CN217539786U

CN217539786U - Ball valve with long service life and corrosion resistance

Info

Publication number: CN217539786U
Application number: CN202221604156.7U
Authority: CN
Inventors: 吴建林
Original assignee: Sichuan Hongxin Energy Equipment Manufacturing Co ltd
Current assignee: Sichuan Hongxin Energy Equipment Manufacturing Co ltd
Priority date: 2022-06-24
Filing date: 2022-06-24
Publication date: 2022-10-04
Anticipated expiration: 2032-06-24

Abstract

The utility model relates to a ball valve technical field especially relates to a ball valve that high corrosion resistant type that has of life-span, including cylinder, first collar, first flange, second collar, valve rod and second flange, cylinder one side is provided with first flange, cylinder one side is provided with second flange, the inside valve rod that is provided with of cylinder, first flange with second flange with the cylinder junction is provided with first collar, first collar upper end is provided with the second collar, first collar with second collar looks adaptation. The utility model discloses have effective corrosion-resistant structure, solved current ball valve and lacked effective corrosion-resistant structure of branch, lead to using for a long time and take place to corrode in flange joint department easily to influence the long-term result of use of whole device.

Description

Ball valve with long service life and corrosion resistance

Technical Field

The utility model relates to a ball valve technical field specifically is a ball valve that life-span height has corrosion resistant type.

Background

The opening and closing piece of the ball valve is driven by the rod body 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 should be generally installed horizontally in the pipeline. The ball valve is divided into a pneumatic ball valve, an electric ball valve and a manual ball valve according to the driving mode.

Through the massive search, the publication number is CN213064713U, and the ball valve with a good corrosion resistance effect is disclosed. The utility model discloses a set up the high strength layer, the chromium alloy layer, the aluminum alloy layer, the steel alloy layer, corrosion resistant layer, the glass lacquer layer, metal fluorocarbon lacquer layer and inorganic zinc-rich lacquer layer are mutually supported, the advantage of improvement ball valve intensity and corrosion resisting property has been reached, make the ball valve when receiving the collision, can effectual improvement ball valve's intensity, prevent that the ball valve from appearing collision damage, the life of ball valve has been prolonged, the ball valve is when using for a long time simultaneously, can effectual improvement ball valve's corrosion resisting property, prevent that corrosion damage from appearing in the ball valve, the life of ball valve has been prolonged.

In conclusion, the existing ball valve is lack of an effective corrosion-resistant structure, so that the flange joint is easy to corrode for a long time, and the long-term use effect of the whole device is affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a ball valve that life-span height has corrosion-resistant type to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a ball valve that life-span height has corrosion-resistant type, includes cylinder, first collar, first flange, second collar, valve rod and second flange, cylinder one side is provided with first flange, the cylinder deviates from first flange one side is provided with second flange, the inside valve rod that is provided with of cylinder, first flange with second flange with the cylinder junction is provided with first collar, first collar upper end is provided with the second collar, first collar with second collar looks adaptation.

Preferably, the first mounting ring and the second mounting ring are fixedly connected through screws. The first and second mounting rings may be fixed to each other by screws.

Preferably, a ball body is arranged in the cylinder and fixedly connected with the lower end of the valve rod. The circulation control of the water flow in the cylinder can be controlled through the ball body, and the middle part of the ball body is provided with a through hole.

Preferably, the upper end of the valve rod is provided with a thread. The arrangement of the thread wire can realize that the external rotating device is used for connecting the thread wire, and then the valve rod can be driven to rotate to adjust the angle of the ball body.

Preferably, the cylinder first flange with second flange is inside to be provided with the steel layer, steel in situ portion is provided with the second anticorrosive coating, steel in situ portion is provided with first anticorrosive coating. The arrangement of the first anticorrosive coating and the second anticorrosive coating can enable the inside and the outside of the device to have a good anticorrosive effect.

Compared with the prior art, the beneficial effects of the utility model are that: this device utilizes setting up the gap and the external world that separate flange joint department at flange joint's first collar and second collar, can reduce the long-time corruption of external water to flange joint and the leakage of inside water, and the ectonexine of device is provided with first anticorrosive coating and second anticorrosive coating and can effectively reduce the corrosive effects of inside and outside water to the device.

Drawings

Fig. 1 is a three-dimensional schematic view of the present invention;

FIG. 2 is a schematic half-sectional view of the present invention;

fig. 3 is a schematic view of the first anticorrosive layer and the second anticorrosive layer of the present invention.

In the figure:

1. a cylinder; 2. a first mounting ring; 3. a first connecting flange; 4. a screw; 5. a second mounting ring; 6. thread; 7. a valve stem; 8. a second connecting flange; 9. a sphere; 10. a first anticorrosive layer; 11. a steel layer; 12. and a second anticorrosive layer.

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 efforts all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "provided," "connected," and the like are to be construed broadly, such as "connected," which may be 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 3, the present invention provides two embodiments:

the first embodiment is as follows:

the utility model provides a ball valve that life-span is high has corrosion resistant type, including cylinder 1, first collar 2, first connecting flange 3, second collar 5, valve rod 7 and

second flange

8, 1 one side of cylinder is provided with first connecting

flange

3, 1 side of cylinder deviates from first connecting flange 3 and is provided with second flange 8, cylinder 1, first connecting flange 3 and the inside steel layer 11 that is provided with of

second flange

8, 11 inside second anticorrosive coating 12 that are provided with in

steel layer

11, 11 outsides in steel layer are provided with first anticorrosive coating 10, can make the inside and outside better anticorrosion effect that has of device through setting up of first anticorrosive coating 10 and second

anticorrosive coating

12, 1 inside valve rod 7 that is provided with of cylinder.

Example two:

the utility model provides a ball valve that high corrosion resistant type that has of life-span, 7 upper ends of valve rod are provided with screw thread 6, can realize utilizing external rotating device to connect screw thread 6 through setting up of screw thread 6, can drive 7 angles that adjust spheroid 9 of drive valve rod rotation afterwards, 1 inside spheroid 9 that is provided with of cylinder,

spheroid

9 and 7 lower extreme fixed connection of valve rod, can control the circulation control of 1 inside rivers of cylinder through spheroid 9, the through-hole has been seted up at spheroid 9 middle part, first flange 3 and second flange 8 are provided with first collar 2 with 1 junction of cylinder, 2 upper ends of first collar are provided with

second collar

5, 2 and 5 looks adaptations of second collar, through 4 fixed connection of screw between 2 of first collar and the second collar 5, can be with 2 and 5 reciprocal anchorages of second collar through screw 4.

The working principle is as follows: this device utilizes setting up to separate flange joint's gap and external at flange joint's first collar 2 and second collar 5, can reduce the leakage of external water to flange joint's long-time corruption and inside water, and the ectonexine of device is provided with first anticorrosive coating 10 and second anticorrosive coating 12 and can effectively reduce the corrosion effect of external water to the device, the utility model discloses have effective corrosion-resistant structure, solved current ball valve and lacked effective anticorrosive structure of branch, lead to long-term use to take place the corruption easily in flange joint to influence the long-term result of use of whole device.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a life-span height has ball valve of corrosion-resistant type, includes cylinder (1), first collar (2), first flange (3), second collar (5), valve rod (7) and second flange (8), its characterized in that: cylinder (1) one side is provided with first connecting flange (3), cylinder (1) deviates from first connecting flange (3) one side is provided with second flange (8), cylinder (1) inside is provided with valve rod (7), first connecting flange (3) with second flange (8) with cylinder (1) junction is provided with first collar (2), first collar (2) upper end is provided with second collar (5), first collar (2) with second collar (5) looks adaptation.

2. A ball valve with high durability and corrosion resistance as claimed in claim 1, wherein: the first mounting ring (2) and the second mounting ring (5) are fixedly connected through screws (4).

3. A ball valve with high durability and corrosion resistance as claimed in claim 1, wherein: the ball body (9) is arranged in the cylinder body (1), and the ball body (9) is fixedly connected with the lower end of the valve rod (7).

4. A high life ball valve of corrosion resistant type according to claim 1, wherein: the upper end of the valve rod (7) is provided with a thread (6).

5. A high life ball valve of corrosion resistant type according to claim 1, wherein: the cylinder (1), first flange (3) and second flange (8) inside is provided with steel layer (11), steel layer (11) inside is provided with second anticorrosive coating (12), steel layer (11) outside is provided with first anticorrosive coating (10).