CN215410306U

CN215410306U - Stop valve convenient to adjust flow

Info

Publication number: CN215410306U
Application number: CN202121691807.6U
Authority: CN
Inventors: 潘明尧; 卞菊芳; 刘成美
Original assignee: Jiangsu Jiulong Valve Manufacture Co ltd
Current assignee: Jiangsu Jiulong Valve Manufacture Co ltd
Priority date: 2021-07-24
Filing date: 2021-07-24
Publication date: 2022-01-04
Anticipated expiration: 2031-07-24

Abstract

The utility model relates to the technical field of stop valves, in particular to a stop valve convenient for flow regulation, which comprises a first valve body and a second valve body, wherein the first valve body is connected with the second valve body through threads, the first valve body is of an inverted L-shaped structure, a valve plate and a sealing valve seat are arranged in the first valve body, one end of the valve plate is horizontally connected with a regulating screw, a threaded seat is arranged on the outer wall of the first valve body, the regulating screw is in threaded connection with the threaded seat, the sealing valve seat is of an annular structure and is arranged at a valve opening of a horizontal arm of the first valve body, a ball valve and ball valve seats positioned on two sides of the ball valve are arranged in the second valve body, a passage is formed in the ball valve, the spherical surface of the ball valve is in contact sealing with the ball valve seats, the first valve body is matched with the second valve body, flow can be cut off and regulated, labor is saved during use, and the stop valve is convenient to disassemble.

Description

Stop valve convenient to adjust flow

Technical Field

The utility model relates to the technical field of stop valves, in particular to a stop valve convenient for flow regulation.

Background

The stop valve is one of the most widely used valves, and the stop valve makes the sealing surface of the valve clack and the sealing surface of the valve seat tightly attached by the pressure of a valve rod to prevent the medium from flowing. The stop valve both can be done and cut the use, can be flow control and use, because the fluid resistance of stop valve is great, compares valves such as ball valve, and it is harder when opening and close, so is more troublesome when adjusting the flow.

To solve the above problems, we propose a shut-off valve that facilitates flow regulation.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a stop valve convenient for flow regulation.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a stop valve convenient to regulated flow, includes first valve body and second valve body, first valve body with the second valve body passes through threaded connection, first valve body is the L shape structure of invering, and its inside valve plate and sealed disk seat of being equipped with, the one end horizontally connected of valve plate has adjusting screw, be equipped with the screw thread seat on the first valve body outer wall, adjusting screw and screw thread seat threaded connection, sealed disk seat is the loop configuration, and the valve opening department at first valve body horizontal arm is established to sealed disk seat, the ball disk seat that is equipped with the ball valve in the second valve body and is located the ball valve both sides has seted up the passageway in the ball valve, and the spherical face and the ball disk seat contact of ball valve are sealed.

Preferably, one side of the valve plate close to the sealing valve seat is connected with a sealing block.

Preferably, the sealing block is of a certain taper, and a conical surface corresponding to the sealing block is arranged on the sealing valve seat.

Preferably, the upper surface of the second valve body is provided with a fixed seat, a ball valve adjusting rod is vertically inserted in the fixed seat, and the ball valve adjusting rod is rotatably connected with the fixed seat through a bearing.

Preferably, the bottom end of the ball valve adjusting rod is fixedly connected with the top of the ball valve.

Preferably, ball valve sealing bodies are filled between the upper end surface and the lower end surface of the ball valve and the upper inner wall and the lower inner wall of the second valve body.

The utility model has the beneficial effects that:

1. according to the utility model, the first valve body is matched with the second valve body, so that the flow can be cut off and adjusted, the labor is saved during use, and the disassembly is convenient;

2. according to the utility model, the ball valve sealing body is arranged between the ball valve and the second valve body, so that the sealing property of the ball valve when closed is improved.

Drawings

FIG. 1 is a schematic view of the internal structure of a shut-off valve for regulating flow according to the present invention;

FIG. 2 is a schematic view of the exterior of a shut-off valve according to the present invention to facilitate flow regulation;

fig. 3 is an enlarged schematic view of a portion a in fig. 1.

In the figure: the valve comprises a first valve body 1, a second valve body 2, a valve plate 3, a threaded seat 4, an adjusting screw rod 5, a sealing block 6, a sealing valve seat 7, a ball valve 8, a channel 9, a ball valve seat 10, a ball valve sealing body 11, a ball valve adjusting rod 12 and a fixed seat 13.

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.

In this embodiment, referring to fig. 1-3, a stop valve convenient for flow adjustment includes a first valve body 1 and a second valve body 2, the first valve body 1 is connected to the second valve body 2 through a thread, the first valve body 1 is an inverted L-shaped structure, a valve plate 3 and a sealing valve seat 7 are arranged in the first valve body 1, one end of the valve plate 3 is horizontally connected to an adjusting screw 5, a threaded seat 4 is arranged on an outer wall of the first valve body 1, the adjusting screw 5 is connected to the threaded seat 4 through a thread, the sealing valve seat 7 is an annular structure, the sealing valve seat 7 is arranged at a valve port of a horizontal arm of the first valve body 1, a ball valve 8 and ball valve seats 10 located at two sides of the ball valve 8 are arranged in the second valve body 2, a passage 9 is formed in the ball valve 8, and a spherical surface of the ball valve 8 is in contact sealing with the ball valve seats 10.

One side that valve plate 3 is close to sealed disk seat 7 is connected with sealed piece 6, sealed piece 6 is certain tapering, set up the conical surface that corresponds with sealed piece 6 on the sealed disk seat 7, the upper surface mounting of second valve body 2 has fixing base 13, vertical the inserting is equipped with ball valve regulation pole 12 in the fixing base 13, and ball valve regulation pole 12 passes through the bearing rotation with fixing base 13 and is connected, the bottom of ball valve regulation pole 12 and the top fixed connection of ball valve 8, it has ball valve seal 11 all to fill between the upper and lower terminal surface of ball valve 8 and the upper and lower inner wall of second valve body 2.

The specific implementation mode is as follows: this device is a stop valve convenient to regulated flow, at first, pass through bolted connection with first valve body 1 and second valve body 2, be equipped with valve plate 3 in the first valve body 1, promote valve plate 3 through adjusting screw 5 and make sealed piece 6 compress tightly on sealed disk seat 7, can cut the flow, be equipped with ball valve 8 in the second valve body 2, it changes the size of passageway 9 and the angle that staggers of ball valve seat 10 to rotate ball valve 8, can be with adjusting the flow, set up ball valve seal 11 between ball valve 8 and the second valve body 2, leakproofness when improving ball valve 8 and closing.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A stop valve convenient for adjusting flow comprises a first valve body (1) and a second valve body (2), it is characterized in that the first valve body (1) is connected with the second valve body (2) through threads, the first valve body (1) is in an inverted L-shaped structure, a valve plate (3) and a sealing valve seat (7) are arranged in the valve body, one end of the valve plate (3) is horizontally connected with an adjusting screw rod (5), the outer wall of the first valve body (1) is provided with a thread seat (4), the adjusting screw rod (5) is in threaded connection with the thread seat (4), the sealing valve seat (7) is of an annular structure, the sealing valve seat (7) is arranged at the valve port of the horizontal arm of the first valve body (1), the ball valve is characterized in that a ball valve (8) and ball valve seats (10) located on two sides of the ball valve (8) are arranged in the second valve body (2), a channel (9) is formed in the ball valve (8), and the spherical surface of the ball valve (8) is in contact sealing with the ball valve seats (10).

2. A stop valve facilitating the regulation of flow according to claim 1, characterized in that a sealing block (6) is attached to the side of the valve plate (3) close to the sealing seat (7).

3. The stop valve convenient for flow regulation according to claim 2, wherein the sealing block (6) is tapered, and the sealing valve seat (7) is provided with a conical surface corresponding to the sealing block (6).

4. The stop valve convenient for flow regulation according to claim 1, characterized in that a fixed seat (13) is installed on the upper surface of the second valve body (2), a ball valve regulating rod (12) is vertically inserted in the fixed seat (13), and the ball valve regulating rod (12) is rotatably connected with the fixed seat (13) through a bearing.

5. A stop valve facilitating the regulation of flow according to claim 4, characterized in that the bottom end of the ball valve regulating rod (12) is fixedly connected to the top of the ball valve (8).

6. A stop valve facilitating regulation of flow according to claim 1, characterised in that ball valve seals (11) are filled between the upper and lower end surfaces of the ball valve (8) and the upper and lower inner walls of the second valve body (2).