CN106765182A - A kind of domestic garbage disposer - Google Patents
A kind of domestic garbage disposer Download PDFInfo
- Publication number
- CN106765182A CN106765182A CN201710023006.4A CN201710023006A CN106765182A CN 106765182 A CN106765182 A CN 106765182A CN 201710023006 A CN201710023006 A CN 201710023006A CN 106765182 A CN106765182 A CN 106765182A
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- CN
- China
- Prior art keywords
- chamber
- smoke
- pipe
- tail
- combustion chamber
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/08—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating
- F23G5/14—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating including secondary combustion
- F23G5/16—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating including secondary combustion in a separate combustion chamber
- F23G5/165—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating including secondary combustion in a separate combustion chamber arranged at a different level
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
- F23G5/442—Waste feed arrangements
- F23G5/444—Waste feed arrangements for solid waste
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
- F23G5/46—Recuperation of heat
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J1/00—Removing ash, clinker, or slag from combustion chambers
- F23J1/06—Mechanically-operated devices, e.g. clinker pushers
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
Abstract
The present invention proposes a kind of domestic garbage disposer, including body of heater and spiral conveying mechanism, body of heater has first chamber and second chamber, diaphragm plate is provided with first chamber, first chamber is separated into storage cavity and tail cigarette preheating cavity by diaphragm plate, ring baffle is provided with storage cavity, the annular that closing is surrounded between ring baffle and storing cavity wall returns smoke chamber；Vertical clapboard is provided with second chamber and smoke pipe is returned, second chamber is separated into combustion chamber and tail smoke chamber by vertical clapboard, and apparatus of oxygen supply is provided with combustion chamber, and grate is provided with combustion chamber, the smoke inlet for returning smoke pipe extend into tail smoke chamber bottom, and the outlet flue for returning smoke pipe is connected with the smoke inlet of tail cigarette preheating cavity；Spiral conveying mechanism is used to be transported to the material in storage cavity in combustion chamber.The present invention carries out auxiliary heating using the amount of heat that the oxidized tail gas that incineration firing is produced are carried to the rubbish in storage cavity, it is ensured that rubbish improves the heat utilization ratio produced to incineration firing into that can reach burning point during combustion chamber.
Description
Technical field
The present invention relates to technical field of waste treatment, more particularly to a kind of domestic garbage disposer.
Background technology
With the quickening of China's Urbanization Construction paces, city size is increasing；As national economy is continued to develop, people
The continuous improvement of people's living standard and the change of people's consumption habit, urban and rural domestic refuse quantity are continuously increased.These increasingly increase
Plus urban and rural domestic refuse it is serious puzzlement city further development, the also serious life that have impact on people.It is existing
Skill cardia garbage apparatus mainly have grate furnace, vulcanization bed, rotary furnace, but these devices are when rubbish is processed, rubbish combustion
Burn insufficient, it is relatively costly, and the tail gas for carrying a large amount of heat energy is directly discharged, cause the waste of heat energy.
The content of the invention
Based on technical problem present in background technology, the present invention proposes a kind of domestic garbage disposer.
A kind of domestic garbage disposer proposed by the present invention, including body of heater and spiral conveying mechanism, body of heater have first
Chamber and second chamber, wherein：
Diaphragm plate is provided with first chamber, first chamber is separated into storage cavity and tail cigarette preheating cavity, body of heater top by diaphragm plate
End is provided with the charging aperture connected with storage cavity, and ring baffle is provided with storage cavity, is surrounded between ring baffle and storing cavity wall
The annular of closing returns smoke chamber, and the smoke inlet that the outlet flue of tail cigarette preheating cavity returns smoke chamber with annular is connected, and body of heater is provided with and annular
The exhaust opening of smoke chamber connection is returned, blower fan is provided with exhaust opening；
Vertical clapboard is provided with second chamber and smoke pipe is returned, second chamber is separated into combustion chamber and tail smoke chamber by vertical clapboard, erected
Dividing plate is provided with the exhaust hole that combustion chamber is connected with tail smoke chamber, and apparatus of oxygen supply is provided with combustion chamber, and grate is provided with combustion chamber,
The smoke inlet for returning smoke pipe extend into tail smoke chamber bottom, and the outlet flue for returning smoke pipe is connected with the smoke inlet of tail cigarette preheating cavity；
Spiral conveying mechanism is arranged on storage cavity bottom and the discharge end of spiral conveying mechanism is extend into combustion chamber, and
The discharge end of spiral conveying mechanism is located at grate top, for the material in storage cavity to be transported in combustion chamber.
Preferably, arranged for interval is provided with annular time smoke chamber has multiple toroidal membranes, and multiple toroidal membranes return cigarette in annular
Annular is returned into smoke chamber in chamber and is separated into spirality channel.
Preferably, returning smoke pipe includes that multiple first manages and the second pipe, and the first pipe arranges that the first pipe is arranged at tail vertically
Smoke chamber is interior and its bottom extend into tail smoke chamber bottom, and the outlet flue of the first pipe is connected with the second pipe, and the second pipe is horizontally disposed
And second the outlet flue of pipe connected with tail cigarette preheating cavity.
Preferably, body of heater is provided with the observation tube connected with the second pipe, and observation tube is provided with and can close away from second pipe one end
Door.
Preferably, spiral conveying mechanism includes multiple helical feed components being arranged side by side, and diaphragm plate is provided with multiple and leads
Hopper, the quantity of deflector chute is consistent with helical feed component count and a deflector chute in be provided with a helical feed component, spiral shell
Rotation conveying assembly includes the guide helical blade of guide rotating shaft and screw arrangement in guide rotating shaft periphery.
Preferably, grate lower section is provided with multiple taper storage slag chambers side by side, and taper storage slag chamber two ends are equipped with slag-drip opening, each cone
The bottom in shape storage slag chamber is equipped with spiral deslagging component, and spiral deslagging component includes that deslagging rotating shaft and screw arrangement turn in deslagging
Two deslagging helical blades of axle periphery, the feed direction of two deslagging helical blades is opposite.
Preferably, first chamber periphery is provided with cooling chamber, body of heater be provided with the cooling medium inlet that is connected with cooling chamber and
Cooling medium is exported.
Preferably, diaphragm plate is made of Heat Conduction Material.
In the present invention, first chamber is separated into storage cavity and tail cigarette preheating cavity by diaphragm plate, and annular gear is provided with storage cavity
Plate, the annular that closing is surrounded between ring baffle and storing cavity wall returns smoke chamber, and outlet flue and the annular of tail cigarette preheating cavity return cigarette
The smoke inlet connection in chamber, body of heater is provided with and returns the exhaust opening that smoke chamber is connected with annular, and blower fan is provided with exhaust opening；Vertical clapboard is by
Two chambers are separated into combustion chamber and tail smoke chamber, and apparatus of oxygen supply is provided with combustion chamber, and grate is provided with combustion chamber, and that returns smoke pipe enters cigarette
Mouth extend into tail smoke chamber bottom, and the outlet flue for returning smoke pipe is connected with the smoke inlet of tail cigarette preheating cavity；Spiral conveying mechanism is used for will
Material in storage cavity is transported in combustion chamber.During work, disposably a certain amount of pending rubbish is added from charging aperture
In storage cavity and charging aperture is closed, lighted a fire at grate, apparatus of oxygen supply carries out combustion-supporting to blasting air in combustion chamber, and rubbish is in stove
Smoulder in vivo so that burning cavity temperature is more concentrated, and the rubbish in storage cavity is delivered into burning by spiral conveying mechanism
Fully burnt in chamber；Blower fan is evacuated at exhaust opening, rubbish fully burn generation oxidized tail gas under blower fan power, warp
Cross smoke exhaust pipe to enter in tail cigarette preheating cavity, returned in smoke chamber subsequently into annular and go out discharge from exhaust opening, carry amount of heat
Oxidized tail gas return in tail cigarette preheating cavity, annular the rubbish in storage cavity is heated in smoke chambers, it is ensured that rubbish enters combustion chamber
When can reach burning point, can fully burn, while tail gas carries out the ash that falls in tail cigarette preheating cavity, greatly reduce tail gas
In dust, reduce follow-up work；Combustion chamber and tail smoke chamber are separated into by by second chamber so that rubbish is in combustion chamber
The oxidized tail gas for producing that burn have grey process in tail smoke chamber, then enter back into smoke exhaust pipe, can prevent pipe plug of discharging fume
Plug.The domestic garbage disposer of design more than, rubbish being capable of fully burning, the oxygen produced using incineration firing in it
Change the amount of heat that tail gas carries to heat the rubbish in storage cavity, it is ensured that rubbish is into can reach burning during combustion chamber
Point improves the heat utilization ratio produced to incineration firing can fully burn, and reduces the waste of thermal source, reduces external heat source
Use, greatly reduce cost.
Brief description of the drawings
Fig. 1 is a kind of domestic garbage disposer structural representation proposed by the present invention；
Fig. 2 is a kind of spiral deslagging modular construction schematic diagram of domestic garbage disposer proposed by the present invention.
Specific embodiment
Reference picture 1, Fig. 2, the present invention proposes a kind of domestic garbage disposer, including body of heater 1 and spiral conveying mechanism, stove
Body 1 has first chamber and second chamber, wherein：
The diaphragm plate 2 that Heat Conduction Material is made is provided with first chamber, first chamber is separated into the He of storage cavity 3 by diaphragm plate 2
Tail cigarette preheating cavity 4, the top of body of heater 1 is provided with the charging aperture 101 connected with storage cavity 3, storage cavity 3 and is provided with ring baffle 5, annular
The annular that closing is surrounded between baffle plate 5 and the inwall of storage cavity 3 returns smoke chamber 6, and outlet flue and the annular of tail cigarette preheating cavity 4 return smoke chamber 6
Smoke inlet connection, body of heater 1 is provided with and returns the exhaust opening 102 that connects of smoke chamber 6 with annular, and blower fan is provided with exhaust opening 102.First
Chamber periphery is provided with cooling chamber 20, and body of heater 1 is provided with the cooling medium inlet 103 and cooling medium outlet connected with cooling chamber 20
104, cooling medium is added in cooling chamber 20 from cooling medium inlet 103 and discharged from cooling medium outlet 104.
Vertical clapboard 7 is provided with second chamber and smoke pipe 8 is returned, second chamber is separated into combustion chamber 9 and tail smoke chamber by vertical clapboard 7
10, vertical clapboard 7 is provided with the exhaust hole 701 that combustion chamber 9 is connected with tail smoke chamber 10, combustion chamber 9 and is provided with apparatus of oxygen supply 11, fires
Burn in chamber 9 and be provided with grate 12；Returning smoke pipe 8 includes the pipe 802 of multiple first pipes 801 and second, and the first pipe 801 is arranged vertically, the
One pipe 801 is arranged in tail smoke chamber 10 and its bottom extend into the bottom of tail smoke chamber 10, and the outlet flue of the first pipe 801 is with the
Two pipes 802 are connected, and horizontally disposed and the second pipe 802 the outlet flue of the second pipe 802 is connected with tail cigarette preheating cavity 4.Body of heater 1 is provided with
The observation tube 14 connected with the second pipe 802, observation tube 14 is provided with away from the one end of the second pipe 802 can closing door 15.
Spiral conveying mechanism is arranged on the bottom of storage cavity 3 and the discharge end of spiral conveying mechanism is extend into combustion chamber 9, and
And the discharge end of spiral conveying mechanism is located at the top of grate 12, for the material in storage cavity 3 to be transported in combustion chamber 9.Spiral shell
Rotation conveying mechanism includes multiple helical feed components being arranged side by side, and diaphragm plate 2 is provided with multiple deflector chutes 201, deflector chute 201
Quantity is consistent with helical feed component count and deflector chute 201 in be provided with a helical feed component, helical feed group
Part includes the guide helical blade 17 of guide rotating shaft 16 and screw arrangement in the periphery of guide rotating shaft 16.
In the present embodiment, returned in annular and be provided with arranged for interval and have multiple toroidal membranes 13, multiple toroidal membranes 13 in smoke chamber 6
Returned in smoke chamber 6 in annular and annular time smoke chamber 6 is separated into spirality channel, extended oxidized tail gas and return the expert of smoke chamber 6 in annular
The time walked, to improve heating effect of the oxidized tail gas to the rubbish in storage cavity 3.
In the present embodiment, the lower section of grate 12 is provided with multiple taper storage slag chambers 18 side by side, and the two ends of taper storage slag chamber 18 are equipped with
Slag-drip opening, the bottom in each taper storage slag chamber 18 is equipped with spiral deslagging component 19, and spiral deslagging component 19 includes deslagging rotating shaft
1901 and screw arrangement the periphery of deslagging rotating shaft 1901 two deslagging helical blades 1902, two deslagging helical blades 1902
Feed direction it is opposite.By setting spiral deslagging component 19, facilitate the discharge of the slag of incineration firing generation, and two are arranged
The feed direction of slag helical blade 1902 is conversely, increased deslagging speed.
During present invention work, disposably a certain amount of pending rubbish is added in storage cavity 3 and sealed from charging aperture 101
Charging aperture 101 is closed, is lighted a fire at grate 12, apparatus of oxygen supply 11 carries out combustion-supporting to blasting air in combustion chamber 9, and rubbish is in body of heater 1
Inside smoulder so that temperature is more concentrated in combustion chamber 9, the rubbish in storage cavity 3 is delivered to by burning by spiral conveying mechanism
Fully burnt in chamber 9；Blower fan is evacuated at exhaust opening 102, rubbish fully burn generation oxidized tail gas in blower fan power
Under, sequentially pass through the first pipe 801, the second pipe 802 and enter in tail cigarette preheating cavity 4, returned in smoke chamber 6 subsequently into annular and from smoke evacuation
Discharged at mouth 102, the oxidized tail gas for carrying amount of heat are interior to the rubbish in storage cavity 3 in tail cigarette preheating cavity 4, annular time smoke chamber 6
Rubbish is heated, it is ensured that rubbish is put can fully burn into that can reach burning during combustion chamber 9, while tail gas is pre- in tail cigarette
The ash that falls is carried out in hot chamber 4, the dust in tail gas is greatly reduced, follow-up work is reduced；Combustion is separated into by by second chamber
Burn chamber 9 and tail smoke chamber 10 so that burnt in the combustion chamber oxidized tail gas of generation of rubbish have the grey process that falls in the tail smoke chamber 10,
Then enter back into smoke exhaust pipe, blockage of discharging fume can be prevented；Improve set observation tube 14, can observe constantly the first pipe 801,
Whether the second pipe 802 blocks, convenient maintenance；Improve and cooling chamber 20 is set in first chamber periphery, cooling medium is from cooling medium
Import 103 is added in cooling chamber 20 and discharged from cooling medium outlet 104, and cooling medium is lowered the temperature to the first body of heater 1, is extended
Service life, the hot water of generation can separately use it for anything else, and save resources, energy utilization rate is high, while cooling medium can be to tail cigarette
The oxidized tail gas that preheating cavity 4, annular are returned in smoke chamber 6 are cooled down, and reduce the exhaust temperature of the discharge of exhaust opening 102.
A kind of domestic garbage disposer proposed by the present invention, rubbish can fully burn in it, using incineration firing
The amount of heat that the oxidized tail gas of generation are carried is heated to the rubbish in storage cavity 3, it is ensured that energy when rubbish enters combustion chamber 9
Burning point is enough reached can fully burn, the heat utilization ratio produced to incineration firing is improve, and reduces the waste of thermal source, drop
The use of low external heat source, greatly reduces cost.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technology according to the present invention scheme and its
Inventive concept is subject to equivalent or change, should all be included within the scope of the present invention.
Claims (8)
1. a kind of domestic garbage disposer, it is characterised in that including body of heater (1) and spiral conveying mechanism, body of heater (1) is with
One chamber and second chamber, wherein：
Diaphragm plate (2) is provided with first chamber, first chamber is separated into storage cavity (3) and tail cigarette preheating cavity by diaphragm plate (2)
(4), body of heater (1) top is provided with the charging aperture (101) connected with storage cavity (3), storage cavity (3) and is provided with ring baffle (5), ring
The annular that closing is surrounded between shape baffle plate (5) and storage cavity (3) inwall returns smoke chamber (6), the outlet flue and ring of tail cigarette preheating cavity (4)
Shape returns the smoke inlet connection of smoke chamber (6), and body of heater (1) is provided with and returns the exhaust opening (102) that smoke chamber (6) is connected, exhaust opening with annular
(102) place is provided with blower fan；
Vertical clapboard (7) is provided with second chamber and smoke pipe (8) is returned, second chamber is separated into combustion chamber (9) and tail by vertical clapboard (7)
Smoke chamber (10), vertical clapboard (7) is provided with the exhaust hole (701) that combustion chamber (9) is connected with tail smoke chamber (10), combustion chamber (9)
It is provided with apparatus of oxygen supply (11), combustion chamber (9) and is provided with grate (12), the smoke inlet for returning smoke pipe (8) extend into tail smoke chamber (10) bottom
Portion, the outlet flue for returning smoke pipe (8) is connected with the smoke inlet of tail cigarette preheating cavity (4)；
Spiral conveying mechanism is arranged on storage cavity (3) bottom and the discharge end of spiral conveying mechanism is extend into combustion chamber (9), and
And the discharge end of spiral conveying mechanism is located at grate (12) top, for the material in storage cavity (3) to be transported into combustion chamber (9)
It is interior.
2. domestic garbage disposer according to claim 1, it is characterised in that annular is returned in smoke chamber (6) and is provided with interval
Multiple toroidal membranes (13) are disposed with, multiple toroidal membranes (13) are returned in smoke chamber (6) in annular and are separated into annular time smoke chamber (6)
Spirality channel.
3. domestic garbage disposer according to claim 1, it is characterised in that returning smoke pipe (8) includes that multiple first manages
(801) and the second pipe (802), the first pipe (801) arrangement vertically, the first pipe (801) is arranged in tail smoke chamber (10) and it
Bottom extend into tail smoke chamber (10) bottom, and the outlet flue of the first pipe (801) is connected with the second pipe (802), the second pipe (802)
Horizontally disposed and the second pipe (802) outlet flue is connected with tail cigarette preheating cavity (4).
4. domestic garbage disposer according to claim 3, it is characterised in that body of heater (1) is provided with and the second pipe
(802) observation tube (14) of connection, observation tube (14) is provided with away from second pipe (802) one end can closing door (15).
5. the domestic garbage disposer according to any one of claim 1-4, it is characterised in that spiral conveying mechanism bag
Multiple helical feed components being arranged side by side are included, diaphragm plate (2) is provided with multiple deflector chutes (201), the quantity of deflector chute (201)
A helical feed component, helical feed component bag are provided with an and deflector chute (201) consistent with helical feed component count
Include the guide helical blade (17) of guide rotating shaft (16) and screw arrangement in guide rotating shaft (16) periphery.
6. the domestic garbage disposer according to any one of claim 1-4, it is characterised in that grate (12) lower section is simultaneously
Row is provided with multiple tapers and stores up slag chamber (18), and taper storage slag chamber (18) two ends are equipped with slag-drip opening, the bottom of each taper storage slag chamber (18)
Portion is equipped with spiral deslagging component (19), and spiral deslagging component (19) is including deslagging rotating shaft (1901) and screw arrangement in deslagging
Two deslagging helical blades (1902) of rotating shaft (1901) periphery, the feed direction of two deslagging helical blades (1902) is opposite.
7. the domestic garbage disposer according to any one of claim 1-4, it is characterised in that first chamber periphery sets
There is cooling chamber (20), body of heater (1) is provided with the cooling medium inlet (103) and cooling medium outlet connected with cooling chamber (20)
(104)。
8. the domestic garbage disposer according to any one of claim 1-4, it is characterised in that diaphragm plate (2) is used
Heat Conduction Material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710023006.4A CN106765182B (en) | 2017-01-13 | 2017-01-13 | A kind of domestic garbage disposer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710023006.4A CN106765182B (en) | 2017-01-13 | 2017-01-13 | A kind of domestic garbage disposer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106765182A true CN106765182A (en) | 2017-05-31 |
| CN106765182B CN106765182B (en) | 2019-03-01 |
Family
ID=58948233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710023006.4A Expired - Fee Related CN106765182B (en) | 2017-01-13 | 2017-01-13 | A kind of domestic garbage disposer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106765182B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2509475Y (en) * | 2001-11-05 | 2002-09-04 | 张克均 | Three-stroke back-burning multifunctional warming-up stove |
| CN2733184Y (en) * | 2004-05-09 | 2005-10-12 | 溧阳市环境卫生管理处 | Domestic incinerator |
| JP4130422B2 (en) * | 2004-04-30 | 2008-08-06 | 株式会社熊谷農機 | Incinerator |
| CN102192512A (en) * | 2010-03-02 | 2011-09-21 | 王振坤 | Garbage incinerator |
| CN202328195U (en) * | 2011-10-28 | 2012-07-11 | 刘益才 | Biomass burner |
| CN202955732U (en) * | 2012-09-24 | 2013-05-29 | 赵健 | Warm-air furnace for cooking and warming |
-
2017
- 2017-01-13 CN CN201710023006.4A patent/CN106765182B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2509475Y (en) * | 2001-11-05 | 2002-09-04 | 张克均 | Three-stroke back-burning multifunctional warming-up stove |
| JP4130422B2 (en) * | 2004-04-30 | 2008-08-06 | 株式会社熊谷農機 | Incinerator |
| CN2733184Y (en) * | 2004-05-09 | 2005-10-12 | 溧阳市环境卫生管理处 | Domestic incinerator |
| CN102192512A (en) * | 2010-03-02 | 2011-09-21 | 王振坤 | Garbage incinerator |
| CN202328195U (en) * | 2011-10-28 | 2012-07-11 | 刘益才 | Biomass burner |
| CN202955732U (en) * | 2012-09-24 | 2013-05-29 | 赵健 | Warm-air furnace for cooking and warming |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106765182B (en) | 2019-03-01 |
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