CN206410476U - A kind of twin-stage high-temperature dehumidification drying plant - Google Patents

A kind of twin-stage high-temperature dehumidification drying plant Download PDF

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Publication number
CN206410476U
CN206410476U CN201621493889.2U CN201621493889U CN206410476U CN 206410476 U CN206410476 U CN 206410476U CN 201621493889 U CN201621493889 U CN 201621493889U CN 206410476 U CN206410476 U CN 206410476U
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temperature
condenser
twin
temperature dehumidification
stage
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李强
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Vic (tianjin) Ltd
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Vic (tianjin) Ltd
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Abstract

The utility model provides a kind of twin-stage high-temperature dehumidification drying plant, including air intake vent, blower fan, high temperature air outlet and low temperature air outlet, the air intake vent, blower fan, high-temperature dehumidification loop, the first closed wind system loop of high temperature air outlet and drying baker formation, the air intake vent, blower fan, low temperature dehumidification loop, the second enclosed air system loop of low temperature air outlet and drying baker formation.Drying baker in the utility model is connected with the air intake vent, high temperature air outlet, low temperature air outlet of this equipment, high temperature air outlet blows high-temperature hot-air to upper strata transfer tape, the air that low temperature air outlet is blowed to lower floor's transfer tape in low temperature hot blast, drying baker leaves drying baker by air intake vent and entered in this equipment;High-temperature dehumidification loop and low temperature dehumidification loop are dehumidified and heated to the return air after distribution, and return air processing speed is greatly improved, and the hot blast temperature control accuracy to high temperature, low temperature is high, and the purpose of twin-stage high-temperature dehumidification drying can be achieved.

Description

A kind of twin-stage high-temperature dehumidification drying plant
Technical field
The utility model belongs to drying and processing technical field, more particularly, to a kind of twin-stage high-temperature dehumidification drying plant.
Background technology
, it is necessary to be filtered to the sludge in sewage in existing urban sewage treatment system, sludge is in sticky fluid It is not disposable, it is necessary to sludge is dried processing under shape body, facilitate subsequent treatment or use.Existing sludge drying device energy Consumption is big, and slower to the drying rate of the wastes such as sludge, dehumidification rate is low, in addition, can be discharged during sludge drying and processing A large amount of waste gas for containing pernicious gas, are impacted to surrounding environment, and are increased exhaust treatment system and can be significantly greatly increased and set Standby cost.
The content of the invention
In view of this, the utility model is directed to a kind of twin-stage high-temperature dehumidification drying plant there is provided double-deck temperature is different Supply air system improve equipment dehumidification rate.
To reach above-mentioned purpose, what the technical solution of the utility model was realized in:
A kind of twin-stage high-temperature dehumidification drying plant, including air intake vent, blower fan, high temperature air outlet and low temperature air outlet, it is described Air intake vent, blower fan, high-temperature dehumidification loop, the first closed wind system loop of high temperature air outlet and drying baker formation, the air intake vent, Blower fan, low temperature dehumidification loop, the second enclosed air system loop of low temperature air outlet and drying baker formation;
The first refrigerant circulation circuit, institute are parallel with high-temperature dehumidification loop, including II-I of condenser, the II-I of condenser State II-I of condenser, II-II of condenser, reservoir II, operating valve II that the first refrigerant circulation circuit includes being sequentially connected, it is dry Dry filter II, heating power expansion valve II, evaporator II, gas-liquid separator II and compressor II;
Low temperature dehumidification loop, including water coil, regenerator cooling passage, evaporator I, evaporator II, regenerator plus The second refrigerant circulation circuit, the second refrigerant circulation circuit bag are parallel with the passage of heat, I-I of condenser, the I-I of condenser Include the I-I of condenser being sequentially connected, I-II of condenser, reservoir I, operating valve I, device for drying and filtering I, heating power expansion valve I, evaporation Device I, gas-liquid separator I and compressor I.
Further, place is provided with air cleaner between the air intake vent and blower fan.
Further, it is additionally provided with axial flow blower I in the I-II of condenser.
Further, the axial flow blower I is arranged on device outer surface.
Further, it is additionally provided with axial flow blower II in the II-II of condenser.
Further, the axial flow blower II is arranged on device outer surface.
Further, it is additionally provided with electric heater between the I-I of condenser and low temperature air outlet.
Further, the blower fan is centrifugal blower or Voluteless fan.
Further, the high-temperature dehumidification loop also includes exhaust purification unit II, and the exhaust purification unit II is arranged on Between II-I of condenser and high temperature air outlet.
Further, the low temperature dehumidification loop also includes exhaust purification unit I, and the exhaust purification unit I is arranged on cold Between I-I of condenser and low temperature air outlet.
Relative to prior art, a kind of twin-stage high-temperature dehumidification drying plant described in the utility model has the advantage that: Upper layer transfers band and lower floor's transfer tape are provided with inside drying baker, thing to be dried is by feeding mouth, upper layer transfers band, lower floor's transmission Band, finally by bottom discharge hole for discharge, drying baker is connected with the air intake vent, high temperature air outlet, low temperature air outlet of this equipment, high temperature Air outlet blows high-temperature hot-air to upper strata transfer tape, and low temperature air outlet is blowed in low temperature hot blast, drying baker to lower floor's transfer tape Air leaves drying baker by air intake vent and entered in this equipment;
Thing humidity is larger for being oven-dried on the conveyer belt of upper strata, is dried using the hot blast of relatively-high temperature, lower floor's conveyer belt On be oven-dried that thing humidity is relatively low, dried using the hot blast of relative low temperature, twin-stage dehumidifying set-up mode can avoid tradition Drying plant in, bottom is sent after hot blast, and the hot blast temperature of upper strata conveyer belt declines rapidly, the relatively low hot-air seasoning of temperature Humidity it is higher be oven-dried the decline that thing causes drying baker Drying Rates;
High-temperature dehumidification loop and low temperature dehumidification loop are dehumidified and heated to the return air after distribution, return air processing speed Rate is greatly improved, and the hot blast temperature control accuracy to high temperature, low temperature is high, and the purpose of twin-stage high-temperature dehumidification drying can be achieved;
High-temperature dehumidification loop and low temperature dehumidification loop all use refrigerant circulation circuit, reduction dehumidification treatments cost, energy-saving ring Protect.
Low temperature dehumidification loop make use of the cooling passage and heating passage that regenerator is staggered, and make use of regenerator to distribute Preheating, saved energy;
Equipment uses closed wind system loop, without moment and extraneous exchange of air, can both improve the processing effect of unit Rate, can also reduce and avoid because of the environmental pollution that air exchange is brought, and be particularly suitable for use in sludge drying, chemicals drying, change The requirement of the special industries such as chemical product drying.
Brief description of the drawings
Constitute a part of accompanying drawing of the present utility model to be used for providing further understanding to of the present utility model, this practicality is new The schematic description and description of type is used to explain the utility model, does not constitute to improper restriction of the present utility model. In accompanying drawing:
Fig. 1 is a kind of structural representation of twin-stage high-temperature dehumidification drying plant described in the utility model embodiment.
Description of reference numerals:
10- air cleaners;11- II-I of condenser;12- water coils;13- regenerators;14- evaporators I;15- evaporators Ⅱ;16- I-I of condenser;17- electric heaters;18- I-II of condenser;19- axial flow blowers I;20- reservoirs I;21- operating valves Ⅰ;22- devices for drying and filtering I;23- heating power expansion valves I;24- gas-liquid separators I;25- compressors I;26- II-II of condenser;27- Axial flow blower II;28- reservoirs II;29- operating valves II;30- devices for drying and filtering II;31- heating power expansion valves II;32- gas-liquids point From device II;33- compressors II;34- drying bakers;35- lower floors transfer tape;36- upper layer transfers bands;37- pressure fan II;38- blows Machine I.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the utility model can To be mutually combined.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ", The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are Based on orientation shown in the drawings or position relationship, it is for only for ease of description the utility model and simplifies description, rather than indicate Or imply that the device or element of meaning must have specific orientation, with specific azimuth configuration and operation, therefore be not understood that For to limitation of the present utility model.In addition, term " first ", " second " etc. are only used for describing purpose, and it is not intended that indicating Or imply relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, " first ", " second " etc. are defined Feature can express or implicitly include one or more this feature.In description of the present utility model, unless separately It is described, " multiple " are meant that two or more.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly Connection;Can be mechanical connection or electrical connection;Can be joined directly together, can also be indirectly connected to by intermediary, It can be the connection of two element internals.For the ordinary skill in the art, on being understood by concrete condition State concrete meaning of the term in the utility model.
1 and describe the utility model in detail in conjunction with the embodiments below with reference to the accompanying drawings.
The utility model provides a kind of twin-stage high-temperature dehumidification drying plant, as shown in figure 1, including air intake vent, blower fan, high temperature Air outlet and low temperature air outlet, the air intake vent, blower fan, high-temperature dehumidification loop, high temperature air outlet and the formation of drying baker 34 first Closed wind system loop, the air intake vent, blower fan, low temperature dehumidification loop, low temperature air outlet and the formation of drying baker 34 second are sealed Wind system loop;
Pressure fan I 38 is set between high temperature air outlet and drying baker 34, sets and send between low temperature air outlet and drying baker 34 Blower fan II 37.Pressure fan I 38 and pressure fan II 37 can increase to the wind supply quantity in drying baker 34, further, pressure fan I 38 And pressure fan II 37 can control the air quantity of the high-temperature gas and cryogenic gas entered in drying baker 34 respectively, to reach to drying work The further Precise control of skill, saves the purpose of the energy.
The first refrigerant circulation is parallel with high-temperature dehumidification loop, including II-I of condenser 11, the II-I of condenser 11 to return Road, first refrigerant circulation circuit includes II-I of condenser 11, II-II of condenser 26, reservoir II 28, the work being sequentially connected Make valve II 29, device for drying and filtering II 30, heating power expansion valve II 31, evaporator II 15, gas-liquid separator II 32 and compressor II 33;
Low temperature dehumidification loop, including the cooling passage of water coil 12, regenerator 13, evaporator I 14, evaporator II 15, return The second refrigerant circulation circuit, described are parallel with the heating passage of hot device 13, I-I of condenser 16, the I-I of condenser 16 Two refrigerant circulation circuits include the I-I of condenser 16 being sequentially connected, I-II of condenser 18, reservoir I 20, operating valve I 21, drying Filter I 22, heating power expansion valve I 23, evaporator I 14, gas-liquid separator I 24 and compressor I 25.
This equipment is used cooperatively with drying baker 34, and drying baker 34 can divide into upstream drying portion and downstream drying portion, wait to dry Dry sequentially passes through feeding mouth, upstream drying portion, downstream drying portion and the discharging opening of bottom, is specifically as follows upper layer transfers band 36 And lower floor's transfer tape 35, the high temperature air outlet of this equipment blows high-temperature hot-air to upper strata transfer tape 36, and low temperature air outlet is to lower floor The air that transfer tape 35 is blowed in low temperature hot blast, drying baker 34 leaves drying baker 34 by air intake vent and entered in this equipment and shape Into circulation wind path.
Traditional drying mode, hot blast is sent using bottom, and due to being oven-dried on the conveyer belt of upper strata, thing humidity is larger, temperature Relatively low, lower floor's conveyer belt is oven-dried that thing humidity is smaller, temperature is of a relatively high, the difference and difference of this temperature and humidity The drying efficiency caused is lowly that traditional furnace drying method is insurmountable, send hot blast, the air-supply of side wall still to go back even with top Similar Problems can be caused, the present apparatus employs a set of equipment, by rationally setting two sets of refrigerant circulation circuits, recycling evaporation Device simultaneously improves refrigerating efficiency, reduces energy expenditure, not only can reduce dehumidification treatments cost but also meet the environment of energy-conserving and environment-protective It is required that.The return air after distribution is dehumidified and heated by providing high-temperature dehumidification loop and low temperature dehumidification loop respectively, High-temperature hot-air is blowed to upper strata transfer tape 36 by high temperature air outlet respectively, blowed by low temperature air outlet to lower floor's transfer tape 35 Low temperature hot blast, twin-stage high-temperature dehumidification drying and processing, the drying efficiency for treating drying object is greatly improved.
The return air for leaving drying baker 34 is humid air, and temperature is 60 DEG C or so, the high-temperature hot-air temperature that high temperature air outlet is blowed Degree is between 65 DEG C~80 DEG C, and the low temperature hot blast temperature that low temperature air outlet is blowed is between 40 DEG C~70 DEG C.
Low temperature dehumidification loop make use of the cooling passage and heating passage that regenerator 13 is staggered, and make use of regenerator 13 The preheating distributed, has saved energy;
Equipment uses closed wind system loop, without moment and extraneous exchange of air, can both improve the processing effect of unit Rate, can also reduce and avoid because of the environmental pollution that air exchange is brought, and be particularly suitable for use in sludge drying, chemicals drying, change The requirement of the special industries such as chemical product drying.
Place is provided with air cleaner 10 between the air intake vent and blower fan.Air cleaner 10 can filter out big in return air Granule foreign, protects the service life of the normal operation of each equipment and protection equipment in follow-up wind path.
Axial flow blower I 19 is additionally provided with the I-II of condenser 18.
The axial flow blower I 19 is arranged on device outer surface.
Axial flow blower II 27 is additionally provided with the II-II of condenser 26.
The axial flow blower II 27 is arranged on device outer surface.
Axial flow blower I 19 and axial flow blower II 27 can strengthen the heat radiation energy of I-II of condenser 18 and II-II of condenser 26 Power, usual axial flow blower I 19 and axial flow blower II 27 are external in equipment surface.
Electric heater 17 is additionally provided between the I-I of condenser 16 and low temperature air outlet.
Due to preferably operation dehumidifying drying state can not be reached when equipment just brings into operation, by setting electrical heating Device 17 can improve the speed and efficiency of equipment dehumidifying drying and heating when equipment is just run, and can be closed after equipment normal operation Lid electric heater 17.
The blower fan is centrifugal blower or Voluteless fan, and blower fan is not limited to above-mentioned form.
The high-temperature dehumidification loop also includes exhaust purification unit II, and the exhaust purification unit II is arranged on II-I of condenser Between 11 and high temperature air outlet.
The low temperature dehumidification loop also includes exhaust purification unit I, and the exhaust purification unit I is arranged on I-I of condenser 16 Between low temperature air outlet.
Exhaust purification unit can filter out the poisonous and harmful substance in air, such as sulfur dioxide.Exhaust purification unit can Think desulfurizer, desulfurizer can be desulfurizing tower.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc. should be included in the utility model Protection domain within.

Claims (10)

1. a kind of twin-stage high-temperature dehumidification drying plant, it is characterised in that:Go out including air intake vent, blower fan, high temperature air outlet and low temperature Air port, the air intake vent, blower fan, high-temperature dehumidification loop, the first closed wind system loop of high temperature air outlet and drying baker formation, institute State air intake vent, blower fan, low temperature dehumidification loop, the second enclosed air system loop of low temperature air outlet and drying baker formation;
The first refrigerant circulation circuit, described are parallel with high-temperature dehumidification loop, including II-I of condenser, the II-I of condenser One refrigerant circulation circuit includes the II-I of condenser being sequentially connected, II-II of condenser, reservoir II, operating valve II, dry filter Device II, heating power expansion valve II, evaporator II, gas-liquid separator II and compressor II;
Low temperature dehumidification loop, including water coil, regenerator cooling passage, evaporator I, evaporator II, regenerator heating lead to Be parallel with the second refrigerant circulation circuit in road, I-I of condenser, the I-I of condenser, second refrigerant circulation circuit include according to I-I of condenser of secondary connection, I-II of condenser, reservoir I, operating valve I, device for drying and filtering I, heating power expansion valve I, evaporator I, Gas-liquid separator I and compressor I.
2. a kind of twin-stage high-temperature dehumidification drying plant according to claim 1, it is characterised in that:The air intake vent and blower fan Between place be provided with air cleaner.
3. a kind of twin-stage high-temperature dehumidification drying plant according to claim 1, it is characterised in that:In the I-II of condenser It is additionally provided with axial flow blower I.
4. a kind of twin-stage high-temperature dehumidification drying plant according to claim 3, it is characterised in that:The axial flow blower I is set Put in device outer surface.
5. a kind of twin-stage high-temperature dehumidification drying plant according to claim 1, it is characterised in that:II-the II of condenser On be additionally provided with axial flow blower II.
6. a kind of twin-stage high-temperature dehumidification drying plant according to claim 5, it is characterised in that:The axial flow blower II is set Put in device outer surface.
7. a kind of twin-stage high-temperature dehumidification drying plant according to claim 1, it is characterised in that:I-the I of condenser with Electric heater is additionally provided between low temperature air outlet.
8. a kind of twin-stage high-temperature dehumidification drying plant according to claim 1, it is characterised in that:The blower fan is centrifugation wind Machine or Voluteless fan.
9. a kind of twin-stage high-temperature dehumidification drying plant according to claim 1, it is characterised in that:The high-temperature dehumidification loop Also include exhaust purification unit II, the exhaust purification unit II is arranged between II-I of condenser and high temperature air outlet.
10. a kind of twin-stage high-temperature dehumidification drying plant according to claim 1, it is characterised in that:The low temperature dehumidification is returned Road also includes exhaust purification unit I, and the exhaust purification unit I is arranged between I-I of condenser and low temperature air outlet.
CN201621493889.2U 2016-12-30 2016-12-30 A kind of twin-stage high-temperature dehumidification drying plant Active CN206410476U (en)

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Application Number Priority Date Filing Date Title
CN201621493889.2U CN206410476U (en) 2016-12-30 2016-12-30 A kind of twin-stage high-temperature dehumidification drying plant

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Application Number Priority Date Filing Date Title
CN201621493889.2U CN206410476U (en) 2016-12-30 2016-12-30 A kind of twin-stage high-temperature dehumidification drying plant

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108296143A (en) * 2017-12-15 2018-07-20 陕西北人印刷机械有限责任公司 A kind of efficient cryogenic drying system of water based paint

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108296143A (en) * 2017-12-15 2018-07-20 陕西北人印刷机械有限责任公司 A kind of efficient cryogenic drying system of water based paint

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