CN219454450U

CN219454450U - High-viscosity material drying box

Info

Publication number: CN219454450U
Application number: CN202320399719.1U
Authority: CN
Inventors: 戴祥; 戴瑞根
Original assignee: Yunnan Kexing Environmental Protection Technology Co ltd
Current assignee: Yunnan Kexing Environmental Protection Technology Co ltd
Priority date: 2023-03-06
Filing date: 2023-03-06
Publication date: 2023-08-01
Anticipated expiration: 2033-03-06

Abstract

The utility model discloses a high-viscosity material drying box, which comprises a heating box, a stirring roller and a plurality of stirring blades; the bottom of the heating box is in a frustum shape with a large top and a small bottom; a first screen is fixedly arranged at the discharge hole of the heating box; the stirring roller is fixedly connected with a bracket; the support is provided with a crushing roller. The utility model has the advantages that: simple structure can effectively smash the caking in the high viscosity material, carries out abundant drying, improves drying effect.

Description

High-viscosity material drying box

Technical Field

The utility model relates to the technical field of drying devices, in particular to a high-viscosity material drying box.

Background

The pellet binder is an indispensable raw material for preparing the iron ore oxidized pellets. The main components of the pellet binder are materials with strong water absorption, such as modified bentonite, modified konjaku flour, and the like, and the pellet binder can expand to tens of times after water is added, and has strong viscosity. In the processing process of the high-viscosity materials such as the modified bentonite, the modified konjaku flour and the like, the bentonite and the konjaku flour are respectively used as raw materials, partial inorganic matters are added for reaction, and then the materials are centrifuged and washed, and finally dried and stored.

The patent application No. 202221116860.8 discloses a konjak powder processing device capable of uniformly drying, which is characterized in that hot air flow stirring and drying are carried out in a drying box. Unlike common materials, high viscosity materials are prone to caking during drying due to uneven dewatering. Above-mentioned drying device only has stirring function, can not effectively break the caking, leads to drying effect poor.

Disclosure of Invention

Aiming at the defects of the prior art, the technical problem to be solved by the utility model is to provide the high-viscosity material drying box which is simple in structure, and can effectively crush the caking in the high-viscosity material, fully dry the caking and improve the drying effect.

The technical scheme provided by the utility model is as follows:

a high-viscosity material drying box comprises a heating box, a stirring roller and a plurality of stirring blades; the bottom of the heating box is in a frustum shape with a large top and a small bottom; a first screen is fixedly arranged at the discharge hole of the heating box; the stirring roller is fixedly connected with a bracket; the support is rotatably provided with a crushing roller.

Further, the surface of the crushing roller is provided with a plurality of first crushing teeth.

Further, the section of the first screen is arc-shaped, and the center of the first screen coincides with the center of the stirring roller.

Further, a first heater is installed on the inner wall of the heating box.

Further, the lateral wall of heating cabinet intercommunication has the intake pipe, and the top intercommunication has the blast pipe.

Further, a filter screen is arranged on the inner wall of the heating box; the filter screen covers the pipe orifice of the exhaust pipe.

Further, one end of the exhaust pipe is communicated with a condenser; the outlet of the condenser is communicated with the air inlet of the exhaust fan, and the air outlet of the exhaust fan is connected with a cloth bag dust remover through a pipeline; the lower end of the condenser is communicated with a condensed water collector.

Further, a feed inlet of the heating box is communicated with a spiral feeder; a second screen is fixedly arranged in the spiral feeder; one side of the second screen, which is away from the feed inlet of the heating box, is fixedly connected with second crushing teeth.

Further, the outer wall of the spiral feeder is fixedly provided with a heat-insulating jacket; and a second heater is arranged in the heat preservation jacket.

The utility model has the following beneficial effects:

the caking in the material slides along the bottom of the heating box and stays on the first screen due to larger size; as the stirring roller rotates, the crushing roller intermittently rotates to the lower side, and the agglomerates retained on the first screen can be crushed during the rotation of the crushing roller. The utility model has simple structure, can effectively crush the caking in the high-viscosity material, fully dry the caking and improve the drying effect.

Drawings

Fig. 1 is a schematic diagram of the overall internal structure of an embodiment.

Heating the tank in the figure; 101. a box bottom; 102. a discharge port; 2. a stirring roller; 3. stirring the leaves; 4. a crushing roller; 5. a first crushing tooth; 6. a first screen; 7. a first heater; 8. an air inlet pipe; 9. an exhaust pipe; 10. a condenser; 11. an exhaust fan; 12. a bag-type dust collector; 13. a condensed water collector; 14. a screw feeder; 15. a heat preservation jacket; 16. a second screen; 17. a second crushing tooth; 18. a filter screen; 19. and (3) a bracket.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

As shown in fig. 1, a high-viscosity material drying box comprises a heating box 1, a stirring roller 2 and a plurality of stirring blades 3; the bottom 101 of the heating box 1 is in a frustum shape with a large top and a small bottom; a first screen 6 is fixedly arranged at the discharge hole 102 of the heating box 1; the stirring roller 2 is fixedly connected with a bracket 19; the crushing roller 4 is rotatably mounted on the stand 19.

The caking in the material slides along the bottom 101 of the heating box 1 and stays on the first screen 6 due to the larger size; along with the rotation of the stirring roller 2, the crushing roller 4 intermittently rotates to the lower side, and the caking remained on the first screen 6 can be crushed in the rotation process of the crushing roller 4, so that the caking is fully dried, and the drying effect is improved.

In particular, in order to ensure the crushing effect, the surface of the crushing roller 4 is provided with a number of first crushing teeth 5.

Specifically, in order to improve the effective crushing stroke, the cross section of the first screen 6 is arc-shaped, and the center of the first screen coincides with the center of the stirring roller 2.

Specifically, the first heater 7 is mounted on the inner wall of the heating tank 1.

Specifically, the lateral wall of heating cabinet 1 communicates there is intake pipe 8, and the top communicates there is blast pipe 9.

Specifically, a filter screen 18 is installed on the inner wall of the heating box 1; the filter screen 18 covers the mouth of the exhaust pipe 9. The screen 18 is capable of adsorbing fine material particles entrained in the gas stream.

Specifically, one end of the exhaust pipe 9 is communicated with a condenser 10; the outlet of the condenser 10 is communicated with the air inlet of the exhaust fan 11, and the air outlet of the exhaust fan 11 is connected with a bag-type dust remover 12 through a pipeline; the lower end of the condenser 10 is communicated with a condensed water collector 13. The water in the materials is gasified into steam after being heated, is discharged through the exhaust pipe 9, enters the condenser 10 for condensation, is liquefied into water to flow into the condensate water collector 13, and the rest of gas is discharged after being dedusted through the bag-type dust collector 12.

Specifically, a feed inlet of the heating box 1 is communicated with a screw feeder 14; a second screen 16 is fixedly arranged in the screw feeder 14; a second crushing tooth 17 is fixedly connected to one side of the second screen 16, which is away from the feed inlet of the heating box 1. During the feeding of the material through the screw feeder 14, the agglomerates are broken up by the action of the crushing and second crushing teeth 17 and then discharged through the second screen 16 into the interior of the drying cabinet 1.

Specifically, the outer wall of the screw feeder 14 is fixedly provided with a heat-insulating jacket 15; a second heater is installed in the heat preservation jacket 15.

The working principle of the utility model is as follows:

in operation, material is fed into the screw feeder 14, and during the feeding of material through the screw feeder 14, the agglomerates are broken up under the action of the extrusion and the second breaking teeth 17, and then discharged through the second screen 16, into the interior of the drying oven 1. The first heater 7 works to raise the temperature in the drying box 1, and the driving device drives the stirring roller 2 and the stirring blade 3 to rotate so as to stir the materials in the drying box 1. The material slides down the bottom 101 of the heating box 1 onto the first screen 6. Due to the larger agglomerate size, it remains on the first screen 6. Along with the rotation of the stirring roller 2, the crushing roller 4 intermittently rotates to the lower side, and the caking remained on the first screen 6 can be crushed in the rotation process of the crushing roller 4, so that the caking is fully dried, and the drying effect is improved. In the drying process, air can be slowly introduced through the air inlet pipe 8, and the exhaust fan 11 is started, so that certain air flow is formed in the drying box 1, on one hand, the temperature in the drying box 1 can be more uniform, and on the other hand, the air inflow and the air suction quantity of the exhaust fan 11 can be controlled to enable the drying box 1 to keep a certain vacuum degree, so that moisture in materials is gasified at a lower temperature, the drying efficiency is improved, and meanwhile, the damage of heat-sensitive components can be avoided.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A high-viscosity material drying box comprises a heating box (1), a stirring roller (2) and a plurality of stirring blades (3); the method is characterized in that: the box bottom (101) of the heating box (1) is in a frustum shape with a large upper part and a small lower part; a first screen (6) is fixedly arranged at a discharge hole (102) of the heating box (1); the stirring roller (2) is fixedly connected with a bracket (19); the support (19) is rotatably provided with a crushing roller (4).

2. The high viscosity material drying oven according to claim 1, wherein: the surface of the crushing roller (4) is provided with a plurality of first crushing teeth (5).

3. A high viscosity material drying oven according to claim 2, wherein: the section of the first screen (6) is arc-shaped, and the center of the first screen coincides with the center of the stirring roller (2).

4. A high viscosity material drying oven according to any one of claims 1-3, wherein: the inner wall of the heating box (1) is provided with a first heater (7).

5. The high viscosity material drying oven of claim 4, wherein: the side wall of the heating box (1) is communicated with an air inlet pipe (8), and the top of the heating box is communicated with an exhaust pipe (9).

6. The high viscosity material drying oven according to claim 5, wherein: a filter screen (18) is arranged on the inner wall of the heating box (1); the filter screen (18) covers the pipe orifice of the exhaust pipe (9).

7. The high viscosity material drying oven of claim 6, wherein: one end of the exhaust pipe (9) is communicated with a condenser (10); the outlet of the condenser (10) is communicated with the air inlet of the exhaust fan (11), and the air outlet of the exhaust fan (11) is connected with a cloth bag dust remover (12) through a pipeline; the lower end of the condenser (10) is communicated with a condensed water collector (13).

8. The high viscosity material drying oven according to claim 1, wherein: a feed inlet of the heating box (1) is communicated with a spiral feeder (14); a second screen (16) is fixedly arranged in the spiral feeder (14); and one side of the second screen (16) away from the feed inlet of the heating box (1) is fixedly connected with second crushing teeth (17).

9. The high viscosity material drying oven of claim 8, wherein: the outer wall of the spiral feeder (14) is fixedly provided with a heat-insulating jacket (15); a second heater is arranged in the heat preservation jacket (15).