Steam cabinet flue gas heat recycling device

Abstract

The utility model discloses a steam cabinet smoke heat recycling device which is characterized by comprising a cabinet body, a hearth provided with a gas combustion device, a smoke exhaust channel connected with the hearth, a smoke recycling seat and a smoke heat exchange assembly, a steaming space is arranged on the upper portion of the cabinet body, and a smoke heat exchange cavity is arranged outside the steaming space. The smoke heat exchange assembly is arranged in the smoke heat exchange cavity, the smoke recovery base is connected with the smoke exhaust channel, and the smoke heat exchange assembly is connected with the smoke recovery base. The device is simple in structure, good in stability, environment-friendly and energy-saving.

Description

Technical Field

[0001] The utility model relates to the technical field of kitchenware, and more specifically to a steaming cabinet. Background Art

[0002] Steaming is a very common cooking method, which can be widely used in the cooking of staple food and dishes. When steaming ingredients is commonly used in people's daily life or commercial catering, the ingredients are generally placed in a steaming cabinet and processed by boiling water to generate steam. For example, the Chinese patent authorization announcement number is CN204931304U, which discloses an energy-saving and environmentally friendly steaming cabinet, including a cabinet body, a gas combustion device, a steaming space is arranged on the upper part of the cabinet body, and a multi-layer loading tray is arranged from top to bottom in the steaming space. A water tank is arranged below the steaming space, and the gas combustion device is connected to a gas pipeline, and a gas valve is connected to the gas pipeline. It is characterized in that the gas combustion device includes a burner arranged outside the water tank, a heat exchange chamber connected to the burner, and the heat exchange chamber is arranged inside the water tank. A plurality of steam ports are arranged on the top of the water tank, and the steam port is connected to the steaming space. The disadvantage is that when the gas combustion device burns, part of the heat will be directly discharged to the outside with the smoke, which not only has low thermal efficiency, but also causes the temperature of the surrounding environment to rise. Its structure needs to be further improved. Summary of the invention

[0003] The utility model aims to solve the deficiencies of the prior art and to provide a stable, reliable and highly efficient steam cabinet fume heat recovery and utilization device.

[0004] The utility model adopts the following technical solutions to achieve the above-mentioned purpose: a device for recovering and utilizing heat from flue gas in a steaming cabinet, characterized in that it comprises a cabinet body, a furnace provided with a gas combustion device, a smoke exhaust channel connected to the furnace, a smoke recovery seat, and a smoke heat exchange component; a steaming space is provided on the upper part of the cabinet body, a smoke heat exchange cavity is provided outside the steaming space, the smoke heat exchange component is provided in the smoke heat exchange cavity, the smoke recovery seat is connected to the smoke exhaust channel, and the smoke heat exchange component is connected to the smoke recovery seat.

[0005] As a further illustration of the above scheme, the flue gas heat exchange assembly includes several groups of flue gas heat exchange tube groups and connecting pipe seats arranged in sequence. The flue gas heat exchange tube groups include multiple heat exchange pipes arranged in parallel with each other, and the connecting pipe seat is provided with connecting holes corresponding to the heat exchange pipes.

[0006] Furthermore, heat exchange intervals are provided between the heat exchange pipes arranged in parallel to each other to ensure sufficient heat exchange.

[0007] Furthermore, the smoke exhaust channel comprises a main smoke exhaust channel and at least two smoke exhaust channel branches connected to the main smoke exhaust channel, and the at least two smoke exhaust channel branches are connected to the smoke recovery seat.

[0008] Further, the gas combustion device includes a combustion burner head and a blower. The blower is connected to an air duct that extends towards the combustion burner head to achieve an effect of assisting combustion.

[0009] Further, an exhaust through-hole is provided at the top of the cabinet body, and a smoke exhaust pipe is provided at the top end of the flue gas heat exchange assembly. The smoke exhaust pipe passes through the exhaust through-hole, and the flue gas after heat exchange can be directly discharged into the natural environment through the smoke exhaust pipe.

[0010] Further, a plurality of ventilation holes are provided on the side wall of the flue gas heat exchange cavity, and the flue gas heat exchange cavity is communicated with the steaming space through the ventilation holes.

[0011] The beneficial effects that can be achieved by the technical solution adopted by the present utility model are as follows:

[0012] The present utility model adopts a flue gas heat recovery and utilization structure mainly composed of a cabinet body, a furnace chamber provided with a gas combustion device, a smoke exhaust passage connected to the furnace chamber, a flue gas recovery seat, and a flue gas heat exchange assembly. A steaming space is provided in the upper part of the cabinet body, a flue gas heat exchange cavity is provided outside the steaming space, the flue gas heat exchange assembly is arranged in the flue gas heat exchange cavity, the flue gas recovery seat is connected to the smoke exhaust passage, and the flue gas heat exchange assembly is connected to the flue gas recovery seat, with high thermal efficiency and convenient operation and use. Description of the Drawings

[0013] Figure 1 It is a schematic structural diagram of the present utility model.

[0014] Description of the reference numerals: 1. Cabinet body 1-1. Steaming space 1-2. Flue gas heat exchange cavity 2. Gas combustion device 2-1. Combustion burner head 2-2. Blower 3. Furnace chamber 4. Smoke exhaust passage 5. Flue gas recovery seat 6. Flue gas heat exchange assembly 6-1. Flue gas heat exchange pipe group 6-11. Heat exchange pipe fittings 6-12. Jacking positions 6-2. Connecting pipe seat 6-3. Smoke exhaust pipe 7. Air duct. Detailed Embodiments

[0015] In the description of the present utility model, it should be noted that for orientation terms, such as the terms "center", "horizontal", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and position relationships indicated are based on the orientation or position relationships shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific protection scope of the present utility model.

[0016] In addition, terms such as "first" and "second" are for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the quantity of technical features. Thus, features defined with "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the present utility model, the meaning of "at least" is one or more, unless otherwise specifically defined.

[0017] In the present utility model, unless otherwise clearly specified and defined, terms such as "assembled", "connected", and "joined" shall be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or an integral connection; it may also be a mechanical connection; it may be directly connected or connected through an intermediate medium, and may be connected internally between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0018] In the utility model, unless otherwise specified and defined, the first feature being "above" or "below" the second feature may include the first and second features being in direct contact, or may include the first and second features not being in direct contact but in contact through other features therebetween. Moreover, the first feature being "above", "below", and "on top of" the second feature includes the first feature being directly above and obliquely above the second feature, or merely indicating that the horizontal height of the first feature is higher than that of the second feature. The first feature being "above", "below", and "beneath" the second feature includes the first feature being directly below or obliquely below the second feature, or merely indicating that the horizontal height of the first feature is lower than that of the second feature.

[0019] The following further describes the specific embodiments of the present utility model in conjunction with the drawings of the specification, making the technical solutions and their beneficial effects of the present utility model clearer and more definite. The embodiments described below by referring to the drawings are exemplary and are intended to explain the present utility model and should not be construed as limiting the present utility model.

[0020] As Figure 1 shown, the present utility model is a device for recovering and utilizing the heat of the flue gas of a steaming cabinet, which includes a cabinet body 1, a furnace chamber 3 provided with a gas combustion device 2, a smoke exhaust passage 4 connected to the furnace chamber, a flue gas recovery seat 5, and a flue gas heat exchange assembly 6. A steaming space 1-1 is provided in the upper part of the cabinet body 1, and a flue gas heat exchange cavity 1-2 is provided outside the steaming space. A plurality of air permeable holes are provided on the side wall of the flue gas heat exchange cavity, and the flue gas heat exchange cavity is communicated with the steaming space through the air permeable holes. The flue gas heat exchange assembly 6 is arranged in the flue gas heat exchange cavity. The flue gas recovery seat is connected to the smoke exhaust passage, and the flue gas heat exchange assembly is connected to the flue gas recovery seat 5. The gas combustion device includes a combustion burner head 2-1 and a blower 2-2. The blower is connected with an air duct 7, and the air duct extends towards the combustion burner head to achieve an effect of assisting combustion.

[0021] The flue gas heat exchange assembly 6 includes two sets of flue gas heat exchange tube groups 6-1 and connecting pipe sockets 6-2 arranged in sequence. An exhaust through-hole is provided at the top of the cabinet body 1, and a smoke exhaust pipe 6-3 is provided at the top end of the flue gas heat exchange assembly. The smoke exhaust pipe passes through the exhaust through-hole, and the flue gas after heat exchange can be directly discharged into the natural environment through the smoke exhaust pipe. The flue gas heat exchange tube group 6-1 includes a plurality of heat exchange pipe fittings 6-11 arranged parallel to each other. The connecting pipe socket is provided with jack positions 6-12 corresponding to the heat exchange pipe fittings. After the heat exchange pipe fittings are inserted into the jack positions, they are fixed by welding. A heat exchange interval is provided between the heat exchange pipe fittings arranged parallel to each other to ensure sufficient heat exchange.

[0022] Compared with the prior art, the utility model adopts a flue gas heat exchange cavity and a flue gas heat exchange assembly arranged outside the steaming space, and utilizes the flue gas heat exchange assembly to recover and utilize the heat of the flue gas generated by the combustion of the gas combustion device for heating the steaming space, with high thermal efficiency and convenient operation and use.

[0023] The above are only the preferred embodiments of the utility model. It should be noted that for those of ordinary skill in the art, without departing from the creative concept of the utility model, several modifications and improvements can still be made, and these all belong to the protection scope of the utility model.

Claims

1. A device for recycling the heat of the flue gas of a steaming cabinet, characterized in that, It includes a cabinet body, a furnace chamber provided with a gas combustion device, a smoke exhaust passage connected to the furnace chamber, a flue gas recovery seat, and a flue gas heat exchange component. A steaming space is provided at the upper part of the cabinet body, a flue gas heat exchange cavity is provided outside the steaming space, the flue gas heat exchange component is arranged in the flue gas heat exchange cavity, the flue gas recovery seat is connected to the smoke exhaust passage, and the flue gas heat exchange component is connected to the flue gas recovery seat.

2. The heat recovery and utilization device for the flue gas of a steaming cabinet according to claim 1, wherein The flue gas heat exchange component includes a number of groups of flue gas heat exchange tube groups arranged in sequence and a connecting pipe seat. The flue gas heat exchange tube group includes multiple heat exchange pipe fittings arranged parallel to each other, and the connecting pipe seat is provided with jack positions corresponding to the heat exchange pipe fittings.

3. The device for recovering and utilizing the heat of the flue gas of a steaming cabinet according to claim 2, wherein A heat exchange interval is arranged between the heat exchange pipe fittings arranged parallel to each other.

4. A device for recovering and utilizing the heat of the flue gas of a steaming cabinet according to claim 1, characterized in that, The smoke exhaust passage includes a main smoke exhaust passage and at least two smoke exhaust passage branches connected to the main smoke exhaust passage, and the at least two smoke exhaust passage branches are connected to the flue gas recovery seat.

5. The heat recovery and utilization device for the flue gas of a steaming cabinet according to claim 1, characterized in that, The gas combustion device includes a combustion burner head and a blower. The blower is connected with an air duct, and the air duct extends towards the combustion burner head.

6. The heat recovery and utilization device for the flue gas of a steaming cabinet according to claim 1, wherein, An exhaust through hole is arranged at the top of the cabinet body, and a smoke exhaust pipe is arranged at the top end of the flue gas heat exchange component. The smoke exhaust pipe passes through the exhaust through hole.

7. A device for recovering and utilizing the heat of the flue gas of a steaming cabinet according to claim 1, characterized in that, A number of ventilation holes are arranged on the side wall of the flue gas heat exchange cavity, and the flue gas heat exchange cavity is communicated with the steaming space through the ventilation holes.

Images