CN105864446A - Valve - Google Patents

Valve Download PDF

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Publication number
CN105864446A
CN105864446A CN201610463690.3A CN201610463690A CN105864446A CN 105864446 A CN105864446 A CN 105864446A CN 201610463690 A CN201610463690 A CN 201610463690A CN 105864446 A CN105864446 A CN 105864446A
Authority
CN
China
Prior art keywords
valve
wedge shape
valve core
pipeline
cavity
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.)
Granted
Application number
CN201610463690.3A
Other languages
Chinese (zh)
Other versions
CN105864446B (en
Inventor
姚天禹
方立波
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.)
Dongying Dongkai Park Operation Management Co ltd
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CN201610463690.3A priority Critical patent/CN105864446B/en
Publication of CN105864446A publication Critical patent/CN105864446A/en
Application granted granted Critical
Publication of CN105864446B publication Critical patent/CN105864446B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F16K3/00Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/30Details
    • F16K3/314Forms or constructions of slides; Attachment of the slide to the spindle
    • 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
    • F16K3/00Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/02Gate 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
    • F16K3/0209Gate 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 the valve having a particular passage, e.g. provided with a filter, throttle or safety device
    • 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
    • F16K3/00Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/02Gate 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
    • F16K3/0254Gate 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 being operated by particular means
    • 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
    • F16K3/00Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/30Details

Abstract

The invention relates to the technical field of fluid control devices and particularly relates to a valve which comprises a valve body, a wedge-shaped valve element, a locking device and a reset spring, wherein the valve body is internally provided with a cavity in which the wedge-shaped valve element can move up and down; two sides of the cavity are respectively provided with a pipeline and the locking device; the wedge-shaped valve element is provided with a side surface which is tightly clung to the end surface of the pipeline; the outer side of a pull rod connected with the wedge-shaped valve element is provided with the reset spring capable of enabling the wedge-shaped valve element to reset. When the valve is in an open state, the pipeline and the lower part of the cavity form a fluid passage; when the valve is in a closed state, the bottom surface of the wedge-shaped valve element is contacted with that of the cavity, and the wedge-shaped valve element is clamped by the locking device, and when sliding to the bottommost position, the wedge-shaped valve element is tightly clung to the end surface of the pipeline, so that the pipeline is sealed, and leakage is prevented; the valve is not provided with a shaft and rubber, so that corrosion is prevented; no rotating piece is arranged, so that corrosion is prevented.

Description

Valve
Technical field
The present invention relates to fluid control device technical field, in particular to a kind of valve.
Background technology
Valve is in fluid system, is used for controlling the device of the direction of fluid, pressure, flow.Valve Door is to make media flow in pipe arrangement and equipment or stopping and controlling the device of its flow.Valve can be used In controlling empty gas and water, steam, various Korrosionsmedium, mud, oil product, liquid metal and radiation The flowing of all kinds fluids such as property medium.Valve is control parts in pipeline fluid induction system, it It is used to change path section and media flow direction, there is water conservancy diversion, end, throttle, non-return, divide The functions such as stream or overflow release.Valve can be used for controlling water, steam, oil product, gas, mud, each Plant all kinds such as Korrosionsmedium, liquid metal and radioactive fluid fluidly to flow.The control of valve System can use the multiple kind of drive, as manually, electrically, surge, pneumatic, turbine, electromagnetic driven, electricity Magnetic surges, electro-hydraulic dynamic, air-or liquid-operated etc.;Can be at pressure, temperature or the work of other form transducing signal Under with, by predetermined requirement action, or it is independent of transducing signal and is simply turned on and off, Valve relies on driving or automechanism makes opening and closing element lift, sliding, swing or gyration, thus The size changing its flow area controls function to realize it.
Liquid in oil and gas pipeline has the strongest corrosivity, our present butterfly valve, gate valve, Ball valves etc. have the mode that axle, sealing ring, employing rotation are closed on pipeline, and such valve is at pipeline one In very first time block fluid, and can not be easy to due to the axle existed, sealing ring etc. during denier leakage Being corroded by fluid, electrodynamic valve can cut off the very first time but electrodynamic valve structure is complicated, in humidity Place use increasingly difficult, when explosive medium, need use flame proof measure.
So providing a kind of a kind of anticorrosion that can solve the problems referred to above and the one of fluid can being cut off in time Plant novel valve and become those skilled in the art's important technological problems to be solved.
Summary of the invention
It is an object of the invention to provide a kind of valve, with solve in prior art valve cannot first time Between cut off the technical problem of fluid.
A kind of valve that the present invention provides, including valve body, wedge shape valve core, catch means and back-moving spring;
Described valve inner is provided with the cavity moved up and down for described wedge shape valve core, described cavity both sides It is respectively arranged with pipeline and catch means;
Described wedge shape valve core is provided with the side that can fit tightly with described pipeline end face, and with described wedge It is provided with the described back-moving spring for making described wedge shape valve core reset outside the pull bar that shape spool is connected;
Valve in the on state, described pipeline and formation fluid passage, described cavity bottom;
In closed state, described wedge shape valve core bottom surface contacts valve with described cavity bottom surface, and passes through Described wedge shape valve core is blocked by described catch means.
Further, described wedge shape valve core grinds through precision with the contact surface of described pipeline end face.
Further, in described catch means is arranged on lock-bit hole;
Described catch means horizontal positioned;
Described catch means is arranged on above described pipeline.
Further, described catch means includes pin, lock-bit spring and screw;
Described lock-bit spring is arranged in the middle of described pin and described screw;
Described screw is connected with described wedge shape valve core.
Further, described catch means includes pawl-and-gearing;
Pawl slot is had on described cavity;
Described ratchet is arranged in described pawl slot.
Further, it is provided with overflow launder below described pipeline;
Described overflow launder is arranged on described cavity bottom.
Further, described valve also includes sensor;
Described sensor is arranged on described pipeline;
Described sensor electrically connects with power set.
Further, described power set are set to air compressed package and/or explosive;
Described power set are arranged on described wedge shape valve core upper end.
Further, described power set include depression bar and power source;
Described power source includes air compressed package and/or explosive;
Described power set are arranged on described depression bar top;
Described depression bar is hinged with described valve body.
Further, the material of described wedge shape valve core is corrosion-resistant material.
The invention have the benefit that
The valve that the present invention provides, including valve body and wedge shape valve core, valve inner is provided with for wedge valve The cavity that core moves up and down, valve body both sides are provided with pipeline, and wedge shape valve core side is tight with pipeline end face Laminating, wedge shape valve core grinds through precision with the contact surface of pipeline end face, and wedge shape valve core is arranged in valve body Portion, valve inner is provided with cavity, and wedge shape valve core slides up and down in inside cavity, wedge shape valve core and pipe The contact surface of road end face grinds through precision, when wedge shape valve core slides into foot, and wedge shape valve core and pipe Road end face fits tightly, and is sealed by pipeline, prevents from revealing, and valve does not has axle and rubber, prevents corrosion, Part without spin, prevents abrasion.
Accompanying drawing explanation
In order to be illustrated more clearly that the specific embodiment of the invention or technical scheme of the prior art, under The accompanying drawing used required in detailed description of the invention or description of the prior art will be briefly described by face, It should be evident that the accompanying drawing in describing below is some embodiments of the present invention, general for this area From the point of view of logical technical staff, on the premise of not paying creative work, it is also possible to obtain according to these accompanying drawings Obtain other accompanying drawing.
Fig. 1 is the front view of the valve opening state that the present invention provides;
Fig. 2 is the left view of the valve opening state that the present invention provides;
Fig. 3 is that A based on Fig. 2 is to sectional view;
Fig. 4 is that C based on Fig. 3 is to sectional view;
Fig. 5 is the front view of the valve-closed state that the present invention provides;
Fig. 6 is the left view of the valve-closed state that the present invention provides;
Fig. 7 is that A based on Fig. 6 is to sectional view;
Fig. 8 is that C based on Fig. 5 is to sectional view;
Fig. 9 is the schematic diagram that the valve that the present invention provides uses ratchet structure;
Reference:
1-valve body;101-cavity;103-water inlet pipe;104-outlet pipe;105-overflow launder;2-wedge shape Spool;3-lock-bit hole;301-screw;302-lock-bit spring;303-pin;310-pawl slot; 311-ratchet;312-ratchet;4-back-moving spring;401-pull bar;5-depression bar;501-air compressed package; 6-connector.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below by the skill to the present invention Art scheme carries out clear, complete description.Obviously, described embodiment is only a present invention part Embodiment rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill All other embodiments that personnel are obtained on the premise of not making creative work, broadly fall into this The scope that invention is protected.
In describing the invention, it should be noted that term " " center ", " on ", D score, "left", "right", " vertically ", " level ", " interior ", " outward " etc. instruction orientation or Position relationship is based on orientation shown in the drawings or position relationship, be for only for ease of description the present invention and Simplify describe rather than instruction or the hint device of indication or element must have specific orientation, with Specific azimuth configuration and operation, be therefore not considered as limiting the invention.Additionally, term " the One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or hint phase To importance.
In describing the invention, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, Term " is installed ", " being connected ", " connection " should be interpreted broadly, for example, it may be fixing even Connect, it is also possible to be to removably connect, or be integrally connected;Can be to be mechanically connected, it is also possible to be electricity Connect;Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, can be two elements Internal connection.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition Language concrete meaning in the present invention.
Below by specific embodiment and combine accompanying drawing the present invention is described in further detail.
A kind of valve that the present invention provides, including valve body, wedge shape valve core, catch means and back-moving spring;
Described valve inner is provided with the cavity moved up and down for described wedge shape valve core, described cavity both sides It is respectively arranged with pipeline and catch means;
Described wedge shape valve core is provided with the side that can fit tightly with described pipeline end face, and with described wedge It is provided with the described back-moving spring for making described wedge shape valve core reset outside the pull bar that shape spool is connected;
Valve in the on state, described pipeline and formation fluid passage, described cavity bottom;
In closed state, described wedge shape valve core bottom surface contacts valve with described cavity bottom surface, and passes through Described wedge shape valve core is blocked by described catch means.
Relative to prior art, the valve that the present invention provides has the advantage that
Valve includes valve body, wedge shape valve core, catch means and back-moving spring, and wedge shape valve core is in cavity Move up and down the on off state controlling valve.When wedge shape valve core moves to the top of cavity, valve is Opening, pipeline and formation fluid passage, cavity bottom, wedge shape valve core both sides contact with catch means, Catch means attonity, wedge shape valve core relies on the elastic force holding position of back-moving spring to fix, reset bullet Spring arranges the outside of pull bar, and pull bar is arranged on the upper end of wedge shape valve core;When wedge shape valve core moves to cavity Bottom time, valve is closed mode, now catch means action, by wedge shape valve core position lock, Cannot move, back-moving spring is compressive state, fluid passage closure.
Wherein, spool is set to wedge shape valve core, and the purpose so arranged is, when wedge shape valve core moves During to low side, wedge shape valve core relies on wedge-type shape can fit tightly with cavity bottom, therefore need not The sealing devices such as pad;In prior art, the leakage of valve causes because of pad corrosion mostly, therefore, The valve that the present invention provides can be accomplished corrosion-resistant, is difficult to reveal.
It is pointed out that does not has concrete shape to specify for wedge-type shape, as long as so one end is narrow The wide shape in one end all can be regarded as wedge shape.
Fig. 1 is the front view of the valve opening state that the present invention provides;Fig. 2 is the valve that the present invention provides The left view of door opening;Fig. 3 is that A based on Fig. 2 is to sectional view;Fig. 4 is C based on Fig. 3 To sectional view;Fig. 5 is the front view of the valve-closed state that the present invention provides;Fig. 6 is that the present invention carries The left view of the valve-closed state of confession;Fig. 7 is that A based on Fig. 6 is to sectional view;Fig. 8 be based on The C of Fig. 5 is to sectional view;Fig. 9 is the schematic diagram that the valve that the present invention provides uses ratchet structure;
As shown in Fig. 1-Fig. 9, the valve that the present invention provides, including valve body 1, wedge shape valve core 2, lock-bit Device and back-moving spring 4;
Valve body 1 is internally provided with the cavity 101 moved up and down for wedge shape valve core 2, and cavity 101 both sides are divided It is not provided with pipeline and catch means;
Wedge shape valve core 2 is provided with the side that can fit tightly with pipeline end face, and with wedge shape valve core 2 phase It is provided with the back-moving spring 4 for making wedge shape valve core 2 reset outside pull bar 401 even;
Valve in the on state, pipeline and formation fluid passage, cavity 101 bottom;
In closed state, wedge shape valve core 2 bottom surface contacts valve with cavity 101 bottom surface, and by lock Wedge shape valve core 2 is blocked by position device.
Valve includes valve body 1, wedge shape valve core 2, catch means and back-moving spring 4, and wedge shape valve core 2 exists The on off state controlling valve is moved up and down in cavity 101.When wedge shape valve core 2 moves to cavity 101 Top time, valve is opening, pipeline and formation fluid passage, cavity 101 bottom, wedge valve Core 2 both sides contact with catch means, catch means attonity, and wedge shape valve core 2 relies on back-moving spring 4 Elastic force holding position fix, back-moving spring 4 arranges the outside of pull bar 401, and pull bar 401 is arranged Upper end at wedge shape valve core 2;When wedge shape valve core 2 moves to the bottom of cavity 101, valve is for closing Closed state, now catch means action, lock wedge shape valve core 2 position, it is impossible to mobile, reset bullet Spring 4 in compressive state, fluid passage closure.
Wherein, spool is set to wedge shape valve core 2, and the purpose so arranged is, when wedge shape valve core 2 moves When moving low side, wedge shape valve core 2 relies on wedge-type shape can fit tightly bottom cavity 101, because of This need not the sealing devices such as pad;In prior art, the leakage of valve causes because of pad corrosion mostly, Therefore, the valve that the present invention provides can be accomplished corrosion-resistant, is difficult to reveal.
It is pointed out that does not has concrete shape to specify for wedge-type shape, as long as so one end is narrow The wide shape in one end all can be regarded as wedge shape.
It may also be noted that pipeline is divided into water inlet pipe 103 and outlet pipe 104.
In the alternative of the present embodiment, wedge shape valve core 2 grinds through precision with the contact surface of pipeline end face.
When wedge shape valve core 2 moves to low side in cavity 101, wedge shape valve core 2 will be with pipeline end face Contact, by this contact surface through precision milled processed, it is ensured that the sealing of valve, prevents from revealing.District The pad of other prior art, the pad of prior art is easily corroded, and once corrosion valve entirety will Sealing property cannot be ensured.
When it is pointed out that actually used, wedge shape valve core 2 only need by with water inlet pipe 103 end face Contact surface and grinding with cavity 101 base contact surface precision.
In the alternative of the present embodiment, catch means is arranged in lock-bit hole 3;
Catch means horizontal positioned;
Catch means is arranged on above pipeline.
It is pointed out that and catch means is arranged on above pipeline, carry out reasonable layout, make lock-bit Device can normally use, simultaneously horizontal positioned catch means, makes catch means preferably reach lock-bit Effect.
It may also be noted that catch means is for locking wedge shape valve core 2, stationary wedge spool 2.
In the alternative of the present embodiment, catch means includes screw 301, lock-bit spring 302 and lock-bit Pin 303;
Lock-bit spring 302 is arranged in the middle of pin 303 and screw 301;
Screw 301 is connected with wedge shape valve core 2.
When valve is in opening, when i.e. wedge shape valve core 2 is positioned at cavity 101 top, pin 303 are against wedge shape valve core 2 both sides;When valve is closed, i.e. wedge shape valve core 2 is positioned at cavity Time bottom 101, pin 303 is stretched out by the elastic force effect of lock-bit spring 302, joins with wedge shape valve core 2 Close, make wedge shape valve core 2 again can not increase under the effect of back-moving spring 4, play good lock-bit Function.
It is pointed out that valve reopens from closing to, need first to disassemble screw 301, Make lock-bit spring 302 elasticity recovery, take out pin 303, wedge shape valve core 2 according to back-moving spring 4 to Upper movement, makes valve reach opening, the most again by pin 303, back-moving spring 4 and screw 301 put back in lock-bit hole 3 successively, wait the closedown of valve next time.
In the alternative of the present embodiment, catch means includes ratchet 311 and ratchet 312;
Pawl slot 310 is had on cavity 101;
Ratchet 311 is arranged in pawl slot 310.
When valve is in opening, when i.e. wedge shape valve core 2 is positioned at cavity 101 top, ratchet 311 It is against wedge shape valve core 2 both sides;When valve is closed, i.e. wedge shape valve core 2 is positioned at cavity 101 During bottom, wedge shape valve core 2 is in time gliding, through ratchet 311, ratchet 311 by with ratchet 312 Coordinate, make wedge shape valve core 2 again cannot increase under the effect of back-moving spring 4, play well lock Bit function.
In the alternative of the present embodiment, below pipeline, it is provided with overflow launder 105;
The bottom of cavity 101 is provided with accommodating a small amount of liquid flooding groove 105, it is ensured that water inlet pipe 103 balance with overflow launder 105 pressure at two ends.
Owing to having overflow launder 105 bottom cavity 101;When valve is in opening, overflow launder Inoperative;When valve is closed, water inlet pipe 103 is sealed by wedge shape valve core 2;Due to Water inlet pipe 103 pressure is excessive, it is possible to there will be a small amount of fluid leakage, when a small amount of liquid revealed enters When entering overflow launder 105, water inlet pipe 103 balances with overflow launder 105 pressure at two ends, increases the envelope of valve Close property.
In the alternative of the present embodiment, valve also includes sensor;
Sensor is arranged on pipeline;
Sensor electrically connects with power set.
Sensor is arranged on water inlet pipe 103, when the damaged appearance of water inlet pipe 103 is revealed, sensing Device sends signal to power set, after power set receive signal, carries out corresponding actions, for wedge valve Core 2 moves down offer power.
In the alternative of the present embodiment, power set are set to air compressed package 501 and/or explosive;
Power set are arranged on wedge shape valve core 2 upper end.
It is pointed out that air compressed package 501 and/or explosive are arranged on the upper end of wedge shape valve core 2, In place and cavity 101, when, after air compressed package 501 and/or explosive initiation, producing energy and closing sky In, only wedge shape valve core 2 can move, and therefore can provide enough power for wedge shape valve core 2.
In the alternative of the present embodiment, power set include depression bar 5 and power source;
Power source includes air compressed package 501 and/or explosive;
Power set are arranged on depression bar 5 top;
Depression bar 5 is hinged with valve body 1.
Power set are set to air compressed package 501 and/or explosive, when the letter receiving sensor conveying After number, ignite air compressed package 501 and/or explosive, produce power, depression bar 5 is pushed to lower section, pressure Bar 5 compression wedge spool 2 moves down, and makes valve closing.
It is pointed out that air compressed package 501 and/or explosive are arranged on the top of depression bar 5, work as sky After gas compressed package 501 and/or explosive initiation, depression bar 5 is depressed by the power of generation.
Also note that time, depression bar 5 is hinged with valve body 1, it is simple to the rotation of depression bar 5.
In the alternative of the present embodiment, the material of wedge shape valve core 2 is corrosion-resistant material.
The wedge shape valve core 2 of corrosion-resistant material is set, it is to avoid time practical, because corrosion causes wedge shape valve core 2 to go out Existing leakage phenomenon.
Last it is noted that various embodiments above is only in order to illustrate technical scheme, rather than It is limited;Although the present invention being described in detail with reference to foregoing embodiments, this area Those of ordinary skill is it is understood that the technical scheme described in foregoing embodiments still can be entered by it Row amendment, or the most some or all of technical characteristic is carried out equivalent;And these amendment or Person replaces, and does not make the essence of appropriate technical solution depart from the model of various embodiments of the present invention technical scheme Enclose.

Claims (10)

1. a valve, it is characterised in that including: valve body, wedge shape valve core, catch means and reset Spring;
Described valve inner is provided with the cavity moved up and down for described wedge shape valve core, described cavity both sides It is respectively arranged with pipeline and catch means;
Described wedge shape valve core is provided with the side that can fit tightly with described pipeline end face, and with described wedge The outside of the pull bar that shape spool is connected is provided with the described reset bullet for making described wedge shape valve core reset Spring;
Valve in the on state, described pipeline and formation fluid passage, described cavity bottom;
In closed state, described wedge shape valve core bottom surface contacts valve with described cavity bottom surface, and passes through Described wedge shape valve core is blocked by described catch means.
Valve the most according to claim 1, it is characterised in that described wedge shape valve core and described pipe The contact surface of road end face grinds through precision.
Valve the most according to claim 2, it is characterised in that described catch means is arranged on lock In hole, position;
Described catch means horizontal positioned;
Described catch means is arranged on above described pipeline.
Valve the most according to claim 3, it is characterised in that described catch means includes lock-bit Pin, lock-bit spring and screw;
Described lock-bit spring is arranged in the middle of described pin and described screw;
Described screw is connected with described wedge shape valve core.
Valve the most according to claim 3, it is characterised in that described catch means includes ratchet And ratchet;
Pawl slot is had on described cavity;
Described ratchet is arranged in described pawl slot.
Valve the most according to claim 1, it is characterised in that be provided with excessive below described pipeline Chute;
Described overflow launder is arranged on described cavity bottom.
Valve the most according to claim 1, it is characterised in that also include sensor;
Described sensor is arranged on described pipeline;
Described sensor electrically connects with power set.
Valve the most according to claim 7, it is characterised in that described power set are set to sky Gas compressed package and/or explosive;
Described power set are arranged on described wedge shape valve core upper end.
Valve the most according to claim 7, it is characterised in that described power set include depression bar And power source;
Described power source includes air compressed package and/or explosive;
Described power set are arranged on described depression bar top;
Described depression bar is hinged with described valve body.
10. according to the valve described in claim 1-9 any one, it is characterised in that described wedge shape The material of spool is corrosion-resistant material.
CN201610463690.3A 2016-06-23 2016-06-23 Valve Active CN105864446B (en)

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CN105864446B CN105864446B (en) 2018-08-17

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107152554A (en) * 2017-06-29 2017-09-12 重庆市金渝管道设备有限公司 A kind of gear drive valve
CN107166055A (en) * 2017-06-28 2017-09-15 重庆市金渝管道设备有限公司 A kind of valve
CN110529618A (en) * 2019-09-04 2019-12-03 刘州豪 A kind of straight-through two-seater control valve

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Publication number Priority date Publication date Assignee Title
DE3433816A1 (en) * 1983-10-17 1985-05-09 Sigma Koncern, Olmütz/Olomouc Multi-part slide for large fittings
DE3513297A1 (en) * 1985-04-13 1986-10-16 Klein, Schanzlin & Becker Ag, 6710 Frankenthal SHUT-OFF VALVE WITH SOFT SEALING VALVE CONE
CN2108210U (en) * 1991-11-12 1992-06-24 同济大学 Plate type gate valve for cinder, particle material
SU1810699A1 (en) * 1991-05-30 1993-04-23 Vsesoyuznyj Ni I Pk I Atomnogo Device for testing gate valves
CN2603881Y (en) * 2003-03-11 2004-02-18 王斌 Oblique plane stop valve
KR200432835Y1 (en) * 2006-07-26 2006-12-08 (주)유전양행 Water control valve
CN201007363Y (en) * 2006-12-12 2008-01-16 倪益海 Oblique cone type gate valve
CN201705969U (en) * 2010-07-01 2011-01-12 河南理工大学 Wedge floating type ceramic valve
CN205806543U (en) * 2016-06-23 2016-12-14 方立波 Valve

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3433816A1 (en) * 1983-10-17 1985-05-09 Sigma Koncern, Olmütz/Olomouc Multi-part slide for large fittings
DE3513297A1 (en) * 1985-04-13 1986-10-16 Klein, Schanzlin & Becker Ag, 6710 Frankenthal SHUT-OFF VALVE WITH SOFT SEALING VALVE CONE
SU1810699A1 (en) * 1991-05-30 1993-04-23 Vsesoyuznyj Ni I Pk I Atomnogo Device for testing gate valves
CN2108210U (en) * 1991-11-12 1992-06-24 同济大学 Plate type gate valve for cinder, particle material
CN2603881Y (en) * 2003-03-11 2004-02-18 王斌 Oblique plane stop valve
KR200432835Y1 (en) * 2006-07-26 2006-12-08 (주)유전양행 Water control valve
CN201007363Y (en) * 2006-12-12 2008-01-16 倪益海 Oblique cone type gate valve
CN201705969U (en) * 2010-07-01 2011-01-12 河南理工大学 Wedge floating type ceramic valve
CN205806543U (en) * 2016-06-23 2016-12-14 方立波 Valve

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107166055A (en) * 2017-06-28 2017-09-15 重庆市金渝管道设备有限公司 A kind of valve
CN107152554A (en) * 2017-06-29 2017-09-12 重庆市金渝管道设备有限公司 A kind of gear drive valve
CN110529618A (en) * 2019-09-04 2019-12-03 刘州豪 A kind of straight-through two-seater control valve
CN110529618B (en) * 2019-09-04 2021-01-26 青岛精锐机械制造有限公司 Straight-through double-seat control valve

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