CN219888745U

CN219888745U - Silt isolation type butterfly valve

Info

Publication number: CN219888745U
Application number: CN202321338107.8U
Authority: CN
Inventors: 纪文刚; 赵丹
Original assignee: Shandong Chengen Valve Technology Co ltd
Current assignee: Shandong Chengen Valve Technology Co ltd
Priority date: 2023-05-29
Filing date: 2023-05-29
Publication date: 2023-10-24
Anticipated expiration: 2033-05-29

Abstract

The utility model provides a silt isolation type butterfly valve, and relates to the field of valves. The silt isolation type butterfly valve comprises a valve body, wherein a valve rod is rotationally connected to the middle of the valve body, a valve plate is fixedly arranged on the outer surface of the valve rod inside the valve body, a rotary magnetic sheet is fixedly arranged on one side of the valve plate, an inlet cavity is connected and penetrates through the inlet end of the valve body, a placement hole is formed in the top end of the inlet cavity, and a sealing frame is fixedly arranged on the outer surface of the inlet cavity, which is located on the outer side of the placement hole. This silt isolation butterfly valve can drive the valve plate through rotatory valve rod and rotate for the valve plate is in closed state, and rotatory magnetic sheet on the valve plate aligns with the slip magnetic sheet, and then can extrude sealing plug platform and pass through the hole closure, thereby can stop the flow of liquid, takes off sealed top cap this moment, with the fixed frame separation of filter screen, changes new filter screen, thereby can not have liquid outflow when changing the filter screen.

Description

Silt isolation type butterfly valve

Technical Field

The utility model relates to the technical field of valves, in particular to a sediment isolation type butterfly valve.

Background

The butterfly valve is characterized in that the closing member is a disc, and the valve which rotates around the valve shaft to be opened and closed can be used for controlling the flow of various fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like.

When the valve is used, sand and stone are usually carried in the slurry, and when the sand and stone enter the valve body, the valve plate is easily damaged, the filtering device is additionally arranged before the sand and stone enter the valve body, but the filtering device needs to be replaced at regular time, and liquid leakage easily occurs in the replacement process.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a silt isolation type butterfly valve, which solves the problems in the background art.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a silt isolation butterfly valve, includes the valve body, the middle part of valve body rotates and is connected with the valve rod, and the valve rod is located the inside surface mounting of valve body has the valve plate, and one side fixed mounting of valve plate has rotatory magnetic sheet, the entrance point of valve body is connected and has link up there is the inlet chamber, and the locating hole has been seted up on the top of inlet chamber, the surface of inlet chamber is located the outside fixed mounting of locating hole has sealed frame, and sealed top cap has been cup jointed to sealed surface of sealed frame, through bolt-up between sealed top cap and the sealed frame, the standing groove has been seted up to the interior grafting of standing groove, and the upper surface of standing plate is close to one side fixed mounting of valve body has the fixed frame, and the surface of fixed frame has cup jointed the filter screen, and the standing groove top is located one side fixed mounting that the filter screen kept away from the valve body has the limiting plate, and the inside sliding connection through the hole has the sealing plug platform, and the middle part fixed mounting of sealing plug platform has the center pin, and one side fixed mounting that the center pin is close to the valve body has the sliding magnetic plate, and the sliding magnetic plate aligns with rotatory magnetic sheet, and one side that the sliding magnetic plate was kept away from the sliding plate.

Preferably, a stepped groove is formed in one side, far away from the valve body, of the upper surface of the mounting hole, and a sealing plate is placed above the stepped groove and is located below the sealing top cover.

Preferably, the number of the through holes is a plurality, and the plurality of the through holes are distributed equidistantly.

Preferably, the two sides of the central shaft are provided with connecting frames, the plurality of central shafts are uniformly connected with the same connecting frame, and the extruding plate and the sliding magnetic plate are fixedly arranged on the surface of the connecting frame.

Preferably, one end of the inlet cavity far away from the valve body is connected with and penetrates through a feeding pipe, and the diameter of the feeding pipe is the same as that of the outlet end of the valve body.

Preferably, the cross section of the fixed frame is semi-annular, and the center of the fixed frame coincides with the center of the valve plate.

The utility model has the following beneficial effects:

1. this silt isolation butterfly valve can drive the valve plate through rotatory valve rod and rotate for the valve plate is in closed state, and rotatory magnetic sheet on the valve plate aligns with the slip magnetic sheet, and then can extrude sealing plug platform and pass through the hole closure, thereby can stop the flow of liquid, takes off sealed top cap this moment, with the fixed frame separation of filter screen, changes new filter screen, thereby can not have liquid outflow when changing the filter screen.

2. This silt isolation butterfly valve, the step groove has been seted up to one side that the upper surface of locating hole was kept away from the valve body, and the closing plate has been placed to the top in step groove, and the closing plate is located the below of sealed top cap, can be convenient for install the board of placing through such setting.

Drawings

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

FIG. 2 is a schematic diagram of the valve body connection of the present utility model;

FIG. 3 is a schematic view of the inlet chamber of the present utility model in semi-section;

fig. 4 is a schematic view of the connection of the placement plate according to the present utility model.

The valve comprises a valve body-1, a valve rod-2, a valve plate-3, a rotary magnetic sheet-4, an inlet cavity-5, a mounting hole-6, a sealing frame-7, a sealing top cover-8, a placing groove-9, a placing plate-10, a fixing frame-11, a filter screen-12, a limiting plate-13, a through hole-14, a sealing plug table-15, a central shaft-16, a sliding magnetic plate-17, a squeezing plate-18, a stepped groove-19, a connecting frame-20, a feeding pipe-21 and a sealing plate-22.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The embodiment of the utility model provides a silt isolation type butterfly valve, which comprises the following components:

the first embodiment, as shown in fig. 1-4, includes a valve body 1, the middle part of the valve body 1 is rotationally connected with a valve rod 2, the valve rod 2 is located at the inner outer surface of the valve body 1 and fixedly provided with a valve plate 3, one side of the valve plate 3 is fixedly provided with a rotary magnetic sheet 4, the inlet end of the valve body 1 is connected with and penetrates through an inlet cavity 5, one end of the inlet cavity 5 far away from the valve body 1 is connected with and penetrates through a feed pipe 21, the diameter of the feed pipe 21 is the same as the diameter of the outlet end of the valve body 1, and through the arrangement, the balance of the inlet flow and the outlet flow can be ensured.

The top of inlet chamber 5 has been seted up and has been settled hole 6, the surface in inlet chamber 5 is located the outside fixed mounting of settling hole 6 has sealed frame 7, sealed top cap 8 has been cup jointed to sealed frame 7's surface, pass through bolt-up between sealed top cap 8 and the sealed frame 7, standing groove 9 has been seted up to the interior bottom wall in inlet chamber 5 in the below of settling hole 6, the inside grafting of standing groove 9 has place board 10, one side fixed mounting that the upper surface of placing board 10 is close to valve body 1 has fixed frame 11, the cross-sectional shape of fixed frame 11 is the semicircle, the center of fixed frame 11 coincides with the center of valve plate 3, can reduce the space that the device occupy through such setting.

The filter screen 12 has been cup jointed to the surface of fixed frame 11, and the standing groove 9 top is located the filter screen 12 and keeps away from one side fixed mounting of valve body 1 and has had limiting plate 13, and through hole 14 has been seted up on limiting plate 13's surface, and the quantity of through hole 14 is a plurality of, and a plurality of through hole 14 equidistance distribute.

A sealing plug table 15 is slidably connected to the inside of the hole 14, a central shaft 16 is fixedly installed in the middle of the sealing plug table 15, a sliding magnetic plate 17 is fixedly installed on one side, close to the valve body 1, of the central shaft 16, the sliding magnetic plate 17 is aligned with the rotary magnetic sheet 4, and an extrusion plate 18 is fixedly installed on one side, far away from the sliding magnetic plate 17, of the central shaft 16. The two sides of the central shaft 16 are provided with the connecting frames 20, a plurality of central shafts 16 are uniformly connected with the same connecting frame 20, the squeeze plate 18 and the sliding magnetic plate 17 are fixedly arranged on the surface of the connecting frame 20, and through the arrangement, the resistance of the liquid flowing space in flowing can be greatly reduced.

The upper surface of the mounting hole 6 is provided with a stepped groove 19 on a side away from the valve body 1, a sealing plate 22 is placed above the stepped groove 19, and the sealing plate 22 is positioned below the seal top cover 8, and by such arrangement, the mounting and placement of the plate 10 can be facilitated.

When using, can drive valve plate 3 rotatory through rotatory valve rod 2 for valve plate 3 is in the closed state, and rotatory magnetic sheet 4 on the valve plate 3 aligns with slip magnetic sheet 17, and then can extrude sealing plug platform 15 and pass through the hole closure, thereby can stop the flow of liquid, takes off sealed top cap 8 this moment, separates filter screen 12 fixed frame 11, changes new filter screen 12, thereby can not have the liquid outflow when changing the filter screen.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 silt isolation type butterfly valve, includes valve body (1), its characterized in that: the middle part of valve body (1) rotates and is connected with valve rod (2), and valve rod (2) are located inside surface fixed mounting of valve body (1) and have valve plate (3), and one side fixed mounting of valve plate (3) has rotatory magnetic sheet (4), the entrance point of valve body (1) is connected and is link up and have import chamber (5), and settling hole (6) have been seted up on the top of import chamber (5)

The outer surface of the inlet cavity (5) is positioned outside the mounting hole (6) and fixedly provided with a sealing frame (7), the outer surface of the sealing frame (7) is sleeved with a sealing top cover (8), and the sealing top cover (8) and the sealing frame (7) are fastened through bolts;

the utility model discloses a sealing plug, including valve body (1), recess (14) are offered on the inner bottom wall of import chamber (5), recess (9) are offered to the below of locating hole (6), recess (9) are pegged graft in the inside has place board (10), one side fixed mounting that the upper surface of placing board (10) is close to valve body (1) has fixed frame (11), filter screen (12) have been cup jointed to the surface of fixed frame (11), one side fixed mounting that the filter screen (12) was kept away from to recess (9) top end is located valve body (12) has limiting plate (13), through hole (14) have been offered on the surface of limiting plate (13), inside sliding connection through hole (14) has sealing plug platform (15), the middle part fixed mounting of sealing plug platform (15) has center pin (16), one side fixed mounting that center pin (16) are close to valve body (1) has slip magnetic plate (17), one side fixed mounting that slip magnetic plate (17) are kept away from slip magnetic plate (18) with rotatory magnetic sheet (4).

2. The silt isolation butterfly valve of claim 1 wherein: a stepped groove (19) is formed in one side, far away from the valve body (1), of the upper surface of the mounting hole (6), a sealing plate (22) is arranged above the stepped groove (19), and the sealing plate (22) is located below the sealing top cover (8).

3. The silt isolation butterfly valve of claim 1 wherein: the number of the through holes (14) is multiple, and the through holes (14) are distributed equidistantly.

4. A silt isolation butterfly valve according to claim 3, wherein: the two sides of the central shafts (16) are provided with connecting frames (20), the plurality of central shafts (16) are uniformly connected with the same connecting frame (20), and the extruding plate (18) and the sliding magnetic plate (17) are fixedly arranged on the surface of the connecting frame (20).

5. The silt isolation butterfly valve of claim 1 wherein: one end of the inlet cavity (5) far away from the valve body (1) is connected with and penetrates through a feeding pipe (21), and the diameter of the feeding pipe (21) is the same as the diameter of the outlet end of the valve body (1).

6. The silt isolation butterfly valve of claim 1 wherein: the cross section of the fixing frame (11) is semi-annular, and the center of the fixing frame (11) is overlapped with the center of the valve plate (3).