CN213298848U - Silt-proof butterfly valve - Google Patents

Silt-proof butterfly valve Download PDF

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Publication number
CN213298848U
CN213298848U CN202021627464.2U CN202021627464U CN213298848U CN 213298848 U CN213298848 U CN 213298848U CN 202021627464 U CN202021627464 U CN 202021627464U CN 213298848 U CN213298848 U CN 213298848U
Authority
CN
China
Prior art keywords
valve
metal ring
butterfly
valve rod
valve body
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN202021627464.2U
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Chinese (zh)
Inventor
谢正杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wenzhou Shanwei Valve Manufacturing Co ltd
Original Assignee
Wenzhou Shanwei Valve Manufacturing Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wenzhou Shanwei Valve Manufacturing Co ltd filed Critical Wenzhou Shanwei Valve Manufacturing Co ltd
Priority to CN202021627464.2U priority Critical patent/CN213298848U/en
Application granted granted Critical
Publication of CN213298848U publication Critical patent/CN213298848U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to the technical field of valves, and a prevent silt type butterfly valve is disclosed, the water control valve comprises a valve body, both ends all are provided with mounting flange around the valve body, the last mounting hole that is provided with of mounting flange, the inside disk seat that is provided with of valve body, the inboard fixedly connected with protective assembly of disk seat, the protective assembly inboard is equipped with the butterfly plate assembly. This prevent silt type butterfly valve, through setting up first becket and second becket, when the butterfly valve is opened, butterfly plate assembly can just rotate to the second becket inboardly, the second becket can protect the edge of sealing washer and sideboard, avoid silt direct scouring to lead to the sealing washer wearing and tearing, thereby the negative effects of silt has been reduced, the service life of sealing washer is improved, through setting up the inner panel, sealing washer and sideboard, can dismantle the change with the sideboard through twisting the screw after the sideboard wearing and tearing, compare original technique and need not to change whole butterfly plate, and the maintenance cost is saved.

Description

Silt-proof butterfly valve
Technical Field
The utility model relates to the technical field of valves, specifically be a prevent silt type butterfly valve.
Background
The 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. A butterfly valve, also called a flap valve, is a regulating valve with simple structure, and can be used for the on-off control of low-pressure pipeline media, namely a butterfly valve, wherein a closing part (a valve clack or a butterfly plate) is a disc and rotates around a valve shaft to achieve the opening and closing of the valve.
When a butterfly valve used for conveying liquid containing silt operates at present, silt causes abrasion to a butterfly plate in the valve, particularly to a sealing element at the edge of the butterfly plate, the sealing performance is influenced, the service life of the butterfly plate is shortened, meanwhile, the whole butterfly plate of a common butterfly valve needs to be replaced after abrasion, and the cost is high.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a prevent silt type butterfly valve possesses advantages such as barrier propterty is good, has solved the butterfly valve that is used for carrying at present to contain silt liquid when the operation, and silt causes wearing and tearing to the sealing member at butterfly plate especially butterfly plate edge in the valve, influences sealing performance, has reduced the life of butterfly plate, and the butterfly plate of common butterfly valve need change whole butterfly plate, the higher problem of cost after wearing and tearing simultaneously.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a prevent silt type butterfly valve, includes the valve body, both ends all are provided with mounting flange around the valve body, the last mounting hole that is provided with of mounting flange, the inside disk seat that is provided with of valve body, the inboard fixedly connected with protective assembly of disk seat, the protective assembly inboard is equipped with the butterfly plate assembly, screw fixedly connected with drive arrangement is passed through at the valve body top, the fixed runner that is provided with in drive arrangement one side, the valve body bottom is provided with the valve rod seat.
Preferably, the butterfly plate assembly includes inner panel and valve rod, the fixed sealing washer that has cup jointed in inner panel outward flange, the valve rod runs through sealing washer and inner panel, the valve rod is through two pins and inner panel fixed connection, the inner panel both sides all are equipped with the sideboard.
Preferably, the protection component comprises a first metal ring and a second metal ring which are integrally arranged, the first metal ring is fixedly connected with the inner wall of the valve seat, the first metal ring and the second metal ring are the same in size, and the first metal ring and the second metal ring are concentrically arranged and vertically distributed.
Preferably, the valve rod penetrates through the top and the bottom of the guard assembly and is movably connected with the guard assembly, the top end of the valve rod extends into the driving device, and the bottom end of the valve rod extends into the valve rod seat.
Preferably, a first threaded hole is formed in the side plate, a second threaded hole is formed in the surface of the inner plate, the first threaded hole corresponds to the second threaded hole in position, and the side plate is fixedly connected with the inner plate through a screw.
Preferably, two the sideboard is close to inner panel one side and all is provided with annular lug, annular lug corresponds with the sealing washer position.
Compared with the prior art, the utility model provides a prevent silt type butterfly valve possesses following beneficial effect:
this prevent silt type butterfly valve, through setting up first becket and second becket, when the butterfly valve is opened, butterfly plate assembly can just rotate to the second becket inboardly, the second becket can protect the edge of sealing washer and sideboard, avoid silt direct scouring to lead to the sealing washer wearing and tearing, thereby the negative effects of silt has been reduced, the service life of sealing washer is improved, through setting up the inner panel, sealing washer and sideboard, can dismantle the change with the sideboard through twisting the screw after the sideboard wearing and tearing, compare original technique and need not to change whole butterfly plate, and the maintenance cost is saved.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the butterfly plate assembly of the present invention;
FIG. 3 is a schematic structural diagram of the inner plate of the present invention;
fig. 4 is a schematic structural view of the protection assembly of the present invention.
Wherein: 1. a valve body; 2. installing a flange; 3. a valve seat; 4. a drive device; 5. a rotating wheel; 6. a valve stem seat; 7. an inner plate; 8. a valve stem; 9. a seal ring; 10. a pin; 11. a side plate; 12. a first metal ring; 13. a second metal ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, a silt-proof butterfly valve comprises a valve body 1, wherein mounting flanges 2 are respectively arranged at the front end and the rear end of the valve body 1, mounting holes are formed in the mounting flanges 2, the mounting flanges 2 are integrally arranged with the valve body 1 and are used for connecting pipelines, the number of the mounting holes is eight, a valve seat 3 is arranged in the valve body 1, the valve seat 3 and the valve body 1 are integrally arranged, a protection component is fixedly connected to the inner side of the valve seat 3, the protection component comprises a first metal ring 12 and a second metal ring 13 which are integrally arranged, the first metal ring 12 is fixedly connected with the inner wall of the valve seat 3, a sealing ring 9 is just rotated to the inner side of the first metal ring 12 and is tightly attached to the first metal ring 12 when the butterfly valve is closed, so as to realize sealing, the first metal ring 12 and the second metal ring 13 have the same size, the first metal ring 12 and the second metal ring 13 are, the butterfly plate assembly comprises an inner plate 7 and a valve rod 8, the inner plate 7 is set to be a circular plate, a vertical hole is arranged at the top of the inner plate 7, two pin holes are arranged on the side surface of the inner plate 7, a sealing ring 9 is fixedly sleeved at the outer edge of the inner plate 7, the valve rod 8 penetrates through the sealing ring 9 and the inner plate 7, the valve rod 8 is fixedly connected with the inner plate 7 through two pins 10, in actual installation, the sealing ring 9 is firstly sleeved at the edge of the inner plate 7, then the valve rod 8 penetrates through the sealing ring 9 and the inner plate 7, then the edge of the sealing ring 9 is broken off from the inner plate 7, the two pins 10 are inserted into the pin holes, then the sealing ring 9 is reset again, finally the side plates 11 at two sides are fixed on the inner plate 7 through screwing screws, the side plates 11 are arranged at two sides of the inner plate 7, the diameter of the side plates 11 is, the annular convex block and the side plate are integrally formed, the annular convex block corresponds to the position of the sealing ring 9, the sealing effect of the sealing ring 9 can be improved by arranging the annular convex block, the annular convex blocks on two sides extrude the sealing ring 9 after the side plate 11 is fixed, the first threaded hole is arranged on the side plate 11, the second threaded hole is arranged on the surface of the inner plate 7, the first threaded hole corresponds to the second threaded hole, when in practical use, screws can be sequentially screwed into the first threaded hole and the second threaded hole, so that the side plate 11 is installed, the side plate 11 is fixedly connected with the inner plate 7 through the screws, the valve rod 8 penetrates through the top and the bottom of the protective assembly and is movably connected with the protective assembly, the top end of the valve rod 8 extends into the driving device 4, the bottom end of the valve rod 8 extends into the valve rod seat 6, the top of the valve body 1 is fixedly connected with the driving, and a rotating wheel 5 is fixedly arranged on one side of the driving device 4, and a valve rod seat 6 is arranged at the bottom of the valve body 1.
When using, it can control valve rod 8 and rotate to rotate runner 5, and then can drive the butterfly plate assembly and rotate, when the butterfly valve was opened completely, the butterfly plate assembly just rotated to second becket metal ring 13 inboard, second becket metal ring 13 can protect sealing washer 9 on the butterfly plate assembly, avoid silt direct scouring to cause wearing and tearing to sealing washer 9 and sideboard 11 edge, when 11 surperficial wearing and tearing of sideboard need be changed, twist the screw on the sideboard 11 and can dismantle and more renew sideboard 11.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a prevent silt type butterfly valve, includes valve body (1), its characterized in that: both ends all are provided with mounting flange (2) around valve body (1), be provided with the mounting hole on mounting flange (2), valve body (1) inside is provided with disk seat (3), inboard fixedly connected with protective assembly of disk seat (3), the protective assembly inboard is equipped with the butterfly plate assembly, screw fixedly connected with drive arrangement (4) are passed through at valve body (1) top, fixed runner (5) that are provided with in drive arrangement (4) one side, valve body (1) bottom is provided with valve rod seat (6).
2. The mud resistant butterfly valve of claim 1, wherein: the butterfly plate assembly includes inner panel (7) and valve rod (8), the fixed cover in inner panel (7) outward flange has connect sealing washer (9), sealing washer (9) and inner panel (7) are run through in valve rod (8), valve rod (8) are through two pin (10) and inner panel (7) fixed connection, inner panel (7) both sides all are equipped with sideboard (11).
3. The mud resistant butterfly valve of claim 1, wherein: the protection assembly comprises a first metal ring (12) and a second metal ring (13) which are integrally arranged, the first metal ring (12) is fixedly connected with the inner wall of the valve seat (3), the first metal ring (12) and the second metal ring (13) are identical in size, and the first metal ring (12) and the second metal ring (13) are concentrically arranged and vertically distributed.
4. The mud resistant butterfly valve of claim 2, wherein: valve rod (8) run through protection component top and bottom and with protection component swing joint, inside valve rod (8) top extended to drive arrangement (4), inside valve rod (8) bottom extended to valve rod seat (6).
5. The mud resistant butterfly valve of claim 2, wherein: the novel side plate is characterized in that a first threaded hole is formed in the side plate (11), a second threaded hole is formed in the surface of the inner plate (7), the first threaded hole corresponds to the second threaded hole in position, and the side plate (11) is fixedly connected with the inner plate (7) through a screw.
6. The mud resistant butterfly valve of claim 2, wherein: two the sideboard (11) are close to inner panel (7) one side and all are provided with annular lug, annular lug corresponds with sealing washer (9) position.
CN202021627464.2U 2020-08-07 2020-08-07 Silt-proof butterfly valve Expired - Fee Related CN213298848U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021627464.2U CN213298848U (en) 2020-08-07 2020-08-07 Silt-proof butterfly valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021627464.2U CN213298848U (en) 2020-08-07 2020-08-07 Silt-proof butterfly valve

Publications (1)

Publication Number Publication Date
CN213298848U true CN213298848U (en) 2021-05-28

Family

ID=76024073

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021627464.2U Expired - Fee Related CN213298848U (en) 2020-08-07 2020-08-07 Silt-proof butterfly valve

Country Status (1)

Country Link
CN (1) CN213298848U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113915351A (en) * 2021-10-29 2022-01-11 闫皓男 Eccentric butterfly valve

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113915351A (en) * 2021-10-29 2022-01-11 闫皓男 Eccentric butterfly valve
CN113915351B (en) * 2021-10-29 2023-03-28 安徽省白湖阀门厂有限责任公司 Eccentric butterfly valve

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Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20210528

Termination date: 20210807

CF01 Termination of patent right due to non-payment of annual fee