CN216200776U

CN216200776U - Stainless steel high-pressure ball valve for boats and ships

Info

Publication number: CN216200776U
Application number: CN202122830615.5U
Authority: CN
Inventors: 张维方; 姜振勇
Original assignee: Zhejiang Kangrui Valve Co ltd
Current assignee: Zhejiang Kangrui Valve Co ltd
Priority date: 2021-11-18
Filing date: 2021-11-18
Publication date: 2022-04-05
Anticipated expiration: 2031-11-18

Abstract

The utility model discloses a stainless steel high-pressure ball valve for ships, which comprises a valve body, wherein a water inlet is arranged at one side of the valve body, a water outlet is arranged at the other side of the valve body, a connecting seat is welded at the top of the valve body, a limiting groove is formed at the top of the connecting seat, a fixed seat is in threaded connection with the inside of the connecting seat, a threaded inner wall is arranged inside the connecting seat, a second connecting plate is welded on the outer wall of the water outlet, a through hole is formed at the top of the valve body and penetrates through the top of the valve body, the valve body is formed in one step in the manufacturing process, the water inlet and the water outlet are formed in one step in the casting process of the valve body, so that the problem that the air tightness of the valve body is reduced due to the long-time high-pressure impact on the valve body is solved, and the air tightness of the valve body is effectively improved, meanwhile, the service life of the valve body is prolonged.

Description

Stainless steel high-pressure ball valve for boats and ships

Technical Field

The utility model relates to the technical field of ball valves, in particular to a stainless steel high-pressure ball valve for a ship.

Background

The ball valve is a valve whose opening and closing piece is driven by a valve rod and can rotate around the axis of the ball valve, and can also be used for adjusting and controlling fluid, and the ball valve is divided into a pneumatic ball valve, an electric ball valve and a manual ball valve according to a driving mode. In China, ball valves are widely applied to industries such as petroleum refining, long-distance pipelines, chemical industry, papermaking, pharmacy, water conservancy, electric power, municipal administration, steel and the like, and with the increasing construction of ships, stainless steel high-pressure ball valves are also applied to the ships.

The existing high-pressure ball valve still has the following defects in the using process:

1. the existing high-pressure ball valve is split, so that the airtightness of the ball valve is reduced and the leakage condition is caused under a high-pressure state for a long time;

2. the conventional high-pressure ball valve is inconvenient to replace a ball body in the valve body, so that the service life of the ball valve is shortened.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a stainless steel high-pressure ball valve for a ship, which solves the problems that the existing high-pressure ball valve is split, the leakproofness of the ball valve is reduced and leakage occurs under a high-pressure state for a long time, and meanwhile, the service life of the ball valve is reduced due to the fact that the existing high-pressure ball valve is inconvenient to replace a ball body in a valve body.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a stainless steel high-pressure ball valve for boats and ships, includes the valve body, valve body one side is equipped with the water inlet, the valve body opposite side is equipped with the delivery port, the welding of valve body top has the connecting seat, the spacing groove has been seted up at the connecting seat top, the inside threaded connection of connecting seat has the fixing base, the inside screw thread inner wall that is equipped with of connecting seat, the fixing base outer wall is equipped with the screw thread outer wall, the welding of fixing base top has the chassis, the welding of water inlet outer wall has first connecting plate, the welding of delivery port outer wall has the second connecting plate, the through-hole has been seted up at the valve body top, the through-hole runs through the valve body top.

Preferably, the top of the chassis is fixedly provided with a fixing ring, the fixing ring is fixedly provided with a sheath, and the sheath is internally provided with a rotating rod in a threaded manner.

Preferably, the rotating rod is fixedly installed inside a nut, and the nut is fixedly installed in the middle of the rotary table.

Preferably, the fixing base top is run through to the bull stick bottom, and extends to fixing base one side, the welding of bull stick, bottom has the stainless steel ball, the stainless steel ball is installed inside the valve body, the inside hollow structure that is of valve body.

Preferably, a drain hole is formed in the outer wall of the stainless steel ball and penetrates through the stainless steel ball, a sealing block is fixedly mounted inside the valve body, one side of the sealing block is attached to the outer wall of the stainless steel ball and mounted, and the sealing block is rectangular and mounted on the inner wall of the valve body.

(III) advantageous effects

The utility model provides a stainless steel high-pressure ball valve for a ship. The method has the following beneficial effects:

(1) this stainless steel ball valve, through the valve body, the seal block ground sets up all split type of having solved traditional high-pressure ball valve effectively, be in under the high pressure state for a long time like this, can lead to the seal decline of ball valve, the condition of leaking takes place, the valve body is one shot forming in the manufacture process, one shot forming when the valve body casting of water inlet and delivery port, it is split type problem just so to have solved traditional valve, the seal block ground sets up the leakproofness that has promoted the valve body inside effectively simultaneously, avoided the valve body to receive highly compressed impact for a long time and caused the problem that the valve body gas tightness reduces, the gas tightness of valve body has been promoted effectively, the life of valve body has still been promoted simultaneously.

(2) This stainless steel ball, through the connecting seat, the through-hole, a fixed base, the screw thread outer wall, the inside spheroid of the inconvenient change valve body of traditional high-pressure ball valve has been solved effectively in the setting of screw thread inner wall and bull stick, just so lead to the life decline of ball valve, the valve body top is equipped with the through-hole, the top of through-hole is equipped with the connecting seat, the spacing groove has been seted up at the connecting seat top, the fixing seat passes through spacing groove and screw thread outer wall threaded mounting inside the connecting seat, the top of fixing seat is equipped with the sheath, the inside bull stick that is equipped with of sheath, the stainless steel ball is installed to the bottom of bull stick, holistic device can dismantle like this, the change of valve body internals has been made things convenient for, need not dismantle whole valve body simultaneously, do not influence the leakproofness of valve body, the life of ball valve has been promoted effectively.

Drawings

FIG. 1 is a schematic structural view of the present invention as a whole;

FIG. 2 is a schematic view of a connecting base structure according to the present invention;

FIG. 3 is a schematic view of a fixing base according to the present invention;

fig. 4 is a cross-sectional view of the valve body of the present invention.

In the figure, 1, a valve body; 2. a water inlet; 3. a first connecting plate; 4. a water outlet; 5. a second connecting plate; 6. a connecting seat; 7. a fixed seat; 8. a fixing ring; 9. a chassis; 10. a sheath; 11. a rotating rod; 12. a nut; 13. a turntable; 14. a threaded outer wall; 15. a limiting groove; 16. a threaded inner wall; 17. a through hole; 18. stainless steel balls; 19. a drain hole; 20. and (6) sealing the block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, an embodiment of the present invention provides a technical solution: a stainless steel high-pressure ball valve for ships comprises a valve body 1, wherein a water inlet 2 is formed in one side of the valve body 1, a water outlet 4 is formed in the other side of the valve body 1, a connecting seat 6 is welded to the top of the valve body 1, a limiting groove 15 is formed in the top of the connecting seat 6, a fixing seat 7 is in threaded connection with the inside of the connecting seat 6, a threaded inner wall 16 is arranged inside the connecting seat 6, a threaded outer wall 14 is arranged on the outer wall of the fixing seat 7, a chassis 9 is welded to the top of the fixing seat 7, a first connecting plate 3 is welded to the outer wall of the water inlet 2, a second connecting plate 5 is welded to the outer wall of the water outlet 4, a through hole 17 is formed in the top of the valve body 1 and penetrates through the top of the valve body 1, the fixing seat 7 is convenient to install due to the arrangement of the connecting seat 6, and the connection between the fixing seat 7 and the connecting seat 6 is convenient due to the arrangement of the threaded inner wall 16 and the threaded outer wall 14, meanwhile, the through hole 17 is arranged to facilitate the installation of the stainless steel ball 18.

9 top fixed mounting on chassis has solid fixed ring 8, gu 8 inside fixed mounting of fixed ring has sheath 10, bull stick 11 is installed to 10 inside screw threads of sheath, gu 8 setting of fixed ring can play a fixed action to sheath 10, the setting of sheath 10 simultaneously plays a guard action to bull stick 11.

The rotating rod 11 is fixedly installed inside the nut 12, the nut 12 is fixedly installed in the middle of the rotary table 13, the stainless steel balls 18 are convenient to install and connect due to the rotating rod 11, and meanwhile the rotating rod 11 is convenient to rotate due to the rotary table 13.

The bottom of the rotating rod 11 runs through the top of the fixing seat 7 and extends to one side of the fixing seat 7, the bottom of the rotating rod 11 is welded with a stainless steel ball 18, the stainless steel ball 18 is installed inside the valve body 1, the inside of the valve body 1 is of a hollow structure, the stainless steel ball 18 is made of stainless steel materials, and the service life of the valve can be effectively prolonged.

The outer wall of the stainless steel ball 18 is provided with a drain hole 19, the drain hole 19 penetrates through the stainless steel ball 18, a sealing block 20 is fixedly mounted inside the valve body 1, one side of the sealing block 20 is attached to the outer wall of the stainless steel ball 18 and mounted, the sealing block 20 is rectangular and mounted on the inner wall of the valve body 1, and the sealing effect inside the valve body 1 can be effectively enhanced due to the arrangement of the sealing block 20.

The working principle is as follows: during the installation, install fixing base 7 inside connecting seat 6 through spacing groove 15 screw thread, stainless steel ball 18 is installed inside valve body 1 through the through-hole 17 that 1 top of valve body set up, 1 internally mounted of valve body has four sealed pieces 20, the outer wall installation of sealed piece 20 all laminating stainless steel ball 18, only need rotate carousel 13 when closing the valve, the bull stick 11 at the middle part is installed in the rotation drive of carousel 13 rotates, the rotation of bull stick 11 drives the stainless steel ball 18 rotation of bottom installation, realize closing and opening of valve.

The utility model 1, valve body; 2. a water inlet; 3. a first connecting plate; 4. a water outlet; 5. a second connecting plate; 6. a connecting seat; 7. a fixed seat; 8. a fixing ring; 9. a chassis; 10. a sheath; 11. a rotating rod; 12. a nut; 13. a turntable; 14. a threaded outer wall; 15. a limiting groove; 16. a threaded inner wall; 17. a through hole; 18. stainless steel balls; 19. a drain hole; 20. the utility model solves the problems that the existing high-pressure ball valve is split, the airtightness of the ball valve is reduced and leakage occurs under the high-pressure state for a long time, and meanwhile, the service life of the ball valve is reduced because the existing high-pressure ball valve is inconvenient to replace a ball body in a valve body, the top of the valve body is provided with a through hole, the top of the through hole is provided with a connecting seat, the top of the connecting seat is provided with a limit groove, the fixing seat is arranged in the connecting seat through the limit groove and a thread outer wall thread, the top of the fixing seat is provided with a sheath, the inside of the sheath is provided with a rotating rod, the bottom of the rotating rod is provided with a stainless steel ball, the whole device can be disassembled, the replacement of the internal parts of the valve body is facilitated, the whole valve body does not need to be disassembled, the sealing performance of the valve body is not affected, and the service life of the ball valve is effectively prolonged.

While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a stainless steel high pressure ball valve for boats and ships which characterized in that: including valve body (1), valve body (1) one side is equipped with water inlet (2), valve body (1) opposite side is equipped with delivery port (4), valve body (1) top welding has connecting seat (6), spacing groove (15) have been seted up at connecting seat (6) top, connecting seat (6) internal thread is connected with fixing base (7), connecting seat (6) inside is equipped with threaded inner wall (16), fixing base (7) outer wall is equipped with screw thread outer wall (14), fixing base (7) top welding has chassis (9), water inlet (2) outer wall welding has first connecting plate (3), delivery port (4) outer wall welding has second connecting plate (5), through-hole (17) have been seted up at valve body (1) top, through-hole (17) run through valve body (1) top.

2. The marine stainless steel high-pressure ball valve according to claim 1, wherein: chassis (9) top fixed mounting has solid fixed ring (8), gu fixed ring (8) inside fixed mounting has sheath (10), bull stick (11) are installed to sheath (10) inside screw thread.

3. The marine stainless steel high-pressure ball valve according to claim 2, wherein: the rotating rod (11) is fixedly arranged inside the nut (12), and the nut (12) is fixedly arranged in the middle of the rotating disc (13).

4. The marine stainless steel high-pressure ball valve according to claim 2, wherein: the bottom of the rotating rod (11) penetrates through the top of the fixing seat (7) and extends to one side of the fixing seat (7), a stainless steel ball (18) is welded at the bottom of the rotating rod (11), the stainless steel ball (18) is installed inside the valve body (1), and the valve body (1) is internally of a hollow structure.

5. The marine stainless steel high-pressure ball valve according to claim 4, wherein: the outer wall of the stainless steel ball (18) is provided with a drain hole (19), the drain hole (19) penetrates through the stainless steel ball (18), a sealing block (20) is fixedly mounted inside the valve body (1), one side of the sealing block (20) is attached to the outer wall of the stainless steel ball (18) and mounted, and the sealing block (20) is mounted on the inner wall of the valve body (1) in a rectangular shape.