CN203704619U - Waste heat recovery recycling apparatus - Google Patents

Waste heat recovery recycling apparatus Download PDF

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Publication number
CN203704619U
CN203704619U CN201320891729.3U CN201320891729U CN203704619U CN 203704619 U CN203704619 U CN 203704619U CN 201320891729 U CN201320891729 U CN 201320891729U CN 203704619 U CN203704619 U CN 203704619U
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heat
medium
waste heat
exchange
temperature
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CN201320891729.3U
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向明强
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向明强
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

Abstract

The utility model provides a waste heat recovery recycling apparatus, which comprises a waste heat gathering device and a drying apparatus connected to one end of the waste heat gathering device; a heat exchanger exchanges heat with the waste heat collected by the waste heat gathering device through a medium; and the other end of the waste heat gathering device is connected with the heat exchanger through a pipeline. In the utility model, a cold exchanger is installed to cool the heat medium after heat exchange, therefore, while effects like heating, heat supplying and drying are provided, cold medium is provided to the production place. In this way, waste heat of the recovery drying equipment can be fully recovered, and effects like winter heating and summer cooling can be provided; energy is saved; production cost can be reduced; cold air can be conveyed to a compressor radiator; problem of no overheat protection measure because of incomplete heat radiation due to over high temperature of workshop air is solved, so that the compressor can work normally and service life of the compressor can be prolonged.

Description

A kind of waste heat recovery circulation recycling device
Technical field
The utility model relates to heating, drying field, and what be specifically related to is a kind of waste heat recovery circulation recycling device. 
Background technology
At present at drying corps, timber stoving, food, medicine is dried and at the intaglio press of print field, extruder, when the equipment such as industrial laminating machine are dried, drying unit is dry for material, the high-temperature hot-air of supplying with to equipment, especially when short-term training is dry, just require to there is good aeration-drying condition, need a large amount of air heat of output at short notice to maintain stable temperature, forced air supply in the drying baker of sealing, exhaust, the solvent of gas form, dust and moisture are by the exhaust outlet in drying box, drain into outside drying box, the windy air of high temperature of discharging by exhaust outlet contains solvent and moisture, if while recycling, because not forming forced ventilation drying condition, cause rate of drying obviously to reduce, although recycle the thermal source of the less drying box bottom of a part of damage ratio, the danger that can not decontaminate, in the time using combustible fuel, because of Exhaust Gas, also can cause environmental pollution.In addition, the discharge duct of drying unit is arranged in operation field, most heat exhaust gas is discharged by discharge duct, make the temperature rise of operation field, cause its operating environment severe, especially in summer, providing of cold air just need to add air-conditioning equipment, therefore there is the too high problem of maintenance cost of equipment, the used heat exhaust gas that drying machine is discharged, if discharged to operation field outside, can bring environmental pollution, be arranged on the discharge duct in operation field, make the temperature rise of operation field; Existing waste heat collecting apparatus again; to collect used heat high temperature hot gas after heat exchange and be delivered directly to the rear end of compressor; because easily causing compressor carrying thermic load, such high temperature hot gas increases; cause the overtemperature protection system work of compressor; as auto-breaking; quit work, often can cause like this compressor damage. 
Utility model content
In order to address the above problem, the utility model provides a kind of waste heat recovery circulation recycling device, comprise: use hot system, residual heat collection system, heat-exchange system, evaporative condenser system, cold exchange system, medium replenishment system, cooling system, compressor, concurrent heating system, induction system and discharge system, described residual heat collection system is by the waste heat of the hot system of described use of collecting, deliver to the described heat exchange series medium that described medium replenishment system adds to described heat-exchange system of unifying by described induction system and carry out heat exchange, become high temperature medium, be transported to described cooling system and after concurrent heating system, be sent to the hot system of using, form the first cyclic process, medium after described heat-exchange system is carried out heat exchange is sent in described evaporative condenser system, and described evaporative condenser system absorbs heat energy, supplies with compressor.The heat of compression of compressor is supplied with described cooling system heat energy, after deliver to through concurrent heating system the hot system of use again, formation the second cyclic process; The cold medium that described evaporative condenser system is discharged, carries out heat exchange with the supplementary medium of described medium replenishment system again through cold exchange system, forms low temperature medium, supplies with production environment or equipment by described discharge system, forms the 3rd cyclic process. 
Further, in described the second cyclic process, supply with described cooling system heat energy heat supply entrance, be arranged on the front end of cooling system, for the hot system of 150-250 degree Celsius use. 
Further, in described the 3rd cyclic process, form the temperature range 20-28 degree Celsius of low temperature medium, preferably 25 degrees Celsius. 
Further, the two circulation waste-heat recovery devices of one that the utility model provides, comprise: with hot charging put, surplus heat collection device, heat exchanger, evaporative condenser, medium supplementary device, heat abstractor, afterburner, compressor, conveying device and discharger, described surplus heat collection device and be connected to putting with hot charging of this surplus heat collection device one end; Heat exchanger, the waste heat of described surplus heat collection device being collected by medium carries out heat exchange, and the described surplus heat collection device other end is connected with described heat exchanger by pipeline so that fluid is communicated with; Medium supplementary device, for supplementing new medium; Described medium supplementary device is connected with cool exchanger with described heat exchanger respectively; Discharger, for discharging the medium of processing through cooling, described discharger is connected with described cool exchanger; Afterburner, heats the new medium that carries out heat exchange through described heat exchanger again, and described afterburner is connected with described heat exchanger; Conveying device, is transported to the position of putting with hot charging by the medium that is warmed up to the temperature needing through described afterburner by pipeline.
Further, described cool exchanger uses environmental protection refrigerant R407, R410 or R134a.
Further, the cold medium temperature range that described cool exchanger provides to Workplace is 20-28 degree Celsius. 
Further, the cold medium temperature that described cool exchanger provides to Workplace is 25 degrees Celsius.
Further, described medium is selected air, water or oil, preferentially selects air.
Further, described afterburner is selected electric afterburner. 
Further, on described discharger, dedusting, taste removal or dehydrating unit are housed.
The two circulation waste-heat recovery devices of one of what the utility model provided have waste heat recovery plant, the waste heat of drying plant can be fully reclaimed in this design, the cold medium that can provide to Workplace, play the effect of heating in winter, cooling in summer, so not only can save the energy, can also reduce production costs; Cold wind can also be transported on compressor radiator, compressor is fully dispelled the heat, so not only make compressor normally work, can also extend the life-span of compressor.
Brief description of the drawings
Fig. 1 is that the utility model is connected in the sectional view on low-temperature drier
Fig. 2 is that the utility model is connected in the sectional view on high-temperature drier
Fig. 3 is that the utility model is connected in the sectional view on horizontal drier
Fig. 4 is that the utility model is connected in A-A profile on horizontal drier
101 compressor 102 compressor exhaust pipe 103 compressors go out heat pipe
104 radiator 105 evaporative condenser absorber 106 natural wind imports 1
107 air blast 108 hot blast interchanger 109 natural wind imports 2
110 cold wind isolation interchanger 111 blower fan 112 outlets
Drying baker on 113 cool air hose 114 outlet pipes 115
116 material 117 conveyer belt 118 retainer deflector rolls
119 times drying baker 120 aspiration channel 121 warm-air pipes
122 afterburner 123 cold wind induced-draught fans
201 compressor 202 compressor exhaust pipe 203 compressors go out heat pipe
204 radiator 205 evaporative condenser absorber 206 first air inlets
207 second air inlet 208 air intake air blast 209 heat exchangers
210 the 3rd air inlet 211 cold wind isolation interchanger 212 blower fans
213 outlet 214 cool air hose 215 cold wind induced-draught fans
216 waste heat blast pipe 217 drying baker 218 materials
220 tray paper deflector roll 221 dandy roll 222 reticulate pattern applicator rolls
223 scraper cuttves 224 are coated with liquid bath 225 equipment racks
226 warm-air pipe 227 afterburner 228 high-temperature regions
229 air blasts
301 compressor 302 heat exhausting pipe 303 radiators
304 evaporator tube 305 cold wind isolation interchanger 306 heat exchangers
307 first air inlet 308 cold wind export 309 cold wind isolation interchangers
310 cooling blower fan 311 second air inlet 312 exhaust ducts
313 pump drainage blower fan 314 hot type airduct 315 backheat air ports
316 hot wind outlet 317 air-heater 318 afterburners
319 warm-air pipe 320 air blast 321 backheat gas tanks
322 high temperature backheat districts
Detailed description of the invention
Embodiment 1
Below in conjunction with accompanying drawing 1, the utility model is described in detail, the present embodiment 1 is the equipment that the material drying in a kind of low temperature of the present utility model field has been installed, the temperature range 30-150 degree Celsius of the oven dry that described low temperature field refers to, be for the oven dry of carrying out as the material of crops, grain or coating class, this kind of equipment comprises: surplus heat collection device and the drying unit that is connected to this surplus heat collection device one end, heat exchanger 108, the waste heat of described surplus heat collection device being collected by medium carries out heat exchange, and the described surplus heat collection device other end is connected with described heat exchanger 108 by pipeline so that fluid is communicated with, medium supplementary device, for supplementing new medium, described medium supplementary device is connected with supply media devices, discharger, for discharging the medium of processing through cooling, described discharger is connected with described cool exchanger 105, afterburner 122, heats the new medium that carries out heat exchange through described heat exchanger 108 again, and described afterburner 122 is connected with described heat exchanger 108, conveying device, is transported to by the medium that is warmed up to the temperature needing through described afterburner 122 position that needs heat by pipeline, described a kind of waste-heat recovery device also comprises cool exchanger 105, by the processing of lowering the temperature through the heat medium of heat exchange, the cold medium providing to Workplace, described cool exchanger 105 is connected with the outlet of heat exchanger 108, described drying unit and two circulation waste-heat recovery device, described drying unit comprises drying baker 115, conveyer belt 117, retainer deflector roll 118 and lower drying baker 119, and described material 116 is crops, grain or coating, surplus heat collection device, for collecting the waste heat of firing equipment, described waste-heat recovery device comprises discharges heat pipe 114, waste heat aspiration channel 120, heat exchanger 108, the waste heat of surplus heat collection device being collected by medium carries out heat exchange, described medium can be selected air, water and You Ting, the present embodiment selects air to carry out heat exchange as medium, medium supplementary device, for supplementing new medium, medium supplementary device comprises the first import 109, the second import 106, compressor 101, air blast 101, comprise cool exchanger 105, will collect the waste heat processing of lowering the temperature, medium discharger, for discharging the medium of processing through cooling, comprises blower fan 111, outlet 112, afterburner 122, adds heat supply heat-needing facility again by the waste heat of collecting, comprise conveying device, described conveying device comprises warm-air pipe 121, compressor 101, air blast 107, be transported to drying baker 115 places by be warmed up to the temperature medium needing through afterburner 122, described surplus heat collection device is connected with heat exchanger 108 by pipeline 114, described cold shut is arranged on heat exchanger 108 tops from interchanger 110, described afterburner 122 is connected with heat exchanger 108, described medium discharger is connected from interchanger 110 with cold shut, described conveying device is connected with afterburner 122, the two circulation waste-heat recovery devices of one that the present embodiment provides are designed to an assembly, and the air of each accessory is moved smoothly, therefore combination is provided with the pipe-line equipment of corresponding use.In addition, according to application target and kind, though number and the shape of discrete have difference, contrast below Fig. 1 describe in detail shown in cold, thermal cycle state further illustrates the course of work of the present invention, what described material 116 the present embodiment were selected is crops, grain or coating, first material 116 is placed on the conveyer belt 117 on retainer deflector roll 118, drying unit carries out heating, drying to material 116, object is that the moisture of material 116 inside is evaporated, bake out temperature reaches the temperature that material 116 needs, during as 100 degrees Celsius, drying unit is incubated processing, maintain constant 100 degrees Celsius, material 116 is carried out to the oven dry of lasting certain hour, can produce so a large amount of waste heats, the high-temperature hot-air of discharging in order to reclaim drying baker 115 tops, the top of the drying baker 115 that described surplus heat collection device setting is connected to, the other end is connected with heat exchanger 108 by pipeline 114, described surplus heat collection device enters the high temperature hot gas of collecting the capillary channel of heat exchanger 108 by passage 114, natural wind enters outside the capillary channel of heat exchanger 108 through the second import 106 simultaneously, with in the capillary channel of heat exchanger 108, collect high-temperature hot-air and carry out heat exchange and turn, change high-temperature exhaust air gas into by cryogenic gas, then the temperature that the interior process of radiator 104 afterburner 122 that enters heat exchanger 108 bottoms connections reaches oven dry to be needed is refluxed and is entered drying baker 115 by warm-air pipe 121, material 116 is dried, reach the object of saving the energy, the hot blast that described air blast 107 and compressor 101 are high temperature flows provides power, high-temperature hot-air in the capillary channel of described heat exchanger 108 is through heat exchange, change cryogenic gas into by high-temperature gas, described cryogenic gas enters in the capillary channel of evaporative condenser absorber 105, natural wind enters outside evaporative condenser absorber 105 capillary channels by the first import 109, with in the capillary channel of evaporative condenser absorber 105, collect low temperature hot blast and carry out heat exchange and turn, change cold wind gas into by Low Temperature Thermal gas, the present invention selects environmental protection refrigerant R407, R410 or R134a, the temperature range that can realize described cold wind gas is 20-28 degree Celsius, preferably 25 degrees Celsius, under the effect of cold wind induced-draught fan 123, be transported to workshop by cool air hose 113, play heating in winter, the effect of cooling in summer, so not only can save the energy, can also reduce production costs, cold wind can also be transported on compressor radiator, compressor is fully dispelled the heat, so not only make compressor normally work, can also extend the life-span of compressor, low temperature hot gas in the described capillary channel that enters evaporative condenser absorber 105, owing to having passed through the heat exchange of evaporative condenser absorber 105, temperature is reduced to normal temperature, under the effect of blower fan 111, discharge by exhaust outlet 112, before waste gas is discharged, can also filter, the processing of dedusting, taste removal, dehumidifying, to meet environmental requirement.In addition, a kind of pair of air quantity and the temperature that circulation waste-heat recovery device 10 is also had nothing in common with each other according to condition, so used heat temperature and the air quantity of discharging are also different, because waste heat recoverer is arranged on and drying unit top, so drying waste heat just can utilize almost 100% used heat before by blast pipe generation heat loss, a kind of waste heat recovery circulation recycling device with waste heat recovery plant of the present invention, the used heat occurring on drying unit can reclaim and re-use to greatest extent, produces dry required temperature with a small amount of energy consumption.According to the temperature conditions on probation of drying plant, consider each different compressor reducer of cold-producing medium, after critical-temperature, can make from low temperature to low temperature, or more than middle low temperature heat-generating device, as heat exchanger, the heat pump mode of conventional art is divided into cold air and heating installation, compared with the present invention, the number of fitting parts of installing is more, in addition, when heating installation mode, because being provided at an outer portion with off-premises station, under zero degree weather, its power consumption source is large, also can there is the situation that equipment can not run well, but major part of the present invention is mounted in production equipment space, the equipment operation causing without worry zero degree weather is ineffective, and because of the used heat of recycling production equipment while adding, its energy consumption is stable, equipment is sustainable normal operation also.
Embodiment 2
Below in conjunction with accompanying drawing 2, the utility model is described in detail, the present embodiment 2 is the equipment that the material drying in a kind of vertical high-temperature field of a kind of waste heat recovery circulation recycling system that the utility model provides has been installed, a kind of waste heat recovery circulation recycling system that the utility model provides, comprise: use hot system, residual heat collection system, heat-exchange system, evaporative condenser system, cold exchange system, medium replenishment system, cooling system, compressor, concurrent heating system, induction system and discharge system, described residual heat collection system is by the waste heat of the hot system of described use of collecting, deliver to the described heat exchange series medium that described medium replenishment system adds to described heat-exchange system of unifying by described induction system and carry out heat exchange, become high temperature medium, be transported to described cooling system and after concurrent heating system, be sent to the hot system of using, form the first cyclic process, medium after described heat-exchange system is carried out heat exchange is sent in described evaporative condenser system, and described evaporative condenser system absorbs heat energy, supplies with compressor.The heat of compression of compressor is supplied with described cooling system heat energy, after deliver to through concurrent heating system the hot system of use again, formation the second cyclic process; The cold medium that described evaporative condenser system is discharged, again carry out heat exchange with the supplementary medium of described medium replenishment system through cold exchange system, form low temperature medium, supply with production environment or equipment by described discharge system, form the 3rd cyclic process, in described the second cyclic process, supply with described cooling system heat energy heat supply entrance, be arranged on the front end of cooling system, for the hot system of using of 150-250 degree Celsius, in described the 3rd cyclic process, form the temperature range 20-28 degree Celsius of low temperature medium, preferably 25 degrees Celsius.Described high-temperature field is that the temperature range of drying for materials such as paper, iron sheet or aluminium foils is 150-250 degree Celsius, and this equipment comprises drying unit and a kind of two circulation waste-heat recovery device, and described drying unit comprises drying baker 217; Surplus heat collection device, for collecting the waste heat of firing equipment, described waste-heat recovery device comprises waste heat discharge pipe 216; Heat exchanger 209, the waste heat of surplus heat collection device being collected by medium carries out heat exchange, and described medium can be selected air, water and You Ting, and the present embodiment selects air to carry out heat exchange as medium; Comprise medium supplementary device, for supplementing new medium, medium supplementary device comprises the first air inlet 206, the second air inlet 207, the 3rd air inlet 210, compressor 201, air intake air blast 208; Also comprise cold wind isolation interchanger 211, will collect the waste heat processing of lowering the temperature; Medium discharger, for discharging the medium of processing through cooling, comprises blower fan 219, outlet 213; Afterburner 227, adds heat supply heat-needing facility again by the waste heat of collecting; Also comprise conveying device, described conveying device comprises warm-air pipe 226, compressor 201, air blast 229, and the hot gas that is warmed up to the temperature needing through afterburner 229 is transported to drying baker 217 places; Described surplus heat collection device is connected with heat exchanger 227 by waste heat blast pipe 216, described cold shut is arranged on heat exchanger 209 tops from interchanger 205, described afterburner 227 is connected with heat exchanger 209, described medium discharger is connected from interchanger 205 with cold shut, described conveying device is connected with afterburner 227, the two circulation waste-heat recovery devices of one that the present embodiment provides are designed to an assembly, and the air of each accessory is moved smoothly, and therefore combination is provided with the pipe-line equipment of corresponding use.In addition, according to application target and kind, though number and the shape of discrete have difference, contrast below Fig. 2 describe in detail shown in cold, the two recurrent states of heat, further illustrate the course of work of the present invention, what described material 218 the present embodiment were selected is aluminium foil, first aluminium foil 218 is placed on retainer deflector roll 220, drying unit carries out heating, drying to aluminium foil 218, object is that the moisture of aluminium foil 218 is evaporated, general bake out temperature reaches the temperature that aluminium foil 218 needs, as 200 degrees Celsius, drying unit is incubated processing, maintain stationary temperature, aluminium foil 218 is carried out to the oven dry of lasting certain hour, can produce so a large amount of waste heats, the high-temperature hot-air of discharging in order to reclaim drying baker 217 tops, the left side of the drying baker 217 that described surplus heat collection device is connected to, the other end is connected with heat exchanger 209 by waste heat blast pipe 216, described surplus heat collection device enters the high temperature hot gas of collecting the capillary channel of heat exchanger 209 by waste heat blast pipe 216, natural wind enters outside the capillary channel of heat exchanger 209 through the second air inlet 207 simultaneously, with in the capillary channel of heat exchanger 209, collect high-temperature hot-air and carry out heat exchange and turn, change high-temperature exhaust air gas into by cryogenic gas, then the temperature that the interior process of radiator 204 afterburner 227 that enters heat exchanger 209 bottoms connections reaches oven dry to be needed is refluxed and is entered drying baker 217 by warm-air pipe 226, aluminium foil 218 is dried, described afterburner 227 is selected electric afterburner, reach the object of saving the energy, the hot blast that described air blast 208 and compressor 201 are high temperature flows provides power, high-temperature hot-air in the capillary channel of described heat exchanger 209 is through heat exchange, change cryogenic gas into by high-temperature gas, described cryogenic gas enters in the capillary channel of evaporative condenser absorber 205, natural wind enters outside evaporative condenser absorber 205 capillary channels by triple feed inlet 210, with in the capillary channel of evaporative condenser absorber 205, collect low temperature hot blast and carry out heat exchange and turn, change cold wind gas into by Low Temperature Thermal gas, the present invention selects environmental protection refrigerant R407, R410 or R134a, the temperature range that can realize described cold wind gas is 20-28 degree Celsius, preferably 25 degrees Celsius, under the effect of cold wind induced-draught fan 215, be transported to workshop by cool air hose 214, play heating in winter, the effect of cooling in summer, so not only can save the energy, can also reduce production costs, cold wind can also be transported on compressor radiator, compressor is fully dispelled the heat, so not only make compressor normally work, can also extend the life-span of compressor, low temperature hot gas in the described capillary channel that enters evaporative condenser absorber 205, owing to having passed through the heat exchange of evaporative condenser absorber 205, temperature is reduced to normal temperature, under the effect of blower fan 212, discharge by exhaust outlet 213, before waste gas is discharged, can also filter, the processing of dedusting, taste removal, dehumidifying, to meet environmental requirement.In addition, a kind of pair of air quantity and the temperature that circulation waste-heat recovery device is also had nothing in common with each other according to condition, so used heat temperature and the air quantity of discharging are also different, because waste-heat recovery device is arranged on and drying baker left side and air-tight state, so the waste heat of drying unit occurs just can utilize almost 100% used heat before heat loss by heat exhausting pipe 216.The two circulation waste-heat recovery devices of one of the present invention, the rain heat occurring on drying baker can reclaim and re-use to greatest extent, produces dry required temperature with a small amount of energy consumption.The temperature conditions on probation of with good grounds drying plant again, consider each different compressor reducer of cold-producing medium, after critical-temperature, can make from low temperature to low temperature, or more than middle low temperature heat exchanger, described cold-producing medium is selected environmental protection refrigerant R407, R-410 or R-134a, the heat pump mode of conventional art is divided into cold air and heating installation, compared with the present invention, the number of fitting parts of installing is more, in addition, when heating installation mode, because being provided at an outer portion with off-premises station, under zero degree weather, its power consumption source is large, also can there is the situation that equipment can not run well, but the utility model major part is mounted in production equipment space, the equipment operation causing without worry zero degree weather is ineffective, and because of the used heat of recycling production equipment while adding, its energy consumption is stable, equipment is sustainable normal operation also.
Embodiment 3
Below in conjunction with accompanying drawing 3 and Fig. 4, the utility model is described in detail, the present embodiment 3 is a kind of horizontal equipments that a kind of waste heat recovery circulation recycling device that the utility model provides has been installed, this equipment comprises drying unit and a kind of waste heat recovery circulation recycling device, described drying unit comprises drying unit and surplus heat collection device, described surplus heat collection device is for collecting the waste heat of firing equipment, and described waste-heat recovery device comprises hot discharge pipe 314, backheat air port 315 and hot air duct 319; Heat exchanger 306, the waste heat of surplus heat collection device being collected by medium carries out heat exchange, and described medium can be selected air, water and You Ting, and the present embodiment selects air to carry out heat exchange as medium; Also comprise wind supplementary device, for supplementing new natural wind, wind supplementary device comprises the first air inlet 307, the second air inlet 311, compressor 301, hot air blower 320; Also comprise cold wind isolation interchanger 305, will collect the waste heat processing of lowering the temperature; Discharger, for discharging the wind of processing through cooling, comprises pump drainage blower fan 313, pumping wind pipe 313; Afterburner 318, adds heat supply heat-needing facility again by the waste heat of collecting; Also comprise conveying device, described conveying device comprises hot air duct 319, compressor 301, hot air blower 320, and the hot gas that is warmed up to the temperature needing through the hot gas of afterburner 318 is transported to drying plant place; Described surplus heat collection device is connected with heat exchanger 306 by hot air duct 319, described cold shut is arranged on heat exchanger 306 right sides from interchanger 305, described afterburner 318 is arranged on heat exchanger 306 tops by hot air duct 319, described hot discharger is connected from interchanger 305 with cold shut, described conveying device is connected with afterburner 318, a kind of waste heat recovery circulation recycling device that the present embodiment provides is designed to an assembly, and the air of each accessory is moved smoothly, and therefore combination is provided with the pipe-line equipment of corresponding use.In addition, according to application target and kind, though the number of discrete and shape have difference.
Contrast cold shown in describing in detail of Fig. 3 and Fig. 4 below, thermal cycle state, further illustrate the course of work of the present utility model, the waste heat of described drying unit enters heat exchanger 306 by 315 air ports and carries out heat exchange, natural wind enters heat exchanger 306 from the first air inlet 307 simultaneously, carry out heat exchange, be converted to high temperature hot gas by cryogenic gas, through air blast 301, hot blast is delivered to hot air duct 319, the hot gas to the temperature bake out temperature that has carried out reaching after concurrent heating oven dry and need through electric afterburner 318 again, be transported to the equipment that needs high-temperature hot-air by hot wind outlet 316, high-temperature hot-air in the capillary channel of described heat exchanger 306 is through heat exchange, change cryogenic gas into by high-temperature gas, described cryogenic gas enters in the capillary channel of evaporative condenser absorber 305, natural wind enters outside evaporative condenser absorber 305 capillary channels by the second import 311, with in the capillary channel of evaporative condenser absorber 305, collect low temperature hot blast and carry out heat exchange and turn, change cold wind gas into by Low Temperature Thermal gas, the temperature range of described cold wind gas is 20-28 degree Celsius, preferably 25 degrees Celsius, under the effect of cold wind induced-draught fan 310, be transported to workshop by cold wind air outlet 308, play heating in winter, the effect of cooling in summer, so not only can save the energy, can also reduce production costs, cold wind can also be transported on compressor radiator, compressor is fully dispelled the heat, so not only make compressor normally work, can also extend the life-span of compressor, low temperature hot gas in the described capillary channel that enters evaporative condenser absorber 305, owing to having passed through the heat exchange of evaporative condenser absorber 305, temperature is reduced to normal temperature, under the effect of pump drainage blower fan 313, discharge by exhaust duct 312, before waste gas is discharged, can also filter, the processing of dedusting, taste removal, dehumidifying, to meet environmental requirement.
Those skilled in the art is not departing under the condition of the definite the spirit and scope of the present invention of claims, can also carry out various amendments to above content, therefore scope of the present utility model is not limited in above explanation, but determined by the scope of claims.

Claims (10)

1. a waste heat recovery circulation recycling device, comprise: by hot system, residual heat collection system, heat-exchange system, evaporative condenser system, cold exchange system, medium replenishment system, cooling system, compressor, concurrent heating system, induction system and discharge system, it is characterized in that
Described residual heat collection system is by the waste heat of the hot system of described use of collecting, deliver to the described heat exchange series medium that described medium replenishment system adds to described heat-exchange system of unifying by described induction system and carry out heat exchange, become high temperature medium, be transported to described cooling system and after concurrent heating system, be sent to the hot system of using, form the first cyclic process;
Medium after described heat-exchange system is carried out heat exchange is sent in described evaporative condenser system, described evaporative condenser system absorbs heat energy, supplies with compressor, and the heat of compression of compressor is supplied with described cooling system heat energy, after deliver to through concurrent heating system the hot system of use again, formation the second cyclic process;
The cold medium that described evaporative condenser system is discharged, carries out heat exchange with the supplementary medium of described medium replenishment system again through cold exchange system, forms low temperature medium, supplies with production environment or equipment by described discharge system, forms the 3rd cyclic process.
2. a kind of waste heat recovery circulation recycling device according to claim 1, is characterized in that, supplies with described cooling system heat energy heat supply entrance in described the second cyclic process, is arranged on the front end of cooling system, for the hot system of 150-250 degree Celsius use.
3. a kind of waste heat recovery circulation recycling device according to claim 1, is characterized in that, forms the temperature range 20-28 degree Celsius of low temperature medium in described the 3rd cyclic process.
4. according to a kind of waste heat recovery circulation recycling device described in claims 1 to 3 any one, comprise: with hot charging put, surplus heat collection device, heat exchanger, evaporative condenser, medium supplementary device, heat abstractor, afterburner, compressor, conveying device and discharger, it is characterized in that
Described surplus heat collection device and be connected to putting with hot charging of this surplus heat collection device one end;
Heat exchanger, the waste heat of described surplus heat collection device being collected by medium carries out heat exchange, and the described surplus heat collection device other end is connected with described heat exchanger by pipeline so that fluid is communicated with;
Medium supplementary device, for supplementing new medium, described medium supplementary device is connected with cool exchanger with described heat exchanger respectively;
Discharger, for discharging the medium of processing through cooling, described discharger is connected with described cool exchanger;
Afterburner, heats the new medium that carries out heat exchange through described heat exchanger again, and described afterburner is connected with described heat exchanger;
Conveying device, is transported to the position of putting with hot charging by the medium that is warmed up to the temperature needing through described afterburner by pipeline.
5. a kind of waste heat recovery circulation recycling device according to claim 4, is characterized in that, described cool exchanger uses environmental protection refrigerant R407, R410 or R134a.
6. a kind of waste heat recovery circulation recycling device according to claim 5, is characterized in that, the cold medium temperature range that described cool exchanger provides to Workplace is 20-28 degree Celsius.
7. a kind of waste heat recovery circulation recycling device according to claim 6, is characterized in that, the cold medium temperature that described cool exchanger provides to Workplace is 25 degrees Celsius.
8. a kind of waste heat recovery circulation recycling device according to claim 4, is characterized in that, described medium is selected air, water or oil.
9. a kind of waste heat recovery circulation recycling device according to claim 4, is characterized in that, described afterburner is selected electric afterburner.
10. a kind of waste heat recovery circulation recycling device according to claim 4, is characterized in that, dedusting, taste removal or dehydrating unit are housed on described discharger.
CN201320891729.3U 2013-12-31 2013-12-31 Waste heat recovery recycling apparatus Withdrawn - After Issue CN203704619U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103712436A (en) * 2013-12-31 2014-04-09 向明强 Waste heat recycling system and device
CN105972990A (en) * 2016-06-24 2016-09-28 江门市合益印刷有限公司 Printing workshop afterheat recycling device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103712436A (en) * 2013-12-31 2014-04-09 向明强 Waste heat recycling system and device
CN105972990A (en) * 2016-06-24 2016-09-28 江门市合益印刷有限公司 Printing workshop afterheat recycling device

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