CN220870126U

CN220870126U - Quick-closing ball valve

Info

Publication number: CN220870126U
Application number: CN202322266652.7U
Authority: CN
Inventors: 徐协红
Original assignee: Suqian Taiping Valve Fittings Co ltd
Current assignee: Suqian Taiping Valve Fittings Co ltd
Priority date: 2023-08-23
Filing date: 2023-08-23
Publication date: 2024-04-30
Anticipated expiration: 2033-08-23

Abstract

The utility model discloses a quick-closing ball valve, which relates to the technical field of ball valves, and particularly relates to a quick-closing ball valve. This quick-closure's ball valve through set up the second spheroid in first spheroidal inside, when needs quick-closure ball valve, only needs downwardly pulling pull rod, utilizes a extension spring pulling pterygoid lamina one to rotate, makes the second spheroid rotatory fast, can make the second spheroid shutoff to the through-hole in the first spheroid, realizes the quick closure of ball valve, and it is more convenient to operate.

Description

Quick-closing ball valve

Technical Field

The utility model relates to the technical field of ball valves, in particular to a quick-closing ball valve.

Background

The definition of the ball valve is as follows: the opening and closing part (ball) is driven by the valve rod and rotates around the axis of the ball valve. The device can also be used for regulating and controlling fluid, wherein the hard seal V-shaped ball valve has strong shearing force between the V-shaped ball core and the metal valve seat of the hard alloy for surfacing, and is particularly suitable for mediums containing fibers, tiny solid particles and the like. The multi-way ball valve can flexibly control the confluence, the diversion and the flow direction switching of the medium on the pipeline, and simultaneously can close any channel to connect the other two channels. The valve should be installed generally horizontally in the pipeline. The ball valve is divided into: pneumatic ball valve, electric ball valve, manual ball valve.

Patent publication number CN205388163U proposes a ball valve capable of being quickly closed and finely adjusting flow, comprising a valve body, wherein a ball body is arranged in the valve body, a circulation groove is arranged in the ball body, one side of the ball body is provided with a mounting groove hole, a connecting rod is arranged in the mounting groove hole, one end of the connecting rod is provided with a handle, the other end of the connecting rod is connected to the ball body, a first groove hole and a second groove hole are respectively arranged in the connecting rod and the handle, a screw is sleeved in the first groove hole and the second groove hole, and a leakage stopping ring is sleeved on the side of the screw; a sealing ring is arranged between the connecting rod and the mounting groove hole; a sealing gasket is arranged between the valve body and the ball body; both ends of the handle are provided with holding grooves; one end of the screw rod is provided with a grab handle. The utility model can press down the screw rod through the grab handle to fulfill the aim of rapidly stopping the fluid in the valve body; the passing speed of the fluid in the valve body can be finely adjusted through different pressing degrees of the screw rods, so that the convenience of use is improved. When the structure is in practical use, as the screw rod is sleeved in the first slot hole and the second slot hole, when a high-pressure medium is conveyed in a pipeline, the screw rod can be subjected to upward impact force of the medium, so that the screw rod is difficult to be pressed down, and meanwhile, the screw rod is in danger of being ejected upwards by the high-pressure medium, so that the ball valve capable of being closed rapidly is provided.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides a ball valve capable of being closed quickly, and solves the problems in the background art.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a quick-closing's ball valve, includes the valve body, the suit is at the inside first spheroid of valve body, the inside movable sleeve of first spheroidal is equipped with the second spheroid, the spheroidal bottom of first spheroid is connected with the stopper, the spheroidal bottom of second is connected with down the axostylus axostyle, the axostylus axostyle activity is cup jointed in the inside of stopper down, the inside fixedly connected with pterygoid lamina two of stopper, the external connection of axostylus axostyle has pterygoid lamina one down, be connected with the extension spring between pterygoid lamina one and the pterygoid lamina two, the constant head tank has been seted up to the bottom of axostylus axostyle down, the bottom joint of constant head tank has the locating piece.

Optionally, the internally mounted of valve body has first sealing washer, first sealing washer pressfitting is in first spheroidal outside, the internal mounting of first spheroidal has the second sealing washer, the second sealing washer pressfitting is in the spheroidal outside of second.

Optionally, the top of first spheroid is connected with the valve rod, the valve rod extends to the outside of valve body, the through-hole has been seted up to the inside of valve rod.

Optionally, the top of second spheroid is connected with the axostylus axostyle, go up the spheroid inside of axostylus axostyle movable sleeve dress, interior hexagonal hole has been seted up at the top of going up the axostylus axostyle, interior hexagonal hole is located the bottom of through-hole.

Optionally, the stopper activity cup joints in the inside of valve body, the inside of stopper is provided with the cavity, pterygoid lamina one, pterygoid lamina two, extension spring are all located the inside of cavity.

Optionally, the quantity of pterygoid lamina one and pterygoid lamina two all has two and about lower axostylus axostyle central symmetry distribution, the internal connection of stopper has the baffle, the contained angle between baffle and the pterygoid lamina one is ninety degrees.

Optionally, the bottom of locating piece is connected with the pull rod, the pull rod activity cup joints the bottom at the stopper, the bottom of pull rod extends to the outside of stopper, the bottom of locating piece is provided with the pressure spring.

The utility model provides a ball valve capable of being closed quickly, which has the following beneficial effects:

1. This quick-closure's ball valve through set up the second spheroid in first spheroidal inside, when needs quick-closure ball valve, only needs downwardly pulling pull rod, utilizes a extension spring pulling pterygoid lamina one to rotate, makes the second spheroid rotatory fast, can make the second spheroid shutoff to the through-hole in the first spheroid, realizes the quick closure of ball valve, and it is more convenient to operate.

2. This quick-closing's ball valve through setting up the constant head tank in the bottom of lower axostylus axostyle, utilizes the locating piece joint to live the constant head tank, can fix second spheroid and first spheroid together, avoids taking place relative rotation between second spheroid and the first spheroid, through setting up interior hexagonal hole at the top of last axostylus axostyle, after the second spheroid is in closed position, only need pass the through-hole with interior hexagonal bolt sword and insert in the interior hexagonal hole, then drive the axostylus axostyle and rotate, make the second spheroid reset, at this moment the locating piece is in the joint moves the constant head tank again under the promotion of pressure spring, the second spheroid of being convenient for resets to the open state.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the present utility model in front cross section;

FIG. 3 is a schematic cross-sectional view of a stopper according to the present utility model;

FIG. 4 is a schematic view of the structure of the upper shaft of the present utility model;

FIG. 5 is a schematic view of the lower shaft of the present utility model;

fig. 6 is a schematic structural view of the positioning block according to the present utility model.

In the figure: 1. a valve body; 2. a first sphere; 3. a first seal ring; 4. a second sphere; 5. a second seal ring; 6. a valve stem; 7. a through hole; 8. an upper shaft lever; 9. an inner hexagonal hole; 10. a limiting block; 11. a lower shaft lever; 12. a wing plate I; 13. a wing plate II; 14. a tension spring; 15. a baffle; 16. a positioning groove; 17. a positioning block; 18. a pull rod; 19. a compression spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1, 2 and 4, the present utility model provides a technical solution: the utility model provides a quick closed's ball valve, including valve body 1, the suit is at the inside first spheroid 2 of valve body 1, the internally mounted of valve body 1 has first sealing washer 3, first sealing washer 3 pressfitting is in the outside of first spheroid 2, through setting up first sealing washer 3, utilize the gap between first spheroid 2 of first sealing washer 3 to valve body 1, avoid the gap weeping between valve body 1 and the first spheroid 2, the inside movable sleeve of first spheroid 2 has second spheroid 4, the internally mounted of first spheroid 2 has second sealing washer 5, the outside of second spheroid 4 is pressed in to second sealing washer 5 pressfitting, through setting up second sealing washer 5, utilize the gap weeping between first spheroid 2 and the second spheroid 4 to seal, the top of first spheroid 2 is connected with valve rod 6, the outside that valve rod 6 extends to valve body 1, through-hole 7 has been seted up to the inside of valve rod 6, the top of second spheroid 4 is connected with top 8, top 8 movable sleeve is equipped with second spheroid 4 in the inside of second spheroid, top 8 has hexagonal 8 and 9 and then need be in the hexagonal 9 through hole 9 to be in the inside hexagonal shaft 9 when setting up and insert hexagonal shaft 9 in the inside hexagonal shaft 9, then the hole is in the hole 9, the hexagonal hole is located in the inside hexagonal shaft 9, the hole is closed, the hole is located in the inside hexagonal hole 9.

Referring to fig. 2 and 3, a limiting block 10 is connected to the bottom of a first ball 2, a lower shaft rod 11 is connected to the bottom of a second ball 4, the lower shaft rod 11 is movably sleeved in the limiting block 10, a wing plate two 13 is fixedly connected to the inside of the limiting block 10, a wing plate one 12 is connected to the outside of the lower shaft rod 11, a tension spring 14 is connected between the wing plate one 12 and the wing plate two 13, the wing plate one 12 is pulled to rotate by the tension spring 14 through the tension spring 14, the second ball 4 can be enabled to rotate rapidly, the second ball 4 can be enabled to block a through hole in the first ball 2, rapid closing of a ball valve is achieved, operation is more convenient, the limiting block 10 is movably sleeved in the valve body 1, a cavity is formed in the inside of the limiting block 10, the wing plate one 12, the wing plate two 13 and the tension spring 14 are all located in the cavity, the wing plate one 12 and the wing plate two 13 are distributed symmetrically about the center of the lower shaft rod 11, a baffle 15 is connected to the inside of the limiting block 10, the baffle 15 is used for blocking the wing plate 12, and the rotation angle of the lower shaft rod 11 is controlled to be ninety degrees by the baffle 15, and the included angle between the baffle 15 and the wing plate 12 is ninety degrees.

Referring to fig. 2, 5 and 6, a positioning groove 16 is formed in the bottom of the lower shaft rod 11, a positioning block 17 is clamped at the bottom of the positioning groove 16, the positioning groove 16 is clamped at the bottom of the lower shaft rod 11, the second ball 4 and the first ball 2 can be fixed together by using the positioning block 17 to avoid relative rotation between the second ball 4 and the first ball 2, a pull rod 18 is connected at the bottom of the positioning block 17, the pull rod 18 is movably sleeved at the bottom of the limiting block 10, the bottom end of the pull rod 18 extends to the outside of the limiting block 10, a pressure spring 19 is arranged at the bottom of the positioning block 17, and the positioning block 17 and the positioning groove 16 can be tightly pressed together by using upward elasticity of the pressure spring 19 to the positioning block 17.

When the quick-closing ball valve is used, only the pull rod 18 is needed to be pulled downwards to separate the positioning block 17 from the positioning groove 16 to release the limit on the second ball 4, then the tension spring 14 pulls the wing plate one 12 to rotate to enable the tension spring 14 to rotate ninety degrees, the first ball 2 is plugged by the second ball 4 to realize quick closing of the valve, when the valve needs to be reset, only the inner hexagonal screwdriver is needed to pass through the through hole 7 and to be inserted into the upper shaft lever 8, and then the inner hexagonal screwdriver is used to drive the second ball 4 to rotate to reset the second ball 4, and then the positioning block 17 is automatically clamped into the positioning groove 16 under the pushing of the pressure spring 19 to realize the re-limit on the second ball 4.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, 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, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a ball valve of quick closure, includes valve body (1), suit is at first spheroid (2) of valve body (1) inside, its characterized in that: the inside of the first sphere (2) is movably sleeved with a second sphere (4), the bottom of the first sphere (2) is connected with a limiting block (10), the bottom of the second sphere (4) is connected with a lower shaft rod (11), the lower shaft rod (11) is movably sleeved in the limiting block (10), the inner part of the limiting block (10) is fixedly connected with a wing plate II (13), the outer part of the lower shaft lever (11) is connected with a wing plate I (12), a tension spring (14) is connected between the wing plate I (12) and the wing plate II (13), a positioning groove (16) is formed in the bottom of the lower shaft lever (11), and a positioning block (17) is clamped at the bottom of the positioning groove (16).

2. A quick closing ball valve as defined in claim 1 wherein: the inside mounting of valve body (1) has first sealing washer (3), first sealing washer (3) pressfitting is in the outside of first spheroid (2), the internally mounted of first spheroid (2) has second sealing washer (5), second sealing washer (5) pressfitting is in the outside of second spheroid (4).

3. A quick closing ball valve as defined in claim 1 wherein: the top of first spheroid (2) is connected with valve rod (6), valve rod (6) extend to the outside of valve body (1), through-hole (7) have been seted up to the inside of valve rod (6).

4. A quick closing ball valve as defined in claim 1 wherein: the top of second spheroid (4) is connected with axostylus axostyle (8), go up axostylus axostyle (8) movable sleeve dress in the inside of second spheroid (4), interior hexagonal hole (9) have been seted up at the top of going up axostylus axostyle (8), interior hexagonal hole (9) are located the bottom of through-hole (7).

5. A quick closing ball valve as defined in claim 1 wherein: the limiting block (10) is movably sleeved in the valve body (1), a cavity is formed in the limiting block (10), and the first wing plate (12), the second wing plate (13) and the tension spring (14) are all located in the cavity.

6. A quick closing ball valve as defined in claim 1 wherein: the number of the first wing plates (12) and the second wing plates (13) is two, the two wing plates are distributed symmetrically about the center of the lower shaft rod (11), the baffle (15) is connected to the inside of the limiting block (10), and the included angle between the baffle (15) and the first wing plates (12) is ninety degrees.

7. A quick closing ball valve as defined in claim 1 wherein: the bottom of locating piece (17) is connected with pull rod (18), pull rod (18) activity cup joints the bottom at stopper (10), the bottom of pull rod (18) extends to the outside of stopper (10), the bottom of locating piece (17) is provided with pressure spring (19).