CN201723752U

CN201723752U - Multilevel flow valve

Info

Publication number: CN201723752U
Application number: CN2010202466060U
Authority: CN
Inventors: 陈明新
Original assignee: MAANSHAN HENGTONG INSTRUMENT CO Ltd
Current assignee: MAANSHAN HENGTONG INSTRUMENT CO Ltd
Priority date: 2010-07-02
Filing date: 2010-07-02
Publication date: 2011-01-26
Anticipated expiration: 2020-07-02

Abstract

The utility model discloses a multilevel flow valve, which belongs to a valve, and is characterized in that: the multilevel flow valve mainly comprises a valve body, a sealing socket, a valve shaft, an immovable valve and a movable valve; the valve body is in three-way structure; inner ports of the left and right fluid channels in the valve body are respectively arranged on a vertical central line in the middle section of the valve body; the middle section of the valve body is of a hollow cylindrical body; an upper part of the inner cavity of the hollow cylindrical body is provided with internal thread and screwed with the sealing socket; an upper end cover is arranged at the top of the hollow cylindrical body through a locating pin; a valve shaft with a protruding shoulder at the lower end section is arranged in the central through hole of the sealing socket and the upper end cover in a sliding manner; the movable valve is arranged at the bottom of the protruding shoulder of the valve shaft by a fixing pin; the immovable valve is arranged in a round groove of the inner port of the right channel of the valve body; the immovable valve and the movable valve are leaned against and adhered to each other; left and right tilting through holes in water drop shape are opened on the immovable valve; a handle rotates at 90 degrees to finish the process from closing to fully open the valve. The multilevel flow valve has high pressure resistance, quickly and exactly adjusts flow, and is suitable for high-pressure water injection in oil field.

Description

Multistage Flow valve

Technical field

The invention belongs to valve (gate valve), especially relate to a kind of Flow valve.

Background technique

The Flow valve that does not have special-purpose fuel feeding field to use in the market, just wait and replace with common gate valve, stop valve, ball valve, but tend to run into situations such as pressure height, degree of accuracy height, impurity are many at the on-the-spot valve that uses of high oil field water injection, problems such as use that common valve just exists that operation is heavy, Flow-rate adjustment is difficult, poor sealing performance, working life are short, directly influence field output, promptly lavish labor on and waste resource.

Summary of the invention

The purpose of this utility model provides a kind of multistage Flow valve, is applicable to that high oil field water injection uses, and not only high pressure resistant, it is quick and accurate to regulate flow, and long service life, and cost is low.

The purpose of this utility model is achieved like this: a kind of multistage Flow valve, it is characterized in that: this multistage Flow valve is mainly by valve body, sealing seat, valve shaft, fixedly valve block and movable valve block are formed, valve body is three-port structure, its left part is the inlet segment of band left flange plate, left part cavity fluid passage is last curved curved channel, and inner port that should left side passage down, the right part of valve body is the water exit end with right flange plate, right part cavity fluid passage is curved down curved channel, and the inner port of this right passage up, and the inner port of this left and right sides passage all is positioned on the vertical center line in valve body stage casing; The hollow circular cylinder that put on being in the stage casing of this valve body, internal thread is offered on the top of the inner chamber of hollow round column body hereinto, the scale label is installed on the top of the outer surface of hollow round column body hereinto, hereinto in the inner chamber of hollow round column body spinning band outside thread and the band central through bore the cylindrical seal seat, the top section diameter of sealing seat is step type for a short time, the top left side of hollow round column body fixedly mounts locating stud hereinto, and the upper end cap that also has central through bore is installed at the top of hollow round column body hereinto, offer the center circular groove in the bottom of this upper end cap, to be slidingly matched with sealing seat top section, offer the arc groove of 90 ° of angles at the left part of upper end cap, and locating stud is installed in this arc groove, after regulating the position, offer radially screw and mounting screw on upper end cap, the hole on this screw and the valve shaft fixes; Offer annular groove and seal ring is installed in the bottom of sealing seat periphery, to increase sealing between sealing seat and the hollow circuit cylinder intracoelomic cavity, simultaneously, also offer annular groove respectively and seal ring is installed in the upper and lower of sealing seat central through bore inwall, to strengthen the sealing between sealing seat and the valve shaft, the shouldered valve shaft of the lower end section that is slidingly installed in the central through bore of sealing seat and upper end cap is installed handle on the section of the four directions, upper end of valve shaft; Left and right sides blind hole is offered in bottom at the convex shoulder of valve shaft lower end section, in this left and right sides blind hole, install and fix pin respectively, installation activity valve block on overhanging section of this left and right sides fixing pin, and make the convex shoulder section of valve shaft and the inner port concourse that movable valve block all is positioned at valve body inner fluid left and right sides passage, this activity valve block is the rectangular slab of arc surface for left and right sides end face, the top of movable valve block offer with the valve shaft convex shoulder on the corresponding blind hole of left and right sides blind hole, to install fixing pin, all symmetry is offered center circle arc gap on the side of the front and back of this activity valve block, inner oral area at the right passage of valve body is offered round recessed, in this round recessed, circular fixedly valve block is installed with pin, and fixedly the last plane of valve block and the lower plane of movable valve block are fitted against each other to make this, this fixedly offer on the valve block water droplet shape about oblique through hole, oblique through hole centroclinal to fixing valve block from top to bottom about this, and should about tiltedly through hole and fixing valve block the center equidistantly but hole shape be provided with in opposite directions, fixedly offer annular groove and seal ring be installed on the periphery of valve block at this.

When multistage Flow valve cuts out fully, fixedly on the valve block about tiltedly through hole and movable valve block are just being located the imbrication position.When regulating flow, drive upper end cap by handle, valve shaft and movable valve block rotate together, fixedly form between valve block and the movable valve block by little fillet, Deng triangle, the flow runner that two circles series such as one jiao changes, only use the handle half-twist, finish valve from closed condition to full-gear whole Flow-rate adjustment process, in the whole adjustment process, a pair of valve block: fixedly the working seal face of valve block and movable valve block fits together all the time, it is easily quick to operate, can not cause the vibration and make a noise, and whenever valve switch once, the dirt and the impurity that remain on the working seal face can also be removed up hill and dale.

The multistage Flow valve that the utility model proposed is rational in infrastructure, and is safe and reliable, is applicable to that high oil field water injection uses, and not only high pressure resistant, it is quick and accurate to regulate flow, and long service life, and cost is low.

Now in conjunction with the accompanying drawings and embodiments the multistage Flow valve that the utility model proposed is described further.

Description of drawings

Fig. 1 is the multistage Flow valve master cross-sectional schematic that the utility model proposed.

Fig. 2 is a part 5 among Fig. 1: the schematic top plan view of movable valve block.

Fig. 3 is a part 2 among Fig. 1: the fixing schematic top plan view of valve block.

Among Fig. 1, Fig. 2, Fig. 3:

1, valve body 2, fixedly valve block 3, pin 4, seal ring 5, movable valve block 6, fixing pin 7, seal ring 8, valve shaft 9, sealing seat 10, locating stud 11, seal ring 12, scale label 13, hollow circular cylinder 14, upper end cap 15, handle

Embodiment

By Fig. 1, Fig. 2, among Fig. 3 as can be seen: a kind of multistage Flow valve, it is characterized in that: this multistage Flow valve is mainly by valve body 1, sealing seat 9, valve shaft 8, fixedly valve block 2 and movable valve block 5 are formed, valve body 1 is three-port structure, its left part is the inlet segment of band left flange plate, left part cavity fluid passage is last curved curved channel, and inner port that should left side passage down, the right part of valve body 1 is the water exit end with right flange plate, right part cavity fluid passage is curved down curved channel, and the inner port of this right passage up, and the inner port of this left and right sides passage all is positioned on the vertical center line in valve body 1 stage casing; The hollow circular cylinder 13 that put on being in the stage casing of this valve body 1, internal thread is offered on the inner chamber top of hollow round column body 13 hereinto, scale label 12 is installed on the top of the outer surface of hollow round column body 13 hereinto, hereinto in the inner chamber of hollow round column body 13 spinning band outside thread and the band central through bore cylindrical seal seat 9, the top section diameter of sealing seat 9 is step type for a short time, the top left side of hollow round column body 13 fixedly mounts locating stud 10 hereinto, and the upper end cap 14 that also has central through bore is installed at the top of hollow round column body 13 hereinto, offer the center circular groove in the bottom of this upper end cap 14, be slidingly matched with top section with sealing seat 9, offer the arc groove of 90 ° of angles at the left part of upper end cap 14, and locating stud 10 is installed in this arc groove, after regulating the position, offer radially screw and mounting screw on upper end cap 14, the hole on this screw and the valve shaft 8 fixes; Offer annular groove and seal ring 7 is installed in the bottom of sealing seat 9 peripheries, to increase sealing between sealing seat 9 and hollow circular cylinder 13 inner chambers, simultaneously, also offer annular groove respectively and seal ring 11 is installed in the upper and lower of sealing seat 9 central through bore inwalls, to strengthen the sealing between sealing seat 9 and the valve shaft 8, the shouldered valve shaft 8 of the lower end section that is slidingly installed in the central through bore of sealing seat 9 and upper end cap 14 is installed handle 15 on the section of the four directions, upper end of valve shaft 8; Left and right sides blind hole is offered in bottom at the convex shoulder of valve shaft 8 lower end sections, in this left and right sides blind hole, install and fix pin 6 respectively, installation activity valve block 5 on overhanging section of this left and right sides fixing pin 6, and make the convex shoulder section of valve shaft 8 and the inner port concourse that movable valve block 5 all is positioned at valve body 1 inner fluid left and right sides passage, this activity valve block 5 is the rectangular slab of arc surface for left and right sides end face, the top of movable valve block 5 offer with valve shaft 8 convex shoulders on the corresponding blind hole of left and right sides blind hole, to install fixing pin 6, all symmetry is offered center circle arc gap on the side of the front and back of this activity valve block 5, inner oral area at the right passage of valve body 1 inner fluid is offered round recessed, in this round recessed, circular fixedly valve block 2 is installed with pin 3, and fixedly the last plane of valve block 2 and the lower plane of movable valve block 5 are fitted against each other to make this, this fixedly offer on the valve block 2 water droplet shape about oblique through hole, oblique through hole centroclinal to fixing valve block 2 from top to bottom about this, and should about tiltedly through hole and fixing valve block 2 the center equidistantly but hole shape be provided with in opposite directions, fixedly offer annular groove and seal ring 4 be installed on the periphery of valve block 2 at this.

When multistage Flow valve cuts out fully, fixedly on the valve block 2 about tiltedly through hole and movable valve block 5 are just being located the imbrication position.When regulating flow, drive upper end cap 14 by handle 15, valve shaft 8 and movable valve block 5 rotate together, fixedly form between valve block 2 and the movable valve block 5 by little fillet, Deng triangle, the flow runner that two circles series such as one jiao changes, only with handle 15 half-twists, finish valve from closed condition to full-gear whole Flow-rate adjustment process, in the whole adjustment process, fixedly the working seal face of valve block 2 and movable valve block 5 fits together all the time, it is easily quick to operate, can not cause the vibration and make a noise, and whenever valve switch once, the dirt and the impurity that remain on the working seal face can also be removed up hill and dale.

Claims

1. multistage Flow valve is characterized in that:

A, this multistage Flow valve are mainly by valve body (1), sealing seat (9), valve shaft (8), fixedly valve block (2) and movable valve block (5) are formed, valve body (1) is three-port structure, its left part is the inlet segment of band left flange plate, left part cavity fluid passage is last curved curved channel, and inner port that should left side passage down, the right part of valve body (1) is the water exit end with right flange plate, right part cavity fluid passage is curved down curved channel, and the inner port of this right passage up, and the inner port of this left and right sides passage all is positioned on the vertical center line in valve body (1) stage casing;

B, the hollow circular cylinder (13) that put on being in the stage casing of this valve body (1), internal thread is offered on the inner chamber top of hollow round column body (13) hereinto, scale label (12) is installed on the top of the outer surface of hollow round column body (13) hereinto, hereinto in the inner chamber of hollow round column body (13) spinning band outside thread and the band central through bore cylindrical seal seat (9), the top section diameter of sealing seat (9) is step type for a short time, the top left side of hollow round column body (13) fixedly mounts locating stud (10) hereinto, and the upper end cap (14) that also has central through bore is installed at the top of hollow round column body (13) hereinto, bottom at this upper end cap (14) offers the center circular groove, be slidingly matched with top section with sealing seat (9), offer the arc groove of 90 ° of angles at the left part of upper end cap (14), and locating stud (10) is installed in this arc groove, offer radially screw and mounting screw on upper end cap (14), the hole on this screw and the valve shaft (8) fixes;

C, offer annular groove and seal ring (7) is installed in the bottom of sealing seat (9) periphery, also offer annular groove respectively and seal ring (11) is installed in the upper and lower of sealing seat (9) central through bore inwall, the shouldered valve shaft of lower end section (8) that is slidingly installed in the central through bore of sealing seat (9) and upper end cap (14) is gone up in the four directions, upper end of valve shaft (8) section handle (15) is installed;

D, left and right sides blind hole is offered in bottom at the convex shoulder of valve shaft (8) lower end section, in this left and right sides blind hole, install and fix pin (6) respectively, overhanging section last installation activity valve block (5) at this left and right sides fixing pin (6), and make the convex shoulder section of valve shaft (8) and the inner port concourse that movable valve block (5) all is positioned at valve body (1) inner fluid left and right sides passage, this activity valve block (5) is the rectangular slab of arc surface for left and right sides end face, the top of movable valve block (5) offer with valve shaft (8) convex shoulder on the corresponding blind hole of left and right sides blind hole, to install fixing pin (6), all symmetry is offered center circle arc gap on the front and back side of this activity valve block (5), inner oral area at the right passage of valve body (1) inner fluid is offered round recessed, in this round recessed, circular fixedly valve block (2) is installed with pin (3), and fixedly the last plane of valve block (2) and the lower plane of movable valve block (5) are fitted against each other to make this, this fixedly offer on the valve block (2) water droplet shape about oblique through hole, oblique through hole centroclinal to fixing valve block (2) from top to bottom about this, and should about tiltedly through hole and fixing valve block (2) the center equidistantly but hole shape be provided with in opposite directions, fixedly offer annular groove and seal ring (4) be installed on the periphery of valve block (2) at this.