CN110319221A - Dual-valve body expansion driven core pipe valve - Google Patents
Dual-valve body expansion driven core pipe valve Download PDFInfo
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- CN110319221A CN110319221A CN201810275723.0A CN201810275723A CN110319221A CN 110319221 A CN110319221 A CN 110319221A CN 201810275723 A CN201810275723 A CN 201810275723A CN 110319221 A CN110319221 A CN 110319221A
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- sleeve
- valve
- valve body
- interlayer
- pipe
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/22—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution
- F16K3/24—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/22—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution
- F16K3/24—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members
- F16K3/26—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members with fluid passages in the valve member
- F16K3/262—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members with fluid passages in the valve member with a transverse bore in the valve member
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
- F16K3/312—Line blinds
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K41/00—Spindle sealings
- F16K41/10—Spindle sealings with diaphragm, e.g. shaped as bellows or tube
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Multiple-Way Valves (AREA)
Abstract
Dual-valve body expansion driven core pipe valve of the invention, the valve core tube for being wrapped in outer valve inner cavity are the coaxial sleeve II through the sleeve I of valve body, body cavity and valve body of fixing piece；There is axial interlayer in the middle part of valve core tube, the axially adjacent both sides of interlayer are at least one recirculation hole of input section and deferent segment respectively；Ring-shaped valve seats around at least one sleeve throat of the annular spool and sleeve I and sleeve II of interlayer constitutes sealing pair；Input section and sleeve I and deferent segment and sleeve II are that shaft hole mode cooperates the setting of its at least one engaging portion to seal；Difference >=0 of the outer diameter of input section and deferent segment；The ripple blind pipe or annular corrugated blind pipe with heating rod of the refrigerant containing saturation are axially set between at least one sleeve end face of sleeve I and sleeve II and corresponding outer valve inner face；Under the effect of both direction potential energy, valve body is in the mobile realization opening and closing of outer body cavity axial reciprocating and power and energy.It is safe, reliable, efficient, energy saving, multi-functional.
Description
Technical field
Dual-valve body expansion driven core pipe valve belongs to valve field, is double in the core pipe stem nut series of my original invention
The subfamily of valve body core pipe valve plate block is related to opening and closing valve, quick action emergency valve.
Background technique
Currently, can satisfy the opening and closing using micro driven by energy valve without a kind of valve mechanism, moreover it is possible to accomplish superpressure
Shi Zili emergency cut-off, meanwhile, adapt to the long-range control at empty day or deep-sea.
Summary of the invention
The object of the present invention is to provide dual-valve body expansion driven core pipe valves, meet production, safety and the section of extraordinary operating condition
The needs of energy.
Dual-valve body expansion driven core pipe valve is mainly technically characterized by: the valve core tube for being wrapped in outer valve inner cavity is solid
Determine the coaxial sleeve II through the sleeve I of valve body, body cavity and valve body of part；There is axial interlayer in the middle part of valve core tube, every
Layer is made of the intermediate pipeline section of the valve core tube of kernel and kernel radial radiation；The axially adjacent both sides of interlayer be respectively input section and
At least one recirculation hole of deferent segment；Annular spool and at least one sleeve throat of sleeve I and sleeve II around interlayer
Ring-shaped valve seats constitutes sealing pair；Input section and sleeve I and deferent segment and sleeve II are that shaft hole mode cooperates its at least one engaging portion
Difference >=0 of the outer diameter of setting sealing, input section and deferent segment；At least one of input section and sleeve I and deferent segment and sleeve II
Engaging portion setting installs heating rod in the annular corrugated blind pipe of the refrigerant containing saturation containing the annular corrugated blind pipe for being saturated refrigerant；
Under the action of both direction potential energy, valve body is in the mobile realization opening and closing of outer body cavity axial reciprocating, emergency cut-off.
The technical characteristics of dual-valve body expansion driven core pipe valve are also possible to: the spool for being wrapped in outer valve inner cavity
Pipe is the coaxial sleeve II through the sleeve I of valve body, body cavity and valve body of fixing piece；There is axial direction in the middle part of valve core tube
Interlayer, interlayer are made of the intermediate pipeline section of the valve core tube of kernel and kernel radial radiation；The axially adjacent both sides of interlayer are respectively
At least one of input section and deferent segment recirculation hole；Around the annular spool and sleeve I of interlayer and at least one sleeve of sleeve II
The ring-shaped valve seats of pipe throat constitutes sealing pair；Input section and sleeve I and deferent segment and sleeve II be shaft hole mode cooperate its at least one
Difference >=0 of the outer diameter of a engaging portion setting sealing, input section and deferent segment；At least one sleeve end face of sleeve I and sleeve II
The ripple blind pipe of the refrigerant containing saturation is axially set between corresponding outer valve inner face, and the ripple of the refrigerant containing saturation is blind
Heating rod is installed in pipe；Under the action of both direction potential energy, valve body opens and closes, tightly in mobile realize of outer body cavity axial reciprocating
It is eager disconnected.
The annular corrugated blind pipe of the refrigerant containing saturation is both sealing element and expansion drive moving part.
The valve core tube for being wrapped in outer valve inner cavity is perpendicular to ground.
Iron block is arranged at least one sleeve end face of the sleeve I and sleeve II, and the inner face of corresponding outer valve is set
Set permanent magnet.
The interlayer is made of the intermediate pipeline section of the valve core tube of kernel and kernel radial radiation, can be it is integrated, can also
To be that kernel is axially forced to two of valve core tube parts and is constituted；Two axial end faces of the interlayer kernel are ligulate triangle slopes
Conveyance capacity is improved from interflow is diverted in face to greatest extent, realizes that medium flow direction is steady, flow resistance is small, low pressure loss；In interlayer
Two axial end faces of core can be spherical surface, is also possible to arc lower guide surface, can also be plane, concave surface and the conical surface.
Axially it is arranged between at least one sleeve end face of the sleeve I and sleeve II and corresponding outer valve inner face
Compressed spring.
The annular spool sealing surface is unidirectional slope surface, is also possible to two-way slope surface, can also be arc slope, the gradient
It is best >=8 degree, prevent ring-shaped valve seats and annular spool self-locking.
Ball is set between the annular inner wall of the outer valve and the annular outer wall of valve body.
At least one sleeve of the sleeve I and sleeve II has a liner of tubular, tubular liner be located at sleeve throat just with
Ring-shaped valve seats is integrally formed.
In conclusion dual-valve body expansion driven core pipe valve of the invention has the active effect that
1, structure is simple, convenient for manufacture；
2, without external leakage；
3, ring packing valve seat and annular spool are axial straight contacts, few to rub, and sealing effect is good；
4, long service life, cost performance are high；
5, extraordinary operating condition is adapted to；
6, valve body is turned off formula to medium flow field as opening and closing element when closing valve, and opening and closing resistance is small；
Even if operability can be still good 7, under high-pressure medium state；
8, safety, highly reliable.
Detailed description of the invention
Attached drawing 1,2 is the full the schematic diagram of the section structure in longitudinal direction of first embodiment of the invention.
Attached drawing 3,4 is the full the schematic diagram of the section structure in longitudinal direction of second embodiment of the invention.
Attached drawing 5,6,7 is the full the schematic diagram of the section structure in longitudinal direction of third embodiment of the invention.
Attached drawing 8,9,10 is the full the schematic diagram of the section structure in longitudinal direction of four embodiment of the invention.
Attached drawing 11,12 is the full the schematic diagram of the section structure in longitudinal direction of fifth embodiment of the invention.
Attached drawing 13,14 is the full the schematic diagram of the section structure in longitudinal direction of sixth embodiment of the invention.
1- valve core tube, 1 '-input section, 1 in figure "-deferent segment, 100- interlayer, 100 '-ligulate triangle slope surfaces, 101-
Annular spool, 103- recirculation hole, 2- valve body, 2 '-sleeve I, 2 "-sleeve II, the inner cavity 200-, 201- ring-shaped valve seats, 300- waves
Line seals, the ripple blind pipe of 309- refrigerant containing saturation, the annular corrugated blind pipe of the 309 '-refrigerants containing saturation, 4- pressure
Contracting spring, 509- permanent magnet, 509 "-iron block, 707- ball, 8- outer valve, 8 '-inner cavities, 902- heating rod.
Specific embodiment
Embodiment one
Referring to attached drawing 1,2, dual-valve body expansion driven core pipe valve described in the present embodiment, closed type, for opening and closing；The packet
The valve core tube 1 for being wrapped in 8 inner cavity 8 ' of outer valve is that fixing piece is coaxial from bottom to up through the sleeve I of valve body 2 perpendicular to ground
2 ', 2 inner cavity 200 of valve body and valve body 2 sleeve II 2 "；Have axial interlayer 100 in the middle part of valve core tube 1, interlayer 100 by kernel and
The intermediate pipeline section of the valve core tube 1 of kernel radial radiation is constituted, and two axial end faces of 100 kernel of interlayer are ligulate triangle slope surfaces
100′；The axially adjacent both sides of interlayer 100 are input section 1 ' and deferent segment 1 respectively " two radial recirculation holes 103；Around every
101 sealing surface of annular spool of layer 100 is two-way slope surface and sleeve II 2, and " ring-shaped valve seats 201 of throat constitutes sealing pair；Input
Section 1 ' is that shaft hole mode cooperates with sleeve I 2 ' and deferent segment 1 " with sleeve II 2 ", deferent segment 1 " with sleeve II 2 ' engaging portion setting
Bellows seal 300, input section 1 ' and sleeve I 2 ' engaging portion setting refrigerant containing saturation annular corrugated blind pipe 309 ',
The interior installation heating rod 902 of annular corrugated blind pipe 309 ' of the refrigerant containing saturation；Sleeve II 2 " has the liner of tubular；Outer valve 8
Ball 707 is set between annular inner wall and the annular outer wall of valve body 2.
Shown in attached drawing 1, be in off state, since the self weight of valve body 2 is sagging, sleeve II 2 " ring-shaped valve seats 201 of throat with
Annular spool 101 is closely affixed.
Shown in attached drawing 2, be open state, at this point, connect heating rod 902 power supply, containing saturation refrigerant it is annular corrugated
The interior saturation refrigerant heats expansion of blind pipe 309 ' generates the self weight that pressure initiation is greater than valve body 2 to the thrust of I 2 ' end face of sleeve,
Valve body 2 is axial to be moved up, the stream of sleeve II 2 " ring-shaped valve seats 201 of throat leaves annular spool 101, input section 1 ' and deferent segment 1 "
Through-hole 103 and inner cavity 200 penetrate through, flow of media.
Embodiment two
Referring to attached drawing 3,4, dual-valve body expansion driven core pipe valve described in the present embodiment, open type, for opening and closing；The packet
The valve core tube 1 for being wrapped in 8 inner cavity 8 ' of outer valve is that fixing piece is coaxial from bottom to up through the sleeve I of valve body 2 perpendicular to ground
2 ', 2 inner cavity 200 of valve body and valve body 2 sleeve II 2 "；Have axial interlayer 100 in the middle part of valve core tube 1, interlayer 100 by kernel and
The intermediate pipeline section of the valve core tube 1 of kernel radial radiation is constituted, and two axial end faces of 100 kernel of interlayer are ligulate triangle slope surfaces
100′；" there are two radial recirculation holes 103 for input section 1 ' and deferent segment 1；The sealing surface of annular spool 101 be two-way slope surface with
The ring-shaped valve seats 201 of I 2 ' throat of sleeve constitutes sealing pair；Deferent segment 1 " with sleeve II 2 ' engaging portion be arranged bellows seal
300, input section 1 ' and sleeve I 2 ' engaging portion setting refrigerant containing saturation annular corrugated blind pipe 309 ', the refrigerant containing saturation
The interior installation heating rod 902 of annular corrugated blind pipe 309 '；Sleeve II 2 " has the liner of tubular；The annular inner wall and valve of outer valve 8
Ball 707 is set between the annular outer wall of body 2.
It is open state, since the self weight of valve body 2 is sagging, the ring-shaped valve seats 201 of I 2 ' throat of sleeve is left shown in attached drawing 3
Annular spool 101, input section 1 ' and deferent segment 1 " recirculation hole 103 and inner cavity 200 penetrate through, flow of media.
Shown in attached drawing 4, be in off state, at this point, connect heating rod 902 power supply, containing saturation refrigerant it is annular corrugated
The interior saturation refrigerant heats expansion of blind pipe 309 ' generates the self weight that pressure initiation is greater than valve body 2 to the thrust of I 2 ' end face of sleeve,
Valve body 2 is axial to be moved up, and ring-shaped valve seats 201 and the annular spool 101 of I 2 ' throat of sleeve are closely affixed.
Embodiment three
Referring to attached drawing 5,6,7, dual-valve body expansion driven core pipe valve described in the present embodiment, for emergency cut-off, opening and closing；Institute
Stating and being wrapped in the valve core tube 1 of 8 inner cavity 8 ' of outer valve is that fixing piece is coaxial from bottom to up through the sleeve of valve body 2 perpendicular to ground
Pipe I 2 ', the sleeve II 2 of 2 inner cavity 200 of valve body and valve body 2 "；There is axial interlayer 100 in the middle part of valve core tube 1, interlayer 100 is by kernel
It is constituted with the intermediate pipeline section of the valve core tube 1 of kernel radial radiation, two axial end faces of 100 kernel of interlayer are ligulate triangle slope surfaces
100′；" there are two radial recirculation holes 103 for input section 1 ' and deferent segment 1；101 sealing surface of annular spool is arc slope and sleeve
" ring-shaped valve seats 201 of throat constitutes sealing pair to pipe II 2；Input section 1 ' and sleeve I 2 ' engaging portion bellows seal is set
300, deferent segment 1 " with sleeve II 2 ' engaging portion setting refrigerant containing saturation annular corrugated blind pipe 309 ', the refrigerant containing saturation
The interior installation heating rod 902 of annular corrugated blind pipe 309 '；1 ' outer diameter of input section is less than deferent segment 1 " outer diameter, therefore, 200 axis of inner cavity
To two end faces, there are pressure differences；Compressed spring 4 is set between I 2 ' end face of sleeve and corresponding 8 inner face of outer valve.
It is open state shown in attached drawing 5, pipe network pressure medium is normal, and the pressure difference of axial two end faces in inner cavity 200 is formed
Thrust be less than the elastic force of compressed spring 4, valve body 2 is in the open position always, and " ring-shaped valve seats 201 of throat leaves sleeve II 2
Annular spool 101, input section 1 ' and deferent segment 1 " recirculation hole 103 and inner cavity 200 penetrate through, flow of media.
It shown in attached drawing 6, is in off state, at this point, ductwork pressure exception superelevation, the pressure of axial two end faces in inner cavity 200
The thrust superelevation that difference is formed is in the elastic force of compressed spring 4, axial sagging, the sleeve II 2 " ring-shaped valve seats 201 and ring of throat of valve body 2
Shape spool 101 is closely affixed, emergency cut-off pressure source, prevent hyperpressure medium enter downstream, prevent equipment and pipeline by
It destroys, personnel and environment are on the hazard；When pipe network pressure medium restores normal, it is axial that the elastic force of compressed spring 4 will push valve body 2
Return, it is in the open state.
It shown in attached drawing 7, is in off state, at that time, needs to close valve, connect the power supply of heating rod 902, refrigeration containing saturation
The interior saturation refrigerant heats expansion of the annular corrugated blind pipe 309 ' of agent generates pressure initiation, and to sleeve II 2, " thrust of end face is big
In the elastic force of compressed spring 4, valve body 2 axial sagging, sleeve II 2 " ring-shaped valve seats 201 of throat and the close phase of annular spool 101
Patch.
Example IV
Referring to attached drawing 8,9,10, dual-valve body expansion driven core pipe valve described in the present embodiment, open type is opened for two-way
It closes；The valve core tube 1 for being wrapped in 8 inner cavity 8 ' of outer valve be the coaxial sleeve I 2 through valve body 2 of fixing piece ', in valve body 2
Chamber 200 and valve body 2 sleeve II 2 "；There is axial interlayer 100 in the middle part of valve core tube 1, interlayer 100 is by kernel and kernel radial spoke
The intermediate pipeline section for the valve core tube 1 penetrated is constituted, and two axial end faces of 100 kernel of interlayer are spherical surfaces；Input section 1 ' and deferent segment 1 "
There are four radial recirculation holes 103；The sealing surface of annular spool 101 is arc slope and II 2 " throat of sleeve I 2 ' and sleeve
Ring-shaped valve seats 201 constitutes sealing pair；The engaging portion of input section 1 ' and sleeve I 2 ' and deferent segment 1 " with sleeve II 2 " is respectively provided with wave
Line seals 300；" end face is axially set between corresponding 8 inner face of outer valve respectively for I 2 ' end face of sleeve and sleeve II 2
The ripple blind pipe 309 of the refrigerant containing saturation is set, is respectively mounted heating rod 902 in the ripple blind pipe 309 of two refrigerants containing saturation；Sleeve
Pipe I 2 ' and sleeve II 2 " have the liner of tubular.
It is open state shown in attached drawing 8, the elastic force and convergent force of the ripple blind pipe 309 of the refrigerant containing saturation on both sides
Under the action of, valve body 2 is in the open position always, and sleeve I 2 ' " ring-shaped valve seats 201 of throat is away from annular plate valve with sleeve II 2
Core 101, input section 1 ' and deferent segment 1 " recirculation hole 103 and inner cavity 200 penetrate through, flow of media.
Shown in attached drawing 9, " the heating ripple blind pipe 309 of containing the saturation refrigerant of end face in is in off state, sleeve II 2
Stick 902 powers on, and saturation refrigerant evaporates expansion under the action of higher temperature and forms pressure promotion valve body 2 to input section 1 '
Direction is mobile, and " ring-shaped valve seats 201 of throat is closely affixed sleeve II 2 with annular spool 101, it is then possible to close power supply.
It shown in attached drawing 10, is in off state, the heating in the ripple blind pipe 309 of the refrigerant containing saturation of I 2 ' end face of sleeve
Stick 902 powers on, and saturation refrigerant evaporates expansion under the action of higher temperature and forms pressure promotion valve body 2 to deferent segment 1 "
Direction is mobile, and ring-shaped valve seats 201 and the annular spool 101 of I 2 ' throat of sleeve are closely affixed, it is then possible to close power supply.
Embodiment five
Referring to attached drawing 11,12, dual-valve body expansion driven core pipe valve described in the present embodiment, for opening and closing；It is described to be wrapped in
The valve core tube 1 of 8 inner cavity 8 ' of outer valve be fixing piece perpendicular to ground it is coaxial from bottom to up through the sleeve I 2 of valve body 2 ', valve
2 inner cavity 200 of body and valve body 2 sleeve II 2 "；There is axial interlayer 100 in the middle part of valve core tube 1, interlayer 100 is by kernel and kernel diameter
It is constituted to the intermediate pipeline section of the valve core tube 1 of radiation, two axial end faces of 100 kernel of interlayer are ligulate triangle slope surfaces 100 '；It is defeated
Entering section 1 ' and deferent segment 1, " there are two radial recirculation holes 103；The sealing surface of annular spool 101 is two-way slope surface and sleeve II 2 "
The ring-shaped valve seats 201 of throat constitutes sealing pair；Input section 1 ' and sleeve I 2 ' and deferent segment 1 " with sleeve II 2 ' engaging portion be all provided with
Set bellows seal 300；The inner face of the corresponding outer valve 8 in I 2 ' end face of sleeve and II 2 ' end face of sleeve is respectively provided with containing full
With the ripple blind pipe 309 of refrigerant, two containing saturation refrigerant ripple blind pipe 309 in be respectively mounted heating rod 902；Sleeve II 2 '
End face is installed by iron block 509 ", permanent magnet 509 is arranged in the inner face of corresponding outer valve 8；Sleeve II 2 " has the liner of tubular；
Ball 707 is set between the annular inner wall of outer valve 8 and the annular outer wall of valve body 2.
It is open state shown in attached drawing 11, connects in the ripple blind pipe 309 of I 2 ' end face of sleeve refrigerant containing saturation and heat
The power supply of stick 902 generates pressure initiation to sleeve containing the saturation refrigerant heats expansion in the ripple blind pipe 309 for being saturated refrigerant
The thrust of I 2 ' end face is greater than the self weight of valve body 2, and valve body 2 is axial to be moved up, and " ring-shaped valve seats 201 of throat leaves annular to sleeve II 2
Spool 101, input section 1 ' and deferent segment 1 " recirculation hole 103 and inner cavity 200 penetrate through, flow of media；Meanwhile permanent magnet 509
" attracting to be affixed, magnetic force is greater than the self weight of valve body 2 with iron block 509；Then, power supply is disconnected.
It shown in attached drawing 12, is in off state, connects sleeve II 2 and " heated in the ripple blind pipe 309 of end face refrigerant containing saturation
The power supply of stick 902 generates pressure initiation to sleeve containing the saturation refrigerant heats expansion in the ripple blind pipe 309 for being saturated refrigerant
II 2 " thrust of end face, which adds the self weight of valve body 2, makes iron block 509 " disengages permanent magnet 509, valve body 2 is axial to be moved down, sleeve II
2 " ring-shaped valve seats 201 with annular spool 101 of throat are closely affixed；Then, power supply is disconnected.
Embodiment six
Referring to attached drawing 13,14, dual-valve body expansion driven core pipe valve described in the present embodiment, open type, for opening and closing；It is described
Be wrapped in 8 inner cavity 8 ' of outer valve valve core tube 1 be the coaxial sleeve I 2 through valve body 2 of fixing piece ', 2 inner cavity 200 of valve body,
And valve body 2 sleeve II 2 "；Have axial interlayer 100 in the middle part of valve core tube 1, interlayer 100 by kernel and kernel radial radiation valve
The intermediate pipeline section of core pipe 1 is constituted, and two axial end faces of 100 kernel of interlayer are ligulate triangle slope surfaces 100 '；Input section 1 ' and defeated
" there are two radial recirculation holes 103 for section 1 out；The sealing surface for surrounding and being embedded in the annular spool 101 of interlayer 100 is two-way slope surface
" ring-shaped valve seats 201 of throat constitutes sealing pair with sleeve I 2 ' and sleeve II 2；Input section 1 ' and sleeve I 2 ' and deferent segment 1 "
With sleeve II 2 " engaging portion be respectively provided with bellows seal 300；I 2 ' end face of sleeve and corresponding 8 inner face of outer valve it
Between be axially arranged containing saturation refrigerant ripple blind pipe 309, containing saturation refrigerant ripple blind pipe 309 in install heating rod 902；
" compressed spring 4 is axially arranged between end face and corresponding 8 inner face of outer valve in sleeve II 2；Sleeve I 2 ' and sleeve II 2 are "
There is the liner of tubular.
It is open state, pipe network pressure medium is normal, " the thrust of end face that compressed spring 4 is to sleeve II 2 shown in attached drawing 13
It is in the open position valve body 2 always, the ring-shaped valve seats 201 of I 2 ' throat of sleeve leaves annular spool 101, input section 1 ' and defeated
Section 1 out " recirculation hole 103 and inner cavity 200 penetrate through, flow of media.
It shown in attached drawing 14, is in off state, connects the power supply of heating rod 902, in the ripple blind pipe 309 of the refrigerant containing saturation
The saturation refrigerant heats of chamber expand to form the elastic force that pressure is greater than the thrust of I 2 ' end face of sleeve compressed spring 4, valve body 2 to
" direction is mobile, and ring-shaped valve seats 201 and the annular spool 101 of I 2 ' throat of sleeve are closely affixed for deferent segment 1.
Claims (10)
1. dual-valve body expansion driven core pipe valve, which is characterized in that it is solid for being wrapped in the valve core tube (1) of outer valve (8) inner cavity (8 ')
Determine the coaxial sleeve II (2 ") through the sleeve I (2 ') of valve body (2), valve body (2) inner cavity (200) and valve body (2) of part；
Have axial interlayer (100) in the middle part of valve core tube (1), interlayer (100) by kernel and the valve core tube (1) of kernel radial radiation intermediate tube
Section is constituted；The axially adjacent both sides of interlayer (100) are at least one recirculation hole of input section (1 ') and deferent segment (1 ") respectively
(103)；Around the ring of at least one sleeve throat of the annular spool (101) Yu sleeve I (2 ') and sleeve II (2 ") of interlayer (100)
Shape valve seat (201) constitutes sealing pair；Input section (1 ') is matched with sleeve I (2 ') and deferent segment (1 ") with sleeve II (2 ") for shaft hole mode
It closes the setting of its at least one engaging portion to seal, difference >=0 of the outer diameter of input section (1 ') and deferent segment (1 ")；Input section (1 ') and sleeve
The annular corrugated blind pipe of at least one engaging portion of pipe I (2 ') and deferent segment (1 ") and sleeve II (2 ") setting refrigerant containing saturation
(309 '), the annular corrugated blind pipe (309 ') of the refrigerant containing saturation is interior to install heating rod (902)；In the effect of both direction potential energy
Under, valve body (2) is in the mobile realization opening and closing of outer valve (8) inner cavity (8 ') axial reciprocating, power and energy.
2. dual-valve body expansion driven core pipe valve, which is characterized in that it is solid for being wrapped in the valve core tube (1) of outer valve (8) inner cavity (8 ')
Determine the coaxial sleeve II (2 ") through the sleeve I (2 ') of valve body (2), valve body (2) inner cavity (200) and valve body (2) of part；
Have axial interlayer (100) in the middle part of valve core tube (1), interlayer (100) by kernel and the valve core tube (1) of kernel radial radiation intermediate tube
Section is constituted；The axially adjacent both sides of interlayer (100) are at least one recirculation hole of input section (1 ') and deferent segment (1 ") respectively
(103)；Around the ring of at least one sleeve throat of the annular spool (101) Yu sleeve I (2 ') and sleeve II (2 ") of interlayer (100)
Shape valve seat (201) constitutes sealing pair；Input section (1 ') is matched with sleeve I (2 ') and deferent segment (1 ") with sleeve II (2 ") for shaft hole mode
It closes the setting of its at least one engaging portion to seal, difference >=0 of the outer diameter of input section (1 ') and deferent segment (1 ")；Sleeve I (2 ') and sleeve
The refrigerant containing saturation is axially set between at least one sleeve end face of pipe II (2 ") and corresponding outer valve (8) inner face
Ripple blind pipe (309), the ripple blind pipe (309) of the refrigerant containing saturation is interior to install heating rod (902)；In the work of both direction potential energy
Under, valve body (2) is in the mobile realization opening and closing of outer valve (8) inner cavity (8 ') axial reciprocating, power and energy.
3. dual-valve body expansion driven core pipe valve according to claim 1 or 2, which is characterized in that interlayer (100) kernel
Two axial end faces be ligulate triangle slope surface (100 ').
4. dual-valve body expansion driven core pipe valve according to claim 1 or 2, which is characterized in that the annular spool (101)
Sealing surface be two-way slope surface.
5. dual-valve body expansion driven core pipe valve according to claim 1 or 2, which is characterized in that the annular spool (101)
Sealing surface be arc slope.
6. dual-valve body expansion driven core pipe valve according to claim 1 or 2, which is characterized in that the sleeve I (2 ') and sleeve
Iron block (509 ") are arranged at least one sleeve end face of pipe II (2 "), and permanent magnetic is arranged in the inner face of corresponding outer valve (8)
Iron (509).
7. dual-valve body expansion driven core pipe valve according to claim 1 or 2, which is characterized in that the input section (1 ') is outside
Diameter is less than deferent segment (1 ") outer diameter.
8. dual-valve body expansion driven core pipe valve according to claim 1 or 2, which is characterized in that the sleeve I (2 ') and sleeve
Compressed spring (4) are axially set between at least one sleeve end face of pipe II (2 ") and corresponding outer valve (8) inner face.
9. dual-valve body expansion driven core pipe valve according to claim 1 or 2, which is characterized in that the ring of the outer valve (8)
Ball (707) are set between shape inner wall and the annular outer wall of valve body (2).
10. dual-valve body expansion driven core pipe valve according to claim 1 or 2, which is characterized in that the sleeve I (2 ') and
At least one sleeve of sleeve II (2 ") has the liner of tubular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810275723.0A CN110319221A (en) | 2018-03-30 | 2018-03-30 | Dual-valve body expansion driven core pipe valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810275723.0A CN110319221A (en) | 2018-03-30 | 2018-03-30 | Dual-valve body expansion driven core pipe valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110319221A true CN110319221A (en) | 2019-10-11 |
Family
ID=68111361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810275723.0A Withdrawn CN110319221A (en) | 2018-03-30 | 2018-03-30 | Dual-valve body expansion driven core pipe valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110319221A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2316681A1 (en) * | 1973-04-04 | 1974-10-31 | Hubert Skibowski | SHUT-OFF AND REGULATING FITTINGS FOR HAND AND REMOTE CONTROL |
| DE2425139A1 (en) * | 1973-04-11 | 1975-11-27 | Hubert Skibowski | Connection for relatively movable pipes - has central vee connector releasable at preset tensile load and anular channels to retain fluid |
| CN1252740A (en) * | 1997-04-21 | 2000-05-10 | 斯文·埃里克·英厄马尔·哈尔托普 | Spray device with nozzle and valve |
| CN1620570A (en) * | 2001-10-02 | 2005-05-25 | 海如弗洛控股有限公司 | A check valve |
| US20050230655A1 (en) * | 2004-04-15 | 2005-10-20 | Lung-Hui Chen | Rotation speed regulating mechanism for pneumatic tools |
| CN105972238A (en) * | 2016-07-24 | 2016-09-28 | 夏育红 | Valve body moving type on-off valve for industrial pipelines |
-
2018
- 2018-03-30 CN CN201810275723.0A patent/CN110319221A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2316681A1 (en) * | 1973-04-04 | 1974-10-31 | Hubert Skibowski | SHUT-OFF AND REGULATING FITTINGS FOR HAND AND REMOTE CONTROL |
| DE2425139A1 (en) * | 1973-04-11 | 1975-11-27 | Hubert Skibowski | Connection for relatively movable pipes - has central vee connector releasable at preset tensile load and anular channels to retain fluid |
| CN1252740A (en) * | 1997-04-21 | 2000-05-10 | 斯文·埃里克·英厄马尔·哈尔托普 | Spray device with nozzle and valve |
| CN1620570A (en) * | 2001-10-02 | 2005-05-25 | 海如弗洛控股有限公司 | A check valve |
| US20050230655A1 (en) * | 2004-04-15 | 2005-10-20 | Lung-Hui Chen | Rotation speed regulating mechanism for pneumatic tools |
| CN105972238A (en) * | 2016-07-24 | 2016-09-28 | 夏育红 | Valve body moving type on-off valve for industrial pipelines |
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Application publication date: 20191011 |