CN209306236U - Low-temperature material stocking system - Google Patents

Low-temperature material stocking system Download PDF

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Publication number
CN209306236U
CN209306236U CN201822222536.4U CN201822222536U CN209306236U CN 209306236 U CN209306236 U CN 209306236U CN 201822222536 U CN201822222536 U CN 201822222536U CN 209306236 U CN209306236 U CN 209306236U
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China
Prior art keywords
inlet pipe
storage tank
low
temperature
stocking system
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Active
Application number
CN201822222536.4U
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Chinese (zh)
Inventor
门学政
王国强
王硕
李靖
贾永立
王旸
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Foster Wheeler (hebei) Engineering Design Co Ltd
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Foster Wheeler (hebei) Engineering Design Co Ltd
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Abstract

The utility model provides a kind of low-temperature material stocking system, belong to chemical material low-temperature storage technical field, including storage tank, circulating pump and cooler, cooler is equipped with refrigerant inlet pipe and refrigerant outlet pipe, cold material inlet pipe is equipped between cooler and the storage tank, material outlet pipe is equipped between storage tank and the circulating pump, cold material inlet pipe is extend into storage tank from the lower part of storage tank, the outlet end of cold material inlet pipe is upwards and equipped with the rotary nozzle sprayed upwards, material outlet pipe is connected to the lower part of storage tank, and is located at the lower section of cold material inlet pipe.Low-temperature material stocking system provided by the utility model, cold material inlet pipe is extend into storage tank in the lower part of storage tank, rotary nozzle is installed in the outlet end of cold material inlet pipe, material in tank is stirred, it realizes quick samming, solves the problems, such as two kinds of the existing technology, quickly reduce temperature in tank, it improves work efficiency, has saved energy consumption.

Description

Low-temperature material stocking system
Technical field
The utility model belongs to chemical material low-temperature storage technical field, is to be related to a kind of low-temperature material more specifically Stocking system.
Background technique
Many chemical materials have the characteristic of low boiling point, high temperature polymerization, and the storage of these materials is required to low-temperature storage, need It constantly to be cooled down, guarantee that material does not gasify, do not polymerize, storage tank form is internal floating roof tank.
The cooling requirement refrigerant of material cools down material indirectly, mainly divides the built-in cooling coil of storage tank and external Two kinds of forms of circulating cooling.There is leakage maintenance security risk since built-in coil pipe is cooling, is generally recycled using external Cooling system.
External circulating cooling system specifically includes that internal floating roof tank, circulating pump and cooler.Process is material through recycling Pumping, which goes out, returns to storage tank after cooler is cooling, continuously runs, has the function that cooling.Detailed process is mainly divided to two kinds, sees stream Journey one and process two.
Process one is as shown in Fig. 2, material is cooling into storage tank middle and upper part through cooler after being extracted out by circulating pump, when in storage tank When material is less, material inlet is higher than floating roof after cooling, can not operate, for serious, the even temperature effect compared with larger storage tank Biased flow phenomenon It is very poor.
Process two is as shown in figure 3, material is cooling into storage tank lower part through cooler after being extracted out by circulating pump, when object in storage tank When expecting more, material need to just be able to achieve cooling by heat transfer above storage tank, and working efficiency is low, and energy consumption is high.
Utility model content
The purpose of this utility model is to provide a kind of low-temperature material stocking systems, to solve drop existing in the prior art The technical problem of temp effect difference.
In order to achieve the above purposes, the technical solution adopted by the utility model is: provides a kind of low-temperature material stocking system, packet Include storage tank, circulating pump and cooler, the cooler is equipped with refrigerant inlet pipe and refrigerant outlet pipe, the cooler and the storage tank it Between be equipped with cold material inlet pipe, material outlet pipe is equipped between the storage tank and the circulating pump, the cold material inlet pipe is from the storage The lower part of tank is extend into the storage tank, and the outlet end of the cold material inlet pipe is upward and is equipped with the rotary nozzle sprayed upwards, The material outlet pipe is connected to the lower part of the storage tank, and is located at the lower section of the cold material inlet pipe.
Further, the top of the storage tank is equipped with the temperature sensing extended into the storage tank for measuring temperature in tank Device.
Further, the solenoid valve for controlling refrigerant entrance is installed on the refrigerant inlet pipe.
Further, the low-temperature material stocking system further includes control system, the hygrosensor, the solenoid valve Pass through route with the circulating pump to be connected with the control system, the hygrosensor detects the temperature in the storage tank simultaneously The control system is transmitted a signal to, the control system controls the opening and closing of the solenoid valve and the circulating pump.
Further, the refrigerant inlet pipe is located at the lower section of the refrigerant outlet pipe.
Further, the same end of the cooler is arranged in the refrigerant inlet pipe and the refrigerant outlet pipe.
Further, the cold material inlet pipe is connected to the cooler close to one end of the refrigerant inlet pipe.
Further, the material outlet pipe is connected to the one end of the cooler far from the refrigerant inlet pipe.
Further, the rotary nozzle includes central jets and multiple is enclosed around the central jets in the shape of a spiral Nozzle, the central jets be equipped with multiple spray orifices.
Further, the shape of the central jets is rotary table, and circular conical surface and upper surface are equipped with the spray orifice.
The beneficial effect of low-temperature material stocking system provided by the utility model is: compared with prior art, this is practical Novel material cryogenic storage system, cold material inlet pipe are extend into storage tank in the lower part of storage tank, in the outlet end of cold material inlet pipe Rotary nozzle is installed, material in tank is stirred, realizes quick samming, while solving two kinds of the existing technology and asking Topic, quickly reduces temperature in tank, improves work efficiency, saved energy consumption.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new Some embodiments of type for those of ordinary skill in the art without creative efforts, can be with root Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the structural schematic diagram of low-temperature material stocking system provided by the embodiment of the utility model;
Fig. 2 is the structural schematic diagram one of existing low-temperature material stocking system;
Fig. 3 is the structural schematic diagram two of existing low-temperature material stocking system.
Wherein, each appended drawing reference in figure:
1- storage tank;2- rotary nozzle;3- material outlet pipe;4- circulating pump;5- refrigerant inlet pipe;6- solenoid valve;7- refrigerant outlet pipe; 8- cooler;9- cold material inlet pipe;10- hygrosensor.
Specific embodiment
In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein It applies example to be only used to explain the utility model, is not used to limit the utility model.
Referring to Fig. 1, existing be illustrated low-temperature material stocking system provided by the utility model.The low-temperature material storage Deposit system, including storage tank 1, circulating pump 4 and cooler 8, cooler 8 are equipped with refrigerant inlet pipe 5 and refrigerant outlet pipe 7, cooler 8 and institute It states and is equipped with cold material inlet pipe 9 between storage tank 1, material outlet pipe 3 is equipped between storage tank 1 and the circulating pump 4, cold material inlet pipe 9 is certainly The lower part of storage tank 1 is extend into storage tank 1, and the outlet end of cold material inlet pipe 9 is upwards and equipped with the rotary nozzle 2 sprayed upwards, object Material outlet pipe 3 is connected to the lower part of storage tank 1, and is located at the lower section of cold material inlet pipe 9.
Low-temperature material stocking system provided by the utility model, compared with prior art, cold material inlet pipe 9 is in storage tank 1 Lower part is extend into storage tank 1, is installed rotary nozzle 2 in the outlet end of cold material inlet pipe 9, is stirred, realize to material in tank Quick samming, while solving the problems, such as two kinds of the existing technology, temperature in tank is quickly reduced, is improved work efficiency, Energy consumption is saved.Wherein refrigerant carries out circulating cooling to the material for being pumped into cooler 8 using recirculated cooling water.
Wherein, the jet power size of rotary nozzle 2 is held according to tank and is determined, avoids jet power too small and performs practically no function, also keeps away Exempt from jet power it is excessive and caused by waste.
Referring to Fig. 1, a kind of specific embodiment as low-temperature material stocking system provided by the utility model, storage tank 1 top is equipped with the hygrosensor 10 extended into the storage tank 1 for measuring temperature in tank.By hygrosensor 10, The temperature in tank can be constantly detected, to judge whether to cool down in tank, the unnecessary energy can be saved.
Referring to Fig. 1, a kind of specific embodiment as low-temperature material stocking system provided by the utility model, refrigerant Solenoid valve 6 for controlling refrigerant entrance is installed on inlet pipe 5.Refrigerant is controlled by the opening and closing of solenoid valve 6, when material is not in tank When needing to cool, solenoid valve 6 can be closed.
Refering to fig. 1, a kind of specific embodiment as low-temperature material stocking system provided by the utility model, material are low Warm stocking system further includes control system, and hygrosensor 10, solenoid valve and circulating pump 4 pass through route and control system phase Even, hygrosensor 10 detects the temperature in storage tank 1 and transmits a signal to control system, and control system controls solenoid valve and follows The opening and closing of ring pump 4.Wherein, temperature sensor sends the temperature in storage tank 1 to temperature controller, temperature controller by signal The ceiling temperature value for comparing temperature and controller setting that sensor transmits, when the temperature transmitted in storage tank 1 is higher than set temperature When, relay is connected, solenoid valve 6 charges, and valve is opened, while circulating pump 4 starts, and starts to work, cools down;When object in tank When material temperature degree reaches lowest temperature setting value, circulating pump 4, refrigerant inlet stop valve are automatically closed, and cooling operation stops.Control system System access dcs system (Distributed Control System) namely scattered control system realize solenoid valve 6, circulating pump 4 chain control.
Referring to Fig. 1, a kind of specific embodiment as low-temperature material stocking system provided by the utility model, refrigerant Inlet pipe 5 is located at the lower section of refrigerant outlet pipe 7.Refrigerant inlet pipe 5 is the refrigerant for material in cooling cooler 8, and refrigerant outlet pipe 7 Refrigerant out is the refrigerant after exchanging heat, therefore the temperature in refrigerant inlet pipe 5 is lower than the temperature in refrigerant outlet pipe 7, refrigerant into Pipe 5 plays quickening cooling in the lower section of refrigerant outlet pipe 7 and 8 junction of cooler in lower section, namely with the junction of cooler 8 Effect.
Referring to Fig. 1, a kind of specific embodiment as low-temperature material stocking system provided by the utility model, refrigerant The same end of cooler 8 is arranged in inlet pipe 5 and refrigerant outlet pipe 7.Refrigerant inlet pipe 5 and refrigerant outlet pipe 7 form the pipeline of refrigerant circulation, In this way, cyclic process longest of the refrigerant in cooler 8, plays and accelerates cooling effect.
Refering to fig. 1, a kind of specific embodiment as low-temperature material stocking system provided by the utility model, cold material Inlet pipe 9 is connected to cooler 8 close to one end of refrigerant inlet pipe 5.What it is due to the flowing of cold material inlet pipe 9 is come out from cooler 8 On the one hand cold material after cooling, in this way design convenient for layout pipeline, are unlikely to mixed and disorderly, it is cold to be on the other hand also conducive to material But.
Referring to Fig. 1, a kind of specific embodiment as low-temperature material stocking system provided by the utility model, material Outlet pipe 3 is connected to the one end of cooler 8 far from refrigerant inlet pipe 5.What material outlet pipe 3 flowed is to need to cool down out of storage tank 1 Higher temperature material, cold material inlet pipe 9 and material outlet pipe 3 set up separately at the both ends of cooler 8, and material outlet pipe 3 is connected to far From one end that refrigerant enters, material sufficiently can carry out heat exchange with refrigerant in cooler 8, accelerate cooling effect.
Referring to Fig. 1, a kind of specific embodiment as low-temperature material stocking system provided by the utility model, rotation Spray head 2 includes central jets and multiple nozzles enclosed around central jets in the shape of a spiral, and central jets are equipped with multiple sprays Hole.By the common cooperation of nozzle and spray orifice, keep material stirring uniform.
Referring to Fig. 1, a kind of specific embodiment as low-temperature material stocking system provided by the utility model, center The shape of spray head is rotary table, and circular conical surface and upper surface are equipped with spray orifice.Wherein, the pressure that the pressure ratio spray orifice that nozzle sprays sprays Power is high, and spray orifice, which tends to spray to the surrounding of lower position, to be stirred, and nozzle tends to the material agitation of higher part position, passes through nozzle and spray The mutual cooperation in hole reaches optimal mixing effect, so that the quick samming of material, while also reducing the waste of the energy.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model Protection scope within.

Claims (10)

1. low-temperature material stocking system, including storage tank, circulating pump and cooler, it is characterised in that: the cooler is equipped with refrigerant Inlet pipe and refrigerant outlet pipe, are equipped with cold material inlet pipe between the cooler and the storage tank, the storage tank and the circulating pump it Between be equipped with material outlet pipe, the lower part of cold material inlet pipe from the storage tank extend into the storage tank, the cold material inlet pipe Outlet end upwards and be equipped with the rotary nozzle that sprays upwards, the material outlet pipe is connected to the lower part of the storage tank, and is located at The lower section of the cold material inlet pipe.
2. low-temperature material stocking system as described in claim 1, it is characterised in that: the top of the storage tank is equipped with to the storage Extend the hygrosensor for measuring temperature in tank in tank.
3. low-temperature material stocking system as claimed in claim 2, it is characterised in that: be equipped on the refrigerant inlet pipe for controlling The solenoid valve that matchmaker of freezing enters.
4. low-temperature material stocking system as claimed in claim 3, it is characterised in that: the low-temperature material stocking system further includes Control system, the hygrosensor, the solenoid valve and the circulating pump pass through route and are connected with the control system, institute It states hygrosensor to detect the temperature in the storage tank and transmit a signal to the control system, the control system controls institute State the opening and closing of solenoid valve and the circulating pump.
5. low-temperature material stocking system according to any one of claims 1-4, it is characterised in that: the refrigerant inlet pipe is located at institute State the lower section of refrigerant outlet pipe.
6. low-temperature material stocking system as claimed in claim 5, it is characterised in that: the refrigerant inlet pipe and the refrigerant outlet pipe The same end of the cooler is set.
7. low-temperature material stocking system as claimed in claim 6, it is characterised in that: the cold material inlet pipe is connected to described cold But device is close to one end of the refrigerant inlet pipe.
8. low-temperature material stocking system as claimed in claim 7, it is characterised in that: the material outlet pipe is connected to the cooling The one end of device far from the refrigerant inlet pipe.
9. low-temperature material stocking system as described in claim 1, it is characterised in that: the rotary nozzle include central jets and Multiple nozzles enclosed around the central jets in the shape of a spiral, the central jets are equipped with multiple spray orifices.
10. low-temperature material stocking system as claimed in claim 9, it is characterised in that: the shape of the central jets is rotary table, Its circular conical surface and upper surface are equipped with the spray orifice.
CN201822222536.4U 2018-12-27 2018-12-27 Low-temperature material stocking system Active CN209306236U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201822222536.4U CN209306236U (en) 2018-12-27 2018-12-27 Low-temperature material stocking system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201822222536.4U CN209306236U (en) 2018-12-27 2018-12-27 Low-temperature material stocking system

Publications (1)

Publication Number Publication Date
CN209306236U true CN209306236U (en) 2019-08-27

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201822222536.4U Active CN209306236U (en) 2018-12-27 2018-12-27 Low-temperature material stocking system

Country Status (1)

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CN (1) CN209306236U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113602689A (en) * 2021-08-20 2021-11-05 无锡厚德石化工程设计有限公司 External circulation cooling method for internal floating roof storage tank

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113602689A (en) * 2021-08-20 2021-11-05 无锡厚德石化工程设计有限公司 External circulation cooling method for internal floating roof storage tank

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