CN214466869U

CN214466869U - Welding ball valve with three-way connector

Info

Publication number: CN214466869U
Application number: CN202023216443.4U
Authority: CN
Inventors: 余宝法; 齐浩; 余立洋; 李百红; 余善文; 余宝国
Original assignee: Fengcheng Baibao Heating Equipment Co ltd
Current assignee: Fengcheng Baibao Heating Equipment Co ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-10-22
Anticipated expiration: 2030-12-28

Abstract

The utility model discloses a welding ball valve with a three-way interface, which relates to the technical field of the welding ball valve with the three-way interface, and aims to solve the problem that the prior welding ball valve with the three-way interface needs to close a valve for replacing when a connecting pipe is replaced, and the operation is complex, the utility model comprises a welding ball valve, wherein a three-way interface pipe is arranged on the welding ball valve, one end of the three-way interface pipe, which is far away from the welding ball valve, is connected with the connecting pipe in a threaded manner, a sliding groove is arranged on the inner surface of the three-way interface pipe, a sliding ring is connected in the sliding groove in a sliding manner, the connecting pipe is movably connected with the sliding ring, when the three-way interface pipe is not connected with the connecting pipe, a compression spring exerts acting force on the sliding ring, and the sliding ring drives a sealing ball to be tightly attached with a fixing ring through a support rod, a fixing block and the connecting rod, so as to realize sealing, prevent the liquid in the three-way interface pipe from flowing out.

Description

Welding ball valve with three-way connector

Technical Field

The utility model relates to a from the technical field of the welding ball valve of taking tee bend interface specifically is a from welding ball valve of taking tee bend interface.

Background

The welding ball valve all uses very extensively in each field, the stability of its superior quality and high performance is that ordinary cast steel ball valve can't reach, all-welded ball valve life is greater than cast steel ball valve far away, all-welded ball valve wide application in city gas, city heat supply, petrochemical, shipbuilding, steel and iron, pressure regulating station, all kinds of plumbing installation such as power plant, current welding ball valve from taking tee bend interface is when changing the connecting pipe, the valve that needs to be closed is changed, complex operation, for this we propose a welding ball valve from taking tee bend interface.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, namely to solve the problem that the welding ball valve with the three-way interface provided by the background art needs to be closed for replacing a connecting pipe when the connecting pipe is replaced, the operation is complicated, the utility model provides a welding ball valve with the three-way interface, which comprises a welding ball valve, wherein the welding ball valve is provided with a three-way interface pipe, one end of the three-way interface pipe, which is far away from the welding ball valve, is in threaded connection with the connecting pipe, the inner surface of the three-way interface pipe is provided with a sliding groove, a sliding ring is in sliding connection in the sliding groove, the connecting pipe is movably connected with the sliding ring, the three-way interface pipe is positioned at one side of the sliding groove, which is far away from the connecting pipe, and is fixedly connected with a fixed ring, a compression spring is arranged between the sliding ring and the fixed ring, the inner side wall of the sliding ring is fixedly connected with a fixed block through a plurality of support rods, and the end surface of the fixed block, which is far away from the connecting pipe, is fixedly connected with a connecting rod, and the connecting rod runs through solid fixed ring, the terminal surface fixedly connected with ball sealer that the fixed block was kept away from to the connecting rod, and ball sealer and solid fixed ring swing joint, the diameter of ball sealer is greater than solid fixed ring's inner ring diameter, be equipped with the sealing washer between connecting pipe and the tee bend mouth-piece.

Preferably, annular equidistance is equipped with a plurality of spacing grooves on the sliding tray, a plurality of stoppers of annular equidistance fixedly connected with on the lateral wall of sliding tray, stopper and spacing groove sliding connection.

Preferably, the sealing ball is a rubber sealing ball.

Preferably, the sealing ring is a rubber sealing ring.

Preferably, the slip ring is a corrosion-resistant slip ring, and the compression spring is a corrosion-resistant compression spring.

The utility model has the advantages of: when the tee bend mouth-piece is not connected with the connecting pipe, compression spring applys the effort to the slip ring, the slip ring is under the effort, through the bracing piece, fixed block and connecting rod drive ball sealer and solid fixed ring closely laminate, realize sealedly, prevent the interior liquid outflow of tee bend mouth-piece, the connecting pipe is in the same place with the manual threaded connection of tee bend mouth-piece during connection, the connecting pipe contacts with the slip ring, the effort is applyed to the slip ring, the slip ring passes through the bracing piece, the transmission of fixed block and connecting rod drives ball sealer and solid fixed ring separation, realize tee bend mouth-piece and connecting pipe intercommunication, can realize changing the connecting pipe under the condition of not closing the valve.

Drawings

Fig. 1 shows a schematic sectional structure view of the front view of the present invention.

Fig. 2 shows a schematic structural view of the slip ring of the present invention.

Fig. 3 shows an enlarged schematic view of part a of fig. 1.

The sealing device comprises a reference numeral 1, a welded ball valve, 2, a three-way joint pipe, 3, a connecting pipe, 4, a sliding groove, 5, a sliding ring, 6, a fixing ring, 7, a compression spring, 8, a supporting rod, 9, a fixing block, 10, a connecting rod, 11, a sealing ball, 12, a sealing ring, 13, a limiting groove, 14 and a limiting block.

Detailed Description

Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention.

Referring to fig. 1-3, the utility model provides a welded ball valve with a three-way joint, which comprises a welded ball valve 1, wherein a three-way joint pipe 2 is arranged on the welded ball valve 1, one end of the three-way joint pipe 2, which is far away from the welded ball valve 1, is connected with a connecting pipe 3 through a thread, a sliding groove 4 is arranged on the inner surface of the three-way joint pipe 2, a sliding ring 5 is connected in the sliding groove 4, the connecting pipe 3 is movably connected with the sliding ring 5, a fixing ring 6 is fixedly connected with the three-way joint pipe 2, which is positioned at one side of the sliding groove 4, which is far away from the connecting pipe 3, a compression spring 7 is arranged between the sliding ring 5 and the fixing ring 6, the inner side wall of the sliding ring 5 is fixedly connected with a fixing block 9 through a plurality of support rods 8, the end surface of the fixing block 9, which is far away from the connecting pipe 3, is fixedly connected with a connecting rod 10, and the connecting rod 10 runs through the fixing ring 6, the end face, far away from the fixed block 9, of the connecting rod 10 is fixedly connected with a sealing ball 11, the sealing ball 11 is movably connected with the fixed ring 6, the diameter of the sealing ball 11 is larger than the diameter of an inner ring of the fixed ring 6, a sealing ring 12 is arranged between the connecting pipe 3 and the three-way joint pipe 2, when the three-way joint pipe 2 is not connected with the connecting pipe 3, the compression spring 7 applies acting force to the sliding ring 5, the sliding ring 5 drives the sealing ball 11 to be tightly attached to the fixed ring 6 through the supporting rod 8, the fixed block 9 and the connecting rod 10 under the acting force, sealing is realized, liquid in the three-way joint pipe 2 is prevented from flowing out, when the three-way joint pipe 2 is connected with the connecting pipe 3, the connecting pipe 3 is manually screwed with the three-way joint pipe 2 together, when connection is performed, the connecting pipe 3 is in contact with the sliding ring 5, the acting force is applied to the sliding ring 5, and the sliding ring drives the sealing ball 11 to be separated from the fixed ring 6 through the transmission of the supporting rod 8, the fixed block 9 and the connecting rod 10, the three-way joint pipe 2 is communicated with the connecting pipe 3.

Particularly, annular equidistance is equipped with a plurality of spacing grooves 13 on sliding tray 4, a plurality of stoppers 14 of annular equidistance fixedly connected with on the lateral wall of sliding ring 5, stopper 14 and 13 sliding connection in spacing groove, sliding ring 5 drive stopper 14 simultaneously and slide along spacing groove 13 when removing, and spacing

groove

13 and 14 sliding connection in stopper can play the limiting displacement to sliding ring 5, prevent that sliding ring 5 from taking place to rotate when removing, improve stability.

Specifically, the sealing ball 11 is a rubber sealing ball, and the sealing performance is improved.

Specifically, the seal ring 12 is a rubber seal ring.

Specifically, the slip ring 5 is a corrosion-resistant slip ring, and the compression spring 7 is a corrosion-resistant compression spring.

The working principle is as follows: when the three-way interface tube 2 is not connected with the connecting tube 3, the compression spring 7 applies acting force to the sliding ring 5, the sliding ring 5 drives the sealing ball 11 to be tightly attached to the fixing ring 6 through the support rod 8, the fixing block 9 and the connecting rod 10 under the acting force, sealing is realized, liquid in the three-way interface tube 2 is prevented from flowing out, when the three-way interface tube 2 is connected with the connecting tube 3, the connecting tube 3 is manually screwed with the three-way interface tube 2, when the three-way interface tube is connected, the connecting tube 3 is in contact with the sliding ring 5, acting force is applied to the sliding ring 5, and the sliding ring drives the sealing ball 11 to be separated from the fixing ring 6 through the transmission of the support rod 8, the fixing block 9 and the connecting rod 10, so that the three-way interface tube 2 is communicated with the connecting tube 3; when the slip ring 5 moves, the limiting block 14 is driven to slide along the limiting groove 13, the limiting groove 13 and the limiting block 14 are connected in a sliding mode, the slip ring 5 can be limited, the slip ring 5 is prevented from rotating when moving, and stability is improved.

While the invention has been described with reference to a preferred embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention, and particularly, various features shown in the various embodiments may be combined in any combination as long as there is no structural conflict. The present invention is not limited to the particular embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the claims.

In the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like, which indicate directions or positional relationships, are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The terms "comprises," "comprising," or any other similar term are intended to cover a non-exclusive inclusion, such that a process, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, article, or apparatus.

So far, the technical solution of the present invention has been described with reference to the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, a person skilled in the art can make equivalent changes or substitutions to the related technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.

Claims

1. The utility model provides a from welding ball valve of taking tee bend interface, includes welding ball valve (1), be equipped with tee bend interface pipe (2) on welding ball valve (1), its characterized in that: one end, far away from the welded ball valve (1), of the three-way connector tube (2) is in threaded connection with a connecting tube (3), a sliding groove (4) is formed in the inner surface of the three-way connector tube (2), a sliding ring (5) is connected in the sliding groove (4), the connecting tube (3) is movably connected with the sliding ring (5), a fixing ring (6) is fixedly connected to one side, far away from the connecting tube (3), of the three-way connector tube (2), a compression spring (7) is arranged between the sliding ring (5) and the fixing ring (6), the inner side wall of the sliding ring (5) is fixedly connected with a fixing block (9) through a plurality of support rods (8), a connecting rod (10) is fixedly connected to the end face, far away from the connecting tube (3), of the fixing block (9), the connecting rod (10) penetrates through the fixing ring (6), and a sealing ball (11) is fixedly connected to the end face, far away from the fixing block (9), of the connecting rod (10), and sealing ball (11) and solid fixed ring (6) swing joint, the diameter of sealing ball (11) is greater than the inner ring diameter of solid fixed ring (6), be equipped with sealing washer (12) between connecting pipe (3) and tee bend mouth-piece (2).

2. The welded ball valve with the three-way joint according to claim 1, characterized in that: annular equidistance is equipped with a plurality of spacing grooves (13) on sliding tray (4), a plurality of stopper (14) of annular equidistance fixedly connected with on the lateral wall of sliding tray (5), stopper (14) and spacing groove (13) sliding connection.

3. The welded ball valve with the three-way joint according to claim 1, characterized in that: the sealing ball (11) is a rubber sealing ball.

4. The welded ball valve with the three-way joint according to claim 1, characterized in that: the sealing ring (12) is a rubber sealing ring.

5. The welded ball valve with the three-way joint according to claim 1, characterized in that: the sliding ring (5) is a corrosion-resistant sliding ring, and the compression spring (7) is a corrosion-resistant compression spring.