CN111364868A - Automatic door opening and closing device for refrigerator - Google Patents

Automatic door opening and closing device for refrigerator Download PDF

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Publication number
CN111364868A
CN111364868A CN202010162057.7A CN202010162057A CN111364868A CN 111364868 A CN111364868 A CN 111364868A CN 202010162057 A CN202010162057 A CN 202010162057A CN 111364868 A CN111364868 A CN 111364868A
Authority
CN
China
Prior art keywords
transmission arm
refrigerator
motor
gear
refrigerator door
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.)
Pending
Application number
CN202010162057.7A
Other languages
Chinese (zh)
Inventor
鲍敏
李乾坤
张魁仓
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Changhong Meiling Co Ltd
Original Assignee
Changhong Meiling Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Changhong Meiling Co Ltd filed Critical Changhong Meiling Co Ltd
Priority to CN202010162057.7A priority Critical patent/CN111364868A/en
Publication of CN111364868A publication Critical patent/CN111364868A/en
Pending legal-status Critical Current

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    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F15/00—Power-operated mechanisms for wings
    • E05F15/60—Power-operated mechanisms for wings using electrical actuators
    • E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
    • E05F15/611—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings
    • E05F15/63—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings operated by swinging arms
    • 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
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/30—Application of doors, windows, wings or fittings thereof for domestic appliances
    • E05Y2900/31—Application of doors, windows, wings or fittings thereof for domestic appliances for 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
    • F25D2323/00—General constructional features not provided for in other groups of this subclass
    • F25D2323/02—Details of doors or covers not otherwise covered

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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)
  • Power-Operated Mechanisms For Wings (AREA)

Abstract

The invention discloses an automatic door opening and closing device for a refrigerator, and relates to the technical field of refrigerators. The refrigerator door comprises a refrigerator body and a refrigerator door body, a first transmission arm, a second transmission arm, a gear, a fixed seat, a hinge seat and a motor; a fixed seat is fixedly arranged in a first mounting groove formed in the top of the refrigerator body; a motor is arranged in a motor groove formed in the bottom surface of the first mounting groove; the output end of the motor penetrates through the fixed seat to be connected with the gear in a rotating mode. When the motor rotates in the forward direction to drive the gear to rotate, the refrigerator door body is automatically opened by driving the first transmission arm and the second transmission arm to unfold; when the motor is driven reversely, the refrigerator door body is automatically closed by driving the first transmission arm and the second transmission arm to contract, so that convenience and rapidness are realized; the refrigerator door body automatic opening and closing device is simple in structure, low in cost, simple in installation process and large in torque, and the refrigerator door body can be automatically opened and closed by using a single module.

Description

Automatic door opening and closing device for refrigerator
Technical Field
The invention belongs to the technical field of refrigerators, and particularly relates to an automatic door opening and closing device for a refrigerator.
Background
In the current market, most of refrigerators still open and close the door in a manual mode, and when a user holds articles by hands, the operation is very inconvenient. Some household electrical appliances manufacturers have released refrigerators that can be opened semi-automatically by touch, human body induction, voice, key and other modes, but the doors of these refrigerators cannot be opened to a required angle automatically, and have no automatic door closing function, so that the user experience is not good. The existing automatic door opening and closing scheme is mostly used in a multi-module matching mode, the cost is expensive, and the wide application is difficult to achieve.
The invention provides an automatic door opening and closing device for a refrigerator, which is used for solving the problems.
Disclosure of Invention
The invention aims to provide an automatic door opening and closing device for a refrigerator, which is characterized in that when a motor rotates forwards to drive a gear to rotate, a first transmission arm and a second transmission arm are driven to unfold to automatically open a refrigerator door body; when the motor reversely drives, the refrigerator door body is automatically closed by driving the first transmission arm and the second transmission arm to contract, so that the refrigerator door body is convenient and quick.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to an automatic door opening and closing device for a refrigerator, which comprises a refrigerator body, a refrigerator door body, a first transmission arm, a second transmission arm, a gear, a fixed seat, a hinge seat and a motor, wherein the first transmission arm is connected with the second transmission arm; a fixed seat is fixedly arranged in a first mounting groove formed in the top of the refrigerator body; a motor is arranged in a motor groove formed in the bottom surface of the first mounting groove; the output end of the motor penetrates through the fixed seat to be rotationally connected with the gear;
a hinge seat is fixedly arranged on the inner bottom surface of a second mounting groove formed in the top of the refrigerator door body; a rectangular accommodating groove is formed in the side face of the hinge seat; the first transmission arm and the second transmission arm are both L-shaped structures; the head end of the first transmission arm and the head end of the second transmission arm are rotatably arranged on the upper surface of the fixed seat; a sector gear is fixed on one side of the head end of the first transmission arm; the sector gear is meshed with the gear; the tail end of the first transmission arm is rotatably arranged on the upper side wall and the lower side wall of the rectangular accommodating groove; and the tail end of the second transmission arm is rotatably arranged between the upper side wall and the lower side wall of the rectangular accommodating groove.
Preferably, on the fixed seat, the head end of the second transmission arm is located outside the head end of the first transmission arm; in the rectangular accommodating groove, the tail end of the first transmission arm is positioned on the outer side of the second transmission arm.
Preferably, when the refrigerator door body is opened to a maximum angle, the motor stops rotating, and the first transmission arm and the second transmission arm are unfolded.
Preferably, when the refrigerator door body is closed, the motor stops rotating in the direction, and the first transmission arm and the second transmission arm are accommodated in the rectangular accommodating groove.
One aspect of the present invention has the following advantageous effects:
according to the refrigerator door body, the first transmission arm and the second transmission arm are respectively and rotatably mounted on the fixed seat fixed on the refrigerator body, meanwhile, the tail end of the first transmission arm and the tail end of the second transmission arm are rotatably mounted on the hinged seat of the refrigerator door body, and the sector gear fixed on the side face of the head end of the first transmission arm is in meshed connection with the gear; when the motor rotates forwards to drive the gear to rotate, the refrigerator door body is automatically opened by driving the first transmission arm and the second transmission arm to unfold; when the motor is driven reversely, the refrigerator door body is automatically closed by driving the first transmission arm and the second transmission arm to contract, so that convenience and rapidness are realized; the refrigerator door body automatic opening and closing device is simple in structure, low in cost, simple in installation process and large in torque, and the refrigerator door body can be automatically opened and closed by using a single module.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of an opening of a refrigerator door of an automatic door opening and closing device for a refrigerator according to the present invention;
FIG. 2 is a schematic structural diagram of a door closing structure of an automatic door opening and closing device for a refrigerator according to the present invention;
FIG. 3 is a schematic structural diagram of the mutual installation of the first transmission arm, the second transmission arm, the gear, the fixed seat, the hinge seat and the motor in the automatic door opening and closing device for the refrigerator according to the present invention;
FIG. 4 is a schematic structural view of a first driving arm of an automatic door opening and closing apparatus for a refrigerator according to the present invention;
FIG. 5 is a schematic structural view of a second driving arm of the automatic door opening and closing device for a refrigerator according to the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1-refrigerator body, 11-first mounting groove, 21-first transmission arm, 211-sector gear, 22-second transmission arm, 23-gear, 24-fixing seat, 25-hinge seat, 26-motor, 3-refrigerator door body and 31-second mounting groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "open," "upper," "middle," "length," "inner," and the like are used in an orientation or positional relationship for convenience in describing the present invention and for simplicity of description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Referring to fig. 1-5, the present invention is an automatic door opening and closing device for a refrigerator, comprising: the refrigerator comprises a refrigerator body 1, a refrigerator door body 3, a first transmission arm 21, a second transmission arm 22, a gear 23, a fixed seat 24, a hinge seat 25 and a motor 26;
a fixed seat 24 is fixedly arranged in a first installation groove 11 formed in the top of the refrigerator body 1; a motor 26 is arranged in a motor groove formed in the bottom surface of the first mounting groove 11; the output end of the motor 26 penetrates through the fixed seat 24 to be rotatably connected with the gear 23, and in practical application, the output end of the motor is connected with the fixed seat 24 through a bearing; a hinge seat 25 is fixedly arranged on the inner bottom surface of a second mounting groove 31 formed in the top of the refrigerator door body 3; a rectangular accommodating groove is formed in the side surface of the hinge seat 25; specifically, the first installation groove 11 penetrates through one side surface of the refrigerator body 1, and the second installation groove 31 penetrates through one side surface and one end surface of the refrigerator door body 3; the first mounting groove 11 corresponds to the second mounting groove 31 in position, and the holding groove is positioned on the inner side surface of the refrigerator door body 3;
the first transmission arm 21 and the second transmission arm 22 are both L-shaped structures; the head end of the first transmission arm 21 and the head end of the second transmission arm 22 are rotatably mounted on the upper surface of the fixed seat 24; a sector gear 211 is fixed on one side of the head end of the first transmission arm 21; the sector gear 211 is meshed with the gear 23; the tail end of the first transmission arm 21 is rotatably arranged on the upper side wall and the lower side wall of the rectangular accommodating groove; the tail end of the second transmission arm 22 is rotatably arranged between the upper side wall and the lower side wall of the rectangular accommodating groove; specifically, on the fixed seat 24, the head end of the second transmission arm 22 is located outside the head end of the first transmission arm 21; in the rectangular receiving groove, the end of the first transmission arm 21 is located outside the second transmission arm 22.
In the actual use process, when the refrigerator door body 3 is opened to the maximum angle, the motor 26 stops rotating, and the first transmission arm 21 and the second transmission arm 22 are unfolded; when the refrigerator door 3 is closed, the motor 26 stops rotating, and the first transmission arm 21 and the second transmission arm 22 are accommodated in the rectangular accommodation groove.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims (4)

1. The utility model provides a refrigerator automatic switch door gear, includes refrigerator box (1) and refrigerator door (3), its characterized in that includes: the device comprises a first transmission arm (21), a second transmission arm (22), a gear (23), a fixed seat (24), a hinge seat (25) and a motor (26);
a fixed seat (24) is fixedly arranged in a first mounting groove (11) formed in the top of the refrigerator body (1); a motor (26) is arranged in a motor groove formed in the bottom surface of the first mounting groove (11); the output end of the motor (26) penetrates through the fixed seat (24) to be rotationally connected with the gear (23);
a hinge seat (25) is fixedly arranged on the inner bottom surface of a second mounting groove (31) formed in the top of the refrigerator door body (3); a rectangular accommodating groove is formed in the side surface of the hinge seat (25);
the first transmission arm (21) and the second transmission arm (22) are both L-shaped structures; the head end of the first transmission arm (21) and the head end of the second transmission arm (22) are rotatably arranged on the upper surface of the fixed seat (24); a sector gear (211) is fixed on one side of the head end of the first transmission arm (21); the sector gear (211) is in meshed connection with the gear (23); the tail end of the first transmission arm (21) is rotatably arranged on the upper side wall and the lower side wall of the rectangular accommodating groove; the tail end of the second transmission arm (22) is rotatably installed between the upper side wall and the lower side wall of the rectangular accommodating groove.
2. The automatic door opening and closing device for the refrigerator as claimed in claim 1, wherein the head end of the second transmission arm (22) is located outside the head end of the first transmission arm (21) on the fixed base (24); in the rectangular accommodating groove, the tail end of the first transmission arm (21) is positioned on the outer side of the second transmission arm (22).
3. The automatic door opening and closing device for the refrigerator according to claim 1 or 2, wherein when the refrigerator door (3) is opened to a maximum angle, the motor (26) stops rotating, and the first transmission arm (21) and the second transmission arm (22) are unfolded.
4. The automatic door opening and closing device for the refrigerator according to claim 1 or 2, wherein when the refrigerator door (3) is closed, the motor (26) stops rotating, and the first transmission arm (21) and the second transmission arm (22) are received in the rectangular receiving groove.
CN202010162057.7A 2020-03-10 2020-03-10 Automatic door opening and closing device for refrigerator Pending CN111364868A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010162057.7A CN111364868A (en) 2020-03-10 2020-03-10 Automatic door opening and closing device for refrigerator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010162057.7A CN111364868A (en) 2020-03-10 2020-03-10 Automatic door opening and closing device for refrigerator

Publications (1)

Publication Number Publication Date
CN111364868A true CN111364868A (en) 2020-07-03

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010162057.7A Pending CN111364868A (en) 2020-03-10 2020-03-10 Automatic door opening and closing device for refrigerator

Country Status (1)

Country Link
CN (1) CN111364868A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114857849A (en) * 2021-02-03 2022-08-05 华人运通(江苏)技术有限公司 Vehicle-mounted storage rack, vehicle-mounted storage device and vehicle-mounted refrigerator
CN114857818A (en) * 2021-02-03 2022-08-05 华人运通(江苏)技术有限公司 Vehicle-mounted storage device and vehicle-mounted refrigerator

Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03295991A (en) * 1990-04-16 1991-12-26 Sankyo Seiki Mfg Co Ltd Door opening and closing mechanism
JP2007261403A (en) * 2006-03-28 2007-10-11 Webasto Japan Kk Emergency mechanism
WO2008130124A1 (en) * 2007-04-20 2008-10-30 Lg Electronics Inc. Refrigerator
JP2010084430A (en) * 2008-09-30 2010-04-15 Mitsubishi Motors Corp Sliding door device
DE202011005195U1 (en) * 2011-04-13 2012-04-25 Jofo Pneumatik Gmbh Smoke-clearing outlet
CN103334661A (en) * 2008-08-12 2013-10-02 世嘉智尼工业株式会社 Hinge device and housing device
DE102013007876A1 (en) * 2012-05-11 2013-11-14 Volkswagen Aktiengesellschaft Vehicle door assembly
WO2014042382A1 (en) * 2012-09-13 2014-03-20 주식회사 강탄산업 Refrigerator having a sliding door
KR200472079Y1 (en) * 2013-10-10 2014-04-02 주식회사 태성 Double door openable automatic door
CN204902392U (en) * 2015-06-30 2015-12-23 青岛海高设计制造有限公司 Refrigerator
US20160060940A1 (en) * 2014-08-28 2016-03-03 Glenn Ford Door Securing System
CN105588398A (en) * 2015-12-29 2016-05-18 青岛海尔股份有限公司 Hinge assembly used for refrigerator door body and refrigerator
KR101643642B1 (en) * 2015-03-24 2016-07-29 엘지전자 주식회사 Refrigerator
WO2016155805A1 (en) * 2015-03-31 2016-10-06 Arcelik Anonim Sirketi Refrigerator with a space-saving and smoothly opening door

Patent Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03295991A (en) * 1990-04-16 1991-12-26 Sankyo Seiki Mfg Co Ltd Door opening and closing mechanism
JP2007261403A (en) * 2006-03-28 2007-10-11 Webasto Japan Kk Emergency mechanism
WO2008130124A1 (en) * 2007-04-20 2008-10-30 Lg Electronics Inc. Refrigerator
CN103334661A (en) * 2008-08-12 2013-10-02 世嘉智尼工业株式会社 Hinge device and housing device
JP2010084430A (en) * 2008-09-30 2010-04-15 Mitsubishi Motors Corp Sliding door device
DE202011005195U1 (en) * 2011-04-13 2012-04-25 Jofo Pneumatik Gmbh Smoke-clearing outlet
DE102013007876A1 (en) * 2012-05-11 2013-11-14 Volkswagen Aktiengesellschaft Vehicle door assembly
WO2014042382A1 (en) * 2012-09-13 2014-03-20 주식회사 강탄산업 Refrigerator having a sliding door
KR200472079Y1 (en) * 2013-10-10 2014-04-02 주식회사 태성 Double door openable automatic door
US20160060940A1 (en) * 2014-08-28 2016-03-03 Glenn Ford Door Securing System
KR101643642B1 (en) * 2015-03-24 2016-07-29 엘지전자 주식회사 Refrigerator
WO2016155805A1 (en) * 2015-03-31 2016-10-06 Arcelik Anonim Sirketi Refrigerator with a space-saving and smoothly opening door
CN204902392U (en) * 2015-06-30 2015-12-23 青岛海高设计制造有限公司 Refrigerator
CN105588398A (en) * 2015-12-29 2016-05-18 青岛海尔股份有限公司 Hinge assembly used for refrigerator door body and refrigerator

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114857849A (en) * 2021-02-03 2022-08-05 华人运通(江苏)技术有限公司 Vehicle-mounted storage rack, vehicle-mounted storage device and vehicle-mounted refrigerator
CN114857818A (en) * 2021-02-03 2022-08-05 华人运通(江苏)技术有限公司 Vehicle-mounted storage device and vehicle-mounted refrigerator
CN114857818B (en) * 2021-02-03 2023-10-17 华人运通(江苏)技术有限公司 Vehicle-mounted storage device and vehicle-mounted refrigerator
CN114857849B (en) * 2021-02-03 2023-10-20 华人运通(江苏)技术有限公司 Vehicle-mounted storage rack, vehicle-mounted storage device and vehicle-mounted refrigerator

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Application publication date: 20200703

RJ01 Rejection of invention patent application after publication