CN216244349U

CN216244349U - Heating device capable of automatically discharging ash

Info

Publication number: CN216244349U
Application number: CN202122900130.9U
Authority: CN
Inventors: 周建云; 夏海乾; 黄宁; 廖勇; 黄翔; 罗海波; 胡兴廷; 尚孟兴
Original assignee: Guizhou Furan Environmental Protection Technology Co ltd; Guiyang Office of Guizhou Tobacco Corp
Current assignee: Guizhou Furan Environmental Protection Technology Co ltd; Guiyang Office of Guizhou Tobacco Corp
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-04-08
Anticipated expiration: 2031-11-24

Abstract

The utility model discloses a heating device capable of automatically dropping ash, wherein a radiator is positioned at the upper end of a combustor, the combustor comprises an inner container, a hearth is arranged in the inner container, a fuel adding opening leading to the hearth is arranged on the inner container, an ash box is arranged below the hearth, and the heating device is characterized in that: a furnace sleeve is arranged outside the inner container, an A-path air supply channel and a B-path air supply channel for supplying hot air to the hearth are arranged on an interlayer between the inner container and the furnace sleeve, and an air blowing device of the A-path air supply channel and the B-path air supply channel is arranged on the furnace sleeve; the path A of air supply channel enters the hearth from the interlayer to an air inlet hole arranged on the lower furnace wall of the liner to form primary hot air, and the path B of air supply channel enters the hearth from the interlayer to an air inlet hole arranged on the middle furnace wall of the liner to form secondary hot air; a furnace bridge for automatically dropping ash is arranged below the hearth; the utility model can effectively utilize secondary layered hot air to support combustion, can fully burn fuel, can exchange the heat energy of the clean carbon to the smoke containing chamber to the maximum extent, and can facilitate the cleaning of furnace ash in the using process.

Description

Heating device capable of automatically discharging ash

Technical Field

The utility model relates to a heat supply device capable of automatically discharging ash, belonging to the field of combustion furnace tools.

Background

The energy resources of China are rich in coal, lack of oil and little in gas, and as basic energy, coal is difficult to shake in primary energy consumption for a long time. In the foreseeable future, coal will remain a "prime force military" that is creditable to meet the growing energy needs of our country. At present, the flue-cured tobacco is baked by using coal as a main fuel and burning fire manually, and the problems of high labor intensity, inaccurate temperature rise and stability, pollution discharge and amplification and the like exist. The new energy instead of coal baking is an industrial research hotspot, and meanwhile, a new energy baking room is influenced by multiple factors and is limited in popularization scale. For example, the heat pump curing barn has high electric power matching cost and low solar thermal efficiency, and the problems of difficulty in guaranteeing raw materials, excessive emission of nitric oxides and the like caused by large-scale application of the biomass curing barn are difficult to solve.

SO2/NOx discharged by direct combustion of coal has long been recognized as environmental pollution. The clean carbon product based on the latest process enters a large-scale development and application stage by utilizing raw coal, solves the problems of cost and resource limitation of coke and blue carbon, and has the advantages of controllable cost, near zero emission and the like.

The existing coal-fired curing barn has the defects of a combustion furnace except coal, and is characterized in that firstly, the existing combustion furnace has large fuel addition amount, incomplete fuel combustion, low heat energy utilization rate and unreasonable air distribution; second, the ash of existing burners is difficult to clean during use.

Namely: the heating device capable of automatically dropping ash is required to effectively utilize secondary layered hot air for combustion supporting, can fully burn fuel, can exchange heat energy of clean carbon to a smoke containing chamber to the maximum extent, and can facilitate cleaning of furnace ash in the using process.

Disclosure of Invention

The utility model aims to solve the technical problem of providing an automatic ash falling heat supply device, which can effectively utilize secondary layered hot air to support combustion, can fully combust fuel, can exchange heat energy of clean carbon to a smoke charging chamber to the maximum extent, and can facilitate the cleaning of furnace ash in the using process; the defects of the prior art can be overcome.

The technical scheme of the utility model is as follows: the utility model provides an automatic heat supply device of ash that falls, it includes combustor and radiator, and the radiator is located the combustor upper end, the combustor includes the inner bag, is equipped with furnace in the inner bag, is equipped with the fuel that accesss to furnace on the inner bag and adds the mouth, is equipped with ash bin, its characterized in that below furnace: a furnace sleeve is arranged outside the inner container, an A-path air supply channel and a B-path air supply channel for supplying hot air to the hearth are arranged on an interlayer between the inner container and the furnace sleeve, and an air blowing device of the A-path air supply channel and the B-path air supply channel is arranged on the furnace sleeve; the path A of air supply channel enters the hearth from the interlayer to an air inlet hole arranged on the lower furnace wall of the liner to form primary hot air, and the path B of air supply channel enters the hearth from the interlayer to an air inlet hole arranged on the middle furnace wall of the liner to form secondary hot air; a furnace bridge for automatically dropping ash is arranged below the hearth.

The furnace bridge capable of automatically dropping ash comprises an annular fluted disc, wherein a driving device, a fluted disc shaft and a fuel supporting and stirring device are arranged on the annular fluted disc, and the annular fluted disc can rotate in a fixed shaft mode.

The fuel supporting and stirring device comprises supporting rods which are radially distributed on the inner circle of the annular fluted disc, more than one inclined rod is arranged on the upper surface of each supporting rod, the inclined rods incline towards the upper part of the adjacent supporting rod from the supporting rods which are fixed by the inclined rods, and the inclined rods and the upper surface of the annular fluted disc form an angle of 30-45 degrees.

The inner circle radius of the annular fluted disc is not less than the radius of the lower opening of the furnace chamber.

The driving device comprises a driving gear meshed with the annular fluted disc, the axle of the driving gear is connected with a driving motor, the driving motor is positioned on the upper surface of the ash box, and the driving motor is connected with a relay switch for controlling intermittent rotation of the driving motor.

The ash box is internally provided with a horizontal support, the horizontal support is provided with a fixed shaft, the fixed shaft is in bearing connection with a shaft sleeve, and the supporting and stirring device is fixed at the upper end of the shaft sleeve.

The upper end and the lower end of an interlayer between the furnace sleeve and the inner container are sealed, the outer wall of the inner container is provided with an annular partition plate, the interlayer between the inner container and the furnace sleeve is divided into a lower space, a middle space and an upper space by the annular partition plate, the middle space is provided with a through pipe for communicating the lower space with the upper space, and the lower part and the middle furnace wall of the inner container are provided with more than two circles of air inlet holes.

The air supply channel A is communicated to an upper space through an air inlet pipe of the air blowing device, the upper space is communicated with a lower space through a through pipe, and the lower space is communicated with the hearth through an air inlet hole in the furnace wall; and the B-path air supply channel is communicated to the middle space through an air inlet pipe of the air blowing device, and the middle space is communicated with the hearth through an air inlet hole in the furnace wall.

Compared with the prior art, the automatic ash falling heat supply device has the following beneficial effects:

(1) the secondary layered hot air can be effectively utilized for combustion supporting, the fuel can be fully combusted, the heat energy of the clean carbon can be maximally exchanged to the smoke containing chamber, the furnace ash can be conveniently cleaned in the using process, specifically, the primary hot air is introduced to the bottom of the inner container by the air supply channel of the A path through the air blowing device, the air inlet temperature is improved, and combustion supporting is realized; hot air is led into the hearth from the interlayer through an air inlet hole on the furnace wall of the furnace body through the B-path air supply channel, so that secondary hot air is utilized; the furnace bridge capable of automatically dropping ash can be convenient for cleaning the ash accumulated on the furnace bridge, is favorable for ventilation and oxygen supply, and ensures the combustion effect.

(2) Through drive arrangement drive annular fluted disc rotation, and fuel on the annular fluted disc supports agitating unit when supporting the burning, can stir the burning and realize falling the ash simultaneously at the rotation in-process along with the rotation of annular fluted disc, and more importantly, through setting the road bridge to pivoted structure, under the original function prerequisite of guaranteeing to support fuel, with the rotatory mode that falls the ash, can realize that automatic falling ash can save space again.

(3) Can support fuel and can rotate along with annular fluted disc again through the cooperation of bracing piece and slope pole, at the rotation in-process, the slope pole can play the stirring effect to fuel, and this stirring in-process realizes that the deposition drops.

(4) The rotation of the annular fluted disc can be discontinuously controlled through the relay switch, so that the deposited dust is stirred down.

(5) Cold air in the environment enters an interlayer formed by the inner container and the furnace sleeve through the air blowing device to be heated, heated hot air is conveyed to the hearth through the A path of air supply channel and the B path of air supply channel to support combustion, an A path of air supply channel opening is connected to the bottom of the inner container to form primary hot air, and the B path of air supply channel enters the hearth through an air inlet hole in the wall of the inner container to form secondary hot air.

Drawings

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings, in which:

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 view of a three-dimensional connection structure at another angle according to the present invention.

FIG. 4 is a schematic view showing the connection structure of the ash box and the grate according to the present invention.

FIG. 5 is a schematic perspective view of the furnace bridge of the present invention.

FIG. 6 is a top view of the inventive grate.

Fig. 7 is a schematic view of a connection structure of the burner of the present invention.

Wherein, the radiator 1; an inner container 2; a fuel addition port 3; an ash bin 4; a furnace jacket 5; a blower device 6; an air inlet hole 7; a furnace bridge 8; an annular fluted disc 8-1; 8-2 of a support rod; an inclined rod 8-3; driving gear 8-4; 8-5 of a driving motor; a shaft sleeve 9; an annular partition 10; a through duct 11.

Detailed Description

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the preferred embodiments are illustrative of the utility model only and are not limiting upon the scope of the utility model.

Embodiment 1. as shown in fig. 1, a heat supply device for automatically dropping ash comprises a burner and a radiator 1, wherein the radiator 1 is positioned at the upper end of the burner, the burner comprises an inner container 2, a hearth is arranged in the inner container 2, a fuel adding port 3 leading to the hearth is arranged on the inner container 2, an ash box 4 is arranged below the hearth, a furnace jacket 5 is arranged outside the inner container 2, an a-way air supply channel and a B-way air supply channel for supplying hot air to the hearth are arranged on an interlayer between the inner container 2 and the furnace jacket 5, and an air blowing device 6 of the a-way air supply channel and the B-way air supply channel is arranged on the furnace jacket 5; the path A of air supply channel enters the hearth from an air inlet hole 7 arranged on the lower furnace wall of the inner container 2 by the interlayer to form primary hot air, and the path B of air supply channel enters the hearth from the air inlet hole 7 arranged on the middle furnace wall of the inner container 2 by the interlayer to form secondary hot air; the furnace bridge 8 capable of automatically dropping ash is arranged below the hearth, and in such a structure, primary hot air is introduced into the bottom of the inner container 2 by the air supply channel A through the air blowing device 6, so that the air inlet temperature is increased, and combustion supporting is realized; hot air is led into the hearth from the interlayer through an air inlet hole 7 on the furnace wall of the furnace body through the B-path air supply channel, so that secondary hot air utilization is realized; the furnace bridge 8 capable of automatically dropping ash can be convenient for cleaning the ash accumulated on the furnace bridge 8, thereby being beneficial to ventilation and oxygen supply and ensuring the combustion effect.

The furnace bridge 8 capable of automatically dropping ash comprises an annular fluted disc 8-1, a driving device, a fluted disc shaft and a fuel supporting and stirring device are arranged on the annular fluted disc 8-1, a horizontal support is arranged in the ash box 4, a fixed shaft is arranged on the horizontal support, a shaft sleeve 9 is connected to a bearing on the fixed shaft, and the supporting and stirring device is fixed at the upper end of the shaft sleeve 9; the annular fluted disc 8-1 can rotate in a fixed shaft mode, and the radius of the inner circle of the annular fluted disc 8-1 is not smaller than the radius of an opening at the lower portion of the furnace chamber; according to the structure, the driving device drives the annular fluted disc 8-1 to rotate, the fuel supporting and stirring device on the annular fluted disc 8-1 can stir and burn and simultaneously realize ash falling along with the rotation of the annular fluted disc 8-1 while supporting and burning, and more importantly, the road bridge 8 is set to be a rotating structure, so that on the premise of ensuring the original function of supporting fuel, the ash falling mode is rotated, automatic ash falling can be realized, and space can be saved.

The fuel supporting and stirring device comprises supporting rods 8-2 which are radially distributed on the inner circle of an annular fluted disc 8-1, more than one inclined rod 8-3 is arranged on the upper surface of each supporting rod 8-2, the inclined rods 8-3 are inclined from the supporting rods 8-2 fixed by the inclined rods 8-3 to the upper parts of the adjacent supporting rods 8-2, and the inclined rods 8-3 and the upper surface of the annular fluted disc 8-1 form an angle of 30-45 degrees; by means of the structure, the supporting rod 8-2 and the inclined rod 8-3 are matched, fuel can be supported, the inclined rod 8-3 can rotate along with the annular fluted disc 8-1, the inclined rod 8-3 can stir the fuel in the rotating process, and accumulated dust can fall off in the stirring process.

The driving device comprises a driving gear 8-4 meshed with the annular fluted disc 8-1, the wheel shaft of the driving gear 8-4 is connected with a driving motor 8-5, the driving motor 8-5 is located on the upper surface of the ash box 4, and a relay switch for controlling intermittent rotation is arranged on the driving motor 8-5.

The upper end and the lower end of an interlayer between the furnace sleeve 5 and the inner container 2 are sealed, an annular partition plate 10 is arranged on the outer wall of the inner container 2, the interlayer between the inner container 2 and the furnace sleeve 5 is divided into a lower space, a middle space and an upper space by the annular partition plate 10, a through pipe 11 for communicating the lower space with the upper space is arranged on the middle space, and more than two circles of air inlet holes 7 are formed in the lower part and the middle furnace wall of the inner container 2.

The path A air supply channel is communicated to an upper space through an air inlet pipe of a blower device 6, the upper space is communicated with a lower space through a through pipe 11, and the lower space is communicated with a hearth through an air inlet hole 7 in a furnace wall; the B path of air supply channel is communicated to the middle space through an air inlet pipe of the air blowing device 6, the middle space is communicated with the hearth through an air inlet hole 7 in the hearth, when the B path of air supply channel is used, cold air in the environment enters an interlayer formed by the inner container 2 and the furnace sleeve 5 through the air blowing device 6 to be heated, heated hot air is conveyed to the hearth for combustion supporting through the A path of air supply channel and the B path of air supply channel, an A path of air supply channel port is connected to the bottom of the inner container 2 to form primary hot air, and the B path of air supply channel enters the hearth through the air inlet hole 7 in the hearth of the inner container 2 to form secondary hot air.

Finally, the above embodiments are only intended to illustrate the technical solutions of the present invention and not to limit the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the claims of the present invention.

Claims

1. The utility model provides an automatic heat supply device of ash that falls, it includes combustor and radiator (1), and radiator (1) is located the combustor upper end, the combustor includes inner bag (2), is equipped with furnace in inner bag (2), is equipped with fuel filler (3) that lead to furnace on inner bag (2), is equipped with ash bin (4), its characterized in that below furnace: a furnace sleeve (5) is arranged outside the inner container (2), an A-path air supply channel and a B-path air supply channel for supplying hot air to the hearth are arranged on an interlayer between the inner container (2) and the furnace sleeve (5), and an air blowing device (6) of the A-path air supply channel and the B-path air supply channel is arranged on the furnace sleeve (5); the path A of air supply channel enters the hearth from the interlayer to an air inlet hole (7) arranged on the lower furnace wall of the inner container (2) to form primary hot air, and the path B of air supply channel enters the hearth from the interlayer to an air inlet hole (7) arranged on the middle furnace wall of the inner container (2) to form secondary hot air; a furnace bridge (8) for automatically dropping ash is arranged below the hearth.

2. The automatic ash falling heat supply apparatus according to claim 1, wherein: the furnace bridge (8) capable of automatically dropping ash comprises an annular fluted disc (8-1), a driving device, a fluted disc shaft and a fuel supporting and stirring device are arranged on the annular fluted disc (8-1), and the annular fluted disc (8-1) can rotate in a fixed shaft mode.

3. The automatic ash dropping heat supplying apparatus according to claim 2, wherein: the fuel supporting and stirring device comprises supporting rods (8-2) which are radially distributed on the inner circle of an annular fluted disc (8-1), more than one inclined rod (8-3) is arranged on the upper surface of each supporting rod (8-2), the inclined rods (8-3) are inclined from the supporting rods (8-2) fixed by the inclined rods (8-3) to the upper part of the adjacent supporting rods (8-2), and an angle of 30-45 degrees is formed between each inclined rod (8-3) and the upper surface of the annular fluted disc (8-1).

4. The automatic ash dropping heat supplying apparatus according to claim 3, wherein: the inner circle radius of the annular fluted disc (8-1) is not less than the radius of the lower opening of the furnace chamber.

5. The automatic ash dropping heat supplying apparatus according to claim 2, wherein: the driving device comprises a driving gear (8-4) meshed with the annular fluted disc (8-1), the wheel axle of the driving gear (8-4) is connected with a driving motor (8-5), the driving motor (8-5) is positioned on the upper surface of the ash box (4), and the driving motor (8-5) is connected with a relay switch for controlling intermittent rotation of the driving motor (8-5).

6. The automatic ash dropping heat supplying apparatus according to claim 2, wherein: a horizontal support is arranged in the ash box (4), a fixed shaft is arranged on the horizontal support, a shaft sleeve (9) is connected to the fixed shaft in a bearing mode, and the supporting and stirring device is fixed to the upper end of the shaft sleeve (9).

7. The automatic ash falling heat supply apparatus according to claim 1, wherein: the furnace jacket (5) and the upper end and the lower end of an interlayer of the inner container (2) are sealed, an annular partition plate (10) is arranged on the outer wall of the inner container (2), the interlayer between the inner container (2) and the furnace jacket (5) is divided into a lower space, a middle space and an upper space by the annular partition plate (10), a through pipe (11) for communicating the lower space and the upper space is arranged on the middle space, and more than two circles of air inlet holes (7) are formed in the lower part and the middle furnace wall of the inner container (2).

8. The automatic ash dropping heat supplying apparatus according to claim 7, wherein: the A path of air supply channel is communicated to an upper space through an air inlet pipe of a blower device (6), the upper space is communicated with a lower space through a through pipe (11), and the lower space is communicated with the hearth through an air inlet hole (7) in the furnace wall; and the B-path air supply channel is communicated to the middle space through an air inlet pipe of the air blowing device (6), and the middle space is communicated with the hearth through an air inlet hole (7) in the furnace wall.