CN219827777U - Electric ball valve - Google Patents
Electric ball valve Download PDFInfo
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- CN219827777U CN219827777U CN202320230549.4U CN202320230549U CN219827777U CN 219827777 U CN219827777 U CN 219827777U CN 202320230549 U CN202320230549 U CN 202320230549U CN 219827777 U CN219827777 U CN 219827777U
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- sealing ring
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- 238000007789 sealing Methods 0.000 claims abstract description 78
- 230000000149 penetrating effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 11
- 238000010030 laminating Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
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Abstract
The utility model discloses an electric ball valve which comprises a valve body, a valve seat, a valve ball and a valve rod, wherein a first annular step is arranged on the inner wall of the valve body, a first sealing ring is embedded on the first annular step, the left end of the valve seat is in threaded connection with the right end of the valve body and is fixed, a second annular step is arranged on the inner wall of the left end of the valve seat, a second sealing ring is embedded on the second annular step, the left end of the valve ball is tightly sealed with the inner wall of the first sealing ring, the right end of the valve ball is tightly sealed with the inner wall of the second sealing ring, the valve rod is rotatably arranged at the upper end of the valve body in a penetrating way, the lower end of the valve rod is fixed with the upper end of the valve ball, a first annular convex rib is integrally formed on the inner bottom of the first annular step and abuts against the outer end face of the first sealing ring, a second annular convex rib is integrally formed on the inner bottom of the second annular step and abuts against the outer end face of the second sealing ring; the utility model can bring convenience for the electric actuator to drive the valve rod and the valve ball to rotate.
Description
Technical Field
The utility model relates to the technical field of valves, in particular to an electric ball valve.
Background
The ball valve is a valve body type for controlling fluid flow interruption and follow current, in order to facilitate the control of the ball valve, an electric ball valve is currently appeared on the market, a valve rod in the electric ball valve is connected with an electric actuator, and when the electric actuator drives the valve rod and the valve ball to rotate, the on-off control of the ball valve body can be realized, namely, the control of the ball valve body can be facilitated; however, at present, two sealing rings at the left side and the right side of the valve ball inside the ball valve body are respectively in sealing connection with the valve body and the valve seat in a plane sealing manner, so that in order to ensure the sealing effect between the sealing rings and the valve body and the valve seat, a large expansion force is needed between the two sealing rings and the valve body and the valve seat respectively, namely, a large expansion force is also needed between the sealing rings and the valve ball, and when the electric actuator drives the valve rod and the valve ball to rotate, the electric actuator needs to apply a large torque to the valve rod, namely, inconvenience is brought to the rotation of the electric actuator driving the valve rod and the valve ball.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides an electric ball valve which can bring convenience for an electric actuator to drive a valve rod and a valve ball to rotate.
The utility model discloses an electric ball valve, which comprises a valve body, a valve seat, a valve ball and a valve rod, wherein the valve ball is arranged in the valve body, a first annular step is arranged on the inner wall of the valve body, a first sealing ring is embedded on the first annular step, the left end of the valve seat is in threaded connection with the right end of the valve body and fixed, a second annular step is arranged on the inner wall of the left end of the valve seat, a second sealing ring is embedded on the second annular step, the left end of the valve ball is tightly attached to the inner wall of the first sealing ring and sealed, the right end of the valve ball is tightly attached to the inner wall of the second sealing ring and sealed, the valve rod is rotatably arranged at the upper end of the valve body in a penetrating manner, the lower end of the valve rod is fixed with the upper end of the valve ball, a first annular convex rib is integrally formed on the inner bottom of the first annular step and is abutted to the outer end face of the first sealing ring, and a second annular convex rib is integrally formed on the inner bottom of the second annular step and abutted to the outer end face of the second sealing ring.
By adopting the structure, the first annular convex rib can extrude the first sealing ring under the action of the first annular convex rib so as to enable the first sealing ring to deform and then seal with the first annular step, and similarly, under the action of the second annular convex rib, the second annular convex rib can extrude the second sealing ring so as to enable the second sealing ring to deform and then seal with the second annular step, namely, under the action of the first annular convex rib and the second annular convex rib, the sealing can be realized by only needing small expansion force between the first sealing ring and the first annular step, and the sealing can be realized by only needing small expansion force between the second sealing ring and the second annular step, so that small expansion force exists between the first sealing ring and the second sealing ring and the valve ball, and further, when the electric actuator drives the valve rod and the valve ball to rotate, the electric actuator can drive the valve rod and the valve ball to rotate by only applying small torque to the valve rod, and the electric actuator can bring convenience to the rotation of the valve rod and the valve ball.
The section of the first annular convex rib is in a sharp-tooth structure, and the sharp-tooth end of the first annular convex rib abuts against the outer end face of the first sealing ring; after the first annular convex rib with the shape is adopted, the first annular convex rib can more reliably and easily extrude the first sealing ring so as to deform the first sealing ring, and therefore the sealing effect between the first sealing ring and the first annular step can be further improved.
The section of the second annular convex rib is in a sharp-tooth structure, and the sharp-tooth end of the second annular convex rib abuts against the outer end face of the second sealing ring; after the second annular convex rib with the shape is adopted, the second annular convex rib can more reliably and easily squeeze the second sealing ring to deform the second sealing ring, so that the sealing effect between the second sealing ring and the second annular step can be further improved.
The utility model discloses an electric ball valve, wherein a first annular conical surface is arranged at the inner edge of the inner end part of a first sealing ring, and the first annular conical surface is abutted against the outer edge of the left end of the valve ball; through the setting of first annular conical surface, the first sealing washer can be in the same place with the laminating of the left end of ball valve more reliably through first annular conical surface, can further improve the sealed effect between first sealing washer and the valve ball promptly.
The electric ball valve comprises a first sealing ring, a second sealing ring and a valve ball, wherein the inner edge of the inner end part of the first sealing ring is provided with a first annular conical surface which is abutted against the outer edge of the right end of the valve ball; through the setting of second annular conical surface, the second sealing washer can be in the same place with the laminating of the right-hand member of ball valve more reliably through the second annular conical surface, can further improve the sealed effect between second sealing washer and the valve ball.
The utility model relates to an electric ball valve, wherein a square column is integrally formed at the lower end of a valve rod, a square hole is formed at the top of the valve ball, the square column is inserted into the square hole, and the outer wall of the square column is attached to the inner wall of the square hole; through adopting this kind of structure, the lower extreme of valve rod can link together with the top of valve ball reliably, and under the cooperation effect of square post and square hole, can conveniently realize the spacing purpose in circumference between valve rod and the valve ball, when the valve rod rotates, the valve rod can conveniently drive the valve ball to rotate promptly.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:
FIG. 1 is a schematic cross-sectional view of the present utility model;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1A;
fig. 3 is an enlarged schematic view of the structure at B in fig. 1.
Detailed Description
Various embodiments of the utility model are disclosed in the following drawings, in which details of the practice are set forth in the following description for the purpose of clarity. However, it should be understood that these practical details are not to be taken as limiting the utility model. That is, in some embodiments of the utility model, these practical details are unnecessary. Moreover, for the purpose of simplifying the drawings, some conventional structures and components are shown in the drawings in a simplified schematic manner.
In addition, the descriptions of the "first," "second," and the like, herein are for descriptive purposes only and are not intended to be specifically construed as order or sequence, nor are they intended to limit the utility model solely for distinguishing between components or operations described in the same technical term, but are not to be construed as indicating or implying any relative importance or order of such features. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
As shown in fig. 1-3, the electric ball valve comprises a valve body 1, a valve seat 2, a valve ball 3 and a valve rod 4, wherein the valve ball 3 is arranged in the valve body 1, a first annular step 11 is arranged on the inner wall of the valve body 1, a first sealing ring 5 is embedded on the first annular step 11, the left end of the valve seat 2 is in threaded connection with and fixed with the right end of the valve body 1, a second annular step 21 is arranged on the inner wall of the left end of the valve seat 2, a second sealing ring 6 is embedded on the second annular step 21, the left end of the valve ball 3 is tightly adhered and sealed with the inner wall of the first sealing ring 5, the right end of the valve ball 3 is tightly adhered and sealed with the inner wall of the second sealing ring 6, the valve rod 4 is rotatably arranged on the upper end of the valve body 1 in a penetrating manner, the lower end of the valve rod 4 is fixed with the upper end of the valve ball 3, a first annular convex rib 12 is integrally formed on the inner bottom of the first annular step 11, the first annular rib 12 abuts against the outer end face of the first sealing ring 5, a second annular rib 22 is integrally formed on the inner bottom of the second annular step 21, the second annular rib 22 abuts against the outer end face of the second annular rib 6.
The section of the first annular convex rib 12 is in a sharp-tooth structure, and the sharp-tooth end of the first annular convex rib 12 abuts against the outer end face of the first sealing ring 5; after the first annular convex rib with the shape is adopted, the first annular convex rib can more reliably and easily extrude the first sealing ring so as to deform the first sealing ring, and therefore the sealing effect between the first sealing ring and the first annular step can be further improved.
The section of the second annular convex rib 22 is in a sharp-tooth structure, and the sharp-tooth end of the second annular convex rib 22 abuts against the outer end face of the second sealing ring 6; after the second annular convex rib with the shape is adopted, the second annular convex rib can more reliably and easily squeeze the second sealing ring to deform the second sealing ring, so that the sealing effect between the second sealing ring and the second annular step can be further improved.
The inner edge of the inner end part of the first sealing ring 5 is provided with a first annular conical surface 51, and the first annular conical surface 51 is propped against the outer edge of the left end of the valve ball 3; through the setting of first annular conical surface, the first sealing washer can be in the same place with the laminating of the left end of ball valve more reliably through first annular conical surface, can further improve the sealed effect between first sealing washer and the valve ball promptly.
The inner edge of the inner end part of the second sealing ring 6 is provided with a second annular conical surface 61, and the second annular conical surface 61 is propped against the outer edge of the right end of the valve ball 3; through the setting of second annular conical surface, the second sealing washer can be in the same place with the laminating of the right-hand member of ball valve more reliably through the second annular conical surface, can further improve the sealed effect between second sealing washer and the valve ball.
The lower end of the valve rod 4 is integrally formed with a square column 41, the top of the valve ball 3 is provided with a square hole 31, the square column 41 is inserted into the square hole 31, and the outer wall of the square column 41 is attached to the inner wall of the square hole 31; through adopting this kind of structure, the lower extreme of valve rod can link together with the top of valve ball reliably, and under the cooperation effect of square post and square hole, can conveniently realize the spacing purpose in circumference between valve rod and the valve ball, when the valve rod rotates, the valve rod can conveniently drive the valve ball to rotate promptly.
The foregoing description is only illustrative of the utility model and is not to be construed as limiting the utility model. Various modifications and variations of the present utility model will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, or the like, which is within the spirit and principles of the present utility model, should be included in the scope of the claims of the present utility model.
Claims (6)
1. The utility model provides an electric ball valve, includes valve body (1), disk seat (2), valve ball (3) and valve rod (4), valve ball (3) set up the inside at valve body (1), be provided with first annular step (11) on the inner wall of valve body (1), inlay on first annular step (11) and be equipped with first sealing washer (5), the left end of disk seat (2) is fixed with right-hand member threaded connection of valve body (1), be provided with second annular step (21) on the inner wall of disk seat (2) left end, inlay on second annular step (21) and be equipped with second sealing washer (6), the left end of valve ball (3) is hugged closely sealedly with the inner wall of first sealing washer (5), the right-hand member of valve ball (3) is hugged closely sealedly with the inner wall of second sealing washer (6), valve rod (4) rotationally wear to establish in the upper end of valve body (1), the lower extreme of valve rod (4) is fixed with the upper end of valve ball (3), its characterized in that: the inner bottom of the first annular step (11) is integrally formed with a first annular convex rib (12), the first annular convex rib (12) is propped against the outer end face of the first sealing ring (5), the inner bottom of the second annular step (21) is integrally formed with a second annular convex rib (22), and the second annular convex rib (22) is propped against the outer end face of the second sealing ring (6).
2. The electric ball valve according to claim 1, characterized in that the cross section of the first annular rib (12) is in a sharp-tooth structure, and the sharp-tooth end of the first annular rib (12) abuts against the outer end surface of the first sealing ring (5).
3. The electric ball valve according to claim 1, characterized in that the cross section of the second annular rib (22) is in a sharp-tooth structure, and the sharp-tooth end of the second annular rib (22) abuts against the outer end surface of the second sealing ring (6).
4. A ball valve according to any one of claims 1-3, characterized in that a first annular conical surface (51) is provided at the inner edge of the inner end of the first sealing ring (5), said first annular conical surface (51) being in abutment with the outer edge of the left end of the valve ball (3).
5. A ball valve according to any one of claims 1-3, characterized in that a second annular conical surface (61) is provided at the inner edge of the inner end of the second sealing ring (6), said second annular conical surface (61) being in abutment with the outer edge of the right end of the valve ball (3).
6. A ball valve according to any one of claims 1-3, characterized in that a square column (41) is integrally formed at the lower end of the valve rod (4), a square hole (31) is formed at the top of the valve ball (3), the square column (41) is inserted into the square hole (31), and the outer wall of the square column (41) is attached to the inner wall of the square hole (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320230549.4U CN219827777U (en) | 2023-02-16 | 2023-02-16 | Electric ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320230549.4U CN219827777U (en) | 2023-02-16 | 2023-02-16 | Electric ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219827777U true CN219827777U (en) | 2023-10-13 |
Family
ID=88281132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320230549.4U Active CN219827777U (en) | 2023-02-16 | 2023-02-16 | Electric ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219827777U (en) |
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2023
- 2023-02-16 CN CN202320230549.4U patent/CN219827777U/en active Active
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