CN208296430U - A kind of Novel defrosting system for refrigeration house - Google Patents
A kind of Novel defrosting system for refrigeration house Download PDFInfo
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- CN208296430U CN208296430U CN201820654442.1U CN201820654442U CN208296430U CN 208296430 U CN208296430 U CN 208296430U CN 201820654442 U CN201820654442 U CN 201820654442U CN 208296430 U CN208296430 U CN 208296430U
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Abstract
The utility model discloses a kind of Novel defrosting system for refrigeration house, including system body, system body is provided with condenser, condensator outlet end is connected with throttle valve, throttle valve outlet end is connect with evaporator, evaporator is fixed on cool house internal, evaporator outlet end is connected with absorber, absorber outlet end is connected with solution pump, solution pump discharge is connect with evaporation generator, evaporation generator is internally provided with absorbent, evaporation generator is connect with pressure reducing valve, pressure reducing valve outlet end is connect with absorber arrival end, evaporation generator is connected respectively at heater with condenser inlet, fever solution is provided in heater, condenser inlet is also connected with saturated water adder.The utility model is acted on using the absorbent that the refrigerant and ingredient that ingredient is water are lithium bromide, is cooled down for freezer, furthermore, vapor can be controlled by switch valve and ingredient is the fever solution reaction of caustic soda, to carry out heating defrosting, system structure is simple, safely and convenient for operation.
Description
Technical field
The utility model relates to a kind of defrosting system, specially a kind of Novel defrosting system for refrigeration house.
Background technique
Currently, the refrigeration defrosting system of freezing-cooling storeroom and device generally uses hot ammonia defrosting technique, it is cumbersome multiple
Miscellaneous, defrosting system pressure is high, and security risk is very big！Easily because misoperation causes the associated safeties accident such as NH_3 leakage.It is made
Cold process flow is the high temperature and pressure ammonia generated after compressor compresses, is stored up by sending after condenser (condensation is radiated) liquefaction to ammonia
Liquid device, throttling is supplied to low pressure recycle bucket after intercooler, then is delivered to the interior evaporator in each library through regulation station with ammonia pump and (steams
Hair heat absorption).For the refrigerant that the Refrigeration Technique uses for ammonia (R717), ammonia is inflammable, explosive, toxic, and the cold storage refrigerating system work
Skill process is complicated, and operating pressure is high, is difficult to control, troublesome in poeration.The system overwhelming majority equipment and pipeline be pressure vessel or
Pressure pipeline, traditional installation method are needed compressor set, condenser, high pressure ammonia storage tank, evaporator, low pressure recycle bucket, gas
Liquid/gas separator, emergency ammonia drainer, oil catcher, refrigeration regulation station, instrument etc. are installed together by pipeline connection, construction and installation work
Skill needs the relevant pressure vessel of strict implement and pressure pipeline to install standards and specifications.To the daily manipulation of ammonia refrigeration system and dimension
Shield, refrigeration work must obtain job that requires special skills operation qualification certificate, daily maintenance or when leaking, and have very high want to treatment people
It asks.It is especially major hazard source when cold storage refrigerating system liquefied ammonia amount is more than 10 ton hours, country has non-since ammonia belongs to harmful influence
Laws and regulations and specification of the Chang Duozhen to ammonia refrigerating installation or system.And ammonia refrigeration system overwhelming majority installations and facilities are pressure
Force container or pressure pipeline, multiple departments such as national and affiliated regional Work Safety Supervision Bureau, Fire Department, Department of Qulity Supervision make ammonia refrigeration system
With and operation have strict requirements and monitoring.So people are badly in need of a kind of new type of safe, free of contamination defrosting system.
Utility model content
The purpose of this utility model is to provide a kind of Novel defrosting system for refrigeration house, to solve to propose in above-mentioned background technique
Operation big using hot ammonia defrosting process dangerous coefficient and inconvenient the problem of.
To achieve the above object, the utility model provides the following technical solutions: a kind of Novel defrosting system for refrigeration house, including is
System main body, system body are provided with condenser, and the condensator outlet end is provided with refrigerant, the condensator outlet end connection
There is throttle valve, the throttle valve outlet end is connect with evaporator, and the evaporator is fixed on cool house internal, the evaporator outlet
End is connected with absorber, and the absorber outlet end is connected with solution pump, and the solution pump discharge is connect with evaporation generator, institute
It states evaporation generator and is internally provided with absorbent, the evaporation generator is connect with pressure reducing valve, the pressure reducing valve outlet end and suction
The connection of device arrival end is received, the evaporation generator is connected with condenser inlet respectively at heater, is provided in the heater
Generate heat solution, and the condenser inlet is connected with saturated water adder.
Preferably, the ingredient of the refrigerant is water, and the ingredient of the absorbent is lithium bromide.
Preferably, the evaporator is located at the top of freezer.
Preferably, the heater is located at the bottom of freezer, and the fever solution of the heater body setting is that caustic soda is molten
Liquid.
Preferably, the heater and evaporation generator coupling part are provided with first switch valve, the condenser and steaming
Hair generator coupling part is provided with second switch valve.
Compared with prior art, the utility model has the beneficial effects that the utility model setting by water as refrigerant,
Safety and without any pollution is absorbed heat level pressure gasification by throttle valve decompression cooling, evaporator, can be cooled down to freezer, this
Afterwards by generating vapor after the devices effects such as absorber, evaporation generator, vapor can be opened by first switch valve and second
Aforesaid operations can be restarted after vapor flows into condenser by closing valve control trend, vapor flow into after heater with generate heat it is molten
Liquid reaction, starts to generate heat, to carry out defrosting operation, this kind of device is lithium bromide by the refrigerant that ingredient is water and ingredient
Absorbent effect plays the role of cooling down for freezer, in addition, vapor and ingredient can be controlled by switch valve as the hair of caustic soda
Hot solution reaction, to carry out heating defrosting, system structure is simple, safely and convenient for operation.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the workflow schematic diagram of the utility model.
In figure: 1, system body；2, condenser；3, refrigerant；4, throttle valve；5, evaporator；6, absorbent；7, freezer；
8, heater；9, first switch valve；10, generator is evaporated；11, solution pump；12, second switch valve；13, absorber；14, it depressurizes
Valve；15, saturated water adder；16, generate heat solution.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
A kind of embodiment provided by the utility model referring to FIG. 1-2:
A kind of Novel defrosting system for refrigeration house, including system body 1, the system body 1 is provided with condenser 2, described cold
2 outlet end of condenser is provided with refrigerant 3, and 2 outlet end of condenser is connected with throttle valve 4,4 outlet end of throttle valve and steaming
It sends out device 5 to connect, the evaporator 5 is fixed on inside freezer 7, and 5 outlet end of evaporator is connected with absorber 13, the absorption
13 outlet end of device is connected with solution pump 11, and the outlet of solution pump 11 is connect with evaporation generator 10, the evaporation generator 10
It is internally provided with absorbent 6, the evaporation generator 10 is connect with pressure reducing valve 14,14 outlet end of pressure reducing valve and absorber 13
Arrival end connection, the evaporation generator 10 are connected with 2 entrance of condenser respectively at heater 8, are provided in the heater 8
Generate heat solution 16, and 2 entrance of condenser is also connected with saturated water adder 15.
In the present embodiment, the ingredient of the refrigerant 3 is water, and the ingredient of the absorbent 6 is lithium bromide, and ingredient is water
Refrigerant 3 convenient for taking and safety non-pollution.
In the present embodiment, the evaporator 5 is located at the top of freezer 7, is located at top convenient for absorbing heat.
In the present embodiment, the heater 8 is located at the bottom of freezer 7, the fever solution being arranged inside the heater 8
16 be soda bath, and soda bath is reacted with water generates heat, to carry out defrosting.
In the present embodiment, the heater 8 is provided with first switch valve 9 with evaporation 10 coupling part of generator, described
Condenser 2 and evaporation 10 coupling part of generator are provided with second switch valve 12, open first switch valve 9 and close second switch
12 system of valve carry out defrosting operation, on the contrary it is then continue cooling operate.
Working principle: system body 1 is provided with condenser 2, and 2 outlet end of condenser is provided with refrigerant 3, and ingredient is water
Refrigerant 3 is convenient for taking and safety non-pollution, 2 outlet end of condenser are connected with throttle valve 4, and refrigerant 3 drops in throttle valve 4
Pressure drop temperature forms the wet saturated vapor of mass dryness fraction very little, and 4 outlet end of throttle valve is connect with evaporator 5, and evaporator 5 is fixed on freezer 7
Inside, evaporator 5 absorb heat from freezer 7, and level pressure vaporization becomes mass dryness fraction very big wet saturated vapor or dry saturation vapor, is sent into and inhales
Device 13 is received, 13 outlet end of absorber is connected with solution pump 11, and the outlet of solution pump 11 is connect with evaporation generator 10, evaporates generator
10 are internally provided with absorbent 6, and evaporation generator 10 is connect with pressure reducing valve 14,14 outlet end of pressure reducing valve and 13 arrival end of absorber
Connection, in steam generator 10 due to water evaporation the raised absorbent 6 of concentration also inflow absorber 13 after pressure reducing valve 14, absorb
From the saturated steam of evaporator 5, dilute lithium-bromide solution is generated, the heat released in absorption process is taken away by cooling water, dilute
Lithium-bromide solution is pressurizeed by solution pump 11 to be sent into steam generator 10 and is heated, and since temperature raises, water is in lithium-bromide solution
In solubility reduce, steam escape liquid level formed with the elevated pressures of solution equilibria and the vapor of temperature, after vapor
Into condenser 2, heat release condenses into saturated water, completes circulation, is the fever of caustic soda with ingredient after vapor enters heater 8
The reaction of solution 16 generates amount of heat, to complete defrosting operation.
Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art
Say, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into
Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all
It is included within the scope of protection of this utility model.
Claims (5)
1. a kind of Novel defrosting system for refrigeration house, including system body (1), it is characterised in that: system body (1) is provided with condenser
(2), condenser (2) outlet end is provided with refrigerant (3), and condenser (2) outlet end is connected with throttle valve (4), institute
It states throttle valve (4) outlet end to connect with evaporator (5), the evaporator (5) is fixed on freezer (7) inside, the evaporator (5)
Outlet end is connected with absorber (13), and absorber (13) outlet end is connected with solution pump (11), and the solution pump (11) goes out
Mouth is connect with evaporation generator (10), and the evaporation generator (10) is internally provided with absorbent (6), the evaporation generator
(10) it is connect with pressure reducing valve (14), pressure reducing valve (14) outlet end is connect with absorber (13) arrival end, and the evaporation occurs
Device (10) is connect with heater (8) and condenser (2) entrance respectively, and fever solution (16), institute are provided in the heater (8)
It states condenser (2) entrance and is also connected with saturated water adder (15).
2. a kind of Novel defrosting system for refrigeration house according to claim 1, it is characterised in that: the ingredient of the refrigerant (3)
For water, the ingredient of the absorbent (6) is lithium bromide.
3. a kind of Novel defrosting system for refrigeration house according to claim 1, it is characterised in that: the evaporator (5) is located at cold
The top in library (7).
4. a kind of Novel defrosting system for refrigeration house according to claim 1, it is characterised in that: the heater (8) is located at cold
The bottom in library (7), the internal fever solution (16) being arranged of the heater (8) is soda bath.
5. a kind of Novel defrosting system for refrigeration house according to claim 1, it is characterised in that: the heater (8) and evaporation
Generator (10) coupling part is provided with first switch valve (9), and the condenser (2) is set up separately with evaporation generator (10) interconnecting piece
It is equipped with second switch valve (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820654442.1U CN208296430U (en) | 2018-05-04 | 2018-05-04 | A kind of Novel defrosting system for refrigeration house |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820654442.1U CN208296430U (en) | 2018-05-04 | 2018-05-04 | A kind of Novel defrosting system for refrigeration house |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208296430U true CN208296430U (en) | 2018-12-28 |
Family
ID=64703352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820654442.1U Active CN208296430U (en) | 2018-05-04 | 2018-05-04 | A kind of Novel defrosting system for refrigeration house |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208296430U (en) |
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2018
- 2018-05-04 CN CN201820654442.1U patent/CN208296430U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220725 Address after: 100176 1204a, building 6, yard 2, Ronghua South Road, Beijing Economic and Technological Development Zone, Daxing District, Beijing Patentee after: Intercooler high tech (Beijing) Environmental Technology Co.,Ltd. Address before: 102600 building 6, yard 2, Ronghua South Road, Beijing Economic and Technological Development Zone, Daxing District, Beijing 1024 Patentee before: ZHONGLENG GAOKE (BEIJING) ENVIRONMENT TECHNOLOGY Co.,Ltd. |