CN220134629U - Hard seal butterfly valve - Google Patents

Abstract

The utility model belongs to the technical field of valves, and discloses a hard sealing butterfly valve which comprises a butterfly valve body, wherein a filter assembly is arranged in the butterfly valve body; the top and the bottom of the fixing seat are provided with limit grooves, the inside of the fixing seat is provided with a through rotating groove and a groove, one side of the fixing seat is connected with a connecting seat, a filter screen is arranged on one side of the outside of the connecting seat, two symmetrical rotating plates are arranged on the outer side of the connecting seat, one side of each rotating plate is provided with a limit plate, the limit plates are matched with the limit grooves in size, the limit plates are positioned in the grooves, and the rotating plates are positioned in the positions of the rotating grooves; the filter screen is arranged to filter impurities in the water flow and discharge a water source containing the impurities from the discharge pipe; the device can effectively prevent sediment from penetrating into the valve body, and avoid abrasion of the valve rod and influence on normal use of the valve; after the filter screen is used for a long time, the filter screen can be quickly installed and replaced, and convenience is brought to staff.

Description

Hard seal butterfly valve

Technical Field

The utility model relates to the technical field of valves, in particular to a hard sealing butterfly valve.

Background

The valve is a pipeline accessory for controlling the flow of a pipeline switch and a medium in a pipeline, and is divided into a plurality of types according to the application occasions and the internal structures of the valve, wherein a hard seal butterfly valve is a common valve, a sealing element of the valve is in a disc-shaped structure, and the opening and the closing of the valve are controlled by controlling the rotation of the sealing element around the axis of the sealing element.

The water source is located the valve and carries, probably contains silt or other impurity in the water source of carrying, and current hard seal butterfly valve is inconvenient filters silt or other impurity, permeates very easily between valve rod and the disk seat, leads to valve rod rotation to be hindered, influences the use of valve.

In order to solve the problems, the utility model provides a hard sealing butterfly valve.

Disclosure of Invention

The utility model provides a hard sealing butterfly valve which adopts the following technical scheme:

a hard sealing butterfly valve comprises a butterfly valve body, wherein a filter assembly is arranged in the butterfly valve body;

the filter component comprises a fixed seat arranged in the butterfly valve body, limit grooves are formed in the top and the bottom of the fixed seat, a through rotating groove and a groove are formed in the fixed seat, a connecting seat is connected to one side of the fixed seat, a filter screen is arranged on one side of the outer portion of the connecting seat, two symmetrical rotating plates are arranged on the outer side of the connecting seat, one side of each rotating plate is provided with a limit plate, the limit plates are matched with the limit grooves in size, the limit plates are located in the grooves, and the rotating plates are located in the positions of the rotating grooves.

Through above-mentioned technical scheme, when the rotating plate is located the inside of changeing the groove and rotates, the limiting plate is located the inside of recess and rotates, when the limiting plate is located the position of spacing groove, can dismantle the filter screen.

Further, the inside of butterfly valve body just is located filtering component's bottom and is provided with row material pipe, the bottom threaded connection of row material pipe has the tube cap.

Through above-mentioned technical scheme, can be with rotatory unscrewing of tube cap through the setting of screw thread.

Further, the limit groove, the rotary groove and the groove are of an intercommunication structure, and two symmetrical first magnetic attraction stones are arranged in the fixing seat and located at the position of the groove.

Further, the connecting column is installed at the center of the inside of the connecting seat, and the bottom of the filter screen is provided with a blanking hole.

Through above-mentioned technical scheme, can rotate the connecting seat through the spliced pole.

Further, the positions of the blanking holes and the discharging pipes are corresponding, and the diameters of the blanking holes and the discharging pipes are the same.

Through the technical scheme, the filtered impurities can be discharged from the blanking hole and the discharging pipe.

Further, the second magnetic attraction stone is embedded in the limiting plate, and the second magnetic attraction stone and the first magnetic attraction stone are of a magnetic attraction structure.

Through above-mentioned technical scheme, when the stone is inhaled to second magnetism and first magnetism is inhaled the stone and is laminated mutually, can fix connecting seat and filter screen.

Further, fixing base and connecting seat laminate mutually, fixing base, filter screen and connecting seat are stainless steel.

Through above-mentioned technical scheme, fixing base, filter screen and connecting seat are stainless steel material, can improve life.

In summary, the utility model has the following beneficial technical effects:

(1) When water flows through the butterfly valve body, impurities in the water flow can be filtered through the filter screen, a water source containing the impurities after the filtration is positioned at the position of the discharge pipe, the water source containing the impurities can be discharged from the discharge pipe by screwing off the rotary pipe cover; can prevent effectively through this structure that sediment infiltration valve body from, avoid causing valve rod wearing and tearing and influence valve normal use, and the water source that contains the impurity can discharge, prevents that too much impurity from blockking up the filter screen.

(2) After the filter screen is used for a long time, the filter screen can be replaced, the filter screen is prevented from being replaced for a long time, the filter effect is prevented from being affected, the replacement mode is simple and convenient, the filter screen can be installed and replaced rapidly, and convenience is brought to staff.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a filter assembly of the present utility model;

FIG. 3 is an interior view of a filter assembly of the present utility model;

FIG. 4 is an exploded view of a first view of the filter assembly of the present utility model;

fig. 5 is an exploded view of a second view of the filter assembly of the present utility model.

The reference numerals in the figures illustrate:

1. a butterfly valve body; 2. a filter assembly; 3. a discharge pipe; 4. a tube cover; 21. a fixing seat; 22. a limit groove; 23. a rotary groove; 24. a groove; 25. a first magnetic stone; 26. a filter screen; 27. a connecting seat; 28. a connecting column; 29. a blanking hole; 210. a rotating plate; 211. a limiting plate; 212. and a second magnetic attraction stone.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements 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 utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Examples:

the embodiment of the utility model discloses a hard sealing butterfly valve, referring to fig. 1, which comprises a butterfly valve body 1, wherein a filter assembly 2 is arranged in the butterfly valve body 1, a discharge pipe 3 is arranged in the butterfly valve body 1 and positioned at the bottom of the filter assembly 2, and a pipe cover 4 is connected with the bottom of the discharge pipe 3 in a threaded manner;

when the pipe cover 4 is in threaded connection with the bottom of the discharge pipe 3, a water source containing impurities is positioned in the discharge pipe 3, and when the pipe cover 4 is screwed off by the threads, the water source is discharged from the discharge pipe 3;

referring to fig. 2, 3, 4 and 5, the filter assembly 2 includes a fixed seat 21 mounted in the butterfly valve body 1, limiting grooves 22 are formed at the top and bottom of the fixed seat 21, a through rotating groove 23 and a groove 24 are formed in the fixed seat 21, the limiting grooves 22, the rotating groove 23 and the groove 24 are in an intercommunication structure, two symmetrical first magnetic attraction stones 25 are arranged in the fixed seat 21 and at the position of the groove 24, one side of the fixed seat 21 is connected with a connecting seat 27, the fixed seat 21 is attached to the connecting seat 27, a filter screen 26 is mounted on one side of the outer part of the connecting seat 27, a connecting column 28 is mounted at the center of the inner part of the connecting seat 27, the bottom of the filter screen 26 is provided with a blanking hole 29, the blanking hole 29 corresponds to the discharging pipe 3 in position, the diameters of the blanking hole 29 and the discharging pipe 3 are the same, two symmetrical rotating plates 210 are arranged on the outer side of the connecting seat 27, a limiting plate 211 is arranged on one side of the rotating plate 210, the limiting plate 211 is matched with the limiting groove 22 in size, the limiting plate 211 is positioned in the groove 24, the rotating plate 210 is positioned in the groove 23, a second magnetic stone 212 is embedded in the limiting plate 211, the second magnetic stone 212 and the first magnetic stone 25 are of a magnetic structure, and the fixing seat 21, the filter screen 26 and the connecting seat 27 are made of stainless steel;

the filter screen 26 passes through the fixing seat 21, then two limiting plates 211 are positioned in the positions of two limiting grooves 22, one side of the connecting seat 27 is attached to one side of the fixing seat 21, and when the limiting plates 211 are positioned in the positions of the limiting grooves 22 and then positioned in the grooves 24 for rotation, the connecting seat 27 can be fixed.

The implementation principle of the embodiment is as follows: when the butterfly valve body 1 is opened, water flows through the butterfly valve body 1, impurities in the water flow can be filtered through the filter assembly 2 through the filter screen 26, a clean water source flows out from the other end of the butterfly valve body 1, and the filtered water source containing the impurities is positioned at the position of the discharge pipe 3; the subsequent user closes the butterfly valve body 1, the water source stops flowing, the water source containing impurities flows into the discharging pipe 3 from the blanking hole 29, the pipe cover 4 is rotated to unscrew the water source, and the water source containing impurities is discharged from the discharging pipe 3;

when the filter screen 26 needs to be replaced subsequently, a user only needs to hold the connecting column 28 and then rotate, at this time, the connecting column 28 drives the filter screen 26 and the connecting seat 27 to rotate, the rotating plate 210 and the limiting plate 211 are respectively positioned in the rotating groove 23 and the groove 24 to rotate, so that the second magnetic attraction stone 212 and the first magnetic attraction stone 25 are separated, and when the two limiting plates 211 are positioned in the positions of the two limiting grooves 22, the filter screen 26 and the connecting seat 27 can be detached; when the installation is needed subsequently, the filter screen 26 is inserted into the fixing seat 21 through the handheld connecting column 28, the two limiting plates 211 arranged on one side of the connecting seat 27 are positioned in the positions of the two limiting grooves 22, then the two limiting plates rotate, the rotating plate 210 and the limiting plates 211 are respectively positioned in the rotating grooves 23 and the grooves 24 to rotate until the second magnetic stone 212 and the first magnetic stone 25 are attached, and the filter screen 26 and the connecting seat 27 can be fixed.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (7)

1. The utility model provides a hard seal butterfly valve, includes butterfly valve body (1), its characterized in that: a filter assembly (2) is arranged in the butterfly valve body (1);

the filter assembly (2) comprises a fixing seat (21) arranged inside a butterfly valve body (1), limit grooves (22) are formed in the top and the bottom of the fixing seat (21), rotary grooves (23) and grooves (24) which are communicated with each other are formed in the fixing seat (21), a connecting seat (27) is connected to one side of the fixing seat (21), a filter screen (26) is arranged on one side of the outer portion of the connecting seat (27), two symmetrical rotary plates (210) are arranged on the outer side of the connecting seat (27), one side of each rotary plate (210) is provided with a limit plate (211), the limit plates (211) are matched with the limit grooves (22) in size, the limit plates (211) are located in the grooves (24), and the rotary plates (210) are located at the positions of the rotary grooves (23).

2. A hard seal butterfly valve according to claim 1, wherein: the butterfly valve is characterized in that a discharge pipe (3) is arranged in the butterfly valve body (1) and located at the bottom of the filter assembly (2), and a pipe cover (4) is connected to the bottom of the discharge pipe (3) in a threaded manner.

3. A hard seal butterfly valve according to claim 1, wherein: the limiting groove (22), the rotating groove (23) and the groove (24) are of an intercommunication structure, and two symmetrical first magnetic attraction stones (25) are arranged in the fixing seat (21) and located at the position of the groove (24).

4. A hard seal butterfly valve according to claim 1, wherein: a connecting column (28) is arranged at the inner center of the connecting seat (27), and a blanking hole (29) is formed in the bottom of the filter screen (26).

5. A hard seal butterfly valve according to claim 4, wherein: the blanking holes (29) and the discharging pipe (3) are corresponding in position, and the diameters of the blanking holes (29) and the discharging pipe (3) are the same.

6. A hard seal butterfly valve according to claim 3, wherein: the second magnetic stone (212) is embedded in the limiting plate (211), and the second magnetic stone (212) and the first magnetic stone (25) are of a magnetic structure.

7. A hard seal butterfly valve according to claim 1, wherein: the fixing seat (21) is attached to the connecting seat (27), and the fixing seat (21), the filter screen (26) and the connecting seat (27) are made of stainless steel.