CN203500527U

CN203500527U - Through triangular valve

Info

Publication number: CN203500527U
Application number: CN201320515794.6U
Authority: CN
Inventors: 蒋克伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-08-22
Filing date: 2013-08-22
Publication date: 2014-03-26
Anticipated expiration: 2023-08-22

Abstract

The utility model provides a through triangular valve, belonging to the field of a valve manufacturing technology, and aiming at solving the problem that the existing triangular valve is heavier in weight. The through triangular valve comprises a handle, a valve body and a valve core arranged in the valve body, wherein one end of the valve body is provided with an inlet end, and the other end of the valve body is provided with an outlet end; the valve core comprises a first ceramic static piece, a second ceramic static piece and a ceramic dynamic piece; the ceramic dynamic piece is arranged between the first ceramic static piece and the second ceramic static piece, and respectively clings to the first ceramic static piece and the second ceramic static piece; two locating structures used for fixing the first ceramic static piece and the second ceramic static piece into the valve body are respectively arranged between the first ceramic static piece and the valve body and between the second ceramic static piece and the valve body; the handle comprises a rod-shaped pulling part and a ring-shaped connecting part; the handle can rotate around the axis of the valve body; the ceramic dynamic piece is arranged in the connecting part and is fixedly connected with the connecting part along the circumferential direction; the pulling part extends outside the valve body. The through triangular valve has the advantage of being lighter in weight.

Description

A kind of straight-through triangle vavle

Technical field

The utility model belongs to technical field of valve manufacturing, relates to a kind of straight-through triangle vavle.

Background technique

Triangle vavle claims again angle valve, and its valve body has water intake, the water yield to control mouth, three mouths of water outlet.

Angle between existing triangle vavle water intake and water outlet is generally 90 °.For example Chinese patent literature data discloses a kind of triangle vavle [application number 201210486636.2; Application publication number: CN102943889A], it comprises valve body, quick-opened valve core, handwheel and threaded cap, valve body is provided with import and export, wherein import and export and be set to 90 degrees, quick-opened valve core approximately 1/2 part is installed in the valve pocket of valve body, the valve seat of valve body and spool cooperation place are provided with chamfering, and the critical piece of valve body, handwheel, threaded cap and quick-opened valve core all adopts stainless steel to make.

The triangle vavle of this kind of result, rotation hand wheel, by valve rod band movable valve plug, move up and down the flow of control valve body, fluid flows out from the outlet port of valve body from the inlet of valve body enters 90 ° of break-ins, and valve body, handwheel, threaded cap and quick-opened valve core all adopt stainless steel material to make, weight is heavier.

Summary of the invention

The purpose of this utility model is for the above-mentioned problems in the prior art, and the straight-through triangle vavle that a kind of weight is lighter is provided.

The purpose of this utility model can realize by following technical proposal: a kind of straight-through triangle vavle, comprise handle, valve body and the spool that is positioned at described valve body, one end of described valve body is entrance point, the other end is outlet end, it is characterized in that, described spool comprises the first ceramic still, the second ceramic still and ceramic moving plate, described ceramic moving plate is close to and is closed respectively between the first described ceramic still and described the second ceramic still and with described the first ceramic still and the second described ceramic still, between the first described ceramic still and the second described ceramic still and described valve body, have respectively and make the first described ceramic still and the second described ceramic still be fixed on the position structure in described valve body, described handle comprises and is shaft-like pulling part and joint in the form of a ring, described handle capable of being rotates around the axle center of valve body, described ceramic moving plate is positioned at described joint and is circumferentially connected with described joint, described pulling part stretches out outside valve body.

The spool of this straight-through triangle vavle is to be made by stupalith, ceramic plate surface finish is processed, be coated with and oil again, be close between the ceramic plate closing for two and just can form sealing, use the spool that stupalith is made to have advantages of that feel is smooth light and handy when opening and closing, be applicable to family, and the relative stainless steel material weight of stupalith is lighter, makes the overall weight of this straight-through triangle vavle lighter; Pottery moving plate is directly connected with handle, and the mode of pulling by left and right realizes the keying of this straight-through triangle vavle, and component are less, and weight is lighter, easy to operate.

In above-mentioned a kind of straight-through triangle vavle, described position structure comprises the groove on described valve body madial wall, and the lug on the first described ceramic still and described the second ceramic still outer side wall, described lug is positioned at described groove makes the first described ceramic still and the second described ceramic still circumferentially be connected in described valve body.Lug and groove match, and lug is embedded in groove, make the first ceramic still and the second ceramic still circumferentially fixing, can not rotate, and the good stability of spool, long service life, controls fluid precision high.

In above-mentioned a kind of straight-through triangle vavle, described position structure also comprises the first annular shoulder block and the second annular shoulder block having in described valve body, one side of the first described ceramic still abuts against on the first described annular shoulder block, one side of the second described ceramic still abuts against on the second described annular shoulder block, and the first described ceramic still and the second described ceramic still are axially fixed in valve body.The first ceramic still and the second ceramic still are all close to and are closed with ceramic moving plate, and the first ceramic still and the second ceramic still abut against respectively on the first annular shoulder block and the second annular shoulder block of valve body, the first ceramic still, the second ceramic still and ceramic moving plate are all axially fixed in valve body, spool can not rock, good stability, long service life, controls fluid precision high.

In above-mentioned a kind of straight-through triangle vavle, between the first described ceramic still and the first described annular shoulder block, there is O shape circle and O-ring gasket, between the second described ceramic still and the second described annular shoulder block, also there is O shape circle and O-ring gasket, and described O-ring gasket is positioned at the inner side of described O shape circle.O shape circle and O-ring gasket all play the effect of sealing, and the material of O shape circle is softer, and the material of O-ring gasket is harder, and O-ring gasket plays the effect of positioning O-shaped ring, good sealing effect.

In above-mentioned a kind of straight-through triangle vavle, on the madial wall of described joint, there is draw-in groove, on the outer side wall of described ceramic moving plate, there is convex shoulder, described convex shoulder is positioned at described draw-in groove is circumferentially connected described ceramic moving plate and described handle.By convex shoulder, be embedded in draw-in groove handle and ceramic moving plate are circumferentially connected, simple in structure, pull handle capable of being and drive ceramic moving plate to rotate, thereby reach the object of opening/shutting valve, simple in structure, simple to operate.

In above-mentioned a kind of straight-through triangle vavle, center along the first described ceramic still on the first described ceramic still has a pair of symmetrically arranged fan-shaped pylone, center along described ceramic moving plate on described ceramic moving plate has a pair of symmetrically arranged fan-shaped water port, and described through hole and described water port match.Pull handle, rotate ceramic moving plate, when through hole is not communicated with water port, valve is in closed condition, and when through hole and water port are during in connected state, valve is in opening state, and the size that is communicated with area has influence on the size of fluid flow.

In above-mentioned a kind of straight-through triangle vavle, the second described ceramic still is circular.The effect that the second ceramic still plays the ceramic moving plate in location and passes through for fluid.

In above-mentioned a kind of straight-through triangle vavle, between the both sides of described joint and described valve body, there is respectively a seal ring.The seal ring gap between portion and valve body that is tightly connected, prevents that fluid is from this gap seepage, good seal performance.

In above-mentioned a kind of straight-through triangle vavle, the center of described valve body has sliding-groove, and above-mentioned pulling part stretches out outside valve body through described sliding-groove.Sliding-groove is strip, and the displacement of the two end part of sliding-groove restriction pulling part, and pulling part is pulled this straight-through triangle vavle of the other end just by being transformed into full open state in complete closure state from one end of sliding-groove.

Compared with prior art, the spool of the straight-through triangle vavle that the utility model provides adopts full stupalith to make, and during keying, feel is smooth light and handy, be applicable to family, and ceramic weight is lighter, makes the overall weight of this straight-through triangle vavle lighter; And handle is directly connected with ceramic moving plate, simple in structure, component are less, make the overall weight of this straight-through triangle vavle lighter.

Accompanying drawing explanation

Fig. 1 is the overall structure sectional view of this straight-through triangle vavle.

Fig. 2 is the schematic diagram of this straight-through triangle vavle sliding-groove.

Fig. 3 is the ceramic still sectional view of this straight-through triangle vavle second.

Fig. 4 is the ceramic still sectional view of this straight-through triangle vavle first.

Fig. 5 is the sectional view of this straight-through triangle vavle spanner.

Fig. 6 is this straight-through triangle vavle pottery moving plate sectional view.

In figure, 1, handle; 1a, pulling part; 1b, joint; 1b1, draw-in groove; 2, valve body; 2a, entrance point; 2b, outlet end; 2c, groove; 2d, the first annular shoulder block; 2e, the second annular shoulder block; 2f, sliding-groove; 3, the first ceramic still; 3a, through hole; 4, the second ceramic still; 5, ceramic moving plate; 5a, water port; 6, lug; 7, O shape circle; 8, O-ring gasket; 9, convex shoulder; 10, seal ring.

Embodiment

Be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.

As shown in Figure 1 and Figure 2, this straight-through triangle vavle comprises valve body 2, spool and handle 1.

Valve body 2 is tubular, body and valve gap two-part, consists of, and body is threaded connection mutually and is connected with valve gap, and the place of being connected is provided with seal washer, and this one end of body is entrance point 2a, and this one end of valve gap is outlet end 2b.The inside of body and valve gap forms the cavity of a column, in cavity, be provided with spool, spool comprises that surface is all by the first ceramic still 3, ceramic moving plate 5 and the second ceramic still 4 of polishing treatment, as shown in Figure 4, center along the first ceramic still 3 on the first ceramic still 3 has a pair of symmetrically arranged fan-shaped pylone 3a, as shown in Figure 6, center along ceramic moving plate 5 on pottery moving plate 5 has a pair of symmetrically arranged fan-shaped water port 5a, through hole 3a and water port 5a match, as shown in Figure 3, the second ceramic still 4 is circular.Position structure between spool and valve body 2 comprises groove 2c, the annular shoulder block 2d of lug 6, first and the second annular shoulder block 2e, on the madial wall of body and valve gap, be respectively and be arranged with a pair of groove 2c, on the outer side wall of the first ceramic still 3 and the second ceramic still 4, be respectively symmetry and be fixed with a pair of lug 6, lug 6 is embedded in corresponding groove 2c, make the first ceramic still 3 and body circumferentially fixing, the second ceramic still 4 and valve gap are circumferentially fixing.Pottery moving plate 5 is between the first ceramic still 3 and the second ceramic still 4, and the bi-side of ceramic moving plate 5 are close to and close with a side of the first ceramic still 3 and the second ceramic still 4 respectively, and centre is coated with to oil again and forms sealing.The first ceramic still 3 is resisted against on the first annular shoulder block 2d of body, the second ceramic still 4 is resisted against on the second annular shoulder block 2e of valve gap, between the first ceramic still 3 and the first annular shoulder block 2d, be provided with O shape circle 7 and O-ring gasket 8, between the second ceramic still 4 and the second annular shoulder block 2e, be provided with O shape circle 7 and O-ring gasket 8, O shape circle 7 is rubber o-rings 7, and material is softer, and O-ring gasket 8 is harder, O-ring gasket 8 is positioned at the inner side of O shape circle 7, and the installation of O shape circle 7 is played to the effect of location.By screwing valve gap, the first ceramic still 3, ceramic moving plate 5 and the second ceramic still 4 are all axially fixed in valve body 2.The sliding-groove 2f on body as shown in Figure 2, with a strip circumferentially arranging along body.As shown in Figure 5, handle 1 comprises the pulling part 1a that is shaft-like and joint 1b in the form of a ring, pulling part 1a stretches out outside valve body 2 through sliding-groove 2f, between the both sides of joint 1b and valve body 2, there is respectively a seal ring 10, the gap being tightly connected between the 1b of portion and valve body 2, on the madial wall of joint 1b, there is a pair of draw-in groove 1b1, on the outer side wall of pottery moving plate 5, there is a pair of convex shoulder 9, convex shoulder 9 matches with draw-in groove 1b1, and convex shoulder 9 is positioned at draw-in groove 1b1, ceramic moving plate 5 is circumferentially connected with handle 1, pulls handle 1 and can make ceramic moving plate 5 rotations.

During use, the straight-through triangle vavle of basis is arranged in pipeline, when pulling part 1a is resisted against the low order end of sliding-groove 2f, now this straight-through triangle vavle is in closed state, pull handle 1, make handle 1 along sliding-groove 2f, shift to gradually the left end of sliding-groove 2f, now through hole 3a and water port 5a are connected and are communicated with area and increase gradually, be that fluid discharge value increases gradually, when pulling part 1a is resisted against the high order end of sliding-groove 2f, now this straight-through triangle vavle, in maximum flow area, reduces discharge value or throttle down, only pulling part 1a need be pulled towards right-hand member.

Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.

Although more used the terms such as handle 1, pulling part 1a, joint 1b, draw-in groove 1b1, valve body 2, entrance point 2a, outlet end, groove 2c, the first annular shoulder block 2d, the second annular shoulder block 2e, sliding-groove 2f, the first ceramic still 3, through hole 3a, the second ceramic still 4, ceramic moving plate 5, water port 5a, lug 6, O shape circle 7, O-ring gasket 8, convex shoulder 9, seal ring 10 herein, do not got rid of the possibility of using other term.Use these terms to be only used to describe more easily and explain essence of the present utility model; They are construed to any additional restriction is all contrary with the utility model spirit.

Claims

1. a straight-through triangle vavle, comprise handle (1), valve body (2) and be positioned at the spool of described valve body (2), one end of described valve body (2) is entrance point (2a), the other end is outlet end (2b), it is characterized in that, described spool comprises the first ceramic still (3), the second ceramic still (4) and ceramic moving plate (5), described ceramic moving plate (5) is positioned between the first described ceramic still (3) and described the second ceramic still (4) and is close to and closes respectively with described the first ceramic still (3) and the second described ceramic still (4), between the first described ceramic still (3) and the second described ceramic still (4) and described valve body (2), have respectively and make the first described ceramic still (3) and the second described ceramic still (4) be fixed on the interior position structure of described valve body (2), described handle (1) comprises pulling part (1a) and the joint in the form of a ring (1b) that is shaft-like, described handle (1) can rotate around the axle center of valve body (2), described ceramic moving plate (5) is positioned at described joint (1b) and is circumferentially connected with described joint (1b), described pulling part (1a) stretches out outside valve body (2).

2. a kind of straight-through triangle vavle according to claim 1, it is characterized in that, described position structure comprises the groove (2c) on described valve body (2) madial wall, and the lug (6) on the first described ceramic still (3) and described the second ceramic still (4) outer side wall, described lug (6) is positioned at described groove (2c) makes the first described ceramic still (3) and the second described ceramic still (4) valve body (2) described in being circumferentially connected in.

3. a kind of straight-through triangle vavle according to claim 2, it is characterized in that, described position structure also comprises the first annular shoulder block (2d) and the second annular shoulder block (2e) having in described valve body (2), one side of the first described ceramic still (3) abuts against on the first described annular shoulder block (2d), it is upper that one side of the second described ceramic still (4) abuts against the second described annular shoulder block (2e), and the first described ceramic still (3) and the second described ceramic still (4) are axially fixed in valve body (2).

4. a kind of straight-through triangle vavle according to claim 3, it is characterized in that, between the first described ceramic still (3) and the first described annular shoulder block (2d), there is O shape circle (7) and O-ring gasket (8), between the second described ceramic still (4) and the second described annular shoulder block (2e), also there is O shape circle (7) and O-ring gasket (8), and described O-ring gasket (8) is positioned at the inner side of described O shape circle (7).

5. according to a kind of straight-through triangle vavle described in claim 1 or 2 or 3 or 4, it is characterized in that, on the madial wall of described joint (1b), there is draw-in groove (1b1), on the outer side wall of described ceramic moving plate (5), have convex shoulder (9), described convex shoulder (9) is positioned at described draw-in groove (1b1) is circumferentially connected described ceramic moving plate (5) and described handle (1).

6. according to a kind of straight-through triangle vavle described in claim 1 or 2 or 3 or 4, it is characterized in that, the upper center along the first described ceramic still (3) of the first described ceramic still (3) has a pair of symmetrically arranged fan-shaped pylone (3a), the upper center along described ceramic moving plate (5) of described ceramic moving plate (5) has a pair of symmetrically arranged fan-shaped water port (5a), and described through hole (3a) matches with described water port (5a).

7. according to a kind of straight-through triangle vavle described in claim 1 or 2 or 3 or 4, it is characterized in that, the second described ceramic still (4) is circular.

8. a kind of straight-through triangle vavle according to claim 5, is characterized in that, between the both sides of described joint (1b) and described valve body (2), has respectively a seal ring (10).

9. a kind of straight-through triangle vavle according to claim 5, is characterized in that, the center of described valve body (2) has sliding-groove (2f), and above-mentioned pulling part (1a) stretches out outside valve body (2) through described sliding-groove (2f).