Test type fluidized bed roasting furnace

Abstract

The utility model discloses a test type fluidized bed roasting furnace in the technical field of roasting furnaces. The test type fluidized bed roasting furnace comprises an underframe platform, an air bellow is arranged at the bottom of the fluidized bed roaster and connected with an air blower. A smoke outlet is formed in the top of the fluidized bed roaster and connected with a dust removal assembly and a spray tower through a pipeline assembly. The dust removal assembly comprises a first cyclone dust collector, a second cyclone dust collector and a pulse dust collector, a mine dust discharge hopper is arranged below an ash discharge port in the bottom of the second cyclone dust collector, and a pulse discharge hopper is arranged below an ash discharge port in the bottom of the pulse dust collector. The fluidized bed roaster is communicated with an overflow discharge pipe, and a tailing discharge hopper is arranged below the overflow discharge pipe. And an integrated electric control cabinet is arranged on the underframe platform. The device is high in integration level, saves the area of a plant, is convenient to transport and install, and meets the use requirements under laboratory conditions.

Description

Technical Field

[0001] The utility model relates to the technical field of roasting furnaces, in particular to an experimental fluidized bed roasting furnace. Background Art

[0002] Fluidized bed roaster, also known as fluidized bed roaster, is a device used for roasting sulfide ore using solid fluidization technology. During roasting, reaction heat is released, and gas containing sulfur dioxide is produced, which is used to make sulfuric acid, and slag is used as metallurgical raw material. Existing fluidized bed roasters and supporting equipment are not highly integrated, occupy a large amount of plant area, are inconvenient to transport and install, and cannot meet the use requirements under laboratory conditions. Utility Model Content

[0003] The main purpose of the utility model is to provide an experimental fluidized bed roasting furnace to solve the problems mentioned in the background technology.

[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:

[0005] An experimental fluidized bed roaster includes a base frame platform, on which a fluidized bed roaster and a raw material bin are installed, and the raw material bin feeds the fluidized bed roaster through a metering screw feeder. A bellows is provided at the bottom of the fluidized bed roaster, and the bellows is connected to a blower. A smoke exhaust port is provided at the top of the fluidized bed roaster, and the smoke exhaust port is connected to a dust removal component and a spray tower through a pipeline component. The dust removal component includes a first cyclone dust collector, a second cyclone dust collector and a pulse dust collector, a dust discharge hopper is provided below the ash discharge port at the bottom of the second cyclone dust collector, and a pulse discharge hopper is provided below the ash discharge port at the bottom of the pulse dust collector. The fluidized bed roaster is connected to an overflow discharge pipe, and a tailings discharge hopper is provided below the overflow discharge pipe. An integrated power control cabinet is provided on the base frame platform, and the integrated power control cabinet is electrically connected to the blower, the first cyclone dust collector, the second cyclone dust collector and the pulse dust collector.

[0006] Furthermore, the pipeline assembly includes a first connecting pipe, a second connecting pipe, a third connecting pipe, a fourth connecting pipe, and a fifth connecting pipe. One end of the first connecting pipe is connected to the ash discharge port at the bottom of the first cyclone dust collector, and the other end of the first connecting pipe is connected to the furnace of the boiling roasting furnace. One end of the second connecting pipe is connected to the feed port on the side of the first cyclone dust collector, and the other end of the second connecting pipe is connected to the smoke exhaust port at the top of the boiling roasting furnace. One end of the third connecting pipe is connected to the feed port on the side of the second cyclone dust collector, and the other end of the third connecting pipe is connected to the discharge port at the top of the first cyclone dust collector. One end of the fourth connecting pipe is connected to the bottom of the pulse dust collector, and the other end of the fourth connecting pipe is connected to the discharge port at the top of the second cyclone dust collector. One end of the fifth connecting pipe is connected to the pulse dust collector, and the other end of the fifth connecting pipe is connected to the spray tower.

[0007] Furthermore, the tailings discharge hopper, the mine dust discharge hopper and the pulse discharge hopper are all movably installed on the base frame platform using a drawer-type structure.

[0008] Furthermore, the pulse dust collector is connected to an air compressor, and the air compressor is electrically connected to an integrated power control cabinet.

[0009] The utility model also includes other components that enable the experimental fluidized bed roasting furnace to be used normally, and these devices or components all adopt conventional technical means in the field. In addition, the devices and components not limited in the utility model all adopt conventional technical means in the field, such as the blower in this application. In the specific implementation process, the appropriate equipment or component model can be selected according to the specific working scenario.

[0010] The working principle of the utility model is: reorganize the equipment, integrate the boiling roasting furnace and its supporting dust removal components and spray tower on the bottom frame platform, realize the design concept of an integrated host, and facilitate transportation and installation. At the same time, the integrated power control cabinet can display the data of furnace bottom pressure and air volume, improve the convenience of human-computer interaction, and facilitate the use of laboratory environment.

[0011] Compared with the prior art, the utility model has the following beneficial effects: high integration, saving plant area, convenient transportation and installation, and meeting the use requirements under laboratory conditions. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 The utility model is a schematic diagram of the overall structure of an experimental fluidized bed roasting furnace.

[0013] Figure 2 This is a schematic diagram of equipment connection of the utility model.

[0014] Figure 3 It is a schematic diagram of the roasting process of the utility model.

[0015] Figure 4 It is a left view of the utility model.

[0016] Figure 5 It is a rear view of the utility model.

[0017] In the figure: 1. blower; 2. boiling roasting furnace; 3. metering screw feeder; 4. second cyclone dust collector; 5. pulse dust collector; 6. spray tower; 7. integrated control cabinet; 8. air compressor; 9. raw material warehouse; 10. first cyclone dust collector; 11. base frame platform; 12. tailings discharge hopper; 13. mine dust discharge hopper; 14. pulse discharge hopper; 91. first connecting pipe; 92. second connecting pipe; 93. third connecting pipe; 94. fourth connecting pipe; 95. fifth connecting pipe; 96. overflow discharge pipe. DETAILED DESCRIPTION

[0018] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0019] Example:

[0020] like Figures 1 to 5 As shown, an experimental fluidized bed roaster includes a base frame platform 11, on which a fluidized bed roaster 2 and a raw material bin 9 are installed, and the raw material bin 9 feeds the fluidized bed roaster 2 through a metering screw feeder 3. A bellows is provided at the bottom of the fluidized bed roaster 2, and the bellows is connected to a blower 1. A smoke exhaust port is provided at the top of the fluidized bed roaster 2, and the smoke exhaust port is connected to a dust removal component and a spray tower 6 through a pipeline component. The dust removal component includes a first cyclone dust collector 10, a second cyclone dust collector 4 and a pulse dust collector 5. A dust discharge hopper 13 is provided below the ash discharge port at the bottom of the second cyclone dust collector 4, and a pulse discharge hopper 14 is provided below the ash discharge port at the bottom of the pulse dust collector 5. The fluidized bed roaster 2 is connected to an overflow discharge pipe 96, and a tailings discharge hopper 12 is provided below the overflow discharge pipe 96. An integrated power control cabinet 7 is provided on the base frame platform 11 , and the integrated power control cabinet 7 is electrically connected to the blower 1 , the first cyclone dust collector 10 , the second cyclone dust collector 4 and the pulse dust collector 5 .

[0021] Specifically, the pipeline assembly includes a first connecting pipe 91, a second connecting pipe 92, a third connecting pipe 93, a fourth connecting pipe 94, and a fifth connecting pipe 95. One end of the first connecting pipe 91 is connected to the ash discharge port at the bottom of the first cyclone dust collector 10, and the other end of the first connecting pipe 91 is connected to the furnace of the boiling roasting furnace 2. One end of the second connecting pipe 92 is connected to the feed port on the side of the first cyclone dust collector 10, and the other end of the second connecting pipe 92 is connected to the smoke exhaust port at the top of the boiling roasting furnace 2. One end of the third connecting pipe 93 is connected to the feed port on the side of the second cyclone dust collector 4, and the other end of the third connecting pipe 93 is connected to the discharge port at the top of the first cyclone dust collector 10. One end of the fourth connecting pipe 94 is connected to the bottom of the pulse dust collector 5, and the other end of the fourth connecting pipe 94 is connected to the discharge port at the top of the second cyclone dust collector 4. One end of the fifth connecting pipe 95 is connected to the pulse dust collector 5, and the other end of the fifth connecting pipe 95 is connected to the spray tower 6.

[0022] In addition, the tailings discharge hopper 12, the dust discharge hopper 13 and the pulse discharge hopper 14 are all movably mounted on the chassis platform 11 using a drawer-type structure. The pulse dust collector 5 is connected to an air compressor 8, and the air compressor 8 is electrically connected to the integrated power control cabinet 7. The first cyclone dust collector 10 and the second cyclone dust collector 4 use XLP / A type cyclone dust collectors, and the pulse dust collector 5 uses a DMC series pulse bag dust collector.

[0023] The working principle of the experimental fluidized bed roasting furnace of the utility model is: reorganize the equipment, integrate the boiling roasting furnace 2 and its matching dust removal components and spray tower 6 on the bottom frame platform 11, realize the design concept of an integrated host, and facilitate transportation and installation. At the same time, the integrated power control cabinet 7 can display the data of furnace bottom pressure and air volume, improve the convenience of human-computer interaction, and facilitate the use of laboratory environment.

[0024] The above embodiments are only descriptions of the preferred implementation modes of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary technicians in this field should fall within the protection scope of the present invention.

Claims

1. An experimental fluidized bed roasting furnace, comprising a base frame platform (11), on which a fluidized bed roasting furnace (2) and a raw material bin (9) are mounted, wherein the raw material bin (9) feeds the fluidized bed roasting furnace (2) via a metering screw feeder (3), characterized in that: The fluidized bed roasting furnace (2) is provided with a bellows at the bottom, and the bellows is connected to a blower (1); the fluidized bed roasting furnace (2) is provided with a smoke exhaust port at the top, and the smoke exhaust port is connected to a dust removal component and a spray tower (6) through a pipeline component; the dust removal component comprises a first cyclone dust collector (10), a second cyclone dust collector (4) and a pulse dust collector (5); a dust discharge hopper (13) is provided below the ash discharge port at the bottom of the second cyclone dust collector (4); and the pulse dust collector (5) is provided with a dust discharge hopper (13) at the bottom of the second cyclone dust collector (4). A pulse discharge hopper (14) is provided below the ash discharge port at the bottom of the flushing dust collector (5); the fluidized bed roasting furnace (2) is connected to an overflow discharge pipe (96), and a tailings discharge hopper (12) is provided below the overflow discharge pipe (96); an integrated power control cabinet (7) is provided on the base frame platform (11), and the integrated power control cabinet (7) is electrically connected to the blower (1), the first cyclone dust collector (10), the second cyclone dust collector (4) and the pulse dust collector (5).

2. The experimental fluidized bed roasting furnace according to claim 1, characterized in that: The pipeline assembly comprises a first connecting pipe (91), a second connecting pipe (92), a third connecting pipe (93), a fourth connecting pipe (94), and a fifth connecting pipe (95); one end of the first connecting pipe (91) is connected to the ash discharge port at the bottom of the first cyclone dust collector (10), and the other end of the first connecting pipe (91) is connected to the furnace of the fluidized bed roasting furnace (2); one end of the second connecting pipe (92) is connected to the feed port on the side of the first cyclone dust collector (10), and the other end of the second connecting pipe (92) is connected to the feed port on the top of the fluidized bed roasting furnace (2). The smoke exhaust port is connected; one end of the third connecting pipe (93) is connected to the feed port on the side of the second cyclone dust collector (4), and the other end of the third connecting pipe (93) is connected to the discharge port at the top of the first cyclone dust collector (10); one end of the fourth connecting pipe (94) is connected to the bottom of the pulse dust collector (5), and the other end of the fourth connecting pipe (94) is connected to the discharge port at the top of the second cyclone dust collector (4); one end of the fifth connecting pipe (95) is connected to the pulse dust collector (5), and the other end of the fifth connecting pipe (95) is connected to the spray tower (6).

3. The experimental fluidized bed roasting furnace according to claim 1, characterized in that: The tailings discharge hopper (12), the mine dust discharge hopper (13) and the pulse discharge hopper (14) are all movably installed on the base frame platform (11) using a drawer-type structure.

4. The experimental fluidized bed roasting furnace according to claim 1, characterized in that: The pulse dust collector (5) is connected to an air compressor (8), and the air compressor (8) is electrically connected to the integrated power control cabinet (7).

Images