CN211852818U

CN211852818U - Combined stop valve

Info

Publication number: CN211852818U
Application number: CN202020109335.8U
Authority: CN
Inventors: 不公告发明人
Original assignee: Jiangsu Zhongte Valve Co ltd
Current assignee: Jiangsu Zhongte Valve Co ltd
Priority date: 2020-01-18
Filing date: 2020-01-18
Publication date: 2020-11-03
Anticipated expiration: 2030-01-18

Abstract

The utility model discloses a combined stop valve, including the valve body, the bottom bolted connection of valve body has the water pipe, the left side coupling of valve body has the runner, the right side of runner is provided with drive mechanism, first dog is installed in the inner chamber top left side of water pipe, the second dog is installed on the inner chamber bottom right side of water pipe, the play liquid piece is installed with the inboard of second dog to first dog. This combination formula stop valve realizes the rotation of fourth gear through structures such as valve body, water pipe, runner, first gear, second gear, third gear, fourth gear, realizes the function of only flowing of stop valve through structures such as fourth gear, lead screw, push rod, stopper, first dog, second dog, ejector pad, play liquid piece, simple structure, and the suitability is strong.

Description

Combined stop valve

Technical Field

The utility model relates to a stop valve technical field specifically is a modular stop valve.

Background

The gate valve is a gate plate of an opening and closing part, the movement direction of the gate plate is vertical to the fluid direction, the gate valve can only be fully opened and fully closed and can not be adjusted and throttled, the gate valve is sealed by contacting a valve seat and the gate plate, usually, a sealing surface can be coated with metal materials to increase the wear resistance, such as 1Cr13, STL6, stainless steel and the like, the gate plate is provided with a rigid gate plate and an elastic gate plate, the gate valve is divided into a rigid gate valve and an elastic gate valve according to different gate plates, the gate valve can also be used for carrying out related control in the control of a water pipeline, the stop valve is a common valve, the stop valve usually comprises a valve body, a valve core, a valve rod, a valve cover, a sealing valve seat and a driving mechanism for driving the valve rod to ascend and descend, the stop valve usually comprises a valve body, a valve core, a valve rod, a valve cover, a sealing valve seat and a driving mechanism for driving the valve, and go up and down along with the valve rod in the use, this just makes valve rod and actuating mechanism's rising can occupy certain space, if the stop valve just installs in a space comparatively narrow and small place, or the position top of stop valve installation has other objects just in time again, and beneficial effect is not obvious, and the suitability is relatively poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a modular stop valve to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a combined stop valve comprises a valve body, wherein a water pipe is connected to the bottom end of the valve body through a bolt, a rotating wheel is connected to the left side of the valve body through a shaft, a transmission mechanism is arranged on the right side of the rotating wheel, a first stop block is installed on the left side of the top end of an inner cavity of the water pipe, a second stop block is installed on the right side of the bottom end of the inner cavity of the water pipe, and liquid outlet blocks are installed on the inner sides of the first stop block and the second stop;

the transmission mechanism comprises a first gear, a second gear, a third gear, a fourth gear, a lead screw, a push rod, a limiting block and a push block;

the right side welding of runner has first gear, the bottom meshing of first gear has the second gear, the bottom central point of second gear puts the inner wall welding that runs through the valve body and has the third gear, the right side meshing of third gear has the fourth gear, the top central point of fourth gear puts the welding and has the lead screw, lead screw and valve body looks spiro union, the bottom welding of fourth gear has the push rod, the stopper is installed on the inner wall top of water pipe, the ejector pad is installed to the bottom of push rod.

Preferably, the first gear and the second gear are both bevel gears.

Preferably, the gear ratio of the third gear and the fourth gear is 1: 1.

Preferably, the limiting block is cylindrical.

Preferably, a sealing gasket is adhered to the outer wall of the bottom end of the push block.

Compared with the prior art, the beneficial effects of the utility model are that: this combination formula stop valve realizes the rotation of fourth gear through structures such as valve body, water pipe, runner, first gear, second gear, third gear, fourth gear, realizes the function of only flowing of stop valve through structures such as fourth gear, lead screw, push rod, stopper, first dog, second dog, ejector pad, play liquid piece, simple structure, and the suitability is strong.

Drawings

FIG. 1 is a front sectional view of the valve body structure of the present invention;

FIG. 2 is an enlarged view of the point A of the present invention;

fig. 3 is a top sectional view of the valve body structure of the present invention.

In the figure: 1. valve body, 2, water pipe, 3, runner, 4, first gear, 5, second gear, 6, third gear, 7, fourth gear, 8, lead screw, 9, push rod, 10, stopper, 11, first dog, 12, second dog, 13, ejector pad, 14, play liquid piece.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a combined stop valve comprises a valve body 1, wherein a water pipe 2 is connected to the bottom end of the valve body 1 through a bolt, a rotating wheel 3 is connected to the left side of the valve body 1 through a shaft, the rotating wheel 3 is used for conveniently rotating a first gear 4, a transmission mechanism is arranged on the right side of the rotating wheel 3, a first stop block 11 is installed on the left side of the top end of an inner cavity of the water pipe 2, a second stop block 12 is installed on the right side of the bottom end of the inner cavity of the water pipe 2, and liquid outlet blocks 14 are installed on the inner sides of the;

the transmission mechanism comprises a first gear 4, a second gear 5, a third gear 6, a fourth gear 7, a lead screw 8, a push rod 9, a limiting block 10 and a push block 13;

the right side welding of runner 3 has first gear 4, the bottom meshing of first gear 4 has second gear 5, the bottom central point of second gear 5 puts the inner wall welding that runs through valve body 1 and has third gear 6, the right side meshing of third gear 6 has fourth gear 7, the top central point of fourth gear 7 welds lead screw 8, fourth gear 7 drives lead screw 8 clockwise, lead screw 8 clockwise rotates and drives push rod 9 downstream through the screw thread effect, lead screw 8 and valve body 1 looks spiro union, the bottom welding of fourth gear 7 has push rod 9, push rod 9 promotes the vertical downstream of ejector pad 13, stopper 10 is installed on the inner wall top of water pipe 2, ejector pad 13 is installed to the bottom of push rod 9, it is sealed with the fluid closely to laminate with ejector pad 13 to go out liquid piece 14.

Preferably, the first gear 4 and the second gear 5 are bevel gears, and the bevel gears are used for conveniently changing the axial direction.

Preferably, the transmission ratio of the third gear 6 to the fourth gear 7 is 1:1, and the third gear 6 drives the fourth gear to rotate.

Preferably, the stopper 10 is in the shape of a cylinder, and the stopper 10 is used for vertically moving the push rod 9 downward.

Preferably, a sealing gasket is adhered to the outer wall of the bottom end of the pushing block 13, and the sealing gasket plays a sealing role.

The detailed connection means is a technique known in the art, and the following mainly describes the working principle and process, and the specific operation is as follows.

During the use, at first, clockwise rotation runner 3, runner 3 drives first gear 4 clockwise, first gear 4 drives second gear 5 anticlockwise rotation, second gear 5 drives third gear 6 anticlockwise rotation, third gear 6 drives fourth gear 7 clockwise rotation, fourth gear 7 drives lead screw 8 clockwise rotation, lead screw 8 clockwise rotation drives push rod 9 downstream through the screw thread effect, because stopper 10's effect makes the vertical downstream of push rod 9, push rod 9 promotes the vertical downstream of ejector pad 13, behind the vertical downstream of ejector pad 13 with go out liquid piece 14 closely laminating, realize the function of only flowing of stop valve, this project organization is simple, and the beneficial effect is obvious, and the suitability is strong.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are only for convenience of description and simplicity of 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; also, unless expressly stated or limited otherwise, the terms "snap" or "coupling" or "mating" or "welding" or "mounting" or "providing" are to be construed broadly, e.g., as a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A modular stop valve, includes valve body (1), its characterized in that: the bottom end of the valve body (1) is connected with a water pipe (2) through a bolt, the left side of the valve body (1) is connected with a rotating wheel (3) in a shaft mode, the right side of the rotating wheel (3) is provided with a transmission mechanism, the left side of the top end of an inner cavity of the water pipe (2) is provided with a first stop block (11), the right side of the bottom end of the inner cavity of the water pipe (2) is provided with a second stop block (12), and liquid outlet blocks (14) are arranged on the inner sides of the first stop block (11) and the second stop block (12;

the transmission mechanism comprises a first gear (4), a second gear (5), a third gear (6), a fourth gear (7), a lead screw (8), a push rod (9), a limiting block (10) and a push block (13);

the right side welding of runner (3) has first gear (4), the bottom meshing of first gear (4) has second gear (5), the inner wall welding that the bottom central point of second gear (5) put through valve body (1) has third gear (6), the right side meshing of third gear (6) has fourth gear (7), the top central point of fourth gear (7) puts the welding and has lead screw (8), lead screw (8) and valve body (1) looks spiro union, the bottom welding of fourth gear (7) has push rod (9), stopper (10) are installed on the inner wall top of water pipe (2), ejector pad (13) are installed to the bottom of push rod (9).

2. A combination shut-off valve according to claim 1, wherein: the first gear (4) and the second gear (5) are both bevel gears.

3. A combination shut-off valve according to claim 1, wherein: the transmission ratio of the third gear (6) to the fourth gear (7) is 1: 1.

4. A combination shut-off valve according to claim 1, wherein: the limiting block (10) is cylindrical.

5. A combination shut-off valve according to claim 1, wherein: and a sealing gasket is adhered to the outer wall of the bottom end of the push block (13).