CN101191697A - Low temperature drying system arrangement - Google Patents
Low temperature drying system arrangement Download PDFInfo
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- CN101191697A CN101191697A CNA2006101367653A CN200610136765A CN101191697A CN 101191697 A CN101191697 A CN 101191697A CN A2006101367653 A CNA2006101367653 A CN A2006101367653A CN 200610136765 A CN200610136765 A CN 200610136765A CN 101191697 A CN101191697 A CN 101191697A
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- hothouse
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Abstract
The present invention relates to a low-temperature drying system device and mainly solves the problems of safety, environmental protection and energy conservation in the prior art. The inside of the device forms a space for circulation of heat-conducting medium and comprises a liquid medium circulation loop, a heat exchanger and an air medium circulation loop; the invention is also provided with an auxiliary device for preheating, dehumidification, temperature reduction, etc. and can rapidly reduce the relative humidity of air in a dry chamber, has obvious effect on energy saving and drying, is convenient to achieve automatic operation and is in particular suitable for low-temperature drying of fireworks, medicine and crops.
Description
Background technology
The present invention relates to low temperature drying system arrangement, particularly the low temperature drying system arrangement of fireworks and firecrackers medicine and crops.
Technical field
In the fireworks and firecrackers industry, need carry out drying to the firework medicine, baking temperature is low more, produce saferly, the pharmaceutical drying temperature can not be higher than 80 ℃ usually, when crops are carried out drying, temperature also there is specific (special) requirements, usually near dry under the normal temperature, can make crops keep original nutritional labeling and color and luster, the said low temperature of the present invention is meant the particular range of hothouse temperature between normal temperature and 80 ℃.With the fireworks and firecrackers drying is example, prior art is used boiler and coal-fired heating usually, have the following disadvantages: the one, high-temperature vapor is transported to radiator in the hothouse by pipeline, because boiler self is dangerous high, for ensuring safety in production, boiler need be arranged on the place away from hothouse, cause conveyance conduit long, the a large amount of losses of high-temperature steam heat before entering radiator,, be unfavorable for energy savings; The 2nd, the drying device of prior art, hothouse carry out drying under the non-tight state, and do not have heat-insulation layer in the hothouse, cause the heat energy severe attrition; Three are to use coal-fired heating, and the cinder and the waste gas of its generation have pollution to environment, are unfavorable for environmental protection.
Summary of the invention
The objective of the invention is to provide a kind of dry at low temperatures drying system device, make the air absolute humidity that is input in the hothouse low, safety and environmental protection has the energy-conservation and indoor material miscellaneous function of wind cold drying, is convenient to the dry and staff of firework powder and enters and pick and place medicine in the hothouse.
Technical scheme of the present invention is achieved in that low temperature drying system arrangement, is mainly an inner space that constitutes the heat-conducting medium circulation, it is characterized in that: comprise liquid medium closed circuit 1, heat exchanger 2 and air dielectric closed circuit 3;
Described liquid medium closed circuit 1 has electric heater 11 and liquid pump 12, and electric heater 11 and liquid pump 12 are connected to form closed circuit with heat exchanger 2 by liquid conduits assembly 13;
Described air dielectric closed circuit has hothouse 31, blower fan 32, air drying cabinet 33, first air shut-off valve 341 and second air shut-off valve 342, is connected to form the sealing and circulating loop by the first wind conduit tube component 351 and the second wind conduit tube component 352,
A) hothouse 31 inwalls are provided with heat-insulation layer 311, in the space that heat-insulation layer 311 is surrounded hot blast jet pipe 36 are set, and the tube wall of hot blast jet pipe 36 is provided with some fumaroles 361,
B) the first wind conduit tube component, 351 1 ends connect heat exchanger 2, and the middle part is provided with first air shut-off valve 341, and the other end is separated into some bodys and connects hothouse 31 tops respectively and connect with hothouse 31 inner chambers,
C) the second wind conduit tube component, 352 1 ends connect heat exchanger 2, and the middle part is provided with blower fan 32, air drying cabinet 33 and second air shut-off valve 342, and the other end connects the hot blast jet pipe 36 in the hothouse, place drier in the air drying cabinet.
As improvement of the present invention, connect air bleeding valve 343 and pre-heating intaking valve 344 respectively on the first wind conduit tube component 351 at first air shut-off valve, 341 two ends, on the second wind conduit tube component 352 of air-out one end of second air shut-off valve 342, connect cooling intake valve 345, control so that hothouse is carried out preheating, hydrofuge and cooling.
Advantage of the present invention mainly shows following three aspects: the one, owing to adopt electric-heating technology, have the function of safety and environmental protection, and do not need to be provided with very long hot gas duct, do not produce environmental pollution; The 2nd, owing to be in airtight air circulation loop, to use the air drying cabinet dry air, also can carry out drying at normal temperatures, have extremely low absolute humidity before making air enter hothouse, raise with heating-up temperature to air, make the interior material of hothouse obtain rapid draing, energy-saving effect is obvious; The 3rd, be convenient to realize automation control, also be convenient to the staff simultaneously and enter and pick and place material in the hothouse.
Description of drawings
Fig. 1 is the structural principle schematic diagram of first embodiment of the invention;
Fig. 2 is the structural principle schematic diagram of second embodiment of the invention.
Symbol description among the figure
1 liquid medium closed circuit
11 electric heaters
12 liquid pumps
13 liquid conduits assemblies
2 heat exchangers
3 air dielectric closed circuits
31 hothouses
311 heat-insulation layers
32 blower fans
33 air drying cabinets
341 first air shut-off valves
342 second air shut-off valves
343 air bleeding valves
344 pre-heating intaking valves
345 cooling intake valves
351 first wind conduit tube components
352 second wind conduit tube components
36 hot blast jet pipes
361 fumaroles
4 temperature sensors
5 humidity sensors
6 automatic controllers
The specific embodiment
Below in conjunction with accompanying drawing to the detailed description of the invention
The basic technical scheme of embodiment 1, this low temperature drying system arrangement with reference to Fig. 1, comprises liquid medium closed circuit 1, heat exchanger 2 and air dielectric closed circuit 3, adopts water as liquid thermal conductivity media,
Described liquid medium closed circuit 1 has electric heater 11 and liquid pump 12, and electric heater 11 and liquid pump 12 are connected to form closed circuit with heat exchanger 2 by liquid conduits assembly 13; Adopt water pump as the liquid pump, form hot water circuit by water pump and electrical heating.
Described air dielectric closed circuit has hothouse 31, blower fan 32, air drying cabinet 33, first air shut-off valve 341 and second air shut-off valve 342, is connected to form the sealing and circulating loop by the first wind conduit tube component 351 and the second wind conduit tube component 352.
Hothouse 31 inwalls are provided with heat-insulation layer 311, in the space that heat-insulation layer 311 is surrounded hot blast jet pipe 36 are set, and the tube wall of hot blast jet pipe 36 is provided with some fumaroles 361, and hothouse 31 has the hothouse door of good seal, and the hothouse door is in air-tight state during use.
The first wind conduit tube component, 351 1 ends connect heat exchanger 2, and the middle part is provided with first air shut-off valve 341, and the other end is separated into some bodys and connects hothouse 31 tops respectively and connect with hothouse 31 inner chambers.
The second wind conduit tube component, 352 1 ends connect heat exchanger 2, and the middle part is provided with blower fan 32, air drying cabinet 33 and second air shut-off valve 342, and the other end connects the hot blast jet pipe 36 in the hothouse, place drier in the air drying cabinet.
The operation principle of basic technical scheme: open first and second air shut-off valve, start-up system, water is heated in closed circuit, high-temperature water is by the air in the heat exchanger heats air dielectric closed circuit, from the fumarole ejection of hot blast jet pipe, the material in the hothouse is carried out drying after the drier drying in the moisture content process air drying cabinet in the hot gas.
Connect air bleeding valve 343 and pre-heating intaking valve 344 respectively on the first wind conduit tube component 351 at first air shut-off valve, 341 two ends, on the second wind conduit tube component 352 of air-out one end of second air shut-off valve 342, connect cooling intake valve 345.
Preheating hydrofuge operation principle: close first air shut-off valve 341, second air shut-off valve 342 and cooling intake valve 345, open air bleeding valve 343 and pre-heating intaking valve 344, can carry out air preheat, discharge a part of steam to hothouse 31.
The cooling operation principle: close first air shut-off valve 341, second air shut-off valve 342 and pre-heating intaking valve 344, open air bleeding valve 343 and cooling intake valve 345, can be to hothouse 31 coolings, be convenient to the staff and enter in the hothouse 31 and pick and place material.
Claims (2)
1. low temperature drying system arrangement is mainly an inner space that constitutes the heat-conducting medium circulation, it is characterized in that: comprise liquid medium closed circuit [1], heat exchanger [2] and air dielectric closed circuit [3];
Described liquid medium closed circuit [1] has electric heater [11] and liquid pump [12], and electric heater [11] and liquid pump [12] are connected to form closed circuit with heat exchanger [2] by liquid conduits assembly [13];
Described air dielectric closed circuit has hothouse [31], blower fan [32], air drying cabinet [33], first air shut-off valve [341] and second air shut-off valve [342], be connected to form the sealing and circulating loop by the first wind conduit tube component [351] and the second wind conduit tube component [352]
A) hothouse [31] inwall is provided with heat-insulation layer [311], in the space that heat-insulation layer [311] is surrounded hot blast jet pipe [36] is set, and the tube wall of hot blast jet pipe [36] is provided with some fumaroles [361],
B) the first wind conduit tube component [351] one ends connect heat exchanger [2], and the middle part is provided with first air shut-off valve [341], and the other end is separated into some bodys and connects hothouse [31] top respectively and connect with hothouse [31] inner chamber,
C) the second wind conduit tube component [352] one ends connect heat exchanger [2], and the middle part is provided with blower fan [32], air drying cabinet [33] and second air shut-off valve [342], and the other end connects the hot blast jet pipe [36] in the hothouse, place drier in the air drying cabinet.
2. low temperature drying system arrangement according to claim 1 is characterized in that:
A) connect air bleeding valve [343] and pre-heating intaking valve [344] respectively on the first wind conduit tube component [351] at first air shut-off valve [341] two ends, go up at the second wind conduit tube component [352] of air-out one end of second air shut-off valve [342] and connect cooling intake valve [345];
B) temperature sensor [4], humidity sensor [5] are set in hothouse [31].
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101367653A CN101191697A (en) | 2006-11-29 | 2006-11-29 | Low temperature drying system arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101367653A CN101191697A (en) | 2006-11-29 | 2006-11-29 | Low temperature drying system arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101191697A true CN101191697A (en) | 2008-06-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006101367653A Pending CN101191697A (en) | 2006-11-29 | 2006-11-29 | Low temperature drying system arrangement |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102538431A (en) * | 2012-02-23 | 2012-07-04 | 谭锐 | Safety type intelligent and efficient drying fan |
| CN102564240A (en) * | 2012-03-07 | 2012-07-11 | 天津瑞华云电力电子技术有限公司 | Intelligent control device for drying bright beads of fireworks and firecrackers |
| CN102645135A (en) * | 2012-04-18 | 2012-08-22 | 柳真 | Flexible automatic production system for combined firework |
| CN108562151A (en) * | 2018-05-25 | 2018-09-21 | 江苏普睿冠机械科技有限公司 | A kind of ceramic beaverboard automatic multi-layer drying system |
| CN113277921A (en) * | 2021-06-25 | 2021-08-20 | 长沙华秦高新科技有限公司 | Fireworks grain baking device |
-
2006
- 2006-11-29 CN CNA2006101367653A patent/CN101191697A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102538431A (en) * | 2012-02-23 | 2012-07-04 | 谭锐 | Safety type intelligent and efficient drying fan |
| CN102564240A (en) * | 2012-03-07 | 2012-07-11 | 天津瑞华云电力电子技术有限公司 | Intelligent control device for drying bright beads of fireworks and firecrackers |
| CN102564240B (en) * | 2012-03-07 | 2014-11-19 | 天津瑞华云电力电子技术有限公司 | Intelligent control device for drying bright beads of fireworks and firecrackers |
| CN102645135A (en) * | 2012-04-18 | 2012-08-22 | 柳真 | Flexible automatic production system for combined firework |
| CN108562151A (en) * | 2018-05-25 | 2018-09-21 | 江苏普睿冠机械科技有限公司 | A kind of ceramic beaverboard automatic multi-layer drying system |
| CN108562151B (en) * | 2018-05-25 | 2024-02-20 | 江苏普睿冠机械科技有限公司 | Automatic multilayer drying system of ceramic fiber board |
| CN113277921A (en) * | 2021-06-25 | 2021-08-20 | 长沙华秦高新科技有限公司 | Fireworks grain baking device |
| CN113277921B (en) * | 2021-06-25 | 2024-02-13 | 长沙华秦高新科技有限公司 | Firework powder particle baking device |
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