CN102901325B - Paper document vacuum drying machine - Google Patents
Paper document vacuum drying machine Download PDFInfo
- Publication number
- CN102901325B CN102901325B CN201210370213.4A CN201210370213A CN102901325B CN 102901325 B CN102901325 B CN 102901325B CN 201210370213 A CN201210370213 A CN 201210370213A CN 102901325 B CN102901325 B CN 102901325B
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- China
- Prior art keywords
- temperature sensor
- freeze drying
- heat exchanger
- drying filter
- type heat
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000001291 vacuum drying Methods 0.000 title abstract 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 23
- 238000004108 freeze drying Methods 0.000 claims description 33
- 238000009413 insulation Methods 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 6
- 238000001035 drying Methods 0.000 abstract description 16
- 230000000694 effects Effects 0.000 abstract description 5
- 244000005700 microbiome Species 0.000 abstract description 4
- 241000607479 Yersinia pestis Species 0.000 abstract 1
- 241000238631 Hexapoda Species 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000004821 distillation Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000007605 air drying Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
Landscapes
- Drying Of Solid Materials (AREA)
Abstract
The invention relates to a paper document vacuum drying machine which comprises a machine frame and a vacuum tank installed at the upper portion of the machine frame. A horizontally-arranged plate-type heat exchanger, a temperature sensor and a pressure sensor are arranged in the vacuum tank, the lower portion of the machine frame is provided with a freezing-drying filter, the freezing-drying filter is respectively connected with the vacuum tank and a vacuum pump through air pipeline and respectively connected with the plate-type heat exchanger and a refrigerator assembly through Freon pipelines, and the temperature sensor, the pressure sensor, the vacuum pump and the refrigerator assembly are respectively connected with a controller installed on the machine frame. The paper document vacuum drying machine is simple in structure, convenient to operate, capable of quickly drying paper documents, good in drying effect, shirt in drying time and capable of effectively preventing harmful microorganisms, pests and water from damaging the paper documents, does not produce secondary damage to the documents and can meet the drying requirement of a large amount of mildewed, sticky and drowned documents.
Description
Technical field:
The present invention relates to a kind of paper document vacuum drier.
Background technology:
At present, the paper document of being crossed by bubble, time has been grown and can grow archives insect, mould, make the phenomenons that are badly damaged such as file sticks together, hydrolysis, in the time of dry these files, there is no at present special equipment, the method of taking is mainly heated-air drying or common drying, dry, drying time is long, and the easy adhesion of file after drying, drying effect is poor, adopt existing method to these mildew, the water logging file such as adhesion can cause secondary damage while being dried, even causes permanent lesion, causes vital document to recover.
Summary of the invention:
The present invention is in order to make up the deficiencies in the prior art, a kind of paper document vacuum drier is provided, it is simple in structure, easy to operate, can carry out fast paper document dry, drying effect is good, and drying time is short, can effectively prevent the damage to paper document of harmful microorganism, insect and water, solve problems of the prior art.
The present invention for solving the problems of the technologies described above adopted technical scheme is:
Paper document vacuum drier, comprise frame and the vacuum tank that is arranged on upper rack, in vacuum tank, be provided with horizontally disposed plate type heat exchanger, in vacuum tank, be provided with temperature sensor and pressure sensor, be provided with a freeze drying filter in frame lower, freeze drying filter is connected respectively with vavuum pump with vacuum tank through gas piping, freeze drying filter is connected respectively with refrigerator assembly with plate type heat exchanger through freon pipeline, and temperature sensor, pressure sensor, vavuum pump and refrigerator assembly are connected with rack-mounted controller respectively.
In freeze drying filter, be provided with the evaporimeter being connected respectively with refrigerator assembly with plate type heat exchanger through freon pipeline, be provided with freeze drying filter heat-insulation layer outward at freeze drying filter, in freeze drying filter bottom, one side is provided with observation panel, is provided with the outlet pipe with flowing water Valve in freeze drying filter bottom.
Be laid with metal screen frame at plate type heat exchanger upper surface.
Described temperature sensor comprises air temperature sensor and plate type heat exchanger surface temperature sensor in tank, and in tank, air temperature sensor is connected with controller respectively with plate type heat exchanger surface temperature sensor.
Tank skin inside at vacuum tank is provided with vacuum tank heat-insulation layer.
The present invention adopts such scheme, simple in structure, easy to operate, first the paper document having wet is met an urgent need freezingly, prevent that wet file from continuing damaged, the physical characteristic of recycling water, to being carried out lyophilization processing by the paper document of cold junction, can the effectively anti-sealing l Water Paper matter file dry paper often occurring with open between sticky, drying effect is good, and drying time is short, has effectively prevented the damage to paper document of harmful microorganism, insect and water, can not cause secondary to damage to file, can meet large quantities ofly mildew, the dry requirement of the water logging file of adhesion.
Brief description of the drawings:
Fig. 1 is structural representation of the present invention.
Fig. 2 is the left TV structure schematic diagram of Fig. 1.
Fig. 3 is the structural representation of freeze drying filter of the present invention.
In figure, 1, frame, 2, vacuum tank, 3, plate type heat exchanger, 4, air temperature sensor in tank, 5, plate type heat exchanger surface temperature sensor, 6, pressure sensor, 7, freeze drying filter, 8, gas piping, 9, vavuum pump, 10, freon pipeline, 11, refrigerator assembly, 12, controller, 13, evaporimeter, 14, observation panel, 15, flowing water Valve, 16, outlet pipe, 17, metal screen frame, 18, vacuum tank heat-insulation layer, 19, vacuum container cover, 20, freeze drying filter heat-insulation layer.
Detailed description of the invention:
For clearly demonstrating the technical characterstic of this programme, below by detailed description of the invention, and in conjunction with its accompanying drawing, the present invention will be described in detail.
As Figure 1-3, paper document vacuum drier, comprise frame 1 and the vacuum tank 2 that is arranged on frame 1 top, in vacuum tank 2, be provided with horizontally disposed plate type heat exchanger 3, in vacuum tank 2, be provided with temperature sensor and pressure sensor 6, be provided with a freeze drying filter 7 in frame 1 bottom, freeze drying filter 7 is connected respectively with vavuum pump 9 with vacuum tank 2 through gas piping 8, freeze drying filter 7 is connected respectively with refrigerator assembly 11 with plate type heat exchanger 3 through freon pipeline 10, refrigerator assembly 11 comprises compressor and condenser, temperature sensor, pressure sensor 6, vavuum pump 9 and refrigerator assembly 11 are connected with the controller 12 being arranged in frame 1 respectively.
In freeze drying filter 7, be provided with the evaporimeter 13 being connected respectively with refrigerator assembly 11 with plate type heat exchanger 3 through freon pipeline 10, outside freeze drying filter 7, be provided with freeze drying filter heat-insulation layer 20, be provided with observation panel 14 in freeze drying filter 7 bottom one sides, be provided with the outlet pipe 16 with flowing water Valve 15 in freeze drying filter 7 bottoms.
Be laid with metal screen frame 17 at plate type heat exchanger 3 upper surfaces, file to be dried is placed on metal screen frame 17, can better control conduction of velocity and the efficiency of file to be dried institute water content distillation.
Described temperature sensor comprises air temperature sensor 4 and plate type heat exchanger surface temperature sensor 5 in tank, and in tank, air temperature sensor 4 is connected with controller 12 respectively with plate type heat exchanger surface temperature sensor 5.
Tank skin inside at vacuum tank 2 is provided with vacuum tank heat-insulation layer 18, and vacuum tank heat-insulation layer 18 and freeze drying filter heat-insulation layer 20 are polyurethane insulation coating.
When use, first open vacuum container cover 19, file to be dried is placed on the metal screen frame 17 on plate type heat exchanger 3, then close vacuum container cover 19, open the power switch of controller 12, controller 12 is controlled the compressor operating of vavuum pump 9 and refrigerator assembly 11, by plate type heat exchanger 3, the temperature of vacuum tank 2 is reduced, in tank, air temperature sensor 4 and plate type heat exchanger surface temperature sensor 5 are real-time transmitted to temperature signal respectively controller 12, controller 12 is according to these temperature signal control compressor operating, make the air themperature in vacuum tank 2 remain on 0 DEG C, control the three-phase inversion optimal temperature conditions of the wet paper document of water at water, air in the simultaneously continuous extracting vacuum tank 2 of vavuum pump 9, air pressure in vacuum tank 2 is reduced, the pressure signal in vacuum tank 2 is real-time transmitted to controller 12 by pressure sensor 6, controller 12 is worked according to these pressure signal control vavuum pumps 9, make the pressure in vacuum tank 2 remain on 610Pa left and right, control the three-phase inversion best air pressure conditions of the wet paper document of water at water, the gas that in the interior file to be dried of vacuum tank 2, contained ice distillation produces is constantly extracted in freeze drying filter 7, on evaporimeter 13 outer walls of gas in freeze drying filter 7, congeal into ice, after a period of time, controller 12 controls that compressor is of short duration to quit work, make the ice-out Cheng Shui on evaporimeter 13 outer walls, after ice-out on device 13 outer walls to be evaporated is complete, controller 12 is controlled compressor again and is worked on.Observe the water surface to certain altitude by observation panel 14, open the flowing water Valve 15 on freeze drying filter 7 bottom outlet pipes 16, water is emitted from outlet pipe 16, until file to be dried is completely dried, then the environment in vacuum tank 2 is recovered to normal, open vacuum container cover 19, take out dried file.Adopt paper document vacuum drier of the present invention, simple in structure, easy to operate, first the paper document having wet is met an urgent need freezingly, prevent that wet file from continuing damaged, the physical characteristic of recycling water, to being carried out lyophilization processing by the paper document of cold junction, can the effectively anti-sealing l Water Paper matter file dry paper often occurring with open between sticky, drying effect is good, drying time is short, effectively prevent harmful microorganism, the damage to paper document of insect and water, can not cause secondary to damage to file, can meet large quantities of mildewing, the dry requirement of the water logging file of adhesion.
The present invention does not describe part in detail, is those skilled in the art of the present technique's known technology.
Claims (4)
1. a paper document vacuum drier, it is characterized in that: comprise frame and the vacuum tank that is arranged on upper rack, in vacuum tank, be provided with horizontally disposed plate type heat exchanger, in vacuum tank, be provided with temperature sensor and pressure sensor, be provided with a freeze drying filter in frame lower, freeze drying filter is connected respectively with vavuum pump with vacuum tank through gas piping, freeze drying filter is connected respectively with refrigerator assembly with plate type heat exchanger through freon pipeline, temperature sensor, pressure sensor, vavuum pump and refrigerator assembly are connected with rack-mounted controller respectively, in freeze drying filter, be provided with the evaporimeter being connected respectively with refrigerator assembly with plate type heat exchanger through freon pipeline, be provided with freeze drying filter heat-insulation layer outward at freeze drying filter, in freeze drying filter bottom, one side is provided with observation panel, is provided with the outlet pipe with flowing water Valve in freeze drying filter bottom.
2. paper document vacuum drier according to claim 1, is characterized in that: be laid with metal screen frame at plate type heat exchanger upper surface.
3. paper document vacuum drier according to claim 1, it is characterized in that: described temperature sensor comprises air temperature sensor and plate type heat exchanger surface temperature sensor in tank, and in tank, air temperature sensor is connected with controller respectively with plate type heat exchanger surface temperature sensor.
4. paper document vacuum drier according to claim 1, is characterized in that: the tank skin inside at vacuum tank is provided with vacuum tank heat-insulation layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210370213.4A CN102901325B (en) | 2012-09-29 | 2012-09-29 | Paper document vacuum drying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210370213.4A CN102901325B (en) | 2012-09-29 | 2012-09-29 | Paper document vacuum drying machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102901325A CN102901325A (en) | 2013-01-30 |
| CN102901325B true CN102901325B (en) | 2014-08-27 |
Family
ID=47573697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210370213.4A Expired - Fee Related CN102901325B (en) | 2012-09-29 | 2012-09-29 | Paper document vacuum drying machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102901325B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114687243B (en) * | 2020-12-25 | 2023-04-07 | 山东齐元信息技术有限公司 | Chromatographic debonding process for archive bricks |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2315507Y (en) * | 1997-12-08 | 1999-04-21 | 常州健达干燥设备有限公司 | Refrigerating vacuum drying machine |
| CN2695888Y (en) * | 2004-04-29 | 2005-04-27 | 上海远东制药机械总厂 | Vacuum freezing drier |
| JP2010144966A (en) * | 2008-12-17 | 2010-07-01 | Kyowa Shinku Gijutsu Kk | Freeze drying device |
| CN201575661U (en) * | 2009-11-25 | 2010-09-08 | 天津商业大学 | Drying or concentrating device |
| CN202869141U (en) * | 2012-09-29 | 2013-04-10 | 孙洪鲁 | Vacuum drier for paper files |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6935049B2 (en) * | 2003-12-24 | 2005-08-30 | Edward K. Alstat | Method and apparatus for reclaiming effluent from a freeze-drying process, and uses for effluent |
-
2012
- 2012-09-29 CN CN201210370213.4A patent/CN102901325B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2315507Y (en) * | 1997-12-08 | 1999-04-21 | 常州健达干燥设备有限公司 | Refrigerating vacuum drying machine |
| CN2695888Y (en) * | 2004-04-29 | 2005-04-27 | 上海远东制药机械总厂 | Vacuum freezing drier |
| JP2010144966A (en) * | 2008-12-17 | 2010-07-01 | Kyowa Shinku Gijutsu Kk | Freeze drying device |
| CN201575661U (en) * | 2009-11-25 | 2010-09-08 | 天津商业大学 | Drying or concentrating device |
| CN202869141U (en) * | 2012-09-29 | 2013-04-10 | 孙洪鲁 | Vacuum drier for paper files |
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| Publication number | Publication date |
|---|---|
| CN102901325A (en) | 2013-01-30 |
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Effective date of registration: 20220906 Address after: Room B7-002A, Hero Mountain Civil Defense, No. 31, Jingyi Road, Shizhong District, Jinan City, Shandong Province, 250000 Patentee after: Shandong Qiyuan Information Technology Co.,Ltd. Address before: No. 11619, Jingshi Road, Shizhong District, Jinan City, Shandong Province, 250000 Patentee before: Sun Honglu |
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Granted publication date: 20140827 |
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