Fire channeling prevention structure for furnace door of fluidized bed furnace

Abstract

The utility model belongs to the technical field of fluidized bed furnaces and discloses a fluidized bed furnace door anti-fire-channeling structure which comprises a fluidized bed furnace body and a second fixing seat, one side of the top of the fluidized bed furnace body is fixedly connected with a first fixing seat, the top of the first fixing seat is fixedly connected with a motor, and the output end of the motor is fixedly connected with a transmission shaft. One end, far away from the motor, of the transmission shaft is fixedly connected with a gear, the gear is in meshed connection with a rack, and one side, far away from the gear, of the rack is fixedly connected with a fixed frame. The situation that the oven door body is too hot and needs too much time is effectively prevented, the operation difficulty of opening the oven door body is reduced, time is saved, a handle is pulled to effectively drive a movable rod and an insertion rod to conduct transmission, the insertion rod is effectively inserted into an insertion groove, the oven door is effectively prevented from being impacted by heat waves generated in the combustion process, and the stability of the oven door body is enhanced; and flames are prevented from jumping out.

Description

Technical Field

[0001] The utility model relates to the technical field of fluidized bed furnaces, in particular to a fire-proof structure for a fluidized bed furnace door. Background Art

[0002] The furnace door of the fluidized bed furnace is an integral part of the fluidized bed furnace, which is used to control and adjust the flow and temperature of the gas in the furnace to achieve the desired combustion effect. The furnace door is usually made of high temperature resistant and wear resistant materials such as cast iron, steel, etc., and its shape and size are determined according to the shape and size of the furnace.

[0003] The boiling furnace door device still has the following defects when in use: manual operation is difficult in the process of opening and closing the furnace door, and the temperature of the furnace door is high after combustion, which requires a lot of waiting time. When the furnace door is closed, the heat wave generated by the combustion will impact the furnace door, and gaps will appear in the furnace door, causing flames to burst out. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a fire-proof structure for a furnace door of a fluidized bed furnace.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a boiling furnace door anti-fire structure, including a boiling furnace body and a fixed seat two, the boiling furnace body is fixedly connected to a fixed seat one on the top side, the fixed seat one is fixedly connected to a motor on the top, the motor output end is fixedly connected to a transmission shaft, the transmission shaft is fixedly connected to a gear at one end away from the motor, the gear is meshingly connected with a rack, the rack is fixedly connected to a fixed frame on the side away from the gear, the furnace door body is fixedly connected to the rear side of the bottom of the fixed frame, the furnace door body is slidably connected in the fixed frame, the fixed frame is fixedly connected to the bottom of the boiling furnace body, and one side of the fixed frame is fixedly connected to a fixed seat two.

[0006] As a further description of the above technical solution:

[0007] The top of the second fixed seat is fixedly connected to a support frame, one side of the support frame is fixedly connected to a fixed block, the top of one side of the support frame is provided with a slot, one side of the support frame is fixedly connected to a limiting plate, the fixed block is slidably connected with a plug rod, the plug rod is sleeved with a spring, the plug rod is fixedly connected to a connecting plate at one end away from the fixed block, the connecting plate is fixedly connected to a movable rod at one side away from the plug rod, the movable rod is slidably connected to the side of the support frame away from the fixed block at one side away from the connecting plate, the top of one side of the support frame is fixedly connected to a fixed plate, and two groups of fixed plates are arranged in parallel, the fixed plate is fixedly connected to a fixed shaft, and the fixed shaft is rotatably connected to a rotating block.

[0008] As a further description of the above technical solution:

[0009] A connecting block is fixedly connected to the front side of the bottom of the fixing frame, and a rear side of the connecting block is fixedly connected to the top of the furnace door body, so that the furnace door body is more stable when rising.

[0010] As a further description of the above technical solution:

[0011] The fixing frame and one side of the furnace door body are provided with a slot.

[0012] As a further description of the above technical solution:

[0013] The end of the insertion rod away from the connecting plate is inserted into the slot, which effectively fixes the furnace door body and the fixing frame.

[0014] As a further description of the above technical solution:

[0015] The rotating block is fan-shaped, and two surfaces of the rotating block abut against the side of the connecting plate away from the plug rod and the top surface of the movable rod, so that the movable rod effectively squeezes the connecting plate to drive the plug rod to move.

[0016] As a further description of the above technical solution:

[0017] A handle is fixedly connected to the rotating block, which facilitates the rotating block to transmit the movable rod and the insertion rod.

[0018] The utility model has the following beneficial effects:

[0019] 1. In the utility model, after stopping heating, the motor is started, the motor effectively drives the gear and the rack to transmit, drives the furnace door body to lift, effectively prevents the furnace door body from overheating and requires too much waiting time, reduces the difficulty of opening the furnace door body, and saves time.

[0020] 2. In the utility model, the handle is moved to effectively drive the movable rod and the plug rod to transmit, so that the plug rod is effectively inserted into the slot, which effectively prevents the heat wave generated during combustion from impacting the furnace door, enhances the stability of the furnace door body, and prevents flames from escaping. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the structure of a boiling furnace door fire prevention structure proposed by the utility model;

[0022] Figure 2 A schematic diagram of the partial structure of a fluidized bed furnace door fire prevention structure proposed by the utility model Figure 1 ;

[0023] Figure 3 A schematic diagram of the partial structure of a fluidized bed furnace door fire prevention structure proposed by the utility model Figure 2 .

[0024] Legend:

[0025] 1. Boiling furnace body; 2. Fixed seat 1; 3. Motor; 4. Transmission shaft; 5. Gear; 6. Rack; 7. Fixed frame; 8. Connecting block; 9. Furnace door body; 10. Fixed frame; 11. Fixed seat 2; 12. Support frame; 13. Slot; 14. Limit plate; 15. Insert rod; 16. Movable rod; 17. Connecting plate; 18. Fixed plate; 19. Fixed shaft; 20. Rotating block; 21. Handle; 22. Spring; 23. Fixed block; 24. Slot. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] Reference Figure 1-Figure 3 The utility model provides an embodiment: a boiling furnace door anti-fire structure, including a boiling furnace body 1 and a fixed seat 2 11, a top side of the boiling furnace body 1 is fixedly connected with a fixed seat 2, a top of the fixed seat 2 is fixedly connected with a motor 3, an output end of the motor 3 is fixedly connected with a transmission shaft 4, an end of the transmission shaft 4 away from the motor 3 is fixedly connected with a gear 5, the gear 5 is meshingly connected with a rack 6, a side of the rack 6 away from the gear 5 is fixedly connected with a fixed frame 7, a furnace door body 9 is fixedly connected to the rear side of the bottom of the fixed frame 7, the furnace door body 9 is slidably connected in a fixed frame 10, the fixed frame 10 is fixedly connected to the bottom of the boiling furnace body 1, and a fixed seat 2 11 is fixedly connected to one side of the fixed frame 10.

[0028] A support frame 12 is fixedly connected to the top of the fixed seat 11, a fixed block 23 is fixedly connected to one side of the support frame 12, a slot 13 is arranged on the top of one side of the support frame 12, a limit plate 14 is fixedly connected to one side of the support frame 12, a plug rod 15 is slidably connected in the fixed block 23, a spring 22 is sleeved on the plug rod 15, a connecting plate 17 is fixedly connected to one end of the plug rod 15 away from the fixed block 23, a movable rod 16 is fixedly connected to the side of the connecting plate 17 away from the plug rod 15, and the movable rod 16 is slidably connected to the side of the support frame 12 away from the fixed block 23, a fixed plate 18 is fixedly connected to the top of one side of the support frame 12, two groups of fixed plates 18 are arranged in parallel, a fixed shaft 19 is fixedly connected to the fixed plate 18, and a fixed shaft A rotating block 20 is rotatably connected to 19, a connecting block 8 is fixedly connected to the front side of the bottom of the fixed frame 7, and the rear side of the connecting block 8 is fixedly connected to the top of the furnace door body 9, so that the furnace door body 9 is more stable when rising, and a slot 24 is provided on one side of the fixed frame 10 and the furnace door body 9. The end of the plug rod 15 away from the connecting plate 17 is inserted in the slot 24, which effectively fixes the furnace door body 9 and the fixed frame 10. The rotating block 20 is fan-shaped, and both sides of the rotating block 20 abut against the side of the connecting plate 17 away from the plug rod 15 and the top surface of the movable rod 16, so that the movable rod 16 effectively squeezes the connecting plate 17 to drive the plug rod 15 to move. A handle 21 is fixedly connected to the rotating block 20, which is convenient for the rotating block 20 to transmit the movable rod 16 and the plug rod 15.

[0029] Working principle: When the boiling furnace is heated, the furnace door body 9 needs to be fixed to prevent the flame from escaping. The handle 21 is bent backward, and the handle 21 drives the rotating block 20 to rotate. The rotating block 20 squeezes the connecting plate 17, and the connecting plate 17 drives the movable rod 16 and the connecting plate 17 box The fixed block 23 moves to one side, the handle 21 is placed on the limit plate 14 through the slot 13, and the plug rod 15 is inserted into the slot 24. The plug rod 15 effectively fixes the furnace door body 9 and the fixed frame 10, preventing the heat wave from impacting the furnace door body 9 and the flame from escaping from the boiling furnace body 1. After stopping heating, the handle 21 is bent in the opposite direction to start the motor 3. The motor 3 drives the transmission shaft 4 to rotate, and the transmission shaft 4 is meshed and connected with the gear 5. When the gear 5 rotates, it drives the rack 6 to move. When the rack 6 moves upward, it drives the bottom of the rack 6 to be fixedly connected to the furnace door body 9. When the fixed frame 7 rises, it drives the furnace door body 9 to rise, and the furnace mouth is opened.

[0030] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A fluidized bed furnace door anti-fire structure, comprising a fluidized bed furnace body (1) and a second fixing seat (11), characterized in that: A fixing seat 1 (2) is fixedly connected to one side of the top of the boiling furnace body (1), a motor (3) is fixedly connected to the top of the fixing seat 1 (2), a transmission shaft (4) is fixedly connected to the output end of the motor (3), a gear (5) is fixedly connected to the end of the transmission shaft (4) away from the motor (3), the gear (5) is meshingly connected to a rack (6), the rack (6) is fixedly connected to a fixing frame (7) on the side away from the gear (5), a furnace door body (9) is fixedly connected to the rear side of the bottom of the fixing frame (7), the furnace door body (9) is slidably connected in a fixing frame (10), the fixing frame (10) is fixedly connected to the bottom of the boiling furnace body (1), and a fixing seat 2 (11) is fixedly connected to one side of the fixing frame (10).

2. The anti-fire structure of a fluidized bed furnace door according to claim 1, characterized in that: The top of the second fixing seat (11) is fixedly connected to a support frame (12), one side of the support frame (12) is fixedly connected to a fixed block (23), the top of one side of the support frame (12) is provided with a slot (13), one side of the support frame (12) is fixedly connected to a limit plate (14), an insertion rod (15) is slidably connected inside the fixing block (23), a spring (22) is sleeved on the insertion rod (15), and one end of the insertion rod (15) away from the fixing block (23) is fixedly connected to a connecting plate (17 ), a movable rod (16) is fixedly connected to the side of the connecting plate (17) away from the insertion rod (15), and a movable rod (16) is slidably connected to the side of the support frame (12) away from the fixed block (23) on the side away from the connecting plate (17), and a fixed plate (18) is fixedly connected to the top of one side of the support frame (12), and two groups of fixed plates (18) are arranged in parallel, and a fixed shaft (19) is fixedly connected to the fixed plate (18), and a rotating block (20) is rotatably connected to the fixed shaft (19).

3. The anti-fire structure of a fluidized bed furnace door according to claim 1, characterized in that: The front side of the bottom of the fixed frame (7) is fixedly connected to a connecting block (8), and the rear side of the connecting block (8) is fixedly connected to the top of the furnace door body (9).

4. The anti-fire structure of a fluidized bed furnace door according to claim 1, characterized in that: The fixing frame (10) and one side of the furnace door body (9) are provided with a slot (24).

5. The anti-fire structure of a fluidized bed furnace door according to claim 2, characterized in that: One end of the insertion rod (15) away from the connecting plate (17) is inserted into the slot (24).

6. The anti-fire structure of a fluidized bed furnace door according to claim 2, characterized in that: The rotating block (20) is fan-shaped, and two surfaces of the rotating block (20) abut against the side of the connecting plate (17) away from the insertion rod (15) and the top surface of the movable rod (16).

7. The anti-fire structure of a fluidized bed furnace door according to claim 2, characterized in that: A handle (21) is fixedly connected to the rotating block (20).

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