阅读说明：本技术 一种节能环保空心桨叶干燥机 (Energy-saving environment-friendly hollow blade dryer ) 是由 刘尧 于 2021-06-28 设计创作，主要内容包括：本发明涉及一种节能环保空心桨叶干燥机,涉及干燥机技术领域,上箱体内腔壁设置若干加热装置,下箱体设置若干搅拌轴,搅拌轴上设置若干搅拌桨叶,搅拌轴两端穿出下箱体侧壁,搅拌轴一端与传动机构连接,搅拌轴另一端内腔通过加热介质输送管道与轴承加热器连通,搅拌轴和搅拌桨叶内腔中空并连通,下箱体还设置出料口、挡板和限位块,下箱体包括搅拌区间和出料区间,挡板设置在搅拌区间和出料区间之间。上箱体还设置观察口,搅拌桨叶为楔型中空浆叶,上箱体还设置排气口,排气口与旋风分离器连通,旋风分离器与引风机连通。本发明采用箱体加热与搅拌轴、搅拌桨叶加热相结合,使搅拌轴、搅拌桨叶不易变形,同时提高了烘干效率。(The invention relates to an energy-saving and environment-friendly hollow blade dryer, which relates to the technical field of dryers. The upper box body is also provided with an observation port, the stirring blade is a wedge-shaped hollow blade, the upper box body is also provided with an exhaust port, the exhaust port is communicated with a cyclone separator, and the cyclone separator is communicated with a draught fan. According to the invention, box body heating and heating of the stirring shaft and the stirring blades are combined, so that the stirring shaft and the stirring blades are not easy to deform, and meanwhile, the drying efficiency is improved.)

1. The utility model provides an energy-concerving and environment-protective hollow paddle desiccator, a serial communication port, including agitator tank and drive mechanism, agitator tank includes box (1) and lower box (13), it sets up a plurality of heating device (4) to go up box (1) inner chamber wall, box (13) set up a plurality of (mixing) shaft (15) down, set up a plurality of stirring paddle (16) on (mixing) shaft (15), box (13) lateral wall under (mixing) shaft (15) both ends are worn out, (mixing) shaft (15) one end is connected with drive mechanism, (mixing) shaft (15) other end inner chamber is through heating medium pipeline (11) and bearing heater (10) intercommunication, (mixing) shaft (15) and stirring paddle (16) inner chamber cavity and intercommunication.

2. The energy-saving and environment-friendly hollow blade dryer as claimed in claim 1, wherein the lower box body (13) is further provided with a discharge port (12), a baffle (18) and a limiting block (19), the lower box body (13) comprises a stirring section and a discharge section, and the baffle (18) is arranged between the stirring section and the discharge section.

3. The energy-saving and environment-friendly hollow blade dryer as claimed in claim 2, wherein the upper box body is further provided with an observation port (2).

4. The energy-saving and environment-friendly hollow blade dryer as claimed in claim 3, wherein the transmission mechanism comprises an engine (17) and a coupler (8), and the engine (17) is in transmission connection with the stirring shaft (15) through the coupler (8).

5. An energy-saving and environment-friendly hollow blade dryer as claimed in claim 4, wherein the bearing heater (10) is steam-heated or liquid-heated.

6. An energy-saving and environment-friendly hollow blade dryer as claimed in claim 5, characterized in that the heating device (4) is resistance heating.

7. The energy-saving and environment-friendly hollow blade dryer as claimed in claim 6, wherein the stirring blade (16) is a wedge-shaped hollow blade.

8. The energy-saving and environment-friendly hollow blade dryer as claimed in claim 7, further comprising a screw feeder (5), wherein the screw feeder (5) is communicated with the upper box body (1).

9. The energy-saving and environment-friendly hollow blade dryer as claimed in claim 1, wherein the upper box body (1) is further provided with an exhaust port (3).

10. The energy-saving and environment-friendly hollow blade dryer as claimed in claim 9, wherein the exhaust port (3) is communicated with a cyclone separator (6), and the cyclone separator (6) is communicated with an induced draft fan (7).

Technical Field

The invention relates to the technical field of dryers, in particular to an energy-saving and environment-friendly hollow blade dryer.

Background

The blade type dryer is a low-speed stirring dryer which is provided with stirring blades inside the dryer, so that wet materials are fully contacted with a heat carrier and a hot surface under the stirring of the blades, thereby achieving the drying purpose, and the structure form is generally horizontal, double-shaft or four-shaft. The blade type dryer is divided into a hot air type and a conduction type.

The traditional paddle type dryer has some defects, and 1, the traditional paddle type dryer has an unsealed design, so that the heat loss is large, the pollution is also large in the processing process, and the environment is not protected; 2. the traditional paddle type drying machine is generally heated by a cavity, the stirring shaft and the stirring paddle are not heated, the problem that the stirring shaft and the stirring paddle are deformed exists, and equipment is prone to failure.

Disclosure of Invention

In order to solve the problems of the prior art, the invention provides an energy-saving and environment-friendly hollow blade dryer, which combines box body heating with heating of a stirring shaft and stirring blades, avoids large temperature difference between the stirring shaft and the stirring blades and the box body, enables the stirring shaft and the stirring blades not to be easily deformed, and improves the drying efficiency; and by adopting a waste gas treatment design, waste gas is discharged after being treated by the cyclone separator, so that the environmental pollution is reduced.

The invention is realized by the following technical scheme: the utility model provides an energy-concerving and environment-protective hollow paddle desiccator, includes agitator tank and drive mechanism, agitator tank includes box and lower box, go up the box inner chamber wall and set up a plurality of heating device, the box sets up a plurality of (mixing) shafts down, set up a plurality of stirring paddle leaf on the (mixing) shaft, the box lateral wall is worn out down at the (mixing) shaft both ends, (mixing) shaft one end is connected with drive mechanism, the (mixing) shaft other end inner chamber passes through heating medium pipeline and bearing heater intercommunication, (mixing) shaft and stirring paddle leaf inner chamber cavity are hollow and the intercommunication.

According to the invention, the inner cavities of the stirring shaft and the stirring blades are hollow and communicated, the inner cavity of the stirring shaft is communicated with the bearing heater through the heating medium conveying pipeline, the bearing heater can supply heat to the inner cavities of the stirring shaft and the stirring blades, in addition, the inner cavity wall of the upper box body is provided with a plurality of heating devices, the inner cavity, the stirring shaft and the stirring blades are heated simultaneously, the drying efficiency is improved, the inner cavity, the stirring shaft and the stirring blades do not have large temperature difference, and the deformation and damage of the stirring shaft and the stirring blades are avoided.

One end of a stirring shaft is connected with a transmission mechanism, and the transmission mechanism drives the stirring shaft to rotate; the stirring box body comprises an upper box body and a lower box body, and raw materials are dried in a closed space, so that the drying efficiency is improved.

Further, the lower box body is further provided with a discharge port, a baffle and a limiting block, the lower box body comprises a stirring section and a discharge section, and the baffle is arranged between the stirring section and the discharge section.

The lower box body is provided with a baffle and a limiting block, the baffle separates the raw materials from the discharge port, the limiting block is opened after the raw materials are dried, the baffle is drawn out, and the raw materials are discharged from the discharge port.

Furthermore, the upper box body is also provided with an observation port.

The observation port can be convenient for observe the conditions in the box body.

Further, the transmission mechanism comprises an engine and a coupler, and the engine is in transmission connection with the stirring shaft through the coupler.

The engine is in transmission connection with the stirring shaft through the coupler, so that the stirring shaft rotates.

Further, the bearing heater is steam heating or liquid heating.

Further, the heating device is resistance heating.

Further, the stirring blade is a wedge-shaped hollow blade.

The stirring paddle blade is a wedge-shaped hollow paddle blade, so that the contact area of the raw materials and the paddle blade is increased, and the stirring efficiency is improved.

Further, the device also comprises a spiral feeder which is communicated with the upper box body.

Furthermore, the upper box body is also provided with an exhaust port.

Further, the exhaust port is communicated with a cyclone separator, and the cyclone separator is communicated with an induced draft fan.

The induced draft fan sucks the waste gas into the cyclone separator from the exhaust port, the cyclone separator separates the solid and liquid of the waste gas, and the purified waste gas is discharged through the induced draft fan.

Compared with the prior art, the invention has the following advantages and beneficial effects:

1. according to the energy-saving environment-friendly hollow blade dryer, the inner cavities of the stirring shaft and the stirring blades are hollow and communicated, the inner cavity of the stirring shaft is communicated with the bearing heater through the heating medium conveying pipeline, the bearing heater can supply heat to the inner cavities of the stirring shaft and the stirring blades, in addition, the inner cavity wall of the upper box body is provided with the plurality of heating devices, the inner cavity, the stirring shaft and the stirring blades are heated simultaneously, the drying efficiency is improved, the inner cavity, the stirring shaft and the stirring blades do not have large temperature difference, and the stirring shaft and the stirring blades are prevented from being deformed and damaged;

2. according to the energy-saving and environment-friendly hollow blade dryer, the wedge-shaped hollow stirring blades of the hollow stirring shaft are adopted, a heat medium flows through the stirring blades through the stirring shaft, no air takes away heat, the heat is used for heating materials, the heat loss is only heat dissipation of the stirring shaft and the stirring blades to the environment, and the heat utilization rate is greatly improved;

3. according to the energy-saving environment-friendly hollow blade dryer, the wedge-shaped blade heat transfer surface has a self-cleaning function, and material particles and the wedge-shaped surface move relatively to each other to generate a washing effect, so that materials attached to the wedge-shaped surface can be washed away, and the clean heat transfer surface is kept in operation;

4. according to the energy-saving and environment-friendly hollow blade dryer, the stirring box body comprises the upper box body and the lower box body, raw materials are dried in a closed space, heat leakage is reduced, and drying efficiency is improved;

5. according to the energy-saving environment-friendly hollow blade dryer, the baffle plate is arranged close to the discharge port, so that the material level height is ensured, and the heat transfer surface is covered by materials to fully play a role;

6. according to the energy-saving and environment-friendly hollow blade dryer, the induced draft fan pumps waste gas into the cyclone separator from the exhaust port, the cyclone separator separates solid and liquid of the waste gas, and the purified waste gas is discharged through the induced draft fan, so that the environment protection is facilitated.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:

FIG. 1 is a schematic front view of the overall structure of the present invention;

FIG. 2 is a schematic top sectional view of the overall structure of the present invention;

FIG. 3 is a schematic view of the structure of the stirring shaft of the present invention.

Reference numbers and corresponding part names in the drawings:

1-an upper box body, 2-an observation opening, 3-an exhaust opening, 4-a heating device, 5-a spiral feeder, 6-a cyclone separator, 7-an induced draft fan, 8-a coupler, 10-a bearing heater, 11-a heating medium conveying pipeline, 12-a discharge opening, 13-a lower box body, 15-a stirring shaft, 16-a stirring paddle, 17-an engine, 18-a baffle plate and 19-a limiting block.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.

In one embodiment, an energy-concerving and environment-protective hollow paddle desiccator, including agitator tank and drive mechanism, agitator tank includes box 1 and lower box 13, go up box 1 inner chamber wall and set up a plurality of heating device 4, box 13 sets up a plurality of (mixing) shaft 15 down, set up a plurality of stirring paddle 16 on the (mixing) shaft 15, box 13 lateral wall under the (mixing) shaft 15 both ends are worn out, (mixing) shaft 15 one end is connected with drive mechanism, the (mixing) shaft 15 other end inner chamber passes through heating medium pipeline 11 and bearing heater 10 intercommunication, the (mixing) shaft 15 and 16 inner chamber hollows of stirring paddle and communicate.

More specifically, lower box 13 still sets up discharge gate 12, baffle 18 and stopper 19, lower box 13 is including stirring the interval and the ejection of compact interval, baffle 18 sets up between stirring interval and ejection of compact interval.

More specifically, the upper case is also provided with a viewing port 2.

More specifically, the transmission mechanism comprises a motor 17 and a coupling 8, and the motor 17 is in transmission connection with the stirring shaft 15 through the coupling 8.

More specifically, the bearing heater 10 is steam heating or liquid heating.

More specifically, the stirring blade 16 is a wedge-shaped hollow blade.

More specifically, the device also comprises a spiral feeder 5, and the spiral feeder 5 is communicated with the upper box body 1.

The working principle is as follows: as shown in fig. 1-3, when the energy-saving and environment-friendly hollow blade dryer works, the bearing heater 10 and the heating device 4 are started to preheat in advance, then the spiral feeder 5 and the engine 17 are started, raw materials are added into the box body through the spiral feeder 5, the raw materials are fully dried in the box body, then the limit block 19 is opened, the baffle 18 is pulled out, the discharge hole 12 is opened, and the stirring blade 16 extrudes the raw materials and discharges the raw materials from the discharge hole 12, so that the drying process is completed.

In one embodiment, based on the above embodiment, the upper box body is further provided with an air outlet.

More specifically, the exhaust port is communicated with a cyclone separator, and the cyclone separator is communicated with an induced draft fan.

The working principle is as follows: as shown in fig. 1-3, the induced draft fan pumps the waste gas into the cyclone separator from the exhaust port, the cyclone separator separates the solid and liquid of the waste gas, and the purified waste gas is discharged through the induced draft fan, which is beneficial to environmental protection.

The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.