CN211202886U

CN211202886U - Liquid flow control valve

Info

Publication number: CN211202886U
Application number: CN201921890526.6U
Authority: CN
Inventors: 倪晓诚
Original assignee: Xi'an Woweilong Control System Co ltd
Current assignee: Xi'an Woweilong Control System Co ltd
Priority date: 2019-11-05
Filing date: 2019-11-05
Publication date: 2020-08-07
Anticipated expiration: 2029-11-05

Abstract

The utility model discloses a liquid flow control valve, which comprises a shell, a liquid inlet pipe is fixedly connected at the center of one end of the shell, a liquid outlet pipe is fixedly connected at the center of the other end of the shell, a flow adjusting mechanism is arranged at the center of the inner part of the shell and comprises two arc-shaped baffles, a fixed plate and a U-shaped fixed frame, a cross rod is fixedly connected with one side wall of the fixed plate, and one end of the cross rod, which is far away from the fixed plate, is fixedly connected with the inner wall of the shell, the flow adjusting mechanism is arranged, so that the liquid flow in the shell can be conveniently and laborsavingly adjusted and controlled, the adjusting operation is simpler and the use is convenient, two arc-shaped baffles and two elastic shrinkage plates are arranged, a cone is formed at the liquid inlet part, thereby the liquid flowing in the liquid inlet pipe can be shunted from the center and, the damage to the control valve is reduced, the service life of the control valve is greatly prolonged, and the maintenance frequency is reduced.

Description

Liquid flow control valve

Technical Field

The utility model relates to a control valve, in particular to liquid flow control valve.

Background

The flow valve is composed of a manual regulating valve group and an automatic balancing valve group, the regulating valve group is used for setting flow, the automatic balancing valve group is used for maintaining the flow to be constant, and the flow valve is suitable for a water system needing flow control.

In view of the above, chinese patent No. CN208364875U proposes a flow control valve, in which a valve rod is disposed in a guide hole in a matching manner, a valve core is disposed in a liquid outlet hole in a matching manner, and a spring is sleeved on the valve core to control the flow of the valve body; chinese patent No. CN206972971U proposes a flow control valve, which realizes the regulation of flow regulation of four ports by installing a rotation control device, and judges the rotation angle of a servo motor by installing an encoder, thereby controlling the flow.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a liquid flow control valve to solve the problem that the control valve that proposes is not convenient for adjust the use, is difficult for maintaining among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a liquid flow control valve, includes the shell, the fixedly connected with feed liquor pipe is located at the center of shell one end, the fixedly connected with drain pipe is located at the center of the shell other end, the inside center department of shell is equipped with flow control mechanism.

As a preferred technical scheme of the utility model, flow control mechanism includes the fixed frame of two cowl, fixed plate and U-shaped, a lateral wall fixedly connected with horizontal pole of fixed plate, the horizontal pole is kept away from the one end of fixed plate and the inner wall fixed connection of shell, the middle part activity of fixed plate is alternate and is had the transfer line.

As a preferred technical scheme of the utility model, the both sides wall of transfer line one end is all rotated and is connected with the pull rod, two the one end that the transfer line was kept away from to the pull rod is articulated with two cowl's inner wall respectively, two all through elastic contraction board fixed connection between the cowl, the outer wall of elastic contraction board has scribbled corrosion protection material.

As a preferred technical scheme of the utility model, the solid fixed ring of middle part fixedly connected with of transfer line, the equal fixedly connected with extension spring in both sides of solid fixed ring bottom, two extension spring keeps away from solid fixed ring's one end respectively with the both sides fixed connection on fixed plate top.

As a preferred technical scheme of the utility model, the both sides of fixed plate bottom respectively with the both ends fixed connection of the fixed frame of U-shaped, the middle part of the fixed frame of U-shaped is equipped with the support pillar, the support pillar is the round platform form.

As a preferred technical scheme of the utility model, the top of pushing away the post is rotated and is connected with the screw rod, the middle part of screw rod and the top threaded connection of shell, the top fixedly connected with grab handle of screw rod, shell top and the junction fixedly connected with seal gasket of screw rod.

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

the utility model discloses in, through setting up flow control mechanism, can be convenient and laborsaving carry out regulation control to the inside liquid flow of shell, adjust the operation simpler, convenient to use has set up two cowl and two elastic contraction board, forms a cone in income liquid department to can shunt the liquid that feed liquor pipe flowed in from the center, reduce liquid admission pressure, reduce the damage to the control valve, improve the service life of control valve greatly, reduce the maintenance frequency.

Drawings

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

fig. 2 is a schematic structural view of the flow rate adjusting mechanism of the present invention;

fig. 3 is a top view of the fixing plate portion of the present invention;

fig. 4 is a cross-sectional view of a housing portion of the present invention.

In the figure: 1. a housing; 2. a liquid inlet pipe; 3. a liquid outlet pipe; 4. an arc-shaped baffle plate; 5. an elastic contraction plate; 6. a fixing plate; 7. a transmission rod; 8. pushing the column; 9. a U-shaped fixing frame; 10. a pull rod; 11. a fixing ring; 12. an extension spring; 13. a cross bar; 14. a screw; 15. a handle; 16. a gasket seal.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

According to the drawings 1-4, the liquid flow regulating device comprises a shell 1, a liquid inlet pipe 2 is fixedly connected to the center of one end of the shell 1, a liquid outlet pipe 3 is fixedly connected to the center of the other end of the shell 1, a flow regulating mechanism is arranged at the center of the inside of the shell 1, the liquid flow inside the shell 1 can be conveniently and labor-saving regulated and controlled, the regulating operation is simpler, and the use is convenient.

According to fig. 2, flow control mechanism includes two cowl 4, the fixed frame 9 of fixed plate 6 and U-shaped, and a lateral wall fixedly connected with horizontal pole 13 of fixed plate 6, the one end that fixed plate 6 was kept away from to horizontal pole 13 and the inner wall fixed connection of shell 1, and the middle part activity of fixed plate 6 is interlude has transfer line 7, can supply the convenient and laborsaving flow of operator to shell 1 inside to carry out accurate regulation, convenient to use.

Wherein, the both sides wall of transfer line 7 one end all rotates and is connected with pull rod 10, the one end that transfer line 7 was kept away from to two pull rods 10 is articulated with the inner wall of two cowl panels 4 respectively, all through elastic contraction board 5 fixed connection between two cowl panels 4, the outer wall of elastic contraction board 5 is paintd with anti corrosion material, the advance or retreat of transfer line 7, can drive the expansion or the shrink of two cowl panels 4 respectively through two pull rods 10, anti corrosion material can improve elastic contraction board 5's corrosion resisting property.

In addition, the middle part of the transmission rod 7 is fixedly connected with a fixing ring 11, two sides of the bottom end of the fixing ring 11 are fixedly connected with extension springs 12, one ends of the two extension springs 12, far away from the fixing ring 11, are fixedly connected with two sides of the top end of the fixing plate 6 respectively, and the resilience force of the extension springs 12 can drive the transmission rod 7 to retreat so as to keep the stability of the adjusting process.

According to the illustration in fig. 4, two sides of the bottom end of the fixing plate 6 are respectively and fixedly connected with two ends of the U-shaped fixing frame 9, the middle of the U-shaped fixing frame 9 is provided with the push post 8, the push post 8 is in a circular truncated cone shape, and the diameter of the push post 8 changes, so that the push post 8 can drive the transmission rod 7 to move when the transmission rod is lifted, and the transmission rod lifting device is simple in structure and convenient and fast to operate.

Wherein, the top of the pushing column 8 is rotatably connected with a screw 14, the middle part of the screw 14 is in threaded connection with the top of the shell 1, the top of the screw 14 is fixedly connected with a grab handle 15, and the joint of the top of the shell 1 and the screw 14 is fixedly connected with a sealing gasket 16, so that the adjustment is convenient and accurate, and the adjustment on a large scale is prevented.

When in specific use, the liquid flow control valve of the utility model is used, an operator can introduce liquid into the shell 1 from the liquid inlet pipe 2, at the moment, the handle 15 can be held to rotate the screw 14, so that the rotation of the screw 14 drives the push post 8 to lift, when the push post 8 lifts, because the diameter of the push column 8 is continuously enlarged from top to bottom, when the push column 8 is lifted, the drive rod 7 is pushed to move forwards or backwards, so that the transmission rod 7 drives the two arc-shaped baffles 4 to move away (expand) or close (retract) through the two pull rods 10, thereby changing the area for blocking the liquid, adjusting the flow rate of the liquid in the shell 1, forming a cone by the two arc-shaped baffles 4 and the two elastic contraction plates 5, the liquid entering the shell is divided, the liquid entering pressure is reduced, and an operator can accurately adjust and control the liquid flow inside the shell 1 by screwing the grab handle 15.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A liquid flow control valve comprising a housing (1), characterized in that: fixedly connected with feed liquor pipe (2) is located at the center of shell (1) one end, fixedly connected with drain pipe (3) is located at the center of shell (1) the other end, the inside center department of shell (1) is equipped with flow control mechanism.

2. A liquid flow control valve as claimed in claim 1, wherein: the flow regulation mechanism comprises two arc-shaped baffles (4), a fixed plate (6) and a U-shaped fixed frame (9), a lateral wall of the fixed plate (6) is fixedly connected with a transverse rod (13), one end of the transverse rod (13), far away from the fixed plate (6), is fixedly connected with the inner wall of the shell (1), and a transmission rod (7) is movably inserted in the middle of the fixed plate (6).

3. A liquid flow control valve as claimed in claim 2, wherein: the two side walls of one end of the transmission rod (7) are rotatably connected with pull rods (10), one ends, far away from the transmission rod (7), of the pull rods (10) are hinged to the inner walls of the two arc-shaped baffles (4) respectively, the two ends of the arc-shaped baffles (4) are fixedly connected through elastic contraction plates (5), and anti-corrosion materials are coated on the outer walls of the elastic contraction plates (5).

4. A liquid flow control valve as claimed in claim 3, wherein: the middle part fixedly connected with of transfer line (7) is fixed ring (11), the equal fixedly connected with extension spring (12) in both sides of fixed ring (11) bottom, two extension spring (12) keep away from the one end of fixed ring (11) respectively with the both sides fixed connection on fixed plate (6) top.

5. A liquid flow control valve as claimed in claim 4, wherein: the two sides of the bottom end of the fixed plate (6) are fixedly connected with the two ends of the U-shaped fixed frame (9) respectively, a push column (8) is arranged in the middle of the U-shaped fixed frame (9), and the push column (8) is in a round table shape.

6. A liquid flow control valve as claimed in claim 5, wherein: the top end of the push column (8) is rotatably connected with a screw rod (14), the middle of the screw rod (14) is in threaded connection with the top end of the shell (1), the top end of the screw rod (14) is fixedly connected with a grab handle (15), and a sealing gasket (16) is fixedly connected with the joint of the top end of the shell (1) and the screw rod (14).