CN214767462U - High-efficient strength is carried discharge valve and is swept device - Google Patents
High-efficient strength is carried discharge valve and is swept device Download PDFInfo
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- CN214767462U CN214767462U CN202120525798.7U CN202120525798U CN214767462U CN 214767462 U CN214767462 U CN 214767462U CN 202120525798 U CN202120525798 U CN 202120525798U CN 214767462 U CN214767462 U CN 214767462U
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Abstract
The utility model particularly relates to a high-efficiency pneumatic conveying discharge valve purging device, which comprises a valve body, wherein a valve seat is arranged in the valve body, a valve rod through hole is arranged in the valve body, a movable valve rod is arranged in the valve rod through hole, one end of the valve rod, which is positioned outside the valve body, is connected with a pneumatic component, a purging head is arranged on a sealing liner plate in a penetrating way, one end of the purging head is connected with a purging pipeline, the purging pipeline is connected with a purging air valve, and the purging air valve is provided with an electromagnetic control valve. And reliable guarantee is provided for the safe operation of the discharge valve.
Description
Technical Field
The utility model belongs to the technical field of the strength bleeder valve, concretely relates to high-efficient strength is carried discharge valve and is swept device.
Background
The valve is a control part in a pipeline fluid conveying system, is used for changing the section of a passage and the flowing direction of a medium, and has the functions of diversion, cut-off, throttling, check, flow splitting, overflow pressure relief and the like. Valves used for fluid control range from the simplest shut-off valves to the most complicated valves used in autonomous systems, which are of a wide variety of types and specifications, and have nominal diameters ranging from very small instrument valves up to industrial pipeline valves with diameters of up to 10 m. The valve can be used for controlling various types of fluid such as water, steam, oil products, gas, slurry, various corrosive media, liquid metal, radioactive fluid and the like to flow, the working pressure of the valve can be from 0.0013MPa to 1000MPa of ultrahigh pressure, the working temperature can be from c-270 ℃ of ultralow temperature to 1430 ℃ of high temperature, the flashboards of the traditional metal gate valve are all rectangular or knife-shaped structures, the valve seats are made of non-metal materials such as polytetrafluoroethylene, various rubbers and the like, and the execution mechanism pushes the valve rod to move up and down together with the flashboards so as to realize the opening and closing actions of the valve, however, the following problems 1 that the discharge valve is jammed and is not closed in place are often caused in the use process of the discharge valve of the existing pneumatic conveying system; 2. the valve seat sealing surface of the discharge valve and the valve plate sealing surface alloy layer are damaged by scouring. The dead zone exists in the groove at the lower part of the valve body, so that the fly ash in the groove cannot be blown clean during conveying and blowing.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high-efficient pneumatic conveying bleeder valve sweeps device to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a high-efficiency pneumatic conveying discharge valve purging device comprises a valve body, wherein a valve seat is arranged in the valve body, a valve rod through hole is formed in the valve body, a movable valve rod is arranged in the valve rod through hole, one end, located outside the valve body, of the valve rod is connected with a pneumatic assembly, the other end, located inside the valve body, of the valve rod is connected with a connecting piece, two ends of the valve seat are respectively provided with a discharge port and a discharge port, a double-gate plate is arranged between the discharge port and the discharge port, a sealing cushion plate is connected between the bottom surface of the double-gate plate and the discharge port and between the discharge port and the feed port, a cavity is formed between the sealing cushion plate and the discharge port and between the discharge port and the feed port, a horizontal pipe body is arranged between the discharge port and the feed port, an elastic piece is arranged inside the horizontal pipe body, a purging head is installed on the sealing cushion plate in a penetrating manner, and one end of the purging head is connected with a purging pipeline, and a blowing air valve is connected to the blowing pipeline, and an electromagnetic control valve is arranged on the blowing air valve.
As a further optimization of the technical scheme, two ends of the horizontal pipe body are respectively communicated with one end of the discharge hole and one end of the feed inlet.
As a further optimization of the technical scheme, the cavity is communicated with the horizontal pipe body.
As a further optimization of the technical scheme, one end of the blowing head is arranged on the inner side of the cavity.
As a further optimization of the technical scheme, the valve body is made of tungsten alloy.
The utility model discloses a technological effect and advantage: the high-efficiency pneumatic conveying discharge valve purging device has the advantages that when gas is fed into the valve body, the arranged movable valve rod moves downwards in the valve rod through hole, the movable valve rod drives the connecting piece to move downwards, then the movable valve rod passes through the horizontal pipe body arranged between the double gate plates, the arrangement of the elastic piece in the horizontal pipe body can enable the double gate plates to press the valve seat to ensure the sealing performance of the valve body, the influence of any back pressure change on the sealing can be overcome, particle media can be prevented from entering between the two sealing surfaces, the double gate plates work in the opening and closing process, grinding and polishing effects are generated between the sealing surfaces, the problems that the discharge valve is not locked in place and the valve body, the sealing surfaces of the valve seat and the alloy layers of the sealing surfaces of the double gate plates are washed and damaged are solved, and materials in a cavity can be purged to prolong the service life of the valve body through the matching use of the purging head, the blowing pipeline, the purging valve and the electromagnetic control valve, the problem of because there is the blind spot valve body lower part recess, can't blow the flying dust in the recess clean when carrying and sweeping is solved, just the utility model discloses the messenger has overlength life, provides reliable assurance for bleeder valve safe operation.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the external structure of the present invention.
In the figure: 1. a valve body; 2. a pneumatic assembly; 3. a valve seat; 4. a valve stem through hole; 5. a movable valve stem; 6. a connecting member; 7. an elastic member; 8. a double gate plate; 9. a horizontal pipe body; 10. a cavity; 11. sealing the base plate; 12. a sweeping head; 13. a blowing duct; 14. a purge valve; 15. an electromagnetic control valve; 16. a discharge port; 17. and (4) feeding a material inlet.
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. 1-2, the present invention provides a technical solution: a high-efficiency pneumatic conveying discharge valve purging device comprises a valve body 1, wherein the valve body 1 is made of tungsten alloy, the service life of the valve body 1 is prolonged, a valve seat 3 is arranged in the valve body 1, a valve rod through hole 4 is formed in the valve body 1, a movable valve rod 5 is arranged in the valve rod through hole 4, one end, located outside the valve body 1, of the movable valve rod 5 is connected with a pneumatic assembly 2, the other end of the movable valve rod 5 is connected with a connecting piece 6 located inside the valve body 1, a discharge hole 16 and a feed hole 17 are respectively formed in two ends of the valve seat 3, a double-gate plate 8 is arranged between the discharge hole 16 and the inner side of the feed hole 17, a sealing cushion plate 11 is connected between the discharge hole 16 and the feed hole 17 and the bottom surface of the double-gate plate 8, a cavity 10 is formed between the sealing cushion plate 11 and the discharge hole 16 and the feed hole 17, the cavity 10 is communicated with a horizontal pipe body 9, and a horizontal pipe body 9 is arranged between the discharge hole 16 and the feed hole 17, the two ends of the horizontal pipe body 9 are respectively communicated with one ends of the discharge hole 16 and the feed hole 17, the elastic piece 7 is arranged inside the horizontal pipe body 9, the cleaning head 12 is installed on the sealing cushion plate 11 in a penetrating mode, one end of the cleaning head 12 is arranged on the inner side of the cavity 10, one end of the cleaning head 12 is connected with the air blowing pipeline 13, the air blowing pipeline 13 is connected with the air blowing valve 14, the size of air inflow can be conveniently controlled, and the electromagnetic control valve 15 is arranged on the air blowing valve 14 and plays a role in controlling the air blowing control valve.
When the valve body is used, when gas is input into the valve body 1, the movable valve rod 5 is moved downwards in the valve rod through hole 4, meanwhile, the movable valve rod 5 drives the connecting piece 6 to move downwards, then the horizontal pipe body 9 is arranged between the double gate plates 8, the elastic piece 7 is arranged in the horizontal pipe body 9, the double gate plates 8 can be pressed to the valve seat 3 to ensure the sealing performance of the valve body 1, the influence of any back pressure change on sealing can be overcome, and particle media can be prevented from entering the space between the two sealing surfaces. At the in-process of opening and close, the work of double-gate board 8 for produce between the sealed face and grind, polishing effect, solved bleeder valve bite and close not in place and valve body 1, the sealed face of disk seat 3 and the sealed face alloy-layer of double-gate board 8 are washed away the problem of damage, through blowing head 12, blowing pipe 13, blowing air valve 14, cooperation between solenoid electric valve 15 is used, can sweep the material in the cavity 10 in order to increase valve body 1's life, solved because there is the blind spot in the recess of valve body 1 lower part, can't blow the problem clean with the flying dust in the recess when carrying and sweeping, just the utility model discloses the messenger has overlength life, provides reliable assurance for bleeder valve safe operation.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (5)
1. The utility model provides a high-efficient pneumatic conveying discharge valve sweeps device, includes valve body (1), its characterized in that: be equipped with disk seat (3) in valve body (1), the inside of valve body (1) is equipped with valve rod through hole (4), the inside of valve rod through hole (4) is equipped with movable valve rod (5), the one end that movable valve rod (5) are located valve body (1) outside is connected with pneumatic component (2), the other end of movable valve rod (5) just is located valve body (1) internal connection and has connecting piece (6), disk seat (3) both ends are equipped with discharge gate (16) and feed inlet (17) respectively, be equipped with double gate board (8) between discharge gate (16) and feed inlet (17) inboard, the bottom surface of double gate board (8) just is located and is connected with between discharge gate (16) and feed inlet (17) sealing pad board (11), form between sealing pad board (11) and discharge gate (16), feed inlet (17) and be equipped with cavity (10), discharge gate (16) Be equipped with horizontal body (9) between feed inlet (17), the inside of horizontal body (9) is equipped with elastic component (7), run through on sealed backing plate (11) and install blowing head (12), the one end of blowing head (12) is connected with blow pipeline (13), be connected with on blow pipeline (13) and blow pneumatic valve (14), be equipped with solenoid electric valve (15) on blow pneumatic valve (14).
2. The high-efficiency pneumatic conveying discharge valve purging device as claimed in claim 1, wherein: the two ends of the horizontal pipe body (9) are respectively communicated with one end of the discharge hole (16) and one end of the feed hole (17).
3. The high-efficiency pneumatic conveying discharge valve purging device as claimed in claim 1, wherein: the cavity (10) is communicated with the horizontal pipe body (9).
4. The high-efficiency pneumatic conveying discharge valve purging device as claimed in claim 1, wherein: one end of the blowing head (12) is arranged at the inner side of the cavity (10).
5. The high-efficiency pneumatic conveying discharge valve purging device as claimed in claim 1, wherein: the valve body (1) is made of tungsten alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120525798.7U CN214767462U (en) | 2021-03-13 | 2021-03-13 | High-efficient strength is carried discharge valve and is swept device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120525798.7U CN214767462U (en) | 2021-03-13 | 2021-03-13 | High-efficient strength is carried discharge valve and is swept device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214767462U true CN214767462U (en) | 2021-11-19 |
Family
ID=78665181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120525798.7U Active CN214767462U (en) | 2021-03-13 | 2021-03-13 | High-efficient strength is carried discharge valve and is swept device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214767462U (en) |
-
2021
- 2021-03-13 CN CN202120525798.7U patent/CN214767462U/en active Active
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