CN218063422U

CN218063422U - Butterfly valve with hand wheel

Info

Publication number: CN218063422U
Application number: CN202220799471.3U
Authority: CN
Inventors: 郑庭涛
Original assignee: Tianjin Jincheng Development Valve Co ltd
Current assignee: Tianjin Jincheng Development Valve Co ltd
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2022-12-16
Anticipated expiration: 2032-03-31

Abstract

The utility model discloses a butterfly valve of tape spool hand wheel, which comprises a valve body, the last fixed surface of valve body is connected with the mount pad, the inside of mount pad is rotated and is connected with the valve shaft, the top of valve shaft is located the top of mount pad to the valve shaft is located the one end fixedly connected with rotatory hand wheel of mount pad top, the bottom of valve shaft is located the inside of valve body to the valve shaft is located the inside one end fixedly connected with valve block of valve body, the last fixed surface of mount pad is connected with the telescopic link, the top fixedly connected with protection casing of telescopic link, the surface of telescopic link is provided with the tight spring in top, the interior bottom fixedly connected with locating lever of protection casing. The utility model discloses, move up and cover rotatory hand wheel through the elasticity control protection casing that utilizes the top tight spring, the locating lever inserts in the locating hole of rotatory hand wheel below simultaneously to fix rotatory hand wheel, avoid the staff mistake to bump rotatory hand wheel and cause the flow to change.

Description

Butterfly valve with hand wheel

Technical Field

The utility model relates to a butterfly valve technical field especially relates to a butterfly valve of taking hand wheel.

Background

A butterfly valve, also called a flap valve, is a regulating valve with a simple structure, can be used for the on-off control of a low-pressure pipeline medium, and is a valve which is opened and closed by rotating around a valve shaft by taking a closing part (a valve clack or a butterfly plate) as a disk, and can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil, liquid metal, radioactive media and the like. The pipeline mainly plays a role in cutting off and throttling, wherein a handwheel butterfly valve is common.

However, when the handwheel butterfly valve is used, a worker may mistakenly touch the rotating handwheel, and the flow of the valve body is changed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a butterfly valve with a hand wheel.

In order to realize the purpose, the utility model adopts the following technical scheme: a butterfly valve with a hand wheel comprises a valve body, wherein the upper surface of the valve body is fixedly connected with an installation seat, the interior of the installation seat is rotatably connected with a valve shaft, the top of the valve shaft is positioned above the installation seat, one end, positioned above the installation seat, of the valve shaft is fixedly connected with a rotary hand wheel, the bottom end of the valve shaft is positioned inside the valve body, and one end, positioned inside the valve body, of the valve shaft is fixedly connected with a valve block;

the upper surface of the mounting seat is fixedly connected with a telescopic rod, the top end of the telescopic rod is fixedly connected with a protective cover, the outer surface of the telescopic rod is provided with a jacking spring, the inner bottom of the protective cover is fixedly connected with a positioning rod, and the lower surface of the rotary hand wheel is provided with a positioning hole;

the front surface and the equal fixedly connected with fixing base in rear surface of mount pad, the inside of fixing base is rotated and is connected with the kelly, the leading flank and the equal fixedly connected with fixture block of trailing flank of protection casing.

As a further description of the above technical solution:

the left side face and the right side face of the valve body are fixedly connected with flange plates, and sealing rings are arranged on the valve plates.

As a further description of the above technical solution:

the lower surface of the protective cover is provided with a through hole, and the valve shaft is positioned in the through hole.

As a further description of the above technical solution:

the number of the telescopic rods and the number of the jacking springs are four, and the telescopic rods and the jacking springs are uniformly distributed between the mounting seat and the protective cover.

As a further description of the above technical solution:

the locating rods are matched with the locating holes, the number of the locating rods is four, and the even parts of the locating rods are distributed at the inner bottom of the protective cover.

As a further description of the above technical solution:

the number of the positioning holes is multiple, and the positioning holes are evenly distributed on the lower surface of the rotary hand wheel.

As a further description of the above technical solution:

the clamping rod is an L-shaped rod, and the clamping rod and the clamping block are arranged correspondingly.

The utility model discloses following beneficial effect has:

1. compared with the prior art, this butterfly valve with hand wheel moves up and covers rotatory hand wheel through the elasticity control protection casing that utilizes the top tight spring, and the locating lever inserts in the locating hole of rotatory hand wheel below simultaneously to fix rotatory hand wheel, avoid the staff mistake to bump rotatory hand wheel and cause the flow to change.

2. Compared with the prior art, this butterfly valve with hand wheel through setting up fixing base, kelly, fixture block, when the protection casing moves down, blocks the fixture block through rotating the kelly, and then fixes the protection casing, makes things convenient for staff's control rotatory hand wheel to rotate.

Drawings

Fig. 1 is a front view of a butterfly valve with a hand wheel according to the present invention;

fig. 2 is a side view of a butterfly valve with a hand wheel according to the present invention;

fig. 3 is a schematic structural view of a in fig. 2 according to the present invention;

fig. 4 is a schematic view of a bottom structure of a rotary hand wheel of a butterfly valve with a hand wheel according to the present invention;

fig. 5 is the utility model provides a protection casing overall structure schematic diagram of butterfly valve of band pulley.

Illustration of the drawings:

1. a valve body; 2. a mounting seat; 3. a valve shaft; 4. rotating a hand wheel; 5. a valve plate; 6. a telescopic rod; 7. the spring is tightly propped; 8. a protective cover; 9. positioning a rod; 10. positioning holes; 11. a fixed seat; 12. a clamping rod; 13. a clamping block; 14. a flange plate; 15. a seal ring; 16. and a through hole.

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. 1-5, the utility model provides a pair of butterfly valve with hand wheel: including valve body 1, the last fixed surface of valve body 1 is connected with mount pad 2, the inside of mount pad 2 is rotated and is connected with valve shaft 3, the top of valve shaft 3 is located the top of mount pad 2, and valve shaft 3 is located the one end fixedly connected with rotatory hand wheel 4 of mount pad 2 top, be used for controlling valve shaft 3 to drive valve block 5 and rotate, the side surface of rotatory hand wheel 4 is provided with the non-slip texture, make things convenient for staff control rotatory hand wheel 4 to rotate, the bottom of valve shaft 3 is located the inside of valve body 1, and valve shaft 3 is located the inside one end fixedly connected with valve block 5 of valve body 1.

The upper surface fixedly connected with telescopic link 6 of mount pad 2, be used for the spacing of protection casing 8, avoid protection casing 8 to take place to rotate, telescopic link 6 all is provided with four with the quantity of top tight spring 7, and evenly distributed is between mount pad 2 and protection casing 8, the top fixedly connected with protection casing 8 of telescopic link 6, protection casing 8 and rotatory hand wheel 4 phase-match, the surface of telescopic link 6 is provided with top tight spring 7, top tight spring 7 is in compression state all the time, and utilize the elasticity control protection casing 8 of top tight spring 7 to move up, and cover rotatory hand wheel 4, locating lever 9 inserts the inside of locating hole 10 simultaneously, and then it is fixed with rotatory hand wheel 4, avoid the staff mistake to bump rotatory hand wheel 4 and cause the flow to change, the interior bottom fixedly connected with locating lever 9 of protection casing 8, locating lever 9 and locating hole 10 phase-match, the quantity of locating lever 9 is provided with four, and evenly distributed is at the interior bottom of protection casing 8, locating hole 10 has been seted up to the lower surface of rotatory hand wheel 4, the quantity of locating hole 10 is provided with a plurality ofly, and evenly distributed is at the lower surface of rotatory hand wheel 4.

The front surface and the equal fixedly connected with fixing base 11 in rear surface of mount pad 2, the inside of fixing base 11 is rotated and is connected with kelly 12, and kelly 12 is L shape pole to kelly 12 corresponds the setting with fixture block 13, and the leading flank and the equal fixedly connected with fixture block 13 in trailing flank of protection casing 8 are through setting up fixing base 11, kelly 12 and fixture block 13, conveniently fix protection casing 8 in the below of rotatory hand wheel 4, make things convenient for the rotatory hand wheel 4 of work control to rotate.

The equal fixedly connected with ring flange 14 of left surface and the right flank of valve body 1 is convenient for install valve body 1 on the pipeline, is provided with sealing ring 15 on the valve block 5 for improve the leakproofness between valve block 5 and the valve body 1, through-hole 16 has been seted up to the lower surface of protection casing 8, and valve shaft 3 is located the inside of through-hole 16.

The working principle is as follows: during the use, at first move down the protection casing 8, then rotate kelly 12 and block fixture block 13, later staff control rotatory hand wheel 4 rotates, and the back antiport kelly 12 is accomplished in the rotation to loosen fixture block 13, and protection casing 8 moves on the elasticity control protection casing 8 of top tight spring 7, and then rotatory hand wheel 4 covers, and locating lever 9 inserts the inside of locating hole 10 simultaneously to it is fixed with rotatory hand wheel 4, avoids staff's mistake to bump rotatory hand wheel 4 and causes the flow change.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions on some technical features, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a butterfly valve of taking hand wheel, includes valve body (1), its characterized in that: the upper surface of the valve body (1) is fixedly connected with an installation seat (2), the interior of the installation seat (2) is rotatably connected with a valve shaft (3), the top of the valve shaft (3) is positioned above the installation seat (2), one end, positioned above the installation seat (2), of the valve shaft (3) is fixedly connected with a rotating hand wheel (4), the bottom end of the valve shaft (3) is positioned inside the valve body (1), and one end, positioned inside the valve body (1), of the valve shaft (3) is fixedly connected with a valve plate (5);

the upper surface of the mounting seat (2) is fixedly connected with a telescopic rod (6), the top end of the telescopic rod (6) is fixedly connected with a protective cover (8), the outer surface of the telescopic rod (6) is provided with a jacking spring (7), the inner bottom of the protective cover (8) is fixedly connected with a positioning rod (9), and the lower surface of the rotary hand wheel (4) is provided with a positioning hole (10);

the front surface and the equal fixedly connected with fixing base (11) of rear surface of mount pad (2), the inside of fixing base (11) is rotated and is connected with kelly (12), the leading flank and the equal fixedly connected with fixture block (13) of rear flank of protection casing (8).

2. The butterfly valve with a handwheel according to claim 1, characterized in that: the left side face and the right side face of the valve body (1) are fixedly connected with flange plates (14), and sealing rings (15) are arranged on the valve plates (5).

3. The butterfly valve with a handwheel according to claim 1, characterized in that: the lower surface of the protective cover (8) is provided with a through hole (16), and the valve shaft (3) is positioned in the through hole (16).

4. The butterfly valve with a handwheel according to claim 1, characterized in that: the protection casing (8) and rotatory hand wheel (4) phase-match, the side surface of rotatory hand wheel (4) is provided with anti-skidding line.

5. The butterfly valve with a handwheel according to claim 1, characterized in that: the number of the telescopic rods (6) and the number of the jacking springs (7) are four, and the four telescopic rods and the jacking springs are uniformly distributed between the mounting seat (2) and the protective cover (8).

6. The butterfly valve with a handwheel according to claim 1, characterized in that: the positioning rods (9) are matched with the positioning holes (10), the number of the positioning rods (9) is four, and the uniform parts of the positioning rods are distributed at the inner bottom of the protective cover (8).

7. The butterfly valve with a handwheel according to claim 1, characterized in that: the number of the positioning holes (10) is multiple, and the positioning holes are uniformly distributed on the lower surface of the rotary hand wheel (4).

8. The butterfly valve with a handwheel according to claim 1, characterized in that: the clamping rod (12) is an L-shaped rod, and the clamping rod (12) and the clamping block (13) are arranged correspondingly.