CN215635044U

CN215635044U - Clamp type pin-free butterfly valve

Info

Publication number: CN215635044U
Application number: CN202122161812.2U
Authority: CN
Inventors: 吴夏芬
Original assignee: Tianjin Bintel Valve Manufacturing Co ltd
Current assignee: Yu Zhangliang
Priority date: 2021-09-08
Filing date: 2021-09-08
Publication date: 2022-01-25
Anticipated expiration: 2031-09-08

Abstract

The utility model discloses a clamp type pin-free butterfly valve, which comprises a valve body and a sealing gasket, wherein the front end surface side of the valve body is provided with the sealing gasket, the valve body is fixedly connected with the sealing gasket through a screw, the axle center in the valve body is provided with a valve plate, the traditional integrated extension bar with unchangeable size is changed into the traditional extension bar, the inner part of the extension bar is provided with an adjusting mechanism, so that the size of the extension bar can be changed through the adjusting mechanism in the extension bar when the butterfly valve with different heights is required to be mounted, the extension bar can be adapted to different mounting sizes, in the utility model, a first threaded column, a second threaded column and a rotating part are arranged in the adjusting mechanism, so that when the size of the extension bar is adjusted, the rotating part can be rotated, the extension lengths of the first threaded column and the second threaded column can be adjusted in the rotating part rotating process, so that the size of the extension bar can be changed.

Description

Clamp type pin-free butterfly valve

Technical Field

The utility model belongs to the technical field of valve correlation, and particularly relates to a clamp type pin-free butterfly valve.

Background

A butterfly valve, also called a flap valve, is a regulating valve with simple structure, and can be used for the on-off control of low-pressure pipeline media, namely a valve which is opened and closed by rotating around a valve shaft, wherein a valve clack or a butterfly plate of a closing member is a disk.

The prior butterfly valve technology has the following problems: the height of the butterfly valve is generally required to be changed by the extension bar when the existing buried butterfly valve is used, and if the butterfly valve is in a size with different heights, the butterfly valve is required to be used by different extension bars, so that the extension bar is used greatly.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a clamp type pinless butterfly valve, which solves the above problems.

In order to achieve the purpose, the utility model provides the following technical scheme: a clamp type pin-free butterfly valve comprises a valve body and a sealing gasket, wherein the sealing gasket is arranged on the front end surface side of the valve body, the valve body is fixedly connected with the sealing gasket through a screw, a valve plate is arranged at the axis inside the valve body, a second fixed seat is arranged at the upper end axle center of the valve body, an extension bar is arranged at the upper end of the second fixed seat, the upper end of the extension bar is provided with a first fixed seat, the upper end of the first fixed seat is provided with a screw rod, a rotating wheel is arranged on the outer side of the upper end of the screw rod in a circle, the extension bar comprises a first connecting seat, a first supporting rod, an adjusting mechanism, a second supporting rod and a second connecting seat, the bottom end of the first connecting seat is provided with a first supporting rod, the bottom end of the first supporting rod is provided with an adjusting mechanism, the bottom of adjustment mechanism is provided with second branch, the bottom of second branch is provided with the second connecting seat.

Preferably, adjustment mechanism's constitution is including first screw thread post, rotating part and second screw thread post, the bottom of first screw thread post is provided with the rotating part, the bottom of rotating part is provided with second screw thread post.

Preferably, the valve body is of a hollow cylinder structure, a circular hole is formed in the surface side of the upper end of the valve body, and sealing materials are arranged on the periphery of the hole in the valve body.

Preferably, the first support rod and the second support rod are both of a cylindrical structure with a hollow inner part, and a thread groove is formed in the circle of the first support rod and the second support rod, which is close to the adjusting mechanism.

Preferably, the screw rod is of a vertical long-strip-shaped cylindrical structure and is fixedly connected with the valve plate.

Preferably, the sealing gasket is of a circular ring structure, the sealing gasket is fixed on the front and back surface sides inside the valve body, and the section diameter of the sealing gasket is larger than that of the valve plate.

Compared with the prior art, the utility model provides a clamp type pin-free butterfly valve, which has the following beneficial effects:

(1) according to the utility model, the traditional integrated extension bar with unchangeable size is changed into the existing extension bar with the adjusting mechanism arranged inside, so that if the butterfly valve with different heights needs to be adapted to installation, the size of the extension bar can be changed through the adjusting mechanism inside the extension bar, and the extension bar can adapt to different installation sizes;

(2) according to the utility model, the first threaded column, the second threaded column and the rotating part are arranged in the adjusting mechanism, so that when the size of the extension bar is adjusted, the rotating part can be rotated, the extension lengths of the first threaded column and the second threaded column can be adjusted in the rotating process of the rotating part, and the size of the extension bar can be changed.

Drawings

FIG. 1 is a schematic view of a front view structure of a buried butterfly valve of the present invention;

FIG. 2 is a front view of the extension bar of the present invention;

FIG. 3 is a schematic front view of the adjusting mechanism of the present invention;

in the figure: 1. a rotating wheel; 2. a screw; 3. a first fixed seat; 4. lengthening a rod; 41. a first connecting seat; 42. a first support bar; 43. an adjustment mechanism; 431. a first threaded post; 432. a rotating part; 433. a second threaded post; 44. a second support bar; 45. a second connecting seat; 5. a second fixed seat; 6. a valve body; 7. a gasket; 8. a valve plate.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element 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.

Referring to fig. 1-3, the present invention provides a technical solution: a clamp type pin-free butterfly valve comprises a valve body 6 and a sealing gasket 7, wherein the front end surface side of the valve body 6 is provided with the sealing gasket 7, the sealing gasket 7 is of a circular structure, the sealing gasket 7 is fixed on the surface sides of the front end and the rear end inside the valve body 6, so that a sealing effect can be achieved, the section diameter of the sealing gasket 7 is larger than that of a valve plate 8, the valve body 6 is of an internal hollow cylindrical structure, so that a better effect of controlling water source flowing can be achieved, a circular hole is formed in the upper end surface side of the valve body 6, a sealing material is arranged on the periphery of the internal hole of the valve body 6, the valve body 6 is fixedly connected with the sealing gasket 7 through screws, a valve plate 8 is arranged at the internal axis of the valve body 6, a second fixing seat 5 is arranged at the upper end axis of the valve body 6, an extension rod 4 is arranged at the upper end of the second fixing seat 5, a first fixing seat 3 is arranged at the upper end of the extension rod 4, and a screw rod 2 is arranged at the upper end of the first fixing seat 3, the screw rod 2 is a vertical long strip-shaped cylindrical structure, the screw rod 2 is fixedly connected with the valve plate 8, so that the screw rod 2 can control the rotation of the valve plate 8, the rotating wheel 1 is arranged on the outer side of the upper end of the screw rod 2 in a circle, the extension rod 4 comprises a first connecting seat 41, a first supporting rod 42, an adjusting mechanism 43, a second supporting rod 44 and a second connecting seat 45, the bottom end of the first connecting seat 41 is provided with the first supporting rod 42, the first supporting rod 42 and the second supporting rod 44 are both of cylindrical structures with hollow interiors, so that the adjusting mechanism 43 can be better adjusted, thread grooves are arranged on the peripheries of the first supporting rod 42 and the second supporting rod 44 close to the adjusting mechanism 43, the bottom end of the first supporting rod 42 is provided with the adjusting mechanism 43, the adjusting mechanism 43 comprises a first thread column 431, a rotating part 432 and a second thread column 433, the bottom end of the first thread column 431 is provided with the rotating part 432, the bottom of rotating part 432 is provided with second screw post 433, and the bottom of adjustment mechanism 43 is provided with second branch pole 44, and the bottom of second branch pole 44 is provided with second connecting seat 45.

The working principle and the using process of the utility model are as follows: when the device is used, firstly, a user determines the size of the extension rod 4 according to the size of the butterfly valve to be installed, if the height of the extension rod 4 is smaller than the set height, the user clamps the rotating part 432 inside the column adjusting mechanism 43 by using a tool, then rotates clockwise, under the action of the rotating part 432, the lengths of the first threaded column 431 and the second threaded column 433 at the upper end and the lower end are extended, so that the height can be adjusted, if the height is too long, the user clamps the rotating part 432 inside the column adjusting mechanism 43 by using the tool, then rotates anticlockwise, under the action of the rotating part 432, the lengths of the first threaded column 431 and the second threaded column 433 at the upper end and the lower end are shortened, then the extension rod 4 is fixedly connected with the first fixing seat 3 and the second fixing seat 5, and then the butterfly valve is integrally embedded at the position to be installed, when using, at this moment the user clockwise rotation runner 1, it is rotatory to drive valve plate 8 under the effect of screw rod 2 to can make 6 inside valve plates 8 of valve body rotate, make the gap appear between valve plate 8 and the valve body 6, make the fluid can flow like this, if need close valve plate 8, at this moment anticlockwise rotation runner 1, make valve plate 8 and sealed 7 of packing closely of laminating each other, can block fluidic flow like this.

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

Claims

1. The utility model provides a no round pin butterfly valve of clamp formula, includes valve body (6) and sealed pad (7), its characterized in that: the valve body (6) is characterized in that a sealing gasket (7) is arranged on the front end surface side of the valve body (6), the valve body (6) is fixedly connected with the sealing gasket (7) through screws, a valve plate (8) is arranged at the inner axis of the valve body (6), a second fixing seat (5) is arranged at the upper end axis of the valve body (6), an extension rod (4) is arranged at the upper end of the second fixing seat (5), a first fixing seat (3) is arranged at the upper end of the extension rod (4), a screw rod (2) is arranged at the upper end of the first fixing seat (3), a rotating wheel (1) is arranged on the periphery of the outer side of the upper end of the screw rod (2), the extension rod (4) comprises a first connecting seat (41), a first supporting rod (42), an adjusting mechanism (43), a second supporting rod (44) and a second connecting seat (45), the first supporting rod (42) is arranged at the bottom end of the first connecting seat (41), the bottom of first branch (42) is provided with adjustment mechanism (43), the bottom of adjustment mechanism (43) is provided with second branch (44), the bottom of second branch (44) is provided with second connecting seat (45).

2. The bail-type pinless butterfly valve of claim 1, wherein: the adjusting mechanism (43) comprises a first threaded column (431), a rotating part (432) and a second threaded column (433), wherein the rotating part (432) is arranged at the bottom end of the first threaded column (431), and the second threaded column (433) is arranged at the bottom end of the rotating part (432).

3. The bail-type pinless butterfly valve of claim 1, wherein: the valve body (6) is of a hollow cylinder structure, a round hole is formed in the surface side of the upper end of the valve body (6), and sealing materials are arranged on the periphery of the hole in the valve body (6).

4. The bail-type pinless butterfly valve of claim 1, wherein: the first supporting rod (42) and the second supporting rod (44) are both of a cylindrical structure with a hollow inner part, and a thread groove is formed in the periphery of the first supporting rod (42) and the second supporting rod (44) close to the adjusting mechanism (43).

5. The bail-type pinless butterfly valve of claim 1, wherein: the screw rod (2) is of a vertical long strip-shaped cylindrical structure, and the screw rod (2) is fixedly connected with the valve plate (8).

6. The bail-type pinless butterfly valve of claim 1, wherein: the sealing gasket (7) is of a circular ring structure, the sealing gasket (7) is fixed on the surface sides of the front end and the rear end inside the valve body (6), and the section diameter of the sealing gasket (7) is larger than that of the valve plate (8).