CN207797298U - A kind of screw-type water chiller with function of recovering waste heat - Google Patents
A kind of screw-type water chiller with function of recovering waste heat Download PDFInfo
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- CN207797298U CN207797298U CN201820168080.5U CN201820168080U CN207797298U CN 207797298 U CN207797298 U CN 207797298U CN 201820168080 U CN201820168080 U CN 201820168080U CN 207797298 U CN207797298 U CN 207797298U
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- helical
- condenser
- lobe compressor
- screw
- compressor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/56—Heat recovery units
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- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The utility model is related to a kind of screw-type water chillers with function of recovering waste heat, including being set on the base and sequentially connected helical-lobe compressor, condenser, throttle valve and evaporator, helical-lobe compressor, condenser, throttle valve and evaporator form cooling cycle system, the uniformly distributed universal wheel for having multiple strap brakes in the bottom of pedestal, condenser has domestic hot-water's case by piping connection, the air inlet of helical-lobe compressor is equipped with filter device, it is additionally provided with vacuum pump on helical-lobe compressor, damping is equipped between helical-lobe compressor and pedestal.The utility model has the beneficial effects that compressor performance improves, time of compressor start is effectively shortened, while can effectively recycle the heat of condenser discharge, energy conservation and environmental protection；Entire water chiller can be moved arbitrarily, facilitate installation, reduce hand labor intensity, cost-effective, while blimp can effectively shield the noise of helical-lobe compressor generation, avoid noise pollution.
Description
Technical field
The utility model is related to technical field of air conditioner refrigeration, and in particular to a kind of screw with function of recovering waste heat is cold
Water dispenser group.
Background technology
Screw-type water chiller is the essential equipment of central air conditioner main machine equipment, has been widely used.With state
Attention of the family to environmental protection and energy saving, the trend that the various kinds of equipment in industrial trade field develops to low energy consumption, compact-sized direction
It is more and more obvious.Refrigeration screw compressor is equipment common in industrial trade.
Screw-type water chiller is to use handpiece Water Chilling Units of the screw compressor as power, and there are one for this handpiece Water Chilling Units
Determine defect：1, the compressor start time is long, and hot property conversion is poor, and energy consumption is big, and energy-saving effect is poor；2, the waste heat that condenser generates is straight
It connects and is emitted into air, waste is serious；3, foreign matter when compressor air suction in air influences easily as air enters in compressor
The performance of compressor；4, handpiece Water Chilling Units volume is larger, heavier-weight, is carried in installation process or mobile inconvenient, manpower expends
Greatly, landed cost is high.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of screw cooling-water machines with function of recovering waste heat
Group, which is be easily moved, easy for installation, and compressor performance improves, and effectively shortens time of compressor start and work,
The heat of condenser generation, energy conservation and environmental protection can be effectively recycled simultaneously.
The technical solution that the utility model solves above-mentioned technical problem is as follows：
A kind of Worm type water-cooled unit with function of recovering waste heat, including be set on the base and sequentially connected screw rod
Compressor, condenser, throttle valve and evaporator, the helical-lobe compressor, the condenser, the throttle valve and the evaporation
Device forms cooling cycle system, the uniformly distributed universal wheel for having multiple strap brakes in the bottom of the pedestal, and the condenser passes through
Piping connection has domestic hot-water's case, the air inlet of the helical-lobe compressor to be equipped with filter device, gone back on the helical-lobe compressor
Equipped with vacuum pump, damping is equipped between the helical-lobe compressor and the pedestal, the damping includes and the bottom
Seat mounting plate disposed in parallel, it is uniformly distributed between the mounting plate and the pedestal to have multiple springs, the helical-lobe compressor
It is fixed on the mounting plate.
The utility model has the beneficial effects that：It is filtered by the multipair air into helical-lobe compressor of filter device,
Remove impurity；Vacuum pump vacuumizes helical-lobe compressor to form negative pressure so that and helical-lobe compressor starts and the time of work shortens,
Save energy consumption；Using refrigeration effect more preferably environmental protection refrigerant HBR-22A, ozone layer, the heat that condenser distributes will not be destroyed
Recoverable, energy conservation and environmental protection；The handpiece Water Chilling Units can be moved arbitrarily by universal wheel, facilitate installation, reduce hand labor intensity,
It is cost-effective；It can effectively slow down impact force of the helical-lobe compressor to pedestal by spring, extend its service life.
Based on the above technical solution, the utility model can also do following improvement.
Further, the pipeline upper edge airflow direction between the condenser and the evaporator is equipped with device for drying and filtering successively
And capillary.
Advantageous effect using above-mentioned further scheme is the impurity and moisture removed by device for drying and filtering in refrigerant,
The high-temperature high-pressure liquid cryogen flowed out in condenser can be changed into low temperature low pressure liquid refrigerants by capillary, it is ensured that refrigeration system
The normal work of system.
Further, the injection tubing in the helical-lobe compressor is equipped with flow valve.
Advantageous effect using above-mentioned further scheme be by flow valve can effectively in control pipeline oil spout flow, from
And the size of cold is effectively controlled, it avoids wasting, energy conservation and environmental protection.
Further, it is equipped with liquid level gauge in the fuel tank of the helical-lobe compressor.
Advantageous effect using above-mentioned further scheme is the oil monitored in real time by liquid level gauge in screw compression sump
Amount, so that oil mass is replenished in time.
Further, it is removably connected with blimp on the pedestal.
Advantageous effect using above-mentioned further scheme is that the noise of helical-lobe compressor generation is effectively shielded by blimp,
Avoid noise pollution.
Further, the filter device is filter screen.
Advantageous effect using above-mentioned further scheme is filtered to air-flow by filter screen, and refrigerant gas is avoided
Foreign matter in body enters in helical-lobe compressor and influences its performance.
Further, the condenser is water cooled condenser.
Advantageous effect using above-mentioned further scheme is that chilled water can be recycled, energy saving.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is refrigeration system connection diagram in the utility model；
Fig. 3 is the structural schematic diagram of the utility model in the base and damping installation.
In attached drawing, parts list represented by the reference numerals are as follows：
1, pedestal, 2, helical-lobe compressor, 3, condenser, 4, throttle valve, 5, evaporator, 6, universal wheel, 7, domestic hot-water's case,
8, filter device, 9, vacuum pump, 10, device for drying and filtering, 11, capillary, 12, blimp, 13, mounting plate, 14, spring.
Specific implementation mode
The principles of the present invention and feature are described below in conjunction with attached drawing, example is served only for explaining this practicality
It is novel, it is not intended to limit the scope of the utility model.
As shown in Figure 1, Figure 2 and Figure 3, the utility model provides a kind of screw cooling-water machine with function of recovering waste heat
Group, including be arranged on pedestal 1 and sequentially connected helical-lobe compressor 2, condenser 3, throttle valve 4 and evaporator 5, screw compression
Machine 2, condenser 3, throttle valve 4 and evaporator 5 form cooling cycle system, and condenser 3 uses water cooled condenser, chilled water
It can be recycled, it is energy saving；The uniformly distributed universal wheel 6 for having multiple strap brakes in the bottom of pedestal 1, can be appointed by universal wheel 6
Meaning transport refrigeration system, facilitates installation, while reducing hand labor intensity, cost-effective；Condenser 3 has life by piping connection
Boiler 7 living, the heat that the condensation of condenser 3 generates distribute to domestic hot-water's case 7, are heated to domestic water, avoid wave
Take；The air inlet of helical-lobe compressor 2 is equipped with filter device 8, and filter device 8 herein uses filter screen, effectively intercepts system
Impurity in refrigerant gas avoids impurity from entering in helical-lobe compressor 2 and influence its performance；It is additionally provided on helical-lobe compressor 2 true
Sky pump 9, when operation, vacuum pump 9 can make its generate negative pressure to being vacuumized in helical-lobe compressor 2, shorten helical-lobe compressor 2 start and
The time of work reduces energy consumption, energy saving, energy conservation and environmental protection.Damping, damping are equipped between helical-lobe compressor 2 and pedestal 1
Mechanism include with 1 mounting plate 13 disposed in parallel of pedestal, it is uniformly distributed between mounting plate 13 and pedestal 1 to have multiple springs 14, spiral shell
Bar compressor 2 is fixed on mounting plate 13；When work, spring 14 can effectively slow down impact force of the helical-lobe compressor 2 to pedestal 1, protect
River bottom protection seat 1, to extend the service life of equipment.
In the utility model, the pipeline upper edge airflow direction between condenser 3 and evaporator 5 is equipped with device for drying and filtering successively
10 and capillary 11, device for drying and filtering 10 can be filtered and do to the medium temperature high pressure liquid refrigerant from condenser 3 out
It is dry, impurity and moisture in refrigerant are removed, avoids capillary 11 from blocking, it is ensured that the normal work of refrigeration system；Capillary 11
The medium temperature high pressure liquid refrigerant that condenser 3 comes out can be changed into the liquid refrigerant of low-temp low-pressure.
Preferably, in the utility model, the injection tubing in helical-lobe compressor 2 is equipped with flow valve, according to practical cold
Demand, controller controls flow valve to the size of oil spout flow in control pipeline, and the pressure effectively controlled in compressor becomes
Change, to be precisely controlled cold, cold is avoided to waste, it is energy saving.
Preferably, in the utility model, liquid level gauge is equipped in the fuel tank of helical-lobe compressor 2, liquid level gauge is electrically connected with controller
It connects, liquid level gauge detects the oil mass in 2 fuel tank of helical-lobe compressor and will send controller to induction signal in real time, while in display screen
Upper display.Warning device is additionally provided in whole system, when the oil mass that liquid level gauge measures is less than given threshold, controller sends report
Alert instruction, warning device are alarmed to remind staff to add oil spout.Voice guard or light can be used in warning device
Alarm or audible-visual annunciator, in contrast, warning device is preferably audible-visual annunciator herein, and warning effect is more preferably.
Preferably, in the utility model, blimp 12 is removably connected on pedestal 1,12 inside of blimp, which is formed, to be accommodated
The vessel of refrigeration system, while the side opening that blimp 12 is contacted with pedestal 1, open edge vertically extend multiple protrusions,
Protrusion coordinates with the groove on pedestal, and realization blimp 12 is detachably connected with pedestal 1.The side wall of blimp 12 includes internal layer
And outer layer, acoustical cotton is equipped between internal layer and outer layer, acoustical cotton can absorb the noise generated when helical-lobe compressor 2 is run, reduces
Ambient enviroment is had an impact, noise pollution is avoided.
The operation principle of the utility model is as follows：
When refrigerating operaton, the refrigerant HBR-22A gases of low-temp low-pressure become high temperature by pressurization after the sucking of helical-lobe compressor 2
The gas refrigerant of high pressure, controller control the flow valve on oil spout pipeline in helical-lobe compressor 2, are precisely controlled refrigerating capacity；It is high
The heat release in condenser 3 of the refrigerant gas of warm high pressure becomes the liquid refrigerant of medium temperature high pressure, and the liquid of medium temperature high pressure passes through again
It crosses after 4 reducing pressure by regulating flow of device for drying and filtering 10, capillary 11 and throttle valve and becomes the liquid of low-temp low-pressure, the liquid system of low-temp low-pressure
Cryogen absorbs heat in evaporator 5 becomes the refrigerant gas of low-temp low-pressure after evaporation, then enters back into 2 internal pressure of helical-lobe compressor
Contracting, reciprocation cycle.In process of refrigerastion, the noise isolation that blimp 12 effectively generates helical-lobe compressor 2 avoids noise dirty
Dye,
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all in this practicality
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (7)
1. a kind of screw-type water chiller with function of recovering waste heat, it is characterised in that：Including be arranged on pedestal (1) and according to
Helical-lobe compressor (2), condenser (3), throttle valve (4) and the evaporator (5) of secondary connection, it is the helical-lobe compressor (2), described cold
Condenser (3), the throttle valve (4) and the evaporator (5) form cooling cycle system, and the bottom of the pedestal (1) is uniform
It is laid with the universal wheel (6) of multiple strap brakes, the condenser (3) has domestic hot-water's case (7), the screw rod by piping connection
The air inlet of compressor (2) is equipped with filter device (8), and vacuum pump (9), the spiral shell are additionally provided on the helical-lobe compressor (2)
Damping is equipped between bar compressor (2) and the pedestal (1), the damping includes sets parallel with the pedestal (1)
The mounting plate (13) set, it is uniformly distributed between the mounting plate (13) and the pedestal (1) to have multiple springs (14), the screw rod
Compressor (2) is fixed on the mounting plate (13).
2. a kind of screw-type water chiller with function of recovering waste heat according to claim 1, it is characterised in that：It is described
Pipeline upper edge airflow direction between condenser (3) and the evaporator (5) is equipped with device for drying and filtering (10) and capillary successively
(11)。
3. a kind of screw-type water chiller with function of recovering waste heat according to claim 1, it is characterised in that：It is described
Injection tubing in helical-lobe compressor (2) is equipped with flow valve.
4. a kind of screw-type water chiller with function of recovering waste heat according to claim 3, it is characterised in that：It is described
Liquid level gauge is equipped in the fuel tank of helical-lobe compressor (2).
5. a kind of screw-type water chiller with function of recovering waste heat according to claim 1, it is characterised in that：It is described
Blimp (12) is removably connected on pedestal (1).
6. a kind of screw-type water chiller with function of recovering waste heat according to claim 1, it is characterised in that：It is described
Filter device (8) is filter screen.
7. a kind of screw-type water chiller with function of recovering waste heat according to claim 1, it is characterised in that：It is described
Condenser (3) is water cooled condenser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820168080.5U CN207797298U (en) | 2018-01-31 | 2018-01-31 | A kind of screw-type water chiller with function of recovering waste heat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820168080.5U CN207797298U (en) | 2018-01-31 | 2018-01-31 | A kind of screw-type water chiller with function of recovering waste heat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207797298U true CN207797298U (en) | 2018-08-31 |
Family
ID=63267563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820168080.5U Active CN207797298U (en) | 2018-01-31 | 2018-01-31 | A kind of screw-type water chiller with function of recovering waste heat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207797298U (en) |
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2018
- 2018-01-31 CN CN201820168080.5U patent/CN207797298U/en active Active
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