CN209246446U - A kind of Parallel sets with shoulder load - Google Patents
A kind of Parallel sets with shoulder load Download PDFInfo
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- CN209246446U CN209246446U CN201822208872.3U CN201822208872U CN209246446U CN 209246446 U CN209246446 U CN 209246446U CN 201822208872 U CN201822208872 U CN 201822208872U CN 209246446 U CN209246446 U CN 209246446U
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- output end
- input terminal
- refrigeration compressor
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Abstract
The utility model discloses a kind of Parallel sets with shoulder load, including refrigeration compressor, oil eliminator, high pressure receiver, oily cold plate changes and shell-tube type economizer, the output end of the refrigeration compressor is connected to by conveying pipeline with the input terminal of oil eliminator, the output end of the oil eliminator is connected to the input terminal of condenser and contaminated product valve respectively by conveying pipeline, the output end of the condenser is connected to the input terminal of high pressure receiver, the output end of the high pressure receiver is connected to by pipeline one with the input terminal of shell-tube type economizer, the output end of the shell-tube type economizer is connected to by pipeline five with the input terminal of refrigeration compressor.The utility model has the Parallel sets of shoulder load by design, this Parallel sets with shoulder load, cold evaporating pressure (temperature) and the intermediate pressure (temperature) of low temperature unit should be made to be adapted, the investment and operating cost of cooling system can be reduced, and can satisfy the useful cold requirement of institute of user.
Description
Technical field
The utility model relates to freezing and refrigeration technical field, specially a kind of Parallel sets with shoulder load.
Background technique
Currently, Cold Chain Logistics also emerge one after another as quality of the life is higher and higher, most of cold chain freezer is all low temperature cold
Zang Ku, Ku Wen are -18~-20 DEG C, and there are also some higher 0~4 DEG C of fruits and vegetables of values to be also required to refrigerate in the market, but is after all
Dosage is seldom, is also of little use sometimes, if a set of refrigeration system, proprietor are individually gone up in one two high temperature cold storages or dual temperature library
Cost investment is high, operating cost is also high and lower according to market demand freezer utilization rate.
In view of the demand, this Parallel sets with shoulder load are born, this parallel machine with shoulder load
Group should be such that cold evaporating pressure (temperature) and the intermediate pressure (temperature) of low temperature unit is adapted.
Utility model content
The purpose of this utility model is to provide a kind of Parallel sets with shoulder load, to solve in above-mentioned background technique
The problem of proposition.
To achieve the above object, the utility model provides the following technical solutions: a kind of Parallel sets with shoulder load, packet
Refrigeration compressor, oil eliminator, high pressure receiver, oily cold plate is included to change and shell-tube type economizer, the output of the refrigeration compressor
End be connected to by conveying pipeline with the input terminal of oil eliminator, the output end of the oil eliminator pass through conveying pipeline respectively with condenser
It is connected to the input terminal of contaminated product valve, the output end of the condenser is connected to the input terminal of high pressure receiver, the high pressure reservoir
The output end of device is connected to by pipeline one with the input terminal of shell-tube type economizer, and the output end of the shell-tube type economizer passes through pipe
The input terminal of Lu Wuyu refrigeration compressor is connected to, and the output end of the contaminated product valve passes through conveying pipeline and refrigeration compressor and oil respectively
The input terminal connection that cold plate changes.
Preferably, it is fixedly installed between the output end of the shell-tube type economizer and the output end of refrigeration compressor unidirectional
Valve.
Preferably, the refrigeration compressor and check valve have two groups.
Preferably, shut-off valve is fixedly installed between the output end of the condenser and the input terminal of high pressure receiver.
Preferably, liquid filter is fixedly installed between the oil eliminator and contaminated product valve.
Compared with prior art, the utility model has the beneficial effects that
The utility model is attached to for the freezer based on the frozen foods such as frozen meat, fish and refrigerates on a small quantity fresh
The cooling high temperature food of egg, fruits and vegetables etc needs to carry out manufactured meat in the productivity the refrigerated and machining room of some meat cuttings
It is cooling or need air conditioning, this sub-load with food freezing, refrigeration load compared with it is smaller.If user is for this part
Load is equipped with a set of refrigeration system, will increase investment and operating cost, and this Parallel sets with shoulder load, can meet
The useful cold requirement of institute of user.
Detailed description of the invention
Fig. 1 is Tthe utility model system figure.
In figure: 1- refrigeration compressor；2- oil eliminator；201- liquid filter；3- high pressure receiver；301- shut-off valve；
4- oil cold plate changes；5- shell-tube type economizer；501- check valve；6- condenser；7- contaminated product valve.
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.
Referring to Fig. 1, the utility model provides a kind of technical solution: a kind of Parallel sets with shoulder load, including system
Cold compressor 1, oil eliminator 2, high pressure receiver 3, oily cold plate change 4 and shell-tube type economizer 5, the refrigeration compressor 1 it is defeated
Outlet is connected to by conveying pipeline with the input terminal of oil eliminator 2, the output end of the oil eliminator 2 pass through conveying pipeline respectively with it is cold
Condenser 6 is connected to the input terminal of contaminated product valve 7, and the output end of the condenser 6 is connected to the input terminal of high pressure receiver 3, described
The output end of high pressure receiver 3 is connected to by pipeline one with the input terminal of shell-tube type economizer 5, the shell-tube type economizer 5
Output end is connected to by pipeline five with the input terminal of refrigeration compressor 1, the output end of the contaminated product valve 7 pass through respectively conveying pipeline and
Refrigeration compressor 1 is connected to the input terminal that oily cold plate changes 4.
Check valve is fixedly installed between the output end of the shell-tube type economizer 5 and the output end of refrigeration compressor 1
501, it can control liquid and unidirectionally flowed in refrigeration compressor 1 from shell-tube type economizer 5；The refrigeration compressor 1 and check valve
501 have two groups, improve the effect of refrigeration；It is fixedly mounted between the output end of the condenser 6 and the input terminal of high pressure receiver 3
There is shut-off valve 301, can control the flow of liquid；Liquid filter is fixedly installed between the oil eliminator 2 and contaminated product valve 7
201, liquid can be filtered, reduce the intracorporal impurity level of liquid.
Working principle: the capital equipment of the utility model has refrigeration compressor 1, oil eliminator 2, high pressure receiver 3, oil cold
Plate changes 4 and shell-tube type economizer 5, and refrigeration cycle process is 1 air-breathing of refrigeration compressor, compresses, is vented to oil eliminator 2, oil
Outdoor condenser 6 is immediately discharged to from the oil vapour in 2 filtering exhaust of device, condenser 6 falls liquid to high pressure receiver 3, high pressure storage
The refrigerant liquid of high pressure-temperature in liquid device 3 by pipeline one to 5 feed flow of shell-tube type economizer, by high pressure receiver 3
Liquid is divided into two parts, a part of reducing pressure by regulating flow, and the liquid after the throttling of pipeline three has the liquid for high pressure-temperature to be subcooled
Refrigerant compression is flow to by pipeline five after the vaporization of the two liquid with the freezer evaporator feed flow by pipeline four-way shoulder load
1 secondary air compensating mouth of machine, another part liquid manage interior supercooling by six feed flow of pipeline to low in shell-tube type economizer 5 by pipeline two
Wen Ku or quick freezing repository evaporator end, Freezing room or quick freezing repository evaporator end gas suck refrigeration compressor 1；And it also sets
There is oil circulation, the oil that oil eliminator 2 is isolated drains into contaminated product valve 7, and contaminated product valve 7 is not discharged into oily cold plate according to oil temperature threeway oil
Change 4 and be directly supplied to the oil return opening of refrigeration compressor 1, invest it is low with operating cost, and be able to satisfy user useful cold want
It asks.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of Parallel sets with shoulder load, including refrigeration compressor (1), oil eliminator (2), high pressure receiver (3), oil
Cold plate changes (4) and shell-tube type economizer (5), it is characterised in that: the output end of the refrigeration compressor (1) passes through conveying pipeline and oil
The input terminal of separator (2) is connected to, the output end of the oil eliminator (2) by conveying pipeline respectively with condenser (6) and contaminated product
The input terminal of valve (7) is connected to, and the output end of the condenser (6) is connected to the input terminal of high pressure receiver (3), the high pressure storage
The output end of liquid device (3) is connected to by pipeline one with the input terminal of shell-tube type economizer (5), the shell-tube type economizer (5)
Output end is connected to by pipeline five with the input terminal of refrigeration compressor (1), and the output end of the contaminated product valve (7) passes through conveying respectively
The input terminal for changing (4) with refrigeration compressor (1) and oily cold plate is managed to be connected to.
2. a kind of Parallel sets with shoulder load according to claim 1, it is characterised in that: the shell-tube type economizer
(5) check valve (501) are fixedly installed between the output end of output end and refrigeration compressor (1).
3. a kind of Parallel sets with shoulder load according to claim 2, it is characterised in that: the refrigeration compressor
(1) and check valve (501) has two groups.
4. a kind of Parallel sets with shoulder load according to claim 1, it is characterised in that: the condenser (6)
Shut-off valve (301) are fixedly installed between output end and the input terminal of high pressure receiver (3).
5. a kind of Parallel sets with shoulder load according to claim 1, it is characterised in that: the oil eliminator (2)
Liquid filter (201) are fixedly installed between contaminated product valve (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822208872.3U CN209246446U (en) | 2018-12-27 | 2018-12-27 | A kind of Parallel sets with shoulder load |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822208872.3U CN209246446U (en) | 2018-12-27 | 2018-12-27 | A kind of Parallel sets with shoulder load |
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| Publication Number | Publication Date |
|---|---|
| CN209246446U true CN209246446U (en) | 2019-08-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201822208872.3U Active CN209246446U (en) | 2018-12-27 | 2018-12-27 | A kind of Parallel sets with shoulder load |
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| CN (1) | CN209246446U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112648773A (en) * | 2020-12-31 | 2021-04-13 | 中国联合工程有限公司 | Parallel unit for direct expansion liquid supply refrigeration system of refrigeration house and working method thereof |
-
2018
- 2018-12-27 CN CN201822208872.3U patent/CN209246446U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112648773A (en) * | 2020-12-31 | 2021-04-13 | 中国联合工程有限公司 | Parallel unit for direct expansion liquid supply refrigeration system of refrigeration house and working method thereof |
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