CN218094304U - Moisture-proof pneumatic gate valve beneficial to keeping high sealing state - Google Patents
Moisture-proof pneumatic gate valve beneficial to keeping high sealing state Download PDFInfo
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- CN218094304U CN218094304U CN202221036785.4U CN202221036785U CN218094304U CN 218094304 U CN218094304 U CN 218094304U CN 202221036785 U CN202221036785 U CN 202221036785U CN 218094304 U CN218094304 U CN 218094304U
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Abstract
The utility model relates to a pneumatic gate valve technical field, in particular to be favorable to keeping high encapsulated situation's dampproofing pneumatic gate valve, which comprises a valve body, valve body both ends fixedly connected with flange, the valve body top is equipped with the seal receptacle, seal receptacle top fixedly connected with connecting plate, the connecting plate top is equipped with the mount pad, the mount pad top is equipped with the backing plate, the backing plate top is equipped with the casing, the inside center of casing is connected with the valve rod, the valve rod bottom extends to inside the mount pad, the utility model discloses a set up the dog in the seal receptacle is inside, set up the sealing plug inside the mount pad, the sealing plug can be connected inside the mount pad to can cooperate the dog to seal up the valve body, rubber seal circle and rubber pad can be respectively when dog and sealing plug remove with the dog edge conflict sealedly, thereby can effectively improve the leakproofness of valve body, prevent that steam from getting into the inside damage part of valve body and cause the phenomenon that the valve body was revealed.
Description
Technical Field
The utility model relates to a be favorable to keeping high encapsulated situation's dampproofing pneumatic gate valve belongs to pneumatic gate valve technical field.
Background
Pneumatic gate valve with the help of compressed air driven valve, when the gate valve was closed, sealed face can only rely on medium pressure to seal, relies on medium pressure to guarantee sealed face's sealed face to the disk seat of opposite side with the sealed face of flashboard promptly, and this is exactly the self sealss. Pneumatic gate valves enter China from the eighties. In less than twenty years, the application range of the method is expanded from the common field to wider fields and all industries. Coal dressing, gangue discharge and slag discharge from mine power plants. The method develops urban sewage treatment, and develops a professional pipeline system for food, health, medicine and the like from a general industrial pipeline.
When pneumatic gate valve used for a long time, because the valve body can produce certain wearing and tearing between the inside connecting portion of valve body at the in-process of continuous switch to lead to the leakproofness of valve body to reduce easily, and then lead to upwards stretching the part that leads to on the valve body through the steam of valve body and rust, arouse the phenomenon that the valve was revealed when serious, consequently, need a dampproofing pneumatic gate valve that is favorable to keeping high encapsulated situation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a be favorable to keeping high encapsulated situation's dampproofing pneumatic gate valve, through at the inside dog that sets up of seal receptacle, at the inside sealing plug that sets up of mount receptacle, the sealing plug can be connected inside the mount receptacle, thereby can cooperate the dog to seal the valve body, all be equipped with the sealing ring on dog and the sealing plug, and the inside rubber seal that is equipped with of seal receptacle, the inside rubber pad that is equipped with of mount receptacle, rubber seal can be contradicted with the sealing plug edge with the dog respectively when the dog removes with the sealing plug and is sealed, thereby can effectively improve the leakproofness of valve body, prevent that steam from getting into the inside damage part of valve body and causing the phenomenon that the valve body was revealed, with the problem of proposing in the solution above-mentioned background art.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a be favorable to keeping dampproofing pneumatic gate valve of high encapsulated situation, includes the valve body, valve body both ends fixedly connected with flange, the valve body top is equipped with the seal receptacle, seal receptacle top fixedly connected with connecting plate, the connecting plate top is equipped with the mount pad, the mount pad top is equipped with the backing plate, the backing plate top is equipped with the casing, the inside center of casing is connected with the valve rod, the valve rod bottom extends to inside the mount pad, the valve rod bottom imbeds inside the sealing plug, the sealing plug below is equipped with the dog, the dog bottom imbed in inside the valve body.
Furthermore, the top end of the valve rod is provided with a threaded seat, and the valve rod is arranged on the shell, the base plate and the mounting seat in sliding connection.
Further, the inside guide board that is equipped with of casing, the inside embedding of guide board has the slider, the slider is T shape just the slider is in guide board inside sliding connection.
Further, slider quantity is six and evenly locates guide the inside a week of board, slider one end fixedly connected with roof, the roof below is equipped with a plurality of pressure spring, the roof center with valve rod fixed connection.
Furthermore, the sealing plug with the dog outside all is equipped with the sealing ring, the mount pad with inside all being equipped with of seal receptacle holds the sealing plug with the spout that the dog passes through, the sealing plug with the diameter of dog is the same, just the sealing plug with the dog all is cylindrically.
Furthermore, the valve body is internally provided with baffle rings at two sides of the baffle block, and the baffle block is slidably connected inside the valve body.
Furthermore, the inside rubber seal that is equipped with of seal receptacle, rubber seal imbed in inside the seal receptacle, on the dog the sealing ring edge with rubber seal conflicts.
Furthermore, a rubber pad is arranged in the mounting seat, and the sealing ring on the sealing plug is abutted to the rubber pad.
The beneficial effects of the utility model are that:
1. through at the inside dog that sets up of seal receptacle, at the inside sealing plug that sets up of mount receptacle, the sealing plug can be connected inside the mount receptacle, thereby can cooperate the dog to seal the valve body, all be equipped with the sealing ring on dog and the sealing plug, and the inside rubber seal that is equipped with of seal receptacle, the inside rubber pad that is equipped with of mount receptacle, rubber seal and rubber pad can be contradicted with dog and sealing plug edge when dog and sealing plug remove respectively and seal, thereby can effectively improve the leakproofness of valve body, prevent that steam from getting into the inside damage part of valve body and causing the phenomenon that the valve body was revealed.
2. Through set up roof and slider inside the casing, be equipped with pressure spring on the slider, pressure spring can drive the valve rod and reciprocate inside the valve body to can relieve the automatic rebound of valve rod and reset to the pressure rear of valve rod at pneumatic means, and the valve body is inside to be equipped with to keep off and encircle, when the dog joint is inside the valve body, keep off and encircle the area of contact that can increase valve body and dog, and then make the sealing ring can be tightly with keep off ring, valve body connection, improve the leakproofness of valve body.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
Fig. 1 is a cross-sectional view of a moisture-proof pneumatic gate valve of the present invention, which is advantageous for maintaining a high sealing state;
FIG. 2 is a drawing showing the connection between the guide plate and the slide block of the moisture-proof pneumatic gate valve of the present invention, which is advantageous for maintaining a high sealing state;
FIG. 3 is an enlarged view of the area A of the pneumatic gate valve of the present invention, which is advantageous for maintaining a high sealing state;
fig. 4 is an enlarged view of the area B of the moisture-proof pneumatic gate valve of the present invention, which is advantageous for maintaining a high sealing state;
reference numbers in the figures: 1. a valve body; 2. a flange; 3. a sealing seat; 4. a connecting plate; 5. a mounting seat; 6. a backing plate; 7. a housing; 8. a valve stem; 9. a sealing plug; 10. a stopper; 11. a threaded seat; 12. a guide plate; 13. a slider; 14. a top plate; 15. a pressure spring; 16. a seal ring; 17. a baffle ring; 18. a rubber seal ring; 19. a rubber cushion.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 efforts all belong to the protection scope of the present invention.
Example 1: referring to fig. 1-4, the present invention provides a technical solution:
the utility model provides a be favorable to keeping dampproofing pneumatic gate valve of high encapsulated situation, includes valve body 1, 1 both ends fixedly connected with flange 2 of valve body, 1 top of valve body is equipped with seal receptacle 3, 3 top fixedly connected with connecting plates 4 of seal receptacle, 4 tops of connecting plates are equipped with mount pad 5, 5 tops of mount pad are equipped with backing plate 6, 6 tops of backing plate are equipped with casing 7, 7 inside centers of casing are connected with valve rod 8, 8 bottoms of valve rod extend to inside 5 of mount pad, 8 bottoms of valve rod are embedded in inside sealing plug 9, the sealing plug 9 below is equipped with dog 10, dog 10 bottoms embedding in 1 is inside the valve body.
Particularly, 8 tops of valve rod are equipped with screw thread seat 11, the valve rod 8 is in the casing 7 the backing plate 6 with 5 inside sliding connection of mount pad, the inside guide board 12 that is equipped with of casing 7, the inside embedding of guide board 12 has slider 13, slider 13 is T shape just slider 13 is in the inside sliding connection of guide board 12, slider 13 quantity is six and evenly locates guide 12 inside a week of board, 13 one end fixedly connected with roof 14 of slider, 14 below of roof are equipped with a plurality of pressure spring 15, roof 14 center with 8 fixed connection of valve rod, slider 13 can move on guide board 12 to make things convenient for pressure spring 15 to promote roof 14 and drive 8 upward movements of valve rod and reset.
Specifically, sealing plug 9 with dog 10 outside all is equipped with sealing ring 16, mount pad 5 with inside all being equipped with of seal receptacle 3 holds sealing plug 9 with the spout that dog 10 passes through, sealing plug 9 with the diameter of dog 10 is the same, just sealing plug 9 with dog 10 all is cylindrically, the inside rubber seal 18 that is equipped with of seal receptacle 3, rubber seal 18 imbeds in inside the seal receptacle 3, on the dog 10 the sealing ring 16 edge with rubber seal 18 conflicts, the inside rubber pad 19 that is equipped with of mount pad 5, on the sealing plug 9 sealing ring 16 with rubber pad 19 conflicts, sealing plug 9 can conflict with rubber pad 19 and rubber seal 18 when the upward movement with dog 10 to increase the leakproofness when 9 is connected with dog 10.
Example 2: referring to fig. 1, the difference between the present embodiment and embodiment 1 is: the internal position of valve body 1 dog 10 both sides are equipped with fender ring 17, dog 10 is in the internal sliding connection of valve body 1, fender ring 17 can increase the area of contact between valve body 1 and the dog 10 to improve the leakproofness between dog 10 and the valve body 1.
The utility model discloses the theory of operation: the utility model discloses a set up dog 10 in seal receptacle 3 inside, set up sealing plug 9 in mount receptacle 5 inside, sealing plug 9 can be connected inside mount receptacle 5, thereby can cooperate dog 10 to seal valve body 1, dog 10 and sealing plug 9 are all equipped with sealing ring 16, and seal receptacle 3 is inside to be equipped with rubber seal 18, mount receptacle 5 is inside to be equipped with rubber pad 19, rubber seal 18 and rubber pad 19 can be respectively when dog 10 and sealing plug 9 move with the edge conflict of sealing plug 10 and seal plug 9 and seal, thereby can effectively improve the leakproofness of valve body 1, prevent that steam from getting into the phenomenon that valve body 1 reveals because of the damage part in valve body 1; through at inside roof 14 and the slider 13 of setting up of casing 7, be equipped with pressure spring 15 on the slider 13, pressure spring 15 can drive valve rod 8 and reciprocate in 1 inside of valve body, thereby can relieve and make things convenient for the automatic rebound of valve rod 8 to reset after the pressure of valve rod 8 at pneumatic means, and 1 inside of valve body is equipped with fender ring 17, when dog 10 joint is inside at valve body 1, keep off ring 17 and can increase the area of contact of valve body 1 with dog 10, and then make sealing ring 16 can be tight with keep off ring 17, valve body 1 is connected, improve the leakproofness of valve body 1.
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 (8)
1. The utility model provides a be favorable to keeping dampproofing pneumatic gate valve of high encapsulated situation, includes valve body (1), its characterized in that: valve body (1) both ends fixedly connected with flange (2), valve body (1) top is equipped with seal receptacle (3), seal receptacle (3) top fixedly connected with connecting plate (4), connecting plate (4) top is equipped with mount pad (5), mount pad (5) top is equipped with backing plate (6), backing plate (6) top is equipped with casing (7), casing (7) inside center is connected with valve rod (8), valve rod (8) bottom extends to inside mount pad (5), valve rod (8) bottom imbeds inside sealing plug (9), sealing plug (9) below is equipped with dog (10), dog (10) bottom imbed in inside valve body (1).
2. A moisture-proof pneumatic gate valve for facilitating the maintenance of a high sealing state according to claim 1, wherein: valve rod (8) top is equipped with screw thread seat (11), valve rod (8) are in casing (7) backing plate (6) with mount pad (5) inside sliding connection.
3. A moisture-proof pneumatic gate valve for facilitating the maintenance of a high sealing state according to claim 1, wherein: the inside guide board (12) that is equipped with of casing (7), the inside embedding of guide board (12) has slider (13), slider (13) are T shape just slider (13) are in guide board (12) inside sliding connection.
4. A moisture-proof pneumatic gate valve for facilitating the maintenance of a high sealing state according to claim 3, wherein: slider (13) quantity is six and evenly locates guide board (12) inside a week, slider (13) one end fixedly connected with roof (14), roof (14) below is equipped with a plurality of pressure spring (15), roof (14) center with valve rod (8) fixed connection.
5. A moisture-proof pneumatic gate valve for facilitating the maintenance of a high sealing state according to claim 1, wherein: sealing plug (9) with dog (10) outside all is equipped with sealing ring (16), mount pad (5) with inside all being equipped with of sealing base (3) holds sealing plug (9) with the spout that dog (10) pass through, sealing plug (9) with the diameter of dog (10) is the same, just sealing plug (9) with dog (10) all is cylindrical.
6. A moisture-proof pneumatic gate valve for facilitating the maintenance of a high sealing state according to claim 1, wherein: the check valve is characterized in that the valve body (1) is internally provided with check rings (17) which are positioned on two sides of the check block (10), and the check block (10) is slidably connected with the valve body (1).
7. A moisture-proof pneumatic gate valve for facilitating the maintenance of a high sealing state according to claim 5, wherein: the sealing device is characterized in that a rubber sealing ring (18) is arranged inside the sealing seat (3), the rubber sealing ring (18) is embedded into the sealing seat (3), and the edge of the sealing ring (16) on the stop block (10) is abutted against the rubber sealing ring (18).
8. A moisture-proof pneumatic gate valve for facilitating the maintenance of a high sealing state according to claim 5, wherein: a rubber pad (19) is arranged inside the mounting seat (5), and the sealing ring (16) on the sealing plug (9) is abutted to the rubber pad (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221036785.4U CN218094304U (en) | 2022-05-04 | 2022-05-04 | Moisture-proof pneumatic gate valve beneficial to keeping high sealing state |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221036785.4U CN218094304U (en) | 2022-05-04 | 2022-05-04 | Moisture-proof pneumatic gate valve beneficial to keeping high sealing state |
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| Publication Number | Publication Date |
|---|---|
| CN218094304U true CN218094304U (en) | 2022-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221036785.4U Active CN218094304U (en) | 2022-05-04 | 2022-05-04 | Moisture-proof pneumatic gate valve beneficial to keeping high sealing state |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116927895A (en) * | 2023-09-13 | 2023-10-24 | 华能济南黄台发电有限公司 | Zero-output input device for low-pressure cylinder of steam turbine |
-
2022
- 2022-05-04 CN CN202221036785.4U patent/CN218094304U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116927895A (en) * | 2023-09-13 | 2023-10-24 | 华能济南黄台发电有限公司 | Zero-output input device for low-pressure cylinder of steam turbine |
| CN116927895B (en) * | 2023-09-13 | 2023-12-08 | 华能济南黄台发电有限公司 | Zero-output input device for low-pressure cylinder of steam turbine |
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