CN212482011U

CN212482011U - Heated air circulation formula drying device

Info

Publication number: CN212482011U
Application number: CN202021061892.3U
Authority: CN
Inventors: 毛华
Original assignee: Zhuji Heng Heng Textile Co ltd
Current assignee: Zhuji Heng Heng Textile Co ltd
Priority date: 2020-06-10
Filing date: 2020-06-10
Publication date: 2021-02-05
Anticipated expiration: 2030-06-10

Abstract

The utility model discloses a drying equipment especially relates to a heated air circulation formula drying device. The hot air circulating drying device comprises a conveyor belt and a drying chamber, wherein an air inlet arranged at the bottom and an air outlet arranged on the side wall are formed in the drying chamber, the air outlet is connected with a circulating fan, the drying chamber and a heating chamber through a circulating pipeline, the heating chamber is connected with an umbrella-shaped air outlet device extending into the drying chamber through the air inlet through the circulating pipeline, an air supplementing pipe is arranged on the circulating pipeline, one end of the air supplementing pipe is communicated with the atmosphere, an air supplementing valve is arranged at the other end of the air supplementing pipe, and an auxiliary heating. Air in the circulating pipeline can be effectively supplemented through the air supplementing pipe, the supplemented air is heated, and the drying efficiency of the device is guaranteed. The dryer can dry air efficiently. Be provided with the filter, can guarantee the cleanness of material. The drying chamber is double-shell design and is provided with the heat preservation between the two-layer casing, can improve dry efficiency.

Description

Heated air circulation formula drying device

Technical Field

The utility model belongs to the drying equipment field especially relates to a heated air circulation formula drying device.

Background

In the production of polyester POY, slices are required to be dried before a screw extruder, and a hot air circulation type drying device is generally used for drying. The existing heated air circulation type drying device has the problems of low drying efficiency and low heat utilization rate, and a heated air circulation type drying device with high drying efficiency and high heat utilization rate is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the technical problem who exists to the aforesaid, provide a heated air circulation formula drying device who has higher drying efficiency and heat utilization efficiency.

The purpose of the utility model is realized like this: the utility model provides a heated air circulation formula drying device, includes conveyer belt and drying chamber, is equipped with the air intake of arranging the bottom in on the drying chamber and arranges the air outlet of lateral wall in, and the air outlet is connected with circulating fan, desicator and heating chamber through circulating line, and the heating chamber is connected with through circulating line and stretches into the inside umbelliform air-out device of drying chamber through the air intake, is equipped with the air supplement pipe on the circulating line, and the one end intercommunication atmosphere of air supplement pipe, the other end are equipped with the gulp valve, are equipped with auxiliary.

Through adopting above-mentioned technical scheme, the conveyer belt passes the drying chamber, and the material of placing on the conveyer belt is dried in the drying chamber. The circulating fan drives the drying chamber to circulate air in the circulating pipeline. Air in the drying chamber enters the dryer from the air outlet through the circulating pipeline, the air dried by the dryer enters the heating chamber to be heated, the heated air becomes hot air, the hot air enters the drying chamber through the air outlet device to dry materials on the conveyor belt, and then the hot air enters the circulating pipeline again from the air outlet to form circulation. The umbrella-shaped air outlet device can ensure the uniformity of material drying. The air supply pipe is arranged on the circulating pipeline between the drying chamber and the heating chamber. And opening an air supplementing valve in the circulating pipeline, and enabling outside air to enter the circulating pipeline through pressure check between the inside of the circulating pipeline and the outside so as to supplement hot air overflowing from the drying chamber and ensure the drying efficiency. The auxiliary heating pipe heats air entering the circulating pipeline from the air supplementing pipe, reduces the influence of the outside air temperature on the air temperature in the circulating pipeline, and ensures the heat utilization rate. The heating chamber is an electric heating chamber, and an electric heating wire is arranged in the auxiliary heating pipe for heating.

The utility model discloses further set up to: the dryer comprises an air inlet cavity and a drying cavity, wherein a synergistic plate is arranged in the drying cavity, and a plurality of drying bags are arranged on the inner wall of the drying cavity and the synergistic plate.

Through adopting above-mentioned technical scheme, the drying chamber is intracavity to set up the increase board and can place more drying bags, and the calcium oxide drier has been stored to the drying bag in, and the calcium oxide can produce the heat in the in-process of water reaction, further heats the air in the circulating line, improves the heat utilization ratio.

The utility model discloses further set up to: the drying chamber comprises an inner layer and an outer layer, and a heat insulation layer is arranged between the outer layer and the inner layer.

Adopt above-mentioned technical scheme usually, bilayer structure can improve the heat preservation effect, and the heat preservation can prevent the heat loss in the drying chamber, improves dry efficiency, reduces the waste of energy, environmental protection, reduction in production cost.

The utility model discloses further set up to: a filter is arranged at the air outlet.

By adopting the technical scheme, the drying chamber is not completely sealed, so that external impurities can enter the drying chamber through the gap and enter hot air circulation, the filter can filter the impurities participating in the hot air circulation, the impurities are clean and dry, and the cleanness of materials and the service lives of the circulating pipeline, the drying chamber and the heating chamber are ensured.

The utility model discloses further set up to: a temperature sensor is arranged in the drying chamber.

Through adopting above-mentioned technical scheme, can learn the temperature in the drying chamber through temperature sensor to judge the state of device and material and in time make the adjustment, make things convenient for the use of device.

The utility model has the advantages that:

1. air in the circulating pipeline can be effectively supplemented through the air supplementing pipe, the supplemented air is heated, and the drying efficiency of the device is guaranteed.

2. The dryer can effectively dry air, and the drying agent is calcium oxide, and can give off heat to further heat the air when reacting and drying.

3. The filter is arranged, so that the cleaning of materials and the service lives of the circulating pipeline, the drying chamber and the heating chamber can be ensured.

4. The drying chamber is double-shell design and is provided with the heat preservation between the two-layer casing, can improve dry efficiency, reduces the waste of energy, the environmental protection, reduction in production cost.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is an enlarged view at A in FIG. 1;

FIG. 3 is a schematic structural view of the drying chamber of the present invention;

wherein the reference numerals are: 1. a drying chamber; 11. an air outlet; 111. a filter; 12. an air inlet; 13. an outer layer, 14 and a heat-insulating layer; 15. an inner layer; 2. a circulating fan; 3. a dryer; 31. an air inlet cavity; 32. a drying chamber; 33. a synergistic plate; 34. drying the bag; 4. a circulation pipe; 5. a heating chamber; 6. a gas supplementing pipe; 61. an auxiliary heating pipe; 7. a conveyor belt; 8. an umbrella-shaped air outlet device; 9. a temperature sensor.

Detailed Description

In order to make the technical solutions in the present invention better understood by those skilled in the art, the technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the accompanying drawings:

the utility model provides a heated air circulation formula drying device, including conveyer belt 7 and drying chamber 1, be equipped with on drying chamber 1 and arrange the air intake 12 of bottom in with arrange the air outlet 11 of lateral wall in, air outlet 11 is connected with circulating fan 2 through circulating line 4, desicator 3 and heating chamber 5, heating chamber 5 is connected with through circulating line 4 and stretches into the umbelliform air-out device 8 of drying chamber 1 inside through air intake 12, be equipped with air supplement pipe 6 on the circulating line 4, the one end intercommunication atmosphere of air supplement pipe 6, the other end is equipped with the gulp valve, be equipped with auxiliary heating pipe 61 on the air supplement pipe 6. The conveyor belt 7 passes through the drying chamber 1, and the material placed on the conveyor belt 7 is dried in the drying chamber 1. The circulation fan 2 drives the drying chamber 1 to circulate air in the circulation duct 4. Air in the drying chamber 1 enters the dryer 3 from the air outlet 11 through the circulating pipeline 4, the air dried by the dryer 3 enters the heating chamber 5 for heating, the heated air becomes hot air, enters the drying chamber 1 through the air outlet device to dry materials on the conveyor belt 7, and then the hot air enters the circulating pipeline 4 from the air outlet 11 again to form circulation. The umbrella-shaped air outlet device can ensure the uniformity of material drying. The air supply pipe 6 is provided on the circulation duct 4 between the drying chamber 1 and the heating chamber 5. An air supplementing valve is opened in the circulating pipeline 4, outside air enters the circulating pipeline 4 through pressure check between the inside of the circulating pipeline 4 and the outside, hot air overflowing from the drying chamber 1 is supplemented, and drying efficiency is guaranteed. The auxiliary heating pipe 61 heats the air entering the circulating pipeline 4 from the air supplementing pipe 6, reduces the influence of the outside air temperature on the air temperature in the circulating pipeline 4, and ensures the heat utilization rate. The heating chamber 5 is an electric heating chamber 5, and an electric heating wire is arranged in the auxiliary heating pipe 61 for heating.

The dryer 3 comprises an air inlet chamber 31 and a drying chamber 32, a synergistic plate 33 is arranged in the drying chamber 32, and a plurality of drying bags 34 are arranged on the inner wall of the drying chamber 32 and the synergistic plate 33. The synergistic plate 33 arranged in the drying cavity 32 can be used for placing more drying bags 34, calcium oxide drying agents are stored in the drying bags 34, and the calcium oxide can generate heat in the water reaction process, so that the air in the circulating pipeline 4 is further heated, and the heat utilization rate is improved.

The drying chamber 1 comprises an inner layer 15 and an outer layer 13, and a heat insulation layer 14 is arranged between the outer layer 13 and the inner layer 15. Bilayer structure can improve the heat preservation effect, and heat preservation 14 can prevent the heat loss in drying chamber 1, improves dry efficiency, reduces the waste of energy, the environmental protection, reduction in production cost.

The air outlet 11 is provided with a filter 111. Because the drying chamber 1 is not completely sealed, external impurities may enter the drying chamber 1 through gaps and enter the hot air circulation, and the filter 111 can filter the impurities in the air participating in the hot air circulation, so that the air is clean and dry, and the cleanness of the materials and the service lives of the circulating pipeline 4, the drying chamber 1 and the heating chamber 5 are ensured.

A temperature sensor 9 is provided in the drying chamber 1. Can learn the temperature in the drying chamber 1 through temperature sensor to judge and in time make the adjustment the state of device and material, make things convenient for the use of device.

The above embodiments are only preferred embodiments of the present invention, not all embodiments, and other embodiments obtained based on the above embodiments by those skilled in the art without any creative work shall fall within the protection scope of the present invention, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a heated air circulation formula drying device, includes conveyer belt (7) and drying chamber (1), its characterized in that, be equipped with air intake (12) of arranging the bottom in on drying chamber (1) and arrange air outlet (11) of lateral wall in, air outlet (11) are connected with circulating fan (2), desicator (3) and heating chamber (5) through circulating line (4), heating chamber (5) are connected with through circulating line (4) air intake (12) stretch into the umbelliform air-out device (8) of drying chamber (1) inside, be equipped with air supplement pipe (6) on circulating line (4), the one end intercommunication atmosphere of air supplement pipe (6), the other end are equipped with the gulp valve, be equipped with auxiliary heating pipe (61) on air supplement pipe (6).

2. A hot air circulating drying device according to claim 1, wherein the dryer (3) comprises an air inlet chamber (31) and a drying chamber (32), a synergistic plate (33) is arranged in the drying chamber (32), and a plurality of drying bags (34) are arranged on the inner wall of the drying chamber (32) and the synergistic plate (33).

3. A hot air circulating drying apparatus according to claim 1, wherein the drying chamber (1) comprises an inner layer (15) and an outer layer (13), and an insulating layer (14) is provided between the outer layer (13) and the inner layer (15).

4. A hot air circulating drying device according to claim 1, wherein a filter (111) is provided at the air outlet (11).

5. A hot air circulating drying apparatus according to claim 1, wherein a temperature sensor (9) is provided in the drying chamber (1).