CN203940677U - Freezer evaporimeter automatic defrosting system - Google Patents
Freezer evaporimeter automatic defrosting system Download PDFInfo
- Publication number
- CN203940677U CN203940677U CN201420329640.2U CN201420329640U CN203940677U CN 203940677 U CN203940677 U CN 203940677U CN 201420329640 U CN201420329640 U CN 201420329640U CN 203940677 U CN203940677 U CN 203940677U
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- CN
- China
- Prior art keywords
- evaporimeter
- freezer
- automatic defrosting
- defrosting system
- gas
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- 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
- 238000010257 thawing Methods 0.000 title claims abstract description 47
- 238000005057 refrigeration Methods 0.000 claims abstract description 37
- 239000003507 refrigerant Substances 0.000 claims abstract description 29
- 239000007788 liquid Substances 0.000 claims abstract description 26
- 230000000712 assembly Effects 0.000 claims abstract description 22
- 238000000429 assembly Methods 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
- 238000001704 evaporation Methods 0.000 claims description 7
- 230000008020 evaporation Effects 0.000 claims description 7
- 230000000694 effects Effects 0.000 description 6
- 238000012545 processing Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000001112 coagulating effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Landscapes
- Removal Of Water From Condensation And Defrosting (AREA)
Abstract
The utility model discloses freezer evaporimeter automatic defrosting system, comprise the gas-liquid separator, refrigeration compressor and at least one evaporimeter that by refrigerant tubing, connect successively and form closed circuit, described evaporimeter forms evaporator assemblies, the shunt conduit that is provided with refrigeration compressor and gas-liquid separator described in direct conducting between the head end place of described evaporator assemblies and gas-liquid separator, arranges high temperature hot gas conveyance conduit between the evaporimeter of head end in described refrigeration compressor and described evaporator assemblies.Freezer evaporimeter automatic defrosting system of the present utility model is simple in structure, can automatic defrosting and Defrost mode simple and efficient, significantly reduce labour intensity, effectively reduce costs, energy-saving and emission-reduction.
Description
Technical field
The utility model relates to a kind of defrost system, particularly relates to a kind of freezer evaporimeter automatic defrosting system.
Background technology
The refrigeration plant system of tradition freezer, its evaporimeter is due to long refrigeration, can solidifying frost on evaporimeter or freeze, the solidifying frost of evaporimeter or freeze after, because the thermal conductivity of frost layer is low, formed thermal resistance, thereby reduced heat exchange efficiency, affect the refrigeration of evaporimeter; Therefore freezer can regularly clear out goods, and refrigeration evaporator system is defrosted.And the defrosting of traditional freezer generally need to be swept frost or water punching defrosting manually, whole defrost process high cost, not only to clear up freezer, also wasted the time, so general freezer needs just can once defrost for a long time, the refrigerating efficiency of refrigeration system is reduced greatly, consume energy very serious.
Summary of the invention
The utility model completes in order to solve deficiency of the prior art, that the purpose of this utility model is to provide is simple in structure, can automatic defrosting and Defrost mode simple and efficient, significantly reduce labour intensity, effectively reduce costs, the freezer evaporimeter automatic defrosting system of energy-saving and emission-reduction.
Freezer evaporimeter automatic defrosting system of the present utility model, comprise the gas-liquid separator, refrigeration compressor and at least one evaporimeter that by refrigerant tubing, connect successively and form closed circuit, described evaporimeter forms evaporator assemblies, the shunt conduit that is provided with refrigeration compressor and gas-liquid separator described in direct conducting between the head end place of described evaporator assemblies and gas-liquid separator, arranges high temperature hot gas conveyance conduit between the evaporimeter of head end in described refrigeration compressor and described evaporator assemblies.
Freezer evaporimeter automatic defrosting system of the present utility model can also be:
Described separating pipe and described refrigerant tubing intersection are provided with a minute manifold solenoid valve, on described high temperature hot gas conveyance conduit, are provided with high temperature hot gas magnetic valve.
On refrigerant tubing between described refrigeration compressor and described evaporimeter, be provided with choke valve, between described evaporimeter and described gas-liquid separator, be provided with cold-producing medium magnetic valve.
Described each evaporimeter below is provided with the overboard harvester of the condensed water of drippage when collecting defrosting.
Described overboard harvester includes spill water-accepting board, water conservancy diversion frid and collects downpipe, and described spill water-accepting board is positioned under described evaporimeter, and described water conservancy diversion frid is arranged at described spill water-accepting board edge and described collection downpipe top.
Described collection downpipe top is infundibulate, and the bottom of described water conservancy diversion frid is stretched in the funnel shaped top of described collection downpipe.
Described evaporator assemblies comprises at least two evaporimeters.
Described each evaporimeter forms by the heat exchange evaporation comb of arranging.
Described evaporator assemblies comprises at least two evaporimeters.
Described each evaporimeter forms by the heat exchange evaporation comb of arranging.
Freezer evaporimeter automatic defrosting system of the present utility model, comprise the gas-liquid separator, refrigeration compressor and at least one evaporimeter that by refrigerant tubing, connect successively and form closed circuit, described evaporimeter forms evaporator assemblies, the shunt conduit that is provided with refrigeration compressor and gas-liquid separator described in direct conducting between the head end place of described evaporator assemblies and gas-liquid separator, arranges high temperature hot gas conveyance conduit between the evaporimeter of head end in described refrigeration compressor and described evaporator assemblies.Like this, when needs are during to freezer refrigerating, refrigerant compression mechanism cold is also delivered in the evaporator assemblies of at least one evaporimeter composition by cold by refrigerant tubing, evaporimeter is by cold-producing medium evaporation and heat-exchange, released cold quantity, evaporimeter evaporates cold-producing medium simultaneously, cold-producing medium is delivered to gas-liquid separator by refrigerant tubing afterwards, refrigerant gas after separation again enters refrigeration compressor and compresses and produce high temperature hot gas, low-temperature refrigerant after compression is circulated to evaporimeter after again entering refrigerant tubing, evaporimeter acts on again, cold is delivered in freezer, when needs automatic defrosting system is opened, close refrigerant tubing in refrigeration compressor and the path between evaporimeter, open the path of shunt conduit, make low-temperature refrigerant directly from split channel, by refrigeration compressor, directly be delivered in gas-liquid separator, and unlatching high temperature hot gas conveyance conduit, make refrigeration compressor outwards export high temperature hot gas, high temperature hot gas is transported in evaporimeter by high temperature hot gas conveyance conduit, to the evaporimeter processing that defrosts.Like this can be often automatically to the evaporimeter processing that defrosts, evaporimeter can not coagulate frost or freeze.Therefore can not affect the refrigeration of evaporimeter, and need not regularly freezer goods be gone out to laggard clearly pedestrian's work defrosting, defrosting cost is low, defrosting efficiency is high, and greatly reduce labour intensity, use mechano-electronic means to defrost, reduce freezer operation and maintenance cost, meet energy-saving and emission-reduction requirement.
Accompanying drawing explanation
Fig. 1 the utility model freezer evaporimeter automatic defrosting system embodiment schematic diagram.
The overboard gathering-device schematic diagram of Fig. 2 the utility model freezer evaporimeter automatic defrosting system.
Figure number explanation
1 ... refrigerant tubing 2 ... refrigeration compressor 3 ... evaporimeter
4 ... gas-liquid separator 5 ... shunt conduit 6 ... divide manifold solenoid valve
7 ... high temperature hot gas conveyance conduit 8 ... choke valve 9 ... cold-producing medium magnetic valve
10 ... high temperature hot gas magnetic valve 11 ... overboard gathering-device 12 ... water-accepting board
13 ... water conservancy diversion frid 14 ... collect downpipe
The specific embodiment
Fig. 1 to Fig. 2 below in conjunction with accompanying drawing is described in further detail freezer evaporimeter automatic defrosting system of the present utility model.
Freezer evaporimeter automatic defrosting system of the present utility model, please refer to Fig. 1 to Fig. 2, comprise the gas-liquid separator 4, refrigeration compressor 2 and at least one evaporimeter 3 that by refrigerant tubing 1, connect successively and form closed circuit, described evaporimeter 3 forms evaporator assemblies, the shunt conduit 5 that is provided with refrigeration compressor 2 and gas-liquid separator 4 described in direct conducting between the head end place of described evaporator assemblies and gas-liquid separator 4, arranges high temperature hot gas conveyance conduit 7 between the evaporimeter 3 of head end in described refrigeration compressor 2 and described evaporator assemblies.Like this, when needs are during to freezer refrigerating, refrigeration compressor 2 refrigeration are also delivered in the evaporator assemblies of at least one evaporimeter 3 composition by cold by refrigerant tubing 1, evaporimeter 3 is by cold-producing medium evaporation and heat-exchange, released cold quantity, evaporimeter 3 evaporates cold-producing medium simultaneously, cold-producing medium is delivered to gas-liquid separator 4 by refrigerant tubing 1 afterwards, refrigerant gas after separation again enters refrigeration compressor 2 and produces high temperature hot gas, , low-temperature refrigerant after compression is circulated to evaporimeter 3 after again entering refrigerant tubing 1, evaporimeter 3 acts on again, cold is delivered in freezer, when needs automatic defrosting system is opened, close refrigerant tubing 1 in refrigeration compressor 2 and the path between evaporimeter 3, open the path of shunt conduit 5, low-temperature refrigerant is directly directly delivered in gas-liquid separator 4 by refrigeration compressor 2 from split channel, and unlatching high temperature hot gas conveyance conduit 7, make outwards output high temperature hot gas of refrigeration compressor 2, high temperature hot gas is transported in evaporimeter 3 by high temperature hot gas conveyance conduit 7, to evaporimeter 3 processing that defrosts.Like this can be often automatically to evaporimeter 3 processing that defrosts, evaporimeter 3 can not coagulate frost or freeze.Therefore can not affect the refrigeration of evaporimeter 3, and need not regularly freezer goods be gone out to laggard clearly pedestrian's work defrosting, defrosting cost is low, defrosting efficiency is high, and greatly reduce labour intensity, use mechano-electronic means to defrost, reduce freezer operation and maintenance cost, meet energy-saving and emission-reduction requirement.
Freezer evaporimeter automatic defrosting system of the present utility model, please refer to Fig. 1 to Fig. 2, on the basis of previously described technical scheme, can also be: described separating pipe and described refrigerant tubing 1 intersection are provided with minute manifold solenoid valve 6, on described high temperature hot gas conveyance conduit 7, are provided with high temperature hot gas magnetic valve 10.Divide like this manifold solenoid valve 6 to flow through and enter gas-liquid separator 4 after evaporimeter 3 or do not flow through evaporimeter 3 and directly from split channel, directly enter gas-liquid separator 4 for controlling cold-producing medium.While being conveniently controlled at automatic defrosting, low-temperature refrigerant is flowed through evaporimeter 3 and is affected defrosting effect.And the effect of high temperature hot gas magnetic valve 10 is break-makes of controlling high temperature hot gas conveyance conduit 7.Make it in evaporimeter 3 automatic defrostings, keep high temperature hot gas conveyance conduit 7 unobstructed, make the high temperature hot gas evaporimeter 3 of flowing through carry out automatic defrosting, when evaporimeter 3 is in freezer when released cold quantity, keep high temperature hot gas transfer passage to close, avoid high temperature hot gas to enter evaporimeter 3 and affect evaporimeter 3 refrigerating efficiencies.Further preferred technical scheme is to be provided with choke valve 8 on the refrigerant tubing 1 between described refrigeration compressor 2 and described evaporimeter 3, between described evaporimeter 3 and described gas-liquid separator 4, is provided with cold-producing medium magnetic valve 9.Choke valve 8 effect is to control to enter that the amount of the cold-producing medium in evaporimeter 3 or separating pipe is many or amount is few.And the effect of cold-producing medium magnetic valve 9 be control the refrigerant amount of the cold-producing medium conveying between evaporimeter 3 and gas-liquid separator 4 number.
Freezer evaporimeter automatic defrosting system of the present utility model, please refer to Fig. 1 to Fig. 2, on the basis of previously described technical scheme, can also be: described each evaporimeter 3 below are provided with for collecting the overboard harvester of the condensed water of when defrosting drippage.The effect of overboard gathering-device 11 is by evaporimeter 3 condensation water collection in evaporimeter 3 outsides in automatic defrosting process, avoids these condensing drips to drop on goods, thereby affects packing and the kinds of goods preservation quality of kinds of goods.Concrete described overboard harvester includes spill water-accepting board 12, water conservancy diversion frid 13 and collects downpipe 14, described spill water-accepting board 12 is positioned under described evaporimeter 3, and described water conservancy diversion frid 13 is arranged at described spill water-accepting board 12 edges and described collection downpipe 14 tops.Like this, on evaporimeter 3, coagulating the condensing drip drops on spill water-accepting board 12, water is assembled at spill place gradually, after gathering and having expired, from water conservancy diversion frid 13 guiding with spill water-accepting board 12 edges are set, flow out to and collect downpipe 14 and collect, the condensed water that can effectively avoid evaporimeter 3 outsides is drippage and drench kinds of goods arbitrarily.Certainly can also be the overboard gathering-device 11 of other structures, so long as can get up to avoid it to be dropped on kinds of goods the condensation water collection outside evaporimeter 3.Further preferred technical scheme is that described collection downpipe 14 tops are infundibulate, and the bottom of described water conservancy diversion frid 13 is stretched in the funnel shaped top of described collection downpipe 14.The top of collecting downpipe 14 is the centralized collection that infundibulate is conducive to condensed water.Can all be arranged on the top position of collecting downpipe 14 by a plurality of water conservancy diversion frids 13, only direction is slightly variant.
Freezer evaporimeter automatic defrosting system of the present utility model, please refer to Fig. 1 to Fig. 2, can also be: described evaporator assemblies comprises at least two evaporimeters 3 on the basis of previously described technical scheme.Evaporimeter more than 3 like this, and the refrigeration of freezer is better.Further preferred technical scheme is that described each evaporimeter 3 forms by the heat exchange evaporation comb of arranging.Like this, cold discharge and defrosting effect are better.
Above-mentionedly only several specific embodiments in the utility model are illustrated; but can not be as protection domain of the present utility model; every equivalence variation of having done according to the design spirit in the utility model or modification or equal proportion zoom in or out etc., all should think and fall into protection domain of the present utility model.
Claims (10)
1. freezer evaporimeter automatic defrosting system, it is characterized in that: comprise the gas-liquid separator, refrigeration compressor and at least one evaporimeter that by refrigerant tubing, connect successively and form closed circuit, described evaporimeter forms evaporator assemblies, the shunt conduit that is provided with refrigeration compressor and gas-liquid separator described in direct conducting between the head end place of described evaporator assemblies and gas-liquid separator, arranges high temperature hot gas conveyance conduit between the evaporimeter of head end in described refrigeration compressor and described evaporator assemblies.
2. freezer evaporimeter automatic defrosting system according to claim 1, is characterized in that: described separating pipe and described refrigerant tubing intersection are provided with a minute manifold solenoid valve, on described high temperature hot gas conveyance conduit, are provided with high temperature hot gas magnetic valve.
3. freezer evaporimeter automatic defrosting system according to claim 2, it is characterized in that: on the refrigerant tubing between described refrigeration compressor and described evaporimeter, be provided with choke valve, between described evaporimeter and described gas-liquid separator, be provided with cold-producing medium magnetic valve.
4. according to the freezer evaporimeter automatic defrosting system described in claim 1 or 2 or 3, it is characterized in that: described each evaporimeter below is provided with the overboard harvester of the condensed water of drippage when collecting defrosting.
5. freezer evaporimeter automatic defrosting system according to claim 4, it is characterized in that: described overboard harvester includes spill water-accepting board, water conservancy diversion frid and collects downpipe, described spill water-accepting board is positioned under described evaporimeter, and described water conservancy diversion frid is arranged at described spill water-accepting board edge and described collection downpipe top.
6. freezer evaporimeter automatic defrosting system according to claim 5, is characterized in that: described collection downpipe top is infundibulate, and the bottom of described water conservancy diversion frid is stretched in the funnel shaped top of described collection downpipe.
7. according to the freezer evaporimeter automatic defrosting system described in claim 1 or 2 or 3, it is characterized in that: described evaporator assemblies comprises at least two evaporimeters.
8. freezer evaporimeter automatic defrosting system according to claim 7, is characterized in that: described each evaporimeter forms by the heat exchange evaporation comb of arranging.
9. freezer evaporimeter automatic defrosting system according to claim 4, is characterized in that: described evaporator assemblies comprises at least two evaporimeters.
10. freezer evaporimeter automatic defrosting system according to claim 9, is characterized in that: described each evaporimeter forms by the heat exchange evaporation comb of arranging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420329640.2U CN203940677U (en) | 2014-06-19 | 2014-06-19 | Freezer evaporimeter automatic defrosting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420329640.2U CN203940677U (en) | 2014-06-19 | 2014-06-19 | Freezer evaporimeter automatic defrosting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203940677U true CN203940677U (en) | 2014-11-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420329640.2U Expired - Fee Related CN203940677U (en) | 2014-06-19 | 2014-06-19 | Freezer evaporimeter automatic defrosting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203940677U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106091456A (en) * | 2016-06-08 | 2016-11-09 | 田訢民 | A kind of refrigerating evaporator device |
| CN111473579A (en) * | 2016-09-29 | 2020-07-31 | Lg电子株式会社 | Refrigerator with a door |
-
2014
- 2014-06-19 CN CN201420329640.2U patent/CN203940677U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106091456A (en) * | 2016-06-08 | 2016-11-09 | 田訢民 | A kind of refrigerating evaporator device |
| CN111473579A (en) * | 2016-09-29 | 2020-07-31 | Lg电子株式会社 | Refrigerator with a door |
| US11333424B2 (en) | 2016-09-29 | 2022-05-17 | Lg Electronics Inc. | Refrigerator |
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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 |
Granted publication date: 20141112 |