CN215763335U - Low-leakage biological closed square valve - Google Patents
Low-leakage biological closed square valve Download PDFInfo
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- CN215763335U CN215763335U CN202121708885.2U CN202121708885U CN215763335U CN 215763335 U CN215763335 U CN 215763335U CN 202121708885 U CN202121708885 U CN 202121708885U CN 215763335 U CN215763335 U CN 215763335U
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Abstract
The utility model provides a low-leakage biological closed square valve, which comprises: the valve rod structure comprises a rod body and a connecting plate, the rod body can rotate to drive the valve plate to turn, one side of the connecting plate is connected with the rod body, the other side of the connecting plate is connected with the valve plate, and the area of the connecting plate is smaller than that of the valve plate. The valve plate area is greater than the connecting plate and is used for opening and closing of control flap, connecting plate one side is connected the opposite side with the pole body and is connected with the valve plate, the face of connecting plate all is connected with the valve plate, has increased the area of being connected of valve plate and pole body, improves valve rod and valve plate connection stability.
Description
The technical field is as follows:
the utility model relates to the technical field of valves, in particular to a low-leakage biological closed square valve.
Background art:
the square butterfly valve is widely used as a flow dividing and converging or flow direction switching device of media in pipelines of coal chemical industry, petrochemical industry, rubber, papermaking, pharmacy and the like. The butterfly valve can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like. The pipe mainly plays a role in cutting off and throttling.
The valve plate of the butterfly valve in the prior art is generally in a structure that the valve rod is connected with a single valve plate, but the connection stability of the valve rod and the valve plate is poor because the connection area of the valve rod and the valve plate is limited.
Therefore, there is a need in the art for a low leakage bio-sealing quad valve.
The utility model is provided in view of the above.
The utility model has the following contents:
the utility model aims to provide a low-leakage biological closed square valve, which improves the connection stability of a valve rod and a valve plate.
Specifically, in a first aspect of the present invention, there is provided a low-leakage bio-seal square valve, comprising: the valve rod structure comprises a rod body and a connecting plate, the rod body can rotate to drive the valve plate to turn, one side of the connecting plate is connected with the rod body, the other side of the connecting plate is connected with the valve plate, and the area of the connecting plate is smaller than that of the valve plate.
By adopting the scheme, the area of the valve plate is larger than that of the connecting plate for controlling the opening and closing of the valve, one side of the connecting plate is connected with the rod body, the other side of the connecting plate is connected with the valve plate, the plate surface of the connecting plate is connected with the valve plate, the connecting area of the valve plate and the rod body is increased, and the connecting stability of the valve rod and the valve plate is improved.
Preferably, the lever body is integrally formed with the connecting plate.
By adopting the scheme, the stability of the valve rod structure is improved.
Preferably, the valve plate includes first board and second board, first board sets up between connecting plate and second board, just first board two sides is connected with connecting plate and second board respectively, the connecting plate is connected with the second board, first board area is greater than the second board.
By adopting the scheme, the first plate is mainly used for blocking fluid, and is clamped between the second plate and the connecting plate, so that the connection stability of the first plate is improved.
Further, the connecting plate area is smaller than the second plate area.
Preferably, a flange is further disposed at an edge of the first plate, and the flange extends to one side of the second plate.
Adopt above-mentioned scheme, the flange is outwards outstanding and extend to second board one side, improves the leakproofness of valve plate prevents that the valve from taking place to leak.
Preferably, the valve rod structure further comprises a connecting cross rod, the connecting cross rod is arranged on the other side of the connecting plate and the first plate, and the connecting cross rod is connected with the rod body and the connecting plate simultaneously.
By adopting the scheme, the connecting cross rod is simultaneously connected with the rod body and the connecting plate, so that the connecting strength of the rod body and the connecting plate is improved.
Preferably, the connection cross bar is further provided with a fixing groove, and the fixing groove is matched with the bar body.
By adopting the scheme, the rod body is embedded in the fixing groove, so that the matching degree of the connecting cross rod and the rod body is improved.
Further, the low-leakage biological closed square valve further comprises a valve body, the valve plate is arranged in the valve body, the valve body comprises a valve rod sleeve, the valve rod body penetrates through the valve rod sleeve to be connected with the valve plate, and the outer edge of the valve plate is matched with the inner wall of the valve body.
By adopting the scheme, the sealing performance of the low-leakage biological closed square valve is improved, and the sealing degree is ensured by matching the outer edge of the valve plate with the inner wall of the valve body.
Preferably, a bearing used for being matched with the rod body is further arranged inside the valve rod sleeve.
By adopting the scheme, the smooth degree of the rod body during rotation is improved.
Preferably, the valve rod sleeve inner wall is further provided with a convex rib, the rod body outer wall is provided with an annular groove, and the convex rib is matched with the annular groove.
Adopt above-mentioned scheme, the fin with the annular groove cooperatees, and the pole body of being convenient for on the one hand is rotatory, and on the other hand can prevent that the pole body from taking place longitudinal movement.
Further, the low-leakage biological closed square valve further comprises a support frame and a driving device, the support frame comprises a support plate and a bearing plate, the driving device is arranged on the bearing plate and connected with the bearing plate, the support plate is used for being connected with the valve body, and the upper end of the rod body penetrates through the bearing plate and is connected with the driving device.
By adopting the scheme, the driving device is used for driving the rod body to rotate, and is arranged on the bearing plate, so that the installation is convenient, and the installation stability of the driving device can be improved.
Furthermore, the valve body is also provided with a flange plate, the flange plate is used for being connected with a pipeline, and the supporting plate is connected with the side face of the flange plate.
By adopting the scheme, the structural strength of the low-leakage biological closed square valve is improved.
In conclusion, the utility model has the following beneficial effects:
1. according to the low-leakage biological closed square valve, the area of the valve plate is larger than that of the connecting plate for controlling the opening and closing of the valve, one side of the connecting plate is connected with the rod body, the other side of the connecting plate is connected with the valve plate, the plate surface of the connecting plate is connected with the valve plate, the connecting area of the valve plate and the rod body is increased, and the connecting stability of the valve rod and the valve plate is improved;
2. according to the low-leakage biological closed square valve, the connecting cross rod is connected with the rod body and the connecting plate at the same time, so that the connecting strength of the rod body and the connecting plate is improved;
3. the utility model provides a low biological airtight square valve of revealing, drive arrangement is used for the actuating lever body rotation, will drive arrangement sets up on the loading board, and the installation of being convenient for, and can improve drive arrangement installation stability.
Description of the drawings:
in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of one embodiment of a low leakage bio-containment quad valve of the present application;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is an enlarged view of a portion of FIG. 1 at B;
FIG. 4 is a front view of one embodiment of the low leak, bio-tight square valve of the present application;
fig. 5 is a schematic structural view of the connecting rail.
Description of reference numerals:
the technical scheme of the utility model can be more clearly understood and explained by combining the embodiment of the utility model through the reference sign description.
1. A valve stem structure; 11. a rod body; 111. a ring groove; 12. a connecting plate; 13. connecting the cross bars; 131. fixing grooves; 2. a valve plate; 21. a first plate; 211. a flange; 22. a second plate; 3. a valve body; 31. a valve stem sleeve; 311. a bearing; 312. a rib; 32. a flange plate; 33. a rotating tank; 4. a support frame; 41. a support plate; 42. a carrier plate;
the specific implementation mode is as follows:
reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the utility model, as detailed in the appended claims.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used in this specification and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.
The present invention will be described in detail below by way of examples.
As shown in fig. 1, the present invention provides a low-leakage bio-seal square valve comprising: valve rod structure 1 and valve plate 2, valve rod structure 1 includes pole body 11 and connecting plate 12, the upset of valve plate 2 can be driven in the rotation of pole body 11, connecting plate 12 one side is connected the opposite side with pole body 11 and is connected with valve plate 2, connecting plate 12 area is less than valve plate 2.
Adopt above-mentioned scheme, valve plate 2 area is greater than connecting plate 12 and is used for opening and closing of control flap, connecting plate 12 one side is connected the opposite side with pole body 11 and is connected with valve plate 2, the face of connecting plate 12 all is connected with valve plate 2, has increased valve plate 2 and pole body 11's connection area, improves valve rod and valve plate 2 connection stability.
In a preferred embodiment of the present invention, the lever body 11 is integrally formed with the connecting plate 12.
By adopting the scheme, the stability of the valve rod structure 1 is improved.
As shown in fig. 1 and 3, in a preferred embodiment of the present invention, the valve plate 2 includes a first plate 21 and a second plate 22, the first plate 21 is disposed between a connecting plate 12 and the second plate 22, both surfaces of the first plate 21 are connected to the connecting plate 12 and the second plate 22, respectively, the connecting plate 12 is connected to the second plate 22, and the first plate 21 has a larger area than the second plate 22.
With the above scheme, the first plate 21 is a plate mainly used for blocking fluid, and the first plate 21 is clamped between the second plate 22 and the connecting plate 12, so that the connection stability of the first plate 21 is improved.
In a specific implementation, the connecting plate 12 has an area smaller than the area of the second plate 22.
In a preferred embodiment of the present invention, as shown in fig. 3, a flange 211 is further provided at an edge of the first plate 21, and the flange 211 extends toward the second plate 22.
With the above arrangement, the flange 211 protrudes outward and extends toward the second plate 22, so as to improve the sealing performance of the valve plate 2 and prevent the valve from leaking.
As shown in fig. 1 and 4, in a preferred embodiment of the present invention, the valve stem structure 1 further includes a connecting cross bar 13, the connecting cross bar 13 is disposed on the other side of the connecting plate 12 and the first plate 21, and the connecting cross bar 13 is connected to both the stem body 11 and the connecting plate 12.
By adopting the scheme, the connecting cross rod 13 is simultaneously connected with the rod body 11 and the connecting plate 12, so that the connecting strength of the rod body 11 and the connecting plate 12 is improved.
In a preferred embodiment of the present invention, as shown in fig. 5, the connecting rail 13 is further provided with a fixing groove 131, and the fixing groove 131 is engaged with the rail body 11.
By adopting the above scheme, the rod body 11 is embedded in the fixing groove 131, so that the matching degree of the connecting cross rod 13 and the rod body 11 is improved.
As shown in fig. 1 and 2, in the specific implementation process, the low-leakage biological closed square valve further includes a valve body 3, the valve plate 2 is disposed in the valve body 3, the valve body 3 includes a valve rod sleeve 31, the rod body 11 penetrates through the valve rod sleeve 31 to be connected with the valve plate 2, and the outer edge of the valve plate 2 is matched with the inner wall of the valve body 3.
Adopt above-mentioned scheme, improve the leakproofness of the airtight square valve of low biological of revealing, through valve plate 2 outer edge cooperatees with 3 inner walls of valve body and guarantees the sealing degree.
In a preferred embodiment of the present invention, as shown in fig. 2, a bearing 311 for cooperating with the stem body 11 is further disposed inside the valve stem sleeve 31.
In a specific implementation, the bearing 311 may be a one-way thrust ball bearing 311.
By adopting the scheme, the smooth degree of the rod body 11 during rotation is improved.
As shown in fig. 1 and 2, in a specific implementation process, a rib 312 is further disposed on an inner wall of the valve stem sleeve 31, an annular groove 111 is disposed on an outer wall of the stem body 11, and the rib 312 is engaged with the annular groove 111.
With the above scheme, the protruding rib 312 is matched with the annular groove 111, so that the rod body 11 can rotate conveniently on one hand, and the rod body 11 can be prevented from moving longitudinally on the other hand.
As shown in fig. 1 and 4, in the specific implementation process, the low-leakage biological closed square valve further includes a support frame 4 and a driving device, the support frame 4 includes a support plate 41 and a bearing plate 42, the driving device is disposed on the bearing plate 42 and connected with the bearing plate 42, the support plate 41 is used for being connected with the valve body 3, and the upper end of the rod body 11 passes through the bearing plate 42 and is connected with the driving device.
In a specific implementation, the driving device may be an electric motor, a servomotor, or a manual driving device with a hand wheel.
By adopting the scheme, the driving device is used for driving the rod body 11 to rotate, and is arranged on the bearing plate 42, so that the installation is convenient, and the installation stability of the driving device can be improved.
As shown in fig. 1 and 4, in a specific implementation process, the valve body 3 is further provided with a flange plate 32, the flange plate 32 is used for being connected with a pipeline, and the support plate 41 is connected with the side surface of the flange plate 32.
In a specific implementation, the flange plate 32 is provided with connection holes through which the pipes and/or the support plate 41 are connected.
By adopting the scheme, the structural strength of the low-leakage biological closed square valve is improved.
As shown in fig. 1, in a specific implementation process, a rotating groove 33 is further disposed at the bottom of the valve body 3, and the lower end of the rod body 11 extends into the rotating groove 33.
By adopting the scheme, the connection strength of the rod body 11 and the valve body 3 is improved.
The working principle is as follows: the driving device can drive the rod body 11 to rotate, and then drive the valve plate 2 to overturn, the area of the valve plate 2 is larger than that of the connecting plate 12 for controlling the opening and closing of the valve, one side of the connecting plate 12 is connected with the rod body 11, the other side of the connecting plate is connected with the valve plate 2, the plate surface of the connecting plate 12 is connected with the valve plate 2, the connecting area of the valve plate 2 and the rod body 11 is increased, and the connecting stability of the valve rod and the valve plate 2 is improved.
It should be noted that, for those skilled in the art, it is possible to make several improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides a low airtight square valve of living beings that reveals which characterized in that: the low-leakage biological closed square valve comprises: valve rod structure (1) and valve plate (2), valve rod structure (1) is including pole body (11) and connecting plate (12), pole body (11) rotation can drive valve plate (2) upset, connecting plate (12) one side is connected the opposite side with pole body (11) and is connected with valve plate (2), connecting plate (12) area is less than valve plate (2).
2. The low leak bio-containment quad valve of claim 1, wherein: the rod body (11) and the connecting plate (12) are integrally formed.
3. A low-leakage bio-seal quad valve according to claim 1 or 2, wherein: the valve plate (2) comprises a first plate (21) and a second plate (22), the first plate (21) is arranged between the connecting plate (12) and the second plate (22), two sides of the first plate (21) are respectively connected with the connecting plate (12) and the second plate (22), the connecting plate (12) is connected with the second plate (22), and the area of the first plate (21) is larger than that of the second plate (22).
4. The low leak bio-seal quad valve as claimed in claim 3, wherein: the edge of the first plate (21) is also provided with a flange (211), and the flange (211) extends towards one side of the second plate (22).
5. The low leak bio-seal quad valve of claim 4, wherein: the valve rod structure (1) further comprises a connecting cross rod (13), the connecting cross rod (13) is arranged on the other side of the connecting plate (12) and the first plate (21), and the connecting cross rod (13) is connected with the rod body (11) and the connecting plate (12) simultaneously.
6. The low leak bio-seal quad valve of claim 5, wherein: the connecting cross rod (13) is further provided with a fixing groove (131), and the fixing groove (131) is matched with the rod body (11).
7. A low-leakage bio-seal quad valve according to claim 1 or 6, wherein: the low-leakage biological closed square valve further comprises a valve body (3), the valve plate (2) is arranged in the valve body (3), the valve body (3) comprises a valve rod sleeve (31), the rod body (11) penetrates through the valve rod sleeve (31) to be connected with the valve plate (2), and the outer edge of the valve plate (2) is matched with the inner wall of the valve body (3).
8. The low leak bio-containment quad valve of claim 7, wherein: and a bearing (311) matched with the rod body (11) is also arranged in the valve rod sleeve (31).
9. The low leak bio-containment quad valve of claim 8, wherein: the valve rod sleeve (31) is characterized in that a convex rib (312) is further arranged on the inner wall of the valve rod sleeve (31), an annular groove (111) is formed in the outer wall of the rod body (11), and the convex rib (312) is matched with the annular groove (111).
10. A low-leakage bio-seal quad valve as claimed in claim 1 or 9 wherein: the low-leakage biological closed square valve further comprises a support frame (4) and a driving device, wherein the support frame (4) comprises a support plate (41) and a bearing plate (42), the driving device is arranged on the bearing plate (42) and connected with the bearing plate (42), the support plate (41) is used for being connected with the valve body (3), and the upper end of the rod body (11) penetrates through the bearing plate (42) and is connected with the driving device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121708885.2U CN215763335U (en) | 2021-07-26 | 2021-07-26 | Low-leakage biological closed square valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121708885.2U CN215763335U (en) | 2021-07-26 | 2021-07-26 | Low-leakage biological closed square valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215763335U true CN215763335U (en) | 2022-02-08 |
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ID=80107395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121708885.2U Active CN215763335U (en) | 2021-07-26 | 2021-07-26 | Low-leakage biological closed square valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215763335U (en) |
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2021
- 2021-07-26 CN CN202121708885.2U patent/CN215763335U/en active Active
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