CN211526485U

CN211526485U - Backflow type gas energy-saving stove

Info

Publication number: CN211526485U
Application number: CN202020084602.0U
Authority: CN
Inventors: 李晓松; 肖钦元; 周舜舜
Original assignee: Hubei Mantianxing Energy Saving Environmental Protection Technology Co ltd
Current assignee: Hubei Mantianxing Energy Saving Environmental Protection Technology Co ltd
Priority date: 2020-01-15
Filing date: 2020-01-15
Publication date: 2020-09-18
Anticipated expiration: 2030-01-15

Abstract

The utility model provides a backflow type gas energy-saving stove, wherein a hearth shell is supported and installed at the top of an outer shell, uniformly distributed support grids which are annularly arranged are supported on the inner wall of the hearth shell, the bottom end of an energy-collecting anti-corrosion inner sleeve is supported at the top of the hearth shell, and a backflow cavity is formed by reserving a distance with the top of the support grids; a plurality of backflow holes with different apertures are uniformly distributed and processed on the energy-gathering anti-corrosion inner sleeve; the bottom of furnace shell is connected with the stay tube, and the top of gas straight tube is provided with the gas venthole of equipartition, and the outside cover that is located the stay tube in the bottom of furnace shell is equipped with outer barrel, is provided with the streaming device between outer barrel and stay tube, and the bottom of furnace shell is provided with the intercommunicating pore. The energy-saving stove adopts a hot air backflow mode to preheat air entering the hearth, cyclone is generated inside the hearth, and then a direct flame form is converted into a fan-shaped arc form, so that the energy-saving stove is ensured to be in contact with the arc pot bottom.

Description

Backflow type gas energy-saving stove

Technical Field

The utility model belongs to the technical field of the gas-cooker, specifically be backward flow formula gas energy-saving stove.

Background

In large-scale dining room, because the number of having dinner is more, consequently, need large-scale gas-cooker, current gas-cooker adopts the direct-mixing formula mostly, through directly carrying out the co-combustion with gas and air promptly, and then realize the burning, the main defect that foretell combustion method exists lies in that air and gas mix inhomogeneous, and then lead to the a large amount of wastes of gas, increased the energy consumption.

Although CN 102221207 a discloses a heat collection type energy-efficient burner assembly, which uses circumferential mixing to achieve rapid mixing between fuel gas and air, in the actual use process of such a burner, air and fuel gas directly meet and mix, although the problem of uniform mixing is effectively solved, and the efficiency is improved to some extent. However, in the actual combustion process, the generated flame is found to be a direct flame, the heating effect of the flame convection to the interior of the hearth is not obvious, and although the water jacket can absorb a part of heat and is beneficial to heat preservation, the consumption of fuel gas is increased to a certain extent.

SUMMERY OF THE UTILITY MODEL

To this kind of condition, the utility model provides a backward flow formula gas energy-saving stove, this energy-saving stove adopt the mode of hot-air backward flow to preheat the air that enters into furnace inside to at the inside whirlwind that produces of furnace, and then turn into sectorial cambered surface form with the direct flame form, guarantee that it contacts with the arc bottom of a boiler, great improvement the utilization of heat source, played energy-conserving purpose.

In order to realize the technical characteristics, the purpose of the utility model is realized as follows: a plurality of stove body supporting legs are arranged at the bottom of an outer shell of the backflow type gas energy-saving stove, a hearth shell is supported and installed at the top of the outer shell, uniformly distributed supporting grids which are annularly arranged are supported on the inner wall of the hearth shell, and an energy-gathering anti-corrosion inner sleeve is arranged right above the supporting grids; the bottom end of the energy-gathering anti-corrosion inner sleeve is supported at the top of the hearth shell, and a backflow cavity is formed at a preset distance from the top of the support grid; a plurality of backflow holes with different apertures are uniformly distributed and processed on the energy-gathering anti-corrosion inner sleeve; the bottom of furnace shell is connected with the stay tube, and the central point of stay tube puts and is fixed with the gas straight tube, is provided with the gas venthole of equipartition on the top of gas straight tube, and the outside cover that is located the stay tube in the bottom of furnace shell is equipped with outer barrel, is provided with the streaming device between outer barrel and stay tube, and the bottom of furnace shell is provided with the intercommunicating pore.

The outer layer of the hearth shell comprises an insulating layer.

The top of the hearth shell is supported and provided with a furnace ring, and a wok is placed at the top of the furnace ring.

A combustion chamber is formed between the energy-gathering anti-corrosion inner sleeve and a frying pan supported at the top of the furnace ring, and an annular gap is reserved between the outer edge of the top of the energy-gathering anti-corrosion inner sleeve and the inner diameter of the furnace ring.

The bottom end of the gas straight pipe is fixed at the center of the bottom cover of the outer barrel through a locking screw, the bottom end of the gas straight pipe is connected with the bent pipe through a threaded connecting sleeve, the other end of the bent pipe is connected with the micro-control gas valve, the other end of the micro-control gas valve is connected with a gas inlet pipe, and the gas inlet pipe extends out of the outer shell and is connected with a gas source.

Form around flowing the chamber between outer barrel and the stay tube, around flowing intracavity portion being provided with around flowing the sleeve pipe, around flowing the last equipartition of sleeve pipe and processing have a plurality of around flowing holes, outer barrel fixed mounting is in the outside of stay tube.

The flow winding device comprises a fan fixed on the outer wall of the outer barrel, an air outlet of the fan is connected with a cyclone tube, a partition plate is arranged inside the cyclone tube, and an outlet of the cyclone tube is partitioned into a first air outlet and a second air outlet.

The bottom end of the outer cylinder body is connected with an exhaust gas pipe.

The side edge of the top end of the gas straight pipe is provided with an electronic igniter, a power line of the electronic igniter penetrates through a power line sleeve, and the power line sleeve vertically penetrates through a hearth shell.

The utility model discloses there is following beneficial effect:

1. the energy-saving stove adopts a hot air backflow mode to preheat air entering the hearth, cyclone is generated inside the hearth, a direct flame form is converted into a fan-shaped arc form, the direct flame form is guaranteed to be in contact with the arc bottom of a boiler, the utilization of a heat source is greatly improved, and the purpose of saving energy is achieved.

2. Through the heat preservation can play fine heat preservation effect, and then reach energy saving and consumption reduction's purpose.

3. Through the stove circle mainly used carry out fine support to the frying pan, carry out effectual sealing to the position at gas range top simultaneously.

4. Through adopting its in the combustion process in the burning hall of above-mentioned structure, produced flame arranges along the arc concave surface of whole anticorrosive endotheca of gathering under the whirl effect, and then great improvement combustion efficiency for the frontal surface of flame and the fine contact of the lower bottom surface of frying pan.

5. Through above-mentioned structure mainly used supply the gas, moreover can effectual control gas supply volume through the micro-control gas valve, finally reach the purpose of control burning flame.

6. Can guarantee through foretell around flowing the chamber to flow back around the abundant misce bene of hot tail gas of flowing the intracavity portion and cold air to reach the purpose to the cold air heating, finally will preheat the air after again and enter into the burning hall and burn, reach best energy-conserving combustion effect.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic view of the overall structure of the present invention.

In the figure: the gas stove comprises stove body supporting legs 1, an outer shell 2, a micro-control gas valve 3, a gas inlet pipe 4, a power line sleeve 5, a second gas outlet 6, a first gas outlet 7, an outer cylinder 8, a flow winding sleeve 9, a flow winding hole 10, a communication hole 11, a heat preservation layer 12, a hearth shell 13, a supporting grid 14, a backflow cavity 15, an energy-gathering anti-corrosion inner sleeve 16, a backflow hole 17, a furnace ring 18, an annular gap 19, a wok 20, a combustion chamber 21, an electronic igniter 22, a gas outlet hole 23, a flow winding cavity 24, a supporting pipe 25, a fan 26, a cyclone pipe 27, an exhaust pipe 28, a locking screw 29, a threaded connecting sleeve 30, an elbow pipe 31 and a gas straight pipe 32.

Detailed Description

The following describes embodiments of the present invention with reference to the accompanying drawings.

Referring to fig. 1, the backflow type gas energy-saving stove is characterized in that a plurality of stove body supporting legs 1 are arranged at the bottom of an outer shell 2, a hearth shell 13 is supported and installed at the top of the outer shell 2, supporting grids 14 which are uniformly distributed and annularly arranged are supported on the inner wall of the hearth shell 13, and an energy-gathering anti-corrosion inner sleeve 16 is arranged right above the supporting grids 14; the bottom end of the energy-gathering anti-corrosion inner sleeve 16 is supported at the top of the hearth shell 13, and a backflow cavity 15 is formed by reserving a distance with the top of the support grid 14; a plurality of reflux holes 17 with different apertures are uniformly distributed and processed on the energy-gathering anti-corrosion inner sleeve 16; the bottom of the hearth shell 13 is connected with a supporting pipe 25, a gas straight pipe 32 is fixed at the center of the supporting pipe 25, gas outlet holes 23 are uniformly distributed at the top end of the gas straight pipe 32, an outer cylinder 8 is sleeved at the bottom end of the hearth shell 13 and outside the supporting pipe 25, a flow winding device is arranged between the outer cylinder 8 and the supporting pipe 25, and a communicating hole 11 is arranged at the bottom of the hearth shell 13. The energy-saving stove adopts a hot air backflow mode to preheat air entering the hearth, cyclone is generated inside the hearth, a direct flame form is converted into a fan-shaped arc form, the direct flame form is guaranteed to be in contact with the arc bottom of a boiler, the utilization of a heat source is greatly improved, and the purpose of saving energy is achieved.

Further, the outer layer of the hearth shell 13 comprises an insulating layer 12. The heat preservation layer 12 can play a good heat preservation effect, and further achieve the purposes of energy conservation and consumption reduction.

Further, a furnace ring 18 is supported and installed at the top of the hearth shell 13, and a wok 20 is placed at the top of the furnace ring 18. Through the fire ring 18 mainly used carry out fine support to frying pan 20, carry out effectual sealed to the position at gas range top simultaneously.

Further, a combustion chamber 21 is formed between the energy-gathering anti-corrosion inner sleeve 16 and a frying pan 20 supported at the top of the furnace ring 18, and an annular gap 19 is reserved between the outer edge of the top of the energy-gathering anti-corrosion inner sleeve 16 and the inner diameter of the furnace ring 18. Through adopting its in the combustion process in the burning hall 21 of above-mentioned structure, produced flame arranges along the arc concave surface of whole anticorrosive endotheca 16 of gathering under the whirl effect, and then great improvement combustion efficiency for the frontal surface of flame and the fine contact of the lower bottom surface of frying pan 20.

Further, the bottom end of the gas straight pipe 32 is fixed at the center of the bottom cover of the outer cylinder 8 through a locking screw 29, the bottom end of the gas straight pipe 32 is connected with the elbow pipe 31 through a threaded connection sleeve 30, the other end of the elbow pipe 31 is connected with the micro-control gas valve 3, the other end of the micro-control gas valve 3 is connected with the gas inlet pipe 4, and the gas inlet pipe 4 extends out of the outer shell 2 and is connected with a gas source. Through foretell structure mainly used supply gas, can effectual control gas supply volume through micro-control gas valve 3 moreover, finally reach the purpose of control burning flame, and then guarantee the best combustion effect.

Further, a bypass cavity 24 is formed between the outer cylinder 8 and the support pipe 25, a bypass sleeve 9 is arranged inside the bypass cavity 24, a plurality of bypass holes 10 are uniformly processed on the bypass sleeve 9, and the outer cylinder 8 is fixedly mounted outside the support pipe 25. The bypass cavity 24 can ensure that hot tail gas flowing back to the inside of the bypass cavity 24 is fully and uniformly mixed with cold air sufficiently so as to achieve the purpose of heating the cold air, and finally, preheated air enters the combustion chamber 21 again to be combusted, so that the optimal energy-saving combustion effect is achieved.

Further, the flow winding device comprises a fan 26 fixed on the outer wall of the outer cylinder 8, an air outlet of the fan 26 is connected with a cyclone tube 27, a partition plate is arranged inside the cyclone tube 27, and an outlet of the cyclone tube is partitioned into a first air outlet 7 and a second air outlet 6. Through foretell stream winding device, mainly used provides stream winding power, in the combustion process, provide wind-force through fan 26, and blow off wind-force along whirl pipe 27, and finally blow off by the tangential direction of first gas outlet 7 and second gas outlet 6, and then produce the whirl in the inside of stream winding chamber 24, the whirl is further along stream winding chamber 24 rising again, and then enter into combustion chamber 21, on the other hand, can carry out stream winding stirring with the hot tail gas that flows back to stream winding chamber 24 inside through the whirl, make it carry out abundant mixture with cold air, in order to reach the purpose of preheating cold air. In addition, under the streaming effect, can make and produce whirl flame under the effect of gathering anticorrosive endotheca 16, and then guaranteed the flash mixed between gas and the air, finally great improvement combustion efficiency.

Further, an exhaust gas pipe 28 is connected to the bottom end of the outer cylinder 8. Through the exhaust line 28, exhaust gas can be used for the discharge of exhaust gas.

Further, an electronic igniter 22 is arranged on the side edge of the top end of the gas straight pipe 32, a power line of the electronic igniter 22 penetrates through the power line sleeve 5, and the power line sleeve 5 vertically penetrates through the hearth shell 13. The electronic igniter 22 is mainly used for ignition, so that the ignition efficiency is improved, and the convenience of operation is ensured.

The utility model discloses a theory of operation and process:

firstly, the micro-control gas valve 3 is opened, gas is supplied through the micro-control gas valve 3, ignition is carried out through the electronic igniter 22, after the gas starts to burn, the fan 26 is opened, the fan 26 blows air, wind power blows out along the cyclone tube 27 and finally blows out in the tangential direction of the first air outlet 7 and the second air outlet 6, then cyclone is generated inside the bypass chamber 24, the cyclone further rises along the bypass chamber 24 and then enters the burning chamber 21 to be contacted with the gas for effective burning, then the wok is placed on the top of the furnace ring 18, the cyclone flame generated by burning can fully heat the wok, in the burning process, the burning tail gas enters the reflux chamber 15 through the reflux hole 17, enters the bypass chamber 24 through the reflux chamber 15 and the communication hole 11, and then the bypass flow effect inside the bypass chamber 24, preheat the cold air that and then, the cold air after preheating will enter into burning hall 21 again, and then carries out the postcombustion through burning hall 21, and the effectual combustion efficiency that has improved finally reaches energy-conserving purpose.

Claims

1. Backflow type gas energy-saving stove is characterized in that: the bottom of the outer shell (2) is provided with a plurality of stove body supporting legs (1), the top of the outer shell (2) is supported and installed with a hearth outer shell (13), the inner wall of the hearth outer shell (13) is supported with uniformly distributed supporting grids (14) which are annularly arranged, and an energy-collecting anti-corrosion inner sleeve (16) is arranged right above the supporting grids (14); the bottom end of the energy-gathering anti-corrosion inner sleeve (16) is supported at the top of the hearth shell (13), and a backflow cavity (15) is formed by reserving a space with the top of the support grid (14); a plurality of backflow holes (17) with different apertures are uniformly distributed and processed on the energy-gathering anti-corrosion inner sleeve (16); the bottom of furnace shell (13) is connected with stay tube (25), and the central point of stay tube (25) puts and is fixed with gas straight tube (32), is provided with the gas venthole (23) of equipartition on the top of gas straight tube (32), and the outside cover that is located stay tube (25) in the bottom of furnace shell (13) is equipped with outer barrel (8), is provided with around flowing the device between outer barrel (8) and stay tube (25), and the bottom of furnace shell (13) is provided with intercommunicating pore (11).

2. The return-flow type gas energy-saving stove according to claim 1, characterized in that: the outer layer of the hearth shell (13) comprises an insulating layer (12).

3. The return-flow type gas energy-saving stove according to claim 1, characterized in that: a furnace ring (18) is supported and installed at the top of the hearth shell (13), and a wok (20) is placed at the top of the furnace ring (18).

4. The return-flow type gas energy-saving stove according to claim 1, characterized in that: a combustion chamber (21) is formed between the energy-gathering anti-corrosion inner sleeve (16) and a frying pan (20) supported at the top of the furnace ring (18), and an annular gap (19) is reserved between the outer edge of the top of the energy-gathering anti-corrosion inner sleeve (16) and the inner diameter of the furnace ring (18).

5. The return-flow type gas energy-saving stove according to claim 1, characterized in that: the bottom of gas straight tube (32) is passed through locking screw (29) and is fixed at the bottom central point of outer barrel (8), the bottom of gas straight tube (32) is passed through threaded connection cover (30) and is linked to each other with return bend (31), the other end and the micro-control gas valve (3) of return bend (31) link to each other, gas admission pipe (4) are connected to the other end of micro-control gas valve (3), gas admission pipe (4) are extended to shell body (2) outward to link to each other with the air supply.

6. The return-flow type gas energy-saving stove according to claim 1, characterized in that: form around flowing chamber (24) between outer barrel (8) and stay tube (25), around flowing chamber (24) inside being provided with around flowing sleeve pipe (9), around flowing sleeve pipe (9) on the equipartition processing have a plurality of around flowing hole (10), outer barrel (8) fixed mounting is in the outside of stay tube (25).

7. The return-flow type gas energy-saving stove according to claim 1, characterized in that: the flow winding device comprises a fan (26) fixed on the outer wall of the outer barrel body (8), an air outlet of the fan (26) is connected with a cyclone tube (27), a partition plate is arranged inside the cyclone tube (27), and an outlet of the cyclone tube is partitioned into a first air outlet (7) and a second air outlet (6).

8. The return-flow type gas energy-saving stove according to claim 1, characterized in that: the bottom end of the outer cylinder body (8) is connected with an exhaust gas pipe (28).

9. The return-flow type gas energy-saving stove according to claim 1, characterized in that: the top side of gas straight tube (32) is provided with electronic igniter (22), the power cord of electronic igniter (22) passes power cord sleeve pipe (5), power cord sleeve pipe (5) vertically pass furnace shell (13).