CN215371059U

CN215371059U - Regulating valve convenient for regulating opening degree

Info

Publication number: CN215371059U
Application number: CN202121222770.2U
Authority: CN
Inventors: 项达洪; 曹向东; 项德林; 周成富
Original assignee: Jiangsu Gaote Valve Industry Co ltd
Current assignee: Jiangsu Gaote Valve Industry Co ltd
Priority date: 2021-06-02
Filing date: 2021-06-02
Publication date: 2021-12-31
Anticipated expiration: 2031-06-02

Abstract

The utility model discloses a regulating valve convenient for regulating the opening, belonging to the technical field of regulating valves and comprising a valve body, the left side inside the valve body is provided with a first valve port, the right side inside the valve body is provided with a second valve port, the bottom of the valve body is provided with a symmetrical first groove, an opening and closing piece is arranged between the first groove and the inner wall of the valve body in a contact way, a symmetrical second groove is formed at the bottom of the valve body and positioned at the outer side of the first groove, a current-limiting frame is arranged between the second groove and the inner wall of the valve body in a contact manner, the visual side walls of the flow limiting frame are both provided with sliding grooves, the side walls of the opening and closing piece are fixedly provided with sealing sliding plates corresponding to the sliding grooves, the sealing sliding plate is connected with the sliding chute in a sliding way, symmetrical current-limiting holes are arranged on the left side wall and the right side wall of the current-limiting frame, the upper end of the opening and closing piece is rotatably provided with a valve rod, and the upper side of the flow limiting frame is rotatably provided with symmetrical limiting screw rods.

Description

Regulating valve convenient for regulating opening degree

Technical Field

The utility model relates to the technical field of regulating valves, in particular to a regulating valve convenient for regulating the opening.

Background

The regulating valve is also called a control valve, and in the field of industrial automation process control, the final control element for changing the process parameters of medium flow, pressure, temperature, liquid level and the like by power operation through receiving the control signal output by a regulating control unit.

The existing regulating valve has large regulating scale, so that the opening size can not be accurately controlled, and the problem that the requirements of different opening sizes can not be met is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a regulating valve convenient for regulating the opening degree, and aims to solve the problems that the regulating size of the conventional regulating valve in the background art is large, so that the opening degree cannot be accurately regulated, and the requirements of different opening degrees cannot be met.

In order to achieve the purpose, the utility model provides the following technical scheme: an adjusting valve convenient for adjusting the opening degree comprises a valve body, wherein a first valve port is arranged on the left side inside the valve body, a second valve port is arranged on the right side inside the valve body, symmetrical first grooves are formed in the bottom of the valve body, an opening and closing piece is arranged between the first groove and the inner wall of the valve body in a contact manner, symmetrical second grooves are formed in the bottom of the valve body and positioned on the outer side of the first groove, a current-limiting frame is arranged between the second groove and the inner wall of the valve body in a contact manner, sliding grooves are formed in the side walls of the current-limiting frame, the side wall of the opening and closing piece is fixedly provided with a sealing sliding plate corresponding to the sliding chute, the sealing sliding plate is connected with the sliding chute in a sliding way, symmetrical current-limiting holes are formed in the left side wall and the right side wall of the current-limiting frame, a valve rod is arranged at the upper end of the opening and closing piece in a rotating mode, and symmetrical limiting screw rods are arranged on the upper side of the current-limiting frame in a rotating mode.

Preferably, the inner walls of the first groove and the second groove are both fixedly provided with sealing gaskets.

Preferably, the valve cover is detachably arranged on the upper side of the valve body, thread grooves are formed in the side wall, connected with the valve cover, of the valve body, and screws are arranged inside the thread grooves in a rotating mode.

Preferably, the rod wall of the valve rod is rotatably connected with the inner wall of the valve cover, and one end of the valve rod penetrating through the valve cover is rotatably provided with a knob.

Preferably, the side wall of the valve cover is provided with a threaded hole corresponding to the limit screw, and the limit screw is rotatably connected with the threaded hole.

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

1) the utility model has simple structure, the flow rate of liquid can be limited by adding the flow limiting frame at the outer side of the opening and closing piece, the flow limiting holes with different heights can be in an intercommunicating form by driving the opening and closing piece to move through the valve rod, so that the liquid can flow out, the number of the communicated flow limiting holes can be limited by the matching of the sealing sliding plate on the opening and closing piece and the sliding groove on the flow limiting frame, the size of the opening is limited by the number of the flow limiting holes, and then the flow limiting frame can be driven to move by the rotation of the limiting screw rod, so that the size of the opening is increased by reducing the limitation of the flow limiting holes;

2) the size of aperture can be adjusted according to the demand of difference through the cooperation of restricted aperture and current-limiting frame to the demand of the different liquid velocity of flow of practicality has effectually satisfied the needs that different aperture sizes were adjusted.

Drawings

FIG. 1 is a schematic view of the internal front structure of the present invention;

fig. 2 is a schematic side view of the sealing frame in fig. 1.

In the figure: the valve comprises a valve body 1, a valve port I2, a valve port II 3, a groove I4, a groove I5 opening and closing piece, a groove II 6, a flow limiting frame 7, a sliding groove 8, a sealing sliding plate 9, a flow limiting hole 10, a valve rod 11, a valve cover 12, a threaded hole 13, a limiting screw rod 14 and a knob 15.

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 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.

Example (b):

referring to fig. 1-2, the present invention provides a technical solution: a regulating valve convenient for regulating the opening degree comprises a valve body 1, wherein a first valve port 2 is arranged on the left side inside the valve body 1, a second valve port 3 is arranged on the right side inside the valve body 1, a symmetrical first groove 4 is formed in the bottom of the valve body 1, an opening and closing piece 5 is arranged between the first groove 4 and the inner wall of the valve body 1 in a contact manner, the connection tightness can be improved by the joint with the first groove 4, a symmetrical second groove 6 is formed in the bottom of the valve body 1 and positioned outside the first groove 4, a current-limiting frame 7 is arranged between the second groove 6 and the inner wall of the valve body 1 in a contact manner, the connection tightness of the current-limiting frame 7 can be improved by the cooperation of the second groove 6, sliding grooves 8 are formed in the side walls of the current-limiting frame 7 in a viewing manner, sealing sliding plates 9 corresponding to the sliding grooves 8 are fixedly arranged on the side walls of the opening and closing piece 5, so that the sealing effect can be ensured while the movement is convenient, sliding connection between sealed slide 9 and the spout 8, symmetrical restricted aperture 10 has all been seted up to the lateral wall about current-limiting frame 7, can restrict the velocity of flow of liquid, the upper end of opening and close 5 is rotated and is provided with valve rod 11, can conveniently drive opening and close 5 and remove, the upside of current-limiting frame 7 is rotated and is provided with symmetrical stop screw 14, can conveniently drive current-limiting frame 7 and remove.

The sealing gasket is fixedly arranged on the inner walls of the first groove 4 and the second groove 6, the connection sealing performance is enhanced, the valve cover 12 is detachably arranged on the upper side of the valve body 1, the side wall, connected with the valve cover 12, of the valve body 1 is provided with a thread groove, a screw is arranged in the thread groove in a rotating mode, the valve cover 12 is convenient to disassemble and assemble, the rod wall of the valve rod 11 is rotatably connected with the inner wall of the valve cover 12, the knob 15 is arranged at one end, penetrating through the valve cover 12, of the valve rod 11 in a rotating mode, the valve rod 11 can be conveniently rotated, the threaded hole 13 corresponding to the limit screw rod 14 is formed in the side wall of the valve cover 12, the limit screw rod 14 is rotatably connected with the threaded hole 13, and the installation of the limit screw rod 14 can be facilitated.

The working principle is as follows: when the size of the flow path connected between the first valve port 2 and the second valve port 3 in the valve body 1 needs to be adjusted, firstly, the valve rod 11 is screwed through the knob 15, the valve rod 11 can vertically move upwards through the matching of the valve rod 11 and the valve cover 12, so as to drive the opening and closing piece 5 at the lower end to move upwards, so that the bottom of the opening and closing piece 5 is separated from the groove I4 at the bottom of the valve body 1, when the opening and closing piece 5 moves to the upper side of the upper limit flow hole 10 of the flow limiting frame 7, the internal liquid can flow out to the second valve port 3 through the same limit flow hole 10, the number of the limit flow holes 10 is increased according to the moving distance of the opening and closing piece 5, so as to adjust the size of the flow path and improve the flow rate, when the opening and closing piece 5 is adjusted to the position and the flow rate needs to be increased, the limit screw 14 on the side wall of the valve cover 12 can vertically move upwards through the matching with the threaded hole 13, so as to drive the lower limit flow limiting frame 7 to move upwards, so as to increase the flow path between the first valve port 2 and the second valve port 3 integrally, therefore, the flow speed is increased, and the requirements of different opening degrees can be met.

While there have been shown and described the fundamental principles and essential features of the utility model and advantages thereof, 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, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a governing valve convenient to adjust aperture size, includes valve body (1), its characterized in that: the valve comprises a valve body (1), a first valve port (2) is arranged on the left side of the interior of the valve body (1), a second valve port (3) is arranged on the right side of the interior of the valve body (1), a symmetrical first groove (4) is formed in the bottom of the valve body (1), a starting and closing piece (5) is arranged between the first groove (4) and the inner wall of the valve body (1) in a contact manner, a symmetrical second groove (6) is formed in the bottom of the valve body (1) and located on the outer side of the first groove (4), a flow limiting frame (7) is arranged between the second groove (6) and the inner wall of the valve body (1) in a contact manner, sliding grooves (8) are formed in the side walls of the flow limiting frame (7) in a viewing direction, sealing sliding plates (9) corresponding to the sliding grooves (8) are fixedly arranged on the side walls of the starting and closing piece (5), the sealing sliding plates (9) are connected with the sliding grooves (8) in a sliding manner, and symmetrical flow limiting holes (10) are formed in the left and right side walls of the flow limiting frame (7), the upper end of the opening and closing piece (5) is rotatably provided with a valve rod (11), and the upper side of the flow limiting frame (7) is rotatably provided with symmetrical limiting screw rods (14).

2. The adjusting valve convenient for adjusting the opening degree according to claim 1, wherein: and sealing gaskets are fixedly arranged on the inner walls of the first groove (4) and the second groove (6).

3. The adjusting valve convenient for adjusting the opening degree according to claim 1, wherein: the valve body (1) is detachably provided with a valve cover (12) on the upper side, threaded grooves are formed in the side wall, connected with the valve cover (12), of the valve body (1), and screws are arranged inside the threaded grooves in a rotating mode.

4. The adjusting valve convenient for adjusting the opening degree according to claim 1, wherein: the valve is characterized in that the rod wall of the valve rod (11) is rotatably connected with the inner wall of the valve cover (12), and a knob (15) is rotatably arranged at one end of the valve rod (11) penetrating through the valve cover (12).

5. The adjusting valve convenient for adjusting the opening degree according to claim 3, wherein: the side wall of the valve cover (12) is provided with a threaded hole (13) corresponding to the limiting screw rod (14), and the limiting screw rod (14) is rotatably connected with the threaded hole (13).