CN218000432U

CN218000432U - Novel pneumatic powder butterfly valve

Info

Publication number: CN218000432U
Application number: CN202222056912.3U
Authority: CN
Inventors: 倪雷; 赵蔚波; 吴英
Original assignee: Shanghai Flowx Valve Co ltd
Current assignee: Shanghai Flowx Valve Co ltd
Priority date: 2022-08-05
Filing date: 2022-08-05
Publication date: 2022-12-09
Anticipated expiration: 2032-08-05

Abstract

The utility model discloses a novel pneumatic powder butterfly valve belongs to pneumatic powder butterfly valve technical field, including first annular plate, be located the second annular plate of first annular plate one side and be located the air pump of first annular plate one side, the inboard of first annular plate is provided with and is the circular shape baffle, the ring channel has been seted up to the inboard of first annular plate, annular gasbag is installed through the ring channel to first annular plate, last fixed intercommunication of annular gasbag has the breather pipe, communicating pipe is installed to the output of air pump, the breather pipe passes the inboard one end outside activity of keeping away from the air pump with communicating pipe of one end of first annular plate and inserts and establish. This novel pneumatic powder butterfly valve is through starting the air pump for in the outside air gets into the breather pipe through communicating pipe, in rethread breather pipe gets into annular gasbag, make annular gasbag inflation stop up the clearance between baffle and the first annular plate, thereby reached the effect that promotes this butterfly valve leakproofness.

Description

Novel pneumatic powder butterfly valve

Technical Field

The utility model belongs to the technical field of pneumatic powder butterfly valve, specifically be a novel pneumatic powder butterfly valve.

Background

The pneumatic powder butterfly valve adopts a top-mounted structure, reduces connecting bolts of the valve body under the conditions of high pressure and large caliber, enhances the reliability of the valve and can overcome the influence of the dead weight of the system on the normal work of the valve.

When the pneumatic powder butterfly valve is installed on a pipeline for use, whether powder in the pipeline can normally circulate is controlled, most of parts for blocking the powder circulation are circular plates, and a certain gap possibly exists between the circular plates and the valve body, so that the sealing performance of the pneumatic powder butterfly valve is affected.

Improvements are needed to address the above issues to meet market demands.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel pneumatic powder butterfly valve to there may exist certain clearance between the plectane that proposes in the solution above-mentioned background art and the valve body, thereby influence the problem of pneumatic powder butterfly valve's leakproofness.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a novel pneumatic powder butterfly valve, includes first annular plate, is located the second annular plate of first annular plate one side and is located the air pump of first annular plate one side, the inboard of first annular plate is provided with and is the circular shape baffle, the ring channel has been seted up to the inboard of first annular plate, annular gasbag is installed through the ring channel to first annular plate, the last fixed intercommunication of annular gasbag has the breather pipe, communicating pipe is installed to the output of air pump, the breather pipe passes the inboard one end outside activity of keeping away from the air pump of one end of first annular plate and communicating pipe and inserts and establish.

Preferably, the outside cover of the one end of air pump is kept away from to communicating pipe is equipped with the sealing washer, the outside of sealing washer and the inboard activity joint of breather pipe have realized carrying out the purpose sealed between breather pipe and the communicating pipe through setting up the sealing washer.

Preferably, the outside of breather pipe is provided with the elasticity buckle, through setting up the elasticity buckle, has realized the purpose fixed between breather pipe and the communicating pipe.

Preferably, the first annular plate is provided with a mounting ring, the air pump is lapped on the inner side of the mounting ring, and the purpose of placing the air pump is achieved by arranging the mounting ring.

Preferably, the mounting ring is provided with a threaded rod, one end of the threaded rod is abutted to the top of the air pump, and the purpose of fixing the position of the air pump is achieved by arranging the threaded rod.

Preferably, the mounting groove has all been seted up on first annular plate and the second annular plate, the bearing is installed through the mounting groove to first annular plate and second annular plate, the bracing piece is installed to the inboard of bearing, the top of bracing piece is connected with the outside of baffle, pneumatic mount pad is installed to one side of second annular plate, pneumatic mount pad is kept away from the one end of second annular plate and is installed pneumatic actuator, the bull stick that is connected with the outside of baffle is installed to pneumatic actuator's bottom, through setting up mounting groove, bearing, bracing piece, pneumatic actuator and bull stick, has realized the purpose of control valve body switch.

Preferably, install the bolt on first annular plate and the second annular plate, threaded connection has the nut on the bolt, through setting up bolt and nut, has realized being convenient for to the purpose of first annular plate and second annular plate installation dismantlement.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this novel pneumatic powder butterfly valve is through starting the air pump for in the outside air passes through communicating pipe entering breather pipe, in rethread breather pipe entering annular gasbag, make annular gasbag inflation stop up the clearance between baffle and the first annular slab, thereby reached the effect that promotes this butterfly valve leakproofness.

2. This novel pneumatic powder butterfly valve takes off from first annular plate and second annular plate through with bolt and nut, takes off elasticity buckle from the breather pipe again to reached the effect with first annular plate, second annular plate, communicating pipe and breather pipe separation, and then accomplished the dismantlement to this butterfly valve, be convenient for clear up remaining powder in the butterfly valve.

Drawings

FIG. 1 is a schematic view showing the overall structure of the device according to the present invention;

FIG. 2 is an enlarged view of the point A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the nut of the present invention;

fig. 4 is a schematic view showing the structure of the bearing and the supporting rod of the present invention.

In the figure: 1. a first annular plate; 2. a second annular plate; 3. a bolt; 4. a nut; 5. a pneumatic mounting base; 6. a pneumatic actuator; 7. a rotating rod; 8. mounting grooves; 9. a bearing; 10. a support bar; 11. a baffle plate; 12. a communicating pipe; 13. an annular groove; 14. an annular air bag; 15. a breather pipe; 16. a seal ring; 17. elastic buckle; 18. a mounting ring; 19. a threaded rod; 20. an air pump.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a novel pneumatic powder butterfly valve comprises a first annular plate 1, a second annular plate 2 located on one side of the first annular plate 1 and an air pump 20 located on one side of the first annular plate 1, wherein a circular baffle 11 is arranged on the inner side of the first annular plate 1, an annular groove 13 is formed in the inner side of the first annular plate 1, an annular air bag 14 is installed on the first annular plate 1 through the annular groove 13, an air vent pipe 15 is fixedly communicated with the annular air bag 14, a communicating pipe 12 is installed at the output end of the air pump 20, a through hole is formed in the first annular plate 1 through the annular groove 13, the air vent pipe 15 penetrates through the inner side of one end, which is provided with the through hole, of the first annular plate 1 and is movably inserted into the outer side of one end, which is far away from the air pump 20, the air pump 20 is started to input external air into the air vent pipe 15 through the communicating pipe 12 and then is introduced into the annular air bag 14 through the air vent pipe 15, so that the annular air bag 14 is expanded, and when the annular air bag 14 is not used, the air pump 20 is started to pump the air in the annular air bag 14 to pump out;

referring to fig. 2, a sealing ring 16 is sleeved on an outer side of one end of the communication pipe 12, which is far away from the air pump 20, an outer side of the sealing ring 16 is movably clamped with an inner side of the vent pipe 15, and the sealing ring 16 is used for sealing a gap between the communication pipe 12 and the vent pipe 15, so as to avoid air leakage between the communication pipe 12 and the vent pipe 15 as much as possible.

An elastic buckle 17 is arranged on the outer side of the vent pipe 15, the vent pipe 15 is a hose, and the elastic buckle 17 is used for extruding and fixing the vent pipe 15 on the communicating pipe 12 to prevent the vent pipe 15 from being separated from the communicating pipe 12;

referring to fig. 1, a mounting ring 18 is installed on a first annular plate 1, an air pump 20 is mounted on the inner side of the mounting ring 18, and the mounting ring 18 is used for placing the air pump 20. A threaded rod 19 is arranged on the mounting ring 18, one end of the threaded rod 19 is abutted against the top of the air pump 20, and the threaded rod 19 is used for extruding and fixing the air pump 20;

referring to fig. 3 and 4, bolts 3 are installed on the first and second

annular plates

1 and 2, nuts 4 are threadedly connected to the bolts 3, and the bolts 3 and the nuts 4 are used to fix the first and second

annular plates

1 and 2.

Mounting groove 8 has all been seted up on first annular plate 1 and the second annular plate 2, bearing 9 is installed through mounting groove 8 to first annular plate 1 and second annular plate 2, bracing piece 10 is installed to bearing 9's inboard, the top of bracing piece 10 is connected with the outside of baffle 11, pneumatic mount pad 5 is installed to one side of second annular plate 2, pneumatic mount pad 5 is kept away from the one end of second annular plate 2 and is installed pneumatic actuator 6, bull stick 7 that is connected with the outside of baffle 11 is installed to pneumatic actuator 6's bottom, start pneumatic actuator 6, make it drive bull stick 7 and rotate, the rotation of bull stick 7 drives baffle 11 and rotates, thereby control opening and close of this butterfly valve.

The working principle is as follows: as shown in fig. 1-4, when using the novel pneumatic powder butterfly valve, at first, the rotating rod 7 is driven to rotate by starting the pneumatic actuator 6, thereby driving the baffle 11 to rotate, and then controlling whether the baffle 11 blocks the inner sides of the first annular plate 1 and the second annular plate 2, when the baffle 11 blocks the first annular plate 1 and the second annular plate 2, the air pump 20 is started, so that the air pump inputs the outside air into the vent pipe 15 through the communicating pipe 12, and then enters the annular air bag 14 through the vent pipe 15, so that the annular air bag 14 expands, thereby blocking the gap between the baffle 11 and the first annular plate 1, and further improving the sealing performance of the butterfly valve.

After this butterfly valve is used for a long time, through taking off bolt 3 and nut 4 from first annular plate 1 and second annular plate 2, then with first annular plate 1 and the separation of second annular plate 2, take off elasticity buckle 17 from breather pipe 15 again, extract communicating pipe 12 from breather pipe 15 in, thereby with communicating pipe 12 and the separation of breather pipe 15, and then take out annular air bag 14 from ring channel 13, the purpose of dismantling the butterfly valve has been reached, be convenient for clear up remaining powder in the butterfly valve, this is exactly this novel pneumatic powder butterfly valve's characteristics.

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 novel pneumatic powder butterfly valve, includes first annular plate (1), is located second annular plate (2) of first annular plate (1) one side and is located air pump (20) of first annular plate (1) one side, a serial communication port, the inboard of first annular plate (1) is provided with and is circular shape baffle (11), ring channel (13) have been seted up to the inboard of first annular plate (1), annular gasbag (14) are installed through ring channel (13) in first annular plate (1), fixed intercommunication has breather pipe (15) on annular gasbag (14), communicating pipe (12) are installed to the output of air pump (20), breather pipe (15) are passed the one end inboard of first annular plate (1) and are kept away from the one end outside activity of air pump (20) of communicating pipe (12) and are inserted and establish.

2. The novel pneumatic powder butterfly valve according to claim 1, wherein a sealing ring (16) is sleeved on the outer side of one end of the communicating pipe (12) far away from the air pump (20), and the outer side of the sealing ring (16) is movably clamped with the inner side of the vent pipe (15).

3. A new pneumatic powder butterfly valve according to claim 1, characterised in that the outside of said vent pipe (15) is provided with elastic snap-in hooks (17).

4. A new type of pneumatic powder butterfly valve according to claim 1, characterised in that a mounting ring (18) is mounted on said first annular plate (1), said air pump (20) being overlapped inside the mounting ring (18).

5. A new pneumatic powder butterfly valve according to claim 4, characterised in that a threaded rod (19) is mounted on said mounting ring (18), one end of said threaded rod (19) being in abutment with the top of the air pump (20).

6. The novel pneumatic powder butterfly valve according to claim 1, wherein each of the first annular plate (1) and the second annular plate (2) is provided with a mounting groove (8), the first annular plate (1) and the second annular plate (2) are provided with a bearing (9) through the mounting grooves (8), a support rod (10) is mounted on the inner side of the bearing (9), the top end of the support rod (10) is connected with the outer side of the baffle (11), a pneumatic mounting seat (5) is mounted on one side of the second annular plate (2), one end of the pneumatic mounting seat (5), which is far away from the second annular plate (2), is provided with a pneumatic actuator (6), and the bottom end of the pneumatic actuator (6) is provided with a rotating rod (7) connected with the outer side of the baffle (11).

7. A new pneumatic powder butterfly valve according to claim 1, characterised in that said first (1) and second (2) annular plates are fitted with bolts (3), said bolts (3) being screwed with nuts (4).