CN109269157A - The injection return-flow system and air-conditioner set of a kind of evaporator, evaporator - Google Patents
The injection return-flow system and air-conditioner set of a kind of evaporator, evaporator Download PDFInfo
- Publication number
- CN109269157A CN109269157A CN201811297195.5A CN201811297195A CN109269157A CN 109269157 A CN109269157 A CN 109269157A CN 201811297195 A CN201811297195 A CN 201811297195A CN 109269157 A CN109269157 A CN 109269157A
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- Prior art keywords
- taking port
- liquid taking
- evaporator
- baffle
- low
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- 238000002347 injection Methods 0.000 title claims abstract description 23
- 239000007924 injection Substances 0.000 title claims abstract description 23
- 239000007788 liquid Substances 0.000 claims abstract description 237
- 238000004891 communication Methods 0.000 claims abstract description 23
- 239000003507 refrigerant Substances 0.000 claims description 10
- 230000005484 gravity Effects 0.000 claims description 5
- 239000002828 fuel tank Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 239000000243 solution Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000002826 coolant Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000010025 steaming Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000006200 vaporizer Substances 0.000 description 1
Classifications
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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
- F25B39/00—Evaporators; Condensers
- F25B39/02—Evaporators
-
- 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
- F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
-
- 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
- F25B2339/00—Details of evaporators; Details of condensers
- F25B2339/02—Details of evaporators
-
- 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
- F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
- F25B2400/23—Separators
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Power Engineering (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The present invention relates to a kind of evaporator, the injection return-flow system of evaporator and air-conditioner set, the side wall of the evaporator is equipped with high liquid taking port and low liquid taking port；The opening/closing component for opening and closing the high liquid taking port and the low liquid taking port is equipped in the evaporator；It is equipped in the evaporator for controlling the opening/closing component to the control assembly of the open/close states of the high liquid taking port and the low liquid taking port.The high liquid taking port and the low liquid taking port are opened and closed by the way that opening/closing component is arranged, and the high liquid taking port and the low liquid taking port only one liquid taking port for being in communication with the outside, and then being in communication with the outside by control assembly control selections always are controlled by the control assembly；It can guarantee that evaporator can have higher oil return efficiency in different liquid levels.
Description
Technical field
The present invention relates to vaporizer technology field more particularly to a kind of evaporators, the injection return-flow system of evaporator and sky
Adjust unit.
Background technique
With the development of air-conditioning technical, full-liquid type centrifugal water chillers and flooded screw water cooler are nowadays in large-scale work
It is all widely used on quotient is civilian, at the same time, problem of oil return is always two kinds of important technical problems of unit,
Two parts, main oil return line and injection oil return line are generally included for full-liquid type water cooler oil return, injection oil return is for system
Reliability stabilization have important role.
Currently used injection oil return is to determine height oil return, and for evaporator tube wall there are two liquid taking port, one is high liquid
Position liquid taking port, one is low liquid level liquid taking port.Although can play the role of assist main line oil return, work as liquid level high liquid level it
When upper, what low liquid level liquid taking port was got is mostly refrigerant, affects oil return efficiency, and when liquid level is between height liquid taking port
When because the amount of injection be it is certain, high liquid taking port can suck gaseous coolant, influence low liquid taking port liquid-taken amount, thus influence draw
It is emitted back towards oily efficiency, and then influences the refrigerating capacity of entire refrigeration cycle.
Accordingly, it is desirable to provide the injection return-flow system and air-conditioner set of a kind of evaporator, evaporator solve the prior art
Deficiency.
Summary of the invention
In order to solve the problems in the prior art, the present invention provides the injection return-flow systems of a kind of evaporator, evaporator
And air-conditioner set.
A kind of evaporator,
The side wall of the evaporator is equipped with high liquid taking port and low liquid taking port；
The opening/closing component for opening and closing the high liquid taking port and the low liquid taking port is equipped in the evaporator；
It is equipped in the evaporator and the high liquid taking port and the low liquid taking port is opened for controlling the opening/closing component
The control assembly of closed state.
Further, the low liquid taking port is set to below the high liquid taking port.
Further, the opening/closing component includes the selection door switched between first state and the second state；
The first state includes closing the high liquid taking port and the unlatching low liquid taking port；
Second state includes closing the low liquid taking port and the unlatching high liquid taking port.
Further, the selection door includes the first baffle interconnected for closing the high liquid taking port and is used for
Close the second baffle of the low liquid taking port.
Further, the first baffle and the second baffle are connected in same rotation axis；The rotation axis can lead to
Crossing rotation switches the selection door between the first state and the second state.
Further, the angle between the first baffle and the second baffle is greater than 0 ° and less than 180 °；The rotation
Axis is horizontally disposed with and the side wall rotation connection of the evaporator between the high liquid taking port and the low liquid taking port；Described second
The weight of baffle is greater than the weight of the first baffle.
Further, the angle between the first baffle and the second baffle is 120 ° -150 °.
Further, the angle between the first baffle and the second baffle is 135 °.
Further, the first baffle and the second baffle are respectively the identical rectangular slab of thickness；Described first
The broadside of baffle is equal with the width edge length of the second baffle and is connected to the rotation axis；The length of the first baffle is small
In the length of the second baffle.
Further, the side of the first baffle is equipped with and high matched first closeouts of liquid taking port；
The side of the second baffle is equipped with and low matched second closeouts of liquid taking port.
Further, the control assembly includes leading with what the side wall of the evaporator above the high liquid taking port was connect
The buoyant member drawing part and being connect with the free end of the traction piece.
Further, when the liquid level in evaporator is more than the minimum point of the high liquid taking port, the liquid buoyancy is greater than
The buoyant member gravity；When the liquid level in evaporator is lower than the minimum point of the high liquid taking port, the buoyant member and described the
One baffle, which connects and controls the first baffle, closes the high liquid taking port.
Further, the opening/closing component includes high liquid taking port door for closing the high liquid taking port and for closing
State the low liquid taking port door of low liquid taking port.
Further, liquid level sensor is equipped in the evaporator；The control assembly includes passing respectively with the liquid level
The first controller and second controller of sensor communication connection；
First controller turns off or on the high liquid taking port for controlling the high liquid taking port door；
The second controller turns off or on the low liquid taking port for controlling the low liquid taking port door.
Based on same invention thinking, the present invention also provides a kind of injection return-flow system of evaporator, the evaporator
Injection return-flow system includes the evaporator.
Further, the injection return-flow system of the evaporator includes evaporator, the first injector, oil-liquid separator and
Two injectors；
The low liquid taking port is connected to the low ejector pipe；The high liquid taking port is connected to the high ejector pipe；It is described low
The other end of ejector pipe and the high ejector pipe is connected to total ejector pipe respectively, the other end of total ejector pipe with it is described
The entrance of first injector is connected to；The outlet of first injector is connected to the oil-liquid separator entrance, and described first draws
The power mouth of emitter is connected to high-pressure gaseous or liquid refrigerants output end；The outlet of the separator and second injector
Entrance connection；The outlet of second injector is connected to the air entry of fuel tank or compressor, the power of second injector
Mouth is connected to the high-pressure gaseous or liquid refrigerants output end.
Based on same invention thinking, the present invention also provides a kind of air-conditioner set, the air-conditioner set includes the steaming
Send out the injection return-flow system of device.
Technical solution of the present invention has the advantages that compared with the immediate prior art
The evaporator that technical solution provided by the invention provides, by setting opening/closing component to the high liquid taking port and described
Low liquid taking port is opened and closed, and by the control assembly control the high liquid taking port and the low liquid taking port always only one
The liquid taking port for being in communication with the outside, and then being in communication with the outside by control assembly control selections；When liquid level is on high liquid level, only
There is high liquid taking port to be in communication with the outside, avoiding the refrigerant near low liquid taking port in liquid level influences meeting effective percentage, when liquid level is in low
When between liquid taking port and high liquid taking port, only low liquid taking port is in communication with the outside, and avoids high liquid taking port sucking gaseous coolant, in turn
It ensure that the liquid-taken amount of low liquid taking port；It can guarantee that evaporator can have higher oil return efficiency in different liquid levels on the whole.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that high liquid taking port is closed in some embodiments provided by the invention；
Fig. 2 is the structural schematic diagram that high liquid taking port is closed in some embodiments provided by the invention；
Fig. 3 is the structural schematic diagram that high liquid taking port is closed in other embodiments provided by the invention；
Fig. 4 is the structural schematic diagram that high liquid taking port is closed in other embodiments provided by the invention.
Wherein, the side wall of 1- evaporator；2- high liquid taking port；The low liquid taking port of 3-；4- first baffle；5- second baffle；6- turns
Moving axis；The first closeouts of 7-；The second closeouts of 8-；9- traction piece；10- buoyant member；11- high ejector pipe；The low ejector pipe of 12-.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
Member's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
As shown in Figures 1 to 4, the present invention provides a kind of evaporator,
The side wall 1 of the evaporator is equipped with high liquid taking port 2 and low liquid taking port 3；
The opening/closing component for opening and closing the high liquid taking port 2 and the low liquid taking port 3 is equipped in the evaporator；
It is equipped in the evaporator for controlling the opening/closing component to the high liquid taking port 2 and the low liquid taking port 3
The control assembly of open/close states.
The high liquid taking port 2 and the low liquid taking port 3 can be opened and closed by the way that opening/closing component is arranged, and pass through the control
Component processed control the high liquid taking port 2 and the low liquid taking port 3 always only one be in communication with the outside, and then pass through control assembly
The liquid taking port that control selections are in communication with the outside；When liquid level is on high 2 minimum point of liquid taking port, only high liquid taking port 2 and the external world
It is connected to, avoiding the refrigerant near low liquid taking port 3 in liquid level influences meeting effective percentage, when liquid level takes liquid in low liquid taking port 3 and height
When between mouth 2, only low liquid taking port 3 is in communication with the outside, and avoids high liquid taking port 2 and sucks gaseous coolant, and then ensure that low take
The liquid-taken amount of liquid mouth 3；It can guarantee that evaporator can have higher oil return efficiency in different liquid levels on the whole.
In some embodiments of the invention, the low liquid taking port 3 is set to 2 lower section of high liquid taking port；The height takes liquid
Mouth 2 and the low liquid taking port 3 are in same side wall, facilitate the installation and control of opening/closing component.
In some embodiments of the invention, the first form of the opening/closing component is as follows: the opening/closing component includes
The selection door switched between first state and the second state；
The first state includes closing the high liquid taking port 2 and the unlatching low liquid taking port 3；
Second state includes closing the low liquid taking port 3 and the unlatching high liquid taking port 2.
In some embodiments of the invention, the selection door includes interconnected for closing the high liquid taking port 2
First baffle 4 and second baffle 5 for closing the low liquid taking port 3.
In some embodiments of the invention, the first baffle 4 and the second baffle 5 are connected to same rotation axis 6
On；The rotation axis 6 can be such that the selection door switches between the first state and the second state by rotation.
Angle between the first baffle 4 and the second baffle 5 is greater than 0 ° and less than 180 °；The rotation axis 6 is horizontal
It is arranged and the side wall 1 of the evaporator between the high liquid taking port 2 and the low liquid taking port 3 is rotatablely connected；The second gear
The weight of plate 5 is greater than the weight of the first baffle 4.Since the side wall 1 of rotation axis 6 and the evaporator is rotatablely connected,
The selection door can rotate in the range of first baffle 4 is connect with side wall and second baffle 5 is connect with side wall, pass through rotation
Can be realized and close high liquid taking port 2, the state or close low liquid taking port 3 that low liquid taking port 3 is in communication with the outside, high liquid taking port 2 with it is outer
The state of boundary's connection.Since the quality of second baffle 5 is greater than the quality of the first baffle 4, in the state of noiseless,
The selection door, which is in, closes low liquid taking port 3, the state that high liquid taking port 2 is in communication with the outside；And high liquid taking port 2 is closed, it is low to take liquid
The states that mouth 3 is in communication with the outside then need the control of control assembly to be just able to achieve.
In some embodiments of the invention, the angle between the first baffle 4 and the second baffle 5 be 120 °-
150°.Angle between first baffle 4 and second baffle 5 is in 120 ° -150 ° of range, can either guarantee to take liquid in closing height
For the moment, another liquid taking port can be in communication with the outside, and in two states handoff procedure, described for mouth 2 and low liquid taking port 3
The amount of spin of rotation axis 6 is unlikely to excessive, and switching between two states is made to keep higher efficiency.
In some embodiments of the invention, the angle between the first baffle 4 and the second baffle 5 is 135 °.The
It is the selected optimal angle of effect in the range of 120 ° -150 ° that angle between one baffle 4 and second baffle 5, which is in 135 °,
Degree.
In some embodiments of the invention, the first baffle 4 length identical with the second baffle 5 respectively thickness
Square plate；The broadside of the first baffle 4 is equal with the width edge length of the second baffle 5 and is connected to the rotation axis 6；Institute
The length for stating first baffle 4 is less than the length of the second baffle 5.The first baffle 4 and the second baffle 5 are designed as
Shape is identical, the identical form of thickness, need to only control i.e. both controllable weight size of its unique variable length, facilitate letter
Single, it is convenient to operate.
In some embodiments of the invention, the side of the first baffle 4 and the second baffle 5 is respectively equipped with and institute
State high liquid taking port 2 and the matched closeouts of the low liquid taking port 3, i.e., the described first baffle 4 is towards the side of the high liquid taking port 2
Equipped with the first closeouts 7, the second baffle 5 is equipped with the second closeouts 8 towards the side of the low liquid taking port 3；When described
One baffle 4 is connect with the side wall 1 of the evaporator, and when closing the high liquid taking port 2, first closeouts 7 are set to the height
For closing the high liquid taking port 2 in liquid taking port 2；When the second gear 5 is connect with the side wall 1 of the evaporator, described in closing
When low liquid taking port 3, second closeouts 8 are set in the low liquid taking port 3 for closing the low liquid taking port 3.Closeouts
The closure increased when selection door closes the high liquid taking port 2 or the low liquid taking port 3 is set, closing effect is greatly improved
Fruit.
In some embodiments of the invention, with the first form of the opening/closing component, i.e., the described selection door is matched
Control assembly form is as follows: the control assembly include the traction piece 9 being connect with the side wall of 2 top of high liquid taking port and with institute
State the buoyant member 10 of the free end connection of traction piece 9；The tie point of the traction piece 9 and the side wall is located at the high liquid taking port
Right above 2 middle line, the traction piece is suspension line, and metal or cordage can be selected in material.
In some embodiments of the invention, when the liquid level in evaporator is more than the minimum point of the high liquid taking port 2, institute
Liquid buoyancy is stated greater than 10 gravity of buoyant member, therefore the buoyant member 10 is in floating state at this time, leaves described first
Baffle 4, since the quality of the first baffle 4 is less than the quality of the second baffle 5, the second baffle 5 low takes with described
Liquid mouth 3 connects, and closes the low liquid taking port 3, and high liquid taking port 2 is in communication with the outside at this time, guarantees only have high liquid taking port 2 taking
Liquid solves under normal circumstances, and high and low liquid taking port takes liquid simultaneously, and the substantially injection of low liquid taking port 3 is mostly asking for refrigerant
Topic, greatly improves injection oil return efficiency；When the liquid level in evaporator is lower than the minimum point of the high liquid taking port 2, institute at this time
Buoyant member 10 is stated only by the pulling force effect of gravity and traction piece 9, and the pulling force of traction piece 9 is broken down into horizontal component and vertical portion
Point, vertical portion and gravitational equilibrium, the power of horizontal component then control the buoyant member 10 and connect and control with the first baffle 4
The first baffle 4 closes the high liquid taking port 2, and low liquid taking port 3 is in communication with the outside at this time, and the length of the traction piece 9 makes institute
When the vertical portion of the gravity and pulling force of stating buoyant member 10 balances, the surface of fitting and the first baffle 4.
As illustrated in fig. 1 and 2, in some embodiments of the invention, the side wall 1 of the evaporator is perpendicular plate；Institute
Buoyant member 10 is stated as spherical shape.
As shown in Figures 3 and 4, in some embodiments of the invention, the side wall 1 of the evaporator is curved panel；It is described
Buoyant member 10 is rectangular-shape or cube-shaped.
Selection door in above-described embodiment is that first baffle 4 at an angle and the are driven by the rotation of rotation axis 6
Two baffles 5 rotate simultaneously, may be implemented in rotation process and close the shape that high liquid taking port 2 and the low liquid taking port 3 are in communication with the outside
Switch between the state that state and the low liquid taking port 3 of closing and the high liquid taking port 2 are in communication with the outside, and the rotation of the rotation axis 6 is
By the buoyant member 10 in selection door in the gravitational difference and control assembly of first baffle 4 and second baffle 5 whether to described the
One baffle, 4 applied force realizes control.
In some embodiments of the invention, the control that above-mentioned rotation axis 6 rotates can also be by extending to outside evaporator
The operating stick in portion is operated manually.
In some embodiments of the invention, above-mentioned rotation axis 6 rotates control can also be by connecting with rotation axis 6
Driving assembly control, if driving assembly can be asynchronous machine, the positive and negative rotation of asynchronous machine realizes the reciprocating rotation of rotation axis 6,
And then realize selection door close state that high liquid taking port 2 and the low liquid taking port 3 are in communication with the outside and close low liquid taking port 3 and
Switch between the state that the high liquid taking port 2 is in communication with the outside, while settable liquid level sensor in evaporator, and liquid level sensor
With the asynchronous machine communication connection, liquid level sensor can control the rotation of the asynchronous machine according to the variation of liquid level, in turn
Control the rotation of the selection door.
In some embodiments of the invention, above-mentioned to select door can also be a plate, and on the side wall 1 of the evaporator
Equipped with slide rail group, the plate is slidably matched with the slide rail group, and the plate can be realized by the sliding in slide rail group
It individually closes the high liquid taking port 2 and individually closes between the low liquid taking port 3 and switch, the control of this selection door can equally pass through
The operating stick extended to outside evaporator is operated manually, or the driving assembly by being attached thereto carries out drive control.
In some embodiments of the invention, second of form of the opening/closing component is as follows: the opening/closing component includes
Low liquid taking port door for closing the high liquid taking port door of the high liquid taking port 2 and for closing the low liquid taking port 3.
In some embodiments of the invention, with the form of the control assembly of second of the form matches of the opening/closing component
It is as follows: liquid level sensor is equipped in the evaporator；The control assembly include respectively with the liquid level sensor communication connection
The first controller and second controller；
First controller turns off or on the high liquid taking port 2 for controlling the high liquid taking port door；
The second controller turns off or on the low liquid taking port 3 for controlling the low liquid taking port door.
Based on same invention thinking, the present invention also provides a kind of injection return-flow system of evaporator, the evaporator
Injection return-flow system includes the evaporator.
In some embodiments of the invention, the injection return-flow system of the evaporator include evaporator, the first injector,
Oil-liquid separator and the second injector；
The low liquid taking port 3 is connected to low ejector pipe 12；The high liquid taking port 2 is connected to high ejector pipe 11；It is described low to draw
The other end for penetrating pipe 12 and the high ejector pipe 11 is connected to total ejector pipe respectively, the other end of total ejector pipe and institute
State the entrance connection of the first injector；The outlet of first injector is connected to the oil-liquid separator entrance, and described first
The power mouth of injector is connected to high-pressure gaseous or liquid refrigerants output end；The outlet of the separator and second injector
Entrance connection；The outlet of second injector is connected to the air entry of fuel tank or compressor, and second injector moves
Power mouth is connected to the high-pressure gaseous or liquid refrigerants output end.
Based on same invention thinking, the present invention also provides a kind of air-conditioner set, the air-conditioner set includes the steaming
Send out the injection return-flow system of device.
It should be noted that, in this document, the relational terms of such as " first " and " second " or the like are used merely to one
A entity or operation with another entity or operate distinguish, without necessarily requiring or implying these entities or operation it
Between there are any actual relationship or orders.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (17)
1. a kind of evaporator, it is characterised in that；
The side wall (1) of the evaporator is equipped with high liquid taking port (2) and low liquid taking port (3)；
The opening/closing component for opening and closing the high liquid taking port (2) and the low liquid taking port (3) is equipped in the evaporator；
It is equipped in the evaporator for controlling the opening/closing component to the high liquid taking port (2) and the low liquid taking port (3)
The control assembly of open/close states.
2. a kind of evaporator according to claim 1, which is characterized in that the low liquid taking port (3) is set to the height and takes liquid
Below mouth (2).
3. a kind of evaporator according to claim 2, which is characterized in that the opening/closing component is included in first state and
The selection door switched between two-state；
The first state includes closing the high liquid taking port (2) and the unlatching low liquid taking port (3)；
Second state includes closing the low liquid taking port (3) and the unlatching high liquid taking port (2).
4. a kind of evaporator according to claim 3, which is characterized in that the selection door includes interconnected for closing
Close the first baffle (4) of the high liquid taking port (2) and the second baffle (5) for closing the low liquid taking port (3).
5. a kind of evaporator according to claim 4, which is characterized in that the first baffle (4) and the second baffle
(5) it is connected on same rotation axis (6)；The rotation axis (6) can by rotation make the selection door in the first state with
Switch between second state.
6. a kind of evaporator according to claim 5, which is characterized in that the first baffle (4) and the second baffle
(5) angle between is greater than 0 ° and less than 180 °；The rotation axis (6) it is horizontally disposed and with the high liquid taking port (2) and described low
The side wall (1) of the evaporator between liquid taking port (3) is rotatablely connected；The weight of the second baffle (5) is greater than the first gear
The weight of plate (4).
7. a kind of evaporator according to claim 6, which is characterized in that the first baffle (4) and the second baffle
(5) angle between is 120 ° -150 °.
8. a kind of evaporator according to claim 7, which is characterized in that the first baffle (4) and the second baffle
(5) angle between is 135 °.
9. a kind of evaporator according to claim 6, which is characterized in that the first baffle (4) and the second baffle
It (5) is respectively the identical rectangular slab of thickness；The broadside of the first baffle (4) and the width edge length of the second baffle (5)
It is equal and be connected to the rotation axis (6)；The length of the first baffle (4) is less than the length of the second baffle (5).
10. a kind of evaporator according to claim 4, which is characterized in that the side of the first baffle (4) is equipped with and institute
State matched first closeouts (7) of high liquid taking port (2)；The side of the second baffle (5) is equipped with and the low liquid taking port (3)
The second closeouts (8) matched.
11. a kind of evaporator according to claim 6, which is characterized in that the control assembly includes taking liquid with the height
It the traction piece (9) of side wall (1) connection of the evaporator above mouthful (2) and is connect with the free end of the traction piece (9)
Buoyant member (10).
12. a kind of evaporator according to claim 11, which is characterized in that the liquid level in evaporator is more than that the height takes
When the minimum point of liquid mouth (2), the liquid buoyancy is greater than the buoyant member (10) gravity；The liquid level in evaporator is lower than described
When the minimum point of high liquid taking port (2), the buoyant member (10) connect with the first baffle (4) and controls the first baffle
(4) the high liquid taking port (2) is closed.
13. a kind of evaporator according to claim 2, which is characterized in that the opening/closing component includes described for closing
The high liquid taking port door of high liquid taking port (2) and low liquid taking port door for closing the low liquid taking port (3).
14. a kind of evaporator according to claim 13, which is characterized in that be equipped with liquid level sensor in the evaporator；
The control assembly includes the first controller and second controller with the liquid level sensor communication connection respectively；
First controller turns off or on the high liquid taking port (2) for controlling the high liquid taking port door；
The second controller turns off or on the low liquid taking port (3) for controlling the low liquid taking port door.
15. a kind of injection return-flow system of evaporator, which is characterized in that the injection return-flow system of the evaporator includes that right is wanted
Seek 1 to 14 any evaporator.
16. a kind of injection return-flow system of evaporator according to claim 15, which is characterized in that the evaporator draws
Being emitted back towards streaming system includes evaporator, the first injector, oil-liquid separator and the second injector；
The low liquid taking port (3) and low ejector pipe (12)；The high liquid taking port (2) is connected to high ejector pipe (11)；It is described low to draw
The other end for penetrating pipe (12) and the high ejector pipe (11) is connected to total ejector pipe respectively, the other end of total ejector pipe
It is connected to the entrance of first injector；The outlet of first injector is connected to the oil-liquid separator entrance, described
The power mouth of first injector is connected to high-pressure gaseous or liquid refrigerants output end；Draw with described second the outlet of the separator
The entrance of emitter is connected to；The outlet of second injector is connected to the air entry of fuel tank or compressor, second injector
Power mouth be connected to the high-pressure gaseous or liquid refrigerants output end.
17. a kind of air-conditioner set, which is characterized in that the air-conditioner set includes drawing for evaporator described in claim 15 or 16
It is emitted back towards streaming system.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811297195.5A CN109269157B (en) | 2018-11-01 | 2018-11-01 | Evaporator, ejector reflux system of evaporator and air conditioning unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811297195.5A CN109269157B (en) | 2018-11-01 | 2018-11-01 | Evaporator, ejector reflux system of evaporator and air conditioning unit |
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| CN109269157A true CN109269157A (en) | 2019-01-25 |
| CN109269157B CN109269157B (en) | 2024-04-05 |
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| CN201811297195.5A Active CN109269157B (en) | 2018-11-01 | 2018-11-01 | Evaporator, ejector reflux system of evaporator and air conditioning unit |
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| CN110513918A (en) * | 2019-09-30 | 2019-11-29 | 珠海格力电器股份有限公司 | The reliable injection oil return of injection oil return effect takes liquid structure and air-conditioning system |
| CN111059805A (en) * | 2019-12-11 | 2020-04-24 | 珠海格力电器股份有限公司 | Oil return system, water chilling unit and air conditioner |
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| CN109269157B (en) | 2024-04-05 |
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