CN209510725U - A kind of split type air compressor machine liquid cooling system - Google Patents
A kind of split type air compressor machine liquid cooling system Download PDFInfo
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- CN209510725U CN209510725U CN201822177202.XU CN201822177202U CN209510725U CN 209510725 U CN209510725 U CN 209510725U CN 201822177202 U CN201822177202 U CN 201822177202U CN 209510725 U CN209510725 U CN 209510725U
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Abstract
The utility model discloses a kind of split type air compressor machine liquid cooling systems, belong to air compressor machine technical field comprising compressor host, shaft coupling, motor and liquid cooling system；The compressor is connected by the shaft coupling with the motor；The liquid cooling system includes the expansion tank with coolant liquid, circulation loop and cooler, expansion tank injects coolant liquid into motor by circulation loop, and coolant liquid being circulated in circulation loop to cool down the motor repeatedly, the cooler is for the coolant liquid in refrigeration cycle.The utility model can promote compressor operation stability, reduce motor temperature rise, increase motor insulation life, avoid magneto because high temperature demagnetizes, and can effectively reduce compressor complete machine noise.
Description
Technical field
The utility model relates to air compressor machine technical field more particularly to a kind of split type air compressor machine liquid cooling systems.
Background technique
For motor as compressor operation power source, stability is particularly important, and but motor can effectively improve motor to liquid cooling
Run stability, temperature rise when controllable reduction motor operation, because its energy density is big, small in size, light weight, airtightness
Well, more dust atmospheres can be effectively applicable to, in addition, effectively eliminating because it is without motor tail portion independent cooling fan because of draught fan impeller
The cooling noise for hitting air and generating, therefore but the introducing compressor assembly of motor can help to promote compressor complete machine liquid cooling
Can, compressor box size and weight are more reduced in the stage of designing and developing, manufacturing cost is effectively reduced, market prospects are huge.
For above situation, to be cooled in compressor industry using magneto liquid, a kind of Separated permanent magnetic electricity is now researched and developed
Machine liquid cooling system can promote compressor operation stability, reduce motor temperature rise, increase motor insulation life, avoid Permanent Magnet and Electric
Machine can effectively reduce compressor complete machine noise because high temperature demagnetizes.
Summary of the invention
For the above-mentioned deficiency of the prior art, the technical problem to be solved by the utility model is to propose a kind of fission
Formula air compressor machine liquid cooling system, temperature drop effect poor problem big for solving air compressor machine noise.
The utility model solves its technical problem the technical solution adopted is that a kind of split type air compressor machine liquid cooling system,
It is characterized in that, including compressor host, shaft coupling, motor and liquid cooling system；
The compressor is connected by the shaft coupling with the motor；
The liquid cooling system includes the expansion tank with coolant liquid, circulation loop and cooler, and expansion tank passes through
Circulation loop injects coolant liquid into motor, and coolant liquid is circulated in circulation loop to cool down the electricity repeatedly
Machine, the cooler is for the coolant liquid in refrigeration cycle.
Preferably, the expansion tank includes liquid injection port, kettle liquid outlet, exhaust gas collection mouth and air exit, the row
Gas collection port is connected with the cooler, and for collecting residual gas in circulation loop, the air exit is for being discharged expansion
Gas in kettle；The kettle liquid outlet is connected with the cooler, for being discharged into coolant liquid into circulation loop.
Preferably, the motor includes liquid cooling ring, and the liquid cooling ring is provided with coolant liquid cavity, the coolant liquid cavity packet
Include motor liquid inlet and motor liquid outlet.
Preferably, the cooler includes cooler inlet and cooler liquid outlet.
Preferably, the circulation loop includes the first branch and second branch, and the first branch connects the cooler
Liquid outlet and motor liquid inlet, the second branch connect the cooler inlet and the motor liquid outlet.
Preferably, the motor further includes the rotor and motor stator in liquid cooling ring, and the rotor is set
There are multiple rotor fan blades that motor stator is cooled down by rotation.
It preferably, further include for driving the peripheral pump that coolant liquid circulates in circulation loop.
Preferably, the cooler is provided with blower.
It preferably, further include control module comprising controller, liquid level sensor, the electricity for measuring temperature in motor
Machine temperature sensor and cooling-water temperature transmitter for measuring temperature of the coolant liquid before air-cooled in the second branch pipe；
The liquid level sensor is for measuring liquid level where coolant liquid in expansion tank；
The controller is used to control the opening and closing of motor；
The controller is used to control the opening and closing of blower.
The utility model can promote compressor operation stability, reduce motor temperature rise, increase motor insulation life, avoid forever
Magneto can effectively reduce compressor complete machine noise because high temperature demagnetizes.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of liquid cooling system cooling air compressor in embodiment.
Fig. 2 is the structural schematic diagram that motor is connected with compressor host in embodiment.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
Fig. 1-Fig. 2 is please referred to, the utility model discloses a kind of split type air compressor machine liquid cooling systems, including compression owner
Machine 100, shaft coupling 200, motor 300 and liquid cooling system 400.
Specifically, air compressor machine is split type, and compressor host 100 is connected with motor 300 by shaft coupling 200, empty
At runtime, motor 300 drives compressor host 100 to run to press by shaft coupling 200.
It being driven by shaft coupling 200, compressor host 100 need to only dismantle compressor host 100 when maintaining,
Motor 300 only needs individually to dismantle motor 300 when maintaining, and is independent of each other between both, work when greatly reducing maintenance
Amount；Secondly, compressor separate structure is not high for dismounting required precision, bearing of the permanent magnetism host close to 300 side of motor (inhale by host
Gas end bearing) stress is much smaller than integral structure, so bearing and oil sealing service life are significantly promoted；Finally compared with integral type knot
Structure, when influence when eliminating 100 high temperature operation of helical lobe compressor host to motor 300 --- host operates normally, exhaust
80 DEG C of temperature or so, when high temperature 100 DEG C of delivery temperature it is even higher, then temperature when compressor host 100 is run can heat pass
Rotor 320 is led, 320 temperature of rotor passes to motor 300, causes the heat dissipation burden of motor 300.
The motor 300 further includes the rotor 320 and motor stator 330 in liquid cooling ring 310, and the motor turns
Son 320 is equipped with multiple rotor fan blades 321 that motor stator 330 is cooled down by rotation；Rotor 320 carries rotor fan blade
321, in the operating of magneto 300, rotor fan blade 321 is rotated with it, and the ventilation slot through machine winding and casing is fixed to motor
Son 330 is cooled down, and 300 cooling efficiency of motor is effectively promoted.
The liquid cooling system 400 includes having the expansion tank 410 and circulation loop 420 and cooler 500 of coolant liquid,
Expansion tank 410 injects coolant liquid into motor 300 by circulation loop 420, and coolant liquid is followed in circulation loop 420
Circulation is dynamic to cool down the motor 300 repeatedly, and the cooler 500 is for the coolant liquid in refrigeration cycle 420.
Specifically, coolant liquid is generally the mixing of water, ethylene glycol, anti-icing fluid, cutting oil and water and ethylene glycol
Object.
Expansion tank 410 is arranged except air compressor machine fuselage, and expansion tank 410 is by the cooling motor 300 of coolant liquid, specifically
It is that heat in motor 300 is taken away by coolant liquid to reach the work of cooling motor 300 by injecting coolant liquid into motor 300
With.
Circulation loop 420 connects cooler 500 and magneto 300, and the coolant liquid in circulation loop 420 flows into motor
In 300, the coolant liquid after cooling motor 300 is delivered in cooler 500 further through circulation loop 420, passes through cooler 500
Cooling coolant liquid flows into motor 300 again, and such all and return.
The expansion tank 410 includes liquid injection port 414, kettle liquid outlet 411, exhaust gas collection mouth 412 and air exit
413, the exhaust gas collection mouth 412 is connected with the cooler 500, for collecting residual gas in circulation loop 420, the row
Gas of the gas outlet 413 for being discharged in expansion tank 410；The kettle liquid outlet 411 is connected with the cooler 500, uses
In being discharged into coolant liquid into circulation loop 420.
The motor 300 includes liquid cooling ring 310, and the liquid cooling ring 310 is provided with coolant liquid cavity 311, the coolant liquid
Cavity 311 includes motor liquid inlet 312 and motor liquid outlet 313.
Specifically, multiple isolation bars 314 are provided in liquid cooling ring 310, isolation bar 314 is axially arranged along liquid cooling ring 310,
Coolant liquid cavity 311 is formed between adjacent isolation bar 314, multiple 311 head and the tail of isolation cavity communicate, the electricity into liquid cooling ring 310
Machine liquid inlet 312 injects coolant liquid, and coolant liquid is flowed in coolant liquid cavity 311 and flowed out from motor liquid outlet 313, and is returned to
In expansion tank 410.
Coolant liquid flows through 310 internal coolant cavity of liquid cooling ring by motor liquid inlet 312 under the action of peripheral pump 423
311 carry out sufficient heat exchange with 300 heating position of motor, set 16 isolation bars 314 in liquid cooling ring 310, isolate a cooling
Sap cavity road 311, and be adequately isolated motor liquid inlet 312 with motor liquid outlet 313, coolant liquid and after through motor liquid outlet 313
After outflow, obtains high voltage power via 423 entrance of peripheral pump and then exported by peripheral pump 423 and flow out.
The cooler 500 includes cooler inlet 530 and cooler liquid outlet 520.
Circulation loop 420 includes the first branch 421 and second branch 422, and the first branch 421 connects the cooler
Liquid outlet 520 and motor liquid inlet 312, the second branch 422 connects the cooler inlet 530 and the motor goes out liquid
Mouth 313.
The liquid cooling system 400 further includes for driving the peripheral pump that coolant liquid circulates in circulation loop 420
423, specifically, the peripheral pump 423 is in the second branch 422.
Specifically, in the primary cooling circulation of motor 300, the coolant liquid in the first branch 421 is in cooling motor 300
Coolant liquid before, the coolant liquid in second branch 422 are the coolant liquids after cooling motor 300.
Split type air compressor machine liquid cooling system further includes in circulation loop 420 for cooling down the circulation loop 420
The cooler 500 of middle coolant liquid, in this embodiment, the cooler 500 is plate-fin.
The cooler 500 is provided with blower 510.Pass through the coolant liquid in 510 cooling circuit 420 of blower.
By the process of the cooling motor 300 of coolant liquid, coolant liquid flows through cooler 500, circulation loop 420, vortex
Pump 423 is full of liquid cooling ring 310, and natural air is emitted into exterior by 410 leakage port of expansion tank in circulation loop 420
Until draining；Compressor complete machine is opened, and motor 300 starts running；In the coolant liquid temperature rise period, coolant liquid is in peripheral pump 423
310 internal coolant cavity 311 of liquid cooling ring is flowed through by motor liquid inlet 312 under effect to carry out sufficiently with 300 heating position of motor
Heat exchange, and after through motor liquid outlet 313 flow out, via 423 entrance of peripheral pump obtain high voltage power then gone out by peripheral pump 423
Mouth outflow enters cooler 500 by second branch 422 and enters coolant liquid cooling stage；It is cooling in coolant liquid cooling procedure
Coolant liquid exchanges heat with 510 bring large quantity of air of blower in device 500, and coolant liquid is returned to via circulation loop 420 after cooling
Continue to carry out heat exchange with 300 heating position of motor in 300 liquid cooling ring 310 of magneto, it is cooled to complete entire motor 300
Journey, and so on.
It further include control module 600 comprising controller 610, liquid level sensor 620, for measuring temperature in motor 300
Motor temperature sensor 630 and for measuring temperature of the coolant liquid before air-cooled in second branch coolant temperature sensing
Device 640；The controller 610 is used to control the opening and closing of motor 300；The controller 610 is for controlling blower 510
It opens and closes.
The liquid level sensor 620 is for measuring liquid level where coolant liquid in expansion tank 410；Specifically, the liquid
The place liquid level of 620 real-time detection coolant liquid of level sensor, liquid level is in default model where liquid level sensor 620 measures coolant liquid
When except enclosing, controller 610 issues liquid level pre-warning signal according to level condition, to prompt the coolant liquid in expansion tank 410
Not within a preset range, i.e., coolant liquid liquid level issues warning signal liquid level lower than setting liquid level, controller 610, prompt user and
When inject coolant liquid.
The motor temperature sensor 630 is used for the temperature of real-time detection machine winding, and sends the real-time of machine winding
Temperature signal presets 300 early warning temperature of motor and 300 shutdown temperature of motor in controller 610, if electric to controller 610
When the temperature of machine winding is lower than 300 early warning temperature of motor, controller 610 is worked normally, if motor winding temperature is higher than motor 300
Early warning temperature and be lower than 300 shutdown temperature of motor when, controller 610 issue 300 pre-warning signal of motor, if motor winding temperature is high
When 300 shutdown temperature of motor, controller 610 issues 300 stopping signal of motor, and controls the shutdown of compressor host 100.
Temperature of the liquid level sensor 620 for real-time measurement coolant liquid after cooling motor 300, and send coolant liquid
Real time temperature signal to controller 610, preset in controller 610 and open fan temperature and stop fanning temperature, when the temperature of coolant liquid
Degree reach open fan temperature when, controller 610 transmission opens fan signal control blower 510 start, when coolant temperature lower than stop fan temperature
When spending, the transmission of controller 610 stops fanning the signal control stopping of blower 510.
423 current maxima of peripheral pump is set in controller 610, once 423 electric current of peripheral pump exceeds setting range, control
Device 610 processed determines 423 operational failure of peripheral pump, issues fault pre-alarming signal；Level monitoring is equipped in expansion tank 410 to fill
It sets.
300 cooling effect stability of magneto is promoted, and is based on following four reason: first is that in 300 cooling system of motor
Temperature rise control module 600 is equipped in system, control module 600 can effectively monitor coolant temperature, control motor by controller 610
300 high temperature early warning are shut down, and are effectively improved the operating of motor 300 and are stablized；Second is that due to the cooling of 300 independent closed of liquid cooling permanent-magnetic motor
System is not influenced by dust atmosphere around, avoids 300 high temperataure phenomena of motor caused by damaging because of cooling blower 510；Third is that
Since the specific heat capacity of liquid is big compared with air, under identical heat transfer temperature difference, the volume original of water is less than gas volume, so magneto
300 liquid cooling effect is far more than air cooling, can effectively solve the problems, such as that regional temperature caused by generating heat because of local fuselage is excessively high；
Fourth is that rotor 320 carries rotor fan blade 321, in the movement of magneto 300, rotor fan blade 321 passes through under the drive of rotor
The ventilation slot of 300 winding of motor and casing cools down stator, effectively promotes 300 cooling efficiency of motor.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (9)
1. a kind of split type air compressor machine liquid cooling system, which is characterized in that including compressor host, shaft coupling, motor and liquid cooling
But system；
The compressor is connected by the shaft coupling with the motor；
The liquid cooling system includes the expansion tank with coolant liquid, circulation loop and cooler, and expansion tank passes through circulation
Coolant liquid is injected in circuit into motor, and coolant liquid is circulated in circulation loop to cool down the motor, institute repeatedly
Cooler is stated for the coolant liquid in refrigeration cycle.
2. a kind of split type air compressor machine liquid cooling system according to claim 1, it is characterised in that: the expansion tank packet
Liquid injection port, kettle liquid outlet, exhaust gas collection mouth and air exit are included, the exhaust gas collection mouth is connected with the cooler, is used for
Residual gas in circulation loop is collected, the air exit is used for the gas being discharged in expansion tank；The kettle liquid outlet with
The cooler is connected, for being discharged into coolant liquid into circulation loop.
3. a kind of split type air compressor machine liquid cooling system according to claim 1, it is characterised in that: the motor includes liquid
Cold ring, the liquid cooling ring are provided with coolant liquid cavity, and the coolant liquid cavity includes motor liquid inlet and motor liquid outlet.
4. a kind of split type air compressor machine liquid cooling system according to claim 1, it is characterised in that: the cooler includes
Cooler inlet and cooler liquid outlet.
5. a kind of split type air compressor machine liquid cooling system according to claim 4, it is characterised in that: the circulation loop packet
Including the first branch and second branch, the first branch connects the cooler liquid outlet and motor liquid inlet, and described second
Road connects the cooler inlet and the motor liquid outlet.
6. a kind of split type air compressor machine liquid cooling system according to claim 1, it is characterised in that: the motor further includes
Rotor and motor stator in liquid cooling ring, the rotor cool down motor stator by rotation equipped with multiple
Rotor fan blade.
7. a kind of split type air compressor machine liquid cooling system according to claim 1, it is characterised in that: further include for driving
The peripheral pump that coolant liquid circulates in circulation loop.
8. a kind of split type air compressor machine liquid cooling system according to claim 7, it is characterised in that: the cooler setting
There is blower.
9. a kind of split type air compressor machine liquid cooling system according to claim 8, it is characterised in that: further include control mould
Block comprising controller, liquid level sensor, for measuring in motor the motor temperature sensor of temperature and for measuring second
The cooling-water temperature transmitter of temperature of the coolant liquid before air-cooled in pipe；
The liquid level sensor is for measuring liquid level where coolant liquid in expansion tank；
The controller is used to control the opening and closing of motor；
The controller is used to control the opening and closing of blower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822177202.XU CN209510725U (en) | 2018-12-24 | 2018-12-24 | A kind of split type air compressor machine liquid cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822177202.XU CN209510725U (en) | 2018-12-24 | 2018-12-24 | A kind of split type air compressor machine liquid cooling system |
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| Publication Number | Publication Date |
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| CN209510725U true CN209510725U (en) | 2019-10-18 |
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| CN201822177202.XU Active CN209510725U (en) | 2018-12-24 | 2018-12-24 | A kind of split type air compressor machine liquid cooling system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112983893A (en) * | 2021-02-10 | 2021-06-18 | 西安交通大学 | Multifunctional cooling system for centrifugal compressor |
-
2018
- 2018-12-24 CN CN201822177202.XU patent/CN209510725U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112983893A (en) * | 2021-02-10 | 2021-06-18 | 西安交通大学 | Multifunctional cooling system for centrifugal compressor |
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