CN210318550U

CN210318550U - Spherical high-performance butterfly valve

Info

Publication number: CN210318550U
Application number: CN201921190454.4U
Authority: CN
Inventors: 王斯玺
Original assignee: SHIRUIDE VALVE (XAIMEN) CO LTD
Current assignee: SHIRUIDE VALVE (XAIMEN) CO LTD
Priority date: 2019-07-26
Filing date: 2019-07-26
Publication date: 2020-04-14
Anticipated expiration: 2029-07-26

Abstract

The utility model discloses a spherical high performance butterfly valve, which comprises a valve body, the valve rod that has followed vertical direction and distributes is run through at the top of valve body, the outer wall cover at valve rod top is equipped with the upper boom, the outer wall cover of upper boom is equipped with the spliced pole, and the bottom fixedly connected with connecting seat of spliced pole, the bottom fixed connection spheroid of connecting seat, the valve rod runs through the spheroid and extends to its inside and the cover is equipped with the butterfly lamella on the outer wall of valve rod, the top of valve rod and upper boom outer wall is the fixedly connected with first in command and the second in command respectively, the cover is equipped with O shape circle on the outer wall of upper boom, just be located the outside fixedly connected with bush of the vertical direction of spheroid on the inner wall of. The utility model relates to the technical field of valves. This spherical high performance butterfly valve is provided with the baffle through the outside card at the sealing washer, and fixedly connected with stationary blade on the outer wall of baffle has effectually protected the sealing washer, has improved the life of butterfly valve.

Description

Spherical high-performance butterfly valve

Technical Field

The utility model relates to the technical field of valves, specifically be a spherical high performance butterfly valve.

Background

The opening and closing piece of the ball valve is a ball body, is driven by the valve rod and rotates around the axis of the ball valve. The hard seal V-shaped ball valve can also be used for regulating and controlling fluid, wherein a V-shaped ball core of the hard seal V-shaped ball valve and a metal valve seat of the build-up welding hard alloy have strong shearing force, and the hard seal V-shaped ball valve is particularly suitable for media containing fibers, tiny solid particles and the like. The multi-way ball valve can flexibly control the confluence, the diversion and the switching of the flow direction of the medium on the pipeline, and can close any channel to connect the other two channels. The valve of this type should be generally installed horizontally in the pipeline. The ball valve is divided into: pneumatic ball valves, electric ball valves, manual ball valves.

The sealing washer of ball valve both sides because the direct scour of liquid, easily wearing and tearing, long-time back of using, wearing and tearing are serious, and sealing performance is relatively poor, needs often to change and maintain, has increased the cost, and work efficiency is low, influences going on of work, and the ball valve is used for cutting off usually and changes the flow direction of medium simultaneously, need not adjust the flow usually, and the suitability is poor, for this reason, we design a spherical high performance butterfly valve, solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a spherical high performance butterfly valve has solved the sealing washer of ball valve both sides, because the directness of liquid erodees, easily wearing and tearing, long-time back of using, wearing and tearing are serious, and sealing performance is relatively poor, needs often to change and maintain, has increased the cost, and work efficiency is low, influences going on of work, and the ball valve is used in the flow direction who cuts off and change the medium usually simultaneously, need not be used for regulating flow usually, the poor problem of suitability.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a spherical high-performance butterfly valve comprises a valve body, wherein a valve rod is arranged at the top of the valve body in a penetrating mode and distributed in the vertical direction, an upper rod is sleeved on the outer wall of the top of the valve rod, a connecting column is sleeved on the outer wall of the upper rod, a connecting seat is fixedly connected to the bottom end of the connecting column, a ball body is fixedly connected to the bottom of the connecting seat, the valve rod penetrates through the ball body and extends into the ball body, a butterfly valve is sleeved on the outer wall of the valve rod, a first handle and a second handle are fixedly connected to the top ends of the valve rod and the outer wall of the upper rod respectively, an O-shaped ring is sleeved on the outer wall of the upper rod and the top end of the connecting column, a lining is fixedly connected to the outer portion of the inner wall of the valve body and is located in the vertical direction of the ball body, a lower rod is, the inner wall of the valve body is provided with a sealing ring which is fixedly connected with the left end and the right end of the lining, a baffle is clamped on the outer side of the sealing ring, and a fixing piece is fixedly connected to the outer wall of the baffle.

Preferably, the connecting seat sets up to the cylinder structure, upper boom and lower beam all pass through the key-type connection with the connecting seat, and two the connecting seat is the symmetric distribution about the axis of valve body.

Preferably, a circular hole matched with the butterfly valve is formed in the ball body, and the ball body and the butterfly valve are movably connected through the valve rod.

Preferably, the top end of the valve rod is higher than the height of the upper rod, and the position of the first handle is higher than that of the second handle.

Preferably, the O-shaped ring and the sealing ring are made of polytetrafluoroethylene materials.

Preferably, the baffle inlays and establishes the both sides at the valve body inner wall, the stationary blade is connected with the baffle through six screws, and six screws are the annular array and distribute, it has the zinc-chromium coating to cover on the stationary blade.

Advantageous effects

The utility model provides a spherical high performance butterfly valve. Compared with the prior art, the method has the following beneficial effects:

(1) this spherical high performance butterfly valve, the outside card through at the sealing washer is provided with the baffle, fixedly connected with stationary blade on the outer wall of baffle, the stationary blade passes through the screw and is connected with the baffle, the stationary blade coats and is stamped zinc chromium coating, the outer corrosion resistant layer that has scribbled at the stationary blade, avoided the medium directly to erode the sealing washer, and erode the stationary blade that has scribbled the corrosion resistant layer, the effectual sealing washer that has protected has improved the life of butterfly valve, frequent maintenance and change of sealing washer have been avoided, and the work efficiency is improved.

(2) This spherical high performance butterfly valve is provided with the butterfly lamella through at ball valve inside activity, and the ball valve not only can cut off and change the function of medium flow direction, can realize the change of flow size through the butterfly lamella, has increased the regulation and control scope of flow, uses in a flexible way, and the suitability is strong.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a diagram showing the relationship between the position of the ball and the butterfly flap according to the present invention;

fig. 3 is a connection relationship diagram of the baffle plate and the fixing plate of the present invention.

In the figure: 1-valve body, 2-valve rod, 3-upper rod, 4-connecting column, 5-connecting seat, 6-ball, 7-butterfly valve, 8-first handle, 9-second handle, 10-O-shaped ring, 11-bush, 12-lower rod, 13-limiting groove, 14-sealing ring, 15-baffle plate and 16-fixing plate.

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 spherical high-performance butterfly valve comprises a valve body 1, a valve rod 2 distributed along the vertical direction penetrates through the top of the valve body 1, an upper rod 3 is sleeved on the outer wall of the top of the valve rod 2, a connecting column 4 is sleeved on the outer wall of the upper rod 3, a connecting seat 5 is fixedly connected to the bottom end of the connecting column 4, the connecting seat 5 is of a cylindrical structure, the two connecting seats 5 are symmetrically distributed about the axis of the valve body 1, a ball body 6 is fixedly connected to the bottom of each connecting seat 5, the valve rod 2 penetrates through the ball body 6 and extends into the ball body, a butterfly valve flap 7 is sleeved on the outer wall of the valve rod 2, a circular hole matched with the butterfly flap 7 is formed in the ball body 6, the two connecting seats are movably connected through the valve rod 2, a first handle 8 and a second handle 9 are fixedly connected to the top ends of the outer walls of the valve rod 2 and the upper rod 3 respectively, the, an O-shaped ring 10 is sleeved on the outer wall of the upper rod 3 and positioned at the top end of the inner wall of the connecting column 4, a bushing 11 is fixedly connected on the inner wall of the valve body 1 and positioned at the outer part of the vertical direction of the ball body 6, the bottom end of the ball body 6 is fixedly connected with a lower rod 12 through a connecting seat 5, the upper rod 3 and the lower rod 12 are connected with the connecting seat 5 through keys, a limiting groove 13 is sleeved on the outer wall of the lower rod 12, the top part of the limiting groove 13 is fixedly connected with the bottom part of the valve body 1, a sealing ring 14 is fixedly connected on the inner wall of the valve body 1 and positioned at the left end and the right end of the bushing, the O-shaped ring 10 and the sealing ring 14 are made of polytetrafluoroethylene materials, a baffle plate 15 is clamped on the outer side of the sealing ring 14, a fixing plate 16 is fixedly connected on the outer wall of the baffle plate 15, the baffle plate 15 is, the baffle 15 is arranged on the outer side of the sealing ring 14 in a clamped mode, the fixing plate 16 is fixedly connected to the outer wall of the baffle 15, the fixing plate 16 is connected with the baffle 15 through screws, a zinc-chromium coating covers the fixing plate 16, an anti-corrosion layer is coated on the outer layer of the fixing plate 16, the situation that a medium directly erodes the sealing ring 14 is avoided, the fixing plate 16 coated with the anti-corrosion layer is scoured, the sealing ring 14 is effectively protected, the service life of the butterfly valve is prolonged, frequent maintenance and replacement of the sealing ring 14 are avoided, the working efficiency is improved, the butterfly valve 7 is movably arranged inside the ball valve, the ball valve only has the function of cutting off and changing the flow direction of the medium, the change of the flow size can be achieved through the butterfly valve 7, the flow regulation and control range is enlarged, the use.

During operation, be provided with baffle 15, the outside fixedly connected with of baffle 15 covers stationary blade 16 that has the zinc chrome coating, can prevent that the medium from directly being to the erosion and corrosion of sealing washer 14, and fixed plate 16 is convenient for change, only need can accomplish the installation and removal of fixed plate 16 through the removal screw, through rotating the first in command 8, can drive the rotation of valve rod 2, thereby realize the rotation of butterfly lamella 7, realize the regulation and control of flow, through rotating second in command 9, can realize the rotation of upper boom 3, thereby drive the rotation of spheroid 6, can realize cutting off of medium and change the flow direction.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 spherical high performance butterfly valve, includes valve body (1), valve rod (2) that have followed vertical direction and distribute are run through at the top of valve body (1), its characterized in that: the outer wall of the top of the valve rod (2) is sleeved with an upper rod (3), the outer wall of the upper rod (3) is sleeved with a connecting column (4), a connecting seat (5) is fixedly connected to the bottom of the connecting column (4), a sphere (6) is fixedly connected to the bottom of the connecting seat (5), the valve rod (2) penetrates through the sphere (6) and extends to the interior of the valve rod (2), a butterfly valve (7) is sleeved on the outer wall of the valve rod (2), the top ends of the outer walls of the valve rod (2) and the upper rod (3) are respectively and fixedly connected with a first handle (8) and a second handle (9), an O-shaped ring (10) is sleeved on the outer wall of the upper rod (3) and positioned at the top end of the inner wall of the connecting column (4), a bushing (11) is fixedly connected to the outer portion of the inner wall of the valve body (1) and positioned in the vertical direction of the sphere, the outer wall cover of lower beam (12) is equipped with spacing groove (13), and the top fixed connection of spacing groove (13) is in the bottom of valve body (1), just be located the equal fixedly connected with sealing washer (14) in left and right both ends of bush on the inner wall of valve body (1), the outside card of sealing washer (14) is equipped with baffle (15), fixedly connected with stationary blade (16) on the outer wall of baffle (15).

2. The spherical high performance butterfly valve of claim 1, wherein: the connecting seat (5) is arranged to be of a cylindrical structure, the upper rod (3) and the lower rod (12) are connected with the connecting seat (5) through keys, and the two connecting seats (5) are symmetrically distributed about the axis of the valve body (1).

3. The spherical high performance butterfly valve of claim 1, wherein: the ball body (6) is internally provided with a circular hole matched with the butterfly valve (7), and the ball body and the butterfly valve are movably connected through the valve rod (2).

4. The spherical high performance butterfly valve of claim 1, wherein: the top end of the valve rod (2) is higher than the upper rod (3), and the position of the first handle (8) is higher than that of the second handle (9).

5. The spherical high performance butterfly valve of claim 1, wherein: the O-shaped ring (10) and the sealing ring (14) are made of polytetrafluoroethylene materials.

6. The spherical high performance butterfly valve of claim 1, wherein: baffle (15) inlay and establish the both sides at valve body (1) inner wall, stationary blade (16) are connected with baffle (15) through six screws, and six screws are the ring array and distribute, stationary blade (16) coats and is stamped zinc chromium coating.