CN112283412A

CN112283412A - Synchronous flow rate control check valve

Info

Publication number: CN112283412A
Application number: CN202011361196.9A
Authority: CN
Inventors: 万甫云
Original assignee: Anhui Zhongxing Fluid Equipment Co ltd
Current assignee: Anhui Zhongxing Fluid Equipment Co ltd
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-01-29

Abstract

The invention discloses a synchronous flow rate control check valve which comprises a main pipeline, a left synchronous pipeline, a lower sealing cover, a transmission chamber and a positioning cylinder, wherein the bottom of the main pipeline is fixedly connected with the positioning cylinder, the bottom of the positioning cylinder is fixedly connected with the transmission chamber, the lower sealing cover is arranged at the bottom of the transmission chamber, the lower synchronous pipeline is fixedly connected with the bottom of the lower sealing cover, and the left synchronous pipeline is arranged on the left side of the transmission chamber. Compared with the prior art, the invention has the beneficial effects that: after fluid is introduced into the main pipeline from left to right, the main flow valve rotates clockwise under the pushing of the airflow, so that the synchronous valve is lifted upwards through the transmission assembly, and the valve is opened; when the sliding block moves downwards, the spring is compressed, so that when the fluid in the main pipeline stops flowing, the spring pushes the sliding block to move upwards, and the main pipeline is sealed by the main flow valve to play a role in stopping the flow; the synchronous valve can be opened synchronously along with the fluid in the main pipeline, and the main flow valve can also be opened synchronously along with the fluid in the synchronous pipeline to play a role in bidirectional control.

Description

Synchronous flow rate control check valve

Technical Field

The invention relates to the technical field of valve control, in particular to a synchronous flow rate control check valve.

Background

The opening of the valve is controlled by the synchronous valve through the flow velocity of fluid, so that the fluid in the two pipelines can synchronously circulate. Accordingly, one skilled in the art provides a synchronous flow rate control check valve to solve the problems set forth in the background art.

Disclosure of Invention

The present invention is directed to a synchronous flow rate control check valve, which solves the above problems of the prior art.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a synchronous flow rate control check valve, includes trunk line, left side synchronous pipeline, lower closing cap, transmission room and location jar, trunk line bottom and location jar fixed connection, location cylinder bottom and transmission room fixed connection, the closing cap is installed down to the transmission room bottom, synchronous pipeline under lower closing cap bottom fixedly connected with, the left side of left side synchronous pipeline installation at the transmission room.

As a further scheme of the invention: install the mainstream valve in the trunk line, the mainstream valve left side is provided with spacing boss, and spacing boss and the inner wall fixed connection of trunk line, the mainstream valve right side is provided with first push rod, and first push rod rotates with the mainstream valve to be connected, be provided with the slider in the location jar, the slider top rotates with first push rod bottom to be connected.

As a still further scheme of the invention: the bottom of the positioning cylinder is fixedly provided with an inner sealing cover, the inner sealing cover is connected with the positioning cylinder through a screw, the outer walls of the left side and the right side of the positioning cylinder are respectively provided with a positioning block, the screw is connected with the positioning block, the bottom of the sliding block is fixedly connected with a second push rod, and the second push rod is inserted into the inner sealing cover.

As a still further scheme of the invention: the transmission chamber is internally provided with two second connecting rods, the bottom of the inner sealing cover is fixedly connected with two fixed rods, fixed shafts are installed on the fixed rods and inserted into the second connecting rods, the upper side and the lower side of each second connecting rod are respectively provided with a first connecting rod and a third connecting rod, the first connecting rod and the third connecting rod are both rotatably connected with the second connecting rods, the first connecting rods are rotatably connected with the second push rods, the synchronizing valves are arranged above the lower sealing covers, and the third connecting rods are rotatably connected with the synchronizing valves.

Compared with the prior art, the invention has the beneficial effects that:

1. after fluid is introduced into the main pipeline from left to right, the main flow valve rotates clockwise under the pushing of the airflow, so that the synchronous valve is lifted upwards through the transmission assembly, and the valve is opened;

2. when the sliding block moves downwards, the spring is compressed, so that when the fluid in the main pipeline stops flowing, the spring pushes the sliding block to move upwards, and the main pipeline is sealed by the main flow valve to play a role in stopping the flow;

3. the synchronous valve can be opened synchronously along with the fluid in the main pipeline, and the main flow valve can also be opened synchronously along with the fluid in the synchronous pipeline to play a role in bidirectional control.

Drawings

Fig. 1 is a schematic structural view of a synchronous flow rate control check valve.

Fig. 2 is a cross-sectional view of a synchronous flow rate control check valve.

In the figure: 1-main pipe, 2-left synchronous pipe, 3-lower synchronous pipe, 4-lower sealing cover, 5-transmission chamber, 6-positioning cylinder, 7-positioning block, 11-main flow valve, 12-first push rod, 13-limit boss, 61-slide block, 62-second push rod, 63-spring, 64-inner sealing cover, 51-first connecting rod, 52-second connecting rod, 53-fixed shaft, 54-third connecting rod, 55-synchronous valve, 56-support rod.

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.

Referring to fig. 1 and 2, in an embodiment of the present invention, a synchronous flow rate control check valve includes a main pipe 1, a left synchronous pipe 2, a lower synchronous pipe 3, a lower sealing cover 4, a transmission chamber 5, and a positioning cylinder 6, where the bottom of the main pipe 1 is fixedly connected to the positioning cylinder 6, the bottom of the positioning cylinder 6 is fixedly connected to the transmission chamber 5, the bottom of the transmission chamber 5 is provided with the lower sealing cover 4, the bottom of the lower sealing cover 4 is fixedly connected to the lower synchronous pipe 3, and the left synchronous pipe 2 is installed on the left side of the transmission chamber 5.

A main flow valve 11 is installed in the main pipe 1, a limiting boss 13 is arranged on the left side of the main flow valve 11, the limiting boss 13 is fixedly connected with the inner wall of the main pipe 1, a first push rod 12 is arranged on the right side of the main flow valve 11, the first push rod 12 is rotatably connected with the main flow valve 11, a slide block 61 is arranged in the positioning cylinder 6, and the top of the slide block 61 is rotatably connected with the bottom of the first push rod 12;

an inner sealing cover 64 is fixedly installed at the bottom of the positioning cylinder 6, the inner sealing cover 64 is connected with the positioning cylinder 6 through screws, positioning blocks 7 are arranged on the outer walls of the left side and the right side of the positioning cylinder 6, the screws are connected with the positioning blocks 7, a second push rod 62 is fixedly connected to the bottom of the sliding block 61, and the second push rod 62 is inserted into the inner sealing cover 64;

two second connecting rods 52 are arranged in the transmission chamber 5, two fixing rods 56 are fixedly connected to the bottom of the inner sealing cover 64, fixing shafts 53 are installed on the fixing rods 56, the fixing shafts 53 are inserted in the second connecting rods 52, a first connecting rod 51 and a third connecting rod 54 are respectively arranged on the upper side and the lower side of each second connecting rod 52, the first connecting rod 51 and the third connecting rod 54 are rotatably connected with the second connecting rods 52, the first connecting rod 51 is rotatably connected with a second push rod 62, a synchronizing valve 55 is arranged above the lower sealing cover 4, the third connecting rod 54 is rotatably connected with the synchronizing valve 55, and the second push rod 62 pushes the second connecting rod 52 to rotate through the first connecting rod 51, so that the synchronizing valve 55 is driven to be opened upwards.

The working principle of the invention is as follows:

the invention relates to a synchronous flow rate control check valve, in the using process, after fluid is introduced into a main pipeline 1 from left to right, a main flow valve 11 rotates clockwise under the pushing of air flow, so as to push a first push rod 12 to enable a slide block 61 to move downwards, and further enable a second push rod 62 to move downwards, as a fixed shaft 53 is inserted in the middle of a second connecting rod 52, the fixed shaft 53 is fixed on an inner sealing cover 64 through a support rod 56, under the action of a first connecting rod 51, the second connecting rod 52 rotates, so that a synchronous valve 55 is driven upwards through a third connecting rod 54, at the moment, fluid in a left synchronous pipeline 2 and a lower synchronous pipeline 3 flows, when the slide block 61 moves downwards, a spring 63 is compressed, so that when the fluid in the main pipeline 1 stops flowing, the spring 63 pushes the slide block 61 to move upwards, and the main flow valve 11 seals the main pipeline 1 to play.

It will be evident to those skilled in the art that the invention 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 invention 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 synchronous flow rate control check valve, includes trunk line (1), left side synchronous pipe way (2), lower synchronous pipe way (3), lower closing cap (4), transmission room (5) and location jar (6), its characterized in that, trunk line (1) bottom and location jar (6) fixed connection, location jar (6) bottom and transmission room (5) fixed connection, closing cap (4) under the transmission room (5) bottom is installed, synchronous pipe way (3) under lower closing cap (4) bottom fixed connection, the left side at transmission room (5) is installed in left side synchronous pipe way (2).

2. The synchronous flow rate control check valve according to claim 1, wherein a main flow valve (11) is installed in the main pipe (1), a limiting boss (13) is arranged on the left side of the main flow valve (11), the limiting boss (13) is fixedly connected with the inner wall of the main pipe (1), a first push rod (12) is arranged on the right side of the main flow valve (11), the first push rod (12) is rotatably connected with the main flow valve (11), a slide block (61) is arranged in the positioning cylinder (6), and the top of the slide block (61) is rotatably connected with the bottom of the first push rod (12).

3. The synchronous flow rate control check valve according to claim 1, wherein an inner sealing cover (64) is fixedly installed at the bottom of the positioning cylinder (6), the inner sealing cover (64) is connected with the positioning cylinder (6) through a screw, positioning blocks (7) are arranged on the outer walls of the left side and the right side of the positioning cylinder (6), the screw is connected with the positioning blocks (7), a second push rod (62) is fixedly connected to the bottom of the sliding block (61), and the second push rod (62) is inserted into the inner sealing cover (64).

4. The synchronous flow rate control check valve according to claim 1, wherein two second connecting rods (52) are arranged in the transmission chamber (5), two fixing rods (56) are fixedly connected to the bottom of the inner sealing cover (64), a fixing shaft (53) is mounted on the fixing rods (56), the fixing shaft (53) is inserted into the second connecting rods (52), a first connecting rod (51) and a third connecting rod (54) are respectively arranged on the upper side and the lower side of the second connecting rod (52), the first connecting rod (51) and the third connecting rod (54) are rotatably connected with the second connecting rod (52), the first connecting rod (51) is rotatably connected with the second push rod (62), a synchronous valve (55) is arranged above the lower sealing cover (4), and the third connecting rod (54) is rotatably connected with the synchronous valve (55).