Gasification furnace with protection structure

Abstract

The utility model relates to the technical field of gasification furnaces, and discloses a gasification furnace with a protection structure, the gasification furnace comprises a furnace body and a waste gas box, the waste gas box is fixed on the surface of the furnace body, a filter assembly and a replacement assembly are arranged on the surface and inside the waste gas box, and the replacement assembly comprises a fixing plate used for stabilizing a sliding plate, according to the gasification furnace with the protection structure, the replacement assembly is arranged, a set of rockers are rotated, a first gear drives a second gear to rotate synchronously, a rotating rod enables a screw to rotate, a threaded block moves, a movable rod turns over, a sliding plate is arranged, and a rubber plug is close to a first three-way pipe and a second three-way pipe, so that the first three-way pipe and the second three-way pipe can be blocked by the rubber plug; by arranging a limiting piece, the situation that waste smoke sealing is affected by mistaken touch is prevented, at the moment, a set of box doors corresponding to the filter plates needing to be replaced are opened, the filter plates can be pulled out to be replaced and cleaned, equipment operation does not need to be stopped, and the use efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of gasification furnace, concretely is a gasification furnace with protection structure. BACKGROUND

[0002] The gasification furnace is also called gas furnace, and its gas production raw material is crop straw, forest waste and all other combustible substances, and is a renewable resource that can be taken without exhaustion and used without depletion, and straw gas is the most economical and most convenient.

[0003] According to a kind of gasification furnace (announcement number: CN219363553U) shown, the cooperation between the above application by storage tank, discharge pipe, water pipe, pipeline two, hollow block and filter plate, so that gasification furnace can filter the smoke discharged when use, to reach the purpose of filtering harmful gas and dust in smoke.

[0004] However, in actual application, the filtering system of the gasification furnace still has some problems to be solved. In particular, as the gasification furnace continues to run, the filter plate as a key component bears the filtering task for a long time, and gradually accumulates dust and impurities, which leads to a gradual decline in its filtering effect. This not only affects the running efficiency of the gasification furnace, but also may cause secondary pollution to the environment due to non-compliance of emission. For the replacement and cleaning of the filter plate, the existing design has certain limitations in operation. Specifically, when the filter plate needs to be maintained (such as replacement or cleaning), the overall operation of the gasification furnace often needs to be stopped. The continuous supply of gas is interrupted, and the use efficiency of the gasification furnace is reduced. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a gasification furnace with protection structure to solve the problems raised in the above background.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a gasification furnace with protection structure, comprising a furnace body and a waste gas tank, the waste gas tank is fixed on the surface of the furnace body, the surface and the inside of the waste gas tank are provided with a filter assembly and a replacement assembly;

[0007] The replacement assembly comprises:

[0008] The fixed plate is used to stabilize the sliding plate.

[0009] The sliding plate is used to stabilize the movement of the rubber plug.

[0010] The rubber plug is used to block the inlet and outlet of the waste gas tank.

[0011] The limiting piece avoids accidental touch and affects the blocking.

[0012] Preferably, the fixed plate is fixed to the inner wall of the exhaust gas tank, the surface of the fixed plate is slidingly connected with a sliding plate, the surface of the sliding plate is fixed with a rubber plug, the inner wall of the exhaust gas tank is rotatably connected with a screw rod, the surface of the exhaust gas tank is provided with a rotating rod, the rotating rod penetrates through the exhaust gas tank and is rotatably connected with the exhaust gas tank, the rotating rod is fixedly connected with the screw rod, the screw rod penetrates through a threaded block, the threaded block is threadedly connected with the screw rod, the surface of the threaded block is hingedly connected with a movable rod, one end of the movable rod away from the threaded block is hingedly connected to the surface of the sliding plate, the rotating rod penetrates through a gear one and is fixedly connected with the gear one, the surface of the exhaust gas tank is rotatably connected with a gear two, the gear one is engaged with the gear two, the replacement assembly is provided with two groups, and the two groups of replacement assemblies are symmetrically arranged with the center line of the exhaust gas tank as the axis of symmetry, the surface of the exhaust gas tank is provided with a limiting piece, one group of rocker arms is rotated, the gear one drives the gear two to rotate synchronously, the screw rod is rotated through the rotating rod, the threaded block moves, the movable rod flips, and the sliding plate and the rubber plug approach the three-way pipe one and the three-way pipe two, so that the rubber plug plugs the three-way pipe one and the three-way pipe two. Reverse one group of rocker arms, so that the rubber plug no longer plugs.

[0013] Preferably, the limiting piece comprises a connecting plate, the connecting plate is fixed to the surface of the exhaust gas tank, a sliding groove is formed in the surface of the connecting plate, a clamping rod is slidingly connected to the inner wall of the sliding groove, a through hole is formed in the surface of the connecting plate, a pull rod is fixed to the surface of the clamping rod, one end of the pull rod away from the clamping rod penetrates through the through hole, a connecting groove is formed in the inner wall of the sliding groove, a movable column is slidingly connected to the inner wall of the connecting groove, a spring is fixed to the surface of the movable column, one end of the spring away from the movable column is fixed to the inner wall of the connecting groove, an active slot is formed in the surface of the clamping rod, the active slot is provided with two groups, the pull rod is pushed, and the clamping rod is located between the clamping teeth of the gear one, so as to limit the gear one and avoid external accidental touch of the rocker arm.

[0014] Preferably, the filter assembly comprises a partition plate, the partition plate is fixed to the inner wall of the exhaust gas tank, the surface and the inner wall of the exhaust gas tank are both fixed with a bottom plate, the top of the bottom plate is placed with a filter plate, the bottom plate and the filter plate are provided with four groups, and the four groups of bottom plates and filter plates are divided into two groups, and the filter plate can filter the waste flue gas.

[0015] Preferably, the surface of the furnace body is connected with a three-way pipe one, one end of the three-way pipe one away from the furnace body is connected with the top of the exhaust gas tank, the three-way pipe one communicates with the furnace body, the bottom of the exhaust gas tank is provided with a three-way pipe two, one end of the three-way pipe two away from the exhaust gas tank is connected with a suction fan, and the suction fan is turned on, so that the waste flue gas enters the exhaust gas tank through the three-way pipe one.

[0016] Preferably, the surface of the waste gas tank is mounted with tank doors, the tank doors are provided with two groups, and the two groups of tank doors are symmetrically arranged with the center line of the waste gas tank as the symmetric axis, which facilitates the replacement of the filter plate alternately and avoids the discharge of waste flue gas.

[0017] Compared with the prior art, the gasification furnace with the protection structure has the following beneficial effects:

[0018] 1. The gasification furnace with the protection structure, by setting the replacement assembly, rotating a set of rocker arms, gear one drives gear two to rotate synchronously, through the rotating rod, the screw rod rotates, the threaded block moves, the movable rod flips, the sliding plate and the rubber plug approach three-way pipe one and three-way pipe two, so that the rubber plug can plug three-way pipe one and three-way pipe two, reversing a set of rocker arms makes the rubber plug no longer plug, by setting the limiting piece, preventing accidental touch affecting waste flue gas sealing, at this time, opening the corresponding one group of tank doors that need to replace the filter plate, the filter plate can be taken out for replacement and cleaning, without stopping the equipment running, improving the use efficiency.

[0019] 2. The gasification furnace with the protection structure, by setting the filter assembly, opening the air suction fan, at this time, the waste flue gas generated by the furnace body combustion enters the waste gas tank through three-way pipe one, is filtered through the filter plate, and is discharged through three-way pipe two, which can avoid the influence of waste flue gas on personnel health and protect personnel. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a front view structural schematic diagram of the utility model;

[0021] Figure 2 It is an internal structure schematic diagram of the utility model;

[0022] Figure 3 It is a waste gas tank back view structural schematic diagram of the utility model;

[0023] Figure 4 It is a Figure 3 A enlarged structure schematic diagram of the utility model;

[0024] Figure 5 It is a front view structural schematic diagram of the replacement assembly of the utility model;

[0025] Figure 6 It is a limiting piece sectional view structural schematic diagram of the utility model.

[0026] In the figure: 1, furnace body; 2, exhaust box; 3, box door; 4, three-way pipe one; 5, three-way pipe two; 6, suction fan; 7, filter assembly; 70, partition; 71, bottom plate; 72, filter plate; 8, replacement assembly; 80, fixed plate; 81, sliding plate; 82, rubber plug; 83, screw rod; 84, threaded block; 85, movable rod; 86, rotating rod; 87, gear one; 88, rocker; 800, gear two; 89, limiting piece; 890, connecting plate; 891, sliding groove; 892, clamping rod; 893, through hole; 894, pull rod; 895, connecting groove; 896, movable column; 897, spring; 898, movable slot. DETAILED DESCRIPTION

[0027] As Figures 1-6 shown, the utility model provides a technical scheme: a gasification furnace with protective structure, including furnace body 1 and exhaust box 2, exhaust box 2 is fixed on the surface of furnace body 1, and the surface and inside of exhaust box 2 are provided with filter assembly 7 and replacement assembly 8, and replacement assembly 8 includes: fixed plate 80, sliding plate 81, rubber plug 82, screw rod 83, threaded block 84, movable rod 85, rotating rod 86, gear one 87, rocker 88, gear two 800, limiting piece 89, connecting plate 890, sliding groove 891, clamping rod 892, through hole 893, pull rod 894, connecting groove 895, movable column 896, spring 897, movable slot 898.

[0028] Fixed plate 80 is fixed on the inner wall of exhaust box 2, the surface of fixed plate 80 is slidably connected with sliding plate 81, the surface of sliding plate 81 is fixed with rubber plug 82, the inner wall of exhaust box 2 is rotatably connected with screw rod 83, the surface of exhaust box 2 is provided with rotating rod 86, rotating rod 86 penetrates exhaust box 2, and rotating rod 86 is rotatably connected with exhaust box 2, rotating rod 86 is fixedly connected with screw rod 83, screw rod 83 penetrates threaded block 84, threaded block 84 is threadedly connected with screw rod 83, the surface of threaded block 84 is hingedly connected with movable rod 85, the end, away from threaded block 84 of movable rod 85 is hingedly connected on the surface of sliding plate 81, rotating rod 86 penetrates gear one 87, and rotating rod 86 is fixedly connected with gear one 87, the surface of exhaust box 2 is rotatably connected with gear two 800, gear one 87 is engaged with gear two 800, replacement assembly 8 is provided with two groups, and the two groups of replacement assembly 8 are symmetrically arranged with the center line of exhaust box 2 as the axis of symmetry, the surface of exhaust box 2 is provided with limiting piece 89, one group of rocker 88 is rotated, at this time, gear one 87 drives gear two 800 to rotate synchronously, at this time, screw rod 83 is rotated through rotating rod 86, can drive threaded block 84 to move, at this time, movable rod 85 is overturned, can drive sliding plate 81, rubber plug 82 to approach three-way pipe one 4, three-way pipe two 5, can make rubber plug 82 block three-way pipe one 4, three-way pipe two 5, reverse one group of rocker 88, so that rubber plug 82 does not block again.

[0029] The limiting piece 89 comprises a connecting plate 890 fixed on the surface of the waste gas box 2, a sliding groove 891 is opened on the surface of the connecting plate 890, a clamping rod 892 is slidably connected to the inner wall of the sliding groove 891, a through hole 893 is opened on the surface of the connecting plate 890, a pull rod 894 is fixed on the surface of the clamping rod 892, one end of the pull rod 894 away from the clamping rod 892 penetrates through the through hole 893, a connecting groove 895 is opened on the inner wall of the sliding groove 891, a movable column 896 is slidably connected to the inner wall of the connecting groove 895, a spring 897 is fixed on the surface of the movable column 896, one end of the spring 897 away from the movable column 896 is fixed on the inner wall of the connecting groove 895, and the surface of the clamping rod 892 is provided with two groups of movable grooves 898. Push the pull rod 894, so that the clamping rod 892 is located between the clamping teeth of the gear one 87, that is, the gear one 87 can be limited, at the same time, the movable column 896 enters a group of movable grooves 898, at this time, the gear one 87 cannot continue to rotate, avoiding external accidental touch of the rocker 88, affecting the blockage of waste flue gas.

[0030] The filter assembly 7 comprises a partition plate 70 fixed on the inner wall of the waste gas box 2, the surface and the inner wall of the waste gas box 2 are both fixed with a bottom plate 71, the top of the bottom plate 71 is placed with a filter plate 72, the bottom plate 71 and the filter plate 72 are provided with four groups, and the four groups of bottom plates 71 and filter plates 72 are divided into two groups, the filter plate 72 can filter the waste flue gas, avoiding the influence of the waste flue gas on the personnel, and protecting the personnel.

[0031] The surface of the furnace body 1 is connected with a three-way pipe one 4, one end of the three-way pipe one 4 away from the furnace body 1 is connected with the top of the waste gas box 2, the three-way pipe one 4 communicates with the furnace body 1, the bottom of the waste gas box 2 is provided with a three-way pipe two 5, one end of the three-way pipe two 5 away from the waste gas box 2 is connected with a suction fan 6, opening the suction fan 6 can make the waste flue gas enter the waste gas box 2 through the three-way pipe one 4 and be discharged through the three-way pipe two 5. The surface of the waste gas box 2 is provided with a box door 3, the box door 3 is provided with two groups, and the two groups of box doors 3 are symmetrically arranged with the center line of the waste gas box 2 as the axis of symmetry, which is convenient for replacing the filter plate 72 alternately.

[0032] In use, pull the pull rod 894, so that the clamping rod 892 is disengaged from the clamping teeth of the gear one 87, at this time the surface of the movable column 896 is in contact with the inner wall of the movable groove 898, at this time the movable column 896 enters the connecting groove 895, and the spring 897 is compressed, when the position of the movable column 896 is parallel to the position of the other set of movable grooves 898, at this time the spring 897 is released, so that the movable column 896 enters the movable groove 898 to stabilize the clamping rod 892, at this time rotate a set of rocker levers 88, at this time the gear one 87 drives the gear two 800 to rotate synchronously, at this time the screw rod 83 is rotated through the rotating rod 86, so as to drive the threaded block 84 to move, at this time the movable rod 85 is turned over, so as to drive the sliding plate 81 and the rubber plug 82 to approach the three-way pipe one 4 and the three-way pipe two 5, so as to make the rubber plug 82 block the three-way pipe one 4 and the three-way pipe two 5, push the pull rod 894, so that the clamping rod 892 is located between the clamping teeth of the gear one 87, so as to limit the gear one 87, at the same time the movable column 896 enters a set of movable grooves 898, at this time the gear one 87 cannot continue to rotate, avoiding the influence of external accidental touch of the rocker lever 88 on the blocking of the waste flue gas, the flying waste flue gas generated by combustion in the furnace body 1 enters the waste gas tank 2 through the three-way pipe one 4, at the same time the exhaust fan 6 is started, the waste flue gas enters the waste gas tank 2 through another outlet of the three-way pipe one 4, is filtered through the filter plate 72, and is discharged through another set of outlets of the three-way pipe two 5, avoiding the influence of the waste flue gas on the health of personnel, when the filter plate 72 needs to be replaced after long-term use, at this time the clamping rod 892 is disengaged from the clamping teeth of the gear one 87, and a set of rocker levers 88 is reversed, so that the rubber plug 82 no longer blocks, at this time another set of rocker levers 88 is rotated, so that the rubber plug 82 blocks another set of outlets of the three-way pipe one 4 and the three-way pipe two 5, so as to change the direction of the waste flue gas, at this time the corresponding tank door 3 which needs to replace the filter plate 72 is opened, so as to extract the filter plate 72 for replacement and cleaning, without stopping the equipment operation, improving the use efficiency.

[0033] The above is a detailed description of the present application, but some modifications or improvements can be made on the basis of the present application, which is obvious to those skilled in the art. Therefore, the modifications or improvements without departing from the spirit of the present application are within the scope of the present application.

Claims

1. A gasification furnace with a protective structure, comprising a furnace body (1) and a waste gas box (2), characterized in that: The waste gas tank (2) is fixed on the surface of the furnace body (1), and the surface and the inside of the waste gas tank (2) are provided with a filtering assembly (7) and a replacing assembly (8); The replacing assembly (8) comprises: A fixing plate (80) is used for stabilizing the sliding plate (81); The sliding plate (81) is used for stabilizing the movement of the rubber plug (82); The rubber plug (82) is used for blocking the air inlet and outlet of the waste gas tank (2); The limiting piece (89) avoids the influence of accidental touch on the blocking.

2. The gasifier with a protective structure according to claim 1, characterized in that: The fixing plate (80) is fixed on the inner wall of the waste gas tank (2), the surface of the fixing plate (80) is slidingly connected with the sliding plate (81), the surface of the sliding plate (81) is fixed with the rubber plug (82), the inner wall of the waste gas tank (2) is rotatably connected with the screw rod (83), the surface of the waste gas tank (2) is provided with the rotating rod (86), the rotating rod (86) penetrates through the waste gas tank (2) and is rotatably connected with the waste gas tank (2), the rotating rod (86) is fixedly connected with the screw rod (83), the screw rod (83) penetrates through the threaded block (84), the threaded block (84) is threadedly connected with the screw rod (83), the surface of the threaded block (84) is hingedly connected with the movable rod (85), one end of the movable rod (85) away from the threaded block (84) is hingedly connected to the surface of the sliding plate (81), the rotating rod (86) penetrates through the gear one (87) and is fixedly connected with the gear one (87), the surface of the waste gas tank (2) is rotatably connected with the gear two (800), the gear one (87) is engaged with the gear two (800), the replacing assembly (8) is provided with two groups, and the two groups of replacing assemblies (8) are symmetrically arranged with the center line of the waste gas tank (2) as the axis of symmetry, and the surface of the waste gas tank (2) is provided with the limiting piece (89).

3. The gasifier with a protective structure according to claim 1, characterized in that: The limiting piece (89) comprises a connecting plate (890), the connecting plate (890) is fixed on the surface of the waste gas tank (2), the surface of the connecting plate (890) is provided with a sliding groove (891), the inner wall of the sliding groove (891) is slidingly connected with a clamping rod (892), the surface of the connecting plate (890) is provided with a through hole (893), the surface of the clamping rod (892) is fixed with a pull rod (894), one end of the pull rod (894) away from the clamping rod (892) penetrates through the through hole (893), the inner wall of the sliding groove (891) is provided with a connecting groove (895), the inner wall of the connecting groove (895) is slidingly connected with a movable column (896), the surface of the movable column (896) is fixed with a spring (897), one end of the spring (897) away from the movable column (896) is fixed on the inner wall of the connecting groove (895), the surface of the clamping rod (892) is provided with a movable groove (898), and the movable groove (898) is provided with two groups.

4. The gasifier with a protective structure according to claim 1, characterized in that: The filter assembly (7) comprises a partition plate (70) fixed on the inner wall of the exhaust gas tank (2), the surface and the inner wall of the exhaust gas tank (2) are both fixed with a bottom plate (71), the top of the bottom plate (71) is placed with a filter plate (72), the bottom plate (71) and the filter plate (72) are both provided with four groups, and the four groups of bottom plates (71) and filter plates (72) are divided into two groups.

5. The gasifier with protective structure according to claim 1, characterized in that: The surface of the furnace body (1) is connected with a three-way pipe one (4), one end of the three-way pipe one (4) away from the furnace body (1) is connected with the top of the exhaust gas tank (2), the three-way pipe one (4) is communicated with the furnace body (1), the bottom of the exhaust gas tank (2) is installed with a three-way pipe two (5), one end of the three-way pipe two (5) away from the exhaust gas tank (2) is connected with a suction fan (6).

6. The gasifier with protective structure according to claim 1, characterized in that: The surface of the exhaust gas tank (2) is installed with a tank door (3), the tank door (3) is provided with two groups, and the two groups of tank doors (3) are symmetrically arranged with the center line of the exhaust gas tank (2) as the axis of symmetry.

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