Hearth for indoor heating furnace

Abstract

The hearth for the indoor heating furnace comprises a hearth heating box and a combustion hearth, the hearth heating box is mainly formed by covering a heating box sealing cover plate on a heating box body in a sealing mode, the heating box sealing cover plate is detachably connected with the heating box body, and a plurality of hot air exhaust holes are formed in the side face of the heating box body. Smoke exhaust holes are symmetrically formed in the bottom of the heating box body, a smoke exhaust pipe assembly is fixedly arranged in the heating box body and comprises symmetrical smoke collecting boxes, one end of each smoke collecting box communicates with a smoke collecting pipe, and the smoke collecting pipe penetrates through the side face of the heating box body and then is connected with a smoke suction device. The smoke collecting box is arranged on the smoke exhaust hole in a sealed and sleeved mode. According to the utility model, an air heating structure and a smoke recovery structure are integrally arranged in the heating box body, so that the equipment volume is reduced, meanwhile, the walking path of smoke is increased, the air in the heating box can be heated by utilizing smoke waste heat, and the waste of heat is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of indoor heating equipment, in particular to a furnace for an indoor heating furnace. Background Art

[0002] As winter approaches and the temperature drops, many rural families will use heating equipment. Although electric heating equipment is becoming more and more popular, its heating area is small and the cost is high. In the vast northern rural areas or high-altitude areas of my country, coal-fired heating is still the heating method used by most families.

[0003] Existing indoor heating combustion furnaces set up the flue gas recovery and indoor air heating structures separately and independently. For example, the flue gas recovery structure is set on the side, and the indoor air heating mechanism is set above the furnace, which makes the furnace body larger and occupies indoor space. At the same time, the hot flue gas is directly discharged, resulting in heat waste.

[0004] Therefore, we propose a furnace for indoor heating stove to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a furnace for an indoor heating furnace to solve the problems raised in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical solutions: a furnace for an indoor heating furnace, comprising: a furnace heating box and a combustion furnace, wherein the combustion furnace is fixedly arranged below the furnace heating box;

[0007] The furnace heating box is mainly composed of a heating box body with a sealing cover and a heating box sealing cover plate, and the heating box sealing cover plate and the heating box body are detachably connected;

[0008] The side of the heating box body is provided with a plurality of hot air exhaust holes;

[0009] The bottom of the heating box body is symmetrically provided with smoke exhaust holes, and a smoke exhaust pipe assembly is fixedly provided in the heating box body. The smoke exhaust pipe assembly includes two symmetrical smoke collecting boxes. One end of the smoke collecting box is connected to the smoke collecting pipe, and the smoke collecting pipe passes through the side of the heating box body and is connected to the smoke extraction device. The smoke collecting box sealing sleeve is arranged on the smoke exhaust hole.

[0010] Preferably, the air heating circulation component comprises an air intake blower, the air intake blower is connected to an air intake pipe, and the air intake pipe is connected to the surround coil.

[0011] Preferably, the surrounding coil is connected to a plurality of equally spaced arc tubes, the arc tubes surround the combustion furnace, and the arc tubes are sealed and inserted into the furnace heating box.

[0012] Preferably, a heating plate is provided in the heating box body, the side wall of the heating plate passes through a circular hole provided on the sealing cover plate of the heating box, and the heating plate is connected to the circular hole.

[0013] Preferably, the furnace heating box and the supporting layer plate are arranged in parallel, and the combustion furnace is fixedly arranged on the supporting layer plate.

[0014] Preferably, the flue gas collecting box is hollowed out on the upper and lower sides, and cleaning holes are symmetrically provided on the sealing cover plate of the heating box, the cleaning holes are sealed and connected to the upper opening of the flue gas collecting box, and a movable sealing cover is provided on the upper opening of the flue gas collecting box.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The heated air and flue gas recovery structures are integrated in the heating box body to reduce the size of the equipment and increase the distance traveled by the flue gas. The waste heat of the flue gas can be used to heat the air in the heating box to reduce heat waste. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the utility model;

[0018] Figure 2 It is a side view of the utility model;

[0019] Figure 3 It is a structural schematic diagram of the furnace heating box in the utility model.

[0020] In the figure: 1. furnace heating box; 11. heating box body; 111. flue gas exhaust hole; 112. hot air exhaust hole; 113. heating plate; 12. heating box sealing cover; 121. ash cleaning hole; 122. round hole; 13. flue gas exhaust pipe assembly; 131. flue gas collecting pipe; 132. flue gas collecting box; 133. ash cleaning cover; 2. supporting layer plate; 3. air heating circulation assembly; 31. air intake blower; 32. air intake pipe; 33. surround coil; 34. arc pipe; 4. combustion furnace. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figure 1-3The utility model provides a technical solution: a furnace for an indoor heating furnace, comprising: a furnace heating box 1, a supporting layer plate 2 and a combustion furnace 4, the furnace heating box 1 and the supporting layer plate 2 are arranged in parallel, the combustion furnace 4 is fixedly arranged on the supporting layer plate 2, and an air heating circulation component 3 is arranged around the combustion furnace 4;

[0023] The air heating circulation component 3 comprises an air intake blower 31, the air intake blower 31 is connected to an air intake pipe 32, the air intake pipe 32 is connected to a surrounding coil 33, a plurality of equally spaced arc tubes 34 are connected to the surrounding coil 33, the arc tubes 34 surround the combustion furnace 4, and the arc tubes 34 penetrate the supporting layer plate 2 and are sealed and inserted into the furnace heating box 1;

[0024] The air intake blower 31 draws indoor air into the arc tube 34 through the air intake pipe 32 and the surrounding coil 33, and the heat generated by the combustion in the combustion furnace 4 heats the air in the arc tube 34;

[0025] The furnace heating box 1 is mainly composed of a heating box body 11 with a sealing cover and a heating box sealing cover plate 12, and the heating box sealing cover plate 12 and the heating box body 11 are detachably connected;

[0026] A plurality of hot air discharge holes 112 are provided on the side of the heating box body 11. The air heated by the arc tube 34 is discharged back into the room through the hot air discharge holes 112, forming a heating cycle for the indoor air.

[0027] The bottom of the heating box body 11 is symmetrically provided with smoke exhaust holes 111, and a smoke exhaust pipe assembly 13 is fixedly provided inside the heating box body 11. The smoke exhaust pipe assembly 13 includes two symmetrical smoke collecting boxes 132. One end of the smoke collecting box 132 is connected to a smoke collecting pipe 131. The smoke collecting pipe 131 passes through the side of the heating box body 11 and is connected to a smoke extraction device.

[0028] The sealing sleeve of the smoke collecting box 132 is arranged on the smoke exhaust hole 111. The upper and lower surfaces of the smoke collecting box 132 are hollowed out so that the smoke generated by combustion enters the smoke collecting box 132 through the smoke exhaust hole 111 and is then discharged from the smoke collecting pipe 131.

[0029] The heating box sealing cover plate 12 is symmetrically provided with cleaning holes 121, the cleaning holes 121 are sealed and connected to the opening of the smoke collecting box 132, and a cleaning cover 133 is provided on the opening of the smoke collecting box 132, and the cleaning cover 133 is also covered on the heating box sealing cover plate 12;

[0030] The ash in the smoke collection box 132 can be cleaned by opening the ash cleaning cover 133;

[0031] The heating box body 11 and the heating box sealing cover 12 are sealed and connected through the smoke collection box 132 to prevent smoke from entering and polluting the clean hot air;

[0032] A heating plate 113 is provided in the heating box body 11, and the side wall of the heating plate 113 passes through a circular hole 122 opened on the sealing cover plate 12 of the heating box, and the heating plate 113 is connected to the circular hole 122. The heating plate 113 is located directly above the combustion furnace 4, and the heat generated by the combustion enables the heating plate 113 to heat the kettle or other items thereon.

[0033] Working principle: An air heating circulation component 3 is arranged around the combustion furnace 4, and a furnace heating box 1 is arranged above the combustion furnace 4. The furnace heating box 1 is provided with a smoke exhaust pipe component 13 and a hot air exhaust hole 112. The smoke exhaust pipe component 13 recovers the smoke generated by combustion and discharges it outdoors, so that the indoor heating system is integrated, the indoor heating efficiency is improved, and the structure of the indoor combustion heating furnace is simplified.

[0034] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A furnace for an indoor heating furnace, comprising: A furnace heating box (1) and a combustion furnace (4), wherein the combustion furnace (4) is fixedly arranged below the furnace heating box (1); The feature is that the furnace heating box (1) is mainly composed of a heating box body (11) with a sealing cover and a heating box sealing cover plate (12), and the heating box sealing cover plate (12) and the heating box body (11) are detachably connected; The side of the heating box body (11) is provided with a plurality of hot air discharge holes (112); The bottom of the heating box body (11) is symmetrically provided with smoke exhaust holes (111), a smoke exhaust pipe assembly (13) is fixedly provided inside the heating box body (11), and the smoke exhaust pipe assembly (13) comprises two symmetrical smoke collecting boxes (132), one end of the smoke collecting box (132) is connected to a smoke collecting pipe (131), the smoke collecting pipe (131) passes through the side of the heating box body (11) and is connected to a smoke extraction device, and a sealing sleeve of the smoke collecting box (132) is arranged on the smoke exhaust hole (111).

2. A furnace for an indoor heating stove according to claim 1, characterized in that: An air heating circulation component (3) is arranged around the combustion furnace (4), and the air heating circulation component (3) comprises an air intake blower (31), the air intake blower (31) is connected to an air intake pipe (32), and the air intake pipe (32) is connected to a surrounding coil (33).

3. A furnace for indoor heating stove according to claim 2, characterized in that: The surrounding coil (33) is connected to a plurality of equally spaced arc tubes (34), the arc tubes (34) surround the combustion furnace (4), and the arc tubes (34) are sealed and inserted into the furnace heating box (1).

4. The furnace for indoor heating stove according to claim 1, characterized in that: A heating plate (113) is provided in the heating box body (11), and the side wall of the heating plate (113) passes through a circular hole (122) provided on the sealing cover plate (12) of the heating box, and the heating plate (113) is connected to the circular hole (122).

5. The furnace for indoor heating stove according to claim 1, characterized in that: The furnace heating box (1) and the supporting layer plate (2) are arranged in parallel, and a combustion furnace (4) is fixedly arranged on the supporting layer plate (2).

6. The furnace for indoor heating stove according to claim 1, characterized in that: The smoke collecting box (132) is hollowed out on the upper and lower sides, and the heating box sealing cover (12) is symmetrically provided with cleaning holes (121), the cleaning holes (121) are sealed and connected to the upper opening of the smoke collecting box (132), and a cleaning cover (133) is provided on the upper opening of the smoke collecting box (132) as a movable sealing cover.

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