CN215928476U

CN215928476U - Valve core for ball valve with adjustable flow

Info

Publication number: CN215928476U
Application number: CN202023276587.9U
Authority: CN
Inventors: 李波
Original assignee: Jiangsu Oilway Machinery Co ltd
Current assignee: Jiangsu Oilway Machinery Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2022-03-01
Anticipated expiration: 2030-12-30

Abstract

The utility model relates to the field of valve cores of ball valves, in particular to a valve core for a ball valve, which can adjust flow and comprises a ball body, wherein the outer wall of the ball body is provided with a through hole; the inner chamber of through-hole installs the ring body, the inner chamber fixedly connected with plectane of adaptation of ring body, spheroidal top fixedly connected with sleeve pipe, the top fixedly connected with connecting rod of ring body. According to the utility model, the circular plate is arranged in the inner cavity of the through hole of the ball body, the hole is formed in the surface of the circular plate, the ball body can be rotated to adjust the water inflow at the same time, and the circular plate is rotated to further finely control the water outflow, so that the flow adjustment precision can be improved, and the ball body water outlet control device is practical and suitable for wide popularization and use.

Description

Valve core for ball valve with adjustable flow

Technical Field

The utility model relates to the field of ball valve cores, in particular to a flow-adjustable ball valve core.

Background

Ball valves (ball valve should be a stop valve in the maritime and marine fields), defined in standard GB/T21465-2008 "valve nomenclature" as: the opening and closing piece (ball) 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. Ball valve classification, including pneumatic ball valve, electric ball valve and manual ball valve.

The existing ball valve core is a ball body, then a through hole is formed in the surface of the ball body, and the water inflow of the through hole is changed by rotating the ball body, so that the effect of adjusting the flow is achieved, but the accuracy of adjusting the flow is lower. Therefore, we propose a valve core for a ball valve that can regulate the flow rate.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a valve core for a ball valve, which can adjust the flow and solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a valve core for a ball valve capable of adjusting flow comprises a ball body, wherein the outer wall of the ball body is provided with a through hole;

the ring body is installed to the inner chamber of through-hole, the plectane of the inner chamber fixedly connected with adaptation of ring body, spheroidal top fixedly connected with sleeve pipe, the top fixedly connected with connecting rod of ring body, the outer end of connecting rod runs through the spheroid and pegs graft in sheathed tube inner chamber.

In a preferred embodiment of the present invention, the outer wall of the ring body is plated with a ceramic layer.

In a preferred embodiment of the present invention, the circular plate has a hole formed on a surface thereof.

As a preferred embodiment of the present invention, the outer wall of the connecting rod is provided with a first annular groove, the inner wall of the sleeve corresponding to the first annular groove is provided with a second annular groove, and a sealing ring is clamped between the first annular groove and the second annular groove.

In a preferred embodiment of the present invention, the outer diameter of the ring body and the inner diameter of the through hole are the same.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the valve core for the ball valve with the adjustable flow, disclosed by the utility model, the circular plate is arranged in the inner cavity of the through hole of the ball body, the surface of the circular plate is provided with the hole, the ball body can be rotated to adjust the water inflow at the same time, and the circular plate is rotated to further finely control the water outflow, so that the flow adjusting precision can be improved.

2. According to the valve core for the ball valve with the adjustable flow, the ceramic layer is plated on the outer wall of the circular ring, so that the wear resistance is improved, and the service life is prolonged.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic view of the overall structure of a valve core for a flow-adjustable ball valve according to the present invention;

FIG. 2 is a schematic structural diagram of a ring body of the valve core for a flow-adjustable ball valve according to the present invention;

FIG. 3 is a schematic view of a connecting structure of a sleeve and a connecting rod of the valve core for a flow-adjustable ball valve according to the present invention.

In the figure: 1. a sphere; 2. a through hole; 3. a sleeve; 4. a connecting rod; 5. a ring body; 6. a circular plate; 7. a hole; 8. a ceramic layer; 9. a first annular groove; 10. a second annular groove; 11. and (5) sealing rings.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and 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.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed; the type of the electrical appliance provided by the utility model is only used for reference. For those skilled in the art, different types of electrical appliances with the same function can be replaced according to actual use conditions, and for those skilled in the art, the specific meaning of the above terms in the present invention can be understood in specific situations.

Referring to fig. 1-3, the present invention provides a technical solution: a valve core for a ball valve capable of adjusting flow comprises a ball body 1, wherein the outer wall of the ball body 1 is provided with a through hole 2;

ring body 5 is installed to the inner chamber of through-hole 2, the plectane 6 of the inner chamber fixedly connected with adaptation of ring body 5, the top fixedly connected with sleeve pipe 3 of spheroid 1, the top fixedly connected with connecting rod 4 of ring body 5, the outer end of connecting rod 4 runs through spheroid 1 and pegs graft in the inner chamber of sleeve pipe 3.

In this embodiment, it is rotatable to drive plectane 6 through connecting rod 4 to regulation flow that can be further, thereby promoted flow control's precision, thereby promoted the practicality.

Referring to fig. 2 in this embodiment, the outer wall of the ring body 5 is plated with a ceramic layer 8, so that the wear resistance is improved.

In this embodiment, referring to fig. 1, a hole 7 is formed on the surface of the circular plate 6 for draining water with a small flow rate.

Referring to fig. 3 in this embodiment, a first annular groove 9 is formed in the outer wall of the connecting rod 4, a second annular groove 10 is formed in a position, corresponding to the first annular groove 9, of the inner wall of the sleeve 3, a sealing ring 11 is clamped between the first annular groove 9 and the second annular groove 10, and the sealing ring 11 seals to prevent leakage.

In the embodiment, referring to fig. 1, the outer diameter of the ring body 5 is the same as the inner diameter of the through hole 2, so that the sealing performance is not ensured.

The working principle is as follows: at first make to drive spheroid 1 through rotating sleeve 3 and rotate, thereby adjust the alignment angle of through-hole 2, make the control inflow, then through rotating connecting rod 4, make to drive ring body 5 and rotate, thereby intercommunication plectane 6 also can rotate, make the dislocation space between the interior through-hole 2 of regulation plectane 6 and spheroid, thereby make and to adjust the outflow, thereby reach the effect of the regulation flow of high accuracy, sealing washer 11's setting simultaneously, can prevent the condition of seepage from appearing, the outer wall plating of ring body 5 is equipped with the ceramic layer simultaneously, thereby can promote wear resistance, thereby prolonged life, the device simple structure, and convenient for operation, therefore, the clothes hanger is strong in practicability.

In addition, the components of the valve core for the ball valve capable of adjusting the flow rate are all universal standard components or components known by a person skilled in the art, the structure and the principle of the valve core are known by the person skilled in the art through technical manuals or conventional experimental methods, at the idle position of the device, all the electric devices, namely a power element, the electric devices, an adaptive monitoring computer and a power supply are connected through leads, the specific connection means refers to the following working principle, the electric devices are electrically connected in sequence, the detailed connection means is known in the art, the working principle and the process are mainly described in the following, and the electric control is not explained.

While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a case for ball valve of adjustable flow, includes spheroid (1), its characterized in that: the outer wall of the sphere (1) is provided with a through hole (2);

ring body (5) are installed to the inner chamber of through-hole (2), the inner chamber fixedly connected with plectane (6) of adaptation of ring body (5), the top fixedly connected with sleeve pipe (3) of spheroid (1), the top fixedly connected with connecting rod (4) of ring body (5), the outer end of connecting rod (4) runs through spheroid (1) and pegs graft in the inner chamber of sleeve pipe (3).

2. The valve cartridge for a flow-adjustable ball valve according to claim 1, wherein: the outer wall of the ring body (5) is plated with a ceramic layer (8).

3. The valve cartridge for a flow-adjustable ball valve according to claim 1, wherein: the surface of the circular plate (6) is provided with a hole (7).

4. The valve cartridge for a flow-adjustable ball valve according to claim 1, wherein: first ring channel (9) have been seted up to the outer wall of connecting rod (4), the inner wall of sleeve pipe (3) corresponds second ring channel (10) have been seted up in first ring channel (9) department, joint has sealing washer (11) between first ring channel (9) and second ring channel (10).

5. The valve cartridge for a flow-adjustable ball valve according to claim 1, wherein: the outer diameter of the ring body (5) is the same as the inner diameter of the through hole (2).