CN213512202U

CN213512202U - Casting valve body

Info

Publication number: CN213512202U
Application number: CN202022310111.6U
Authority: CN
Inventors: 王宏丰; 纪学清; 李学洪; 陈唯一
Original assignee: Qingdao Yifenghua Precision Machinery Co ltd
Current assignee: Qingdao Yifenghua Precision Machinery Co ltd
Priority date: 2020-10-16
Filing date: 2020-10-16
Publication date: 2021-06-22
Anticipated expiration: 2030-10-16

Abstract

The utility model discloses a casting valve body, which belongs to the field of control valves and comprises a valve body, wherein a hemispherical inner cavity is arranged on the valve body, a hemispherical valve core is movably connected with the hemispherical inner cavity, a round through hole is arranged on the hemispherical valve core, the upper end of the hemispherical valve core is fixedly connected with a control panel, the control panel extends to the outer side of the valve body, the inner wall of the hemispherical inner cavity is fixedly connected with a rotating shaft, the outer wall of the rotating shaft is movably sleeved with a spherical plate, the side wall of the spherical plate is fixedly connected with a slide bar, the side wall of the slide bar is fixedly connected with a limit clamping plate, the inner wall of the hemispherical inner cavity is provided with a chute, the inner wall of the chute is fixedly connected with an arc-shaped limit cylinder, the arc-shaped limit cylinder is movably connected with the slide bar, the valve body is convenient to, and the liquid medium contains a large amount of rust resulting in contamination of the liquid presentation.

Description

Casting valve body

Technical Field

The utility model relates to a control valve field, more specifically say, relate to a casting valve body.

Background

The valve is a control part in a fluid conveying system and has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like. Valves used in fluid control systems range from the simplest shut-off valves to the various valves used in extremely complex autonomous systems.

The square face in the valve is by people's extensive use life, and the ball valve wherein is spherical owing to the case, generally can lead to the liquid through the ball valve to flow back to the lower extreme of case when closing the valve, and the valve of closing easily corrodes under the effect of oxygen and water, leads to the case not convenient to rotate, and the liquid through the valve contains rust easily simultaneously, leads to containing the smell of corrosion in the liquid, reduces user's experience.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a casting valve body, it is convenient for prevent under liquid medium backward flow to the case to case and valve body inner wall corrosion contain corrosion smell influence user's experience in the medium when and then leading to carrying liquid medium once more, and make liquid medium contain a large amount of rusts and lead to the liquid introduction to receive the pollution.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

The utility model provides a casting valve body, includes the valve body, the hemisphere type inner chamber has been seted up to the valve body, hemisphere type inner chamber swing joint has the hemisphere case, circular through-hole has been seted up to the hemisphere case, the upper end fixedly connected with control panel of hemisphere case, the control panel extends to the outside of valve body, the inner wall fixedly connected with pivot of hemisphere type inner chamber, the outer wall activity of pivot has cup jointed spherical board, the lateral wall fixedly connected with slide bar of spherical board, the spacing cardboard of lateral wall fixedly connected with of slide bar, the spout has been seted up to the inner wall of hemisphere type inner chamber, the spacing section of thick bamboo of inner wall fixedly connected with arc of spout, the spacing section of thick bamboo of arc and slide bar swing joint, the spacing section of thick bamboo of arc has seted up cross type groove, cross type groove sliding.

Further, the control panel extends to the outer one end fixedly connected with of valve body and changes the board, the lower extreme fixedly connected with of changeing the board grinds the board, and friction between increase control panel and the valve body prevents to touch the control panel and leads to the control panel to rotate easily.

Furthermore, the sliding groove, the arc limiting cylinder and the arc center of the sliding rod are all arranged on the geometric center of the rotating shaft, so that the sliding rod can conveniently rotate in the sliding groove, and the spherical plate can conveniently rotate under the impact force of the liquid medium by taking the geometric center of the rotating shaft as an axis.

Furthermore, the junction of control panel and valve body is provided with the leak protection gasket, prevents that liquid medium from leaking.

Furthermore, the side wall of one end of the spherical plate close to the rotating shaft is thicker than the side wall of one end of the spherical plate far away from the rotating shaft, so that the gravity of the spherical plate is reduced, and the spherical plate is convenient to rotate.

Furthermore, cross type groove and spacing cardboard looks adaptation, the lateral wall of the spacing cardboard of one end fixed connection of spring, the inner wall of the other end fixed connection spout of spring is convenient for spacing cardboard and slides in cross type groove, prevents the spring skew.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) the utility model discloses be convenient for prevent that liquid medium from flowing back to under the case to case and valve body inner wall corrosion, and then contain corrosion smell influence user's experience in the medium when leading to carrying liquid medium once more.

(2) The arc centers of the sliding groove, the arc limiting cylinder and the sliding rod are all arranged on the geometric center of the rotating shaft, so that the sliding rod can conveniently rotate in the sliding groove, and the spherical plate can conveniently rotate by the impact force of the liquid medium by taking the geometric center of the rotating shaft as an axis.

(3) The cross type groove and spacing cardboard looks adaptation, the lateral wall of the spacing cardboard of one end fixed connection of spring, the inner wall of the other end fixed connection spout of spring, the spacing cardboard of being convenient for slides in the cross type groove, prevents the spring skew.

Drawings

FIG. 1 is a sectional view of the structure of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a sectional view of the arc-shaped limiting cylinder of the present invention;

figure 4 is the utility model discloses spacing cardboard structure cross-sectional view.

The reference numbers in the figures illustrate:

1. a valve body; 2. a hemispherical inner cavity; 3. a hemispherical valve core; 4. a circular through hole; 5. a control panel; 501. Grinding a plate; 6. a rotating shaft; 7. a spherical plate; 8. a slide bar; 9. a chute; 10. an arc-shaped limiting cylinder; 11. a cross-shaped groove; 12. a spring; 13. spacing cardboard.

Detailed Description

The drawings in the embodiments of the present invention will be combined; the technical scheme in the embodiment of the utility model is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the present invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all belong to the protection scope of the utility model.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be 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 in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-4, a cast valve body comprises a valve body 1, the valve body 1 is provided with a hemispherical cavity 2, the hemispherical cavity 2 comprises a hemispherical cavity and two cylindrical cavities, the hemispherical cavity 2 is movably connected with a hemispherical valve core 3, the hemispherical valve core 3 rotates in the hemispherical cavity by taking the central line of a control panel 5 as an axis, the hemispherical valve core 3 is provided with a circular through hole 4, the cross section of the circular through hole 4 is the same as that of the cylindrical cavities, the upper end of the hemispherical valve core 3 is fixedly connected with a control panel 5, the joint of the control panel 5 and the valve body 1 is provided with a leak-proof gasket to prevent liquid medium leakage, one end of the control panel 5 extending out of the valve body 1 is fixedly connected with a rotating plate, the lower end of the rotating plate is fixedly connected with a grinding plate 501 to increase friction between the control panel 5 and the valve body 1 to prevent the control panel 5 from easily rotating, the outer wall of the rotating shaft 6 is movably sleeved with a spherical plate 7, the spherical plate 7 is made of PET (polyethylene terephthalate), the spherical plate 7 rotates by taking the center of the rotating shaft 6 as an axis, the side wall of one end, close to the rotating shaft 6, of the spherical plate 7 is thicker than the side wall of one end, far away from the rotating shaft 6, of the spherical plate 7, the gravity of the spherical plate 7 is reduced, the spherical plate 7 is convenient to rotate, the side wall of the spherical plate 7 is fixedly connected with a sliding rod 8, the side wall of the sliding rod 8 is fixedly connected with a limiting clamping plate 13, the sliding rod 8 is made of PET, the inner wall of the hemispherical inner cavity 2 is provided with a sliding groove 9, the inner wall of the sliding groove 9 is fixedly connected with an arc limiting cylinder 10, the sliding groove 9, the arc limiting cylinder 10 and the arc center of the sliding rod 8 are all in the geometric center of the rotating shaft 6, the sliding rod 8 can conveniently rotate in a, cross type groove 11 sliding connection slide bar 8, slide bar 8 uses the central line of pivot 6 to slide in cross type groove 11 as the axle, spring 12 has been cup jointed to the outer wall of arc spacing section of thick bamboo 10, cross type groove 11 and spacing cardboard 13 looks adaptation, spacing cardboard 13 uses the central line of pivot 6 to slide in cross type groove 11 as the axle, the lateral wall of the spacing cardboard 13 of one end fixed connection of spring 12, the inner wall of the other end fixed connection spout 9 of spring 12, be convenient for spacing cardboard 13 slides in cross type groove 11, prevent the skew of spring 12.

Compared with the ball valve in the prior art, when the impact force of the liquid medium on the spherical plate 7 is reduced, the spherical plate 7 falls under the gravity, the spring 12 pushes the limit clamping plate 13, thereby causing the limit catch plate 13 to push the slide bar 8 to move downwards, the slide bar 8 to push the spherical plate 7 to move upwards, when the valve is closed and the liquid medium flows back, the spherical plate 7 is pushed to rapidly move towards the direction of the hemispherical valve core 3, thereby blocking the cylindrical cavity, preventing the liquid medium from flowing back to the lower part of the hemispherical valve core 3 to cause the corrosion of the hemispherical valve core 3, thereby leading to the influence on the experience of users caused by the rust smell contained in the medium when the liquid medium is conveyed again, and the liquid medium contains a large amount of rust to cause the liquid introduction to be polluted, and the line segment of the hemispherical valve core 3 is set to be horizontal, so that the liquid medium is further prevented from remaining at the lower end of the hemispherical valve core 3 to cause the hemispherical valve core 3 to be rusted and inconvenient to rotate and open.

The above; is only a preferred embodiment of the present invention; however, the scope of protection of the present invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; according to the technical scheme of the utility model and the improvement conception, equivalent substitution or change is carried out; are all covered by the protection scope of the utility model.

Claims

1. A cast valve body, includes valve body (1), its characterized in that: the valve body (1) is provided with a hemispherical inner cavity (2), the hemispherical inner cavity (2) is movably connected with a hemispherical valve core (3), the hemispherical valve core (3) is provided with a circular through hole (4), the upper end of the hemispherical valve core (3) is fixedly connected with a control panel (5), the control panel (5) extends to the outer side of the valve body (1), the inner wall of the hemispherical inner cavity (2) is fixedly connected with a rotating shaft (6), the outer wall of the rotating shaft (6) is movably sleeved with a spherical plate (7), the side wall of the spherical plate (7) is fixedly connected with a slide bar (8), the side wall of the slide bar (8) is fixedly connected with a limiting clamping plate (13), the inner wall of the hemispherical inner cavity (2) is provided with a sliding groove (9), the inner wall of the sliding groove (9) is fixedly connected with an arc limiting cylinder (10), and the arc limiting cylinder (, the arc-shaped limiting cylinder (10) is provided with a cross-shaped groove (11), the cross-shaped groove (11) is connected with the sliding rod (8) in a sliding mode, and the outer wall of the arc-shaped limiting cylinder (10) is sleeved with a spring (12).

2. A cast valve body as claimed in claim 1, wherein: the control panel (5) extend to the outer one end fixedly connected with commentaries on classics board of valve body (1), the lower extreme fixedly connected with of commentaries on classics board grinds board (501).

3. A cast valve body as claimed in claim 1, wherein: the arc centers of the sliding groove (9), the arc limiting cylinder (10) and the sliding rod (8) are all positioned on the geometric center of the rotating shaft (6).

4. A cast valve body as claimed in claim 1, wherein: and a leakage-proof gasket is arranged at the joint of the control plate (5) and the valve body (1).

5. A cast valve body as claimed in claim 1, wherein: the side wall of one end of the spherical plate (7) close to the rotating shaft (6) is thicker than the side wall of one end of the spherical plate (7) far away from the rotating shaft (6).

6. A cast valve body as claimed in claim 1, wherein: the cross-shaped groove (11) is matched with the limiting clamping plate (13), one end of the spring (12) is fixedly connected with the side wall of the limiting clamping plate (13), and the other end of the spring (12) is fixedly connected with the inner wall of the sliding groove (9).