CN219221565U

CN219221565U - Three-way ball valve external connection structure

Info

Publication number: CN219221565U
Application number: CN202320761173.XU
Authority: CN
Inventors: 金自强
Original assignee: CHUAN HE AUTOMATIC CONTROL EQU
Current assignee: CHUAN HE AUTOMATIC CONTROL EQU
Priority date: 2023-04-10
Filing date: 2023-04-10
Publication date: 2023-06-20
Anticipated expiration: 2033-04-10

Abstract

The utility model discloses an external connecting structure of a three-way ball valve, which comprises a connecting pipe, wherein one side of the connecting pipe is connected with the ball valve, one side of the ball valve is connected with a sealing ring, the inner side of the connecting pipe is provided with a communicating structure, the inner side of the communicating structure is provided with a sliding block, the top end of the sliding block is provided with a shifting block, one side of the sliding block is connected with a push rod, and the other end of the push rod is connected with a sealing gasket; the sealing gasket, the sliding block and the push rod are combined to be used, when the connecting pipe and the ball valve are connected, the joint of the connecting pipe and the ball valve is sealed, so that the gap at the joint of the connecting pipe and the ball valve can be effectively prevented, after the connecting pipe and the ball valve are connected, the sliding block can transversely push the push rod, the sealing gasket connected with the other side of the push rod can be moved to the inner side of the ball valve from the inner side of the retraction groove, and the sealing gasket is utilized to realize the sealing treatment of the joint of the connecting pipe and the ball valve, so that the condition of liquid leakage of follow-up liquid during circulation is prevented.

Description

Three-way ball valve external connection structure

Technical Field

The utility model relates to the field of three-way ball valve external connection structures, in particular to a three-way ball valve external connection structure.

Background

The three-way ball valve can cut off and distribute pipelines, and plays a role in changing the flowing direction of water flow;

according to the connecting structure for the three-way ball valve disclosed by the utility model with the authorized publication number of CN216430594U, through arranging the extrusion plates, the push plate moves to drive the two extrusion plates to extrude the movable block, so that the two clamping blocks can be moved in position simultaneously, the effect of quickly connecting the valve body is achieved, however, most of existing three-way ball valves are simply connected through the flange plate and the bolts during connection, the integral tightness of the connecting mode is poor, gaps are easily formed at the connecting positions of the flange plate and the bolts, and further, the follow-up liquid leakage occurs during circulation, so that unnecessary troubles are caused.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides the three-way ball valve external connection structure, which can solve the problems that the existing three-way ball valve is provided with the extrusion plates, the push plates move to drive the two extrusion plates to extrude the movable blocks, and the two clamping blocks can be moved simultaneously, so that the effect of quickly connecting the valve body is achieved, however, most of the existing three-way ball valves are simply connected through the flange plate and the bolts during connection, the integral tightness of the connection mode is poor, gaps are easily formed at the connection positions of the flange plate and the bolts, and then the subsequent liquid is leaked during circulation, so that the unnecessary and troublesome technical problem is caused.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a tee bend ball valve outer connection structure, includes the connecting pipe, one side of connecting pipe is connected with the ball valve, just one side of ball valve is connected with the sealing washer, the intercommunication structure has been seted up to the inboard of connecting pipe, the inboard of intercommunication structure is equipped with the slider, just the shifting block is installed on the top of slider, one side of slider is connected with the push rod, just the other end of push rod is connected with sealed pad, sealed outer surface of filling up is equipped with the wearing layer, just the bottom of wearing layer is connected with the barrier layer, the opposite side of barrier layer is connected with the anticorrosive coating.

As a preferable technical scheme of the utility model, the communication structure comprises a sliding cavity, a sliding groove and a retraction groove, wherein the sliding cavity is arranged on the inner side of one end of the connecting pipe, the top end of the sliding cavity is communicated with the sliding groove, and one side of the sliding cavity is communicated with the retraction groove.

As a preferable technical scheme of the utility model, a guide block is arranged at the bottom of the sliding block, a guide rod penetrates through the inner side of the guide block, and a reset spring is sleeved on the outer surface of the guide rod.

As a preferable technical scheme of the utility model, a through hole is formed in the inner side of the inner cavity of the connecting pipe, and a baffle is arranged on the inner side wall of the connecting pipe.

As a preferable technical scheme of the utility model, a connecting bolt is arranged on the outer side of the other end of the connecting pipe, and a rubber sleeve is sleeved on the outer surface of one end of the connecting pipe.

As a preferable technical scheme of the utility model, the sliding blocks are connected with the guide rods in a sliding way through the guide blocks, and the sliding blocks are symmetrically distributed along the transverse center line of the connecting pipe.

Compared with the prior art, the utility model has the following beneficial effects:

1. the sealing gasket, the sliding block and the push rod are combined for use, and the joint of the connecting pipe and the ball valve can be sealed when the connecting pipe is connected with the ball valve, so that the existence of gaps at the joint of the connecting pipe and the ball valve can be effectively prevented;

2. the utility model discloses a sealing gasket, including the sealing gasket, the sealing gasket is sealed, the use of the combination between the anticorrosive coating that utilizes the setting, wearing layer and the barrier layer, can improve the structural strength of whole sealing gasket self, can effectually prevent that long-time use from leading to the sealing gasket to be worn and torn or by corroding, influence the normal life of sealing gasket, because the inner structure of anticorrosive coating is made by butyl rubber, have good anticorrosive effect, can improve the anticorrosive of sealing gasket self, and the inner structure of wearing layer is made by nitrile rubber, can improve the wearability of whole sealing gasket self, and the setting of combining the barrier layer can further improve the prevention of seepage effect of sealing gasket self.

Drawings

FIG. 1 is a schematic diagram of the external connection structure of a three-way ball valve of the utility model;

FIG. 2 is an enlarged schematic view of the structure A in FIG. 1 of the external connection structure of the three-way ball valve of the utility model;

FIG. 3 is a schematic side view of the outer connecting structure of the three-way ball valve;

FIG. 4 is a schematic diagram of the three-way ball valve outer connecting structure gasket of the present utility model;

wherein: 1. a connecting pipe; 2. a ball valve; 3. a seal ring; 4. a sliding cavity; 5. a chute; 6. a retraction groove; 7. a slide block; 8. a shifting block; 9. a push rod; 10. a sealing gasket; 11. a wear-resistant layer; 12. an impermeable layer; 13. an anti-corrosion layer; 14. a guide block; 15. a guide rod; 16. a return spring; 17. a through hole; 18. a baffle; 19. a connecting bolt; 20. a rubber sleeve.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model.

Examples

Referring to fig. 1 and 3, the present utility model provides an external connection structure of a three-way ball valve, which comprises a connection pipe 1, wherein one side of the connection pipe 1 is connected with a ball valve 2, one side of the ball valve 2 is connected with a sealing ring 3, the inner side of the connection pipe 1 is provided with a communication structure, the inner side of the communication structure is provided with a sliding block 7, the top end of the sliding block 7 is provided with a shifting block 8, one side of the sliding block 7 is connected with a push rod 9, the other end of the push rod 9 is connected with a sealing gasket 10, the outer surface of the sealing gasket 10 is provided with a wear-resistant layer 11, the bottom of the wear-resistant layer 11 is connected with an impermeable layer 12, the other side of the impermeable layer 12 is connected with an anti-corrosive layer 13, the inner side of an inner cavity of the connection pipe 1 is provided with a through hole 17, the inner side wall of the connection pipe 1 is provided with a baffle 18, the outer side of the other end of the connection pipe 1 is provided with a connection bolt 19, one end of the connection pipe 1 is provided with a rubber sleeve 20 in a sleeved outside surface of the connection pipe 1, and the inner diameter of the rubber sleeve 20 is matched with the outer diameter of one end of the connection pipe 1;

when the ball valve 2 is required to be connected with the connecting pipe 1, one end of the connecting pipe 1 is aligned with the connecting position of the ball valve 2, then a plurality of connecting bolts 19 are screwed, the connecting pipe 1 and the ball valve 2 can be connected quickly by utilizing the plurality of connecting bolts 19, meanwhile, the connection is more stable, before the connecting of the connecting pipe 1 and the ball valve 2, a rubber sleeve 20 is sleeved on the outer surface of the connecting end of the connecting pipe 1 and the ball valve 2, after the connecting of the connecting pipe 1 and the ball valve is finished, the connecting position of the connecting pipe 1 and the ball valve can be sealed by utilizing the rubber sleeve 20, when liquid circulates inside the connecting pipe 1, the baffle 18 can be impacted, and then impurities doped inside the connecting pipe can be filtered when the liquid impacts the baffle 18 by utilizing a plurality of holes formed on the outer surface of the baffle 18, so that the purity of the liquid can be ensured;

as a further implementation manner of this embodiment, as shown in fig. 1, 2 and 4, one side of the connecting pipe 1 is connected with a ball valve 2, one side of the ball valve 2 is connected with a sealing ring 3, a communication structure is provided inside the connecting pipe 1, a sliding block 7 is provided inside the communication structure, a shifting block 8 is installed at the top end of the sliding block 7, the sliding block 7 is in sliding connection with a guide rod 15 through a guide block 14, the sliding block 7 is symmetrically distributed along the transverse center line of the connecting pipe 1, one side of the sliding block 7 is connected with a push rod 9, the other end of the push rod 9 is connected with a sealing gasket 10, the outer surface of the sealing gasket 10 is provided with a wear-resistant layer 11, the bottom of the wear-resistant layer 11 is connected with an impermeable layer 12, the other side of the impermeable layer 12 is connected with an anti-corrosion layer 13, the communication structure comprises a sliding cavity 4, a sliding groove 5 and a retraction groove 6, the sliding cavity 4 is provided inside one end of the connecting pipe 1, the top end of the sliding cavity 4 is communicated with the sliding groove 5, the bottom of the sliding cavity 7 is provided with the guide block 14, the guide rod 15 is penetrated inside the guide block 14, and the outer surface of the guide rod 15 is sleeved with a reset spring 16;

after the connection of the connecting pipe 1 and the ball valve 2 is completed, the sealing performance of the connection part of the connecting pipe 1 and the ball valve 2 can be further improved by using the arranged sealing ring 3, then the pressure applied to the shifting block 8 is released, then the guide block 14 is transversely pushed under the reverse acting force of the return spring 16, the guide block 14 transversely moves along the guide rod 15, then the sliding block 7 transversely moves along with the guide block 14 when the guide block 14 transversely moves, and then the push rod 9 is pushed by using the sliding block 7, so that the sealing gasket 10 is transversely pushed by using the push rod 9, the sealing gasket 10 is pushed to the inner side of one end of the ball valve 2, the sealing performance of the connection part of the sealing gasket 10 is further improved, and the inner side of the sealing gasket 10 is provided with the anti-corrosion layer 13, and the inner structure of the anti-corrosion layer 13 is made of butyl rubber, so that the anti-corrosion performance of the sealing gasket 10 can be improved by combining the inner structure of the anti-corrosion layer 11 is made of nitrile rubber, the anti-corrosion resistance of the whole sealing gasket 10 can be improved by combining the arrangement of the anti-corrosion layer 11, and the anti-seepage effect of the sealing gasket 10 can be further improved by combining the anti-seepage effect of the anti-seepage layer 12;

the specific working principle is as follows:

when the ball valve 2 is required to be connected with the connecting pipe 1, the rubber sleeve 20 is sleeved on the outer surface of the connecting end of the connecting pipe 1 and the ball valve 2, after the connection of the ball valve 2 and the connecting pipe is finished, the connecting part of the ball valve 2 and the connecting pipe 1 can be sealed by the aid of the rubber sleeve 20, then the connecting part of the ball valve 2 and one end of the connecting pipe 1 is subjected to sealing treatment, then a plurality of connecting bolts 19 are screwed, the connecting pipe 1 and the ball valve 2 can be quickly connected by the aid of the connecting bolts 19, meanwhile, the connection is more stable, after the connecting pipe 1 and the ball valve 2 are connected, the sealing performance of the connecting part of the ball valve 2 can be further improved by the aid of the sealing ring 3, then the pressure applied to the shifting block 8 is released, the guide block 14 is transversely pushed under the reverse acting force of the return spring 16, and the guide block 14 transversely moves along the guide rod 15, then when the guide block 14 moves transversely, the sliding block 7 is used for pushing the push rod 9, the push rod 9 is used for pushing the sealing gasket 10 transversely, the sealing gasket 10 is pushed to the inner side of one end of the ball valve 2, the sealing performance of the joint of the sealing gasket 10 and the ball valve 2 is further improved, the inner side of the sealing gasket 10 is provided with the anti-corrosion layer 13, the inner structure of the anti-corrosion layer 13 is made of butyl rubber, the anti-corrosion effect is good, the anti-corrosion performance of the sealing gasket 10 can be improved by combining the anti-corrosion layer 13, the inner structure of the wear-resistant layer 11 is made of nitrile rubber, the wear resistance of the whole sealing gasket 10 can be improved by combining the anti-seepage layer 11, the anti-seepage effect of the sealing gasket 10 can be further improved by combining the anti-seepage layer 12, and when the connecting pipe 1 and the ball valve 2 are connected, liquid can impact the baffle 18 when flowing on the inner side of the connecting pipe 1, and then impurities doped in the baffle 18 can be filtered when the liquid impacts the baffle 18 by utilizing a plurality of holes formed in the outer surface of the baffle 18, so that the purity of the liquid can be ensured.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a tee bend ball valve external connection structure, includes connecting pipe (1), its characterized in that: one side of connecting pipe (1) is connected with ball valve (2), just one side of ball valve (2) is connected with sealing washer (3), the intercommunication structure has been seted up to the inboard of connecting pipe (1), the inboard of intercommunication structure is equipped with slider (7), just shifting block (8) are installed on the top of slider (7), one side of slider (7) is connected with push rod (9), just the other end of push rod (9) is connected with sealed pad (10), the surface of sealed pad (10) is equipped with wearing layer (11), just the bottom of wearing layer (11) is connected with barrier layer (12), the opposite side of barrier layer (12) is connected with anticorrosive coating (13).

2. The three-way ball valve external connection structure according to claim 1, wherein: the communication structure comprises a sliding cavity (4), a sliding groove (5) and a retraction groove (6), wherein the sliding cavity (4) is formed in the inner side of one end of the connecting pipe (1), the sliding groove (5) is communicated with the top end of the sliding cavity (4), and the retraction groove (6) is communicated with one side of the sliding cavity (4).

3. The three-way ball valve external connection structure according to claim 1, wherein: the bottom of slider (7) is installed guide block (14), just guide bar (15) are run through to the inboard of guide block (14), the surface cover of guide bar (15) is equipped with reset spring (16).

4. The three-way ball valve external connection structure according to claim 1, wherein: through holes (17) are formed in the inner side of the inner cavity of the connecting pipe (1), and a baffle (18) is arranged on the inner side wall of the connecting pipe (1).

5. The three-way ball valve external connection structure according to claim 1, wherein: the connecting bolt (19) is arranged on the outer side of the other end of the connecting pipe (1), and a rubber sleeve (20) is sleeved on the outer surface of one end of the connecting pipe (1).

6. The three-way ball valve external connection structure according to claim 3, wherein: the sliding blocks (7) are in sliding connection with the guide rods (15) through the guide blocks (14), and the sliding blocks (7) are symmetrically distributed along the transverse center line of the connecting pipe (1).