CN203837426U - Energy-saving baking device - Google Patents
Energy-saving baking device Download PDFInfo
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- CN203837426U CN203837426U CN201420183594.XU CN201420183594U CN203837426U CN 203837426 U CN203837426 U CN 203837426U CN 201420183594 U CN201420183594 U CN 201420183594U CN 203837426 U CN203837426 U CN 203837426U
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Abstract
The utility model discloses an energy-saving baking device, which belongs to the field of industrial baking devices, and comprises a thermal storage combustion furnace, a heat conduction device and an oven, wherein the thermal storage combustion furnace comprises a hearth, a smoke vent and thermal storage bricks, the thermal storage bricks are arranged in the hearth, the heat conduction device comprises a heat conduction oil coil, a radiator, a hot oil output pipe, a cold oil return pipe and a circulating oil pump, the heat conduction oil coil is arranged in the hearth, the radiator is arranged in the oven, the hot oil output pipe is connected between a heat conduction oil coil outlet and a radiator inlet, the cold oil return pipe is connected between a heat conduction oil coil inlet and a radiator outlet, the oven comprises a baking chamber and a cooling chamber, and is separated by the radiator, and an exhaust fan is arranged on one side of the inner portion of the baking chamber far away from the radiator. The energy-saving baking device is simple in structure and safe and reliable, and has the advantages of high thermal efficiency and steady and uniform heat supply and the like.
Description
Technical field
The utility model relates to industrial baking device field, particularly relates to a kind of energy-saving apparatus for baking with heat-accumulation combustion stove, heat-conduction oil heat conduction device.
Background technology
The baking of timber is the very important procedure of sheet material processing industry, the timber apparatus for baking of available technology adopting has take the baking box that bavin or burning of coal be direct heat source, the baking box that the electrical heating of take is thermal source, although the baking box that the electrical heating of take is thermal source is more advanced and intelligent, it is more convenient to use, but have high input because it is disposable, in running, power consumption is large, cost is high, so coal-fired and firewood-fired baking box is also in occupation of the larger market space.
The baking box that the burning coal of take is thermal source is that the high-temperature flue gas of generation is directly supplied with baking box by heat exchange pipeline by burn coal in combustion furnace, and a large amount of coal that need to burn like this, causes very large waste; And take baking box that conduction oil carrys out transporting heat energy as heat carrier when operation, the heat energy that fuel combustion is produced passes to conduction oil by heating surface, make conduction oil be heated to uniform temperature, then with circulating pump, conduction oil is sent in baking box, the conduction oil that has discharged heat is got back in combustion furnace and is heated again, so moves in circles and can reach the object of toasting timber in baking box.And take the oven device that conduction oil is heat carrier, also there are the following problems:
The high-temperature flue gas that fuel combustion produces directly discharges, and heat can not be fully absorbed, and the thermal efficiency is low, and a large amount of discharges of flue gas pollute the environment; The stability of stove fire can affect the stability of conduction oil oil temperature, and stove fire is controlled the bad oil instability that makes and surely easily caused equipment fault, when needing continuous heat supply with hot equipment, can not stop, for fire, to the nurse of stove fire, requiring very high in combustion furnace.
Utility model content
The advantages such as for addressing the above problem, the utility model provides a kind of energy-saving apparatus for baking with heat-accumulation combustion stove, and the utility model is simple in structure, safe and reliable, has the thermal efficiency high, and heat supply is steadily even, can be handling strong.
The technical scheme that the utility model is realized above-mentioned purpose is as follows:
An energy-conservation apparatus for baking, comprises heat-accumulation combustion stove, heat conducting device and baking box, and described heat-accumulation combustion stove comprises burner hearth, smoke exhaust pipe and the gitter brick of being located at burner hearth inside, and described burner hearth is provided with external protection, insulating brick-layer from inside to outside successively; Described baking box comprises baking vessel; Described heat conducting device comprises the conduction oil coil pipe that is located in burner hearth, be located at radiator on baking vessel's sidewall, be connected in deep fat efferent duct between the outlet of conduction oil coil pipe and radiator entrance, be connected in cold oil return duct and oil circulating pump between conduction oil entrance and radiator outlet.
The utility model arranges gitter brick in the burner hearth inside with heat-insulation layer, gitter brick not only can absorb a large amount of heat energy that burning discharges, when the high-temperature flue gas of burning generation passes through gitter brick, can also absorb the entrained heat of high-temperature flue gas, pernicious gas, dust, not only reduce smog discharge temperature, improve the efficiency of heat absorption, reduce the discharge of pollutant.Heat exchange form of the present utility model is mainly to absorb heat by gitter brick, gitter brick again by exchange heat to conduction oil coil pipe, effect by circulating pump is passed to heat to use hot equipment----baking box, the heat producing due to burning is not to directly act on conduction oil coil pipe, therefore the stove fire in combustion furnace can directly not affect the oil temperature in heat-conducting oil pipes, and gitter brick heat release and heat transfer are steadily, guaranteed that in heat-conducting oil pipes, oil temperature can not produce obviously fluctuation with stove fire situation, and in the situation that ceasing fire, gitter brick can also continue to discharge a part of heat, do not need personnel constantly to control stove fire and furnace temperature.In addition, the heat-conducting oil pipes in the utility model combustion furnace adopts disc type design, can strengthen the area being heated.
It is high that the utility model gitter brick used has heat storage capacity, resistance to heat shocks is good, the feature that cost of material is low and service life is longer, gitter brick used is formed through mixing, suppress, drying by following raw materials by weight: high-al clay 30%, silicon nitride 30%, petroleum coke 20%, boron carbide 10%, clay 10% and the water that accounts for above-mentioned raw materials gross weight 2%.
Further improvement of the utility model is, described gitter brick is piled up in described conduction oil coil pipe surrounding, and gitter brick surrounds conduction oil coil pipe can make heat exchange area larger, and heat transfer effect is better.
Further, the material of described external protection is aluminium alloy plate, by integral solder mode welding fabrication.
Further, on described combustion furnace burner hearth, be also provided with observation window, be convenient to observe the combustion case of combustion furnace.
Further, on described deep fat efferent duct, be also provided with expansion slot.Easily there is volumetric expansion in conduction oil, cause overpressure to increase in the situation that being heated, and the safety of impact operation increases expansion slot and can play compensator or trimmer pressure effect.
Further, described radiator is by deep fat efferent duct or the brake forming of cold oil return duct, can increase to greatest extent the area of heat radiation.
Further, in described baking vessel, the side away from radiator is also provided with air exhauster.While opening air exhauster, outside cold air is subject to the effect of air exhauster, while entering baking box by the gap between radiator tube and tube by radiators heat, blower fan can also be accelerated flowing of the interior hot-air of baking box, can make the material being baked be heated evenly, improve the heat flow speed of baking oven chamber, shorten the time of timber stoving.
Further, described baking box also comprises cooling chamber, and described baking vessel and cooling chamber are separated by radiator, the Yi Cewei baking vessel of radiator, and opposite side is cooling chamber, the opposite side away from radiator in baking vessel is provided with air exhauster.Baking vessel is for the oven dry of material, temperature of charge after baking is often higher, in baking vessel, be difficult to cool down fast, if directly pull out cooling from baking vessel, heat can scatter and disappear again in vain, therefore the utility model arranges cooling chamber at the opposite side of radiator, it is cooling that material is admitted to cooling chamber after overbaking, the cooling indoor air of heat heating cooling chamber distributing, in cooling chamber, heated air is flowed by the effect of air exhauster, during by radiator, be again heated, then enter baking vessel and dry new material, thereby the cooling heat distributing of material is utilized again, improved efficiency of utilization, meanwhile, cooling speed can further be accelerated, and has shortened the cycle of whole drying materials.
The beneficial effects of the utility model are:
(1) the utility model arranges gitter brick in heat-accumulation combustion stove, can improve the efficiency of heat absorption, reduces smog discharge temperature, reduces the discharge of dust and pernicious gas, plays the effect of energy-saving and emission-reduction.
(2) the utility model arranges gitter brick in heat-accumulation combustion stove, can make the temperature of heat-conducting oil pipes relatively steady, and fuel stop burning after also guarantee within a certain period of time the supply of heat, make equipment safety reliable;
(3) baking box is provided with baking vessel and cooling chamber, and is separated by radiator, and the heat that material is cooling distributed can enter baking vessel via radiator, is again utilized the new material of heating, has improved efficiency of utilization.
Accompanying drawing explanation
Fig. 1 planar structure schematic diagram of the present utility model
1-heat-accumulation combustion stove, 2-burner hearth, 3-external protection; 4-insulating brick-layer, 5-smoke exhaust pipe, 6-gitter brick; 7-heat conducting device, 8-conduction oil coil pipe, 9-radiator; 10-deep fat efferent duct, 11-cold oil return duct, 12-expansion slot; 13-circulating pump, 14-baking box, 15-baking vessel; 16-cooling chamber, 17-air exhauster, 18-observation window
The specific embodiment
Below in conjunction with embodiment, the utility model is described in further detail.As shown in Figure 1, a kind of energy-conservation apparatus for baking, comprise heat-accumulation combustion stove 1, heat conducting device 7 and baking box 14, heat-accumulation combustion stove comprises burner hearth 2, smoke exhaust pipe 5 and the gitter brick 6 of being located at burner hearth inside, and burner hearth 2 is provided with external protection 3, insulating brick-layer 4 from inside to outside successively; On combustion furnace burner hearth, be provided with observation window 18, the material of external protection 3 is aluminium alloy plate, by integral solder mode welding fabrication.
The utility model gitter brick 6 used is to be made by following methods: taking granularity is the high-al clay 30kg of 0～1mm, granularity is 2～6mm silicon nitride 30kg, granularity is the petroleum coke 20kg of 0～1mm, the boron carbide 10kg that granularity is 3～10mm, the clay 10kg that granularity is 0～3mm and water 2kg; Above-mentioned raw materials is mixed into mixed material; Mixed material is compressing for adobe under the pressure of 100T; Adobe is dried and obtain gitter brick of the present utility model.The utility model has adopted that specific heat capacity is high, high temperature resistant, Heat stability is good, raw material, the gitter brick making has that heat storage capacity is good, high temperature resistant, Heat stability is good advantage, after reaching 600 ℃, combustion furnace middle part temperature stops burning fuel, after 40 minutes, can also keep the high temperature of 400 ℃, thereby the stove fire of combustion furnace changes and can obviously not have influence on the oil temperature stability of conduction oil, can reduce the requirement that stove fire is controlled.
Heat conducting device 7 comprises the conduction oil coil pipe 8 that is located in burner hearth, be located at radiator 9 on baking box baking vessel sidewall, be connected in deep fat efferent duct 10 between 8 outlets of conduction oil coil pipe and radiator 9 entrances, be connected in conduction oil coil pipe 8 entrances and radiator 9 cold oil return duct 11 and the oil circulating pump 13 between exporting; Wherein, radiator 9 is by deep fat efferent duct 10 or 11 brake formings of cold oil return duct; On deep fat efferent duct 10, be also provided with expansion slot 12, play compensator or trimmer pressure effect.
Gitter brick 6 can become matrix to arrange in burner hearth, and the utility model is preferably piled up gitter brick 6 in conduction oil coil pipe 8 surroundings, makes gitter brick 6 surround conduction oil coil pipe 8, can make heat exchange area larger, and heat transfer effect is better.
Baking box 14 is separately provided with cooling chamber 16, and baking vessel 15 and cooling chamber 16 are separated by radiator, the Yi Cewei baking vessel 15 of radiator 9, and opposite side is cooling chamber 16, the opposite side away from radiator 9 in baking vessel 15 is also provided with air exhauster 17.
Energy-conservation apparatus for baking of the present utility model in use, the fuel such as the wood chip of first processing at the interior burning firewood of heat-accumulation combustion stove 1, stalk, timber, bark, coal, the heat producing is absorbed by gitter brick 6, when the high-temperature flue gas that imperfect combustion forms simultaneously passes through gitter brick 6, gitter brick 6 can also adsorb a part of heat, dust, pernicious gas; Can heat release in the time of gitter brick 6 heat absorption, conduction oil coil pipe 8 absorbs the heat of fuel combustion and thereby the heat of gitter brick 6 releases is heated, heated conduction oil is sent to radiator 9 through deep fat efferent duct 10 under the effect of circulating pump 13, deep fat efferent duct 10 is provided with expansion slot 12, expands after avoiding conduction oil to be heated overpressure to be increased cause security incident.Meanwhile, air exhauster 17 drives flowing of air, and cold air, under the effect of air exhauster 17, is heated during through radiator 9, and heated air is further drawn into baking vessel 15 for toasting timber.After having toasted, timber is admitted to cooling chamber 16 cooling, cooling come out heat can heat the air in cooling chamber 16, the interior heated air of cooling chamber 16 is subject to the effect of air exhauster 17 and flows, during through radiator 9, be again heated, then enter baking vessel 15 and dry new timber, thereby the cooling heat distributing of timber is utilized again, improved efficiency of utilization.The temperature of radiator 9 conduction oil after heat exchange declines, and cold conduction oil is got back to again in conduction oil coil pipe 8 and is heated by cold oil return duct 11 under the effect of circulating pump 13, and so constantly circulation, can reach the object of toasting material.
The utility model all arranges energy saver in heat-accumulation combustion stove and baking box, has the advantages that efficiency of utilization is high, heat supply is safe and reliable, can reach the object of energy-saving and emission-reduction.
Claims (8)
1. an energy-conservation apparatus for baking, comprise heat-accumulation combustion stove (1), heat conducting device (7) and baking box (14), it is characterized in that: the gitter brick (6) that described heat-accumulation combustion stove (1) comprises burner hearth (2), smoke exhaust pipe (5) and is located at burner hearth (2) inside, described burner hearth (2) is provided with external protection (3), insulating brick-layer (4) from inside to outside successively; Described baking box (14) comprises baking vessel (15); Described heat conducting device (7) comprises the conduction oil coil pipe (8) that is located in burner hearth (2), be located at radiator (9) on baking vessel (14) sidewall, be connected in deep fat efferent duct (10) between conduction oil coil pipe (8) outlet and radiator (9) entrance, be connected in conduction oil coil pipe (8) entrance and radiator (9) cold oil return duct (11) and the oil circulating pump (13) between exporting.
2. a kind of energy-conservation apparatus for baking according to claim 1, is characterized in that: described gitter brick (6) is piled up in described conduction oil coil pipe (8) surrounding.
3. a kind of energy-conservation apparatus for baking according to claim 2, is characterized in that: the material of described external protection (3) is aluminium alloy plate.
4. according to a kind of energy-conservation apparatus for baking described in claim 1,2 or 3, it is characterized in that: described burner hearth (2) is provided with observation window (18).
5. a kind of energy-conservation apparatus for baking according to claim 4, is characterized in that: on described deep fat efferent duct (10), be also provided with expansion slot (12).
6. a kind of energy-conservation apparatus for baking according to claim 5, is characterized in that: described radiator (7) is by deep fat efferent duct (10) or cold oil return duct (11) brake forming.
7. a kind of energy-conservation apparatus for baking according to claim 6, is characterized in that: the side away from radiator (9) in described baking vessel (15) is also provided with air exhauster (17).
8. a kind of energy-conservation apparatus for baking according to claim 7, is characterized in that: described baking box (14) also comprises cooling chamber (16), and described baking vessel (15) and cooling chamber (16) are separated by radiator (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420183594.XU CN203837426U (en) | 2014-04-16 | 2014-04-16 | Energy-saving baking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420183594.XU CN203837426U (en) | 2014-04-16 | 2014-04-16 | Energy-saving baking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203837426U true CN203837426U (en) | 2014-09-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420183594.XU Expired - Fee Related CN203837426U (en) | 2014-04-16 | 2014-04-16 | Energy-saving baking device |
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| Country | Link |
|---|---|
| CN (1) | CN203837426U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103968651A (en) * | 2014-04-16 | 2014-08-06 | 李萃坤 | Energy-saving baking device |
| CN106766908A (en) * | 2016-11-16 | 2017-05-31 | 广西大学 | A kind of heat accumulating type roasting plant |
-
2014
- 2014-04-16 CN CN201420183594.XU patent/CN203837426U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103968651A (en) * | 2014-04-16 | 2014-08-06 | 李萃坤 | Energy-saving baking device |
| CN103968651B (en) * | 2014-04-16 | 2016-01-20 | 李萃坤 | A kind of energy-conservation apparatus for baking |
| CN106766908A (en) * | 2016-11-16 | 2017-05-31 | 广西大学 | A kind of heat accumulating type roasting plant |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140917 Termination date: 20170416 |
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| CF01 | Termination of patent right due to non-payment of annual fee |