Hot blast stove with heat preservation structure

Abstract

The utility model relates to the technical field of hot-blast stoves, and provides a hot-blast stove with a heat insulation structure, which comprises a base, a heat insulation structure arranged at the top end of the base, and a purification structure arranged on one side of the bottom of the heat insulation structure. The purification structure comprises a flue, a shell, a fire-retardant net, an ash hopper, a flame-retardant efficient filter element, an activated carbon filter layer, a pipeline, an air bellow, a first servo motor and a chimney. By arranging the purification structure and starting the first servo motor, the first servo motor drives the air bellow to rotate, under the action of the air bellow, smoke dust in the heat preservation structure enters the flue and is shunted in the shell after passing through the fire-retardant net, particulate matter can fall into the ash hopper, and the smoke dust in the heat preservation structure can be purified. And harmful gas is purified by a flame-retardant efficient filter element and an activated carbon filter layer and is discharged from a chimney through a pipeline, the dust removal effect of the device is achieved, and therefore the applicability of the hot blast stove is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of hot blast stoves, in particular to a hot blast stove with a heat preservation structure. Background Art

[0002] A hot air furnace with an insulation structure is a specially designed thermal energy equipment. A hot air furnace with an insulation structure usually includes a furnace body, a combustion system, and an insulation structure. The furnace body is the main part of the hot air furnace. The furnace body is usually made of high temperature resistant and corrosion resistant materials to withstand high temperatures and harsh working environments. The combustion system is the core of the hot air furnace. It uses coal, oil and other fuels for combustion to produce high temperature and high pressure combustion gas. During the combustion process, the chemical energy in the fuel is converted into thermal energy, releasing a large amount of heat. Its main purpose is to improve thermal efficiency and reduce heat loss during the heating process, thereby achieving better energy saving effects during the heating process.

[0003] This type of hot air furnace is widely used in industrial production, agricultural drying, aquaculture heating and other fields, providing an efficient and reliable solution to the thermal energy needs of various industries. However, the combustion of fuel will also produce smoke and harmful gases. The existing hot air furnace is not easy to remove dust and easily causes air pollution. Utility Model Content

[0004] The utility model aims to provide a hot blast stove with a heat preservation structure, so as to solve the defect that the existing hot blast stove with a heat preservation structure is inconvenient for dust removal.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: a hot air furnace with a heat-insulating structure, comprising a base, a heat-insulating structure is arranged on the top of the base, a purification structure is arranged on one side of the bottom of the heat-insulating structure, the purification structure comprises a flue, a shell, a fire-blocking net, an ash hopper, a flame-retardant and high-efficiency filter element, an activated carbon filter layer, a pipeline, a bellows, a first servo motor, a first servo motor and a chimney, one side of the flue runs through one side of the bottom of the heat-insulating structure, a shell is arranged on the side of the flue away from the heat-insulating structure, a fire-blocking net is arranged on the top of the shell, an ash hopper is installed on the bottom end of the shell, an activated carbon filter layer is arranged on the inner wall of the shell, and the A flame-retardant and high-efficiency filter element is arranged on one side of the activated carbon filter layer, a pipe is arranged on the side of the activated carbon filter layer away from the flame-retardant and high-efficiency filter element, a bellows is arranged on the side of the pipe away from the shell, a first servo motor is arranged on the other side of the bellows away from the pipe, a chimney is installed on the top of the bellows, a bracket is arranged on the bottom of the bellows, a hot air outlet is arranged on one side of the top of the insulation structure, a hot air pipe is arranged inside the hot air outlet, a blower is installed on one end of the hot air pipe extending to the outside of the insulation structure, a second servo motor is arranged on one side of the blower, a mounting seat is fixed to the bottom end of the blower, and a cleaning structure is arranged at the bottom end of the insulation structure.

[0006] Preferably, the insulation structure includes a second insulation layer, a first insulation layer and an inner layer of a hot air furnace, the bottom end of the second insulation layer is fixed to the top of the base, the inner wall of the second insulation layer is fixed with the first insulation layer, and the inner wall of the first insulation layer is fixed with the inner layer of the hot air furnace.

[0007] Preferably, the second thermal insulation layer is an alumina fiber product, the first thermal insulation layer is an aluminum silicate fiber product, and the inner layer of the hot air furnace is a fireproof layer.

[0008] Preferably, the bottom end of the shell is threadedly connected to the ash hopper, and the bottom end of the shell close to the pipeline is in conflict with the top end of the bracket.

[0009] Preferably, the pipeline extends to the interior of the bellows, and the output end of the bellows extends to the interior of the first servo motor and is fixedly connected to the driving shaft of the fan.

[0010] Preferably, the cleaning structure includes a frame, a fireproof strip, a fireproof waste box, a baffle, a handle and a fireproof door panel, the top of the frame is fixed to the bottom of the second insulation layer, the inside of the bottom of the frame is fixed with a fireproof strip, the outer wall of the frame is provided with a fireproof waste box, a baffle is fixed on one side of the fireproof waste box, a handle is installed at the middle position of the baffle, and a fireproof door panel is provided on one side of the frame.

[0011] Preferably, the frame and the fireproof waste box are slidably connected, the fireproof strips are distributed in a mesh shape, and the top end of the baffle is in conflict with the bottom end of the fireproof door panel.

[0012] The utility model provides a hot air furnace with a heat insulation structure, which has the advantages of:

[0013] By providing a purification structure, starting the first servo motor, the first servo motor drives the bellows to rotate, and under the action of the bellows, the smoke and dust in the insulation structure enters the flue, passes through the fire-blocking net and is diverted inside the shell, and the particles will fall into the inside of the ash hopper, and the harmful gas is purified by the flame-retardant high-efficiency filter element and the activated carbon filter layer and discharged from the chimney through the pipeline, thereby achieving the dust removal function of the device, thereby improving the applicability of the hot air furnace;

[0014] By providing a heat-insulating structure, flammable items are placed on the top surface of the fireproof strip and ignited. The resulting open flame will keep the inner layer of the hot blast stove in a high temperature state. When the flammable items on the top surface of the fireproof strip are burned out, the second insulation layer and the first insulation layer can delay the loss of the inner temperature of the hot blast stove, thereby improving the practicality of the hot blast stove.

[0015] By providing a cleaning structure, when flammable materials burn on the surface of the fireproof strip, the waste residue generated enters the interior of the fireproof waste box through the gap of the fireproof strip. The fireproof strip and the fireproof waste box are slidably connected. The handle is pulled to drive the fireproof waste box, and the fireproof waste box is taken out from the bottom of the fireproof strip to the outside of the fireproof strip. The function of the device to facilitate waste cleaning is realized, thereby improving the convenience of the hot air furnace. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a main schematic diagram of the utility model;

[0017] Figure 2 It is a schematic diagram of the main cross-section of the utility model;

[0018] Figure 3 It is a partial schematic diagram of the thermal insulation structure of the utility model;

[0019] Figure 4 It is a side view schematic diagram of the utility model;

[0020] Figure 5 It is a top cross-sectional schematic diagram of the utility model.

[0021] Figure 6 A three-dimensional schematic diagram of the cleaning structure of the utility model

[0022] Explanation of the reference numerals in the figure: 1. base; 2. insulation structure; 201. second insulation layer; 202. first insulation layer; 203. inner layer of hot blast furnace; 3. purification structure; 301. flue; 302. shell; 303. fire barrier net; 304. ash hopper; 305. flame retardant and high-efficiency filter element; 306. activated carbon filter layer; 307. pipeline; 308. bellows; 309. first servo motor; 310. chimney; 4. bracket; 5. hot air outlet; 6. hot air duct; 7. blower; 8. second servo motor; 9. mounting seat; 10. cleaning structure; 1001. frame; 1002. fireproof strip; 1003. fireproof waste box; 1004. baffle; 1005. handle; 1006. fireproof door panel. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-Figure 6 The utility model provides a hot air stove with a heat preservation structure, which comprises a base 1.

[0025] Reference Figure 1 , Figure 2 and Figure 5 As shown, a heat insulation structure 2 is arranged at the top of the base 1, and a purification structure 3 is arranged on one side of the bottom of the heat insulation structure 2. The purification structure 3 includes a flue 301, a shell 302, a fire-blocking net 303, an ash hopper 304, a flame-retardant and high-efficiency filter element 305, an activated carbon filter layer 306, a pipeline 307, a bellows 308, a first servo motor 309, a first servo motor 309 and a chimney 310. One side of the flue 301 runs through one side of the bottom of the heat insulation structure 2, and a shell 302 is arranged on the side of the flue 301 away from the heat insulation structure 2. A fire-blocking net 303 is arranged on the top of the shell 302, and an ash hopper 304 is installed on the bottom of the shell 302. The inner wall of the shell 302 is provided with an activated carbon filter layer 306, and the activated carbon filter layer 3 06 is provided with a flame retardant and high-efficiency filter element 305 on one side, a pipe 307 is provided on the side of the activated carbon filter layer 306 away from the flame retardant and high-efficiency filter element 305, a bellows 308 is provided on the side of the pipe 307 away from the shell 302, and a first servo motor 309 is provided on the other side of the bellows 308 away from the pipe 307, a bracket 4 is provided at the bottom end of the bellows 308, a chimney 310 is installed at the top of the bellows 308, the bottom end of the shell 302 is threadedly connected with the ash hopper 304, the bottom end of the shell 302 close to the pipe 307 is in conflict with the top of the bracket 4, the pipe 307 extends to the interior of the bellows 308, and the output end of the bellows 308 extends to the interior of the first servo motor 309 and is fixedly connected to the driving shaft of the fan.

[0026] Start the first servo motor 309, which drives the bellows 308 to rotate. Under the action of the bellows 308, the smoke in the insulation structure 2 enters the flue 301, passes through the fire-blocking net 303, and is diverted inside the shell 302. The particulate matter will fall into the ash hopper 304. The harmful gas is purified by the flame-retardant high-efficiency filter element 305 and the activated carbon filter layer 306 and is discharged from the chimney 310 through the pipe 307.

[0027] Reference Figure 2 and Figure 3As shown, the insulation structure 2 includes a second insulation layer 201, a first insulation layer 202 and a hot air furnace inner layer 203, the bottom end of the second insulation layer 201 is fixed to the top of the base 1, the inner wall of the second insulation layer 201 is fixed with the first insulation layer 202, the inner wall of the first insulation layer 202 is fixed with the hot air furnace inner layer 203, the second insulation layer 201 is an aluminum oxide fiber product, the first insulation layer 202 is an aluminum silicate fiber product, the hot air furnace inner layer 203 is a fireproof layer, a hot air outlet 5 is arranged on one side of the top of the insulation structure 2, a hot air pipe 6 is arranged inside the hot air outlet 5, a blower 7 is installed at one end of the hot air pipe 6 extending to the outside of the insulation structure 2, a second servo motor 8 is arranged on one side of the blower 7, a mounting seat 9 is fixed to the bottom end of the blower 7, and a cleaning structure 10 is arranged at the bottom end of the insulation structure 2.

[0028] Placing flammable items on the top surface of the fireproof strip 1002 and igniting it, the resulting open flame will cause the interior of the hot air furnace inner layer 203 to be in a high temperature state. When the flammable items on the top surface of the fireproof strip 1002 are burned out, the internal temperature loss of the hot air furnace inner layer 203 is delayed.

[0029] Reference Figure 2 , Figure 4 and Figure 6 As shown, the cleaning structure 10 includes a frame 1001, a fireproof strip 1002, a fireproof waste box 1003, a baffle 1004, a handle 1005 and a fireproof door panel 1006. The top of the frame 1001 is fixed to the bottom of the second insulation layer 201, the fireproof strip 1002 is fixed inside the bottom of the frame 1001, the outer wall of the frame 1001 is provided with a fireproof waste box 1003, a baffle 1004 is fixed on one side of the fireproof waste box 1003, a handle 1005 is installed at the middle position of the baffle 1004, a fireproof door panel 1006 is provided on one side of the frame 1001, the frame 1001 and the fireproof waste box 1003 are slidably connected, the fireproof strips 1002 are distributed in a mesh shape, and the top of the baffle 1004 is in conflict with the bottom of the fireproof door panel 1006.

[0030] The heat energy generated by the combustion of the fuel enters the interior of the hot air pipe 6, and the second servo motor 8 is started to drive the blower 7. The blower 7 makes the air outside the insulation structure 2 flow through one end of the hot air pipe 6 through the interior of the insulation structure 2 to the other end outside the insulation structure 2, thereby discharging the hot air from the end of the hot air pipe 6 close to the hot air outlet 5. When the flammable materials burn on the surface of the fireproof strip 1002, the waste residue generated enters the interior of the fireproof waste box 1003 through the gap of the fireproof strip 1002. The fireproof strip 1002 and the fireproof waste box 1003 are slidably connected. The handle 1005 is pulled to drive the fireproof waste box 1003, and the fireproof waste box 1003 is taken out from the bottom of the fireproof strip 1002 to the outside of the fireproof strip 1002.

[0031] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A hot air stove with a heat preservation structure, comprising a base (1); Features: The top of the base (1) is provided with an insulation structure (2), and a purification structure (3) is provided on one side of the bottom of the insulation structure (2). The purification structure (3) comprises a flue (301), a shell (302), a fire-blocking net (303), an ash hopper (304), a flame-retardant high-efficiency filter element (305), an activated carbon filter layer (306), a pipeline (307), a bellows (308), a first servo motor (309), a first servo motor (309) and a chimney (310). One side of the flue (301) runs through one side of the bottom of the insulation structure (2), and a shell (302) is provided on the side of the flue (301) away from the insulation structure (2). The top of the shell (302) is provided with a fire-blocking net. (303), an ash hopper (304) is installed at the bottom end of the shell (302), an activated carbon filter layer (306) is provided on the inner wall of the shell (302), a flame retardant and high-efficiency filter element (305) is provided on one side of the activated carbon filter layer (306), a pipe (307) is provided on the side of the activated carbon filter layer (306) away from the flame retardant and high-efficiency filter element (305), a bellows (308) is provided on the side of the pipe (307) away from the shell (302), a first servo motor (309) is provided on the other side of the bellows (308) away from the pipe (307), a chimney (310) is installed on the top of the bellows (308), and a bracket (4) is provided on the bottom end of the bellows (308); A hot air outlet (5) is provided on one side of the top of the heat-insulating structure (2), a hot air pipe (6) is provided inside the hot air outlet (5), a blower (7) is installed on one end of the hot air pipe (6) extending to the outside of the heat-insulating structure (2), a second servo motor (8) is provided on one side of the blower (7), and a mounting base (9) is fixed to the bottom end of the blower (7); A cleaning structure (10) is provided at the bottom end of the thermal insulation structure (2).

2. The hot air stove with a heat preservation structure according to claim 1, characterized in that: The thermal insulation structure (2) comprises a second thermal insulation layer (201), a first thermal insulation layer (202) and a hot air furnace inner layer (203); the bottom end of the second thermal insulation layer (201) is fixed to the top end of the base (1); the first thermal insulation layer (202) is fixed to the inner wall of the second thermal insulation layer (201); and the hot air furnace inner layer (203) is fixed to the inner wall of the first thermal insulation layer (202).

3. The hot air stove with a heat preservation structure according to claim 2, characterized in that: The second thermal insulation layer (201) is an alumina fiber product, the first thermal insulation layer (202) is an aluminum silicate fiber product, and the hot air furnace inner layer (203) is a fireproof layer.

4. The hot air stove with a heat preservation structure according to claim 1, characterized in that: The bottom end of the shell (302) is threadedly connected to the ash hopper (304), and the bottom end of the shell (302) close to the pipeline (307) is in conflict with the top end of the bracket (4).

5. The hot blast stove with a heat preservation structure according to claim 1, characterized in that: The pipeline (307) extends to the interior of the bellows (308), and the output end of the bellows (308) extends to the interior of the first servo motor (309) and is fixedly connected to the driving shaft of the fan.

6. The hot blast stove with a heat preservation structure according to claim 1, characterized in that: The cleaning structure (10) comprises a frame (1001), a fireproof strip (1002), a fireproof waste box (1003), a baffle (1004), a handle (1005) and a fireproof door panel (1006); the top of the frame (1001) is fixed to the bottom of the second thermal insulation layer (201); the inside of the bottom of the frame (1001) is fixed with a fireproof strip (1002); the outer wall of the frame (1001) is provided with a fireproof waste box (1003); a baffle (1004) is fixed to one side of the fireproof waste box (1003); a handle (1005) is installed at the middle position of the baffle (1004); and a fireproof door panel (1006) is provided on one side of the frame (1001).

7. The hot blast stove with a heat preservation structure according to claim 6, characterized in that: The frame (1001) and the fireproof waste box (1003) are slidably connected, the fireproof strips (1002) are distributed in a mesh shape, and the top end of the baffle (1004) is in conflict with the bottom end of the fireproof door panel (1006).

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