CN201688619U - Water temperature regulating equipment provided with two sets of independent temperature regulating components - Google Patents
Water temperature regulating equipment provided with two sets of independent temperature regulating components Download PDFInfo
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- CN201688619U CN201688619U CN 201020171041 CN201020171041U CN201688619U CN 201688619 U CN201688619 U CN 201688619U CN 201020171041 CN201020171041 CN 201020171041 CN 201020171041 U CN201020171041 U CN 201020171041U CN 201688619 U CN201688619 U CN 201688619U
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- water temperature
- condenser
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- cross valve
- evaporation
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Abstract
The utility model relates to water temperature regulating equipment provided with two sets of independent temperature regulating components, which comprises a control module, a condenser and two sets of water temperature regulating components. Each set of water temperature regulating component comprises compressors, four-way valves, a throttling part, evaporation barrels and heat exchange devices which are arranged in the evaporation barrels. The four valve ports of each four-way valve are respectively connected with the condenser, the vent and the suction port of each compressor and the heat exchange device. The control module respectively controls the communication relationship of the respective valve ports of the two four-way valves through two four-way valve relays according to the temperature which is respectively set for the two sets of water temperature regulating components so as to respectively regulate the temperature of liquid which flows into the two evaporation barrels. Each set of temperature regulating component is equipped with a compressor which is independently controlled and changes the flowing order of refrigerant in all devices in the component through the four-way valve so that each set of temperature regulating component can solely implement refrigeration or heating control to the water temperature in the evaporation barrel, and has flexible and variable water temperature regulation methods.
Description
Technical field
The utility model relates to the water temperature conditioning equipment, particularly relates to the water temperature conditioning equipment that is provided with two cover temperature adjustment components.
Background technology
The prior art water temperature is regulated the water temperature that machine is single refrigeration system control place mostly, is provided with one and is used for the ccontaining evaporation bucket for the treatment of the temperature adjustment water body, by manual control panel or mechanical adjustment water temperature.The evaporimeter that prior art minority water temperature is regulated machine is provided with two evaporation buckets, but only by single invariable frequency compressor refrigeration, have only an evaporation bucket to control water temperature in it by temp probe, and another evaporation inner bucket water temperature is different controlled, is not two evaporation bucket water temperature conditioning equipments of real meaning.Prior art also exists a kind of water temperature that two evaporation buckets are set to regulate machine, though can control the water temperature of evaporation bucket by two independent control modules respectively, it only relies on the single invariable frequency compressor of a cover to realize refrigeration control, and control mode is single.
The utility model content
The technical problems to be solved in the utility model is to avoid the deficiencies in the prior art part and proposes a kind of water temperature conditioning equipment that two cover temperature adjustment components are set, and every cover temperature adjustment component can independently be realized refrigerating/heating control to the water body in the evaporation bucket.
The utility model solve the technical problem can be by realizing by the following technical solutions:
Design, a kind of water temperature conditioning equipment that the independent temperature adjustment component of two covers is set of manufacturing comprise control module, condenser, the first water temperature adjusting part and the second water temperature adjusting part.Described two cover water temperature adjusting parts all comprise first compressor, first cross valve, first throttle parts, the first evaporation bucket separately and are arranged on first heat-exchange device in this first evaporation bucket, and second compressor, second cross valve, second throttle part, the second evaporation bucket and be arranged on second heat-exchange device in this second evaporation bucket.Described control module comprises the second cross valve relay that is used to control the first cross valve relay of first cross valve and is used to control second cross valve.Four valve ports of described first cross valve are connected with first heat-exchange device with the exhaust outlet of condenser, first compressor, the air entry of first compressor respectively; Four valve ports of described second cross valve are connected with second heat-exchange device with the exhaust outlet of condenser, second compressor, the air entry of second compressor respectively.Described first throttle parts are connected between first heat-exchange device and the condenser; Described second throttle part is connected between second heat-exchange device and the condenser.Described first, second evaporation bucket comprises water inlet and discharge outlet separately; Also be provided with first water temperature probe and second water temperature probe in described first, second evaporation bucket, this two water temperatures probe is electrically connected described control module respectively; Described control module is according to being the temperature that two cover water temperature adjusting parts are set respectively, control the two cross valves connected relation between the valve port separately respectively by two cross valve relays, flow in the first evaporation bucket and the water temperature of the liquid in the second evaporation bucket thereby regulate respectively.
Particularly, described condenser is the double loop air-cooled condenser, comprise continuously doing at least one first condenser pipe and at least one second condenser pipe that the bending of " U " shape forms, and fan.The middle part straight tube of described first condenser pipe is bent, and makes the pipeline center line of first condenser pipe be positioned at two parallel planes.The middle part straight tube of described second condenser pipe is bent, and makes the pipeline center line of second condenser pipe be positioned at two parallel planes.Described two condenser pipes middle part intersects, and their planes, pipeline center line place separately mutually over against and parallel; Described first condenser pipe two ends separately connect the first throttle parts and first cross valve respectively; Described second condenser pipe two ends separately connect second throttle part and second cross valve respectively.Described condenser also comprises spare fans.
Described water temperature conditioning equipment can be a monoblock type, comprises rack, and described condenser, the first water temperature adjusting part and the second water temperature adjusting part all are installed in the described rack.
Described water temperature conditioning equipment also can be split type, comprise rack, second compressor, second cross valve, second throttle part of first compressor of described condenser, the first water temperature adjusting part, first cross valve, first throttle parts and the second water temperature adjusting part are installed in the described rack; The described first evaporation bucket and the second evaporation bucket are installed in outside the rack.
Described control module comprises operational module and main control module.First display screen, first status indicator lamp and first that described operational module is included as the configuration of the first water temperature adjusting part are provided with button, and are that second display screen, second status indicator lamp and second that the second water temperature adjusting part disposes is provided with button.Described main control module comprises the first cross valve relay and the second cross valve relay that is respectively applied for control two cross valves, be used to control the cooling fan relay of condenser fan and the spare fans relay of control condenser spare fans, be respectively applied for first compressor relay and second compressor relay of control two compressors.Described first water temperature probe and second water temperature probe are electrically connected described main control module.
Compare with prior art, the technique effect that the utility model " is provided with the water temperature conditioning equipment of the independent temperature adjustment component of two covers " is:
The every cover temperature adjustment component of the utility model all disposes the compressor of platform independent control, change the sequence of flow in each device in assembly of cold-producing medium by cross valve, thereby make every cover temperature adjustment component implement refrigeration or to heat control the water temperature in the evaporation bucket individually, regulative mode to water temperature is flexible and changeable, especially for culture fishery, the utility model can be created the water body water temperature of multi-level suitable different fish and existence of other aquatic organism and life; The utility model overcomes the restricted defective of the single refrigeration system applicable situation of prior art, and single the probe with the deficiency of temperature control of two evaporation buckets, and has reduced the two temperature control costs of compressor.
Description of drawings
Fig. 1 is the principle schematic under the utility model " the water temperature conditioning equipment of the independent temperature adjustment component of two covers is set " two cooling conditions of first embodiment;
Fig. 2 is the principle schematic under two heating conditions of described first embodiment;
Fig. 3 is the principle schematic under the single heating condition of single refrigeration of described first embodiment;
Fig. 4 is the principle schematic under two cooling conditions of the utility model second embodiment;
Fig. 5 is the main schematic diagram of looking of orthographic projection of the condenser 200 of the utility model first embodiment;
Fig. 6 is the orthographic projection elevational schematic view of the described condenser 200 of the utility model first embodiment;
Fig. 7 is the orthographic projection schematic top plan view of the described condenser 200 of the utility model first embodiment;
Fig. 8 is the main schematic diagram of looking of orthographic projection of the condenser 200 of the utility model the 3rd embodiment;
Fig. 9 is the orthographic projection elevational schematic view of the described condenser 200 of the utility model the 3rd embodiment;
Figure 10 is the orthographic projection schematic top plan view of the described condenser 200 of the utility model the 3rd embodiment;
Figure 11 is the main devices schematic diagram of the control module 100 of each embodiment of the utility model.
The specific embodiment
Be described in further detail below in conjunction with each embodiment shown in the accompanying drawing.
The utility model proposes a kind of water temperature conditioning equipment that the independent temperature adjustment component of two covers is set, to shown in Figure 11, comprise control module 100, condenser 200, the first water temperature adjusting part 300 and the second water temperature adjusting part 400 as Fig. 1.Described two cover water temperature adjusting parts 300,400 all comprise first compressor 310, first cross valve 320, first throttle parts 330, the first evaporation bucket 340 separately and are arranged on first heat-exchange device 350 in this first evaporation bucket 340, and second compressor 410, second cross valve 420, second throttle part 430, the second evaporation bucket 440 and be arranged on second heat-exchange device 450 in this second evaporation bucket 440.Described control module 100 comprises the second cross valve relay 122 that is used to control the first cross valve relay 121 of first cross valve 320 and is used to control second cross valve 420.Four valve ports 321,322,323,324 of described first cross valve 320 are connected with first heat-exchange device 350 with the exhaust outlet 311 of condenser 200, first compressor 310, the air entry 312 of first compressor 310 respectively.Four valve ports 421,422,423,424 of described second cross valve 420 are connected with second heat-exchange device 450 with the exhaust outlet 411 of condenser 200, second compressor 410, the air entry 412 of second compressor 410 respectively.Described first throttle parts 330 are connected between first heat-exchange device 350 and the condenser 200.Described second throttle part 430 is connected between second heat-exchange device 450 and the condenser 200.Described first, second evaporation bucket 340,440 water inlet 341,441 and discharge outlet 342,442 that comprise separately.Also be provided with first water temperature probe, 123 and second water temperature probe 124 in described first, second evaporation bucket 340,440, this two water temperatures probe 123,124 is electrically connected described control module 100 respectively.Described control module 100 is according to being the temperature that two cover water temperature adjusting parts 300,400 are set respectively, control two cross valves 320,420 connected relation between the valve port separately respectively by two cross valve relays 121,122, flow in the first evaporation bucket 340 and the water temperature of the liquid in the second evaporation bucket 440 thereby regulate respectively.
Every cover water temperature adjusting part of the utility model water temperature conditioning equipment according to design temperature can be independently in each spontaneous evaporation bucket water body freeze or heat control.The utility model first embodiment is according to realizing the control of freezing of two cover water temperature adjusting parts shown in Fig. 1 arrow: when the temperature of water body in the first evaporation bucket 340 is higher than when setting value, each valve port of the first cross valve relay, 121 controls, first cross valve 320 is pressed refrigeration mode and is communicated with, the valve port 322 that promptly connects the exhaust outlet 311 of first compressor 310 is communicated with the valve port 321 that is connected condenser 200, and the valve port 323 that connects the air entry 312 of first compressor 310 is communicated with the valve port 324 that is connected first heat-exchange device 350.Thereby the high temperature refrigerant gas that first compressor 310 is discharged at first enters heat radiation in the condenser 200, behind first throttle parts 330, the cold-producing medium of low temperature liquid enters first heat-exchange device 350, thereby absorb the heat in the water body in the first evaporation bucket 350, make water temperature descend, cold-producing medium behind the absorption heat is got back in first compressor 310 by air entry 312 at last, finishes kind of refrigeration cycle.Described kind of refrigeration cycle is performed until the setting value that first water temperature that evaporates bucket interior 350 reaches the water temperature conditioning equipment.It more than is the process of refrigerastion of the first water temperature adjusting part 300.Similarly, the process of refrigerastion and the foregoing description of the second water temperature adjusting part 400 are identical, thereby realize two cooling conditions.The utility model first embodiment is according to realizing shown in Fig. 2 arrow that two cover water temperature adjusting parts all heat control: when the temperature of water body in the second evaporation bucket 440 is lower than setting value, each valve port of the second cross valve relay, 122 controls, second cross valve 420 is pressed heating mode and is communicated with, the valve port 422 that promptly connects the exhaust outlet 411 of second compressor 410 is communicated with the valve port 424 that is connected second heat-exchange device 450, connects the valve port 423 and valve port 421 connections that are connected condenser 200 of the air entry 412 of second compressor 410.Thereby the high temperature refrigerant gas that second compressor 410 is discharged at first enters in second heat-exchange device 450, thereby water body distribute heat in the second evaporation bucket 450, make water temperature rise, cold-producing medium behind the distribute heat becomes low temperature liquid and enters condenser 200 after through second throttle part 430, get back in second compressor 410 by air entry 412 at last, finish heating circulation.Describedly heat circulation and be performed until the setting value that water temperatures in the second evaporation bucket 450 reach the water temperature conditioning equipment.It more than is the process that heats of the second water temperature adjusting part 400.Similarly, the first water temperature adjusting part 300 heat process and foregoing description is identical, thereby realize two heating conditions.The utility model first embodiment is according to realizing shown in Fig. 3 arrow that two cover water temperature adjusting parts freeze respectively and heat control: when the temperature of water body in the first evaporation bucket 340 is lower than when setting value, each valve port of the first cross valve relay, 121 controls, first cross valve 320 is pressed heating mode and is communicated with, the valve port 322 that promptly connects the exhaust outlet 311 of first compressor 310 is communicated with the valve port 324 that is connected first heat-exchange device 350, connects the valve port 33 and valve port 321 connections that are connected condenser 200 of the air entry 312 of second compressor 310.Thereby the high temperature refrigerant gas that first compressor 310 is discharged at first enters in first heat-exchange device 350, thereby water body distribute heat in the first evaporation bucket 350, make water temperature rise, become low temperature liquid and enter condenser 200 behind the cold-producing medium process first throttle parts 330 behind the distribute heat, get back in first compressor 310 by air entry 312 at last, finish heating circulation.Describedly heat circulation and be performed until the setting value that water temperatures in the first evaporation bucket 350 reach the water temperature conditioning equipment.It more than is the process that heats of the first water temperature adjusting part 300.For the second water temperature adjusting part 400 when the temperature of water body in the second evaporation bucket 440 is higher than when setting value, each valve port of the second cross valve relay, 122 controls, second cross valve 420 is pressed refrigeration mode and is communicated with, the valve port 422 that promptly connects the exhaust outlet 411 of second compressor 410 is communicated with the valve port 421 that is connected condenser 200, and the valve port 423 that connects the air entry 412 of second compressor 410 is communicated with the valve port 424 that is connected second heat-exchange device 450.Thereby the high temperature refrigerant gas that second compressor 410 is discharged at first enters heat radiation in the condenser 200, behind second throttle part 430, the cold-producing medium of low temperature liquid enters first heat-exchange device 450, thereby absorb the heat in the water body in the second evaporation bucket 450, make water temperature descend, cold-producing medium behind the absorption heat is got back in second compressor 410 by air entry 412 at last, finishes kind of refrigeration cycle.Described kind of refrigeration cycle is performed until the setting value that second water temperature that evaporates bucket interior 450 reaches the water temperature conditioning equipment.Thereby realize singly heating single cooling condition.
As mentioned above, the every cover temperature adjustment component 300,400 of the utility model all disposes the compressor 310,410 of platform independent control, change the sequence of flow in each device in assembly of cold-producing medium by cross valve 320,420, thereby make every cover temperature adjustment component 300,400 implement refrigeration or to heat control the water temperature in each spontaneous evaporation bucket 310,410 individually, regulative mode to water temperature is flexible and changeable, especially for culture fishery, the utility model can be created the water body water temperature of multi-level suitable different fish and existence of other aquatic organism and life.Simultaneously, the utility model overcomes the restricted defective of the single refrigeration system applicable situation of prior art, and single the probe with the deficiency of temperature control of two evaporation buckets, and has reduced the two temperature control costs of compressor.
The utility model first embodiment is a kind of monoblock type water temperature conditioning equipment, as shown in Figure 1 to Figure 3, be that described water temperature conditioning equipment also comprises rack 500, described condenser 200, the first water temperature adjusting part 300 and the second water temperature adjusting part 400 are installed in the described rack 500.
The utility model second embodiment is exactly a kind of split type water temperature conditioning equipment, as shown in Figure 4, be that described water temperature conditioning equipment also comprises rack 500, second compressor 410 of first compressor 310, first cross valve 320, first throttle parts 330 and the second water temperature adjusting part 400 of described condenser 200, the first water temperature adjusting part 300, second cross valve 420, second throttle part 430 are installed in the described rack.The described first evaporation bucket, the 340 and second evaporation bucket 440 is installed in outside the rack 500.Split type water temperature conditioning equipment is not limited by the rack position, can regulate temperature for long-range water body.
To shown in Figure 7, the described condenser 200 of the utility model first embodiment is double loop air-cooled condensers as Fig. 5, comprise continuously doing at least one first condenser pipe 210 and at least one second condenser pipe 220 that the bending of " U " shape forms, and fan 230.The middle part straight tube of described first condenser pipe 210 is bent, and makes the pipeline center line of first condenser pipe 210 be positioned at two parallel planes.The middle part straight tube of described second condenser pipe 220 is bent, and makes the pipeline center line of second condenser pipe 220 be positioned at two parallel planes.Described two condenser pipes 210,220 middle parts intersect, and their planes, pipeline center line place separately mutually over against and parallel, make them arranged in a crossed manner.Described first condenser pipe 210 two ends 211,212 separately connect first throttle parts 330 respectively) first cross valve 320.Described second condenser pipe 220 two ends 221,222 separately connect second throttle part 430 and second cross valve 420 respectively.The condenser 200 of the utility model first embodiment comprises one first condenser pipe 210 and one second condenser pipe 220.The said structure of described condenser 200 can be used for second embodiment equally.In addition, for improving stabilization of equipment performance, described condenser 200 also comprises spare fans.
As Fig. 8 to shown in Figure 10, the utility model the 3rd embodiment propose a kind of on the condenser basis of above-mentioned first embodiment improved condenser 200.Described condenser 200 comprises two first condenser pipes 210 and two second condenser pipes 220.Described two first condenser pipes 210 pipeline center line separately is respectively on the plane that is extended to form by broken line A1B1C1D1 and broken line A2B2C2D2; Described two second condenser pipes 220 pipeline center line separately is respectively on the plane that is extended to form by broken line A3B4C3D3 and broken line A4B4C4D4.
First, second embodiment of the utility model adopts identical control module 100.As shown in figure 11, described control module 100 comprises operational module 110 and main control module 120.First display screen 111, first status indicator lamp 112 and first that described operational module 110 is included as 300 configurations of the first water temperature adjusting part are provided with button 113, and are that second display screen 114, second status indicator lamp 115 and second that the second water temperature adjusting part 400 disposes is provided with button 116.Described main control module 120 comprises the first cross valve relay 121 and the second cross valve relay 122 that is respectively applied for control two cross valves 320,420, be used to control the cooling fan relay 125 of condenser fan 230 and the spare fans relay 126 of control condenser spare fans, be respectively applied for first compressor relay 127 and second compressor relay 128 of control two compressors 310,410; Described first water temperature probe 123.
Claims (6)
- One kind be provided with two the cover independent temperature adjustment component the water temperature conditioning equipment, it is characterized in that:Comprise control module (100), condenser (200), the first water temperature adjusting part (300) and the second water temperature adjusting part (400);Described two cover water temperature adjusting parts (300,400) all comprise separately first compressor (310), first cross valve (320), first throttle parts (330), the first evaporation bucket (340) and are arranged on first heat-exchange device (350) in this first evaporation bucket (340), and second compressor (410), second cross valve (420), second throttle part (430), the second evaporation bucket (440) and be arranged on interior second heat-exchange device (450) of this second evaporation barrel (440); Described control module (100) comprises the second cross valve relay (122) that is used to control the first cross valve relay (121) of first cross valve (320) and is used to control second cross valve (420);Four valve ports (321,322,323,324) of described first cross valve (320) are connected with first heat-exchange device (350) with the exhaust outlet (311) of condenser (200), first compressor (310), the air entry (312) of first compressor (310) respectively; Four valve ports (421,422,423,424) of described second cross valve (420) are connected with second heat-exchange device (450) with the exhaust outlet (411) of condenser (200), second compressor (410), the air entry (412) of second compressor (410) respectively; Described first throttle parts (330) are connected between first heat-exchange device (350) and the condenser (200); Described second throttle part (430) is connected between second heat-exchange device (450) and the condenser (200); Described first, second evaporation bucket (340,440) comprises water inlet (341,441) and discharge outlet (342,442) separately; Also be provided with first water temperature probe (123) and second water temperature probe (124) in described first, second evaporation bucket (340,440), this two water temperatures probe (123,124) is electrically connected described control module (100) respectively;Described control module (100) is according to being the temperature that two cover water temperature adjusting parts (300,400) are set respectively, control two cross valves (320, the 420) connected relation between the valve port separately respectively by two cross valve relays (121,122), flow in the first evaporation bucket (340) and the water temperature of the liquid in the second evaporation bucket (440) thereby regulate respectively.
- 2. the water temperature conditioning equipment that the independent temperature adjustment component of two covers is set according to claim 1 is characterized in that:Described condenser (200) is the double loop air-cooled condenser, comprises continuously doing at least one first condenser pipe (210) and at least one second condenser pipe (220) that the bending of " U " shape forms, and fan (230);The middle part straight tube of described first condenser pipe (210) is bent, and makes the pipeline center line of first condenser pipe (210) be positioned at two parallel planes; The middle part straight tube of described second condenser pipe (220) is bent, and makes the pipeline center line of second condenser pipe (220) be positioned at two parallel planes; Described two condenser pipes (210,220) middle parts intersects, and their planes, pipeline center line place separately mutually over against and parallel;Described first condenser pipe (210) two ends (211,212) separately connect first throttle parts (330) and first cross valve (320) respectively; Described second condenser pipe (220) two ends (221,222) separately connect second throttle part (430) and second cross valve (420) respectively.
- 3. the water temperature conditioning equipment that the independent temperature adjustment component of two covers is set according to claim 2 is characterized in that:Described condenser (200) also comprises spare fans.
- 4. the water temperature conditioning equipment that the independent temperature adjustment component of two covers is set according to claim 1 is characterized in that:Also comprise rack (500), described condenser (200), the first water temperature adjusting part (300) and the second water temperature adjusting part (400) are installed in the described rack (500).
- 5. the water temperature conditioning equipment that the independent temperature adjustment component of two covers is set according to claim 1 is characterized in that:Also comprise rack (500), second compressor (410), second cross valve (420), second throttle part (430) of first compressor (310) of described condenser (200), the first water temperature adjusting part (300), first cross valve (320), first throttle parts (330) and the second water temperature adjusting part (400) are installed in the described rack; The described first evaporation bucket (340) and the second evaporation bucket (440) are installed in outside the rack (500).
- 6. according to claim 1 or the 3 described water temperature conditioning equipments that the independent temperature adjustment component of two covers is set, it is characterized in that:Described control module (100) comprises operational module (110) and main control module (120);First display screen (111), first status indicator lamp (112) and first that described operational module (110) is included as the configuration of the first water temperature adjusting part (300) are provided with button (113), and are that second display screen (114), second status indicator lamp (115) and second that the second water temperature adjusting part (400) disposes is provided with button (116);Described main control module (120) comprises the first cross valve relay (121) and the second cross valve relay (122) that is respectively applied for control two cross valves (320,420), be used to control the cooling fan relay (125) of condenser fan (230) and the spare fans relay (126) of control condenser spare fans, be respectively applied for first compressor relay (127) and second compressor relay (128) of control two compressors (310,410); Described first water temperature probe (123) and second water temperature probe (124) are electrically connected described main control module (120).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020171041 CN201688619U (en) | 2010-04-20 | 2010-04-20 | Water temperature regulating equipment provided with two sets of independent temperature regulating components |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020171041 CN201688619U (en) | 2010-04-20 | 2010-04-20 | Water temperature regulating equipment provided with two sets of independent temperature regulating components |
Publications (1)
| Publication Number | Publication Date |
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| CN201688619U true CN201688619U (en) | 2010-12-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020171041 Expired - Lifetime CN201688619U (en) | 2010-04-20 | 2010-04-20 | Water temperature regulating equipment provided with two sets of independent temperature regulating components |
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| Country | Link |
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| CN (1) | CN201688619U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102734973A (en) * | 2011-04-06 | 2012-10-17 | 李新利 | Special dual-temperature high efficiency water source heat pump unit for capillary radiation air conditioning system |
| CN102734878A (en) * | 2011-04-06 | 2012-10-17 | 李新利 | High-efficiency dual-temperature air source heat pump assembly dedicated to capillary radiation air-conditioning system |
| CN105758032A (en) * | 2016-04-25 | 2016-07-13 | 张家港市华昌新材料科技有限公司 | Ethylene glycol refrigerating unit energy conservation method |
| CN110887310A (en) * | 2019-10-17 | 2020-03-17 | 安徽普利仪器仪表科技有限公司 | Ultra-low temperature all-in-one machine |
-
2010
- 2010-04-20 CN CN 201020171041 patent/CN201688619U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102734973A (en) * | 2011-04-06 | 2012-10-17 | 李新利 | Special dual-temperature high efficiency water source heat pump unit for capillary radiation air conditioning system |
| CN102734878A (en) * | 2011-04-06 | 2012-10-17 | 李新利 | High-efficiency dual-temperature air source heat pump assembly dedicated to capillary radiation air-conditioning system |
| CN105758032A (en) * | 2016-04-25 | 2016-07-13 | 张家港市华昌新材料科技有限公司 | Ethylene glycol refrigerating unit energy conservation method |
| CN110887310A (en) * | 2019-10-17 | 2020-03-17 | 安徽普利仪器仪表科技有限公司 | Ultra-low temperature all-in-one machine |
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Granted publication date: 20101229 |