CN211779102U

CN211779102U - Top-mounted inclined-plane ball valve

Info

Publication number: CN211779102U
Application number: CN202020337164.4U
Authority: CN
Inventors: 刘彬彬; 姜华; 季桂芹
Original assignee: Jiangsu Huaxing Pipe Clamp Manufacturing Co ltd
Current assignee: Jiangsu Huaxing Pipe Clamp Manufacturing Co ltd
Priority date: 2020-03-17
Filing date: 2020-03-17
Publication date: 2020-10-27
Anticipated expiration: 2030-03-17

Abstract

The utility model belongs to the technical field of special valve, especially a top-mounted inclined plane ball valve, including valve body, disk seat, spheroid, valve rod, sealed pad and upper cover, the inside below of valve body is provided with the disk seat, be provided with the spheroid above the disk seat, fixedly connected with valve rod above the spheroid, the valve body top is provided with the upper cover, be provided with sealed pad between valve body and the upper cover, the valve rod below the outside is provided with adjusting spring, adjusting spring top is provided with the sealed pad, be provided with V type filler above the sealed pad; a packing pressing sleeve is arranged above the V-shaped packing, a packing pressing cover is arranged above the packing pressing sleeve, and the upper end of the valve rod is connected with a bracket; the utility model discloses a disk seat becomes inclined plane laminated structure with the spheroid. The ball body is better contacted with the valve seat, the sealing performance is ensured, and the service life is prolonged by more than 50 percent compared with the original service life; the adjusting spring compresses the ball structure. The ball body is tightly attached to the valve seat, and the sealing effect is better.

Description

Top-mounted inclined-plane ball valve

Technical Field

The utility model relates to a special valve field especially relates to a facial make-up formula inclined plane ball valve.

Background

Valves are plumbing accessories used to open and close a pipe, control flow direction, regulate and control parameters of the transport medium (temperature, pressure and flow). According to the function, the valve can be divided into a shut-off valve, a check valve, a regulating valve and the like, wherein the valve is a control part in a fluid conveying system and has the functions of stopping, regulating, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like. Valves used in fluid control systems range in variety and size from the simplest shut-off valves to the variety of valves used in extremely complex autonomous systems.

The pipeline control system is arranged on an industrial pipe network in industrial departments such as petroleum, chemical industry, electric power, metallurgy, food, medicine, light textile, paper making and the like in China, and particularly when a space device is installed for a short time, the defects that a common ball valve body is high in pressure and large in space position are effectively overcome, and a traditional ball valve is not high-pressure resistant, poor in sealing effect and high in maintenance cost.

In order to solve the problem, the application provides an upper-mounted inclined-plane ball valve.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For the technical problem who exists among the solution background art, the utility model provides a facial make-up formula inclined plane ball valve adopts disk seat and spheroid to become inclined plane laminated structure. The ball body is better contacted with the valve seat, the sealing performance is ensured, and the service life is prolonged by more than 50 percent compared with the original service life; the adjusting spring compresses the ball structure. The ball body is tightly attached to the valve seat, and the sealing effect is better.

(II) technical scheme

In order to solve the problems, the utility model provides an upper-mounted inclined ball valve, which comprises a valve body, a valve seat, a ball body, a valve rod, a sealing gasket and an upper cover, wherein the valve seat is arranged below the inner part of the valve body;

the V-shaped packing is characterized in that a packing pressing sleeve is arranged above the V-shaped packing, a packing pressing cover is arranged above the packing pressing sleeve, a bracket is connected to the upper end of the valve rod, and a worm gear device is arranged on one side of the bracket.

Preferably, the upper sealing gasket, the V-shaped packing, the packing pressing sleeve and the packing pressing cover are all positioned on the outer side of the valve rod.

Preferably, the inside of the packing gland is connected with a hexagon bolt in a penetrating way, and the hexagon bolt is in threaded connection with the upper cover.

Preferably, a bolt penetrates through the valve body and the upper cover, and a nut is in threaded connection with the upper side of the bolt.

Preferably, the valve seat and the ball body form an inclined plane attaching structure.

The above technical scheme of the utility model has following profitable technological effect: the valve seat and the ball body form an inclined plane attaching structure. The ball body is better contacted with the valve seat, the sealing performance is ensured, and the service life is prolonged by more than 50 percent compared with the original service life; the adjusting spring compresses the ball structure. The ball body is tightly attached to the valve seat, and a worm gear boosting structure is adopted for better sealing effect. The operation is convenient and labor-saving, a large amount of cost is saved, the installation is simple and convenient, and the device can be installed at any position in a pipeline in any direction.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is an enlarged schematic view of a partial structure of the present invention.

Reference numerals:

1. a valve body; 2. a valve seat; 3. a sphere; 4. a valve stem; 5. a gasket; 6. an upper cover; 7. an upper seal gasket; 8. a nut; 9. a bolt; 10. a V-shaped filler; 11. pressing and sleeving the filler; 12. a packing gland; 13. a hexagon bolt; 14. a bracket; 15. a worm gear; 16. the spring is adjusted.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-2, the utility model provides a top-mounted inclined ball valve, including valve body 1, valve seat 2, spheroid 3, valve rod 4, sealed pad 5 and upper cover 6, valve seat 2 is provided with to the inside below of valve body 1, be provided with spheroid 3 above the valve seat 2, fixedly connected with valve rod 4 above the spheroid 3, be provided with upper cover 6 above valve body 1, be provided with sealed pad 5 between valve body 1 and upper cover 6, the outside is provided with regulating spring 16 below the valve rod 4, be provided with upper seal pad 7 above regulating spring 16, be provided with V type filler 10 above upper seal pad 7;

a packing pressing sleeve 11 is arranged above the V-shaped packing 10, a packing pressing cover 12 is arranged above the packing pressing sleeve 11, a bracket 14 is connected to the upper end of the valve rod 4, and a worm gear device 15 is arranged on one side of the bracket 14.

In this embodiment, it should be noted that the upper sealing gasket 7, the V-shaped packing 10, the packing pressing sleeve 11, and the packing pressing cover 12 are all located outside the valve rod 4, the inside of the packing pressing cover 12 is connected with a hexagon bolt 13 through, the hexagon bolt 13 is connected with the upper cover 6 through a thread, the bolt 9 is connected between the valve body 1 and the upper cover 6 through a thread, the nut 8 is connected above the bolt 9 through a thread, and the valve seat 2 and the ball 3 form an inclined plane attachment structure.

The utility model discloses in, adopt the facial make-up structure, convenient assembly and maintenance adopt disk seat 2 and spheroid 3 to become inclined plane laminated structure. The ball 3 is better contacted with the valve seat 2, the sealing performance is ensured, and the service life is prolonged by more than 50 percent compared with the original service life; the adjusting spring 16 presses the ball 3 structure. The ball 3 and the valve seat 2 are tightly attached together, and the worm gear 15 structure is adopted for better sealing effect. The operation is convenient and labor-saving, a large amount of cost is saved, the installation is simple and convenient, and the device can be installed at any position in a pipeline in any direction.

The utility model discloses a theory of operation and use flow: through worm gear 15, drive valve rod 4, rotary sphere 3, just so can realize opening or closing of valve flow channel, thereby carry out the control to the pipeline, go up sealed 7, V type packing 10, packing pressure cover 11 and gland 12 all are located the outside of valve rod 4, the inside through connection of gland 12 has hex bolts 13, hex bolts 13 and 6 threaded connection of upper cover, through connection has bolt 9 between valve body 1 and the upper cover 6, bolt 9 top threaded connection has nut 8, disk seat 2 becomes inclined plane laminated structure with spheroid 3. The valve seat 2 and the ball body 3 form an inclined plane attaching structure. The ball 3 is better contacted with the valve seat 2, the sealing performance is ensured, and the service life is prolonged by more than 50 percent compared with the original service life; the adjusting spring 16 presses the ball 3 structure. The ball 3 and the valve seat 2 are tightly attached together, and the worm gear 15 structure is adopted for better sealing effect. The operation is convenient and labor-saving, a large amount of cost is saved, the installation is simple and convenient, and the device can be installed at any position in a pipeline in any direction.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The upper-mounted inclined-plane ball valve is characterized by comprising a valve body (1), a valve seat (2), a ball body (3), a valve rod (4), a sealing gasket (5) and an upper cover (6), wherein the valve seat (2) is arranged below the inner part of the valve body (1), the ball body (3) is arranged above the valve seat (2), the valve rod (4) is fixedly connected above the ball body (3), the upper cover (6) is arranged above the valve body (1), the sealing gasket (5) is arranged between the valve body (1) and the upper cover (6), an adjusting spring (16) is arranged on the outer side below the valve rod (4), an upper sealing gasket (7) is arranged above the adjusting spring (16), and a V-shaped filler (10) is arranged above the upper sealing gasket (7);

the packing pressing sleeve (11) is arranged above the V-shaped packing (10), the packing pressing cover (12) is arranged above the packing pressing sleeve (11), the upper end of the valve rod (4) is connected with a bracket (14), and a worm gear device (15) is arranged on one side of the bracket (14).

2. The top-loading inclined surface ball valve according to claim 1, wherein the upper sealing gasket (7), the V-shaped packing (10), the packing pressing sleeve (11) and the packing pressing cover (12) are all positioned at the outer side of the valve rod (4).

3. The top-loading inclined surface ball valve according to claim 1, wherein a hexagon bolt (13) is connected in a penetrating way in the packing gland (12), and the hexagon bolt (13) is in threaded connection with the upper cover (6).

4. The top-loading inclined surface ball valve according to claim 1, characterized in that a bolt (9) is connected between the valve body (1) and the upper cover (6) in a penetrating manner, and a nut (8) is connected above the bolt (9) in a threaded manner.

5. A top-loading beveled ball valve according to claim 1, characterised in that the valve seat (2) is in beveled abutment with the ball (3).