CN108626905A - Vortex assembly, vortex compressor and compressor heat pump system - Google Patents
Vortex assembly, vortex compressor and compressor heat pump system Download PDFInfo
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- CN108626905A CN108626905A CN201710179183.1A CN201710179183A CN108626905A CN 108626905 A CN108626905 A CN 108626905A CN 201710179183 A CN201710179183 A CN 201710179183A CN 108626905 A CN108626905 A CN 108626905A
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- exhaust
- vortex
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- 230000006835 compression Effects 0.000 claims abstract description 159
- 238000007906 compression Methods 0.000 claims abstract description 159
- 239000012530 fluid Substances 0.000 claims abstract description 25
- 238000005086 pumping Methods 0.000 claims description 30
- 230000037361 pathway Effects 0.000 claims description 26
- 238000013461 design Methods 0.000 description 15
- 238000010586 diagram Methods 0.000 description 10
- 239000003507 refrigerant Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 8
- 239000007788 liquid Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 206010008469 Chest discomfort Diseases 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000007634 remodeling Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/12—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
- F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
- F04C18/0215—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form where only one member is moving
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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
- F25B6/00—Compression machines, plants or systems, with several condenser circuits
- F25B6/02—Compression machines, plants or systems, with several condenser circuits arranged in parallel
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Rotary Pumps (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The invention relates to a scroll compressor and a heat pump system comprising the same. According to the present disclosure there is provided a compressor heat pump system comprising: a compressor having two discharge paths independent of each other provided by a scroll assembly of the compressor; two condensers disposed downstream of the compressor and connected to two exhaust paths of the compressor, respectively; an evaporator disposed downstream of the condensers and connected to the two condensers; the vortex assembly comprises a fixed vortex and an orbiting vortex which are matched with each other to compress a working fluid, wherein the fixed vortex comprises a first fixed vortex blade and a second fixed vortex blade, the orbiting vortex comprises a first orbiting vortex blade and a second orbiting vortex blade, and the fixed vortex and the orbiting vortex are matched to define a first compression cavity group and a second compression cavity group which are independent of each other; and wherein the scroll assembly is provided with two discharge ports communicating with the first and second compression chamber groups, respectively, to provide two discharge paths. The present disclosure also provides an improved scroll assembly and a scroll compressor.
Description
Technical field
The present invention relates to scroll machine and relevant heat pump systems, more particularly to scroll component including its vortex
Compressor and relevant compressor heat pumping system.
Background technology
The content of this part provide only with the relevant background information of the disclosure, the prior art may not constituted.
Heat pump system (Heat Pump) is a kind of system of the heat energy transfer by low level heat energy to high-order heat source, and heat pump is logical
It is often first to obtain Lowlevel thermal energy from the empty gas and water or soil of nature, does work by electric power, then being provided again to people can quilt
The high level heat utilized.Compressor heat pumping system is a kind of now widely used heat pump system, is generally made of four parts：Pressure
Contracting machine, condenser, throttle valve and evaporator.The groundwork process of compressor heat pumping system is as follows：Compressor sucks refrigerant
(such as freon), the refrigerant gas of sucking are compressed into the refrigerant vapour of high temperature and pressure in compressor, the high temperature and pressure
Refrigerant gas is condensed into the refrigerant liquid of medium temperature high pressure in condenser by cryogen (such as water or air) cooling, this
Cryogen is heated in refrigerant heat release in the process, and the refrigerant liquid of medium temperature high pressure is flowed out from condenser through restricting element (capillary
Pipe, expansion valve etc.) at low-temp low-pressure liquid refrigerant, the liquid refrigerant of the low-temp low-pressure enters evaporator, is evaporating for throttling
It absorbs heat from high temperature fluid (such as normal temperature air) in device and is gasificated into high-temperature low-pressure steam, thus complete a working cycles, it should
The steam of high-temperature low-pressure is then again sucked into compressor, continues next working cycles.
The rough schematic view that single compressor heat pump system 100 ' is shown in Fig. 1 includes mainly：Compressor
110 ', condenser 120 ', evaporator 130 ' and throttle valve 140 '.As illustrated in the drawing, in single compressor heat pump system 100 '
In, a condenser 120 ' is usually connected on the working line of compressor 110 ', the high temperature refrigerant from compressor 110 ' exists
Heat release is by working fluid heats therein to required temperature and supplied to needing the environment of heat supply to use in condenser 120 '.By
This, single compressor heat pump system is typically only capable to provide the working fluid with single temperature.
In practical applications, the temperature requirement of different operating environment is different.If it is desired to pass through single compressor heat pump
System provides the working fluid of different temperatures, then a kind of method for using at present is that have predetermined temperature by what condenser provided
Working fluid mixed with additional cryogen (or high temperature fluid), thus obtain the working fluid of different temperatures with
Meet the requirement of varying environment.This mode can lead to the waste of heat and the raising of system complexity.
It is, therefore, desirable to provide a kind of improved technical solution.
Invention content
It is an object of the present invention to provide a kind of compressor heat pumping systems, are carried by improving the structure of scroll component
For multiple exhaust pathways.
It is a further object to provide a kind of scroll component and relevant screw compressor, scroll component is provided with
Multiple exhaust ports are so as to providing multiple exhaust pathways.
One or more of above-mentioned purpose can be realized by following scheme.
A kind of compressor heat pumping system is provided according to one aspect of the disclosure comprising：Compressor, compressor have
Two exhaust pathways independent of each other provided by the scroll component of compressor；Two condensers, two condensers are arranged in
Compressor downstream is simultaneously connected with two exhaust pathways of compressor respectively；Evaporator, evaporator be arranged in condenser downstream and with
Two condensers are connected；Wherein, scroll component includes the determine vortex and dynamic vortex being fitted to each other to be compressed to working fluid,
Determine vortex includes the first determine vortex blade and the second determine vortex blade, and dynamic vortex includes the first dynamic vortex blade and the second dynamic vortex
Blade, determine vortex and dynamic vortex cooperation limit the first compression chamber group independent of each other and the second compression chamber group；And wherein, whirlpool
Rotation component is provided with two exhaust ports being connected to respectively with the first compression chamber group and the second compression chamber group to provide two exhausts
Path.
According to said program, by improving the design of the compression chamber group of scroll component and the arrangement of exhaust port so that
Compressor itself is capable of providing two independent exhaust pathways (even more a plurality of), cold so as to band two (even more)
Condenser works, without changing the composition of heat pump system, without the additional medium mixing apparatus of outfit.
Preferably, two exhaust ports are formed on the end plate of determine vortex or dynamic vortex.
Preferably, two exhaust ports respectively directly with the first row gas port of the first compression chamber group and the second compression chamber group
Second exhaust port is connected to.
Preferably, two exhaust ports are formed on the additional cover board on scroll component top.
Preferably, two exhaust chambers being formed on the end plate of determine vortex below two exhaust ports, two exhausts
Port connects via the second exhaust port of the first row gas port and the second compression chamber group of two exhaust chambers and the first compression chamber group respectively
It is logical.
Preferably, the modulation channels being also formed in the end plate of determine vortex below exhaust chamber, modulation channels lead to
One or more of one compression chamber group and/or the second compression chamber group compression chamber and its be located at be vented it is indoor opening pass through list
It is covered to valve.
Preferably, each of two exhaust ports, which all extend to the shell of compressor and have, is formed in compressor
Lead to external opening on shell.
Preferably, the headspace of compressor is divided into two drain chambers independent of each other, and two exhaust ports lead to respectively
To corresponding drain chamber.
Preferably, the outside of each drain chamber is both provided with the discharge joint for connecting condenser.
Preferably, the first compression chamber group and the second compression chamber group capacity having the same.
Preferably, the first compression chamber group and the second compression chamber group have different capacity.
Preferably, the molded line length of the first dynamic vortex blade (121) is long more than the molded line of the second dynamic vortex blade (122)
The molded line height of degree or the first dynamic vortex blade is more than the molded line height of the second dynamic vortex blade.
Preferably, the offer of at least one of the first compression chamber group and the second compression chamber group and compressor heat pumping system is
The equal pressure ratio of pressure ratio of uniting.
Preferably, condenser has different rated operating pressures.
A kind of scroll component is additionally provided according to another aspect of the present disclosure, and scroll component includes being fitted to each other with to work
The dynamic vortex and determine vortex that fluid is compressed, wherein determine vortex includes the first determine vortex blade and the second determine vortex blade, is moved
Vortex includes the first dynamic vortex blade and the second dynamic vortex blade, and determine vortex and dynamic vortex cooperation limit independent of each other first
Compression chamber group and the second compression chamber group；Wherein, scroll component is provided with connects with the first compression chamber group and the second compression chamber group respectively
Two logical exhaust ports are to provide two exhaust pathways.
Preferably, two exhaust ports are formed on the end plate of determine vortex or dynamic vortex.
Preferably, two exhaust ports respectively directly with the first row gas port of the first compression chamber group and the second compression chamber group
Second exhaust port is connected to.
Preferably, two exhaust ports are formed on the additional cover board on scroll component top.
Preferably, cover board includes two exhaust chambers being located at below two exhaust ports, two exhaust ports respectively via
Two exhaust chambers are connected to the second exhaust port of the first row gas port of the first compression chamber group and the second compression chamber group.
Preferably, it is formed with two exhaust ports and the first compression chamber group and second in the end plate of determine vortex or dynamic vortex
The modulation channels of compression chamber group connection, modulation channels lead to one or more in the first compression chamber group and/or the second compression chamber group
A compression chamber and its be located at be vented it is indoor opening by check valve covering.
Preferably, the first compression chamber group and the second compression chamber group capacity having the same.
Preferably, the first compression chamber group and the second compression chamber group have different capacity.
Preferably, the molded line length of the first dynamic vortex blade (121) is long more than the molded line of the second dynamic vortex blade (122)
The molded line height of degree or the first dynamic vortex blade is more than the molded line height of the second dynamic vortex blade.
On the one hand a kind of screw compressor is provided according to having for the disclosure comprising according to the foregoing aspects of of the disclosure
Scroll component.
Description of the drawings
By description referring to the drawings, the feature and advantage of one or several embodiments of the invention will become more
Add and is readily appreciated that, wherein：
Fig. 1 is a kind of schematic diagram of compressor heat pumping system in the prior art；
Fig. 2 is the schematic diagram according to the compressor heat pumping system of embodiment of the present invention；
Fig. 3 is the cross-sectional view according to the scroll component of embodiment of the present invention；
Fig. 4 is the longitudinal section according to the scroll component of embodiment of the present invention；
Fig. 5 is the vertical view watched above the slave determine vortex according to the scroll component of embodiment of the present invention；
Fig. 6 is the schematic diagram according to the dynamic vortex of the scroll component of embodiment of the present invention；
Fig. 7 is the schematic diagram according to the dynamic vortex of the scroll component of another embodiment of the present invention；
Fig. 8 is the schematic diagram according to the dynamic vortex of the scroll component of a further embodiment of this invention；
Fig. 9 is the schematic diagram of the determine vortex of scroll component according to one embodiment of the present invention；And
Figure 10 is the schematic diagram according to the determine vortex of the scroll component of another embodiment of the present invention.
Specific implementation mode
Description related to the preferred embodiment is only exemplary below, and is definitely not to the present invention and its application or usage
Limitation.The same reference numerals are used to designate identical components in various figures, therefore the construction of same parts will not
Repeat description.
Before the specific implementation mode to the present invention is described, first the basic fundamental design of the present invention is carried out brief
Explanation.
As described in before in the background technology, if it is desired to which the workflow of different temperatures is provided for different use environments
Body, existing method are to provide the work of different temperatures by mixing additional fluid or increasing compressor-condenser group
Fluid.The starting point for having mode is the work for providing additional fluid supplying apparatus for heat pump system, or increasing heat pump system
Make circuit, these modes can cause the structure of system to become complicated, and can lead to heat waste.
The present invention then uses different technical concepts.In order to avoid the structure of heat pump system becomes complicated, the present invention examines
Worry is improved the structure of compressor itself, and compressor itself is made to provide multiple exhaust pathways to be pressed to more condenser supplies
Contracting gas.This mode allows more condenser workings of single compressor band, without being all equipped with a compression for every condenser
Machine, without using additional mixing apparatus.The present inventor then attempts to overcome the difficulty in design, to the existing structure of compressor
It is improved, the function to be expected that by extension compressor to provide the work of different temperatures with more simplified heat pump system structure
Make fluid.
Next, with reference to Fig. 2 to Fig. 9 to according to embodiment of the present invention compressor heat pumping system and relevant vortex
The design method of component and screw compressor illustrates.
Fig. 2 shows the rough schematic views according to a kind of compressor heat pumping system 10 of embodiment of the present invention.In Fig. 2
Compressor heat pumping system 10 includes：Compressor 100, the two condensers 210 for being arranged in 100 downstream of compressor, 220, Yi Jibu
It sets in condenser 210,220 downstreams and the evaporator 300 being attached thereto.As shown in Figure 2, compressor 100 provides each other solely
Vertical two exhaust pathways 101,102, each exhaust pathway 101,102 be connected to corresponding condenser 210,220 so as to its
Compressed gas supplying.
It should be noted that illustrate only in Fig. 2 it is involved in the present invention to some of heat pump system 10 constitute substantially
Equipment, actual heat pump system are expanded on the basis of simplifying system herein.For example, can according to compressor 100
The quantity of the exhaust pathway of offer is equipped with the condenser of respective numbers.Further, it is also possible to other equipment are equipped with, as fluid returns
Receiving unit, fluid purifying apparatus etc..It shows and is respectively provided on every circulating path there are one throttle valve 410,420 in Fig. 2, lead
It acts on and is current limliting, future, the medium temperature pressurized working fluid of condenser 210,220 was transformed into the working fluid of medium temperature and medium pressure.
It, can also be in condenser in the case where the operating temperature ratings (rated operating pressure) of two condensers 210,220 are different
210,220 arranged downstream check valve, to prevent in series fluid flow to operated adjacent path.
According to the design of embodiment of the present invention, multiple exhaust pathways are provided by changing the structure of compressor 100.Under
Face illustrates to provide the side of multiple exhaust pathways by improving the structure of scroll component with reference to the accompanying drawings and in conjunction with specific example
Formula.
Fig. 3 and Fig. 4 respectively illustrate the scroll component of compressor 100 according to one embodiment view in transverse section and
Longitdinal cross-section diagram.In this embodiment, scroll component is configured to double-round scroll component 110.Double-round shown in figure is vortexed
In component 110, respectively there are two volution blades for tool for determine vortex 130 and dynamic vortex 120.Determine vortex 130 includes the first determine vortex leaf
Piece 131 and the second determine vortex blade 132, and dynamic vortex 120 includes the first dynamic vortex blade 121 and the second dynamic vortex blade 122.
First dynamic vortex blade 121 engagingly engages to be formed with the first determine vortex blade 131 and the second determine vortex blade 132 respectively
First compression chamber group C1.First compression chamber group C1 may include the son compression of the radially inner side positioned at the first dynamic vortex blade 121
The sub- compression chamber C1B of chamber C1A and radial outside positioned at the first dynamic vortex blade 121.Similarly, the second dynamic vortex blade 122
It engagingly engages to form the second compression chamber group C2 with the first determine vortex blade 131 and the second determine vortex blade 132 respectively.The
Two compression chamber group C2 may include the sub- compression chamber C2A of the radially inner side positioned at the second dynamic vortex blade 132 and be moved positioned at second
The sub- compression chamber C1B of the radial outside of volution blade 132.First compression chamber group C1 and the second compression chamber group C2 independently of one another into
Row squeeze operation and include respective air inlet section and exhaust section.It specifically, can be in the determine vortex end plate of determine vortex 130
First row stomata O1 corresponding with the first compression chamber group C1 and the second compression chamber group C2 and second row stomata respectively are set on 133
O2, for the high pressure gas compressed through the first compression chamber group C1 and the second compression chamber group C2 to be discharged respectively.First compression chamber
Group C1 and the second compression chamber group C2 (or more specifically each sub- compression chamber) can respectively respectively include being located substantially at diameter outside
Side and in pressure of inspiration(Pi) low pressure chamber, be located substantially at radially inner side and in pressure at expulsion high pressure chest and pressure be situated between
In middle pressure chamber between the two.With the operation of compressor, it is located at the low-pressure area of outermost radial outside along the molded line of volution blade
Direction gradually moves to radially intermediate part from radial outside and becomes middle pressure chamber, then further along molded line direction to radial direction
Medial motion and become high pressure chest, finally from corresponding gas vent be discharged.
Further, as shown in Figure 4, scroll component 110 is also set up there are two exhaust port 143 and 144, the two rows
Gas port 143,144 is connected to the first compression chamber group C1 and the second compression chamber group C2 in order to provide two independent exhaust lines respectively
Diameter.Specifically, in the example of fig. 4, two exhaust ports 143,144 shape on the cover board 140 being arranged in above determine vortex 130
At respectively leading to the first compression chamber group C1 and the second compression chamber group C2.Also, as shown in the figure, two exhaust ports 143,144
It is all formed as cylindrical structural member.
The structure that the above embodiment according to the present invention passes through improvement scroll component --- that is, scroll component is configured to
Two independent compression chamber groups are capable of providing, and then the independent exhaustion port being connected to two compression chamber groups is provided --- to provide
Two independent exhaust pathways.The quantity for the exhaust pathway that compressor 100 is capable of providing is increased as a result, so that a compression
Machine 100 can two, band (even more) condenser 210,220 work, so as to be carried by two condensers 210,220
For the working fluid of two kinds of different temperatures.
It is to be appreciated that the example of Fig. 4 and unrestricted, exhaust port 143,144 can also otherwise cloth
It sets.For example, in a not shown embodiment, exhaust port can be formed on the end plate 123 of dynamic vortex 120 or determine vortex
On 130 end plate 133.In this case, the first row that two exhaust ports can respectively directly with the first compression chamber group C1
The second exhaust port O2 connections of gas port O1 and the second compression chamber group C2.First row gas port O1 and second exhaust port O2 are generally formed in
In end plate 122 or end plate 133.Row can be passed through by carrying out the compressed gas of the first compression chamber group C1 and the second compression chamber group C2 as a result,
Gas port O1 and O2 and corresponding exhaust port 143,144 are disposed to independently of one another in the condenser 210,220 in downstream.
Also, although showing the setting of scroll component 110 in Fig. 4, there are two exhaust ports 143,144, but it is understood that
It is that the quantity of exhaust port is not only two --- that is, corresponding with the quantity of compression chamber group C1, C2 of scroll component 110.
According to other embodiments of the present invention, it may be considered that arrange more than two exhaust ports to provide the exhaust line of corresponding number
Diameter, as long as ensureing that these exhaust ports can be connected to compression chamber group.In this case the structure of scroll component 110 can phase
To complexity, correspondingly, the parameter designing of compressor 100 is also relatively more complicated.
The structure of scroll component 110 is illustrated referring next to Fig. 4 below.In the example of fig. 4, determine vortex 130
133 top of end plate is also formed with two exhaust chambers 135 and 136, and two exhaust chambers 135 and 136 are located at two exhaust ports
143,144 lower section, exhaust port 143,144 via two exhaust chambers 135 and 136 with the first compression chamber group C1 of lower section and the
Two compression chamber group C2 connections, specifically, are connected to first row gas port O1 and second exhaust port O2.In this case, the is come from
The compressed gas of one compression chamber group C1 and the second compression chamber group C2 will pass sequentially through exhaust outlet O1 and O2, corresponding exhaust chamber respectively
135 and 136 and corresponding exhaust port 143,144 be separately discharged in the condenser 210,220 in downstream.
It should be noted that the exhaust chamber 135 and 136 in determine vortex 130 is used not only for connecting exhaust port 143,144
It is connected to the first compression chamber group C1 and the second compression chamber group C2, but also serves as the pressure accumulated chamber of compressed gas, and can
By arranging additional component come the adaptation for pressure at expulsion.It continues with and illustrates with reference to Fig. 4 and Fig. 5.
According to modulation channels are also formed in the end plate 133 of the determine vortex 130 of the disclosure, modulation channels are located at exhaust
135,136 lower section of room simultaneously respectively leads to the sub- compression chamber of one or more of the first compression chamber group C1 and the second compression chamber group C2.
Two discharge chambers 135,136 can be received via corresponding modulation channels comes from the first compression chamber group C1 and the second compression chamber group C2
Compressed gas.Particularly, two discharge chambers 135,136 can be received from the first compression chamber group C1 and the second compression chamber group C2
Different pressures region gas, this depend on modulation channels position.
The top structure schematic diagram that the determine vortex 130 according to embodiment of the present disclosure is shown in Fig. 5, is shown
The concrete arrangement of modulation channels can be received selectively by the arrangement in figure from the first compression chamber group C1 and second
The compressed gas in the different pressures region of compression chamber group C2.As shown in the figure, two in 133 top of the end plate of determine vortex 130
A discharge chamber 135,136 is separated by partition wall 134.It is respectively arranged in the region of discharge chamber 135,136 logical there are three modulating
Road 137a, 137b, 137c and 138a, 138b, 138c.In turn, modulation channels 137a, 137b, 137c and 138a,
Arrangement check valve V above 138b, 138c.It may be implemented selectively to receive the compressed gas in different pressures region by this arrangement
Body.As previously described, the first compression chamber group C1 and the second compression chamber group C2 include from the radial outside of scroll component 110 to
The low-pressure area of radially inner side, middle pressure area and higher-pressure region, for this purpose, three modulation channels 137a/ in each discharge chamber 135,136
138a, 137b/138b, 137c/138c can be arranged to respectively in compression chamber group C1 and C2 in the region of different pressures
Connection, so as to receive the gas with different pressures (different compression degrees) from different pressures area, and can will connect
The gas received is emitted into condenser 210 by the drain chamber 135 and discharge port 143 in downstream.Coming from below check valve V
When the gas pressure of compression chamber group C1, C2 is more than the pressure in the discharge chamber 135,136 above check valve V, check valve V is opened,
The pressure of compression chamber group C1, C2 is allowed to enter discharge chamber 135,136, to avoid overcompression.But when compression chamber group C1, C2
Gas pressure be less than or equal to discharge chamber 135,136 in pressure when, check valve V is remained turned-off.
The specific working mode of check valve V will be illustrated below, with exhaust chamber 135 and its corresponding modulation channels
It is illustrated for 137a, 137b, 137c and check valve V, exhaust chamber 136 and its corresponding modulation channels 138a, 138b, 138c
And its check valve V will be operated in a similar way.
If the pressure at first row gas port O1 of the rated operating pressure of downstream condenser 210 more than the first compression chamber group C1
Power, then the air bleeding valve at first row gas port O1, which will close the gas pressure at first row gas port O1 and accumulate, reaches condenser 210
Required operating pressure, the gas being then discharged from first row gas port O1 are discharged to condensation via discharge chamber 135 and exit port 143
Device 210.Since the pressure accumulated in exhaust chamber 135 is more than the pressure of each compression chamber in compression chamber group C1, C2, exhaust chamber at this time
Three check valve V in 135 are remained turned-off, and compressed gas is only discharged by first row gas port O1.
If the operating pressure of the condenser 210 in downstream corresponds roughly in each compression chamber in the first compression chamber group C1
A compression chamber pressure, then the corresponding check valve V in modulation channels 137a-137c corresponding with the compression chamber can beat
It opens, the gas in the compression chamber is discharged to discharge chamber 135, and then be supplied to condenser 210, without compressing gas completely
And discharged by first row gas port O1, so as to avoid overcompression, improve the performance of compressor.
In addition, according to the principle of the disclosure, in order to realize multiple exhaust pathways of compressor 100, in addition in scroll component
Independent exhaust port 143,144 is arranged on 110, it is also necessary to the structure for correspondingly changing 100 other parts of compressor, to constitute
Multiple independent exhaust pathways.
For example, in one embodiment so that two exhaust ports 143,144 all extend upwardly to compressor 100
Shell leads to external opening to make two exhaust ports 143,144 all have to be formed on the shell of compressor 100
(not shown).In this way, two independent exhaust pathways outside from scroll component 110 to compressor 100 are established,
And without retrofiting the headspace of compressor 100 without arranging additional connecting line wherein.In this cloth
In setting, entrance that opening of the exhaust port 143,144 on the shell of compressor 100 can simultaneously as outside drain connector.
Alternatively, in another embodiment, it may be considered that be divided into the headspace of compressor 100 independently of one another
Two drain chambers, and two exhaust ports 143, each of 144 is made to lead to corresponding drain chamber, thus can also provided
Multiple exhaust pathways outside from scroll component 110 to compressor 100.It is this to arrange that the top for relating generally to compressor 100 is empty
Between remodeling, in this arrangement, it is desirable that multiple drain chambers each other be non-fluid communication, thus could realize independent
Exhaust pathway.Fig. 2 schematically shows the remodeling of the headspace of compressor 100, show that 100 top of compressor is drawn in figure
It is divided into two independent discharge rooms, and is connected separately with pipeline 101,102.
After establishing exhaust pathway from scroll component 110 to compressor 100 outside, in order to facilitate with condenser 210,
220 connections, can arrange the exhaust joint for connecting condenser 210,220 on the shell of compressor 100.In exhaust port
143,144 extend to the shell of compressor 100 in the case of, exhaust joint can be arranged in exhaust port 143,144 and compress
Opening on the shell of machine 100；Alternatively, in the case where the headspace of compressor 100 is divided into multiple drain chambers, exhaust
Connector can be arranged in the outside of each drain chamber.
In addition, 140 top of cover board for also showing scroll component 110 in Fig. 4 is formed, there are two back pressure cavities 141,142.This
Two back pressure cavities 141,142 can by a compression chamber in backpressure passage (not shown) and the first compression chamber group C1 and
Compression chamber connection in second compression chamber group C2, receives the pressure from the first compression chamber group C1 and the second compression chamber group C2
And establish back pressure wherein, so as to kept during 110 compressed gas of scroll component determine vortex 130 and dynamic vortex 120 that
This due to the pressure in the first compression chamber group C1 and the second compression chamber group C2 against will not be disengaged from each other.
Described above is the design of the compression chamber by improving scroll component 110, it is simutaneously arranged corresponding discharge port
143, it 144 and is retrofited to the headspace of compressor 100 to provide multiple independent discharge paths.In the following, by specifically retouching
State the design method of the compression chamber group of double-round scroll component 110.
According to the principle of the disclosure, the first compression chamber group C1 of scroll component 110 and the second compression chamber group C2 can be designed
For capacity having the same, this is a kind of design method of relative ease.Here, " capacity " of compression chamber group refers to each compression
Chamber group outermost low pressure chamber sucks the volume or quality of the fluid in this compression chamber group when being just closed.If it is desired to compressor
100 with the condenser 210,220 in downstream to be adapted to degree more preferable, can also be by the first compression chamber group C1 and the second compression chamber group C2
It is designed as the capacity for having different.This can by change dynamic vortex 120 and determine vortex 130 volution blade Profile Design come
It realizes.It should be noted that no matter the first compression chamber group C1 and the second compression chamber group C2 capacity it is whether identical, with compressor
100 connected downstream condensers 210,220 may have different rated operating pressures, to provide the workflow of different temperatures
Body.
If necessary to which the first compression chamber group C1 and the second compression chamber group C2 are designed as the capacity for having different, can pass through
120 respective two volution blades 131,132 and 121,122 of the determine vortex 130 of double-round scroll component 110 and dynamic vortex are designed
To be realized with different molded line length or different molded line height.For example, in one embodiment, first can be moved
The molded line height of volution blade 121 is designed as the molded line height more than the second dynamic vortex blade 122, as shown in Figure 7.Another
Can be the type more than the second dynamic vortex blade 122 by the molded line Design of length of the first dynamic vortex blade 121 in a embodiment
Line length, as shown in Figure 8.Thus, it is possible to provide the first compression chamber group C1 of large capacity and the second compression chamber group of low capacity
C2, vice versa.It should be noted that the first determine vortex blade 131 and the second determine vortex blade 132 of determine vortex 130 with
120 corresponding mode of dynamic vortex designs, and the schematic diagram of the determine vortex 130 with this design is shown in Fig. 9 and Figure 10,
In, show that the height of the first determine vortex blade 131 is more than the determine vortex 130 of the height of the second determine vortex blade 132 in Fig. 9,
Show that the length of the first determine vortex blade 131 is more than the determine vortex 130 of the length of the second determine vortex blade 132 in Figure 10.Base
In this embodiment, by different Profile Designs and arrange that corresponding modulation channels allow for the more of scroll component 110
The possible pressure output of kind.
Further, if scroll component 110 does not have additional capacity modulation channel, in a preferred embodiment
In, the compression ratio of at least one of two compression chamber groups C1, C2 can be designed as be equal to compressor heat pumping system 10
System pressure ratio, to realize efficiency more preferably heat pump system.The pressure ratio of compressor 100 usually by the pressure at expulsion of compressor 100 with into
The ratio of atmospheric pressure determines that the system pressure ratio of compressor heat pumping system 10 is usually condenser working pressure (condensing pressure) and steaming
Send out the ratio of device operating pressure (evaporating pressure).Usually, if the pressure of the pressure ratio of compressor 100 and condenser and evaporator
Between ratio it is identical, then it is assumed that the efficiency highest of heat pump system 10；Otherwise, then there is the case where under-voltage contracting or overcompression, cause
The efficiency of heat pump system 10 reduces.Therefore, the practical work equal to compressor heat pumping system will be designed as by compressor theory pressure ratio
Make pressure ratio, the system energy efficiency of optimization may be implemented.In the case where the pressure of inspiration(Pi) of compressor 100 determines, design can be passed through
The molded line length and height of the volution blade of dynamic vortex 120 and determine vortex 130 obtains desired pressure at expulsion, that is, vortex leaf
The ratio that the molded line length of piece and height are designed such as pressure at expulsion and pressure of inspiration(Pi) corresponds to the system pressure of heat pump system 10
Than.
According to the scroll component 110 of the disclosure, the compressor 100 with this scroll component 110 and including this compressor
The realization method of 100 heat pump system 10 is substantially as described above.According to the principle of the disclosure, by changing scroll component
Compression chamber group structure and exhaust port arrangement, allow from scroll component provide two (even more) independent rows
Gas circuit diameter, so as to supply two (even more) condensers in downstream to provide two kinds of (even more a variety of) different temperatures
Working fluid.Based on this design principle, the structure of compressor is also correspondingly improved, in order to coordinate independent exhaust end
Mouthful, the headspace of compressor is correspondingly retrofited, to realize desired multiple exhaust pathways.The disclosure is mainly by changing
Independent exhaust pathway is provided into the structure of itself of compressor 100, is not only does this facilitate the construction of simplified heat pump system 10, and
And also reduce the cost of entire heat pump system 10.
Although various embodiments of detailed description of the present invention herein, it should be appreciated that the invention is not limited in this
In the specific implementation mode being described in detail and show, without departing from the spirit and scope of the present invention can be by this field
Technical staff realizes other modifications and variant.All these modifications and variant are within the scope of the present invention.Moreover, all
Component described here can be replaced by component equivalent in other technologies.
Claims (24)
1. a kind of compressor heat pumping system (10), including：
Compressor (100), the compressor (100) have that for scroll component (110) offer for passing through the compressor (100)
This independent two exhaust pathway；
Two condensers (210,220), two condensers be arranged in the compressor downstream and respectively with the compressor
Two exhaust pathways be connected；
Evaporator (200), the evaporator are arranged in the condenser downstream and are connected with two condensers；
Wherein, the scroll component (110) includes being fitted to each other with the determine vortex (130) compressed to working fluid and dynamic whirlpool
It revolves (120), the determine vortex includes the first determine vortex blade (131) and the second determine vortex blade (132), the dynamic vortex include
First dynamic vortex blade (121) and the second dynamic vortex blade (122), the determine vortex and dynamic vortex cooperation limit each other
Independent first compression chamber group (C1) and the second compression chamber group (C2)；And
Wherein, the scroll component is provided with two be connected to respectively with the first compression chamber group and the second compression chamber group
Exhaust port (143,144) is to provide two exhaust pathways.
2. compressor heat pumping system (10) according to claim 1, wherein it is described fixed that two exhaust ports are formed in
(133 on vortex or the end plate of the dynamic vortex；123).
3. compressor heat pumping system (10) according to claim 2, wherein two exhaust ports are respectively directly and institute
The first row gas port (O1) for stating the first compression chamber group is connected to the second exhaust port (O2) of the second compression chamber group.
4. compressor heat pumping system (10) according to claim 1, wherein two exhaust ports are formed at institute
It states on the additional cover board (140) on scroll component (110) top.
5. compressor heat pumping system (10) according to claim 4, wherein be formed with and be located on the end plate of the determine vortex
Two exhaust chambers (135,136) below two exhaust ports, two exhaust ports are respectively via two rows
Gas chamber is connected to the second exhaust port of the first row gas port of the first compression chamber group and the second compression chamber group.
6. compressor heat pumping system (10) according to claim 5, wherein also formed in the end plate of the determine vortex
There are the modulation channels (137a-c, 138a-c) below the exhaust chamber, the modulation channels to lead to first compression chamber
One or more of group and/or the second compression chamber group compression chamber (C1A, C1B；C2A, C2B) and its be located at the exhaust chamber
Interior opening is covered by check valve (V).
7. compressor heat pumping system (10) according to claim 1, wherein in two exhaust ports (143,144)
Each all extend to the shell of the compressor (100) and lead to outside with being formed on the shell of the compressor
Opening.
8. compressor heat pumping system (10) according to claim 1, wherein the headspace of the compressor is divided into that
This independent two drain chamber, two exhaust ports respectively lead to corresponding drain chamber.
9. compressor heat pumping system (10) according to claim 8, wherein the outside of each drain chamber, which is both provided with, to be used for
Connect the discharge joint of the condenser.
10. compressor heat pumping system (10) according to any one of claim 1 to 9, wherein the first compression chamber group
With the second compression chamber group capacity having the same.
11. compressor heat pumping system (10) according to any one of claim 1 to 9, wherein the first compression chamber group
There is different capacity with the second compression chamber group.
12. compressor heat pumping system (10) according to claim 11, wherein the first dynamic vortex blade (121)
Molded line length is more than the molded line length of the second dynamic vortex blade (122) or the molded line height of the first dynamic vortex blade
Molded line height of the degree more than the second dynamic vortex blade.
13. compressor heat pumping system (10) according to any one of claim 1 to 9, wherein the first compression chamber group
The pressure ratio equal with the system pressure ratio of compressor heat pumping system is provided at least one of the second compression chamber group.
14. compressor heat pumping system (10) according to any one of claim 1 to 9, wherein the condenser has not
Same rated operating pressure.
15. a kind of scroll component (110), the scroll component (110) includes being fitted to each other to be compressed to working fluid
Dynamic vortex (120) and determine vortex (130),
Wherein, the determine vortex includes the first determine vortex blade (131) and the second determine vortex blade (132), the dynamic vortex packet
The first dynamic vortex blade (121) and the second dynamic vortex blade (122) are included, the determine vortex and dynamic vortex cooperation limit that
This independent first compression chamber group (C1) and the second compression chamber group (C2)；
Wherein, the scroll component is provided with two be connected to respectively with the first compression chamber group and the second compression chamber group
Exhaust port (143,144) is to provide two exhaust pathways.
16. scroll component (110) according to claim 15, wherein two exhaust ports, which are formed in, described determines whirlpool
The end plate (133 of rotation or the dynamic vortex；123) on.
17. scroll component (110) according to claim 16, wherein two exhaust ports respectively directly with it is described
The first row gas port (O1) of first compression chamber group is connected to the second exhaust port (O2) of the second compression chamber group.
18. scroll component (110) according to claim 15, wherein two exhaust ports are formed at described
On the additional cover board (140) on scroll component top.
19. scroll component (110) according to claim 18, wherein the cover board includes being located at two exhaust ends
Two exhaust chambers (135,136) below mouthful, two exhaust ports are respectively via two exhaust chambers and described first
The first row gas port of compression chamber group is connected to the second exhaust port of the second compression chamber group.
20. scroll component (110) according to claim 19, wherein the end of the determine vortex or the dynamic vortex
It is formed in plate and leads to the modulation that two exhaust ports are connected to the first compression chamber group and the second compression chamber group
Road (137a-c, 138a-c), the modulation channels lead to one in the first compression chamber group and/or the second compression chamber group or
Multiple compression chamber (C1A, C1B；C2A, C2B) and its be located at it is described exhaust it is indoor opening by check valve (V) cover.
21. the scroll component (110) according to any one of claim 15 to 20, wherein the first compression chamber group and
The second compression chamber group capacity having the same.
22. the scroll component (110) according to any one of claim 15 to 20, wherein the first compression chamber group and
The second compression chamber group has different capacity.
23. scroll component (110) according to claim 22, wherein the molded line of the first dynamic vortex blade (121) is long
Degree is more than more than the molded line length of the second dynamic vortex blade (122) or the molded line height of the first dynamic vortex blade
The molded line height of the second dynamic vortex blade.
24. a kind of screw compressor (100), which is characterized in that include the whirlpool according to any one of claim 15 to 23
Revolve component (110).
Priority Applications (2)
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| CN201710179183.1A CN108626905A (en) | 2017-03-23 | 2017-03-23 | Vortex assembly, vortex compressor and compressor heat pump system |
| CN202210853237.9A CN115013317A (en) | 2017-03-23 | 2017-03-23 | Vortex assembly, vortex compressor and compressor heat pump system |
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| CN201710179183.1A CN108626905A (en) | 2017-03-23 | 2017-03-23 | Vortex assembly, vortex compressor and compressor heat pump system |
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| CN202210853237.9A Division CN115013317A (en) | 2017-03-23 | 2017-03-23 | Vortex assembly, vortex compressor and compressor heat pump system |
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| CN108626905A true CN108626905A (en) | 2018-10-09 |
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| CN201710179183.1A Pending CN108626905A (en) | 2017-03-23 | 2017-03-23 | Vortex assembly, vortex compressor and compressor heat pump system |
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| CN111664606B (en) * | 2020-06-09 | 2022-11-15 | 青岛海尔新能源电器有限公司 | Heat pump system and heat pump water heater |
| WO2023124711A1 (en) * | 2021-12-31 | 2023-07-06 | 广东美的白色家电技术创新中心有限公司 | Compressor, temperature control apparatus, method for controlling temperature control apparatus, and related apparatus |
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Application publication date: 20181009 |
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