CN216742887U

CN216742887U - Medium flow adjusting structure of handle butterfly valve

Info

Publication number: CN216742887U
Application number: CN202122679802.8U
Authority: CN
Inventors: 曹宏
Original assignee: Adinod Machinery Jiangsu Co ltd
Current assignee: Adinod Machinery Jiangsu Co ltd
Priority date: 2021-11-04
Filing date: 2021-11-04
Publication date: 2022-06-14
Anticipated expiration: 2031-11-04

Abstract

The utility model discloses a medium flow adjusting structure of a handle butterfly valve, relates to the technical field of butterfly valves, and aims to solve the problems that a floating block for measuring flow in the existing butterfly valve is subjected to buoyancy and thrust when a medium flows, and the directions of the two forces are mutually perpendicular, so that the floating block is subjected to an upward acting force, a connecting rod is inconvenient to move upwards, and measured data are inaccurate. The one end fixedly connected with of butterfly valve disk seat communicates the seat, it is provided with two, and two to communicate the seat between a plurality of shunt tubes of fixedly connected with, every all install a flowmeter, a plurality of in the pipeline of shunt tubes the flow aperture cross-section sum of shunt tubes flows the aperture cross-section unanimously with the butterfly valve disk seat, fixedly connected with roating seat on the side surface of butterfly valve disk seat, the hollow rotating shaft is installed to the downthehole rotation of mounting of roating seat, hollow rotating shaft's one end fixedly connected with butterfly valve plate.

Description

Medium flow adjusting structure of handle butterfly valve

Technical Field

The utility model relates to the technical field of butterfly valves, in particular to a medium flow adjusting structure of a handle butterfly valve.

Background

In the process of conveying media, pipeline conveying is a widely adopted conveying mode, pipelines and a large number of control valves are needed in the pipeline conveying, the types of the valves are various, different types of the valves are selected according to different application occasions, and the valves comprise butterfly valves.

A butterfly valve is needed in the pipeline transportation of the medium, according to a comparison document (the name of a patent document is: a butterfly valve flow regulating device, the No. of authority is CN108036063B), a floating block for measuring the flow is subjected to buoyancy and thrust when the medium flows, the directions of the two forces are mutually vertical, so that the floating block is subjected to an upward acting force when inclined, the connecting rod is inconvenient to move upwards, and the measured data is inaccurate; therefore, the market urgently needs to develop a medium flow adjusting structure of a handle butterfly valve to help people to solve the existing problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a medium flow regulating structure of a handle butterfly valve, which aims to solve the problems that according to a comparison document (the name of a patent document is: a butterfly valve flow regulating device, the granted number is CN108036063B), a floating block for measuring the flow receives buoyancy and thrust when a medium flows, the directions of the two forces are mutually vertical, so that the floating block receives an upward acting force of an inclined angle, the connecting rod is inconvenient to move upwards, and the measured data is inaccurate.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a medium flow control structure of handle butterfly valve, includes the butterfly valve disk seat, the one end fixedly connected with of butterfly valve disk seat communicates the seat, it is provided with two, and two to communicate a plurality of shunt tubes of fixedly connected with between the seat, every all install a flowmeter, it is a plurality of in the pipeline of shunt tubes the aperture cross-section sum that the shunt tubes flows is unanimous with the aperture cross-section that the butterfly valve disk seat flows.

Preferably, fixedly connected with roating seat on the side surface of butterfly valve disk seat, rotatory hollow rotating shaft of installing in the mounting hole of roating seat, the one end fixedly connected with butterfly valve plate of hollow rotating shaft, butterfly valve plate intermediate position department is provided with the through-hole, and the inside of butterfly valve plate is provided with the regulation cavity, and the inside slidable mounting of regulation cavity has the flow control valve board.

Preferably, a regulating screw rod is connected with the inner thread of the middle shaft through hole of the hollow rotating shaft, and one end of the regulating screw rod is rotatably connected to the upper end face of the flow regulating valve plate.

Preferably, two fixed supports are fixedly connected to the outer surface of the butterfly valve seat, a worm is rotatably mounted between the fixed supports, a turbine is sleeved outside one end of the hollow rotating shaft, and the turbine is meshed with the worm.

Preferably, a hand wheel is fixedly mounted at one end of the worm.

Preferably, a hand wheel is fixedly mounted at the upper end of the adjusting screw rod.

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

1. the utility model discloses a through the fixed connection seat in one end of butterfly valve disk seat, the connection seat is provided with two, and fixedly connected with a plurality of shunt tubes between two connection seats, all install a flowmeter in the pipeline of each shunt tube, the flow aperture cross-section sum of a plurality of shunt tubes is unanimous with butterfly valve disk seat flow aperture cross-section, this can utilize a plurality of shunt tubes to carry out the reposition of redundant personnel operation to the medium in the butterfly valve disk seat, then utilize the flowmeter of installing on the shunt tubes to measure the medium flow in this shunt tube and detect, guaranteed the accuracy of measured data;

2. the utility model discloses a through fixed connection roating seat on the side surface at the butterfly valve disk seat, the rotatory hollow rotating shaft that installs in the mounting hole of roating seat, the one end fixedly connected with butterfly valve plate of hollow rotating shaft, butterfly valve plate intermediate position department is provided with the through-hole, and the inside of butterfly valve plate is provided with adjusts the cavity, the inside slidable mounting who adjusts the cavity has the flow control valve plate, this can utilize the flow control valve plate to reciprocate in adjusting the cavity inside and realize the regulation operation of flow size, and when adjusting the operation, the cross-sectional size in convenient audio-visual regulation aperture of ability, can effectual improvement flow control operation's simple and easy degree.

Drawings

FIG. 1 is an overall schematic view of the present invention;

FIG. 2 is a top view of the present invention;

FIG. 3 is a schematic diagram of the A-A analysis of the present invention.

In the figure: 1. a butterfly valve seat; 2. fixing a bracket; 3. a rotating base; 4. a hollow rotating shaft; 5. a turbine; 6. a worm; 7. adjusting the screw rod; 8. a communication base; 9. a shunt tube; 10. a flow meter; 11. a butterfly valve plate; 12. flow regulating valve plate.

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.

Referring to fig. 1-3, an embodiment of the present invention is shown: the utility model provides a medium flow control structure of handle butterfly valve, including butterfly valve disk seat 1, butterfly valve disk seat 1's one end fixedly connected with intercommunication seat 8, intercommunication seat 8 is provided with two, and a plurality of shunt tubes 9 of fixedly connected with between two intercommunication seats 8, all install a flowmeter 10 in every shunt tubes 9's the pipeline, the mobile aperture cross-section sum of a plurality of shunt tubes 9 is unanimous with butterfly valve disk seat 1 mobile aperture cross-section, this can utilize a plurality of shunt tubes 9 to come the medium of 1 inside butterfly valve disk seat and carry out the reposition of redundant personnel operation, then utilize flowmeter 10 of installing on shunt tubes 9 to measure the inside medium flow of this shunt tubes 9 and detect, measured data's accuracy has been guaranteed.

Further, a rotary seat 3 is fixedly connected on the side surface of the butterfly valve seat 1, a hollow rotating shaft 4 is rotatably arranged in a mounting hole of the rotary seat 3, one end of the hollow rotating shaft 4 is fixedly connected with a butterfly valve plate 11, a through hole is arranged at the middle position of the butterfly valve plate 11, an adjusting cavity is arranged inside the butterfly valve plate 11, a flow adjusting valve plate 12 is slidably mounted inside the adjusting cavity, an adjusting screw rod 7 is connected with a through hole of a middle shaft of the hollow rotating shaft 4 in an internal thread manner, one end of the adjusting screw rod 7 is rotatably connected to the upper end surface of the flow adjusting valve plate 12, a hand wheel is fixedly mounted at the upper end of the adjusting screw rod 7, the flow adjusting operation can be realized by utilizing the up-and-down movement of the flow adjusting valve plate 12 inside the adjusting cavity, and when the regulation operation is carried out, the section size of the aperture can be conveniently and visually regulated, and the simplicity degree of the flow regulation operation can be effectively improved.

Further, two fixed bolsters 2 of fixedly connected with on the surface of butterfly valve disk seat 1, rotatory worm 6 of installing between two fixed bolsters 2, turbine 5 has been cup jointed to the one end outside of hollow rotating shaft 4, and turbine 5 is connected with the meshing of worm 6, and the one end fixed mounting of worm 6 has the hand wheel.

The working principle is as follows: when the butterfly valve is used, the butterfly valve is firstly installed in a specified pipeline, when a valve needs to be opened, the worm 6 is rotated, the worm 6 drives the hollow rotating shaft 4 to rotate under the transmission of the turbine 5, the butterfly valve plate 11 is fixedly connected to one end of the hollow rotating shaft 4, so that the butterfly valve plate 11 is overturned inside the butterfly valve seat 1, the valve is opened, at the moment, a medium inside the pipeline passes through the butterfly valve seat 1 and then enters the communication seat 8 and the shunt pipe 9, finally passes through the valve, the flow meter 10 installed on the shunt pipe 9 can measure the flow quantity of the medium inside the corresponding shunt pipe 9, the flow data of the whole valve can be obtained by adding the numerical values of the flow meter 10, when small-flow discharge is needed, the butterfly valve plate 11 is closed, then the adjusting screw rod 7 is rotated, because the adjusting screw rod 7 is in threaded connection with the hollow rotating shaft 4, the flow adjusting screw rod 12 is rotatably connected to one end of the adjusting screw rod 7, therefore, the adjusting screw 7 is lifted up to drive the flow adjusting valve plate 12 to move upwards, and the flow hole in the butterfly valve plate 11 is opened to perform small-flow discharge operation.

It will be evident to those skilled in the art that the utility model 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 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.

Claims

1. The utility model provides a medium flow control structure of handle butterfly valve, includes butterfly valve disk seat (1), its characterized in that: the one end fixedly connected with of butterfly valve disk seat (1) communicates seat (8), communicate seat (8) and be provided with two, and two a plurality of shunt tubes (9) of fixedly connected with between seat (8), every all install a flowmeter (10), a plurality of in the pipeline of shunt tubes (9) aperture cross-section sum that flows is unanimous with butterfly valve disk seat (1) aperture cross-section that flows.

2. The media flow regulating structure of a handle butterfly valve according to claim 1, wherein: fixedly connected with roating seat (3) on the side surface of butterfly valve disk seat (1), rotatory hollow rotating shaft (4) of installing in the mounting hole of roating seat (3), the one end fixedly connected with butterfly valve plate (11) of hollow rotating shaft (4), butterfly valve plate (11) intermediate position department is provided with the through-hole, and the inside of butterfly valve plate (11) is provided with adjusts the cavity, and the inside slidable mounting who adjusts the cavity has flow control valve board (12).

3. The media flow regulating structure of a handle butterfly valve according to claim 2, wherein: the adjusting screw rod (7) is connected to a middle shaft through hole of the hollow rotating shaft (4) in an internal thread mode, and one end of the adjusting screw rod (7) is rotatably connected to the upper end face of the flow adjusting valve plate (12).

4. The media flow regulating structure of a handle butterfly valve according to claim 2, wherein: fixedly connected with two fixed bolster (2) on the surface of butterfly valve disk seat (1), two rotatory worm (6) of installing between fixed bolster (2), turbine (5) have been cup jointed to the one end outside of hollow rotating shaft (4), turbine (5) are connected with worm (6) meshing.

5. The media flow regulating structure of a handle butterfly valve according to claim 4, wherein: and a hand wheel is fixedly arranged at one end of the worm (6).

6. A media flow regulating structure of a handle butterfly valve according to claim 3, wherein: and a hand wheel is fixedly arranged at the upper end of the adjusting screw rod (7).