CN210165713U

CN210165713U - Material drying equipment

Info

Publication number: CN210165713U
Application number: CN201920446898.3U
Authority: CN
Inventors: 卢招苟
Original assignee: Chenzhou Jin Yuan Energy Saving Technology Development Co Ltd
Current assignee: Chenzhou Jin Yuan Energy Saving Technology Development Co Ltd
Priority date: 2019-04-03
Filing date: 2019-04-03
Publication date: 2020-03-20
Anticipated expiration: 2029-04-03

Abstract

The utility model discloses a material drying equipment, including the drying cabinet and the band conveyer that the conveyer belt of recumbent passes the drying cabinet, the drying cabinet passes through hot-blast main and blast pipe respectively with hot air device's air outlet and air intake intercommunication. The utility model discloses utilize hot air device to heat the material through the drying cabinet to with the moisture-containing gas that produces in the drying cabinet through blast pipe return hot air device, through the postcycle heating of dehydration. Because the combustor can be used for using cheap liquid fuels such as methanol and the like, compared with an electric heating device, the electric heating device has the advantages of saving more energy and saving processing cost. In addition, the waste heat of the gas can be utilized by circularly heating, so that the energy and the processing cost are further saved.

Description

Material drying equipment

Technical Field

The utility model belongs to drying equipment, concretely relates to material drying equipment.

Background

Mineral products, chemical products, medicines, foods and other products need to be dried by drying equipment before being processed into finished products. The drying equipment comprises a horizontal drying box and a belt conveyor, wherein a conveying belt of the belt conveyor penetrates through the drying box, and a microwave oven is arranged in the drying box. The materials are heated by a microwave oven and then dehydrated and dried when passing through the drying box along with the conveying belt. The drying equipment has high power consumption and high processing cost.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a material drying equipment of energy can be saved and processing cost.

Realize the utility model discloses the technical scheme that the purpose was adopted as follows:

the utility model provides a material drying equipment, including the drying cabinet and the band conveyer that the conveyer belt of recumbent passes the drying cabinet, the drying cabinet passes through hot-blast main and blast pipe respectively with hot air device's air outlet and air intake intercommunication.

The drying box is divided into a plurality of heating zones by partition plates, each heating zone of the drying box corresponds to one hot air device, and each heating zone is communicated with the air outlet of the corresponding hot air device through the hot air pipe and communicated with the air inlet of the corresponding hot air device through the exhaust pipe.

The hot air device comprises a heating chamber, a hearth arranged in the heating chamber, a burner arranged at the end of the hearth, a dehydration device and a fan, wherein an air outlet and an air inlet of the hot air device are arranged on the heating chamber, a hot air pipe is communicated with the air outlet of the heating chamber, an exhaust pipe is communicated with the air inlet of the dehydration device, and the air outlet of the dehydration device is communicated with the air inlet of the heating chamber.

Dewatering device including establish the air inlet chamber of mutual isolation of lower part with go out the air chamber, establish the transfer air chamber on upper portion, the air inlet chamber with go out the air chamber respectively through the cooling tube with transfer air chamber intercommunication, the bottom of air inlet chamber and play air chamber all is equipped with the drain pipe, dewatering device's air inlet and gas outlet are established respectively on air inlet chamber and the air chamber of giving vent to anger.

And each heating area of the drying box is provided with a temperature measuring probe which is electrically connected with a temperature controller, and the temperature controller is electrically connected with a burner and a fan of the hot air device.

Advantageous effects

The utility model is characterized in that the hot air device is adopted as the heat source to heat the materials passing through the drying box, and the moisture-containing gas generated in the drying box returns to the hot air device through the exhaust pipe and is circularly heated after dehydration. Because the combustor can be used for using cheap liquid or gas fuels such as methanol and the like, compared with an electric heating device, the electric heating device has the advantages of saving more energy and saving processing cost. In addition, the waste heat of the gas can be utilized by circularly heating, so that the energy and the processing cost are further saved.

The utility model discloses be fit for various bulk material stoving.

The technical scheme of the utility model is further explained in the following with the attached drawings.

Drawings

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

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

Fig. 3 is a schematic structural diagram of the medium hot air device of the present invention.

Fig. 4 is a schematic structural view of the dewatering device of the present invention.

Fig. 5 is a cross-sectional view along AA in fig. 4.

Fig. 6 is a cross-sectional view taken along line BB in fig. 4.

Detailed Description

Referring to fig. 1-6, the utility model provides a material drying equipment, including hopper 1, workbin 5, the drying cabinet 2 of recumbent, conveyer belt 401 passes band conveyer 4 and the hot-blast apparatus 6 of drying cabinet 2, hopper 1 and workbin 5 are established respectively and are located the both ends of band conveyer 4 outside drying cabinet 2, the drying cabinet 2 is interior to be separated into a plurality of heating zones 10 by baffle 9, each heating zone 10 of drying cabinet 2 corresponds a hot-blast apparatus 6 respectively, each heating zone 10 communicates with the air outlet 6031 of the hot-blast apparatus 6 that corresponds through hot-blast pipe 7 respectively, and return to the air intake 6032 of the hot-blast apparatus 6 through blast pipe 3, the drying cabinet 2 is covered with heat preservation 8 around; the hot air device 6 (see fig. 3) comprises a heating chamber 603, a hearth 602 arranged in the heating chamber 603, a burner 601 arranged at the end of the hearth 602, a dehydration device 607 and a fan 605, an air outlet 6031 and an air inlet 6032 of the hot air device 6 are respectively arranged at the lower part and the upper part of the heating chamber 603, a hot air pipe 7 is communicated with the air outlet 6031 of the heating chamber 603, an exhaust pipe 3 is communicated with an air inlet 6078 of the dehydration device 607, an air outlet 6079 of the dehydration device 607 is communicated with an air inlet pipe 606 of the fan 605, and an air outlet pipe 604 of the fan 605 is communicated with an air inlet 6032 on the heating; the dehydration device 607 (see fig. 4-6) comprises an air inlet chamber 6071 and an air outlet chamber 6073 which are arranged at the lower part and mutually isolated by a partition 6072, and a transfer air chamber 6077 arranged at the upper part, wherein the air inlet chamber 6071 and the air outlet chamber 6073 are respectively communicated with the transfer air chamber 6077 through radiating

pipes

6075 and 6076 which are made of aluminum materials and provided with fins on the surfaces, the bottoms of the air inlet chamber 6071 and the air outlet chamber 6073 are respectively provided with a drain pipe 6074, and an air inlet 6078 and an air outlet 6079 of the dehydration device 607 are respectively arranged on the air inlet chamber 6071 and the air outlet chamber 6073; each heating zone 10 of the drying box 2 is provided with a temperature probe 11, the temperature probe 11 is electrically connected with a temperature controller (not shown), and the temperature controller is electrically connected with a burner 601 and a fan 605 of the hot air device 6.

When the utility model is in operation, the material a falls into the conveyer belt 401 of the belt conveyer 4 through the hopper 1, the conveyer belt 401 conveys the material a to pass through the drying box 2, the hot air device 6 conveys hot air to each heating area 10 in the drying box 2 through the hot air pipe 7 to dry the material a, moisture-containing gas generated in the drying box 2 returns to the dehydrating device 607 of the hot air device 6 through the exhaust pipe 3, the moisture-containing gas enters the air inlet chamber 6071 through the air inlet 6078 of the dehydrating device 607, enters the transfer air chamber 6077 through the radiating pipe 6075, then enters the air outlet chamber 6073 through the radiating pipe 6076, finally returns to the heating chamber 603 of the hot air device 6 through the fan 605 through the air outlet 6079, when the moisture-containing gas passes through the dehydrating device 607, the

radiating pipes

6075 and 6076 are cooled by natural cold air or, so that the moisture in the moisture-containing gas in the pipe is condensed into water drops and flows along the

heat pipes

6075 and 6076 to the bottom of the air inlet chamber 6071 and the air outlet chamber 6073 to be discharged through the water discharge pipe 6074; the flame sprayed from the burner 601 is burned in the furnace 602, and the dried gas dehydrated in the heating chamber 603 and still having residual heat is heated and sent to the drying box 2 for continuous circulation. The temperature controller controls the working states of the burner 601 and the fan 605 of the hot air device 6 according to the temperature detected by the temperature probe 11, and ensures that the temperature of each heating zone 10 in the drying box 2 is controlled within a set range.

Claims

1. A material drying device comprises a horizontal drying box and a belt conveyor with a conveying belt penetrating through the drying box, and is characterized in that the drying box is respectively communicated with an air outlet and an air inlet of a hot air device through a hot air pipe and an exhaust pipe; the hot air device comprises a heating chamber, a hearth arranged in the heating chamber, a burner arranged at the end of the hearth, a dehydration device and a fan, wherein an air outlet and an air inlet of the hot air device are arranged on the heating chamber, a hot air pipe is communicated with the air outlet of the heating chamber, an exhaust pipe is communicated with an air inlet of the dehydration device, and an air outlet of the dehydration device is communicated with the air inlet of the heating chamber through the fan; dewatering device including establish the air inlet chamber of mutual isolation of lower part with go out the air chamber, establish the transfer air chamber on upper portion, the air inlet chamber with go out the air chamber respectively through the cooling tube with transfer air chamber intercommunication, the bottom of air inlet chamber and play air chamber all is equipped with the drain pipe, dewatering device's air inlet and gas outlet are established respectively on air inlet chamber and the air chamber of giving vent to anger.

2. The material drying apparatus as claimed in claim 1, wherein the drying oven is divided into a plurality of heating zones by partitions, each heating zone of the drying oven corresponds to a hot air device, and each heating zone is communicated with the air outlet of the corresponding hot air device through the hot air pipe and communicated with the air inlet of the corresponding hot air device through the exhaust pipe.

3. The material drying device of claim 2, wherein each heating zone of the drying oven is provided with a temperature probe, the temperature probe is electrically connected with a temperature controller, and the temperature controller is electrically connected with a burner and a fan of the hot air device.