CN211346115U

CN211346115U - Composite drying device

Info

Publication number: CN211346115U
Application number: CN202020092442.4U
Authority: CN
Inventors: 奚小波; 张剑峰; 赵其东; 张瑞宏; 金亦富; 蒋满泉; 单翔
Original assignee: Yangzhou University
Current assignee: Yangzhou University
Priority date: 2020-01-16
Filing date: 2020-01-16
Publication date: 2020-08-25
Anticipated expiration: 2030-01-16

Abstract

The utility model discloses a composite drying device in the drying technical field, which comprises a drying box body with a containing cavity, the top of the drying box body is an illuminated surface consisting of at least one glass plate, one side of the drying box body is provided with a heating box body with a heating cavity, a combustion furnace is fixedly connected in the heating box body, the combustion furnace is connected with a feed pipe, the outer side of the heating box body is fixedly connected with a feed pipeline, the feed pipeline is fixedly connected with a feed hopper, a rotatable transmission shaft is arranged in the feed pipeline, the outer side of the transmission shaft is provided with a helical blade, the feed pipeline is communicated with the feed pipe, the lower side of the combustion furnace is fixedly connected with an air inlet box, the air inlet box is provided with an air inlet communicated with the cavity of the combustion furnace, the inner wall of one end of the drying box body, which is, one end of the circulating air pipe, which is far away from the fan I, extends into the heating cavity; the utility model discloses work is more reliable.

Description

Composite drying device

Technical Field

The utility model belongs to the technical field of drying equipment, in particular to compound drying device.

Background

Solar energy is an inexhaustible green renewable energy source, and has profound practical significance for development and utilization of solar energy in the current world. The method can solve the problems of poor energy quality and shortage of fossil energy, and can reduce the negative influence of harmful substances generated by combustion of fossil fuel on the environment.

In the existing food drying technology, solar energy is often utilized to heat air in a drying room, so that the food is dried, sunlight is weak, the air temperature in the drying room is insufficient, the drying room cannot be heated when the sun does not exist, and the drying room cannot work normally.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the defect among the prior art, provide a compound drying device, solve the technical problem that can't heat for the drying house among the prior art, the utility model discloses can heat to the drying house, work is more reliable.

The purpose of the utility model is realized like this: a composite drying device comprises a drying box body with a containing cavity, wherein the top of the drying box body is provided with a light receiving surface consisting of at least one glass plate, a heating box body with a heating cavity is fixedly arranged on one side of the drying box body in the left-right direction, at least one exhaust fan is fixedly connected to the other side of the drying box body, a combustion furnace is fixedly connected in the heating box body, a feeding pipe is connected on the combustion furnace, the feeding pipe obliquely extends upwards from the combustion furnace in the direction of the heating box body, a connecting support is fixedly connected on the feeding pipe extending out of the heating box body, a fixing support is fixedly connected on the outer side of the heating box body, a feeding pipeline is fixedly connected between the fixing support and the connecting support, a feeding hopper is fixedly connected above one end of the feeding pipeline, which is far away from, the outer side of the transmission shaft is provided with helical blades, the outer side of the heating box body is fixedly connected with at least one air inlet fan in the front-rear direction, the lower side of the combustion furnace is fixedly connected with an air inlet box, an air inlet is formed in the air inlet box and is communicated with a cavity of the combustion furnace, the drying box body is separated from the heating box body through a partition plate, a first fan is fixedly connected to the inner wall of one end, away from the partition plate, of the drying box body, the air inlet of the first fan is connected with a cold air pipe, the cold air pipe extends towards the direction of the bottom of the drying box body, the air outlet of the first fan is connected with a circulating air pipe, one end, away from the first fan, of the circulating air pipe extends into the heating.

In the utility model, a feed cover which can be opened and closed is connected on the feed hopper, a feed motor is fixedly connected on the fixed support, a rotatable feed shaft is connected on the feed motor, the feed shaft is fixedly connected with a transmission shaft, the air inlet box extends out of the drying box body, the air inlet is arranged outside the heating box body, a temperature sensor is arranged in the heating box body, and a humidity sensor and a temperature sensor are arranged in the drying box body; when biomass granular fuel needs to be input into the combustion furnace, the feeding cover is opened, a proper amount of biomass granular fuel is poured into the feeding hopper, the action of the feeding motor is controlled, the feeding shaft rotates, the rotation of the feeding shaft drives the rotation of the transmission shaft, the transmission shaft drives the rotation of the spiral blade, the granular fuel enters the feeding pipeline, the spiral blade conveys the granular fuel into the feeding pipe, the granular fuel slides into the combustion furnace along the feeding pipe, air enters the combustion furnace through the air inlet to support combustion, and when the temperature in the heating box body reaches a set value, the conveying of the granular fuel into the combustion furnace is stopped; when the temperature in the heating box body exceeds a set value, the conveying of the granular fuel into the combustion furnace is stopped, the air inlet fan is opened, cold air is fed into the combustion chamber, when the temperature in the heating box body is lower than the set value, the biomass granular fuel is continuously conveyed, air is fed into the air inlet box, high-temperature hot air generated in the heating chamber enters the drying chamber, the air in the drying chamber is heated, sunlight is irradiated into the drying box body through the smooth surface, the air in the drying box body is further heated, the drying efficiency is improved, the first fan is opened, the first fan upwards pumps the cold air close to the bottom of the drying box body, the cold air and the hot air in the drying box body enter the heating chamber through the circulating air pipe, the alternate circulation of the cold air and the hot air; the humidity sensor detects the humidity in the drying box body, and when the humidity in the drying box body is not lower than a set humidity value, the exhaust fan is turned on to exhaust the humidity in the drying box body; the utility model can automatically convey biomass granular fuel into the combustion furnace, high-temperature hot gas is generated in the heating cavity to heat the drying room, the air in the drying box body is further heated by solar energy to accelerate drying, and the combination of the first fan, the cold air pipe and the circulating air pipe realizes the alternate circulation of the cold and hot gas, so that the hot air flow in the drying box body is more uniform, and the drying effect is improved; can be applied to the dehydration and drying of edible fungi, carrots and other foods.

In order to further realize the discharge of high-heat smoke, a first flue and a second flue are fixedly connected in the heating box body, the first flue and the second flue are arranged in the same row and are fixedly connected together, at least one group of first radiating assemblies and second radiating assemblies are distributed on the first flue, the first radiating assemblies comprise at least one first radiating pipe which is arranged in the same row in the front-back direction, the second radiating assemblies comprise at least one second radiating pipe which is arranged in the same row in the front-back direction, at least one group of third radiating assemblies are distributed on the second flue, the third radiating assemblies comprise at least one third radiating pipe which is arranged in the same row in the front-back direction, the third flue is fixedly connected to the upper side of the first radiating pipe, a smoke outlet pipe is arranged at the upper part of the combustion furnace and is connected with the third flue, the fourth flue is fixedly connected to the upper side of the second radiating pipe, and the upward side, the third flue and the fourth flue are arranged in the same row and fixedly connected together, the third flue is communicated with the inner cavity of the third flue through a first radiating pipe, the fourth flue is communicated with the fourth flue through a second radiating pipe, the fourth flue is communicated with the second flue through the third radiating pipe, and a plurality of radiating fins are distributed on the outer sides of the first radiating pipe, the second radiating pipe and the third radiating pipe; in this design, can produce the high caloric flue gas of a large amount during the burning of biomass fuel in the burning furnace, the flue gas gets into in the flue three through a tobacco pipe, in the flue three flue gets into flue one through cooling tube one, get into in the flue four through cooling tube two again, in the flue four flue gets into flue two through cooling tube three, the flue gas of flue two is outwards discharged, the high caloric flue gas dispels the heat through each flue and cooling tube multiloop, and the efficiency of heat dissipation is improved, and the flue gas heat of discharging through flue two is little.

In order to further accelerate the discharge of high-heat flue gas, an air outlet flue is fixedly connected to the outer side of the flue four, a support bracket is fixedly connected to the outer side of the drying box body, a second fan is fixedly connected to the support bracket, an air inlet of the second fan is connected with an air inlet pipe, the air inlet pipe is connected with the air outlet flue, and an air outlet of the second fan is connected with an upward extending chimney; in this design, the second fan during operation, the second fan is taken the flue gas out and is discharged through the chimney, simultaneously, has a large amount of air through the air inlet entering air inlet box in, gives the combustion-supporting of living beings pellet fuel.

In order to further accelerate the conveying of hot air, at least one air inlet fan is fixedly connected to the partition plate.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a top view of the present invention.

Fig. 3 is a view from a-a in fig. 2.

Fig. 4 is a view from the direction B-B in fig. 2.

Fig. 5 is a first perspective view of the present invention.

Fig. 6 is a partially enlarged view of C in fig. 5.

Fig. 7 is a second perspective view of the present invention.

Fig. 8 is a partial enlarged view of fig. 7 at D.

Fig. 9 is a third perspective view of the present invention.

Fig. 10 is a partial enlarged view at E in fig. 9.

Fig. 11 is a perspective view of the fourth embodiment of the present invention.

Fig. 12 is a partial enlarged view at F in fig. 11.

Fig. 13 is a perspective view of the smoke evacuation structure of the present invention.

The heating device comprises a combustion furnace 1, a gas inlet fan 2, a heating box 3, a feed hopper 4, a drying box 5, a door 6, a heat dissipation assembly II 7, a heat dissipation assembly II 701, a gas flue I8, a gas flue II 9, a heat dissipation assembly III 10, a heat dissipation assembly III 1001, a gas containing cavity 11, a cold gas pipe 12, a fan I13, a circulating air pipe 14, a heating cavity 15, a gas flue IV 16, a gas flue III 17, a gas outlet pipe 18, a heat dissipation assembly I19, a heat dissipation assembly I1901, a gas inlet box 20, a fan 21, a partition plate 22, an exhaust fan 23, a chimney 24, a gas inlet 25, a fan II 26, a gas inlet pipe 27, a gas outlet flue 28, a transmission shaft 29, a helical blade 30, a feeding cover 31, a connecting support 32, a feeding pipe 33, a feeding pipeline 34.

Detailed Description

As shown in fig. 1 to 13, a composite drying device comprises a drying box 5 having a receiving cavity 11, the top of the drying box 5 is a light receiving surface formed by at least one glass plate, a heating box 3 having a heating cavity 15 is fixedly arranged on one side of the drying box 5 in the left-right direction, at least one exhaust fan 23 is fixedly connected to the other side of the drying box 5, a door 6 capable of opening and closing is arranged on the other side of the drying box 5, a combustion furnace 1 is fixedly connected to the inside of the heating box 3, a feeding pipe 33 is connected to the combustion furnace 1, the feeding pipe 33 is obliquely extended upwards from the combustion furnace 1 to the outside of the heating box 3, a connecting bracket 32 is fixedly connected to the feeding pipe 33 extending out of the heating box 3, a fixing bracket 35 is fixedly connected to the outside of the heating box 3, a feeding pipe 34 is fixedly connected between the fixing bracket 35 and the connecting bracket 32, and a feeding hopper 4 is, a rotatable transmission shaft 29 is arranged in the feeding pipeline 34, a helical blade 30 is arranged outside the transmission shaft 29, at least one air inlet fan 2 is fixedly connected to the outside of the heating box body 3 in the front-back direction, an air inlet box 20 is fixedly connected to the lower side of the combustion furnace 1, an air inlet 25 is arranged on the air inlet box 20, the air inlet 25 is communicated with the cavity of the combustion furnace 1, the drying box body 5 is separated from the heating box body 3 through a partition plate 22, and at least one air inlet fan 21 is fixedly connected to the partition plate 22, in the embodiment, two air inlet fans 21 are arranged, a first fan 13 is fixedly connected to the inner wall of the drying box body 5 at the end far away from the partition plate 22 in the left-right direction, an air inlet 25 of the first fan 13 is connected with an air cooling pipe 12, the air cooling pipe 12 extends towards the air pipe at the bottom of the drying box body 5, a circulating pipe 14 is connected, the circulation duct 14 is connected to the upper portion of the drying cabinet 5.

In order to further realize the discharge of high-heat smoke, a first flue 8 and a second flue 9 are fixedly connected in the heating box body 3, the first flue 8 and the second flue 9 are arranged in the same row and are fixedly connected together, at least one group of first radiating assemblies 19 and second radiating assemblies 7 are distributed on the first flue 8, the first radiating assemblies 19 comprise at least one first radiating pipe 1901 which is arranged in the same row in the front-back direction, the second radiating assemblies 7 comprise at least one second radiating pipe 701 which is arranged in the same row in the front-back direction, at least one group of third radiating assemblies 10 are distributed on the second flue 9, the third radiating assemblies 10 comprise at least one third radiating pipe 1001 which is arranged in the same row in the front-back direction, the upper side of the first radiating pipe 1901 is fixedly connected with a third flue 17, the upper part of the combustion furnace 1 is provided with a smoke outlet pipe 18, the smoke outlet pipe 18 is connected with the third flue 17, the upper side of the second radiating pipe 701, the third flue 17 and the fourth flue 16 are arranged in the same row and fixedly connected together, the first flue 8 is communicated with the inner cavity of the third flue 17 through a first radiating pipe 1901, the first flue 8 is communicated with the fourth flue 16 through a second radiating pipe 701, the fourth flue 16 is communicated with a second flue 9 through a third radiating pipe 1001, and a plurality of radiating fins are arranged on the outer sides of the first radiating pipe 1901, the second radiating pipe 701 and the third radiating pipe 1001; in the design, a large amount of high-heat smoke can be generated when the biomass fuel in the combustion furnace 1 is combusted, the smoke enters the third flue 17 through the smoke outlet pipe 18, the smoke in the third flue 17 enters the first flue 8 through the first radiating pipe 1901 and then enters the fourth flue 16 through the second radiating pipe 701, the smoke in the fourth flue 16 enters the second flue 9 through the third radiating pipe 1001, the smoke in the second flue 9 is discharged outwards, the high-heat smoke dissipates heat through multiple loops of the flues and the radiating pipes, the radiating efficiency is improved, and the heat of the smoke exhausted through the second flue 9 is small.

In order to further accelerate the discharge of high-heat flue gas, the outer side of the flue four 16 is fixedly connected with an air outlet flue 28, the outer side of the drying box body 5 is fixedly connected with a support bracket, a fan two 26 is fixedly connected onto the support bracket, an air inlet of the fan two 26 is connected with an air inlet pipe 27, the air inlet pipe 27 is connected with the air outlet flue 28, and an air outlet of the fan two 26 is connected with an upward extending chimney 24.

In the utility model, a feed cover 31 which can be opened and closed is connected on the feed hopper 4, a feed motor 36 is fixedly connected on the fixed support 35, a rotatable feed shaft 37 is connected on the feed motor 36, the feed shaft 37 is fixedly connected with the transmission shaft 29, the air inlet box 20 extends out of the drying box body 5, the air inlet 25 is arranged outside the heating box body 3, a temperature sensor is arranged in the heating box body 3, a humidity sensor and a temperature sensor are arranged in the drying box body 5, and a drying rack for placing food to be dried is arranged on the drying box body 5; the glass plate is preferably vacuum glass; when the granular fuel needs to be input into the combustion furnace 1, the feeding cover 31 is opened, a proper amount of biomass granular fuel is poured into the feeding hopper 4, the action of the feeding motor 36 is controlled, the feeding shaft 37 rotates, the rotation of the feeding shaft 37 drives the transmission shaft 29 to rotate, the transmission shaft 29 drives the spiral blade 30 to rotate, the granular fuel enters the feeding pipe 33, the spiral blade 30 conveys the granular fuel into the feeding pipe 33, the granular fuel slides into the combustion furnace 1 along the feeding pipe 33, the hot air inlet fan is opened, hot air in the combustion chamber is blown into the drying box body 5, and when the temperature in the combustion box body reaches a set value, the conveying of the granular fuel into the combustion furnace 1 is stopped; when the temperature in the combustion box body exceeds a set value, stopping conveying the granular fuel into the combustion furnace 1, opening the air inlet fan 2, feeding cold air into the combustion cavity, and when the temperature in the combustion box body is lower than the set value, continuously conveying the biomass granular fuel and feeding air into the air inlet box 20; when the humidity in the drying box body 5 reaches a set value, the exhaust fan 23 is turned on, moisture is exhausted out of the drying box body 5, otherwise, the exhaust fan 23 does not act; air enters the air inlet box 20 through the air inlet 25 to support combustion of fuel, the second fan 26 is opened, a large amount of high-heat smoke generated during combustion of biomass fuel in the combustion furnace 1 enters the third flue 17 through the smoke outlet pipe 18, smoke in the third flue 17 enters the first flue 8 through the first radiating pipe 1901 and then enters the fourth flue 16 through the second radiating pipe 701, smoke in the fourth flue 16 enters the second flue 9 through the third radiating pipe 1001, smoke in the second flue 9 is discharged outwards, the high-heat smoke is radiated through various flues and multiple loops of radiating pipes, the radiating efficiency is improved, the heat of the smoke discharged through the second flue 9 is small, meanwhile, more air enters the air inlet box 20 through the air inlet 25 to support combustion of fuel, the biomass fuel in the combustion furnace 1 is used for conveying hot air to the drying box 5, sunlight is radiated into the drying box 5 from glass plates to heat the air of the drying box 5, the hot air dehydrates and dries the food to be dried; meanwhile, the first fan 13 is turned on, the first fan 13 pumps cold air close to the bottom of the drying box body 5 upwards, and the cold air enters the heating cavity 15 through the circulating air pipe 14, so that the alternate circulation of the cold air and the hot air in the drying box body 5 is promoted, the hot air flow of the drying box body 5 is more uniform, and the drying effect is improved; the utility model discloses can be automatically to carrying living beings pellet fuel in burning furnace 1, produce high temperature steam in heating chamber 15, heat for the drying room, solar energy further heats the air in drying box 5, accelerates the drying, the combined setting of fan 13, cold air duct 12 and circulation tuber pipe 14 realizes cold and hot gas alternate circulation, makes the hot gas flow in drying box 5 more even, improves the stoving effect; through the arrangement of each flue and the heat dissipation assembly, multi-loop heat dissipation is realized, the heat dissipation efficiency is improved, and the heat of the flue gas exhausted through the chimney 24 is small; can be applied to the dehydration and drying of edible fungi, carrots and other foods.

The present invention is not limited to the above embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some replacements and transformations for some technical features without creative labor according to the disclosed technical contents, and these replacements and transformations are all within the protection scope of the present invention.

Claims

1. The utility model provides a compound drying device, includes the drying cabinet that has the chamber of holding, the top of drying cabinet is the sensitive surface that comprises at least one glass board, its characterized in that: in the left and right direction, one side of the drying box body is fixedly provided with a heating box body with a heating cavity, the other side of the drying box body is fixedly connected with at least one exhaust fan, a combustion furnace is fixedly connected in the heating box body, a feeding pipe is connected on the combustion furnace, the feeding pipe extends upwards from the combustion furnace in the direction of the heating box body, a connecting support is fixedly connected on the feeding pipe extending out of the heating box body, a fixing support is fixedly connected on the outer side of the heating box body, a feeding pipeline is fixedly connected between the fixing support and the connecting support, a feeding hopper is fixedly connected above one end of the feeding pipeline, which is far away from the connecting support, a rotatable transmission shaft is arranged in the feeding pipeline, a helical blade is arranged on the outer side of the transmission shaft, at least one air inlet fan is fixedly connected on the, the air inlet box is provided with an air inlet which is communicated with a cavity of the combustion furnace, the drying box body is separated from the heating box body through a partition plate, a first fan is fixedly connected to the inner wall of the end, away from the partition plate, of the drying box body in the left-right direction, the air inlet of the first fan is connected with an air cooling pipe, the air cooling pipe extends towards the direction of the bottom of the drying box body, a circulating air pipe is connected to the air outlet of the first fan, one end, away from the first fan, of the circulating air pipe extends into the heating cavity, and the circulating air pipe is connected to the upper portion of the drying.

2. A hybrid drying apparatus according to claim 1, wherein: the heating box is internally and fixedly connected with a first flue and a second flue, the first flue and the second flue are arranged in the same row and fixedly connected together, at least one group of first radiating assemblies and second radiating assemblies are distributed on the first flue, each first radiating assembly comprises at least one first radiating tube arranged in the same row in the front-back direction, each second radiating assembly comprises at least one second radiating tube arranged in the same row in the front-back direction, at least one group of third radiating assemblies are distributed on the second flue, each third radiating assembly comprises at least one third radiating tube arranged in the same row in the front-back direction, the upper side of the first radiating tube is fixedly connected with a third flue, the upper part of the combustion furnace is provided with a smoke outlet tube, the smoke outlet tube is connected with the third flue, the upper side of the second radiating tube is fixedly connected with a fourth flue, the upward side of the third radiating tube is connected with the fourth flue, and the third flue and the fourth, the flue is communicated with the inner cavity of the flue III through the first radiating pipe, the flue is communicated with the flue IV through the second radiating pipe, and the flue IV is communicated with the flue II through the third radiating pipe.

3. A hybrid drying apparatus according to claim 2, wherein: the drying box is characterized in that an air outlet flue is fixedly connected to the four outer sides of the flue, a supporting bracket is fixedly connected to the outer side of the drying box, a second fan is fixedly connected to the supporting bracket, an air inlet of the second fan is connected with an air inlet pipe, the air inlet pipe is connected with the air outlet flue, and an air outlet of the second fan is connected with a chimney which extends upwards.

4. A composite drying apparatus according to any one of claims 1 to 3, wherein: at least one air inlet fan is fixedly connected to the partition board.