CN2153749Y

CN2153749Y - Closed heat-storage drying device

Info

Publication number: CN2153749Y
Application number: CN 93205707
Authority: CN
Inventors: 康狄恩
Original assignee: Individual
Current assignee: Individual
Priority date: 1993-03-15
Filing date: 1993-03-15
Publication date: 1994-01-19
Anticipated expiration: 2003-03-15

Abstract

The utility model relates to a closed heat-storage type drying device which comprises a sealed drying chamber and a drying device which is communicated with the drying chamber, wherein, the drying device is composed of a sealed outer cover and a blower; the inner part of the outer cover forms an air inlet passage and an air outlet passage, and the front part of a mouth of the air outlet passage of the outer cover is provided with a heater. At least two groups of conducting heat pipe heat exchangers are arranged between the air inlet passage and the air outlet passage of the outer cover. Each group of the conducting heat pipe heat exchanger equally comprises an evaporator and a condenser. The conducting heat pipe heat exchangers can condense water contained in the air, and condensation heat can be regained when the water is condensed. Thus, the energy supply quantity can be reduced, and the ambient environment can not be polluted.

Description

Closed heat-storage drying device

The utility model relates to a kind of drying device, particularly relate to a kind of energy supply amount low, not discharging waste gas, be not subjected to the enclosed type heat accumulating type drying device of outside air pollution effect.

The many materials of industrial quarters are before using, store or handling, all need handle through drying and dehydrating, as shown in Figure 1, the traditional drying treating apparatus 1 in the past, after it uses air blast 10 blow air to make air be heated to Fahrenheit 170 degree by Fahrenheit 70 degree through heater 11, blow on the material 12 that is dried to need, make 12 water contents of hot-air evaporation material, become the saturated vapor of about Fahrenheit 140 degree of temperature, discharge by the exit again; This kind processing mode is discharged from after use because of a large amount of hot-airs, and wastes many energy, so the invention of some mode of ameliorating.

Drying device 2 and for example shown in Figure 2, it more includes heat exchanger 23, heat exchanger 23 is made up of condenser 231 and evaporimeter 232, when outside air is pumped in the shell 20 from the inlet 200 of shell 20 by air exhauster 21, air is at first heated to Fahrenheit 120 degree by Fahrenheit 70 degree by the condenser 231 of heat exchanger 23, then air is blowed to heater 22 again and is heated to Fahrenheit 170 degree, then blow to material 24 with the contained moisture content of evaporation material 24, the hot-air that is full of aqueous vapor then through the evaporimeter 232 of over-heat-exchanger 23 to reclaim partly heat, and behind the air of cooling for about Fahrenheit 90 degree, discharge from the outlet 201 of shell 20 again, but so still waste many heats, because the air of discharging still contains a large amount of heats, and become the air of temperature higher (about Fahrenheit 90 degree).

Above-mentioned two kinds in the past the formula drying device except that defective with wasted heat, have more some shortcomings, promptly when air is discharged from, from pollutant, Toxic or the stink etc. that the material that is dried disengaged, all drained into surrounding environment and caused air pollution, or the air that enters from the external world also might pollute thing to be dried, so still remain to be improved on practicality.

Main purpose of the present utility model is to provide a kind of enclosed type heat accumulating type drying device, it is in when operation utilization, can have that the energy supply amount is low, discharging waste gas is polluted surrounding environment, thing to be dried and not polluted by outside air can to reach the purpose that makes thing drying to be dried really.

The purpose of this utility model is realized by following technical scheme.

A kind of enclosed type heat accumulating type drying device, it comprises the hothouse of sealing, the drying device that is connected with hothouse, drying device is by the outer cover that seals and place the air blast in the outer cover to be formed, be separated to form inlet channel and exhaust passage with division board in the outer cover, air blast constantly circulates air between inlet channel, exhaust passage and the hothouse of outer cover, be provided with heater before the exhaust passage outlet of outer cover; Wherein, between the inlet channel of outer cover and exhaust passage, be provided with two groups of heat pipe heat exchangers at least, each group heat pipe heat exchanger has included evaporimeter and condenser two parts, first group of heat pipe heat exchanger all places in the outer cover, and its evaporimeter is positioned in the inlet channel, its condenser is positioned in the exhaust passage, the evaporimeter of second group of heat pipe heat exchanger is positioned in the exhaust passage of outer cover, and be positioned at before the condenser of first group of heat pipe heat exchanger, the condenser of second group of heat pipe heat exchanger is installed on the outside of outer cover.

The purpose of this utility model can also further be realized by following technical scheme.Aforesaid enclosed type heat accumulating type drying device, wherein, also include refrigerating plant, refrigerating plant is made up of compressor, condenser, evaporimeter, compressor is installed on the outside of outer cover, condenser is positioned at after the condenser of first group of heat pipe interchanger, and evaporimeter is positioned at before the condenser of first group of heat pipe interchanger, after the evaporation tube of second group of heat pipe interchanger.Wherein said condenser is a fan.

The utility model compared with prior art, advantage is fairly obvious.

The utility model can make air constantly circulate in a locking device and reach the purpose that makes thing drying to be dried, no waste gas is discharged in dry run, also not having any outside air enters, so can be because of exhaust gas discharging does not cause air pollution, the while does not have entering of outside air yet and makes thing to be dried contaminated; In addition, the utility model is compared and can be found with drying device in the past, the utlity model has the low advantage of energy supply amount, wherein, energy supply amount of the present utility model except that the air blast use amount with in the past quite, the employed quantity of energy of the heater of the utility model drying device can more effectively reduce, with the foregoing description is example, heater of the present utility model only need make air be heated to 200 degree by Fahrenheit 130 degree, the heater of drying device (as shown in Figure 1) then must make air be heated to Fahrenheit 170 degree by normal temperature Fahrenheit 70 degree (23 degree Celsius approximately) in the past, by contrast, obviously as can be known, heater of the present utility model only need promote about Fahrenheit 70 degree of air themperature, heater then must promote about Fahrenheit 100 degree of air themperature in the past, therefore the heater of the present utility model energy supply amount that the heater of drying device need be less more in the past makes design of the present utility model have the low advantage of energy supply amount.

Concrete structure of the present utility model is provided by following examples and accompanying drawing thereof, below by most preferred embodiment and accompanying drawing enclosed type heat accumulating type drying device of the present utility model is elaborated.

Fig. 1 is the structural representation of drying process device in the past.

Fig. 2 is the another kind of structural representation of drying process device in the past.

Fig. 3 is the structural representation of the utility model preferred embodiment.

Fig. 4 is the action schematic diagram of the utility model preferred embodiment heat pipe heat exchanger.

Fig. 5 is the structural representation of another preferred embodiment of the utility model.

At first seeing also shown in Figure 3 is the structural representation of the utility model preferred embodiment, the drying device of present embodiment comprises Packed hothouse 3, the drying device 4 that is connected with hothouse 3, drying device 4 is by the outer cover 40 that seals and place the air blasts 41 in the outer cover 40 to be formed, and be formed with at outer cover 40 appropriate locations, inlet 46,47, go out, inlet 46,47 can directly or with airduct connect going into of hothouse 3, outlet 301,302, air blast 41 places air is constantly entered then again from exporting 46 discharges from the inlet 47 of outer cover 40, and be separated to form inlet channel 401 and exhaust passage 402 with division board 400 in outer cover 40 inside, and be provided with two groups of heat pipe heat exchangers 42 at least in the

inlet channel

401 and 402 of the exhaust passages of

outer cover

40,43, each group heat

pipe heat exchanger

42,43 have included evaporimeter 421,431 with condenser 422,432 liang of parts, first group of heat pipe heat exchanger 42 all places in the outer cover 40, and the evaporimeter 421 of first group of heat pipe heat exchanger 42 is positioned in the inlet channel 401, and condenser 422 then is positioned in the exhaust passage 402; Evaporimeter 431 as for second group of heat pipe heat exchanger 43 is positioned in the exhaust passage 402 of outer cover 40, and be positioned at before the condenser 422 of first group of heat pipe heat exchanger 42, the condenser 432 of second group of heat pipe heat exchanger 43 then is installed on the outside of outer cover 40, and condenser 432 can be cooled off by fan 44 or other modes, is provided with a heater 45 in addition to add hot-air to temperature required before the outlet 46 of outer cover 40.

Cooperate again please that to consult shown in Figure 4 be the action schematic diagram of the utility model preferred embodiment heat pipe heat exchanger, heat pipe heat exchanger of the present utility model is made of sealed tube body 9, be filled with an amount of liquid refrigerant 90 in body 9 inside, body 9 outsides are provided with most fins 91, and the condenser 92, body 9 Lower Halves that make body 9 first halves to constitute to have heat effect can constitute the evaporimeter 93 with cooling effect; The direction of anticipating as shown by arrows as hot-air 94() when flowing through evaporimeter 93, fin 91 is heated and when the heat transmission given liquid refrigerant 90 in the body 9, so liquid refrigerant 90 carries out heat exchange with hot-air 94, wherein liquid refrigerant 90 evaporates by heat to gaseous refrigerant 90 and rises, and is the lower cold air 94 ' of temperature as for 94 coolings of hot-air; Opposite, the direction of anticipating as shown by arrows as cold air 95() when flowing through condenser 92, gaseous refrigerant 90 in the body 9 will carry out heat exchange with cold air 95, gaseous refrigerant 90 is condensed into liquid refrigerant 90 and down flows back to body 9 bottoms because of discharging the heat of cooling, and the heat of cooling that cold air 95 discharges because of absorption refrigerating agent 90 becomes the higher hot-air 95 ' of temperature; Via above explanation, the evaporimeter 93 of heat pipe heat exchanger 9 partly has the effect of cooling air, and condenser 92 partly then has the effect that adds hot-air.

Please look back shown in Figure 3 again, the course of action of present embodiment is that the operation by air blast 41 is constantly flowed and circulation air in hothouse 3 and outer cover 40 formed obturators, at first, air 5 enters in the outer cover 40 via the inlet 47 of outer cover 40, after being heated to Fahrenheit 200 degree by heater 45, again from the outlet 46 of outer cover 40, the inlet 301 of hothouse 3 and by being blown in the hothouse 3, along with hot-air is blown over, thing 31 to be dried becomes the aqueous vapor of its absorption the air 5 of about Fahrenheit 170 degree of temperature and the inlet 47 of discharging again via outer cover 40 from hothouse 3 outlets 302 enters in the outer cover 40, this air 5 that is full of aqueous vapor is during through the evaporimeter 421 of first group of heat pipe heat exchanger 42, to be cooled to Fahrenheit 120 degree, moisture content in the air 5 is condensed and is discharged from drainpipe 423 simultaneously, then cooled air 5 blows evaporimeter 431 to the second heat pipe heat exchanger 43 more, be cooled to Fahrenheit 80 degree once again, moisture content in the air 5 is condensed and is discharged from drainpipe 433 simultaneously, the heat that is absorbed by evaporimeter 431 then drains into the external world via condenser 432, the cold air that has been cooled to about Fahrenheit 80 degree this moment is with the condenser 422 that be blowed again to first group of heat pipe heat exchanger 42, be heated to Fahrenheit 130 degree at this air 5, then air 5 passes through the heating of heater 45 again and makes temperature increase to Fahrenheit 200 degree, again via the outlet 46 of outer cover 40, the inlet 301 of hothouse 3 blows to hothouse 3 interior so that thing 31 dryings that are dried, so constantly heavily cover the aforesaid dry run of circulation, till the thing 31 that is dried reaches certain degree of drying.

Please consulting shown in Figure 5 again is the structural representation of another preferred embodiment of the utility model, in the present embodiment, comprise Packed hothouse 6 equally, and the drying device 7 that is connected with hothouse 6, drying device 7 is by sealing cover 70 and places the air blast 71 in the outer cover 70 to be constituted, and be provided with two groups of heat pipe heat exchangers 72 in the inlet channel 701 and 702 of the exhaust passages of outer cover 70,73, present embodiment more is provided with refrigerating plant 8, refrigerating plant 8 is by compressor 81, condenser 82, evaporimeter 83 is formed, compressor 81 is installed on outside the outer cover 70,82 of condensers are positioned at after the condenser 722 of first group of heat pipe heat exchanger 72, and evaporimeter 83 then is positioned at before the condenser 722 of first group of heat pipe heat exchanger 72 after the evaporation tube 731 with second group of heat pipe heat exchanger 73; When refrigerating plant 8 motions, gaseous coolant is delivered to condenser 82 by compressor 81 and discharges the heat of condensation because of liquefaction, make air be heated, Ye Hua refrigerant is delivered to evaporimeter 83 more subsequently, and be evaporated to gaseous state absorbing airborne heat and to make air cooling, so contained moisture content condenses and discharges from drainpipe 831 in the air; By above explanation as can be known, the design of present embodiment, the heater 45(that the condenser 82 of refrigerating plant 8 can replace previous embodiment as shown in Figure 3), and present embodiment has discharging waste gas not equally and can not cause air pollution and not enter outside air and advantage that thing to be dried can not polluted by outside air, in addition, present embodiment can make the air in the sealing device carry out heat exchange action one time again because of the setting of refrigerating plant 8 more, so can more effectively discharge moisture content contained in the circulating current than previous embodiment.

In sum, the utility model really is one to have the new design of novelty, creativeness and practicality.

Claims

1, a kind of enclosed type heat accumulating type drying device, it comprises the hothouse of sealing, the drying device that is connected with hothouse, drying device is by the outer cover that seals and place the air blast in the outer cover to be formed, be separated to form inlet channel and exhaust passage with division board in the outer cover, air blast constantly circulates air between inlet channel, exhaust passage and the hothouse of outer cover, be provided with heater before the exhaust passage outlet of outer cover; It is characterized in that: between the inlet channel of outer cover and exhaust passage, be provided with two groups of heat pipe heat exchangers at least, each group heat pipe heat exchanger has included evaporimeter and condenser two parts, first group of heat pipe heat exchanger all places in the outer cover, and its evaporimeter is positioned in the inlet channel, its condenser is positioned in the exhaust passage, the evaporimeter of second group of heat pipe heat exchanger is positioned in the exhaust passage of outer cover, and be positioned at before the condenser of first group of heat pipe heat exchanger, the condenser of second group of heat pipe heat exchanger is installed on the outside of outer cover.

2, enclosed type heat accumulating type drying device according to claim 1, it is characterized in that: it also includes refrigerating plant, refrigerating plant is made up of compressor, condenser, evaporimeter, compressor is installed on the outside of outer cover, condenser is positioned at after the condenser of first group of heat pipe interchanger, and evaporimeter is positioned at before the condenser of first group of heat pipe interchanger, after the evaporation tube of second group of heat pipe interchanger.

3, enclosed type heat accumulating type drying device according to claim 1, it is characterized in that: described condenser is a fan.