Heat pump dryer
Technical field
The utility model belongs to drying plant technical field, particularly relates to the large-scale drying plant used in the storage drying chambers such as cereal in agricultural production, matrimony vine, medicinal material.
Background technology
Along with the development of agricultural production and industrial equipment, indoor drying technology become promote agricultural industrialization process must obligato means.In agricultural production, many agricultural product such as paddy, wheat, corn, matrimony vine, medicinal material all need through airing and oven dry, and common airing time long, ted often, cause the production cycle long, the unfavorable factors such as human cost is high, become a stumbling-block of industrialization process.Under this background elementary, baking room technology is dried drying to solution and is played an important role.
In existing market, the baking room of drying for grain and matrimony vine class generally adopts solar drying and heat pump drying technology.Generally small-sized baking room uses air source heat pump, directly configured by air source heat pump and be arranged in baking room.When baking room is larger, firing equipment demand is large, not only great in constructing amount, and stringing is loaded down with trivial details, later stage debugging trouble, artificial for a long time consuming time, for whole engineering brings serious obstruction and too high cost.
Summary of the invention
The purpose of this utility model is backward in technique in order to solve baking room drying plant, installs inconvenience, long construction period, and the problem of debugging inconvenience, provides a kind of enclosed Novel heat pump dryer with dehumidification function.
To achieve these goals, technical scheme provided by the utility model to adopt novel case construction, by air source heat pump technology, air heat-exchange technology and dehumidifying technology reasonable combination, Integrated manufacture goes out the closed heat pump dryer with heat exchange, dehumidifying and heating function.
The utility model heat pump dryer is installed by casing, blower fan, air heat exchanger, condenser, evaporimeter and air pressure pump fixed Combination and is formed; Casing is the case structure of closed, front end offers one group of indoor circulation blower fan mouth, rear end offers one group of outdoor circulating wind machine mouth, airtight independently room air heating clamber and outdoor air heat collecting chamber before and after inside is divided into by dividing plate, room air heating clamber top is provided with exhaust cavity, and outdoor air heat collecting chamber top is provided with air inlet cavity; Room air heating clamber top evenly offers indoor air circulation mouth; Outdoor air heat collecting chamber outer wall evenly offers one group of pore; Air inlet and exhaust outlet are independently installed with blower fan, and dividing plate middle is provided with air heat exchanger, and room air heating clamber internal fixtion is provided with condenser, and outdoor air heat collecting chamber internal fixtion is provided with evaporimeter and air pressure pump; Air pressure pump UNICOM condenser and evaporimeter composition heating system; Air heat exchanger is made up of cold air cavity and hot air cavity layering cross alternate intervals; Air inlet cavity is connected in the upper end of cold air cavity, and room air heating clamber is connected in lower end; Exhaust cavity is connected in the front end of hot air cavity, and outdoor air heat collecting chamber is connected in rear end; The roof of air inlet cavity evenly lays one group of air inlet, the roof of exhaust cavity evenly lays one group of exhaust outlet.
Indoor circulation blower fan mouth on described casing, preferred quantity four, is evenly laid on the front end face of casing.
Outdoor circulating wind machine mouth on described casing, preferred quantity four, is evenly laid on the rear end face of casing.
On the roof of described pore between outdoor air heat collecting chamber internal partition and evaporimeter and sidewall, evenly lay.
Described exhaust outlet is provided with ventilation blower fan.
Aeroscopic plate in described exhaust cavity is 0-90 ° of inclination angle.
The beneficial effects of the utility model are easy installation and removal, and heating, dehumidifying, good energy-conserving effect, not only save material cost and the construction cost of baking room, and accelerate the construction period of baking room, make baking room technology be easier to promote.
Accompanying drawing explanation
Accompanying drawing 1 is that top vent of the present utility model arranges schematic diagram;
Accompanying drawing 2 is that front end airflow mouth of the present utility model arranges schematic diagram;
Accompanying drawing 3 is that rear end of the present utility model exhaust outlet arranges schematic diagram;
Accompanying drawing 4 is A-A internal structure schematic diagram of the present utility model;
Accompanying drawing 5 is B-B internal structure schematic diagram of the present utility model;
Accompanying drawing 6 is air heat exchanger position view of the present utility model;
Accompanying drawing 7 is room air mode of heating schematic flow sheet of the present utility model;
Accompanying drawing 8 is exhaust of the present utility model dehumidifying schematic flow sheet.
In accompanying drawing: casing 1, indoor circulation blower fan mouth 11, outdoor circulating wind machine mouth 12, dividing plate 13, room air heating clamber 14, indoor air circulation mouth 141, outdoor air heat collecting chamber 15, pore 151, air inlet cavity 16, air inlet 161, exhaust cavity 17, exhaust outlet 171, aeroscopic plate 172, blower fan 2, air heat exchanger 3, condenser 4, evaporimeter 5, air pressure pump 6, ventilation blower fan 7.
Detailed description of the invention
Below in conjunction with Figure of description, the utility model is specifically described.
As shown in drawings, the utility model heat pump dryer is installed by casing 1, blower fan 2, air heat exchanger 3, condenser 4, evaporimeter 5 and air pressure pump 6 fixed Combination and is formed; The case structure of casing 1 in closed, front end offers one group of indoor circulation blower fan mouth 11, rear end offers one group of outdoor circulating wind machine mouth 12, airtight independently room air heating clamber 14 and outdoor air heat collecting chamber 15 before and after inside is divided into by dividing plate 13, room air heating clamber 14 top is provided with exhaust cavity 17, and outdoor air heat collecting chamber 15 top is provided with air inlet cavity 16; Room air heating clamber 14 top evenly offers indoor air circulation mouth 141; Outdoor air heat collecting chamber 15 outer wall evenly offers one group of pore 151; Indoor circulation blower fan mouth 11 and outdoor circulating wind machine mouth 12 are independently installed with blower fan 2, dividing plate 13 middle is provided with air heat exchanger 3, room air heating clamber 14 internal fixtion is provided with condenser 4, and outdoor air heat collecting chamber 15 internal fixtion is provided with evaporimeter 5 and air pressure pump 6; Air pressure pump 6 UNICOM condenser 4 and evaporimeter 5 form heating system; Air heat exchanger 3 is made up of cold air cavity and hot air cavity layering cross alternate intervals; Air inlet cavity 16 is connected in the upper end of cold air cavity, and room air heating clamber 14 is connected in lower end; Exhaust cavity 17 is connected in the front end of hot air cavity, and outdoor air heat collecting chamber 15 is connected in rear end; The roof of air inlet cavity 16 evenly lays one group of air inlet 161, the roof of exhaust cavity 17 evenly lays one group of exhaust outlet 171.
Indoor circulation blower fan mouth 11 on described casing 1, preferred quantity four, is evenly laid on the front end face of casing 1.
Outdoor circulating wind machine mouth 12 on described casing 1, preferred quantity four, is evenly laid on the rear end face of casing 1.
On the roof of described pore 151 between outdoor air heat collecting chamber 15 internal partition 13 and evaporimeter 5 and sidewall, evenly lay.
Described exhaust outlet 171 is provided with ventilation blower fan 7.
Aeroscopic plate 172 in described exhaust cavity 17 is in 0-90 ° of inclination angle.
Embodiment 1:
As shown in Figure 7, the room air mode of heating of the utility model heat pump dryer: the blower fan 2 at opening chamber's Inner eycle blower fan mouth 11 and outdoor circulating wind machine mouth 12 place, hot outdoor air enters outdoor air heat collecting chamber 15 through pore 151, and through evaporimeter 5, circulating fan mouth 12 blows out outdoor; Room air enters room air heating clamber 14 through indoor air circulation mouth 141, and through condenser 4, circulating fan mouth 11 place blows into indoor indoor.Open air pressure pump 6, the heat exchange medium in air heat source heating system, absorb heat carburation by evaporation in evaporimeter 5, is compressed into high-temperature gas through compression pump, is then recycled to heat release in condenser 4 and becomes cryogenic gas, be finally recycled in evaporimeter and absorb heat; Room air, when the condenser 4 in room air heating clamber 14, is heated.
Embodiment 2:
As shown in Figure 8, the exhaust dehumidifying flow process of the utility model heat pump dryer: when indoor air humidity exceedes setting, start the ventilation blower fan 7 be arranged on the exhaust outlet 171 of exhaust cavity 17, indoor hot and humid gas is passed into exhaust cavity 17, hot air cavity through air heat exchanger 3 enters outdoor air heat collecting chamber 15, and finally the outdoor circulating wind machine mouth 12 of air heat-collecting room 15 blows out outdoor; Meanwhile, under the effect of indoor and outdoor negative pressure, open-air seasoning gas sucks from the air inlet 161 of air inlet cavity 16, and the cold air cavity through air heat exchanger 3 enters room air heating clamber 14, after condenser 4 heats, enter drying chamber; Air heat exchanger 3 utilizes the temperature of the hot and humid gas of discharging, and the dry air that preheating covers, reaches energy-conservation effect.