CN212273076U

CN212273076U - Leak-proof stop valve convenient to clearance impurity

Info

Publication number: CN212273076U
Application number: CN202020850239.9U
Authority: CN
Inventors: 曾学龙; 杨耿俊
Original assignee: Yancheng Stard Minli Valves Co ltd
Current assignee: Yancheng Stard Minli Valves Co ltd
Priority date: 2020-05-20
Filing date: 2020-05-20
Publication date: 2021-01-01
Anticipated expiration: 2030-05-20

Abstract

The utility model discloses a leak protection stop valve convenient to clearance impurity, including valve body, first raceway and second raceway, the inboard of valve body upper end is rotated and is connected with the screw thread valve rod, the lower extreme of screw thread valve rod adopts the mode of running through with the activity post to be connected, the lower extreme fixedly connected with sealing plug of activity post, the inboard fixedly connected with spacing ring at valve body middle part, the downside threaded connection of valve body has the lid, the upper end of spliced pole is connected with the lower fixed surface of filter tube, the equal block in the upper and lower both ends in the filter tube outside is connected with first sealing washer, the outside block of lid is connected with the second sealing washer, the inboard sliding connection of second sealing washer has the movable block. This leak protection stop valve convenient to clearance impurity is convenient for filter the collection to the impurity in the fluid, and the filter equipment's of being convenient for installation and dismantlement in addition, and the clearance of convenient follow-up impurity has improved the practicality of this stop valve.

Description

Leak-proof stop valve convenient to clearance impurity

Technical Field

The utility model relates to a stop valve correlation technique field specifically is a leak protection stop valve convenient to clearance impurity.

Background

The stop valve mainly plays a role in cutting, adjusting and throttling, has the advantages of reliable cutting function, long service life and the like as one of important cut-off valves, and is widely applied to the fields of chemical engineering, water conservancy and the like.

However, when the stop valve is used, the stop valve is not convenient for filtering and collecting impurities in the fluid, is not convenient for installing and disassembling the filtering device, is inconvenient for cleaning subsequent impurities, and reduces the practicability, so that the leak-proof stop valve convenient for cleaning impurities is provided to solve the problem provided by the above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a leak protection stop valve convenient to clearance impurity to the impurity of being not convenient for in the fluid that proposes in solving above-mentioned background art filters the collection, and the installation and the dismantlement of the filter equipment of being not convenient for in addition, and the clearance of inconvenient follow-up impurity has reduced the problem of practicality.

In order to achieve the above object, the utility model provides a following technical scheme: a leakage-proof stop valve convenient for impurity cleaning comprises a valve body, a first water delivery pipe and a second water delivery pipe, wherein the inner side of the upper end of the valve body is rotatably connected with a threaded valve rod, the upper end of the threaded valve rod is fixedly connected to the middle part of a rotating handle, the lower end of the threaded valve rod is connected with a movable column in a penetrating mode, a sealing ring is arranged at the joint of the lower end of the movable column and the valve body, the lower end of the movable column is fixedly connected with a sealing plug, the inner side of the middle part of the valve body is fixedly connected with a limiting ring, a first water delivery pipe is welded at the opening on the right side of the valve body, a second water delivery pipe is welded at the opening on the left side of the valve body, a cover body is in threaded connection with the lower side of the upper end of the cover body, a connecting column is clamped and connected with the lower surface of a filter, and the upside of filter tube passes through bolt fixedly connected with filter screen body, the outside block of lid is connected with the second sealing washer, and the inside left and right sides of lid has all seted up the fixed slot, the inboard sliding connection of second sealing washer has the movable block, and the downside fixedly connected with spring of movable block, the outside welding of spliced pole lower extreme has the fixed plate.

Preferably, the sealing plug forms a lifting structure in the inner side of the valve body, and the lower side of the sealing plug is attached to the limiting ring.

Preferably, the longitudinal section of the cover body is of a convex structure, and the cover body forms a dismounting structure on the valve body.

Preferably, the longitudinal section of the filter pipe is in an I-shaped structure, and the diameter sizes of the cross sections of the upper end and the lower end of the filter pipe are equal to the diameter size of the inner side of the valve body.

Preferably, the longitudinal section of the fixing groove is in an L-shaped structure, and the fixing groove is connected with the fixing plate in a clamping manner.

Preferably, the fixing plates are symmetrically arranged about a vertical central axis of the connecting column, and the fixing plates are vertically arranged on the connecting column.

Compared with the prior art, the beneficial effects of the utility model are that: the leakage-proof stop valve convenient for cleaning impurities is convenient for filtering and collecting the impurities in the fluid, is convenient for mounting and dismounting the filtering device, is convenient for cleaning the subsequent impurities, and improves the practicability;

1. the sealing device is provided with a first sealing ring, a first sealing ring is arranged at the joint of the filter pipe and the inner side wall of the valve body, a second sealing ring is arranged at the joint of the cover body and the lower end of the valve body, and the sealing performance is effectively improved through the arrangement of the first sealing ring and the second sealing ring;

2. the filter screen body is arranged, the longitudinal section of the filter pipe is of an I-shaped structure, the left side and the right side of the filter pipe are provided with the hole grooves, fluid enters the inner side of the filter pipe through the hole grooves and is filtered by the filter screen body, impurities in the fluid can be conveniently filtered and collected, and the practicability is improved;

3. be equipped with the fixed plate, the longitudinal section of fixed slot is "L" font structure, and the fixed slot adopts the mode of block to be connected with the fixed plate, and after fixed plate and fixed slot block, elastic deformation through the spring makes movable block and fixed plate also carry out the block, and the filter equipment's of being convenient for installation and dismantlement, and the clearance of convenient follow-up impurity.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the front cross-sectional structure of the connection between the connection post and the filtration tube of the present invention;

FIG. 3 is a schematic view of a side-view three-dimensional structure of the connection between the filtering pipe and the hole groove of the present invention;

fig. 4 is a schematic view of the side-looking three-dimensional profile structure of the cover body connected with the fixing groove of the present invention.

In the figure: 1. a valve body; 2. a threaded valve stem; 3. turning a handle; 4. a movable post; 5. a seal ring; 6. a sealing plug; 7. a limiting ring; 8. a first water delivery pipe; 9. a second water delivery pipe; 10. a cover body; 11. connecting columns; 12. a filter tube; 13. a hole groove; 14. a first seal ring; 15. a filter screen body; 16. a second seal ring; 17. fixing grooves; 18. a movable block; 19. a spring; 20. and (7) fixing the plate.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a leakage-proof stop valve convenient for cleaning impurities comprises a valve body 1, a threaded valve rod 2, a rotating handle 3, a movable column 4, a sealing ring 5, a sealing plug 6, a limiting ring 7, a first water delivery pipe 8, a second water delivery pipe 9, a cover body 10, a connecting column 11, a filter pipe 12, a hole groove 13, a first sealing ring 14, a filter screen body 15, a second sealing ring 16, a fixing groove 17, a movable block 18, a spring 19 and a fixing plate 20, wherein the inner side of the upper end of the valve body 1 is rotatably connected with the threaded valve rod 2, the upper end of the threaded valve rod 2 is fixedly connected to the middle part of the rotating handle 3, the lower end of the threaded valve rod 2 is connected with the movable column 4 in a penetrating manner, the sealing ring 5 is arranged at the joint of the lower end of the movable column 4 and the valve body 1, the lower end of the movable column 4 is fixedly connected with the sealing plug 6, the limiting ring, and the welding of the left opening part of valve body 1 has second raceway 9, the downside threaded connection of valve body 1 has lid 10, and the inboard block of lid 10 upper end is connected with spliced pole 11, the upper end of spliced pole 11 and the lower fixed surface of filter tube 12 are connected, and the hole groove 13 has all been seted up to the left and right sides of filter tube 12, the equal block in upper and lower both ends in the filter tube 12 outside is connected with first sealing washer 14, and the upside of filter tube 12 passes through bolt fixedly connected with filter screen body 15, the outside block of lid 10 is connected with second sealing washer 16, and the inside left and right sides of lid 10 has all seted up fixed slot 17, the inboard sliding connection of second sealing washer 16 has movable block 18, and the downside fixedly connected with spring 19 of movable block 18, the outside welding of spliced pole.

As shown in fig. 1 and 2, the sealing plug 6 forms a lifting structure on the inner side of the valve body 1, the lower side of the sealing plug 6 is attached to the limiting ring 7, a first sealing ring 14 is arranged at the joint of the filtering pipe 12 and the inner side wall of the valve body 1, a second sealing ring 16 is arranged at the joint of the cover body 10 and the lower end of the valve body 1, and the sealing performance is effectively improved by the arrangement of the first sealing ring 14 and the second sealing ring 16.

As shown in fig. 2 and 4, the longitudinal section of the cover body 10 is in a "convex" shape, and the cover body 10 forms a disassembly structure on the valve body 1, the longitudinal section of the fixing groove 17 is in an "L" shape, and the fixing groove 17 is connected with the fixing plate 20 in a clamping manner, the fixing plate 20 is symmetrically arranged about the vertical central axis of the connecting column 11, and the fixing plate 20 is vertically arranged on the connecting column 11, so that the filtering device is convenient to install and disassemble, and the subsequent impurities are convenient to clean.

As shown in the figure 3 and figure 2, the longitudinal section of the filtering pipe 12 is in an I-shaped structure, the diameter sizes of the cross sections of the upper end and the lower end of the filtering pipe 12 are equal to the diameter size of the inner side of the valve body 1, fluid enters the inner side of the filtering pipe 12 through the hole groove 13 and is filtered by the filter screen body 15, so that the impurities in the fluid can be conveniently filtered and collected, and the practicability is improved.

The working principle is as follows: when the leakage-proof stop valve convenient for cleaning impurities is used, as shown in attached figures 1 and 2, a sealing ring 5 is arranged at the joint of a movable column 4 and a valve body 1, a rotary handle 3 is screwed to rotate, a threaded valve rod 2 rotates at the inner side of the valve body 1, the movable column 4 drives a sealing plug 6 to move upwards at the inner side of the valve body 1, a second sealing ring 16 is opened after losing contact with a limiting ring 7, a first sealing ring 14 is arranged at the joint of a filter pipe 12 and the inner side wall of the valve body 1, fluid enters the inner side of the filter pipe 12 through a second water pipe 9 and a hole groove 13, the fluid is filtered by a filter screen body 15 and then is discharged through a first water pipe 8, when impurities are cleaned, as shown in attached figures 2, 3 and 4, a cover body 10 is screwed to rotate, the cover body 10 drives the second sealing ring 16 to lose contact with the valve body 1, and the filter pipe 12 is pulled out through the cover body, rotate filter tube 12, make spliced pole 11 rotate in the inboard of lid 10 to make fixed plate 20 slide in the inboard of fixed slot 17, the one end that movable block 18 is close to fixed plate 20 is the hemisphere structure, and fixed slot 17 rotates the back, makes movable block 18 and fixed plate 20 lose the connection, and makes spring 19 take place elastic deformation, accomplishes the clearance after dismantling filter tube 12, and this is the whole process that the leak protection stop valve that is convenient for clear up impurity used.

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

Claims

1. The utility model provides a leak protection stop valve convenient to clearance impurity, includes valve body (1), first raceway (8) and second raceway (9), its characterized in that: the inner side of the upper end of the valve body (1) is rotatably connected with a threaded valve rod (2), the upper end of the threaded valve rod (2) is fixedly connected with the middle part of the rotating handle (3), the lower end of the threaded valve rod (2) is connected with the movable column (4) in a penetrating manner, a sealing ring (5) is arranged at the joint of the lower end of the movable column (4) and the valve body (1), the lower end of the movable column (4) is fixedly connected with a sealing plug (6), the inner side of the middle part of the valve body (1) is fixedly connected with a limiting ring (7), a first water pipe (8) is welded at the opening on the right side of the valve body (1), a second water pipe (9) is welded at the opening on the left side of the valve body (1), a cover body (10) is in threaded connection with the lower side of the valve body (1), a connecting column (11) is clamped and connected with, and the left and right sides of filter tube (12) has all seted up hole groove (13), the equal block in upper and lower both ends in the filter tube (12) outside is connected with first sealing washer (14), and the upside of filter tube (12) passes through bolt fixedly connected with filter screen body (15), the outside block of lid (10) is connected with second sealing washer (16), and fixed slot (17) have all been seted up to the left and right sides of lid (10) inside, the inboard sliding connection of second sealing washer (16) has movable block (18), and downside fixedly connected with spring (19) of movable block (18), the outside welding of spliced pole (11) lower extreme has fixed plate (20).

2. A leak-proof shut-off valve convenient for cleaning impurities as claimed in claim 1, wherein: the sealing plug (6) forms a lifting structure on the inner side of the valve body (1), and the lower side of the sealing plug (6) is attached to the limiting ring (7).

3. A leak-proof shut-off valve convenient for cleaning impurities as claimed in claim 1, wherein: the longitudinal section of the cover body (10) is of a convex structure, and the cover body (10) forms a dismounting structure on the valve body (1).

4. A leak-proof shut-off valve convenient for cleaning impurities as claimed in claim 1, wherein: the longitudinal section of the filter pipe (12) is of an I-shaped structure, and the diameter sizes of the cross sections of the upper end and the lower end of the filter pipe (12) are equal to the diameter size of the inner side of the valve body (1).

5. A leak-proof shut-off valve convenient for cleaning impurities as claimed in claim 1, wherein: the longitudinal section of the fixing groove (17) is of an L-shaped structure, and the fixing groove (17) is connected with the fixing plate (20) in a clamping mode.

6. A leak-proof shut-off valve convenient for cleaning impurities as claimed in claim 1, wherein: the fixing plates (20) are symmetrically arranged about the vertical middle axis of the connecting column (11), and the fixing plates (20) are vertically arranged on the connecting column (11).