CN204806459U - Energy -concerving and environment -protective stove - Google Patents
Energy -concerving and environment -protective stove Download PDFInfo
- Publication number
- CN204806459U CN204806459U CN201520491935.4U CN201520491935U CN204806459U CN 204806459 U CN204806459 U CN 204806459U CN 201520491935 U CN201520491935 U CN 201520491935U CN 204806459 U CN204806459 U CN 204806459U
- Authority
- CN
- China
- Prior art keywords
- furnace
- communicated
- airduct
- burner hearth
- energy saving
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000003546 flue gas Substances 0.000 claims abstract description 30
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 29
- 239000002918 waste heat Substances 0.000 claims abstract description 23
- 235000019504 cigarettes Nutrition 0.000 claims abstract description 6
- 239000000779 smoke Substances 0.000 claims description 41
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 28
- 238000011084 recovery Methods 0.000 claims description 21
- 230000007613 environmental effect Effects 0.000 claims description 15
- 239000003517 fume Substances 0.000 claims description 12
- 238000009413 insulation Methods 0.000 claims description 5
- 230000007246 mechanism Effects 0.000 claims description 4
- 238000002485 combustion reaction Methods 0.000 abstract description 16
- 239000000428 dust Substances 0.000 abstract description 12
- 239000000446 fuel Substances 0.000 abstract description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 3
- 239000001301 oxygen Substances 0.000 abstract description 3
- 229910052760 oxygen Inorganic materials 0.000 abstract description 3
- 238000003287 bathing Methods 0.000 abstract description 2
- 230000002459 sustained effect Effects 0.000 abstract description 2
- 238000010438 heat treatment Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 239000003245 coal Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 2
- 239000000292 calcium oxide Substances 0.000 description 2
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000002309 gasification Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000000505 pernicious effect Effects 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003500 flue dust Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 238000006213 oxygenation reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
Landscapes
- Air Supply (AREA)
Abstract
The utility model relates to an energy -concerving and environment -protective stove, it includes the furnace body, set up furnace in the furnace body, set up furnace one side add the feed bin, set up in the grey storehouse of furnace bottom, set up air supply device in the furnace body, set up on the flue the residual heat from flue gas device and with the dust remover of residual heat from flue gas device outlet flue intercommunication, add feed bin bottom and furnace lower part intercommunication, it is provided with sealed lid to add the feed bin top, air supply device's air outlet passes through back cigarette supply duct and adds feed bin upper portion intercommunication, the utility model discloses simple structure is setting up the air feed mouth with the feed bin top, can blow the flue gas that furnace bottom race ease was located and get back to furnace, makes the flue gas fully burn in furnace, avoids the pollution, fuel is filled with to a feed bin, can the sustained combustion more than 8 hours, and the heat exchanger carries out recycle with the waste heat of flue collector, and can heat winter can the bathing in summer, and air supply device makes the burning of whole furnace get into oxygen - rich condition, and the abundant furnace temperature height that burns is promoted.
Description
Technical field
The utility model relates to a kind of civil heating stove and accessory, is specially a kind of energy saving and environmental protecting stove.
Background technology
At present, in the vast rural area of China, especially north of china in winter needs the area of heating, cannot central heating be realized, small-sized household heating stove can only be adopted winter to heat voluntarily, existing heating stove have burning insufficient, resource utilization is low, flue dust is large, seriously polluted.Traditional fire-tube type heat exchange mechanisms heat exchange efficiency is low, and heating effect is poor, and the desulfurization and dedusting effect of flue gas is poor, in unburnt situation, carbon monoxide, coal dust etc. are directly discharged in air, on the one hand contaminated environment, cause the waste of resource on the other hand.
Utility model content
Technical problem to be solved in the utility model is to provide a kind ofly has desulphurization denitration, without dust, energy saving and environmental protecting stove that efficiency of combustion is high.
For solving the problem, technical solution adopted in the utility model is:
A kind of energy saving and environmental protecting stove, it comprises body of heater, be arranged on the burner hearth in body of heater, be arranged on the feeding chamber of burner hearth side, be arranged on the ash silo of burner hearth bottom, be arranged on the air supply device in body of heater, the deduster being arranged on the flue gas waste heat recovery apparatus on flue and being communicated with flue gas waste heat recovery apparatus outlet flue, be communicated with lower furnace portion bottom described feeding chamber, described feeding chamber top is provided with seal cover, described roof of the furnace is also provided with fume extractor, the outlet flue of described fume extractor is communicated with the mouth that enters of waste-heat recovery device by drawing smoke pipe, the outlet flue of described waste-heat recovery device is communicated with chimney, described feeding chamber is provided with stock guide, described stock guide is to burner hearth lopsidedness, be provided with ash bucket bottom described ash silo, described ash silo top sidewall is provided with end airduct, and airduct of the described end is communicated with the air outlet of air supply device for airduct by end wind, described deduster is the casing of horizontal, comprise the storage tank being arranged on bottom half, the more than one spoiler being arranged on casing top, it is inner close with the storage tank water surface that the outlet flue of described waste-heat recovery device is deep into deduster by smoke pipe, described deduster is being provided with throat away from smoke pipe one end, and described throat is communicated with chimney.。
Furtherly, described waste-heat recovery device is board-like cigarette water-to-water heat exchanger.
Furtherly, described fume extractor comprises the outer smoke ring of internal flame circle and arc, and the outer wall that described outer smoke ring is fastened on internal flame circle forms smoke ring cavity, and described internal flame circle is provided with multiple exhaust smoke hole, described in draw smoke pipe and be communicated with smoke ring cavity through outer smoke ring.
Furtherly, described feeding chamber outer wall is provided with heat-insulation layer.
Furtherly, described upper furnace is provided with air feed dish, and described air feed dish is annular housing, and described air feed dish inwall is evenly provided with multiple tuyere, described air feed dish is communicated with the air outlet of air supply device for airduct by wind dish, and described air feed dish is positioned at hearth combustion layer top.
Furtherly, the air outlet of described air supply device is communicated with for airduct with wind dish for airduct respectively with end wind.
Furtherly, described air supply device is also provided with and controls the flow control mechanism that air outlet supply end wind supplies airduct and wind dish air feed manage-style amount.
Furtherly, described spoiler is vertical with airflow direction, the distance of described spoiler and the water surface be smoke pipe to water surface distance 0.8-2 doubly.
Furtherly, described spoiler is three, and not identical with the distance of the water surface.
Furtherly, in described deduster, be provided with automatic water-replenishing device, in described storage tank, be provided with filter screen.
The beneficial effect adopting technique scheme to produce is:
The utility model structure is simple, and arrange at feeding chamber top for air port, the air-flow in feeding chamber is closed, and makes flue gas enter Thorough combustion in burner hearth, avoids polluting; Fuel filled by a feed bin, can sustained combustion more than 8 hours, and the burning meeting night uses, the waste heat of flue collector is recycled by heat exchanger, can heat summer winter can bathing, and air supply device makes whole hearth combustion enter oxygen enrichment state, and sufficient combustion fire box temperature is high to be promoted; After flue collector, arrange plate type heat exchanger carry out the heat exchange of cigarette water, heat exchanger effectiveness is high, effectively can utilize the heat of high-temperature flue gas, and the smoke temperature reducing flue makes the utilization rate of heat energy improve, thus improves fuel efficiency; Especially the ability of sweeping along that deduster utilizes reduction wind speed to reduce wind can reach good dust removing effects to the absorption reaching depositing dust object hydrous water.
Arranging fume extractor can make flue gas diffuse into smoke ring cavity to surrounding, and smoke does not evenly have dead angle, especially mates with air supply device, the wind in stove is circulated smooth and easy without dead angle.
The heat-insulation layer of feeding chamber outer wall can make the fuel preheating entered in burner hearth, heat-insulation layer can maintain the temperature that feeding chamber is applicable to, wall surface temperature is too low, before entering burner hearth, temperature raises gradually and reaches destructive distillation environment, calcium carbonate in coal can be decomposed into calcium oxide, and the flue gases such as the sulfur dioxide that simultaneously also can generate and hydrogen sulfide are reacted in blowback to burner hearth and with the calcium oxide in burner hearth reaches sulfur fixation.
Air feed dish can make the gasification, and combustion layer of burner hearth inner bottom part carry out oxygen enrichment burning, not only promotes fire box temperature, produces anoxic zone thus limit the generation of nitrogen oxide thus reach denitration object after Thorough combustion at roof of the furnace.
Air supply device to the air quantity of each airduct, can reach wind circulation in body of heater appropriate in order according to the using state adjustment supply of stove.
The spoiler of multistage setting is that flue gas increases frequency of exposure, and make the sometimes fast and sometimes slow minimizing more promoting dust in flue gas of flow of flue gas, the water all-the-time stable height that automatic water-replenishing device can make in storage tank is set, ensure dust removing effects, when the dust of water absorption too much has deposition, at this moment extract filter screen out and carry out desilting.
Accompanying drawing explanation
Fig. 1 is front cross-sectional structural representation of the present utility model.
Fig. 2 is the positive back side of the present utility model cross-sectional view.
Fig. 3 is waste-heat recovery device of the present utility model and deduster syndeton schematic diagram.
Fig. 4 is the utility model deduster cross-sectional view.
Fig. 5 is the utility model deduster top view cross section structural representation.
Wherein: 2 burner hearths, 21 seal covers, 3 feeding chambers, 31 stock guides, 4 air supply devices, 42 end wind draw smoke pipe, 52 outer smoke rings, 53 smoke ring cavities, 54 exhaust smoke holes, 55 internal flame circles, 6 ash silos, 61 ash buckets, 62 end airducts, 7 waste-heat recovery devices, 8 air feed dishes, 81 tuyeres, 9 dedusters, 91 smoke pipes, 92 throats, 93 storage tanks, 94 spoilers, 95 automatic water-replenishing devices, 96 filter screens for airduct, 43 wind dishes for airduct, 5 fume extractors, 51.
Detailed description of the invention
Below in conjunction with accompanying drawing 1-5 and specific embodiment, utility model is described in further detail:
A kind of energy saving and environmental protecting stove as shown in accompanying drawing 1-5, it comprises body of heater, be arranged on the burner hearth 2 in body of heater, be arranged on the feeding chamber 3 of burner hearth 2 side, be arranged on the ash silo 6 bottom burner hearth 2, be arranged on the air supply device 4 in body of heater, the deduster 9 being arranged on the flue gas waste heat recovery apparatus 7 on flue and being communicated with flue gas waste heat recovery apparatus 7 outlet flue, be communicated with burner hearth 2 bottom bottom described feeding chamber 3, described feeding chamber 3 top is provided with seal cover 21, described burner hearth 2 top is also provided with fume extractor 5, the outlet flue of described fume extractor 5 is communicated with the mouth that enters of flue gas waste heat recovery apparatus 7 by drawing smoke pipe 51, the outlet flue of described waste-heat recovery device 7 is communicated with chimney, described feeding chamber 3 is provided with stock guide 31, described stock guide 31 is to burner hearth 2 lopsidedness, be provided with ash bucket 61 bottom described ash silo 6, described ash silo 6 top sidewall is provided with end airduct 62, and airduct of the described end 62 is communicated with the air outlet of air supply device 4 for airduct 42 by end wind, described deduster 9 is casings of horizontal, comprise the storage tank 93 being arranged on bottom half, the more than one spoiler 94 being arranged on casing top, it is inner close with storage tank 93 water surface that the outlet flue of described waste-heat recovery device 7 is deep into deduster 9 by smoke pipe 91, described deduster 9 is being provided with throat 92 away from smoke pipe 91 one end, and described throat 92 is communicated with chimney.
During use, coal is added by feeding chamber 3, by gravity and stock guide 31, fuel is sent in burner hearth 2, feeding chamber 3 top is carried out buckle closure and is closed by the seal cover 21 at top, Thorough combustion district from top to bottom in burner hearth, oxygenation combustion zone, gasification, and combustion layer, red heat layer and after-flame layer, seal cover 21 is by feeding chamber 3 top seal, the flue gas not having sufficient combustion is avoided to overflow, the flue gas that during such preheating, fuel sends does not have place to go can only get back in burner hearth 2, these flue gases can through Thorough combustion like this, pernicious gas is avoided to produce and contaminated environment, air is delivered to ash silo 6 top through end wind for airduct 42 by partial air by air supply device 4, air-flow enters burner hearth through fire grate and after-flame layer and participates in burning, increase temperature in burner hearth, improve efficiency of combustion, reduce the generation of pernicious gas, the flue gas of waste-heat recovery device 7 is through smoke pipe 91, enter deduster 9, the opening of smoke pipe 91 is close to the water surface, the particle beaten after flow surface recoil can be adsorbed with water, then flue gas enters in deduster 9 cavity, now flue gas is guided to the water surface by spoiler 94 again, through guiding repeatedly, increase and decrease the touch opportunity of flue gas and the water surface, strengthen dust adsorption effect, air-flow in the process time time slack anxious, dust is impelled to fall to the water surface, accelerate dust to depart from by flue gas, air-flow velocity reduces, air-flow sweep along the further adsorption of dust of the ability decline water surface, when arriving throat 92, dust content in flue gas obviously reduces the flow velocity reaching dedusting object and do not lose flue gas like this.
Waste-heat recovery device 7 is board-like cigarette water-to-water heat exchangers, and the heat conversion of the large reverse heat-exchange of heat exchange area is high, can try one's best by the Btu utilization of flue gas.
Fume extractor 5 in use, high-temperature hot air-flow in burner hearth 2 gushes, the internal flame circle 55 of fume extractor 5 is provided with multiple exhaust smoke hole 54 to be flowed in smoke ring cavity 53, cigarette water-to-water heat exchanger is flowed into via drawing smoke pipe 51, such air-flow multidirectionally enters in the smoke ring cavity 53 of negative pressure nearby, then drain through drawing smoke pipe 51, such flue gas is to surrounding motion at stockhole, makes airflow smooth in solid without dead angle.
It is for coal carbonization wound is in advantage that feeding chamber 3 outer wall is provided with heat-insulation layer, and again it is to be noted the technical program claims in the standing setting of body of heater such as not mentioned water jacket, fire grate, fire grate rocking handle, these are all that stove is all arranged usually and do not relate to this programme inventive point part.
Air outlet and the end wind of air supply device 4 supply airduct 42 and wind dish to be communicated with respectively for airduct 43, and air supply device 4 is also provided with and controls air outlet supply end wind supplies airduct 43 air quantity flow control mechanism for airduct 42 and wind dish.Air supply device 4 regulates and controls the air quantity in more airduct as required, to reach the object of control combustion.Burner hearth 2 top is provided with air feed dish 8, described air feed dish 8 is annular housings, described air feed dish 8 inwall is evenly provided with multiple tuyere 81, and described air feed dish 8 is communicated with the air outlet of air supply device 4 for airduct 43 by wind dish, and described air feed dish 8 is positioned at burner hearth 2 burning zone top.
As shown in Figure 4,5, spoiler 94 is vertical with airflow direction, and described spoiler 94 and the distance of the water surface are that smoke pipe 91 arrives the 0.8-2 of water surface distance doubly; Spoiler 94 is three, and not identical with the distance of the water surface; Be provided with automatic water-replenishing device 95 in deduster 9, in described storage tank 93, be provided with filter screen 96.Water replanishing device 95 and filter screen 96 can increase applicability for deduster 9, reduce user's maintenance times, make maintenance simpler.Not shown automatic water-replenishing device 95 and filter screen 96 in Fig. 5.
Last it is noted that above embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in previous embodiment, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of the utility model embodiment technical scheme.
Claims (10)
1. an energy saving and environmental protecting stove, it is characterized in that: it comprises body of heater, be arranged on the burner hearth (2) in body of heater, be arranged on the feeding chamber (3) of burner hearth (2) side, be arranged on the ash silo (6) of burner hearth (2) bottom, be arranged on the air supply device (4) in body of heater, the deduster (9) being arranged on the flue gas waste heat recovery apparatus (7) on flue and being communicated with waste-heat recovery device (7) outlet flue, described feeding chamber (3) bottom is communicated with burner hearth (2) bottom, described feeding chamber (3) top is provided with seal cover (21), described burner hearth (2) top is also provided with fume extractor (5), the outlet flue of described fume extractor (5) is communicated with the mouth that enters of waste-heat recovery device (7) by drawing smoke pipe (51), the outlet flue of described waste-heat recovery device (7) is communicated with chimney, described feeding chamber (3) is provided with stock guide (31), described stock guide (31) is to burner hearth (2) lopsidedness, described ash silo (6) bottom is provided with ash bucket (61), and described ash silo (6) top sidewall is provided with end airduct (62), and airduct of the described end (62) is communicated with the air outlet of air supply device (4) for airduct (42) by end wind,
Described deduster (9) is the casing of horizontal, comprise the storage tank (93) being arranged on bottom half, the more than one spoiler (94) being arranged on casing top, it is inner close with storage tank (93) water surface that the outlet flue of described waste-heat recovery device (7) is deep into deduster (9) by smoke pipe (91), described deduster (9) is being provided with throat (92) away from smoke pipe (91) one end, and described throat (92) is communicated with chimney.
2. a kind of energy saving and environmental protecting stove according to claim 1, is characterized in that: described waste-heat recovery device (7) is board-like cigarette water-to-water heat exchanger.
3. a kind of energy saving and environmental protecting stove according to claim 1 and 2, it is characterized in that: described fume extractor (5) comprises the outer smoke ring (52) of internal flame circle (55) and arc, the outer wall that described outer smoke ring (52) is fastened on internal flame circle (55) forms smoke ring cavity (53), described internal flame circle (55) is provided with multiple exhaust smoke hole (54), described in draw smoke pipe (51) and be communicated with smoke ring cavity (53) through outer smoke ring (52).
4. a kind of energy saving and environmental protecting stove according to claim 3, is characterized in that: described feeding chamber (3) outer wall is provided with heat-insulation layer.
5. a kind of energy saving and environmental protecting stove according to claim 4, it is characterized in that: described burner hearth (2) top is provided with air feed dish (8), described air feed dish (8) is annular housing, described air feed dish (8) inwall is evenly provided with multiple tuyere (81), described air feed dish (8) is communicated with the air outlet of air supply device (4) for airduct (43) by wind dish, and described air feed dish (8) is positioned at burner hearth (2) burning zone top.
6. a kind of energy saving and environmental protecting stove according to claim 5, is characterized in that: the air outlet of described air supply device (4) is communicated with for airduct (43) with wind dish for airduct (42) respectively with end wind.
7. a kind of energy saving and environmental protecting stove according to claim 6, is characterized in that: described air supply device (4) is also provided with and controls air outlet supply end wind supplies airduct (43) air quantity flow control mechanism for airduct (42) and wind dish.
8. a kind of energy saving and environmental protecting stove according to claim 1, is characterized in that: described spoiler (94) is vertical with airflow direction, the distance of described spoiler (94) and the water surface be smoke pipe (91) to water surface distance 0.8-2 doubly.
9. a kind of energy saving and environmental protecting stove according to claim 8, is characterized in that: described spoiler (94) is three, and not identical with the distance of the water surface.
10. a kind of energy saving and environmental protecting stove according to claim 9, is characterized in that: be provided with automatic water-replenishing device (95) in described deduster (9), is provided with filter screen (96) in described storage tank (93).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520491935.4U CN204806459U (en) | 2015-07-09 | 2015-07-09 | Energy -concerving and environment -protective stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520491935.4U CN204806459U (en) | 2015-07-09 | 2015-07-09 | Energy -concerving and environment -protective stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204806459U true CN204806459U (en) | 2015-11-25 |
Family
ID=54591277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520491935.4U Expired - Fee Related CN204806459U (en) | 2015-07-09 | 2015-07-09 | Energy -concerving and environment -protective stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204806459U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108758696A (en) * | 2018-07-02 | 2018-11-06 | 宜昌楚旺农业机械有限公司 | Environmental protection and energy saving firewood furnace and method |
-
2015
- 2015-07-09 CN CN201520491935.4U patent/CN204806459U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108758696A (en) * | 2018-07-02 | 2018-11-06 | 宜昌楚旺农业机械有限公司 | Environmental protection and energy saving firewood furnace and method |
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| 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: 20151125 |