CN105546967A - Direct-heat and constant-temperature circulating heat pump drying machine - Google Patents
Direct-heat and constant-temperature circulating heat pump drying machine Download PDFInfo
- Publication number
- CN105546967A CN105546967A CN201610063975.8A CN201610063975A CN105546967A CN 105546967 A CN105546967 A CN 105546967A CN 201610063975 A CN201610063975 A CN 201610063975A CN 105546967 A CN105546967 A CN 105546967A
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- CN
- China
- Prior art keywords
- condenser
- heat
- air
- heat pump
- evaporimeter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
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- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B3/00—Preparing tobacco in the factory
- A24B3/10—Roasting or cooling tobacco
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
- F26B21/12—Velocity of flow; Quantity of flow, e.g. by varying fan speed, by modifying cross flow area
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B2200/00—Drying processes and machines for solid materials characterised by the specific requirements of the drying good
- F26B2200/22—Tobacco leaves
Abstract
The invention relates to a direct-heat and constant-temperature circulating heat pump drying machine. The direct-heat and constant-temperature circulating heat pump drying machine comprises a machine case, a draught fan arranged in the machine case, an evaporator arranged on the right side of the draught fan, a condenser arranged on the right side of the evaporator, a circulating loop connected with the evaporator and the condenser, a throttling device, a liquid storage tank, a compressor, an air inlet pipe arranged on the throttling device, an electric adjusting valve arranged at the tail end of the air inlet pipe, an air supply pipe arranged on the left side of the condenser, an air returning port formed in the tail end of the air supply pipe, an air outlet formed in the right side of the condenser, and a centrifugal fan arranged in the air outlet, wherein the throttling device, the liquid storage tank and the compressor are arranged on the circulating loop. According to the direct-heat and constant-temperature circulating heat pump drying machine, the air volume can be adjusted through the electric adjusting valve and the centrifugal fan, and the constant-temperature air discharging is achieved; a circulating air flue is formed through the air outlet and the air returning port, exhausted waste heat can be recycled, and the drying efficiency is high. Heat is absorbed through the evaporator, heating of the evaporator is improved, the effect of energy saving is achieved, the work efficiency ratio of a main machine is increased, meanwhile, the structure is simple, and using is convenient.
Description
Technical field
The present invention relates to a kind of heat pump dryer, particularly relate to a kind of directly-heated constant temperature circulating heat pump dryer.
Background technology
Traditional tobacco flue-curing house waste heat does not reclaim, and is directly discharged into outdoor, wastes heat energy in a large number, and traditional dryer thermal source can not Quick for the heat energy of temperature constant, firing rate is slow, and temperature is non-constant, hot-air is directly discharged into outdoor, causes heat recovery rate low.
If China Patent No. is " 201210202763.5 ", patent name is " energy-efficient dense tobacco flue-curing house ", swinging air heat exchanger is mainly utilized to carry out heat exchange, by the heat exchange efficiency of heat exchange efficiency higher than the outer mechanical forced ventilation radiating mode of pipe, utilize the method for the partial fume preheating burner hearth required air after heat exchange to improve the efficiency of combustion of burner hearth, though it can realize the utilization of waste heat, but its waste heat supply temperature utilized can only raise, do not possess the function of constant temperature, and its complex structure, use complexity, inconvenient, machinery production cost is high.Therefore,
For the deficiencies in the prior art, the applicant proposes a kind of by electric control valve and centrifugal blower adjustment air quantity, reaches steady temperature air-out, air outlet and return air inlet form circulation air path, the waste heat of recyclable discharge, drying efficiency is high, is absorbed heat by evaporimeter, improve evaporimeter to heat, reach energy-saving effect, improve host work efficiency ratio, structure is simple, easy to use, quick, a kind of directly-heated constant temperature circulating heat pump dryer that production cost is low really belongs to necessary.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of by electric control valve and centrifugal blower adjustment air quantity, reach steady temperature air-out, air outlet and return air inlet form circulation air path, the waste heat of recyclable discharge, drying efficiency is high, absorbed heat by evaporimeter, improve evaporimeter and heat, reach energy-saving effect, improve host work efficiency ratio, structure is simple, easy to use, quick, a kind of directly-heated constant temperature circulating heat pump dryer that production cost is low.
Further, described blower fan is used for ambient wind to pump to evaporimeter; Described air outlet and return air inlet are used for circulation and stress waste heat, described electric control valve for regulating intake, to ensure steady temperature air-out; Described centrifugal blower is for regulating air supply velocity: the waste heat of described return air inlet can heat through condenser with the new wind mixing air intake of electric control valve; Described evaporimeter is delivered to condenser to after ambient wind heat absorption.
A kind of directly-heated constant temperature circulating heat pump dryer of the present invention, comprise cabinet, and the blower fan be arranged in cabinet, and the evaporimeter be arranged on the right side of blower fan, and the condenser be arranged on the right side of evaporimeter, and connect the closed circuit of evaporimeter and condenser, and the throttling arrangement be arranged on closed circuit, receiver and compressor, and the blast pipe be arranged on above throttling arrangement, and be arranged on the electric control valve of blast pipe end, and the ajutage be arranged on the left of condenser, and be arranged on the return air inlet of ajutage end, and the air outlet be arranged on the right side of condenser, and the centrifugal blower be mounted in air outlet.The present invention is by electric control valve and centrifugal blower quantity-adjustable, realize steady temperature air-out, described air outlet and return air inlet form circulation air path, the waste heat of recyclable discharge, realize drying efficiency high, absorbed heat by evaporimeter, improve evaporimeter and heat, reach energy-saving effect, improve host work efficiency ratio, and structure is simple, easy to use, quick, production cost is low.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of a kind of directly-heated constant temperature circulating of the present invention heat pump dryer.
Detailed description of the invention
In the present embodiment, with reference to shown in Fig. 1, a kind of directly-heated constant temperature circulating heat pump dryer, comprises cabinet 1, and is arranged on the blower fan 2 in cabinet 1, and the evaporimeter 3 be arranged on the right side of blower fan 2, and the condenser 4 be arranged on the right side of evaporimeter 3, and connect the closed circuit 5 of evaporimeter 3 and condenser 4, and be arranged on throttling arrangement 6, receiver 7 and the compressor 8 on closed circuit 5, and the air outlet 9 be arranged on the right side of condenser 4, and be mounted on the centrifugal blower 10 in air outlet 9.
Wherein, be provided with blast pipe 11 above described throttling arrangement 6, the end of described blast pipe 11 is provided with electric control valve 12.
Wherein, the left side of described condenser 4 is provided with ajutage 13, and described blast pipe 11 is arranged in " L " shape of standing upside down with the connection of ajutage 13.
Wherein, the end of described ajutage 13 is provided with return air inlet 14.
Wherein, described blower fan 2 is for pumping to evaporimeter 3 ambient wind; Described air outlet 9 and return air inlet 14 for circulation and stress waste heat, described electric control valve 12 for regulating intake, to ensure steady temperature air-out:
Described centrifugal blower 10 is for regulating air supply velocity; The waste heat of described return air inlet 14 can heat through condenser 4 with the new wind mixing air intake of electric control valve 12: described evaporimeter 3 pairs of ambient wind are delivered to condenser 4 after absorbing heat, and reach energy-saving effect, improves the task performance ratio of main frame.
During work, start centrifugal blower 10, circulation and stress waste heat can be realized by air outlet 9 and return air inlet 14,
By opening electric control valve 12, the new wind entering into ajutage 13 from blast pipe 11 with mix from return air inlet 14 waste heat out after directly can to recycle through the heating of condenser 4 and enter into barn, for barn provides the baking of steady temperature, it achieves by utilizing waste-heat speed fast, reach energy-saving effect, improve the task performance ratio of main frame.Described receiver 7 is for storing cold coal, cold coal flows to closed circuit 5 from receiver 7, through the heat absorption of condenser 4, enters into evaporimeter 3 after the compression refrigeration of compressor 8, after heat absorption by evaporimeter 3 pairs of ambient wind, cold coal flow back into again closed circuit 5 and filters through throttling arrangement 6.Cold coal constantly in closed circuit 5 cocycle circulation, achieves while utilizing waste heat, heats constantly to condenser 4, evaporimeter 3 absorbs heat, and improves evaporimeter 3 and heats, realize heat recovery rate high, for barn provides heat fast, while baking operating efficiency is high, reach energy-conservation effect.
A kind of directly-heated constant temperature circulating heat pump dryer of the present invention, comprise cabinet, and the blower fan be arranged in cabinet, and the evaporimeter be arranged on the right side of blower fan, and the condenser be arranged on the right side of evaporimeter, and connect the closed circuit of evaporimeter and condenser, and the throttling arrangement be arranged on closed circuit, receiver and compressor, and the blast pipe be arranged on above throttling arrangement, and be arranged on the electric control valve of blast pipe end, and the ajutage be arranged on the left of condenser, and be arranged on the return air inlet of ajutage end, and the air outlet be arranged on the right side of condenser, and the centrifugal blower be mounted in air outlet.The present invention is by electric control valve and centrifugal blower quantity-adjustable, realize steady temperature air-out, described air outlet and return air inlet form circulation air path, the waste heat of recyclable discharge, realize drying efficiency high, absorbed heat by evaporimeter, improve evaporimeter and heat, reach energy-saving effect, improve host work efficiency ratio, and structure is simple, easy to use, quick, production cost is low.
Embodiment recited above is only be described the preferred embodiment of the present invention; not protection scope of the present invention is limited; do not departing under the present invention designs spiritual prerequisite; the various distortion that the common engineers and technicians in this area make technical solution of the present invention and improvement, all should fall in protection domain that claims of the present invention determine.
Claims (5)
1. a directly-heated constant temperature circulating heat pump dryer, it is characterized in that: comprise cabinet, and the blower fan be arranged in cabinet, and the evaporimeter be arranged on the right side of blower fan, and the condenser be arranged on the right side of evaporimeter, and connect the closed circuit of evaporimeter and condenser, and be arranged on throttling arrangement, receiver and the compressor on closed circuit, and the air outlet be arranged on the right side of condenser, and be mounted on the centrifugal blower in air outlet.
2. a kind of directly-heated constant temperature circulating heat pump dryer according to claim 1, is characterized in that: be provided with blast pipe above described throttling arrangement, the end of described blast pipe is provided with electric control valve.
3. a kind of directly-heated constant temperature circulating heat pump dryer according to claim 2, is characterized in that: the left side of described condenser is provided with ajutage, and the connection of described blast pipe and ajutage is arranged in " L " shape of standing upside down.
4. a kind of directly-heated constant temperature circulating heat pump dryer according to claim 3, is characterized in that: the end of described ajutage is provided with return air inlet.
5. a kind of directly-heated constant temperature circulating heat pump dryer according to claim 4, is characterized in that: described blower fan is used for ambient wind to pump to evaporimeter; Described air outlet and return air inlet are used for circulation and stress waste heat, described electric control valve for regulating intake, to ensure steady temperature air-out; Described centrifugal blower is for regulating air supply velocity; The waste heat of described return air inlet can heat through condenser with the new wind mixing air intake of electric control valve; Described evaporimeter is delivered to condenser to after ambient wind heat absorption.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610063975.8A CN105546967A (en) | 2016-01-29 | 2016-01-29 | Direct-heat and constant-temperature circulating heat pump drying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610063975.8A CN105546967A (en) | 2016-01-29 | 2016-01-29 | Direct-heat and constant-temperature circulating heat pump drying machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105546967A true CN105546967A (en) | 2016-05-04 |
Family
ID=55826339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610063975.8A Pending CN105546967A (en) | 2016-01-29 | 2016-01-29 | Direct-heat and constant-temperature circulating heat pump drying machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105546967A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106723267A (en) * | 2016-12-15 | 2017-05-31 | 中国烟草总公司广东省公司 | A kind of energy-saving mobile automatically controls tobacco flue-curing house |
| CN112833579A (en) * | 2021-01-22 | 2021-05-25 | 郑州大学 | Multi-mode heat pump tobacco curing system and control method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080216341A1 (en) * | 2007-03-07 | 2008-09-11 | Hiroshi Mukaiyama | Dry air-supplying apparatus and dryer |
| CN202973800U (en) * | 2012-12-10 | 2013-06-05 | 广州九恒新能源有限公司 | Drying dehumidification heat pump unit |
| CN104019643A (en) * | 2013-02-28 | 2014-09-03 | 中国科学院理化技术研究所 | Agricultural product heat pump drying system with waste heat recovery function |
| CN104634072A (en) * | 2014-12-30 | 2015-05-20 | 湖北科阳节能设备有限公司 | Firework powder heat pump constant-temperature dryer |
| CN104621251A (en) * | 2014-12-30 | 2015-05-20 | 湖北科阳节能设备有限公司 | Heat pump grain dryer capable of recycling waste heat |
| CN104664582A (en) * | 2014-12-30 | 2015-06-03 | 湖北科阳节能设备有限公司 | High temperature heat pump-based waste heat recovery curing barn |
| CN205747863U (en) * | 2016-01-29 | 2016-11-30 | 湖北科阳节能设备有限公司 | A kind of directly-heated constant temperature circulating heat pump dryer |
-
2016
- 2016-01-29 CN CN201610063975.8A patent/CN105546967A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080216341A1 (en) * | 2007-03-07 | 2008-09-11 | Hiroshi Mukaiyama | Dry air-supplying apparatus and dryer |
| CN202973800U (en) * | 2012-12-10 | 2013-06-05 | 广州九恒新能源有限公司 | Drying dehumidification heat pump unit |
| CN104019643A (en) * | 2013-02-28 | 2014-09-03 | 中国科学院理化技术研究所 | Agricultural product heat pump drying system with waste heat recovery function |
| CN104634072A (en) * | 2014-12-30 | 2015-05-20 | 湖北科阳节能设备有限公司 | Firework powder heat pump constant-temperature dryer |
| CN104621251A (en) * | 2014-12-30 | 2015-05-20 | 湖北科阳节能设备有限公司 | Heat pump grain dryer capable of recycling waste heat |
| CN104664582A (en) * | 2014-12-30 | 2015-06-03 | 湖北科阳节能设备有限公司 | High temperature heat pump-based waste heat recovery curing barn |
| CN205747863U (en) * | 2016-01-29 | 2016-11-30 | 湖北科阳节能设备有限公司 | A kind of directly-heated constant temperature circulating heat pump dryer |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106723267A (en) * | 2016-12-15 | 2017-05-31 | 中国烟草总公司广东省公司 | A kind of energy-saving mobile automatically controls tobacco flue-curing house |
| CN112833579A (en) * | 2021-01-22 | 2021-05-25 | 郑州大学 | Multi-mode heat pump tobacco curing system and control method thereof |
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Application publication date: 20160504 |
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| RJ01 | Rejection of invention patent application after publication |