CN216045498U

CN216045498U - High-strength wear-resistant butterfly valve

Info

Publication number: CN216045498U
Application number: CN202122480119.1U
Authority: CN
Inventors: 金铭杰; 吴全义
Original assignee: Shanghai Zhiliangzhi Water Technology Co ltd
Current assignee: Shanghai Zhiliangzhi Water Technology Co ltd
Priority date: 2021-10-14
Filing date: 2021-10-14
Publication date: 2022-03-15
Anticipated expiration: 2031-10-14

Abstract

The utility model discloses a high-strength wear-resistant butterfly valve which comprises a valve body, a valve rod and a connecting plate rib, wherein the connecting plate rib is arranged outside the valve rod, a valve plate is movably connected outside the connecting plate rib, the outer surface of the valve plate, far away from the connecting plate rib, is streamlined, a sealing ring is connected outside the valve plate, the outer part of the sealing ring is arc-shaped, and a plurality of groups of reinforcing ribs are used for connecting the valve plate and the connecting plate rib. The device has and can avoid the valve plate surface to appear stress concentration, can improve the stability of monolithic connection simultaneously, reaches the holistic life of extension.

Description

High-strength wear-resistant butterfly valve

Technical Field

The utility model relates to the field of butterfly valves, in particular to a high-strength wear-resistant butterfly valve.

Background

A butterfly valve, also called a flap valve, is a regulating valve with simple structure, and can be used for the on-off control of low-pressure pipeline media, namely a valve with a closing member (valve clack or valve plate) which is a disk and rotates around a valve shaft to open and close.

The existing butterfly valve is used, when the impact force of fluid is too large, the joint of the valve plate and the valve rod is easily broken, the connection stability is affected, meanwhile, in the closing and opening processes, the sealing ring and the valve body are easily rubbed, and after the butterfly valve is used for a long time, the whole sealing performance is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides a high-strength wear-resistant butterfly valve.

In order to achieve the purpose, the utility model adopts the following technical scheme: a high-strength wear-resistant butterfly valve comprises a valve body, a valve rod and a connecting plate rib, wherein the connecting plate rib is arranged outside the valve rod;

the outer part of the connecting plate rib is movably connected with a valve plate, and the outer surface of the valve plate, which is far away from the connecting plate rib, is streamline;

the outer part of the valve plate is connected with a sealing ring, and the outer part of the sealing ring is arc-shaped;

and the multiple groups of reinforcing ribs are connected with the valve plate and the connecting plate ribs.

As a further description of the above technical solution:

the thickness of the connecting plate rib is four millimeters.

As a further description of the above technical solution:

the sealing ring is embedded in the outer portion of the valve plate, and the total diameter of the sealing ring and the valve plate is the same as the diameter of the inner wall of the valve body.

As a further description of the above technical solution:

the valve plate is far away from the connecting plate rib, and the outer surface of the connecting plate rib is subjected to fillet transition treatment.

As a further description of the above technical solution:

the width of the sealing ring is one sixth of the width of the valve plate.

As a further description of the above technical solution:

the strengthening rib is provided with two sets ofly, just the strengthening rib set up in the center of valve plate, just the strengthening rib in valve rod mutually perpendicular.

As a further description of the above technical solution:

the lower end of the valve body is movably connected with a valve base.

As a further description of the above technical solution:

the height of the valve base is twenty-six millimeters.

As a further description of the above technical solution:

the valve plate is located at the center of the valve body.

As a further description of the above technical solution:

the valve plate is arranged at a certain distance from the valve rod.

The utility model has the following beneficial effects:

1. the utility model discloses a keep away from through the valve plate one side appearance of valve rod sets up to streamlined, and the edge has also set up the fillet simultaneously and has handled, and when consequently rivers assaulted the valve plate, the exterior can reduce the resistance to rivers through the streamlined valve plate that the fillet was handled, consequently also can reduce the pressure of effect on valve plate unit area to avoid the stress concentration to appear in the outside of valve plate, cause the damage to the valve plate, reduce its life.

2. The utility model discloses a connecting plate muscle through valve plate and valve rod are connected reduces current four millimeters by original millimeter, and the reduction of thickness can reduce the influence of the flow characteristic of the in-process fluid of using, and the strengthening rib is connected perpendicularly at valve plate and connecting plate muscle simultaneously, strengthens holistic intensity, avoids in-process because the valve plate is not opened completely at the use, and the valve plate that the fluidic impact was too big and caused simultaneously and the fracture of being connected of connecting plate muscle improve holistic stability.

3. The utility model discloses a through the outside of valve plate inlay and have the sealing washer, the width of sealing washer is the one sixth of valve plate width, and the sealing washer is convex with the contact surface of valve body simultaneously, compares in the full contact before, has reduced area of contact to also can guarantee sealing performance when having reduced the sealing washer wearing and tearing, thereby prolong the life of sealing washer.

4. The utility model discloses a through highly reducing the valve base to twenty six millimeters, can avoid original when the installation because the valve base is too high and the inconvenient effect of installation that causes.

Drawings

FIG. 1 is a cross-sectional view of a high strength, wear resistant butterfly valve in accordance with the present invention;

FIG. 2 is a side view of a high strength, wear resistant butterfly valve in accordance with the present invention;

fig. 3 is a schematic diagram of a portion a of fig. 1 of a high-strength wear-resistant butterfly valve according to the present invention.

Illustration of the drawings:

1. a valve body; 2. a valve stem; 3. connecting plate ribs; 4. a valve plate; 5. a seal ring; 6. reinforcing ribs; 7. a valve base.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, one embodiment of the present invention is provided: a high-strength wear-resistant butterfly valve comprises a valve body 1, a valve rod 2 and a connecting plate rib 3, wherein the connecting plate rib 3 is arranged outside the valve rod 2;

the outer part of the connecting plate rib 3 is movably connected with a valve plate 4, and the outer surface of the valve plate 4 far away from the connecting plate rib 3 is streamline;

because valve plate 4 keeps away from one side appearance of valve rod 2 sets up to streamlined, and the edge has also set up the fillet simultaneously and has handled, and consequently during rivers impact valve plate 4, the exterior can reduce the resistance to rivers through streamlined valve plate 4 that the fillet was handled, consequently also can reduce the pressure of acting on 4 unit areas of valve plate to avoid the stress concentration to appear in the outside of valve plate 4, cause the damage to valve plate 4, reduce its life.

The outer part of the valve plate 4 is connected with a sealing ring 5, and the outer part of the sealing ring 5 is arc-shaped;

and the multiple groups of reinforcing ribs 6 are used for connecting the valve plate 4 and the connecting plate ribs 3.

Further, the thickness of the connecting plate rib 3 is four millimeters.

Further, the sealing ring 5 is embedded outside the valve plate 4, and the total diameter of the sealing ring 5 and the valve plate 4 is the same as the diameter of the inner wall of the valve body 1.

The sealing ring 5 is embedded in the outer portion of the valve plate 4, the width of the sealing ring 5 is one sixth of the width of the valve plate 4, meanwhile, the contact surface of the sealing ring 5 and the valve body 1 is arc-shaped, compared with the previous full contact, the contact area is reduced, the abrasion of the sealing ring 5 is reduced, meanwhile, the sealing performance can be guaranteed, and the service life of the sealing ring 5 is prolonged.

Further, the valve plate 4 is far away from the connecting plate rib 3 and adopts fillet transition treatment for the outer surface.

Further, the width of the sealing ring 5 is one sixth of the width of the valve plate 4.

Further, the reinforcing ribs 6 are arranged in two groups, the reinforcing ribs 6 are arranged in the center of the valve plate 4, and the reinforcing ribs 6 are perpendicular to the valve rod 2.

Connecting plate muscle 3 that valve plate 4 and valve rod 2 are connected, reduce current four millimeters by original 12 millimeters, the reduction of thickness, can reduce the influence of the flow characteristic of the in-process fluid of using, simultaneously 6 perpendicular connections of strengthening rib are at valve plate 4 and connecting plate muscle 3, strengthen holistic intensity, avoid in the process of using because valve plate 4 is not opened completely, valve plate 4 and connecting plate muscle 3's fracture of being connected that fluidic impact too big and cause simultaneously, improve holistic stability.

Further, the lower end of the valve body 1 is movably connected with a valve base 7.

Furthermore, the height of the valve base 7 is twenty-six millimeters, and the effect that the valve base 7 is too high to cause inconvenience in installation in the prior art is avoided.

Further, the valve plate 4 is located at the center of the valve body 1.

Further, the valve plate 4 is arranged at a distance from the valve rod 2.

The working principle is as follows: the device is at the in-process that uses, because valve plate 4 keeps away from one side appearance of valve rod 2 sets up to streamlined, and the edge has also set up the fillet simultaneously and has handled, and consequently when rivers impact valve plate 4, the exterior can reduce the resistance to rivers through streamlined valve plate 4 that the fillet was handled, consequently also can reduce the pressure of acting on 4 unit areas of valve plate to avoid the stress concentration to appear in the outside of valve plate 4, cause the damage to valve plate 4, reduce its life.

And the connection plate muscle 3 of being connected valve plate 4 and valve rod 2, reduce current four millimeters by original 12 millimeters, the reduction of thickness, can reduce the influence of the in-process of using to the flow characteristic of fluid, simultaneously 6 vertical connections of strengthening rib are at valve plate 4 and connection plate muscle 3, strengthen holistic intensity, avoid at the in-process of using because valve plate 4 is not opened completely, valve plate 4 and connection plate muscle 3's fracture of being connected that fluidic impact too big and cause simultaneously, improve holistic stability.

And inlay in the outside of valve plate 4 and have sealing washer 5, the width of sealing washer 5 is one sixth of the width of valve plate 4, and the contact surface of sealing washer 5 and valve body 1 is arc simultaneously, compares in the past full contact, has reduced area of contact to also can guarantee sealing performance when having reduced sealing washer 5 wearing and tearing, thereby prolong the life of sealing washer 5.

The height of the valve base 7 is reduced to twenty-six millimeters, and the effect that the valve base 7 is inconvenient to mount due to being too high in the original mounting process can be avoided.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a wear-resisting type butterfly valve of high strength, includes valve body (1) and valve rod (2), its characterized in that: the connecting plate rib (3) is arranged outside the valve rod (2);

the valve plate (4) is movably connected to the outer part of the connecting plate rib (3), and the outer surface, far away from the connecting plate rib (3), of the valve plate (4) is streamline;

the outer part of the valve plate (4) is connected with a sealing ring (5), and the outer part of the sealing ring (5) is arc-shaped;

and the multiple groups of reinforcing ribs (6) are connected with the valve plate (4) and the connecting plate ribs (3).

2. A high strength, wear resistant butterfly valve as claimed in claim 1, wherein: the thickness of the connecting plate rib (3) is four millimeters.

3. A high strength, wear resistant butterfly valve as claimed in claim 1, wherein: the sealing ring (5) is embedded in the outer portion of the valve plate (4), and the total diameter of the sealing ring (5) and the valve plate (4) is the same as the diameter of the inner wall of the valve body (1).

4. A high strength, wear resistant butterfly valve as claimed in claim 1, wherein: the valve plate (4) is far away from the connecting plate rib (3) and the outer surface of the connecting plate rib adopts fillet transition treatment.

5. A high strength, wear resistant butterfly valve as claimed in claim 1, wherein: the width of the sealing ring (5) is one sixth of the width of the valve plate (4).

6. A high strength, wear resistant butterfly valve as claimed in claim 1, wherein: the reinforcing ribs (6) are arranged in two groups, the reinforcing ribs (6) are arranged at the center of the valve plate (4), and the reinforcing ribs (6) are perpendicular to the valve rod (2).

7. A high strength, wear resistant butterfly valve as claimed in claim 1, wherein: the lower end of the valve body (1) is movably connected with a valve base (7).

8. A high strength, wear resistant butterfly valve as claimed in claim 7, wherein: the height of the valve base (7) is twenty-six millimeters.

9. A high strength, wear resistant butterfly valve as claimed in claim 1, wherein: the valve plate (4) is located at the center of the valve body (1).

10. A high strength, wear resistant butterfly valve as claimed in claim 1, wherein: the valve plate (4) is arranged at a certain distance from the valve rod (2).