CN209960547U - Energy saving and environmental protection stove - Google Patents

Abstract

The utility model belongs to the technical field of gas material conveying equipment technique and specifically relates to energy-concerving and environment-protective kitchen range, the induction cooker comprises a cooker bod, the furnace body place the furnace frame of cooking utensil and the furnace of the latter half combustion heating by the first half and constitute, furnace's thorax wall be labyrinth heat exchanger structure, furnace bottom be equipped with wind gap electric heat fan up, the electric heat fan on be equipped with spout gas pipeline up, gas pipeline top be equipped with gas mixer, gas mixer side and the outlet duct through connection of being no less than two air-blowers, the intake pipe of air-blower arrange in the labyrinth heat exchanger of thorax wall, the intake pipe of air-blower be linked together with labyrinth heat exchanger's air chamber. The utility model discloses make the distribution of flame more reasonable, make the heated object be heated evenly, heat the piece to save the gas quantity, reduce harmful gas's production, energy-concerving and environment-protective, convenient to use, the practicality is strong, can the wide application in the food and beverage trade.

Description

Energy saving and environmental protection stove

technical field

The utility model relates to the technical field of gas material conveying equipment, in particular to an energy-saving and environment-friendly stove.

Background technique

With the pace of market economic reform and the increasing awareness of energy conservation and environmental protection in the whole society, commercial frying stoves for restaurants have been developed from refractory brick stoves with high energy consumption, high pollution and indurability to metal casting furnaces with low energy consumption and low pollution. However, the metal casting furnace will encounter some problems in the long-term use: so that a large amount of combustible gas and thermal energy are not fully utilized and are discharged into the space, causing waste and pollution. The gas consumption is large, the combustion is insufficient, the heat loss is large, and it is easy to produce harmful gases such as carbon monoxide and nitrogen oxides, which endanger human health.

The utility model CN201721852774.2 disclosed in the Chinese patent document, which is entitled "a waste heat recovery type stove", discloses a method of heating cold air by making full use of the waste heat of the flue gas, so as to realize the recovery and utilization of the heat of the flue gas and improve the heating efficiency. However, the labyrinth heat exchanger in its structure will be blocked after a period of use, which will affect the exhaust of flue gas and the entry of cold air from the stove, resulting in a reduction in thermal efficiency and a safety risk. sufficient and incomplete combustion, so the energy-saving effect is not ideal. There is an urgent need to improve the structure and function of existing stoves.

Utility model content

One of the objectives of the present utility model is to provide an energy-saving and environmentally friendly stove with a reasonable structure, safety and stability, and the ability to quickly mix gas and air to achieve high-efficiency combustion, aiming at the defects and deficiencies of the prior art.

The technical scheme of the present utility model is as follows:

The energy-saving and environment-friendly stove includes a furnace body. The furnace body is composed of a furnace frame on which the upper part is placed with cooking utensils and a furnace chamber on which the lower part is burned and heated. The chamber wall of the furnace chamber is a labyrinth heat exchanger structure. The bottom of the furnace is provided with an electric heating fan with the tuyere facing upward, the electric heating fan is provided with a gas pipeline with the nozzle facing upward, a gas mixer is arranged above the gas pipeline, and an igniter is arranged above the gas mixer, so the The side of the gas mixer is connected with the air outlet pipes of no less than two blowers, the air inlet pipes of the described blowers are placed in the labyrinth heat exchanger of the chamber wall, and the air inlet pipes of the described blowers exchange heat with the labyrinth. connected to the air chamber of the device.

Preferably, a fire pressing plate is provided under the furnace frame at the top of the furnace, a temperature measuring instrument is arranged in the middle of the fire surface of the fire pressing plate, and a temperature measuring instrument is used as the axis to rotate on the fire pressing plate. 's fire pit.

Preferably, the hob is a structure that expands from bottom to top and has an opening in the middle, the top opening of the hob is provided with a horizontal support foot, and the support foot and the bottom of the hob are respectively provided with a pressure switch for controlling the operation of the stove .

Preferably, the central opening structure of the furnace frame is provided with a heat radiation net with the same opening angle, and the heat radiation net is placed above the fire pressing plate.

Preferably, the gas mixer is composed of rotating air inlets in the same direction matched with an annular pipe, a plurality of air outlets are arranged on the pipe wall inside the annular pipe, and the air outlets are rotated in the same direction. air supply.

Preferably, the blower is a bidirectional blower.

Preferably, the ignition device includes a pulse igniter and a continuous ignition source.

The beneficial effects of the utility model are as follows: by installing a blower in the labyrinth heat exchanger on the chamber wall of the energy-saving and environment-friendly stove, the strength of the air inlet and outlet of the labyrinth heat exchanger can be increased, and blockage of the labyrinth heat exchanger during use can be avoided. It improves the stability of the use of the stove, and in the middle of the furnace is equipped with a gas mixer and an electric heating fan for gas combustion, which heats the gas while pre-mixing the gas, so that the gas and the air can be fully mixed without being affected by the outside world. Influenced by the air pressure, the combustion is more complete and sufficient, and the thermal efficiency is greatly improved, and the heating of the gas and the upward gas impact make the distribution of the flame more reasonable, so that the heated object is heated evenly, and the heating block is heated, thereby saving gas consumption and reducing harmful Gas generation, energy saving, environmental protection, convenient use, strong practicability, and can be widely used in the catering industry.

Description of drawings

1 is a schematic structural diagram of an energy-saving and environmentally friendly stove according to an embodiment of the present utility model;

FIG. 2 is a schematic structural diagram of a gas mixer according to an embodiment of the present invention.

Description of reference numerals: furnace body 1, furnace frame 2, support feet 21, pressure switch 22, heat radiation net 23, furnace chamber 3, electric heating fan 31, gas pipeline 32, chamber wall 4, labyrinth heat exchanger 41, gas mixer 5 , annular duct 51, air inlet 52, air outlet 53, blower 6, air outlet 61, air inlet 62, pressure plate 7, igniter 71, temperature measuring instrument 72.

Detailed ways

As shown in Fig. 1-Fig. 2, the energy-saving and environment-friendly stove in the embodiment of the present utility model includes a furnace body 1, and the furnace body 1 consists of a furnace frame 2 on which the cooker is placed on the upper half and a furnace chamber 3 on which the lower half is burned and heated. Composition, the chamber wall 4 of the described furnace 3 is a labyrinth heat exchanger 41 structure, the bottom of the described furnace 3 is provided with an electric heating fan 31 with an upward tuyere, and the described electric heating fan 31 is provided with a gas pipeline with an upward nozzle. 32. The gas pipeline 32 is placed in the center of the electric heating fan 31 to ensure uniform gas output. The gas mixer 5 is arranged above the gas pipeline 32, and the igniter 71 is arranged above the gas mixer 5. The ignition device 71 includes a pulse igniter and a continuous fire source, the side of the gas mixer 5 is connected with the air outlet pipes 61 of no less than two blowers 6, and the air inlet pipes 62 of the blower 6 are placed in the chamber. In the labyrinth heat exchanger 41 of the wall 4, the air intake pipe 62 of the blower 6 is communicated with the air chamber 42 of the labyrinth heat exchanger 4. By installing the blower 6 in the labyrinth heat exchanger 41 of the chamber wall 4, adding The strength of the inlet and outlet air of the labyrinth heat exchanger 41 is increased, which can avoid the occurrence of clogging of the labyrinth heat exchanger 41 during use, and improves the stability of the stove in use.

In this embodiment, a fire pressing plate 7 is provided under the furnace frame 2 at the top of the furnace chamber 3, and a temperature measuring instrument 72 is arranged in the middle of the fire surface of the fire pressing plate 7, which is convenient for detecting real-time temperature. The fire pressing plate 7 is provided with a fire outlet that rotates with the temperature measuring instrument 72 as the axis, and the airflow and the flame are sprayed out in a rotating manner, which can improve the heating efficiency.

In this embodiment, the furnace rack 2 is a structure that expands from bottom to top and has an opening in the middle. The top opening of the furnace rack 2 is provided with a horizontal support leg 21 , and the support foot 21 and the bottom of the furnace rack 2 are respectively There is a pressure switch 22 for controlling the operation of the stove, and when the cooker leaves the stove rack 2, the relevant heating components are turned off to stop working, which is highly practical.

In this embodiment, the central opening structure of the furnace rack 2 is provided with a heat radiation mesh 23 with the same opening angle. The heat radiation mesh 23 is placed above the fire pressing plate 7, so that the heated object is heated evenly, Thereby, the consumption of gas is saved, and the heat is not easily dissipated, and the generation of harmful gases is reduced.

In this embodiment, the gas mixer 5 is composed of rotating air inlets 52 in the same direction matched with an annular duct 51 . The air outlet 53 is a rotary air supply in the same direction, so that the air and the gas are fully mixed, and the rotary air flow is maintained, which helps to improve the combustion efficiency.

Further, the blower 6 described in this embodiment is a two-way blower, and after the stove works for a period of time, the blower 6 can adopt reverse air supply to remove dust, impurities, grease in the furnace chamber 3 and the chamber wall 4. Waiting for the stove to be discharged, it plays a role in cleaning and environmental protection, and prolongs the service life.

Through the above technical solution, the energy-saving and environment-friendly stove is provided with a gas mixer 5 and an electric heating fan 31 in the middle of the furnace chamber 3 to match the combustion of gas, so that the gas is heated while pre-mixing the gas, so that the gas and the air can be fully mixed, and no Under the influence of the external air pressure, the combustion is more complete and sufficient, which greatly improves the thermal efficiency, and the heating of the gas and the upward gas impact make the distribution of the flame more reasonable, so that the heated object is heated evenly and the block is heated, thereby saving gas consumption and reducing The production of harmful gases, energy saving and environmental protection, easy to use, strong practicability, can be widely used in the catering industry.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the description and accompanying drawings of the present invention, or directly or indirectly applied to Other related technical fields are similarly included in the scope of patent protection of the present invention.

Claims (7)

1. Energy-concerving and environment-protective kitchen range, including the furnace body, the furnace body by the furnace frame that the cooking utensil was placed to the first half and the furnace of the latter half burning heating constitute, the thorax wall of furnace be labyrinth heat exchanger structure, its characterized in that: furnace bottom be equipped with wind gap electric heat fan up, electric heat fan on be equipped with spout gas pipeline up, gas pipeline top be equipped with gas mixer, gas mixer top be equipped with some firearms, gas mixer side with be no less than the outlet duct through connection of two air-blowers, the intake pipe of air-blower arrange the labyrinth heat exchanger of chamber wall in, the intake pipe of air-blower be linked together with the air cavity of labyrinth heat exchanger.

2. An energy saving and environmental friendly stove as claimed in claim 1, wherein: the furnace frame is characterized in that a fire pressing plate is arranged below the furnace frame and positioned at the top of the furnace chamber, a temperature measuring instrument is arranged in the middle of a fire outlet surface of the fire pressing plate, and a fire outlet groove which rotates by taking the temperature measuring instrument as an axis is arranged on the fire pressing plate.

3. An energy saving and environmental friendly stove as claimed in claim 2, wherein: the stove frame is of a structure which is expanded from bottom to top and is provided with an opening in the middle, a horizontal support leg is arranged at the opening at the top of the stove frame, and pressure switches for controlling the stove to work are respectively arranged at the bottom of the support leg and the bottom of the stove frame.

4. An energy saving and environmental friendly stove as claimed in claim 3, wherein: the middle opening structure of the furnace frame is internally provided with a heat radiation net with the same opening angle, and the heat radiation net is arranged above the fire pressing plate.

5. An energy saving and environmental friendly stove as claimed in claim 1, wherein: the gas mixer is composed of homodromous rotary air inlets matched with the annular pipeline, a plurality of air outlets are arranged on the pipe wall of the inner side of the annular pipeline, and the air outlets are homodromous rotary air supply.

6. An energy saving and environmental friendly stove as claimed in claim 1, wherein: the air blower is a bidirectional air blower.

7. An energy saving and environmental friendly stove as claimed in claim 1, wherein: the igniter comprises a pulse igniter and a persistent fire source.

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