CN2249885Y - Point contact automatic opening mechanism of refrigerator door - Google Patents

Point contact automatic opening mechanism of refrigerator door Download PDF

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Publication number
CN2249885Y
CN2249885Y CN 95227331 CN95227331U CN2249885Y CN 2249885 Y CN2249885 Y CN 2249885Y CN 95227331 CN95227331 CN 95227331 CN 95227331 U CN95227331 U CN 95227331U CN 2249885 Y CN2249885 Y CN 2249885Y
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CN
China
Prior art keywords
end
connected
motor
slide
refrigerator
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Application number
CN 95227331
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Chinese (zh)
Inventor
贺玉强
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贺玉强
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Priority to CN 95227331 priority Critical patent/CN2249885Y/en
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Publication of CN2249885Y publication Critical patent/CN2249885Y/en

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Abstract

The utility model discloses a point contact automatic opening mechanism of a refrigerator door, comprising a shell. One end of the shell is provided with a motor which is communicated with a control circuit, and the output shaft of the motor is connected with a drive gear on a gear shaft through a retarding mechanism; wheels are engaged with racks, and one end of the rack is fixed on a sliding plate which is fixedly connected with a sliding block; one end of a push rod which is sheathed with an energy storage spring is inserted into the sliding block, and the head of the other end is arranged at the opening of the shell of the utility model; the lower side of the sliding block is connected with a return spring. The utility model can open the door of the refrigerator conveniently, can clean the refrigerator easily without affecting the function of the refrigerator, and can be used to replace the handle of the door of the refrigerator.

Description

点触式电冰箱自动开门装置 Touch automatic door apparatus refrigerators

本实用新型涉及一种电冰箱的自动开门装置。 Automatic door opening device according to the present invention relates to a refrigerator.

现有的电冰箱都是拉动开门,它存在以下缺点:1、开启时冰箱整体受力,易产生振动从而影响使用寿命,2、两手都拿东西的时侯或做饭时手湿、有油污时使用不便,3、不便擦洗清洁。 Existing refrigerators are pulled open the door, it has the following disadvantages: 1, open the refrigerator overall force, easy to produce vibrations affecting life, 2, both hands to get something at the right time when hands are wet or cooking with oil when using the inconvenience, 3, inconvenience scrub clean.

本实用新型的目的在于提供一种点触式电冰箱自动开门装置,使开门方便,清洁方便又对冰箱本身无影响。 The present invention aims to provide a touch-type refrigerators automatic door openers, the door easy to make, easy to clean and has no effect on the refrigerator itself.

本实用新型的技术方案如下:本装置有一壳体,壳体的一端装电机,该电机接入能控制其转、停的控制电路;电机的输出轴经减速机构连齿轮轴上的驱动齿轮,该齿轮与齿条啮合,该齿条的一端固定在一滑板上,该滑板固定连在滑块上,有一其上套有蓄能弹簧的顶杆一端插在滑块中,另一端为顶头在本装置壳体的开口处;滑块的下边连一回位弹簧,弹簧的另一端固定在电机壳上;上述的齿条的另一端连另一滑板,这个滑板上连常闭触点滑动板,该板上有一金属片,在滑动板上面有长闭触点固定板,它为一金属板。 The technical solution of the present invention is as follows: The apparatus has a housing, one end of the housing mounted motor that can control the access switch, the stop control circuit; an output shaft of the motor through a reduction gear mechanism connected drive shaft, the meshed with the rack, the rack end is fixed to a sliding plate fixedly connected to the slider, which has a sleeve with a storage spring on one end of the jack is inserted in the slider, the other end of the head opening of the unit housing; lower slider even a return spring, the other end of the spring is fixed to the motor case; other end of the rack slider even further, and even the normally closed contact slide on the slide plate plate, the plate has a metal sheet with a long closed contact plate is fixed above the sliding plate, which is a metal plate.

所说的控制电路其优选方案是交流电源经变压器B接全波整流器QD,整流器的输出端负极接地,正极分四路,一路接电容C的正极,电容C的负极接地;第二路经电阻R接直流电源E的正极,电源E的负极也接地;第三路依次接继电器J、开关K1、K2、再接地,开关K1与继电器的触点JK1并联;第四路依次接继电器的触点JK2、电机D再接地;当按开关K1时,继电器J吸合,其触点JK1、JK2闭合,则电机工作,经减速及传动装置把顶杆顶出,冰箱的门就被打开了,此时,常闭触点滑动板上的金属片与长闭触点固定板错开则K2断开,电机D就停止工作了,顶杆在回位弹簧的作用下回到初始位置。 The preferred embodiment of said control circuit is connected to the AC power through the transformer full-wave rectifier B QD, negative ground negative output of the rectifier to ground, the positive sub-four, then all the way to the positive electrode of the capacitor C, capacitor C; a second resistor path R positive electrode current power supply E is connected to the negative electrode of the power source E is also grounded; then turn the relay J third passage, the switch K1, K2, and then ground, JK1 parallel switch contact of the relay K1; fourth group are sequentially connected relay contacts JK2, the motor D then grounded; when pressing the switch K1, the relay pull-J, its contact JK1, JK2 closed, the motor operates, through a reduction gear and the top of the mast, the refrigerator door is opened, this , the normally closed contact slide plate sheet metal plate fixed to the long-closed contact is offset K2 off, the motor stops working D, the jack returns to its initial position by the return spring.

本实用新型的优点在于:1、使用方便即使您双手拿着东西或满手油污只要用手背的某一关节轻轻地按一下按钮开关,门便自动打开;2、减少外型的复杂性,整体平滑便于清洁;3、避免开门时整体受外力而产生的振动,从而延长其使用寿命;4、本装置交、直流两用停电也可使用。 The utility model has the advantage: 1, easy to use even if you have your hands full hand holding something or oil as long as a joint back of the hand and gently press the button switch, the door will open automatically; 2, reduce the complexity of the shape, overall smooth easy to clean; 3, to avoid vibration of the entire external force generated when opening the door, thereby extending its life; 4, this means AC and DC power may also be used.

图1为本实用新型结构示意图;图2为本实用新型的控制电路原理图。 1 a schematic view of the present utility new structure; FIG. 2 is a control circuit diagram of the new present invention.

下面结合附图对本实用新型作进一步说明。 DESCRIPTION OF DRAWINGS The present invention is further made.

由图1可一看到本装置的结构,壳体(24)的一端装电机(8),该电机接入能控制其转、停的控制电路;电机上有接线柱(7),壳体(24)上有插头(6);电机的输出轴连齿轮(4),齿轮(4)与齿轮轴(2)上的齿轮(25)啮合,同轴的齿轮(3)与齿轮轴(1)上的齿轮(26)啮合,齿轮轴(1)上的驱动齿轮(10)与齿条(11)啮合,该齿条的一端固定在一滑板(22)上,滑板(22)固定连在滑块(14)上,有一其上套有蓄能弹簧(20)的顶杆(16),其一端插在滑块(14)中,另一端为顶头(17)在本装置壳体的开口处;(15)为顶杆滑动槽,滑块(14)的下边连一回位弹簧(21),弹簧的另一端固定在电机(8)的壳上;上述的齿条(11)的另一端连另一滑板(5),滑板(5)连常闭触点滑动板(12),该板(12)上有一金属片(13),在滑动板(12)上面有长闭触点固定板(9),它为一金属板。 1 may be seen from FIG end of a structure of this device, the housing (24) mounted motor (8), the motor capable of controlling their access turn, stop control circuit; the terminal (7) on the motor housing (24) with a plug (6); even gear (4), the gear (4) with the gear shaft gear (25) on (2) engages the output shaft of the motor, a gear coaxially (3) with the gear shaft (1 gear (26)) engages (10) with a rack (11) engaging the driving gear (1) gear shaft, one end of the rack is fixed to a slide (22), the slide plate (22) fixedly connected to the the slider (14), on which there is a mandrel sleeve (16) with a storage spring (20), one end of which is inserted in the slide (14), the other end plug (17) opening in the unit housing at; (15) the slide groove of the jack, the slider (14) is connected below a return spring (21), the other end of the spring is fixed to the motor housing (8); and said rack (11) of the other even other end slide (5), the slide plate (5) connected normally closed contact slide plate (12), the plate (12) has a metal piece (13), the slide plate (12) has a long and closing above the fixed contacts plate (9), which is a metal plate. 两滑动板(22)、(5)下有固定筋板(23),(18)为装配孔,(19)为定位孔。 Two slide plate (22), there are (5) fixing ribs (23), (18) for the mounting hole (19) is a positioning hole.

由图2可以看到它的控制电路,它是交流电源经变压器B接全波整流器QD,整流器的输出端负极接地,正极分四路,一路接电容C的正极,电容C的负极接地;第二路经电阻R接直流电源E的正极,电源E的负极也接地;电源E的正极又接一二极管D的正极,其负极接电容C的正极,这个二极管D是用于保护直流电源的,第三路依次接继电器J、开关K1、K2、再接地,开关K1与继电器的触点JK1并联;第四路依次接继电器的触点JK2、电机D再接地;当按开关K1时,继电器J吸合,其触点JK1、JK2闭合,则电机工作,经减速及传动装置把顶杆(16)顶出,冰箱的门就被打开了,此时,常闭触点滑动板上的金属片(13)与长闭触点固定板(9)错开,则K2断开,电机D就停止工作了,顶杆(16)在回位弹簧(21)的作用下回到初始位置。 It can be seen from Figure 2 a control circuit, which is connected to the AC power through the transformer full-wave rectifier B QD, negative ground negative output of the rectifier to ground, the positive sub-four, then all the way to the positive electrode of the capacitor C, capacitor C; the first Road via a resistor R connected to the positive electrode of the DC power source E, a negative power source E is also grounded; a positive power supply E and a diode D connected to the positive electrode, negative electrode connected to the positive electrode of the capacitor C, the diode D is used to protect the direct current power supply, the third connection passage sequentially relay J, switches K1, K2, and then ground, JK1 parallel switch contact of the relay K1; fourth path sequentially JK2 relay contact point, the motor D then grounded; when press switch K1, the relay J pull its contact JK1, JK2 closed, the motor operates, through a reduction gear and the jack (16) ejection, the refrigerator door is opened, this time, the normally closed contact of the sheet metal slide plate (13) fixed to the long-closed contact plate (9) is shifted, the K2 off, the motor stops working D, a jack (16) returns to its initial position under the action of the return spring (21).

Claims (2)

1.一种点触式电冰箱自动开门装置,其特征在于:它有一壳体(24),壳体的一端装电机(8),该电机接入能控制其转、停的控制电路;电机的输出轴经减速机构连齿轮轴(1)上的驱动齿轮(10),该齿轮与齿条(11)啮合,该齿条的一端固定在一滑板(22)上,该滑板固定连在滑块(14)上,有一其上套有蓄能弹簧(20)的顶杆(16),其一端插在滑块(14)中,另一端为顶头(17)在本装置壳体的开口处;滑块(14)的下边连一回位弹簧(21),弹簧的另一端固定在电机(8)的壳上;上述的齿条(11)的另一端连另一滑板(5),滑板(5)上连常闭触点滑动板(12),该板(12)上有一金属片(13),在滑动板(12)上面有长闭触点固定板(9),它为一金属板。 A touch-type refrigerators automatic door apparatus, characterized in that: it has a housing (24) having one end mounted motor housing (8), the motor capable of controlling their access turn, stop control circuit; motor the output shaft is connected through a reduction gear drive gear mechanism (10) (1), the gear rack (11) engaging one end of the rack is fixed to a slide (22), the slide plate fixedly connected to the slide upper block (14), on which there is a mandrel sleeve (16) with a storage spring (20), one end of which is inserted in the slide (14), the other end plug (17) at an opening in the unit housing ; lower slide (14) is connected a return spring (21), the other end of the spring is fixed to the motor housing (8); the other end of said rack (11) connected to another slide (5), the slide plate (5) connected normally closed contact slide plate (12) with the upper plate (12) a metal sheet (13), the slide plate (12) with a long closed contact fixing plate (9) above, which is a metal board.
2.根据权利要求1所述的点触式电冰箱自动开门装置,其特征在于:它的控制电路是交流电源经变压器B接全波整流器QD,整流器的输出端负极接地,正极分四路,一路接电容C的正极,电容C的负极接地;第二路经电阻R接直流电源E的正极,电源E的负极也接地;第三路依次接继电器J、开关K1、K2、再接地,开关K1与继电器的触点JK1并联;第四路依次接继电器的触点JK2、电机D再接地;当按开关K1时,继电器J吸合,其触点JK1、JK2闭合,则电机工作,经减速及传动装置把顶杆(16)顶出,冰箱的门就被打开了,此时,常闭触点滑动板上的金属片(13)与长闭触点固定板(9)错开,则K2断开,电机D就停止工作了,顶杆(16)在回位弹簧(21)的作用下回到初始位置。 2. The touch-type refrigerator according to claim 1, said automatic door apparatus characterized in that: its control circuit is connected to AC power by the full-wave rectifier transformer B QD, a negative output of the rectifier to ground, positive four points, positive negative ground all the way to the capacitor C, the capacitor C; a second path resistor R connected to the positive electrode of DC power supply E, the negative power source E is also grounded; then turn the relay J third passage, the switch K1, K2, and then the grounding switch JK1 in parallel with the contacts of the relay K1; fourth path sequentially JK2 relay contact point, the motor D then grounded; when pressing the switch K1, the relay pull-J, its contact JK1, JK2 closed, the motor operates, through a reduction and the jack gear (16) ejection, the refrigerator door is opened, this time, the normally closed contact sheet metal slide plate (13) fixed to the long-closed contact plate (9) is shifted, the K2 disconnect, D motor stopped working, the mandrel (16) returns to its initial position by the return spring (21).
CN 95227331 1995-11-24 1995-11-24 Point contact automatic opening mechanism of refrigerator door CN2249885Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 95227331 CN2249885Y (en) 1995-11-24 1995-11-24 Point contact automatic opening mechanism of refrigerator door

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Application Number Priority Date Filing Date Title
CN 95227331 CN2249885Y (en) 1995-11-24 1995-11-24 Point contact automatic opening mechanism of refrigerator door

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CN2249885Y true CN2249885Y (en) 1997-03-19

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CN 95227331 CN2249885Y (en) 1995-11-24 1995-11-24 Point contact automatic opening mechanism of refrigerator door

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100580348C (en) 2006-12-08 2010-01-13 三星电子株式会社 Refrigerator and control method thereof
CN100592011C (en) 2007-08-02 2010-02-24 日立空调·家用电器株式会社 Refrigerator
CN102564010A (en) * 2012-03-06 2012-07-11 镇江市松协电器有限公司 Adjusting device for air door of refrigerator
CN104329886A (en) * 2014-08-18 2015-02-04 青岛海尔股份有限公司 Automatic door opening device and refrigerator with same
CN104567217A (en) * 2014-11-26 2015-04-29 青岛海尔股份有限公司 Automatic door-opening mechanism and refrigerator with automatic door-opening mechanism

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100580348C (en) 2006-12-08 2010-01-13 三星电子株式会社 Refrigerator and control method thereof
CN100592011C (en) 2007-08-02 2010-02-24 日立空调·家用电器株式会社 Refrigerator
CN102564010A (en) * 2012-03-06 2012-07-11 镇江市松协电器有限公司 Adjusting device for air door of refrigerator
CN104329886A (en) * 2014-08-18 2015-02-04 青岛海尔股份有限公司 Automatic door opening device and refrigerator with same
CN104329886B (en) * 2014-08-18 2017-01-11 青岛海尔股份有限公司 Automatic door opening device and refrigerator with same
CN104567217A (en) * 2014-11-26 2015-04-29 青岛海尔股份有限公司 Automatic door-opening mechanism and refrigerator with automatic door-opening mechanism

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