Built-in superheater smoke box structure

Abstract

A built-in superheater smoke box structure is provided with a smoke box, the smoke box is divided into an upper smoke box and a lower smoke box, a transmission flue is arranged between the upper smoke box and the lower smoke box, a combustion component is arranged on one side of the transmission flue, the combustion component is a combustor, and when the smoke box is used for heat transmission, the combustion component can be used for combustion of the smoke box. The smoke box can be used for conveying smoke, the conveying efficiency of the smoke is further improved, the superheater is arranged at the air outlet position in the smoke box, and therefore due to the fact that the superheater is located at the air outlet position of the smoke, the problem that heat of the superheater is too high is avoided, and safe operation of parts in the smoke box can be conducted.

Description

Technical Field

[0001] The utility model relates to a smoke box component, in particular to a smoke box structure with a built-in superheater. Background Art

[0002] A boiler is an energy conversion device. The energy input to the boiler includes chemical energy and electrical energy in the fuel. The boiler outputs steam, high-temperature water or organic heat carrier with a certain amount of thermal energy. The hot water or steam generated in the boiler can directly provide the required thermal energy for industrial production and people's lives, or it can be converted into mechanical energy through a steam power device, or the mechanical energy can be converted into electrical energy through a generator. A boiler that provides hot water is called a hot water boiler, which is mainly used for life and also has a small number of applications in industrial production. A boiler that generates steam is called a steam boiler, often referred to as a boiler, and is mostly used in thermal power plants, ships, locomotives and industrial and mining enterprises. A smoke box is also used when the boiler is in use. The smoke box can be used for heat transfer of combustion gases and discharge of hot gases, meeting the basic needs of the boiler.

[0003] In the prior art: CN202020514096.4 A smoke box for preventing boiler doors of industrial boilers from sinking. The utility model relates to the field of industrial boilers, and specifically to a smoke box for preventing boiler doors of industrial boilers from sinking. In order to solve the problems of heavy boiler smoke box doors, eccentric rotation of upper and lower door shafts of the smoke box, sinking of smoke box doors, and large gap between the smoke box door and the door frame, it comprises a boiler door, a smoke box, a door hinge frame and a door shaft. The side wall of the smoke box is provided with a vertically opened groove, the door hinge frame is inserted in the groove, and a plurality of door hinges are provided on the door hinge frame. The boiler door is provided with cantilevers with the same number as the door hinges, and each cantilever is connected to a door hinge through a door shaft, and a pressure bearing is provided in the door shaft, which is made into a frame structure separately. The frame can be lifted by auxiliary equipment to control the height of the door hinge. When the boiler smoke box door sinks due to a long service life.

[0004] In the prior art, the height of the smoke box door can be controlled by raising the door hinge height, which effectively solves the problems of heavy smoke box door, eccentric rotation of upper and lower door shafts of the smoke box, sinking of the smoke box door and large gap between the smoke box door and the door frame. However, the smoke box cannot discharge heat in time to prevent the overheating of the superheater. Utility Model Content

[0005] In order to overcome the deficiencies of the prior art, the utility model provides a smoke box structure with a built-in superheater.

[0006] The utility model is implemented by the following technical scheme: a smoke box structure with a built-in superheater is provided with a smoke box, the smoke box is divided into an upper smoke box and a lower smoke box, a transmission flue is provided between the upper smoke box and the lower smoke box, a combustion component is provided on one side of the transmission flue, the combustion component is a burner, the burner and the transmission flue are assembled and connected by connecting components, a furnace is provided on one side of the transmission flue, a smoke pipe and smoke are provided next to the furnace, the smoke pipe and smoke and the upper smoke box are mutually connected, and an overheating component is provided inside the upper smoke box.

[0007] The overheating component is a superheater, and the superheaters are distributed inside the upper smoke box. Thermal contact gaps are arranged between the superheaters.

[0008] The top of the upper smoke box is provided with a discharge component, which is a smoke exhaust port, and the smoke exhaust port and the upper smoke box are interconnected.

[0009] The smoke pipe flue gas is a threaded smoke pipe flue gas, the threaded smoke pipe flue gas is arranged on one side of the furnace, and the furnace and the threaded smoke pipe flue gas are interconnected.

[0010] The connecting component arranged between the burner and the transmission flue is a connecting plate, the burner is provided with a connecting flange, and the connecting flange and the connecting plate are fixed by bolts.

[0011] Compared with the prior art, the utility model can utilize the smoke box for heat transfer and smoke transfer during use, and the smoke transfer efficiency is further improved. A superheater is provided at the air outlet in the smoke box. Since the superheater is located at the air outlet of the smoke, the superheater will not have the problem of excessive heat, and the internal components of the smoke box can operate safely. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the structure of the utility model;

[0013] Figure 2 It is a schematic diagram of a cigarette box of the utility model;

[0014] In the figure: 1 is an upper smoke box, 2 is a lower smoke box, 3 is a transmission flue, 4 is a burner, 5 is a furnace, 6 is smoke from the smoke pipe, 7 is a superheater, 8 is a smoke exhaust port, 9 is a connecting plate, and 10 is a connecting flange. DETAILED DESCRIPTION

[0015] The present invention is further described below in conjunction with the accompanying drawings and specific implementation methods. It should be noted that, under the premise of no conflict, the various embodiments or technical features described below can be arbitrarily combined to form a new embodiment.

[0016] A smoke box structure with a built-in superheater is provided with a smoke box, which is divided into an upper smoke box 1 and a lower smoke box 2. A transmission flue 3 is provided between the upper smoke box 1 and the lower smoke box 2, and a combustion component is provided on one side of the transmission flue 3. The combustion component is a burner 4. The burner 4 and the transmission flue 3 are assembled and connected by connecting components. A furnace 5 is provided on one side of the transmission flue 3, and a smoke pipe and smoke 6 is provided next to the furnace 5. The smoke pipe and smoke 6 and the upper smoke box 1 are mutually connected, and an overheating component is provided inside the upper smoke box 1.

[0017] When the layout of the superheater 7 in the smoke pipe needs to be considered, the superheater 7 can be set at the smoke outlet position in the smoke box. This can avoid excessive heat of the superheater 7 and potential safety hazards. The overheating component is the superheater 7, and the superheater 7 is distributed inside the upper smoke box 1. Thermal contact gaps are set between the superheaters 7.

[0018] A discharge component is provided on the top of the upper smoke box 1, and the discharge component is a smoke exhaust port 8. The smoke exhaust port 8 and the upper smoke box 1 are interconnected, and the smoke is discharged through the smoke exhaust port 8, which makes the smoke discharge more convenient. At the same time, the smoke pipe smoke is used for smoke transmission and heat exchange. The smoke pipe smoke 6 is a threaded smoke pipe smoke, and the threaded smoke pipe smoke is arranged on one side of the furnace 5. The furnace 5 and the threaded smoke pipe smoke are interconnected.

[0019] In order to further assemble the burner and the smoke box, the smoke box and the burner 4 can be assembled and connected by connecting bolts. When further assembling the smoke box, the connecting component arranged between the burner 4 and the transmission flue 3 is a connecting plate 9. The burner 4 is provided with a connecting flange 10, and the connecting flange 10 and the connecting plate 9 are fixed by bolts.

[0020] The above-mentioned implementation modes are only preferred implementation modes of the present invention, and cannot be used to limit the protection scope of the present invention. Any non-substantial changes and substitutions made by technicians in this field on the basis of the present invention shall fall within the scope of protection required by the present invention.

Claims

1. A smoke box structure with a built-in superheater is provided with a smoke box, the smoke box is divided into an upper smoke box and a lower smoke box, a transmission smoke duct is provided between the upper smoke box and the lower smoke box, a combustion component is provided on one side of the transmission smoke duct, the combustion component is a burner, the burner and the transmission smoke duct are assembled and connected by a connecting component, characterized in that: A furnace is arranged on one side of the transmission flue, a smoke pipe and smoke is arranged beside the furnace, the smoke pipe and smoke and an upper smoke box are interconnected, and an overheating component is arranged inside the upper smoke box.

2. The smoke box structure with built-in superheater according to claim 1, characterized in that: The overheating component is a superheater, and the superheaters are distributed inside the upper smoke box. Thermal contact gaps are arranged between the superheaters.

3. The smoke box structure with built-in superheater according to claim 1, characterized in that: The top of the upper smoke box is provided with a discharge component, which is a smoke exhaust port, and the smoke exhaust port and the upper smoke box are interconnected.

4. The smoke box structure with built-in superheater according to claim 1, characterized in that: The smoke pipe flue gas is a threaded smoke pipe flue gas, the threaded smoke pipe flue gas is arranged on one side of the furnace, and the furnace and the threaded smoke pipe flue gas are interconnected.

5. The smoke box structure with built-in superheater according to claim 1, characterized in that: The connecting component arranged between the burner and the transmission flue is a connecting plate, the burner is provided with a connecting flange, and the connecting flange and the connecting plate are fixed by bolts.

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