CN103225699A - Glasses valve and valve plate guide drive mechanism thereof - Google Patents
Glasses valve and valve plate guide drive mechanism thereof Download PDFInfo
- Publication number
- CN103225699A CN103225699A CN2013101083577A CN201310108357A CN103225699A CN 103225699 A CN103225699 A CN 103225699A CN 2013101083577 A CN2013101083577 A CN 2013101083577A CN 201310108357 A CN201310108357 A CN 201310108357A CN 103225699 A CN103225699 A CN 103225699A
- Authority
- CN
- China
- Prior art keywords
- valve
- valve plate
- pipeline
- glasses
- housing
- 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
Links
Images
Abstract
The invention discloses a glasses valve and a valve plate guide drive mechanism thereof, which can be adapted to a dusty environment better. The valve plate guide drive mechanism comprises a valve plate suspension device arranged on a valve plate and used for driving the valve plate to move horizontally, and a valve plate guide device arranged below the valve plate and limiting the valve plate in the flow path direction of the glasses valve when the valve plate moves horizontally, wherein the valve plate suspension device comprises a guide piece fixed at the top of the valve plate; the guide piece is provided with an upper horizontal guide surface and a lower horizontal guide surface; a chain extending in the length direction of the upper horizontal guide surface is laid on the upper horizontal guide surface; the lower horizontal guide surface is supported by riding wheels arranged on a housing at intervals in the horizontal movement direction of the valve plate; and a chain wheel engaged with the chain for transmission is further mounted on housing. With the adoption of a swinging location structure taking an meshing point between the chain wheel and the chain as a center, the glasses valve and the valve plate guide drive mechanism can be adapted to the dusty environment better.
Description
Technical field
The present invention relates to glasses valve and valve plate thereof guiding driving mechanism.
Background technique
According to regulation in " industrial enterprise's gas safety rules (GB6222-2005) ", glasses valve (being push-pull valve) is widely used in all kinds of coal gas medium process pipes as a kind of partition apparatus relatively reliably.In recent years, consider from energy-conservation, reduction of discharging and environmental protection, the blast furnace gas purification technology of blast furnace process system, from before on two civilian purification craft, the tower literary composition purification craft, basis of comparative maturity than wet purification technologies such as Xiao husband purification craft, develop into dry type blast furnace gas purification technologies such as electric precipitation, bag-type dust gradually, and glasses valve also begins to be widely used in all kinds of full-dry type blast furnace coal gas dust removal device process pipes as a kind of gas cutting device.However, the structure of existing glasses valve can't well satisfy its reliability requirement under high temperature, dust-laden condition, thereby influences the normal operation of whole all dry-type dedusting process system, threatens the blast furnace ordinary production.
At the problems referred to above, generally adopt at present the gas cutting mode of three eccentric butterfly valve and glasses valve combination, when promptly connecting, butterfly valve is in off-position, then the pressure between butterfly valve and the glasses valve is laid down or, opened glasses valve again and connect pipeline or equipment all pressing (under the airtight situation in glasses valve rear portion) before and after the glasses valve; During cut-out, earlier butterfly valve cuts out, and then close glasses valve, play the effect of cutting off pipeline or off device.Yet, when the cut-out mode that butterfly valve adds glasses valve is used in the blast furnace gas fully-dried type dust pelletizing system still the ubiquity butterfly valve be not closed completely or be stuck, dust-containing airflow, dust enter each movable position of glasses valve take place stuck, and problem such as the poorly sealed leakage gas of glasses valve valve plate.
Summary of the invention
The present invention at first will provide a kind of glasses valve and valve seat thereof, and this glasses valve and valve seat thereof can avoid dust to enter the fitting surface between valve plate and the valve seat and the inside of valve seat to a certain extent, thereby improves the adaptive faculty of glasses valve to dust-containing airflow.
For this reason, glasses valve of the present invention comprises: housing, first pipeline and second pipeline that are used to constitute this glasses valve stream are installed in the described housing, and constitute a gap that can supply valve plate to pass through between the inlet of the outlet of described first pipeline and second pipeline; Valve plate, the surface of described valve plate has and is used for respectively realizing conducting and blind bore face and real face between the inlet of the outlet of first pipeline and second pipeline, and the seal ring of one deck at least that is provided with along the outer rim of described hole face and real face all is installed on the both side surface of this valve plate respectively; Valve plate guiding driving mechanism, described valve plate are installed on the housing by this valve plate guiding driving mechanism and realize conducting and seal under the two states switching between the inlet of selectable outlet at first pipeline under the control of this valve plate guiding driving mechanism and second pipeline; Movable valve seat, described movable valve seat is nested with on first pipeline and in the axial motion of the effect lower edge of axial actuating mechanism first pipeline through dynamic seal, have on this activity valve seat with valve plate one side surface on seal ring carry out the sealing ring flat-plate that crush seal cooperates; And fixed valve base, described fixed valve base is fixed on second pipeline and has with the lip-deep seal ring of valve plate opposite side and carries out the sealing ring flat-plate that crush seal cooperates; The inboard that is positioned at its sealing ring flat-plate on described movable valve seat and/or the fixed valve base is provided with venting gas appliance, the input end of this venting gas appliance is connected with intake interface on being arranged on housing by suction tude, output terminal be arranged on the sealing ring flat-plate on and be connected to the exhaust port of sealing ring flat-plate with the fitting surface conducting of valve plate, described exhaust port is positioned at the outside of innermost layer seal ring.Glasses valve based on said structure, its movable valve seat will compress valve plate under the effect of axial actuating mechanism, thereby valve plate is clamped between the sealing ring flat-plate and the sealing ring flat-plate on the fixed valve base on the movable valve seat, realize valve plate and movable valve seat and and fixed valve base between sealing; In the time need carrying out to the eyes valve in switching between the two states of conducting and sealing, to valve plate be unclamped by axial actuating mechanism earlier, at this moment, for fear of dust enter between valve plate and the movable valve seat and/or and fixed valve base between the fitting surface and the inside of movable valve seat and/or fixed valve base and the reliability of eyes valve is caused adverse influence, can prevent that dust from entering between valve plate and the movable valve seat by the air-flow that venting gas appliance produces to a certain extent and/or and fixed valve base between fitting surface and movable valve seat and/or fixed valve base inside, improve the reliability of glasses valve under dusty circumstances thus.
From security standpoint, the employed gas of described venting gas appliance is preferably industrial safe gas commonly used such as nitrogen, argon gas; Certainly, those skilled in the art also can adopt suitable gas according to the concrete Environmental Conditions of this glasses valve.
As a kind of concrete structure of above-mentioned venting gas appliance, if movable valve seat is provided with described venting gas appliance, then this venting gas appliance comprises the annular inflatable casing that circumferentially is provided with around first pipeline, and the sealing ring flat-plate of movable valve seat constitutes a sidewall of this annular inflatable casing; And/or, if fixed valve base is provided with described venting gas appliance, then this venting gas appliance comprises the annular inflatable casing that circumferentially is provided with around second pipeline, the sealing ring flat-plate of fixed valve base constitutes a sidewall of this annular inflatable casing.Obviously, the structural design of above-mentioned annular inflatable casing can prevent effectively that dust from entering movable valve seat and/or fixed valve base inside.
As to further improvement in the technical proposal, the sealing surface of the sealing ring flat-plate on described movable valve seat and/or the fixed valve base is provided with the annular row air drain that is provided with along the edge of described seal ring, and the bottom of this annular row air drain circumferentially is furnished with a plurality of described exhaust ports at interval.Gas outwards can be discharged with the form of annular along the edge of seal ring relatively uniformly by the annular row air drain and at the circumferential spaced apart a plurality of exhaust ports in the bottom of this annular row air drain, better stop dust.
As to further improvement in the technical proposal, be connected with the bellows bit shift compensation device that is nested with on first pipeline between described movable valve seat and the housing; Movable valve seat is provided with bellows bit shift compensation device suction tude, this bellows bit shift compensation device is connected with intake interface with bellows bit shift compensation device on being arranged on housing with the input end of suction tude, and output terminal is then by communicating with the inner chamber of bellows bit shift compensation device with fitting surface between first pipeline at movable valve seat.This design can prevent effectively that dust from entering in the inner chamber of bellows bit shift compensation device, improves the working life of bellows bit shift compensation device.The inflation design of bellows bit shift compensation device is still advised using industrial safe gas commonly used such as nitrogen, argon gas herein; Certainly, those skilled in the art also can adopt suitable gas according to the concrete Environmental Conditions of this glasses valve.
As to further improvement in the technical proposal, described axial actuating mechanism comprises that executing device and being connected this outside housing execute driving component between device and the movable valve seat; Described driving component comprise at least three parallel with first pipeline and along the uniform transmission shaft of the first pipeline periphery, it is outer and connect and execute device that an end of these transmission shafts stretches out housing, the other end is connected with movable valve seat respectively; All be with pressure spring on each transmission shaft, the two ends of pressure spring contact with housing with movable valve seat respectively.Adopt the above-mentioned device of executing to add the composite structure of compressing spring, carry out unclamping of glasses valve valve plate and compress operation by executing device, sealing then rely on pressure spring is main, to execute device be auxilliary, it is strong to have a complementary capabilities, the reliable sealing advantage.
As to further improvement in the technical proposal, be provided with dynamic seal apparatus between described transmission shaft and the housing.
As to further improvement in the technical proposal, but the end of described each transmission shaft is all passed movable valve seat and is connected the reverse limit stoper of axial adjustment.Wherein, described reverse limit stoper can adopt postive stop baffle or stop nut.
As to further improvement in the technical proposal, the inboard that is positioned at its sealing ring flat-plate on described movable valve seat and/or the fixed valve base is provided with water cooling plant, and the input end of this water cooling plant and output terminal are connected with drainage interface with water inlet interface on being arranged on housing by intake pipe and waste pipe respectively.Above-mentioned water-cooling structure design can make glasses valve better adapt to hot environment.
As a kind of concrete structure of water cooling plant, if movable valve seat is provided with described water cooling plant, then this water cooling plant comprises around the first pipeline setting and two ends respectively the annular water cooling tube that is connected with waste pipe with intake pipe; And/or, if fixed valve base is provided with described water cooling plant, then this water cooling plant comprises around the second pipeline setting and two ends respectively the annular water cooling tube that is connected with waste pipe with intake pipe.
As to further improvement in the technical proposal, described valve plate guiding driving mechanism comprises the valve plate suspension arrangement that is arranged on the valve plate top and is used to drive this valve plate horizontal motion, and, be arranged on valve plate below and when the valve plate horizontal motion, on glasses valve stream axial, described valve plate carried out spacing valve plate guiding device; Described valve plate suspension arrangement comprises the guiding element that is fixed on the valve plate top, this guiding element has a pair of last horizontally-guided face that is parallel to each other and following horizontally-guided face, described going up is equipped with the chain that extends along last horizontally-guided face length degree direction on the horizontally-guided face, described horizontally-guided face down supports by the support roller that is disposed on along valve plate horizontal motion direction on the housing, sprocket wheel with described chain engages transmission also is installed on this housing, and the rotating shaft of this sprocket wheel connects rotating driving device.It is the position structure that waves at center that above-mentioned this valve plate guiding driving mechanism has formed with sprocket wheel and chain engages point, promptly when the contact position fouling between support roller and the guiding element, valve plate will be under the effect of sprocket chain strip transmission mechanism, automatically swing around the contact points of sprocket wheel and chain, avoid valve plate to move, thereby better adapt to dusty circumstances.
Glasses valve valve seat provided by the present invention, it comprise with glasses valve valve plate one side surface on seal ring carry out the sealing ring flat-plate that crush seal cooperates, the inboard that is positioned at its sealing ring flat-plate on the described valve seat is provided with venting gas appliance, the input end of this venting gas appliance is connected with intake interface on being arranged on the glasses valve housing by suction tude, output terminal be arranged on the sealing ring flat-plate on and be connected to the exhaust port of sealing ring flat-plate with the fitting surface conducting of valve plate, described exhaust port is positioned at the outside of innermost layer seal ring.As a kind of concrete structure of venting gas appliance in the glasses valve valve seat, described venting gas appliance comprises the annular inflatable casing that is arranged on the valve base inner wall, and described sealing ring flat-plate constitutes a sidewall of this annular inflatable casing.Obviously, above-mentioned glasses valve valve seat both can refer to the movable valve seat of glasses valve, can refer to the fixed valve base of glasses valve again.
The glasses valve and the valve plate guiding driving mechanism thereof that will provide another kind can adapt to dusty circumstances preferably below the present invention.
For this reason, this glasses valve comprises: housing, first pipeline and second pipeline that are used to constitute this glasses valve stream are installed in the described housing, and constitute a gap that can supply valve plate to pass through between the inlet of the outlet of described first pipeline and second pipeline; Valve plate, the surface of described valve plate has and is used for respectively realizing conducting and blind bore face and real face between the inlet of the outlet of first pipeline and second pipeline, and the seal ring of one deck at least that is provided with along the outer rim of described hole face and real face all is installed on the both side surface of this valve plate respectively; Valve plate guiding driving mechanism, described valve plate are installed on the housing by this valve plate guiding driving mechanism and realize conducting and seal under the two states switching between the inlet of selectable outlet at first pipeline under the control of this valve plate guiding driving mechanism and second pipeline; Movable valve seat, described movable valve seat is nested with on first pipeline and in the axial motion of the effect lower edge of axial actuating mechanism first pipeline through dynamic seal, have on this activity valve seat with valve plate one side surface on seal ring carry out the sealing ring flat-plate that crush seal cooperates; And fixed valve base, described fixed valve base is fixed on second pipeline and has with the lip-deep seal ring of valve plate opposite side and carries out the sealing ring flat-plate that crush seal cooperates; Described valve plate guiding driving mechanism comprises the valve plate suspension arrangement that is arranged on the valve plate top and is used to drive this valve plate horizontal motion, and, be arranged on valve plate below and when the valve plate horizontal motion, on glasses valve stream axial, described valve plate carried out spacing valve plate guiding device; Described valve plate suspension arrangement comprises the guiding element that is fixed on the valve plate top, this guiding element has a pair of last horizontally-guided face that is parallel to each other and following horizontally-guided face, described going up is equipped with the chain that extends along last horizontally-guided face length degree direction on the horizontally-guided face, described horizontally-guided face down supports by the support roller that is disposed on along valve plate horizontal motion direction on the housing, sprocket wheel with described chain engages transmission also is installed on this housing, and the rotating shaft of this sprocket wheel connects rotating driving device.It is the position structure that waves at center that above-mentioned this valve plate guiding driving mechanism has formed with sprocket wheel and chain engages point, promptly when the contact position fouling between support roller and the guiding element, valve plate will be under the effect of sprocket chain strip transmission mechanism, automatically swing around the contact points of sprocket wheel and chain, avoid valve plate to move, thereby better adapt to dusty circumstances.
A kind of concrete structure as the valve plate guiding device, described valve plate guiding device comprise be fixed on valve plate bottom and the glasses valve stream axially on before and after first limited part and second limited part that are oppositely arranged, be fixed with the first spacing guiding element and the second spacing guiding element that cooperate with first limited part and second limited part respectively on the described housing, the described first spacing guiding element and first limited part formation prevent axial proal first position-limiting unit of valve plate along the glasses valve stream, and the described second spacing guiding element and second limited part formation prevent second position-limiting unit that axially backward move of valve plate along the glasses valve stream.Those skilled in the art obviously can understand, and except that adopting said structure, the valve plate guiding device also can adopt other structure.
As to further improvement in the technical proposal, be connected with the bellows bit shift compensation device that is nested with on first pipeline between described movable valve seat and the housing; Movable valve seat is provided with bellows bit shift compensation device suction tude, this bellows bit shift compensation device is connected with intake interface with bellows bit shift compensation device on being arranged on housing with the input end of suction tude, and output terminal is then by communicating with the inner chamber of bellows bit shift compensation device with fitting surface between first pipeline at movable valve seat.
As to further improvement in the technical proposal, described axial actuating mechanism comprises that executing device and being connected this outside housing execute driving component between device and the movable valve seat; Described driving component comprise at least three parallel with first pipeline and along the uniform transmission shaft of the first pipeline periphery, it is outer and connect and execute device that an end of these transmission shafts stretches out housing, the other end is connected with movable valve seat respectively; All be with pressure spring on each transmission shaft, the two ends of pressure spring contact with housing with movable valve seat respectively.
As to further improvement in the technical proposal, be provided with dynamic seal apparatus between described transmission shaft and the housing.
As to further improvement in the technical proposal, but the end of described each transmission shaft is all passed movable valve seat and is connected the reverse limit stoper of axial adjustment.Wherein, described reverse limit stoper can adopt postive stop baffle or stop nut.
As to further improvement in the technical proposal, the inboard that is positioned at its sealing ring flat-plate on described movable valve seat and/or the fixed valve base is provided with water cooling plant, and the input end of this water cooling plant and output terminal are connected with drainage interface with water inlet interface on being arranged on housing by intake pipe and waste pipe respectively.
As a kind of concrete structure of water cooling plant, if movable valve seat is provided with described water cooling plant, then this water cooling plant comprises around the first pipeline setting and two ends respectively the annular water cooling tube that is connected with waste pipe with intake pipe; And/or, if fixed valve base is provided with described water cooling plant, then this water cooling plant comprises around the second pipeline setting and two ends respectively the annular water cooling tube that is connected with waste pipe with intake pipe.
Glasses valve valve plate guiding driving mechanism of the present invention comprises the valve plate suspension arrangement that is arranged on the valve plate top and is used to drive this valve plate horizontal motion, and, be arranged on valve plate below and when the valve plate horizontal motion, along on the glasses valve path direction described valve plate being carried out spacing valve plate guiding device; Described valve plate suspension arrangement comprises the guiding element that is fixed on the valve plate top, this guiding element has a pair of last horizontally-guided face that is parallel to each other and following horizontally-guided face, described going up is equipped with the chain that extends along last horizontally-guided face length degree direction on the horizontally-guided face, described horizontally-guided face down supports by the support roller that is disposed on along valve plate horizontal motion direction on the housing, sprocket wheel with described chain engages transmission also is installed on this housing, and the rotating shaft of this sprocket wheel connects rotating driving device.
A kind of concrete structure as the valve plate guiding device, described valve plate guiding device comprise be fixed on valve plate bottom and the glasses valve stream axially on before and after first limited part and second limited part that are oppositely arranged, be fixed with the first spacing guiding element and the second spacing guiding element that cooperate with first limited part and second limited part respectively on the described housing, the described first spacing guiding element and first limited part formation prevent axial proal first position-limiting unit of valve plate along the glasses valve stream, and the described second spacing guiding element and second limited part formation prevent second position-limiting unit that axially backward move of valve plate along the glasses valve stream.
The bellows bit shift compensation device of the movable valve seat of a kind of glasses valve and glasses valve will be provided below the present invention, enter bellows bit shift compensation device inner chamber to prevent dust.
For this reason, this glasses valve comprises: housing, first pipeline and second pipeline that are used to constitute this glasses valve stream are installed in the described housing, and constitute a gap that can supply valve plate to pass through between the inlet of the outlet of described first pipeline and second pipeline; Valve plate, the surface of described valve plate has and is used for respectively realizing conducting and blind bore face and real face between the inlet of the outlet of first pipeline and second pipeline, and the seal ring of one deck at least that is provided with along the outer rim of described hole face and real face all is installed on the both side surface of this valve plate respectively; Valve plate guiding driving mechanism, described valve plate are installed on the housing by this valve plate guiding driving mechanism and realize conducting and seal under the two states switching between the inlet of selectable outlet at first pipeline under the control of this valve plate guiding driving mechanism and second pipeline; Movable valve seat, described movable valve seat is nested with on first pipeline and in the axial motion of the effect lower edge of axial actuating mechanism first pipeline through dynamic seal, have on this activity valve seat with valve plate one side surface on seal ring carry out the sealing ring flat-plate that crush seal cooperates, and, be connected with the bellows bit shift compensation device that is nested with on first pipeline between described movable valve seat and the housing; And fixed valve base, described fixed valve base is fixed on second pipeline and has with the lip-deep seal ring of valve plate opposite side and carries out the sealing ring flat-plate that crush seal cooperates; Movable valve seat is provided with bellows bit shift compensation device suction tude, this bellows bit shift compensation device is connected with intake interface with bellows bit shift compensation device on being arranged on housing with the input end of suction tude, and output terminal is then by communicating with the inner chamber of bellows bit shift compensation device with fitting surface between first pipeline at movable valve seat.
In the main effect that connecting sleeve between movable valve seat and the housing places the bellows bit shift compensation device on first pipeline, be to prevent that gas from revealing between the movable valve seat and first pipeline.When bellows bit shift compensation device suction tude is set on movable valve seat, this bellows bit shift compensation device is connected with intake interface with bellows bit shift compensation device on being arranged on housing with the input end of suction tude, output terminal then by at the fitting surface between movable valve seat and first pipeline with after the inner chamber of bellows bit shift compensation device communicates, promptly be that the inner chamber of bellows bit shift compensation device is communicated with intake interface with bellows bit shift compensation device on the housing, stop dust to enter the inner chamber of bellows bit shift compensation device by in the inner chamber of bellows bit shift compensation device, inflating the air pressure that is produced thus, improve the working life of bellows bit shift compensation device.
Obviously, the inflation design of bellows bit shift compensation device is still advised using industrial safe gas commonly used such as nitrogen, argon gas herein; Certainly, those skilled in the art also can adopt suitable gas according to the concrete Environmental Conditions of this glasses valve.
As to further improvement in the technical proposal, described axial actuating mechanism comprises that executing device and being connected this outside housing execute driving component between device and the movable valve seat; Described driving component comprise at least three parallel with first pipeline and along the uniform transmission shaft of the first pipeline periphery, it is outer and connect and execute device that an end of these transmission shafts stretches out housing, the other end is connected with movable valve seat respectively; All be with pressure spring on each transmission shaft, the two ends of pressure spring contact with housing with movable valve seat respectively.
As to further improvement in the technical proposal, be provided with dynamic seal apparatus between described transmission shaft and the housing.
As to further improvement in the technical proposal, but the end of described each transmission shaft is all passed movable valve seat and is connected the reverse limit stoper of axial adjustment.Wherein, described reverse limit stoper adopts postive stop baffle or stop nut.
As to further improvement in the technical proposal, the inboard that is positioned at its sealing ring flat-plate on described movable valve seat and/or the fixed valve base is provided with water cooling plant, and the input end of this water cooling plant and output terminal are connected with drainage interface with water inlet interface on being arranged on housing by intake pipe and waste pipe respectively.
As a kind of concrete structure of water cooling plant, if movable valve seat is provided with described water cooling plant, then this water cooling plant comprises around the first pipeline setting and two ends respectively the annular water cooling tube that is connected with waste pipe with intake pipe; And/or, if fixed valve base is provided with described water cooling plant, then this water cooling plant comprises around the second pipeline setting and two ends respectively the annular water cooling tube that is connected with waste pipe with intake pipe.
The bellows bit shift compensation device of the movable valve seat of glasses valve of the present invention comprises being connected between movable valve seat of glasses valve and the housing and being nested with bellows bit shift compensation device on first pipeline; Described movable valve seat is provided with bellows bit shift compensation device suction tude, this bellows bit shift compensation device is connected with intake interface with bellows bit shift compensation device on being arranged on housing with the input end of suction tude, and output terminal is then by communicating with the inner chamber of bellows bit shift compensation device with fitting surface between first pipeline at movable valve seat.
Certainly, except that the bellows bit shift compensation device of the movable valve seat of above-mentioned glasses valve, the bellows bit shift compensation device of the movable valve seat of glasses valve of the present invention can also adopt following structure: comprise being connected between movable valve seat of glasses valve and the housing and being nested with bellows bit shift compensation device on first pipeline; The inner chamber of this bellows bit shift compensation device communicates with intake interface with bellows bit shift compensation device on the housing with suction tude by the bellows bit shift compensation device that is arranged in the housing.
The present invention below will provide a kind of glasses valve of valve plate sealing reliability and axial actuating mechanism of movable valve seat thereof of improving.
For this reason, this glasses valve comprises: housing, first pipeline and second pipeline that are used to constitute this glasses valve stream are installed in the described housing, and constitute a gap that can supply valve plate to pass through between the inlet of the outlet of described first pipeline and second pipeline; Valve plate, the surface of described valve plate has and is used for respectively realizing conducting and blind bore face and real face between the inlet of the outlet of first pipeline and second pipeline, and the seal ring of one deck at least that is provided with along the outer rim of described hole face and real face all is installed on the both side surface of this valve plate respectively; Valve plate guiding driving mechanism, described valve plate are installed on the housing by this valve plate guiding driving mechanism and realize conducting and seal under the two states switching between the inlet of selectable outlet at first pipeline under the control of this valve plate guiding driving mechanism and second pipeline; Movable valve seat, described movable valve seat is nested with on first pipeline and in the axial motion of the effect lower edge of axial actuating mechanism first pipeline through dynamic seal, have on this activity valve seat with valve plate one side surface on seal ring carry out the sealing ring flat-plate that crush seal cooperates; And fixed valve base, described fixed valve base is fixed on second pipeline and has with the lip-deep seal ring of valve plate opposite side and carries out the sealing ring flat-plate that crush seal cooperates; Described axial actuating mechanism comprises that executing device and being connected this outside housing execute driving component between device and the movable valve seat; Described driving component comprise at least three parallel with first pipeline and along the uniform transmission shaft of the first pipeline periphery, it is outer and connect and execute device that an end of these transmission shafts stretches out housing, the other end is connected with movable valve seat respectively; All be with pressure spring on each transmission shaft, the two ends of pressure spring contact with housing with movable valve seat respectively.Adopt the above-mentioned device of executing to add the composite structure of compressing spring, carry out unclamping of glasses valve valve plate and compress operation by executing device, sealing then rely on pressure spring is main, to execute device be auxilliary, it is strong to have a complementary capabilities, the reliable sealing advantage.
As to further improvement in the technical proposal, be provided with dynamic seal apparatus between described transmission shaft and the housing.
As to further improvement in the technical proposal, but the end of each transmission shaft all pass movable valve seat and connect the reverse limit stoper of axial adjustment.Wherein, described reverse limit stoper adopts postive stop baffle or stop nut.
As to further improvement in the technical proposal, be positioned at its sealing ring flat-plate on described movable valve seat and/or the fixed valve base inboard be provided with water cooling plant, the input end of this water cooling plant and output terminal are connected with drainage interface with water inlet interface on being arranged on housing by intake pipe and waste pipe respectively.
As a kind of concrete structure of water cooling plant, if movable valve seat is provided with described water cooling plant, then this water cooling plant comprises around the first pipeline setting and two ends respectively the annular water cooling tube that is connected with waste pipe with intake pipe; And/or, if fixed valve base is provided with described water cooling plant, then this water cooling plant comprises around the second pipeline setting and two ends respectively the annular water cooling tube that is connected with waste pipe with intake pipe.
The axial actuating mechanism of the movable valve seat of glasses valve of the present invention, comprise that executing device and being connected this outside housing execute driving component between device and the movable valve seat, described driving component comprise at least three parallel with first pipeline and along the uniform transmission shaft of the first pipeline periphery, one end of these transmission shafts stretches out outer also connection of housing and executes device, and the other end is connected with movable valve seat respectively; All be with pressure spring on each transmission shaft, the two ends of pressure spring contact with housing with movable valve seat respectively.
As to further improvement in the technical proposal, be provided with dynamic seal apparatus between described transmission shaft and the housing.
As to further improvement in the technical proposal, but the end of each transmission shaft is all passed movable valve seat and is connected the reverse limit stoper of axial adjustment.Wherein, described reverse limit stoper adopts postive stop baffle or stop nut.
Also to provide a kind of glasses valve and valve seat water cooling plant thereof below the present invention, so that glasses valve better adapts to hot environment.
For this reason, this glasses valve comprises: housing, first pipeline and second pipeline that are used to constitute this glasses valve stream are installed in the described housing, and constitute a gap that can supply valve plate to pass through between the inlet of the outlet of described first pipeline and second pipeline; Valve plate, the surface of described valve plate has and is used for respectively realizing conducting and blind bore face and real face between the inlet of the outlet of first pipeline and second pipeline, and the seal ring of one deck at least that is provided with along the outer rim of described hole face and real face all is installed on the both side surface of this valve plate respectively; Valve plate guiding driving mechanism, described valve plate are installed on the housing by this valve plate guiding driving mechanism and realize conducting and seal under the two states switching between the inlet of selectable outlet at first pipeline under the control of this valve plate guiding driving mechanism and second pipeline; Movable valve seat, described movable valve seat is nested with on first pipeline and in the axial motion of the effect lower edge of axial actuating mechanism first pipeline through dynamic seal, have on this activity valve seat with valve plate one side surface on seal ring carry out the sealing ring flat-plate that crush seal cooperates; And fixed valve base, described fixed valve base is fixed on second pipeline and has with the lip-deep seal ring of valve plate opposite side and carries out the sealing ring flat-plate that crush seal cooperates; The inboard that is positioned at its sealing ring flat-plate on described movable valve seat and/or the fixed valve base is provided with water cooling plant, and the input end of this water cooling plant and output terminal are connected with drainage interface with water inlet interface on being arranged on housing by intake pipe and waste pipe respectively.Above-mentioned water-cooling structure design can make glasses valve better adapt to hot environment.
As a kind of concrete structure of water cooling plant, if movable valve seat is provided with described water cooling plant, then this water cooling plant comprises around the first pipeline setting and two ends respectively the annular water cooling tube that is connected with waste pipe with intake pipe; And/or, if fixed valve base is provided with described water cooling plant, then this water cooling plant comprises around the second pipeline setting and two ends respectively the annular water cooling tube that is connected with waste pipe with intake pipe.
As to further improvement in the technical proposal, comprise being connected between movable valve seat of glasses valve and the housing and being nested with bellows bit shift compensation device on first pipeline; The inner chamber of this bellows bit shift compensation device communicates with intake interface with bellows bit shift compensation device on the housing with suction tude by the bellows bit shift compensation device that is arranged in the housing.
Glasses valve valve seat water cooling plant of the present invention, the inboard that is positioned at its sealing ring flat-plate on the described glasses valve valve seat is provided with water cooling plant, and the input end of this water cooling plant and output terminal are connected with drainage interface with water inlet interface on being arranged on housing by intake pipe and waste pipe respectively.
As a kind of concrete structure of water cooling plant, described water cooling plant comprises around the periphery setting of glasses valve stream and two ends respectively the annular water cooling tube that is connected with waste pipe with intake pipe.
The present invention is described further below in conjunction with the drawings and specific embodiments.Aspect that the present invention adds and advantage part in the following description provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Description of drawings
Fig. 1 is the structural representation of glasses valve of the present invention.
Fig. 2 is the structural representation of valve plate guiding driving mechanism in the glasses valve of the present invention.
Fig. 3 is the schematic representation of movable valve seat one cross section in the glasses valve of the present invention.
Embodiment
Glasses valve as shown in Figures 1 to 3, comprise: housing 1, first pipeline 2 and second pipeline 3 that are used to constitute this glasses valve stream are installed in the described housing 1, constitute a gap that can supply valve plate 4 to pass through between the inlet of the outlet of described first pipeline 2 and second pipeline 3; Valve plate 4, the surface of described valve plate 4 has and is used for respectively realizing conducting and blind bore face 4a and real face 4b between the inlet of the outlet of first pipeline 2 and second pipeline 3, and the seal ring of one deck at least 401 that is provided with along the outer rim of described hole face 4a and real face 4b all is installed on the both side surface of this valve plate 4 respectively; Valve plate guiding driving mechanism, described valve plate 4 are installed on the housing 1 by this valve plate guiding driving mechanism and realize conducting and seal under the two states switching between the inlet of selectable outlet at first pipeline 2 under the control of this valve plate guiding driving mechanism and second pipeline 3; Movable valve seat 5, described movable valve seat 5 is nested with on first pipeline 2 and in the axial motion of the effect lower edge of axial actuating mechanism first pipeline 2 through dynamic seal 7, have on this activity valve seat 5 with valve plate 4 one side surfaces on seal ring 401 carry out the sealing ring flat-plate 501 that crush seal cooperates, and, be connected with the bellows bit shift compensation device 9 that is nested with on first pipeline 2 between described movable valve seat 5 and the housing 1; And fixed valve base 6, described fixed valve base 6 is fixed on second pipeline 3 and has with the lip-deep seal ring 401 of valve plate 4 opposite sides and carries out the sealing ring flat-plate 601 that crush seal cooperates.On this architecture basics, the present invention has carried out following many places respectively and has improved, and improves the stability of glasses valve in high temperature, dusty circumstances.
At first, the present invention is positioned at its sealing ring flat-plate on described movable valve seat 5 and fixed valve base 6 inboard is provided with venting gas appliance respectively, the input end of this venting gas appliance is connected with intake interface 8 on being arranged on housing 1 by suction tude 21, output terminal be arranged on the sealing ring flat-plate on and be connected to the exhaust port of sealing ring flat-plate with the fitting surface conducting of valve plate 4, described exhaust port is positioned at the outside of innermost layer seal ring 401.Specifically, shown in Fig. 1,3, movable valve seat 5 is provided with described venting gas appliance, and this venting gas appliance comprises the annular inflatable casing 5a that circumferentially is provided with around first pipeline 2, and the sealing ring flat-plate 501 of movable valve seat 5 constitutes the sidewall of this annular inflatable casing 5a; The sealing surface of sealing ring flat-plate 501 is provided with the annular row air drain 503 that is provided with along the edge of described seal ring 401, and the bottom of this annular row air drain 503 circumferentially is furnished with a plurality of described exhaust ports 502 at interval; Same, fixed valve base 6 is provided with described venting gas appliance, and this venting gas appliance comprises the annular inflatable casing 6a that circumferentially is provided with around second pipeline 3, and the sealing ring flat-plate 601 of fixed valve base 6 constitutes the sidewall of this annular inflatable casing 6a; Be provided with the annular row air drain that is provided with along the edge of described seal ring 401 (among the figure not label) on the sealing surface of sealing ring flat-plate 601 equally, the bottom of this annular row air drain circumferentially is furnished with a plurality of described exhaust ports 602 at interval.Understand easily, designs such as above-mentioned annular inflatable casing and annular row air drain only are a kind of structural type preferably that realizes the venting gas appliance effect, obviously, venting gas appliance of the present invention also can adopt other structures, for example come alternate collar shaped inflatable casing, and a plurality of structures that are inserted into the valve in the exhaust port are set on annular inflatable tube with annular inflatable tube.Because described exhaust port is positioned on the sealing ring flat-plate and to the fitting surface conducting of sealing ring flat-plate and valve plate 4, therefore, the gas (preferably using nitrogen) of venting gas appliance discharging will outwards flow out from the exhaust port on the sealing ring flat-plate, formed air-flow can hinder dust to a certain extent and enter fitting surface and movable valve seat 5 and fixed valve base 6 inside between valve plate 4 and movable valve seat 5 and the fixed valve base 6, improves the reliability of glasses valve under dusty circumstances thus.
Secondly, the present invention has carried out following innovation design to valve plate guiding driving mechanism: as shown in Figure 1, 2, newly-designed valve plate guiding driving mechanism comprises the valve plate suspension arrangement that is arranged on valve plate 4 tops and is used to drive these valve plate 4 horizontal motions, and, be arranged on valve plate 4 belows and when valve plate 4 horizontal motions, along the glasses valve stream axially on described valve plate 4 is carried out spacing valve plate guiding device; Described valve plate suspension arrangement comprises the guiding element 16 that is fixed on valve plate 4 tops, this guiding element 16 has a pair of last horizontally-guided face that is parallel to each other 1601 and following horizontally-guided face 1602, described going up is equipped with the chain 17 that extends along last horizontally-guided face 1601 length directions on the horizontally-guided face 1601, described horizontally-guided face 1602 down supports by the support roller 19 that is disposed on along valve plate horizontal motion direction on the housing 1, sprocket wheel 18 with described chain 17 engagement driving also is installed on this housing 1, and the rotating shaft of this sprocket wheel 18 connects rotating driving device.Wherein, concrete structure as the valve plate guiding device, this valve plate guiding device comprise be fixed on valve plate 4 bottoms and the glasses valve stream axially on before and after the first limited part 24a and the second limited part 24b that are oppositely arranged, be fixed with the first spacing guiding element 25a and the second spacing guiding element 25b that cooperate with the first limited part 24a and the second limited part 24b respectively on the described housing 1, the described first spacing guiding element 25a and first limited part 24a formation prevent axial proal first position-limiting unit of valve plate 4 along the glasses valve stream, and the described second spacing guiding element 25b and second limited part 24b formation prevent second position-limiting unit that axially backward move of valve plate 4 along the glasses valve stream.The effect of valve plate guiding device be prevent valve plate 4 the glasses valve stream axially on produce skew, to this, except that adopting above-mentioned concrete structure, those skilled in the art are easy to expect other limit method, for example directly on the both side surface of valve plate 4 bottoms guide roller etc. are being set.
It is the position structure that waves at center with chain 17 contact pointss that above-mentioned this valve plate guiding driving mechanism has formed with sprocket wheel 18, when the contact position fouling between support roller 19 and the guiding element 16, valve plate 4 can be under the effect of sprocket chain strip transmission mechanism, automatically around the contact points swing of sprocket wheel 18, prevent that valve plate 4 is stuck with chain 17.On this basis, also can be further the center of the center of valve plate suspension arrangement middle sprocket 18 and one of them support roller 19 be arranged on the position that is centered close to same vertical line with the glasses valve stream (as shown in Figure 2), like this, when the contact position fouling between support roller 19 and the guiding element 16, valve plate 4 can guarantee that around the sprocket wheel 18 and the swing of chain 17 contact pointss the valve plate sealing station of these valve plate 4 relative its settings does not produce obvious deflection under the effect of sprocket chain strip transmission mechanism.
In addition, as shown in Figure 1, the present invention has also carried out following improvement to the structure of the bellows bit shift compensation device 9 of the movable valve seat of glasses valve: described movable valve seat 5 is provided with bellows bit shift compensation device with suction tude 10, this bellows bit shift compensation device is connected with intake interface 11 with bellows bit shift compensation device on being arranged on housing 1 with the input end of suction tude 10, and output terminal is then by communicating with the inner chamber of bellows bit shift compensation device 9 with fitting surface between first pipeline 2 at movable valve seat 5.Like this, promptly be that the inner chamber of bellows bit shift compensation device 9 is communicated with intake interface 11 with bellows bit shift compensation device on the housing 1 with suction tude 10 by the bellows bit shift compensation device that is arranged in the housing 1, in the glasses valve using process, import gases (being preferably nitrogen) to bellows bit shift compensation device with intake interface 11 by external air source, enter the inner chamber of bellows bit shift compensation device 9 thus by the air pressure prevention dust that in bellows bit shift compensation device 9 inner chambers, forms, the working life of improving bellows bit shift compensation device 9.Bellows bit shift compensation device preferably is provided with by said structure with suction tude 10, the fitting surface place that so in fact also is equivalent between the movable valve seat 5 and first pipeline 2 has set up place hermetic seal, can effectively stop dust to enter the inner chamber of bellows bit shift compensation device 9.But to those skilled in the art, bellows bit shift compensation device also can not be arranged on the movable valve seat 5 with suction tude 10, but is directly connected between bellows bit shift compensation device 9 and the housing 1.
As shown in Figure 1, the axial actuating mechanism of the movable valve seat of glasses valve is concrete among the present invention adopts following structure: the axial actuating mechanism of the movable valve seat of glasses valve comprises that executing device and being connected this outside housing 1 execute driving component between device and the movable valve seat 5, described driving component comprise at least three parallel with first pipeline 2 and along the uniform transmission shaft 1201 of first pipeline, 2 peripheries, one end of these transmission shafts 1201 stretches out 1 outer also connection of housing and executes device, and the other end is connected with movable valve seat 5 respectively; All be with pressure spring 1202 on each transmission shaft 1201, the two ends of pressure spring 1202 contact with housing 1 with movable valve seat 5 respectively.Adopt the above-mentioned device of executing to add the composite structure of compressing spring 1202, carry out unclamping of glasses valve valve plate and compress operation by executing device, it is the master that sealing then relies on pressure spring 1202, execute device is auxilliary, has complementary capabilities strong (compensating the asynchronous influence of each transmission shaft 1201 axial motion), the reliable sealing advantage to the valve plate sealability.Wherein, between described transmission shaft 1201 and the housing 1 dynamic seal apparatus 22 is set preferably, (this glasses valve can be designed to " totally-enclosed " formula glasses valve with the overall tightness that improves glasses valve, promptly outside the sealing by valve plate, valve seat place, also further prevent the leakage of glasses valve internal gas) by housing 1.In addition, be applied to the uniformity of power on the movable valve seat 5, but the end of each transmission shaft 1201 is all passed movable valve seat 5 and is connected the reverse limit stoper 23 of axial adjustment for ease of each transmission shaft 1201 when unclamping valve plate 4.Described reverse limit stoper 2 can 3 adopts postive stop baffles or stop nut etc.By regulating the axial position of each reverse limit stoper 23 in corresponding transmission shaft 1201 ends, can compensate the asynchronous problem of each transmission shaft 1201 axial motion, the valve seat 5 that innervates is evenly stressed.
In addition, as shown in Figure 1, 2, the present invention also is positioned at its sealing ring flat-plate on described movable valve seat 5 and fixed valve base 6 inboard is provided with water cooling plant, and the input end of this water cooling plant and output terminal are connected with drainage interface with water inlet interface 15 on being arranged on housing 1 by intake pipe 13 and waste pipe 14 respectively.Concrete, movable valve seat 5 is provided with described water cooling plant, and this water cooling plant comprises the annular water cooling tube 20 around first pipeline 2 is provided with and two ends are connected with waste pipe 14 with intake pipe 13 respectively; And fixed valve base 6 is provided with described water cooling plant, and this water cooling plant comprises the annular water cooling tube 20 around second pipeline 3 is provided with and two ends are connected with waste pipe 14 with intake pipe 13 respectively.From Fig. 1, can know and find out, when annular inflatable casing 5a and annular inflatable casing 6a are set in glasses valve, annular water cooling tube 20 lays respectively among annular inflatable casing 5a and the annular inflatable casing 6a just, and the lower right corner of annular water cooling tube 20 close annular inflatable casing 5a (is reference with Fig. 1), the lower left corner of annular water cooling tube 20 close annular inflatable casing 6a (is reference with Fig. 1), so just make the main sealing part of glasses valve obtain cooling off more fully, improve the sealability of eyes valve in high temperature condition.Certainly, even there is not to be provided with the venting gas appliance that comprises the annular inflatable casing in these eyes valve, still can the above-mentioned water cooling plant of independent setting.
From Fig. 1,2, it can also be seen that, on the movable valve seat 5 of glasses valve of the present invention drag hook 26 is installed also, this drag hook 26 cooperatively interacts with the draw-in groove that is connected on the valve plate 4, when court under the drive of movable valve seat 5 at axial actuating mechanism compresses the direction motion of valve plate 4, therefore this draw-in groove does not contact with drag hook 26, motion that can obstruction activity valve seat 5; When under the drive of movable valve seat 5 at axial actuating mechanism when breaking away from the direction motion of valve plate 4, drag hook 26 first unrestricted motion certain distances, then contact and realize the drawknot of drag hook 26 and draw-in groove again with draw-in groove, at this moment, movable valve seat 5 will apply pulling force with draw-in groove to valve plate 4 by this drag hook 26, and then valve plate 4 and sealing ring flat-plate 601 on the fixed valve base 6 are broken away from, seal ring 401 and 601 frictional losss of sealing ring flat-plate when avoiding drive valve plate 4 then on the valve plate 4.
Claims (10)
1. glasses valve comprises:
Housing (1), first pipeline (2) and second pipeline (3) that are used to constitute this glasses valve stream are installed in the described housing (1), constitute the gap that can supply valve plate (4) to pass through between the inlet of the outlet of described first pipeline (2) and second pipeline (3);
Valve plate (4), the surface of described valve plate (4) has and is used for respectively realizing conducting and blind bore face (4a) and real face (4b) between the inlet of the outlet of first pipeline (2) and second pipeline (3), and all is equipped with on the both side surface of this valve plate (4) respectively along the seal ring of one deck at least (401) of the outer rim setting of described hole face (4a) and real face (4b);
Valve plate guiding driving mechanism, described valve plate (4) are installed in by this valve plate guiding driving mechanism that housing (1) is gone up and realize switching under conducting and the sealing two states between the inlets of selectable outlet at first pipeline (2) under the control of this valve plate guiding driving mechanism and second pipeline (3);
Movable valve seat (5), described movable valve seat (5) is nested with at first pipeline (2) through dynamic seal (7) and goes up and in the axial motion of the effect lower edge of axial actuating mechanism first pipeline (2), have on this activity valve seat (5) with valve plate (4) one side surfaces on seal ring (401) carry out the sealing ring flat-plate (501) that crush seal cooperates; And
Fixed valve base (6), described fixed valve base (6) are fixed on second pipeline (3) and have with the lip-deep seal ring of valve plate (4) opposite side (401) and carry out the sealing ring flat-plate (601) that crush seal cooperates;
It is characterized in that,
Described valve plate guiding driving mechanism comprises the valve plate suspension arrangement that is arranged on valve plate (4) top and is used to drive this valve plate (4) horizontal motion, and, be arranged on valve plate (4) below and when valve plate (4) horizontal motion, on glasses valve stream axial, described valve plate (4) carried out spacing valve plate guiding device;
Described valve plate suspension arrangement comprises the guiding element (16) that is fixed on valve plate (4) top, this guiding element (16) has a pair of last horizontally-guided face (1601) that is parallel to each other and following horizontally-guided face (1602), described going up is equipped with the chain (17) that extends along last horizontally-guided face (1601) length direction on the horizontally-guided face (1601), described horizontally-guided face (1602) down supports by the support roller (19) that is disposed on along valve plate horizontal motion direction on the housing (1), sprocket wheel (18) with described chain (17) engagement driving also is installed on this housing (1), and the rotating shaft of this sprocket wheel (18) connects rotating driving device.
2. glasses valve as claimed in claim 1, it is characterized in that: described valve plate guiding device comprise be fixed on valve plate (4) bottom and the glasses valve stream axially on before and after first limited part (24a) and second limited part (24b) that are oppositely arranged, be fixed with the first spacing guiding element (25a) and the second spacing guiding element (25b) that cooperate with first limited part (24a) and second limited part (24b) respectively on the described housing (1), the described first spacing guiding element (25a) prevents axial proal first position-limiting unit of valve plate (4) along the glasses valve stream with first limited part (24a) formation, and the described second spacing guiding element (25b) prevents second position-limiting unit that axially backward move of valve plate (4) along the glasses valve stream with second limited part (24b) formation.
3. glasses valve as claimed in claim 1 is characterized in that: be connected with the bellows bit shift compensation device (9) that is nested with on first pipeline (2) between described movable valve seat (5) and the housing (1); Movable valve seat (5) is provided with bellows bit shift compensation device suction tude (10), this bellows bit shift compensation device is connected with intake interface (11) with bellows bit shift compensation device on being arranged on housing (1) with the input end of suction tude (10), and output terminal then communicates with the inner chamber of bellows bit shift compensation device (9) with fitting surface between first pipeline (2) by being positioned at movable valve seat (5).
4. glasses valve as claimed in claim 1 is characterized in that: described axial actuating mechanism comprises that being positioned at outer the executing device and be connected this of housing (1) executes driving component between device and the movable valve seat (5); Described driving component comprise at least three parallel with first pipeline (2) and along the uniform transmission shaft (1201) of first pipeline (2) periphery, one end of these transmission shafts (1201) stretches out outer also connection of housing (1) and executes device, and the other end is connected with movable valve seat (5) respectively; All be with pressure spring (1202) on each transmission shaft (1201), the two ends of pressure spring (1202) contact with housing (1) with movable valve seat (5) respectively.
5. glasses valve as claimed in claim 4 is characterized in that: be provided with dynamic seal apparatus (22) between described transmission shaft (1201) and the housing (1).
6. glasses valve as claimed in claim 4 is characterized in that: movable valve seat (5) is all passed but and the reverse limit stoper (23) of connection axial adjustment in the end of described each transmission shaft (1201).
7. glasses valve as claimed in claim 1, it is characterized in that: the inboard that is positioned at its sealing ring flat-plate on described movable valve seat (5) and/or the fixed valve base (6) is provided with water cooling plant, and the input end of this water cooling plant and output terminal are connected with drainage interface with water inlet interface (15) on being arranged on housing (1) by intake pipe (13) and waste pipe (14) respectively.
8. glasses valve as claimed in claim 7, it is characterized in that: if movable valve seat (5) is provided with described water cooling plant, then this water cooling plant comprises the annular water cooling tube (20) around first pipeline (2) is provided with and two ends are connected with waste pipe (14) with intake pipe (13) respectively; And/or, if fixed valve base (6) is provided with described water cooling plant, then this water cooling plant comprises the annular water cooling tube (20) around second pipeline (3) is provided with and two ends are connected with waste pipe (14) with intake pipe (13) respectively.
9. glasses valve valve plate guiding driving mechanism, it is characterized in that: comprise the valve plate suspension arrangement that is arranged on valve plate (4) top and is used to drive this valve plate (4) horizontal motion, and, be arranged on valve plate (4) below and when valve plate (4) horizontal motion, along on the glasses valve path direction described valve plate (4) being carried out spacing valve plate guiding device;
Described valve plate suspension arrangement comprises the guiding element (16) that is fixed on valve plate (4) top, this guiding element (16) has a pair of last horizontally-guided face (1601) that is parallel to each other and following horizontally-guided face (1602), described going up is equipped with the chain (17) that extends along last horizontally-guided face (1601) length direction on the horizontally-guided face (1601), described horizontally-guided face (1602) down supports by the support roller (19) that is disposed on along valve plate horizontal motion direction on the housing (1), sprocket wheel (18) with described chain (17) engagement driving also is installed on this housing (1), and the rotating shaft of this sprocket wheel (18) connects rotating driving device.
10. glasses valve valve plate guiding driving mechanism as claimed in claim 9, it is characterized in that: described valve plate guiding device comprise be fixed on valve plate (4) bottom and the glasses valve stream axially on before and after first limited part (24a) and second limited part (24b) that are oppositely arranged, be fixed with the first spacing guiding element (25a) and the second spacing guiding element (25b) that cooperate with first limited part (24a) and second limited part (24b) respectively on the described housing (1), the described first spacing guiding element (25a) prevents axial proal first position-limiting unit of valve plate (4) along the glasses valve stream with first limited part (24a) formation, and the described second spacing guiding element (25b) prevents second position-limiting unit that axially backward move of valve plate (4) along the glasses valve stream with second limited part (24b) formation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310108357.7A CN103225699B (en) | 2013-03-29 | 2013-03-29 | Glasses valve and valve plate guide drive mechanism thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310108357.7A CN103225699B (en) | 2013-03-29 | 2013-03-29 | Glasses valve and valve plate guide drive mechanism thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103225699A true CN103225699A (en) | 2013-07-31 |
| CN103225699B CN103225699B (en) | 2015-09-09 |
Family
ID=48836264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310108357.7A Active CN103225699B (en) | 2013-03-29 | 2013-03-29 | Glasses valve and valve plate guide drive mechanism thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103225699B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104864106A (en) * | 2015-05-26 | 2015-08-26 | 柳州钢铁股份有限公司 | Metal hard sealing butterfly valve with moving valve seat |
| CN104896126A (en) * | 2015-06-17 | 2015-09-09 | 山西太钢工程技术有限公司 | Gas cutting-off device and operation method thereof |
| CN107269868A (en) * | 2017-07-19 | 2017-10-20 | 浙江日高阀门有限公司 | A kind of electric high-temperature water-cooled blank-plate valve |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5667196A (en) * | 1994-02-23 | 1997-09-16 | Zimmermann & Jansen Gmbh | Slide valve to close large fluid conduits, in particular double-disk slide valve |
| CN2618009Y (en) * | 2003-04-24 | 2004-05-26 | 武汉钢铁设计研究总院 | Gas pipe separating connector |
| CN201013944Y (en) * | 2007-02-13 | 2008-01-30 | 邢建栋 | Totally-enclosed large differential pressure start and stop glasses valve |
| CN201037548Y (en) * | 2007-06-19 | 2008-03-19 | 邢建栋 | Novel valve plate for horizontal eyeglass valve |
| KR100874051B1 (en) * | 2007-08-29 | 2008-12-12 | 현대제철 주식회사 | Goggle valve for charging apparatus |
| CN101571199A (en) * | 2009-04-30 | 2009-11-04 | 武汉策尔曼自动化设备有限公司 | Eyeglass-type shutoff valve |
| CN202402675U (en) * | 2011-12-30 | 2012-08-29 | 启东市冶金机械有限公司 | Valve plate pressurization sealing type glasses valve |
-
2013
- 2013-03-29 CN CN201310108357.7A patent/CN103225699B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5667196A (en) * | 1994-02-23 | 1997-09-16 | Zimmermann & Jansen Gmbh | Slide valve to close large fluid conduits, in particular double-disk slide valve |
| CN2618009Y (en) * | 2003-04-24 | 2004-05-26 | 武汉钢铁设计研究总院 | Gas pipe separating connector |
| CN201013944Y (en) * | 2007-02-13 | 2008-01-30 | 邢建栋 | Totally-enclosed large differential pressure start and stop glasses valve |
| CN201037548Y (en) * | 2007-06-19 | 2008-03-19 | 邢建栋 | Novel valve plate for horizontal eyeglass valve |
| KR100874051B1 (en) * | 2007-08-29 | 2008-12-12 | 현대제철 주식회사 | Goggle valve for charging apparatus |
| CN101571199A (en) * | 2009-04-30 | 2009-11-04 | 武汉策尔曼自动化设备有限公司 | Eyeglass-type shutoff valve |
| CN202402675U (en) * | 2011-12-30 | 2012-08-29 | 启东市冶金机械有限公司 | Valve plate pressurization sealing type glasses valve |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104864106A (en) * | 2015-05-26 | 2015-08-26 | 柳州钢铁股份有限公司 | Metal hard sealing butterfly valve with moving valve seat |
| CN104896126A (en) * | 2015-06-17 | 2015-09-09 | 山西太钢工程技术有限公司 | Gas cutting-off device and operation method thereof |
| CN104896126B (en) * | 2015-06-17 | 2017-05-24 | 山西太钢工程技术有限公司 | Gas cutting-off device and operation method thereof |
| CN107269868A (en) * | 2017-07-19 | 2017-10-20 | 浙江日高阀门有限公司 | A kind of electric high-temperature water-cooled blank-plate valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103225699B (en) | 2015-09-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201795068U (en) | Flexibly sealed gate valve | |
| CN103225699A (en) | Glasses valve and valve plate guide drive mechanism thereof | |
| CN203176402U (en) | Glasses valve and bellows displacement compensating device for movable valve seat of glasses valve | |
| CN203176401U (en) | Glasses valve and axial driving mechanism of movable valve seat thereof | |
| CN103410992A (en) | Totally-closed spectacle type intercepting valve | |
| CN108825923A (en) | Novel simple water hammer cancellation element | |
| CN203431296U (en) | Glasses valve and valve seat water-cooling device for same | |
| CN103216634A (en) | Glasses valve and valve base thereof | |
| TW200504875A (en) | Pressure reduction apparatus, pressure reduction method, and pressure regulation valve | |
| CN109609712B (en) | Method for carrying out hot stuffy treatment on steel slag by utilizing vertical steel slag stuffy pot | |
| CN203954884U (en) | Thermal-insulating type hot precipitator in a kind of | |
| CN202646764U (en) | Special high-temperature high-pressure oxygen ball valve | |
| CN204854319U (en) | Two -way lamination formula sealing device | |
| CN209725227U (en) | A kind of dedicated butterfly valve of novel VOCs and RTO exhaust treatment system | |
| CN208816920U (en) | A kind of big stroke vacuum pipe expansion joint device | |
| CN202756832U (en) | Combined sealing type bellows compensator | |
| CN201030429Y (en) | Ladle bottom flexible encapsulation flow guiding cover device | |
| CN204647467U (en) | Gas cooler and mechanical type explosion-proof valve thereof | |
| CN207066094U (en) | Rotary kiln sealing device | |
| CN105570501A (en) | Novel gas pressure stabilizing and unloading valve | |
| KR100598995B1 (en) | High Efficiency Oil Removing Filter with Guide Vane of Porosity shape | |
| CN205371654U (en) | Filter butterfly valve | |
| CN219452493U (en) | Piston ring type sealed centrifugal fan | |
| CN214662297U (en) | High-performance safety valve for ship | |
| CN209262342U (en) | A kind of high-pressure unloading valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |