CN206959663U - A kind of liquid gas recovery system for cold energy released in vaporization - Google Patents

A kind of liquid gas recovery system for cold energy released in vaporization Download PDF

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Publication number
CN206959663U
CN206959663U CN201720927695.7U CN201720927695U CN206959663U CN 206959663 U CN206959663 U CN 206959663U CN 201720927695 U CN201720927695 U CN 201720927695U CN 206959663 U CN206959663 U CN 206959663U
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refrigerant
return pipe
feed pipe
pipe
heat exchanger
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CN201720927695.7U
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Chinese (zh)
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崔永祥
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Kaide Electronic Engineering Design Co.,Ltd.
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China Construction Kide Engineering Corp
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Abstract

The utility model discloses a kind of liquid gas recovery system for cold energy released in vaporization, including collection cooling system and the heat-exchange system being attached thereto, the refrigerant that the collection cooling system includes being laid on vaporizer fin supplies, return pipe, and the refrigerant feed pipe is separately installed with refrigerant circulation pump and refrigerant check-valves;The heat-exchange system includes the board-like heat exchanger supplied with refrigerant, return pipe is connected, and the air conditioning water being connected with board-like heat exchanger supplies, return pipe;The utility model is designed reasonably, it is simple in construction, it is easy to use, the byproduct of existing production procedure in industrial project can be made full use of, use value is obtained in a manner of environmental protection and economy.

Description

A kind of liquid gas recovery system for cold energy released in vaporization
Technical field
A kind of refrigeration technology field is the utility model is related to, especially a kind of liquid gas recovery system for cold energy released in vaporization.
Background technology
In industrial enterprise, some cryogenic liquids, such as liquid oxygen, liquid nitrogen, liquid argon etc. are often used.In use, these are low Geothermal liquid is introduced into liquid vaporizer, and cryogenic liquid enters after generating tube carries out heat exchange heating with air, and gas is converted into by liquid State, to meet production technology use demand.Cryogenic liquid is converted into the process of gas, it is necessary to absorb substantial amounts of heat from surrounding air Amount(Substantial amounts of cold is discharged in other words).In the past technological process of production, this part cold is straight often through air circulation Run in and put, not plus utilize.This is originally highly desirable in the environment of cold in industrial project, is a waste actually.This technology pin To this phenomenon, intend using refrigerant pipe is laid on generating tube fin, to collect generating tube peripheral part cold, to air-conditioning system It is cold.On the one hand part cold around generating tube can be taken away, alleviate around generating tube because temperature is too low and the phenomenon of frosting;Separately On the one hand, this part cold is used, it is possible to reduce energy waste, it is economic and environment-friendly.
Utility model content
Therefore, in order to overcome above mentioned problem, the utility model provides a kind of reasonable in design, simple in construction, user herein Just, the byproduct of existing production procedure in industrial project can be made full use of, use value is obtained in a manner of environmental protection and economy Cold recovery system.
The utility model is achieved in that a kind of liquid gas recovery system for cold energy released in vaporization of construction, including collection cooling system With the heat-exchange system being attached thereto,
The collection cooling system includes generating tube, the fin on generating tube, the refrigerant feed pipe being laid on fin and cold Matchmaker's return pipe, the refrigerant feed pipe are separately installed with refrigerant circulation pump and refrigerant check-valves;
The heat-exchange system includes the board-like heat exchanger that is connected with refrigerant feed pipe and refrigerant return pipe, and with board-like heat The air conditioning water feed pipe and chilled water return pipe of parallel operation connection;
Refrigerant feed pipe and refrigerant the return pipe connection simultaneously forms loop with board-like heat exchanger.
Preferably, the refrigerant feed pipe is additionally provided with two service valves, and is located at respectively before refrigerant circulation pump and refrigerant After check-valves.
Preferably, the refrigerant feed pipe, refrigerant return pipe, air conditioning water feed pipe and air conditioning water return pipe face Pressure gauge and thermometer are mounted at nearly board-like heat exchanger;Simultaneously ball valve is also equipped with the chilled water return pipe.
Preferably, the flow direction in the generating tube and the flow direction phase in refrigerant feed pipe and refrigerant return pipe Instead.
The utility model has the advantages that:
The utility model by reasonably designing collection cooling system, the system include be pressed into flat metal refrigerant pipe, Refrigerant circulation pump, check-valves, following functions can be realized:When ice-cold liquid is flowed by generating tube, generating tube surrounding air It is cooled, while the refrigerant pipe laid close to generating tube and wherein refrigerant agent temperature also reduce;Refrigerant enters next after being cooled Heat-exchange system.
For the utility model by reasonably designing heat-exchange system, the refrigerant to come from collection cooling system passes through plate-type heat-exchange simultaneously Device, heat exchange is carried out with air conditioning water so that air conditioning water temperature reduces, cold to be reached for indoor air conditioner offer Amount, improve the purpose of indoor temperature.
Brief description of the drawings
Accompanying drawing 1 is liquid gas vaporization cold energy retracting device system schematic;
Installation top view of the refrigerant pipe of accompanying drawing 2 on generating tube fin;
In figure:1st, generating tube;2nd, fin;3rd, refrigerant feed pipe;4th, entrance;5th, flange;6th, export;7th, service valve;8th, it is cold Matchmaker's return pipe;9th, refrigerant circulation pump;10th, refrigerant check-valves;11st, board-like heat exchanger;12nd, air conditioning water feed pipe;13rd, freeze Water return pipe;14th, ball valve;15th, pressure gauge;16th, thermometer;101st, cooling system is collected;102nd, heat-exchange system.
Embodiment
The utility model is described in detail below in conjunction with accompanying drawing 1- Fig. 2, to the skill in the utility model embodiment Art scheme is clearly and completely described, it is clear that and described embodiment is only the utility model part of the embodiment, and The embodiment being not all of.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creativeness The every other embodiment obtained under the premise of work, belong to the scope of the utility model protection.
As Figure 1-Figure 2, the utility model provides a kind of liquid gas recovery system for cold energy released in vaporization herein, including, apply Refrigerant feed pipe 3 on the fin 2 of generating tube 1, refrigerant circulation pump 9, refrigerant check-valves 10, service valve 7;Original production stream Cheng Zhong, ice-cold liquid access generating tube by vaporizer entrance 4, are fully exchanged heat with air, after heating is converted into gas, by vapour Change device outlet 6 to pick out, supply technique productions use.Refrigerant pipe is laid on generating tube fin in the utility model, refrigerant leads to The working medium entrances of plate type heat exchanger 11 first are accessed after the cooling of overflash device, it is cold after plate type heat exchanger exchanges heat with air conditioning water Matchmaker's temperature raises, and refrigerant backwater 8 accesses vaporizer and cools down circulation again.
Air conditioning water return pipe 13 accesses the working medium entrances of plate type heat exchanger 11 second, after carrying out heat exchange cooling with refrigerant, Air conditioning water feed pipe 12 is picked out by the second sender property outlet, to air conditioner refrigerating in supply chamber, improves office work environment.
Refrigerant feed pipe 3 forms a closed system with refrigerant return pipe 8, and refrigerant is lossless, installs and injects refrigerant agent Afterwards without often supplementing.Because vaporizer environment temperature is extremely low, easily cause icing phenomenon, pipeline internal medium using ethylene glycol solution or The relatively low antifreeze of such fusing point.
The refrigerant pipe and its pipe fitting being laid on generating tube fin are made as oval flat, and material uses stainless steel Pipe, in favor of the heat exchange between refrigerant pipe and fin, is connected using flange 5;Remaining pipeline section uses typical circular stainless steel tube, Threaded connection.
Described air conditioning water return pipe 13 should be set gradually before plate type heat exchanger is accessed ball valve 14, pressure gauge 15, Thermometer 16, ball valve is to adjust the flow of the second working medium entrances chilled water return pipe 13, so as to adjust heat exchange amount and the first working medium The temperature of refrigerant return pipe 8 is exported, specific debugging should be implemented to operate according to field condition, so that system is according to live actual demand Temperature is effectively run.
The flow direction of refrigerant circulation is with ice-cold liquid gas vaporization flow direction on the contrary, both reverse flows, are advantageous to Optimize cold collecting effect.
The sender property outlet of plate type heat exchanger 11 second and entrance, it can be changed to according to project reality with technique productions with cold But water pipe connects, and this set system can equally serve technique productions flow.This carries out practical point only by taking air conditioning water as an example Analysis.
The refrigerant pipe being laid on generating tube fin, when cryogenic liquid passes through generating tube, generating tube and its fin Temperature is reduced rapidly, and refrigerant also cooled cooling simultaneously, refrigerant accumulation cold is simultaneously flowed by the effect of circulating pump, so as to Next module conveys a large amount of colds.Plate type heat exchanger exchanges heat a upper module is conveyed into the refrigerant come with air conditioning water, makes Air conditioning water is cooled to needed for indoor air-conditioning system, warm indoors so as to effectively supplement indoor air-conditioning system institute chilling requirement When degree is higher to need refrigeration, improve indoor temperature.The utility model light weight is compact, simple to operation, to the abundant profit of existing resource With having good energy saving.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or new using this practicality Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein The General Principle of justice can be realized in other embodiments in the case where not departing from spirit or scope of the present utility model.Cause This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein The most wide scope consistent with features of novelty.

Claims (4)

  1. A kind of 1. liquid gas recovery system for cold energy released in vaporization, it is characterised in that:Including collecting cooling system(101)Changed with what is be attached thereto Hot systems(102),
    The collection cooling system(101)Including generating tube(1), generating tube(1)On fin(2), it is laid in fin(2)On refrigerant Feed pipe(3)And refrigerant return pipe(8), the refrigerant feed pipe(3)It is separately installed with refrigerant circulation pump(9)With refrigerant non-return Valve(10);
    The heat-exchange system(102)Including with refrigerant feed pipe(3)With refrigerant return pipe(8)The board-like heat exchanger of connection(11), And with board-like heat exchanger(11)The air conditioning water feed pipe of connection(12)With chilled water return pipe(13);
    The refrigerant feed pipe(3)With refrigerant return pipe(8)Connect and with board-like heat exchanger(11)Form loop.
  2. A kind of 2. liquid gas recovery system for cold energy released in vaporization according to claim 1, it is characterised in that:The refrigerant feed pipe (3)It is additionally provided with two service valves(7), and it is located at refrigerant circulation pump respectively(9)Preceding and refrigerant check-valves(10)Afterwards.
  3. A kind of 3. liquid gas recovery system for cold energy released in vaporization according to claim 1, it is characterised in that:The refrigerant feed pipe (3), refrigerant return pipe(8), air conditioning water feed pipe(12)With air conditioning water return pipe(13)Close on board-like heat exchanger (11)Place is mounted on pressure gauge(15)And thermometer(16);Simultaneously in the chilled water return pipe(13)On be also equipped with ball valve (14).
  4. A kind of 4. liquid gas recovery system for cold energy released in vaporization according to claim 1, it is characterised in that:The generating tube(1) In flow direction and refrigerant feed pipe(3)And refrigerant return pipe(8)In flow direction it is opposite.
CN201720927695.7U 2017-07-28 2017-07-28 A kind of liquid gas recovery system for cold energy released in vaporization Active CN206959663U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720927695.7U CN206959663U (en) 2017-07-28 2017-07-28 A kind of liquid gas recovery system for cold energy released in vaporization

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720927695.7U CN206959663U (en) 2017-07-28 2017-07-28 A kind of liquid gas recovery system for cold energy released in vaporization

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CN206959663U true CN206959663U (en) 2018-02-02

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111486738A (en) * 2020-05-29 2020-08-04 中冶华天南京工程技术有限公司 Liquid cold energy recycling system
CN114136037A (en) * 2021-11-25 2022-03-04 南通恒信达冷冻设备有限公司 Circuitous inrush current type liquid nitrogen cold energy recovery device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111486738A (en) * 2020-05-29 2020-08-04 中冶华天南京工程技术有限公司 Liquid cold energy recycling system
CN114136037A (en) * 2021-11-25 2022-03-04 南通恒信达冷冻设备有限公司 Circuitous inrush current type liquid nitrogen cold energy recovery device

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Address after: No. 14, Floor 19, Unit 1, Building 18, No. 360, Tianhui Road, High-tech Zone, Chengdu, Sichuan, 610000

Patentee after: Kaide Electronic Engineering Design Co.,Ltd.

Address before: 610041 Tianhui Road, Chengdu High-tech Zone, Sichuan Province, No. 360, 18 Blocks 1, Unit 19, Layer 14

Patentee before: CHINA CONSTRUCTION KIDE ENGINEERING CORPORATION CO.,LTD.