CN205505515U - Cold storage refrigeration system - Google Patents
Cold storage refrigeration system Download PDFInfo
- Publication number
- CN205505515U CN205505515U CN201520934560.4U CN201520934560U CN205505515U CN 205505515 U CN205505515 U CN 205505515U CN 201520934560 U CN201520934560 U CN 201520934560U CN 205505515 U CN205505515 U CN 205505515U
- Authority
- CN
- China
- Prior art keywords
- equipment
- cold storage
- freezer
- connecting line
- refrigeration unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The embodiment of the utility model discloses cold storage refrigeration system. This cold storage refrigeration system includes outdoor evaporation cooling equipment (15), refrigerating unit (1), first heat exchanger and a plurality of freezer evaporation equipment (2), outdoor evaporation cooling equipment (15) and refrigerating unit (1) form refrigeration cycle, the refrigerant is condensation and evaporation cooling in outdoor evaporation cooling equipment (15) in refrigerating unit (1), a plurality of freezer evaporation equipment (2) form indirect refrigerating plant through heat exchange line with first heat exchanger, indirect refrigerating plant embeds there is the secondary refrigerant, the secondary refrigerant that is located first heat exchanger carries out the heat transfer cooling at refrigerating unit (1) with the refrigerant. According to the utility model discloses a cold storage refrigeration system can effectively improve the security performance of refrigerating unit during operation.
Description
Technical field
This utility model relates to refrigeration technology field, particularly relates to a kind of cold storage refrigerating system.
Background technology
In prior art, being directly entered condenser from the high temperature refrigerant of compressor discharge and carry out condensing heat release, heat is directly discharged in air, and the heat for condenser release does not fully utilize, and causes energy dissipation, and capacity usage ratio is relatively low.During work, in storehouse, once there is leakage problem, it will cause serious security incident so that the security performance of refrigeration unit is relatively low in cold-producing medium.
Utility model content
This utility model embodiment provides a kind of cold storage refrigerating system, can be effectively improved security performance during refrigeration unit work.
In order to solve the problems referred to above, this utility model embodiment discloses a kind of cold storage refrigerating system, including outdoor evaporative cooling equipment, refrigeration unit, First Heat Exchanger and multiple freezer evaporation equipment, outdoor evaporative cooling equipment and refrigeration unit form kind of refrigeration cycle, cold-producing medium condenses and evaporative cooling in outdoor evaporative cooling equipment in refrigeration unit, multiple freezer evaporation equipments form indirect refrigerating apparatus by heat exchanging pipe with First Heat Exchanger, indirect refrigerating apparatus is built-in with refrigerating medium, the refrigerating medium being positioned at First Heat Exchanger carries out heat exchange cooling in refrigeration unit with cold-producing medium.
Preferably, the outlet of First Heat Exchanger is provided with the first water collecting and diversifying device, first water collecting and diversifying device is connected one to one by the import of multiple first connecting lines with multiple freezer evaporation equipments, and each first connecting line between the first water collecting and diversifying device and freezer evaporation equipment is provided with the first control valve.
Preferably, indirect refrigerating apparatus also includes heat collector, the condensation heat radiation of heat collector absorption refrigeration unit, it is provided with the second water collecting and diversifying device between heat collector and multiple freezer evaporation equipment, second water collecting and diversifying device is connected one to one by the import of multiple 4th connecting lines with multiple freezer evaporation equipments, and each 4th connecting line between the second water collecting and diversifying device and freezer evaporation equipment is provided with the 5th control valve.
Preferably, the outlet of freezer evaporation equipment is connected to heat collector by the second connecting line, and the second connecting line is provided with the second control valve, and the second connecting line is provided with the first hydraulic pump, and the first hydraulic pressure delivery side of pump is connected to heat collector.
Preferably, the first hydraulic pressure delivery side of pump connects the 3rd connecting line, and the 3rd connecting line is back to freezer evaporation equipment after lowering the temperature with refrigeration unit heat exchange, and the 3rd connecting line is provided with the 3rd control valve.
Preferably, cold storage refrigerating system also includes constant pressure water tank, and constant pressure water tank is respectively connecting to the first connecting line and the 3rd connecting line, is provided with the 4th control valve between constant pressure water tank and the first connecting line.
Preferably, outdoor evaporative cooling equipment is provided with water pipe.
Preferably, outdoor evaporative cooling equipment is provided with blowoff line.
This utility model has the advantages that
Cold storage refrigerating system of the present utility model, refrigeration unit is during freezing, carry out condensing heat release by the condenser within unit, by the outdoor evaporative cooling equipment being arranged on outside unit, the cold-producing medium flowing through this equipment is cooled, then heat exchange is carried out by the refrigerating medium in the First Heat Exchanger of refrigeration unit and indirect refrigerating apparatus, thus reduce the refrigerant temperature in indirect refrigerating apparatus, make the refrigerating medium entering in freezer can carry out heat exchange by freezer evaporation equipment and freezer, it is achieved the refrigeration to freezer.Owing to the cold-producing medium of refrigeration unit only runs in refrigeration unit, the heat exchange of freezer is to be carried out by refrigerating medium, refrigerating medium can make refrigeration unit be gathered in less scope, it is easy to the manufacture of whole device, installation, operational management, improve refrigerating efficiency, cold is sent at a distance simultaneously, the most also will reduce the filling quantity of refrigerant system cold-producing medium and reduce the probability of cold-producing medium leakage, therefore cold-producing medium can be avoided to enter freezer and cause potential safety hazard, be effectively improved safety and reliability during refrigeration unit work.
Accompanying drawing explanation
By reading the detailed description of hereafter preferred implementation, various other advantage and benefit those of ordinary skill in the art be will be clear from understanding.Accompanying drawing is only used for illustrating the purpose of preferred implementation, and is not considered as restriction of the present utility model.And in whole accompanying drawing, it is denoted by the same reference numerals identical parts.In the accompanying drawings:
Fig. 1 is the structure principle chart of cold storage refrigerating system of the present utility model.
Description of reference numerals: 1, refrigeration unit；2, freezer evaporation equipment；3, heat collector；4, the first connecting line；5, the first control valve；6, the second connecting line；7, the second control valve；8, the first hydraulic pump；9, the 3rd connecting line；10, the 3rd control valve；11, constant pressure water tank；12, the 4th control valve；13, the 4th connecting line；14, the 5th control valve；15, outdoor evaporative cooling equipment；16, supply case；17, water pipe；18, blowoff line.
Detailed description of the invention
Below with reference to accompanying drawing and describe this utility model in detail in conjunction with the embodiments.It should be noted that in the case of not conflicting, the embodiment in this utility model and the feature in embodiment can be mutually combined.
Shown in Figure 1, this utility model provides a kind of cold storage refrigerating system, outdoor evaporative cooling equipment 15, refrigeration unit 1, First Heat Exchanger and multiple freezer evaporation equipment 2, outdoor evaporative cooling equipment 15 and refrigeration unit 1 form kind of refrigeration cycle, cold-producing medium condenses and evaporative cooling in outdoor evaporative cooling equipment 15 in refrigeration unit 1, multiple freezer evaporation equipments 2 form indirect refrigerating apparatus by heat exchanging pipe with First Heat Exchanger, indirect refrigerating apparatus is built-in with refrigerating medium, the refrigerating medium being positioned at First Heat Exchanger carries out heat exchange cooling at refrigeration unit 1 and cold-producing medium.
Cold storage refrigerating system of the present utility model, refrigeration unit is during freezing, carry out condensing heat release by the condenser within unit, by the outdoor evaporative cooling equipment being arranged on outside unit, the cold-producing medium flowing through this equipment is cooled, then heat exchange is carried out by the refrigerating medium in the First Heat Exchanger of refrigeration unit and indirect refrigerating apparatus, thus reduce the refrigerant temperature in indirect refrigerating apparatus, make the refrigerating medium entering in freezer can carry out heat exchange by freezer evaporation equipment and freezer, it is achieved the refrigeration to freezer.Owing to the cold-producing medium of refrigeration unit only runs in refrigeration unit, the heat exchange of freezer is to be carried out by refrigerating medium, refrigerating medium can make refrigeration unit be gathered in less scope, it is easy to the manufacture of whole device, installation, operational management, improve refrigerating efficiency, cold is sent at a distance simultaneously, the most also will reduce the filling quantity of refrigerant system cold-producing medium and reduce the probability of cold-producing medium leakage, therefore cold-producing medium can be avoided to enter freezer and cause potential safety hazard, be effectively improved safety and reliability during refrigeration unit work.
The outlet of First Heat Exchanger is provided with the first water collecting and diversifying device, first water collecting and diversifying device is connected one to one by the import of multiple first connecting lines 4 with multiple freezer evaporation equipments 2, and each first connecting line 4 between the first water collecting and diversifying device and freezer evaporation equipment 2 is provided with the first control valve 5.
Indirect refrigerating apparatus also includes heat collector 3, the condensation heat radiation of heat collector 3 absorption refrigeration unit 1, the condensation heat radiation that can utilize refrigeration unit 1 carries out defrosting defrost process to freezer evaporation equipment 2, therefore the condensation waste heat of refrigeration unit can be made full use of, improve the utilization rate of the energy, reduce defrosting cost.It is provided with the second water collecting and diversifying device between heat collector 3 and multiple freezer evaporation equipment 2, second water collecting and diversifying device is connected one to one by the import of multiple 4th connecting lines 13 with multiple freezer evaporation equipments 2, and each 4th connecting line 13 between the second water collecting and diversifying device and freezer evaporation equipment 2 is provided with the 5th control valve 14.
Heat collector 3 can play the effect of storage heat transferring medium herein, when without freezer evaporation equipment 2 is carried out heat exchange defrost, can be stored in changing refrigerating medium in heat collector 3, and remain in the temperature of refrigerating medium in heat collector 3, when needs carry out heat exchange defrost to freezer evaporation equipment 2, the 5th control valve 14 can also be opened, make refrigerating medium directly flow to freezer evaporation equipment 2 at heat collector 3 and carry out defrost.
In addition, heat collector 3 is connected with outdoor evaporative cooling equipment 15, so that refrigerating medium forms circulation, when refrigerating medium temperature deficiency at heat collector 3, refrigerating medium in heat collector 3 can be made to flow to outdoor evaporative cooling equipment 15, after the cooling of outdoor evaporative cooling equipment 15, heat exchange is carried out with refrigeration unit 1, make refrigerating medium can be drawn into enough heats at freezer evaporation equipment 2, thus make full use of the heat of freezer evaporation equipment 2 release, improve energy utilization rate.
When refrigeration unit 1 works, if freezer evaporation equipment 2 all works, without carrying out defrost, then the 4th connecting line 13 between the import of heat collector 3 and multiple freezer evaporation equipment 2 is disconnected by the 5th control valve 14, the refrigerating medium avoiding the temperature inside heat collector 3 higher enters in freezer evaporation equipment 2, adversely affects the refrigeration of freezer evaporation equipment 2.During the freezer evaporation equipment 2 of defrost if necessary, then the first control valve 5 on the first connecting line 4 between the first minute counter and this freezer evaporation equipment 2 is disconnected, refrigerating medium after refrigeration unit 1 heat exchange is lowered the temperature is evaporated in no longer entering into this freezer evaporation equipment 2, now can open the 5th control valve 14 on the 4th connecting line 13 being connected with this freezer evaporation equipment 2, the refrigerating medium that the temperature in heat collector 3 is higher is made to carry out defrost in can entering into this freezer evaporation equipment 2, when defrost completes, just can continue to recover original refrigerating state.By this kind of mode, it is not necessary to shut down, it becomes possible to easily freezer evaporation equipment 2 being carried out heat exchange defrosting, work efficiency is higher, and the heat reclaimed in taking full advantage of heat collector 3, energy utilization efficiency is higher.
The outlet of freezer evaporation equipment 2 is connected to heat collector 3 by the second connecting line 6, and the second connecting line 6 is provided with the second control valve 7, and the second connecting line 6 is provided with the first hydraulic pump 8, and the outlet of the first hydraulic pump 8 is connected to heat collector 3.First hydraulic pump 8 can be that the flowing of refrigerating medium provides power so that refrigerating medium successfully can flow to freezer evaporation equipment 2 through refrigeration unit 1 and carry out heat exchange, then flows out from freezer evaporation equipment 2, and is collected in entering eventually into heat collector 3 processing.
The outlet of the first hydraulic pump 8 connects the 3rd connecting line 9, and the refrigerating medium in the 3rd connecting line 9 is back to freezer evaporation equipment 2 through the refrigerant heat exchanger in refrigeration unit 1 after lowering the temperature, and continues freezer is carried out cooling refrigeration.It is provided with the 3rd control valve 10 on 3rd connecting line 9, refrigerating medium can be controlled and whether flow through refrigeration unit 1 and carry out heat exchange so that the work of cold storage refrigerating system is more flexible.
When control valve on pipeline between the first hydraulic pump 8 and heat collector 3 disconnects, the refrigerating medium now flowed out through the first hydraulic pump 8 the most directly flows back to heat collector 3, but first with enter the cold-producing medium in refrigeration unit 1 from outdoor evaporative cooling equipment 15 and carry out the sufficiently exothermic cooling of heat exchange, the temperature making refrigerating medium is fully reduced, the most again it is delivered to freezer evaporation equipment 2, forms the circularly cooling to freezer.
Cold storage refrigerating system also includes that constant pressure water tank 11, constant pressure water tank 11 are respectively connecting to the first connecting line 4 and the 3rd connecting line 9, is provided with the 4th control valve 12 between constant pressure water tank 11 and the first connecting line 4.Constant pressure water tank 11 can be that cold storage refrigerating system provides stable hydraulic pressure, and supplements sufficient heat-exchanging water for cold storage refrigerating system in time, it is ensured that the reliable and stable operation of cold storage refrigerating system.
It is provided with water pipe 17 on outdoor evaporative cooling equipment 15.
It is provided with blowoff line 18 on outdoor evaporative cooling equipment 15.
This refrigeration unit for example, low temperature Screw chiller.
It is provided with water pipe 17 on outdoor evaporative cooling equipment 15, outdoor evaporative cooling equipment 15 can be carried out moisturizing.
It is provided with blowoff line 18 on outdoor evaporative cooling equipment 15, can foreign material at discharge chamber evaporative cooling equipment 15 outward in time.
It is connected on the pipeline of refrigeration unit 1 be additionally provided with supply case 16 at outdoor evaporative cooling equipment 15, supply case 16 is built-in with cold-producing medium, the cold-producing medium in kind of refrigeration cycle can be supplemented as required, it is ensured that cold-producing medium has enough flows, thus ensures the refrigeration of kind of refrigeration cycle.Preferably, supply case 16 is two, and is arranged in parallel, and the import and export at two supply casees 16 are provided with control valve, can control effectively the work of supply case 16, it is possible to fully ensure that the flow of kind of refrigeration cycle inner refrigerant is sufficient.Cold-producing medium for example, R404a or R22.
Last it is noted that above example is only in order to illustrate the technical solution of the utility model, it is not intended to limit；Although this utility model being described in detail with reference to previous embodiment, it will be understood by those within the art that: the technical scheme described in foregoing embodiments still can be modified by it, or wherein portion of techniques feature is carried out equivalent；And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of this utility model each embodiment technical scheme.
Claims (8)
1. a cold storage refrigerating system, it is characterised in that include outdoor evaporative cooling equipment (15), refrigeration machine
Group (1), First Heat Exchanger and multiple freezer evaporation equipment (2), described outdoor evaporative cooling equipment (15)
Forming kind of refrigeration cycle with refrigeration unit (1), cold-producing medium condenses and described in described refrigeration unit (1)
Outdoor evaporative cooling equipment (15) interior evaporative cooling, the plurality of freezer evaporation equipment (2) passes through heat exchanger tube
Road forms indirect refrigerating apparatus with described First Heat Exchanger, and described indirect refrigerating apparatus is built-in with refrigerating medium, position
Refrigerating medium in described First Heat Exchanger carries out heat exchange fall with described cold-producing medium in described refrigeration unit (1)
Temperature.
Cold storage refrigerating system the most according to claim 1, it is characterised in that described First Heat Exchanger
Outlet is provided with the first water collecting and diversifying device, and described first water collecting and diversifying device passes through multiple first connecting lines (4) and institute
The import stating multiple freezer evaporation equipment (2) connects one to one, described first water collecting and diversifying device and described freezer
It is provided with the first control valve (5) on each first connecting line (4) between evaporation equipment (2).
Cold storage refrigerating system the most according to claim 2, it is characterised in that described indirect refrigerating apparatus
Also include that heat collector (3), described heat collector (3) absorb the condensation heat radiation of described refrigeration unit (1), institute
State and be provided with the second water collecting and diversifying device between heat collector (3) and the plurality of freezer evaporation equipment (2), described
Second water collecting and diversifying device is entered by multiple 4th connecting lines (13) and the plurality of freezer evaporation equipment (2)
Mouth connects one to one, and each 4th between described second water collecting and diversifying device and described freezer evaporation equipment (2) is even
It is provided with the 5th control valve (14) in adapter road (13).
Cold storage refrigerating system the most according to claim 3, it is characterised in that described freezer evaporation equipment
(2) outlet is connected to described heat collector (3), described second connecting tube by the second connecting line (6)
It is provided with the second control valve (7) on road (6), described second connecting line (6) is provided with the first hydraulic pressure
Pump (8), the outlet of described first hydraulic pump (8) is connected to described heat collector (3).
Cold storage refrigerating system the most according to claim 4, it is characterised in that described first hydraulic pump (8)
Outlet connect and have the 3rd connecting line (9), described 3rd connecting line (9) and described refrigeration unit (1)
It is back to described freezer evaporation equipment (2) after heat exchange cooling, described 3rd connecting line (9) is provided with the
Three control valves (10).
Cold storage refrigerating system the most according to claim 5, it is characterised in that described cold storage refrigerating system
Also include that constant pressure water tank (11), described constant pressure water tank (11) are respectively connecting to described first connecting line (4)
With described 3rd connecting line (9), between described constant pressure water tank (11) and described first connecting line (4)
It is provided with the 4th control valve (12).
Cold storage refrigerating system the most according to claim 6, it is characterised in that described outdoor evaporation cooling
Water pipe (17) it is provided with on equipment (15).
Cold storage refrigerating system the most according to claim 6, it is characterised in that described outdoor evaporation cooling
Blowoff line (18) it is provided with on equipment (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520934560.4U CN205505515U (en) | 2015-11-20 | 2015-11-20 | Cold storage refrigeration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520934560.4U CN205505515U (en) | 2015-11-20 | 2015-11-20 | Cold storage refrigeration system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205505515U true CN205505515U (en) | 2016-08-24 |
Family
ID=56721257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520934560.4U Expired - Fee Related CN205505515U (en) | 2015-11-20 | 2015-11-20 | Cold storage refrigeration system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205505515U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110145899A (en) * | 2018-02-13 | 2019-08-20 | 中国中元国际工程有限公司 | Return the refrigerating method for returning liquid distribution method and multi-temperature zone refrigeration storage system of liquid distributor |
| CN110145918A (en) * | 2018-02-13 | 2019-08-20 | 中国中元国际工程有限公司 | A kind of cooling supply distributor and its application |
-
2015
- 2015-11-20 CN CN201520934560.4U patent/CN205505515U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110145899A (en) * | 2018-02-13 | 2019-08-20 | 中国中元国际工程有限公司 | Return the refrigerating method for returning liquid distribution method and multi-temperature zone refrigeration storage system of liquid distributor |
| CN110145918A (en) * | 2018-02-13 | 2019-08-20 | 中国中元国际工程有限公司 | A kind of cooling supply distributor and its application |
| CN110145918B (en) * | 2018-02-13 | 2021-03-30 | 中国中元国际工程有限公司 | Cold supply distributor and application thereof |
| CN110145899B (en) * | 2018-02-13 | 2021-03-30 | 中国中元国际工程有限公司 | Liquid return distribution method of liquid return distributor and refrigeration method of multi-temperature-zone refrigeration house system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201344736Y (en) | Novel energy saving liquid cooling system | |
| CN104236164B (en) | Ultra-high temperature cascade water source heat pump system | |
| CN118066737A (en) | Split type heat-taking heat pump system and heat-taking box | |
| CN103900184A (en) | Water cooling medium three-pipe refrigerating and heating air-conditioning system | |
| CN108679871A (en) | A kind of tube-sheet type Frostless air-source heat pump system | |
| CN205316778U (en) | Cold storage refrigeration system | |
| CN102445098A (en) | Hot superconductor water source heat exchanger | |
| CN203274348U (en) | Ultralow-temperature double-loop heat pump air-conditioning hot water machine | |
| CN205505515U (en) | Cold storage refrigeration system | |
| CN105066519A (en) | Dry-type evaporator and refrigeration system provided with dry-type evaporator | |
| CN205332641U (en) | Freezer heat recovery is towards white system | |
| CN103629858A (en) | Direct-evaporation-type mine air return source heat pump system with spray dedusting function | |
| DK2318783T3 (en) | REVERSIBLE SYSTEM FOR RECOVERY OF HEAT ENERGY BY SAMPLING AND TRANSFER OF HEAT ENERGY FROM ONE OR MORE MEDIA IN ONE OR MORE OTHER SUCH MEDIA | |
| CN103940009B (en) | Air source heat pump air-conditioning system capable of providing domestic hot water | |
| CN205351868U (en) | Cold storage refrigeration system | |
| CN203744591U (en) | Improved evaporative cooling type water chilling unit | |
| CN207797285U (en) | A kind of emergent refrigeration system of data center | |
| CN203036787U (en) | Air source heat pump air conditioning system capable of supplying domestic hot water | |
| CN107101412B (en) | Heat pump unit with sewage as direct cold and heat source | |
| CN205119544U (en) | Cold storage refrigeration system | |
| CN205156454U (en) | Freezer heat recovery is towards white system | |
| CN203518091U (en) | Efficient energy-saving water-cooled module set | |
| CN208547139U (en) | A kind of tube-sheet type Frostless air-source heat pump system | |
| CN208720573U (en) | A kind of finned evaporator | |
| CN208567190U (en) | The efficiently especially big cooling capacity series connection water cooler of energy source station |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160824 Termination date: 20201120 |