CN205760511U - Vacuum cooling driers heating system - Google Patents

Vacuum cooling driers heating system Download PDF

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Publication number
CN205760511U
CN205760511U CN201620554820.XU CN201620554820U CN205760511U CN 205760511 U CN205760511 U CN 205760511U CN 201620554820 U CN201620554820 U CN 201620554820U CN 205760511 U CN205760511 U CN 205760511U
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CN
China
Prior art keywords
pipeline
heating
heat exchanger
exchanger tube
connects
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Active
Application number
CN201620554820.XU
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Chinese (zh)
Inventor
徐国峰
闵良
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Feng Feng Food Machinery Co., Ltd.
Original Assignee
SHANGYU GUANFENG FOOD MACHINERY Co Ltd
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Priority to CN201620554820.XU priority Critical patent/CN205760511U/en
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Abstract

The utility model discloses a kind of vacuum cooling driers heating system, it is intended to heater plate process temperature is controlled not accurate by the heating system solving vacuum freeze drier, affects the deficiency of material effect.This utility model includes heating tank, expansion drum, cooling tank, three-way control valve, hot water circulating pump, add heat pipe, hot heat exchanger tube it is provided with in heating tank, cold heat exchanger tube it is provided with in cooling tank, add heat pipe outlet and cold heat exchanger tube inlet communication, the outlet of cold heat exchanger tube and hot heat exchanger tube inlet communication, between heat exchanger tube outlet and expansion drum, pipeline connects, heating tank upper end connects steam generator by pipeline, heating tank lower end connects drain pipe, cooling tank lower end connects cooling water inlet pipe, cooling tank upper end connects cooling water outlet tube, steam control valve is installed on the pipeline between steam generator and heating tank, two imports of three-way control valve are connected on the pipeline on the pipeline between hot heat exchanger tube and expansion drum and between hot heat exchanger tube and cold heat exchanger tube by pipeline respectively.

Description

Vacuum cooling driers heating system
Technical field
This utility model relates to a kind of vacuum freeze drier, more specifically, it relates to a kind of vacuum cooling driers heating System.
Background technology
Vacuum freeze drier includes dryness storehouse, the raw material transport that quick freezing repository pre-freeze is good is relayed in dryness storehouse, in vacuum Under state, the solid ice within raw material, without the conversion of liquid, is directly sublimed into steam.Heating plate is installed in dryness storehouse, adds Hot plate by radiation by the way of to frozen state under raw material provide heat, accelerate steam distillation process.The heat of heating plate From heating system, heating plate is transmitted heat by delivery to heating plate by heating system, at various different working conditions Under be different to the temperature of heating plate, it is therefore desirable to the temperature of heating plate is adjusted, wants meeting different operating modes Ask.But the heating system temperature of the most a lot of vacuum freeze driers controls not accurate, affects the effect of material.
Utility model content
This utility model overcomes the heating system of vacuum freeze drier and controls the most smart to heater plate process temperature Standard, affects the deficiency of the effect of material, it is provided that a kind of vacuum cooling driers heating system, its heating-up temperature to heating plate Control precisely, it is ensured that the effect of material.
In order to solve above-mentioned technical problem, this utility model by the following technical solutions: a kind of vacuum cooling driers heating system System, including heating tank, expansion drum, cooling tank, three-way control valve, hot water circulating pump, adds heat pipe in being arranged on dryness storehouse, It is provided with hot heat exchanger tube in heating tank, in cooling tank, is provided with cold heat exchanger tube, add pipeline between heat pipe outlet and cold heat exchanger tube import and connect Connecing, between the outlet of cold heat exchanger tube and hot heat exchanger tube import, pipeline connects, and between heat exchanger tube outlet and expansion drum, pipeline connects, heating Tank upper end connects steam generator by pipeline, and heating tank lower end connects drain pipe, and cooling tank lower end connects cooling water inlet pipe, cold But tank upper end connects cooling water outlet tube, and the pipeline between steam generator and heating tank is installed steam control valve, and threeway regulates Two imports of valve are connected on the pipeline between hot heat exchanger tube and expansion drum by pipeline and hot heat exchanger tube and cold heat exchange respectively On pipeline between pipe, the three-way control valve port of export connects hot water circulating pump, and hot water circulating pump is connected by pipeline and adds heat pipe Import;With adding, inflow temperature detector is installed on the pipeline that heat pipe import is connected, pacifies on the pipeline that heat pipe outlet is connected with adding Equipped with leaving water temperature detector.
During heating system work, hot water circuit pump startup, drive recirculated water to circulate delivery heat transfer in pipeline.Steam generation Device carries high-temperature steam in heating tank, heats the water in hot heat exchanger tube;Cooling water flows into cooling from cooling water inlet pipe Water in cold heat exchanger tube is cooled down by tank.Expansion drum ensures the water supply water temperature of hot water supply system, compensates the heat in pipeline Loss.The water temperature value detected according to inflow temperature detector regulates steam control valve, three-way control valve.When the temperature detected During temperature value needed for degree, increase the aperture of steam control valve, improve the heat transfer effect of hot heat exchanger tube, adjust three-way control valve two The aperture of individual import, makes the import aperture of the three-way control valve being connected with the outlet of hot heat exchanger tube be connected more than with the outlet of cold heat exchanger tube The import aperture of three-way control valve.In like manner, when the temperature detected is higher than required temperature value, steam control valve is reduced Aperture, reduces the heat transfer effect of hot heat exchanger tube, adjusts the aperture of two imports of three-way control valve, makes to be connected with the outlet of hot heat exchanger tube The import aperture of three-way control valve less than the import aperture of three-way control valve being connected with the outlet of cold heat exchanger tube.By adjusting school Just make the inflow temperature adding heat pipe reach the temperature value of needs, make to add heat pipe accurate to the heating and temperature control of heating plate.Pass through The temperature approach that inflow temperature detector and leaving water temperature detector detect can understand heating plate easily to be needed to carry to material The caloric value of confession, it is simple to the vacuum preferably controlling material is cold dry.Hot water within adding heat pipe, heating plate is carried out heat exchange after from adding Heat pipe outlet output, and be pipelined in cold heat exchanger tube, recycle.This vacuum cooling driers heating system is to heating The heating and temperature control of plate is accurate, it is ensured that the effect of material.
As preferably, expansion drum upper end connects air compression system by pipeline.Expansion drum upper end is provided with relief valve.Swollen Swell upper end connects filling pipe, and filling pipe is provided with stop valve.Expansion drum lower end connects discharging valve.Air compression system is protected Having demonstrate,proved the pressure in expansion drum, relief valve serves overvoltage protection effect to expansion drum, prevents pipeline from bursting leakage.Filling pipe is just Moisturizing is carried out in expansion drum.
As preferably, cooling water inlet pipe is provided with flooding angle seat valve, the cooling water between flooding angle seat valve and cooling tank Connect on inlet pipe and have branch drain, branch drain is provided with draining angle pedestal valve.The setting of branch drain is dirty in being easy to cooling tube The discharge of water.
As preferably, and add heat pipe import, be respectively connected with corrugated tube on pipeline that outlet is connected.Corrugated tube can elongate contracting Short, it is simple to the layout of pipeline is installed.
Compared with prior art, the beneficial effects of the utility model are: heating plate is added by vacuum cooling driers heating system Hot temperature controls precisely, it is ensured that the effect of material.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present utility model;
In figure: 1, heating tank, 2, expansion drum, 3, cooling tank, 4, three-way control valve, 5, hot water circulating pump, 6, add heat pipe, 7, Hot heat exchanger tube, 8, cold heat exchanger tube, 9, steam generator, 10, drain pipe, 11, cooling water inlet pipe, 12, cooling water outlet tube, 13, steam Steam control valve, 14, inflow temperature detector, 15, leaving water temperature detector, 16, air compression system, 17, relief valve, 18, mend Water pipe, 19, stop valve, 20, discharging valve, 21, flooding angle seat valve, 22, branch drain, 23, draining angle pedestal valve, 24, corrugated tube, 25, dryness storehouse, 26, heating plate.
Detailed description of the invention
Below by specific embodiment, and combine accompanying drawing, make further specifically to retouch to the technical solution of the utility model State:
Embodiment: a kind of vacuum cooling driers heating system (seeing accompanying drawing 1), including heating tank 1, expansion drum 2, cooling tank 3, Three-way control valve 4, hot water circulating pump 5, for be arranged in dryness storehouse 25 add heat pipe 6, heating plate 26 is connected to adding heat pipe It is easy to heat exchange together.It is provided with hot heat exchanger tube 7 in heating tank, in cooling tank, is provided with cold heat exchanger tube 8, add heat pipe outlet and cold heat exchange Between pipe import, pipeline connects, and between the outlet of cold heat exchanger tube and hot heat exchanger tube import, pipeline connects, heat exchanger tube outlet and expansion drum Between pipeline connect, heating tank upper end by pipeline connect steam generator 9, heating tank lower end connect drain pipe 10, cooling tank Lower end connects cooling water inlet pipe 11, and cooling tank upper end connects cooling water outlet tube 12, the pipeline between steam generator and heating tank Upper installation steam control valve 13, two imports of three-way control valve are connected between hot heat exchanger tube and expansion drum by pipeline respectively Pipeline on and hot heat exchanger tube and cold heat exchanger tube between pipeline on, the three-way control valve port of export connect hot water circulating pump, hot water Circulating pump connects the import adding heat pipe by pipeline;With adding, inflow temperature detector is installed on the pipeline that heat pipe import is connected 14, on the pipeline that heat pipe outlet is connected, leaving water temperature detector 15 is installed with adding.Expansion drum upper end connects air by pipeline Compressibility 16.Expansion drum upper end is provided with relief valve 17.Expansion drum upper end connects filling pipe 18, filling pipe is provided with and cuts Only valve 19.Expansion drum lower end connects discharging valve 20.On cooling water inlet pipe, flooding angle seat valve 21, flooding angle seat valve and cooling are installed Connect on cooling water inlet pipe between tank and have branch drain 22, branch drain is provided with draining angle pedestal valve 23.Enter with adding heat pipe It is respectively connected with corrugated tube 24 on the pipeline that mouth, outlet connect.
During heating system work, hot water circuit pump startup, drive recirculated water to circulate delivery heat transfer in pipeline.Steam generation Device carries high-temperature steam in heating tank, heats the water in hot heat exchanger tube;Cooling water flows into cooling from cooling water inlet pipe Water in cold heat exchanger tube is cooled down by tank.Expansion drum ensures the water supply water temperature of hot water supply system, compensates the heat in pipeline Loss.The water temperature value detected according to inflow temperature detector regulates steam control valve, three-way control valve.When the temperature detected During temperature value needed for degree, increase the aperture of steam control valve, improve the heat transfer effect of hot heat exchanger tube, adjust three-way control valve two The aperture of individual import, makes the import aperture of the three-way control valve being connected with the outlet of hot heat exchanger tube be connected more than with the outlet of cold heat exchanger tube The import aperture of three-way control valve.In like manner, when the temperature detected is higher than required temperature value, steam control valve is reduced Aperture, reduces the heat transfer effect of hot heat exchanger tube, adjusts the aperture of two imports of three-way control valve, makes to be connected with the outlet of hot heat exchanger tube The import aperture of three-way control valve less than the import aperture of three-way control valve being connected with the outlet of cold heat exchanger tube.By adjusting school Just make the inflow temperature adding heat pipe reach the temperature value of needs, make the heating-up temperature adding heat pipe to the heating plate 26 in dryness storehouse 25 Control precisely.The temperature approach detected by inflow temperature detector and leaving water temperature detector can understand heating plate easily Need the caloric value provided to material, it is simple to the vacuum preferably controlling material is cold dry.Heating plate is entered within adding heat pipe by hot water From adding heat pipe outlet output after row heat exchange, and it is pipelined in cold heat exchanger tube, recycles.This vacuum cooling driers adds Hot systems is accurate to the heating and temperature control of heating plate, it is ensured that the effect of material.
Embodiment described above is one of the present utility model preferably scheme, not makees this utility model any Pro forma restriction, also has other variant and remodeling on the premise of without departing from the technical scheme described in claim.

Claims (7)

1. a vacuum cooling driers heating system, is characterized in that, including heating tank, expansion drum, cooling tank, three-way control valve, heat Water-circulating pump, for be arranged in dryness storehouse add heat pipe, be provided with hot heat exchanger tube in heating tank, in cooling tank, be provided with cold heat exchange Pipe, adds pipeline between heat pipe outlet and cold heat exchanger tube import and connects, and between the outlet of cold heat exchanger tube and hot heat exchanger tube import, pipeline is even Connecing, between heat exchanger tube outlet and expansion drum, pipeline connects, and heating tank upper end connects steam generator, heating tank lower end by pipeline Connecting drain pipe, cooling tank lower end connects cooling water inlet pipe, and cooling tank upper end connects cooling water outlet tube, steam generator and heating On pipeline between tank install steam control valve, two imports of three-way control valve respectively by pipeline be connected to hot heat exchanger tube and On pipeline on pipeline between expansion drum and between hot heat exchanger tube and cold heat exchanger tube, the three-way control valve port of export connects hot water and follows Ring pump, hot water circulating pump connects the import adding heat pipe by pipeline;It is provided with into water temperature on the pipeline that heat pipe import is connected with adding Degree detector, is provided with leaving water temperature detector with adding on the pipeline that heat pipe outlet is connected.
Vacuum cooling driers heating system the most according to claim 1, is characterized in that, expansion drum upper end connects sky by pipeline Air pressure compression system.
Vacuum cooling driers heating system the most according to claim 1, is characterized in that, expansion drum upper end is provided with relief valve.
Vacuum cooling driers heating system the most according to claim 1, is characterized in that, expansion drum upper end connects filling pipe, Stop valve is installed on filling pipe.
Vacuum cooling driers heating system the most according to claim 1, is characterized in that, expansion drum lower end connects discharging valve.
6. according to the vacuum cooling driers heating system described in claim 1 to 5 any one, it is characterized in that, on cooling water inlet pipe Being provided with flooding angle seat valve, the cooling water inlet pipe between flooding angle seat valve and cooling tank connects branch drain, branch drain On draining angle pedestal valve is installed.
7., according to the vacuum cooling driers heating system described in claim 1 to 5 any one, it is characterized in that, with add heat pipe import, It is respectively connected with corrugated tube on the pipeline that outlet connects.
CN201620554820.XU 2016-06-07 2016-06-07 Vacuum cooling driers heating system Active CN205760511U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620554820.XU CN205760511U (en) 2016-06-07 2016-06-07 Vacuum cooling driers heating system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620554820.XU CN205760511U (en) 2016-06-07 2016-06-07 Vacuum cooling driers heating system

Publications (1)

Publication Number Publication Date
CN205760511U true CN205760511U (en) 2016-12-07

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201620554820.XU Active CN205760511U (en) 2016-06-07 2016-06-07 Vacuum cooling driers heating system

Country Status (1)

Country Link
CN (1) CN205760511U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108050769A (en) * 2017-11-24 2018-05-18 淮北智淮科技有限公司 It is a kind of using water as the freeze-drier heating system of thermal medium

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108050769A (en) * 2017-11-24 2018-05-18 淮北智淮科技有限公司 It is a kind of using water as the freeze-drier heating system of thermal medium

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C14 Grant of patent or utility model
GR01 Patent grant
CP03 Change of name, title or address

Address after: Shangyu City, Zhejiang province Baiguan street new road 312300 Shaoxing City No. 317

Patentee after: Shaoxing Shangyu Food Machinery Co., Ltd. Guanfeng

Address before: 312352, Chengnan Industrial Zone, Dongguan Street, Shangyu District, Zhejiang, Shaoxing

Patentee before: SHANGYU GUANFENG FOOD MACHINERY CO., LTD.

CP01 Change in the name or title of a patent holder

Address after: Shangyu City, Zhejiang province Baiguan street new road 312300 Shaoxing City No. 317

Patentee after: Zhejiang Feng Feng Food Machinery Co., Ltd.

Address before: Shangyu City, Zhejiang province Baiguan street new road 312300 Shaoxing City No. 317

Patentee before: Shaoxing Shangyu Food Machinery Co., Ltd. Guanfeng

CP01 Change in the name or title of a patent holder
CP02 Change in the address of a patent holder
CP02 Change in the address of a patent holder

Address after: Zhejiang province Shaoxing city Shangyu District Dongguan Street South Industrial Park

Patentee after: Zhejiang Feng Feng Food Machinery Co., Ltd.

Address before: Shangyu City, Zhejiang province Baiguan street new road 312300 Shaoxing City No. 317

Patentee before: Zhejiang Feng Feng Food Machinery Co., Ltd.