CN2366606Y - 脚踏童车曲轴 - Google Patents

脚踏童车曲轴 Download PDF

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Publication number
CN2366606Y
CN2366606Y CN 99223595 CN99223595U CN2366606Y CN 2366606 Y CN2366606 Y CN 2366606Y CN 99223595 CN99223595 CN 99223595 CN 99223595 U CN99223595 U CN 99223595U CN 2366606 Y CN2366606 Y CN 2366606Y
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children
crankshaft
pedal
children vehicle
utility
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Expired - Fee Related
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CN 99223595
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孟博
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Individual
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Abstract

一种脚踏童车曲轴,解决了现有的童车,靠前轮脚蹬车驱动,骑行费力,转动不灵活,易摔倒的问题;将设有左、右曲柄及定位卡并焊接主动轮卡的曲轴作为童车后轴,使童车结构新颖;儿童在骑行中脚前后蹬踏,既舒适、又省力,安全可靠。使2~8岁的小朋友在娱乐中,操作灵活方便,随心所欲,既得到智能的开发和又能体能锻炼。

Description

脚踏童车曲轴
本实用新型为童车部件,特别涉及一种脚踏童车曲轴。
现有的童车多为三轮车,靠前轮脚蹬车驱动,骑行费力,转动不灵活,易摔倒。
本实用新型的目的在于,解决现有所存在的问题,提供一种使童车结构新颖的脚踏童车曲轴。
本实用新型是这样实现的:童车后轴为曲轴,曲轴上设有左曲柄、右曲柄,左曲柄中心线与右曲柄中心线夹角为30°;在曲轴左部焊接主动轮卡、及设有左定位卡,在右部设有右定位卡。
本实用新型的优点在于,由于曲轴上设有左、右曲柄,作为童车后轴,使童车结构新颖;儿童在骑行中脚前后蹬踏,即舒适、又省力,安全可靠。使2~8岁的小朋友在娱乐中,操作灵活方便,随心所欲,即得到智能的开发和又能体能锻炼。
图面说明:
图1为本实用新型的结构示意图;
图2为图1的右视图;
图3为图1的左视图;
图4为图1的A向局部视图;
图5为图1的B-B剖视图;
下面结合附图详细说明:
如图所示,童车后轴为曲轴3,曲轴3上设有左曲柄6、右曲柄4,左曲柄中心线与右曲柄中心线夹角为30°(见图2);在曲轴3左部焊接主动轮卡1,及设有左定位卡2,在右部设有右定位卡5。

Claims (1)

1、一种脚踏童车曲轴,其特征在于,童车后轴为曲轴,曲轴上设有左曲柄、右曲柄,左曲柄中心线与右曲柄中心线夹角为30°;在曲轴左部焊接主动轮卡、及设有左定位卡,在右部设有右定位卡。
CN 99223595 1999-04-23 1999-04-23 脚踏童车曲轴 Expired - Fee Related CN2366606Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 99223595 CN2366606Y (zh) 1999-04-23 1999-04-23 脚踏童车曲轴

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 99223595 CN2366606Y (zh) 1999-04-23 1999-04-23 脚踏童车曲轴

Publications (1)

Publication Number Publication Date
CN2366606Y true CN2366606Y (zh) 2000-03-01

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ID=34013795

Family Applications (1)

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CN 99223595 Expired - Fee Related CN2366606Y (zh) 1999-04-23 1999-04-23 脚踏童车曲轴

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CN (1) CN2366606Y (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007093084A1 (fr) * 2006-02-14 2007-08-23 Shiyuan Tan Vilebrequin avec un angle special entre les manivelles
CN104500549A (zh) * 2014-12-23 2015-04-08 常州齐科化工有限公司 多功能轮轴

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007093084A1 (fr) * 2006-02-14 2007-08-23 Shiyuan Tan Vilebrequin avec un angle special entre les manivelles
CN104500549A (zh) * 2014-12-23 2015-04-08 常州齐科化工有限公司 多功能轮轴

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