CN202973185U

CN202973185U - Efficient combined rural cooking range

Info

Publication number: CN202973185U
Application number: CN 201220577283
Authority: CN
Inventors: 安华芳
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-11-06
Filing date: 2012-11-06
Publication date: 2013-06-05
Anticipated expiration: 2022-11-06

Abstract

The utility model relates to a rural cooking range for burning firewood and straw, in particular to an efficient combined rural cooking range, which has the advantages of high utilization ratio, high boiler body suitability and convenience in using water. The efficient combined rural cooking range comprises a cooking bench (1), a hearth (2), a ventilating duct (3), a flue (4) and a chimney (5), wherein the hearth (2) is arranged below the plane of the cooking bench (1); the lower part of the hearth (2) is communicated with the ventilating duct (3); and one side of the hearth (2) is connected with the chimney (5) through the flue (4). The efficient combined rural cooking range is characterized in that the middle part of the hearth (2) protrudes outwards to form a drum-shaped inner cavity; an upper end opening is larger than a lower end opening; a boss (6) is arranged on the edge of the upper end opening; a fire grate (7) is arranged at the lower end of the hearth (2); a secondary hearth (8) is further arranged on the upper part of the hearth (2); the secondary hearth (8) is cylindrical; the diameter of the bottom surface of the secondary hearth (8) is larger than that of the upper end opening of the hearth (2); and the lower end face of the secondary hearth (8) and the upper end face of the hearth (2) construct a transition table top (9). The efficient combined rural cooking range has the advantages of reasonable design, simple structure, convenience in using and high suitability.

Description

Efficient combined-type rural area cooking stove

Technical field

The utility model relates to the burning firewood used in a kind of rural area and the cooking stove of stalk, is specially a kind of efficient combined-type rural area cooking stove.

Background technology

The rural area cooking stove is take organic substances such as fuel wood, stalk, animal manures as fuel, is used for the cooking stove of agricultural production and life of farmers.Wherein, the wood stove small volume is convenient to move, and is mainly used in the small towns; Firewood range is long-pending larger, can not move, how by brick, watt, ash, stone etc. are built by laying bricks or stones, are the main cooking ranges in developing country rural area, light a fire convenient and swift, fuel source is wide, so range of application is very wide.

The history of existing several thousand of wood stove bavin kitchen range has in the world experienced original cooking stove, old-fashioned cooking stove, improvement cooking stove and an efficient cooking range stage substantially.Original cooking stove is with several stone support pots or tank, and the below burns bavin.Old-fashioned cooking stove is built into frame with brick, sun-dried mud brick or stone, and with pot or tank frame in the above, punching in frame one side mouthful adds bavin, and the thermal efficiency only has 8～10%.The improvement cooking stove is set up fire grate and add the block chimney on old-fashioned cooking stove basis, has improved burning condition, makes the thermal efficiency be increased to 12～15%, and sanitary condition also has larger improvement.Efficient cooking range is to the further improvement of improvement cooking stove, makes structure more rational, and fuel combustion is more complete, and heat energy utilization is more effective, and the thermal efficiency has improved the utilization rate of fuel generally up to more than 40%, and has improved the living standard of rural area wide geographic area.

The cooking stove that Chinese countryside uses is by its kind of using fuel, and can be divided into using fuel wood is main hard firewood stove, and burning straw is main soft firewood stove, and holding concurrently, it is multiple to burn the dual-purpose cooking stove of fuel wood, stalk and use the animal manure cooking stove etc. of excrement of animals.The structure of existing cooking stove is compared with old-fashioned cooking stove, improves ventilation condition except setting up fire grate and adding the block chimney, is mainly to have reduced combustion space and fire door size, and how doses insulation material around burner hearth, is beneficial to keep the operating temperature of burner hearth; Also reduced simultaneously the distance between fire grate and the bottom of a pan, made the high-temperature area of flame can directly act on the bottom of a pan wall.Improved greatly utilization ratio, but still existed UTILIZATION OF VESIDUAL HEAT IN not enough, the many people of people can only use cauldron less, the pot body negligible amounts that can operate simultaneously, the problem of water inconvenience.

The utility model content

The utility model is in order to solve above-described problems of the prior art, and provides a kind of heat utilization efficiency high, to pot body strong adaptability, and water efficient combined-type rural area cooking stove easily.

The utility model efficient combined-type rural area cooking stove comprises the kitchen range top 1, burner hearth 2, ventilating duct 3, flue 4 and chimney 5; Burner hearth 2 is arranged on below the kitchen range top 1 plane, and the bottom is communicated with 3, one sides of ventilating and is connected with chimney 5 by flue 4; It is characterized in that, burner hearth 2 middle part outwardly formation drum type inner chambers, upper end open is greater than lower ending opening, and upper end open edge is provided with boss 6, and the lower end is provided with grate 7; The top of burner hearth 2 also is provided with secondary burner hearth 8; Secondary burner hearth 8 is cylindric, and the bottom surface diameter is greater than the diameter of burner hearth 2 upper end open, and its lower surface and burner hearth 2 upper surfaces form transition table tops 9.

Further, be provided with heat-insulation layer 10 on described burner hearth 2 inwalls.

Further, described chimney 5 belows are provided with respect to the independent soak chamber 11 that arranges of burner hearth 2.

Further, described drum type inner chamber top one side is provided with smoke evacuation reducing 12; The small end of smoke evacuation reducing 12 is communicated with flue 4.

Further, also be connected with the secondary-furnace 13 that is arranged on the kitchen range top 1 between described smoke evacuation reducing 12 and flue 4; Flue 4 is L-type, and the port of export is connected with the corresponding chimney 5 that is arranged on burner hearth 2 one sides.

Further, described chimney 5 bottoms are provided with water tank 14 near a side of burner hearth 2; Water tank 14 bottoms are provided with outlet pipe 15, and top is provided with water inlet or water inlet pipe.

Further again, described outlet pipe 15 is provided with on transition table top 9 in the form of a ring, and its diameter equates with the height of boss 6, and a side connects boiled water tank 14, one sides and is provided with the delivery port 16 that stretches out the kitchen range top 1.

The utility model efficient combined-type rural area cooking stove, there is following beneficial effect in the prior art of comparing.

1) the utility model utilizes the burner hearth 1, secondary burner hearth 8 and the secondary-furnace 13 that arrange on the kitchen range top 1 to realize being suitable for plurality of specifications pot body, not only can be used for the culinary art of tip bottom pot 17 at ordinary times, and can be by the use of secondary burner hearth 8 realizations to pan, heating when simultaneously can also matching pair burner hearth 13 completing two pot bodies, operability and adaptability are extremely strong.

2) the utility model by the smoke evacuation reducing 12 with major part not have the utilization the heat cumulative after be transported in secondary-furnace 13, then after being used again the depositing dust of the flue 4 by L-type be drained in chimney 5, remaining part heat is realized preheating and the heating to Water in Water Tanks, improved greatly heat utilization efficiency, reasonable in design, simple in structure.

3) the utility model is by outlet pipe 15, absorb in burner hearth 13 and distribute and heat radiation heat out, and utilize the design of ring-type and be arranged on effective travel and the heat exchange area that transition table top 9 has increased heat absorption, water convenience very, also further to do not utilize and not the heat of easily collecting be used.

Description of drawings

Fig. 1 is the cross-sectional view of structure described in the utility model example.

Fig. 2 is the top view of structure described in the utility model example.

Fig. 3 is the structural representation of water tank and outlet pipe in structure described in the utility model example.

In figure: the kitchen range top 1, burner hearth 2, ventilating duct 3, flue 4, chimney 5, boss 6, grate 7, secondary burner hearth 8, transition table top 9, heat-insulation layer 10, soak chamber 11, smoke evacuation reducing 12, secondary-furnace 13, water tank 14, outlet pipe 15, delivery port 16, tip bottom pot 17.

The specific embodiment

Below in conjunction with accompanying drawing, the utility model is further described and explanation.

The utility model efficient combined-type rural area cooking stove comprises the kitchen range top 1, chimney 5, and be arranged on the following burner hearth 2 in the kitchen range top 1 plane, and be connected to the ventilating duct 3 of burner hearth 2 bottoms, connect the flue 4 of burner hearth 2 and chimney 5; As shown in Figure 1, wherein burner hearth 2 middle part outwardly formation drum type inner chambers, utilize the gathering of heat, reduced the dissipation of heat; The upper end open of burner hearth 2 is greater than lower ending opening, and so setting can form relative sealing with the bottom of pot body that is used in conjunction with, and utilizes heat more to be delivered in pot body; Upper end open edge is provided with boss 6, is beneficial to pan to coordinate, and ventilating opening is provided, and is beneficial to the abundant burning of fuel; The lower end is provided with grate 7; The top of burner hearth 2 also is provided with secondary burner hearth 8; Secondary burner hearth 8 is cylindric, the bottom surface diameter is greater than the diameter of burner hearth 2 upper end open, its lower surface and burner hearth 2 upper surfaces formation transition table tops 9, the burner hearth 2 of less has reduced the consumption of fuel, the secondary burner hearth 8 that top arranges can not only coordinate cauldron, and can further reduce the convection current of heat and air, improve efficiency of utilization.

And for example shown in Figure 1, be provided with heat-insulation layer 10 on burner hearth 2 inwalls, be provided with below chimney 5 with respect to the independent soak chamber 11 that arranges of burner hearth 2, reduced on the one hand the heat leakage at direct heat source place, intercept most of heat of heat conduction loss by soak chamber 11 independently on the other hand, and can be used in the insulation of article.

As depicted in figs. 1 and 2, drum type inner chamber top one side is provided with smoke evacuation reducing 12; The small end of smoke evacuation reducing 12 is communicated with flue 4; Wherein, also be connected with the secondary-furnace 13 that is arranged on the kitchen range top 1 between smoke evacuation reducing 12 and flue 4, smoke evacuation reducing 12 can be concentrated heat, the hot-fluid that originally weakens is strengthened, thereby secondary-furnace 13 is implemented heating; Flue 4 is L-type, and the port of export is connected with the corresponding chimney 5 that is arranged on burner hearth 2 one sides.

As shown in figures 1 and 3, wherein a side of the close burner hearth 2 in chimney 5 bottoms is provided with boiled water tank 14; Water tank 14 bottoms are provided with outlet pipe 15, and top is provided with water inlet or water inlet pipe; The present embodiment arranges water inlet and is example take the upper end; As shown in Figures 2 and 3, outlet pipe 15 is provided with on transition table top 9 in the form of a ring, and its diameter equates with the height of boss 6, and a side connects boiled water tank 14, one sides and is provided with the delivery port 16 that stretches out the kitchen range top 1; When coordinating larger tip bottom pot 17 by secondary burner hearth 8 on the kitchen range top 1, pot body and secondary burner hearth 8 and excessively table top 9 form a thermmal storage chamber, outlet pipe 15 can be very effective absorbs wherein heat; Outlet pipe 15 not only can well absorb the heat that exposes flame when coordinating with pan by boss 6, and can play the effect of heat accumulation, by waste heat is absorbed fully and utilizes, cook as long as can accomplish lights a fire, just need not heat up water specially and can have hot water or even boiling water to use.

Claims

1. efficient combined-type rural area cooking stove, comprise the kitchen range top (1), burner hearth (2), ventilating duct (3), flue (4) and chimney (5); Burner hearth (2) is arranged on the kitchen range top (1) below the plane, and the bottom is communicated with ventilation (3), and a side is connected with chimney (5) by flue (4); It is characterized in that, the outwardly formation drum type inner chamber in burner hearth (2) middle part, upper end open is greater than lower ending opening, and upper end open edge is provided with boss (6), and the lower end is provided with grate (7); The top of burner hearth (2) also is provided with secondary burner hearth (8); Secondary burner hearth (8) is cylindric, and the bottom surface diameter is greater than the diameter of burner hearth (2) upper end open, and its lower surface and burner hearth (2) upper surface forms transition table top (9).

2. efficient combined-type as claimed in claim 1 rural area cooking stove, is characterized in that, is provided with heat-insulation layer (10) on described burner hearth (2) inwall.

3. efficient combined-type as claimed in claim 1 rural area cooking stove, is characterized in that, described chimney (5) below is provided with respect to the independent soak chamber (11) that arranges of burner hearth (2).

4. as claim 1 or 2 or 3 described efficient combined-type rural area cooking stoves, it is characterized in that, described drum type inner chamber top one side is provided with smoke evacuation reducing (12); The small end of smoke evacuation reducing (12) is communicated with flue (4).

5. efficient combined-type as claimed in claim 4 rural area cooking stove, is characterized in that, also is connected with the secondary-furnace (13) that is arranged on the kitchen range top (1) between described smoke evacuation reducing (12) and flue (4); Flue (4) is L-type, and the port of export is connected with the corresponding chimney (5) that is arranged on burner hearth (2) one sides.

6. efficient combined-type as claimed in claim 5 rural area cooking stove, is characterized in that, described chimney (5) bottom is provided with water tank (14) near a side of burner hearth (2); Water tank (14) bottom is provided with outlet pipe (15), and top is provided with water inlet or water inlet pipe.

7. efficient combined-type as claimed in claim 6 rural area cooking stove, it is characterized in that, described outlet pipe (15) in the form of a ring, be provided with on transition table top (9), its diameter equates with the height of boss (6), one side connects boiled water tank (14), and a side is provided with the delivery port (16) that stretches out the kitchen range top (1).