CN2603265Y - 电子膨胀阀止动器与丝杆紧固结构 - Google Patents

电子膨胀阀止动器与丝杆紧固结构 Download PDF

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Publication number
CN2603265Y
CN2603265Y CN 03239056 CN03239056U CN2603265Y CN 2603265 Y CN2603265 Y CN 2603265Y CN 03239056 CN03239056 CN 03239056 CN 03239056 U CN03239056 U CN 03239056U CN 2603265 Y CN2603265 Y CN 2603265Y
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screw mandrel
expansion valve
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史初良
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Zhejiang Sanhua Co Ltd
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Zhejiang Sanhua Co Ltd
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Abstract

一种电子膨胀阀止动器与丝杆紧固结构,它包括有止动器和与之连接的丝杆,止动器与丝杆之间拧接有螺钉,并在螺钉与丝杆之间至少制有一焊接点,实用新型由于在将螺钉拧入之后再焊接,从而起到了加固以防螺钉松动的技术效果。

Description

电子膨胀阀止动器与丝杆紧固结构
技术领域
本实用新型涉及的是一种电子膨胀阀或类似阀体的止动器与丝杆的装配连接结构,属于一种固定装置。
背景技术
在现有技术中,电子膨胀阀中的止动器与丝杆之间采用螺钉拧紧的连接结构,但这种连接结构在实际使用时,容易受到工作环境的影响而发生松动,这对电子膨胀阀的正常工作带来严重的影响。
发明内容
本实用新型的目的在于克服上述存在的不足,而提供一种对止动器与丝杆的连接起到加固作用的电子膨胀阀止动器与丝杆紧固结构。它包括有止动器和与之连接的丝杆,止动器与丝杆之间拧接有螺钉,并在螺钉与丝杆之间至少有一焊接点。所述的螺钉与丝杆之间用点焊方式制有三个焊接点。
本实用新型由于在将螺钉拧入之后再焊接,从而起到了加固以防螺钉松动的技术效果。
附图说明
图1是本实用新型的结构示意图。
具体实施方式
下面将结合附图对本实用新型作详细的介绍:本实用新型包括有电子膨胀阀止动器1和与之相连的丝杆2,丝杆2套入在止动器1后用螺钉3从丝杆2的外壁拧入使止动器1和丝杆2相互固定连接。为防止螺钉松动,螺钉3在拧入后用点焊的方式在螺钉3与丝杆2之间制有三个焊接点4。所述的螺钉也可以用销钉来代替,这时销钉插入到止动器和丝杆之间,然后在销钉与丝杆之间制有至少一个焊接点。

Claims (2)

1、一种电子膨胀阀止动器与丝杆紧固结构,它包括有止动器和与之连接的丝杆,其特征在于止动器(1)与丝杆(2)之间拧接有螺钉(3),并在螺钉(3)与丝杆(2)之间至少有一焊接点(4)。
2、根据权利要求1所述的电子膨胀阀止动器与丝杆紧固结构,其特征在于螺钉(3)与丝杆(2)之间用点焊的方式制有三个焊接点(4)。
CN 03239056 2003-02-27 2003-02-27 电子膨胀阀止动器与丝杆紧固结构 Expired - Lifetime CN2603265Y (zh)

Priority Applications (1)

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CN 03239056 CN2603265Y (zh) 2003-02-27 2003-02-27 电子膨胀阀止动器与丝杆紧固结构

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CN 03239056 CN2603265Y (zh) 2003-02-27 2003-02-27 电子膨胀阀止动器与丝杆紧固结构

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101929550B (zh) * 2009-06-25 2013-02-20 浙江三花股份有限公司 电子膨胀阀

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101929550B (zh) * 2009-06-25 2013-02-20 浙江三花股份有限公司 电子膨胀阀

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ASS Succession or assignment of patent right

Owner name: SANHUA CO., LTD., ZHEJIANG

Free format text: FORMER OWNER: ZHEJIANG SANHUA GROUP CO., LTD.

Effective date: 20040423

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Address after: 312500 Liquan, Chengguan Town, Xinchang County, Zhejiang Province

Patentee after: Zhejiang Sanhua Group Co., Ltd.

Address before: 312500 Liquan, Chengguan Town, Xinchang County, Zhejiang Province

Patentee before: Zhejiang Sanhua Group Corp., Ltd.

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Expiration termination date: 20130227

Granted publication date: 20040211