RTO gasification furnace

Abstract

The utility model discloses an RTO gasification furnace which comprises a furnace body, a heat storage ceramic group arranged in the furnace body, an air inlet arranged below the side edge of the furnace body and an air outlet arranged above the furnace body, the heat storage ceramic group comprises an isolation net plate, and more than one ceramic group is arranged below the isolation net plate at intervals. An air cylinder, a grating module, a temperature sensor and a guide sliding rail are arranged in the furnace body, a piston rod of the air cylinder is connected with an isolation net plate, the grating module comprises a grating net plate, filtering grating strips are inserted into the grating net plate at intervals, the guide sliding rail is installed at the end, away from the air cylinder, of the furnace body, and the other end of the isolation net plate is slidably connected to the guide sliding rail. A combustion fixing plate is arranged at the bottom of the furnace body, a distance exists between the combustion fixing plate and the inner bottom face of the furnace body, a weight sensor is arranged below the combustion fixing plate, a controller electrically connected with the weight sensor, the temperature sensor and the air cylinder is arranged on the side edge of the furnace body, and the temperature sensor is located below the grating module. The structure realizes height adjustment of the heat storage ceramic group.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of coal gasification equipment in the field of energy, cement, metallurgy, chemical industry, and specifically is a RTO gasification furnace. BACKGROUND

[0002] The RTO gasification furnace adopts heat storage ceramic as heat exchange medium, utilizes the heat storage and heat release function of ceramic, realizes the recycling of heat, and the whole working principle is: after organic waste gas enters the RTO furnace, is heated to oxidation temperature first, makes the organic matter in waste gas oxidize and decompose into carbon dioxide and water and other harmless substances, and when the high-temperature gas after oxidation passes through the heat storage ceramic, heat is transferred to the ceramic, so that the ceramic is heated and stored heat.

[0003] However, the existing RTO gasification furnace has the following problems: 1, the internal coal combustion rate cannot be found in time, which leads to the problem that the coal is burned out and cannot be found in time; 2, the ceramic height in the furnace body cannot be adjusted, which leads to the problem of low heat exchange efficiency, so it needs to be improved. UTILITY MODEL CONTENT

[0004] The utility model discloses a RTO gasification furnace to solve the problem that the existing RTO gasification furnace cannot find the internal coal combustion rate in time, which leads to the problem that the coal is burned out and cannot be found in time, and the ceramic height in the furnace body cannot be adjusted, which leads to the problem of low heat exchange efficiency.

[0005] In order to achieve the above purpose, the utility model provides the following technical scheme: a RTO gasification furnace, including furnace body, the heat storage ceramic group is arranged in the furnace body, the furnace body lower side is provided with the gas inlet, the furnace body upper side is provided with the gas outlet, characterized in that, the heat storage ceramic group includes the isolation net board, the lower side of the isolation net board is provided with more than one ceramic group at intervals, the furnace body is provided with the air cylinder, the grid module, the temperature sensor and the guide slide rail, the piston rod of the air cylinder is connected with the isolation net board, the grid module includes the grid net board, the grid net board is inserted with the filter grid strip at intervals, the guide slide rail is installed to the one end of the furnace body away from the air cylinder, the other end of the isolation net board is slidably connected on the guide slide rail, the bottom of the furnace body is provided with the combustion fixed plate with the interval of the furnace body inner bottom surface, the combustion fixed plate lower side is provided with the weight sensor, the side of the furnace body is provided with the controller that is electrically connected with the weight sensor, the temperature sensor, the air cylinder, the temperature sensor is located below the grid module.

[0006] As preferred, the first channel is embedded on one side of the furnace body, the air outlet is located at the end of the first channel away from the furnace body, the first channel top is respectively provided with a first jack and a second jack, a filter core layer is inserted in the first jack, and a desiccant layer is inserted in the second jack.

[0007] As preferred, the exhaust efficiency is improved, the second channel is embedded on the other side of the furnace body, a fan is installed in the second channel, the fan is arranged opposite to the first channel, and a grid plate is installed in the second channel away from the furnace body.

[0008] As preferred, the heat exchange efficiency is improved, each group of ceramic groups comprises two mirror image ceramic sheets, and the two ceramic sheets on the same group of ceramic groups are arranged in a funnel structure with a small lower opening and a large upper opening.

[0009] As preferred, the heat exchange efficiency is improved, the inner sides of the two ceramic sheets on the same group of ceramic groups are uniformly distributed with triangular convex points, and each ceramic sheet is a double-layer hollow structure.

[0010] As preferred, the heat exchange efficiency is improved, a cooling liquid is arranged in the hollow of each ceramic sheet, each ceramic sheet is sequentially connected, the leftmost ceramic sheet is connected with a cooling liquid input pipe, the rightmost ceramic sheet is connected with a cooling liquid output pipe, and the cooling liquid input pipe and the cooling liquid output pipe are connected with a cooling liquid storage room on the side of the furnace body.

[0011] As preferred, the stability is ensured, and the bottom of the furnace body is provided with an anti-skid seat.

[0012] As preferred, the fuel inlet is arranged on the side of the furnace body and aligned with the combustion fixed plate, and a cover plate is hinged at the fuel inlet.

[0013] Compared with the prior art, the beneficial effects of the utility model are that: the heat exchange effect is better by setting the heat storage ceramic group which can be lifted in the furnace body to adjust the height of the heat storage ceramic group according to the height requirement, and the structure is internally provided with a combustion fixed plate for placing the fuel which needs to be combusted, then the weight sensor is used to monitor the weight condition of the fuel after combustion in real time, once the fuel weight is lower than the preset threshold, an alarm is immediately given to avoid the problem that the coal is not burned out in time, and the use of the equipment is affected. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is an internal structure schematic view of a RTO gasification furnace disclosed in embodiment 1;

[0015] Figure 2 It is a structure schematic view of the first channel disclosed in embodiment 1;

[0016] Figure 3 Structure diagram of the second channel disclosed in Embodiment 1;

[0017] Figure 4 Structure diagram of the heat storage ceramic group in Embodiment 2;

[0018] Figure 5 Structure diagram of the internal structure of an RTO gasification furnace disclosed in Embodiment 3;

[0019] Figure 6 Structure diagram of the internal structure of an RTO gasification furnace disclosed in Embodiment 4.

[0020] In the figure: furnace body 1, heat storage ceramic group 2, air inlet 3, air outlet 4, isolation net plate 201, ceramic group 202, air cylinder 5, grid module 6, temperature sensor 7, guide slide rail 8, grid net plate 601, filter grid strip 602, combustion fixed plate 9, weight sensor 10, controller 11, first channel 12, first jack 13, second jack 14, filter core layer 15, desiccant layer 16, fan 17, grid plate 18, ceramic sheet 19, triangular convex point 20, cooling liquid input pipe 21, cooling pipe output pipe 22, anti-skid seat 24, fuel inlet 25, cover plate 26, second channel 27. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of the present application. Embodiment 1

[0022] Please refer to Figures 1-3The embodiment discloses a RTO gasification furnace, which comprises a furnace body 1, a heat storage ceramic group 2 arranged in the furnace body 1, an air inlet 3 arranged below the side of the furnace body 1, an air outlet 4 arranged above the furnace body 1, the heat storage ceramic group 2 comprising an isolation net plate 201, more than one ceramic group 202 being arranged below the isolation net plate 201 at intervals, a cylinder 5, a grid module 6, a temperature sensor 7 and a guide slide rail 8 being arranged in the furnace body 1, a piston rod of the cylinder 5 being connected with the isolation net plate 201, the grid module 6 comprising a grid net plate 601, filter grid strips 602 being inserted into the grid net plate 601 at intervals, the guide slide rail 8 being installed to one end of the furnace body 1 away from the cylinder 5, the other end of the isolation net plate 201 being slidably connected to the guide slide rail 8, a combustion fixing plate 9 being arranged at the bottom of the furnace body 1 and being spaced apart from the inner bottom surface of the furnace body 1, a weight sensor 10 being arranged below the combustion fixing plate 9, a controller 11 being electrically connected with the weight sensor 10, the temperature sensor 7 and the cylinder 5 and being arranged at the side of the furnace body 1, and the temperature sensor 7 being arranged below the grid module 6.

[0023] As preferred, a first channel 12 is embedded and installed at one side of the furnace body 1, the air outlet 4 is located at one end of the first channel 12 away from the furnace body 1, a first jack 13 and a second jack 14 are respectively arranged at the top of the first channel 12, a filter core layer 15 is inserted into the first jack 13, and a desiccant layer 16 is inserted into the second jack 14.

[0024] As preferred, the exhaust efficiency is improved, a second channel 27 is embedded and installed at the other side of the furnace body 1, a fan 17 is installed in the second channel 27, the fan 17 is arranged opposite to the first channel 12, and a grid plate 18 is installed in the second channel 27 away from the furnace body 1.

[0025] As preferred, the heat exchange efficiency is improved, each ceramic group 202 comprises two mirror image ceramic sheets 19, and the two ceramic sheets 19 on the same ceramic group 202 are arranged to form a funnel structure with a small opening at the bottom and a large opening at the top.

[0026] As preferred, the stability is ensured, an anti-skid seat 24 is arranged at the bottom of the furnace body 1.

[0027] The structure can adjust the height of the heat accumulating ceramic group 2 according to the height requirement by arranging the heat accumulating ceramic group 2 which can be lifted in the furnace body 1, so that the final heat exchange effect is better, and in the structure, the combustion fixing plate 9 is arranged inside for placing the fuel which needs to be combusted, then the weight sensor 10 is used to monitor the weight condition of the fuel after combustion in real time, once the fuel weight is lower than the preset threshold, an alarm is given to avoid the problem that the coal combustion is not found in time, and the use of the equipment is affected, and based on the detection alarm, the coal powder quality is obtained, and the coal powder is replaced in time, and the grid module 6 is used for grid filtering of the heated gas, so that the organic matters in the waste gas are oxidized and decomposed into harmless substances such as carbon dioxide and water. Embodiment 2

[0028] Please refer to Figure 4 The RTO gasification furnace disclosed in the embodiment can improve the heat exchange efficiency, the inner sides of the two ceramic sheets 19 on the same ceramic group 202 are uniformly distributed with triangular convex points 20, and each ceramic sheet 19 is a double-layer hollow structure, and the heat exchange efficiency is further improved by arranging the convex points on the surface of the ceramic sheet 19. Embodiment 3

[0029] Please refer to Figure 5 The RTO gasification furnace disclosed in the embodiment can improve the heat exchange efficiency, the hollow part of each ceramic sheet 19 is provided with cooling liquid, and each ceramic sheet 19 is sequentially connected, the leftmost ceramic sheet 19 is connected with a cooling liquid input pipe 21, and the rightmost ceramic sheet 19 is connected with a cooling liquid output pipe 22, and the cooling liquid input pipe 21 and the cooling liquid output pipe 22 are connected with a cooling liquid storage chamber 23 at the side of the furnace body 1, the cooling liquid is automatically circulated through the above structure, and the heat exchange efficiency is further improved. Embodiment 4

[0030] Please refer to Figure 6 The RTO gasification furnace disclosed in the embodiment can improve the heat exchange efficiency, the hollow part of each ceramic sheet 19 is provided with cooling liquid, and each ceramic sheet 19 is sequentially connected, the leftmost ceramic sheet 19 is connected with a cooling liquid input pipe 21, and the rightmost ceramic sheet 19 is connected with a cooling liquid output pipe 22, and the cooling liquid input pipe 21 and the cooling liquid output pipe 22 are connected with a cooling liquid storage chamber 23 at the side of the furnace body 1, the cooling liquid is automatically circulated through the above structure, and the heat exchange efficiency is further improved.

[0031] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. An RTO gasification furnace, comprising a furnace body (1), a heat accumulating ceramic group (2) arranged in the furnace body (1), an air inlet (3) arranged below the side of the furnace body (1), and an air outlet (4) arranged above the furnace body (1), characterized in that, The heat storage ceramic group (2) comprises an isolation net plate (201), and one or more ceramic groups (202) are arranged below the isolation net plate (201) at intervals; the furnace body (1) is provided with a gas cylinder (5), a grid module (6), a temperature sensor (7) and a guide slide rail (8); the piston rod of the gas cylinder (5) is connected with the isolation net plate (201); the grid module (6) comprises a grid net plate (601), and filter grid bars (602) are arranged on the grid net plate (601) at intervals; the guide slide rail (8) is installed at one end of the furnace body (1) away from the gas cylinder (5); the other end of the isolation net plate (201) is slidably connected with the guide slide rail (8); the bottom of the furnace body (1) is provided with a combustion fixing plate (9) which is spaced apart from the inner bottom surface of the furnace body (1); the combustion fixing plate (9) is provided below with a weight sensor (10); the weight sensor (10), the temperature sensor (7) and the gas cylinder (5) are electrically connected with a controller (11) arranged at the side of the furnace body (1); and the temperature sensor (7) is located below the grid module (6).

2. A RTO gasifier according to claim 1, characterized in that A first channel (12) is embedded and installed at one side of the furnace body (1); the air outlet (4) is located at one end of the first channel (12) away from the furnace body (1); the top of the first channel (12) is respectively provided with a first jack (13) and a second jack (14); a filter core layer (15) is inserted into the first jack (13); and a desiccant layer (16) is inserted into the second jack (14).

3. A RTO gasifier according to claim 2, characterized in that A second channel (27) is embedded and installed at the other side of the furnace body (1); a fan (17) is installed in the second channel (27); the fan (17) is arranged opposite to the first channel (12); and a grid plate (18) is installed in the second channel (27) away from the furnace body (1) at one side of the fan (17).

4. A RTO gasifier as claimed in claim 1 or 2 or 3, wherein, Each ceramic group (202) comprises two ceramic sheets (19) arranged in mirror image; and the two ceramic sheets (19) on the same ceramic group (202) are arranged in a funnel structure with a small opening at the bottom and a large opening at the top.

5. A RTO gasifier according to claim 4, characterized in that The inner sides of the two ceramic sheets (19) on the same ceramic group (202) are evenly distributed with triangular convex points (20); and each ceramic sheet (19) is a double-layer hollow structure.

6. A RTO gasifier according to claim 5, characterized in that Cooling liquid is arranged in the hollow of each ceramic sheet (19); each ceramic sheet (19) is connected in sequence; the leftmost ceramic sheet (19) is connected with a cooling liquid input pipe (21); the rightmost ceramic sheet (19) is connected with a cooling liquid output pipe (22); and the cooling liquid input pipe (21) and the cooling liquid output pipe (22) are connected with a cooling liquid storage chamber (23) arranged at the side of the furnace body (1).

7. A RTO gasifier as claimed in claim 4, wherein, An anti-skid seat (24) is arranged at the bottom of the furnace body (1).

8. The RTO gasifier of claim 4, wherein, A fuel inlet (25) is arranged at the side of the furnace body (1) and aligned with the combustion fixing plate (9); and a cover plate (26) is hinged at the fuel inlet (25).

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