CN211117642U - Double-eccentric carbon steel butterfly valve of wafer formula - Google Patents
Double-eccentric carbon steel butterfly valve of wafer formula Download PDFInfo
- Publication number
- CN211117642U CN211117642U CN201922194490.4U CN201922194490U CN211117642U CN 211117642 U CN211117642 U CN 211117642U CN 201922194490 U CN201922194490 U CN 201922194490U CN 211117642 U CN211117642 U CN 211117642U
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- carbon steel
- valve body
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Abstract
The utility model relates to a wafer type double-eccentric carbon steel butterfly valve, which comprises a valve body, wherein the top and the bottom of the valve body are both provided with shaft holes, a valve rod is arranged in each shaft hole, the valve rod is connected with the shaft holes through a shaft sleeve, a valve plate is arranged in the valve body, the valve plate comprises a plate body and a fixed sleeve, the plate body and the fixed sleeve are in an integral structure, the valve rod penetrates through the fixed sleeve, the valve rod is connected with the fixed sleeve through a fixed screw, the front side of the plate body is provided with a groove, a reinforcing plate is arranged in the groove, the front side of the edge of the plate body is provided with a mounting groove, the front side of the mounting groove is provided with a pressing ring, the pressing ring is connected with the plate body through a fixed bolt, a sealing ring is arranged in the mounting groove, the contact area between the valve plate and the sealing gasket can be increased, and therefore the sealing performance is improved.
Description
Technical Field
The utility model relates to a double-eccentric carbon steel butterfly valve of wafer formula belongs to butterfly valve technical field.
Background
The butterfly valve is a valve which is opened and closed by the rotation of a butterfly plate around a valve shaft, and can be used for controlling the flow of various types of fluids such as air, water, steam, corrosive media, slurry, oil products, liquid metal, radioactive media and the like.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem who solves overcomes current defect, the utility model provides a double-eccentric carbon steel butterfly valve of wafer formula, through setting up fixed cover, can make things convenient for the valve plate to carry out rotary switch, make things convenient for to seal between valve plate and the valve body, through setting up protruding ring, can conveniently cooperate with the valve plate, thereby reach sealed effect, through setting up the sealing washer, can improve sealed effect, it seals up to set up, can reduce the wearing and tearing between the sealing washer, and the service life is prolonged, can also increase and the valve plate between area of contact, thereby improve the leakproofness, can effectively solve the problem in the background art.
In order to solve the technical problem, the utility model provides a following technical scheme:
a wafer type double-eccentric carbon steel butterfly valve comprises a valve body, wherein shaft holes are formed in the top and the bottom of the valve body, a valve rod is installed in each shaft hole and connected with the shaft holes through a shaft sleeve, a valve plate is installed in the valve body and comprises a plate body and a fixing sleeve, the plate body and the fixing sleeve are of an integrated structure, the valve rod penetrates through the fixing sleeve and is connected with the fixing sleeve through fixing screws, a groove is formed in the front side of the plate body, a reinforcing plate is installed in the groove, a mounting groove is formed in the front side of the edge of the plate body, a pressing ring is arranged on the front side of the mounting groove and connected with the plate body through fixing bolts, a sealing ring is installed in the mounting groove, a protruding ring is arranged in the cavity of the valve body, a sealing gasket is arranged on the protruding ring, and the compression ring is connected with the bulge ring through a fixing bolt.
Further, the width of the reinforcing plates is the same as the depth of the grooves, and the reinforcing plates are perpendicular to each other.
Further, the section of the mounting groove is of a T-shaped structure, and the width of the sealing ring is larger than the depth of the mounting groove.
Further, the bulge loop and the valve body are of an integral structure, and an inclined plane is arranged on the inner side of the bulge loop.
Further, an auxiliary sheet is provided inside the gasket.
Further, a fixing frame is arranged at the top of the valve body, a sealing filler is installed at the top of the shaft hole in the top of the valve body, and a matched filler pressing plate is arranged at the top of the sealing filler.
The utility model discloses beneficial effect:
1. the valve plate can be conveniently turned on and off by arranging the fixed sleeve, and the valve plate and the valve body can be conveniently sealed;
2. the bulge ring is arranged, so that the bulge ring can be conveniently matched with the valve plate, and the sealing effect is achieved;
3. through setting up the sealing washer, can improve sealed effect, set up sealed the pad, can reduce the wearing and tearing between the sealing washer, improve life, can also increase and the valve plate between area of contact to improve the leakproofness.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
Fig. 1 is a front view of the double-eccentric carbon steel butterfly valve of the present invention.
Fig. 2 is a cross-sectional view of the valve plate of the double-eccentric carbon steel butterfly valve of the utility model.
Fig. 3 is a cross-sectional view of the valve body of the double-eccentric carbon steel butterfly valve of the present invention.
Reference numbers in the figures: 1. a valve body; 2. a shaft hole; 3. a valve stem; 4. a valve plate; 5. a plate body; 6. fixing a sleeve; 7. a groove; 8. a reinforcing plate; 9. mounting grooves; 10. pressing a ring; 11. a seal ring; 12. a raised ring; 13. a gasket; 14. pressing a ring; 15. an auxiliary sheet; 16. a fixed mount; 17. sealing and filling; 18. and (5) filling and pressing a plate.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
As shown in fig. 1-3, a double-eccentric carbon steel butterfly valve of wafer formula, includes a valve body 1, shaft holes 2 are provided at the top and bottom of the valve body 1, a valve rod 3 is installed in the shaft hole 2, and the valve rod 3 is connected with the shaft hole 2 through a shaft sleeve, a valve plate 4 is installed in the valve body 1, the valve plate 4 includes a plate body 5 and a fixing sleeve 6, and can facilitate the rotary switch of the valve plate 5, and facilitate the sealing between the valve plate 5 and the valve body 1, and the plate body 5 and the fixing sleeve 6 are an integral structure, the valve rod 3 penetrates the fixing sleeve 6, and the valve rod 3 is connected with the fixing sleeve 6 through a fixing screw, a groove 7 is provided at the front side of the plate body 5, a reinforcing plate 8 is installed in the groove 7, a mounting groove 9 is provided at the front side of the edge of the plate body 5, a pressing ring 10 is provided at the front, install sealing washer 11 in the mounting groove 9, can improve sealed effect, set up sealed the pad 13, can reduce the wearing and tearing between the sealing washer 11, improve life, can also increase and the valve plate 5 between area of contact to improve the leakproofness, be provided with protruding ring 12 in the cavity of valve body 1, can conveniently cooperate with valve plate 5, thereby reach sealed effect, be equipped with sealed pad 13 on the protruding ring 12, just both sides all are equipped with clamping ring 14 around sealed pad 13, just pass through fixing bolt between clamping ring 14 and the protruding ring 12 and be connected.
More specifically, the width of reinforcing plate 8 is the same with the degree of depth of recess 7, just all mutually perpendicular between the reinforcing plate 8, the cross-section of mounting groove 9 is T type structure, just the width of sealing washer 11 is greater than the mounting groove 9 degree of depth, protruding ring 12 and valve body 1 structure as an organic whole, just protruding ring 12 inboard is provided with the inclined plane, sealed 13 inboard is provided with supplementary piece 15, valve body 1 top is provided with mount 16, gland packing 17 is installed at the shaft hole 2 top at valve body 1 top, just gland packing 17 top is provided with the packing clamp plate 18 that matches.
The utility model discloses the theory of operation: after installing valve body 1, valve plate 5 plays the effect of blocking at the closure state, when opening, drives valve plate 5 through rotating valve rod 3 and rotates to make the medium circulation of 1 inner chamber of valve body, when closing, rotating valve rod 3, it is sealed between valve plate 5 and the bellying ring 12, sealing washer 11 plays sealed effect with sealed 13 of filling up, reduces the friction loss simultaneously.
The above is the preferred embodiment of the present invention, and the technical personnel in the field of the present invention can also change and modify the above embodiment, therefore, the present invention is not limited to the above specific embodiment, and any obvious improvement, replacement or modification made by the technical personnel in the field on the basis of the present invention all belong to the protection scope of the present invention.
Claims (6)
1. The utility model provides a double-eccentric carbon steel butterfly valve of wafer formula, includes valve body (1), its characterized in that: the valve body is characterized in that shaft holes (2) are formed in the top and the bottom of the valve body (1), a valve rod (3) is installed in the shaft hole (2), the valve rod (3) is connected with the shaft hole (2) through a shaft sleeve, a valve plate (4) is installed in the valve body (1), the valve plate (4) comprises a plate body (5) and a fixing sleeve (6), the plate body (5) and the fixing sleeve (6) are of an integrated structure, the valve rod (3) penetrates through the fixing sleeve (6), the valve rod (3) is connected with the fixing sleeve (6) through a fixing screw, a groove (7) is formed in the front side of the plate body (5), a reinforcing plate (8) is installed in the groove (7), a mounting groove (9) is formed in the front side of the edge of the plate body (5), a pressing ring (10) is formed in the front side of the mounting groove (9), and the pressing ring (, install sealing washer (11) in mounting groove (9), be provided with protruding ring (12) in the cavity of valve body (1), be equipped with sealed pad (13) on protruding ring (12), just both sides all are equipped with clamping ring (14) around sealed pad (13), just through fixing bolt connection between clamping ring (14) and protruding ring (12).
2. The wafer-type double eccentric carbon steel butterfly valve of claim 1, wherein: the width of the reinforcing plates (8) is the same as the depth of the grooves (7), and the reinforcing plates (8) are perpendicular to each other.
3. The wafer-type double eccentric carbon steel butterfly valve of claim 1, wherein: the section of the mounting groove (9) is of a T-shaped structure, and the width of the sealing ring (11) is larger than the depth of the mounting groove (9).
4. The wafer-type double eccentric carbon steel butterfly valve of claim 1, wherein: the valve is characterized in that the bulge ring (12) and the valve body (1) are of an integral structure, and an inclined plane is arranged on the inner side of the bulge ring (12).
5. The wafer-type double eccentric carbon steel butterfly valve of claim 1, wherein: and an auxiliary sheet (15) is arranged on the inner side of the sealing gasket (13).
6. The wafer-type double eccentric carbon steel butterfly valve of claim 1, wherein: the valve is characterized in that a fixing frame (16) is arranged at the top of the valve body (1), a sealing filler (17) is arranged at the top of the shaft hole (2) at the top of the valve body (1), and a matched filler pressing plate (18) is arranged at the top of the sealing filler (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922194490.4U CN211117642U (en) | 2019-12-10 | 2019-12-10 | Double-eccentric carbon steel butterfly valve of wafer formula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922194490.4U CN211117642U (en) | 2019-12-10 | 2019-12-10 | Double-eccentric carbon steel butterfly valve of wafer formula |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211117642U true CN211117642U (en) | 2020-07-28 |
Family
ID=71714865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922194490.4U Expired - Fee Related CN211117642U (en) | 2019-12-10 | 2019-12-10 | Double-eccentric carbon steel butterfly valve of wafer formula |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211117642U (en) |
-
2019
- 2019-12-10 CN CN201922194490.4U patent/CN211117642U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200728 Termination date: 20201210 |