CN218094277U

CN218094277U - Electric butterfly valve convenient to overhaul

Info

Publication number: CN218094277U
Application number: CN202222088248.0U
Authority: CN
Inventors: 蔡少强; 黄秀娟
Original assignee: Tianjin Kaiteli Valve Co ltd
Current assignee: Tianjin Kaiteli Valve Co ltd
Priority date: 2022-08-09
Filing date: 2022-08-09
Publication date: 2022-12-20
Anticipated expiration: 2032-08-09

Abstract

The utility model discloses an electric butterfly valve convenient for maintenance, which comprises a valve body, wherein a fixing clamp is arranged at the top of the valve body, a connecting frame is arranged at the top of the fixing clamp, a working part is arranged at the top of the connecting frame, a sealing lantern ring is arranged inside the valve body, and two sections of the valve body are provided with connecting flanges; fix the inside at the valve body through splint with the working part, fill in the opening at valve body top through sealed the pad, it is sealed with the open-top at valve body, when overhauing, through demolising the bolt of installing on the fixed block, make two splint cancellation fixed, through connecting the rotatory splint of pivot, can make the opening at valve body top open, make the staff need not to overhaul the inner structure of valve body with whole follow pipeline of valve and pull down, simultaneously through demolising the bolt on connecting plate and the link, can separate connecting plate and link, and then take out the sealing washer, valve rod and valve plate pass through the opening at valve body top, thereby reach the technological effect of easy access.

Description

Electric butterfly valve convenient to overhaul

Technical Field

The utility model relates to an electric butterfly valve field especially relates to an electric butterfly valve convenient to overhaul.

Background

The electric butterfly valve belongs to one of electric valves and electric regulating valves. The electric butterfly valve mainly has the following connection modes: flange and wafer type; the electric butterfly valve mainly has the following sealing forms: rubber seals and metal seals. The electric butterfly valve controls the opening and closing of the butterfly valve through a power supply signal. The product can be used as a shut-off valve, a control valve and a check valve of a pipeline system. The manual control device is attached, so that once a power failure occurs, the manual operation can be temporarily carried out, and the use is not influenced.

In order to guarantee the normal work that electric butterfly valve can be stable for a long time in the pipeline, the staff need often overhaul electric butterfly valve, traditional electric butterfly valve is because the valve body is whole fixed knot structure, the inside working part of butterfly valve is installed inside the valve body, unable direct disassembly and taking out, the operating condition who discovers electric butterfly valve when overhauing appears unusually, and when the unable direct determination exception reason in the outside, often only can be through dismantling the butterfly valve is whole from the pipeline, could overhaul internal structure, the operation is numerous and diverse and inconvenient, for improving this problem, consequently, provide an electric butterfly valve convenient to overhaul.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides an electric butterfly valve convenient to overhaul, which produces the technical effect of convenient to overhaul.

In order to solve the technical problem, the utility model provides a following technical scheme: an electric butterfly valve convenient to overhaul comprises a valve body, wherein a fixing clamp is arranged at the top of the valve body, a connecting frame is arranged at the top of the fixing clamp, a working part is arranged at the top of the connecting frame, a sealing sleeve ring is arranged inside the valve body, and two sections of the valve body are provided with connecting flanges;

the fixing clamp comprises a clamping plate, a connecting rotating shaft arranged at the bottom of the clamping plate, a fixing block arranged at the top of the clamping plate and a sealing gasket arranged on the inner side of the clamping plate; the working part comprises a connecting plate, a valve rod penetrating through the connecting plate, a valve plate arranged on the outer side of the valve rod and a sealing ring wrapped on the outer side of the valve plate.

As a preferred technical scheme of the utility model, the valve body top is provided with the opening, the link is provided with two places, and the symmetry sets up in valve body open-top's both sides, and a body structure of link and valve body for casting becomes.

As a preferred technical scheme of the utility model, splint set up to the fourth ring structure, the splint symmetry is provided with two to the parcel is in the opening outside at the valve body top, connect pivot and splint fixed connection to and connect two sections swing joint of opening at pivot and valve body top.

As a preferred technical scheme of the utility model, fixed block and splint fixed connection, be provided with the screw hole on the fixed block, and the sealed outside of filling up and the inboard fixed connection of splint.

As a preferred technical scheme of the utility model, the connecting plate both ends are provided with the fluting, the fluting at connecting plate both ends is corresponding with the shape size of link, and the both sides of connecting plate are provided with the screw hole.

As an optimal technical scheme of the utility model, the valve rod passes the center of connecting plate and the hole at seal ring top, the valve plate nestification is in the outside of valve rod to and valve plate and valve rod fixed connection.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

1. the utility model discloses a splint fix the work portion in the inside of valve body, two fixed blocks pass through bolted connection fixedly, make two splint closure and fixed, fill in the opening at valve body top through sealed the pad, seal the top opening of valve body, when overhauing, through dismantling the bolt of installing on the fixed block, make two splint cancellation fixed, through connecting the rotatory splint of pivot, can make the opening at valve body top open, make the staff need not to pull down the valve whole from the pipeline and can overhaul the inner structure of valve body, simultaneously through dismantling the bolt on connecting plate and the link, can separate connecting plate and link, and then take out sealing washer, valve rod and valve plate through the opening at valve body top, further convenient maintenance and maintenance, thereby reach the technological effect of convenient maintenance;

2. the utility model discloses a sealed lantern ring sets up the inside at the valve body, keep the inside leakproofness of valve body, and flange and valve body fixed knot structure as integrated into one piece, the valve body passes through flange connection to in the pipeline, the inside of valve body is installed to the opening at work part through the valve body top, the fluting nestification that the connecting plate passes through both ends is on the link, and it is fixed with the link to pass through the bolt, when installing in the valve body, the outside of sealing washer closely laminates with the inner wall of valve body and the sealed inner wall that fills up, make valve body and sealing washer and splint and sealed the pad keep the leakproofness after the installation is fixed, reach the technological effect who improves each parts combination back valve overall structure's leakproofness.

Drawings

Fig. 1 is a complete structural schematic diagram of the present invention;

FIG. 2 is a view showing the structure of the explosion view of the present invention;

fig. 3 is a partial sectional structural view of the present invention.

Wherein: 1. a valve body; 2. a fixing clip; 3. a connecting frame; 4. a working portion; 5. a sealing collar; 6. a connecting flange; 21. a splint; 22. connecting the rotating shaft; 23. a fixed block; 24. a gasket; 41. a connecting plate; 42. a valve stem; 43. a valve plate; 44. and (5) sealing rings.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

The embodiment is as follows:

as shown in fig. 1-3, an electric butterfly valve convenient to overhaul comprises a valve body 1, wherein a fixing clamp 2 is arranged at the top of the valve body 1, a connecting frame 3 is arranged at the top of the fixing clamp 2, a working part 4 is arranged at the top of the connecting frame 3, a sealing lantern ring 5 is arranged inside the valve body 1, and two sections of the valve body 1 are provided with connecting flanges 6; the fixing clamp 2 comprises a clamping plate 21, a connecting rotating shaft 22 arranged at the bottom of the clamping plate 21, a fixing block 23 arranged at the top of the clamping plate 21 and a sealing gasket 24 arranged at the inner side of the clamping plate 21; the working part 4 comprises a connecting plate 41, a valve rod 42 penetrating through the connecting plate 41, a valve plate 43 arranged outside the valve rod 42, and a sealing ring 44 wrapped outside the valve plate 43, the sealing ring is arranged inside the valve body 1 through a sealing sleeve ring 5 to maintain the sealing performance inside the valve body 1, and the connecting flange 6 and the valve body 1 are of an integrally formed fixing structure, and the valve body 1 is connected into a pipeline through the connecting flange 6.

In other embodiments, the top of the valve body 1 is provided with an opening, the connecting frame 3 is provided with two positions and symmetrically arranged at two sides of the top opening of the valve body 1, the connecting frame 3 and the valve body 1 are cast into a whole, and the working part 4 is installed inside the valve body 1 through the opening at the top of the valve body 1.

In other embodiments, the clamping plate 21 is configured as a quarter ring structure, two positions of the clamping plate 21 are symmetrically arranged and are wrapped outside the opening at the top of the valve body 1, the connecting rotating shaft 22 is fixedly connected with the clamping plate 21, the connecting rotating shaft 22 is movably connected with two sections of the opening at the top of the valve body 1, the clamping plate 21 can rotate at two sides of the opening at the top of the valve body 1 through the connecting rotating shaft 22, and the working part 4 is fixed inside the valve body 1 through the clamping plate 21.

In other embodiments, the fixing block 23 is fixedly connected with the clamping plate 21, a threaded hole is formed in the fixing block 23, the outer side of the sealing gasket 24 is fixedly connected with the inner side of the clamping plate 21, the fixing block 23 and the clamping plate 21 are of an integrally formed integral structure, the two fixing blocks 23 are fixedly connected through bolts, the two clamping plates 21 are closed and fixed, the sealing gasket 24 is filled in an opening in the top of the valve body 1, and the opening in the top of the valve body 1 is sealed.

In other embodiments, the connecting plate 41 has slots at both ends, the slots at both ends of the connecting plate 41 correspond to the shape and size of the connecting frame 3, and the connecting plate 41 has threaded holes at both sides, the connecting plate 41 is nested on the connecting frame 3 through the slots at both ends, and the connecting plate 41 is fixed to the connecting frame 3 through bolts.

In other embodiments, the valve rod 42 passes through the center of the connecting plate 41 and the hole at the top of the sealing ring 44, the valve plate 43 is nested on the outer side of the valve rod 42, and the valve plate 43 is fixedly connected with the valve rod 42, when the valve plate is installed in the valve body 1, the outer side of the sealing ring 44 is tightly attached to the inner wall of the valve body 1 and the inner wall of the sealing gasket 24, so that the valve body 1 and the sealing ring 44, and the clamping plate 21 and the sealing gasket 24 maintain the sealing performance after the installation and the fixation.

The utility model discloses a theory of operation: when the sealing device is used, the sealing sleeve ring 5 is arranged inside the valve body 1 to keep the sealing performance inside the valve body 1, the connecting flange 6 and the valve body 1 are of an integrally formed fixing structure, the valve body 1 is connected into a pipeline through the connecting flange 6, the working part 4 is installed inside the valve body 1 through an opening at the top of the valve body 1, the connecting plate 41 is nested on the connecting frame 3 through grooves at two ends, and the connecting plate 41 and the connecting frame 3 are fixed through bolts, when the sealing device is installed inside the valve body 1, the outer side of the sealing ring 44 is tightly attached to the inner wall of the valve body 1 and the inner wall of the sealing gasket 24, so that the sealing performance is kept after the valve body 1, the sealing ring 44, the clamping plate 21 and the sealing gasket 24 are installed and fixed, the clamping plate 21 can rotate at two sides of the opening at the top of the valve body 1 through the connecting rotating shaft 22, and the working part 4 is fixed inside the valve body 1 through the clamping plate 21, two fixed blocks 23 pass through bolted connection fixedly, make two splint 21 closed and fixed, fill in the opening at valve body 1 top through sealed pad 24, top opening with valve body 1 is sealed, when overhauing, through demolising the bolt of installing on fixed block 23, make two splint 21 cancellation fixed, through connecting the rotatory splint 21 of pivot 22, can make the opening at valve body 1 top open, make the staff need not to pull down the valve is whole can overhaul the inner structure of valve body 1 from the pipeline, simultaneously through demolising the bolt on connecting plate 41 and the link 3, can separate connecting plate 41 and link 3, and then take out sealing washer 44, valve rod 42 and valve plate 43 through the opening at valve body 1 top, further make things convenient for maintenance and maintenance.

In the present application, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation of the first and second features not being in direct contact, but being in contact with another feature between them. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an electric butterfly valve convenient to overhaul, includes valve body (1), its characterized in that: a fixing clamp (2) is arranged at the top of the valve body (1), a connecting frame (3) is arranged at the top of the fixing clamp (2), a working part (4) is arranged at the top of the connecting frame (3), a sealing sleeve ring (5) is arranged in the valve body (1), and connecting flanges (6) are arranged at two sections of the valve body (1);

the fixing clamp (2) comprises a clamping plate (21), a connecting rotating shaft (22) arranged at the bottom of the clamping plate (21), a fixing block (23) arranged at the top of the clamping plate (21), and a sealing gasket (24) arranged on the inner side of the clamping plate (21); the working part (4) comprises a connecting plate (41), a valve rod (42) penetrating through the connecting plate (41), a valve plate (43) arranged on the outer side of the valve rod (42), and a sealing ring (44) wrapped on the outer side of the valve plate (43).

2. An electric butterfly valve convenient to overhaul as claimed in claim 1, wherein: the valve body (1) top is provided with the opening, link (3) are provided with two, and the symmetry sets up in valve body (1) open-top's both sides, and link (3) and valve body (1) are cast integrative structure.

3. An electric butterfly valve convenient to overhaul as claimed in claim 1, wherein: splint (21) set up to quarter loop configuration, splint (21) symmetry is provided with two to the parcel is in the opening outside at valve body (1) top, connect pivot (22) and splint (21) fixed connection to and connect two sections swing joint of opening at pivot (22) and valve body (1) top.

4. An electric butterfly valve convenient to overhaul as claimed in claim 1, wherein: fixed block (23) and splint (21) fixed connection, be provided with the screw hole on fixed block (23), and the inboard fixed connection of the outside of sealed pad (24) and splint (21).

5. An electric butterfly valve convenient to overhaul as claimed in claim 1, wherein: the connecting plate is characterized in that open grooves are formed in two ends of the connecting plate (41), the open grooves in the two ends of the connecting plate (41) correspond to the connecting frame (3) in shape and size, and threaded holes are formed in two sides of the connecting plate (41).

6. An electric butterfly valve convenient to overhaul as claimed in claim 1, wherein: the valve rod (42) penetrates through the center of the connecting plate (41) and a hole in the top of the sealing ring (44), the valve plate (43) is nested on the outer side of the valve rod (42), and the valve plate (43) is fixedly connected with the valve rod (42).