CN103883767A - Flange joint two-plate flow guide zinc alloy perpendicular one-way valve - Google Patents

Flange joint two-plate flow guide zinc alloy perpendicular one-way valve Download PDF

Info

Publication number
CN103883767A
CN103883767A CN201410162439.4A CN201410162439A CN103883767A CN 103883767 A CN103883767 A CN 103883767A CN 201410162439 A CN201410162439 A CN 201410162439A CN 103883767 A CN103883767 A CN 103883767A
Authority
CN
China
Prior art keywords
hole
cylindrical
zinc alloy
valve
circle
Prior art date
Application number
CN201410162439.4A
Other languages
Chinese (zh)
Other versions
CN103883767B (en
Inventor
张筱秋
Original Assignee
张筱秋
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 张筱秋 filed Critical 张筱秋
Priority to CN201410162439.4A priority Critical patent/CN103883767B/en
Publication of CN103883767A publication Critical patent/CN103883767A/en
Application granted granted Critical
Publication of CN103883767B publication Critical patent/CN103883767B/en

Links

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
    • F16K15/00Check valves
    • F16K15/02Check valves with guided rigid valve members
    • F16K15/06Check valves with guided rigid valve members with guided stems
    • 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
    • F16K1/36Valve members

Abstract

The invention relates to a valve special for an offshore oil drilling platform, in particular to a flange joint two-plate flow guide zinc alloy perpendicular one-way valve. The flange joint two-plate flow guide zinc alloy perpendicular one-way valve comprises a flange head valve body, an upper flow guide body, a cavity sleeve, a moving valve element, a lower flow guide body and taper hole glands which are symmetrically arranged in an up-and-down mode. An upper sealing outer circle of an upper circular cone cylinder is equal to a lower sealing outer circle of a lower circular cone cylinder on the moving valve element and the outer circles are in interference fit with an inner circle of the cavity sleeve to form a sealed annular cavity. Thus, the whole proportion of the moving valve element is between the sea water proportion and the oil proportion and the moving valve element can move in the medium flowing direction. An extra one-way valve which consumes energy is not needed in the whole working process. An outer circle of a cylindrical valve rod on the upper flow guide body is matched with an inner circle of a lower flow guide unthreaded hole of the plane end of the lower flow guide body in a sliding mode. An assembly gap is formed between the bottom end of the lower flow guide unthreaded hole and the lower end face of the cylindrical valve rod. The machining precision requirement is lowered and assembly is facilitated.

Description

The vertical one-way valve of a kind of flanged joint two plate water conservancy diversion zinc alloy
Technical field
The present invention relates to a kind of offshore drilling platforms special valve, relate in particular to the vertical one-way valve of a kind of flanged joint two plate water conservancy diversion zinc alloy without any obstruction parts such as springs.
Background technique
Continue nineteen twenty Venezuela utilizes wooden platform drilling well in lake, Maracaibo, has found after an elephant, and nineteen twenty-two, the former Soviet Union carried out offshore drilling success with trestle near oil field, the Caspian Sea Baku.After 1936, the U.S. starts to bore first deep-well at the sea in the Gulf of Mexico again, within 1938, builds up in the world marine oil field the earliest.40~sixties of 20th century, along with the development of welding technique and Iron And Steel Industry, the drilling rigs such as steel fixed platform, bottom-supported platform, jack-up unit are in succession there is, the marine site that makes offshore oil and gas exploitation expand 30 meters of depth of waters to., having there is mobile ocean drilling rig in nineteen fifty, has greatly improved drilling efficiency.Nineteen fifty-one, Saudi Arabia has found the offshore oilfield of maximum in the world.After the sixties in 20th century, along with the development of electronic computer technology and shipbuilding, mechanical industry, build up various large complicated offshore drillings, collection, the defeated facility of storage, promoted developing rapidly of offshore oil and gas exploitation.There are in the world at present nearly thousand offshore drilling platformses, each ocean all over the world.The Gulf of Mexico is the most active greater coasting area of drilling well in the world, at present operation just have more than a 19000 mouthful of well, thing followed offshore field accident also occurs again and again.
As everyone knows, the expense of the each maintenance of offshore drilling platforms system is all surprising, and seawater self contains various corrosivity mixtures, and offshore drilling platforms in use, in crude oil, contain various corrosivity mixtures, oil field in recovery process, moisture and other Korrosionsmediums all in general oil well liquid-producing, the water in crude oil, along with crude oil is vaporized in heating process, increase the gas phase load of pipeline, caused atmospheric and vacuum distillation unit operation fluctuation, when serious, can cause the tower accident of rushing.MgC12 in crude oil and CaC12 can be hydrolyzed to produce has corrosive HCl, and HCl formation hydrochloric acid soluble in water, has very strong corrosive action, causes the corrosion of delivery pipeline system.Crude oil is outwards carried through oil transport pipeline from oil well produced, and the block clearing cost after any oil circuit maintenance or replacing and line clogging is higher, and affects for a long time oil well production.
Any component in offshore drilling platforms system are all wanted to stand seawater corrosion, in offshore drilling platforms system pipeline, the essential one-way valve of all will using completes whole course of conveying, the one-way valve using at present, picture: steel ball type, valve type and gravity type, the major defect of existence is: inside causes owing to being provided with spring the drag losses that generation is larger.Particularly in torrent pipeline, use, impact generation bias voltage or malfunctioning once damping spring can not bear torrent, just likely cause unpredictalbe accident to occur.
No matter be offshore field or land oil well, the prominent features of well-known slide beam oil rig is intermittence acting, therefore the sensitivity of one-way valve and always become the Pinch technology of this device working life on supporting pipeline with it.
In previous International Patent Application PCT/AU02/00861, described a kind of one-way valve, it transmits malleation, in case backflow.In this control valve unit, a sliding spool is provided, it is connected with bias voltage fin/diaphragm (web), and the movement of this plunger stretches this fin or shrinks.This fin forms a part for a variable volume chamber, to keep malleation.This valve and being for a shortcoming of other one-way valves of great majority of medical domain, this valve is usually included in the sliding spool sliding between open position and closed position.This sliding spool is biased time closed position conventionally, causes leaking.
China's number of patent application: 90108376.3 one-way valves and application number: the sequence fluid one way valve of 91102122.1 low controlling-pressures etc. all exists whole process will overcome Returnning spring resistance.The matching used one-way valves of institute such as self-priming pump also all exist whole process will overcome gravitational resistance, cause additionally increasing energy consumption.
Summary of the invention
The object of this invention is to provide a kind of valve body outside is connected with system turnover pipeline by flanged joint, valve inner is without any obstruction parts such as springs, and moving valve core adopts cavity structure to make moving valve core entirety proportion between sea water specific gravity and oil proportion, work is omnidistance without the extra one-way valve that consumes any energy consumption, adopts following technology:
The vertical one-way valve of a kind of flanged joint two plate water conservancy diversion zinc alloy, comprise flange head valve body, upper deflector, cavity sleeve, moving valve core, lower deflector and the taper hole gland being arranged symmetrically with up and down, there is face-flange at the two ends up and down of described flange head valve body cylindrical, the interior round tube hole of described flange head valve body top bar respectively up and down hole and the hole of getting out of a predicament or an embarrassing situation, there is respectively fastening inner bolt hole described upper end, hole and the described lower end, hole of getting out of a predicament or an embarrassing situation of topping bar, described upper deflector planar ends is being fixedly connected with and is going up cylindrical body, upper cylindrical body below transition is dwindled and is connected with runner round bar, runner round bar transition amplification is connected with cylinder valve rod, described upper cylindrical body excircle dimension is identical with described cylinder valve rod excircle dimension, on described upper deflector exterior arc surface, there are upper two plates in location, locate upper two plate outer rims and described topping bar between hole as being slidably matched, the fastening inner bolt hole of the gland outside thread that is positioned at the described taper hole gland in top and the described upper end, hole of topping bar) combine, two plates on described location are fixed on described topping bar on hole by the gland interior edge face of taper hole gland, described lower deflector planar ends has between lower water conservancy diversion unthreaded hole inner circle and cylinder valve rod cylindrical for being slidably matched, and between described lower water conservancy diversion unthreaded hole bottom and cylinder valve rod lower end surface, has fit up gap, and on described lower deflector exterior arc surface, there are lower two plates in location, the lower two plate outer rims in location and described getting out of a predicament or an embarrassing situation between hole as being slidably matched, the gland outside thread of the taper hole gland described in below being positioned at combines with the fastening inner bolt hole of the described lower end, hole of getting out of a predicament or an embarrassing situation, two plates under described location are fixed on described getting out of a predicament or an embarrassing situation on hole by the gland interior edge face of taper hole gland, it is characterized in that: between the upper taper cone barrel of described moving valve core and upper cone, have on three leaves, to connect muscle and be connected, between the lower taper cone barrel of described moving valve core and lower cone, have and under three leaves, connect muscle and be connected, upper sealing cylindrical on described upper taper cone barrel equates with the lower seal cylindrical on described lower taper cone barrel and is interference fit all and between described cavity sleeve inner circle, form airtight ring cavity, between described cavity sleeve cylindrical and described interior round tube hole for being slidably matched, on spool on described upper cone between inner circle and described upper cylindrical body cylindrical for being slidably matched, under the spool in the spool on described moving valve core on inner circle and described lower cone inner circle measure-alike and all and between described cylinder valve rod cylindrical for being slidably matched, on described location, under two plates and described location, the veneer thickness of two plates is 7 to 8 millimeters.
As further improvement: it is the zinc alloy hard anticorrosive material of 0.4 to 0.6 millimeter that described upper cylindrical body outer surface and described barrel valve rod outer surface all have a layer thickness, described zinc alloy hard anticorrosive material is made up of the element of following weight percentage: Zn:43-44, WC:5.4-5.6, Ni:8-9, Cr:18-19, Mo:8-9, Cu:6-7, Sn:1-2, and surplus is Fe and inevitable impurity; The weight percent content of described impurity is: O.07 C is less than, Si is less than 0.18, Mn is less than 0.22, S is less than O.O3, O.012 P is less than.
As further improvement: described moving valve core entirety is taking ZrO (zirconium oxide) as base-material, be equipped with mineralizing agent MgO (magnesium oxide), BaCO3 (barium carbouate) and bonding clay composition, and the weight percent content of its each component is ZrO: 90.2-90.8; MgO:3-4; BaCO3:3-4; Comprehensive clay 3.2-3.8.
As further improvement: it is 244 to 246 millimeters that the screw of described face-flange is installed diameter.
As further improvement: described inner circle through-hole diameter is 172 to 174 millimeters.
As further improvement: described diameter of topping bar hole and the described hole of getting out of a predicament or an embarrassing situation is 177 to 179 millimeters.
As further improvement: the nominal diameter of described fastening inner bolt hole is 184 to 186 millimeters.
Advantage of the present invention is:
1. on moving valve core, there is upper sealing cylindrical on upper taper cone barrel to equate with the lower seal cylindrical on lower taper cone barrel and all and between described cavity sleeve inner circle, be interference fit, form airtight ring cavity, make moving valve core entirety proportion between sea water specific gravity and oil proportion, can move along with media flow direction, work is omnidistance without the extra one-way valve that consumes any energy consumption;
2. go up between cylinder valve rod cylindrical on deflector and the lower water conservancy diversion unthreaded hole inner circle of lower deflector planar ends as being slidably matched, and there is fit up gap between lower water conservancy diversion unthreaded hole bottom and cylinder valve rod lower end surface, gland outside thread in conjunction with two taper hole glands is located with the fastening inner bolt hole screw-tightened of the fastening inner bolt hole of the upper end, hole of topping bar and the lower end, hole of getting out of a predicament or an embarrassing situation respectively, reduce requirement on machining accuracy, be convenient to assembling;
3. moving valve core entirety adopts zirconia ceramics, and all having a layer thickness in conjunction with the upper cylindrical body of upper deflector and barrel valve rod outer surface is the zinc alloy hard anticorrosive material of 0.4 to 0.6 millimeter, can stand seawater corrosion.There is good wear resistance, high temperature resistant, corrosion-resistant and impact resistance is strong, guarantee before annual system equipment general overhaul normally to move;
4. flange head valve body of the present invention outside is connected fast firmly with system turnover pipeline by face-flange, and valve inner may produce the central object of larger drag losses without spring etc., be particularly suitable for using in mucus or torrent pipeline; Thoroughly avoided impacting generation bias voltage or malfunctioning caused chance failure because damping spring can not bear torrent, extended to a great extent working life, direct benefit and indirect benefit are all very objective.
Brief description of the drawings
Figure l is the sectional drawing (forward circulation status) that the present invention crosses shaft axis.
Fig. 2 be in figure l the present invention in reverse blocking state.
Fig. 3 is moving valve core 70 sectional axonometric drawings in Fig. 1.
Fig. 4 is moving valve core 70 sectional drawings in Fig. 1.
Fig. 5 is A-A sectional view in Fig. 1.
Fig. 6 is B-B sectional view in Fig. 1.
Fig. 7 is C-C sectional view in Fig. 1.
Embodiment
Below in conjunction with accompanying drawing, by embodiment, the invention will be further described:
In figure l, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6 and Fig. 7, the vertical one-way valve of a kind of flanged joint two plate water conservancy diversion zinc alloy, comprise flange head valve body 50, upper deflector 30, cavity sleeve 60, moving valve core 70, lower deflector 80 and the taper hole gland 40 being arranged symmetrically with up and down, there is face-flange 55 at the two ends up and down of described flange head valve body 50 cylindricals, the interior round tube hole 57 of described flange head valve body 50 top bar respectively up and down hole 53 and the hole 58 of getting out of a predicament or an embarrassing situation, there is respectively fastening inner bolt hole 54 described 53 upper ends, hole and described 58 lower ends, hole of getting out of a predicament or an embarrassing situation of topping bar, described upper deflector 30 planar ends are being fixedly connected with and are going up cylindrical body 32, upper cylindrical body 32 below transition are dwindled and are connected with runner round bar 34, the 34 transition amplifications of runner round bar are connected with cylinder valve rod 31, described upper cylindrical body 32 excircle dimensions are identical with described cylinder valve rod 31 excircle dimensions, on described upper deflector 30 exterior arc surfaces, there are upper two plates 35 in location, locate upper two plate 35 outer rims and described topping bar between hole 53 as being slidably matched, the gland outside thread 45 of the taper hole gland 40 described in above being positioned at combines with the fastening inner bolt hole 54 of described 53 upper ends, hole of topping bar, two plates 35 on described location are fixed on described topping bar on hole 53 by the gland interior edge face 43 of taper hole gland 40, described lower deflector 80 planar ends have between lower water conservancy diversion unthreaded hole 89 inner circles and cylinder valve rod 31 cylindricals for being slidably matched, and between described lower water conservancy diversion unthreaded hole 89 bottoms and cylinder valve rod 31 lower end surfaces, have fit up gap 39, and on described lower deflector 80 exterior arc surfaces, there are lower two plates 85 in location, lower two plate 85 outer rims in location and described getting out of a predicament or an embarrassing situation between hole 58 as being slidably matched, the gland outside thread 45 of the taper hole gland 40 described in below being positioned at combines with the fastening inner bolt hole 54 of described 58 lower ends, hole of getting out of a predicament or an embarrassing situation, two plates 85 under described location are fixed on described getting out of a predicament or an embarrassing situation on hole 58 by the gland interior edge face 43 of taper hole gland 40, it is characterized in that: between the upper taper cone barrel 73 of described moving valve core 70 and upper cone 72, have on three leaves, to connect muscle 71 and be connected, between the lower taper cone barrel 79 of described moving valve core 70 and lower cone 78, have and under three leaves, connect muscle 77 and be connected, upper sealing cylindrical 63 on described upper taper cone barrel 73 equates with the lower seal cylindrical 69 on described lower taper cone barrel 79 and is interference fit all and between described cavity sleeve 60 inner circles, form airtight ring cavity 66, between described cavity sleeve 60 cylindricals and described interior round tube hole 57 for being slidably matched, on spool on described upper cone 72 between inner circle 74 and described upper cylindrical body 32 cylindricals for being slidably matched, under the spool in the spool on described moving valve core 70 on inner circle 75 and described lower cone 78 inner circle 76 measure-alike and all and between described cylinder valve rod 31 cylindricals for being slidably matched, on described location, under two plates 35 and described location, the veneer thickness of two plates 85 is 7 to 8 millimeters.
As further improvement: it is the zinc alloy hard anticorrosive material of 0.4 to 0.6 millimeter that described upper cylindrical body 32 outer surfaces and described cylinder valve rod 31 outer surfaces all have a layer thickness, described zinc alloy hard anticorrosive material is made up of the element of following weight percentage: Zn:43-44, WC:5.4-5.6, Ni:8-9, Cr:18-19, Mo:8-9, Cu:6-7, Sn:1--2, and surplus is Fe and inevitable impurity; The weight percent content of described impurity is: O.07 C is less than, Si is less than 0.18, Mn is less than 0.22, S is less than O.O3, O.012 P is less than.
As further improvement: described moving valve core 70 entirety are taking ZrO (zirconium oxide) as base-material, be equipped with mineralizing agent MgO (magnesium oxide), BaCO3 (barium carbouate) and bonding clay composition, and the weight percent content of its each component is ZrO: 90.2-90.8; MgO:3-4; BaCO3:3-4; Comprehensive clay: 3.2-3.8.
As further improvement: it is 244 to 246 millimeters that the screw of described face-flange 55 is installed diameter.
As further improvement: described interior round tube hole 57 diameters are 172 to 174 millimeters.
As further improvement: described diameter of topping bar hole 53 and the described hole 58 of getting out of a predicament or an embarrassing situation is 177 to 179 millimeters.
As further improvement: the nominal diameter of described fastening inner bolt hole 54 is 184 to 186 millimeters.
In embodiment:
It is the zinc alloy hard anticorrosive material of 0.5 millimeter that upper cylindrical body 32 outer surfaces and cylinder valve rod 31 outer surfaces all have a layer thickness, zinc alloy hard anticorrosive material is made up of the element of following weight percentage: Zn:43.5, WC:5.5, Ni:8.5, Cr:18.5, Mo:8.5, Cu:6.5, Sn:1.5, and surplus is Fe and inevitable impurity; The weight percent content of described impurity is: C for O.06, Si is 0.17, Mn is 0.21, S is O.O2, P for O.011.
3. according to the vertical one-way valve of claim 1 flanged joint two plate water conservancy diversion zinc alloy, it is characterized in that: moving valve core 70 entirety are taking ZrO (zirconium oxide) as base-material, be equipped with mineralizing agent MgO (magnesium oxide), BaCO3 (barium carbouate) and bonding clay composition, and the weight percent content of its each component is ZrO: 90.5; MgO:3.5; BaCO3:3.5; Comprehensive clay: 3.5.
The veneer thickness of locating lower two plates 85 of upper two plates 35 and location is 7.5 millimeters, it is 245 millimeters that the screw of face-flange 55 is installed diameter, interior round tube hole 57 diameters are 173 millimeters, it is characterized in that: the diameter in top bar hole 53 and the hole 58 of getting out of a predicament or an embarrassing situation is 178 millimeters, the nominal diameter of fastening inner bolt hole 54 is 185 millimeters, the outer diameter of a circle of runner round bar 34 is all 28 millimeters, and upper cylindrical body 32 cylindricals and the outer diameter of a circle of cylinder valve rod 31 are all 108 millimeters.
Main body assembling process:
1. moving valve core 70 is assembled with cavity sleeve 60, sees Fig. 3, Fig. 4.
Cavity sleeve 60 is heated to 200 degree to expand, make to be interference fit between cavity sleeve 60 inner circles and upper sealing cylindrical 63 and lower seal cylindrical 69, form airtight ring cavity 66, between cavity sleeve 60 cylindricals and described interior round tube hole 57 for being slidably matched.
2. overall package, is shown in Fig. 1, Fig. 2, Fig. 5, Fig. 6 and Fig. 7.
The first step: two plates 35 on the location of upper deflector 30 are placed on to topping bar in hole 53 of flange head valve body 50, are fixed two plates 35 on the location of deflector 30 with gland outside thread 45 and fastening inner bolt hole 54 spirals of hole 53 sides of topping bar of a taper hole gland 40.
Second step: moving valve core 70 is inserted in to the cylinder valve rod 31 of upper deflector 30, makes between taper cone barrel 73 cylindricals and lower taper cone barrel 79 cylindricals and the interior round tube hole 57 of flange head valve body 50 as being slidably matched; On spool on moving valve core 70 in inner circle 74 and spool under inner circle 75 and spool inner circle 76 all and between cylinder valve rod 31 cylindricals for being slidably matched.
The 3rd step: two plates 85 under the location of lower deflector 80 are placed on to getting out of a predicament or an embarrassing situation in hole 58 of flange head valve body 50, be fixed two plates 85 under the location of the deflector 80 of staying with the gland outside thread 45 of another taper hole gland 40 and fastening inner bolt hole 54 spirals of hole 58 sides of getting out of a predicament or an embarrassing situation, between lower water conservancy diversion unthreaded hole 89 inner circles of lower deflector 80 and cylinder valve rod 31 cylindricals, be slidably matched, between lower water conservancy diversion unthreaded hole 89 bottoms and cylinder valve rod 31 lower end surfaces, have the fit up gap 39 of 1 millimeter.
The 4th step: the face-flange 55 of flange head valve body 50 upper ends is connected with the fuel-displaced pipeline flange of system, the face-flange 55 of flange head valve body 50 lower ends is connected with system in-line flange, assemble complete.
Pipeline connects:
To be positioned at the face-flange 55 and airtight being connected and fixed of the fuel-displaced pipeline face-flange of system of 53 upper ends, hole of topping bar respectively, be positioned at the face-flange 55 and airtight being connected and fixed of system in-line face-flange of 58 lower ends, hole of getting out of a predicament or an embarrassing situation.
Using process, the present invention's entirety is vertical places, and the weight that is every 1 mm cube with the overall proportion of moving valve core 70 of ring cavity 66 is 1 gram.When the present invention is static in stopping state.
In Fig. 1, while flowing from bottom to top from the crude oil of system in-line, promote to move on moving valve core 70, crude oil passes through two plates 85 runner of living under the location of flowing through between the circular cone post hole 44 of the taper hole gland 40 of lower end of the present invention and lower deflector 80, enter into have between the lower taper cone barrel 79 of moving valve core 70 and lower cone 78 and under three leaves, connect muscle 77 runner of living in, the passage between inner circle 75 in runner round bar 34 cylindricals and spool of flowing through again, enter into and on three leaves, connect muscle 71 runner of living in, flow through again after upper two plate 35 in location runner of living in, between the circular cone post hole 44 of the taper hole gland 40 in upper end of the present invention and deflector 30, flow out and enter into the fuel-displaced pipeline of system.
In Fig. 2, from the crude oil of the fuel-displaced pipeline of system because fortuitous event is from top to bottom when adverse current, promoting moving valve core 70 moves down, in spool on moving valve core 70 between inner circle 75 and cylinder valve rod 31 cylindricals for precision is slidably matched, lower two plates 85 in location with locate runner between upper two plates 35 and be cut off and close.Top-down crude oil is between the circular cone post hole 44 and deflector 30 of the taper hole gland 40 in upper end of the present invention, enter upper two plate 35 in location runner of living in, enter into again after connecting muscle 71 runner of living on three leaves and stopped, effectively stop adverse current to avoid contingency generation, and work whole process just can realize one-way valve effect without additionally consuming any energy consumption.
The anti-corrosion wear laboratory data contrast of (table 1) zirconia ceramics spool and conventional stainless steel material spool
(table 2) is the zinc alloy hard anticorrosive material coating of upper cylindrical body 32 outer surfaces and cylinder valve rod 31 outer surfaces, with the surface roughness extent of damage laboratory data contrast of conventional stainless steel
Without any obstruction parts such as springs in one-piece element of the present invention, while adopting moving valve core 70 entirety with ring cavity 66 static in stopping status techniques, switch unimpeded or cut-off state by the flowing medium in system pipeline self flow direction, whole work whole process just can realize one-way valve effect without any energy consumption of extra consumption.Contrasting data in associative list 1 and table 2 can draw: the surface abrasion etching extent of visible zirconia ceramics is far fewer than the surface abrasion etching extent of conventional stainless steel; The surface roughness extent of damage of upper cylindrical body 32 outer surfaces of zinc alloy hard anticorrosive material and described cylinder valve rod 31 outer surfaces is much smaller than the surface roughness extent of damage of conventional stainless steel.
The present invention can guarantee before annual system equipment general overhaul normally to move, and has thoroughly eliminated the hidden danger that affects offshore drilling platforms system pipeline and stop fault because of one-way valve fault.

Claims (7)

1. the vertical one-way valve of flanged joint two plate water conservancy diversion zinc alloy, comprise flange head valve body (50), upper deflector (30), cavity sleeve (60), moving valve core (70), lower deflector (80) and the taper hole gland (40) being arranged symmetrically with up and down, there is face-flange (55) at the two ends up and down of described flange head valve body (50) cylindrical, the interior round tube hole (57) of described flange head valve body (50) top bar respectively up and down hole (53) and the hole of getting out of a predicament or an embarrassing situation (58), there is respectively fastening inner bolt hole (54) described (53) upper end, the hole of topping bar and described lower end, the hole of getting out of a predicament or an embarrassing situation (58), described upper deflector (30) planar ends is being fixedly connected with and is going up cylindrical body (32), upper cylindrical body (32) below transition is dwindled and is connected with runner round bar (34), runner round bar (34) transition amplification is connected with cylinder valve rod (31), described upper cylindrical body (32) excircle dimension is identical with described cylinder valve rod (31) excircle dimension, on described upper deflector (30) exterior arc surface, there are upper two plates in location (35), locate between upper two plates (35) outer rim and the described hole of topping bar (53) as being slidably matched, the gland outside thread (45) of the taper hole gland (40) described in above being positioned at combines with the fastening inner bolt hole (54) of described upper end, the hole of topping bar (53), the gland interior edge face (43) of taper hole gland (40) is fixed on two plates (35) on described location on the described hole of topping bar (53), described lower deflector (80) planar ends has between lower water conservancy diversion unthreaded hole (89) inner circle and cylinder valve rod (31) cylindrical for being slidably matched, and between described lower water conservancy diversion unthreaded hole (89) bottom and cylinder valve rod (31) lower end surface, has fit up gap (39), and on described lower deflector (80) exterior arc surface, there are lower two plates (85) in location, between lower two plates (85) outer rim in location and the described hole of getting out of a predicament or an embarrassing situation (58) for being slidably matched, the gland outside thread (45) of the taper hole gland (40) described in below being positioned at combines with the fastening inner bolt hole (54) of described lower end, the hole of getting out of a predicament or an embarrassing situation (58), the gland interior edge face (43) of taper hole gland (40) is fixed on two plates (85) under described location on the described hole of getting out of a predicament or an embarrassing situation (58), it is characterized in that: between the upper taper cone barrel (73) of described moving valve core (70) and upper cone (72), have on three leaves, to connect muscle (71) and be connected, between the lower taper cone barrel (79) of described moving valve core (70) and lower cone (78), have and under three leaves, connect muscle (77) and be connected, upper sealing cylindrical (63) on described upper taper cone barrel (73) equates with the lower seal cylindrical (69) on described lower taper cone barrel (79) and is interference fit all and between described cavity sleeve (60) inner circle, form airtight ring cavity (66), between described cavity sleeve (60) cylindrical and described interior round tube hole (57) for being slidably matched, on spool on described upper cone (72) between inner circle (74) and described upper cylindrical body (32) cylindrical for being slidably matched, under the spool in the spool on described moving valve core (70) on inner circle (75) and described lower cone (78) inner circle (76) measure-alike and all and between described cylinder valve rod (31) cylindrical for being slidably matched, on described location, under two plates (35) and described location, the veneer thickness of two plates (85) is 7 to 8 millimeters.
2. the vertical one-way valve of a kind of flanged joint two plate water conservancy diversion zinc alloy according to claim 1, it is characterized in that: it is the zinc alloy hard anticorrosive material of 0.4 to 0.6 millimeter that described upper cylindrical body (32) outer surface and described cylinder valve rod (31) outer surface all have a layer thickness, described zinc alloy hard anticorrosive material is made up of the element of following weight percentage: Zn:43-44, WC:5.4-5.6, Ni:8-9, Cr:18-19, Mo:8-9, Cu:6-7, Sn:1-2, and surplus is Fe and inevitable impurity; The weight percent content of described impurity is: O.07 C is less than, Si is less than 0.18, Mn is less than 0.22, S is less than O.O3, O.012 P is less than.
3. the vertical one-way valve of a kind of flanged joint two plate water conservancy diversion zinc alloy according to claim 1, it is characterized in that: described moving valve core (70) entirety is taking ZrO (zirconium oxide) as base-material, be equipped with mineralizing agent MgO (magnesium oxide), BaCO3 (barium carbouate) and bonding clay composition, and the weight percent content of its each component is ZrO: 90.2-90.8; MgO:3-4; BaCO3:3-4; Comprehensive clay: 3.2-3.8.
4. the vertical one-way valve of a kind of flanged joint two plate water conservancy diversion zinc alloy according to claim 1, is characterized in that: it is 244 to 246 millimeters that the screw of described face-flange (55) is installed diameter.
5. the vertical one-way valve of a kind of flanged joint two plate water conservancy diversion zinc alloy according to claim 1, is characterized in that: described interior round tube hole (57) diameter is 172 to 174 millimeters.
6. the vertical one-way valve of a kind of flanged joint two plate water conservancy diversion zinc alloy according to claim 1, is characterized in that: the diameter in the described hole of topping bar (53) and the described hole of getting out of a predicament or an embarrassing situation (58) is 177 to 179 millimeters.
7. the vertical one-way valve of a kind of flanged joint two plate water conservancy diversion zinc alloy according to claim 1, is characterized in that: the nominal diameter of described fastening inner bolt hole (54) is 184 to 186 millimeters.
CN201410162439.4A 2014-04-22 2014-04-22 The vertical one-way valve of a kind of flanged joint two plate water conservancy diversion zinc alloy CN103883767B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410162439.4A CN103883767B (en) 2014-04-22 2014-04-22 The vertical one-way valve of a kind of flanged joint two plate water conservancy diversion zinc alloy

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410162439.4A CN103883767B (en) 2014-04-22 2014-04-22 The vertical one-way valve of a kind of flanged joint two plate water conservancy diversion zinc alloy

Publications (2)

Publication Number Publication Date
CN103883767A true CN103883767A (en) 2014-06-25
CN103883767B CN103883767B (en) 2016-03-16

Family

ID=50952816

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410162439.4A CN103883767B (en) 2014-04-22 2014-04-22 The vertical one-way valve of a kind of flanged joint two plate water conservancy diversion zinc alloy

Country Status (1)

Country Link
CN (1) CN103883767B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104864028A (en) * 2015-05-26 2015-08-26 温州市张衡科技服务有限公司 Flanged valve chromium alloy union spring sea wind power generation platform
CN108223473A (en) * 2018-01-17 2018-06-29 邵立坤 A kind of one way sequence valve

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010144788A (en) * 2008-12-17 2010-07-01 Kitz Corp Check valve cartridge
CN202017801U (en) * 2011-05-06 2011-10-26 浙江武荣阀门有限公司 Full-flow vertical-type screw check valve
CN202790726U (en) * 2012-10-17 2013-03-13 宁波永享铜管道有限公司 Check valve
CN202867949U (en) * 2012-09-08 2013-04-10 玉环县科瑞塑件厂 One-way check valve
CN203770740U (en) * 2014-04-22 2014-08-13 张筱秋 Flange joint two-plate flow guide vertical one-way valve

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010144788A (en) * 2008-12-17 2010-07-01 Kitz Corp Check valve cartridge
CN202017801U (en) * 2011-05-06 2011-10-26 浙江武荣阀门有限公司 Full-flow vertical-type screw check valve
CN202867949U (en) * 2012-09-08 2013-04-10 玉环县科瑞塑件厂 One-way check valve
CN202790726U (en) * 2012-10-17 2013-03-13 宁波永享铜管道有限公司 Check valve
CN203770740U (en) * 2014-04-22 2014-08-13 张筱秋 Flange joint two-plate flow guide vertical one-way valve

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104864028A (en) * 2015-05-26 2015-08-26 温州市张衡科技服务有限公司 Flanged valve chromium alloy union spring sea wind power generation platform
CN108223473A (en) * 2018-01-17 2018-06-29 邵立坤 A kind of one way sequence valve
CN108223473B (en) * 2018-01-17 2020-05-08 玉环鸿创阀门有限公司 One-way sequence valve

Also Published As

Publication number Publication date
CN103883767B (en) 2016-03-16

Similar Documents

Publication Publication Date Title
US4852655A (en) Tubing coupling and method
CN107905736B (en) A kind of floating type anti-well brill machine bit
CN102816560B (en) High-temperature annular protection fluid and preparation method thereof
CN201992115U (en) Cavitation-preventive noise reduction type V-shaped ball valve
CN106536771A (en) Coupling for rods
CN102162532B (en) Low-temperature high pressure balancing plug valve
CN102619747B (en) High-pressure seawater hydraulic pump for double-cone opposite-cone threaded rod
CN102296928A (en) Transmission shaft assembly of oil sealing cavity pressure balancing spiral drilling rig
CN201090170Y (en) Ball type blowout preventer capable of cooling water
CN201095966Y (en) Coal gas rope coring tool
CN203202245U (en) Seawater resistant butterfly valve
CN201771453U (en) Repetition positive well cleanout valve
US20210017817A1 (en) Low friction and high wear resistant sucker rod string
CN104314534B (en) Differential pressure flow meter-type smart adjustable throwing and fishing injection dispenser
CN201024984Y (en) Automatic control tube assembly for surrounding air pressure
CN103014715B (en) Corrosion inhibitor composition for preventing hydrogen sulfide corrosion
CA2899284C (en) Shale drill pipe
CN103452511B (en) Horizontal well strong magnetic die
CN106704160B (en) A kind of downhole pump power-driven gear
CN201916638U (en) Potting adhesive joint for plastic composite hose of high-pressure and large-caliber steel strip in shallow sea
CN103993828B (en) Method of constructing gradually-increased type transition circular curve well track
CN104563906B (en) Combined-type sucker rod centralizer
CN104632196A (en) Horizontal well section testing method by adopting soluble rubber sleeve packer
CN203067978U (en) Composite oil pipe with anti-corrosion wear-resistant inner lining
CN206035479U (en) Liquid level detection ware in pit

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
TA01 Transfer of patent application right

Effective date of registration: 20160205

Address after: Puzhou street Pujiang road Longwan faculty dormitory District of Wenzhou city in Zhejiang province 325000 Room 202

Applicant after: Wenzhou Zhangheng Technology Service Co., Ltd.

Address before: Lotus Street in Lucheng District of Wenzhou City, Zhejiang province 325000 Guo mountain No. 30

Applicant before: Zhang Xiaoqiu

C41 Transfer of patent application or patent right or utility model
COR Change of bibliographic data
CB03 Change of inventor or designer information

Inventor after: Sun Donglan

Inventor after: Zhang Xiaoqiu

Inventor before: Zhang Xiaoqiu

C14 Grant of patent or utility model
GR01 Patent grant
CB03 Change of inventor or designer information

Inventor after: Shi Zhijian

Inventor before: Sun Donglan

Inventor before: Zhang Xiaoqiu

TR01 Transfer of patent right

Effective date of registration: 20170509

Address after: 88 No. 224000 Funing Yancheng City County of Jiangsu province Fucheng Road Economic Development Zone

Patentee after: Jiangsu Tianyu Valve Manufacturing Co., Ltd.

Address before: Puzhou street Pujiang road Longwan faculty dormitory District of Wenzhou city in Zhejiang province 325000 Room 202

Patentee before: Wenzhou Zhangheng Technology Service Co., Ltd.

TR01 Transfer of patent right
CB03 Change of inventor or designer information