Roasting furnace flue gas recovery device

Abstract

The flue gas recovery device comprises a roasting furnace body, a smoke discharge pipe and a temporary storage box, the upper surface of the temporary storage box is fixedly connected with a discharge cylinder, the inner wall of the discharge cylinder is fixedly connected with a second isolation plate, the inner wall of the discharge cylinder is rotatably connected with a first isolation plate, and the inner wall of the discharge cylinder is fixedly connected with an electric telescopic rod. The output end of the electric telescopic rod is rotatably connected with a moving block, the lower surface of the moving block is slidably connected with the upper surface of the first isolation plate, the upper end of the discharging cylinder is fixedly connected with a first connector, two springs are arranged on the inner wall of the first connector, and one ends of the two springs are fixedly connected with clamping blocks; when a blocked or damaged smoke conveying pipe is replaced, smoke which is not conveyed can be prevented from running out, the environmental protection property of the device is improved, the smoke conveying pipe can be conveniently and rapidly replaced, the working efficiency of workers is improved, and the probability that the workers are scalded by a discharge pipe is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to carbon electrode preparation equipment technical field, concretely is the calcination furnace flue gas recovery device. BACKGROUND

[0002] Carbon electrode will have flue gas emission in the process of firing, and the flue gas contains a large amount of harmful substances, and direct emission will pollute the environment, and will endanger the health of staff, so a flue gas recovery device is needed to recover the discharged flue gas and carry out centralized treatment.

[0003] The existing flue gas recovery device is not convenient to replace or dredge when the pipeline conveying flue gas is blocked, and the longer the replacement time is, the higher the probability of scalding by the discharge pipe is or when the flue gas conveying pipeline is replaced and needs to be replaced, the flue gas not conveyed will run out, which will cause environmental pollution, and the environmental protection needs to be improved, the utility model device is convenient and fast to replace the flue gas conveying pipe, improves the replacement efficiency of staff, reduces the probability of injury and effectively prevents the flue gas not conveyed from running out when the flue gas conveying pipe is replaced, which is more environmentally friendly. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at providing calcination furnace flue gas recovery device, solves when the pipeline conveying flue gas is blocked, is not convenient to replace or dredge, and the longer the replacement time is, the higher the probability of scalding by the discharge pipe is or when the flue gas conveying pipeline is replaced and needs to be replaced, the flue gas not conveyed will run out, which will cause environmental pollution, and the environmental protection needs to be improved.

[0005] To achieve the above-mentioned purpose, the calcination furnace flue gas recovery device is provided, which comprises: a calcination furnace body, a smoke exhaust pipe and a temporary storage tank, the upper surface of the temporary storage tank is fixedly connected with an exhaust cylinder, the inner wall of the exhaust cylinder is fixedly connected with a second partition plate, the inner wall of the exhaust cylinder is rotatably connected with a first partition plate, the inner wall of the exhaust cylinder is fixedly connected with an electric telescopic rod, the output end of the electric telescopic rod is rotatably connected with a moving block, and the lower surface of the moving block is slidably connected with the upper surface of the first partition plate, so that when the blocked or damaged flue gas conveying pipe is replaced, the flue gas not conveyed can be prevented from running out, and the environmental protection of the device is improved.

[0006] The upper end of the exhaust cylinder is fixedly connected with a first connecting head, two springs are arranged in the inner wall of the first connecting head, one end of each of the two springs is fixedly connected with a clamping block, the outer surface of the clamping block is slidably connected with the first connecting head, the end of each of the two clamping blocks away from the spring extends to the outside of the first connecting head, a clamping groove is formed in the lower surface of each of the two clamping blocks, a second connecting head is movably connected in the first connecting head, two sliding grooves are formed in the side surface of the second connecting head, a flue gas conveying pipe is arranged in the second connecting head, which facilitates quick replacement of the flue gas conveying pipe, improves the work efficiency of the staff and reduces the probability of scalding by the discharge pipe.

[0007] According to the roaster flue gas recovery device, the lower surface of the temporary storage tank is fixedly connected with the upper end of the flue gas discharge pipe, and the upper surface of the roaster body is fixedly connected with the lower end of the flue gas discharge pipe, so that the un-discharged flue gas can be temporarily collected.

[0008] According to the roaster flue gas recovery device, the side surface of the temporary storage tank is fixedly connected with two sliding rails, the two sliding rails are slidingly connected with the centralized tank, one of the sliding rails is internally threadedly connected with a bolt, and the bolt is surface-bonded with the centralized tank, so that the centralized tank can be conveniently disassembled and fixed, and the convenience of the device is improved.

[0009] According to the roaster flue gas recovery device, the upper surface of the centralized tank is fixedly connected with the flue gas inlet, the lower end of the flue gas inlet extends into the centralized tank, and the upper end of the flue gas inlet is detachably connected with one end of the flue gas conveying pipe, so that the flue gas can be conveyed into the centralized tank through the flue gas conveying pipe, and then the flue gas can be treated by the centralized tank.

[0010] According to the roaster flue gas recovery device, the inside of the centralized tank is filled with activated carbon particles, and the side surface of the centralized tank is provided with a conveying pipe, so that the flue gas can be filtered by the activated carbon to prevent environmental pollution, and the conveying pipe can be connected with other devices for further treatment.

[0011] According to the roaster flue gas recovery device, a fan is arranged in the discharge cylinder, and the fan is arranged on the upper portion of the electric telescopic rod, so that the fan promotes the discharge of the flue gas.

[0012] According to the roaster flue gas recovery device, a matching groove is arranged on the upper surface of the first connecting head, and an inclined surface is arranged on the side surface of the clamping block, so that the matching groove increases the sealing performance of the flue gas conveying pipe.

[0013] According to the roaster flue gas recovery device, the shape and size of the clamping block are matched with the shape and size of the sliding groove, and the two clamping blocks are symmetrically arranged, so that the flue gas conveying pipe can be conveniently installed.

[0014] Compared with the prior art, the roaster flue gas recovery device has the following beneficial effects:

[0015] 1. Before the flue gas conveying pipe is disassembled, the electric telescopic rod is retracted to pull the moving block, so that the first isolation plate is rotated to cooperate with the second isolation plate to form a closed state, thereby preventing the un-discharged flue gas from running out to cause environmental pollution and improving the environmental protection performance of the device.

[0016] 2. When the flue gas conveying pipe needs to be disassembled, the two clamping blocks are retracted to release the limiting of the second connecting head by the clamping blocks, and then the flue gas conveying pipe is separated from the flue gas inlet, and when the flue gas conveying pipe needs to be installed, the sliding groove is aligned with the clamping block, and then the clamping block is retracted by cooperation of the sliding groove and the inclined surface of the clamping block, so that the second connecting head is clamped by the spring elasticity and the clamping groove, the flue gas conveying pipe can be quickly replaced, the working efficiency of the staff is improved, and the probability of the staff being scalded by the discharge pipe is reduced.

[0017] Additional aspects and advantages of the present application will be in part apparent and in part pointed out hereinafter. BRIEF DESCRIPTION OF DRAWINGS

[0018] The present application will be further described below in conjunction with the drawings and embodiments;

[0019] Figure 1 is a perspective view of the roasting furnace flue gas recovery device of the present application;

[0020] Figure 2 is a front cross-sectional view of the roasting furnace flue gas recovery device of the present application;

[0021] Figure 3 is a perspective view of the roasting furnace flue gas recovery device of the present application Figure 2 is an enlarged view of A in the middle;

[0022] Figure 4 is a perspective view of the first connecting head of the roasting furnace flue gas recovery device of the present application;

[0023] Figure 5 is a perspective view of the second connecting head of the roasting furnace flue gas recovery device of the present application.

[0024] In the figure: 1, roasting furnace body; 2, exhaust pipe; 3, temporary storage tank; 4, first connecting head; 5, smoke conveying pipe; 6, smoke inlet; 7, concentration tank; 8, slide rail; 9, fan; 10, electric telescopic rod; 12, first isolation plate; 13, second isolation plate; 14, moving block; 15, discharge cylinder; 16, spring; 17, clamping block; 18, clamping groove; 20, second connecting head; 21, sliding groove; 22, conveying pipe. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0026] Please refer to Figures 1-5The utility model discloses a technical scheme provided by an embodiment of the utility model: a calcination furnace flue gas recovery device, comprising: a calcination furnace body 1, a smoke exhaust pipe 2 and a temporary storage tank 3, the upper surface of the temporary storage tank 3 is fixedly connected with a discharge cylinder 15, the inner wall of the discharge cylinder 15 is fixedly connected with a second isolation plate 13, the second isolation plate 13 is used for cooperating with the first isolation plate 12 to isolate flue gas, the inner wall of the discharge cylinder 15 is rotatably connected with the first isolation plate 12, the inner wall of the discharge cylinder 15 is fixedly connected with an electric telescopic rod 10, the electric telescopic rod 10 is used for controlling the first isolation plate 12 to open and close through telescopic control, the output end of the electric telescopic rod 10 is rotatably connected with a moving block 14, the moving block 14 is used for conveniently driving the first isolation plate 12 by the electric telescopic rod 10, and the lower surface of the moving block 14 is slidably connected with the upper surface of the first isolation plate 12.

[0027] The upper end of the discharge cylinder 15 is fixedly connected with a first connecting head 4, two springs 16 are arranged on the inner wall of the first connecting head 4, one end of the two springs 16 is fixedly connected with a clamping block 17, the clamping block 17 is elastically pushed by the spring 16, the outer surface of the clamping block 17 is slidably connected with the inside of the first connecting head 4, one end, away from the spring 16, of the two clamping blocks 17 extends to the outside of the first connecting head 4, a clamping groove 18 is formed in the lower surface of each of the two clamping blocks 17, the second connecting head 20 is fixed by the clamping groove 18, the second connecting head 20 is movably connected in the inside of the first connecting head 4, two sliding grooves 21 are formed in the side surface of the second connecting head 20, a smoke conveying pipe 5 is arranged in the inside of the second connecting head 20, and the smoke conveying pipe 5 is used for conveying flue gas.

[0028] The lower surface of the temporary storage tank 3 is fixedly connected with the upper end of the smoke exhaust pipe 2, the upper surface of the calcination furnace body 1 is fixedly connected with the lower end of the smoke exhaust pipe 2, the side surface of the temporary storage tank 3 is fixedly connected with two sliding rails 8, the two sliding rails 8 are used for conveniently disassembling and assembling the centralized box 7, the centralized box 7 is slidably connected between the two sliding rails 8, a screw bolt is threadedly connected in the inside of one of the two sliding rails 8, the centralized box 7 is fixed by the fixed screw bolt, one end of the screw bolt is attached to the surface of the centralized box 7, the upper surface of the centralized box 7 is fixedly connected with a smoke inlet 6, a valve is arranged on the smoke inlet 6 and is used for preventing flue gas from running out, the lower end of the smoke inlet 6 extends to the inside of the centralized box 7, the upper end of the smoke inlet 6 is detachably connected with one end of the smoke conveying pipe 5, activated carbon particles are filled in the inside of the centralized box 7 and are used for filtering flue gas, a conveying pipe 22 is arranged on the side surface of the centralized box 7 and is used for being connected with other devices, so that flue gas can be further purified or discharged, a valve is arranged on the conveying pipe 22 and is used for preventing flue gas from running out, a fan 9 is arranged in the inside of the discharge cylinder 15 and is used for accelerating the discharge of flue gas, the fan 9 is arranged on the upper portion of the electric telescopic rod 10, an embedded groove is arranged on the upper surface of the first connecting head 4, an inclined surface is arranged on the side surface of the clamping block 17 and is matched with the inclined surface of the sliding groove 21, so that the clamping block 17 is conveniently moved, the shape and size of the clamping block 17 are matched with the shape and size of the sliding groove 21, the two clamping blocks 17 are symmetrically arranged and are fixedly and stably arranged.

[0029] Working principle: first install the device, when the smoke needs to be discharged, the staff can start the fan 9 to discharge the smoke, through the smoke conveying pipe 5 to convey the smoke to the inside of the centralized box 7, use the activated carbon particles in the inside of the centralized box 7 to filter the conveyed smoke, then through the conveying pipe 22 to discharge or further process, when the smoke conveying pipe 5 is disassembled, first start the electric telescopic rod 10 to drive the moving block 14 and the first isolation plate 12 to move and cooperate with the second isolation plate 13 to form a closed state, which can prevent the smoke from running out during the replacement process, then push the two clamping blocks 17 to retract, take out the second connecting head 20 from the inside of the first connecting head 4, when the installation is needed, align the sliding groove 21 with the clamping block 17, then use the sliding groove 21 and the inclined surface of the clamping block 17 to make the clamping block 17 retract, use the spring 16 elasticity and the clamping groove 18 to clamp the second connecting head 20, increase the convenience of replacing the smoke conveying pipe 5, and the replacement efficiency is higher.

[0030] The above embodiment of the utility model is described in detail in combination with the drawings, but the utility model is not limited to the above embodiment, and various changes can be made within the knowledge range possessed by those skilled in the art without departing from the purpose of the utility model.

Claims

1. A calciner offgas recovery apparatus comprising: The calcination furnace body (1), the smoke exhaust pipe (2) and the temporary storage tank (3) are characterized in that the upper surface of the temporary storage tank (3) is fixedly connected with a discharge cylinder (15), the inner wall of the discharge cylinder (15) is fixedly connected with a second isolation plate (13), the inner wall of the discharge cylinder (15) is rotatably connected with a first isolation plate (12), the inner wall of the discharge cylinder (15) is fixedly connected with an electric telescopic rod (10), the output end of the electric telescopic rod (10) is rotatably connected with a moving block (14), and the lower surface of the moving block (14) is slidably connected with the upper surface of the first isolation plate (12). The upper end of the discharge cylinder (15) is fixedly connected with a first connecting head (4), the inner wall of the first connecting head (4) is provided with two springs (16), one end of each of the two springs (16) is fixedly connected with a clamping block (17), the outer surface of the clamping block (17) is slidably connected with the inside of the first connecting head (4), the end of each of the two clamping blocks (17) away from the spring (16) extends to the outside of the first connecting head (4), the lower surface of each of the two clamping blocks (17) is provided with a clamping groove (18), the inside of the first connecting head (4) is movably connected with a second connecting head (20), the side surface of the second connecting head (20) is provided with two sliding grooves (21), and the inside of the second connecting head (20) is provided with a smoke conveying pipe (5).

2. The calciner flue gas recovery apparatus of claim 1, wherein: The lower surface of the temporary storage tank (3) is fixedly connected with the upper end of the smoke exhaust pipe (2), and the upper surface of the calcination furnace body (1) is fixedly connected with the lower end of the smoke exhaust pipe (2).

3. The calciner flue gas recovery system of claim 1, wherein: The side surface of the temporary storage tank (3) is fixedly connected with two sliding rails (8), the central box (7) is slidably connected between the two sliding rails (8), and the inside of one of the sliding rails (8) is threadedly connected with a bolt, and the end of the bolt is attached to the surface of the central box (7).

4. The calciner flue gas recovery system of claim 3, wherein: The upper surface of the central box (7) is fixedly connected with a smoke inlet (6), the lower end of the smoke inlet (6) extends to the inside of the central box (7), and the upper end of the smoke inlet (6) is detachably connected with one end of the smoke conveying pipe (5).

5. The calciner off-gas recovery apparatus of claim 3, wherein: The inside of the central box (7) is filled with activated carbon particles, and the side surface of the central box (7) is provided with a conveying pipe (22).

6. The calciner off-gas recovery apparatus of claim 1, wherein: The inside of the discharge cylinder (15) is provided with a fan (9), and the fan (9) is arranged on the upper part of the electric telescopic rod (10).

7. The calciner off-gas recovery apparatus of claim 1, wherein: The upper surface of the first connecting head (4) is provided with a matching groove, and the side surface of the clamping block (17) is provided with an inclined surface.

8. The calciner flue gas recovery system of claim 1, wherein: The shape and size of the clamping block (17) are matched with the shape and size of the sliding groove (21), and the two clamping blocks (17) are symmetrically arranged.

Images