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CN201776523U - 一种电链锯刹车装置 - Google Patents

一种电链锯刹车装置 Download PDF

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Publication number
CN201776523U
CN201776523U CN2010202246982U CN201020224698U CN201776523U CN 201776523 U CN201776523 U CN 201776523U CN 2010202246982 U CN2010202246982 U CN 2010202246982U CN 201020224698 U CN201020224698 U CN 201020224698U CN 201776523 U CN201776523 U CN 201776523U
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戴光前
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Shangyu Shaoxing crown Electric Appliance Co., Ltd.
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Ningbo Guanye Industry & Trade Co Ltd
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Abstract

本实用新型涉及一种电链锯的刹车装置,其特征在于:包含有前刹车和后刹车;所述前刹车由刹车推杆,刹车推杆相连的刹车铰链,与刹车铰链相连的刹车带,与刹车带相连的刹车轮组成,所述刹车铰链与拉簧相接;所述后刹车由开关扳机,与开关扳机相连的拉杆,与拉杆相连的拨块,与拨块相连的刹车铰链,与刹车铰链相连的刹车带,与刹车带相连的刹车轮组成,所述刹车铰链与拉簧相接;所述刹车铰链、刹车带、刹车轮、拉簧为前、后刹车共用。本实用新型的刹车机构简单、可靠,使用方便,反应速度快,可以有效控制伤人事故的发生。

Description

一种电链锯刹车装置 
技术领域
本实用新型涉及一种链锯,尤其涉及一种手持式电链锯。 
背景技术
电链锯是一种使用十分普遍的一种电动工具,由于电链锯的锯齿外露,而且又有较高的转速,因此使用的安全性十分重要。如中国专利申请101590548公开了一种电链锯,包括机壳和安装在机壳内的电机及其刹车装置,所述刹车装置包括:刹车鼓,套设在电机轴上,并随电机轴一同旋转;刹车带,套设在所述刹车鼓的外缘上,且其一端连接第一刹车单元,而另一端连接第二刹车单元。上述发明的刹车装置采用两个刹车单元,可分别应对正常刹车和紧急刹车两种状况,当其中一个刹车单元失效后,可以通过另一个刹车单元实施刹车,充分满足了电链锯使用安全性方面的要求;并具有制动迅速,操作简便,动作灵敏的特点。其不足是制造成本高。 
发明内容
本实用新型主要是解决现有技术所存在的不足,从而开发一种结构简单,  操作方便,动作可靠的电链锯刹车装置。 
本实用新型的上述技术问题主要是通过下述技术方案得以解决的:一种电链锯的刹车装置,具有刹车轮、刹车带,其特征在于:包含有前刹车和后刹车;所述前刹车由刹车推杆,刹车推杆相连的刹车铰链,与刹车铰链相连的刹车带,与刹车带相连的刹车轮组成,所述刹车铰链与拉簧相接;所述后刹车由开关扳机,与开关扳机相连的拉杆,与拉杆相连的拨块,与拨块相连的刹车铰链,与刹车铰链相连的刹车带,与刹车带相连的刹车轮组成,所述刹车铰链与拉簧相接;所述刹车铰链、刹车带、刹车轮拉簧为前、后刹车共用。 
本实用新型的有益效果是:刹车机构简单、可靠,使用方便,反应速度快,可以有效控制伤人事故的发生。 
附图说明
附图1是本实用新型的一种后刹车结构示意图; 
附图2是本实用新型的一种前刹车结构示意图;
附图3是图1、2的刹车轮与刹车带关系左视图。
图中所示:1拉簧,3刹车推杆,4刹车铰链,5拨块,6拉杆,8开关,10刹车轮,11刹车带。 
具体实施方式
下面通过实施例并结合附图,对本实用新型的技术方案作进一步具体说明。 
实施例: 
如图1-图3所示的电链锯的刹车装置,具有前刹车和后刹车,所述前刹车由刹车推杆3,与刹车推杆相连的刹车铰链4,与刹车铰链相连的刹车带11,与刹车带相连的刹车轮10组成,所述刹车铰链4与拉簧1相连接;所述后刹车由开关扳机8,与开关扳机相连的拉杆6,与拉杆相连的拨块5,与拨块相连的刹车铰链4,与刹车铰链相连的刹车带11,与刹车带相连的刹车轮10组成,所述刹车铰链4与拉簧1相连接;所述刹车铰链、刹车带、刹车轮拉簧为前、后刹车共用。
工作时,旋转位于机身前面的刹车推杆3,刹车推杆带动刹车铰链4,在拉簧1的拉力带动下,刹车铰链4带动刹车带11移动,由刹车带抱死刹车轮10,从而起到刹车效果。 
如果旋转位于机身后面的开关扳机8,由拉杆6带动拨块5旋转,刹车铰链4在拉簧1拉力的作用下,带动刹车带11移动,从而抱死刹车轮10,从而达到刹车效果。 

Claims (1)

1.一种电链锯的刹车装置,具有刹车轮、刹车带,其特征在于:包含有前刹车和后刹车;所述前刹车由刹车推杆,与刹车推杆相连的刹车铰链,与刹车铰链相连的刹车带,与刹车带相连的刹车轮组成,所述刹车铰链与拉簧相接;所述后刹车由开关扳机,与开关扳机相连的拉杆,与拉杆相连的拨块,与拨块相连的刹车铰链,与刹车铰链相连的刹车带,与刹车带相连的刹车轮组成,所述刹车铰链与拉簧相接;所述刹车铰链、刹车带、刹车轮拉簧为前、后刹车共用。
CN2010202246982U 2010-06-13 2010-06-13 一种电链锯刹车装置 Expired - Lifetime CN201776523U (zh)

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Owner name: SHANGYU GUANYE ELECTRIC APPLIANCE CO., LTD.

Free format text: FORMER OWNER: NINGBO GUANYE INDUSTRY + TRADE CO., LTD.

Effective date: 20140108

C41 Transfer of patent application or patent right or utility model
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Free format text: CORRECT: ADDRESS; FROM: 315400 NINGBO, ZHEJIANG PROVINCE TO: 312367 SHAOXING, ZHEJIANG PROVINCE

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Effective date of registration: 20140108

Address after: Zhao Xiangqiao small village town 312367 more Zhejiang city of Shangyu Province

Patentee after: SHANGYU GUANYE ELECTRICAL APPLIANCE CO., LTD.

Address before: Yuyao City, Zhejiang province 315400 Ningbo City Fung Road Economic Development Zone No. 83

Patentee before: Ningbo Guanye Industry & Trade Co., Ltd.

C56 Change in the name or address of the patentee
CP03 Change of name, title or address

Address after: Zhao Xiangqiao small village town of Shangyu District of Zhejiang province is 312367 in Shaoxing City

Patentee after: Shangyu Shaoxing crown Electric Appliance Co., Ltd.

Address before: Zhao Xiangqiao small village town 312367 more Zhejiang city of Shangyu Province

Patentee before: SHANGYU GUANYE ELECTRICAL APPLIANCE CO., LTD.

CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20110330