CN209978575U - Novel auger cures device - Google Patents

Abstract

The utility model provides a novel auger cures device, including the casing, the one end of casing is equipped with the pan feeding mouth, and the other end of casing is equipped with discharge gate and gas outlet, is equipped with the screw axis in the casing, is equipped with helical blade on the screw axis, the screw axis is connected with actuating mechanism, the casing in be equipped with the intermediate layer, be equipped with the coil pipe in the intermediate layer. The utility model has the advantages that: the heat conduction oil is arranged in the device, solar energy or a heat storage energy form (valley electricity heat storage) can be utilized for heating, and in the baking process, the heat conduction oil provides heat for baking; it sets up the coil pipe heat exchanger of interior flow conduction oil through sandwich structure, avoids the conduction oil to corrode the intermediate layer, and then causes the harm to whole equipment to strengthen the heat transfer, improve heat exchange efficiency.

Description

Novel auger cures device

Technical Field

The utility model relates to a biomass processing equipment especially indicates a novel auger cures device.

Background

The biomass is a clean and environment-friendly renewable energy source, and has the advantages of being renewable, low in pollution, widely distributed, rich in resources and the like. Biomass is used in various ways, including a direct combustion method, a biological conversion method, a thermochemical conversion method, and a liquefaction method. Biomass baking is a low-temperature (200-300 ℃) slow pyrolysis process. Under the condition of low oxygen or no oxygen, the main purpose is to remove water in the biomass, thereby obtaining the biomass with low water content and high heat value. The biomass obtained after the treatment also has the properties of easy storage, easy grinding, hydrophobicity and the like.

Currently, most of the existing biomass baking technologies adopt an electric heating method. Although the method is simple and effective, the conditions of over-high energy consumption and energy waste can be caused in industrial production, and the requirements of environmental protection, economy and energy conservation are not met at present.

SUMMERY OF THE UTILITY MODEL

The utility model provides a novel auger cures device has solved and has adopted electrical heating to carry out living beings and cure the too high problem of energy consumption.

The technical scheme of the utility model is realized like this: the utility model provides a novel auger cures device, includes the casing, and the one end of casing is equipped with the pan feeding mouth, and the other end of casing is equipped with discharge gate and gas outlet, is equipped with the screw axis in the casing, is equipped with helical blade on the screw axis, the screw axis is connected with actuating mechanism, the casing in be equipped with the intermediate layer, be equipped with the coil pipe in the intermediate layer.

The driving mechanism comprises a motor, the motor is connected with a speed reducer through a coupler I, and the speed reducer is connected with a spiral shaft through a coupler II.

The shell is provided with a temperature sensor extending into the shell.

The driving mechanism is arranged on the base I, the shell is arranged on the base II, and the base I and the base II are arranged on the machine base.

The coil is spirally arranged.

And heat conducting oil is arranged in the coil pipe.

The spiral shaft is arranged in a countercurrent mode with the coil pipe.

The heat conducting oil in the coil pipe comes from a solar heat collecting device or an electric heat storage device.

And a flowmeter is arranged at the inlet of the coil pipe.

The device comprises a hollow barrel-shaped shell with a circular section, wherein a layer of hollow interlayer structure is arranged on the outer layer of the wall of the shell and is used as a channel of a coil pipe, heat conducting oil flows through the coil pipe to provide heat for the packing auger baking device, a spiral packing auger penetrating through the whole baking reaction area is arranged in the barrel-shaped shell, and the rotation direction of the packing auger is opposite to the flow direction of oil in the coil pipe. The biomass passing through the biomass pretreatment device enters the baking device from the feeding port, is baked under the transmission of the spiral auger, and is sent out of the baking device from the discharging port.

The temperature of the auger baking device is controlled by changing the temperature and the flow velocity of the heat conducting oil, so that a flow meter is arranged before the heat conducting oil enters the auger baking device to control the flow velocity of the heat conducting oil. A plurality of temperature monitors are arranged at the bottom of the packing auger baking device and close to the screw, so that the baking temperature can meet the temperature requirement of baking the biomass raw material.

The biomass baking temperature is 200-300 ℃, and the temperature of heat conducting oil entering the auger baking device is about 20-100 ℃ higher than the baking temperature in consideration of the influence of the ash content of the baked biomass and the interlayer on heat exchange.

The utility model has the advantages that: the heat conduction oil is arranged in the device, solar energy or a heat storage energy form (valley electricity heat storage) can be utilized for heating, and in the baking process, the heat conduction oil provides heat for baking; it sets up the coil pipe heat exchanger of interior flow conduction oil through sandwich structure, avoids the conduction oil to corrode the intermediate layer, and then causes the harm to whole equipment to strengthen the heat transfer, improve heat exchange efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

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

Fig. 3 is a side view of the present invention.

In the figure: 1-motor, 2-shaft coupling I, 3-reducer, 4-feeding port, 5-temperature sensor, 6-interlayer, 7-helical blade, 8-helical shaft, 9-machine base, 10-base I, 11-shaft coupling II, 12-shell, 13-base II, 14-discharging port, 15-coil pipe and 16-air outlet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without any creative effort belong to the protection scope of the present invention.

As shown in fig. 1 to 3, a novel auger baking device comprises a shell 12, one end of the shell 12 is provided with a feeding port 4, the other end of the shell 12 is provided with a discharge port 14 and an air outlet 16, a spiral shaft 8 is arranged in the shell 12, the spiral shaft 8 is provided with a spiral blade 7, the spiral shaft 8 is connected with a driving mechanism, the shell 12 is provided with a temperature sensor 5 extending into the shell, an interlayer 6 is arranged in the shell 12, a coil 15 arranged in a spiral manner is arranged in the interlayer 6, heat conducting oil is arranged in the coil 15, the heat conducting oil comes from a solar heat collecting device or an electric heat storage device, the direction of the spiral shaft and the coil.

The driving mechanism comprises a motor 1, the motor 1 is connected with a speed reducer 3 through a coupling I2, and the speed reducer 3 is connected with a spiral shaft 8 through a coupling II 11. The driving mechanism is arranged on a base I10, the shell 12 is arranged on a base II13, and the base I10 and the base II13 are arranged on the machine base 9.

As shown in fig. 1 to 3, the utility model discloses a motor 1, shaft coupling I2, reduction gear 3, pan feeding mouth 4, temperature sensor 5, intermediate layer 6, helical blade 7, screw axis 8, frame 9, base I10, shaft coupling II11, casing 12, base II13, discharge gate 14, coil pipe 15 and gas outlet 16. The power source of the driving mechanism uses electric energy and comprises a motor 1, a coupling I2, a speed reducer 3 and a coupling II 11. After the driving mechanism is connected with a power supply, the motor rotates to drive the coupling I and the speed reducer, and further drive the spiral shaft and the spiral blade on the spiral shaft. The biomass raw material enters the auger baking device from the discharge port, is driven by the auger to transmit along the radial direction, and leaves the auger baking device from the discharge port after baking is finished.

A coil pipe 15 is arranged in the interlayer 6, high-temperature heat conduction oil flows through the coil pipe 15, and heat is transferred in the coil pipe 15 to provide energy for the whole baking process. A temperature sensor 5 is arranged at the lower part of the baking device, and the temperature sensor 5 is close to the spiral shaft 8 but not contacted with the spiral shaft, so that the temperature in the whole baking device can reach the required baking reaction temperature. A feeding port 4 is arranged at the front end of the shell 12 close to the motor, a discharging port 14 is arranged at the bottom of the other end of the shell 12, and an air outlet 16 is arranged at the upper part of the other end of the shell 12 and can discharge flue gas generated by baking.

The driving mechanism and the shell are respectively fixed on the base 9 through a base I10 and a base II13, so that the safety and stability of the whole equipment in the baking process are ensured.

The working principle of the utility model is as follows:

the biomass raw material which is pretreated by a biomass pretreatment device according to a certain size is fed into a baking device from a feeding port 4 of an auger baking device, heat is provided for the auger baking device through high-temperature heat conduction oil in a coil heat exchanger 15, and the temperature in the auger reactor is controlled to be about 200-300 ℃ through a temperature sensor 5. The whole baking reaction is completed under the radial rotation conveying of the spiral shaft 8 and the sufficient stirring of the spiral blade 7. The flue gas generated by the reaction is discharged out of the auger baking device from the gas outlet 16. The solid biomass product with a better void structure obtained after torrefaction is conveyed out of the torrefaction apparatus through the discharge port 14.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (9)

1. The utility model provides a novel auger cures device, includes casing (12), and the one end of casing (12) is equipped with pan feeding mouth (4), and the other end of casing (12) is equipped with discharge gate (14) and gas outlet (16), is equipped with screw axis (8) in casing (12), is equipped with helical blade (7) on screw axis (8), and screw axis (8) are connected its characterized in that with actuating mechanism: an interlayer (6) is arranged in the shell (12), and a coil pipe (15) is arranged in the interlayer (6).

2. The novel auger baking device of claim 1, wherein: the driving mechanism comprises a motor (1), the motor (1) is connected with a speed reducer (3) through a coupler I (2), and the speed reducer (3) is connected with a spiral shaft (8) through a coupler II (11).

3. The novel auger baking device of claim 1, wherein: the shell (12) is provided with a temperature sensor (5) extending into the shell.

4. The novel auger baking device of claim 1, wherein: the driving mechanism is arranged on a base I (10), the shell (12) is arranged on a base II (13), and the base I (10) and the base II (13) are arranged on the machine base (9).

5. The novel auger baking device of claim 1, wherein: the coil (15) is spirally arranged.

6. The novel auger baking device of claim 1, wherein: and heat conducting oil is arranged in the coil pipe (15).

7. The novel auger baking device of claim 1, wherein: the spiral shaft is arranged in a countercurrent mode with the coil pipe (15).

8. The novel auger baking device of claim 1, wherein: the heat conducting oil in the coil (15) comes from a solar heat collecting device or an electric heat storage device.

9. The novel auger baking device of claim 1, wherein: and a flowmeter is arranged at the inlet of the coil (15).

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