CN106885016B - Temperature induction type reversal valve - Google Patents

Temperature induction type reversal valve Download PDF

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Publication number
CN106885016B
CN106885016B CN201710183078.5A CN201710183078A CN106885016B CN 106885016 B CN106885016 B CN 106885016B CN 201710183078 A CN201710183078 A CN 201710183078A CN 106885016 B CN106885016 B CN 106885016B
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Prior art keywords
spool
temperature
medium
main body
channel
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CN201710183078.5A
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CN106885016A (en
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何振东
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Priority to CN201710183078.5A priority Critical patent/CN106885016B/en
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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
    • F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
    • F16K11/10—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit
    • F16K11/20—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by separate actuating members
    • 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
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/04—Construction of housing; Use of materials therefor of sliding valves
    • F16K27/041—Construction of housing; Use of materials therefor of sliding valves cylindrical slide valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/30—Details
    • F16K3/314—Forms or constructions of slides; Attachment of the slide to the spindle
    • 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
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/002—Actuating devices; Operating means; Releasing devices actuated by temperature variation

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Temperature-Responsive Valves (AREA)

Abstract

The invention discloses a kind of temperature induction type reversal valves, belong to valve technology field.The reversal valve includes valve body, temperature-sensitive reversing valve core, temperature-sensitive changeover module and valve body blanking cover component；Valve body is equipped with medium and enters channel, cryogenic media outlet channel and high-temperature medium exit passageway；Medium enters channel, cryogenic media outlet channel and is connected to setting in valve body with one end of high-temperature medium exit passageway three；Temperature-sensitive reversing valve core is set to the position that three channels are interconnected in valve body；Temperature-sensitive changeover module is set on temperature-sensitive reversing valve core the one end for being located at high-temperature medium exit passageway；Valve body blanking cover component is set on valve body the one end for being located at high-temperature medium exit passageway.The present invention also provides another temperature induction type reversal valves.Temperature sense operating mode and non-temperature sense operating mode can be achieved in the present invention, have many advantages, such as structure is simple, manufacturing cost is cheap, appearance be cylinder three-port structure, installation and it is easy to use, to have saved water resource, application places range wide.

Description

Temperature induction type reversal valve
Technical field
It is the present invention relates to valve technology field, in particular to a kind of for being automatically switched according to the medium temperature for entering valve The temperature induction type reversal valve of medium flow channels.
Background technique
The places such as Modern Family, hotel or school can all configure domestic hot-water supply system.Hot water supply system is by leading Delivery to hot water is used end by pipe；Water temperature and conduit temperature when hot water does not use hot water for a long time using end, in conduit Degree can be cooled to ideal temperature or less；When hot water uses hot water using end, need first to release the cold water in conduit, while heat By after heating conduit, hot water can just flow out water.Will appear following problem in this way: 1) when discharging water, user will constantly feel It is inconvenient to use by judging water temperature；If 2) do not recycled to cold water, the waste of water resource will cause；If 3) returned Cold water is received, then manually cold water can only be put into container, recovery method is inconvenient.(such as: combustion gas heat especially with water heater Hydrophone, solar water heater, electric heater) provide hot water when, water heater apart from hot water using end distance farther out when, the above problem More aobvious protrusion.
Prior art discloses a kind of hot and cold water switching valves, including valve body, switching spool, switch valve core and thermal sensing valve Core, is equipped with intake tunnel, recovery approach and exhalant canal in valve body, the intake tunnel, recovery approach and exhalant canal three One end is connected to setting in valve body, switching spool be set to the position that three channels are interconnected in valve body be used in recovery approach and Switching water discharging mode between exhalant canal, switch valve core, which is set in exhalant canal, is used on or off water outlet, thermal sensing Spool is set in recovery approach for turning off the channel when water temperature is more than set temperature.It is recycled using above-mentioned hot and cold water switching valve It when cold water, needs first to open switching spool, so that water flow is flow to recovery approach from intake tunnel and be recycled, work as water flow temperature When reaching set temperature (such as 40 to 50 DEG C), thermal sensing spool in recovery approach is closed, then switching spool is gone to makes Water flow flows to the position of exhalant canal from intake tunnel, and hot water can be used by this moment turning on the switch spool.Above-mentioned hot and cold water is cut Although cold water can be recycled by changing valve, cold water is being carried out in use, needing to be manually operated switching spool every time Recycling, there are victory inconvenient for use, structure is complicated, manufacturing cost is high, installs the disadvantages of inconvenient and use environment adaptability is weak.
Summary of the invention
In order to solve existing for existing hot and cold water switching valve it is inconvenient for use it is prompt, structure is complicated, manufacturing cost is high, installation is inconvenient And use environment adaptability it is weak the disadvantages of, the present invention provides it is a kind of according to enter valve medium temperature automatically switch medium flow field The temperature induction type reversal valve in dynamic channel, including valve body, temperature-sensitive reversing valve core, temperature-sensitive changeover module and valve body blanking cover component；Institute It states valve body and enters channel, cryogenic media outlet channel and high-temperature medium exit passageway equipped with medium；The medium enter channel, Cryogenic media outlet channel is connected to setting with one end of high-temperature medium exit passageway three in the valve body；The temperature-sensitive commutation Spool is set to the position that three channels are interconnected in the valve body, in the cryogenic media outlet channel and described Switchable dielectric flow channel between high-temperature medium exit passageway；It is upper that the temperature-sensitive changeover module is set to the temperature-sensitive reversing valve core In one end of the high-temperature medium exit passageway, enter temperature sense mode or non-temperature for switching the temperature-sensitive reversing valve core Inductive mode；The valve body blanking cover component is set on the valve body one end for being located at the high-temperature medium exit passageway.
The valve body is cylindrical hollow structure, and one end of the cylindrical hollow structure is equipped with the medium and enters channel, institute The other end for stating cylindrical hollow structure is equipped with the high-temperature medium exit passageway；Outstanding there are two being set on the inside of the valve body Rank, the step are used to cooperate with the temperature-sensitive reversing valve core；It is exported on the valve body external cylindrical surface close to the high-temperature medium The side in channel is equipped with boss, and the boss is the hollow structure for penetrating through the valve body, for matching with the temperature-sensitive changeover module It closes；It is located at the boss two sides on the valve body external cylindrical surface and is respectively equipped with temperature-sensitive mode scale and non-temperature-sensitive mode scale；Institute It states and is equipped with valve inner perforation in tubular construction on valve body external cylindrical surface close to the side that the medium enters channel The cryogenic media outlet channel, and the cryogenic media outlet channel is in intracorporal two steps of the valve Between.
The temperature-sensitive reversing valve core include spool main body, the first spool, the first seal spool pad, the first valve core seal ring, Memory alloy spring, the first blanking cover, the second spool, the second seal spool pad, the second valve core seal ring, second spring, control lid, Control lid sealing ring, the second blanking cover, the first spool body seal circle and the second spool body seal circle；The spool main body is pipe Shape structure, inside are equipped with step outstanding, and step two sides are respectively equipped with cryogenic media outlet and high-temperature medium outlet, step Two sides cooperate with the first seal spool pad and the second seal spool pad respectively；First spool is set to described Enter the side in channel in spool main body positioned at the medium, and an end face of first spool is close to the spool master Intracorporal step end face；The first seal spool pad is set on first spool and leans on step end face in the spool main body On close end face；First valve core seal ring is set in the sealing ring mounting groove on the first spool external cylindrical surface；It is described Memory alloy spring is set in the spool main body, and one end of the memory alloy spring is contacted with first spool； First blanking cover, which is set in the spool main body, is located at the side that the medium enters channel, and first blanking cover and institute State another end in contact of memory alloy spring；Second spool, which is set in the spool main body, is located at high-temperature medium outlet The side in channel, the intermediate end face of second spool close to the intracorporal step end face of spool master, second spool with One end face of first spool contacts；The second seal spool pad is set on the intermediate end face of second spool；Institute The second valve core seal ring is stated in the sealing ring mounting groove on the second spool external cylindrical surface；The second spring is set to institute It states in spool main body, one end of the second spring is contacted with second spool；The control is covered on the spool main body It is interior, and another end in contact of one end of the control lid and the second spring；The control lid sealing ring is respectively arranged on institute It states in two sealing ring mounting grooves on control lid external cylindrical surface；Second blanking cover is set in the spool main body positioned at described The side of high-temperature medium exit passageway, and second blanking cover covers and controls lid sealing ring with the control and is engaged；Institute It states the first spool body seal circle and is located at the sealing that the medium enters channel side on the spool main body external cylindrical surface It encloses in mounting groove；The second spool body seal circle is set on the spool main body external cylindrical surface to go out positioned at the cryogenic media In sealing ring mounting groove between mouth and high-temperature medium outlet；The first spool body seal circle and second spool Body seal circle cooperates with intracorporal two steps of the valve respectively when the temperature-sensitive reversing valve core and the valve body cooperate.
The axial centre of second spool is hollow structure, and second spool is cylinder " convex " shape structure, described The external cylindrical surface of small cylinder boss is equipped with through the channel at boss center in cylinder " convex " shape structure；First spool is axial For hollow structure.
Alternatively, the temperature-sensitive reversing valve core includes spool main body, third spool, the first valve core seal ring, memorial alloy bullet Spring, the first blanking cover, the second valve core seal ring, second spring, control lid, control lid sealing ring, the second blanking cover, the first spool main body Sealing ring and the second spool body seal circle；The spool main body is tubular structure, and inside is equipped with step outstanding, step two Side is respectively equipped with cryogenic media outlet and high-temperature medium outlet, and the inner cylinder face of step and the external cylindrical surface of the third spool are close Envelope cooperation；The third spool is set in the spool main body side for entering channel positioned at the medium, and the third The inner cylinder face of step, which seals, in the external cylindrical surface of spool and the spool main body cooperates；First valve core seal ring and second Valve core seal ring is respectively arranged in the sealing ring mounting groove at the third spool external cylindrical surface both ends；The memory alloy spring is set In in the spool main body, and one end of the memory alloy spring is contacted with the third spool；First blanking cover is set Enter the side in channel, and first blanking cover and the memory alloy spring in being located at the medium in the spool main body Another end in contact；The second spring is set in the spool main body, one end of the second spring and the third spool Contact；The control is covered in the spool main body, and the other end of one end of the control lid and the second spring Contact；The control lid sealing ring is respectively arranged in two sealing ring mounting grooves on the control lid external cylindrical surface；Described Two blanking covers be set to the spool main body on be located at the high-temperature medium exit passageway side, and second blanking cover with it is described Control lid and control lid sealing ring are engaged；The first spool body seal circle is set on the spool main body external cylindrical surface In the sealing ring mounting groove that the medium enters channel side；The second spool body seal circle is set to the spool master It is located in the sealing ring mounting groove between the cryogenic media outlet and high-temperature medium outlet on external cylindrical surface；Described One spool body seal circle and the second spool body seal circle are in the temperature-sensitive reversing valve core and valve body cooperation time-division Do not cooperate with intracorporal two steps of the valve.
The phase transition temperature of the memory alloy spring is set according to actual use demand；The memory alloy spring is single Journey memory alloy spring, two-way memory alloy spring or whole memory alloy spring.
The third spool is cylindrical structure, and axial centre is hollow structure, is respectively equipped at its external cylindrical surface both ends Sealing ring mounting groove, centre are equipped with the medium channel for extending radially through cylindrical body.
The axial centre of first blanking cover is hollow structure；The axial centre of second blanking cover is hollow structure.
The temperature-sensitive changeover module includes cam chair, cam, changer lever, changer lever sealing ring and positioning cards；It is described convex Wheel is set in the cam chair；The changer lever passes through the cam chair and the cam；The positioning cards are set to described cut It changes on bar in the positioning cards mounting groove of the cam chair two sides；The changer lever sealing ring is respectively arranged on the changer lever On two sealing ring mounting grooves in；When the temperature-sensitive changeover module is installed on the temperature-sensitive reversing valve core, the switching The boss inner hole on bar sealing ring and the valve body.
The valve body blanking cover component includes valve body blanking cover and valve body blanking cover sealing ring；The valve body blanking cover is situated between equipped with high temperature Matter outlet；The valve body blanking cover is set to one end of the high-temperature medium exit passageway on the valve body；The valve body blanking cover sealing Circle is set between the valve body blanking cover and the valve body.
The present invention also provides another temperature induction type reversal valve, including small valve body, temperature-sensitive reversing valve core and valve body are stifled Cap assemblies；The small valve body is equipped with medium and enters channel, cryogenic media outlet channel and high-temperature medium exit passageway；It is given an account of Matter enters channel, cryogenic media outlet channel and is connected to and sets in the small valve body with one end of high-temperature medium exit passageway three It sets；The temperature-sensitive reversing valve core is set to the position that three channels are interconnected in the small valve body, in the low temperature Switchable dielectric flow channel between media outlet channel and the high-temperature medium exit passageway；The valve body blanking cover component is set to institute State the one end for being located at the high-temperature medium exit passageway on small valve body.
The small valve body is cylindrical hollow structure, and one end of the cylindrical hollow structure is equipped with the medium and enters channel, The other end of the cylindrical hollow structure is equipped with the high-temperature medium exit passageway；It is outstanding there are two being set on the inside of the small valve body Step, the step are used to cooperate with the temperature-sensitive reversing valve core；Enter on the small valve body external cylindrical surface close to the medium The side in channel is equipped with the cryogenic media outlet channel in tubular construction with the small valve inner perforation, and described Cryogenic media outlet channel is among small intracorporal two steps of valve.
The temperature-sensitive reversing valve core include spool main body, the first spool, the first seal spool pad, the first valve core seal ring, Memory alloy spring, the first blanking cover, the second spool, the second seal spool pad, the second valve core seal ring, second spring, third are stifled Lid, the first spool body seal circle and the second spool body seal circle；The spool main body is tubular structure, and inside is equipped with prominent Step out, step two sides be respectively equipped with cryogenic media outlet and high-temperature medium outlet, two sides of step respectively with it is described First seal spool pad and the second seal spool pad cooperation；First spool is set in the spool main body positioned at described Medium enters the side in channel, and an end face of first spool is close to the intracorporal step end face of spool master；Institute It states on the first seal spool pad end face close with step end face in the spool main body on first spool；Described One valve core seal ring is set in the sealing ring mounting groove on the first spool external cylindrical surface；The memory alloy spring is set to institute It states in spool main body, and one end of the memory alloy spring is contacted with first spool；First blanking cover is set to institute It states and is located at the medium in spool main body and enters the side in channel, and first blanking cover and the memory alloy spring is another End thereof contacts；Second spool is set in the spool main body side for being located at the high-temperature medium exit passageway, and described the The intermediate end face of two spools is close to the intracorporal step end face of spool master, and one of second spool and first spool End face contact；The second seal spool pad is set on the intermediate end face of second spool；Second valve core seal ring is set In in the sealing ring mounting groove on the second spool external cylindrical surface；The second spring is set in the spool main body, described One end of second spring is contacted with second spool；The third blanking cover, which is set in the spool main body, is located at high temperature Jie The side of matter exit passageway, and one end of the third blanking cover is enclosed construction, and inner face is another with the second spring End thereof contacts；The first spool body seal circle, which is set on the spool main body external cylindrical surface, enters channel positioned at the medium In the sealing ring mounting groove of side；The second spool body seal circle is set on the spool main body external cylindrical surface positioned at described In sealing ring mounting groove between cryogenic media outlet and high-temperature medium outlet；The first spool body seal circle and institute It is intracorporal with the small valve respectively when the temperature-sensitive reversing valve core cooperates with the small valve body to state the second spool body seal circle Two step cooperations；The phase transition temperature of the memory alloy spring is set according to actual use demand, the memorial alloy bullet Spring is one-way memory alloy spring, two-way memory alloy spring or whole memory alloy spring.
Alternatively, the temperature-sensitive reversing valve core includes that spool main body, the first spool, the first seal spool pad, the first spool are close Seal, thermometer bulb, the first blanking cover, the second spool, the second seal spool pad, the second valve core seal ring, second spring, third blanking cover, First spool body seal circle and the second spool body seal circle；The spool main body is tubular structure, and inside, which is equipped with, to be protruded Step, step two sides are respectively equipped with cryogenic media outlet and high-temperature medium outlet, and two sides of step are respectively with described the One seal spool pad and the second seal spool pad cooperation；First spool is set to be located in the spool main body and be given an account of Matter enters the side in channel, and an end face of first spool is close to the intracorporal step end face of spool master；It is described First seal spool pad is set on end face close with step end face in the spool main body on first spool；Described first Valve core seal ring is set in the sealing ring mounting groove on the first spool external cylindrical surface；The thermometer bulb is set to the spool main body It is interior, and the piston end of the thermometer bulb is contacted with first spool；It is upper that first blanking cover is set to the spool main body Enter the side in channel, and the shell fixing end face contact of first blanking cover and the thermometer bulb in the medium；Described Two spools are set in the spool main body side for being located at the high-temperature medium exit passageway, the intermediate end face of second spool Close to the intracorporal step end face of spool master, second spool is contacted with an end face of first spool；Described Two seal spool pads are set on the intermediate end face of second spool；Second valve core seal ring is set to outside second spool In sealing ring mounting groove on cylindrical surface；The second spring be set to the spool main body in, one end of the second spring with The second spool contact；The third blanking cover, which is set in the spool main body, is located at the one of the high-temperature medium exit passageway Side, and one end of the third blanking cover is enclosed construction, another end in contact of inner face and the second spring；Described One spool body seal circle, which is set on the spool main body external cylindrical surface, is located at the sealing ring peace that the medium enters channel side In tankage；The second spool body seal circle be set to the spool main body external cylindrical surface on be located at the cryogenic media outlet with In sealing ring mounting groove between the high-temperature medium outlet；The first spool body seal circle and the second spool main body Sealing ring cooperates with small intracorporal two steps of valve respectively when the temperature-sensitive reversing valve core and the small valve body cooperate；Institute The standard-sized sheet temperature for stating thermometer bulb is set according to actual use demand.
Alternatively, the temperature-sensitive reversing valve core includes spool main body, third spool, the first valve core seal ring, memorial alloy bullet Spring, the first blanking cover, the second valve core seal ring, second spring, third blanking cover, the first spool body seal circle and the second spool main body Sealing ring；The spool main body is tubular structure, and inside is equipped with step outstanding, and step two sides are respectively equipped with cryogenic media and go out The external cylindrical surface of mouth and high-temperature medium outlet, the inner cylinder face of step and the third spool seals cooperation；The third spool Be located at the medium in the spool main body and enter the side in channel, and the external cylindrical surface of the third spool with it is described The inner cylinder face of step seals cooperation in spool main body；First valve core seal ring and the second valve core seal ring are respectively arranged on institute In the sealing ring mounting groove for stating third spool external cylindrical surface both ends；The memory alloy spring is set in the spool main body, and And one end of the memory alloy spring is contacted with the third spool；First blanking cover, which is set in the spool main body, to be located at The medium enters the side in channel, and another end in contact of first blanking cover and the memory alloy spring；Described Two springs are set in the spool main body, and one end of the second spring is contacted with the third spool；The third blanking cover is set In the side for being located at the high-temperature medium exit passageway in the spool main body, and one end of the third blanking cover is closing knot Structure, another end in contact of inner face and the second spring；The first spool body seal circle is set to the spool main body It is located at the medium on external cylindrical surface to enter in the sealing ring mounting groove of channel side；The second spool body seal circle is set to The sealing ring being located between the cryogenic media outlet and high-temperature medium outlet on the spool main body external cylindrical surface is installed In slot；The first spool body seal circle and the second spool body seal circle the temperature-sensitive reversing valve core with it is described small Cooperate respectively with small intracorporal two steps of valve when valve body cooperates；The phase transition temperature of the memory alloy spring is according to reality Use demand is set, and the memory alloy spring is one-way memory alloy spring, two-way memory alloy spring or whole memory Alloy spring.
Alternatively, the temperature-sensitive reversing valve core includes spool main body, third spool, the first valve core seal ring, memorial alloy bullet Spring, the first blanking cover, the second valve core seal ring, third blanking cover, the first spool body seal circle and the second spool body seal circle；Institute Stating spool main body is tubular structure, and inside is equipped with step outstanding, and step two sides are respectively equipped with cryogenic media outlet and high temperature The external cylindrical surface of media outlet, the inner cylinder face of step and the third spool, which seals, to be cooperated；The third spool is set to described Enter the side in channel, and the external cylindrical surface of the third spool and the spool main body in spool main body positioned at the medium The inner cylinder face of interior step seals cooperation；First valve core seal ring and the second valve core seal ring are respectively arranged on the third valve In the sealing ring mounting groove at core external cylindrical surface both ends；The memory alloy spring is set in the spool main body, and the note The both ends for recalling alloy spring are fixedly connected with the third spool and the first blanking cover respectively；First blanking cover is set to the spool It is located at the side that the medium enters channel in main body；The third blanking cover, which is set in the spool main body, is located at high temperature Jie The side of matter exit passageway, and one end of the third blanking cover is enclosed construction；The first spool body seal circle is set to It is located at the medium on the spool main body external cylindrical surface to enter in the sealing ring mounting groove of channel side；The second spool master Body sealing ring, which is set on the spool main body external cylindrical surface, to be located between the cryogenic media outlet and high-temperature medium outlet Sealing ring mounting groove in；The first spool body seal circle and the second spool body seal circle commutate in the temperature-sensitive Cooperate respectively with small intracorporal two steps of valve when spool and the small valve body cooperate；The phase transformation of the memory alloy spring Temperature is set according to actual use demand, and the memory alloy spring is two-way memory alloy spring or whole memorial alloy bullet Spring.
Alternatively, the temperature-sensitive reversing valve core include spool main body, it is third spool, the first valve core seal ring, thermometer bulb, first stifled Lid, the second valve core seal ring, second spring, third blanking cover, the first spool body seal circle and the second spool body seal circle；Institute Stating spool main body is tubular structure, and inside is equipped with step outstanding, and step two sides are respectively equipped with cryogenic media outlet and high temperature The external cylindrical surface of media outlet, the inner cylinder face of step and the third spool, which seals, to be cooperated；The third spool is set to described Enter the side in channel, and the external cylindrical surface of the third spool and the spool main body in spool main body positioned at the medium The inner cylinder face of interior step seals cooperation；First valve core seal ring and the second valve core seal ring are respectively arranged on the third valve In the sealing ring mounting groove at core external cylindrical surface both ends；The thermometer bulb is set in the spool main body, and the piston of the thermometer bulb End is contacted with the third spool；First blanking cover, which is set in the spool main body, enters the one of channel positioned at the medium Side, and the shell fixing end face contact of first blanking cover and the thermometer bulb；The second spring is set to the spool main body Interior, one end of the second spring is contacted with the third spool；The third blanking cover, which is set in the spool main body, is located at institute The side of high-temperature medium exit passageway is stated, and one end of the third blanking cover is enclosed construction, inner face and described second Another end in contact of spring；The first spool body seal circle, which is set on the spool main body external cylindrical surface, is located at the medium Into in the sealing ring mounting groove of channel side；The second spool body seal circle is set on the spool main body external cylindrical surface In sealing ring mounting groove between the cryogenic media outlet and high-temperature medium outlet；The first spool main body is close Seal and the second spool body seal circle when the temperature-sensitive reversing valve core cooperates with the small valve body respectively with it is described small The intracorporal two steps cooperation of valve；The standard-sized sheet temperature of the thermometer bulb is set according to actual use demand.
The third spool is cylindrical structure, and axial centre is hollow structure, is respectively equipped at its external cylindrical surface both ends Sealing ring mounting groove, centre are equipped with the medium channel for extending radially through cylindrical body.
One end of the third blanking cover is enclosed construction.
The valve body blanking cover component includes valve body blanking cover and valve body blanking cover sealing ring；The valve body blanking cover is situated between equipped with high temperature Matter outlet；The valve body blanking cover is set to one end of the high-temperature medium exit passageway on the small valve body；The valve body blanking cover is close Seal is set between the valve body blanking cover and the small valve body.
Temperature induction type reversal valve provided by the invention can realize temperature sense operating mode and non-temperature sense Working mould Formula；Under temperature sense operating mode, automation is realized to the shunting recycling of cryogenic media, without manual operation, using more It is convenient, water resource is saved, application places range is wide；To flowing into, medium temperature induction is sensitive, and temperature-sensitive commutation speed greatly improved Degree.Another kind temperature induction type reversal valve provided by the invention, can only realize temperature sense operating mode, particularly suitable family, The application places such as school, have that structure is simple, manufacturing cost is cheap, appearance is cylinder three-port structure, installation and easy to use etc. Advantage.
Detailed description of the invention
Fig. 1 is the schematic perspective view for the temperature induction type reversal valve that the present embodiment 1 provides；
Fig. 2 is the sectional view along A-A of Fig. 1；
Fig. 3 is the B-B direction cross-sectional view of Fig. 1；
Fig. 4 is the C-C of Fig. 1 to cross-sectional view；
Fig. 5 is components stereogram exploded view in Fig. 1；
Fig. 6 is components stereogram exploded view in 1 temperature-sensitive reversing valve core of the present embodiment；
Fig. 7 is components stereogram exploded view in 1 temperature-sensitive changeover module of the present embodiment；
Fig. 8-Figure 10 is the cross-sectional view for the temperature induction type reversal valve that the present embodiment 2 provides；
Figure 11-Figure 12 is the cross-sectional view for the temperature induction type reversal valve that the present embodiment 3 provides；
Figure 13 is the cross-sectional view for the temperature induction type reversal valve that the present embodiment 4 provides；
Figure 14 is the cross-sectional view for the temperature induction type reversal valve that the present embodiment 5 provides；
Figure 15 is the cross-sectional view for the temperature induction type reversal valve that the present embodiment 6 provides；
Figure 16 is the cross-sectional view for the temperature induction type reversal valve that the present embodiment 7 provides.
Specific embodiment
With reference to the accompanying drawings and examples, technical solution of the present invention is further described.
Embodiment 1
Referring to Fig. 1 to Fig. 7, a kind of temperature induction type reversal valve, including valve body 1, temperature-sensitive reversal valve are present embodiments provided Core 2, temperature-sensitive changeover module 3 and valve body blanking cover component 4.Wherein, valve body 1 enters channel 51, cryogenic media outlet equipped with medium Channel 52 and high-temperature medium exit passageway 53；It is logical that medium enters channel 51, cryogenic media outlet channel 52 and high-temperature medium outlet One end of 53 three of road is connected to setting in valve body 1；Set on three channels in valve body 1, (medium enters channel to temperature-sensitive reversing valve core 2 51, cryogenic media outlet channel 52 and high-temperature medium exit passageway 53) interconnected position, for logical in cryogenic media outlet Switchable dielectric flow channel between road 52 and high-temperature medium exit passageway 53；Temperature-sensitive changeover module 3 is set on temperature-sensitive reversing valve core 2 Positioned at one end of high-temperature medium exit passageway 53, enter temperature sense mode or non-temperature sense for switching temperature-sensitive reversing valve core 2 Answer mode；Valve body blanking cover component 4 is set on valve body 1 one end for being located at high-temperature medium exit passageway 53.
Referring to Fig. 1 and Fig. 2, the valve body 1 of the present embodiment is cylindrical hollow structure, and one end of cylindrical hollow structure is equipped with medium Into channel 51, the other end of cylindrical hollow structure is equipped with high-temperature medium exit passageway 53；It is outstanding there are two being set on the inside of valve body 1 Step, step are used to cooperate with temperature-sensitive reversing valve core 2；Close to the side of high-temperature medium exit passageway 53 on 1 external cylindrical surface of valve body Equipped with a boss, boss is the hollow structure for penetrating through valve body 1, for cooperating with temperature-sensitive changeover module 3；1 external cylindrical surface of valve body The upper boss two sides that are located at are equipped with two scales, respectively temperature-sensitive mode scale 61 and non-temperature-sensitive mode scale 62；1 outside cylinder of valve body The cryogenic media outlet in tubular construction of one with 1 internal run-through of valve body are equipped on face close to the side that medium enters channel 51 Channel 52, and cryogenic media outlet channel 52 is among two steps in valve body 1.
Referring to fig. 2 to Fig. 6, the temperature-sensitive reversing valve core 2 of the present embodiment includes spool main body 5, spool a6, spool a gasket 7, spool a sealing ring 8, memory alloy spring 9, blanking cover a10, spool b11, spool b gasket 12, spool b sealing ring 13, spring B14, control lid 15, control lid sealing ring 16, blanking cover b17, spool body seal circle a18 and spool body seal circle b19.Its In, spool main body 5 is tubular structure, and inside is equipped with step outstanding, and step two sides are respectively equipped with cryogenic media outlet and height Warm media outlet, two sides of step cooperate with spool a gasket 7 and spool b gasket 12 respectively；Spool a6 is set to spool Enter the side in channel 51, and step end of the end face of spool a6 in spool main body 5 in main body 5 positioned at medium Face；Spool a gasket 7 is set on end face close with step end face in spool main body 5 on spool a6；Spool a sealing ring 8 is set to In sealing ring mounting groove on spool a6 external cylindrical surface；Memory alloy spring 9 is set in spool main body 5, and memorial alloy bullet One end of spring 9 is contacted with spool a6；Blanking cover a10, which is set in spool main body 5, is located at the side that medium enters channel 51, and blanking cover Another end in contact of a10 and memory alloy spring 9；Spool b11 is set in spool main body 5 positioned at high-temperature medium exit passageway 53 One end face of side, step end face of the intermediate end face of spool b11 in spool main body 5, spool b11 and spool a6 connects Touching；Spool b gasket 12 is on the intermediate end face of spool b11；Spool b sealing ring 13 is set on spool b11 external cylindrical surface In sealing ring mounting groove；Spring b14 is set in spool main body 5, and one end of spring b14 is contacted with spool b11；Control lid 15 is set to In spool main body 5, and control one end of lid 15 and another end in contact of spring b14；Control lid sealing ring 16 is respectively arranged on control In two sealing ring mounting grooves on 15 external cylindrical surface of lid processed；Blanking cover b17 is set in spool main body 5 logical positioned at high-temperature medium outlet The side in road 53, and blanking cover b17 is engaged with control lid 15 and control lid sealing ring 16；Spool body seal circle a18 is set Enter in the sealing ring mounting groove of 51 side of channel in being located at medium on 5 external cylindrical surface of spool main body；Spool body seal circle b19 It is located in the sealing ring mounting groove between cryogenic media outlet and high-temperature medium outlet on 5 external cylindrical surface of spool main body；Valve Core body seal circle a18 and spool body seal circle b19 is when temperature-sensitive reversing valve core 2 and valve body 1 cooperate respectively and in valve body 1 Two step cooperations.The phase transition temperature of the present embodiment memory alloy spring 9 is set according to actual use demand, memorial alloy bullet Spring 9 can be one-way memory alloy spring, two-way memory alloy spring or whole memory alloy spring.The present embodiment spool b11's Axial centre is hollow structure, and the pressure at the both ends spool b11 is identical when for guaranteeing valve working；Spool b11 is cylinder " convex " Shape structure is equipped on the external cylindrical surface of small cylinder boss through the channel at boss center in cylinder " convex " shape structure.This implementation The axial centre of example spool a6 is hollow structure；The axial centre of blanking cover a10 is hollow structure, and the axial centre of blanking cover b17 is Hollow structure.
Referring to fig. 2 to Fig. 5, Fig. 7, the temperature-sensitive changeover module 3 of the present embodiment include cam chair 20, cam 21, changer lever 22, Changer lever sealing ring 23 and positioning cards 24.Wherein, cam 21 is set in cam chair 20；Changer lever 22 passes through cam chair 20 and convex Wheel 21, changer lever 22 and the circumferentially opposed fixation of cam 21；Positioning cards 24, which are set on changer lever 22, is located at 20 two sides of cam chair In positioning cards mounting groove；Changer lever sealing ring 23 is respectively arranged in two sealing ring mounting grooves on changer lever 22.In temperature-sensitive Boss inner hole when changeover module 3 is installed on temperature-sensitive reversing valve core 2, on changer lever sealing ring 23 and valve body 1.
Referring to fig. 2 to Fig. 4, the valve body blanking cover component 4 of the present embodiment includes valve body blanking cover 25 and valve body blanking cover sealing ring 26. Wherein, valve body blanking cover 25 is set to one end of high-temperature medium exit passageway 53 on valve body 1；Valve body blanking cover sealing ring 26 is stifled set on valve body Between lid 25 and valve body 1；Valve body blanking cover 25 is exported equipped with high-temperature medium.
In a particular application, when high-temperature medium exit passageway 53 only needs high-temperature medium to flow out, rotary cutting can be passed through It changes at the temperature-sensitive mode scale 61 on bar 22 to valve body 1, changer lever 22 connects with moving cam 21, high point and the control lid 15 of cam 21 Touching, cam 21 drive control lid 15, control 15 compressed spring b14 of lid, and the thrust of spring b14 is greater than pushing away for memory alloy spring 9 Power, spring b14 push spool b11, spool b11 to connect together with spool b gasket 12 with corresponding step end face in spool main body 5 High-temperature medium exit passageway 53 is closed in touching, while spool b11 band movable valve plug a6, spool a6 compress memory alloy spring 9, spool A6 is separated together with spool a gasket 7 with corresponding step end face in spool main body 5, opens cryogenic media outlet channel 52, this When temperature induction type reversal valve enter temperature sense mode, cryogenic media enters after channel 51 enters valve body from medium, and low temperature is situated between Matter can only be flowed out from cryogenic media outlet channel 52, when the medium temperature for entering valve body reaches the phase alternating temperature of memory alloy spring 9 When spending, the thrust of memory alloy spring 9 can also increase the thrust greater than spring b14 therewith, and memory alloy spring 9 is with movable valve plug a6 It is contacted together with the close a gasket 7 of spool with corresponding step end face in spool main body 5, closes cryogenic media outlet channel 52, together When spool a6 band movable valve plug b11, spool b11 divide together with spool b gasket 12 with corresponding step end face in spool main body 5 From opening high-temperature medium exit passageway 53, medium flow direction can change high-temperature medium exit passageway into from cryogenic media outlet channel 52 53；Conversely, when the high-temperature medium phase transition temperature of memory alloy spring 9 (medium temperature be more than or equal to) from medium enter channel 51 into After entering valve body, high-temperature medium can only be flowed out from high-temperature medium exit passageway 53, when the temperature of medium is lower than memory alloy spring 9 When phase transition temperature, medium can only be flowed out from cryogenic media outlet channel 52.
In a particular application, when the 53 pairs of outflow medium temperature no requirement (NR)s of high-temperature medium exit passageway, rotation can be passed through At non-temperature-sensitive mode scale 62 on changer lever 22 to valve body 1, changer lever 22 is covered with moving cam 21, the low spot of cam 21 and control 15 contacts, control lid 15 disappear to the compressing force of spring b14, and the thrust of spring b14 is less than the thrust of memory alloy spring 9, note Recall alloy spring 9 and contacted together with spool a gasket 7 with corresponding step end face in spool main body 5 with movable valve plug a6, is closed low Warm media outlet channel 52, while spool a6 band movable valve plug b11, spool b11 are together in spool b gasket 12 and spool main body 5 Corresponding step end face separation, opens high-temperature medium exit passageway 53, at this moment temperature induction type reversal valve enters non-temperature sense Mode is answered, cryogenic media outlet channel 52 is in close state always under the action of memory alloy spring 9, logical from medium inlet No matter the medium temperature height that road 51 flows into valve body can all be flowed out from high-temperature medium exit passageway 53.
Embodiment 2
Temperature induction type reversal valve provided in this embodiment the difference from embodiment 1 is that: the composition of temperature-sensitive reversing valve core Structure is different.In addition to this, other structures and embodiment 1 are all the same, and this embodiment is not repeated.
Referring to Fig. 8 to Figure 10, the temperature-sensitive reversing valve core 2 of the present embodiment includes spool main body 56, spool c86, spool a sealing Circle 8, memory alloy spring 9, blanking cover a10, spool b sealing ring 13, spring b14, control lid 15, control lid sealing ring 16, blanking cover B17, spool body seal circle a18 and spool body seal circle b19.Wherein, spool main body 56 is tubular structure, and inside is equipped with Step outstanding, step two sides are respectively equipped with cryogenic media outlet and high-temperature medium outlet, the inner cylinder face and spool c86 of step External cylindrical surface seal cooperation；Spool c86 is set in spool main body 56 side for entering channel 51 positioned at medium, and spool The inner cylinder face of step, which seals, in the external cylindrical surface and spool main body 56 of c86 cooperates；Spool a sealing ring 8 and spool b sealing ring 13 It is respectively arranged in the sealing ring mounting groove at spool c86 external cylindrical surface both ends；Memory alloy spring 9 is set in spool main body 56, and And one end of memory alloy spring 9 is contacted with spool c86；Blanking cover a10, which is set in spool main body 56, enters channel 51 positioned at medium Side, and another end in contact of blanking cover a10 and memory alloy spring 9；Spring b14 is set in spool main body 56, spring b14 One end contacted with spool c86；It controls lid 15 to be set in spool main body 56, and controls the another of one end of lid 15 and spring b14 End thereof contacts；Control lid sealing ring 16 is respectively arranged in two sealing ring mounting grooves on control 15 external cylindrical surface of lid；Blanking cover b17 It is located at the side of high-temperature medium exit passageway 53, and blanking cover b17 and control lid 15 and control Gai Mi in spool main body 56 Seal 16 is engaged；Spool body seal circle a18, which is set on 56 external cylindrical surface of spool main body, enters channel 51 1 positioned at medium In the sealing ring mounting groove of side；Spool body seal circle b19, which is set on 56 external cylindrical surface of spool main body, is located at cryogenic media outlet In sealing ring mounting groove between high-temperature medium outlet；Spool body seal circle a18 and spool body seal circle b19 exist Temperature-sensitive reversing valve core 2 and valve body 1 cooperate with two steps in valve body 1 respectively when cooperating.The present embodiment memory alloy spring 9 Phase transition temperature is set according to actual use demand, and memory alloy spring 9 can be one-way memory alloy spring, two-way memory alloy Spring or whole memory alloy spring.
The present embodiment spool main body 56 is identical as the structure of 1 spool main body 5 of embodiment, and difference is: 1 spool master of embodiment Step end face and spool a gasket 7 and spool b gasket 12 inside body 5 cooperate, and inside the present embodiment spool main body 56 The external cylindrical surface of step inner cylinder face and spool c86, which seal, to be cooperated.The present embodiment spool c86 is cylindrical structure, axial centre For hollow structure, it is respectively equipped with sealing ring mounting groove at its external cylindrical surface both ends, centre is equipped with the medium for extending radially through cylindrical body Channel.
In a particular application, when high-temperature medium exit passageway 53 only needs high-temperature medium to flow out, rotary cutting can be passed through It changes at the temperature-sensitive mode scale 61 on bar 22 to valve body 1, changer lever 22 connects with moving cam 21, high point and the control lid 15 of cam 21 Touching, cam 21 drive control lid 15, control 15 compressed spring b14 of lid, and the thrust of spring b14 is greater than pushing away for memory alloy spring 9 Power, spring b14 push spool c86, spool c86 to compress memory alloy spring 9, and the medium channel of spool c86 is located at cryogenic media High-temperature medium exit passageway 53 is closed in 52 side of exit passageway, and at this moment temperature induction type reversal valve enters temperature sense mode, low Warm medium from medium enter channel 51 enter valve body after, cryogenic media can only be flowed out from cryogenic media outlet channel 52；Work as entrance When the medium temperature of valve body 1 reaches the phase transition temperature of memory alloy spring 9, the thrust of memory alloy spring 9 can also increase therewith Greater than the thrust of spring b14, memory alloy spring 9 opens high-temperature medium exit passageway 53 with movable valve plug c86, and medium flow direction can be from Cryogenic media outlet channel 52 changes high-temperature medium exit passageway 53 into；Conversely, when (medium temperature is more than or equal to memory to high-temperature medium The phase transition temperature of alloy spring 9) from medium enter channel 51 enter valve body after, high-temperature medium only can be from high-temperature medium exit passageway 53 outflows, when medium temperature is lower than the phase transition temperature of memory alloy spring 9, medium can only be flowed from cryogenic media outlet channel 52 Out.
In a particular application, when the 53 pairs of outflow medium temperature no requirement (NR)s of high-temperature medium exit passageway, rotation can be passed through At non-temperature-sensitive mode scale 62 on changer lever 22 to valve body 1, changer lever 22 is covered with moving cam 21, the low spot of cam 21 and control 15 contacts, control lid 15 disappear to the compressing force of spring b14, and the thrust of spring b14 is less than the thrust of memory alloy spring 9, note Alloy spring 9 is recalled with movable valve plug c86, and the medium channel of spool c86 is located at 53 side of high-temperature medium exit passageway, closes low temperature and is situated between Matter exit passageway 52, at this moment temperature induction type reversal valve enters non-temperature sense mode, low under the action of memory alloy spring 9 Warm media outlet channel 52 is in close state always, no matter flowing into the medium temperature height of valve body all from media inlet channel 51 It can be flowed out from high-temperature medium exit passageway 53.
Embodiment 3
Temperature induction type reversal valve provided in this embodiment the difference from embodiment 1 is that: do not include temperature-sensitive changeover module, Change valve body into small valve body, and the composed structure of temperature-sensitive reversing valve core is different.In addition to this, other structures and embodiment 1 are equal Identical, this embodiment is not repeated.
Referring to Figure 11 and Figure 12, the temperature induction type reversal valve of the present embodiment includes small valve body 66,2 and of temperature-sensitive reversing valve core Valve body blanking cover component 4.Wherein, small valve body 66 enters channel 51, cryogenic media outlet channel 52 and high-temperature medium equipped with medium Exit passageway 53；One end that medium enters 53 three of channel 51, cryogenic media outlet channel 52 and high-temperature medium exit passageway exists Connection setting in small valve body 66；Temperature-sensitive reversing valve core 2 is set to the position that three channels are interconnected in small valve body 66, for low Switchable dielectric flow channel between warm media outlet channel 52 and high-temperature medium exit passageway 53；Valve body blanking cover component 4 is set to small It is located at one end of high-temperature medium exit passageway 53 on valve body 66.
Referring to Figure 11 and Figure 12, small valve body 66 is cylindrical hollow structure, and one end of cylindrical hollow structure enters equipped with medium The other end in channel 51, cylindrical hollow structure is equipped with high-temperature medium exit passageway 53；It is outstanding there are two being set on the inside of small valve body 66 Step, step are used to cooperate with temperature-sensitive reversing valve core 2；It is set on small 66 external cylindrical surface of valve body close to the side that medium enters channel 51 There is the cryogenic media outlet channel 52 in tubular construction with small 66 internal run-through of valve body, and cryogenic media outlet channel 52 exists Among two steps in small valve body 66.
Referring to Figure 12, temperature-sensitive reversing valve core 2 include spool main body 5, spool a6, spool a gasket 7, spool a sealing ring 8, Memory alloy spring 9, blanking cover a10, spool b11, spool b gasket 12, spool b sealing ring 13, spring b14, blanking cover c76, valve Core body seal circle a18 and spool body seal circle b19.Wherein, spool main body 5 is tubular structure, and inside is equipped with outstanding Step, step two sides are respectively equipped with cryogenic media outlet and high-temperature medium outlet, and two sides of step are sealed with spool a respectively Pad 7 and spool b gasket 12 cooperate；Spool a6 is set in spool main body 5 side for entering channel 51 positioned at medium, and spool Step end face of the end face of a6 in spool main body 5；Spool a gasket 7 is set on spool a6 and platform in spool main body 5 On the close end face in rank end face；Spool a sealing ring 8 is set in the sealing ring mounting groove on spool a6 external cylindrical surface；Memorial alloy Spring 9 is set in spool main body 5, and one end of memory alloy spring 9 is contacted with spool a6；Blanking cover a10 is set to spool main body 5 The upper side for entering channel 51 positioned at medium, and another end in contact of blanking cover a10 and memory alloy spring 9；Spool b11 is set to It is located at the side of high-temperature medium exit passageway 53, platform of the intermediate end face of spool b11 in spool main body 5 in spool main body 5 Rank end face, spool b11 are contacted with an end face of spool a6；Spool b gasket 12 is on the intermediate end face of spool b11；Valve Core b sealing ring 13 is set in the sealing ring mounting groove on spool b11 external cylindrical surface；Spring b14 is set in spool main body 5, spring One end of b14 is contacted with spool b11；Blanking cover c76 is set in spool main body 5 side for being located at high-temperature medium exit passageway 53, and And one end of blanking cover c76 is enclosed construction, another end in contact of inner face and spring b14；Spool body seal circle a18 is set to It is located at medium on 5 external cylindrical surface of spool main body to enter in the sealing ring mounting groove of 51 side of channel；Spool body seal circle b19 is set In in the sealing ring mounting groove being located between cryogenic media outlet and high-temperature medium outlet on 5 external cylindrical surface of spool main body；Spool Body seal circle a18 and spool body seal circle b19 when temperature-sensitive reversing valve core 2 and small valve body 66 cooperate respectively with small valve body 66 Interior two steps cooperation.The phase transition temperature of the present embodiment memory alloy spring 9 is set according to actual use demand, and memory is closed Golden spring 9 can be one-way memory alloy spring, two-way memory alloy spring or whole memory alloy spring.
One end of the present embodiment spool blanking cover c76 is enclosed construction.
In assembly, blanking cover c76 directly applies certain pressure to spring b14, and the thrust of spring b14 is greater than memorial alloy The thrust of spring 9, spring b14 push spool b11, and spool b11 is corresponding in spool main body 5 together with spool b gasket 12 High-temperature medium exit passageway 53 is closed in step end face contact, while spool b11 band movable valve plug a6, spool a6 compress memorial alloy Spring 9, spool a6 are separated together with spool a gasket 7 with corresponding step end face in spool main body 5, are opened cryogenic media and are gone out Mouth channel 52, at this moment temperature induction type reversal valve enters temperature sense mode；Cryogenic media enters channel 51 into valve from medium After body, cryogenic media can only be flowed out from cryogenic media outlet channel 52, when the medium temperature for entering valve body reaches memorial alloy bullet When the phase transition temperature of spring 9, the thrust of memory alloy spring 9 can also increase the thrust greater than spring b14, memory alloy spring therewith 9 band movable valve plug a6 are contacted together with spool a gasket 7 with corresponding step end face in spool main body 5, close cryogenic media outlet Channel 52, while spool a6 band movable valve plug b11, spool b11 is together with spool b gasket 12 and corresponding in spool main body 5 The separation of rank end face, opens high-temperature medium exit passageway 53, and medium flow direction can change high-temperature medium into from cryogenic media outlet channel 52 Exit passageway 53；Conversely, when high-temperature medium (phase transition temperature that medium temperature is more than or equal to memory alloy spring 9) enters from medium After channel 51 enters valve body, high-temperature medium can only be flowed out from high-temperature medium exit passageway 53, when medium temperature is lower than memorial alloy When the phase transition temperature of spring 9, medium can only be flowed out from cryogenic media outlet channel 52.
Embodiment 4
Temperature induction type reversal valve provided in this embodiment and the difference of embodiment 3 are: the present embodiment commutates temperature-sensitive Memory alloy spring 9 in spool changes thermometer bulb 96 into.In addition to this, other structures and embodiment 3 are all the same, and the present embodiment is no longer It repeats.
Referring to Figure 13, the present embodiment temperature-sensitive reversing valve core includes spool main body 5, spool a6, spool a gasket 7, spool a Sealing ring 8, thermometer bulb 96, blanking cover a10, spool b11, spool b gasket 12, spool b sealing ring 13, spring b14, blanking cover c76, valve Core body seal circle a18 and spool body seal circle b19.Wherein, spool main body 5 is tubular structure, and inside is equipped with outstanding Step, step two sides are respectively equipped with cryogenic media outlet and high-temperature medium outlet, and two sides of step are sealed with spool a respectively Pad 7 and spool b gasket 12 cooperate；Spool a6 is set in spool main body 5 side for entering channel 51 positioned at medium, and spool Step end face of the end face of a6 in spool main body 5；Spool a gasket 7 is set on spool a6 and platform in spool main body 5 On the close end face in rank end face；Spool a sealing ring 8 is set in the sealing ring mounting groove on spool a6 external cylindrical surface；Thermometer bulb 96 is set In in spool main body 5, and the piston end (piston end headband has medium channel) of thermometer bulb 96 is contacted with spool a6；Blanking cover a10 It is located at medium in spool main body 5 and enters the side in channel 51, and the fixed end face of the shell of blanking cover a10 and thermometer bulb 96 (Gu Fixed end face has medium channel) contact；Spool b11 is set in spool main body 5 side for being located at high-temperature medium exit passageway 53, valve Step end face of the intermediate end face of core b11 in spool main body 5, spool b11 are contacted with an end face of spool a6；Spool b Gasket 12 is on the intermediate end face of spool b11；Spool b sealing ring 13 is set to the sealing ring peace on spool b11 external cylindrical surface In tankage；Spring b14 is set in spool main body 5, and one end of spring b14 is contacted with spool b11；Blanking cover c76 is set to spool main body 5 The upper side positioned at high-temperature medium exit passageway 53, and one end of blanking cover c76 is enclosed construction, inner face and spring b14 Another end in contact；Spool body seal circle a18, which is set on 5 external cylindrical surface of spool main body, enters 51 side of channel positioned at medium In sealing ring mounting groove；Spool body seal circle b19, which is set on 5 external cylindrical surface of spool main body, is located at cryogenic media outlet and high temperature In sealing ring mounting groove between media outlet；Spool body seal circle a18 and spool body seal circle b19 are in temperature-sensitive reversal valve Core 2 and small valve body 66 cooperate with two steps in small valve body 66 respectively when cooperating.The standard-sized sheet temperature root of the present embodiment thermometer bulb 96 Factually border use demand is set.
In assembly, blanking cover c76 directly applies certain pressure to spring b14, and the thrust of spring b14 is greater than thermometer bulb 96 Thrust, spring b14 push spool b11, and spool b11 is together with spool b gasket 12 and corresponding step end face in spool main body 5 High-temperature medium exit passageway 53 is closed in contact, while spool b11 band movable valve plug a6, spool a6 compress the piston end of thermometer bulb 96, Spool a6 is separated together with spool a gasket 7 with corresponding step end face in spool main body 5, opens cryogenic media outlet channel 52, at this moment temperature induction type reversal valve enters temperature sense mode；Cryogenic media from medium enter channel 51 enter valve body after, it is low Warm medium can only be flowed out from cryogenic media outlet channel 52, when the medium temperature for entering valve body reaches the standard-sized sheet temperature of thermometer bulb 96 When, the thrust of thermometer bulb 96 can also increase the thrust greater than spring b14 therewith, and the piston end headband movable valve plug a6 of thermometer bulb 96 is together with valve Core a gasket 7 is contacted with corresponding step end face in spool main body 5, closes cryogenic media outlet channel 52, while spool a6 It separates, opens high with corresponding step end face in spool main body 5 together with spool b gasket 12 with movable valve plug b11, spool b11 Warm media outlet channel 53, medium flow direction can change high-temperature medium exit passageway 53 into from cryogenic media outlet channel 52；Conversely, working as The high-temperature medium standard-sized sheet temperature of thermometer bulb 96 (medium temperature be more than or equal to) enters after channel 51 enters valve body from medium, high-temperature medium It can only be flowed out from high-temperature medium exit passageway 53, when medium temperature is lower than the standard-sized sheet temperature of thermometer bulb 96, medium only can be from low temperature Media outlet channel 52 flows out.
Embodiment 5
Temperature induction type reversal valve provided in this embodiment and the difference of embodiment 3 are: the composition of temperature-sensitive reversing valve core Structure is different.In addition to this, other structures and embodiment 3 are all the same, and this embodiment is not repeated.
Referring to Figure 14, the present embodiment temperature-sensitive reversing valve core includes spool main body b56, spool c86, spool a sealing ring 8, note Recall alloy spring 9, blanking cover a10, spool b sealing ring 13, spring b14, blanking cover c76, spool body seal circle a18 and spool main body Sealing ring b19.Wherein, spool main body b56 is tubular structure, and inside is equipped with step outstanding, and step two sides are respectively equipped with low Warm media outlet and high-temperature medium outlet, the inner cylinder face of step and the external cylindrical surface of spool c86 seal and cooperate；Spool c86 is set Enter the side in channel 51, and platform in the external cylindrical surface of spool c86 and spool main body 56 in being located at medium in spool main body b56 The inner cylinder face of rank seals cooperation；Spool a sealing ring 8 and spool b sealing ring 13 are respectively arranged on spool c86 external cylindrical surface both ends In sealing ring mounting groove；Memory alloy spring 9 is set in spool main body b56, and one end of memory alloy spring 9 and spool C86 contact；Blanking cover a10, which is set on spool main body b56, is located at the side that medium enters channel 51, and blanking cover a10 and memory are closed Another end in contact of golden spring 9；Spring b14 is set in spool main body b56, and one end of spring b14 is contacted with spool c86；Blanking cover C76 is set on spool main body b56 the side for being located at high-temperature medium exit passageway 53, and one end of blanking cover c76 is enclosed construction, Another end in contact of its inner face and spring b14；Spool body seal circle a18, which is set on spool main body b56 external cylindrical surface, to be located at Medium enters in the sealing ring mounting groove of 51 side of channel；Spool body seal circle b19 is set on spool main body b56 external cylindrical surface In sealing ring mounting groove between cryogenic media outlet and high-temperature medium outlet；Spool body seal circle a18 and spool master Body sealing ring b19 cooperates with two steps in small valve body 66 respectively when temperature-sensitive reversing valve core 2 and small valve body 66 cooperate.This reality The phase transition temperature for applying a memory alloy spring 9 is set according to actual use demand, and memory alloy spring 9 can close for one-way memory Golden spring, two-way memory alloy spring or whole memory alloy spring.
The present embodiment spool main body b56 is identical as embodiment 3 spool main body, 5 structures, and difference is: 3 spool master of embodiment Step end face and spool a gasket and spool b gasket inside body 5 cooperate, and the platform inside the present embodiment spool main body b56 The external cylindrical surface of rank inner cylinder face and spool c86, which seal, to be cooperated.The present embodiment spool c86 is cylindrical structure, and axial centre is Hollow structure is respectively equipped with sealing ring mounting groove at its external cylindrical surface both ends, and centre is logical equipped with the medium for extending radially through cylindrical body Road.
In assembly, blanking cover c76 directly applies certain pressure to spring b14, and the thrust of spring b14 is greater than memorial alloy The thrust of spring 9, spring b14 push spool c86, open cryogenic media outlet channel 52, and the medium channel of spool c86 is located at low Warm 52 side of media outlet channel, at this moment temperature induction type reversal valve enters temperature sense mode；Cryogenic media enters from medium After channel 51 enters valve body, cryogenic media can only be flowed out from cryogenic media outlet channel 52, when the medium temperature for entering valve body reaches To memory alloy spring 9 phase transition temperature when, the thrust of memory alloy spring 9 can also increase the thrust greater than spring b14 therewith, For memory alloy spring 9 with movable valve plug c86, the medium channel of spool c86 is located at 53 side of high-temperature medium exit passageway, closes low temperature Media outlet channel 52, opens simultaneously high-temperature medium exit passageway 53, and medium flow direction can change into from cryogenic media outlet channel 52 High-temperature medium exit passageway 53；Conversely, when the high-temperature medium phase transition temperature of memory alloy spring 9 (medium temperature be more than or equal to) from After medium enters the entrance of channel 51 valve body, high-temperature medium can only be flowed out from high-temperature medium exit passageway 53, when medium temperature is lower than When the phase transition temperature of memory alloy spring 9, medium can only be flowed out from cryogenic media outlet channel 52.
Embodiment 6
Temperature induction type reversal valve provided in this embodiment and the difference of embodiment 5 are: not wrapping in temperature-sensitive reversing valve core Spring b14 is included, memory alloy spring 9 is specially two-way memory alloy spring or whole memory alloy spring) 98, round trip memory is closed Golden spring or 98 both ends of whole memory alloy spring are fixedly connected with spool c86 and blanking cover a10 respectively.In addition to this, other are tied Structure and embodiment 5 are all the same, and this embodiment is not repeated.
Referring to Figure 15, the present embodiment temperature-sensitive reversing valve core includes spool main body b56, spool c86, spool a sealing ring 8, double Journey memory alloy spring (or whole memory alloy spring) 98, blanking cover a10, spool b sealing ring 13, blanking cover c76, spool main body are close Seal a18 and spool body seal circle b19.Wherein, spool main body b56 is tubular structure, and inside is equipped with step outstanding, platform Rank two sides are respectively equipped with cryogenic media outlet and high-temperature medium outlet, and the external cylindrical surface of the inner cylinder face and spool c86 of step is close Envelope cooperation；Spool c86 is set in spool main body b56 the side for entering channel 51 positioned at medium, and the external cylindrical surface of spool c86 It seals and cooperates with the inner cylinder face of step in spool main body 56；Spool a sealing ring 8 and spool b sealing ring 13 are respectively arranged on spool In the sealing ring mounting groove at c86 external cylindrical surface both ends；Two-way memory alloy spring (or whole memory alloy spring) 98 is set to valve In core main body b56, and the both ends of two-way memory alloy spring (or whole memory alloy spring) 98 respectively with spool c86 and block up Lid a10 is fixedly connected；Blanking cover a10, which is set on spool main body b56, is located at the side that medium enters channel 51；Blanking cover c76 is set to valve It is located at the side of high-temperature medium exit passageway 53 on core main body b56, and one end of blanking cover c76 is enclosed construction；Spool main body Sealing ring a18 is set on spool main body b56 external cylindrical surface to be entered in the sealing ring mounting groove of 51 side of channel positioned at medium；Spool Body seal circle b19 is set on spool main body b56 external cylindrical surface close between cryogenic media outlet and high-temperature medium outlet In seal mounting groove；Spool body seal circle a18 and spool body seal circle b19 matches in temperature-sensitive reversing valve core 2 and small valve body 66 Cooperate respectively with two steps in small valve body 66 when conjunction.
The present embodiment spool main body b56 is identical as embodiment 3 spool main body, 5 structures, and difference is: 3 spool master of embodiment Step end face and spool a gasket and spool b gasket inside body 5 cooperate, and the platform inside the present embodiment spool main body b56 The external cylindrical surface of rank inner cylinder face and spool c86, which seal, to be cooperated.The present embodiment spool c86 is cylindrical structure, and axial centre is Hollow structure is respectively equipped with sealing ring mounting groove at its external cylindrical surface both ends, and centre is logical equipped with the medium for extending radially through cylindrical body Road.In practical applications, the phase transition temperature of two-way memory alloy spring (or whole memory alloy spring) 98 is according to actual use Demand is set.
In a particular application, when the medium for entering valve body is cryogenic media, (medium temperature is lower than two-way memory alloy bullet The phase transition temperature of spring (or whole memory alloy spring) 98), two-way memory alloy spring (or whole memory alloy spring) 98 meetings The medium channel of shrinkage band movable valve plug c86, spool c86 are located at 52 side of cryogenic media outlet channel, high-temperature medium exit passageway 53 close, cryogenic media from medium enter channel 51 enter valve body after, cryogenic media can only be flowed from cryogenic media outlet channel 52 Out；When the medium temperature for entering valve body reaches the phase transition temperature of two-way memory alloy spring (or whole memory alloy spring) 98 When, the medium channel position of two-way memory alloy spring (or whole memory alloy spring) 98 spreading belt movable valve plug c86, spool c86 In 53 side of high-temperature medium exit passageway, cryogenic media outlet channel 52 is simultaneously closed off, medium flow direction can be from cryogenic media outlet Channel 52 changes high-temperature medium exit passageway 53 into；Conversely, when (medium temperature is more than or equal to two-way memory alloy spring to high-temperature medium The phase transition temperature of (or whole memory alloy spring) 98) enter after channel 51 enters valve body from medium, high-temperature medium only can be from height Warm media outlet channel 53 flows out, when phase of the medium temperature lower than two-way memory alloy spring (or whole memory alloy spring) 98 When temperature, medium can only be flowed out from cryogenic media outlet channel 52.
Embodiment 7
Temperature induction type reversal valve provided in this embodiment and the difference of embodiment 5 are: the present embodiment commutates temperature-sensitive Memory alloy spring 9 in spool changes thermometer bulb 96 into.In addition to this, other structures and embodiment 5 are all the same, and the present embodiment is no longer It repeats.
Referring to Figure 16, the present embodiment temperature-sensitive reversing valve core includes spool main body b56, spool c86, spool a sealing ring 8, temperature Packet 96, blanking cover a10, spool b sealing ring 13, spring b14, blanking cover c76, spool body seal circle a18 and spool body seal circle b19.Wherein, spool main body b56 is tubular structure, and inside is equipped with step outstanding, and step two sides are respectively equipped with cryogenic media Outlet and high-temperature medium outlet, the inner cylinder face of step and the external cylindrical surface of spool c86 seal and cooperate；Spool c86 is set to spool Enter the side in channel 51 in main body b56 positioned at medium, and the external cylindrical surface of spool c86 in spool main body 56 step it is interior Cylindrical surface sealing cooperation；Spool a sealing ring 8 and spool b sealing ring 13 are respectively arranged on the sealing ring at spool c86 external cylindrical surface both ends In mounting groove；Thermometer bulb 96 be set to spool main body b56 in, and the piston end (piston end headband has medium channel) of thermometer bulb 96 with Spool c86 contact；Blanking cover a10, which is set on spool main body b56, is located at the side that medium enters channel 51, and blanking cover a10 and temperature The fixed end face of the shell of packet 96 (fixed end face has medium channel) contact；Spring b14 is set in spool main body b56, spring b14 One end contacted with spool c86；Blanking cover c76 is set on spool main body b56 the side for being located at high-temperature medium exit passageway 53, and One end of blanking cover c76 is enclosed construction, another end in contact of inner face and spring b14；Spool body seal circle a18 is set to valve It is located at medium on core main body b56 external cylindrical surface to enter in the sealing ring mounting groove of 51 side of channel；Spool body seal circle b19 is set In in the sealing ring mounting groove being located between cryogenic media outlet and high-temperature medium outlet on spool main body b56 external cylindrical surface；Valve Core body seal circle a18 and spool body seal circle b19 when temperature-sensitive reversing valve core 2 and small valve body 66 cooperate respectively with small valve body Two steps cooperation in 66.
The present embodiment spool main body b56 is identical as embodiment 3 spool main body, 5 structures, and difference is: 3 spool master of embodiment Step end face and spool a gasket and spool b gasket inside body 5 cooperate, and the platform inside the present embodiment spool main body b56 The external cylindrical surface of rank inner cylinder face and spool c86, which seal, to be cooperated.The present embodiment spool c86 is cylindrical structure, and axial centre is Hollow structure is respectively equipped with sealing ring mounting groove at its external cylindrical surface both ends, and centre is logical equipped with the medium for extending radially through cylindrical body Road.The standard-sized sheet temperature of the present embodiment thermometer bulb 96 is set according to actual use demand.
In assembly, blanking cover c76 directly applies certain pressure to spring b14, and the thrust of spring b14 is greater than thermometer bulb 96 Thrust, spring b14 pushes spool c86, while the piston end of spool c86 compression thermometer bulb 96, the medium channel of spool c86 are located at High-temperature medium exit passageway 53 is closed in 52 side of cryogenic media outlet channel, opens cryogenic media outlet channel 52, at this moment temperature Induction type reversal valve enters temperature sense mode；Cryogenic media from medium enter channel 51 enter valve body after, cryogenic media only can It is flowed out from cryogenic media outlet channel 52, when the medium temperature for entering valve body reaches the standard-sized sheet temperature of thermometer bulb 96, thermometer bulb 96 Thrust can also increase the thrust greater than spring b14, the piston end headband movable valve plug c86 of thermometer bulb 96, while spool c86 therewith and compress The medium channel of spring b14, spool c86 are located at 53 side of high-temperature medium exit passageway, close cryogenic media outlet channel 52, together When open high-temperature medium exit passageway 53, medium flow direction can change high-temperature medium exit passageway into from cryogenic media outlet channel 52 53；Conversely, when high-temperature medium (the standard-sized sheet temperature that medium temperature is more than or equal to thermometer bulb 96) enters channel 51 into valve body from medium Afterwards, high-temperature medium can only be flowed out from high-temperature medium exit passageway 53, when medium temperature is lower than the standard-sized sheet temperature of thermometer bulb 96, medium It can only be flowed out from cryogenic media outlet channel 52.
Temperature induction type reversal valve provided in an embodiment of the present invention can realize two kinds of operating modes: temperature sense mode and non- Temperature sense mode；Under temperature sense mode, automation is realized to the shunting recycling of cryogenic media, without manual operation, is made With with operate it is more convenient, saved water resource, application places range is wide；To flowing into, medium temperature induction is sensitive, substantially mentions High temperature-sensitive commutating speed.Another kind temperature induction type reversal valve provided in an embodiment of the present invention, can only realize temperature sense work Operation mode is particularly suitable for the application places such as family, school, with structure is simple, manufacturing cost is cheap, appearance is cylinder threeway knot Structure, installation and it is easy to use the advantages that.
Particular embodiments described above has carried out further in detail the purpose of the present invention, technical scheme and beneficial effects It describes in detail bright, it should be understood that the above is only a specific embodiment of the present invention, is not intended to restrict the invention, it is all Within the spirit and principles in the present invention, any modification, equivalent substitution, improvement and etc. done should be included in guarantor of the invention Within the scope of shield.

Claims (24)

1. a kind of temperature induction type reversal valve, which is characterized in that including valve body, temperature-sensitive reversing valve core, temperature-sensitive changeover module and valve Body blanking cover component；The valve body is equipped with medium and enters channel, cryogenic media outlet channel and high-temperature medium exit passageway；It is described Medium enters channel, cryogenic media outlet channel and is connected to and sets in the valve body with one end of high-temperature medium exit passageway three It sets；The temperature-sensitive reversing valve core is set to the position that three channels are interconnected in the valve body, for being situated between in the low temperature Switchable dielectric flow channel between matter exit passageway and the high-temperature medium exit passageway；The temperature-sensitive changeover module is set to described It is located at one end of the high-temperature medium exit passageway on temperature-sensitive reversing valve core, enters temperature for switching the temperature-sensitive reversing valve core Inductive mode or non-temperature sense mode；The valve body blanking cover component is set on the valve body logical positioned at high-temperature medium outlet The one end in road.
2. temperature induction type reversal valve as described in claim 1, which is characterized in that the valve body is cylindrical hollow structure, institute The one end for stating cylindrical hollow structure is equipped with the medium and enters channel, and the other end of the cylindrical hollow structure is equipped with the high temperature Media outlet channel；It is set on the inside of the valve body there are two step outstanding, the step is used to match with the temperature-sensitive reversing valve core It closes；It is equipped with boss close to the side of the high-temperature medium exit passageway on the valve body external cylindrical surface, the boss is perforation institute The hollow structure of valve body is stated, for cooperating with the temperature-sensitive changeover module；It is located at the boss two on the valve body external cylindrical surface Side is respectively equipped with temperature-sensitive mode scale and non-temperature-sensitive mode scale；Enter channel close to the medium on the valve body external cylindrical surface Side be equipped with the cryogenic media outlet channel in tubular construction that penetrate through with the valve inner, and low temperature Jie Matter exit passageway is among intracorporal two steps of the valve.
3. temperature induction type reversal valve as claimed in claim 2, which is characterized in that the temperature-sensitive reversing valve core includes spool master Body, the first spool, the first seal spool pad, the first valve core seal ring, memory alloy spring, the first blanking cover, the second spool, second Seal spool pad, the second valve core seal ring, second spring, control lid, control lid sealing ring, the second blanking cover, the first spool main body Sealing ring and the second spool body seal circle；The spool main body is tubular structure, and inside is equipped with step outstanding, step two Side be respectively equipped with cryogenic media outlet and high-temperature medium outlet, two sides of step respectively with the first seal spool pad and The second seal spool pad cooperation；First spool, which is set in the spool main body, enters the one of channel positioned at the medium Side, and an end face of first spool is close to the intracorporal step end face of spool master；The first seal spool pad On first spool on the end face close with step end face in the spool main body；First valve core seal ring is set to In sealing ring mounting groove on the first spool external cylindrical surface；The memory alloy spring is set in the spool main body, and And one end of the memory alloy spring is contacted with first spool；First blanking cover, which is set in the spool main body, to be located at The medium enters the side in channel, and another end in contact of first blanking cover and the memory alloy spring；Described Two spools are set in the spool main body side for being located at the high-temperature medium exit passageway, the intermediate end face of second spool Close to the intracorporal step end face of spool master, second spool is contacted with an end face of first spool；Described Two seal spool pads are set on the intermediate end face of second spool；Second valve core seal ring is set to outside second spool In sealing ring mounting groove on cylindrical surface；The second spring be set to the spool main body in, one end of the second spring with The second spool contact；The control is covered in the spool main body, and one end and described second of the control lid Another end in contact of spring；The control lid sealing ring is respectively arranged on two sealing rings installation on the control lid external cylindrical surface In slot；Second blanking cover is set in the spool main body side for being located at the high-temperature medium exit passageway, and described the Two blanking covers cover and control lid sealing ring with the control and are engaged；The first spool body seal circle is set to the spool master It is located at the medium on external cylindrical surface to enter in the sealing ring mounting groove of channel side；The second spool body seal circle is set Pacify in the sealing ring being located between the cryogenic media outlet and high-temperature medium outlet on the spool main body external cylindrical surface In tankage；The first spool body seal circle and the second spool body seal circle the temperature-sensitive reversing valve core with it is described Cooperate respectively with intracorporal two steps of the valve when valve body cooperates.
4. temperature induction type reversal valve as claimed in claim 3, which is characterized in that during the axial centre of second spool is Hollow structure, second spool are cylinder " convex " shape structure, the outside cylinder of small cylinder boss in the cylinder " convex " shape structure Face is equipped with through the channel at boss center；First spool is axially hollow structure.
5. temperature induction type reversal valve as claimed in claim 2, which is characterized in that the temperature-sensitive reversing valve core includes spool master Body, third spool, the first valve core seal ring, memory alloy spring, the first blanking cover, the second valve core seal ring, second spring, control Lid, control lid sealing ring, the second blanking cover, the first spool body seal circle and the second spool body seal circle；The spool main body For tubular structure, inside is equipped with step outstanding, and step two sides are respectively equipped with cryogenic media outlet and high-temperature medium outlet, platform The external cylindrical surface of the inner cylinder face of rank and the third spool, which seals, to be cooperated；The third spool is set to position in the spool main body Enter the side in channel, and the inner circle of the external cylindrical surface of the third spool and step in the spool main body in the medium Cylinder sealing cooperation；First valve core seal ring and the second valve core seal ring are respectively arranged on the third spool external cylindrical surface two In the sealing ring mounting groove at end；The memory alloy spring is set in the spool main body, and the memory alloy spring One end is contacted with the third spool；First blanking cover, which is set in the spool main body, enters the one of channel positioned at the medium Side, and another end in contact of first blanking cover and the memory alloy spring；The second spring is set to the spool master In vivo, one end of the second spring is contacted with the third spool；The control is covered in the spool main body, and institute State one end of control lid and another end in contact of the second spring；It is outer that the control lid sealing ring is respectively arranged on the control lid In two sealing ring mounting grooves on cylindrical surface；Second blanking cover is set in the spool main body to go out positioned at the high-temperature medium The side in mouth channel, and second blanking cover covers and controls lid sealing ring with the control and is engaged；First spool Body seal circle is set on the spool main body external cylindrical surface to be entered in the sealing ring mounting groove of channel side positioned at the medium； The second spool body seal circle, which is set on the spool main body external cylindrical surface, is located at the cryogenic media outlet and the height In sealing ring mounting groove between warm media outlet；The first spool body seal circle and the second spool body seal circle Cooperate respectively with intracorporal two steps of the valve when the temperature-sensitive reversing valve core and the valve body cooperate.
6. temperature induction type reversal valve as claimed in claim 3 or 5, which is characterized in that the phase transformation of the memory alloy spring Temperature is set according to actual use demand；The memory alloy spring is one-way memory alloy spring, two-way memory alloy bullet Spring or whole memory alloy spring.
7. temperature induction type reversal valve as claimed in claim 5, which is characterized in that the third spool is cylindrical structure, Axial centre is hollow structure, is respectively equipped with sealing ring mounting groove at its external cylindrical surface both ends, centre is equipped with and extends radially through cylinder The medium channel of body.
8. temperature induction type reversal valve as claimed in claim 3 or 5, which is characterized in that the axial centre of first blanking cover For hollow structure；The axial centre of second blanking cover is hollow structure.
9. temperature induction type reversal valve as claimed in claim 8, which is characterized in that the temperature-sensitive changeover module includes cam Seat, cam, changer lever, changer lever sealing ring and positioning cards；The cam is set in the cam chair；The changer lever passes through The cam chair and the cam；The positioning cards are set on the changer lever positioning cards for being located at the cam chair two sides In mounting groove；The changer lever sealing ring is respectively arranged in two sealing ring mounting grooves on the changer lever；When the temperature-sensitive Boss inner hole when changeover module is installed on the temperature-sensitive reversing valve core, on the changer lever sealing ring and the valve body Cooperation.
10. temperature induction type reversal valve as described in claim 1, which is characterized in that the valve body blanking cover component includes valve body Blanking cover and valve body blanking cover sealing ring；The valve body blanking cover is exported equipped with high-temperature medium；The valve body blanking cover is set to the valve body One end of the upper high-temperature medium exit passageway；The valve body blanking cover sealing ring be set to the valve body blanking cover and the valve body it Between.
11. a kind of temperature induction type reversal valve, which is characterized in that including small valve body, temperature-sensitive reversing valve core and valve body blanking cover component； The small valve body is equipped with medium and enters channel, cryogenic media outlet channel and high-temperature medium exit passageway；The medium enters Channel, cryogenic media outlet channel and one end of high-temperature medium exit passageway three are connected to setting in the small valve body；It is described Temperature-sensitive reversing valve core is set to the position that three channels are interconnected in the small valve body, in the cryogenic media outlet Switchable dielectric flow channel between channel and the high-temperature medium exit passageway；The valve body blanking cover component is set to the small valve body Upper one end positioned at the high-temperature medium exit passageway；The small valve body is cylindrical hollow structure, the cylindrical hollow structure One end is equipped with the medium and enters channel, and the other end of the cylindrical hollow structure is equipped with the high-temperature medium exit passageway；Institute It states and is set on the inside of small valve body there are two step outstanding, the step is used to cooperate with the temperature-sensitive reversing valve core；The small valve body The institute in tubular construction with the small valve inner perforation is equipped with close to the side that the medium enters channel on external cylindrical surface Cryogenic media outlet channel is stated, and the cryogenic media outlet channel is among small intracorporal two steps of valve； The temperature-sensitive reversing valve core includes spool main body, the first spool, the first seal spool pad, the first valve core seal ring, memorial alloy Spring, the first blanking cover, the second spool, the second seal spool pad, the second valve core seal ring, second spring, third blanking cover, the first valve Core body seal circle and the second spool body seal circle；The spool main body is tubular structure, and inside is equipped with step outstanding, Step two sides are respectively equipped with cryogenic media outlet and high-temperature medium outlet, and two sides of step are close with first spool respectively Packing and the second seal spool pad cooperation；First spool, which is set to enter in the spool main body positioned at the medium, to be led to The side in road, and an end face of first spool is close to the intracorporal step end face of spool master；First spool Gasket is set on end face close with step end face in the spool main body on first spool；First seal spool Circle is set in the sealing ring mounting groove on the first spool external cylindrical surface；The memory alloy spring is set to the spool main body It is interior, and one end of the memory alloy spring is contacted with first spool；First blanking cover is set to the spool main body The upper side for entering channel positioned at the medium, and another end in contact of first blanking cover and the memory alloy spring； Second spool is in the spool main body in the side of the high-temperature medium exit passageway, second spool Between end face contacted close to the intracorporal step end face of spool master, second spool with an end face of first spool； The second seal spool pad is set on the intermediate end face of second spool；Second valve core seal ring is set to described second In sealing ring mounting groove on spool external cylindrical surface；The second spring is set in the spool main body, the second spring One end is contacted with second spool；The third blanking cover, which is set in the spool main body, is located at the high-temperature medium exit passageway Side, and one end of the third blanking cover be enclosed construction, another end in contact of inner face and the second spring；Institute It states the first spool body seal circle and is located at the sealing that the medium enters channel side on the spool main body external cylindrical surface It encloses in mounting groove；The second spool body seal circle is set on the spool main body external cylindrical surface to go out positioned at the cryogenic media In sealing ring mounting groove between mouth and high-temperature medium outlet；The first spool body seal circle and second spool Body seal circle is matched with small intracorporal two steps of valve respectively when the temperature-sensitive reversing valve core cooperates with the small valve body It closes；The phase transition temperature of the memory alloy spring is set according to actual use demand, and the memory alloy spring is one way note Recall alloy spring, two-way memory alloy spring or whole memory alloy spring.
12. temperature induction type reversal valve as claimed in claim 11, which is characterized in that one end of the third blanking cover is closing Structure.
13. temperature induction type reversal valve as claimed in claim 11, which is characterized in that the valve body blanking cover component includes valve body Blanking cover and valve body blanking cover sealing ring；The valve body blanking cover is exported equipped with high-temperature medium；The valve body blanking cover is set to the small valve One end of the high-temperature medium exit passageway on body；The valve body blanking cover sealing ring is set to the valve body blanking cover and the small valve body Between.
14. a kind of temperature induction type reversal valve, which is characterized in that including small valve body, temperature-sensitive reversing valve core and valve body blanking cover component； The small valve body is equipped with medium and enters channel, cryogenic media outlet channel and high-temperature medium exit passageway；The medium enters Channel, cryogenic media outlet channel and one end of high-temperature medium exit passageway three are connected to setting in the small valve body；It is described Temperature-sensitive reversing valve core is set to the position that three channels are interconnected in the small valve body, in the cryogenic media outlet Switchable dielectric flow channel between channel and the high-temperature medium exit passageway；The valve body blanking cover component is set to the small valve body Upper one end positioned at the high-temperature medium exit passageway；The small valve body is cylindrical hollow structure, the cylindrical hollow structure One end is equipped with the medium and enters channel, and the other end of the cylindrical hollow structure is equipped with the high-temperature medium exit passageway；Institute It states and is set on the inside of small valve body there are two step outstanding, the step is used to cooperate with the temperature-sensitive reversing valve core；The small valve body The institute in tubular construction with the small valve inner perforation is equipped with close to the side that the medium enters channel on external cylindrical surface Cryogenic media outlet channel is stated, and the cryogenic media outlet channel is among small intracorporal two steps of valve； The temperature-sensitive reversing valve core includes spool main body, the first spool, the first seal spool pad, the first valve core seal ring, thermometer bulb, first Blanking cover, the second spool, the second seal spool pad, the second valve core seal ring, second spring, third blanking cover, the first spool main body are close Seal and the second spool body seal circle；The spool main body is tubular structure, and inside is equipped with step outstanding, step two sides Be respectively equipped with cryogenic media outlet and high-temperature medium outlet, two sides of step respectively with the first seal spool pad and institute State the cooperation of the second seal spool pad；First spool, which is set in the spool main body, enters the one of channel positioned at the medium Side, and an end face of first spool is close to the intracorporal step end face of spool master；The first seal spool pad On first spool on the end face close with step end face in the spool main body；First valve core seal ring is set to In sealing ring mounting groove on the first spool external cylindrical surface；The thermometer bulb is set in the spool main body, and the temperature The piston end of packet is contacted with first spool；First blanking cover, which is set in the spool main body, is located at medium entrance The side in channel, and the shell fixing end face contact of first blanking cover and the thermometer bulb；Second spool is set to described It is located at the side of the high-temperature medium exit passageway in spool main body, the intermediate end face of second spool is close to the spool master Intracorporal step end face, second spool are contacted with an end face of first spool；The second seal spool pad is set In on the intermediate end face of second spool；Second valve core seal ring is set to the sealing on the second spool external cylindrical surface It encloses in mounting groove；The second spring is set in the spool main body, and one end of the second spring connects with second spool Touching；The third blanking cover is set in the spool main body side for being located at the high-temperature medium exit passageway, and the third One end of blanking cover is enclosed construction, another end in contact of inner face and the second spring；The first spool body seal Circle is set on the spool main body external cylindrical surface to be entered in the sealing ring mounting groove of channel side positioned at the medium；Described second Spool body seal circle is set on the spool main body external cylindrical surface to go out positioned at the cryogenic media outlet with the high-temperature medium In sealing ring mounting groove between mouthful；The first spool body seal circle and the second spool body seal circle are in the sense Cooperate respectively with small intracorporal two steps of valve when warm reversing valve core and the small valve body cooperate；The standard-sized sheet temperature of the thermometer bulb Degree is set according to actual use demand.
15. temperature induction type reversal valve as claimed in claim 14, which is characterized in that one end of the third blanking cover is closing Structure.
16. a kind of temperature induction type reversal valve, which is characterized in that including small valve body, temperature-sensitive reversing valve core and valve body blanking cover component； The small valve body is equipped with medium and enters channel, cryogenic media outlet channel and high-temperature medium exit passageway；The medium enters Channel, cryogenic media outlet channel and one end of high-temperature medium exit passageway three are connected to setting in the small valve body；It is described Temperature-sensitive reversing valve core is set to the position that three channels are interconnected in the small valve body, in the cryogenic media outlet Switchable dielectric flow channel between channel and the high-temperature medium exit passageway；The valve body blanking cover component is set to the small valve body Upper one end positioned at the high-temperature medium exit passageway；The small valve body is cylindrical hollow structure, the cylindrical hollow structure One end is equipped with the medium and enters channel, and the other end of the cylindrical hollow structure is equipped with the high-temperature medium exit passageway；Institute It states and is set on the inside of small valve body there are two step outstanding, the step is used to cooperate with the temperature-sensitive reversing valve core；The small valve body The institute in tubular construction with the small valve inner perforation is equipped with close to the side that the medium enters channel on external cylindrical surface Cryogenic media outlet channel is stated, and the cryogenic media outlet channel is among small intracorporal two steps of valve； The temperature-sensitive reversing valve core includes spool main body, third spool, the first valve core seal ring, memory alloy spring, the first blanking cover, Two valve core seal rings, second spring, third blanking cover, the first spool body seal circle and the second spool body seal circle；The valve Core main body is tubular structure, and inside is equipped with step outstanding, and step two sides are respectively equipped with cryogenic media outlet and high-temperature medium The external cylindrical surface of outlet, the inner cylinder face of step and the third spool, which seals, to be cooperated；The third spool is set to the spool Enter the side in channel, and platform in the external cylindrical surface of the third spool and the spool main body in main body positioned at the medium The inner cylinder face of rank seals cooperation；First valve core seal ring and the second valve core seal ring are respectively arranged on outside the third spool In the sealing ring mounting groove at cylindrical surface both ends；The memory alloy spring is set in the spool main body, and the memory is closed One end of golden spring is contacted with the third spool；First blanking cover, which is set in the spool main body, is located at medium entrance The side in channel, and another end in contact of first blanking cover and the memory alloy spring；The second spring is set to institute It states in spool main body, one end of the second spring is contacted with the third spool；The third blanking cover is set to the spool master It is located at the side of the high-temperature medium exit passageway on body, and one end of the third blanking cover is enclosed construction, inner face With another end in contact of the second spring；It is upper that the first spool body seal circle is set to the spool main body external cylindrical surface In in the sealing ring mounting groove that the medium enters channel side；The second spool body seal circle is set to the spool main body It is located in the sealing ring mounting groove between the cryogenic media outlet and high-temperature medium outlet on external cylindrical surface；Described first Spool body seal circle and the second spool body seal circle are in the temperature-sensitive reversing valve core and the small valve body cooperation time-division Do not cooperate with small intracorporal two steps of valve；The phase transition temperature of the memory alloy spring is set according to actual use demand Fixed, the memory alloy spring is one-way memory alloy spring, two-way memory alloy spring or whole memory alloy spring.
17. temperature induction type reversal valve as claimed in claim 16, which is characterized in that the third spool is cylindrical structure, Its axial centre is hollow structure, is respectively equipped with sealing ring mounting groove at its external cylindrical surface both ends, centre is equipped with and extends radially through circle The medium channel of cylinder.
18. temperature induction type reversal valve as claimed in claim 16, which is characterized in that one end of the third blanking cover is closing Structure.
19. a kind of temperature induction type reversal valve, which is characterized in that including small valve body, temperature-sensitive reversing valve core and valve body blanking cover component； The small valve body is equipped with medium and enters channel, cryogenic media outlet channel and high-temperature medium exit passageway；The medium enters Channel, cryogenic media outlet channel and one end of high-temperature medium exit passageway three are connected to setting in the small valve body；It is described Temperature-sensitive reversing valve core is set to the position that three channels are interconnected in the small valve body, in the cryogenic media outlet Switchable dielectric flow channel between channel and the high-temperature medium exit passageway；The valve body blanking cover component is set to the small valve body Upper one end positioned at the high-temperature medium exit passageway；The small valve body is cylindrical hollow structure, the cylindrical hollow structure One end is equipped with the medium and enters channel, and the other end of the cylindrical hollow structure is equipped with the high-temperature medium exit passageway；Institute It states and is set on the inside of small valve body there are two step outstanding, the step is used to cooperate with the temperature-sensitive reversing valve core；The small valve body The institute in tubular construction with the small valve inner perforation is equipped with close to the side that the medium enters channel on external cylindrical surface Cryogenic media outlet channel is stated, and the cryogenic media outlet channel is among small intracorporal two steps of valve； The temperature-sensitive reversing valve core includes spool main body, third spool, the first valve core seal ring, memory alloy spring, the first blanking cover, Two valve core seal rings, third blanking cover, the first spool body seal circle and the second spool body seal circle；The spool main body is pipe Shape structure, inside are equipped with step outstanding, and step two sides are respectively equipped with cryogenic media outlet and high-temperature medium outlet, step The external cylindrical surface of inner cylinder face and the third spool, which seals, to be cooperated；The third spool, which is set in the spool main body, is located at institute Give an account of the side that matter enters channel, and the inner cylinder face of the external cylindrical surface of the third spool and step in the spool main body Sealing cooperation；First valve core seal ring and the second valve core seal ring are respectively arranged on the third spool external cylindrical surface both ends In sealing ring mounting groove；The memory alloy spring is set in the spool main body, and the both ends of the memory alloy spring It is fixedly connected respectively with the third spool and the first blanking cover；First blanking cover, which is set in the spool main body, is located at Jie Matter enters the side in channel；The third blanking cover, which is set in the spool main body, is located at the one of the high-temperature medium exit passageway Side, and one end of the third blanking cover is enclosed construction；The first spool body seal circle is set to outside the spool main body It is located at the medium on cylindrical surface to enter in the sealing ring mounting groove of channel side；The second spool body seal circle is set to institute State the sealing ring mounting groove being located between the cryogenic media outlet and high-temperature medium outlet on spool main body external cylindrical surface It is interior；The first spool body seal circle and the second spool body seal circle are in the temperature-sensitive reversing valve core and the small valve Cooperate respectively with small intracorporal two steps of valve when body cooperates；The phase transition temperature of the memory alloy spring is according to actually making It is set with demand, the memory alloy spring is two-way memory alloy spring or whole memory alloy spring.
20. temperature induction type reversal valve as claimed in claim 19, which is characterized in that the third spool is cylindrical structure, Its axial centre is hollow structure, is respectively equipped with sealing ring mounting groove at its external cylindrical surface both ends, centre is equipped with and extends radially through circle The medium channel of cylinder.
21. temperature induction type reversal valve as claimed in claim 19, which is characterized in that one end of the third blanking cover is closing Structure.
22. a kind of temperature induction type reversal valve, which is characterized in that including small valve body, temperature-sensitive reversing valve core and valve body blanking cover component； The small valve body is equipped with medium and enters channel, cryogenic media outlet channel and high-temperature medium exit passageway；The medium enters Channel, cryogenic media outlet channel and one end of high-temperature medium exit passageway three are connected to setting in the small valve body；It is described Temperature-sensitive reversing valve core is set to the position that three channels are interconnected in the small valve body, in the cryogenic media outlet Switchable dielectric flow channel between channel and the high-temperature medium exit passageway；The valve body blanking cover component is set to the small valve body Upper one end positioned at the high-temperature medium exit passageway；The small valve body is cylindrical hollow structure, the cylindrical hollow structure One end is equipped with the medium and enters channel, and the other end of the cylindrical hollow structure is equipped with the high-temperature medium exit passageway；Institute It states and is set on the inside of small valve body there are two step outstanding, the step is used to cooperate with the temperature-sensitive reversing valve core；The small valve body The institute in tubular construction with the small valve inner perforation is equipped with close to the side that the medium enters channel on external cylindrical surface Cryogenic media outlet channel is stated, and the cryogenic media outlet channel is among small intracorporal two steps of valve； The temperature-sensitive reversing valve core includes that spool main body, third spool, the first valve core seal ring, thermometer bulb, the first blanking cover, the second spool are close Seal, second spring, third blanking cover, the first spool body seal circle and the second spool body seal circle；The spool main body is Tubular structure, inside are equipped with step outstanding, and step two sides are respectively equipped with cryogenic media outlet and high-temperature medium outlet, step Inner cylinder face and the third spool external cylindrical surface seal cooperate；The third spool, which is set in the spool main body, to be located at The medium enters the side in channel, and the interior cylinder of the external cylindrical surface of the third spool and step in the spool main body Face sealing cooperation；First valve core seal ring and the second valve core seal ring are respectively arranged on the third spool external cylindrical surface both ends Sealing ring mounting groove in；The thermometer bulb is set in the spool main body, and the piston end of the thermometer bulb and the third Spool contact；First blanking cover, which is set in the spool main body, to be located at the medium and enters the side in channel, and described the The shell fixing end face contact of one blanking cover and the thermometer bulb；The second spring is set in the spool main body, second bullet One end of spring is contacted with the third spool；The third blanking cover, which is set in the spool main body, is located at high-temperature medium outlet The side in channel, and one end of the third blanking cover is enclosed construction, another termination of inner face and the second spring Touching；The first spool body seal circle, which is set on the spool main body external cylindrical surface, enters channel side positioned at the medium In sealing ring mounting groove；The second spool body seal circle, which is set on the spool main body external cylindrical surface, is located at low temperature Jie In sealing ring mounting groove between matter outlet and high-temperature medium outlet；The first spool body seal circle and described second Spool body seal circle when the temperature-sensitive reversing valve core and the small valve body cooperate respectively with small intracorporal two platforms of valve Rank cooperation；The standard-sized sheet temperature of the thermometer bulb is set according to actual use demand.
23. temperature induction type reversal valve as claimed in claim 22, which is characterized in that the third spool is cylindrical structure, Its axial centre is hollow structure, is respectively equipped with sealing ring mounting groove at its external cylindrical surface both ends, centre is equipped with and extends radially through circle The medium channel of cylinder.
24. temperature induction type reversal valve as claimed in claim 22, which is characterized in that one end of the third blanking cover is closing Structure.
CN201710183078.5A 2017-03-24 2017-03-24 Temperature induction type reversal valve Active CN106885016B (en)

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CN108547977A (en) * 2018-04-24 2018-09-18 南华大学 Hot and cold water automatic transfer valve
CN108533792A (en) * 2018-04-24 2018-09-14 南华大学 A kind of hot and cold water automatic transfer valve
HUP1900162A1 (en) * 2019-05-16 2020-11-30 Kerox Ipari Es Kereskedelmi Kft Pushbutton-controlled mixing faucet
CN111682415B (en) * 2020-07-02 2022-12-27 仪征恒运电器有限公司 Heat dissipation switch board
CN111829180B (en) * 2020-07-27 2022-02-18 宁波方太厨具有限公司 Quick hot water outlet device and gas water heater comprising same
CN112879593B (en) * 2021-01-07 2022-04-15 宁波方太厨具有限公司 Automatic switching valve and water heater circulation system

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JPS62278388A (en) * 1986-05-27 1987-12-03 Matsushita Electric Ind Co Ltd Temperature sensing valve
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CN103016790A (en) * 2012-12-28 2013-04-03 重庆大学 Automatic cold water and hot water diverting valve
CN204756007U (en) * 2015-06-23 2015-11-11 冯秦 Cold and hot liquid, gas autosegregation ware

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JPS62278389A (en) * 1986-05-27 1987-12-03 Matsushita Electric Ind Co Ltd Thmperature sensing valve
JPS62278388A (en) * 1986-05-27 1987-12-03 Matsushita Electric Ind Co Ltd Temperature sensing valve
US5261597A (en) * 1993-03-04 1993-11-16 Maier Perlman Temperature responsive 3-way line valve with shape memory alloy actuator
CN103016790A (en) * 2012-12-28 2013-04-03 重庆大学 Automatic cold water and hot water diverting valve
CN204756007U (en) * 2015-06-23 2015-11-11 冯秦 Cold and hot liquid, gas autosegregation ware

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