CN208168620U - A kind of refrigerator automatic door operator - Google Patents

A kind of refrigerator automatic door operator Download PDF

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Publication number
CN208168620U
CN208168620U CN201820500850.1U CN201820500850U CN208168620U CN 208168620 U CN208168620 U CN 208168620U CN 201820500850 U CN201820500850 U CN 201820500850U CN 208168620 U CN208168620 U CN 208168620U
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China
Prior art keywords
push rod
gear
refrigerator
motor
train
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Active
Application number
CN201820500850.1U
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Chinese (zh)
Inventor
方波
焦其义
陆涛
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Changhong Meiling Co Ltd
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Changhong Meiling Co Ltd
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Priority to CN201820500850.1U priority Critical patent/CN208168620U/en
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Abstract

The utility model discloses a kind of refrigerator automatic door operators, are related to refrigerator manufacturing field.Including device noumenon and box cover, worm screw is installed on the output shaft of motor, motor is connect by worm screw with train of reduction gears;Train of reduction gears is connect with gear push rod;Gear push rod includes push rod and gear bar;Opposite two surfaces of gear bar are respectively equipped with slide block and rack gear;The opposite sides face of gear bar is respectively equipped with push rod guide rail;Motor drives gear push rod to reciprocatingly slide along guide groove by train of reduction gears;Gear push rod cooperates with the collision block being mounted in refrigerator doors.The utility model by motor drive train of reduction gears drive gear push rod move back and forth, make push rod thrust-neutral, speed is controllable, reduces the inertia effects of refrigerator open, protect user using safe;And be connected through a screw thread push rod and gear bar, have using simple, convenient disassembly;Prevent because have a power failure caused by gear latch due to influence refrigerator close the door.

Description

A kind of refrigerator automatic door operator
Technical field
The utility model belongs to refrigerator manufacturing technology field, more particularly to a kind of refrigerator automatic door operator.
Background technique
At present:With the intelligentized development of household electrical appliances, the either big household electrical appliances such as refrigerator, washing machine, air-conditioning, colour TV, or sky The small household appliances such as gas purifier, kitchenware and sanitary ware.Technicalization is all advocated, it is intelligent.Theory and the upgrade requirement of the consumer of China are Matched, intelligence has been a kind of trend of household electrical appliances development.
In people's lives, such worry is frequently encountered, when your two hands hold article simultaneously, it is desirable to put article Enter in refrigerator, it is necessary to first put down article, then open refrigerator.Refrigerator, which increases automatic door operator, just can solve your worry.Pass through Two articles on hand very easily can be put into refrigerator by the opening of voice control refrigerator doors, people.Operating process is simplified, Promote the technology sense of refrigerator, intelligent level.
The refrigerator with automatically openable door occurred in the market is mostly by way of electromagnet, and electromagnetism mentions energization generation magnetic force will Push rod attracts, and the impact force of generation pushes refrigerator open, and the thrust of push rod is very big, be easy to accidentally injure user.
Utility model content
The purpose of this utility model is to provide a kind of refrigerator automatic door operators, drive train of reduction gears to drive by motor Moving gear push rod moves back and forth, and makes push rod thrust-neutral, speed is controllable, reduces the inertia effects of refrigerator open, protects user's Using safe;And by the way that collision block is arranged in refrigerator doors, handspike damaged refrigerator doors are avoided, and push rod and gear bar are passed through into screw thread Connection has using simple, convenient disassembly;Prevent because have a power failure caused by gear latch due to influence refrigerator close the door.
In order to solve the above technical problems, the utility model is achieved through the following technical solutions:
The utility model is a kind of refrigerator automatic door operator, including device noumenon and box cover, the installation of described device ontology At the top of refrigerator;Described device ontology includes motor, train of reduction gears, gear push rod, limit switch, device noumenon back box, answers Bit switch;The motor, train of reduction gears, gear push rod, limit switch, reset switch are installed in device noumenon back box; One worm screw is installed, the motor is connect by worm screw with train of reduction gears on the output shaft of the motor;
The train of reduction gears includes turbine, primary speed-down gear, double-reduction gear and three-level reduction gearing;Wherein, The turbine is engaged with worm screw;The three-level reduction gearing is connect with gear push rod;
The gear push rod is made of push rod and gear bar;The push rod is a cylindrical body;The gear bar is a column; The push rod is flexibly connected with gear bar;Described push rod one end is equipped with push rod screw thread;One end face of gear bar is equipped with push rod spiral shell Hole;The push rod screw thread and push rod screw hole cooperate;One surface of the gear bar is equipped with slide block;The slide block respectively with limit Bit switch and reset switch cooperation;Another surface of the gear bar is equipped with a rack gear;The opposite sides face of the gear bar point It She You not a push rod guide rail;The rack gear is engaged with three-level reduction gearing;One surface of the box cover and device noumenon back box is equal Equipped with a guide groove and several fixation holes;The push rod guide rail is slidably matched with guide groove;
The motor drives gear push rod to reciprocatingly slide along guide groove by train of reduction gears;The gear push rod be mounted on Collision block cooperation in refrigerator doors.
Further, the box cover is covered in device noumenon back box;The box cover is solid by fixation hole and bolt cooperation It is scheduled on refrigerator, a surface side of box cover is arranged in the fixation hole.
Further, the collision block is a rubber pad, and anti-throw-out lever, which directly hits refrigerator doors, causes refrigerator doors to be damaged.
Further, the limit switch and reset switch are sequentially arranged at the side of guide groove.
The utility model has the advantages that:
1, the automatic door operator of the utility model setting drives train of reduction gears to drive gear push rod reciprocal by motor Movement, make push rod thrust-neutral, speed is controllable, reduces the inertia effects of refrigerator open, protect user using safe;And pass through Collision block is set in refrigerator doors, avoids handspike damaged refrigerator doors.
2, the utility model has by the way that push rod and gear bar to be threadedly coupled using simple, convenient disassembly;It prevents Because have a power failure caused by gear latch due to influence refrigerator close the door.
3, the utility model above gear push rod by being provided with reset switch and limit switch, and passes through gear push rod On slide block triggered, control it is more accurate, prevent from being used for a long time caused journey error.
Certainly, any product for implementing the utility model does not necessarily require achieving all the advantages described above at the same time.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention, For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings Other attached drawings.
Fig. 1 is a kind of structural schematic diagram of refrigerator automatic door operator;
Fig. 2 is the structural schematic diagram of device noumenon;
Fig. 3 is the structural schematic diagram of gear push rod;
Fig. 4 is a kind of flow chart of the control method of refrigerator automatic door operator;
In attached drawing, parts list represented by the reference numerals are as follows:
1- device noumenon, 2- box cover, 3- collision block, 11- motor, 12- worm screw, 13- turbine, 14- primary speed-down gear, 15- Double-reduction gear, 16- three-level reduction gearing, 17- gear push rod, 18- limit switch, 19- automatic door operator box cover, 20- Reset switch, 21- guide groove, 22- fixation hole, 171- push rod, 172- push rod screw thread, 173- gear bar, 174- push rod screw hole, 175- Slide block, 176- push rod guide rail, 177- bar shaped gear.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts All other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that term " aperture ", "upper", "lower", " thickness ", "top", " in ", " length ", "inner", indicating positions or the positional relationship such as " surrounding ", be merely for convenience of description the utility model and simplification Description, rather than the component or element of indication or suggestion meaning must have a particular orientation, and are constructed and grasped with specific orientation Make, therefore should not be understood as limiting the present invention.
Specific embodiment one:
It please refers to shown in Fig. 1-2, the utility model is a kind of refrigerator automatic door operator, including device noumenon 1 and box cover 2, device noumenon 1 is mounted at the top of refrigerator;Device noumenon 1 includes motor 11, train of reduction gears, gear push rod 17, limit switch 18, device noumenon back box 19, reset switch 20;Motor 11, train of reduction gears, gear push rod 17, limit switch 18, reset switch 20 are installed in device noumenon back box 19;One worm screw 12 is installed on the output shaft of motor 11, motor 11 by worm screw 12 with Train of reduction gears connection;Train of reduction gears includes turbine 13, primary speed-down gear 14, double-reduction gear 15 and three-level reducing gear Wheel 16;Wherein, turbine 13 is engaged with worm screw 12;Three-level reduction gearing 16 is connect with gear push rod 17;Motor 11 passes through reducing gear Wheel group driving gear push rod 17 reciprocatingly slides along guide groove 21;Gear push rod 17 cooperates with the collision block 3 being mounted in refrigerator doors.
Wherein, box cover 2 is covered in device noumenon back box 19;Box cover 2 is fixed on ice by fixation hole 22 and bolt cooperation On case, a surface side of box cover 2 is arranged in fixation hole 22.
Wherein, collision block 3 is a rubber pad, and anti-throw-out lever 171, which directly hits refrigerator doors, causes refrigerator doors to be damaged.
Wherein, limit switch and reset switch 20 are sequentially arranged at the side of guide groove 21.
Wherein as shown in figure 3, gear push rod 17 is made of push rod 171 and gear bar 173;Push rod 171 is a cylindrical body;Tooth Wheel item 173 is a column;Push rod 171 is flexibly connected with gear bar 173;171 one end of push rod is equipped with push rod screw thread 172;Gear bar 173 1 end faces are equipped with push rod screw hole 174;Push rod screw thread 172 and push rod screw hole 174 cooperate;One surface of gear bar 173, which is equipped with, dials Motion block 175;Slide block 175 cooperates with limit switch 18 and reset switch 20 respectively;Another surface of gear bar 173 is equipped with a tooth Item 177;The opposite sides face of gear bar 173 is respectively equipped with a push rod guide rail 176;Rack gear 177 is engaged with three-level reduction gearing 16; One surface of box cover 2 and device noumenon back box 19 is equipped with a guide groove 21 and several fixation holes 22;Push rod guide rail 176 and guide groove 21 It is slidably matched;
Specific embodiment two:
As shown in figure 4, a kind of control method of refrigerator automatic door operator, includes the following steps:
SS01, user input opening signal, and after device noumenon 1 receives opening signal, the rotation of motor 11 drives reducing gear Wheel group drives gear push rod 17 to release, and push rod 171 pushes refrigerator doors open;
SS02, after slide block 175 touches limit switch 18 on gear push rod 17, motor 11 invert, gear push rod 17 It slides backward;
When slide block 175 touches reset switch 20, motor 11 stops operating;
The runing time upper limit is arranged in motor 11, when run continuously between reach upper limit time after, slide block 175 is not in contact with multiple Bit switch or limit switch, motor 11 are shut down.
Wherein, opening signal is key switch signal or voice signal;User passes through voice control or triggering key switch Form control device noumenon 1 operation.
Wherein, the threshold value of time upper limit is 2-10s.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one of the utility model In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiment or examples In can be combined in any suitable manner.
The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously There is no the details that detailed descriptionthe is all, also not limiting the utility model is only the specific embodiment.Obviously, according to this theory The content of bright book can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably The principles of the present invention and practical application are explained, so that skilled artisan be enable to better understand and utilize this Utility model.The utility model is limited only by the claims and their full scope and equivalents.

Claims (4)

1. a kind of refrigerator automatic door operator, which is characterized in that including device noumenon (1) and box cover (2), described device ontology (1) it is mounted at the top of refrigerator;Described device ontology (1) includes motor (11), train of reduction gears, gear push rod (17), limits and open Close (18), device noumenon back box (19), reset switch (20);The motor (11), train of reduction gears, gear push rod (17), limit Bit switch (18), reset switch (20) are installed on device noumenon back box (19);
It is equipped with a worm screw (12) on the output shaft of the motor (11), the motor (11) passes through worm screw (12) and reduction gearing Group connection;
The train of reduction gears includes turbine (13), primary speed-down gear (14), double-reduction gear (15) and three-level reducing gear It takes turns (16);Wherein, the turbine (13) is engaged with worm screw (12);The three-level reduction gearing (16) and gear push rod (17) are even It connects;
The gear push rod (17) is made of push rod (171) and gear bar (173);The push rod (171) is a cylindrical body;It is described Gear bar (173) is a column;The push rod (171) is flexibly connected with gear bar (173);Described push rod (171) one end is equipped with Push rod screw thread (172);(173) one end face of gear bar is equipped with push rod screw hole (174);The push rod screw thread (172) and push rod Screw hole (174) cooperation;One surface of the gear bar (173) is equipped with slide block (175);The slide block (175) respectively with limit Bit switch (18) and reset switch (20) cooperation;Another surface of the gear bar (173) is equipped with a rack gear (177);The tooth The opposite sides face of wheel item (173) is respectively equipped with a push rod guide rail (176);The rack gear (177) and three-level reduction gearing (16) Engagement;
One surface of the box cover (2) and device noumenon back box (19) is equipped with a guide groove (21) and several fixation holes (22);Institute Push rod guide rail (176) is stated to be slidably matched with guide groove (21);
The motor (11) is reciprocatingly slided by train of reduction gears driving gear push rod (17) along guide groove (21);The gear push rod (17) cooperate with the collision block (3) being mounted in refrigerator doors.
2. a kind of refrigerator automatic door operator according to claim 1, which is characterized in that the box cover (2) is covered on dress It sets on ontology back box (19);The box cover (2) is fixed on refrigerator by fixation hole (22) and bolt cooperation, the fixation hole (22) it is arranged in a surface side of box cover (2).
3. a kind of refrigerator automatic door operator according to claim 1, which is characterized in that the collision block (3) is a rubber Pad.
4. a kind of refrigerator automatic door operator according to claim 1, which is characterized in that the limit switch and reset are opened Close the side that (20) are sequentially arranged at guide groove (21).
CN201820500850.1U 2018-04-10 2018-04-10 A kind of refrigerator automatic door operator Active CN208168620U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820500850.1U CN208168620U (en) 2018-04-10 2018-04-10 A kind of refrigerator automatic door operator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820500850.1U CN208168620U (en) 2018-04-10 2018-04-10 A kind of refrigerator automatic door operator

Publications (1)

Publication Number Publication Date
CN208168620U true CN208168620U (en) 2018-11-30

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ID=64397163

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820500850.1U Active CN208168620U (en) 2018-04-10 2018-04-10 A kind of refrigerator automatic door operator

Country Status (1)

Country Link
CN (1) CN208168620U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021088518A1 (en) * 2019-11-05 2021-05-14 裕克施乐塑料制品(太仓)有限公司 Rotary actuator assembly, household appliance and control method therefor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021088518A1 (en) * 2019-11-05 2021-05-14 裕克施乐塑料制品(太仓)有限公司 Rotary actuator assembly, household appliance and control method therefor

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