CN104964047A - Dual-angle three-eccentricity hard sealing butterfly valve - Google Patents

Dual-angle three-eccentricity hard sealing butterfly valve Download PDF

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Publication number
CN104964047A
CN104964047A CN201510378413.8A CN201510378413A CN104964047A CN 104964047 A CN104964047 A CN 104964047A CN 201510378413 A CN201510378413 A CN 201510378413A CN 104964047 A CN104964047 A CN 104964047A
Authority
CN
China
Prior art keywords
valve
plate
butterfly
angle
socket head
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.)
Pending
Application number
CN201510378413.8A
Other languages
Chinese (zh)
Inventor
温耀信
曹征永
王文化
黄汉敏
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.)
ZHONGSHAN KINGDOME FLUID CONTROL EQUIPMENT CO Ltd
Original Assignee
ZHONGSHAN KINGDOME FLUID CONTROL EQUIPMENT 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 ZHONGSHAN KINGDOME FLUID CONTROL EQUIPMENT CO Ltd filed Critical ZHONGSHAN KINGDOME FLUID CONTROL EQUIPMENT CO Ltd
Priority to CN201510378413.8A priority Critical patent/CN104964047A/en
Publication of CN104964047A publication Critical patent/CN104964047A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K1/00Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/16Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
    • F16K1/18Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
    • F16K1/22Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
    • F16K1/226Shaping or arrangements of the sealing
    • F16K1/2263Shaping or arrangements of the sealing the sealing being arranged on the valve seat
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K1/00Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/32Details
    • F16K1/34Cutting-off parts, e.g. valve members, seats

Abstract

The invention discloses a dual-angle three-eccentricity hard sealing butterfly valve. The dual-angle three-eccentricity hard sealing butterfly valve comprises first socket head screws, a lower end cover sealing gasket, a lower end cover, a valve body, a valve plate sealing ring, a valve plate sealing gasket, a butterfly plate, a valve rod, a valve body sealing ring, a pressing plate ring, a valve base sealing gasket and second socket head screws. The lower end cover and the valve body are fixed through the first socket head screws. The lower end cover sealing gasket is located between the lower end cover and the valve body. The valve plate sealing ring is located below the butterfly plate. The valve plate sealing gasket is located on the side face of the valve plate sealing ring. The butterfly plate is located on the other side of the valve rod. The valve body sealing ring is located below the valve plate sealing ring. The valve base sealing gasket is located between the valve body sealing ring and the pressing plate ring. The pressing plate ring and the valve body are fixed through the second socket head screws. By adopting the dual-angle three-eccentricity hard sealing butterfly valve, the sealing elements can be replaced conveniently, and the sealing effect is improved.

Description

Two angle three eccentricity hard seal butterfly valve
Technical field
The present invention relates to a kind of butterfly valve, particularly relate to a kind of two angle three eccentricity hard seal butterfly valve.
Background technique
Valve is the controlling component in fluid delivery system, has cut-off, adjustment, water conservancy diversion, prevents the functions such as adverse current, voltage stabilizing, shunting or overflow pressure relief.Butterfly valve is the one in valve, and the element (such as seal ring) on existing butterfly valve is easily aging, and sealing effect is poor, is inconvenient in addition change seal ring.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of two angle three eccentricity hard seal butterfly valve, and it is convenient for changing seal element, improves sealing effect.
The present invention solves above-mentioned technical problem by following technical proposals: a kind of two angle three eccentricity hard seal butterfly valve, it is characterized in that, described pair of angle three eccentricity hard seal butterfly valve comprises the first socket head screw, lower end cap sealing gasket, lower end cap, valve body, valve plate seal ring, valve plate sealing gasket, butterfly plate, valve rod, valve seals, pressure plate loop, valve base sealing pad, second socket head screw, fixed by the first socket head screw between lower end cap and valve body, lower end cap sealing gasket is between lower end cap and valve body, valve plate seal ring is positioned at the below of butterfly plate, valve plate sealing gasket is positioned at the side of valve plate seal ring, butterfly plate is positioned at the opposite side of valve rod, valve seals is positioned at the below of valve plate seal ring, valve base sealing pad is between valve seals and pressure plate loop, be fixed by the second socket head screw between pressure plate loop and valve body.
Preferably, described pair of angle three eccentricity hard seal butterfly valve also comprises divided ring, Lower shaft sleeve, taper pin, the second socket head screw, butterfly plate trim ring, Upper shaft sleeve, Packing seat, pressing plate, cushion block, the first filler, the second filler, divided ring, Lower shaft sleeve are all between valve body and valve rod, taper pin is through the centre of valve rod, fixed by the second socket head screw between butterfly plate trim ring and butterfly plate, Upper shaft sleeve, Packing seat are all positioned at the side of valve rod, and pressing plate, cushion block, the first filler, the second filler are positioned at the opposite side of valve rod from top to bottom successively.
Preferably, described pair of angle three eccentricity hard seal butterfly valve also comprises handle, worm gearing, support, the first stud bolt, the second stud bolt, spring washer, the 3rd stud bolt, fixed by the second stud bolt between pressing plate and valve body, spring washer is the 3rd between stud bolt and valve body, worm gearing is connected with the top of valve rod and rack-mount, and handle is connected with worm gearing.
Positive progressive effect of the present invention is: the two angle three eccentricity hard seal butterfly valve of the present invention is convenient for changing seal element (such as lower end cap sealing gasket, valve plate seal ring, valve plate sealing gasket, valve seals, valve base sealing pad etc.), improves sealing effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of the two angle three eccentricity hard seal butterfly valve of the present invention.
Embodiment
Present pre-ferred embodiments is provided, to describe technological scheme of the present invention in detail below in conjunction with accompanying drawing.
As shown in Figure 1, the two angle three eccentricity hard seal butterfly valve of the present invention comprises the first socket head screw 1, lower end cap sealing gasket 2, lower end cap 3, valve body 6, valve plate seal ring 7, valve plate sealing gasket 8, butterfly plate 9, valve rod 10, valve seals 32, pressure plate loop 33, valve base sealing pad 34, second socket head screw 35, fixed by the first socket head screw 1 between lower end cap 3 and valve body 6, lower end cap sealing gasket 2 is between lower end cap 3 and valve body 6, valve plate seal ring 7 is positioned at the below of butterfly plate 9, valve plate sealing gasket 8 is positioned at the side of valve plate seal ring 7, butterfly plate 9 is positioned at the opposite side of valve rod 10, valve seals 32 is positioned at the below of valve plate seal ring 7, valve base sealing pad 34 is between valve seals 32 and pressure plate loop 33, be fixed by the second socket head screw 35 between pressure plate loop 33 and valve body 6.
The two angle three eccentricity hard seal butterfly valve of the present invention also comprises divided ring 4, Lower shaft sleeve 5, taper pin 11, second socket head screw 12, butterfly plate trim ring 13, Upper shaft sleeve 14, Packing seat 15, pressing plate 28, cushion block 29, first filler 30, second filler 31, divided ring 4, Lower shaft sleeve 5 is all between valve body 6 and valve rod 10, taper pin 11 is through the centre of valve rod 10, fixed by the second socket head screw 12 between butterfly plate trim ring 13 and butterfly plate 9, Upper shaft sleeve 14, Packing seat 15 is all positioned at the side of valve rod 10, pressing plate 28, cushion block 29, first filler 30, second filler 31 is positioned at the opposite side of valve rod 10 from top to bottom successively.
The two angle three eccentricity hard seal butterfly valve of the present invention also comprises handle 16, worm gearing 17, support 18, first stud bolt 19, second stud bolt 22, spring washer 25, the 3rd stud bolt 27, fixed by the second stud bolt 22 between pressing plate 28 and valve body 6, spring washer 25 is between the 3rd stud bolt 27 and valve body 6, worm gearing 17 is connected with the top of valve rod 10 and installs on mount 18, and handle 16 is connected with worm gearing 17.
The present invention can be convenient for changing lower end cap sealing gasket by the first socket head screw, can be convenient for changing valve plate seal ring, valve plate sealing gasket, valve seals, valve base sealing pad etc., can improve sealing effect like this by the second socket head screw.
Above-described specific embodiment; the technical problem of solution of the present invention, technological scheme and beneficial effect are further described; be understood that; the foregoing is only specific embodiments of the invention; be not limited to the present invention; within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (3)

1. a two angle three eccentricity hard seal butterfly valve, it is characterized in that, described pair of angle three eccentricity hard seal butterfly valve comprises the first socket head screw, lower end cap sealing gasket, lower end cap, valve body, valve plate seal ring, valve plate sealing gasket, butterfly plate, valve rod, valve seals, pressure plate loop, valve base sealing pad, second socket head screw, fixed by the first socket head screw between lower end cap and valve body, lower end cap sealing gasket is between lower end cap and valve body, valve plate seal ring is positioned at the below of butterfly plate, valve plate sealing gasket is positioned at the side of valve plate seal ring, butterfly plate is positioned at the opposite side of valve rod, valve seals is positioned at the below of valve plate seal ring, valve base sealing pad is between valve seals and pressure plate loop, be fixed by the second socket head screw between pressure plate loop and valve body.
2. two angle three eccentricity hard seal butterfly valve as claimed in claim 1, it is characterized in that, described pair of angle three eccentricity hard seal butterfly valve also comprises divided ring, Lower shaft sleeve, taper pin, second socket head screw, butterfly plate trim ring, Upper shaft sleeve, Packing seat, pressing plate, cushion block, first filler, second filler, divided ring, Lower shaft sleeve is all between valve body and valve rod, taper pin is through the centre of valve rod, fixed by the second socket head screw between butterfly plate trim ring and butterfly plate, Upper shaft sleeve, Packing seat is all positioned at the side of valve rod, pressing plate, cushion block, first filler, second filler is positioned at the opposite side of valve rod from top to bottom successively.
3. two angle three eccentricity hard seal butterfly valve as claimed in claim 2, it is characterized in that, described pair of angle three eccentricity hard seal butterfly valve also comprises handle, worm gearing, support, the first stud bolt, the second stud bolt, spring washer, the 3rd stud bolt, fixed by the second stud bolt between pressing plate and valve body, spring washer is the 3rd between stud bolt and valve body, worm gearing is connected with the top of valve rod and rack-mount, and handle is connected with worm gearing.
CN201510378413.8A 2015-07-02 2015-07-02 Dual-angle three-eccentricity hard sealing butterfly valve Pending CN104964047A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510378413.8A CN104964047A (en) 2015-07-02 2015-07-02 Dual-angle three-eccentricity hard sealing butterfly valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510378413.8A CN104964047A (en) 2015-07-02 2015-07-02 Dual-angle three-eccentricity hard sealing butterfly valve

Publications (1)

Publication Number Publication Date
CN104964047A true CN104964047A (en) 2015-10-07

Family

ID=54218098

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510378413.8A Pending CN104964047A (en) 2015-07-02 2015-07-02 Dual-angle three-eccentricity hard sealing butterfly valve

Country Status (1)

Country Link
CN (1) CN104964047A (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101988590A (en) * 2010-11-05 2011-03-23 江苏苏威阀门有限公司 Eccentric two-way sealing butterfly valve
CN202531865U (en) * 2012-04-21 2012-11-14 浙江欧尼特阀门有限公司 Triple eccentric two-way hard seal butterfly valve
CN203202254U (en) * 2013-02-02 2013-09-18 浙江重工阀门集团有限公司 Double-eccentric and bidirectional metallic seal butterfly valve
CN203560468U (en) * 2013-10-16 2014-04-23 李彬 Butterfly valve sealing structure with good bidirectional metal self-sealing effect
CN203892586U (en) * 2014-04-08 2014-10-22 东锦阀门有限责任公司 Double-eccentric metal hard-seal butterfly valve
CN104329475A (en) * 2014-11-04 2015-02-04 无锡市亚迪流体控制技术有限公司 Three-eccentric and bidirectional metal sealing butterfly valve
CN204755946U (en) * 2015-07-02 2015-11-11 中山铁王流体控制设备有限公司 Three off -centre of two angles butterfly valve sealed firmly

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101988590A (en) * 2010-11-05 2011-03-23 江苏苏威阀门有限公司 Eccentric two-way sealing butterfly valve
CN202531865U (en) * 2012-04-21 2012-11-14 浙江欧尼特阀门有限公司 Triple eccentric two-way hard seal butterfly valve
CN203202254U (en) * 2013-02-02 2013-09-18 浙江重工阀门集团有限公司 Double-eccentric and bidirectional metallic seal butterfly valve
CN203560468U (en) * 2013-10-16 2014-04-23 李彬 Butterfly valve sealing structure with good bidirectional metal self-sealing effect
CN203892586U (en) * 2014-04-08 2014-10-22 东锦阀门有限责任公司 Double-eccentric metal hard-seal butterfly valve
CN104329475A (en) * 2014-11-04 2015-02-04 无锡市亚迪流体控制技术有限公司 Three-eccentric and bidirectional metal sealing butterfly valve
CN204755946U (en) * 2015-07-02 2015-11-11 中山铁王流体控制设备有限公司 Three off -centre of two angles butterfly valve sealed firmly

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Application publication date: 20151007

RJ01 Rejection of invention patent application after publication