WO2017124274A1 - 自动关闭电风扇的方法以及电风扇 - Google Patents

自动关闭电风扇的方法以及电风扇 Download PDF

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Publication number
WO2017124274A1
WO2017124274A1 PCT/CN2016/071293 CN2016071293W WO2017124274A1 WO 2017124274 A1 WO2017124274 A1 WO 2017124274A1 CN 2016071293 W CN2016071293 W CN 2016071293W WO 2017124274 A1 WO2017124274 A1 WO 2017124274A1
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Prior art keywords
electric fan
human body
heat source
fan
heat detector
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PCT/CN2016/071293
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English (en)
French (fr)
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陈学良
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陈学良
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Priority to PCT/CN2016/071293 priority Critical patent/WO2017124274A1/zh
Publication of WO2017124274A1 publication Critical patent/WO2017124274A1/zh

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids

Definitions

  • the invention belongs to the field of household appliances, and in particular relates to a method for automatically turning off an electric fan and an electric fan.
  • the electric fan is referred to as an electric fan, also called a fan and a fan fan, and is an electric motor. Drive the fan blades to rotate to reach the household appliances that accelerate the circulation of air, mainly for cooling and cooling the air and circulating air.
  • Electric fans are the main summer heat-reducing appliances for many people.
  • the advantages of electric fans to promote air circulation, prevent diseases, slow temperature reduction and not easy to get sick have made many people love.
  • Embodiments of the present invention provide a method for automatically turning off an electric fan, and the purpose is to In order to solve the problem of waste in the current household appliances, the electric fan may be forgotten to be turned off during use of the electric fan, and a method in which the electric fan can be automatically turned off is provided.
  • a method of automatically turning off an electric fan comprising the steps of:
  • the heat detector When the fan is turned on, the heat detector is started according to the time interval of starting the heat detector, and it is determined whether there is a human body heat source within a specific detection range;
  • An embodiment of the present invention further provides an electric fan, including:
  • a recording unit configured to record a time interval for starting the heat detector preset by the user and a continuous detection time
  • a heat detector for detecting the presence of a human body heat source within a specific range
  • a judging unit wherein the input end is respectively connected to the output end of the recording unit and the output end of the heat detector, and is configured to start the heat detector according to the time interval of starting the heat detector when the fan is turned on, and determine Whether there is a human body heat source within a specific detection range, and when a human body heat source is not detected within a specific detection range, it is determined whether a human body heat source is found during the user's preset continuous detection time.
  • the input end is connected to the output end of the judging unit, and when the human body heat source is not found within the preset detection time preset by the user, the fan is turned off.
  • the invention detects the presence or absence of a human body heat source in a specific range by starting the heat detector according to the time interval of starting the heat detector when the fan is turned on, after the time interval for starting the heat detector and the continuous detection time preset by the user.
  • the fan is turned off. Thereby achieving When the user forgets to turn off during the use of the electric fan, the electric fan can be automatically turned off.
  • FIG. 1 is a schematic flow chart of a method for automatically turning off an electric fan according to an embodiment of the present invention
  • FIG. 2 is a schematic structural diagram of an electric fan according to an embodiment of the present invention.
  • step S101 the time interval for starting the heat detector preset by the user and the continuous detection time are recorded.
  • an upper heat detector is installed on the electric fan, and the heat detector is set at 5 Start once in minutes and set the duration of the detection of the human body heat source to 20 minutes.
  • the heat detector is started according to the time interval of starting the heat detector, and it is determined whether there is a human body heat source within a specific detection range.
  • step S103 If yes, go to step S103 to turn off the heat detector; if not, go to step S104. Continuous detection and determining whether a human body heat source is found during the continuous detection time preset by the user.
  • the monitoring time is longer than the above-mentioned duration of detecting the human body heat source. It is judged that the user is absent. The opposite is true for the user. Then proceed to the next operation.
  • step S105 the process goes to step S105 to turn off the heat detector; if not, the process goes to step S106 to turn off the electric fan.
  • the invention detects the presence or absence of a human body heat source in a specific range by starting the heat detector according to the time interval of starting the heat detector when the fan is turned on, after the time interval for starting the heat detector and the continuous detection time preset by the user.
  • the fan is turned off. Thereby achieving When the user forgets to turn off during the use of the electric fan, the electric fan can be automatically turned off.
  • FIG. 2 is a schematic structural diagram of an electric fan according to an embodiment of the present invention, where the electric fan includes:
  • the recording unit 21 is configured to record a time interval for starting the heat detector preset by the user and a continuous detection time;
  • the heat detector 22 is configured to detect whether a human body heat source exists in a specific range
  • Judging unit 23 The input end is respectively connected to the output end of the recording unit and the output end of the heat detector, and is used to start the heat detector according to the time interval of starting the heat detector when the fan is turned on, and determine the specific detection. Whether there is a human body heat source in the range, and when the human body heat source is not detected in a specific detection range, it is judged whether the human body heat source is found during the continuous detection time preset by the user. ;
  • the input end is connected to the output end of the determining unit, and is configured to turn off the fan when the human body heat source is not found within the continuous detection time preset by the user.
  • the recording unit 21 records the time interval for starting the heat detector preset by the user and the continuous detection time.
  • Heat detector 22 for detecting whether there is a human body heat source in a specific range; the determining unit 23
  • the heat detector is started according to the time interval of starting the heat detector to determine whether there is a human body heat source within a specific detection range, and when the human body heat source is not detected in a specific detection range, the user preset is determined. Whether the human body heat source is found during the continuous detection time.
  • Close unit 24 When the human body heat source is not found within the preset detection time of the user, the fan is turned off.
  • the electric fan can be automatically turned off when the user forgets to turn off during the use of the electric fan.
  • the invention detects the presence or absence of a human body heat source in a specific range by starting the heat detector according to the time interval of starting the heat detector when the fan is turned on, after the time interval for starting the heat detector and the continuous detection time preset by the user.
  • the fan is turned off. Thereby achieving When the user forgets to turn off during the use of the electric fan, the electric fan can be automatically turned off.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Positive-Displacement Air Blowers (AREA)

Abstract

一种自动关闭电风扇的方法,所述方法包括:记录用户预设的启动热探测器的时间间隔以及持续探测时间(S101);当风扇开启时,根据所述启动热探测器的时间间隔启动热探测器,并判断特定探测范围内是否存在人体热源(S102);若是,关闭热探测器(S103);若否,持续探测,并判断在所述用户预设的持续探测时间内是否发现人体热源(S104);若是,关闭热探测器(S105);若否,关闭风扇(S106)。还提供了一种电风扇。

Description

自动关闭电风扇的方法以及电风扇 技术领域
本发明属于 家用电器领域,尤其是涉及一种自动关闭电风扇的方法以及电风扇。
背景技术
电风扇简称电扇,也称为风扇、扇风机,是一种利用 电动机 驱动扇叶旋转,来达到使空气加速流通的家用电器,主要用于清凉解暑和流通空气。
电风扇是许多人夏季主要的防暑降温用具,电风扇促进空气流通,预防疾病,温度降低缓慢不易生病等优点让许多人备受喜爱。
可是常常出现这种情况,人出门了,但是电风扇没有关,造成浪费。
综上,为了解决当前家用电器中,在使用电风扇过程中可能忘记关闭电风扇,而造成浪费的缺陷,需要提供 一种电风扇能自动关闭的方法 。
技术问题
本发明实施例提供了 一种自动关闭电风扇的方法,目的在于 为了解决当前家用电器中,在使用电风扇过程中可能忘记关闭电风扇,而造成浪费的缺陷,而提供 一种电风扇能自动关闭的方法。
技术解决方案
本发明是这样实现的: 一种自动关闭电风扇的方法 ,包括以下步骤:
记录用户预设的启动热探测器的时间间隔以及持续探测时间;
当风扇开启时,根据所述启动热探测器的时间间隔启动热探测器,并判断特定探测范围内是否存在人体热源;
若是,关闭热探测器;
若否,持续探测,并判断在所述用户预设的持续探测时间内是否发现人体热源;
若是,关闭热探测器;
若否,关闭风扇。
本发明实施例还提供了一种 电风扇 ,包括:
记录单元,用于记录用户预设的启动热探测器的时间间隔以及持续探测时间;
热探测器,用于探测特定范围内是否存在人体热源;
判断单元,其输入端分别与所述记录单元的输出端连接以及所述热探测器的输出端连接,用于当风扇开启时,根据所述启动热探测器的时间间隔启动热探测器,判断特定探测范围内是否存在人体热源,以及在特定探测范围未探测到人体热源时,判断在所述用户预设的持续探测时间内是否发现人体热源 ;
关闭单元 , 其输入端与所述判断单元的输出端连接,当所述用户预设的持续探测时间内未发现人体热源时,关闭风扇。
有益效果
该发明通过用户预设的启动热探测器的时间间隔以及持续探测时间后,通过当风扇开启时,根据所述启动热探测器的时间间隔启动热探测器,探测特定范围内是否存在人体热源,当所述用户预设的持续探测时间内未发现人体热源时,关闭风扇。从而能实现 用户在使用电风扇过程中,出现忘记关闭的情况时,电风扇能自动关闭 。
附图说明
图 1 是本发明实施例提供的 一种自动关闭电风扇的方法 的流程示意图;
图 2 是本发明实施例提供的一种 电风扇 的结构示意图。
本发明的实施方式
为了使本发明的目的、技术方案及优点更加清楚明白,以下结合附图及实施例,对本发明进行进一步详细说明。应当理解,此处所描述的具体实施例仅仅用以解释本发明,并不用于限定本发明。
图 1 是发明实施例提供的 一种自动关闭电风扇的方法 的流程示意图,为了便于说明,只示出了与本发明实施例相关的部分。
在步骤 S101 中,记录用户预设的启动热探测器的时间间隔以及持续探测时间。
在本实施例中,如:在 电风扇上安装上 热探测器,并设定让热探测器在 5 分钟启动一次,同时设定探测不到人体热源的持续时间为 20 分钟。
在步骤 S102 中,当风扇开启时,根据所述启动热探测器的时间间隔启动热探测器,并判断特定探测范围内是否存在人体热源。
在电风扇开启时, 根据现有技术,只需在电风扇上安装上热探测器,就能探测出吹风的区域有没有人体热源的存在,当风扇开启时,就记录下开启风扇的时间,所以 根据启动的 热探测器探测吹风的前方区域是否有人体热源的存在,从而 进行判断。
若是,进入步骤 S103 , 关闭热探测器 ;若否,进入步骤 S104 , 持续探测,并判断在所述用户预设的持续探测时间内是否发现人体热源。
该处为了让电风扇能够判断有没有人在探测区域,如果在探测区域没有监测到人体热源,同时开启监测的时间超过了上述 探测不到人体热源的持续时间 ,就判断为用户不在。反之就为用户一直在。进而进入下一个操作。
若是,进入步骤 S105 , 关闭热探测器 ;若否,进入步骤 S106 , 关闭电风扇。
该发明通过用户预设的启动热探测器的时间间隔以及持续探测时间后,通过当风扇开启时,根据所述启动热探测器的时间间隔启动热探测器,探测特定范围内是否存在人体热源,当所述用户预设的持续探测时间内未发现人体热源时,关闭风扇。从而能实现 用户在使用电风扇过程中,出现忘记关闭的情况时,电风扇能自动关闭 。
图 2 是本发明实施例提供的 一种 电风扇 的结构示意图,该 电风扇 包括 :
记录单元 21 ,用于记录用户预设的启动热探测器的时间间隔以及持续探测时间;
热探测器 22 ,用于探测特定范围内是否存在人体热源;
判断单元 23 ,其输入端分别与所述记录单元的输出端连接以及所述热探测器的输出端连接,用于当风扇开启时,根据所述启动热探测器的时间间隔启动热探测器,判断特定探测范围内是否存在人体热源,以及在特定探测范围未探测到人体热源时,判断在所述用户预设的持续探测时间内是否发现人体热源 ;
关闭单元 24 ,其输入端与所述判断单元的输出端连接,用于当所述用户预设的持续探测时间内未发现人体热源时,关闭风扇。
其工作原理是: 记录单元 21 记录用户预设的启动热探测器的时间间隔以及持续探测时间 。 热探测器 22 ,用于探测特定范围内是否存在人体热源;判断单元 23 当风扇开启时,根据所述启动热探测器的时间间隔启动热探测器,判断特定探测范围内是否存在人体热源,以及在特定探测范围未探测到人体热源时,判断在所述用户预设的持续探测时间内是否发现人体热源。关闭单元 24 当所述用户预设的持续探测时间内未发现人体热源时,关闭风扇。 保证了 用户在使用电风扇过程中,出现忘记关闭的情况时,电风扇能自动关闭 。
该发明通过用户预设的启动热探测器的时间间隔以及持续探测时间后,通过当风扇开启时,根据所述启动热探测器的时间间隔启动热探测器,探测特定范围内是否存在人体热源,当所述用户预设的持续探测时间内未发现人体热源时,关闭风扇。从而能实现 用户在使用电风扇过程中,出现忘记关闭的情况时,电风扇能自动关闭 。
以上仅为本发明的较佳实施例而已,并不用以限制本发明,凡在本发明的精神和原则之内所作的任何修改、等同替换和改进等,均应包含在本发明的保护范围之内。

Claims (2)

  1. 一种自动关闭电风扇的方法 , 其特征在于,所述 方法 包括如下步骤:
    记录用户预设的启动热探测器的时间间隔以及持续探测时间;
    当风扇开启时,根据所述启动热探测器的时间间隔启动热探测器,并判断特定探测范围内是否存在人体热源;
    若是,关闭热探测器;
    若否,持续探测,并判断在所述用户预设的持续探测时间内是否发现人体热源;
    若是,关闭热探测器;
    若否,关闭风扇。
  2. 一种 电风扇 ,其特征在于,所述 电风扇 包括:
    记录单元,用于记录用户预设的启动热探测器的时间间隔以及持续探测时间;
    热探测器,用于探测特定范围内是否存在人体热源;
    判断单元,其输入端分别与所述记录单元的输出端连接以及所述热探测器的输出端连接,用于当风扇开启时,根据所述启动热探测器的时间间隔启动热探测器,判断特定探测范围内是否存在人体热源,以及在特定探测范围未探测到人体热源时,判断在所述用户预设的持续探测时间内是否发现人体热源 ;
    关闭单元, 其输入端与所述判断单元的输出端连接,用于当所述用户预设的持续探测时间内未发现人体热源时,关闭风扇。
PCT/CN2016/071293 2016-01-18 2016-01-18 自动关闭电风扇的方法以及电风扇 WO2017124274A1 (zh)

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Publication number Priority date Publication date Assignee Title
JPH05321883A (ja) * 1992-05-26 1993-12-07 Sanyo Electric Co Ltd 扇風機
CN201438011U (zh) * 2009-05-05 2010-04-14 海尔集团公司 一种通过人体感应控制的空调器
TW201204933A (en) * 2010-07-23 2012-02-01 jin-he Qiu Structure of electrical fan with IR sensing function
CN102777405A (zh) * 2012-07-19 2012-11-14 罗赟 一种红外无扇叶风扇
CN103900191A (zh) * 2012-12-31 2014-07-02 苏州三星电子有限公司 一种空调器节能控制系统及其控制方法
CN104405668A (zh) * 2014-10-27 2015-03-11 苏州佑瑞检测技术有限公司 一种具有智能温控及防盗功能的风扇控制系统
CN204226246U (zh) * 2014-10-29 2015-03-25 安徽工程大学 一种自动开关的室内吊扇
CN204476809U (zh) * 2015-01-27 2015-07-15 成都航空职业技术学院 一种具备自适应检测与跟踪能力的智能调风风扇及系统
CN204921320U (zh) * 2015-07-24 2015-12-30 重庆文理学院 一种无叶风扇

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05321883A (ja) * 1992-05-26 1993-12-07 Sanyo Electric Co Ltd 扇風機
CN201438011U (zh) * 2009-05-05 2010-04-14 海尔集团公司 一种通过人体感应控制的空调器
TW201204933A (en) * 2010-07-23 2012-02-01 jin-he Qiu Structure of electrical fan with IR sensing function
CN102777405A (zh) * 2012-07-19 2012-11-14 罗赟 一种红外无扇叶风扇
CN103900191A (zh) * 2012-12-31 2014-07-02 苏州三星电子有限公司 一种空调器节能控制系统及其控制方法
CN104405668A (zh) * 2014-10-27 2015-03-11 苏州佑瑞检测技术有限公司 一种具有智能温控及防盗功能的风扇控制系统
CN204226246U (zh) * 2014-10-29 2015-03-25 安徽工程大学 一种自动开关的室内吊扇
CN204476809U (zh) * 2015-01-27 2015-07-15 成都航空职业技术学院 一种具备自适应检测与跟踪能力的智能调风风扇及系统
CN204921320U (zh) * 2015-07-24 2015-12-30 重庆文理学院 一种无叶风扇

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