CN100534363C - 电子传感式电压力锅 - Google Patents

电子传感式电压力锅 Download PDF

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CN100534363C
CN100534363C CNB200710027820XA CN200710027820A CN100534363C CN 100534363 C CN100534363 C CN 100534363C CN B200710027820X A CNB200710027820X A CN B200710027820XA CN 200710027820 A CN200710027820 A CN 200710027820A CN 100534363 C CN100534363 C CN 100534363C
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sensor
pressure
pot cover
pot
control chip
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CN101053485A (zh
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李寿民
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LI SHOUMIN HU WEIPING
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LI SHOUMIN HU WEIPING
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Abstract

本发明公开了一种电子传感式电压力锅,包括锅盖、电源板、发热盘以及压力自动控制机构,该压力自动控制机构包括随压力锅内压力而移动的感应源组件,设于感应源组件侧面的传感器,以及连接于传感器和发热盘之间的控制芯片;所述的传感器发出感应信号至控制芯片,由控制芯片发出指令导通或切断发热盘的供电。本发明利用电子传感式控制锅胆内部压力,整个控制过程无触点控制,结构简单,性能可靠,控制范围广,精确度高,灵敏度高,安全性能大大优于使用传统控制机构的电压力锅。

Description

电子传感式电压力锅
技术领域
本发明涉及电压力锅,特别是一种电子传感式电压力锅。
背景技术
现有市场上的电压力锅,都采用闪动开关(又名:敏感开关)来导通或切断发热盘的供电,从而实现对压力进行调节控制。
例如中国专利91100026.7中公开的一种电压力锅,其压力自动控制机构包括横向压紧锅体底部的弹性臂,设于弹性臂上的位移传递件以及设于弹性臂下方的闪动开关,闪动开关与电源接成串联电路,由锅内压力使得弹性臂向下位移带动闪动开关来控制电热板的加热状况,从而实现对锅内压力的自动控制。
上述结构的缺点是由于闪动开关采用触点工作的方式,控制精度不高,而且常会出现因疲劳、氧化、变形、腐蚀烧坏触点而导致锅内的实际压力调节偏离设定值甚至是失控,影响电压力锅的安全性和可靠性,给消费者带来潜在危险。
发明内容
为解决上述问题,本发明的目的是提供一种电子传感式电压力锅,其性能可靠,控制精确度高。
本发明的目的是这样实现的:一种电子传感式电压力锅,包括锅盖、电源板、发热盘以及压力自动控制机构,其特征在于:所述的压力自动控制机构包括随压力锅内压力而移动的感应源组件,设于感应源组件侧面的传感器,以及连接于传感器和发热盘之间的控制芯片,所述的传感器发出感应信号至控制芯片,由控制芯片发出指令导通或切断发热盘的供电。
所述的感应源组件和传感器设于锅体底部或/和锅盖内。
所述的感应源组件由附带有磁性源或光源的移动件组成,或者由固定的光源及开设有光通孔的移动件组成。
所述的移动件与设于锅胆底部的弹性环连接并联动。
所述的移动件通过调节片与弹性环连接并随弹性环形变而上下移动。
所述的移动件与锅盖的压力阀门连接并联动。
所述锅盖的压力阀门包括固接于锅盖的阀座以及活动套接于阀座内的阀芯,移动件设于阀芯上随阀芯上下移动。
还包括有设于压力锅锅胆底部的底部温度传感器,该底部温度传感器感应锅胆温度并发出信号至控制芯片,控制芯片发出指令导通或切断发热盘的供电从而控制锅胆不超过设定温度。
还包括有设于锅盖的锅盖温度传感器,该锅盖温度传感器感应锅胆内温度并发出信号至控制芯片,控制芯片发出指令导通或切断发热盘的供电从而控制锅胆内的温度。
本发明利用电子传感式控制锅胆内部压力,通过锅底弹性环的形变或者通过锅盖阀门的移动带动感应源的移动,使感应器感应并向芯片发出感应信号,由芯片控制电源的通断,整个控制过程无触点控制,结构简单,性能可靠,控制范围广,精确度高,灵敏度高,安全性能大大优于使用传统控制机构的电压力锅。
附图说明
图1是本发明的内部结构示意图;
图2是本发明的电路控制原理图。
具体实施方式
如图1、2所示,本发明是一种电子传感式电压力锅,包括锅盖1、密封圈2、锅胆3、中层4、发热盘5、弹性环6、调节螺丝7、调节片8、电源板11以及压力自动控制机构。
锅盖1和中层4对接口设有凸凹牙,用旋转30°方式扣合,锅盖1内侧对应锅胆3开口边缘的位置设有一密封圈2。
压力自动控制机构包括随压力锅内压力而移动的感应源组件,设于感应源组件侧面的传感器,以及连接于传感器和发热盘5之间的控制芯片12。所述的传感器发出感应信号至控制芯片12,由控制芯片12发出指令导通或切断发热盘5的供电。感应源组件由附带有磁性源或光源的移动件组成,或者由固定的光源及开设有光通孔的移动件组成。
以下通过具体的例子对本发明做进一步的阐述,但本发明并不陷于此特定例子。
实施例1
所述的感应源组件和传感器10设于锅胆3底部。感应源组件由附带有磁性源或光源25的移动件9组成,该移动件9通过调节片8与弹性环6连接并随弹性环6形变而上下移动。传感器10采用行程传感器,设于感应源组件一侧。控制芯片12可采用韩国三星电子生产的S3F9454芯片。
当锅内压力增大,锅胆3下压弹性环6使之发生形变,从而带动移动件9向下移动到设定的位置,到达传感器10的感应距离,此时传感器10即可感应到光线或磁性,发出感应信号至控制芯片12,由控制芯片12发出指令切断发热盘5的供电,从而控制锅胆3内部压力不再上升。当锅内压力变小,弹性环6复原,并顶起发热盘5和锅胆3底部向上复位,从而带动移动件9向上移动离开设定位置,超出传感器的感应距离,此时传感器10发出感应信号至控制芯片12,由控制芯片12发出指令导通发热盘5的供电。如此往复,从而达到传感式控制锅胆内部压力的目的。
压力锅锅胆3底部还设有底部温度传感器13,该底部温度传感器13感应锅胆3温度并发出信号至控制芯片12,控制芯片12发出指令导通或切断发热盘5的供电从而控制锅胆3不超过设定温度。底部温度传感器13可控制锅胆不超过设定温度,如干烧、无锅胆工作,确保水分少的食物不烧焦,电器部件不烧坏。
锅盖1上设置有锅盖温度传感器14,该锅盖温度传感器14感应锅内温度并发出信号至控制芯片12,控制芯片12发出指令导通或切断发热盘5的供电从而控制锅内的温度。锅盖温度传感器14可控制锅胆内部温度,如不同的食物使用不同温度可使它的营养不破坏。
实施例2
在联体式锅盖结构中,感应源组件和传感器15可设于锅盖1内。感应源组件由附带有磁性源或光源25的移动件24组成,移动件24与锅盖1的压力阀门连接并联动。压力阀门包括调压螺钉16、锁紧螺帽17、传感器支架18、调压弹簧19、阀芯20、阀帽21、阀座22以及胶套23等。移动件24设于阀芯20上随阀芯上下移动。阀芯20与移动件24可一体制成,也可分体制成。
调压螺钉16用来调整调压弹簧19的工作压力值,在锅内压力上升时,由软胶套23平面顶起阀芯20向上移动,使阀芯20上的移动件24接近传感器15挡面,传感器15感应后给控制芯片12发出信号,由控制芯片发出指令切断发热盘5电源,发热盘5停止工作。锅内压力下降时,由调压弹簧19压制阀芯20向下移动,带动移动件24离开传感器15挡面,传感器15感应后给控制芯片12发出信号,由控制芯片发出指令导通发热盘5电源,发热盘5开始加热。
同样的,在压力锅锅胆3底部还设有底部温度传感器13,锅盖1上设置有锅盖温度传感器14。
实施例3
为进一步提高安全性,压力自动控制机构包括两组感应源组件和感应器,分别设于锅胆3底部(如实施例1)和锅盖1内(如实施例2)。
同样的,在压力锅锅胆3底部还设有底部温度传感器13,锅盖1上设置有锅盖温度传感器14。

Claims (4)

1.一种电子传感式电压力锅,包括锅盖、电源板、发热盘以及压力自动控制机构,其特征在于:
所述的压力自动控制机构包括随压力锅内压力而移动的感应源组件,设于感应源组件侧面的传感器,以及连接于传感器和发热盘之间的控制芯片,其中感应源组件和传感器设于锅盖内,感应源组件由附带有磁性源或光源的移动件组成,或者由固定的光源及开设有光通孔的移动件组成,移动件与锅盖的压力阀门连接并联动;
所述的传感器发出感应信号至控制芯片,由控制芯片发出指令导通或切断发热盘的供电。
2.根据权利要求1所述的电子传感式电压力锅,其特征在于:所述锅盖的压力阀门包括固接于锅盖的阀座以及活动套接于阀座内的阀芯,移动件设于阀芯上随阀芯上下移动。
3.根据权利要求1所述的电子传感式电压力锅,其特征在于:还包括有设于压力锅锅胆底部的底部温度传感器,该底部温度传感器感应锅胆温度并发出信号至控制芯片,控制芯片发出指令导通或切断发热盘的供电从而控制锅胆不超过设定温度。
4.根据权利要求1所述的电子传感式电压力锅,其特征在于:还包括有设于锅盖的锅盖温度传感器,该锅盖温度传感器感应锅胆内温度并发出信号至控制芯片,控制芯片发出指令导通或切断发热盘的供电从而控制锅胆内的压力和温度。
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US11134808B2 (en) 2020-03-30 2021-10-05 Sharkninja Operating Llc Cooking device and components thereof
US11647861B2 (en) 2020-03-30 2023-05-16 Sharkninja Operating Llc Cooking device and components thereof
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