Safety valve

A safety valve and valve seat technology, applied in the field of safety valves, can solve problems such as inconvenient production and later maintenance, difficult adjustment of elastic force, and difficulty in disassembly and assembly, so as to facilitate production and later maintenance, improve production efficiency and product quality, and adjust easy effect

Active Publication Date: 2015-02-04
NINGBO DELISHI PUMP IND CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] At present, there is a safety valve, which includes a valve seat, a valve body, a valve core, and a spring. Pressure protection, because a large spring is used to provide elastic force for the valve core, although the structure is simple, but due to the large elastic force, it is difficult to disassemble, the elastic force is not easy to adjust, and it is not convenient for production and later maintenance

Method used

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Embodiment Construction

[0014] The present invention will be further described below in conjunction with accompanying drawing.

[0015] The safety valve of the present invention comprises a valve seat 1, a valve body 2, a valve core 3, and a spring 4, the valve core 3 is movably matched with the valve body 2, a sealing ring 5 is arranged between the valve core 3 and the valve body 2, and it also includes Spring seat 6, spring guide seat 7, plane bearing 8, adjusting nut 9, plane bearing 8, spring seat 6 are sequentially movably fitted on spring guide seat 7, and the spring guide part of spring guide seat 7 is located between spring seat 6 and spool 3, the valve core 3 is located on the right side of the spring guide part, the spring guide seat 7 is movably fitted with the valve seat 1, and the valve seat 1 is provided with a first limit structure 10 for the left limit of the spring guide seat 7, and the spring seat 6 and the spool 3 are provided with at least two springs 4, each spring 4 passes throu...

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Abstract

The invention discloses a safety valve which is easy to dismount, easy for adjusting elastic force and convenient to produce and maintain. The safety valve comprises a valve seat (1), a valve body (2), a valve core (3) and springs (4), wherein the valve core (3) is movably matched with the valve body (2), a sealing ring (5) is arranged between the valve core (3) and the valve body (2), and the safety valve also comprises a spring seat (6), a spring guide seat (7), a plane bearing (8) and an adjusting nut (9), the plane bearing (8) and the spring seat (6) sequentially and movably sleeve the spring guide seat (7), the spring guide seat (7) is movably connected with the valve seat (1), a first limiting structure (10) for limiting the spring guide seat (7) on the left is arranged on the valve seat (1), one end of each spring (4) respectively pushes against the spring seat (6), the other end of each spring (4) respectively pushes against the valve core (3), the adjusting nut (9) is arranged on the left side of the plane bearing (8), and the adjusting nut (9) is connected with the spring guide seat (7) in a screwing manner.

Description

technical field [0001] The invention relates to the technical field of valves, in particular to a safety valve. Background technique [0002] At present, there is a safety valve, which includes a valve seat, a valve body, a valve core, and a spring. Pressure protection, because a large spring is used to provide elastic force for the valve core, although the structure is simple, but due to the large elastic force, it is difficult to disassemble, the elastic force is not easy to adjust, and it is not convenient for production and later maintenance. Contents of the invention [0003] The technical problem to be solved by the present invention is to provide a safety valve that is easy to disassemble and assemble, easy to adjust the elastic force, and convenient for production and later maintenance, thereby improving production efficiency and product quality, and is convenient for users to use. [0004] The technical scheme of the present invention is that the safety valve of ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): F16K17/04
CPCF16K17/044
Inventor 聂如国
Owner NINGBO DELISHI PUMP IND CO LTD
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