Temperature stability control device for fluidized bed roaster

Abstract

The utility model provides a fluidized bed roaster temperature stabilization control device which comprises a base, an air volume adjusting mechanism, a fluidized bed roaster body, a feeding mechanism and a temperature monitoring mechanism, the left side of the bottom end of the base is provided with the air volume adjusting mechanism, and the right end of the base is provided with the temperature monitoring mechanism. The fluidized bed roaster comprises a base, a supporting frame is fixedly connected to the middle of the top end of the base, a fluidized bed roaster body is fixedly connected to the top end of the supporting frame, a feeding mechanism is arranged on the rear side of the fluidized bed roaster body, an air blower is started to blow air into an air pipe, and an air inlet valve is arranged at the joint of the air pipe and the air blower; the air inlet amount can be adjusted by adjusting the air inlet valve, when the temperature is too high, the opening degree of the air inlet valve can be properly reduced, air inlet is reduced, flame combustion is reduced, and if it is found that the temperature in the furnace fluctuates greatly or deviates from a set value far, the temperature can be stabilized by adjusting the feeding amount.

Description

Technical Field

[0001] The utility model relates to the technical field of fluidized bed roasters, in particular to a temperature stable control device for a fluidized bed roaster. Background Art

[0002] The fluidized bed roaster is abbreviated as the fluidized bed furnace, also known as the fluidized bed roaster, which is a device for roasting sulfide ores using solid fluidization technology. Heat is released during the roasting process, and the gas containing sulfur dioxide produced is mainly used to manufacture sulfuric acid, while the slag is used as a metallurgical raw material. The fluidized bed roaster is divided into two types: a straight cylindrical furnace and an upper enlarged furnace.

[0003] According to a temperature stable control device for a fluidized bed roaster (the authorized publication number is: CN219714001U), it is described that "a temperature stable control device for a fluidized bed roaster includes an L-shaped mounting bracket, and a temperature stable control device body is arranged on one side of the L-shaped mounting bracket. The advantages of the utility model are as follows: through the cooperation of the L-shaped mounting bracket, the temperature stable control device body, the sealing shell, the sealing slot, the sealing card plate, the T-shaped slot, the T-shaped slide bar, the sealing baffle and the magnetic strip, a protective structure is added outside the temperature stable control device body, so that the protective effect on the temperature stable control device body is relatively good, greatly avoiding the influence of the external temperature on the temperature stable control device body, and through the cooperation with the ventilation slot, the heat dissipation slot, the heat dissipation fan, the heat dissipation channel and the heat dissipation hole, the heat dissipation effect on the temperature stable control device body is relatively good, avoiding the situation that the temperature of the temperature stable control device body itself is too high".

[0004] The existing one cannot adjust the temperature according to the changes inside the furnace, resulting in too high or too low temperature inside the furnace, causing damage to the internal materials. Therefore, a temperature stable control device for a fluidized bed roaster is proposed. Content of the Utility Model

[0005] In view of this, the utility model provides a temperature stable control device for a fluidized bed roaster to solve or alleviate the technical problems existing in the prior art, and at least provide a beneficial option.

[0006] The technical solution of the embodiment of the utility model is realized as follows: A temperature stable control device for a fluidized bed roaster includes a base, an air volume adjustment mechanism, a fluidized bed roaster body, a feeding mechanism and a temperature monitoring mechanism. The air volume adjustment mechanism is arranged on the left side of the bottom end of the base, the temperature monitoring mechanism is arranged on the right end of the base, a support frame is fixedly connected to the middle of the top end of the base, the fluidized bed roaster body is fixedly connected to the top end of the support frame, and the feeding mechanism is arranged at the rear side of the fluidized bed roaster body;

[0007] The air volume regulating mechanism includes a blower, an air inlet valve, and an air pipe. The left top end of the base is fixedly connected with a blower. An air inlet valve is arranged at the output end of the blower. The output end of the air inlet valve is fixedly connected with an air pipe;

[0008] The feeding mechanism includes a feeding hopper, a shielding plate, a rotating shaft, an adjusting rod, and a pointer. The rear side of the boiling roasting furnace body is connected through with a feeding hopper. The rear side inside the feeding hopper is rotatably connected with a rotating shaft. A shielding plate is fixedly connected to the outer wall of the rotating shaft. One end of the rotating shaft is fixedly connected with a pointer. The pointer and the shielding plate are parallel. One end of the rotating shaft is fixedly connected with an adjusting rod.

[0009] Further preferably, the air volume regulating mechanism further includes an air inlet shell and an air blowing cone. The bottom end of the boiling roasting furnace body is connected through with an air inlet shell. The top end of the air inlet shell is connected through with an air blowing cone. One end of the air pipe is connected through to the bottom end of the air inlet shell.

[0010] Further preferably, the feeding mechanism further includes a storage hopper, a discharge pipe, a motor, a screw rod, and a limiting hole. The rear side of the boiling roasting furnace body is fixedly connected with a storage hopper. The bottom end of the storage hopper is connected through with a discharge pipe. The bottom end of the discharge pipe is fixedly connected with a motor. The output end of the motor is fixedly connected with a screw rod. The screw rod passes through the discharge pipe and extends into the storage hopper. One side of the discharge pipe close to the boiling roasting furnace body is connected through with a feeding hopper.

[0011] Further preferably, the outer walls of the feeding hopper and the adjusting rod are respectively provided with limiting holes, and the adjusting rod and the feeding hopper are limited by a pin.

[0012] Further preferably, the temperature monitoring mechanism includes a temperature monitor, a connecting wire, and a thermocouple. The input end of the temperature monitor is provided with a connecting wire. One end of the connecting wire is fixedly connected with a thermocouple. The outer wall of the thermocouple penetrates through the outer wall of the boiling roasting furnace body.

[0013] Further preferably, a controller is fixedly connected to the left side of the top end of the base, and the controller is electrically connected to the blower, the temperature monitor, and the motor.

[0014] Further preferably, a smoke exhaust pipe is connected through to the top end of the boiling roasting furnace body.

[0015] Due to the adoption of the above technical solutions in the embodiments of the present utility model, it has the following advantages: In the present utility model

[0016] 1. Blow air into the inside of the air pipe by starting the blower. An air inlet valve is provided at the connection between the air pipe and the blower, so that the amount of intake air can be adjusted by adjusting the air inlet valve. When the temperature is on the high side, the opening degree of the air inlet valve can be appropriately reduced to reduce the intake air and the combustion of the flame. Import the raw materials to be calcined into the inside of the storage hopper;

[0017] 2. Take out the bolt and adjust the angle of rotation of the baffle along the rotating shaft to adjust the size of the feeding amount. During the temperature control process, if it is found that the temperature in the furnace fluctuates greatly or deviates far from the set value, the temperature can be stabilized by adjusting the feeding amount. When the temperature is on the low side, the feeding amount can be appropriately increased. Start the motor to drive the rotation of the screw rod, and the raw materials are rotated spirally and exported along the discharge pipe. When the raw materials correspond to the feed hopper, the raw materials are transferred into the inside of the feed hopper. A pointer is provided on one side of the rotating shaft, and the angle of the baffle can be determined by observing the angle of the pointer.

[0018] The above summary is only for the purpose of the specification and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments and features described above, further aspects, embodiments and features of the present utility model will be readily apparent by reference to the drawings and the following detailed description. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only some embodiments of the present application. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0020] Figure 1 It is the overall structure diagram of the present utility model;

[0021] Figure 2 It is the overall structure diagram of the present utility model from another angle;

[0022] Figure 3 It is the schematic diagram of the air inlet housing of the present utility model;

[0023] Figure 4 It is the schematic diagram of the feeding mechanism of the present utility model.

[0024] Reference numerals: 1, base; 2, controller; 3, air volume regulating mechanism; 31, blower; 32, air inlet valve; 33, air pipe; 34, air inlet housing; 35, air injection cone; 4, boiling roasting furnace body; 5, smoke exhaust pipe; 6, feeding mechanism; 61, storage hopper; 62, discharge pipe; 63, motor; 64, screw rod; 65, feeding hopper; 66, baffle; 67, rotating shaft; 68, adjusting rod; 69, limiting hole; 610, pointer; 7, temperature monitoring mechanism; 71, temperature monitor; 72, connecting wire; 73, thermocouple; 8, support frame. Detailed implementation manners

[0025] In the following, only some exemplary embodiments are simply described. As those skilled in the art can recognize, the described embodiments can be modified in various different ways without departing from the spirit or scope of the present utility model. Therefore, the drawings and the description are considered to be exemplary in nature rather than restrictive.

[0026] The embodiments of the present utility model will be described in detail below with reference to the drawings. Embodiment

[0027] As Figures 1 - 4 shown, the embodiment of the present utility model provides a temperature stable control device for a boiling roasting furnace, which includes a base 1, an air volume regulating mechanism 3, a boiling roasting furnace body 4, a feeding mechanism 6 and a temperature monitoring mechanism 7. A left side of a bottom end of the base 1 is provided with the air volume regulating mechanism 3, a right end of the base 1 is provided with the temperature monitoring mechanism 7, a middle part of a top end of the base 1 is fixedly connected to a support frame 8, a top end of the support frame 8 is fixedly connected to the boiling roasting furnace body 4, and a feeding mechanism 6 is arranged at a rear side of the boiling roasting furnace body 4;

[0028] The air volume regulating mechanism 3 includes a blower 31, an air inlet valve 32 and an air pipe 33. A left side top end of the base 1 is fixedly connected to the blower 31, an output end of the blower 31 is provided with the air inlet valve 32, and an output end of the air inlet valve 32 is fixedly connected to the air pipe 33. By starting the blower 31 to blow air into the air pipe 33 and by providing the air inlet valve 32 at a connection part between the air pipe 33 and the blower 31, the amount of intake air can be adjusted by adjusting the air inlet valve 32. When the temperature is on the high side, the opening degree of the air inlet valve 32 can be appropriately reduced;

[0029] The feeding mechanism 6 includes a feeding hopper 65, a baffle 66, a rotating shaft 67, an adjusting rod 68 and a pointer 610. The rear side of the boiling roasting furnace body 4 is connected with the feeding hopper 65 in a penetrating manner. The rear side inside the feeding hopper 65 is rotatably connected with the rotating shaft 67. The outer wall of the rotating shaft 67 is fixedly connected with the baffle 66. One end of the rotating shaft 67 is fixedly connected with the pointer 610. The pointer 610 and the baffle 66 are parallel. One end of the rotating shaft 67 is fixedly connected with the adjusting rod 68. By taking out the bolt and adjusting the angle of the baffle 66 rotating along the rotating shaft 67, the feeding amount can be adjusted. During the temperature control process, if it is found that the temperature in the furnace fluctuates greatly or deviates far from the set value, the temperature can be stabilized by adjusting the feeding amount. When the temperature is low, the feeding amount can be appropriately increased. By starting the motor 63 to drive the rotation of the screw rod 64, the raw materials are spirally rotated and exported along the discharge pipe 62. When the raw materials correspond to the feeding hopper 65, the raw materials are poured into the inside of the feeding hopper 65. By providing a pointer 610 on one side of the rotating shaft 67, the angle of the baffle 66 can be determined by observing the angle of the pointer 610. The positions of the feeding hopper 65 and the adjusting rod 68 can be limited by using bolts.

[0030] In one embodiment, specifically, the air volume adjusting mechanism 3 further includes an air inlet housing 34 and an air blowing cone 35. The bottom end of the boiling roasting furnace body 4 is connected with the air inlet housing 34 in a penetrating manner. The top end of the air inlet housing 34 is connected with the air blowing cone 35 in a penetrating manner. One end of the air pipe 33 is connected to the bottom end of the air inlet housing 34 in a penetrating manner. Start the blower 31 to introduce the gas along the air pipe 33 into the air inlet housing 34, and assist in burning the fire through the air blowing cone 35 to increase the temperature.

[0031] In one embodiment, specifically, the feeding mechanism 6 further includes a storage hopper 61, a discharge pipe 62, a motor 63, a screw rod 64 and a limiting hole 69. The rear side of the boiling roasting furnace body 4 is fixedly connected with the storage hopper 61. The bottom end of the storage hopper 61 is connected with the discharge pipe 62 in a penetrating manner. The bottom end of the discharge pipe 62 is fixedly connected with the motor 63. The output end of the motor 63 is fixedly connected with the screw rod 64. The screw rod 64 passes through the discharge pipe 62 and extends into the inside of the storage hopper 61. One side of the discharge pipe 62 close to the boiling roasting furnace body 4 is connected with the feeding hopper 65 in a penetrating manner. By starting the motor 63 to drive the rotation of the screw rod 64, the raw materials are spirally rotated and exported along the discharge pipe 62. When the raw materials correspond to the feeding hopper 65, the raw materials are poured into the inside of the feeding hopper 65.

[0032] In one embodiment, specifically, the outer walls of the feeding hopper 65 and the adjusting rod 68 are respectively provided with limiting holes 69, and the adjusting rod 68 and the feeding hopper 65 are limited by bolts.

[0033] In one embodiment, specifically, the temperature monitoring mechanism 7 includes a temperature monitor 71, a connecting wire 72, and a thermocouple 73. The input end of the temperature monitor 71 is provided with the connecting wire 72, and one end of the connecting wire 72 is fixedly connected to the thermocouple 73. The outer wall of the thermocouple 73 penetrates through the outer wall of the boiling roasting furnace body 4. By providing the thermocouple 73 and the temperature monitor 71 on one side of the boiling roasting furnace body 4, it is convenient to monitor the temperature and transmit the data to the controller 2 in real time, facilitating the controller 2 to automatically control the rotation of the blower 31 and the motor 63 and adjust the temperature inside the boiling roasting furnace body 4.

[0034] In one embodiment, specifically, a controller 2 is fixedly connected to the left side of the top end of the base 1, and the controller 2 is electrically connected to the blower 31, the temperature monitor 71, and the motor 63.

[0035] In one embodiment, specifically, an exhaust pipe 5 is connected through the top end of the boiling roasting furnace body 4.

[0036] When the present utility model is in operation: By starting the blower 31 to blow air into the air pipe 33, and by providing an air inlet valve 32 at the connection between the air pipe 33 and the blower 31, the amount of intake air can be adjusted by adjusting the air inlet valve 32. When the temperature is on the high side, the opening degree of the air inlet valve 32 can be appropriately reduced to reduce the intake air and the combustion of the flame. By introducing the raw materials to be roasted into the storage hopper 61, taking out the plug, and adjusting the angle of rotation of the baffle 66 along the rotating shaft 67, the size of the feeding amount can be adjusted. During the temperature control process, if it is found that the temperature inside the furnace fluctuates greatly or deviates far from the set value, the temperature can be stabilized by adjusting the feeding amount. When the temperature is on the low side, the feeding amount can be appropriately increased. By starting the motor 63 to drive the rotation of the screw rod 64, the raw materials are spirally rotated and discharged along the discharge pipe 62. When the raw materials correspond to the feed hopper 65, the raw materials are poured into the feed hopper 65. By providing a pointer 610 on one side of the rotating shaft 67, the angle of the baffle 66 can be determined by observing the angle of the pointer 610. The positions of the feed hopper 65 and the adjusting rod 68 can be limited by using the plug. When starting the combustion of the boiling roasting furnace body 4, start the blower 31 to introduce the gas along the air pipe 33 into the air inlet housing 34, and use the air injection cone 35 to assist in burning the fire to increase the temperature. By providing the thermocouple 73 and the temperature monitor 71 on one side of the boiling roasting furnace body 4, it is convenient to monitor the temperature and transmit the data to the controller 2 in real time, facilitating the controller 2 to automatically control the rotation of the blower 31 and the motor 63 and adjust the temperature inside the boiling roasting furnace body 4.

[0037] The above are only the specific embodiments of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model can easily think of various changes or substitutions thereof, and these should all be covered within the protection scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claimed rights.

Claims

1. A temperature stable control device for a fluidized bed roasting furnace, comprising a base (1), an air volume adjusting mechanism (3), a fluidized bed roasting furnace body (4), a feeding mechanism (6) and a temperature monitoring mechanism (7), characterized in that: On the left side of the bottom end of the base (1), an air volume regulating mechanism (3) is provided. On the right end of the base (1), a temperature monitoring mechanism (7) is provided. In the middle of the top end of the base (1), a support frame (8) is fixedly connected. On the top end of the support frame (8), a fluidized bed roasting furnace body (4) is fixedly connected. At the rear side of the fluidized bed roasting furnace body (4), a feeding mechanism (6) is provided; The air volume regulating mechanism (3) includes a blower (31), an air inlet valve (32), and an air pipe (33). On the left top end of the base (1), the blower (31) is fixedly connected. At the output end of the blower (31), the air inlet valve (32) is provided. At the output end of the air inlet valve (32), the air pipe (33) is fixedly connected; The feeding mechanism (6) includes a feeding hopper (65), a baffle plate (66), a rotating shaft (67), an adjusting rod (68), and a pointer (610). At the rear side of the fluidized bed roasting furnace body (4), the feeding hopper (65) is connected through. Inside the feeding hopper (65), at the rear side, the rotating shaft (67) is rotatably connected. On the outer wall of the rotating shaft (67), the baffle plate (66) is fixedly connected. At one end of the rotating shaft (67), the pointer (610) is fixedly connected. The pointer (610) and the baffle plate (66) are parallel. At one end of the rotating shaft (67), the adjusting rod (68) is fixedly connected.

2. The temperature stable control device of a fluidized bed roaster according to claim 1, characterized in that: The air volume regulating mechanism (3) further includes an air inlet housing (34) and an air blowing cone (35). At the bottom end of the fluidized bed roasting furnace body (4), the air inlet housing (34) is connected through. At the top end of the air inlet housing (34), the air blowing cone (35) is connected through. One end of the air pipe (33) is connected through to the bottom end of the air inlet housing (34).

3. The temperature stable control device of a fluidized bed roaster according to claim 1, characterized in that: The feeding mechanism (6) further includes a storage hopper (61), a discharge pipe (62), a motor (63), a screw rod (64), and a limiting hole (69). At the rear side of the fluidized bed roasting furnace body (4), the storage hopper (61) is fixedly connected. At the bottom end of the storage hopper (61), the discharge pipe (62) is connected through. At the bottom end of the discharge pipe (62), the motor (63) is fixedly connected. At the output end of the motor (63), the screw rod (64) is fixedly connected. The screw rod (64) passes through the discharge pipe (62) and extends into the interior of the storage hopper (61). On the side of the discharge pipe (62) close to the fluidized bed roasting furnace body (4), the feeding hopper (65) is connected through.

4. A temperature stable control device for a fluidized bed roaster according to claim 1, characterized in that: On the outer walls of the feeding hopper (65) and the adjusting rod (68) respectively, limiting holes (69) are provided, and the adjusting rod (68) and the feeding hopper (65) are limited by a pin.

5. The temperature stable control device of a fluidized bed roaster according to claim 1, characterized in that: The temperature monitoring mechanism (7) includes a temperature monitor (71), a connecting wire (72), and a thermocouple (73). At the input end of the temperature monitor (71), the connecting wire (72) is provided. At one end of the connecting wire (72), the thermocouple (73) is fixedly connected. The outer wall of the thermocouple (73) penetrates through the outer wall of the fluidized bed roasting furnace body (4).

6. The temperature stable control device of a fluidized bed roaster according to claim 1, wherein: A controller (2) is fixedly connected to the left side of the top end of the base (1), and the controller (2) is electrically connected to a blower (31), a temperature monitor (71), and a motor (63).

7. A temperature stable control device for a fluidized bed roaster according to claim 1, characterized in that: A smoke exhaust pipe (5) is connected through the top end of the boiling roasting furnace body (4).

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