CN212566284U

CN212566284U - Indirect hot-blast furnace of living beings

Info

Publication number: CN212566284U
Application number: CN202021490581.9U
Authority: CN
Inventors: 李志伟
Original assignee: Suzhou Shizhi Electronic Technology Co ltd
Current assignee: Heishan Fushan New Wall Materials Co.,Ltd.
Priority date: 2020-07-26
Filing date: 2020-07-26
Publication date: 2021-02-19
Anticipated expiration: 2030-07-26

Abstract

The utility model discloses an indirect hot-blast furnace of living beings, including burning the case, burning case right-hand member fixedly connected with hot-blast case, burning case left end fixedly connected with air intake, fixedly connected with air inlet valve between burning case and hot-blast case, hot-blast incasement wall fixedly connected with insulating brick, insulating brick inboard from last first guide plate, second guide plate and the third guide plate of down fixedly connected with in proper order, burning case upper end fixedly connected with motor, motor lower extreme motor shaft extends toward burning the incasement, motor lower extreme fixedly connected with stripper, the stopper that upside fixedly connected with bilateral symmetry set up in the insulating brick. This indirect hot-blast furnace of living beings effectively avoids burning to pile up together, carries out abundant filtration to the impurity in the heat, effectively improves the heat preservation effect in the hot-blast incasement, reduces the heat loss in the hot-blast incasement, better carries out thermal accumulation, and the design of cooperation honeycomb ceramic heat accumulator increases substantially heat exchange efficiency.

Description

Indirect hot-blast furnace of living beings

Technical Field

The utility model relates to a hot-blast furnace equipment technical field specifically is an indirect hot-blast furnace of living beings.

Background

Hot blast stoves are heat power machines, and through long-term production practices, people have recognized that heat utilization rate and heat working effect can be improved greatly only by using hot blast as a medium and a carrier, and the hot blast stoves are widely applied in China in the end of the 20 th century and the 70 th year, and become the replacement products of electric heat sources and traditional steam power heat sources in many industries.

The biomass energy is an energy form that solar energy is stored in biomass in a chemical energy form, is one of important energy sources which human beings rely on for survival, is the fourth most important energy source after coal, petroleum and natural gas, and plays an important role in the whole energy system, so the hot blast stove taking the biomass as fuel is widely used, but the existing biomass indirect hot blast stove has the defects that fuel is easy to accumulate, combustion is insufficient, heat loss is large, heat exchange efficiency is low, and impurities exist in heat.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an indirect hot-blast furnace of living beings to it is not abundant to propose the fuel burning in solving above-mentioned background art, and heat exchange efficiency is lower and have the problem of impurity.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an indirect hot-blast furnace of living beings, includes the case that burns, the hot-blast case of case right-hand member fixedly connected with, the case left end fixedly connected with air intake burns, fixedly connected with air inlet valve between case and hot-blast case, hot-blast incasement wall fixedly connected with insulating brick, insulating brick inboard from last first guide plate, second guide plate and the third guide plate of down fixedly connected with in proper order, case upper end fixedly connected with motor burns, motor lower extreme motor shaft is toward extending in the case that burns, motor lower extreme fixedly connected with stripper, the stopper that upside fixedly connected with bilateral symmetry set up in the insulating brick.

Preferably, the upper end of the combustion box is fixedly connected with a feed inlet and a waste gas valve from left to right in sequence, the motor and the stripper plate are designed in concentric circles, the stripper plate is in a circular truncated cone structure, and the radius of the lower end of the stripper plate is larger than the distance from the feed inlet to the center point of the motor.

Preferably, an ash discharge port is formed in the lower side of the front end of the combustion box, hinges which are arranged in an up-and-down symmetrical mode are fixedly connected to the front end of the hot air box, a door plate is rotatably connected to the front end of the hot air box through the hinges, and a hot air outlet is fixedly connected to the upper end of the hot air box.

Preferably, the right end of the first guide plate, the left end of the second guide plate and the right end of the third guide plate are fixedly connected with filter screens.

Preferably, a guide plate is fixedly connected in the combustion box, the guide plate is of a trapezoidal structure with a large upper part and a small lower part, the highest point of the guide plate is lower than the lowest point of the discharge plate, and the lowest point of the guide plate is higher than the highest point of the hollowed-out combustion plate.

Preferably, the upper ends of the limiting block and the other limiting block are fixedly connected with a honeycomb ceramic heat accumulator.

Compared with the prior art, the beneficial effects of the utility model are that:

1. according to the biomass indirect hot blast stove, the motor drives the discharging plate to rotate, biomass fuels are uniformly dispersed, the combustion accumulation is effectively avoided, the sufficient combustion is ensured, the descending speed of the fuels is further delayed by matching with the design of the guide plate, and the combustion efficiency is higher;

2. according to the biomass indirect hot blast stove, through the design of the plurality of filter screens, impurities in heat are fully filtered, and the additional heat-insulating bricks effectively improve the heat-insulating effect in the hot blast box and reduce the heat loss in the hot blast box;

3. this indirect hot-blast furnace of living beings uses through the cooperation of first guide plate, second guide plate and third guide plate, effectively enlarges the heat transfer area in the hot-blast case, better carries out thermal accumulation, and the design of cooperation honeycomb ceramic heat accumulator increases substantially heat exchange efficiency.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic side view of the present invention;

fig. 4 is a schematic view of the cross-sectional structure a-a of fig. 2 according to the present invention.

In the figure: 1. a combustion box; 2. a hot air box; 3. an air inlet; 4. hollowing out the combustion plate; 5. an air inlet valve; 6. insulating bricks; 7. a first baffle; 8. a second baffle; 9. a third baffle; 10. a motor; 11. a stripper plate; 12. a limiting block; 13. a feed inlet; 14. an exhaust gas valve; 15. an ash discharge port; 16. a hinge; 17. a door panel; 18. a hot air outlet; 19. a filter screen; 20. a guide plate; 21. a honeycomb ceramic heat accumulator.

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 creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an indirect biomass hot blast stove comprises a combustion box 1, a hot blast box 2, an air inlet 3, a hollowed combustion plate 4, an air inlet valve 5, a heat-insulating brick 6, a first guide plate 7, a second guide plate 8, a third guide plate 9, a motor 10, a discharging plate 11, a limiting block 12, a feed inlet 13, a waste gas valve 14, an ash discharge port 15, a hinge 16, a door plate 17, a hot blast outlet 18, a filter screen 19, a guide plate 20 and a honeycomb ceramic heat accumulator 21, wherein the right end of the combustion box 1 is fixedly connected with the hot blast box 2, the left end of the combustion box 1 is fixedly connected with the air inlet 3, the air inlet valve 5 is fixedly connected between the combustion box 1 and the hot blast box 2, the inner wall of the hot blast box 2 is fixedly connected with the heat-insulating brick 6, the inner side of the heat-insulating brick 6 is fixedly connected with the first guide plate 7, the second guide plate 8 and the third guide plate, the lower end of the motor 10 is fixedly connected with a stripper plate 11, and the upper side in the insulating brick 6 is fixedly connected with limiting blocks 12 which are arranged symmetrically left and right;

further, the upper end of the combustion box 1 is fixedly connected with a feed inlet 13 and a waste gas valve 14 from left to right in sequence, the motor 10 and the stripper plate 11 are designed to be concentric circles, the stripper plate 11 is of a circular truncated cone structure, the radius of the lower end of the stripper plate 11 is larger than the distance from the feed inlet 13 to the central point of the motor 10, so that the fuel is ensured to fall on the stripper plate 11 completely, and the fuel is dispersed by the rotation of the stripper plate 11;

furthermore, an ash discharge port 15 is formed in the lower side of the front end of the combustion box 1, hinges 16 which are symmetrically arranged up and down are fixedly connected to the front end of the hot air box 2, a door plate 17 is rotatably connected to the front end of the hot air box 2 through the hinges 16, a hot air outlet 18 is fixedly connected to the upper end of the hot air box 2, and through the design of the ash discharge port 15 and the door plate 17, the interiors of the combustion box 1 and the hot air box 2 can be cleaned conveniently;

furthermore, the right end of the first guide plate 7, the left end of the second guide plate 8 and the right end of the third guide plate 9 are fixedly connected with filter screens 19, so that the moving path of heat in the hot air box 2 is prolonged, and impurities in the heat are filtered through the filter screens 19;

further, a guide plate 20 is fixedly connected in the combustion box 1, the guide plate 20 is of a trapezoidal structure with a large upper part and a small lower part, the highest point of the guide plate 20 is lower than the lowest point of the discharging plate 11, and the lowest point of the guide plate 20 is higher than the highest point of the hollow combustion plate 4, and through the design of the guide plate 20, the dispersed fuel is guided, so that the raw material slowly falls on the hollow combustion plate 4;

furthermore, the upper ends of the limiting block 12 and the other limiting block 12 are fixedly connected with the honeycomb ceramic heat accumulator 21, and the honeycomb ceramic heat accumulator 21 greatly reduces the resistance of air holes flowing through and greatly improves the heat exchange efficiency.

The working principle is as follows: firstly, air is introduced from an air inlet 3, a motor 10 is turned on, the motor 10 drives a discharging plate 11 to rotate, biomass fuel falls on the discharging plate 11 from a feed inlet 13 and is scattered and falls on a guide plate 20, then the biomass fuel falls on a hollow combustion plate 4 through the guide plate 20 and is combusted, after a period of combustion, an air inlet valve 5 is turned on to discharge waste smoke, the combusted waste slag falls on the bottom in a combustion box 1 from the hollow combustion plate 4, heat enters a hot air box 2 through the air inlet valve 5, the filtered waste slag enters a space between a third guide plate 9 and a second guide plate 8 from a filter screen 19 at the right end of the third guide plate 9, the filtered waste slag is filtered again from the filter screen 19 at the left end of the second guide plate 8, finally the waste slag is moved to a honeycomb ceramic heat accumulator 21 from a first guide plate 7, the heat is finally sent to a required position through a hot air outlet 18, an ash discharge port 15 is opened to discharge the, and finally, opening the door plate 17 through the hinge 16 to remove the filtered impurities in the hot air box 2.

It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.

Claims

1. The utility model provides an indirect hot-blast furnace of living beings, includes combustion box, its characterized in that: the hot-blast case of burning case right-hand member fixedly connected with, the burning case left end fixedly connected with air intake, fixedly connected with air inlet valve between burning case and hot-blast case, hot-blast incasement wall fixedly connected with insulating brick, insulating brick inboard from last first guide plate, second guide plate and the third guide plate of down fixedly connected with in proper order, burning case upper end fixedly connected with motor, motor lower extreme motor shaft extends toward burning incasement, motor lower extreme fixedly connected with stripper, the stopper that upside fixedly connected with bilateral symmetry set up in the insulating brick.

2. The indirect biomass hot blast stove according to claim 1, characterized in that: the combustion box is characterized in that the upper end of the combustion box is sequentially and fixedly connected with a feed inlet and a waste gas valve from left to right, the motor and the stripper plate are designed to be concentric circles, the stripper plate is of a circular truncated cone structure, and the radius of the lower end of the stripper plate is larger than the distance from the feed inlet to the center point of the motor.

3. The indirect biomass hot blast stove according to claim 1, characterized in that: the ash discharging port is formed in the lower side of the front end of the combustion box, hinges which are arranged in an up-and-down symmetrical mode are fixedly connected to the front end of the hot air box, a door plate is rotatably connected to the front end of the hot air box through the hinges, and a hot air outlet is fixedly connected to the upper end of the hot air box.

4. The indirect biomass hot blast stove according to claim 1, characterized in that: the right end of the first guide plate, the left end of the second guide plate and the right end of the third guide plate are fixedly connected with filter screens.

5. The indirect biomass hot blast stove according to claim 1, characterized in that: the combustion box is characterized in that a guide plate is fixedly connected in the combustion box, the guide plate is of a trapezoidal structure with a large upper part and a small lower part, the highest point of the guide plate is lower than the lowest point of the discharge plate, and the lowest point of the guide plate is higher than the highest point of the hollowed-out combustion plate.

6. The indirect biomass hot blast stove according to claim 1, characterized in that: and the upper ends of the limiting blocks and the other limiting block are fixedly connected with a honeycomb ceramic heat accumulator.