CN209840167U

CN209840167U - Biomass particle heating furnace

Info

Publication number: CN209840167U
Application number: CN201920312036.1U
Authority: CN
Inventors: 刘刚
Original assignee: Weifang Shi Shuo Biomass Technology Co Ltd
Current assignee: Weifang Shi Shuo Biomass Technology Co Ltd
Priority date: 2019-03-12
Filing date: 2019-03-12
Publication date: 2019-12-24
Anticipated expiration: 2029-03-12

Abstract

The utility model discloses a biomass particle heating furnace, which comprises a furnace body and a furnace chamber, wherein a warm air channel is formed between the furnace chamber and the furnace body at intervals, and a heat exchange fan is arranged on the furnace body; a combustion device is arranged in the hearth, and the furnace body is provided with a feeding device, a smoke exhaust device and an air inlet device which are communicated with the hearth; the combustion device comprises a furnace basin arranged on the lower bottom plate of the hearth and a combustion box supported on the furnace basin; the feeding device comprises a bin fixed on one side of the furnace body, an auger feeding machine is arranged at a discharge port of the bin, a feeding pipe is fixedly arranged at the discharge port of the auger feeding machine, and the feeding pipe extends to the combustion box; the feed bin internal fixation is equipped with the baffle, and the peripheral internal surface sealing connection of baffle and feed bin is equipped with the through-hole relative with the feed inlet of feed bin on the baffle, is connected with the closing plate that covers the through-hole on the baffle. The baffle and the sealing plate prevent air from entering the storage bin, flame cannot flow into the storage bin, the storage bin cannot be ignited, and the heating furnace is safe to use.

Description

Biomass particle heating furnace

Technical Field

The utility model relates to a biomass combustion device technical field, specific theory relates to a living beings granule heating stove.

Background

The biomass particle heating furnace is low in cost, energy-saving, environment-friendly and good in heating effect, and is widely applied to heating in rooms, plants or shops.

The utility model discloses a chinese utility model patent of publication number "CN 207230613U", title "living beings granule heating stove", the heating stove that this patent relates to has following problem: (1) the feed inlet of the storage bin is not tightly sealed, air can enter the storage bin, flame can possibly flow into the storage bin through the feed pipe and the packing auger, fire of the storage bin is caused, and safety accidents occur; (2) the furnace basin is fixedly arranged, ash generated by combustion of particles in the combustion box can be blown away into the hearth by intake air and finally falls on the lower bottom plate of the hearth, and needs to be cleaned in time, and the ash in the furnace basin is inconvenient to clean; (3) the smoke exhaust fan is an alternating current fan, the alternating current fan is low in power, and smoke exhaust is not smooth.

In addition, the existing heating furnace mostly adopts an air conditioning fan with the power of 2P (P is P, which is a power unit), the power is low, and the heat exchange effect is poor.

Disclosure of Invention

To the above problem, the utility model aims to solve the technical problem that: the biomass particle heating furnace can prevent the reverse fire leaping so as to ensure the safe use of the heating furnace.

In order to solve the technical problem, the technical scheme of the utility model is that:

a biomass pellet heating furnace comprising: the furnace body is internally provided with a hearth, a warm air channel is formed between the hearth and the furnace body at intervals, and the furnace body is provided with a heat exchange fan used for sending warm air of the warm air channel into a room; a combustion device is arranged in the hearth, and the furnace body is provided with a feeding device, a smoke exhaust device and an air inlet device which are communicated with the hearth;

the combustion device comprises a furnace basin arranged on the lower bottom plate of the hearth and a combustion box supported on the furnace basin;

the feeding device comprises a bin fixed on one side of the furnace body, an auger feeding machine is arranged at a discharge port of the bin, a discharge pipe is fixedly arranged at the discharge port of the auger feeding machine, and the discharge pipe extends to the combustion box;

the feed bin internal fixation is equipped with the baffle, the periphery of baffle with the internal surface sealing connection of feed bin, be equipped with on the baffle with the through-hole that the feed inlet of feed bin is relative, be connected with on the baffle and cover the closing plate of through-hole.

Preferably, the sealing plate is bolted to the partition plate.

Preferably, the basin is supported on the hearth lower floor.

Preferably, the air inlet device comprises a first air inlet pipe, an air inlet box and a second air inlet pipe which are communicated in sequence, the air inlet box is fixedly connected with the furnace body, the first air inlet pipe is fixed on the furnace body, the second air inlet pipe is fixedly connected with the furnace body, the first air inlet pipe is communicated with the outside, and the second air inlet pipe penetrates through the side wall of the hearth and extends into the furnace basin.

Preferably, the stove basin is provided with a positioning hole matched with the second air inlet pipe.

Preferably, a U-shaped ash deposition box is supported in the hearth and is enclosed outside the furnace basin.

Preferably, the heat exchange fan is an air conditioning fan with 5P power.

Preferably, the smoke exhaust device comprises a smoke exhaust chamber, a smoke exhaust fan, a transverse radiating pipe and a vertical radiating pipe, wherein the smoke exhaust chamber is provided with an ash cleaning port, and the smoke exhaust fan is communicated with the smoke exhaust chamber; the horizontal radiating pipe is located in the warm air channel and is communicated with the upper end of the hearth, the upper end of the vertical radiating pipe is connected with the horizontal radiating pipe, and the vertical radiating pipe penetrates through the warm air channel and the lower end of the vertical radiating pipe is communicated with the smoke exhaust chamber.

Preferably, the smoke exhaust fan is a direct current fan, and the direct current fan is electrically connected with a frequency converter.

After the technical scheme is adopted, the beneficial effects of the utility model are that:

(1) the storage bin is internally provided with the partition plate and the sealing plate for sealing the through hole of the partition plate, so that the whole storage bin has good sealing performance, air cannot enter the storage bin, flame is prevented from entering the storage bin, the storage bin cannot be fired, and the heating furnace is safe to use;

(2) a U-shaped ash deposition box is supported in the hearth and is not fixedly arranged, ash floating in the hearth falls into the ash deposition box, the ash deposition box is taken out to clean the ash deposition, and the cleaning is convenient;

(3) the heat exchange fan is a 5P air conditioner fan, and compared with the prior art, the power of the fan is increased, the heat exchange efficiency is improved, and the heating effect is improved;

(4) the smoke exhaust fan adopts a direct current fan which is controlled by a frequency converter, the control accuracy is good, the rotating speed is accurate, the air quantity of the direct current fan is large, and smoke exhaust is smooth.

Drawings

Fig. 1 is a schematic sectional structural view of the biomass particle heating furnace of the utility model;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1;

fig. 3 is a schematic perspective view of the biomass pellet heating furnace (with the furnace door removed);

FIG. 4 is a schematic perspective view of the ash tray of FIG. 1;

FIG. 5 is a schematic perspective view of the basin of FIG. 1;

FIG. 6 is a schematic view of the structure of the fume extractor of FIG. 1;

in the figure: 1-furnace body; 2-enclosing plates; 3-hearth lower bottom plate; 4-furnace upper cover plate; 5-hearth; 6-a combustion device; 61-a stove basin; 611-positioning holes; 62-a combustion box; 7-a smoke exhaust device; 71-a smoke exhaust chamber; 72-transverse radiating pipe; 73-a smoke exhaust fan; 74-vertical radiating pipe; 75-ash removal port; 8-a feeding device; 81-bin; 811-feed inlet; 82-auger feeding machine; 83-a discharge pipe; 9-an air intake device; 91-a first inlet duct; 92-an air inlet box; 93-a second inlet pipe; 10-a warm air outlet; 11-a separator; 111-a via; 12-a sealing plate; 13-furnace body upper cover plate; 14-ash deposition box; 15-warm air channel; 16-heat exchange fan.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1 and fig. 2 jointly, a living beings granule heating stove, one side opening of furnace body 1, furnace body 1 internal fixation is equipped with one side open-ended bounding wall 2, furnace body 1, the opening homonymy of bounding wall 2, the lower extreme of bounding wall 2 is equipped with furnace lower plate 3, the upper end of furnace body 1 is equipped with furnace upper cover plate 4, bounding wall 2, furnace lower plate 3 and furnace upper cover plate 4 enclose into furnace 5 jointly, be equipped with burner 6 on the furnace lower plate 3, be equipped with feed arrangement 8, fume extractor 7 and the air inlet unit 9 with furnace 5 intercommunication on the furnace body 1.

The feeding device 8 comprises a bin 81 fixed on one side of the furnace body 1, an auger feeding machine 82 is arranged at the discharge port of the bin 81, a discharge pipe 83 is fixedly connected to the discharge port of the auger feeding machine 82, and the discharge pipe 83 penetrates through the furnace body 1 and the coaming 2 and extends to the combustion box 62. Feed bin 81 internal fixation is equipped with baffle 11, it is sealed between the periphery of baffle 11 and feed bin 81's the internal surface, baffle 11 is equipped with the through-hole 111 relative with feed inlet 811, be connected with the closing plate 12 that covers through-hole 111 on the baffle 11, closing plate 12 can directly be put on baffle 11, also can be through bolt or fix with screw on baffle 11, also can set up rubber seal between closing plate 12 and the baffle 11, the whole leakproofness of feed bin 81 is good, the air has been isolated, flame can not pour into feed bin 81, can not arouse feed bin 81 to catch fire, the safe handling of guarantee heating stove.

The interval forms warm air passageway 15 between furnace body 1 and furnace 5, and warm air passageway 15 is located the both sides and the rear portion of bounding wall 2, and the lower extreme of furnace body 1 is fixed to be equipped with by motor drive's heat transfer fan 16, and heat transfer fan 16 is the air conditioner fan that power is 5P, compares with prior art, and power is big, and the air flow is fast, and the heat exchange is effectual, has improved indoor heating effect. The heat exchange fan 16 is communicated with the warm air channel 15, the upper end of the furnace body 1 is fixedly provided with a furnace body upper cover plate 13, and a warm air outlet 10 is formed between the furnace body upper cover plate 13 and the hearth upper cover plate 4 at intervals.

As shown in fig. 1, the air inlet device 9 includes a first air inlet pipe 91, an air inlet box 92 and a second air inlet pipe 93 which are sequentially communicated, the air inlet box 92 is fixedly connected with the furnace body 1, the first air inlet pipe 91 is fixed on the furnace body 1, the second air inlet pipe 93 is fixedly connected with the furnace body 1, the first air inlet pipe 91 is communicated with the outside, and the second air inlet pipe 93 penetrates through the surrounding plate 2 and extends into the furnace basin 61.

As shown in fig. 1, 3 and 5 in common, the combustion device 6 comprises a basin 61 supported on the lower floor 3 of the furnace, the upper edge of the basin 61 supporting a combustion box 62. The furnace pot 61 is provided with a positioning hole 611, and the positioning hole 611 and the second air inlet pipe 93 are matched to position the furnace pot 61. The outside of the furnace basin 61 is provided with a U-shaped ash deposition box 14, and the ash deposition box 14 is supported on the hearth lower bottom plate 3. After the ash that the air inlet produced the burning of biomass particles blows off in furnace 5, ash finally falls into deposition box 14, and when ash was enough many, take out deposition box 14 and fall, in addition, basin 61 supports on furnace lower plate 3, is non-fixed connection, and when the ash in clearance basin 61, remove basin 61, can clear up the ash in basin 61, made things convenient for furnace 5's clearance.

As shown in fig. 1 and fig. 6, the smoke exhausting device 7 includes a horizontal heat dissipating pipe 72, a vertical heat dissipating pipe 74, a smoke exhausting fan 73 and a smoke exhausting chamber 71 disposed at the lower part of the furnace body 1, the smoke exhausting chamber 71 is provided with a dust removing opening 75, the smoke exhausting fan 73 is communicated with the smoke exhausting chamber 71, three horizontal heat dissipating pipes 72 and three vertical heat dissipating pipes 74 are disposed at two sides of the surrounding plate 2 respectively, the horizontal heat dissipating pipe 72 and the vertical heat dissipating pipe 74 are both disposed in the hot air passage 15, one end of one horizontal heat dissipating pipe 72 at the same side is communicated with the upper end of one vertical heat dissipating pipe 74 at the same side, the other end of the horizontal heat dissipating pipe 72 passes through the surrounding plate 2 to be communicated with.

The working principle and the working process of the biomass particle heating furnace of the utility model are as follows:

when the heating furnace works, the auger feeding machine 82 conveys biomass fuel particles into the discharge pipe 83, and the particles fall into the combustion box 62 from the discharge pipe 83 and are ignited by the ignition device;

air enters the furnace pot 61 from the first air inlet pipe 91, the air inlet box 92 and the second air inlet pipe 93 in sequence under the action of the smoke exhaust fan 73, enters from the bottom of the combustion box 62 and participates in combustion;

under the action of the smoke exhaust fan 73, smoke generated by combustion in the hearth 5 enters the smoke exhaust chamber 71 from the transverse radiating pipe 72 and the vertical radiating pipe 74 in sequence and is finally discharged outside through the ash cleaning port 75;

meanwhile, indoor air is sucked by the heat exchange fan 16 and sent into the warm air channel 15, heat generated by combustion heats the side wall of the hearth 5, the heat released by the side wall of the hearth 5 heats the air in the warm air channel 15, in addition, the heat contained in the flue gas can also heat the air in the warm air channel 15 through the vertical radiating pipe 74, and the generated hot air flow is sent into all places indoors from the warm air outlet 10, so that the indoor temperature is improved.

The smoke exhaust fan 73 is a direct current fan, the smoke exhaust fan 73 is controlled by a frequency converter, the control precision is high, the rotating speed is accurate, the air quantity is large, and smoke in the hearth 5 can be discharged in time.

The foregoing is illustrative of the best mode of the invention, and details not described herein are within the common general knowledge of a person of ordinary skill in the art. The protection scope of the present invention is subject to the content of the claims, and any equivalent transformation based on the technical teaching of the present invention is also within the protection scope of the present invention.

Claims

1. Biomass particle heating furnace, comprising: the furnace body is internally provided with a hearth, a warm air channel is formed between the hearth and the furnace body at intervals, and the furnace body is provided with a heat exchange fan used for sending warm air of the warm air channel into a room; a combustion device is arranged in the hearth, and the furnace body is provided with a feeding device, a smoke exhaust device and an air inlet device which are communicated with the hearth;

the feed bin is characterized in that a partition plate is fixedly arranged in the feed bin, the periphery of the partition plate is hermetically connected with the inner surface of the feed bin, a through hole opposite to a feed inlet of the feed bin is formed in the partition plate, and a sealing plate covering the through hole is connected to the partition plate.

2. The biomass pellet heating furnace of claim 1, wherein the sealing plate is bolted to the partition.

3. The biomass pellet heating furnace of claim 1, wherein the basin is supported on the hearth floor.

4. The biomass particle heating furnace as claimed in claim 1, wherein the air inlet device comprises a first air inlet pipe, an air inlet box and a second air inlet pipe which are communicated in sequence, the air inlet box is fixedly connected with the furnace body, the first air inlet pipe is fixed on the furnace body, the second air inlet pipe is fixedly connected with the furnace body, the first air inlet pipe is communicated with the outside, and the second air inlet pipe penetrates through the side wall of the hearth and extends into the basin.

5. The biomass particle heating furnace as claimed in claim 4, wherein the basin is provided with a positioning hole adapted to the second inlet pipe.

6. The biomass pellet heating furnace of claim 1, wherein a U-shaped ash-accumulating box is supported within the hearth, the ash-accumulating box being enclosed outside the basin.

7. The biomass particle heating furnace as claimed in claim 1, wherein the heat exchange fan is an air conditioning fan with 5P power.

8. The biomass pellet heating furnace of claim 1, wherein said fume extractor comprises a fume exhaust chamber, a fume extractor fan, a transverse heat pipe and a vertical heat pipe, said fume exhaust chamber is provided with an ash cleaning port, and said fume extractor fan is communicated with said fume exhaust chamber; the horizontal radiating pipe is located in the warm air channel and is communicated with the upper end of the hearth, the upper end of the vertical radiating pipe is connected with the horizontal radiating pipe, and the vertical radiating pipe penetrates through the warm air channel and the lower end of the vertical radiating pipe is communicated with the smoke exhaust chamber.

9. The biomass pellet heating furnace of claim 8, wherein the smoke exhaust fan is a dc fan, the dc fan being electrically connected to a frequency converter.