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Patent Name:
Floating valve seat structure of butterfly valve
Patent Number:
ZL202221018289.6
Type of patent:
Utility model patents
Patentee:
Jiangsu Shentong Valve Co., Ltd.
Patent Abstract:
A floating valve seat structure of a butterfly valve, comprising a valve body, a support ring, a bellows, a valve seat, and a spring. The support ring is provided with two deep and shallow steps. The two ends of the bellows are respectively connected with the shallow steps on the support ring. The support ring, the valve seat, and the valve body form a cavity for limiting the expansion of the bellows. The side of the deep step on the support ring is provided with a through hole. There is an axial sliding gap between the outer circle and the valve body, the spring is placed in the spring hole of the valve body, the spring hole and the valve seat are provided with guide holes cooperating with each other, and the guide hole is provided with a guide pin. The beneficial effect of the utility model is that the corrugated pipe is used to connect the valve seat, which is more reliable than the O-ring and other seals, especially for the high temperature resistance of the corrugated pipe under high temperature conditions. At the same time, for the reverse medium sealing requirements, The valve seat can provide automatic compensation to ensure the reverse seal. The structure has a compact layout and strong practicability.
Transfer Price:
$2.8 million
Service Hotline
Address: No.8 Shengtong Road, Huilong Town, Qidong City, Jiangsu Province
Sales Department for Special Valves for Metallurgy:
Sales Office for Nuclear Power Military Industry:
Sales Department for Special Valves for the Energy Industry: 86-513-83330958
E-mail: stfm668@163.com
Recruitment Hotline: 86-513-83335930
E-mail for Job Application: zp@stfm.cn
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