CN107883552A - Five-way valve, air-conditioner set and control method - Google Patents
Five-way valve, air-conditioner set and control method Download PDFInfo
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- CN107883552A CN107883552A CN201711322155.7A CN201711322155A CN107883552A CN 107883552 A CN107883552 A CN 107883552A CN 201711322155 A CN201711322155 A CN 201711322155A CN 107883552 A CN107883552 A CN 107883552A
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- connected entrances
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
Abstract
The present invention provides a kind of five-way valve, air-conditioner set and control method, including housing and valve plate, the enclosure interior are set formed with cavity volume, five connected entrances are provided with the housing, and five connected entrances connect through the housing with the cavity volume.Five-way valve provided by the invention, air-conditioner set and control method, by setting valve plate and five connected entrances, five-way valve can be utilized to realize the switching to the interconnected relation of five pipelines, and by setting sealing plate, it can ensure that two connected entrances connect when three pipelines connect chamber connection with one, air-conditioner set can solve the problems, such as system pipeline complexity using a five-way valve, while it is more to solve valve, the problem of efficiency caused by pressure drop greatly is low, and air-conditioner set is heated in winter when carrying out defrost under aqueous mode, it is not carried out shutting down defrost, effective the problem of avoiding air-conditioning package bursting by freezing damage.
Description
Technical field
The present invention relates to air conditioner technical field, particularly a kind of five-way valve, air-conditioner set and control method.
Background technology
The recuperation of heat of air-conditioner set refers to producing domestic hot-water using air-conditioner set condensation heat, saves other energy, real
Purpose is now saved, existing total heat recovery unit, typically all there is refrigeration, heating, refrigeration+recuperation of heat, heating aqueous mode, but
Air-Cooled Heat Pump Unit is realized using multiple four-way valves, multiple magnetic valves and check valve at present, causes pipeline complexity, complete machine
The problem of efficiency is low, poor reliability.
The content of the invention
In order to solve the above-mentioned technical problem, the five-way valve, air-conditioner set and control that a kind of pipeline is simple and efficiency is high are provided
Method processed.
A kind of five-way valve, including housing and valve plate, the enclosure interior are set formed with cavity volume, are provided with the housing
Five connected entrances, and five connected entrances connect through the housing with the cavity volume, the valve plate can move freely
Be arranged in the cavity volume and the cavity volume be divided into two mutually closed connection chambers, and be in institute in the valve plate
When stating the optional position in cavity volume, the quantity ratio with two connected entrances for connecting chamber connection is 3:2.
The housing is hollow columnar structures, and the hollow columnar structures are internally formed the cavity volume, described
The edge of valve plate contacts sealing with the inner surface of the cavity volume and the cavity volume is divided into two connection chambers.
The cross section of the cavity volume is circle, and the valve plate passes through the axis of the cavity volume, and can be with the appearance
The axis of product chamber freely rotates for axle.
The five-way valve also includes drive mechanism, and the drive mechanism drives axis of the valve plate along the cavity volume to enter
Row rotates.
Five connected entrances are uniformly distributed on the hollow columnar structures, and between the two neighboring connected entrance
Angle be 72 °.
The C1 connected entrances, D connected entrances, C2 that five connected entrances include setting counterclockwise along the axis of the cavity volume connect
Port, S connected entrances and E connected entrances, and be provided with to control to correspond at the C1 connected entrances, C2 connected entrances and E connected entrances and connect
The sealing plate of port opening and closing.
The valve plate has in the cavity volume：
First position, the C1 connected entrances connect with the D connected entrances with a chamber that connects, the S connected entrances, institute
E connected entrances and the C2 connected entrances is stated to connect with another chamber that connects；
The second place, the S connected entrances and the C1 connected entrances with one it is described connect chamber connection, it is the E connected entrances, described
C2 connected entrances and the D connected entrances connect with another chamber that connects；
3rd position, the S connected entrances and the E connected entrances with one it is described connect chamber connection, it is the C2 connected entrances, described
D connected entrances and the C1 connected entrances connect with another chamber that connects；
4th position, the C2 connected entrances connect with the D connected entrances with a chamber that connects, the C1 connected entrances, institute
S connected entrances and the E connected entrances is stated to connect with another chamber that connects；
5th position, the C1 connected entrances and the D connected entrances connect with a chamber that connects, the C2 connected entrances, institute
E connected entrances and the S connected entrances is stated to connect with another chamber that connects.
Any two connects with the same chamber that connects in the C1 connected entrances, the C2 connected entrances and the E connected entrances
When logical, it is in the sealing plate of one of them in same two connected entrances for connecting chamber connection and closes shape
State, another the sealing plate are in open mode.
When the valve plate is in first position or the second place, the sealing plate of the C2 connected entrances is closed, described
C2 connected entrances make to be closed；When the valve plate is in three positions, the sealing plate of the C1 connected entrances is closed,
It is closed the C1 connected entrances；When the valve plate is in the 4th position or five position, the E connected entrances
The sealing plate close, be closed the E connected entrances.
A kind of air-conditioner set, including above-mentioned five-way valve.
The air-conditioner set also includes compressor, oil eliminator, evaporator, condenser, heat recovering heat exchanger and gas-liquid point
From device, the compressor, the oil eliminator, the five-way valve, the evaporator, the condenser and the gas-liquid separator
It is sequentially communicated to form recuperated cycle passage, described heat recovering heat exchanger one end connects with the five-way valve, the other end and the steaming
Hair device connects with the intermediate duct of the condenser.
The oil eliminator outlet connects with the D connected entrances, the heat recovering heat exchanger tracheae and the C2 connected entrances
Connection, the condenser tracheae and the C1 connected entrances, the gas-liquid separator air inlet connect with the S connected entrances.
The air-conditioner set also includes device for drying and filtering, and the device for drying and filtering is arranged at the evaporator and the condensation
Between device.
The air-conditioner set also include first throttle device, second throttling device, the 3rd throttling arrangement, the first check valve,
Second check valve and the 3rd check valve, the first throttle device are arranged between the evaporator and the device for drying and filtering,
First check valve is arranged between the condenser and the device for drying and filtering and points to the device for drying and filtering, and described
Two throttling arrangement one end connect with the first throttle device with the centre position of the device for drying and filtering, the other end and described the
One check valve connects with the centre position of the device for drying and filtering, described second check valve one end and the evaporator and described the
The centre position connection of one throttling arrangement, the centre position of the other end and first check valve and the device for drying and filtering connect
It is logical, and second check valve points to the centre position of first check valve and the device for drying and filtering, the 3rd throttling
Device one end and the outlet of the heat recovering heat exchanger, the other end and first check valve and the device for drying and filtering
Centre position is connected, and the 3rd check valve is arranged between the 3rd throttling arrangement and the heat recovering heat exchanger, and by
The heat recovering heat exchanger points to the evaporator.
The heat recovering heat exchanger and/or the evaporator are case tube heat exchanger or downward film evaporator or dry type evaporation
Device.
A kind of control method of above-mentioned air-conditioner set, including：
Refrigeration mode or heating defrost pattern, the valve plate is in first position, and the C2 connected entrances are in and close shape
State, the second throttling device and the 3rd throttling arrangement are closed, and first throttle device is in shaping modes；
Heating mode, the valve plate is in the second place, and the C2 connected entrances are closed, the first throttle
Device and the 3rd throttling arrangement are closed, and second throttling device is in shaping modes；
Freezing heat recovery mode, the valve plate is in the 3rd position, and the C1 connected entrances are closed, and described the
Two throttling arrangements and the 3rd throttling arrangement are closed, and first throttle device is in shaping modes；
Aqueous mode is heated, the valve plate is in the 4th position, and the E connected entrances are closed, the first segment
Flow device and the 3rd throttling arrangement is closed, second throttling device is in shaping modes；
Water heating defrost pattern, the valve plate is in the 5th position, and the E connected entrances are closed, and described
One throttling arrangement and second throttling device are closed, and the 3rd throttling arrangement is in shaping modes.
Also include：
When heating mode enters heating defrost pattern, the valve plate turns to first position by the second place, and described
C2 connected entrances are remained off, and the first throttle device is opened and enters shaping modes, and the second throttling device is closed,
3rd throttling arrangement is changed into closed mode from original state；
When heating defrost pattern enters heating mode, the valve plate turns to the second place by first position, and described
C2 connected entrances are remained off, and the first throttle device is closed, and the 3rd throttling arrangement is changed into closing shape from original state
State, the second throttling device are opened and enter shaping modes
Also include：
When heating aqueous mode enters water heating defrost pattern, the valve plate is moved to the 5th position by four-position rotation, and
The E connected entrances remain off, and the first throttle device is changed into closed mode, the second throttling device from original state
Open and enter shaping modes, the 3rd throttling arrangement is closed；
When water heating defrost pattern enters heating aqueous mode, the valve plate turns to the 4th position by the 5th position, and
The E connected entrances remain off, and the first throttle device is changed into closed mode, the second throttling device from original state
Close, the 3rd throttling arrangement, which is opened and entered, there are shaping modes.
Five-way valve, air-conditioner set and control method provided by the invention, by setting valve plate and five connected entrances, Neng Gouli
The switching to the interconnected relation of five pipelines is realized with five-way valve, and by setting sealing plate, can be in three pipelines
Ensure that two connected entrances connect when connecting chamber connection with one, air-conditioner set can utilize a five-way valve to solve system pipeline and answer
The problem of miscellaneous, while solve the problems, such as that valve is more, pressure drop is big and caused by efficiency it is low, and air-conditioner set is in winter system
When defrost is carried out under hot-water mode, it is not carried out shutting down defrost, effectively avoids the problem of bursting by freezing of air-conditioning package damages.
Brief description of the drawings
Fig. 1 is the structural representation of the five-way valve of five-way valve provided by the invention, air-conditioner set and control method；
Fig. 2 is in knot during first position for the five-way valve of five-way valve provided by the invention, air-conditioner set and control method
Structure schematic diagram；
Fig. 3 is in the knot during second place for the five-way valve of five-way valve provided by the invention, air-conditioner set and control method
Structure schematic diagram；
Fig. 4 is in knot during three positions for the five-way valve of five-way valve provided by the invention, air-conditioner set and control method
Structure schematic diagram；
Fig. 5 is in knot during four positions for the five-way valve of five-way valve provided by the invention, air-conditioner set and control method
Structure schematic diagram；
Fig. 6 is in knot during five positions for the five-way valve of five-way valve provided by the invention, air-conditioner set and control method
Structure schematic diagram；
Fig. 7 is the structural representation of the air-conditioner set of five-way valve provided by the invention, air-conditioner set and control method；
In figure：
1st, housing；2nd, valve plate；3rd, cavity volume；31st, chamber is connected；11st, C1 connected entrances；12nd, D connected entrances；13rd, C2 connected entrances；
14th, S connected entrances；15th, E connected entrances；16th, sealing plate；4th, compressor；5th, oil eliminator；6th, evaporator；7th, condenser；8th, heat is returned
Receive heat exchanger；9th, gas-liquid separator；41st, device for drying and filtering；42nd, first throttle device；43rd, second throttling device；44th, Section three
Flow device；45th, the first check valve；46th, the second check valve；47th, the 3rd check valve.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below in conjunction with drawings and Examples pair
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only used for explaining the present invention, not
For limiting the present invention.
Five-way valve as shown in Figures 1 to 6, including housing 1 and valve plate 2, set formed with cavity volume 3 inside the housing 1,
Five connected entrances are provided with the housing 1, and five connected entrances connect through the housing 1 with the cavity volume 3,
What the valve plate 2 can move freely is arranged in the cavity volume 3 and the cavity volume 3 is divided to for two mutually closed connections
Chamber 31, two it is described connection chambers 31 with the movement of the valve plate 2 and position changes, and pass through two connection chamber 31 positions
Put change and realize the switching of the connected state between connection chamber 31 and connected entrance, and be in the valve plate 2 in the cavity volume 3
Optional position when, be 3 with two quantity ratios of connected entrances for connecting the connection of chamber 31:2, no matter namely valve plate 2 be in
Which kind of position, there are two connected entrances to connect chamber 31 with one and connect, the other three connected entrance connects with another chamber 31 that connects, and leads to
Cross and connect different pipelines on five connected entrances, and valve equal controller is set, can realize and be carried out using a five-way valve
The switching of five kinds of connection models, and then the purpose for the connecting pipeline for reducing air-conditioner set is realized, system stream is simplified, is improved
Operational reliability, reduces the resistance loss of pipeline of refrigerant flow in air-conditioner set when running, and then improves complete machine operational energy efficiency.
The housing 1 is hollow columnar structures, and the hollow columnar structures are internally formed the cavity volume 3, institute
The edge for stating valve plate 2 contacts sealing with the inner surface of the cavity volume 3 and the cavity volume 3 is divided to for two connection chambers
31, the convenient position and structure to connected entrance and valve plate 2 are configured, and housing 1 are arranged into hollow columnar structures, have
Beneficial to the refrigerant pressure born in air-conditioner set.
The cross section of the cavity volume 3 is circle, and the valve plate 2 passes through the axis of the cavity volume 3, and can be with described
The axis of cavity volume 3 is that axle freely rotates, convenient that valve plate 2 is driven and made, and reduces manufacture craft requirement.
The five-way valve also includes drive mechanism, and the drive mechanism drives axis of the valve plate 2 along the cavity volume 3
Rotated, drive mechanism action is directly driven according to drive signal, and then drive valve plate 2 to be rotated, it is preferred that the drive
Motivation structure is YE.
Five connected entrances are uniformly distributed on the hollow columnar structures, and between the two neighboring connected entrance
Angle be 72 °, valve plate 2 be by hollow columnar structures axis sheet material, its cross section be cavity volume 3 diameter, valve
Five connected entrances can be divided into three connections and be connected with two by plate 2 when turning to optional position.
Five connected entrances include C1 connected entrances 11, the D connected entrances set counterclockwise along the axis of the cavity volume 3
12nd, C2 connected entrances 13, S connected entrances 14 and E connected entrances 15, and set at the C1 connected entrances 11, C2 connected entrances 13 and E connected entrances 15
The sealing plate 16 of corresponding connected entrance opening and closing can be controlled by being equipped with, and the sealing plate 16 connected entrance can be closed by corresponding to,
Prevent it from the circulation that carries out liquid or gas.
Preferably, the sealing plate 16 can also use the structures such as magnetic valve to be substituted.
The valve plate 2 has in the cavity volume 3：
First position, the C1 connected entrances 11 connect with the D connected entrances 12 with a chamber 31 that connects, and the S connects
Port 14, the E connected entrances 15 and the C2 connected entrances 13 connect with another chamber 31 that connects；
The second place, the S connected entrances 14 and the C1 connected entrances 11 connect with a chamber 31 that connects, the E connections
Mouth 15, the C2 connected entrances 13 and the D connected entrances 12 connect with another chamber 31 that connects；
3rd position, the S connected entrances 14 connect with the E connected entrances 15 with a chamber 31 that connects, the C2 connections
Mouth 13, the D connected entrances 12 and the C1 connected entrances 11 connect with another chamber 31 that connects；
4th position, the C2 connected entrances 13 connect with the D connected entrances 12 with a chamber 31 that connects, the C1 connections
Mouth 11, the S connected entrances 14 and the E connected entrances 15 connect with another chamber 31 that connects；
5th position, the C1 connected entrances 11 and the D connected entrances 12 connect with a chamber 31 that connects, the C2 connections
Mouth 13, the E connected entrances 15 and the S connected entrances 14 connect with another chamber 31 that connects；
The drive mechanism can be directly driven between any two position of the valve plate 2 in first position to the 5th position
Switching.
Any two and the same company in the C1 connected entrances 11, the C2 connected entrances 13 and the E connected entrances 15
When cavity 31 connects, with the sealing plate 16 of one of them in same two connected entrances for connecting the connection of chamber 31
It is closed, another the sealing plate 16 is in open mode, namely ensures connecting the three of chamber 31 with same
In individual connected entrance, it is interconnected between only two connected entrances, and another is closed, between guarantee connected entrance
Interconnected accuracy, it can also ensure the certainty of the corresponding connection for the pipeline being connected on connected entrance.
When the valve plate 2 is in first position or the second place, the sealing plate 16 of the C2 connected entrances 13 is closed,
The C2 connected entrances 13 make to be closed；When the valve plate 2 is in three positions, the C1 connected entrances 11 it is described close
Shrouding 16 is closed, and is closed the C1 connected entrances 11；The 4th position or the 5th position are in the valve plate 2
When, the sealing plate 16 of the E connected entrances 15 is closed, and is closed the E connected entrances 15.
A kind of air-conditioner set as shown in Figure 7, including above-mentioned five-way valve.
It is gentle that the air-conditioner set also includes compressor 4, oil eliminator 5, evaporator 6, condenser 7, heat recovering heat exchanger 8
Liquid/gas separator 9, the compressor 4, the oil eliminator 5, the five-way valve, the evaporator 6, the condenser 7 and described
Gas-liquid separator 9 is sequentially communicated to form recuperated cycle passage, and described one end of heat recovering heat exchanger 8 connects with the five-way valve, separately
One end connects with the intermediate duct of the evaporator 6 and the condenser 7.
The outlet of oil eliminator 5 connects with the D connected entrances 12, and the tracheae of heat recovering heat exchanger 8 connects with the C2
Port 13 connects, the tracheae of condenser 7 and the C1 connected entrances 11, the air inlet of gas-liquid separator 9 and the S connected entrances
14 connections.
The air-conditioner set also includes device for drying and filtering 41, and the device for drying and filtering 41 is arranged at the evaporator 6 and institute
State between condenser 7.
It is single that the air-conditioner set also includes first throttle device 42, second throttling device 43, the 3rd throttling arrangement 44, first
To valve 45, the second check valve 46 and the 3rd check valve 47, the first throttle device 42 is arranged at the evaporator 6 and done with described
Between dry filter 41, first check valve 45 is arranged between the condenser 7 and the device for drying and filtering 41 and pointed to
The device for drying and filtering 41, described one end of second throttling device 43 and the first throttle device 42 and the device for drying and filtering 41
Centre position connection, the other end connects with first check valve 45 with the centre position of the device for drying and filtering 41, described
The one end of second check valve 46 connects with the evaporator 6 with the centre position of the first throttle device 42, the other end with it is described
First check valve 45 connects with the centre position of the device for drying and filtering 41, and second check valve 46 points to first list
To the centre position of valve 45 and the device for drying and filtering 41, described one end of 3rd throttling arrangement 44 and the heat recovering heat exchanger 8
Outlet, the other end connects with first check valve 45 with the centre position of the device for drying and filtering 41, the described 3rd
Check valve 47 is arranged between the 3rd throttling arrangement 44 and the heat recovering heat exchanger 8, and by the heat recovering heat exchanger 8
Point to the evaporator 6.
The heat recovering heat exchanger 8 and/or the evaporator 6 are that case tube heat exchanger or downward film evaporator 6 or dry type are steamed
Send out device 6.
A kind of control method of above-mentioned air-conditioner set, including：
Refrigeration mode or heating defrost pattern, the valve plate 2 is in first position, and the C2 connected entrances 13 are in and closed
State, the throttling arrangement 44 of second throttling device 43 and the 3rd are closed, and first throttle device 42 is in shaping modes；
Wherein refrigeration mode or heat the flow process of refrigerant of defrost pattern and be：Compressor 4- oil eliminators 5-D is connected
Mouth 12-C1 connected entrance 11- condensers 7- the first check valve 45- device for drying and filtering 41- first throttle device 42- evaporators 6-E connects
Port 15-S connected entrance 14- gas-liquid separator 9- compressors 4；
The high-temperature high-pressure refrigerant gas that the compressor 4 is discharged, Oil-gas Separation, high temperature are carried out through external oil eliminator 5
Higher pressure refrigerant gas enters in condenser 7 by five-way valve to be condensed, the refrigerant liquid warp of condensed medium temperature high pressure
Throttled after first check valve 45 and device for drying and filtering 41 in first throttle device 42, the refrigerant of the low-temp low-pressure after throttling
Gas-liquid mixture, which enters in evaporator 6, to be evaporated, and the refrigerant vapour for becoming low-temp low-pressure after evaporation endothermic in evaporator 6 passes through
Five-way valve enters gas-liquid separator 9, carries out gas-liquid separation, and the refrigerant vapour that the low-temp low-pressure come is then demultiplex out returns to compression
Machine 4.It is so a complete circulation, realizes kind of refrigeration cycle or heating defrost circulation；
Heating mode, the valve plate 2 is in the second place, and the C2 connected entrances 13 are closed, and described first
The throttling arrangement 44 of throttling arrangement 42 and the 3rd is closed, and second throttling device 43 is in shaping modes；
Wherein, the refrigerant flow process of heating mode is：Compressor 4 → oil eliminator, 5 → D connected entrance 12 → E connected entrances
Check valve 46 → device for drying and filtering, 41 → second throttling device, 43 → condenser, the 7 → C2 connected entrances 13 of 15 → evaporator 6 → the second
9 → compressor of → S 14 → gas-liquid separators of connected entrance 4；
The high-temperature high-pressure refrigerant gas that the compressor 4 is discharged, Oil-gas Separation, high temperature are carried out through external oil eliminator 5
Higher pressure refrigerant gas enters in evaporator 6 by five-way valve to be condensed, the refrigerant liquid warp of condensed medium temperature high pressure
Throttled after second check valve 46 and device for drying and filtering 41 in second throttling device 43.The refrigerant of low-temp low-pressure after throttling
Gas-liquid mixture evaporates into condenser 7, and the refrigerant vapour for becoming low-temp low-pressure after evaporation endothermic in condenser 7 passes through five
Port valve enters gas-liquid separator 9, carries out gas-liquid separation, and the refrigerant vapour that the low-temp low-pressure come is then demultiplex out returns to compressor
4.It is so a complete circulation, realizes heating circulation；
Refrigeration heat recovery mode, the valve plate 2 is in the 3rd position, and the C1 connected entrances 11 are closed, institute
State the throttling arrangement 44 of second throttling device 43 and the 3rd to close, first throttle device 42 is in shaping modes；
It is in the refrigerant flow process of refrigeration heat recovery mode：
The check valve of 13 → heat recovering heat exchanger of compressor 4 → oil eliminator, 52 → D connected entrance 12 → C2 connected entrances the 8 → the 3rd
47 → device for drying and filtering, 41 → first throttle device 42 → evaporator, 6 → E connected entrance 15 → S connected entrances, 14 → gas-liquid separator 9
→ compressor 4
The high-temperature high-pressure refrigerant gas that the compressor 4 is discharged, Oil-gas Separation, high temperature are carried out through external oil eliminator 5
Higher pressure refrigerant gas enters in heat recovering heat exchanger 8 by five-way valve to be condensed, the refrigerant of condensed medium temperature high pressure
Liquid is throttled after the 3rd check valve 47 and device for drying and filtering 41 in first throttle device 42.Low-temp low-pressure after throttling
Refrigerant air-liquid mixture, which enters in evaporator 6, to be evaporated, and the refrigerant for becoming low-temp low-pressure after evaporation endothermic in evaporator 6 steams
Vapour enters gas-liquid separator 9 by five-way valve, carries out gas-liquid separation, and the refrigerant vapour that the low-temp low-pressure come is then demultiplex out returns
To compressor 4.It is so a complete circulation, realizes refrigeration heat recovery cycle
Aqueous mode is heated, the valve plate 2 is in the 4th position, and the E connected entrances 15 are closed, and described first
The throttling arrangement 44 of throttling arrangement 42 and the 3rd is closed, and second throttling device 43 is in shaping modes；
Refrigerant flow process is in aqueous mode is heated：
The check valve of 13 → heat recovering heat exchanger of compressor 4 → oil eliminator, 5 → D connected entrance 12 → C2 connected entrances the 8 → the 3rd
47 → device for drying and filtering, 41 → second throttling device, 43 → condenser, 7 → C1 connected entrance 11 → S connected entrances, 14 → gas-liquid separator 9
→ compressor 4
The high-temperature high-pressure refrigerant gas that the compressor 4 is discharged, Oil-gas Separation, high temperature are carried out through external oil eliminator 5
Higher pressure refrigerant gas enters in heat recovering heat exchanger 8 by five-way valve to be condensed, the refrigerant of condensed medium temperature high pressure
Liquid is throttled after the 3rd check valve 47 and device for drying and filtering 41 in second throttling device 43.Low-temp low-pressure after throttling
Refrigerant air-liquid mixture, which enters in condenser 7, to be evaporated, and the refrigerant for becoming low-temp low-pressure after evaporation endothermic in condenser 7 steams
Vapour enters gas-liquid separator 9 by five-way valve, carries out gas-liquid separation, and the refrigerant vapour that the low-temp low-pressure come is then demultiplex out returns
To compressor 4.It is so a complete circulation, realizes heating water circulation；
Water heating defrost pattern, the valve plate 2 is in the 5th position, and the E connected entrances 15 are closed, described
First throttle device 42 and second throttling device 43 are closed, and the 3rd throttling arrangement 44 is in shaping modes；
The flow process of refrigerant is in water heating defrost pattern：
The throttling arrangement 44 of 11 → condenser of compressor 4 → oil eliminator, 5 → D connected entrance 12 → C1 connected entrances the 7 → the 3rd →
9 → compressor of heat recovering heat exchanger 8 → C2 connected entrance 13 → S, 14 → gas-liquid separators of connected entrance 4；
The high-temperature high-pressure refrigerant gas that the compressor 4 is discharged, Oil-gas Separation, high temperature are carried out through external oil eliminator 5
Higher pressure refrigerant gas enters in condenser 7 by five-way valve to be condensed, and the refrigerant liquid of condensed medium temperature high pressure enters
Enter the 3rd throttling arrangement 44 to be throttled.The refrigerant air-liquid mixture of low-temp low-pressure after throttling enters heat recovering heat exchanger 8
Evaporation, the refrigerant vapour for becoming low-temp low-pressure after evaporation endothermic in heat recovering heat exchanger 8 divide by five-way valve into gas-liquid
From device 9, gas-liquid separation is carried out, the refrigerant vapour that the low-temp low-pressure come is then demultiplex out returns to compressor 4.It is so complete for one
Whole circulation, realize water heating defrost circulation.
The control method also includes：
When heating mode enters heating defrost pattern, the valve plate 2 turns to first position by the second place, and described
C2 connected entrances 13 remain off, and the first throttle device 42 is opened and enters shaping modes, the second throttling device
43 close, and the 3rd throttling arrangement 44 is changed into closed mode from original state；
When heating defrost pattern enters heating mode, the valve plate 2 turns to the second place by first position, and described
C2 connected entrances 13 are remained off, and the first throttle device 42 is closed, and the 3rd throttling arrangement 44 is changed into from original state
Closed mode, the second throttling device 43 are opened and enter shaping modes
Also include：
When heating aqueous mode enters water heating defrost pattern, the valve plate 2 is moved to the 5th position by four-position rotation, and
The E connected entrances 15 remain off, and the first throttle device 42 is changed into closed mode, second throttling from original state
Device 43 is opened and enters shaping modes, and the 3rd throttling arrangement 44 is closed；
When water heating defrost pattern enters heating aqueous mode, the valve plate 2 turns to the 4th position by the 5th position, and
The E connected entrances 15 remain off, and the first throttle device 42 is changed into closed mode, second throttling from original state
Device 43 is closed, and the 3rd throttling arrangement 44, which is opened and entered, shaping modes.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (18)
- A kind of 1. five-way valve, it is characterised in that：Including housing (1) and valve plate (2), set inside the housing (1) formed with volume Chamber (3), five connected entrances are provided with the housing (1), and five connected entrances are through the housing (1) and the appearance Product chamber (3) connection, what the valve plate (2) can move freely is arranged in the cavity volume (3) and is divided into the cavity volume (3) Two mutually closed connection chambers (31), and when the valve plate (2) is in the optional position in the cavity volume (3), with two The quantity ratio of the connected entrance of individual connection chamber (31) connection is 3:2.
- 2. five-way valve according to claim 1, it is characterised in that：The housing (1) is hollow columnar structures, in described Hollow round column shape structure is internally formed the cavity volume (3), the interior table of the edge of the valve plate (2) with the cavity volume (3) Face contact seals and the cavity volume (3) is divided into two connection chambers (31).
- 3. five-way valve according to claim 2, it is characterised in that：The cross section of the cavity volume (3) is circular, the valve Plate (2) passes through the axis of the cavity volume (3), and can freely be rotated as axle using the axis of the cavity volume (3).
- 4. five-way valve according to claim 3, it is characterised in that：The five-way valve also includes drive mechanism, the driving Mechanism drives axis of the valve plate (2) along the cavity volume (3) to be rotated.
- 5. five-way valve according to claim 3, it is characterised in that：Five connected entrances are uniformly distributed in the hollow circle On column structure, and the angle between the two neighboring connected entrance is 72 °.
- 6. five-way valve according to claim 5, it is characterised in that：Five connected entrances are included along the cavity volume (3) Axis the C1 connected entrances (11), D connected entrances (12), C2 connected entrances (13), S connected entrances (14) and the E connected entrances that set counterclockwise (15), and the C1 connected entrances (11), C2 connected entrances (13) and E connected entrances (15) place are provided with corresponding connected entrance can be controlled to open The sealing plate (16) closed.
- 7. five-way valve according to claim 6, it is characterised in that：The valve plate (2) has in the cavity volume (3)：First position, the C1 connected entrances (11) connect with the D connected entrances (12) with a chamber (31) that connects, the S Connected entrance (14), the E connected entrances (15) and the C2 connected entrances (13) connect with another chamber (31) that connects；The second place, the S connected entrances (14) and the C1 connected entrances (11) connect with a chamber (31) that connects, and the E connects Port (15), the C2 connected entrances (13) and the D connected entrances (12) connect with another chamber (31) that connects；3rd position, the S connected entrances (14) connect with the E connected entrances (15) with a chamber (31) that connects, and the C2 connects Port (13), the D connected entrances (12) and the C1 connected entrances (11) connect with another chamber (31) that connects；4th position, the C2 connected entrances (13) connect with the D connected entrances (12) with a chamber (31) that connects, and the C1 connects Port (11), the S connected entrances (14) and the E connected entrances (15) connect with another chamber (31) that connects；5th position, the C1 connected entrances (11) and the D connected entrances (12) connect with a chamber (31) that connects, and the C2 connects Port (13), the E connected entrances (15) and the S connected entrances (14) connect with another chamber (31) that connects.
- 8. five-way valve according to claim 7, it is characterised in that：In the C1 connected entrances (11), the C2 connected entrances (13) and in the E connected entrances (15) any two with it is same it is described connect chamber (31) connection when, described connect chamber with same (31) sealing plate (16) of one of them in two connected entrances of connection is closed, another described Sealing plate (16) is in open mode.
- 9. five-way valve according to claim 8, it is characterised in that：First position or second are in the valve plate (2) When putting, the sealing plate (16) of the C2 connected entrances (13) is closed, and the C2 connected entrances (13) make to be closed；Institute When stating valve plate (2) and being in three positions, the sealing plate (16) of the C1 connected entrances (11) is closed, and makes the C1 connected entrances (11) it is closed；When the valve plate (2) is in the 4th position or five position, the E connected entrances (15) The sealing plate (16) is closed, and is closed the E connected entrances (15).
- A kind of 10. air-conditioner set, it is characterised in that：Including the five-way valve any one of claim 1 to 9.
- 11. air-conditioner set according to claim 10, it is characterised in that：The air-conditioner set also includes compressor (4), oil Separator (5), evaporator (6), condenser (7), heat recovering heat exchanger (8) and gas-liquid separator (9), the compressor (4), institute Oil eliminator (5), the five-way valve, the evaporator (6), the condenser (7) and the gas-liquid separator (9) is stated successively to connect Logical to form recuperated cycle passage, described heat recovering heat exchanger (8) one end connects with the five-way valve, the other end and the evaporator (6) intermediate duct with the condenser (7) connects.
- 12. air-conditioner set according to claim 11, it is characterised in that：Oil eliminator (5) outlet connects with the D Mouthful (12) connection, heat recovering heat exchanger (8) tracheae connect with the C2 connected entrances (13), condenser (7) tracheae and The C1 connected entrances (11), gas-liquid separator (9) air inlet connect with the S connected entrances (14).
- 13. air-conditioner set according to claim 11, it is characterised in that：The air-conditioner set also includes device for drying and filtering (41), the device for drying and filtering (41) is arranged between the evaporator (6) and the condenser (7).
- 14. air-conditioner set according to claim 13, it is characterised in that：The air-conditioner set also includes first throttle device (42), second throttling device (43), the 3rd throttling arrangement (44), the first check valve (45), the second check valve (46) and the 3rd are single To valve (47), the first throttle device (42) is arranged between the evaporator (6) and the device for drying and filtering (41), described First check valve (45) is arranged between the condenser (7) and the device for drying and filtering (41) and points to the device for drying and filtering (41), described second throttling device (43) one end and the centre of the first throttle device (42) and the device for drying and filtering (41) Position connects, and the other end connects with first check valve (45) with the centre position of the device for drying and filtering (41), and described the Two check valves (46) one end connects with the evaporator (6) with the centre position of the first throttle device (42), the other end with First check valve (45) connects with the centre position of the device for drying and filtering (41), and second check valve (46) points to First check valve (45) and the centre position of the device for drying and filtering (41), described 3rd throttling arrangement (44) one end and institute State the outlet of heat recovering heat exchanger (8), the other end and first check valve (45) and the device for drying and filtering (41) Centre position connects, and the 3rd check valve (47) is arranged at the 3rd throttling arrangement (44) and the heat recovering heat exchanger (8) between, and the evaporator (6) is pointed to by the heat recovering heat exchanger (8).
- 15. air-conditioner set according to claim 11, it is characterised in that：The heat recovering heat exchanger (8) and/or the steaming It is case tube heat exchanger or downward film evaporator (6) or dry evaporator (6) to send out device (6).
- A kind of 16. control method of the air-conditioner set any one of claim 10-15, it is characterised in that：Including：Refrigeration mode or heating defrost pattern, the valve plate (2) is in first position, and the C2 connected entrances (13) are in and closed State, the second throttling device (43) and the 3rd throttling arrangement (44) are closed, and first throttle device (42) is in shaping modes；Heating mode, the valve plate (2) is in the second place, and the C2 connected entrances (13) are closed, and described first Throttling arrangement (42) and the 3rd throttling arrangement (44) are closed, and second throttling device (43) is in shaping modes；Refrigeration heat recovery mode, the valve plate (2) is in the 3rd position, and the C1 connected entrances (11) are closed, institute State second throttling device (43) and the 3rd throttling arrangement (44) is closed, first throttle device (42) is in shaping modes；Aqueous mode is heated, the valve plate (2) is in the 4th position, and the E connected entrances (15) are closed, and described first Throttling arrangement (42) and the 3rd throttling arrangement (44) are closed, and second throttling device (43) is in shaping modes；Water heating defrost pattern, the valve plate (2) is in the 5th position, and the E connected entrances (15) are closed, described First throttle device (42) and second throttling device (43) are closed, and the 3rd throttling arrangement (44) is in shaping modes.
- 17. control method according to claim 16, it is characterised in that：Also include：When heating mode enters heating defrost pattern, the valve plate (2) turns to first position, and the C2 by the second place Connected entrance (13) is remained off, and the first throttle device (42) is opened and enters shaping modes, the second throttling dress (43) closing is put, the 3rd throttling arrangement (44) is changed into closed mode from original state；When heating defrost pattern enters heating mode, the valve plate (2) turns to the second place, and the C2 by first position Connected entrance (13) is remained off, and the first throttle device (42) is closed, and the 3rd throttling arrangement (44) is by original state It is changed into closed mode, the second throttling device (43) is opened and enters shaping modes.
- 18. control method according to claim 16, it is characterised in that：Also include：When heating aqueous mode enters water heating defrost pattern, the valve plate (2) is moved to the 5th position, and institute by four-position rotation State E connected entrances (15) to remain off, the first throttle device (42) is changed into closed mode, second section from original state Stream device (43) is opened and enters shaping modes, and the 3rd throttling arrangement (44) is closed；When water heating defrost pattern enters heating aqueous mode, the valve plate (2) turns to the 4th position, and institute by the 5th position State E connected entrances (15) to remain off, the first throttle device (42) is changed into closed mode, second section from original state Flow device (43) to close, the 3rd throttling arrangement (44), which is opened and entered, there are shaping modes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711322155.7A CN107883552A (en) | 2017-12-12 | 2017-12-12 | Five-way valve, air-conditioner set and control method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711322155.7A CN107883552A (en) | 2017-12-12 | 2017-12-12 | Five-way valve, air-conditioner set and control method |
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| CN107883552A true CN107883552A (en) | 2018-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711322155.7A Pending CN107883552A (en) | 2017-12-12 | 2017-12-12 | Five-way valve, air-conditioner set and control method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111823823A (en) * | 2019-04-15 | 2020-10-27 | 华为技术有限公司 | Air conditioning system and vehicle |
| CN113175768A (en) * | 2021-02-09 | 2021-07-27 | 三花控股集团有限公司 | Fluid control assembly |
| CN115031444A (en) * | 2021-03-05 | 2022-09-09 | 约克广州空调冷冻设备有限公司 | Heat pump system |
| CN115265002A (en) * | 2021-04-29 | 2022-11-01 | 约克广州空调冷冻设备有限公司 | Heat pump system |
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| CN111823823A (en) * | 2019-04-15 | 2020-10-27 | 华为技术有限公司 | Air conditioning system and vehicle |
| CN113175768A (en) * | 2021-02-09 | 2021-07-27 | 三花控股集团有限公司 | Fluid control assembly |
| CN115031444A (en) * | 2021-03-05 | 2022-09-09 | 约克广州空调冷冻设备有限公司 | Heat pump system |
| CN115265002A (en) * | 2021-04-29 | 2022-11-01 | 约克广州空调冷冻设备有限公司 | Heat pump system |
| CN115265002B (en) * | 2021-04-29 | 2023-10-13 | 约克广州空调冷冻设备有限公司 | heat pump system |
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