CN206847106U - The new handpiece Water Chilling Units of medical nuclear magnetic resonance cooling - Google Patents

The new handpiece Water Chilling Units of medical nuclear magnetic resonance cooling Download PDF

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Publication number
CN206847106U
CN206847106U CN201720778688.5U CN201720778688U CN206847106U CN 206847106 U CN206847106 U CN 206847106U CN 201720778688 U CN201720778688 U CN 201720778688U CN 206847106 U CN206847106 U CN 206847106U
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electronic
heat exchanger
way valve
import
valve
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CN201720778688.5U
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Chinese (zh)
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唐福良
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Jiangyin Peoples Hospital
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Jiangyin Peoples Hospital
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Abstract

It the utility model is related to a kind of new handpiece Water Chilling Units of medical nuclear magnetic resonance cooling.It includes refrigeration compressor, gs-oil separator, gas-liquid separator, reservoir, device for drying and filtering, liquid-sighting glass, electric expansion valve, plate type heat exchanger, condenser, heat exchange blower fan, heat exchanger, automatic exhaust steam valve, the 5th electronic two-way valve, the 6th electronic two-way valve and circulating water pump.A kind of new handpiece Water Chilling Units of medical nuclear magnetic resonance cooling of the utility model, when environment temperature is less than 13 DEG C, can disable refrigeration compressor, the cold directly absorbed in outside air is exchanged heat, and this mode power consumption is small, and Energy Efficiency Ratio is high and applied widely.

Description

The new handpiece Water Chilling Units of medical nuclear magnetic resonance cooling
Technical field
A kind of new handpiece Water Chilling Units of medical nuclear magnetic resonance cooling are the utility model is related to, it is cold for medical nuclear magnetic resonance But.Belong to industrial energy saving technical field.
Background technology
Cooling system is one of crucial ancillary equipment of NMR system, its can normal operation be directly connected to nuclear-magnetism Can resonance normal work.Cooling system has two effects in NMR system:First, gradient coil is cooled down;Two It is that liquid helium compressor is cooled down.
Existing medical nuclear magnetic resonance cooling means, typically reduce and follow using steam compressed, radiating, throttling, heat absorption mode The temperature of ring cold water.Wherein, external environment temperature relatively low winter also uses the method, and power consumption is big.
The content of the invention
A kind of the purpose of this utility model is to overcome above-mentioned deficiency, there is provided the new cold water of medical nuclear magnetic resonance cooling Unit.
What the purpose of this utility model was realized in:
A kind of new handpiece Water Chilling Units of medical nuclear magnetic resonance cooling, are characterized in:It includes refrigeration compressor, Oil-gas Separation Device, gas-liquid separator, reservoir, device for drying and filtering, liquid-sighting glass, electric expansion valve, plate type heat exchanger, condenser, heat exchange blower fan, Heat exchanger, automatic exhaust steam valve, the 5th electronic two-way valve, the 6th electronic two-way valve and circulating water pump, the refrigeration pressure The import of the exhaust outlet access gs-oil separator of contracting machine, the import of the outlet access condenser of gs-oil separator, condenser go out The import of mouth access reservoir, the import of the outlet access device for drying and filtering of reservoir, the outlet access of device for drying and filtering regard liquid The import of mirror, the import of the outlet access electric expansion valve of liquid-sighting glass, the outlet access plate type heat exchanger side of electric expansion valve Bottom heat exchange interface, plate type heat exchanger same upper lateral part heat exchange interface access gas-liquid separator import, gas-liquid separator The air entry of outlet access refrigeration compressor, the circulating water pump discharge of the circulating water pump is divided into two-way, wherein connecing all the way Enter another upper lateral part heat exchanging pipe interface of plate type heat exchanger, the second electronic two-way valve, plate-type heat-exchange are provided with connecting line Device homonymy bottom interface connects the feed pipe after cooling, and the first electronic two-way valve is provided with connecting line;Circulating water pump The inner side water lines of the another way access heat exchanger of outlet, are provided with the 4th electronic two-way valve on connecting line, and described the One end interface of five electronic two-way valves accesses this connecting line, the water that another end interface is used in blowdown exchanger, and heat is handed over Feed pipe after the outside water lines connection cooling of parallel operation, is provided with the 3rd electronic two-way valve on connecting line, and the described 6th One end interface of electronic two-way valve accesses this connecting line, the water that another end interface is used in blowdown exchanger.
A kind of medical nuclear magnetic resonance cooling of the utility model is located at the interior of condenser with new handpiece Water Chilling Units, its heat exchanger Side, automatic exhaust steam valve is provided with the heat exchanger, the heat exchange blower fan is located at the top of heat exchanger.
Compared with prior art, the beneficial effects of the utility model are:
A kind of new handpiece Water Chilling Units of medical nuclear magnetic resonance cooling of the utility model, can when environment temperature is less than 13 DEG C To disable refrigeration compressor, the cold directly absorbed in outside air is exchanged heat, and this mode power consumption is small, and Energy Efficiency Ratio is high and suitable It is wide with scope.
Brief description of the drawings
Fig. 1 is a kind of schematic diagram of the new handpiece Water Chilling Units of medical nuclear magnetic resonance cooling of the utility model.
In figure:
Refrigeration compressor 1,
Exhaust outlet 1.1,
Air entry 1.2,
Gs-oil separator 2,
Gas-liquid separator 3,
Reservoir 4,
Device for drying and filtering 5,
Liquid-sighting glass 6,
Electric expansion valve 7,
Plate type heat exchanger 8,
Condenser 9,
Heat exchange blower fan 10,
Heat exchanger 11,
Automatic exhaust steam valve 12,
First electronic two-way valve 13.1,
Second electronic two-way valve 13.2,
3rd electronic two-way valve 13.3,
4th electronic two-way valve 13.4,
5th electronic two-way valve 13.5,
6th electronic two-way valve 13.6,
Circulating water pump 14,
Circulating water pump discharge 14.1,
Circulating water mouth piece 14.2.
Embodiment
Referring to Fig. 1, a kind of new handpiece Water Chilling Units of medical nuclear magnetic resonance cooling are the utility model is related to, it includes refrigeration and pressed Contracting machine 1, gs-oil separator 2, gas-liquid separator 3, reservoir 4, device for drying and filtering 5, liquid-sighting glass 6, electric expansion valve 7, board-like change Hot device 8, condenser 9, heat exchange blower fan 10, heat exchanger 11, automatic exhaust steam valve 12, the 5th electronic electricity of two-way valve the 13.5, the 6th Dynamic two-way valve 13.6 and circulating water pump 14.
The exhaust outlet 1.1 of the refrigeration compressor 1 accesses the import of gs-oil separator 2, the outlet access of gs-oil separator 2 The import of condenser 9, the import of the outlet access reservoir 4 of condenser 9, the outlet access device for drying and filtering 5 of reservoir 4 enter Mouthful, the import of the outlet access liquid-sighting glass 6 of device for drying and filtering 5, the import of the outlet access electric expansion valve 7 of liquid-sighting glass 6, electronics The bottom heat exchange interface of outlet access plate type heat exchanger 8 side of expansion valve 7, the same upper lateral part heat exchange interface of plate type heat exchanger 8 Access the import of gas-liquid separator 3, the air entry 1.2 of the outlet access refrigeration compressor 1 of gas-liquid separator 3.
The circulating water pump discharge 14.1 of the circulating water pump 14 is divided into two-way, wherein accessing plate type heat exchanger 8 all the way Another upper lateral part heat exchanging pipe interface, the second electronic two-way valve 13.2, the homonymy bottom of plate type heat exchanger 8 are provided with connecting line Portion's interface connects the feed pipe after cooling, and the first electronic two-way valve 13.1 is provided with connecting line;Circulating water pump discharge The inner side water lines of 14.1 another way access heat exchanger 11(Heat release), the 4th electronic two-way valve is provided with connecting line 13.4, an end interface of the 5th electronic two-way valve 13.5 accesses this connecting line, and another end interface is used to discharge hot friendship Water in parallel operation 11, the outside water lines of heat exchanger 11 connect the feed pipe after cooling, the 3rd electricity are provided with connecting line Dynamic two-way valve 13.3, an end interface of the 6th electronic two-way valve 13.6 access this connecting line, and another end interface is used Water in blowdown exchanger 11.
The heat exchanger 11 is located at the inner side of condenser 9, and automatic exhaust steam valve 12 is provided with the heat exchanger 11, from Dynamic air bleeding valve 12 is used to discharge the air inside heat exchanger 11, and the heat exchange blower fan 10 is located at the top of heat exchanger 11.
Operation principle:
1. cooling flow one:When environment temperature is higher than 13 DEG C, the first electronic two-way valve 13.1, second electronic two are opened Pass ball valve 13.2, the 5th electronic 13.5 and the 6th electronic two-way valve 13.6 of two-way valve, close the 3rd electronic two-way valve 13.3 and the 4th electronic two-way valve 13.4, circulating water pump 14 and the normal operation of refrigeration compressor 1.
The high temperature and high pressure gas come out from the exhaust outlet 1.1 of refrigeration compressor 1 are through gs-oil separator 2(Lubrication after separation Oil enters the low pressure chamber of refrigeration compressor 1 by skirt), gs-oil separator 2 enter condenser 9, condenser 9 come out high pressure liquid Body enters plate type heat exchanger 8 after reservoir 4, device for drying and filtering 5, liquid-sighting glass 6 and electric expansion valve 7 as low pressure, low temperature liquid Heat exchange side, plate type heat exchanger 8 come out low-pressure gas through gas-liquid separator 3, air entry 1.2 enter refrigeration compressor 1.
The high-temperature water sucked from the suction inlet 14.2 of circulating water pump 14 after the cooling of medical nuclear magnetic resonance is electronic through second Two-way valve 13.2 enter plate type heat exchanger 8 another heat exchange side cool, after enter through the first electronic two-way valve 13.1 Enter the feed pipe after cooling;
Wherein, heat exchange blower fan 10 controls cooling air quantity according to the fluid temperature of the refrigerant after heat release.
2. cooling flow two:When environment is less than 13 DEG C, the 3rd electronic 13.3 and the 4th electronic two-way of two-way valve is opened Ball valve 13.4, close the first electronic two-way valve 13.1, the second electronic two-way valve 13.2, the 5th electronic and of two-way valve 13.5 6th electronic two-way valve 13.6, the normal operation of circulating water pump 14, refrigeration compressor 1 are closed.
Follow from the suction inlet 14.2 of ring water supply pump 14 suck from medical nuclear magnetic resonance cooling after high-temperature water it is electronic through the 4th Two-way valve 13.4 enter the inner side water lines heat release of heat exchanger 11, from the outside water lines of heat exchanger 11 come out after through the 3rd electricity The feed pipe that dynamic two-way valve 13.3 enters after cooling;Wherein, automatic exhaust steam valve 12 is automatically drained out the sky inside heat exchanger 11 Gas.
Heat exchange blower fan 10 controls cooling air quantity according to the water temperature after heat release.
When nuclear magnetic resonance machine disables and environment temperature is less than 0 DEG C, the water in heat exchanger 11 can reach the freezing point, in order to set Standby security, the 3rd electronic 13.3 and the 4th electronic two-way valve 13.4 of two-way valve are closed, the 5th electronic two-way valve 13.5 and the 6th electronic two-way valve 13.6 automatically turn on the water for draining internal heat exchanger.

Claims (2)

  1. A kind of 1. new handpiece Water Chilling Units of medical nuclear magnetic resonance cooling, it is characterised in that:It includes refrigeration compressor, Oil-gas Separation Device, gas-liquid separator, reservoir, device for drying and filtering, liquid-sighting glass, electric expansion valve, plate type heat exchanger, condenser, heat exchange blower fan, Heat exchanger, automatic exhaust steam valve, the 5th electronic two-way valve, the 6th electronic two-way valve and circulating water pump, the refrigeration pressure The import of the exhaust outlet access gs-oil separator of contracting machine, the import of the outlet access condenser of gs-oil separator, condenser go out The import of mouth access reservoir, the import of the outlet access device for drying and filtering of reservoir, the outlet access of device for drying and filtering regard liquid The import of mirror, the import of the outlet access electric expansion valve of liquid-sighting glass, the outlet access plate type heat exchanger side of electric expansion valve Bottom heat exchange interface, plate type heat exchanger same upper lateral part heat exchange interface access gas-liquid separator import, gas-liquid separator The air entry of outlet access refrigeration compressor, the circulating water pump discharge of the circulating water pump is divided into two-way, wherein connecing all the way Enter another upper lateral part heat exchanging pipe interface of plate type heat exchanger, the second electronic two-way valve, plate-type heat-exchange are provided with connecting line Device homonymy bottom interface connects the feed pipe after cooling, and the first electronic two-way valve is provided with connecting line;Circulating water pump The inner side water lines of the another way access heat exchanger of outlet, are provided with the 4th electronic two-way valve on connecting line, and described the One end interface of five electronic two-way valves accesses this connecting line, the water that another end interface is used in blowdown exchanger, and heat is handed over Feed pipe after the outside water lines connection cooling of parallel operation, is provided with the 3rd electronic two-way valve on connecting line, and the described 6th One end interface of electronic two-way valve accesses this connecting line, the water that another end interface is used in blowdown exchanger.
  2. A kind of 2. new handpiece Water Chilling Units of medical nuclear magnetic resonance cooling according to claim 1, it is characterised in that:The heat Exchanger is located at the inner side of condenser, and automatic exhaust steam valve is provided with the heat exchanger, and the heat exchange blower fan is located at heat exchange The top of device.
CN201720778688.5U 2017-06-30 2017-06-30 The new handpiece Water Chilling Units of medical nuclear magnetic resonance cooling Active CN206847106U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720778688.5U CN206847106U (en) 2017-06-30 2017-06-30 The new handpiece Water Chilling Units of medical nuclear magnetic resonance cooling

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Application Number Priority Date Filing Date Title
CN201720778688.5U CN206847106U (en) 2017-06-30 2017-06-30 The new handpiece Water Chilling Units of medical nuclear magnetic resonance cooling

Publications (1)

Publication Number Publication Date
CN206847106U true CN206847106U (en) 2018-01-05

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107246740A (en) * 2017-06-30 2017-10-13 江阴市人民医院 New handpiece Water Chilling Units are used in medical nuclear magnetic resonance cooling

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107246740A (en) * 2017-06-30 2017-10-13 江阴市人民医院 New handpiece Water Chilling Units are used in medical nuclear magnetic resonance cooling

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