CN211525563U

CN211525563U - Fast-assembling central line opposite clamping formula butterfly valve

Info

Publication number: CN211525563U
Application number: CN201922280570.1U
Authority: CN
Inventors: 杨学亮
Original assignee: Tianjin Tangye Valve Co ltd
Current assignee: Tianjin Tangye Valve Co ltd
Priority date: 2019-12-18
Filing date: 2019-12-18
Publication date: 2020-09-18
Anticipated expiration: 2029-12-18

Abstract

The utility model discloses a fast-assembly center line opposite clamping type butterfly valve, which comprises a cylinder body, the top of the cylinder body is fixedly connected with a connecting plate, the top of the connecting plate is fixedly connected with an installation platform, the bottom of the installation platform is fixedly connected with a pin post, a cylindrical pin is arranged inside the pin post, a rotating block is rotationally sleeved outside the cylindrical pin, a spring is arranged between the rotating block and the pin post, the outer walls of the two sides of the pin post are symmetrically and fixedly connected with a limiting component, the outer surface of the top of the installation platform is fixedly connected with a motor, the bottom end of an output shaft of the motor is fixedly connected with a valve rod, a shaft coupling is arranged between the valve rod and the output shaft of the motor, in the utility model, through arranging a thread ring, a sealing ring, a positioning baffle and other devices, the position corresponding to the thread ring is arranged on the inner, and the through-hole that the inside was seted up of screw ring and sealing washer, the connection of the valve rod of being convenient for is worth wideling popularize.

Description

Fast-assembling central line opposite clamping formula butterfly valve

Technical Field

The utility model relates to a central line opposite clamping formula butterfly valve field especially relates to a fast-assembling central line opposite clamping formula butterfly valve.

Background

The center line butterfly valve is a part for realizing the on-off and flow control of a pipeline system, and has been widely applied in many fields of petroleum, chemical engineering, metallurgy, water and electricity, at present, the center line butterfly valve is a part for realizing the on-off and flow control of the pipeline system, and has been widely applied in many fields of petroleum, chemical engineering, metallurgy, water and electricity, and the like, in the known butterfly valve technology, the sealing form mostly adopts a sealing structure, the sealing material is rubber, polytetrafluoroethylene and the like, and due to the limitation of structural characteristics, the center line butterfly valve is not suitable for the industries of high temperature resistance, high pressure resistance, corrosion resistance, abrasion resistance and the like, the existing more advanced butterfly valve is a three-eccentric metal hard sealing butterfly valve, the valve body and the valve seat are connected components, and the surface layer of the valve seat is made of a.

The power source and the device of the center line opposite clamping type butterfly valve and the components such as the sealing ring and the inner wall of the valve body are generally fixed through fixing screws, the disassembly and the assembly are troublesome, and the quick assembly and disassembly cannot be realized, so that the problem is solved by an urgent need.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a fast-assembling center line opposite clamping type butterfly valve.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a quick-assembly center line opposite clamping type butterfly valve comprises a cylinder body, wherein a connecting plate is fixedly connected to the top of the cylinder body, an installation platform is fixedly connected to the top of the connecting plate, a pin column is fixedly connected to the bottom of the installation platform, a cylindrical pin is arranged inside the pin column, a rotating block is rotatably sleeved on the outer side of the cylindrical pin, a spring is arranged between the rotating block and the pin column, limiting assemblies are symmetrically and fixedly connected to the outer walls of two sides of the pin column, a motor is fixedly connected to the outer surface of the top of the installation platform, a valve rod is fixedly connected to the tail end of the bottom of an output shaft of the motor, a coupler is arranged between the valve rod and the output shaft of the motor, a valve core is arranged on the axis of a center line of the valve rod, a valve body is fixedly connected to the tail, the valve body and the sealing ring are internally provided with through holes, and the outer wall of the rear side of the valve body is fixedly connected with a positioning baffle.

As a further description of the above technical solution:

and connecting holes are formed in the connecting plates at positions corresponding to the pin columns.

As a further description of the above technical solution:

the number of the pins is two, and the two groups of pins are symmetrical with respect to the central axis of the mounting table.

As a further description of the above technical solution:

the valve rod is fixedly connected with an output shaft of the motor through a coupler and a fixing bolt.

As a further description of the above technical solution:

the number of the connecting holes is eight, and the included angle between every two adjacent groups of connecting holes is 45 degrees.

As a further description of the above technical solution:

and the inner wall of the valve body is provided with a thread groove at the position corresponding to the thread ring.

As a further description of the above technical solution:

the number of the limiting assemblies is two, and the two limiting assemblies are symmetrical about the central axis of the valve body.

The utility model discloses following beneficial effect has:

1. the utility model provides a pair of fast-assembling central line wafer formula butterfly valve compares with traditional device, through setting up devices such as round pin post, turning block, cylindric lock and spring, the round pin post is through the hole even of board, and the spring is compressed, and turning block laminating round pin post until the lower export in even hole, the spring pops out the turning block, and the turning block blocks with spacing subassembly again to will link board and mount table looks fixed connection, and the installation dismantlement is all relatively more quick, the device simple structure, convenient and practical.

2. The device compares with traditional device, and its structure and design all have great innovation and improvement, through setting up devices such as fillet of thread, sealing washer and positioning baffle, because the thread groove has been seted up with the corresponding position of fillet of thread to the valve body inner wall, the fillet of thread of being convenient for is installed in the valve body, and fixed mounting has the sealing washer on the fillet of thread inner wall, and the through-hole of seting up inside fillet of thread and sealing washer, and the connection of the valve stem of being convenient for is worth wideling popularize.

Drawings

Fig. 1 is a front view of a fast-assembling center line wafer butterfly valve according to the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is an enlarged view of a portion of FIG. 1 at B;

fig. 4 is a rear view of a fast-assembling center line wafer butterfly valve according to the present invention;

FIG. 5 is an enlarged view of a portion of FIG. 4 at C;

fig. 6 is a schematic view of a connection structure of a thread ring and a sealing ring.

Illustration of the drawings:

1. a cylinder; 2. connecting plates; 3. an installation table; 4. a coupling; 5. a motor; 6. a valve stem; 7. connecting holes; 8. a valve core; 9. a seal ring; 10. a valve body; 11. a through hole; 12. a thread ring; 13. a cylindrical pin; 14. a limiting component; 15. rotating the block; 16. a spring; 17. positioning a baffle plate; 18. and (4) a pin.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, 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.

Referring to fig. 1-6, the present invention provides an embodiment: a quick-mounting center line opposite clamping type butterfly valve comprises a cylinder body 1, wherein the top of the cylinder body 1 is fixedly connected with a connecting plate 2, the top of the connecting plate 2 is fixedly connected with an installation platform 3, the bottom of the installation platform 3 is fixedly connected with a pin column 18, a cylindrical pin 13 is arranged inside the pin column 18, the outer side of the cylindrical pin 13 is rotatably sleeved with a rotating block 15, a spring 16 is arranged between the rotating block 15 and the pin column 18, the outer walls of the two sides of the pin column 18 are symmetrically and fixedly connected with limiting components 14, the outer surface of the top of the installation platform 3 is fixedly connected with a motor 5, the tail end of the output shaft of the motor 5 is fixedly connected with a valve rod 6, a coupler 4 is arranged between the valve rod 6 and the output shaft of the motor 5, a valve core 8 is arranged on the center line axis of the valve rod 6, the tail end of the bottom, through holes 11 are formed in the valve body 10 and the sealing ring 9, and a positioning baffle 17 is fixedly connected to the outer wall of the rear side of the valve body 10.

The connecting plate 2 is internally provided with connecting holes corresponding to the pin columns 18, so that the pin columns 18 can be conveniently connected to the connecting plate 2, the number of the pin columns 18 is two, the two groups of pin columns 18 are symmetrical about the central axis of the mounting table 3, the fixed connection between the connecting plate 2 and the mounting table 3 is convenient, the valve rod 6 is fixedly connected with the output shaft of the motor 5 through the shaft coupling 4 and the fixing bolt, the rotation of the valve rod 6 is conveniently driven by the rotation of the output shaft of the motor 5, the number of the connecting holes 7 is eight, the included angle between each two adjacent groups of connecting holes 7 is 45 degrees, the connection between the whole device and the connecting pipe is convenient, the inner wall of the valve body 10 and the position corresponding to the thread ring 12 are provided with thread grooves, the fixed installation of the thread ring 12 in the valve body 10 is convenient, the number of the limiting assemblies 14 is two groups, the two groups of limiting assemblies 14 are symmetrical about the.

The working principle is as follows: the utility model provides a fast-assembling central line wafer formula butterfly valve has great improvement innovation with traditional device, during the use, screw ring 12 into the inside of valve body 10 earlier, twist and move to location baffle 17 department and stop, insert valve rod 6 through screw ring 12 and the inside through-hole 11 of sealing washer 9 again, link valve core 8 with valve rod 6, align even board 2 with the round pin post 18 at mount table 3 top and seted up the company hole, when round pin post 18 passes through the company hole of even board 2, spring 16 is compressed, turning block 15 laminating round pin post 18, until the lower export in company hole, spring 16 pops out turning block 15, turning block 15 blocks with spacing subassembly 14 again, thereby fix even board 2 and mount table 3 mutually, and the installation dismantlement is all relatively fast, during the use device, start motor 5, because there is shaft coupling 4 fixed connection between motor 5's output shaft and valve rod 6, the rotation of valve rod 6 is driven by motor 5, the valve rod 6 is fixedly connected with the valve core 8, so that the valve core 8 is driven to open and close.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a fast-assembling central line wafer formula butterfly valve, includes cylinder (1), its characterized in that: the top of the cylinder (1) is fixedly connected with a connecting plate (2), the top of the connecting plate (2) is fixedly connected with an installation table (3), the bottom of the installation table (3) is fixedly connected with a pin column (18), a cylindrical pin (13) is arranged inside the pin column (18), a rotating block (15) is rotatably sleeved on the outer side of the cylindrical pin (13), a spring (16) is arranged between the rotating block (15) and the pin column (18), the outer walls of the two sides of the pin column (18) are symmetrically and fixedly connected with a limiting component (14), the outer surface of the top of the installation table (3) is fixedly connected with a motor (5), the tail end of the bottom of an output shaft of the motor (5) is fixedly connected with a valve rod (6), a coupler (4) is arranged between the valve rod (6) and the output shaft of the motor (5), a valve core (8) is arranged on the central line axis of the valve rod (, connecting hole (7) have been seted up to valve body (10) week side inside, valve body (10) inner wall threaded connection has fillet (12), fillet (12) inner wall fixedly connected with sealing washer (9), through-hole (11) have been seted up to valve body (10) and sealing washer (9) inside, valve body (10) rear side outer wall fixedly connected with positioning baffle (17).

2. The quick-assembling center line wafer-type butterfly valve of claim 1, wherein: the connecting plate (2) is internally provided with connecting holes corresponding to the pin columns (18).

3. The quick-assembling center line wafer-type butterfly valve of claim 1, wherein: the number of the pins (18) is two, and the two groups of pins (18) are symmetrical with respect to the central axis of the mounting table (3).

4. The quick-assembling center line wafer-type butterfly valve of claim 1, wherein: the valve rod (6) is fixedly connected with an output shaft of the motor (5) through the coupler (4) and the fixing bolt.

5. The quick-assembling center line wafer-type butterfly valve of claim 1, wherein: the number of the connecting holes (7) is eight, and the included angle between every two adjacent groups of connecting holes (7) is 45 degrees.

6. The quick-assembling center line wafer-type butterfly valve of claim 1, wherein: and a thread groove is formed in the inner wall of the valve body (10) corresponding to the thread ring (12).

7. The quick-assembling center line wafer-type butterfly valve of claim 1, wherein: the number of the limiting assemblies (14) is two, and the two limiting assemblies (14) are symmetrical about the central axis of the valve body (10).