CN217108231U - High performance high pressure ball valve sealing mechanism - Google Patents

Abstract

The utility model discloses a high-performance high-pressure ball valve sealing mechanism, comprising a ball valve body, two ends of the ball valve body are respectively symmetrically fixed and welded with a right passage pipe and a left passage pipe, and one end of the right passage pipe is bolted with a right mounting plate. One end of the left passage pipe is bolted with a left mounting plate, the inside of the ball valve body is rotatably connected with a rotating shaft, and the top of the rotating shaft extends to the outer end of the ball valve body and is bolted with a handle, and the bottom of the rotating shaft is fixed and welded There is a valve core, and the bottom of the valve core is movably provided with a valve seat. The high-performance high-pressure ball valve sealing mechanism has simple structure, novel design and high sealing efficiency.

Description

High performance high pressure ball valve sealing mechanism

technical field

The utility model relates to the technical field of high-pressure ball valves, in particular to a high-performance high-pressure ball valve sealing mechanism.

Background technique

High-pressure ball valve refers to a valve whose opening and closing member (ball) is driven by the valve stem and rotates around the axis of the valve stem. It is used in hydraulic machinery equipment, hydraulic switches, natural gas, etc. The rapid development of science and technology, the continuous improvement of production technology and product structure, has rapidly developed into a major valve type in just 40 years. Looseness occurs, and the sealing performance will be deteriorated, which will lead to the leakage of liquid when the high-pressure ball valve is in use. Therefore, we have improved this and proposed a high-performance high-pressure ball valve sealing mechanism.

Utility model content

In order to solve the above-mentioned technical problems, the utility model provides the following technical solutions:

The high-performance high-pressure ball valve sealing mechanism of the utility model comprises a ball valve body, two ends of the ball valve body are respectively symmetrically fixed and welded with a right passage pipe and a left passage pipe, and one end of the right passage pipe is bolted with a right mounting plate. One end of the left pass pipe is bolted with the left mounting plate, the inside of the ball valve body is rotatably connected with a rotating shaft, and the top of the rotating shaft extends to the outer end of the ball valve body and is bolted with a handle, and the bottom of the rotating shaft is fixedly welded with a valve The bottom of the valve core is movably provided with a valve seat.

As a preferred technical solution of the present invention, the ball valve body is provided with a channel inside, and the center end of the channel and the outer side of the valve seat are arranged to match each other.

As a preferred technical solution of the present invention, a pressure sensor is arranged inside the valve core, an extrusion rod is arranged at the bottom of the pressure sensor, and one end of the extrusion rod is arranged in contact with the top of the valve seat. .

As a preferred technical solution of the present invention, a spring is provided on the outside of the extrusion rod, one end of the spring is fixedly connected with the bottom end of the pressure sensor, and the other end of the spring is fixed with the outside of the extrusion rod connect.

As a preferred technical solution of the present invention, one side of the right passage pipe and the left passage pipe is provided with a sealing gasket.

As a preferred technical solution of the present invention, a protective cover is provided on the outer side of the handle, and the protective cover is made of rubber material.

The beneficial effects of the present utility model are:

1. The high-performance high-pressure ball valve sealing mechanism is provided with a channel through the inside of the ball valve body. The central end of the channel and the outer side of the valve seat are set to match each other, and the central end of the channel is set to match the outer side of the valve seat to make the ball valve closed more dense;

2. The sealing mechanism of the high-performance high-pressure ball valve is provided with a pressure sensor through the inside of the valve core, an extrusion rod is arranged at the bottom of the pressure sensor, and one end of the extrusion rod is set in contact with the top of the valve seat, through the inside of the valve core There is a pressure sensor so that it can monitor the pressure inside the valve core and adjust it. When using the spring, the extrusion rod is pressed down due to the elasticity of the spring to make the valve seat More sealed settings with the channel;

3. The sealing mechanism of the high-performance high-pressure ball valve is more tightly connected with the external equipment by setting the sealing gasket on one side of the right-pass pipe and the left-pass pipe, and has high practical value.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the specification, and are used to explain the present invention together with the embodiments of the present invention, and do not constitute a limitation to the present invention. In the attached image:

1 is a perspective view of the high-performance high-pressure ball valve sealing mechanism of the present invention;

2 is a schematic diagram of the internal structure of the high-performance high-pressure ball valve sealing mechanism of the present invention;

FIG. 3 is a schematic diagram of the valve core structure of the high-performance high-pressure ball valve sealing mechanism of the present invention.

In the figure: 1, the ball valve body; 2, the right pipe; 3, the right mounting plate; 4, the left pipe; 5, the left mounting plate; 6, the handle; 7, the shaft; 8, the valve core; 9, the valve seat; 10. Channel; 11. Pressure sensor; 12. Spring; 13. Extrusion rod.

Detailed ways

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present utility model, but not to limit the present utility model.

Example: As shown in Figures 1-3, the high-performance high-pressure ball valve sealing mechanism of the present invention includes a ball valve body 1, and the two ends of the ball valve body 1 are respectively fixed and welded with a right through pipe 2 and a left through pipe 4, and the right through pipe is welded. One end of 2 is bolted with the right mounting plate 3, one end of the left through pipe 4 is bolted with the left mounting plate 5, the inside of the ball valve body 1 is rotatably connected with a rotating shaft 7, and the top of the rotating shaft 7 extends to the outer end bolt of the ball valve body 1 The handle 6 is connected, the bottom of the rotating shaft 7 is fixedly welded with a valve core 8, and the bottom of the valve core 8 is movably provided with a valve seat 9.

The inside of the ball valve body 1 is provided with a channel 10, the central end of the channel 10 is arranged to match with the outer side of the valve seat 9, and the central end of the channel 10 is arranged to match the outer side of the valve seat 9 to make the ball valve more compact when closed. .

A pressure sensor 11 is arranged inside the valve core 8 , an extrusion rod 13 is arranged at the bottom of the pressure sensor 11 , and one end of the extrusion rod 13 is arranged in contact with the top of the valve seat 9 . The pressure sensor 11 makes it possible to monitor the pressure inside the spool and adjust it.

A spring 12 is provided on the outside of the extrusion rod 13 , and one end of the spring 12 is fixedly connected to the bottom end of the pressure sensor 11 , and the other end of the spring 12 is fixedly connected to the outside of the extrusion rod 13 . When it is in use, due to the elasticity of the spring, the extruding rod 13 is pressed downward, so that the valve seat 9 and the channel are more sealed.

Wherein, one side of the right passage pipe 2 and the left passage pipe 4 are provided with sealing gaskets, and the sealing gaskets are provided on one side of the right passage pipe 2 and the left passage pipe 4 to make the connection with the external equipment more tightly.

Wherein, the outer side of the handle 6 is provided with a protective cover, and the protective cover is made of rubber material.

Working principle: When in use, the inside of the ball valve body 1 is provided with a channel 10, the central end of the channel 10 is arranged to match with the outer side of the valve seat 9, and the central end of the channel 10 is arranged to match the outer side of the valve seat 9 to make the ball valve close. The valve core 8 is provided with a pressure sensor 11, the bottom of the pressure sensor 11 is provided with an extrusion rod 13, and one end of the extrusion rod 13 is arranged in contact with the top of the valve seat 9, through the valve core 8 There is a pressure sensor 11 inside so that it can monitor the pressure inside the valve core and adjust it. A spring 12 is arranged on the outside of the extrusion rod 13, and one end of the spring 12 is fixedly connected with the bottom end of the pressure sensor 11. The spring The other end of 12 is fixedly connected with the outer side of the extrusion rod 13, and the spring 12 is provided to make the extrusion rod 13 squeeze downward due to the elasticity of the spring when in use, so that the valve seat 9 and the channel are more sealed Setting, one side of the right pass pipe 2 and the left pass pipe 4 are provided with sealing gaskets, and the sealing gaskets are provided on one side of the right pass pipe 2 and the left pass pipe 4 to make it more tightly connected with external equipment.

Finally, it should be noted that: in the description of the present utility model, it should be noted that the orientations or positional relationships indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on those shown in the accompanying drawings. The orientation or positional relationship is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be construed as a limit.

In the description of the present invention, it should also be noted that, unless otherwise expressly specified and limited, the terms "arrangement", "installation", "connection" and "connection" should be understood in a broad sense, for example, it may be a fixed connection It can also be a detachable connection or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or the internal communication between the two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still understand the foregoing. The technical solutions described in the embodiments are modified, or some technical features thereof are equivalently replaced. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims (6)

1. High performance high pressure ball valve sealing mechanism, including ball valve body (1), its characterized in that, the both ends difference symmetry fixed welding of ball valve body (1) has right siphunculus (2) and left siphunculus (4), the one end bolted connection of right siphunculus (2) has right mounting disc (3), the one end bolted connection of left siphunculus (4) has left mounting disc (5), the inside of ball valve body (1) rotates and is connected with pivot (7), just the top of pivot (7) extends to the outside end bolted connection of ball valve body (1) has handle (6), the bottom fixed welding of pivot (7) has case (8), the bottom activity of case (8) is provided with disk seat (9).

2. A high-performance high-pressure ball valve sealing mechanism according to claim 1, characterized in that the interior of the ball valve body (1) is provided with a channel (10), and the central end of the channel (10) is matched with the outer side of the valve seat (9).

3. The high-performance high-pressure ball valve sealing mechanism according to claim 1, wherein a pressure sensor (11) is arranged inside the valve core (8), an extrusion rod (13) is arranged at the bottom of the pressure sensor (11), and one end of the extrusion rod (13) is arranged in contact with the top of the valve seat (9).

4. A high-performance high-pressure ball valve sealing mechanism according to claim 3, wherein a spring (12) is arranged on the outer side of the extrusion rod (13), one end of the spring (12) is fixedly connected with the bottom end of the pressure sensor (11), and the other end of the spring (12) is fixedly connected with the outer side of the extrusion rod (13).

5. The high-performance high-pressure ball valve sealing mechanism according to claim 1, wherein a sealing gasket is arranged on one side of each of the right through pipe (2) and the left through pipe (4).

6. The sealing mechanism of the high-performance high-pressure ball valve is characterized in that a protecting sleeve is sleeved on the outer side of the handle (6), and the protecting sleeve is made of a rubber material.

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