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CN103954081B - 一种防滑式节流活塞 - Google Patents

一种防滑式节流活塞 Download PDF

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CN103954081B
CN103954081B CN201410148744.8A CN201410148744A CN103954081B CN 103954081 B CN103954081 B CN 103954081B CN 201410148744 A CN201410148744 A CN 201410148744A CN 103954081 B CN103954081 B CN 103954081B
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piston rod
piston
flow check
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CN103954081A (zh
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朱德仲
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Chongqing Dize Machinery Co ltd
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Abstract

本发明公开了一种防滑式节流活塞,所述的防滑式节流活塞包含一中空的固定套筒,所述的固定套筒的侧壁上设有一矩形的导流槽口,所述的固定套筒内设有一调节套筒,所述的调节套筒内设有一可拆卸的活塞杆,所述的调节套筒包含一圆筒状的调节主体,所述的调节主体的头部设有一卡合圆筒,所述的卡合圆筒的内侧壁上设有由啮合齿条组成的啮合齿条阵列,所述的活塞杆的外侧壁上设有由啮合齿槽组成的啮合齿槽阵列。本发明的防滑式节流活塞利用活塞杆外侧壁上的啮合齿槽阵列和卡合圆筒的内侧壁上的啮合齿条阵列,一方面,有效提高了活塞杆的密封性能,另一方面,有效防止了活塞杆的周向转动或扭动,提高了节流活塞的可靠性,结构简单,实用性强。

Description

一种防滑式节流活塞
技术领域
本发明涉及一种制冷设备,更确切地说,是一种防滑式节流活塞。
背景技术
节流活塞是一种用于空调的节流设备,用于控制进入到蒸发器的制冷剂的流量。现有的节流活塞的活塞杆的侧壁光滑,容易发生周向转动或扭动,影响节流活塞的密封性能。
发明内容
本发明主要是解决现有技术所存在的技术问题,从而提供一种防滑式节流活塞。
本发明的上述技术问题主要是通过下述技术方案得以解决的:
一种防滑式节流活塞,所述的防滑式节流活塞包含一中空的固定套筒,所述的固定套筒的侧壁上设有一矩形的导流槽口,所述的固定套筒内设有一中空的调节套筒,所述的调节套筒内设有一可拆卸的活塞杆,所述的调节套筒包含一圆筒状的调节主体,所述的调节主体的头部设有一卡合圆筒,所述的调节主体的尾部设有一连接螺纹,所述的卡合圆筒的内侧壁上设有由啮合齿条组成的啮合齿条阵列,所述的活塞杆的外侧壁上设有由啮合齿槽组成的啮合齿槽阵列,所述的啮合齿槽与所述的啮合齿条相配合。
作为本发明较佳的实施例,所述的活塞杆为三聚氰胺橡胶制成。
本发明的防滑式节流活塞利用活塞杆外侧壁上的啮合齿槽阵列和卡合圆筒的内侧壁上的啮合齿条阵列,一方面,有效提高了活塞杆的密封性能,另一方面,有效防止了活塞杆的周向转动或扭动,提高了节流活塞的可靠性,结构简单,实用性强。
附图说明
为了更清楚地说明本发明实施例或现有技术中的技术方案,下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍,显而易见地,下面描述中的附图仅仅是本发明的一些实施例,对于本领域普通技术人员来讲,在不付出创造性劳动的前提下,还可以根据这些附图获得其他的附图。
图1为本发明的防滑式节流活塞的立体结构示意图;
图2为图1中的防滑式节流活塞的立体结构分解示意图;
图3为图2中的防滑式节流活塞的A区域的细节放大示意图;
其中,
1、防滑式节流活塞;2、固定套筒;21、导流槽口;3、调节套筒;30、调节主体;31、卡合圆筒;311、啮合齿条;32、连接螺纹;4、活塞杆;41、啮合齿槽。
具体实施方式
下面结合附图对本发明的优选实施例进行详细阐述,以使本发明的优点和特征能更易于被本领域技术人员理解,从而对本发明的保护范围做出更为清楚明确的界定。
如图1至图3所示,本发明的防滑式节流活塞1包含一中空的固定套筒2,该固定套筒2的侧壁上设有一矩形的导流槽口21,该固定套筒2内设有一中空的调节套筒3,该调节套筒3内设有一可拆卸的活塞杆4,该调节套筒3包含一圆筒状的调节主体30,该调节主体30的头部设有一卡合圆筒31,该调节主体30的尾部设有一连接螺纹32,该卡合圆筒31的内侧壁上设有由啮合齿条311组成的啮合齿条阵列,该活塞杆4的外侧壁上设有由啮合齿槽41组成的啮合齿槽阵列,啮合齿槽41与啮合齿条311相配合。
该活塞杆4为三聚氰胺橡胶制成。
不局限于此,任何不经过创造性劳动想到的变化或替换,都属于本发明的保护范围。本发明的保护范围以权利要求书所限定的保护范围为准。

Claims (2)

1.一种防滑式节流活塞,其特征在于,所述的防滑式节流活塞(1)包含一中空的固定套筒(2),所述的固定套筒(2)的侧壁上设有一矩形的导流槽口(21),所述的固定套筒(2)内设有一中空的调节套筒(3),所述的调节套筒(3)内设有一可拆卸的活塞杆(4),所述的调节套筒(3)包含一圆筒状的调节主体(30),所述的调节主体(30)的头部设有一卡合圆筒(31),所述的调节主体(30)的尾部设有一连接螺纹(32),所述的卡合圆筒(31)的内侧壁上设有由啮合齿条(311)组成的啮合齿条阵列,所述的活塞杆(4)的外侧壁上设有由啮合齿槽(41)组成的啮合齿槽阵列,所述的啮合齿槽(41)与所述的啮合齿条(311)相配合。
2.根据权利要求1所述的防滑式节流活塞,其特征在于,所述的活塞杆(4)为三聚氰胺橡胶制成。
CN201410148744.8A 2014-04-15 2014-04-15 一种防滑式节流活塞 Active CN103954081B (zh)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005080889A1 (de) * 2004-02-19 2005-09-01 Robert Bosch Gmbh Expansionsmodul für ein kältemittel
EP1892488A2 (en) * 2006-08-25 2008-02-27 Tgk Company, Ltd. Expansion device
CN102434700A (zh) * 2010-09-22 2012-05-02 株式会社不二工机 行星齿轮机构及使用它的电动阀
CN203083222U (zh) * 2013-01-25 2013-07-24 青岛海尔空调电子有限公司 一种可拆装的单向节流管组件
CN103388939A (zh) * 2012-05-11 2013-11-13 浙江三花股份有限公司 一种电子膨胀阀
CN203848564U (zh) * 2014-04-15 2014-09-24 刘旭玲 一种防滑式节流活塞

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005080889A1 (de) * 2004-02-19 2005-09-01 Robert Bosch Gmbh Expansionsmodul für ein kältemittel
EP1892488A2 (en) * 2006-08-25 2008-02-27 Tgk Company, Ltd. Expansion device
CN102434700A (zh) * 2010-09-22 2012-05-02 株式会社不二工机 行星齿轮机构及使用它的电动阀
CN103388939A (zh) * 2012-05-11 2013-11-13 浙江三花股份有限公司 一种电子膨胀阀
CN203083222U (zh) * 2013-01-25 2013-07-24 青岛海尔空调电子有限公司 一种可拆装的单向节流管组件
CN203848564U (zh) * 2014-04-15 2014-09-24 刘旭玲 一种防滑式节流活塞

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