CN108443522A - Bevel gear wear-resistant ceramic knife gate valve - Google Patents
Bevel gear wear-resistant ceramic knife gate valve Download PDFInfo
- Publication number
- CN108443522A CN108443522A CN201810459127.8A CN201810459127A CN108443522A CN 108443522 A CN108443522 A CN 108443522A CN 201810459127 A CN201810459127 A CN 201810459127A CN 108443522 A CN108443522 A CN 108443522A
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- China
- Prior art keywords
- valve
- valve seat
- flange
- pair
- flashboard
- 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
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
- F16K3/314—Forms or constructions of slides; Attachment of the slide to the spindle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K41/00—Spindle sealings
- F16K41/02—Spindle sealings with stuffing-box ; Sealing rings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sliding Valves (AREA)
Abstract
A kind of bevel gear wear-resistant ceramic knife gate valve, including valve body, a pair of of bulk ceramics circle valve seat, enhancing gasket, bolt, nut, elastomeric pad, gasket, upper cover, composite filling, gland, holder, bevel gearing, handwheel, pressing plate, hex bolts, elastomeric pad, valve rod;A pair of of bulk ceramics circle valve seat is equipped with the center of inlet and outlet runner embedded in valve body, and to install a pair of of bulk ceramics circle valve seat, flashboard is the plate more than porcelain ring valve seat planes area in oblate cylindricality center, is ended to the runner of valve after being fully inserted into porcelain ring valve seat;A pair of of valve seat both ends of valve body are the inlet and outlet of valve;Valve body is oblate cylindricality, the upper side of oblate cylindricality opens up a flat hole, the top half of flashboard makes flat hole pop one's head in, flat hole position is equipped with first flange, it is sealed below matched second flange installation upper cover with first flange, elastomeric pad fastening is fixed with nut between first flange and matched second flange, upper cover center is valve rod.
Description
Technical field:
The present invention relates to a kind of gate valves, are especially adapted for use in the wear-resistant pottery of bevel gear that oil, chemical industry, power field are applied
Porcelain knife gate valve.
Background technology:
It is existing to be suitable for oil, chemical industry, chemical fertilizer, pesticide, chemical fibre, make with the high speed development of the national economy in China
Paper, sugaring, food, power station, etc. industrial departments and agricultural or even living facilities purifier pipeline control system, to pipeline
System carries out the special valve of switch control to being widely used in purifier pipeline control system.
Such as be used for dig up mine, coal washing, steel and iron industry -- for coal washing pipeline, filter residue slurry pipeline, removing ash pipeline;
Purifier -- it is used for waste water, mud, dirt and the primary water with suspended matter;
Paper industry -- for any concentration pulp, material aqueous mixtures;Power station ash disposal -- for grey dreg slurry;But existing production
Product are insufficient:Traditional knife gate valve, easily leak, sealing surface intolerant to abrasion and it is not corrosion-resistant.Service life is short.It is inconvenient for operation,
Maintenance cost is high.
Invention content:
Purpose of the present invention is to propose a kind of bevel gear wear-resistant ceramic knife gate valve, have and be not easy to leak, sealing surface is wear-resisting
The advantages that damaging and be corrosion-resistant, service life is long.
The technical scheme is that a kind of bevel gear wear-resistant ceramic knife gate valve, including valve body, a pair of of bulk ceramics
Enclose valve seat, enhancing gasket, bolt, nut, elastomeric pad, gasket, upper cover, composite filling, gland, holder, bevel gear
Device, handwheel, pressing plate, hex bolts, elastomeric pad, valve rod;A pair of of bulk ceramics circle valve seat is equipped with inlet and outlet embedded in valve body and flows
The center in road, to install a pair of of bulk ceramics circle valve seat, flashboard is more than porcelain ring valve seat planes area in oblate cylindricality center
Plate, stretch the runner that (embedding) enters after porcelain ring valve seat to valve completely and end;A pair of of valve seat both ends of valve body are the inlet and outlet of valve;
Valve body is oblate cylindricality, and the upper side of oblate cylindricality opens up a flat hole, and the top half of flashboard makes flat hole pop one's head in, and flat hole position is set
There is first flange, is sealed below matched second flange installation upper cover with first flange, first flange and matched second flange
Between with nut fix elastomeric pad fastening, upper cover center is valve rod, valve rod lower end is fixedly connected with flashboard, valve rod is combined filler
It is wrapped in upper cover, is gland above composite filling, in being in the top installation lid holder of gland, lid holder
The upper square thread of the valve rod of centre, valve rod is engaged with bevel gearing output worm-gear driven screw thread, and handwheel is engaged with bevel gear.
Bulk ceramics circle valve seat in valve body, flashboard are the plate more than porcelain ring valve seat, stretch (embedding) completely and enter porcelain ring valve seat
The runner of valve is ended afterwards.
The valve rod filler that is combined is wrapped in upper cover, is gland above composite filling.As shown, rotation hand wheel 14
It drives bevel gear 13 to drive 18 valve rods, promotes or decline 3 flashboards, the on or off in valve flow channel thus may be implemented,
To carry out the control to pipeline.
Advantageous effect:The present invention takes bulk ceramics circle valve seat, ensure the wear-resistant of valve body sealing surface and valve body circulation and
Corrosion resistance reaches long service life.Using bevel gear power plant, rapid operation is convenient.Flashboard is using wear-resistant and resistance to
Corrode austenitic stainless steel, wear-resistant and corrosion resistance is strong;It is applied widely.
Description of the drawings:
Fig. 1 is schematic structural view of the invention.
Fig. 2 is the side structure schematic view of Fig. 1.
Specific implementation mode:
1, valve body, 2, bulk ceramics circle valve seat, 3, flashboard, it is more than the plate of porcelain ring valve seat inner ring area, stretches completely (embedding)
Enter porcelain ring valve seat, 4, enhancing gasket seal, 5, bolt, 6, nut, 7, elastomeric pad, 8, gasket, 9, upper cover, 10, combination fills out
Material, 11, gland, 12, holder, 13, bevel gearing, 14, handwheel, 15, pressing plate, 16, hex bolts, 17, elastomeric pad,
18, valve rod.
The present invention include valve body, a pair of of bulk ceramics circle valve seat, enhancing gasket, bolt, nut, elastomeric pad, gasket,
Upper cover, composite filling, gland, holder, bevel gearing, handwheel, pressing plate, hex bolts, elastomeric pad, valve rod;It is a pair of
Bulk ceramics circle valve seat is equipped with the center of inlet and outlet runner embedded in valve body, and flashboard is the plate more than porcelain ring valve seat, is stretched completely
(embedding) ends the runner of valve after entering porcelain ring valve seat;A pair of of valve seat both ends of valve body are the inlet and outlet of valve, valve rod.
Valve body is oblate cylindricality, and to install porcelain ring valve seat, the upper side of oblate cylindricality opens up a flat hole, and flat hole can be with
The top half of flashboard is set to pop one's head in, flat hole position is equipped with first flange, matched second flange installation upper cover lower section, first flange
Elastomeric pad fastening is fixed with nut between matched second flange, upper cover center is valve rod, and valve rod lower end is fixedly connected with lock
Plate, the valve rod filler that is combined are wrapped in upper cover, are gland above composite filling, and lid branch is installed in the top of gland
Central valve rod in frame, lid holder, the upper square thread of valve rod, bevel gearing export worm-gear driven screw thread, handwheel, pressing plate,
Hex bolts, elastomeric pad, valve rod, take bulk ceramics circle valve seat, ensure the wear-resistant of valve body sealing surface and valve body circulation and
It is corrosion-resistant.Using bevel gear power plant.Dual airtight and watertight padding case designs, sealed reliable.Flashboard uses wear-resistant and corrosion resistant
Lose austenitic stainless steel.
A pair of of butterfly spring can also be equipped on valve seat, the butterfly spring is the butterfly spring of central openings, in described
Entreat the hole that trepanning is imported and exported with valve on an axis, the gap between a pair of of butterfly spring is matched with flashboard, and flashboard is downward
It is fitted close with the first plane of butterfly spring when cut-out cock when covering valve seat, the second plane fitting enhancing of butterfly spring is soft
Property carbon seal ring is fixed on valve seat.Enhancing flexible graphite sealing ring is sealed with the circle shape of butterfly spring same shape
Circle, flashboard top connect valve rod, fix valve deck above valve seat, metallic packing ring is equipped between valve seat and valve deck;Valve rod is in valve deck
Inside, valve rod are equipped with combination sealing filler and filler gasket.
Valve body center valve seat is equipped with the hole of connection valve inlet and outlet, and cut-out cock is logical when flashboard covers downwards valve seat
Hole.
The foregoing is merely a kind of embodiments of the present invention, are not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement etc. made by within refreshing and principle, to be included within protection scope of the present invention.
Claims (4)
1. a kind of bevel gear wear-resistant ceramic knife gate valve, it is characterized in that close including valve body, a pair of of bulk ceramics circle valve seat, enhancing
Packing, bolt, nut, elastomeric pad, gasket, upper cover, composite filling, gland, holder, bevel gearing, handwheel, pressure
Plate, hex bolts, elastomeric pad, valve rod;A pair of of bulk ceramics circle valve seat is equipped with the center of inlet and outlet runner embedded in valve body, oblate
For cylindrical central to install a pair of of bulk ceramics circle valve seat, flashboard is the plate more than porcelain ring valve seat planes area, is fully inserted into
The runner of valve is ended after porcelain ring valve seat;A pair of of valve seat both ends of valve body are the inlet and outlet of valve;Valve body is oblate cylindricality, flat
Cylindrical upper side opens up a flat hole, and the top half of flashboard makes flat hole pop one's head in, and flat hole position is equipped with first flange, with first
Below the matched second flange installation upper cover of flange seal, elasticity is fixed with nut between first flange and matched second flange
Gasket fastens, and upper cover center is valve rod, and valve rod lower end is fixedly connected with flashboard, valve rod is combined, and filler is wrapped in upper cover, combination
Be gland above filler, be the valve rod in center in the top installation lid holder of gland, lid holder, valve rod it is upper
Square thread is engaged with bevel gearing output worm-gear driven screw thread, and handwheel is engaged with bevel gear.
2. bevel gear wear-resistant ceramic knife gate valve according to claim 1, it is characterized in that being equipped with bulk ceramics in valve body
Valve seat is enclosed, flashboard is the plate more than porcelain ring valve seat, is ended to the runner of valve after being completely embedded into porcelain ring valve seat.
3. bevel gear wear-resistant ceramic knife gate valve according to claim 1, it is characterized in that valve rod is combined, filler wraps up
It is gland in upper cover, above composite filling.
4. bevel gear wear-resistant ceramic knife gate valve according to claim 1, it is characterized in that valve seat is equipped with a pair of of butterfly
Spring, the butterfly spring are the butterfly spring of central openings, Kong Yi axis of the central openings and valve inlet and outlet
On, the gap between a pair of of butterfly spring is matched with flashboard, when flashboard covers downwards valve seat when cut-out cock and butterfly spring
First plane is fitted close, and the second plane fitting enhancing flexible graphite sealing ring of butterfly spring is fixed on valve seat.Enhance soft
Property carbon seal ring be circle shape sealing ring with butterfly spring same shape, connect valve rod above flashboard, it is fixed above valve seat
Valve deck is equipped with metallic packing ring between valve seat and valve deck;For valve rod inside valve deck, valve rod is equipped with combination sealing filler and filler
Gasket.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810459127.8A CN108443522A (en) | 2018-05-15 | 2018-05-15 | Bevel gear wear-resistant ceramic knife gate valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810459127.8A CN108443522A (en) | 2018-05-15 | 2018-05-15 | Bevel gear wear-resistant ceramic knife gate valve |
Publications (1)
Publication Number | Publication Date |
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CN108443522A true CN108443522A (en) | 2018-08-24 |
Family
ID=63203643
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201810459127.8A Pending CN108443522A (en) | 2018-05-15 | 2018-05-15 | Bevel gear wear-resistant ceramic knife gate valve |
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CN (1) | CN108443522A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109357028A (en) * | 2018-10-15 | 2019-02-19 | 盐城市阜液液压件有限公司 | A kind of wear-resistant high pressure valve |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3497177A (en) * | 1967-11-02 | 1970-02-24 | Eldon E Hulsey | Seat and seal assembly for valves |
CN2632418Y (en) * | 2003-08-05 | 2004-08-11 | 四川省机设工业制造有限公司 | Ceramic plate sluice valves |
CN203176396U (en) * | 2013-01-11 | 2013-09-04 | 浙江牧雅阀门制造有限公司 | Mine wear-resistant valve |
CN203176417U (en) * | 2013-04-01 | 2013-09-04 | 维克托阀门集团有限公司 | Casing pressure regulating valve of coal bed methane exploitation wellhead |
CN203585381U (en) * | 2013-11-26 | 2014-05-07 | 浙江万龙机械有限公司 | Ceramic gate valve |
CN204755967U (en) * | 2015-07-30 | 2015-11-11 | 方圆阀门集团丽水有限公司 | Board welds formula plate valve |
CN106151572A (en) * | 2015-04-01 | 2016-11-23 | 无锡鑫华控阀业有限公司 | High-temp and-pressure ball valve |
-
2018
- 2018-05-15 CN CN201810459127.8A patent/CN108443522A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3497177A (en) * | 1967-11-02 | 1970-02-24 | Eldon E Hulsey | Seat and seal assembly for valves |
CN2632418Y (en) * | 2003-08-05 | 2004-08-11 | 四川省机设工业制造有限公司 | Ceramic plate sluice valves |
CN203176396U (en) * | 2013-01-11 | 2013-09-04 | 浙江牧雅阀门制造有限公司 | Mine wear-resistant valve |
CN203176417U (en) * | 2013-04-01 | 2013-09-04 | 维克托阀门集团有限公司 | Casing pressure regulating valve of coal bed methane exploitation wellhead |
CN203585381U (en) * | 2013-11-26 | 2014-05-07 | 浙江万龙机械有限公司 | Ceramic gate valve |
CN106151572A (en) * | 2015-04-01 | 2016-11-23 | 无锡鑫华控阀业有限公司 | High-temp and-pressure ball valve |
CN204755967U (en) * | 2015-07-30 | 2015-11-11 | 方圆阀门集团丽水有限公司 | Board welds formula plate valve |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109357028A (en) * | 2018-10-15 | 2019-02-19 | 盐城市阜液液压件有限公司 | A kind of wear-resistant high pressure valve |
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PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
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RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180824 |
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RJ01 | Rejection of invention patent application after publication |