CN203868220U - 一种活塞杆 - Google Patents

一种活塞杆 Download PDF

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Publication number
CN203868220U
CN203868220U CN201420001815.7U CN201420001815U CN203868220U CN 203868220 U CN203868220 U CN 203868220U CN 201420001815 U CN201420001815 U CN 201420001815U CN 203868220 U CN203868220 U CN 203868220U
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CN
China
Prior art keywords
piston rod
rod body
piston
good
cylinder
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201420001815.7U
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English (en)
Inventor
韩青
韩青海
林金木
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang happy tree automobile component Co., Ltd
Original Assignee
RUIAN HAPPY TREE AUTOMOBILE PARTS Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by RUIAN HAPPY TREE AUTOMOBILE PARTS Co Ltd filed Critical RUIAN HAPPY TREE AUTOMOBILE PARTS Co Ltd
Priority to CN201420001815.7U priority Critical patent/CN203868220U/zh
Application granted granted Critical
Publication of CN203868220U publication Critical patent/CN203868220U/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Pistons, Piston Rings, And Cylinders (AREA)

Abstract

本实用新型公开了一种活塞杆,包括活塞杆本体,所述的活塞杆本体为冷拉圆钢一体成型,活塞杆本体的上端设有圆锥体,活塞杆本体的下端设有与活塞套合的圆柱体,圆柱体中间以及圆柱体与活塞杆本体之间设有环形凹槽;本实用新型的有益效果:本实用新型采用冷拉圆钢,硬度高,整体效果好,表面无弯曲变形,无拉伤、划痕、磕碰等缺陷,无锈蚀,表面镀硬铬,与活塞的套合效果好,稳定性好,连续工作时间长。

Description

一种活塞杆
技术领域
本实用新型涉及一种汽车零件,特别涉及一种活塞杆。
背景技术
活塞杆是汽车减震器当中重要的零件之一,活塞杆的稳定性,与活塞的套合,与减震器连接的稳定性对减震器的使用寿命都有直接的影响,传统的活塞杆,由于材料、工艺及结构的影响,使用一段时间之后都会出现一些问题,影响减震器的使用。
实用新型内容
本实用新型所要解决的技术问题是针对现有技术的不足,提供一种活塞杆。
为了实现上述目的,本实用新型所采取的措施:
一种活塞杆,包括活塞杆本体,所述的活塞杆本体为冷拉圆钢一体成型,活塞杆本体的上端设有圆锥体,活塞杆本体的下端设有与活塞套合的圆柱体,圆柱体中间以及圆柱体与活塞杆本体之间设有环形凹槽。
本实用新型的有益效果:本实用新型采用冷拉圆钢,硬度高,整体效果好,表面无弯曲变形,无拉伤、划痕、磕碰等缺陷,无锈蚀,表面镀硬铬,与活塞的套合效果好,稳定性好,连续工作时间长。
附图说明
图1、本实用新型结构示意图。
具体实施方式
如图1所示一种活塞杆,包括活塞杆本体1,所述的活塞杆本体1为冷拉圆钢一体成型,表面镀铬前高频淬火,深度深,硬度高,表面镀硬铬,镀层厚度高,活塞杆本体1的上端设有圆锥体2,活塞杆本体1的下端设有与活塞套合的圆柱体3,圆柱体3中间以及圆柱体3与活塞杆本体1之间设有环形凹槽4,接触稳定,套合效果好。
本领域内普通的技术人员的简单更改和替换,都是本实用新型的保护范围之内。

Claims (1)

1.一种活塞杆,包括活塞杆本体(1),其特征在于:所述的活塞杆本体(1)为冷拉圆钢一体成型,活塞杆本体(1)的上端设有圆锥体(2),活塞杆本体(1)的下端设有与活塞套合的圆柱体(3),圆柱体(3)中间以及圆柱体(3)与活塞杆本体(1)之间设有环形凹槽(4)。
CN201420001815.7U 2014-01-03 2014-01-03 一种活塞杆 Expired - Fee Related CN203868220U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420001815.7U CN203868220U (zh) 2014-01-03 2014-01-03 一种活塞杆

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420001815.7U CN203868220U (zh) 2014-01-03 2014-01-03 一种活塞杆

Publications (1)

Publication Number Publication Date
CN203868220U true CN203868220U (zh) 2014-10-08

Family

ID=51649177

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420001815.7U Expired - Fee Related CN203868220U (zh) 2014-01-03 2014-01-03 一种活塞杆

Country Status (1)

Country Link
CN (1) CN203868220U (zh)

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee

Owner name: ZHEJIANG HAPPY TREE AUTO PARTS CO., LTD.

Free format text: FORMER NAME: RUI'AN HAPPY TREE AUTOMOBILE PARTS CO., LTD.

CP01 Change in the name or title of a patent holder

Address after: Two road 325200 Zhejiang city of Ruian Province auto industry base Fengdu No. 185

Patentee after: Zhejiang happy tree automobile component Co., Ltd

Address before: Two road 325200 Zhejiang city of Ruian Province auto industry base Fengdu No. 185

Patentee before: RUIAN HAPPY TREE AUTOMOBILE PARTS CO., LTD.

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20141008

Termination date: 20170103