CN203595372U - Novel heat pump drying device - Google Patents
Novel heat pump drying device Download PDFInfo
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- CN203595372U CN203595372U CN201320786802.0U CN201320786802U CN203595372U CN 203595372 U CN203595372 U CN 203595372U CN 201320786802 U CN201320786802 U CN 201320786802U CN 203595372 U CN203595372 U CN 203595372U
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Abstract
The utility model discloses a novel heat pump drying device which comprises a refrigerant loop, a drying medium loop and a power supplying system. The novel heat pump drying device is characterized in that the refrigerant loop comprises a compressor (1), a main condenser (2), an auxiliary condenser (3), an evaporator (4), a throttle valve (5), a liquid storage device (6), a gas-liquid separator (7), a refrigerant flow control valve (8) and a refrigerant flow control valve (9); the drying medium loop comprises a main condenser fan (10), an auxiliary condenser fan (11), an evaporator fan (12), a drying box (16), air flow control valves (17-1)-(17-17), a water blocking board (14), a rotary dehumidification machine (13) and the like; the power supplying system comprises a solar cell panel (18), a storage battery pack (19), an electric supply terminal(20), a controller (21) and the compressor (1). The novel heat pump drying device can reduce emission of greenhouse gases and environment pollutant, improve the air flow distribution characteristics in the drying box and improve the drying speed and the product quality.
Description
Technical field:
The utility model relates to a kind of Novel heat pump drying device, belongs to heat pump and utilizes technical field.
Background technology:
Energy consumption for drying accounts for significant proportion in national energy consumption.That heat pump has is energy-conservation, drying medium temperature and the advantage such as humidity parameter is adjustable, in dry, has obtained increasing application.In existing heat pump drying device and technical process, still there is the problem of following three aspects: to need to improve: first, account in China's thermal power generation under the background of larger proportion, still can bring indirectly environmental pollution and a large amount of greenhouse gas emissions by the operation of city's electric drive heat pump.Adopt renewable generation of electricity by new energy to drive heat pump drying device, can effectively alleviate environmental pollution and reduce greenhouse gas emission.
Secondly, when, dried material large in drying box space is more, when drying medium flows through drying box cross section, distributing homogeneity is poor, in dry run, variations in temperature and the rate of water loss difference of drying box diverse location place material are larger, cause being dried the at the end dry materials near drying box import department and excessively also do not have bone dry near the material in exit, have affected the quality of final products, therefore the air-supply uniformity that, is necessary to improve drying box is to improve the quality of dry finished product.
Again, in heat pump drying, absorb heat by evaporimeter, pass to condenser through compressor together with compressor power input, in condenser, heat is passed to dry air, too high or obtain suitable baking temperature for fear of condenser temperature, usually establish an auxiliary condenser waste heat is discharged into environment, cause extra energy dissipation.On the other hand, along with the carrying out of heat pump drying is especially in the dry second half section, rate of drying is obviously slower, evaporimeter operating condition variation, and dehumidifying effect reduces.These problems are all urgently to be resolved hurrily.
Utility model content:
The purpose of this utility model is to overcome the deficiency of above-mentioned prior art and a kind of discharge that can reduce greenhouse gases and environmental contaminants is provided, and has improved air-flow distribution character in drying box, has improved the Novel heat pump drying device of rate of drying and product quality.
Object of the present utility model can reach by following measure: a kind of Novel heat pump drying device, it comprises refrigerant loop, drying medium loop and electric power system three parts, it is characterized in that refrigerant loop comprises compressor, compressor connects the first refrigerant flow control valve and second refrigerant flow control valve, second refrigerant flow control valve connects main condenser, the first refrigerant flow control valve connects auxiliary condenser, main condenser is all connected reservoir with auxiliary condenser, reservoir connects choke valve, choke valve connects evaporimeter, evaporimeter connects gas-liquid separator, gas-liquid separator connects compressor, drying medium loop comprises main condenser blower fan, main condenser blower fan is connected with main condenser by air channel, main condenser is by air channel and the first volume damper, the 7th volume damper connects, the 7th volume damper is connected with Bafeng adjustable valve and the 9th volume damper respectively by air channel, the tenth volume damper is connected with the 11 volume damper and the 12 volume damper respectively by air channel, drying box is respectively by air channel and the first volume damper, the tenth volume damper, the 11 volume damper, the second volume damper, the 9th volume damper, Bafeng adjustable valve connects, the 12 volume damper is connected with the 3rd volume damper and the 13 volume damper by air channel, the 3rd volume damper is connected with the 14 volume damper and evaporator fan respectively by air channel, evaporator fan is connected with rotary dehumidifier by air channel, one side of rotary dehumidifier is connected with auxiliary condenser by air channel, auxiliary condenser is connected with auxiliary condenser blower fan by air channel, auxiliary condenser blower fan is connected with the tenth tendencies adjustable valve by air channel, rotary dehumidifier opposite side is connected with the 4th volume damper and tendencies adjustable valve by air channel, the 4th volume damper is connected with evaporimeter by air channel, evaporimeter is connected with water fender by air channel, tendencies adjustable valve is connected with the 6th volume damper and the 16 volume damper by air channel, water fender is connected with the 6th volume damper and the 16 volume damper by air channel, the 6th volume damper is connected with the 17 volume damper and main condenser blower fan respectively by air channel, electric power system comprises solar panel, and solar panel connects batteries, and the electricity that solar panel sends stores in batteries, and batteries is connected with controller, and city's electric connecting terminals is connected with controller, and controller connects compressor.
In order further to realize the purpose of this utility model, described evaporimeter below is provided with drip tray.
The utility model can produce following good effect compared with the prior art: the utility model is made up of refrigerant loop, drying medium loop and three parts of electric power system, refrigerant loop comprises: compressor, main condenser, auxiliary condenser, reservoir, choke valve, evaporimeter, gas-liquid separator, refrigerant flow control valve etc., drying medium loop comprises the blower fan that connected by air channel, drying box, volume damper, water fender, drip tray, rotary dehumidifier etc.Electric power system comprises solar panel, battery, controller etc.Controller is according to accumulator electric-quantity size, determines it is to be combined and provided power for heat pump compressor by battery, civil power or the two.The heat of the drying medium of the evaporimeter absorption chamber outer air in refrigerant loop or outflow drying box, and transferred to condenser heat radiation by compressor, after the heat radiation of drying medium absorptive condenser, enter drying box and heat material to be dried.Under volume damper combination regulating action, the direction flexibly changing of drying medium turnover drying box, realizes the operation alone or in combination of the air inlet/outlet modes such as air-out under upper air inlet is dried, left side air intake right side air-out, the left side air-out of right side air intake.Drying medium dehumidifies by rotary dehumidifier, and utilizes part refrigerant condenses to dispel the heat to regenerate, and realizes the comprehensive utilization of condensation heat.The utlity model has following advantage: one, the utility model is by the solar panel input battery that generates electricity, controller judge that accumulator electric-quantity height determines to combine the compressor in driving heat pump by battery, civil power or the two; Two, by regulating drying box together with the volume damper in airduct, change drying medium by the direction of drying box in the different phase of dry run, realize the flexible conversion of wind direction, to obtain higher dry end product quality; Three, remove the part moisture of the drying medium that flows out drying box by rotary dehumidifier, utilize auxiliary condenser to complete the regenerative process of rotary dehumidifier, avoid the waste of condenser heat, also improved the evaporating temperature of evaporimeter simultaneously, improve the condition of work of evaporimeter, improved the operational efficiency of heat pump; Four, also can realize open type and enclosed heat pump drying cycles by the adjusting of volume damper in airduct.Comprehensively above-mentioned, the utility model by solar electrical energy generation drive compression machine, change drying box inner drying MEDIA FLOW to utilize condensation heat regeneration rotary dehumidifier to realize drying medium dehumidifying, not only improve the effect of heat pump drying, reduce the discharge of greenhouse gases and pollutant, can also improve the quality of dry finished product.Visible, the Novel heat pump drying device the utility model proposes has significant economic benefit, social benefit and environmental benefit.
Accompanying drawing explanation:
Fig. 1 is the structural representation of a kind of embodiment of the present utility model;
Fig. 2 is the structural representation of another kind of embodiment of the present utility model;
The specific embodiment: preferred forms of the present utility model is elaborated below in conjunction with accompanying drawing:
Embodiment 1: a kind of Novel heat pump drying device (referring to Fig. 1), it comprises refrigerant loop, drying medium loop and electric power system three parts.Refrigerant loop comprises compressor 1, main condenser 2, auxiliary condenser 3, evaporimeter 4, choke valve 5, reservoir 6, gas-liquid separator 7, the first refrigerant flow control valve 8, second refrigerant flow control valve 9.Compressor 1 connects the first refrigerant flow control valve 8 and second refrigerant flow control valve 9, second refrigerant flow control valve 9 connects main condenser 2, the first refrigerant flow control valve 8 connects auxiliary condenser 3, main condenser 2 is all connected reservoir 6 with auxiliary condenser 3, reservoir 6 connects choke valve 5, choke valve 5 connects evaporimeter 4, and evaporimeter 4 connects gas-liquid separator 7, and gas-liquid separator 7 connects compressor 1.Drying medium loop comprises main condenser blower fan 10, auxiliary condenser blower fan 11, evaporator fan 12, drying box 16, volume damper 17-1 ~ 17-17, water fender 14, drip tray 15, rotary dehumidifier 13 etc.Main condenser blower fan 10 is connected with main condenser 2 by air channel, main condenser 2 is by air channel and the first volume damper 17-1, the 7th volume damper 17-7 connects, the 7th volume damper 17-7 is connected with Bafeng adjustable valve 17-8 and the 9th volume damper 17-9 respectively by air channel, the tenth volume damper 17-10 is connected with the 11 volume damper 17-11 and the 12 volume damper 17-12 respectively by air channel, drying box 16 is respectively by air channel and the first volume damper 17-1, the tenth volume damper 17-10, the 11 volume damper 17-11, the second volume damper 17-2, the 9th volume damper 17-9, Bafeng adjustable valve 17-8 connects, the 12 volume damper 17-12 is connected with the 3rd volume damper 17-3 and the 13 volume damper 17-13 by air channel, the 3rd volume damper 17-3 is connected with the 14 volume damper 17-14 and evaporator fan 12 respectively by air channel, evaporator fan 12 is connected with rotary dehumidifier 13 by air channel, one side of rotary dehumidifier 13 is connected with auxiliary condenser 3 by air channel, auxiliary condenser 3 is connected with auxiliary condenser blower fan 11 by air channel, auxiliary condenser blower fan 11 is connected with the tenth tendencies adjustable valve 17-15 by air channel, rotary dehumidifier 13 opposite sides are connected with the 4th volume damper 17-4 and tendencies adjustable valve 17-5 by air channel, the 4th volume damper 17-4 is connected with evaporimeter 4 by air channel, evaporimeter 4 belows are provided with drip tray 15, evaporimeter 4 is connected with water fender 14 by air channel, tendencies adjustable valve 17-5 is connected with the 6th volume damper 17-6 and the 16 volume damper 17-16 by air channel, water fender 14 is connected with the 6th volume damper 17-6 and the 16 volume damper 17-16 by air channel, the 6th volume damper 17-6 is connected with the 17 volume damper 17-17 and main condenser blower fan 10 respectively by air channel.Electric power system comprises solar panel 18, batteries 19, city's electric connecting terminals 20, controller 21 and compressor 1.Solar panel 18 connects batteries 19, the electricity that solar panel 18 sends stores in batteries 19, batteries 19 is connected with controller 21, city's electric connecting terminals 20 is connected with controller 21, controller 21 connects compressor 1, and controller 21 is powered to compressor 1 according to batteries priority principle.
When this heat pump drying device operation, the electricity that solar panel 18 sends stores in batteries 19, controller 21 determines it is to be powered for compressor 1 separately by batteries 19 according to the charge capacity of batteries 19, or being combined as compressor 1 by civil power 20 or civil power 20 with batteries 19 powers, compressor 1 electric rear startup operation, concrete dry operation can realize three kinds of operational modes operations: open type is dry, enclosed drying cycles and combination drying circulation.In open type is dry, the 3rd volume damper 17-3, the 6th volume damper 17-6 complete shut-down, the 13 volume damper 17-13, the 14 volume damper 17-14, the 16 volume damper 17-16, the 17 volume damper 17-17 standard-sized sheet operation; In enclosed drying cycles, the 3rd volume damper 17-3, the 6th volume damper 17-6 standard-sized sheet, the 13 volume damper 17-13, the 14 volume damper 17-14, the 16 volume damper 17-16, the 17 volume damper 17-17 complete shut-down operation; In combination drying circulation, the 3rd volume damper 17-3, the 6th volume damper 17-6, the 13 volume damper 17-13, the 14 volume damper 17-14, the 16 volume damper 17-16, the 17 volume damper 17-17 are maximum opening or the operation of part aperture.
When heat pump drying operation, sensible heat and the latent heat of cold-producing medium absorption dehydration medium in evaporimeter 4, after becoming gas, enter gas-liquid separator 7, then after being compressed by compressor 1 steam that becomes HTHP, be divided into two-way respectively through the first refrigerant flow control valve 8, second refrigerant flow control valve 9 enters auxiliary condenser 3 and main condenser 2, heat being passed to outside air in auxiliary condenser 3 raises its temperature, heat being passed to drying medium in main condenser 2 raises its temperature, gas refrigerant heat release in auxiliary condenser 3 and main condenser 2 condenses into liquid and enters reservoir 6, after choke valve 5 throttlings, enter evaporimeter 4 again, continue next circulation.
In closed cycle, evaporator fan 12 does not move, main condenser blower fan 10 and auxiliary condenser blower fan 11 put into operation, drying medium is from drying box 16 flows out, through the 3rd volume damper 17-3, evaporator fan 12 enters rotary dehumidifier 13 remove portion moisture, the regenerating section of rotary dehumidifier 13 is realized by auxiliary condenser 3 loops, outdoor air is through the tenth tendencies adjustable valve 17-15, auxiliary condenser blower fan 11 enters auxiliary condenser 3 and absorbs temperature after heat and raise, this air flows out after entering the regenerating section heat release of rotary dehumidifier 13, rotary dehumidifier 13 is realized circular regeneration.The drying medium flowing out from rotary dehumidifier 13 is divided into two-way, one tunnel tendencies adjustable valve 17-5, another Lu Jing tetra-volume damper 17-4 enter evaporimeter 4, in evaporimeter 4, emit latent heat and part sensible heat, condensate water falls into the rear discharge of drip tray 15, air-out mixes with the first via after water fender 14, by regulating the aperture of the 4th volume damper 17-4 and tendencies adjustable valve 17-5 to realize the regulation of relative humidity of two-way mixing air-out, mix wind and enter main condenser blower fan 10 through the 6th volume damper 17-6, then in main condenser 2, after absorption refrigeration agent heat release, temperature enters drying box 16 after raising.Segmented conversion mode is taked in air intake and the air-out position of drying medium in drying box 16, in dry first half section, the 7th volume damper 17-7, Bafeng adjustable valve 17-8, the 9th volume damper 17-9, the tenth volume damper 17-10, the 11 volume damper 17-11, the 12 volume damper 17-12 full cut-off, the first volume damper 17-1 and the second volume damper 17-2 standard-sized sheet, drying medium flows out from left side air intake, the right side of drying box 16, successively through the first volume damper 17-1, drying box 16, the second volume damper 17-2; At dry interlude, the first volume damper 17-1, the second volume damper 17-2, the 9th volume damper 17-9, the tenth volume damper 17-10 full cut-off, the 7th volume damper 17-7, Bafeng adjustable valve 17-8, the 11 volume damper 17-11, the 12 volume damper 17-12 standard-sized sheet, drying medium flows out from upside air intake, the downside of drying box 16, successively through the 7th volume damper 17-7, Bafeng adjustable valve 17-8, drying box the 16, the 11 volume damper 17-11, the 12 volume damper 17-12; At dry later stage, the first volume damper 17-1, the second volume damper 17-2, Bafeng adjustable valve 17-8, the 11 volume damper 17-11 full cut-off, the 7th volume damper 17-7, the 9th volume damper 17-9, the tenth volume damper 17-10, the 12 volume damper 17-12 standard-sized sheet, drying medium flows out from right side air intake, the left side of drying box 16, successively through the 7th volume damper 17-7, the 9th volume damper 17-9, drying box 16, the tenth volume damper 17-10, the 12 volume damper 17-12.In dry run, realized the conversion of air inlet/outlet direction by the switching of above-mentioned volume damper, be conducive to improve the difference of the dry finished product degree of drying in diverse location place in drying box, in order further to improve the quality of dry finished product, also whole drying stage can be divided into some cycles, within each arid cycle, realize the conversion of drying medium turnover drying box direction.
In open circulation, evaporator fan 12, main condenser blower fan 10 and auxiliary condenser blower fan 11 all put into operation, drying medium is introduced from outdoor air, through the 17 volume damper 17-17, main condenser blower fan 10, then in main condenser 2, after absorption refrigeration agent heat release, temperature enters drying box 16 after raising.The air intake of drying medium in drying box 16 is the same with closed cycle with air-out evolution mode, can take different mapping modes in dry different phase, drying medium flows out after drying box 16, is directly discharged in atmosphere through the 13 volume damper 17-13.
In combination drying circulation, evaporator fan 12, main condenser blower fan 10 and auxiliary condenser blower fan 11 all put into operation, flowing of drying medium is basically identical with closed cycle, difference is following four positions: the one, and drying medium flows out drying box 16 rear portion drying mediums directly drains by the 13 volume damper 17-13, and another part continues circulation through the 3rd volume damper 17-3; The 2nd, drying medium, after the 3rd volume damper 17-3, mixes with the 4th volume damper 17-14 air intake, enters together evaporator fan 12; The 3rd, evaporimeter 4 air-out parts are discharged through the 16 volume damper 17-16, and another part continues circulation through the 16 volume damper 17-6; The 4th, drying medium, after the 6th volume damper 17-6, mixes with the 7th volume damper 17-17 air intake, enters together main condenser blower fan 10.The aperture of above-mentioned volume damper is regulated according to the requirement that regulates parameter automatically by system control.
Embodiment 2: a kind of Novel heat pump drying device (referring to Fig. 2), it is substantially the same manner as Example 1, difference is that the dehumidification portion of rotary dehumidifier 13 is placed in evaporimeter 4 bypass air channels, in this embodiment, can avoid rotary dehumidifier 13 to drying medium dehumidifying excessively, cause drying medium sensible heat heat release in evaporimeter 4 to produce extra energy dissipation.
In above-described embodiment, evaporimeter can be the heat exchanger such as finned tube, plate-fin form, with the medium of cold-producing medium heat exchange can corresponding selection air; Compressor can be direct current compressor, adopts AC compressor etc. after also can increasing inverter parts; Condenser can adopt the heat exchanger of the form such as fin tube type, plate-fin; Choke valve can be thermodynamic valve, electric expansion valve etc.
Claims (2)
1. a Novel heat pump drying device, it comprises refrigerant loop, drying medium loop and electric power system three parts, it is characterized in that refrigerant loop comprises compressor (1), compressor (1) connects the first refrigerant flow control valve (8) and second refrigerant flow control valve (9), second refrigerant flow control valve (9) connects main condenser (2), the first refrigerant flow control valve (8) connects auxiliary condenser (3), main condenser (2) is all connected reservoir (6) with auxiliary condenser (3), reservoir (6) connects choke valve (5), choke valve (5) connects evaporimeter (4), evaporimeter (4) connects gas-liquid separator (7), gas-liquid separator (7) connects compressor (1), drying medium loop comprises main condenser blower fan (10), main condenser blower fan (10) is connected with main condenser (2) by air channel, main condenser (2) is by air channel and the first volume damper (17-1), the 7th volume damper (17-7) connects, the 7th volume damper (17-7) is connected with Bafeng adjustable valve (17-8) and the 9th volume damper (17-9) respectively by air channel, the tenth volume damper (17-10) is connected with the 11 volume damper (17-11) and the 12 volume damper (17-12) respectively by air channel, drying box (16) is respectively by air channel and the first volume damper (17-1), the tenth volume damper (17-10), the 11 volume damper (17-11), the second volume damper (17-2), the 9th volume damper (17-9), Bafeng adjustable valve (17-8) connects, the 12 volume damper (17-12) is connected with the 3rd volume damper (17-3) and the 13 volume damper (17-13) by air channel, the 3rd volume damper (17-3) is connected with the 14 volume damper (17-14) and evaporator fan (12) respectively by air channel, evaporator fan (12) is connected with rotary dehumidifier (13) by air channel, one side of rotary dehumidifier (13) is connected with auxiliary condenser (3) by air channel, auxiliary condenser (3) is connected with auxiliary condenser blower fan (11) by air channel, auxiliary condenser blower fan (11) is connected with the tenth tendencies adjustable valve (17-15) by air channel, rotary dehumidifier (13) opposite side is connected with the 4th volume damper (17-4) and tendencies adjustable valve (17-5) by air channel, the 4th volume damper (17-4) is connected with evaporimeter (4) by air channel, evaporimeter (4) is connected with water fender (14) by air channel, tendencies adjustable valve (17-5) is connected with the 6th volume damper (17-6) and the 16 volume damper (17-16) by air channel, water fender (14) is connected with the 6th volume damper (17-6) and the 16 volume damper (17-16) by air channel, the 6th volume damper (17-6) is connected with the 17 volume damper (17-17) and main condenser blower fan (10) respectively by air channel, electric power system comprises solar panel (18), solar panel (18) connects batteries (19), the electricity that solar panel (18) sends stores in batteries (19), batteries (19) is connected with controller (21), city's electric connecting terminals (20) is connected with controller (21), and controller (21) connects compressor (1).
2. a kind of Novel heat pump drying device according to claim 1, is characterized in that described evaporimeter (4) below is provided with drip tray (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320786802.0U CN203595372U (en) | 2013-12-04 | 2013-12-04 | Novel heat pump drying device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320786802.0U CN203595372U (en) | 2013-12-04 | 2013-12-04 | Novel heat pump drying device |
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| CN203595372U true CN203595372U (en) | 2014-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320786802.0U Expired - Fee Related CN203595372U (en) | 2013-12-04 | 2013-12-04 | Novel heat pump drying device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103644724A (en) * | 2013-12-04 | 2014-03-19 | 烟台大学 | Novel heat pump drying device |
| CN106705590A (en) * | 2016-12-13 | 2017-05-24 | 河南佰衡节能科技股份有限公司 | Heat pump type water heating drying system |
| CN107166891A (en) * | 2017-05-31 | 2017-09-15 | 广西吉宽太阳能设备有限公司 | A kind of Efficient intelligent solar heat pump dryer |
| WO2018107750A1 (en) * | 2016-12-16 | 2018-06-21 | 江苏天舒电器股份有限公司 | Control method and control device for variable-frequency and variable-capacity heat pump hot-air drying system |
| CN110057169A (en) * | 2019-03-12 | 2019-07-26 | 浙江海洋大学 | A kind of aquatic products heat pump type drying apparatus |
| CN115560557A (en) * | 2022-10-08 | 2023-01-03 | 江苏博一环保科技有限公司 | Hot air drying system |
-
2013
- 2013-12-04 CN CN201320786802.0U patent/CN203595372U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103644724A (en) * | 2013-12-04 | 2014-03-19 | 烟台大学 | Novel heat pump drying device |
| CN106705590A (en) * | 2016-12-13 | 2017-05-24 | 河南佰衡节能科技股份有限公司 | Heat pump type water heating drying system |
| WO2018107750A1 (en) * | 2016-12-16 | 2018-06-21 | 江苏天舒电器股份有限公司 | Control method and control device for variable-frequency and variable-capacity heat pump hot-air drying system |
| CN107166891A (en) * | 2017-05-31 | 2017-09-15 | 广西吉宽太阳能设备有限公司 | A kind of Efficient intelligent solar heat pump dryer |
| CN110057169A (en) * | 2019-03-12 | 2019-07-26 | 浙江海洋大学 | A kind of aquatic products heat pump type drying apparatus |
| CN115560557A (en) * | 2022-10-08 | 2023-01-03 | 江苏博一环保科技有限公司 | Hot air drying system |
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Granted publication date: 20140514 Termination date: 20151204 |
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