CN213900028U

CN213900028U - Cavity valve component with high safety performance

Info

Publication number: CN213900028U
Application number: CN202022228133.8U
Authority: CN
Inventors: 李伦柱
Original assignee: Derui Petroleum Equipment Qingdao Co ltd
Current assignee: Derui Petroleum Equipment Qingdao Co ltd
Priority date: 2020-10-09
Filing date: 2020-10-09
Publication date: 2021-08-06
Anticipated expiration: 2030-10-09

Abstract

The utility model discloses a cavity valve member that security performance is high, including overflowing the spacing stack shell of passageway and valve body, it has the valve roof to overflow the buckling of the top opening part eaves cap structure outside of passageway, the top opening part inboard that overflows the passageway is inlayed and is equipped with plug seat, still fill up the protection pad between the upper surface of plug seat and the lower surface of valve roof, the upside shaft outside that overflows the passageway has cup jointed protection ring lid and lower protection ring lid, the downside shaft surface that overflows the passageway is equipped with helicitic texture, the lower part that overflows the passageway is linked through helicitic texture with the upper end of the spacing stack shell of valve body, it still has cup jointed supplementary seal ring lid to overflow the junction outside of passageway and the spacing stack shell of valve body. This cavity valve that security performance is high adds and establishes multiunit sealing washer pad and the safety protection bed course structure of mutually supporting, cooperatees with the valve body structure that the screw thread connects soon for the device has had efficient antidetonation, resistance to compression, anticorrosive safety protection ability, and the structure is more firm, firm simultaneously.

Description

Cavity valve component with high safety performance

Technical Field

The utility model relates to a drainage equipment technical field specifically is a cavity valve member that security performance is high.

Background

Valves are plumbing accessories used to open and close a pipe, control flow direction, regulate and control parameters of the transport medium (temperature, pressure and flow). According to their function, they can be classified into shut-off valves, check valves, regulating valves, and the like.

The valve is a control part in a fluid conveying system and has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like. Valves used in fluid control systems range in variety and size from the simplest shut-off valves to the variety of valves used in extremely complex autonomous systems.

The valve can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like. The valves are further classified into cast iron valves, cast steel valves, stainless steel valves (201, 304, 316, etc.), chrome molybdenum steel valves, chrome molybdenum vanadium steel valves, dual-phase steel valves, plastic valves, nonstandard valves, etc. according to the material.

At present, the common valve structure has low safety protection performance and a complex structure, is inconvenient to disassemble, assemble and replace parts, and causes low working efficiency, and can not meet the use requirement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cavity valve member that security performance is high to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a cavity valve subassembly that security performance is high, is including overflowing passageway and the spacing bobbin base of valve body, the top opening part eaves cap structure outside lock joint that overflows the passageway has the valve roof, the top opening part inboard that overflows the passageway is inlayed and is equipped with plug seat, still fill up the protection pad between the upper surface of plug seat and the lower surface of valve roof, it is the tubulose to overflow the passageway, the upside shaft outside that overflows the passageway has cup jointed protection ring lid and lower protection ring lid, the downside shaft surface that overflows the passageway is equipped with the helicitic texture, the lower part that overflows the passageway is linked through helicitic texture with the upper end of the spacing bobbin base of valve body, the junction outside that overflows passageway and the spacing bobbin base of valve body has still cup jointed supplementary sealing ring lid.

Preferably, the upper protective ring cover and the lower protective ring cover are the same in shape, the opening of the upper protective ring cover faces downwards, and the opening of the lower protective ring cover faces upwards.

Preferably, a flexible protective sealing cushion layer is further arranged outside the bottom thread of the overflowing channel and outside the contact position of the bottom thread of the overflowing channel and the valve body limiting cylinder seat.

Preferably, the outer surface of the valve body limiting cylinder seat is longitudinally provided with a raised limiting clamping block.

Compared with the prior art, the beneficial effects of the utility model are that: this cavity valve that security performance is high adds establishes multiunit sealing washer pad and the safety protection bed course structure of mutually supporting, cooperatees with the valve body structure that the screw thread connects soon for the device has had efficient antidetonation, resistance to compression, anticorrosive safety protection ability, and the structure is firm more, firm simultaneously, makes things convenient for dismouting, the change of structure, and easy operation is convenient, work efficiency is high, low in manufacturing cost, the production and the use of being convenient for.

Drawings

Fig. 1 is a schematic view of the overall structure of a cavity valve assembly with high safety performance;

FIG. 2 is a schematic sectional view of a valve assembly of a chamber with high safety performance;

fig. 3 is a structural installation diagram of the cavity valve assembly of the present invention with high safety performance.

In the figure: the valve comprises a valve top plate 1, a protective pad 2, a plug seat 3, an overflow channel 4, an upper protective ring cover 5, a lower protective ring cover 6, an auxiliary sealing ring cover 7 and a valve body limiting cylinder seat 8.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a cavity valve component with high safety performance comprises a valve top plate 1, a protective pad 2, a plug seat 3, an overflowing channel 4, an upper protective ring cover 5, a lower protective ring cover 6, an auxiliary sealing ring cover 7 and a valve body limiting cylinder seat 8, wherein the valve top plate 1 is buckled on the outer side of a cornice cap structure at the top opening of the overflowing channel 4 and used for carrying out gravity sealing on a valve body, the plug seat 3 is embedded on the inner side of the top opening of the overflowing channel 4 and used for auxiliary limiting blocking protection, the protective pad 2 is also padded between the upper surface of the plug seat 3 and the lower surface of the valve top plate 1 and has the function of auxiliary sealing protection, the overflowing channel 4 is tubular and used for passing through fluid, the upper protective ring cover 5 and the lower protective ring cover 6 are sleeved outside the upper side pipe body of the overflowing channel 4 and have good compression resistance, shock resistance and sealing protection effects, the upper protective ring cover 5 and the lower protective ring cover 6 are the same in shape, the opening of the upper protective ring cover 5 is downward, the opening of the lower protective ring cover 6 is upward, the upper protective ring cover and the lower protective ring cover are mutually matched to realize efficient overflow protection and avoid liquid from corroding the valve body, the outer surface of a lower side pipe body of the overflow channel 4 is provided with a thread structure for integral protection installation of the device, the lower part of the overflow channel 4 is connected with the upper end of a valve body limiting cylinder seat 8 through the thread structure, the disassembly and assembly operation of the device is convenient to carry out, the outer part of the bottom thread part of the overflow channel 4 and the outer side of the contact part of the overflow channel 4 and the valve body limiting cylinder seat 8 are also provided with a flexible protective sealing cushion layer to avoid the outward leakage of fluid materials, the overflow channel 4 is directly screwed on the overflow channel 4 through a valve body rod limiting thread with the outer diameter of 20-50mm of the bottom pipe, the effects of efficient sealing and corrosion-proof safety protection are achieved, the service life of the device is prolonged, and an auxiliary sealing ring cover 7 is also sleeved outside the joint of the overflow channel 4 and the valve body limiting cylinder seat 8, the device has the functions of assisting rust prevention and corrosion prevention safety protection, and the outer surface of the valve body limiting cylinder seat 8 is longitudinally provided with the raised limiting clamping block, so that the screwing installation performance of the device is improved, and the longitudinal compression resistance and stress resistance of the device are improved to a certain extent.

This cavity valve that security performance is high adds establishes multiunit sealing washer pad and the safety protection bed course structure of mutually supporting, cooperatees with the valve body structure that the screw thread connects soon for the device has had efficient antidetonation, resistance to compression, anticorrosive safety protection ability, and the structure is firm more, firm simultaneously, makes things convenient for dismouting, the change of structure, and easy operation is convenient, work efficiency is high, low in manufacturing cost, the production and the use of being convenient for.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a cavity valve member that security performance is high, includes overflow channel (4) and the spacing cylinder base of valve body (8), its characterized in that: the valve top plate is buckled outside the top opening part cornice cap structure of overflowing passageway (4) and has been equipped with plug seat (3), it fills up protection pad (2) still to overflow the top opening part inboard of passageway (4) and be equipped with plug seat (3), between the upper surface of plug seat (3) and the lower surface of valve top plate (1), it is the tubulose to overflow passageway (4), it has last protection collar cover (5) and lower protection collar cover (6) to cup joint to overflow the upside shaft outside of passageway (4), the downside shaft surface of overflowing passageway (4) is equipped with helicitic texture, it links through helicitic texture to overflow the lower part of passageway (4) and the upper end of the spacing bobbin base of valve body (8), it still cup joints supplementary seal collar cover (7) with the junction outside of the spacing bobbin base of valve body (8) to overflow passageway (4).

2. A high safety cavity valve assembly as defined in claim 1, wherein: the upper protection ring cover (5) and the lower protection ring cover (6) are the same in shape, the opening of the upper protection ring cover (5) faces downwards, and the opening of the lower protection ring cover (6) faces upwards.

3. A high safety cavity valve assembly as defined in claim 1, wherein: and a flexible protective sealing cushion layer is also arranged outside the bottom thread of the overflowing channel (4) and outside the contact part of the overflowing channel and the valve body limiting cylinder seat (8).

4. A high safety cavity valve assembly as defined in claim 1, wherein: the outer surface of the valve body limiting cylinder seat (8) is longitudinally provided with a raised limiting clamping block.