CN101223329A - 冷藏和/或冷冻设备 - Google Patents
冷藏和/或冷冻设备 Download PDFInfo
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- CN101223329A CN101223329A CNA2006800254938A CN200680025493A CN101223329A CN 101223329 A CN101223329 A CN 101223329A CN A2006800254938 A CNA2006800254938 A CN A2006800254938A CN 200680025493 A CN200680025493 A CN 200680025493A CN 101223329 A CN101223329 A CN 101223329A
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- door
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- 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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- 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
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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
- E05F15/70—Power-operated mechanisms for wings with automatic actuation
- E05F15/73—Power-operated mechanisms for wings with automatic actuation responsive to movement or presence of persons or objects
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B17/00—Accessories in connection with locks
- E05B17/0025—Devices for forcing the wing firmly against its seat or to initiate the opening of the wing
- E05B17/0029—Devices for forcing the wing firmly against its seat or to initiate the opening of the wing motor-operated
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B17/00—Accessories in connection with locks
- E05B17/0025—Devices for forcing the wing firmly against its seat or to initiate the opening of the wing
- E05B17/0033—Devices for forcing the wing firmly against its seat or to initiate the opening of the wing for opening only
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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
- E05F15/614—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings operated by meshing gear wheels, one of which being mounted at the wing pivot axis; operated by a motor acting directly on the wing pivot axis
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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
- E05F15/616—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings operated by push-pull mechanisms
- E05F15/619—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings operated by push-pull mechanisms using flexible or rigid rack-and-pinion arrangements
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2201/00—Constructional elements; Accessories therefore
- E05Y2201/20—Brakes; Disengaging means, e.g. clutches; Holders, e.g. locks; Stops; Accessories therefore
- E05Y2201/214—Disengaging means
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2201/00—Constructional elements; Accessories therefore
- E05Y2201/20—Brakes; Disengaging means, e.g. clutches; Holders, e.g. locks; Stops; Accessories therefore
- E05Y2201/214—Disengaging means
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- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
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- E05Y2201/00—Constructional elements; Accessories therefore
- E05Y2201/20—Brakes; Disengaging means, e.g. clutches; Holders, e.g. locks; Stops; Accessories therefore
- E05Y2201/23—Actuation thereof
- E05Y2201/232—Actuation thereof by automatically acting means
- E05Y2201/236—Actuation thereof by automatically acting means using force or torque
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2201/00—Constructional elements; Accessories therefore
- E05Y2201/20—Brakes; Disengaging means, e.g. clutches; Holders, e.g. locks; Stops; Accessories therefore
- E05Y2201/23—Actuation thereof
- E05Y2201/232—Actuation thereof by automatically acting means
- E05Y2201/24—Actuation thereof by automatically acting means using lost motion
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2201/00—Constructional elements; Accessories therefore
- E05Y2201/40—Motors; Magnets; Springs; Weights; Accessories therefore
- E05Y2201/404—Motors; Magnets; Springs; Weights; Accessories therefore characterised by the function
- E05Y2201/41—Motors; Magnets; Springs; Weights; Accessories therefore characterised by the function for closing
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2201/00—Constructional elements; Accessories therefore
- E05Y2201/40—Motors; Magnets; Springs; Weights; Accessories therefore
- E05Y2201/404—Motors; Magnets; Springs; Weights; Accessories therefore characterised by the function
- E05Y2201/422—Motors; Magnets; Springs; Weights; Accessories therefore characterised by the function for opening
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2201/00—Constructional elements; Accessories therefore
- E05Y2201/40—Motors; Magnets; Springs; Weights; Accessories therefore
- E05Y2201/404—Motors; Magnets; Springs; Weights; Accessories therefore characterised by the function
- E05Y2201/422—Motors; Magnets; Springs; Weights; Accessories therefore characterised by the function for opening
- E05Y2201/426—Motors; Magnets; Springs; Weights; Accessories therefore characterised by the function for opening for the initial opening movement
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- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2201/00—Constructional elements; Accessories therefore
- E05Y2201/40—Motors; Magnets; Springs; Weights; Accessories therefore
- E05Y2201/43—Motors
- E05Y2201/434—Electromotors; Details thereof
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2201/00—Constructional elements; Accessories therefore
- E05Y2201/60—Suspension or transmission members; Accessories therefore
- E05Y2201/622—Suspension or transmission members elements
- E05Y2201/71—Toothed gearing
- E05Y2201/716—Pinions
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2201/00—Constructional elements; Accessories therefore
- E05Y2201/60—Suspension or transmission members; Accessories therefore
- E05Y2201/622—Suspension or transmission members elements
- E05Y2201/71—Toothed gearing
- E05Y2201/722—Racks
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2400/00—Electronic control; Power supply; Power or signal transmission; User interfaces
- E05Y2400/10—Electronic control
- E05Y2400/44—Sensors therefore
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2400/00—Electronic control; Power supply; Power or signal transmission; User interfaces
- E05Y2400/80—User interfaces
- E05Y2400/85—User input means
- E05Y2400/852—Sensors
- E05Y2400/854—Switches
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2800/00—Details, accessories and auxiliary operations not otherwise provided for
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2800/00—Details, accessories and auxiliary operations not otherwise provided for
- E05Y2800/10—Additional functions
- E05Y2800/11—Manual wing operation
- E05Y2800/112—Back driving the transmission or motor
- E05Y2800/113—Power assistance
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2800/00—Details, accessories and auxiliary operations not otherwise provided for
- E05Y2800/10—Additional functions
- E05Y2800/12—Sealing
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2800/00—Details, accessories and auxiliary operations not otherwise provided for
- E05Y2800/20—Combinations of elements
- E05Y2800/22—Combinations of elements of not identical elements of the same category, e.g. combinations of not identical springs
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- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2800/00—Details, accessories and auxiliary operations not otherwise provided for
- E05Y2800/20—Combinations of elements
- E05Y2800/242—Combinations of elements arranged in parallel relationship
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- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- 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
Abstract
本发明涉及一种冷藏和/或冷冻设备,该设备具有可通过至少一个门进行闭合的机体和用于自动控制该门的带动力的门操作装置。根据本发明,冷藏和/或冷冻设备的特征在于,所述门操作装置具有用于将门自动打开和自动关闭的驱动机构。
Description
技术领域
本发明涉及一种冷藏和/或冷冻设备,该设备具有可通过至少一个门进行闭合的机体和用于自动控制该门的带动力的门操作装置。
背景技术
DE 203 01 951 U1公开了一种冷藏和冷冻设备,该设备的门通过马达和由马达驱动的挺杆推开,以有助于将门打开,并且特别是为了克服冷藏和冷冻设备中通常存在的门密封保持力和真空吸力。挺杆由马达通过偏心轮进行驱动并在最初将门推开之后使之脱离接合状态,使得门可进一步用手打开并再次关闭。其中,在打开门时该挺杆通过马达返回到所述挺杆的缩进位置,使得门可以被关闭。虽然这种门打开辅助装置大大便利了冷藏和冷冻设备的门的打开,但还希望对门操作作进一步的简化。例如,当冷藏过的物品必须用双手搬运以及没有空闲的手来操作门时,只一开始将门推开不能提供足够的帮助。因此还期望门在一开始被推开之后,该门不会由于(例如)设备的倾斜放置和作用于门上的重力而自己移动。
发明内容
因此,本发明的目的是提供一种改进的冷藏和/或冷冻设备,它避免了现有技术中的不足,以有利的方式进一步开发该技术。最好是,能进一步简化门操作并具更好的舒适性。
本发明的目的通过权利要求1所述的冷藏和/或冷冻设备来达到。本发明的优选特征是从属权利要求的主题。
因此,本发明的门操作装置并不是仅限于将门推开,以克服门的密封保持力和真空吸力。根据本发明,门操作装置具有用于将门自动打开和自动关闭的驱动机构,从而大大提高了操作舒适度,尤其是在移走冷藏或冷冻的物品而无空闲的手将门关闭时。
有利的是,可将驱动机构做成使得门通过所述驱动机构在其整个指定的移动范围能基本自动地运动。为此,驱动机构不仅仅在闭合位置周围很小的角度范围内与门可操作地连接。有利的是,通过驱动机构在至少75°的旋转范围可将驱动力施加到门上,优选的是在超过90°的范围,使得门可完全打开且朝着打开位置的方向减速,并且该门通过驱动机构保持在打开位置。当填充冷藏或冷冻空间时,或者在移走冷藏或冷冻的物品时,随后门可通过驱动机构再次自动关闭。
在本发明的一个改进方案中,驱动机构被做成能够使门可到达预先确定的打开位置,优选的是该位置是可调整的。特别是控制机构能与驱动机构相连接,这使得打开位置能固定在例如90°,或者当制冷设备布置在拐角处时能固定在80°的位置。
与仅用于推开的辅助装置相对比,有利的是,该门操作装置的驱动机构能够提供不同的门速率,尤其是能使门以预定的速率轮廓线在其打开路径和/或其关闭路径上移动。驱动机构可优选通过电子控制机构进行控制,使得门能从闭合和/或打开位置平稳地加速,并使门能在打开位置和/或闭合位置之间的中间活动范围内相对快地运动,然后在门到达打开和/或闭合位置之前能平稳地减速,使得门可以平稳地到达保持位置。根据本发明的一个改进方案,门操作装置这样能以所期望的方式在门的整个运动范围内充分控制门的速度。
为了防止在门碰撞到障碍物时的强制运动,或者为了防止在关门时挤压物体,根据本发明的一个尤其有利的改进方案,将限力器与驱动机构联合使用,所述限力器用于当打开门和/或关闭门和/或将门保持在所期望的位置时来限制驱动力。通过这种安全的解决方案,当门碰撞到障碍物时能使所述门停止旋转。通过限制力可保证在任何情况下用儿童的力量就能将门再次打开,也就是尤其当门保持在闭合位置时,例如当儿童被关进冷藏或冷冻空间时能被打开。
原则上,可以使用不同类型的限力器。例如,提供一种传感器控制方案,在探测到作用于门上的预定的外力时,该限力器通过合适的联接机构与驱动机构分离,使得门可以说能作自由的旋转动作。然而,在本发明的一个有利改进方案中,限力器通过滑动离合器来实现,该滑动离合器与门操作装置的门驱动马达相连接。因此,马达自身的驱动力和/或保持力不需要进行限制。当超过预定的驱动力时,滑动离合器允许不依赖于门驱动马达的运动来移动门。
另一方面,为了保证在打开门时能克服部分高的门密封保持力和真空吸力并且使门能安全打开,根据本发明的一个改进方案,提供一种用来使上述限力器分路的分路器,有利的是所述分路器的分路仅在门的闭合位置和/或在邻近的有限运动范围内是有效的。原则上,可以使用不同类型的分路器。所述分路器可通过例如第二传动系来实现,该第二传动系可驱动门并平行于与滑动离合器相连接的传动系。原则上,当然还可以想到提供第二单独传动马达和相应的驱动器将门从闭合位置推开。然而,通过上述分路器可以保证尽管使用滑动离合器,在推开门时也能利用完整的驱动力。
原则上,用于关闭和打开门的驱动机构可包括用于打开门的驱动单元和另一用于关闭门的驱动单元。然而,根据本发明的一个优选实施例,驱动机构具有一公共马达,尤其是电动马达,用于产生打开和关闭的驱动力。一方面,公共马达能直接产生打开运动和闭合运动。另一方面,也可以只有门的打开运动由马达直接驱动,而闭合运动通过弹簧机构来产生,该弹簧机构尤其是在打开运动期间由所述公共马达拉紧。
有利的是,在机体和门之间设置至少一个传动装置用于将马达的驱动运动传递到该门。根据本发明的一个实施例,所述马达能通过齿轮传动机构作用于门,该齿轮传动机构可优选布置在门旋转轴线附近。
也可选择地或另外提供缆绳传动、带传动和/或链式传动机构用以将马达的驱动运动传递到门。
此外,驱动机构可选择性地或另外包括弹簧机构,该弹簧机构通过马达预加应力用来产生在一个运动方向上的驱动力,其中,将弹簧机构与减震器联合使用是有利的,至少在到达门的终点位置之前该减震器可减弱由弹簧弹力所引起的门的运动。
可通过多种方法来对门操作装置的驱动机构进行控制。为了获得一种简单的操作,用于启动门运动的触发传感器可与驱动机构联合使用。所述触发传感器可实现多种操作功能。在本发明的一个简单实施例中,触发传感器可以是机械开关,该机械开关能通过手或手指进行启动。当按下所述机械开关时,驱动机构将开始运动。
可选择地或除这种机械开关之外,还可以提供一种声音传感器用来启动驱动机构,以能够通过声音控制来启动门的操作。
也可选择地或者另外使用一种光学传感器,例如该光学传感器为运动型传感器,可探测通过设备前的预定区域的物体。
也可选择性地或者另外提供一种用于启动驱动机构的力传感器,该力传感器探测到外部作用于门上的操作力。从而通过例如轻微地推门或轻微地拉门把手来起动门操作装置。
根据本发明的一个改进方案,在门的两终点位置设有可自动切断驱动机构的单元。如果门操作装置通过上述方式启动,该门操作装置可自动到达终点位置,即在打开门时的打开位置和在关闭门时的闭合位置。当到达该终点位置时,驱动机构将自动关闭。
附图说明
下面根据本发明的实施例和相关附图对本发明进行详细的说明,其中:
图1为根据本发明的一个优选实施例的冷藏和冷冻设备的透视图,以及
图2为带有电动马达的门操作装置的示意图,所述装置用于自动打开和关闭图1所示设备的门。
具体实施方式
图1所示冷藏和冷冻设备1包括大体上呈立方体的机体2,所述机体可通过门3闭合,所述门3通过一种本身已知的方式枢转安装在该机体2上,并且绕垂直的门旋转轴线4转动。
根据图2所示的实施例,门操作装置5包括电动马达6,在图示实施例中,所述电动马达6安装在机体2上并可通过齿轮传动机构7将所述门3旋转打开及关闭。在图示实施例中,该齿轮传动机构7为锥齿轮传动并布置在靠近门旋转轴线4的位置,使得用较小的尺寸就能实现较大的旋转范围。
如图2所示,滑动离合器8并入从电动马达6到齿轮传动机构7的传动系中,这可以保证在门碰撞到障碍物时,尽管马达仍在运转,仍可停止门的运动,或者相反门可在电动马达6保持静止时被打开,例如通过关在制冷空间内的儿童的力能将门打开。
尽管有滑动离合器8,但为了能够安全地克服门的密封保持力和门的真空吸力,第二传动系从电动马达6延伸出来,该第二传动系可以有不同的设计,并且在图示实施例中可包括通过电动马达6驱动的齿轮9和设置在门3上的齿条10,该传动系的尺寸要能使所述第二传动系仅在门3的闭合位置或在邻近的小角度范围内有效。为保证在电动马达6静止时也可将门3打开,齿轮9可通过超越离合器与电动马达6相连。
如图2所示,电动马达6可通过电子控制装置11而被驱动,所述电子控制装置与传感器12相连接,该传感器可探测到冰箱的用户要进行操作的需求,并且在图示实施例中,所述传感器布置在机体2上与门把手13大致齐平的位置(参照图1)。此外,控制机构11可与控制终端14相连接,使得该控制机构能根据用户的愿望或打开位置的状况,决定门的打开或闭合运动。
尤其是在门3的打开位置,此时电动马达6停止,因此这可通过程序进行控制。
在图示门操作装置5的具体实施例中,可以获得以下功能:如图1所示,当门关闭时,用户可以只作用于传感器12,例如当所述传感器构成机械开关时压下该传感器,从而控制机构11起动电动马达6。借助于驱动齿轮9和齿条10,电动马达6将门3推开,尽管可能存在较大的门密封保持力和真空吸力,甚至由于所述第一传动系中设有滑动离合器8,使带有齿轮传动机构7的第一传动系所产生的驱动力不足也如此。当一开始推开时,齿轮9从齿条10脱离。由于克服了初始的门密封保持力和真空吸力,门通过齿轮传动机构7安全运转直至该门已经到达预定的打开位置,例如在90°位置。此时控制机构11自动将电动马达6停止,在到达打开位置之前驱动速率连续而平稳地降低,以实现平稳地接近终点位置。
为了再次将门闭合,设有定时电路,在预定的一段时间之后,定时电路会在相反的方向上再次启动驱动马达。然而,最好是能通过驱动传感器12来将闭合运动再次启动。电动马达6最初通过齿轮传动机构7旋转已经闭合的门3。在闭合运动的最后阶段,齿条10再次与齿轮9相啮合。
有利的是,门操作装置5构成整体模块,这种模块具有很多优点。首先,门3可以一种非常舒适的方式自动打开,并可安全克服门密封保持和真空吸力。同时,可以实行一种安全的解决方案来达到以下效果,当碰撞到障碍物时,门停止旋转并且已闭合的门通过儿童的力量,例如通过关在冰箱内的儿童的力也能打开。门3可到达预定的打开位置并保持在所述位置。例如,门可打开到80°,以防止当设备安装在拐角处时门碰撞到墙。有利的是,这种打开位置可通过控制终端14进行变动。此外,也可以使门3在想要的不同的中间位置停止,这可以通过例如传感器12的进一步动作来实现。有利的是,门始终被引导,这样使门不会因为设备的方位和作用在门上的重力而自己移动。尤其有利的是,门可再次安全地闭合而不会留下缝隙。可通过手动控制、脚动控制和声音控制来启动用于打开和关闭过程的门操作装置5。电容传感器或感应传感器、基于红外线原理的传感器或不同设计的传感器也可用于控制启动。此外,可实现平稳的闭合或接近相应的停止位置的效果。
Claims (17)
1.一种冷藏和/或冷冻设备,所述设备具有可通过至少一个门(3)进行闭合的机体(2)和用于自动控制所述门(3)的带动力的门操作装置(5),其特征在于,所述门操作装置(5)具有用于自动打开和自动关闭门(3)的驱动机构(6)。
2.根据权利要求1所述的冷藏和/或冷冻设备,其特征在于,在所述门(3)的整个运动范围内由驱动机构(6)将驱动力施加到该门上。
3.根据权利要求1或2所述的冷藏和/或冷冻设备,其特征在于,所述驱动机构(6)与限力器(8)联合使用,以在打开和/或闭合和/或保持门(3)时对驱动力进行限制。
4.根据权利要求3所述的冷藏和/或冷冻设备,其特征在于,所述限力器由滑动离合器(8)构成,所述滑动离合器与门驱动马达(6)相连接。
5.根据权利要求3或4所述的冷藏和/或冷冻设备,其特征在于,所述驱动机构(6)包括用于限力器(8)分路的分路器(9,10),所述分路器仅在所述门(3)的闭合位置和/或在从闭合位置的有限的初始运动范围内起作用。
6.根据权利要求1至5中任一项所述的冷藏和/或冷冻设备,其特征在于,所述门(3)依靠所述门操作装置(5)可接近预定的打开位置。
7.根据权利要求1至6中任一项所述的冷藏和/或冷冻设备,其特征在于,所述门(3)通过所述门操作装置(5)所保持的打开位置是可调整的,尤其是通过与所述驱动机构(6)相连接的控制机构(11)预先确定的所述打开位置。
8.根据权利要求1至7中任一项所述的冷藏和/或冷冻设备,其特征在于,所述驱动机构(6)制成能使所述门(3)的运动速度沿着该门的打开和/或闭合路径变化,并且能够以一降低的速度接近所述打开和/或闭合位置。
9.根据权利要求1至8中任一项所述的冷藏和/或冷冻设备,其特征在于,所述驱动机构(6)能通过电子方式驱动。
10.根据权利要求1至9中任一项所述的冷藏和/或冷冻设备,其特征在于,所述驱动机构具有一公共马达(6),尤其是电动马达,用于产生打开力和闭合力。
11.根据权利要求1至10中任一项所述的冷藏和/或冷冻设备,其特征在于,所述驱动机构(6)包括至少一个传动机构(7),所述传动机构连接于所述机体(2)和所述门(3)之间,用于将所述马达的驱动力传递到所述门(3)。
12.根据权利要求1至11中任一项所述的冷藏和/或冷冻设备,其特征在于,所述驱动机构(6)包括齿轮传动机构(7),用于将驱动力传递到所述门(3)。
13.根据权利要求1至12中任一项所述的冷藏和/或冷冻设备,其特征在于,所述驱动机构(6)包括缆绳传动、带传动和/或链式传动机构,用于驱动力传递到所述门。
14.根据权利要求1至13中任一项所述的冷藏和/或冷冻设备,其特征在于,所述驱动机构(6)包括弹簧机构和减震器,该弹簧机构通过马达进行预拉紧以在一个运动方向上产生驱动力,该减震器用于减弱由弹簧的驱动力所引起的所述门(3)的运动。
15.根据权利要求1至14中任一项所述的冷藏和/或冷冻设备,其特征在于,触发传感器(12)与所述驱动机构(6)联合使用,以启动该驱动机构(6)。
16.根据权利要求15所述的冷藏和/或冷冻设备,其特征在于,所述触发传感器(12)包括机械开关、声音传感器、光学传感器、电容传感器、感应传感器、红外传感器和/或力传感器。
17.根据权利要求1至16中任一项所述的冷藏和/或冷冻设备,其特征在于,所述驱动机构与切断单元联合使用,以在到达所述门(3)的闭合和/或打开位置时自动关闭所述驱动机构(6)。
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- 2006-07-19 EP EP06762715.8A patent/EP1904707B1/de not_active Not-in-force
- 2006-07-19 US US11/989,147 patent/US8234818B2/en not_active Expired - Fee Related
- 2006-07-19 WO PCT/EP2006/007123 patent/WO2007009783A1/de active Application Filing
- 2006-07-19 RU RU2008106477/12A patent/RU2420643C2/ru not_active IP Right Cessation
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WO2016000466A1 (zh) * | 2014-06-30 | 2016-01-07 | 海尔亚洲国际株式会社 | 冰箱 |
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CN107850383A (zh) * | 2015-09-24 | 2018-03-27 | 三星电子株式会社 | 显示装置、包括显示装置的门及包括门的冰箱 |
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CN108662839A (zh) * | 2018-05-21 | 2018-10-16 | 合肥华凌股份有限公司 | 制冷设备、门体总成及其控制方法 |
CN113338749A (zh) * | 2019-12-02 | 2021-09-03 | 南京中竞科智能科技有限公司 | 一种自动开关门的控制方法、自动开关门及家用电器 |
CN113338749B (zh) * | 2019-12-02 | 2022-08-19 | 南京中竞科智能科技有限公司 | 一种自动开关门的控制方法、自动开关门及家用电器 |
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Also Published As
Publication number | Publication date |
---|---|
EP1904707B1 (de) | 2016-06-15 |
US20100018240A1 (en) | 2010-01-28 |
RU2420643C2 (ru) | 2011-06-10 |
US8234818B2 (en) | 2012-08-07 |
WO2007009783A1 (de) | 2007-01-25 |
JP2009501893A (ja) | 2009-01-22 |
RU2008106477A (ru) | 2009-08-27 |
CN101223329B (zh) | 2013-02-06 |
EP1904707A1 (de) | 2008-04-02 |
ES2590559T3 (es) | 2016-11-22 |
DE202005011427U1 (de) | 2006-11-23 |
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