CN207299614U - Cold chain cleaning equipment - Google Patents
Cold chain cleaning equipment Download PDFInfo
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- CN207299614U CN207299614U CN201721223833.XU CN201721223833U CN207299614U CN 207299614 U CN207299614 U CN 207299614U CN 201721223833 U CN201721223833 U CN 201721223833U CN 207299614 U CN207299614 U CN 207299614U
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- refrigeration
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Abstract
The utility model proposes a kind of cold chain cleaning equipment, which includes：Purification water tank；With multiple refrigeration plants, multiple refrigeration plants are connected in series with purification water tank to form the purification chain that freezes, and each in multiple refrigeration plants includes：Refrigeration machine, refrigeration machine are used for the refrigeration cool-down of refrigerant；And heat exchanger, heat exchanger are connected with refrigeration machine to carry out the circulation of refrigerant, and heat exchanger of the heat exchanger respectively in refrigeration plant adjacent thereto is connected to carry out the circulation of purification water.The cold chain cleaning equipment can save electric energy and avoid the circulation line blockage problem in heat exchanger.
Description
Technical field
It the utility model is related to food materials field of purification, and in particular, to a kind of cold chain cleaning equipment.
Background technology
It is existing purification Refrigeration Technique using single chiller by its refrigerant circulation line in a heat exchanger with only
Change carries out contactless heat exchange with water circulation pipe, achievees the purpose that refrigeration cool-down.
It is too big to the power requirement of refrigeration machine using the cold chain solutions for refrigeration of single chiller, once breaking down to cause
Whole system can not work.In addition, according to refrigeration machine cooling technical requirements, the temperature of refrigerant needs to be less than mesh in refrigeration pipeline
More than 5 DEG C of water temperature of mark just can guarantee that cooling-down effect, i.e.,：In order to meet that cold chain purifies processing request, the temperature of refrigerant will be less than-
1℃.In this way, if the temperature for causing refrigerant is chronically at below by freezing point (- 1 DEG C) using a refrigeration machine cooling.Purification
With the refrigeration cool-down of water be by refrigerant and water in respective circulation line in heat exchanger it is real in a non-contact manner
Existing heat exchange, in this course water and temperature of the refrigerant at heat exchanger inlets will be chronically at freezing point (- 1 DEG C) with
Under.Common heat exchanger is heat-exchangers of the plate type and shell and tube heat exchanger, though wherein heat-exchangers of the plate type heat exchanger effectiveness is high
But because internal duct is elongated, easily because in water micro-impurities even produce incrustation scale cause to circulate it is obstructed, once heat exchanger
There is any blocking in pipeline, will reduce water flow velocity, refrigerant will make water freezing, cause circulation line to burst；Shell-tube type heat is handed over
Parallel operation will further greatly increase the power of refrigeration unit because heat exchanger effectiveness is low, waste electric power resource.Therefore, it is necessary to research and develop
A kind of possibility that can have not only reached cold chain temperature requirement but also icing can be reduced and the cold chain purification techniques for saving electric power.
Utility model content
In order to solve the above technical problems, the utility model proposes a kind of cold chain cleaning equipment, the cold chain cleaning equipment bag
Include：
Purification water tank；With
Multiple refrigeration plants, multiple refrigeration plants are connected in series with purification water tank to form the purification chain that freezes, and multiple
Each in refrigeration plant includes：
Refrigeration machine, refrigeration machine are used for the refrigeration cool-down of refrigerant；With
Heat exchanger, heat exchanger are connected with refrigeration machine, and heat exchanger is distinguished in refrigeration plant adjacent thereto
Heat exchanger connect to carry out the circulation of purification water.
In one embodiment of the utility model, multiple refrigeration plants are two.
In one embodiment of the utility model, two refrigeration plants are the first refrigeration plant and the second refrigeration plant,
Wherein：
First refrigeration plant includes the first refrigeration machine and first heat exchanger, and first heat exchanger is followed including the first refrigerant
Endless tube road and the first water circulation pipe, wherein the first refrigerant circulation line is connected with the first refrigeration machine, the first water-circulating pipe
First water inlet on road is connected with purification water tank, and
Second refrigeration plant includes the second refrigeration machine and second heat exchanger, and second heat exchanger is followed including second refrigerant
Endless tube road and the second water circulation pipe, wherein second refrigerant circulation line are connected with the second refrigeration machine, the second water-circulating pipe
Second water inlet on road is connected with the first water outlet of the first water circulation pipe, the second water outlet of the second water circulation pipe with
Purification water tank is connected.
In one embodiment of the utility model, the first refrigeration machine is high temperature modification refrigeration machine, and first heat exchanger is plate
Formula heat exchanger.
In one embodiment of the utility model, the second refrigeration machine is low form refrigeration machine, and second heat exchanger is shell
Tubing heat exchanger.
Cold chain cleaning equipment disclosed in the utility model uses multi-stage refrigerating, avoids only with level-one refrigerating device refrigeration
There is no the risk of relief measure after the refrigeration work consumption of generation is huge and refrigeration plant breaks down；Make full use of two kinds of heat exchangers
The advantages of, substantially reduce the risk to freeze in heat exchanger circulation line；Also, the different temperatures selection of more purification water makes
The combination of refrigeration plant, so as to fulfill the purpose of electric energy is saved.
Brief description of the drawings
Fig. 1 is schematic diagram (the wherein arrow side according to the cold chain cleaning equipment of one exemplary embodiment of the utility model
To the flow direction for purification water or refrigerant).
Embodiment
Illustrative, non-limiting example of the utility model are described in detail with reference to the accompanying drawings, to new according to this practicality
The cold chain cleaning equipment of type is further described.
Cold chain cleaning equipment disclosed in the utility model includes purification water tank and multiple refrigeration plants, wherein purification water tank and
Multiple refrigeration plants are sequentially connected in series to form the purification chain that freezes.
With reference to Fig. 1, purification water tank is food materials cleaning equipment.After cleaning equipment long-time use, purification coolant-temperature gage can rise
Height, higher water temperature can influence the sense organ of food materials after purification, therefore the utility model is by purification water tank and multiple refrigeration plant phases
Connection ensures the sense organ of food materials after purification to reduce the temperature of purification water.Each in multiple refrigeration plants includes
Refrigeration machine and heat exchanger.Refrigeration machine is used for the refrigeration cool-down of refrigerant.Heat exchanger is connected with refrigeration machine to freeze
The circulation of agent, and heat exchanger of the heat exchanger respectively in refrigeration plant adjacent thereto is connected to be purified following with water
Ring.Purification is used in water process of refrigerastion, and the refrigerant to cool down through refrigeration machine cooling enters heat exchanger, while needs the purification freezed
Enter heat exchanger with water, refrigerant carries out heat exchange in a non contact fashion in a heat exchanger with purification with water, so as to reach
Reduce the purpose of purification coolant-temperature gage.
In one embodiment of the utility model, multiple refrigeration plants are two.
Further, two refrigeration plants are the first refrigeration plant and the second refrigeration plant.
First refrigeration plant includes the first refrigeration machine and first heat exchanger, and first heat exchanger is followed including the first refrigerant
Endless tube road and the first water circulation pipe.First refrigerant circulation line is connected with the first refrigeration machine, to complete refrigerant
Circulation between one refrigeration machine and the first heat exchanger；First water inlet of the first water circulation pipe is connected with purification water tank, with
Purification to be freezed is delivered to first heat exchanger with water, refrigerant is further completed in first heat exchanger and is used with purification
The heat exchange of water with reach refrigeration purification water effect.Second refrigeration plant includes the second refrigeration machine and the second heat exchange
Device, second heat exchanger include second refrigerant circulation line and the second water circulation pipe.Second refrigerant circulation line and
Two refrigeration machines are connected, to complete circulation of the refrigerant between the second refrigeration machine and the second heat exchanger；Second water circulation pipe
The second water inlet be connected with the first water outlet of the first water circulation pipe with will be net after the first refrigerating device refrigeration
Change is delivered to second heat exchanger with water, so as to complete the refrigeration in cooling water and the second refrigeration machine in second heat exchanger
The heat exchange of agent, further cool down cooling water, while the second water outlet of the second water circulation pipe and purification water tank phase
Connection completes the kind of refrigeration cycle of purification water so that purification is delivered back into purification water tank with water.
In one embodiment of the utility model, the first refrigeration machine is high temperature modification refrigeration machine, and first heat exchanger
For heat-exchangers of the plate type.First refrigeration machine and first heat exchanger complete the preliminary refrigeration of purification water, for by purification water
Temperature dropped to 7 DEG C (temperature of refrigerant can be at 2 DEG C, i.e. above freezing) from room temperature.The heat exchange of heat-exchangers of the plate type
Efficient, the power of high temperature modification refrigeration machine is relatively low, and temperature due to purification water and the temperature of refrigeration machine freezing point with
On, so the problem of the pipeline blockage of heat-exchangers of the plate type will not be caused.
In one embodiment, the second refrigeration machine is low form refrigeration machine, and second heat exchanger is handed over for shell-tube type heat
Parallel operation.Second refrigeration machine and second heat exchanger further freeze purification with water, for by the temperature of purification water from 7
DEG C it is reduced to 4 DEG C.Due to the second refrigerant circulation line of shell and tube heat exchanger and the pipeline diameter of the second water circulation pipe
It is larger, so circulation is good, is not easy to plug, therefore even if refrigerant and purification with the temperature of water be in it is below freezing be not easy to because
Freeze and cause damage to pipeline.Further, since the purification into the second refrigeration plant has already passed through the first refrigeration plant with water
Refrigeration, water temperature is relatively low, so cooling time at the second refrigeration plant shortens, that is, shortens the time of freezing point.With food
The progress of material purification, water temperature can slowly rise, when water temperature is higher than 7 DEG C, it is necessary to be set using the first refrigeration plant and the second refrigeration
It is standby to freeze, but when the temperature of purification water is less than 7 DEG C, using only the second refrigerating device refrigeration.In this way, can be with
Electric energy is significantly saved, and is avoided using huge and after breaking down the risk of level-one refrigeration modes refrigeration work consumption.
The course of work of cold chain cleaning equipment disclosed in the utility model is illustrated with reference to Fig. 1.Using the cold chain
The first stage of cleaning equipment refrigeration：Open the first refrigeration machine, the second refrigeration machine, heat-exchangers of the plate type and shell-tube type heat exchange
Device；Purification with water from purification water tank sequentially enter heat-exchangers of the plate type the first water circulation pipe and shell and tube heat exchanger
Two water circulation pipes, the refrigerant of the first refrigeration machine enter the first refrigerant circulation line of heat-exchangers of the plate type, the second refrigeration
The refrigerant of machine enters the second refrigerant circulation line of shell and tube heat exchanger；Purification is with water respectively in heat-exchangers of the plate type
Heat exchange is completed with refrigerant with shell and tube heat exchanger, purification is down to 7 DEG C or so with the temperature of water.The temperature of purification water
After being down to 7 DEG C, start the second stage of refrigeration：Close the first refrigeration machine and heat-exchangers of the plate type；The refrigerant of second refrigeration machine
Into the second refrigerant circulation line of shell and tube heat exchanger；Purification water enters shell from the water outlet of the first water circulation pipe
Second water circulation pipe of tubing heat exchanger, purification are completed heat exchange with water and refrigerant in shell and tube heat exchanger, are made
Purification is down to 4 DEG C or so with the temperature of water, completes a refrigerative circle system of purification water.
Cold chain cleaning equipment disclosed in the utility model is by configuring refrigeration machine (the first refrigeration machine, i.e. high of different capacity
Warm type refrigeration machine；Second refrigeration machine, i.e. low form refrigeration machine) and different types of heat exchanger (heat-exchangers of the plate type and package
Formula heat exchanger) two groups of refrigeration plants, high temperature modification refrigeration machine configuration heat-exchangers of the plate type form the first refrigeration plant, low form
Refrigeration machine configuration shell and tube heat exchanger forms the second refrigeration plant, in a manner of two level is freezed, realizes in purification process
Purification water meets the requirement of 4 DEG C to 7 DEG C of Cold Chain Logistics.
Claims (5)
1. a kind of cold chain cleaning equipment, it is characterised in that the cold chain cleaning equipment includes：
Purification water tank；With
Multiple refrigeration plants, the multiple refrigeration plant are connected in series with the purification water tank to form the purification chain that freezes, and
Each in the multiple refrigeration plant includes：
Refrigeration machine, the refrigeration machine are used for the refrigeration cool-down of refrigerant；With
Heat exchanger, the heat exchanger are connected with the refrigeration machine, and the heat exchanger distinguishes institute adjacent thereto
The heat exchanger in refrigeration plant is stated to connect to carry out the circulation of purification water.
2. cold chain cleaning equipment according to claim 1, it is characterised in that the multiple refrigeration plant is two.
3. cold chain cleaning equipment according to claim 2, it is characterised in that described two refrigeration plants set for the first refrigeration
Standby and the second refrigeration plant, wherein：
First refrigeration plant includes the first refrigeration machine and first heat exchanger, and the first heat exchanger includes the first refrigeration
Agent circulation line and the first water circulation pipe, wherein first refrigerant circulation line is connected with first refrigeration machine,
First water inlet of first water circulation pipe is connected with the purification water tank；And
Second refrigeration plant includes the second refrigeration machine and second heat exchanger, and the second heat exchanger includes the second refrigeration
Agent circulation line and the second water circulation pipe, wherein the second refrigerant circulation line is connected with second refrigeration machine,
Second water inlet of second water circulation pipe is connected with the first water outlet of first water circulation pipe, and described second
Second water outlet of water circulation pipe is connected with the purification water tank.
4. cold chain cleaning equipment according to claim 3, it is characterised in that first refrigeration machine freezes for high temperature modification
Machine, the first heat exchanger are heat-exchangers of the plate type.
5. cold chain cleaning equipment according to claim 3, it is characterised in that second refrigeration machine freezes for low form
Machine, the second heat exchanger are shell and tube heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721223833.XU CN207299614U (en) | 2017-09-22 | 2017-09-22 | Cold chain cleaning equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721223833.XU CN207299614U (en) | 2017-09-22 | 2017-09-22 | Cold chain cleaning equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207299614U true CN207299614U (en) | 2018-05-01 |
Family
ID=62443080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721223833.XU Active CN207299614U (en) | 2017-09-22 | 2017-09-22 | Cold chain cleaning equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207299614U (en) |
-
2017
- 2017-09-22 CN CN201721223833.XU patent/CN207299614U/en active Active
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