CN217898820U - Small-notch high-precision V-shaped ball valve - Google Patents
Small-notch high-precision V-shaped ball valve Download PDFInfo
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- CN217898820U CN217898820U CN202221935539.2U CN202221935539U CN217898820U CN 217898820 U CN217898820 U CN 217898820U CN 202221935539 U CN202221935539 U CN 202221935539U CN 217898820 U CN217898820 U CN 217898820U
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- valve seat
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Abstract
The utility model discloses a small-notch high-precision V-shaped ball valve, which comprises a valve body provided with a valve seat, wherein one end part of the valve body is provided with a V-shaped valve ball through the rotation of a valve rod, and the other end part is provided with a butterfly plate through the rotation of a valve rod; the butterfly plate is arranged at the inlet of the valve seat, and the inner side wall of the butterfly plate is provided with a driven gear; the outer side wall of the V-shaped valve ball is matched with the outlet of the valve seat, and the inner side wall of the V-shaped valve ball is provided with a driving gear meshed with the driven gear; the valve rod can drive the V-shaped valve ball and the butterfly plate to synchronously open or synchronously close the inlet and the outlet; the medium flow is regulated through the two regulating elements, and when the same medium flow is regulated, only a smaller angle of the valve rod needs to be rotated; the valve can be accurately adjusted under the working condition of smaller flow; the fluid is blocked by the butterfly plate, so that the scouring of a sealing surface formed by matching the V-shaped valve ball and the outlet can be reduced, the V-shaped valve ball and the valve seat are not easy to damage, the service life of the valve is prolonged, and the replacement frequency of easily damaged parts is reduced.
Description
Technical Field
The utility model relates to the technical field of valves, more specifically says that it relates to a little incision high accuracy V type ball valve.
Background
The ball valve has the advantages of quick flow passage closing, small installation space and the like, and is generally applied to a plurality of process pipelines; with the continuous progress of industrial technology, the automation degree of an industrial system is higher and higher; pipeline valves are required to have the function of regulating pipeline pressure and medium flow.
The V-shaped ball valve can not only adjust the medium flow, but also cut off fibrous materials in medium components, and is suitable for being installed and used on pipelines with fibrous tissues or containing granular media.
Although the traditional V-shaped ball valve can adjust the flow of the medium, the adjusting range is small and the precision is low; especially under the working condition of small flow, the regulation performance is greatly reduced, and the requirement of high-precision regulation of a pipeline system cannot be met.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide a small-notch high-precision V-shaped ball valve;
in order to achieve the above purpose, the utility model provides a following technical scheme:
a small-notch high-precision V-shaped ball valve comprises a valve body provided with a valve seat, wherein a V-shaped valve ball is rotatably arranged at one end of the valve body through a valve rod, and a butterfly plate is rotatably arranged at the other end of the valve body;
the butterfly plate is arranged at the inlet of the valve seat, and the inner side wall of the butterfly plate is provided with a driven gear;
the outer side wall of the V-shaped valve ball is matched with the outlet of the valve seat, and the inner side wall of the V-shaped valve ball is provided with a driving gear meshed with the driven gear; the valve rod can drive the V-shaped valve ball and the butterfly plate to synchronously open or synchronously close the inlet and the outlet.
The utility model discloses further set up: the driven gear and the driving gear are both in fan shapes.
The utility model discloses further set up: and a valve seat support ring is arranged in the valve seat.
The utility model discloses beneficial effect: one end of the valve body is rotatably provided with a V-shaped valve ball matched with the outlet of the valve seat through a valve rod, and the other end of the valve body is rotatably arranged on a butterfly plate at the inlet of the valve seat; a driving gear on the inner side wall of the V-shaped valve ball is meshed with a driven gear on the inner side wall of the butterfly plate, so that when the valve rod is rotated, the valve rod can drive the V-shaped valve ball and the butterfly plate to synchronously open or synchronously close the inlet and the outlet; namely, two adjusting elements, namely a butterfly plate and a V-shaped valve ball, are arranged in the valve body and are synchronously driven by the valve rod; the medium flow is adjusted through the two adjusting elements, and when the same medium flow is adjusted, only a smaller angle of the valve rod needs to be rotated; the valve can be accurately adjusted under the working condition of smaller flow; the pressure in the fluid channel of the valve body can be gradually reduced through two-stage adjustment of the butterfly plate and the V-shaped valve ball, so that the V-shaped valve ball is more suitable for high pressure difference adjusting working conditions; in addition, when fluid flows into the valve body from the inlet of the valve seat, the flushing of a sealing surface formed by matching the V-shaped valve ball and the outlet can be reduced by blocking through the butterfly plate, so that the V-shaped valve ball and the valve seat are not easily damaged, the service life of the valve is prolonged, and the replacement frequency of wearing parts is reduced.
Drawings
Fig. 1 is a front sectional view of the closed state of the high-precision V-shaped ball valve with a small notch of the present invention;
fig. 2 is a top cross-sectional view of the closed state of the small-notch high-precision V-shaped ball valve of the present invention;
FIG. 3 is a side sectional view of the small-notch high-precision V-shaped ball valve of the present invention in a closed state;
fig. 4 is a front sectional view of the fully opened state of the high-precision V-shaped ball valve with a small notch of the present invention;
fig. 5 is a top cross-sectional view of the fully opened state of the small-notch high-precision V-shaped ball valve of the present invention;
fig. 6 is a side sectional view of the fully opened state of the high-precision V-shaped ball valve with a small notch of the present invention;
FIG. 7 is a front cross-sectional view of the partially opened position of a small-notch high-precision V-shaped ball valve of the present invention;
fig. 8 is a top cross-sectional view of the small-notch high-precision V-shaped ball valve of the present invention in a partially opened state;
fig. 9 is a side sectional view of the small-cut high-precision V-shaped ball valve of the present invention in a partially opened state;
description of reference numerals: 1. a valve body; 11. a valve seat; 111. a valve seat support ring; 112. an inlet; 113. an outlet; 2. a butterfly plate; 21. a driven gear; 3. a V-shaped valve ball; 31. a driving gear; 4. a valve stem.
Detailed Description
The embodiment of the high-precision V-shaped ball valve with small notch according to the present invention will be described in further detail with reference to the accompanying drawings 1 to 9.
A small-notch high-precision V-shaped ball valve comprises a valve body 1 provided with a valve seat 11, wherein a valve seat support ring 111 is arranged in the valve seat 11, so that the mounting structure of the valve seat 11 in the valve body 1 is more stable; one end part of the valve body 1 is rotatably provided with a V-shaped valve ball 3 through a valve rod 4, and the other end part is rotatably provided with a butterfly plate 2;
the butterfly plate 2 is arranged at an inlet 112 of the valve seat 11, and the inner side wall of the butterfly plate is provided with a driven gear 21; the outer side wall of the V-shaped valve ball 3 is matched with the outlet 113 of the valve seat 11, and the inner side wall of the V-shaped valve ball is provided with a driving gear 31 meshed with the driven gear 21, wherein the driven gear 21 and the driving gear 31 are both in a fan shape; when the valve rod 4 is rotated, the valve rod 4 can drive the V-shaped valve ball 3 and the butterfly plate 2 to synchronously open or synchronously close the inlet 112 and the outlet 113; namely, two adjusting elements, namely a butterfly plate 2 and a V-shaped valve ball 3, are arranged in the valve body 1 and are synchronously driven by a valve rod 4; the medium flow is adjusted through the two adjusting elements, and when the same medium flow is adjusted, only the valve rod 4 needs to be rotated by a smaller angle; the valve can be accurately adjusted under the working condition of smaller flow; the pressure in the fluid channel of the valve body 1 can be gradually reduced through two-stage adjustment of the butterfly plate 2 and the V-shaped valve ball 3, so that the V-shaped valve ball 3 is more suitable for a high pressure difference adjusting working condition; in addition, when fluid flows into the valve body 1 from the inlet 112 of the valve seat 11, the flushing of a sealing surface formed by matching the V-shaped valve ball 3 and the outlet 113 can be reduced by blocking through the butterfly plate 2, so that the V-shaped valve ball 3 and the valve seat 11 are not easily damaged, the service life of the valve is prolonged, and the replacement frequency of wearing parts is reduced.
The above is only the preferred embodiment of the present invention, the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention; it should be noted that modifications and embellishments within the scope of the present disclosure may be made by those skilled in the art without departing from the principles of the present disclosure.
Claims (3)
1. The utility model provides a little incision high accuracy V type ball valve which characterized by: the valve comprises a valve body provided with a valve seat, wherein one end part of the valve body is rotatably provided with a V-shaped valve ball through a valve rod, and the other end part of the valve body is rotatably provided with a butterfly plate;
the butterfly plate is arranged at the inlet of the valve seat, and the inner side wall of the butterfly plate is provided with a driven gear;
the outer side wall of the V-shaped valve ball is matched with the outlet of the valve seat, and the inner side wall of the V-shaped valve ball is provided with a driving gear meshed with the driven gear; the valve rod can drive the V-shaped valve ball and the butterfly plate to synchronously open or synchronously close the inlet and the outlet.
2. A small notch high accuracy V-ball valve as defined in claim 1 wherein: the driven gear and the driving gear are both in fan shapes.
3. A small-notch high-precision V-shaped ball valve according to claim 1 or 2, characterized in that: a valve seat support ring is arranged in the valve seat.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202221935539.2U CN217898820U (en) | 2022-07-22 | 2022-07-22 | Small-notch high-precision V-shaped ball valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202221935539.2U CN217898820U (en) | 2022-07-22 | 2022-07-22 | Small-notch high-precision V-shaped ball valve |
Publications (1)
Publication Number | Publication Date |
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CN217898820U true CN217898820U (en) | 2022-11-25 |
Family
ID=84137095
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202221935539.2U Active CN217898820U (en) | 2022-07-22 | 2022-07-22 | Small-notch high-precision V-shaped ball valve |
Country Status (1)
Country | Link |
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CN (1) | CN217898820U (en) |
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2022
- 2022-07-22 CN CN202221935539.2U patent/CN217898820U/en active Active
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