CN217030008U

CN217030008U - High-circulation fluorine-lined gate valve

Info

Publication number: CN217030008U
Application number: CN202220268149.8U
Authority: CN
Inventors: 李洪圆
Original assignee: Anhui Jack Corrosion Resistant Pump Valve Co ltd
Current assignee: Anhui Jack Corrosion Resistant Pump Valve Co ltd
Priority date: 2022-02-10
Filing date: 2022-02-10
Publication date: 2022-07-22
Anticipated expiration: 2032-02-10

Abstract

The utility model discloses a high-circulation fluorine-lined gate valve which comprises a valve body, wherein a fixed cylinder is arranged in the middle of the top surface of the valve body, the fixed cylinder penetrates through the middle of the top surface of the valve body and is fixedly connected with the valve body, a connecting cylinder is fixedly arranged on the top surface of the valve body, the fixed cylinder is positioned in the connecting cylinder, a sliding rod is arranged in the fixed cylinder in a sliding manner, a sealing cylinder is sleeved on the sliding rod, the sealing cylinder is sleeved on the outer wall of the fixed cylinder, a sealing ring is fixedly arranged on the inner top surface of the sealing cylinder, a rotating block is fixedly arranged at the top end of the sliding rod, a valve plate assembly is arranged at the bottom end of the sliding rod, a threaded rod is rotatably arranged at the top end of the rotating block, an adjusting rotating handle is fixedly arranged at the top end of the threaded rod, and a dirt cleaning assembly is arranged on the bottom surface of the valve body. The utility model not only has good sealing performance, but also is convenient for cleaning the interior of the valve body.

Description

High-circulation fluorine-lined gate valve

Technical Field

The utility model relates to the technical field of gate valves, in particular to a high-circulation fluorine-lined gate valve.

Background

A fluorine lined gate valve is one type of valve. The opening and closing member of the fluorine-lined gate valve is a gate plate, the moving direction of the gate plate is vertical to the fluid direction, and the gate valve can only be fully opened and fully closed and cannot be adjusted and throttled. The arrangement of the sealing surface can be divided into a wedge gate type gate valve and a parallel gate type gate valve.

The existing fluorine lining gate valve on the market has insufficient sealing performance of the gate valve, leakage of fluid can be caused frequently, meanwhile, along with long-time water flow, a part of precipitate can be precipitated on the inner bottom surface of the valve body, and the problem of blockage can be caused if the precipitate is not cleaned in time.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-flow fluorine-lined gate valve to solve the technical problem.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides a high circulation lining fluorine gate valve, includes the valve body, the top surface middle part of valve body is provided with the solid fixed cylinder, the solid fixed cylinder run through the top surface middle part of valve body and with the valve body rigid coupling, the top surface of valve body has set firmly the connecting cylinder, the solid fixed cylinder is located the connecting cylinder, it is provided with the slide bar to slide in the solid fixed cylinder, the cover is equipped with sealed cylinder on the slide bar, sealed cylinder jacket is established on the outer wall of solid fixed cylinder, the sealing ring has set firmly on the interior top surface of sealed cylinder, the top of slide bar has set firmly changeing the piece, the bottom of slide bar is provided with the valve plate subassembly, the top of changeing the piece is rotated and is provided with the threaded rod, the top of threaded rod has set firmly the regulation commentaries on classics hand, be provided with the subassembly of decontaminating on the bottom surface of valve body.

Preferably, a threaded hole is formed in the middle of the top surface of the connecting cylinder, and the threaded rod is located in the threaded hole and in threaded connection with the threaded hole.

Preferably, an expansion spring is arranged between the rotating block and the sealing cylinder, and the expansion spring is sleeved on the sliding rod.

Preferably, the valve plate subassembly includes the valve section of thick bamboo, the bottom rigid coupling of valve section of thick bamboo and slide bar, the disc has set firmly in the valve section of thick bamboo, the both ends of valve section of thick bamboo all communicate and have set firmly folding cover, two folding cover one that deviates from mutually serves and all has set firmly the rubber lid, every one side that the rubber lid is located the folding cover that corresponds all has set firmly the valve plate, every all evenly be provided with a plurality of adapting unit between valve plate and the disc.

Preferably, the connecting component comprises a sealing spring, the sealing spring is arranged between the disc and the valve plate, one end of the sealing spring is fixedly connected with the disc, and the other end of the sealing spring is fixedly connected with the valve plate.

Preferably, the trash removal component comprises a connecting block, the connecting block is arranged in the middle of the bottom surface of the valve body, the connecting block penetrates through the middle of the bottom surface of the valve body and is fixedly connected with the valve body, a threaded plug hole is formed in the connecting block and is communicated with the valve body, an inner hexagonal threaded plug is connected with the threaded plug in the threaded plug hole, a sealing plug is fixedly arranged at the top end of the inner hexagonal threaded plug, and the sealing plug is matched with the top end of the threaded plug hole.

Preferably, the outer walls of the left end and the right end of the valve body are respectively sleeved with a flange ring, and the flange rings are fixedly connected with the valve body.

Preferably, all set firmly the inside lining packing element on the inner wall about the valve body, every all set firmly the anticorrosive packing element on the inner wall of inside lining packing element.

The utility model has the beneficial effects that:

1. the bottom end of the valve barrel is driven to be in contact with the inner bottom surface of the valve body, the valve plate and the rubber cover are driven to slightly stretch under the self stretching force of the sealing spring, so that the folding cover is driven to stretch, the folding cover is arranged, a good waterproof effect can be achieved on the sealing spring, and meanwhile, a good full-closing function can be achieved through the arrangement of the double valve plates and the double rubber covers, so that good sealing performance is achieved;

2. according to the utility model, the lining rubber cylinder and the anti-corrosion rubber cylinder are sequentially arranged on the inner wall of the valve body, and the anti-rust paint can be coated on the outer wall of the valve body, so that not only is the pipeline on the inner wall of the valve body protected from corrosion conveniently, but also the outer wall of the valve body is protected from rust conveniently, and therefore, the service life of the valve body is prolonged;

3. when the rotating block is lifted, the telescopic spring is stretched, and meanwhile, under the stretching force of the telescopic spring, the sealing cylinder can be further driven to be sleeved on the fixed cylinder, so that the sealing ring is blocked at the gap of the fixed cylinder, and a good sealing effect can be achieved;

4. according to the utility model, the inner hexagonal threaded plug is driven to rotate along the thread of the threaded plug hole by rotating the wrench, so that the sealing plug is driven to leave the threaded plug hole, the middle part of the inner bottom surface of the valve body is sunken, precipitates can be precipitated at the position, and the cleaning operation is convenient by opening the sealing plug.

Drawings

FIG. 1 is a schematic front view of the present invention;

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

FIG. 3 is an enlarged view of the point A of FIG. 1 according to the present invention;

FIG. 4 is a schematic front view of the valve plate assembly of the present invention;

FIG. 5 is a schematic front view of the hexagonal socket head plug and the sealing plug of the present invention;

reference numerals: 1. a valve body; 2. a flange ring; 3. lining a rubber cylinder; 4. an anti-corrosion rubber cylinder; 5. adjusting the rotating hand; 6. a threaded rod; 7. a threaded hole; 8. a connecting cylinder; 9. rotating the block; 10. a slide bar; 11. a sealing cylinder; 12. a fixed cylinder; 13. a seal ring; 14. a tension spring; 15. a valve cylinder; 16. a seal spring; 17. a valve plate; 18. connecting blocks; 19. an inner hexagonal threaded plug; 20. sealing the plug; 21. a folding cover; 22. a rubber cover.

Detailed Description

The present invention will be further described with reference to the following detailed description and the accompanying drawings, which are provided for the purpose of illustrating the utility model and are not intended to limit the utility model to the particular embodiments disclosed. Other embodiments obtained by persons skilled in the art without making creative efforts based on the embodiments in the implementation belong to the protection scope of the utility model.

Specific embodiments of the present invention are described below with reference to the accompanying drawings.

Example 1

As shown in fig. 1-5, a high-flow fluorine lining gate valve comprises a valve body 1, lining rubber cylinders 3 are fixedly arranged on the left and right inner walls of the valve body 1, and an anti-corrosion rubber cylinder 4 is fixedly arranged on the inner wall of each lining rubber cylinder 3. Through setting firmly inside lining packing element 3, anticorrosive packing element 4 on the inner wall of valve body 1 in proper order, can scribble simultaneously and establish anti-rust paint on the outer wall of valve body 1, carry out anticorrosive while to 1 inner wall pipeline of valve body, conveniently carry out rust-resistant protection to the outer wall of valve body 1 to increase valve body 1's life. The outer walls of the left end and the right end of the valve body 1 are all sleeved with flange rings 2, and the two flange rings 2 are fixedly connected with the valve body 1. The top surface middle part of valve body 1 is provided with solid fixed cylinder 12, gu fixed cylinder 12 runs through the top surface middle part of valve body 1 and with valve body 1 rigid coupling, the top surface of valve body 1 has set firmly the connecting cylinder 8, gu fixed cylinder 12 is located the connecting cylinder 8, gu slide in the fixed cylinder 12 is provided with slide bar 10, the cover is equipped with sealed section of thick bamboo 11 on the slide bar 10, sealed section of thick bamboo 11 cover is established on the outer wall of solid fixed cylinder 12, sealed ring 13 has set firmly on the interior top surface of sealed section of thick bamboo 11, the top of slide bar 10 has set firmly commentaries on classics piece 9, be provided with expanding spring 14 between commentaries on classics piece 9 and the sealed section of thick bamboo 11, expanding spring 14 covers is established on slide bar 10. The bottom of slide bar 10 is provided with the valve plate subassembly, and the top of commentaries on classics piece 9 is rotated and is provided with threaded rod 6, and the top of threaded rod 6 has set firmly to adjust and has changeed hand 5, and threaded hole 7 has been seted up at the top surface middle part of connecting cylinder 8, and threaded rod 6 is located threaded hole 7 and with threaded hole 7 threaded connection. The bottom surface of the valve body 1 is provided with a dirt cleaning component.

The valve plate assembly comprises a valve barrel 15, the valve barrel 15 is fixedly connected with the bottom end of the sliding rod 10, a disc is fixedly arranged in the valve barrel 15, two ends of the valve barrel 15 are communicated with and fixedly provided with folding covers 21, one ends of the two folding covers 21, which deviate from each other, are fixedly provided with rubber covers 22, one side, located on the corresponding folding cover 21, of each rubber cover 22 is fixedly provided with a valve plate 17, and a plurality of connecting parts are uniformly arranged between each valve plate 17 and the disc. The connecting component comprises a sealing spring 16, the sealing spring 16 is arranged between the disc and the valve plate 17, one end of the sealing spring 16 is fixedly connected with the disc, and the other end of the sealing spring 16 is fixedly connected with the valve plate 17. When the valve plate 17 needs to be opened and closed, the adjusting rotating handle 5 is rotated to drive the threaded rod 6 to perform threaded rotation operation along the threaded hole 7, and further drive the bottom end of the threaded rod 6 to perform rotation operation along the rotating block 9, so as to drive the sliding rod 10 to slide along the fixed cylinder 12 to ascend and descend, when the rotating block 9 ascends and descends, the expansion spring 14 is made to perform expansion operation, and simultaneously under the self expansion force of the expansion spring 14, the sealing cylinder 11 can be further driven to be sleeved on the fixed cylinder 12, so that the sealing ring 13 is blocked at the gap of the fixed cylinder 12, a good sealing effect can be achieved, and meanwhile, the valve plate assembly is driven to perform ascending and descending operation, as can be seen from figure 1, when the valve plate 17 is fully opened, the valve cylinder 15 is separated from the inner bottom surface of the valve body 1 and ascends into the top surface cavity of the valve body 1, the outer wall of each rubber cover 22 is provided with an annular smooth inclined surface, the inclined plane matched with the annular smooth inclined plane is arranged at the position, in contact with the rubber cover 22, in the valve body 1, so that good sealing performance can be achieved, and full-closed and full-open operation is facilitated. When driving valve plate 17 and carrying out the full cut-off operation, the bottom of valve barrel 15 and the interior bottom surface contact of valve body 1, simultaneously under the flexible power of sealing spring 16 self, drive valve plate 17, rubber lid 22 carries out slight flexible operation, and then drive folding cover 21 and carry out flexible operation, folding cover 21's setting, can play good waterproof effect to sealing spring 16, simultaneously through two valve plates 17 and two rubber lid 22's setting, can play good full cut-off function, can play good sealing performance.

Example 2

As shown in fig. 1 to 5, in the case where the other parts are the same as those of embodiment 1, this embodiment is different from embodiment 1 in that:

the dirt cleaning assembly comprises a connecting block 18, the connecting block 18 is arranged in the middle of the bottom surface of the valve body 1, the connecting block 18 penetrates through the middle of the bottom surface of the valve body 1 and is fixedly connected with the valve body 1, a thread plug hole is formed in the connecting block 18 and is communicated with the valve body 1, an inner hexagonal thread plug 19 is connected with the thread plug hole in an internal thread mode, a sealing plug 20 is fixedly arranged at the top end of the inner hexagonal thread plug 19, and the sealing plug 20 is matched with the top end of the thread plug hole. When specifically using, when the operation of decontaminating is carried out to the sediment on the bottom surface in the valve body 1 to needs, insert to hexagonal screw stopper 19 in through the spanner, drive hexagonal screw stopper 19 through rotating the spanner and carry out the screw thread along the screw thread consent and rotate, and then drive sealed end cap 20 and leave the screw thread consent, because the interior bottom surface middle part of valve body 1 sets up a bit sunken, the sediment can deposit in this position, through opening sealed end cap 20, conveniently carries out the operation of decontaminating.

The foregoing shows and describes the general principles, principal features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A high-flow-through fluorine-lined gate valve comprises a valve body (1), and is characterized in that: a fixed cylinder (12) is arranged in the middle of the top surface of the valve body (1), the fixed cylinder (12) penetrates through the middle of the top surface of the valve body (1) and is fixedly connected with the valve body (1), the top surface of the valve body (1) is fixedly provided with a connecting cylinder (8), the fixed cylinder (12) is positioned in the connecting cylinder (8), a sliding rod (10) is arranged in the fixed cylinder (12) in a sliding manner, a sealing cylinder (11) is sleeved on the sliding rod (10), the sealing cylinder (11) is sleeved on the outer wall of the fixed cylinder (12), a sealing ring (13) is fixedly arranged on the inner top surface of the sealing cylinder (11), a rotating block (9) is fixedly arranged at the top end of the sliding rod (10), a valve plate component is arranged at the bottom end of the sliding rod (10), the top of changeing piece (9) is rotated and is provided with threaded rod (6), the top of threaded rod (6) has set firmly and has adjusted commentaries on classics hand (5), be provided with the subassembly of decontaminating on the bottom surface of valve body (1).

2. A high flow through fluorine lined gate valve of claim 1, wherein: threaded hole (7) are seted up in the top surface middle part of connecting cylinder (8), threaded rod (6) are located threaded hole (7) and with threaded connection of threaded hole (7).

3. A high flow through fluorine lined gate valve of claim 1, wherein: an expansion spring (14) is arranged between the rotating block (9) and the sealing cylinder (11), and the expansion spring (14) is sleeved on the sliding rod (10).

4. A high flow through fluorine lined gate valve of claim 1 wherein: the valve plate subassembly includes valve section of thick bamboo (15), the bottom rigid coupling of valve section of thick bamboo (15) and slide bar (10), the disc has set firmly in valve section of thick bamboo (15), the both ends of valve section of thick bamboo (15) all communicate and have set firmly folding cover (21), two one end that folding cover (21) deviates from mutually all has set firmly rubber lid (22), every one side that rubber lid (22) are located corresponding folding cover (21) all has set firmly valve plate (17), every all evenly be provided with a plurality of adapting unit between valve plate (17) and the disc.

5. The high flow through fluorine lined gate valve of claim 4, wherein: the connecting component comprises a sealing spring (16), the sealing spring (16) is arranged between the disc and the valve plate (17), one end of the sealing spring (16) is fixedly connected with the disc, and the other end of the sealing spring (16) is fixedly connected with the valve plate (17).

6. A high flow through fluorine lined gate valve of claim 1 wherein: the trash cleaning component comprises a connecting block (18), the connecting block (18) is arranged in the middle of the bottom surface of the valve body (1), the connecting block (18) penetrates through the middle of the bottom surface of the valve body (1) and is fixedly connected with the valve body (1), a thread plug hole is formed in the connecting block (18) and is communicated with the valve body (1), an inner hexagonal thread plug (19) is connected to the thread plug hole in an inner threaded manner, a sealing plug head (20) is fixedly arranged at the top end of the inner hexagonal thread plug (19), and the sealing plug head (20) is matched with the top end of the thread plug hole.

7. A high flow through fluorine lined gate valve of claim 1 wherein: all the outer walls of the left end and the right end of the valve body (1) are sleeved with flange rings (2), and the flange rings (2) are fixedly connected with the valve body (1).

8. A high flow through fluorine lined gate valve of claim 1, wherein: the valve is characterized in that lining rubber cylinders (3) are fixedly arranged on the left inner wall and the right inner wall of the valve body (1), and each lining rubber cylinder (3) is fixedly provided with an anticorrosive rubber cylinder (4) on the inner wall.