CN207907559U - New and effective hot Freon defrosting system - Google Patents
New and effective hot Freon defrosting system Download PDFInfo
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- CN207907559U CN207907559U CN201820066352.0U CN201820066352U CN207907559U CN 207907559 U CN207907559 U CN 207907559U CN 201820066352 U CN201820066352 U CN 201820066352U CN 207907559 U CN207907559 U CN 207907559U
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- pipe
- condenser
- defrosting
- liquid
- compressor
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Abstract
The utility model belongs to technical field of refrigeration equipment, is related to a kind of new and effective hot Freon defrosting system.Including compressor, one end of the compressor is communicated with condenser, the other end is communicated with evaporator, the condenser is connected to evaporator, the condenser is communicated with compressor by condenser pipe, the evaporator is communicated with compressor by evaporation tube, it is connected to by circulation pipe between the condenser and evaporator, it is additionally provided with expansion valve on the circulation pipe, defrosting pipe is also communicated on the condenser pipe, the other end of the defrosting pipe is arranged between expansion valve and condenser, it is provided with defrosting solenoid valve on the defrosting pipe, it is additionally provided with liquid-sighting glass on the circulation pipe, the liquid-sighting glass is arranged between condenser and defrosting pipe, it is additionally provided with exhaust solenoid valve on the condenser pipe, the exhaust solenoid valve is arranged between condenser and defrosting pipe.The utility model is simple in structure, can be transformed upgrading in existing refrigeration system, and large-scale promotion is suitble to use.
Description
Technical field
The utility model belongs to technical field of refrigeration equipment, is related to defrosting, more particularly to a kind of new and effective hot fluorine defrosting
System.
Background technology
Three kinds are generally divided into for hot fluorine defrosting in existing small refrigeration systems：One is changed greatly using four-way reversing valve
It is complicated to defrosting, and increase many refrigeration accessories (check valve, filter, Bidirectional expansion valve etc.), not only system is numerous
It is trivial, and cost is also high, while also having certain technology requirement to the proportioning of condenser and evaporator.Two kinds are using by hot gas
Logical mode carries out defrosting；Part hot gas is separated from high pressure using bypass solenoid valve and proceed to evaporator, but defrosting effect is very
Difference wastes most heat, its defrosting time is made to lengthen, and the chance that gas condenses in evaporator increases, and easily causes pressure
Contracting machine returns liquid, and high-pressure reduction is low, and compressor input heat is less, and real highly effective defrosting effect is not achieved, and increases compression
The spoilage of machine.Last one kind is then based on electrical heating, supplemented by the heat after press shutdown.After being shut down using compressor operating
Exhaust preheat defrosting, then opening electrothermal tube heating.This mode not only needs additionally to increase energy expenditure, it is also necessary to pressure
Contracting machine is closed, and refrigeration effect is not only influenced, but also system can be caused to return liquid, influences compressor service life.
Utility model content
The utility model proposes a kind of reasonable design, structure letter for the technical problem present in above-mentioned hot fluorine defrosting
It is single, of low cost and will not additionally increase energy expenditure, new and effective hot Freon defrosting system easy to operate.
In order to achieve the above object, the technical solution adopted in the utility model, a kind of new and effective hot fluorine of the utility model
One end of defrosting system, including compressor, the compressor is communicated with condenser, and the other end is communicated with evaporator, the condensation
Device is connected to evaporator, and the condenser is communicated with compressor by condenser pipe, and the evaporator passes through evaporation tube and compressor
Connection, is connected to by circulation pipe between the condenser and evaporator, expansion valve, the condensation is additionally provided on the circulation pipe
Defrosting pipe is also communicated on pipe, the other end of the defrosting pipe is arranged between expansion valve and condenser, the defrosting Guan Shangshe
It is equipped with defrosting solenoid valve, exhaust solenoid valve is additionally provided on the condenser pipe, the exhaust solenoid valve is arranged in condenser and punching
Between white pipe.
Preferably, be additionally provided with liquid-sighting glass on the circulation pipe, the liquid-sighting glass setting condenser and defrosting pipe it
Between.
Preferably, be additionally provided with liquid supply electromagnetic valve on the circulation pipe, the liquid supply electromagnetic valve setting in defrosting pipe and
Between liquid-sighting glass.
Preferably, be additionally provided with liquid storage device on the circulation pipe, the liquid storage device setting condenser and liquid-sighting glass it
Between.
Preferably, be additionally provided with filter on the circulation pipe, the filter setting liquid storage device and liquid-sighting glass it
Between.
Compared with prior art, it is with good effect the advantages of the utility model,
1, the utility model is by providing a kind of new and effective hot Freon defrosting system, by between condenser pipe and circulation pipe
It adds and rushes fluorine pipe, the high pressure gaseous medium after compressor compresses is made directly to absorb heat through evaporator, and then evaporator is carried out
Defrosting, meanwhile, by rational location layout, the high pressure gaseous medium after compressor compresses is made not caused to evaporator
Any harmful effect, it is ensured that service life, meanwhile, the utility model is simple in structure, easy to process, can be in existing refrigeration system
In, it is transformed upgrading, large-scale promotion is suitble to use.
Description of the drawings
It is required in being described below to embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
The attached drawing used is briefly described, it should be apparent that, the accompanying drawings in the following description is some embodiments of the utility model,
For those of ordinary skill in the art, without having to pay creative labor, it can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the structural schematic diagram for the new and effective hot Freon defrosting system that embodiment 1 provides；
In above each figure, 1, compressor；2, condenser；3, evaporator；4, condenser pipe；5, evaporation tube；6, circulation pipe；7, swollen
Swollen valve；8, defrosting pipe；9, defrosting solenoid valve；10, liquid-sighting glass；11, exhaust solenoid valve；12, liquid supply electromagnetic valve；13, liquid storage device；
14, filter.
Specific implementation mode
It is below in conjunction with the accompanying drawings and real in order to be more clearly understood that the above objects, features, and advantages of the utility model
Example is applied to be described further the utility model.It should be noted that in the absence of conflict, embodiments herein and reality
The feature applied in example can be combined with each other.
Many details are elaborated in the following description in order to fully understand the utility model, still, this practicality
Novel to implement using different from other modes described here, therefore, the utility model is not limited to be described below
The limitation of the specific embodiment of specification.
Embodiment 1, as shown in Figure 1, the present embodiment provides a kind of new and effective hot Freon defrosting system, including compressor 1,
One end of compressor 1 is communicated with condenser 2, is communicated with evaporator 3 in the other end of compressor 1, condenser 2 connects with evaporator 3
Logical, specifically, condenser 2 is connected to by condenser pipe 4 with compressor 1, and evaporator 3 is connected to by evaporation tube 5 with compressor 1,
It is connected to by circulation pipe 6 between condenser 2 and evaporator 3, expansion valve 7 is additionally provided on circulation pipe 6, the above structure is existing
The structure of common refrigeration system, the mode that this implementation mainly uses is the gas medium for the high temperature and pressure for generating compressor 1
It all is conveyed to evaporator 3, is defrosted for evaporator 3, for this purpose, in the present embodiment, defrosting pipe is also communicated on condenser pipe 4
8, the other end of defrosting pipe 8 is arranged between expansion valve 7 and condenser 2, defrosting solenoid valve 9 is provided on defrosting pipe 8, cold
Exhaust solenoid valve 11 is additionally provided on solidifying pipe 4, exhaust solenoid valve 11 is arranged between condenser 2 and defrosting pipe 8, more specifically
It says, exhaust solenoid valve 11 is arranged close to defrosting pipe 8, as such, it is desirable to when defrosting, the gaseous medium of excessive high temperature and pressure is avoided to exist
In this section of condenser pipe 8 between condenser pipe 4 and defrosting pipe 8,9 same reason of defrosting solenoid valve, defrosting solenoid valve 9 is close to condensation
Pipe 4 is arranged.And the other end of defrosting pipe 8 is arranged between expansion valve 7 and condenser 2, mainly utilize the decompression of expansion valve 7
Effect, such high pressure, high temperature refrigerant gas defrosts into evaporator 3 after entering 7 reducing pressure by regulating flow of expansion valve, makes in this way
The heat that compressor 1 generates is entirely used in hot fluorine defrosting, keeps defrosting effect more notable, faster, meanwhile, it also avoids to evaporation
Device 3 generates damage, in addition, also making compressor 1 not suck moist steam, to reduce the impaired possibility of compressor 1.
Whether closed in order to facilitate observation exhaust solenoid valve 11, it is ensured that high pressure, high temperature refrigerant gas will not enter cycle
In pipe 6, in the present embodiment, be additionally provided with liquid-sighting glass 10 on circulation pipe 6, liquid-sighting glass 10 for observe in circulation pipe 6 whether
There is liquid communication, therefore, liquid-sighting glass 10 is arranged between condenser 2 and defrosting pipe 8.
In order to avoid also having liquid circulating in circulation pipe 6, liquid supply electromagnetic valve 12, feed flow are additionally provided on circulation pipe 6
Solenoid valve 12 is arranged between defrosting pipe 8 and liquid-sighting glass 10, and liquid supply electromagnetic valve is closed when defrosting, avoids impacting.
In order to make whole system preferably control, in the present embodiment, it is additionally provided with liquid storage device 13 on circulation pipe 6, stores up
Liquid device 13 is arranged between condenser 2 and liquid-sighting glass 10, and filter 14 is additionally provided on circulation pipe 6, and the setting of filter 14 exists
Between liquid storage device 13 and liquid-sighting glass 10, the main function of filter is the moisture for removing condenser and generating, it is ensured that the stabilization of system.
Specific implementation is when compressor operation, and exhaust solenoid valve is opened, and defrosting solenoid valve is closed.Liquid supply electromagnetic valve is opened
It opens, equipment refrigeration starts.When evaporator needs defrosting, liquid supply electromagnetic valve and exhaust solenoid valve are closed, and defrosting solenoid valve is opened,
High pressure, high temperature refrigerant gas defrosts after entering expansion valve reducing pressure by regulating flow into evaporator, the heat in this way generating compressor
Amount is entirely used in hot fluorine defrosting, keeps defrosting effect more notable, faster, while using the sensible heat of compressor air-discharging, making compression
Machine will not suck moist steam, to reduce the impaired possibility of compressor.
The above descriptions are merely preferred embodiments of the present invention, is not to make other forms to the utility model
Limitation, any person skilled in the art is changed or is modified as possibly also with the technology contents of the disclosure above equivalent
The equivalent embodiment of variation is applied to other fields, but every without departing from the content of the technical scheme of the utility model, according to this reality
With novel technical spirit to any simple modification, equivalent variations and remodeling made by above example, it is new to still fall within this practicality
The protection domain of type technical solution.
Claims (5)
1. one end of a kind of new and effective hot Freon defrosting system, including compressor, the compressor is communicated with condenser, the other end
It is communicated with evaporator, the condenser is communicated with compressor by condenser pipe, and the evaporator is connected by muffler and compressor
It is logical, it is connected to by refrigeration cycle pipe between the condenser and evaporator, solenoid valve, swollen is additionally provided on the refrigeration cycle pipe
Swollen valve, which is characterized in that be also communicated with defrosting pipe on the condenser pipe, the other end setting of the defrosting pipe is in expansion valve and cold
Between condenser, it is provided with defrosting solenoid valve on the defrosting pipe, solenoid valve, the electromagnetism are additionally provided on the refrigeration cycle pipe
Valve is arranged between condenser and defrosting pipe, and exhaust solenoid valve, the exhaust solenoid valve setting are additionally provided on the condenser pipe
Between condenser and defrosting pipe.
2. new and effective hot Freon defrosting system according to claim 1, which is characterized in that be additionally provided on the circulation pipe
Liquid-sighting glass, the liquid-sighting glass are arranged between condenser and defrosting pipe.
3. new and effective hot Freon defrosting system according to claim 2, which is characterized in that be additionally provided on the circulation pipe
Liquid supply electromagnetic valve, the liquid supply electromagnetic valve are arranged between defrosting pipe and liquid-sighting glass.
4. new and effective hot Freon defrosting system according to claim 3, which is characterized in that be additionally provided on the circulation pipe
Liquid storage device, the liquid storage device are arranged between condenser and liquid-sighting glass.
5. new and effective hot Freon defrosting system according to claim 4, which is characterized in that be additionally provided on the circulation pipe
Filter, the filter are arranged between liquid storage device and liquid-sighting glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820066352.0U CN207907559U (en) | 2018-01-16 | 2018-01-16 | New and effective hot Freon defrosting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820066352.0U CN207907559U (en) | 2018-01-16 | 2018-01-16 | New and effective hot Freon defrosting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207907559U true CN207907559U (en) | 2018-09-25 |
Family
ID=63567550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820066352.0U Expired - Fee Related CN207907559U (en) | 2018-01-16 | 2018-01-16 | New and effective hot Freon defrosting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207907559U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110173951A (en) * | 2019-04-30 | 2019-08-27 | 中国联合工程有限公司 | The method of hot working fluid adverse current in liquid supply pipe is prevented when a kind of air-cooler defrosting |
-
2018
- 2018-01-16 CN CN201820066352.0U patent/CN207907559U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110173951A (en) * | 2019-04-30 | 2019-08-27 | 中国联合工程有限公司 | The method of hot working fluid adverse current in liquid supply pipe is prevented when a kind of air-cooler defrosting |
| CN110173951B (en) * | 2019-04-30 | 2021-01-19 | 中国联合工程有限公司 | Method for preventing hot working medium from flowing reversely in liquid supply pipe during defrosting of air cooler |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180925 Termination date: 20220116 |
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| CF01 | Termination of patent right due to non-payment of annual fee |