CN102322721B - Refrigerator - Google Patents

Refrigerator Download PDF

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Publication number
CN102322721B
CN102322721B CN201110269723.8A CN201110269723A CN102322721B CN 102322721 B CN102322721 B CN 102322721B CN 201110269723 A CN201110269723 A CN 201110269723A CN 102322721 B CN102322721 B CN 102322721B
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CN
China
Prior art keywords
bar door
motor
refrigerator
door
output shaft
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CN201110269723.8A
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Chinese (zh)
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CN102322721A (en
Inventor
梁海山
张超
李成林
张珩
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.)
Haier Group Corp
Qingdao Haier Co Ltd
Original Assignee
Haier Group Corp
Qingdao Haier Co Ltd
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Priority to CN201110269723.8A priority Critical patent/CN102322721B/en
Publication of CN102322721A publication Critical patent/CN102322721A/en
Application granted granted Critical
Publication of CN102322721B publication Critical patent/CN102322721B/en
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Abstract

Present invention is primarily targeted at, it is provided that a kind of simple in construction and can the refrigerator of automatic door opening. For reaching above-mentioned purpose, this refrigerator includes refrigerator door, offers the opening running through this refrigerator door on this refrigerator door, is provided with to close the bar door of this opening on this opening, is provided with and the bar door rotating shaft of bar door one on bar door; Being provided with bar door driving device on refrigerator door, this bar door driving device includes motor and motor output shaft, motor output shaft and bar door rotating shaft makes the rotation of motor output shaft be transferred to bar door rotating shaft by bindiny mechanism's connection; Also include controlling motor action so that the control device that opens or closes of bar door.

Description

Refrigerator
Technical field
The present invention relates to a kind of refrigerator.
Background technology
Refrigerator cold-storage door arranges opening, this opening arranges bar desk, when needs take out a small amount of food from refrigerator, only need to open bar desk and without opening cold sotrage door, cold air can be reduced and leak outside, reach energy-conservation purpose. Such as, publication number a kind of electric refrigerator home bar that has been the patent disclosure of CN1719168A, bar door is bearing in refrigerator doors on the opening of formation by longitudinal supporting axle, in the inner side of this bar door, bar door basket is installed, this bar door basket is for depositing a small amount of food, when needs take out food, bar door is pulled open and makes bar door basket turn to together outside refrigerator such that it is able to from this bar door basket, take out food easily. In this technical scheme, bar door is directly manually pulled open by user, but, user when opening bar door, often due to firmly inequality make bar door to open yardstick too small or excessive, or, make bar door and refrigerator doors collide, thus increasing the abrasion of refrigerator.
Additionally, Authorization Notice No. a kind of electric refrigerator with automatic door that has been the patent disclosure of CN2422600Y, casing is provided with by motor-driven automatic opening and closing door drive mechanism, it is provided with motor-driven in refrigerator end face both sides and closes gate driver, this motor-driven closes motor and the drivewheel thereof that gate driver includes being arranged on casing, it is arranged on the driven pulley in door body, between driven wheel, is provided with transmission band. When the condition of closing the door meets, by driven by motor drivewheel, drivewheel drives driven pulley by transmission band, and driven pulley drives door body to realize rotating. This technical scheme realizes the transmission of power by mechanical transmission mechanism, and these mechanical transmission structures take bigger installing space, and make its installation process excessively complicated owing to drive mechanism is more.
Summary of the invention
In view of this, present invention is primarily targeted at, it is provided that a kind of can the refrigerator of automatic door opening.
For reaching above-mentioned purpose, the present invention proposes a kind of refrigerator, including refrigerator door, this refrigerator door offers the opening running through this refrigerator door, this opening is provided with to close the bar door of this opening, it is characterized in that, described bar door is provided with and the bar door rotating shaft of bar door one; Refrigerator door is provided with drive described bar door to make its bar door driving device rotated centered by described bar door rotating shaft.
Draw from the above mentioned, owing to being provided with bar door driving device at bar door place, be capable of automatically opening up bar door by this bar door driving device.
The present invention is preferred, and described bar door driving device includes motor and motor output shaft, described motor output shaft and described bar door rotating shaft makes the rotation of described motor output shaft be transferred to described bar door rotating shaft by bindiny mechanism's connection; Also include controlling described motor action so that the control device that opens or closes of described bar door.
Draw from the above mentioned, the rotation of motor output shaft can be transferred to bar door rotating shaft by bindiny mechanism, the action of motor can be controlled simultaneously by controlling device, to realize automatically controlling that bar door opens and closes, facilitate user. Meanwhile, bar door rotating shaft is directly driven so that it drives bar door to rotate by motor, it is possible to saves the installing space of bar door driving device, makes compact conformation.
The present invention is preferred, and described bindiny mechanism includes sleeve, and one end of described sleeve engages in not relatively turnable mode with described output shaft, and the other end engages in not relatively turnable mode with described bar door rotating shaft.
Draw from the above mentioned, owing to adopting sleeve output shaft and bar door rotating shaft to be coupled together, now, that is, motor is arranged in the way of its output shaft is coaxial with bar desk door-hinge, it is possible to make compact conformation, and, adopt a sleeve output shaft and bar door rotating shaft to be connected, it is possible to simplify the structure of bindiny mechanism, reduce quantity and the installing space of mechanical transmission mechanism.
The present invention is preferred, and described motor is motor, and described control device controls the rotational angle of described motor output shaft to control the opening degree of described bar door.
Draw from the above mentioned, owing to adopting motor, the rotational angle of this motor output shaft is controlled it is thus possible to control the opening degree of bar door, thus, it is possible to well opening of bar door is controlled with closedown in the way of simple in construction.
The present invention is preferred, described control device includes the touch switch for operator's operation, when described touch switch odd-times is touched, described control device controls described motor makes described motor output shaft rotate predetermined angular to (or counterclockwise) clockwise and make described bar door open, when described touch switch even-times is touched, described control device controls described motor makes described motor output shaft (or clockwise) counterclockwise rotate predetermined angular and make described bar door close.
Drawing from the above mentioned, user only need to operate touch switch, can trigger the control device of motor, this control device control bar door and automatically open up or close, thus convenient for users to use.
The present invention is preferred, and described touch switch is arranged on described bar door, thus being conducive to the operation of user.
The present invention is preferred, and described motor is alternating current generator, and described motor output shaft is connected with described bar door rotating shaft by reduction gearing mechanism makes the rotation of described motor output shaft be transferred to described bar door rotating shaft; Described control device controls the rotation number of turns of described motor output shaft to control the opening degree of described bar door.
Drawing from the above mentioned, namely the rotation number of turns controlling motor output shaft owing to controlling device can control the opening degree of bar door, enables bar door to automatically open up. Owing to adopting alternating current generator, the rotation number of turns of this motor output shaft is controlled it is thus possible to control the opening degree of bar door, thus, it is possible to well opening of bar door is controlled with closedown in the way of simple in construction.
The present invention is preferred, described control device includes the touch switch for operator's operation, when described touch switch odd-times is touched, described control device controls described motor makes described motor output shaft (or counterclockwise) clockwise rotate the regulation number of turns and make described bar door open, when described touch switch even-times is touched, described control device controls described motor makes described motor output shaft (or clockwise) counterclockwise rotate the regulation number of turns and make described bar door close.
Drawing from the above mentioned, user only need to operate touch switch, can trigger the control device of motor, this control device control bar door and automatically open up or close, thus convenient for users to use.
The present invention is preferred, is provided with snap fastener, the engaging of this snap fastener makes bar door be closed between described refrigerator door and bar door; Described bar door is provided with mean for operator's operation operating mechanism with the fastening state of engagement release mechanism; Described touch switch and described operating mechanism are same operating mechanism.
Draw from the above mentioned, owing to bar door is buckled in refrigerator doors by snap-in structure, so that fixing between bar door with refrigerator doors is connected tightr, it is prevented that bar door is deviate from from opening.
The present invention is preferred, is provided with to deposit the bar door basket of article in the inner side of described bar door.
Drawing from the above mentioned, bar door basket fills a certain amount of food for receipts, so, as long as pulling open food that namely bar door can be taken off in a basket without opening refrigerator doors, thus, food can either be easily removed and can be effectively prevented from again cold air and reveal, it is achieved be energy-conservation.
Accompanying drawing explanation
Fig. 1 is the front view of refrigerator doors, and wherein, bar door is in closure state;
Fig. 2 is the oblique view of refrigerator doors, and wherein, bar door is in open mode;
Fig. 3 be in Fig. 1 B-B to sectional view;
Fig. 4 be in Fig. 1 C-C to sectional view.
Detailed description of the invention
Below for double-door refrigerator, in conjunction with accompanying drawing 1-4, the specific embodiment of the present invention is described in detail.
As shown in Figure 1-Figure 3, refrigerator doors 1 offers and connects the opening (not shown) in outside in it, being provided with to close the bar door 2 of this opening in the openings, be formed with bar door basket 21 in the inner side of this bar door 2, this bar door basket 21 fills a certain amount of food for receipts. Owing to this bar door 2 is arranged separately in refrigerator doors 1, so, as long as pulling open food that namely bar door 2 can be taken off in a basket 21 without opening refrigerator doors 1, thus, food can either be easily removed and can be effectively prevented from again cold air and reveal, it is achieved be energy-conservation. Wherein, " opening " of bar door 2 refers to that bar door 2 outwards rotates counterclockwise from the opening of refrigerator doors 1, and " closedown " refers to that bar door 2 transfers to close the opening of refrigerator doors 1 from dextrorotation open mode.
As shown in Figure 4, offer mounting groove 11 at the upper side frame place of opening, the lower frame place of opening is provided with cavity 12, it is separately installed with on the top of bar door 2 and bottom and is formed at rotating shaft 22 integrally and rotating shaft 23 with this bar door 2, and, on the same line, namely both keep coaxial and alignment to the axis of rotating shaft 22 and rotating shaft 23, rotating shaft 22 is arranged in mounting groove 11 so that the top of bar door 2 is formed with refrigerator doors 1 and is rotationally connected. being provided with motor 4 in cavity 12, the motor shaft 41 (motor output shaft) of this motor 4 is arranged towards rotating shaft 23 direction, and motor shaft 41 is directed at rotating shaft 23. arranged outside in rotating shaft 23 and motor shaft 41 has sleeve 24, one end of this sleeve 24 and rotating shaft 23 fasten, the other end and motor shaft 41 fasten, make, rotating shaft 23 and motor shaft 41 all can not produce rotation relative to sleeve 24 and rotating shaft 23 can not produce relative rotation relative to motor shaft 41, namely by this sleeve 24, rotating shaft 23 and motor shaft 41 are connected, the rotation of motor shaft 41 is made to be transferred to bar door rotating shaft 23 by sleeve 24, when motor 4 enters duty, that can pass through motor shaft 41 rotates the rotation driving rotating shaft 23 and rotating shaft 22, thus realizing opening or closing of bar door 2.Wherein, the first axial planar portions it is formed in parallel with in the end of motor shaft 41, the second axial planar portions it is formed in parallel with in the end of bar door rotating shaft 23, the first holding section that the end with the motor shaft 41 being formed with the first planar portions matches is formed in one end of the close motor shaft 41 of sleeve 24, it forms the second holding section matched with the end of bar door rotating shaft 23 being formed with the second planar portions near one end of rotating shaft 23 such that it is able to realize sleeve 24 and motor shaft 41 and rotating shaft 23 being connected together respectively.
The refrigerator doors 1 at the upper side frame place of corresponding opening offers draw-in groove (not shown), bar door 2 is provided with the grab (not shown) being fastened in this draw-in groove, the snap fastener in the present invention it is made up of this draw-in groove and snap fit, when this grab snaps in draw-in groove, bar door 2 is fixed to the opening part of refrigerator doors 1, thus realizing the sealing to the opening in refrigerator doors. The outer surface on bar door 2 top is provided with a button (constituting the touch switch in the present invention and operating mechanism) 3, this button 3 is connected through the inner side of refrigerator doors 1 with grab, user presses this button 3 can make grab deviate from from draw-in groove, thus releasing snapping connection of bar door 2 and refrigerator doors 1.
Being also equipped with the control device of motor on the casing of refrigerator doors 1 or refrigerator, button 3 electrically connects with this control device. User n-th (n is the odd number be more than or equal to 1) secondary pressing button 3, grab is deviate from thus releasing snapping connection of bar door 2 and refrigerator doors 1 from draw-in groove, simultaneously, the signal of telecommunication at button 3 place changes, control device gathers this signal of telecommunication and the change triggers motor according to this signal of telecommunication enters running status according to operation program set in advance, and namely motor 4 enters duty, and motor shaft 41 rotates, drive bar door 2 to rotate counterclockwise certain angle, then open bar door 2; Take thing to terminate, the secondary pressing button 3 of user (n+1), then bar door 2 rotates clockwise angle same as described above, then grab enters in draw-in groove thus bar door 2 is buckled in refrigerator doors 1. Here, the angle that motor 4 turns in the on-state is 90 degree. Motor 4 can be motor or alternating current generator, for motor, carrys out pilot angle displacement thus being accurately positioned by controlling pulse number. Controlling device and often input an electric pulse, motor 4 rotates an angle and takes a step forward. Assuming that the step angle of motor is 1.8 ��/step, if motor 4 need to turn over 90 degree in the on-state, then motor 4 need to rotate 50 steps, and the control device of corresponding motor need to input 50 electric pulses.
In the present embodiment, the operation switch of snap fastener and the triggering switch of motor control assembly are button 3, being connected together of bar door 2 and refrigerator doors 1 can be released, motor 4 can be triggered again and run and drive bar door 2 to rotate, thus bar door 2 is opened. Adopting in this way, when user's inconvenience hands directly opens bar door 2, user only needs contact button 3 that bar door 2 can be made to automatically open up. Simultaneously as set the rotational parameters of motor in advance in motor control assembly such that it is able to make bar door 2 open to suitable angle, be conducive to controlling the opening degree of bar door 2.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, in a word, all within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Such as, in the above-described embodiment, snap fastener mainly adopts grab and draw-in groove to realize, but, snap fastener may be used without sliding pin and realizes with draw-in groove, wherein, sliding pin is parallel to the panel of bar door and is arranged at the outer surface of bar door, and draw-in groove is arranged in refrigerator doors, and user is by making sliding pin stretch in draw-in groove to stirring of sliding pin or deviate from from draw-in groove, further, this toggle switch is also the triggering switch controlling motor operating state. Additionally, in the above-described embodiment, the fixing of bar door 2 and refrigerator doors 1 is realized by snap fastener, it can be appreciated that sealing ring can be arranged on bar door 2, by this sealing ring, bar door 2 and refrigerator doors 1 are formed sealing, and button 3 is only the triggering switch of motor 4, when opening bar door 2, the tightness according to bar door 2 with refrigerator doors 1, motor 4 increases the kinetic parameter overcoming this tightness. Such as, if bar door 2 and refrigerator doors 1 adopt sealing ring to fix, when opening bar door 2, first motor 4 rotates ten steps makes bar door 2 deviate from from refrigerator doors 1, is then rotated further by 50 steps and bar door 2 just can be made to fully open; When closing bar door 2, first motor 4 rotates 50 steps makes bar door 2 move the opening part to refrigerator doors 1, is rotated further by ten steps and makes bar door 2 and refrigerator doors 1 seal by sealing ring.
Such as, in the above-described embodiment, motor 4 is motor, but, alternating current generator can also be adopted, when adopting alternating current generator, it is connected by reduction gearing mechanism between motor with bar desk door-hinge, to control the opening degree of bar door 2, (control of the rotating cycle of alternating current generator output shaft is by control, the conduction time of alternating current generator to be realized to the rotation number of turns of control device control motor output shaft, this is known), when touch switch is carried out odd-times shake-up by user, controlling device control motor makes motor output shaft rotate counterclockwise the regulation number of turns and make bar door 2 open, when touch switch is carried out even-times shake-up by user, control device control motor and makes motor output shaft rotate clockwise the regulation number of turns and make bar door 2 close.
Such as, in the above-described embodiment, motor shaft 41, rotating shaft 23 fasten with sleeve 24 respectively thus realizing the rotation of motor shaft 41 is transferred to rotating shaft 23, but, other modes can also be adopted, for instance together with welding and motor shaft 41, rotating shaft 23 being separately fixed at sleeve 24 respectively. It addition, in the above-described embodiment, the open angle of bar door 2 is 90 degree, but, it is possible to the real needs according to user, turn over other angles, for instance, 30 degree or 60 degree etc.
Additionally, in the above-described embodiment, user button (touch switch) is operated thus realizing opening of bar door, but, it is possible to adopt other modes, for instance, controlled by remote controller, now, control device also includes the structure corresponding with remote controller. Being illustrated for double-door type refrigerator in the above-described embodiment, but be not limited thereto, the present invention can be applied on the refrigerator of other (such as, single open-door) structures.

Claims (8)

1. a refrigerator, including refrigerator door (1), this refrigerator door (1) offers the opening running through this refrigerator door (1), this opening is provided with close the bar door (2) of this opening, it is characterized in that
Described bar door (2) is provided with and the bar door rotating shaft (23) of bar door (2) one, refrigerator door (1) is provided with drive described bar door (2) to make its bar door driving device rotated centered by described bar door rotating shaft (23)
Described bar door driving device includes motor (4) and motor output shaft (41), described motor output shaft (41) and described bar door rotating shaft (23) are connected by bindiny mechanism makes the rotation of described motor output shaft (41) be transferred to described bar door rotating shaft (23)
Described bindiny mechanism includes sleeve (24), one end of described sleeve (24) engages in not relatively turnable mode with described output shaft (41), the other end engages in not relatively turnable mode with described bar door rotating shaft (23)
Also include controlling described motor action so that the control device that opens or closes of described bar door (2).
2. refrigerator according to claim 1, it is characterized in that, described motor (4) is motor, and described control device controls the rotational angle of described motor output shaft (41) to control the opening degree of described bar door (2).
3. refrigerator according to claim 2, it is characterized in that, described control device includes the touch switch for operator's operation, when described touch switch odd-times is touched, described control device controls described motor (4) makes described motor output shaft (41) (or counterclockwise) clockwise rotate predetermined angular and make described bar door (2) open, when described touch switch even-times is touched, described control device controls described motor (4) makes described motor output shaft (41) (or clockwise) counterclockwise rotate predetermined angular and make described bar door (2) close.
4. refrigerator according to claim 3, it is characterised in that described touch switch is arranged on described bar door (2).
5. refrigerator according to claim 1, it is characterized in that, described motor (4) is alternating current generator, described motor output shaft (41) is connected with described bar door rotating shaft (23) by reduction gearing mechanism makes the rotation of described motor output shaft (41) be transferred to described bar door rotating shaft (23)
Described control device controls the rotation number of turns of described motor output shaft (41) to control the opening degree of described bar door (2).
6. refrigerator according to claim 5, it is characterized in that, described control device includes the touch switch for operator's operation, when described touch switch odd-times is touched, described control device controls described motor (4) makes described motor output shaft (41) (or counterclockwise) clockwise rotate the regulation number of turns and make described bar door (2) open, when described touch switch even-times is touched, described control device controls described motor (4) makes described motor output shaft (41) (or clockwise) counterclockwise rotate the regulation number of turns and make described bar door (2) close.
7. the refrigerator according to claim 3 or 6, it is characterised in that be provided with snap fastener between described refrigerator door (1) and bar door (2), is made bar door (2) be closed by the engaging of this snap fastener,
Described bar door (2) is provided with mean for operator's operation operating mechanism with the fastening state of engagement release mechanism,
Described touch switch and described operating mechanism are same operating mechanism.
8. refrigerator according to claim 1, it is characterised in that be provided with to deposit the bar door basket (21) of article in the inner side of described bar door (2).
CN201110269723.8A 2011-09-13 2011-09-13 Refrigerator Active CN102322721B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201110269723.8A CN102322721B (en) 2011-09-13 2011-09-13 Refrigerator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201110269723.8A CN102322721B (en) 2011-09-13 2011-09-13 Refrigerator

Publications (2)

Publication Number Publication Date
CN102322721A CN102322721A (en) 2012-01-18
CN102322721B true CN102322721B (en) 2016-06-08

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201110269723.8A Active CN102322721B (en) 2011-09-13 2011-09-13 Refrigerator

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102706078A (en) * 2012-06-12 2012-10-03 海尔集团公司 Refrigerator door body equipped with bar counter
CN107477945A (en) * 2017-09-22 2017-12-15 合肥华凌股份有限公司 Refrigerator and its chamber door control method

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2455899Y (en) * 2001-01-03 2001-10-24 孙科庆 Composite pivot window
WO2005047786A1 (en) * 2003-11-14 2005-05-26 Lg Electronics Inc. Refrigerator
KR100656394B1 (en) * 2003-12-15 2006-12-13 엘지전자 주식회사 Communication pad mounting structure for internet refrigerator
KR101024464B1 (en) * 2003-12-31 2011-03-23 엘지전자 주식회사 Home bar of refrigerator
KR20060086166A (en) * 2005-01-26 2006-07-31 엘지전자 주식회사 Refrigerator
KR20060128422A (en) * 2005-06-10 2006-12-14 엘지전자 주식회사 Refrigerator of french door type
KR101275568B1 (en) * 2006-10-24 2013-06-14 엘지전자 주식회사 Automatic Homebar

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