CN205877269U - Cleat valve of multiple connected mode of two cylinder control tee bends of integral type - Google Patents

Abstract

The utility model provides an angle-seat valve with an integrated double-cylinder control three-way multi-connection mode. The pin is assembled on the valve stem and is specifically located on the gasket one. The upper end of the valve core is equipped with a flat gasket. The lower side of the core, the flat washer is located at the connection between the hexagon nut and the valve core, the upper side of the valve body is assembled with the joint, the piston is located at the upper end of the valve stem, and the upper end of the piston is installed with a hexagonal lock nut and a hexagonal lock An indicator rod is installed on the upper end of the tight nut, and the indicator rod is arranged through the cylinder. A protective cover is installed on the upper end surface of the cylinder and the indicator rod is located inside the protective cover. The overall improvement of the utility model is realized by adding the first gasket and the second gasket. The design effectively reduces the possibility of leakage of the utility model due to excessive temperature difference. In addition, the addition of the circlip realizes the fixing of the cylinder and the cylinder head. This design effectively solves the cumbersome fixing of the traditional cylinder and the cylinder head. The problem.

Description

An angle seat valve with integrated double cylinder control three-way multiple connection mode

technical field

The utility model relates to an angle seat valve with an integrated double-cylinder control three-way multiple connection mode, which belongs to the field of mechanical equipment.

Background technique

In the prior art, most of the angle seat valves currently on the market are single cylinders and soft seals. The working surface of this type of angle seat valve is relatively narrow, which cannot meet the needs of high pressure and high temperature. Moreover, this type of angle seat valve The opening and closing of the valve adopts a single cylinder mode, and there is no buffer function when it is closed. If the frequency of opening and closing is too high, it will have a certain impact on the life of the valve. The angle seat valve can save space by maintaining the flow rate. It is a guided angle seat valve operated by a single-acting pneumatic actuator with spring safety protection. When using it, it should be normally open or normally closed. The angle seat valve is widely used in short-term frequent starts, and has the characteristics of sensitive response and accurate action. , with the use of solenoid valves, the flow of gas and liquid can be accurately controlled by pneumatic control. Accurate temperature control, dripping liquid and other requirements can be realized.

Utility model content

Aiming at the deficiencies of the existing technology, the purpose of this utility model is to provide an angle seat valve with an integrated double cylinder control three-way multiple connection mode to solve the problems raised in the above background technology. The utility model is easy to use and easy to operate. Good stability and high reliability.

In order to achieve the above purpose, the utility model is achieved through the following technical solutions: an angle seat valve with an integrated dual-cylinder control three-way multiple connection mode, including the upper end structure of the angle seat valve and the lower end structure of the angle seat valve, the angle seat valve The upper structure of seat valve is composed of valve body, hex nut, flat washer 1, gasket 1, valve core, pin, valve stem, joint, gasket 2, packing, flat gasket 2 and spring 1. The internal assembly of the valve body There is a valve stem, the valve core is fixed with the valve stem by a hex nut, the pin is assembled on the valve stem and is specifically located on the gasket one, the upper end of the valve core is equipped with a flat gasket one, and the gasket one Located at the lower side of the valve core, the flat pad one is located at the joint between the hexagon nut and the valve core, the upper side of the valve body is assembled with the joint, and the joint is installed on the valve body through the seal pad two Together, the filler is located on the inner wall of the joint, the flat pad two is fixed on the upper end surface of the joint, the upper end of the flat pad two is equipped with spring one, and the lower end structure of the angle seat valve is composed of a circlip, a U-shaped Oil seal, cylinder head, bushing, connector, ring spring, piston, O-ring, hexagonal lock nut, indicator rod, spring two, cylinder and protective cover, the cylinder is a cylindrical structure, the cylinder It is fixed with the cylinder head by a circlip, the valve stem is arranged through the cylinder head, a bushing is installed at the junction of the valve stem and the cylinder head, and a U-shaped joint is installed at the junction of the valve stem and the cylinder head. The oil seal and the U-shaped oil seal are specifically located at the lower side of the bushing, the piston is located at the upper end of the valve stem, and a hex lock nut is installed on the upper end of the piston, and an indicator rod is installed on the upper end of the hex lock nut. The indicator rod is arranged through the cylinder, a protective cover is installed on the upper end surface of the cylinder and the indicator rod is located inside the protective cover, the upper end of the spring two is arranged close to the upper end surface inside the cylinder, and the lower side of the spring two is in contact with the piston. The upper end surfaces of the pistons are attached together, the lower side of the piston is installed with a connecting piece, the lower end of the piston and the upper end of the connecting piece are installed with an annular spring, and the O-ring is assembled in the middle of the piston.

Further, the first gasket and the second gasket are made of rubber materials.

Further, an annular slot structure with a rectangular cross section is opened inside the cylinder head.

Further, the protective cover is fixed by bolts.

Beneficial effects of the utility model: an integrated dual-cylinder control tee multi-connection angle seat valve of the utility model realizes improving the overall sealing performance of the utility model by adding gasket one and gasket two. Effectively reduces the possibility of leakage of the utility model due to excessive temperature difference. In addition, the addition of the clip spring realizes the fixing of the cylinder and the cylinder head. This design effectively solves the complicated problem of fixing the traditional cylinder and the cylinder head. The utility model Easy to use, easy to operate, good stability and high reliability.

Description of drawings

Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

Fig. 1 is a structural schematic diagram of an angle seat valve with an integrated dual-cylinder control tee multiple connection mode of the utility model;

Fig. 2 is a schematic cross-sectional structure diagram of an angle seat valve with an integrated double-cylinder control tee multiple connection mode of the utility model;

In the figure: 1-valve body, 2-hex nut, 3-flat gasket 1, 4-gasket 1, 5-spool, 6-pin, 7-valve stem, 8-joint, 9-gasket 2, 10 -Packing, 11-flat gasket 2, 12-spring 1, 13-circlip, 14-U type oil seal, 15-cylinder head, 16-bush, 17-connecting piece, 18-ring spring, 19-piston, 20 -O type ring, 21-hex lock nut, 22-indicating rod, 23-spring two, 24-cylinder, 25-protective cover.

detailed description

In order to make the technical means, creative features, goals and effects achieved by the utility model easy to understand, the utility model will be further elaborated below in conjunction with specific embodiments.

Please refer to Figure 1 and Figure 2, the utility model provides a technical solution: an angle seat valve with an integrated double cylinder control three-way multiple connection mode, including the upper end structure of the angle seat valve and the lower end structure of the angle seat valve, the angle seat valve The upper structure consists of valve body 1, hex nut 2, flat washer 3, gasket 1 4, valve core 5, pin 6, valve stem 7, joint 8, gasket 2 9, packing 10, flat gasket 2 11 and spring 1 12 components, the valve body 1 is equipped with a valve stem 7, the valve core 5 is fixed with the valve stem 7 by the hex nut 2, the pin 6 is assembled on the valve stem 7 and is specifically located on the gasket one 4, the upper end of the valve core 5 A flat washer 3 is installed, a gasket 14 is located at the lower side of the valve core 5, a flat washer 13 is located at the joint between the hex nut 2 and the valve core 5, and the upper side of the valve body 1 is assembled with the joint 8 , the joint 8 is installed together with the valve body 1 through the gasket 2 9, and the overall sealing performance of the utility model is improved by adding the gasket 1 4 and the gasket 2 9. This design effectively reduces the cost caused by the excessive temperature difference. The possibility of leakage of the utility model, the filler 10 is located on the inner wall of the joint 8, the flat pad two 11 is fixed on the upper end surface of the joint 8, and the upper end of the flat pad two 11 is equipped with a spring one 12.

The lower end structure of the angle seat valve consists of a circlip 13, a U-shaped oil seal 14, a cylinder head 15, a bushing 16, a connecting piece 17, an annular spring 18, a piston 19, an O-ring 20, a hexagonal lock nut 21, an indicator rod 22, a spring Two 22, the cylinder 24 and the protective cover 25 are composed, the cylinder 24 is a cylindrical tubular structure, the cylinder 24 and the cylinder head 15 are fixed by the circlip 13, and the addition of the circlip 13 realizes the fixing of the cylinder 24 and the cylinder head 15 , this design effectively solves the cumbersome problem of fixing the traditional cylinder 24 and cylinder head 15. The valve stem 7 is arranged through the cylinder head 15. The joint of the cylinder head 15 is equipped with a U-shaped oil seal 14, and the U-shaped oil seal 14 is located at the lower side of the bushing 16. The piston 19 is located at the upper end of the valve stem 7, and the upper end of the piston 19 is equipped with a hexagonal lock nut 21 and a hexagonal lock. The upper end of tight nut 21 is equipped with indicator rod 22, and indicator rod 22 is arranged through cylinder 24, and protective cover 25 is installed on the upper end surface of cylinder 24 and indicator rod 22 is positioned at the inside of protective cover 25, and the upper end of spring two 22 fits cylinder 24 inside the upper end surface is arranged and the lower side of the spring two 22 is attached to the upper end surface of the piston 19, the lower side of the piston 19 is equipped with a connecting piece 17, and the lower end of the piston 19 and the upper end of the connecting piece 17 are equipped with a ring The spring 18 and the O-ring 20 are assembled in the middle of the piston 19 .

Gasket 1 4 and gasket 2 9 are made of rubber material. The cylinder head 15 is provided with an annular slot structure with a rectangular cross section, and the protective cover 25 is fixed by bolts.

Specific implementation method: when using, the staff first checks the utility model to see if there is a defect. If there is a defect, it cannot be used. At this time, the maintenance personnel need to be notified to carry out maintenance. If there is no problem, it can be carried out. In use, when in use, the utility model is first fixed on the pipeline, and then the on-off of the pipeline is controlled by the valve stem 7. When the pipeline is opened, the spring two 22 inside the cylinder 24 is compressed, and when the valve needs to be closed, the spring two 22 moves downward, and then drives the valve stem 7 to move downward, and then the valve core 5 closes the pipeline.

The basic principles and main features of the utility model and the advantages of the utility model have been shown and described above. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and without departing from the utility model The present utility model can be realized in other specific forms without the spirit or essential features. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall within the scope of the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only includes an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (4)

1. An integrated dual-cylinder control three-way multi-connection angle seat valve, including the upper end structure of the angle seat valve and the lower end structure of the angle seat valve, characterized in that: the upper end structure of the angle seat valve consists of a valve body (1), Hex nut (2), flat washer 1 (3), gasket 1 (4), valve core (5), pin (6), valve stem (7), joint (8), gasket 2 (9), packing (10), flat washer 2 (11) and spring 1 (12), the valve body (1) is equipped with a valve stem (7), and the valve core (5) is connected to the valve through the hex nut (2) The rod (7) is fixed, the pin (6) is assembled on the valve stem (7) and is specifically located on the gasket one (4), the upper end of the valve core (5) is installed with a flat gasket (3), The gasket one (4) is located at the lower side of the valve core (5), the flat gasket one (3) is located at the connection between the hex nut (2) and the valve core (5), and the valve body ( The upper side of 1) is assembled with the joint (8), the joint (8) is installed together with the valve body (1) through the second gasket (9), and the packing (10) is located on the inner wall of the joint (8) Above, the flat pad two (11) is fixed on the upper end surface of the joint (8), and the upper end of the flat pad two (11) is equipped with a spring one (12); the lower end structure of the angle seat valve is composed of a spring (13), U-shaped oil seal (14), cylinder head (15), bushing (16), connector (17), ring spring (18), piston (19), O-ring (20), hexagonal lock nut (21), indicator rod (22), spring two (23), cylinder (24) and protective cover (25), the cylinder (24) is a cylindrical tubular structure, the cylinder (24) and the cylinder The covers (15) are fixed by a snap ring (13), the valve stem (7) is arranged through the cylinder head (15), and a liner is installed at the joint between the valve stem (7) and the cylinder head (15). sleeve (16), the joint between the valve stem (7) and the cylinder head (15) is equipped with a U-shaped oil seal (14) and the U-shaped oil seal (14) is located at the lower side of the bushing (16), the The piston (19) is located at the upper end of the valve stem (7), and the upper end of the piston (19) is equipped with a hexagonal lock nut (21), and the upper end of the hexagonal lock nut (21) is equipped with an indicator rod (22), The indicator rod (22) is arranged through the cylinder (24), the upper end surface of the cylinder (24) is equipped with a protective cover (25) and the indicator rod (22) is located inside the protective cover (25), the spring The upper end of the second spring (23) is arranged to be attached to the upper end surface of the cylinder (24) and the lower side of the spring second (23) is attached to the upper end surface of the piston (19), and the lower side of the piston (19) is installed There is a connecting piece (17), an annular spring (18) is installed between the lower end of the piston (19) and the upper end of the connecting piece (17), and the O-ring (20) is assembled in the middle of the piston (19). 2. The one-piece dual-cylinder controlled three-way multi-connection angle seat valve according to claim 1, characterized in that: the first gasket (4) and the second gasket (9) are made of rubber materials. become. 3. The one-piece double-cylinder controlled three-way multi-connection angle seat valve according to claim 1, characterized in that: the inside of the cylinder head (15) is provided with an annular slot structure with a rectangular cross section . 4 . The one-piece double-cylinder controlled three-way multi-connection angle seat valve according to claim 1 , characterized in that: the protective cover ( 25 ) is fixed by bolts.