CN206904256U - A kind of new butterfly valve - Google Patents

A kind of new butterfly valve Download PDF

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Publication number
CN206904256U
CN206904256U CN201720798052.7U CN201720798052U CN206904256U CN 206904256 U CN206904256 U CN 206904256U CN 201720798052 U CN201720798052 U CN 201720798052U CN 206904256 U CN206904256 U CN 206904256U
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CN
China
Prior art keywords
valve
valve rod
butterfly
valve body
butterfly plate
Prior art date
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Active
Application number
CN201720798052.7U
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Chinese (zh)
Inventor
王阳峰
杨刚
汪加豪
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.)
ZHEJIANG HEBRON CONTROLS ENGINEERING TECHNOLOGY Co Ltd
Original Assignee
ZHEJIANG HEBRON CONTROLS ENGINEERING TECHNOLOGY Co Ltd
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Application filed by ZHEJIANG HEBRON CONTROLS ENGINEERING TECHNOLOGY Co Ltd filed Critical ZHEJIANG HEBRON CONTROLS ENGINEERING TECHNOLOGY Co Ltd
Priority to CN201720798052.7U priority Critical patent/CN206904256U/en
Application granted granted Critical
Publication of CN206904256U publication Critical patent/CN206904256U/en
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Abstract

It the utility model is related to a kind of new butterfly valve, it includes butterfly valve body, the butterfly valve body includes valve body and is arranged at the butterfly plate of valve inner, the upper and lower ends of butterfly plate are respectively arranged with the upper valve rod and lower valve rod that argon arc welding mode is fixedly connected, upper valve rod and lower valve rod are on same axial line, the junction of upper valve rod and lower valve rod and butterfly plate is provided with sealing ring, the cross section of sealing ring is set in step-like structure, the upper end of valve body is provided with Handleset, Handleset includes the spill spin block of mutual cooperation, locating piece and pull bar handle, spill spin block, which is that cylindrical structural is set and spill spin block is interspersed, to be arranged in locating piece, locating piece lower end is provided with the locating groove being engaged with valve body upper end, locating piece upper end is provided with the limit card slot being engaged with pull bar handle.Simple and reasonable, the good airproof performance of the new butterfly valve, practical simple, service life length are securely and reliably, easy to spread.

Description

A kind of new butterfly valve
Technical field
It the utility model is related to valve technology field, and in particular to a kind of new butterfly valve.
Background technology
Butterfly valve is a kind of regulating valve simple in construction, and the butterfly valve available for the switch control of low pressure pipeline medium refers to close Part is disk, reaches a kind of valve of open and close around valve shaft rotation, and valve can be used for controlling empty gas and water, steam, various The flowing of all kinds fluid such as Korrosionsmedium, mud, oil product, liquid metal and radiating medium.Mainly risen on pipeline Cut-out and throttling action.
But existing Hand-operated butterfly valve can only rely on operating personnel when butterfly plate is rotated up to open and close around valve shaft Feel, thus easily occur over-open or situation about fitting badly during being opened and closed, while the sealing deficiency at valve rod, reduce butterfly The overall performance of valve.
Utility model content
For the deficiency of background technology, the utility model provides a kind of new butterfly valve, and solves existing hand adjustment The problem of insufficient sealing at valve rod, easy over-open being present or fit badly in valve.
Technical scheme is used by the utility model:A kind of new butterfly valve, it includes butterfly valve body, the butterfly valve sheet Body includes valve body and is arranged at the butterfly plate of valve inner, and the upper and lower ends of butterfly plate are respectively arranged with argon arc welding mode and fix company The upper valve rod and lower valve rod connect, upper valve rod and lower valve rod are on same axial line, the connection of upper valve rod and lower valve rod and butterfly plate Place is provided with sealing ring, and the cross section of sealing ring is set in step-like structure, and the upper end of valve body is provided with Handleset, handle Component includes the spill spin block, locating piece and pull bar handle of mutual cooperation, and spill spin block is that cylindrical structural is set and spill spin block is worn Plug and be placed in locating piece, locating piece lower end is provided with the locating groove being engaged with valve body upper end, and locating piece upper end is provided with The limit card slot being engaged with pull bar handle;
As to the utility model further instruction, it is preferable that be provided with the spill spin block respectively with the upper valve The valve rod hole and handle hole that bar and pull bar handle are adapted, valve rod hole side are additionally provided with the bolt hole being engaged with upper valve rod;
As to the utility model further instruction, it is preferable that the valve body includes the left valve being mutually permanently connected Body and right valve barrel, and the medium runner being adapted with the butterfly plate is provided with valve body, the left and right ends of medium runner are set respectively It is equipped with medium entrance and media outlet;
As to the utility model further instruction, it is preferable that be provided with the valve body respectively with the upper valve rod The valve rod mounting groove I and valve rod mounting groove II, valve rod mounting groove I and valve rod mounting groove II being adapted with lower valve rod are close to the butterfly Plate side is provided with annular groove, and described sealing ring is provided with annular groove;
As to the utility model further instruction, it is preferable that the medium runner inwall and the butterfly plate surface point The valve body lining and butterfly plate lining being engaged are not provided with, and valve body lining and butterfly plate lining are made of polytetrafluoroethylene (PTFE).
The beneficial effects of the utility model are:Due to taking above-mentioned technical proposal, the new butterfly valve it is simple and reasonable, By setting locating piece, spill spin block and handle to cooperate, solve existing butterfly valve and over-open or fit badly in use Problem, the practicality of butterfly valve is improved, while sealing ring is arranged on upper valve rod and lower valve rod, improve the close of valve rod junction Feng Xing, the overall performance of new butterfly valve is substantially increased, practical simple, service life length is securely and reliably, easy to spread.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of spill spin block 5.
Fig. 3 is an embodiment upward view of spill spin block 5.
Fig. 4 is another embodiment upward view of spill spin block 5.
Fig. 5 is the structural representation of locating piece 6 in Fig. 1.
Fig. 6 is the upward view of locating piece 6 in Fig. 1.
Fig. 7 is the profile at A-A in Fig. 5.
Fig. 8 is the schematic diagram of pull bar handle 7 in Fig. 1.
1, butterfly plate in figure;2nd, upper valve rod;3rd, lower valve rod;4th, sealing ring;5th, spill spin block;6th, locating piece;7th, pull bar handle;8、 Locating groove;9th, limit card slot;10th, valve rod hole;11st, handle hole;12nd, bolt hole;13rd, left valve barrel;14th, right valve barrel;15th, medium Runner;16th, medium entrance;17th, media outlet.
Embodiment
The utility model embodiment is described further below in conjunction with the accompanying drawings:
As shown in Fig. 1 to Fig. 8, a kind of new butterfly valve, it includes butterfly valve body, the butterfly valve body include valve body with And the butterfly plate 1 of valve inner is arranged at, the upper and lower ends of butterfly plate 1 are respectively arranged with the upper valve rod 2 that argon arc welding mode is fixedly connected With lower valve rod 3, upper valve rod 2 and lower valve rod 3 are on same axial line, and the junction of upper valve rod 2 and lower valve rod 3 and butterfly plate 1 is equal Sealing ring 4 is provided with, the cross section of sealing ring 4 is set in step-like structure, and the upper end of valve body is provided with Handleset, handle group Part includes the spill spin block 5, locating piece 6 and pull bar handle 7 of mutual cooperation, and spill spin block 5 is cylindrical structural setting and spill spin block 5 Interspersed to be arranged in locating piece 6, the lower end of locating piece 6 is provided with the locating groove 8 being engaged with valve body upper end, the upper end of locating piece 6 The limit card slot 9 being engaged with pull bar handle 7 is provided with, the end of pull bar handle 7 is also fixedly connected with sphere structure.
The further setting of the present embodiment, be provided with the spill spin block 5 respectively with the upper valve rod 2 and pull bar handle 7 The valve rod hole 10 and handle hole 11 being adapted, valve rod hole 10 are arranged to rectangle or the straight trough degree of lip-rounding, and the side of valve rod hole 10 is also set up There is the bolt hole 12 being engaged with upper valve rod 2.
The further setting of the present embodiment, the valve body include the left valve barrel 13 and right valve barrel 14 being mutually permanently connected, And the medium runner 15 being adapted with the butterfly plate 1 is provided with valve body, the left and right ends of medium runner 15 are respectively arranged with Jie Matter import 16 and media outlet 17.
The further setting of the present embodiment, it is provided with the valve body and is adapted respectively with the upper valve rod 2 and lower valve rod 3 Valve rod mounting groove I and valve rod mounting groove II, valve rod mounting groove I and valve rod mounting groove II be provided with close to the side of butterfly plate 1 Annular groove, described sealing ring 4 is provided with annular groove.
The further setting of the present embodiment, the inwall of medium runner 15 and the butterfly plate 1 surface are respectively arranged with matching The valve body lining and butterfly plate lining of conjunction, valve body lining and butterfly plate lining are made of polytetrafluoroethylene (PTFE).
The new butterfly valve it is simple and reasonable, by setting locating piece 6, spill spin block 5 and handle to cooperate, solve existing There is butterfly valve over-open or the problem of fit badly in use, improve the practicality of butterfly valve, while in upper valve rod 2 and lower valve Sealing ring 4 is arranged on bar 3, improves the sealing of valve rod junction, substantially increases the overall performance of new butterfly valve, practical letter Single, service life length is securely and reliably, easy to spread.
Every technical staff's notice:Although the utility model describes according to above-mentioned embodiment, this The invention thought of utility model is not limited to that utility model, any repacking with inventive concept, will all include this specially In sharp scope of patent protection.

Claims (5)

1. a kind of new butterfly valve, includes butterfly valve body, it is characterised in that:The butterfly valve body includes valve body and is arranged at The butterfly plate of valve inner, the upper and lower ends of butterfly plate are respectively arranged with upper valve rod and lower valve rod that argon arc welding mode is fixedly connected, on Valve rod and lower valve rod are on same axial line, and upper valve rod and the junction of lower valve rod and butterfly plate are provided with sealing ring, sealing The cross section of circle is set in step-like structure, and the upper end of valve body is provided with Handleset, and Handleset includes mutual cooperation Spill spin block, locating piece and pull bar handle, spill spin block, which is that cylindrical structural is set and spill spin block is interspersed, to be arranged in locating piece, is positioned Block lower end is provided with the locating groove being engaged with valve body upper end, locating piece upper end be provided be engaged with pull bar handle it is spacing Neck.
A kind of 2. new butterfly valve according to claim 1, it is characterised in that:Be provided with the spill spin block respectively with it is described The valve rod hole and handle hole that upper valve rod and pull bar handle are adapted, valve rod hole side are additionally provided with the bolt being engaged with upper valve rod Hole.
A kind of 3. new butterfly valve according to claim 1, it is characterised in that:The valve body includes what is be mutually permanently connected Left valve barrel and right valve barrel, and the medium runner being adapted with the butterfly plate is provided with valve body, the left and right ends point of medium runner Medium entrance and media outlet are not provided with it.
A kind of 4. new butterfly valve according to claim 1, it is characterised in that:Be provided with the valve body respectively with it is described on The valve rod mounting groove I and valve rod mounting groove II, valve rod mounting groove I and valve rod mounting groove II that valve rod and lower valve rod are adapted are close to institute State butterfly plate side and be provided with annular groove, described sealing ring is provided with annular groove.
A kind of 5. new butterfly valve according to claim 3, it is characterised in that:The medium runner inwall and the butterfly plate table Face is respectively arranged with the valve body lining and butterfly plate lining being engaged, and valve body lining and butterfly plate lining use polytetrafluoroethylene (PTFE) system Into.
CN201720798052.7U 2017-07-04 2017-07-04 A kind of new butterfly valve Active CN206904256U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720798052.7U CN206904256U (en) 2017-07-04 2017-07-04 A kind of new butterfly valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720798052.7U CN206904256U (en) 2017-07-04 2017-07-04 A kind of new butterfly valve

Publications (1)

Publication Number Publication Date
CN206904256U true CN206904256U (en) 2018-01-19

Family

ID=61293268

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720798052.7U Active CN206904256U (en) 2017-07-04 2017-07-04 A kind of new butterfly valve

Country Status (1)

Country Link
CN (1) CN206904256U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3845787A1 (en) * 2020-01-03 2021-07-07 Brady Worldwide, Inc. Pull handle butterfly valve lockout device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3845787A1 (en) * 2020-01-03 2021-07-07 Brady Worldwide, Inc. Pull handle butterfly valve lockout device

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