CN104110680A - Gas furnace end and gas furnace - Google Patents
Gas furnace end and gas furnace Download PDFInfo
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- CN104110680A CN104110680A CN201410375666.5A CN201410375666A CN104110680A CN 104110680 A CN104110680 A CN 104110680A CN 201410375666 A CN201410375666 A CN 201410375666A CN 104110680 A CN104110680 A CN 104110680A
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Abstract
Disclosed are a gas furnace end and a gas furnace. The gas furnace comprises a furnace body, a hearth is arranged in the furnace body, the furnace end is arranged at the bottom of the hearth, the gas furnace end comprises a mixing chamber on the upper portion and a gas inlet chamber on the lower portion, the gas inlet chamber is provided with an air inlet tube, and the air inlet tube is connected with a fan. The gas furnace end and the gas furnace are characterized in that a gas tube penetrates through the gas inlet chamber, a gas distributor is arranged at the end of the gas tube and positioned at the junction of the air inlet chamber and the mixing chamber, the upper end of the mixing chamber is of a concave structure, a concave separation mixing layer is arranged at the upper end of the mixing chamber, the upper end of the separation mixing layer is open while the bottom of the same is sealed, a mixing mesh is arranged on the sidewall of the separation mixing layer, and the mixing chamber is communicated with a mixture combustion chamber via the mixing mesh. The gas furnace end and the gas furnace have the advantages that due to the arrangement of the separation mixing layer and the mixing mesh, gas and air are mixed uniformly in a short path with small resistance, and due to a slit blowing structure of the gas furnace end, the gas-air mixing ratio can be adjusted to reach the optimal value in a wide range conveniently.
Description
Technical field
The present invention relates to cooking stove and cooking stove field of accessories, particularly a kind of gas burner and gas stove.
Background technology
In the catering industries such as hotel, cooking stove is conventional equipment.For example Chinese patent literature CN 101373068A discloses a kind of furnace end of gas cooker, is respectively equipped with gas injection nozzle, and an adjustable air intake and secondary air, to realize preferably combustion gas-air mixing ratio.But this structure is natural air inlet, and the size of firepower is restricted.Chinese patent literature CN 1793724A discloses a kind of gas burner, has adopted the structure of jet chamber and hybrid chamber, so that the repeatedly mixed combustion of combustion gas and air improves fuel gas buring rate and combustion efficiency, saves combustion gas.This structure is comparatively complicated, and the mixing of combustion gas-air is through the ejection of flame orifice plate, has also limited the size of firepower.And above-mentioned structure, is also difficult to ensure within the scope of wider firepower, all keeps preferably combustion gas-air mixing ratio, when firepower hour, gas proportion deficiency, and firepower is when larger, AIR Proportional deficiency.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of gas burner, can make combustion gas-air mix, and firepower is large, further, can be within the scope of wider firepower, adjust voluntarily best combustion gas-air mixing ratio.
Another technical problem to be solved by this invention is to provide a kind of gas stove, can make flame meet the requirement of quick-fried, and combustion gas-air mixes, and firepower is large.Further optimize, can be within the scope of wider firepower, adopt various ways to adjust voluntarily best combustion gas-air mixing ratio.
For solving the problems of the technologies described above, the technical solution adopted in the present invention is: a kind of gas burner, burner top is provided with hybrid chamber, bottom is provided with inlet chamber, inlet chamber is provided with the blast pipe for being connected with air-blast device, Gas Pipe is through inlet chamber, and Gas Pipe termination is provided with air distribution head, and air distribution head is positioned at the intersection of inlet chamber and hybrid chamber;
The upper end of hybrid chamber is the structure of indent, is provided with the isolation mixed layer of indent in hybrid chamber upper end, and the upper end of isolation mixed layer is open, bottom lock, and the sidewall of isolation mixed layer is provided with hybrid network grid, and hybrid chamber is communicated with mixed combustion chamber by hybrid network grid.
Preferably, the intersection of inlet chamber and hybrid chamber is provided with projecting part, and air distribution head is the structure of expanding, and air distribution head is provided with circumferential multiple gas nozzle facing to the position of projecting part;
The position that air distribution head is provided with gas nozzle is the position of diameter maximum, and the position of described diameter maximum and projecting part form narrow slit structure.
Preferably, described blast pipe is communicated with inlet chamber along the tangential direction of inlet chamber.
Preferably, between Gas Pipe and inlet chamber, be provided with height adjustment mechanism.
Preferably, described height adjustment mechanism structure is: external thread sleeve is fixedly connected with Gas Pipe, between internal thread stop collar and the bottom of inlet chamber, for being flexibly connected of can mutually rotating, be provided with spacing stage at the top of internal thread stop collar, internal thread stop collar is threaded with external thread sleeve.
A kind of gas stove, comprises body of heater, is provided with burner hearth in body of heater, and burner hearth bottom is provided with burner;
In described burner, burner top is provided with hybrid chamber, and bottom is provided with inlet chamber, inlet chamber is provided with blast pipe, and blast pipe is connected with blower fan, it is characterized in that: Gas Pipe is through inlet chamber, Gas Pipe termination is provided with air distribution head, and air distribution head is positioned at the intersection of inlet chamber and hybrid chamber;
The upper end of hybrid chamber is the structure of indent, is provided with the isolation mixed layer of indent in hybrid chamber upper end, and the upper end of isolation mixed layer is open, bottom lock, and the sidewall of isolation mixed layer is provided with hybrid network grid, and hybrid chamber is communicated with mixed combustion chamber by hybrid network grid.
Preferably, the intersection of inlet chamber and hybrid chamber is provided with projecting part, and air distribution head is the structure of expanding, and air distribution head is provided with circumferential multiple gas nozzle facing to the position of projecting part;
The position that air distribution head is provided with gas nozzle is the position of diameter maximum, and the position of described diameter maximum and projecting part form narrow slit structure.
Preferably, described blower fan and variable-frequency motor mechanical connection, variable-frequency motor is electrically connected with controller.
Preferably, described Gas Pipe is connected with gas inlet pipe, and gas inlet pipe is provided with aperture magnetic valve, and aperture magnetic valve is electrically connected with controller;
Also be provided with pressure sensor at aperture magnetic valve near the direction gas inlet pipe of burner or Gas Pipe, pressure sensor is electrically connected with controller.
Preferably, be also provided with kindling material pipe in a side of burner, kindling material pipe is connected with gas inlet pipe, and near of kindling material pipe is provided with igniter and kindling material sensor, and kindling material sensor is electrically connected with controller.
A kind of gas burner provided by the invention, by the isolation mixed layer of setting and the structure of hybrid network grid, with shorter path, combustion gas-air is mixed, and little for the resistance of mist, be easy to realize vigorous fire, be that the flame heat that can instantaneously provide is high, be suitable for the occasion such as quick-fried or big-pot-dish.In preferred scheme, the structure of multiple gas nozzles on slit blowing and air distribution head, has formed the structure of multiple Venturi tubes, thus according to the speed of air-supply, be air through the flow velocity of slit, the supply rate respective change of combustion gas, thus realize the automatic adjusting of combustion gas-air mixing ratio.By adopting the structure of blast pipe whirlwind air intake, further improve the effect that combustion gas-air mixes, this structure also makes mixed path be shortened.
The gas stove of a kind of gas burner that adopts said structure provided by the invention, in thering is above-mentioned advantage, preferred by the blower fan that adopts variable-frequency motor to drive, be convenient to realize more violent firepower, also can regulate easily the size of air intake, thereby regulating gas-air mixing ratio of being convenient to match with the slit blow structure of gas burner makes it in wider scope, reach best.The pressure sensor further arranging, can arrive the pressure in the Gas Pipe between aperture magnetic valve according to air distribution head, automatically regulate the aperture of aperture magnetic valve, change with the pressure adapting in air distribution head that the self-regulation structure of combustion gas-air mixing ratio of gas burner brings, the pressure in air distribution head is tended to be steady.
Brief description of the drawings
Below in conjunction with drawings and Examples, the invention will be further described:
Fig. 1 is the structural representation of burner in the present invention.
Fig. 2 is the structural representation of air distribution head and tuyere in burner of the present invention.
Fig. 3 is the structural representation of gas stove in the present invention.
In figure: burner 1, hybrid network grid 101, hybrid chamber 102, projecting part 103, air distribution head 104, Gas Pipe 105, external thread sleeve 106, internal thread stop collar 107, locking nut 108, handle 109, blast pipe 110, gas nozzle 111, inlet chamber 112, isolation mixed layer 113, mixed combustion chamber 114, body of heater 2, burner hearth 3, firestopping ring 4, igniter 5, kindling material sensor 6, kindling material pipe 7, pressure sensor 8, blower fan 9, variable-frequency motor 10, controller 11, aperture magnetic valve 12.
Detailed description of the invention
Embodiment 1:
In Fig. 1,2, a kind of gas burner, burner 1 top is provided with hybrid chamber 102, bottom is provided with inlet chamber 112, inlet chamber 112 is provided with the blast pipe 110 for being connected with air-blast device, Gas Pipe 105 is through inlet chamber 112, and Gas Pipe 105 terminations are provided with air distribution head 104, and air distribution head 104 is positioned at the intersection of inlet chamber 112 and hybrid chamber 102;
The upper end of hybrid chamber 102 is the structure of indent, in hybrid chamber 102 upper ends, be provided with the isolation mixed layer 113 of indent, the upper end of isolation mixed layer 113 is open, bottom lock, the sidewall of isolation mixed layer 113 is provided with hybrid network grid 101, and hybrid chamber 102 is communicated with mixed combustion chamber 114 by hybrid network grid 101.Hybrid network grid 101 in this example are the ventilation devices that are provided with the cross section of the corrugated board of similar multiple-level stack at the sidewall of isolation mixed layer 113, hybrid network grid 101 account for sidewall at least three/bis-s' of isolation mixed layer 113 height, therefore can gas-air mixture body be produced and be hindered hardly, be convenient to realize larger firepower.And combustion gas-air further mixes in the eyelet of hybrid network grid 101, is also convenient to the abundant burning of combustion gas.And this structure is also convenient to processing and installs.In this example, isolate mixed layer 113 and be fixedly connected with hybrid chamber 102, the bottom of hybrid chamber 102 is connected with the upper end socket of inlet chamber 112, is also convenient to maintenance.
Preferred as in Fig. 2, inlet chamber 112 is provided with projecting part 103 with the intersection of hybrid chamber 102, the structure of air distribution head 104 for expanding, and air distribution head 104 is provided with circumferential multiple gas nozzle 111 facing to the position of projecting part 103;
The position that air distribution head 104 is provided with gas nozzle 111 is the position of diameter maximum, and the position of described diameter maximum and projecting part 103 form narrow slit structure.This narrow slit structure and multiple gas nozzle 111 have formed the structure of multiple similar Venturi tubes, when slit wind speed higher, at gas nozzle, 111 places produce negative pressure, thereby more combustion gas is sprayed from gas nozzle 111, and correspondingly, when slit wind speed is lower, relatively less combustion gas is sprayed from gas nozzle 111.By adjusting the width of slit, the quantity of nozzle and diameter, can regulate this interactional ratio, reached best mixing ratio.Thereby realize the automatic adjusting of combustion gas-air mixing ratio, to keep in the larger context best combustion gas-air mixing ratio, thus more energy-conservation.
Preferred as in Fig. 1,2, described blast pipe 110 is communicated with inlet chamber 112 along the tangential direction of inlet chamber 112.Structure thus, the whirlwind spiraling fast in the interior formation of inlet chamber 112, so that by after narrow slit structure, by even combustion gas-air rapid mixing, improve mixed effect.Adopt this structure also can reduce the mixed path of combustion gas-air, thereby reduce the complexity of structure.
Preferably, between Gas Pipe 105 and inlet chamber 112, be provided with height adjustment mechanism.Structure thus, air distribution head 104 is placed in to the position that is the most easily subject to the impact of high speed air intake, so that realize the automatic adjusting of combustion gas-air mixing ratio.The mode that Gas Pipe 105 can adopt screw thread to install regulates height, or the mode that adopts interference fit to install regulates height.
Preferably, described height adjustment mechanism structure is: external thread sleeve 106 is fixedly connected with Gas Pipe 105, between the bottom of internal thread stop collar 107 and inlet chamber 112, be being flexibly connected of can mutually rotating, be provided with spacing stage at the top of internal thread stop collar 107, internal thread stop collar 107 is threaded with external thread sleeve 106.Locking nut 108 is also installed on external thread sleeve 106, and internal thread stop collar 107 is provided with handle 109, and preferred internal thread stop collar 107 has also locked axial location by alignment pin, so that internal thread stop collar 107 can only rotate and can not move axially.Structure thus, below inlet chamber 112, can facilitate the height of regulating gas pipe 105 by turning handle 109, after having regulated, screw locking nut 108, and locking internal thread stop collar 107, can fix the position of Gas Pipe 105.
Embodiment 2:
On the basis of the gas burner of embodiment 1, in Fig. 1 ~ 3, a kind of gas stove, comprises body of heater 2, is provided with burner hearth 3 in body of heater 2, and burner hearth 3 bottoms are provided with burner 1;
In described burner 1, burner 1 top is provided with hybrid chamber 102, and bottom is provided with inlet chamber 112, inlet chamber 112 is provided with blast pipe 110, preferably, described blast pipe 110 is communicated with inlet chamber 112 along the tangential direction of inlet chamber 112, and blast pipe 110 is connected with blower fan 9.Gas Pipe 105 is through inlet chamber 112, and Gas Pipe 105 terminations are provided with air distribution head 104, and air distribution head 104 is positioned at the intersection of inlet chamber 112 and hybrid chamber 102;
The upper end of hybrid chamber 102 is the structure of indent, in hybrid chamber 102 upper ends, be provided with the isolation mixed layer 113 of indent, the upper end of isolation mixed layer 113 is open, bottom lock, the sidewall of isolation mixed layer 113 is provided with hybrid network grid 101, and hybrid chamber 102 is communicated with mixed combustion chamber 114 by hybrid network grid 101.By blower fan 9 air blast, coordinate the hybrid network grid 101 of burner, and the structure of preferred whirlwind air intake, be convenient to make combustion gas-air to mix more even, thus energy-conservation.
Preferably, inlet chamber 112 is provided with projecting part 103 with the intersection of hybrid chamber 102, the structure of air distribution head 104 for expanding, and air distribution head 104 is provided with circumferential multiple gas nozzle 111 facing to the position of projecting part 103;
The position that air distribution head 104 is provided with gas nozzle 111 is the position of diameter maximum, and the position of described diameter maximum and projecting part 103 form narrow slit structure.The structure of this narrow slit structure and multiple gas nozzle 111, has realized the automatic adjusting of combustion gas-air mixing ratio as the aforementioned, to keep in the larger context best combustion gas-air mixing ratio, thus more energy-conservation.
Preferably, described blower fan 9 and variable-frequency motor 10 mechanical connections, variable-frequency motor 10 is electrically connected with controller 11.Structure thus, is convenient to regulate the air supply velocity of blower fan 9, coordinates the automatic adjusting of combustion gas-air mixing ratio, and the present invention all can reach energy-conservation effect under the flame of various different firepower.
Preferred as in Fig. 3, described Gas Pipe 105 is connected with gas inlet pipe, and gas inlet pipe is provided with aperture magnetic valve 12, and aperture magnetic valve 12 is electrically connected with controller 11;
Also be provided with pressure sensor 8 at aperture magnetic valve 12 near the direction gas inlet pipe of burner 1 or Gas Pipe 105, pressure sensor 8 is electrically connected with controller 11.Structure thus, is convenient to regulate accordingly according to the pressure in Gas Pipe 105 aperture of aperture magnetic valve 12, with the air inflow of regulating gas, the pressure in air distribution head is tended to be steady.By above-mentioned structure, in wider scope, still can obtain preferably combustion gas-air mixing ratio to realize.
Preferably, be also provided with kindling material pipe 7 in a side of burner 1, kindling material pipe 7 is connected with gas inlet pipe, and near of kindling material pipe 7 is provided with igniter 5 and kindling material sensor 6, and kindling material sensor 6 is electrically connected with controller 11.Structure thus, is convenient to realize igniting, and in the time that kindling material extinguishes, automatically closes aperture magnetic valve 12, to guarantee safety.
The above embodiments are only the preferred technical solution of the present invention; and should not be considered as for restriction of the present invention; the technical scheme that protection scope of the present invention should be recorded with claim, comprises that in the technical scheme that claim records, the alternative that is equal to of technical characterictic is protection domain.Being equal within the scope of this, replaces and improves, also within protection scope of the present invention.
Claims (10)
1. a gas burner, burner (1) top is provided with hybrid chamber (102), bottom is provided with inlet chamber (112), inlet chamber (112) is provided with the blast pipe (110) for being connected with air-blast device, it is characterized in that: Gas Pipe (105) is through inlet chamber (112), Gas Pipe (105) termination is provided with air distribution head (104), and air distribution head (104) is positioned at the intersection of inlet chamber (112) and hybrid chamber (102);
The structure that the upper end of hybrid chamber (102) is indent, in hybrid chamber (102) upper end, be provided with the isolation mixed layer (113) of indent, the upper end of isolation mixed layer (113) is open, bottom lock, the sidewall of isolation mixed layer (113) is provided with hybrid network grid (101), and hybrid chamber (102) is communicated with mixed combustion chamber (114) by hybrid network grid (101).
2. a kind of gas burner according to claim 1, it is characterized in that: inlet chamber (112) is provided with projecting part (103) with the intersection of hybrid chamber (102), the structure of air distribution head (104) for expanding, air distribution head (104) is provided with circumferential multiple gas nozzle (111) facing to the position of projecting part (103);
The position that air distribution head (104) is provided with gas nozzle (111) is the position of diameter maximum, and the position of described diameter maximum and projecting part (103) form narrow slit structure.
3. a kind of gas burner according to claim 1, is characterized in that: described blast pipe (110) is communicated with inlet chamber (112) along the tangential direction of inlet chamber (112).
4. a kind of gas burner according to claim 1, is characterized in that: between Gas Pipe (105) and inlet chamber (112), be provided with height adjustment mechanism.
5. a kind of gas burner according to claim 4, it is characterized in that: described height adjustment mechanism structure is: external thread sleeve (106) is fixedly connected with Gas Pipe (105), between the bottom of internal thread stop collar (107) and inlet chamber (112), be being flexibly connected of can mutually rotating, top at internal thread stop collar (107) is provided with spacing stage, and internal thread stop collar (107) is threaded with external thread sleeve (106).
6. a gas stove, comprises body of heater (2), is provided with burner hearth (3) in body of heater (2), it is characterized in that: burner hearth (3) bottom is provided with burner (1);
In described burner (1), burner (1) top is provided with hybrid chamber (102), bottom is provided with inlet chamber (112), inlet chamber (112) is provided with blast pipe (110), blast pipe (110) is connected with blower fan (9), it is characterized in that: Gas Pipe (105) is through inlet chamber (112), and Gas Pipe (105) termination is provided with air distribution head (104), air distribution head (104) is positioned at the intersection of inlet chamber (112) and hybrid chamber (102);
The structure that the upper end of hybrid chamber (102) is indent, in hybrid chamber (102) upper end, be provided with the isolation mixed layer (113) of indent, the upper end of isolation mixed layer (113) is open, bottom lock, the sidewall of isolation mixed layer (113) is provided with hybrid network grid (101), and hybrid chamber (102) is communicated with mixed combustion chamber (114) by hybrid network grid (101).
7. a kind of gas stove according to claim 6, it is characterized in that: inlet chamber (112) is provided with projecting part (103) with the intersection of hybrid chamber (102), the structure of air distribution head (104) for expanding, air distribution head (104) is provided with circumferential multiple gas nozzle (111) facing to the position of projecting part (103);
The position that air distribution head (104) is provided with gas nozzle (111) is the position of diameter maximum, and the position of described diameter maximum and projecting part (103) form narrow slit structure.
8. a kind of quick-fried cooking stove according to claim 6, is characterized in that: described blower fan (9) and variable-frequency motor (10) mechanical connection, variable-frequency motor (10) is electrically connected with controller (11).
9. a kind of quick-fried cooking stove according to claim 8, is characterized in that: described Gas Pipe (105) is connected with gas inlet pipe, and gas inlet pipe is provided with aperture magnetic valve (12), and aperture magnetic valve (12) is electrically connected with controller (11);
Also be provided with pressure sensor (8) at aperture magnetic valve (12) near the direction gas inlet pipe of burner (1) or Gas Pipe (105), pressure sensor (8) is electrically connected with controller (11).
10. a kind of quick-fried cooking stove according to claim 6, it is characterized in that: be also provided with kindling material pipe (7) in a side of burner (1), kindling material pipe (7) is connected with gas inlet pipe, near of kindling material pipe (7) is provided with igniter (5) and kindling material sensor (6), and kindling material sensor (6) is electrically connected with controller (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410375666.5A CN104110680A (en) | 2014-08-01 | 2014-08-01 | Gas furnace end and gas furnace |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410375666.5A CN104110680A (en) | 2014-08-01 | 2014-08-01 | Gas furnace end and gas furnace |
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| CN104110680A true CN104110680A (en) | 2014-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410375666.5A Pending CN104110680A (en) | 2014-08-01 | 2014-08-01 | Gas furnace end and gas furnace |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105157025A (en) * | 2015-08-17 | 2015-12-16 | 罗诺克兹（北京）能源设备技术有限公司 | Diffuse type flameless burner |
| CN107429916A (en) * | 2015-03-11 | 2017-12-01 | 特勒P工程有限公司 | The ventilation grate of domestic gas premixing |
| CN107606652A (en) * | 2017-04-13 | 2018-01-19 | 赵海慧 | A kind of gas-cooker |
| CN107676809A (en) * | 2017-09-14 | 2018-02-09 | 安徽长城锅炉制造有限公司 | A kind of air inlet mechanism of biomass boiler |
| CN108180480A (en) * | 2018-02-12 | 2018-06-19 | 深圳市人人节能设备有限公司 | Intracavitary premixes safety warehouse |
| CN108224492A (en) * | 2018-04-11 | 2018-06-29 | 何志明 | More energy saving air mixture stoves of nozzle |
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| CN203963930U (en) * | 2014-08-01 | 2014-11-26 | 湖北晋远酒店设备用品有限公司 | Gas burner and gas stove |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107429916A (en) * | 2015-03-11 | 2017-12-01 | 特勒P工程有限公司 | The ventilation grate of domestic gas premixing |
| CN107429916B (en) * | 2015-03-11 | 2020-08-07 | 特勒P工程有限公司 | Household gas premixing ventilating stove frame |
| CN105157025A (en) * | 2015-08-17 | 2015-12-16 | 罗诺克兹（北京）能源设备技术有限公司 | Diffuse type flameless burner |
| CN107606652A (en) * | 2017-04-13 | 2018-01-19 | 赵海慧 | A kind of gas-cooker |
| CN107676809A (en) * | 2017-09-14 | 2018-02-09 | 安徽长城锅炉制造有限公司 | A kind of air inlet mechanism of biomass boiler |
| CN108180480A (en) * | 2018-02-12 | 2018-06-19 | 深圳市人人节能设备有限公司 | Intracavitary premixes safety warehouse |
| CN108224492A (en) * | 2018-04-11 | 2018-06-29 | 何志明 | More energy saving air mixture stoves of nozzle |
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Application publication date: 20141022 |