Horizontal carbonization furnace and carbonization process thereof

Abstract

The invention relates to the technical field of biomass carbonization, and discloses a horizontal carbonization furnace and a carbonization process thereof.The horizontal carbonization furnace comprises a base, a carbonization furnace body and a hot blast stove are fixedly connected to the top end of the base, a cover plate is arranged at one end of the carbonization furnace body, a moving part is arranged on the base, and the cover plate is buckled on the carbonization furnace body through the moving part; the heating assembly comprises a first heating piece and two second heating pieces, the two second heating pieces are arranged on the two opposite inner side walls of the carbonization furnace respectively, the first heating piece is fixedly connected to the middle of the side wall of one end in the carbonization furnace, two storage cavities are formed between the first heating piece and the two second heating pieces, and the first heating piece and the second heating pieces are communicated with the hot blast stove respectively; the placing assembly comprises two placing pieces, the two placing pieces are arranged on the cover plate and extend into the two storage cavities respectively, and a plurality of biomass carbon rods are arranged on the placing pieces. High-temperature flue gas and combustible pyrolysis gas are isolated, the risks of excessive combustion of biomass carbon rods and explosion in the furnace are avoided, and the equipment operation safety and the production efficiency are improved.

Description

Technical Field

[0001] The invention relates to the technical field of biomass carbonization, in particular to a horizontal carbonization furnace and a carbonization process thereof. Background Art

[0002] Biomass carbon rods, also known as artificial charcoal, regenerated charcoal, smokeless clean charcoal, are carbon rods made by extruding wood chips. The raw materials of carbon rods are widely available, such as rice husks, peanut shells, cotton shells, corn cobs, corn stalks, sorghum stalks, etc., and sawdust, wood shavings, and bamboo chips are the best. It has a high density, high calorific value, is smokeless, odorless, pollution-free, non-explosive, and flammable, and is an internationally recognized green and environmentally friendly product. With the increase of people's green awareness, biomass carbon rods are widely used.

[0003] In the prior art, when carbonizing biomass carbon rods, the carbonization treatment is usually carried out in a carbonization furnace. The treatment process in the prior art has the risk of excessive combustion of the biomass carbon rods and explosion in the furnace, and cannot guarantee the safety of equipment operation and the overall production efficiency.

[0004] Therefore, a horizontal carbonization furnace and a carbonization process thereof are urgently needed to solve the above problems. Summary of the invention

[0005] The purpose of the present invention is to provide a horizontal carbonization furnace and a carbonization process thereof to solve the problems existing in the above-mentioned prior art.

[0006] To achieve the above object, the present invention provides the following solution: The present invention provides a horizontal carbonization furnace, comprising:

[0007] A base, the top of which is fixedly connected to a carbonization furnace and a hot air furnace, a cover plate is provided at one end of the carbonization furnace, a moving part is provided on the base, and the cover plate is buckled on the carbonization furnace through the moving part;

[0008] A heating assembly, comprising a first heating element and two second heating elements, wherein the two second heating elements are respectively arranged on two opposite inner side walls of the carbonization furnace, the first heating element is fixedly connected to the middle of a side wall at one end of the carbonization furnace, and two storage cavities are formed between the first heating element and the two second heating elements, and the first heating element and the second heating element are respectively connected to the hot air furnace;

[0009] The placement component comprises two placement pieces, which are respectively arranged on the cover plate and extend into the two storage cavities respectively, and a plurality of biomass carbon rods are arranged on the placement pieces.

[0010] According to a horizontal carbonization furnace provided by the present invention, the moving part includes a first slide groove opened at the top of the base, a threaded rod is rotatably connected in the first slide groove, a first slider is threadedly connected to the threaded rod, a moving plate is fixedly connected to the top of the first slider, the bottom end of the moving plate is in sliding contact with the top of the base, the cover plate is fixedly connected to the top of the moving plate, a first motor is fixedly connected to the base, and one end of the threaded rod is fixedly connected to the output shaft of the first motor.

[0011] According to a horizontal carbonization furnace provided by the present invention, the placing member includes a placing rack fixedly connected to the cover plate, a plurality of placing baskets are axially arranged in the placing rack, one end of the placing basket is rotatably connected to the cover plate, a plurality of limiting members are axially arranged on the placing rack, the other end of the placing basket is limitatively connected to the limiting member, a clamping member is arranged on the placing basket, and a plurality of the biomass carbon rods are axially placed on the clamping member.

[0012] According to a horizontal carbonization furnace provided by the present invention, the clamping part includes a fixed vertical plate fixedly connected to one side of the placing basket, and a sliding vertical plate is slidably connected to the other side of the placing basket, and a second slide groove is opened on the opposite side walls of the fixed vertical plate and the sliding vertical plate, and an adjusting rod is slidably connected in the second slide groove, and a plurality of pulley groups are circumferentially threadedly connected to the adjusting rod, and the plurality of pulley groups on the two second slide grooves correspond to each other one by one, and the biomass carbon rod is in contact with the pulley group, and a second motor is fixedly connected to the fixed vertical plate and the sliding vertical plate, one end of the adjusting rod is fixedly connected to the output shaft of the second motor, and a plurality of bidirectional threaded rods are axially fixedly connected to the adjusting rod, and the pulley group is installed on the bidirectional threaded rod.

[0013] According to a horizontal carbonization furnace provided by the present invention, the pulley group includes a second slider threadedly connected to the two ends of the bidirectional threaded rod, the outer wall of the second slider is in sliding contact with the inner wall of the second slide groove, the second slider is fixedly connected to a support block, the support block is rotatably connected to a rotating rod, the rotating rod is fixedly connected to a pulley, the pulley is arranged in contact with the biomass carbon rod, and a driving member is arranged on the fixed vertical plate, and the driving member is used to drive the pulley to rotate.

[0014] According to a horizontal carbonization furnace provided by the present invention, the driving member includes a rotating shaft, the rotating shaft is rotatably connected to one of the support blocks on the pulley group, the rotating shaft is fixedly connected to a first bevel gear, the rotating rod is fixedly connected to a second bevel gear, the first bevel gear and the second bevel gear are meshed, the opposite ends of two adjacent rotating shafts are respectively fixedly connected to a telescopic rod and a telescopic tube, the telescopic rod and the telescopic tube are slidably connected, a third motor is fixedly connected to the fixed vertical plate, and the rotating shaft at one end is fixedly connected to the output shaft of the third motor.

[0015] According to a horizontal carbonization furnace provided by the present invention, the limiting member includes a placement groove opened on the placement rack, a groove is opened on an inner wall of the opening end of the placement groove, a baffle is connected to the groove through a spring, and an insertion interface is opened on the other inner wall of the opening end of the placement groove, and the baffle is adapted to the insertion interface.

[0016] According to a horizontal carbonization furnace provided by the present invention, the first heating element includes a heat transfer fin coil fixedly connected to the middle part of the carbonization furnace, the heat transfer fin coil is connected to the hot air furnace, and the hot air furnace is used to transport high-temperature flue gas into the heat transfer fin coil.

[0017] According to a horizontal carbonization furnace provided by the present invention, the second heating element includes a heat transfer coil fixedly connected to the inner wall of the carbonization furnace, the heat transfer coil is connected to the hot air furnace, and the hot air furnace is used to transport high-temperature flue gas into the heat transfer coil.

[0018] A carbonization process comprises the following steps:

[0019] The cover plate is separated from the carbonization furnace by means of a movable member, and a plurality of biomass carbon rods are placed on the two placement members;

[0020] The cover plate is buckled onto the carbonization furnace by means of a movable member so that the biomass carbon rod is located in the storage cavity;

[0021] High-temperature flue gas is transported into the first heating element and the second heating element through the hot air furnace to carbonize the biomass carbon rods in the storage cavity.

[0022] Compared with the prior art, the present invention has the following advantages and technical effects:

[0023] The present invention provides a horizontal carbonization furnace and a carbonization process thereof. The carbonization furnace is divided into two storage chambers by a first heating element and two second heating elements. A plurality of biomass carbon rods are placed on the placement elements on the cover plate and transported to the two storage chambers respectively. The high-temperature flue gas of the hot blast furnace is transported to the first heating element and the second heating element to carbonize the biomass carbon rods, completely isolating the high-temperature flue gas and the combustible pyrolysis gas from contacting each other, avoiding the risk of excessive combustion of the biomass carbon rods and explosion in the furnace, achieving the controllability of the carbonization furnace operation and the flexibility of product quality, greatly improving the equipment operation safety and production efficiency, and preventing the occurrence of explosion accidents. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative labor:

[0025] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0026] Figure 2 For the present invention Figure 1 A partial enlarged view of the middle part;

[0027] Figure 3 It is a schematic diagram of the unfolded state of several placement baskets of the present invention;

[0028] Figure 4 This is a schematic diagram of the basket structure of the present invention;

[0029] Figure 5 It is a schematic diagram of the structure of the driving member of the present invention;

[0030] Figure 6 This is a schematic diagram of the storage chamber structure of the present invention;

[0031] Among them, 1. base; 2. carbonization furnace; 3. hot air furnace; 4. cover plate; 5. storage chamber; 6. first slide groove; 7. threaded rod; 8. first slider; 9. movable plate; 10. first motor; 11. placement rack; 12. placement basket; 13. biomass carbon rod; 14. fixed vertical plate; 15. sliding vertical plate; 16. second slide groove; 17. adjustment rod; 18. second slider; 19. second motor; 20. two-way threaded rod; 21. support block; 22. rotating rod; 23. pulley; 24. rotating shaft; 25. first bevel gear; 26. second bevel gear; 27. telescopic rod; 28. telescopic tube; 29. ​​third motor; 30. placement groove; 31. groove; 32. spring; 33. baffle; 34. plug interface; 35. heat transfer fin coil; 36. heat transfer coil. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0033] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0034] Reference Figure 1-Figure 6 The present invention provides a horizontal carbonization furnace, comprising:

[0035] A base 1, a carbonization furnace 2 and a hot air furnace 3 are fixedly connected to the top of the base 1, a cover plate 4 is arranged at one end of the carbonization furnace 2, a moving part is arranged on the base 1, and the cover plate 4 is buckled on the carbonization furnace 2 through the moving part;

[0036] The heating assembly includes a first heating element and two second heating elements, the two second heating elements are respectively arranged on two opposite inner side walls of the carbonization furnace 2, the first heating element is fixedly connected to the middle of the inner side wall of one end of the carbonization furnace 2, and two storage chambers 5 are formed between the first heating element and the two second heating elements, and the first heating element and the second heating element are respectively connected to the hot air furnace 3;

[0037] The placement assembly includes two placement pieces, which are respectively arranged on the cover plate 4 and extend into the two storage cavities 5 respectively. A plurality of biomass carbon rods 13 are arranged on the placement pieces.

[0038] Specifically, the carbonization furnace 2 is divided into two storage chambers 5 by a first heating element and two second heating elements. A plurality of biomass carbon rods 13 are placed on the placement elements on the cover plate 4 and transported to the two storage chambers 5 respectively. The high-temperature flue gas of the hot blast furnace 3 is transported to the first heating element and the second heating element to carbonize the biomass carbon rods 13, completely isolating the high-temperature flue gas and the combustible pyrolysis gas from contacting each other, avoiding the risk of excessive combustion of the biomass carbon rods and explosion in the furnace, achieving the controllability of the carbonization furnace operation and the flexibility of product quality, greatly improving the equipment operation safety and production efficiency, and preventing the occurrence of explosion accidents.

[0039] As an optional embodiment, the moving part includes a first slide groove 6 opened at the top of the base 1, a threaded rod 7 is rotatably connected in the first slide groove 6, a first slider 8 is threadedly connected to the threaded rod 7, a moving plate 9 is fixedly connected to the top of the first slider 8, the bottom end of the moving plate 9 is in sliding contact with the top of the base 1, the cover plate 4 is fixedly connected to the top of the moving plate 9, a first motor 10 is fixedly connected to the base 1, and one end of the threaded rod 7 is fixedly connected to the output shaft of the first motor 10.

[0040] Specifically, the threaded rod 7 is driven to rotate by the first motor 10 , and when the threaded rod 7 rotates, the moving plate 9 is driven to move the rod through the first slider 8 , thereby driving the cover plate 4 to move horizontally, so that the cover plate 4 can be buckled and opened.

[0041] As an optional embodiment, the placement piece includes a placement rack 11 fixedly connected to the cover plate 4, a plurality of placement baskets 12 are axially arranged inside the placement rack 11, one end of the placement basket 12 is rotatably connected to the cover plate 4, a plurality of limit members are axially arranged on the placement rack 11, the other end of the placement basket 12 is limit-connected to the limit member, a clamping piece is arranged on the placement basket 12, and a plurality of biomass carbon rods 13 are axially placed on the clamping piece.

[0042] Specifically, one end of a plurality of placement baskets 12 is rotated on the cover plate 4, and the other end is connected to the placement rack 11 through a limiter. When placing the biomass carbon rods 13, the biomass carbon rods 13 can be conveniently installed by releasing the limiter and rotating the plurality of placement baskets 12. After the installation is completed, the limiter is performed to ensure stability during the carbonization process.

[0043] As an optional embodiment, the clamping member includes a fixed vertical plate 14 fixedly connected to one side of the placement basket 12, and a sliding vertical plate 15 is slidably connected to the other side of the placement basket 12. A second slide groove 16 is opened on the opposite side walls of the fixed vertical plate 14 and the sliding vertical plate 15, and an adjusting rod 17 is slidably connected in the second slide groove 16. A plurality of pulley groups are circumferentially threadedly connected to the adjusting rod 17. The plurality of pulley groups on the two second slide grooves 16 correspond one to one, and the biomass carbon rod 13 is in contact with the pulley group. A second motor 19 is fixedly connected to the fixed vertical plate 14 and the sliding vertical plate 15, and one end of the adjusting rod 17 is fixedly connected to the output shaft of the second motor 19. A plurality of bidirectional threaded rods 20 are axially fixedly connected to the adjusting rod 17, and the pulley group is installed on the bidirectional threaded rod 20.

[0044] Specifically, the pulley groups on the sliding vertical plate 15 and the fixed vertical plate 14 drive the adjusting rod 17 to rotate through the second motor 19 to adjust the clamping width so that the device can use biomass carbon rods 13 of different diameters. After the adjustment is completed, the sliding vertical plate 15 is moved toward the fixed vertical plate 14 to clamp the biomass carbon rod 13 between the corresponding pulley groups.

[0045] Specifically, the sliding vertical plate 15 and the fixed vertical plate 14 can be connected by bolts to achieve adjustment of the spacing between them and stability after adjustment.

[0046] As an optional embodiment, the pulley group includes a second slider 18 threadedly connected to both ends of the bidirectional threaded rod 20, the outer wall of the second slider 18 is in sliding contact with the inner wall of the second slide groove 16, the second slider 18 is fixedly connected to a support block 21, the support block 21 is rotatably connected to a rotating rod 22, the rotating rod 22 is fixedly connected to a pulley 23, the pulley 23 is arranged in contact with the biomass carbon rod 13, and a driving member is arranged on the fixed vertical plate 14, and the driving member is used to drive the pulley 23 to rotate.

[0047] Specifically, the biomass carbon rod 13 is positioned and clamped by setting corresponding four pulleys 23, and at the same time, by driving one of the pulleys 23 to rotate, the biomass carbon rod 13 is driven to rotate, thereby ensuring that it is heated evenly.

[0048] As an optional embodiment, the driving member includes a rotating shaft 24, which is rotatably connected to one of the support blocks 21 on the pulley block, a first bevel gear 25 is fixedly connected to the rotating shaft 24, a second bevel gear 26 is fixedly connected to the rotating rod 22, the first bevel gear 25 and the second bevel gear 26 are meshed, and the opposite ends of two adjacent rotating shafts 24 are respectively fixedly connected to a telescopic rod 27 and a telescopic tube 28, the telescopic rod 27 and the telescopic tube 28 are slidably connected, a third motor 29 is fixedly connected to the fixed vertical plate 14, and the rotating shaft 24 at one end is fixedly connected to the output shaft of the third motor 29.

[0049] Specifically, the third motor 29 is provided to drive the rotating shaft 24 to rotate. When the rotating shaft 24 rotates, the pulley 23 is driven to rotate through the meshing first bevel gear 25 and the second bevel gear 26. When the pulley 23 rotates, it drives the contacted and clamped biomass carbon rod 13 to rotate, thereby realizing the rotation of the biomass carbon rod 13, ensuring the overall uniform heating, and then ensuring the carbonization efficiency and effect. The specifically provided telescopic rod 27 and telescopic tube 28 ensure the synchronous driving of the third motor 29 on several pulley groups.

[0050] As an optional embodiment, the limiting member includes a placement groove 30 opened on the placement rack 11, a groove 31 is opened on an inner wall of the open end of the placement groove 30, a baffle 33 is connected to the groove 31 through a spring 32, and an insertion port 34 is opened on the other inner wall of the open end of the placement groove 30, and the baffle 33 is adapted to the insertion port 34.

[0051] Specifically, a placement slot 30 is provided on the placement rack 11, and a corresponding placement block (not marked in the figure) is provided on the placement basket 12. The placement basket 12 rotates to extend the placement block into the placement slot 30. Before placement, the placement slot 30 is opened by pressing the baffle plate 33 downward. Otherwise, the baffle plate 33 is reset by the spring 32 to block the placement block, thereby limiting the placement basket 12.

[0052] As an optional embodiment, the first heating element includes a heat transfer fin coil 35 fixedly connected to the middle of the carbonization furnace 2, the heat transfer fin coil 35 is connected to the hot air furnace 3, and the hot air furnace 3 is used to transport high-temperature flue gas into the heat transfer fin coil 35.

[0053] Specifically, the hot air furnace 3 is provided to transport high-temperature flue gas into the heat transfer fin coil 35 to achieve carbonization treatment of the biomass carbon rods 13 in the storage chamber 5 .

[0054] As an optional embodiment, the second heating element includes a heat transfer coil 36 fixedly connected to the inner wall of the carbonization furnace 2, the heat transfer coil 36 is connected to the hot air furnace 3, and the hot air furnace 3 is used to transport high-temperature flue gas into the heat transfer coil 36.

[0055] Specifically, the hot air furnace 3 is provided to transport high-temperature flue gas into the heat transfer coil 36 to achieve carbonization treatment of the biomass carbon rods 13 in the storage chamber 5 .

[0056] A carbonization process comprises the following steps:

[0057] The cover plate 4 is separated from the carbonization furnace 2 by means of a movable member, and a plurality of biomass carbon rods 13 are placed on the two placement members;

[0058] The cover plate 4 is buckled onto the carbonization furnace 2 by means of a movable member, so that the biomass carbon rods 13 are located in the storage chamber 5;

[0059] The hot air furnace 3 delivers high-temperature flue gas to the first heating element and the second heating element to carbonize the biomass carbon rods 13 in the storage chamber 5 .

[0060] In the description of the present invention, it should be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0061] The embodiments described above are only descriptions of the preferred modes of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary technicians in this field should all fall within the protection scope determined by the claims of the present invention.

Claims

1. A horizontal carbonization furnace, characterized in that: include: A base (1), the top of the base (1) being fixedly connected to a carbonization furnace (2) and a hot air furnace (3), a cover plate (4) being arranged at one end of the carbonization furnace (2), a moving part being arranged on the base (1), and the cover plate (4) being buckled onto the carbonization furnace (2) via the moving part; A heating assembly, comprising a first heating element and two second heating elements, the two second heating elements being respectively arranged on two opposite inner side walls of the carbonization furnace (2), the first heating element being fixedly connected to the middle of a side wall at one end of the carbonization furnace (2), and forming two storage cavities (5) between the first heating element and the two second heating elements, the first heating element and the second heating element being respectively connected to the hot air furnace (3); The placement component comprises two placement pieces, the two placement pieces are respectively arranged on the cover plate (4) and extend into the two storage cavities (5) respectively, and a plurality of biomass carbon rods (13) are arranged on the placement pieces.

2. A horizontal carbonization furnace according to claim 1, characterized in that: The movable member comprises a first slide groove (6) provided at the top end of the base (1), a threaded rod (7) being rotatably connected in the first slide groove (6), a first slider (8) being threadedly connected to the threaded rod (7), a movable plate (9) being fixedly connected to the top end of the first slider (8), a bottom end of the movable plate (9) being in sliding contact with the top end of the base (1), the cover plate (4) being fixedly connected to the top end of the movable plate (9), a first motor (10) being fixedly connected to the base (1), and one end of the threaded rod (7) being fixedly connected to the output shaft of the first motor (10).

3. A horizontal carbonization furnace according to claim 1, characterized in that: The placement member comprises a placement frame (11) fixedly connected to the cover plate (4), a plurality of placement baskets (12) are axially arranged in the placement frame (11), one end of the placement basket (12) is rotatably connected to the cover plate (4), a plurality of limit members are axially arranged on the placement frame (11), the other end of the placement basket (12) is limitatively connected to the limit member, a clamping member is arranged on the placement basket (12), and a plurality of the biomass carbon rods (13) are axially placed on the clamping member.

4. A horizontal carbonization furnace according to claim 3, characterized in that: The clamping member includes a fixed vertical plate (14) fixedly connected to one side of the placement basket (12), and a sliding vertical plate (15) is slidably connected to the other side of the placement basket (12). Second sliding grooves (16) are provided on the opposite side walls of the fixed vertical plate (14) and the sliding vertical plate (15), and an adjusting rod (17) is slidably connected in the second sliding groove (16). A plurality of pulley groups are circumferentially threadedly connected to the adjusting rod (17), and the plurality of pulley groups on the two second sliding grooves (16) correspond to each other one by one. The biomass carbon rod (13) contacts the pulley group, and a second motor (19) is fixedly connected to the fixed vertical plate (14) and the sliding vertical plate (15). One end of the adjusting rod (17) is fixedly connected to the output shaft of the second motor (19), and a plurality of bidirectional threaded rods (20) are fixedly connected to the adjusting rod (17) along the axial direction, and the pulley group is installed on the bidirectional threaded rod (20).

5. A horizontal carbonization furnace according to claim 4, characterized in that: The pulley block comprises a second slider (18) threadedly connected to both ends of the bidirectional threaded rod (20), the outer wall of the second slider (18) slidingly contacts the inner wall of the second slide groove (16), the second slider (18) is fixedly connected to a support block (21), the support block (21) is rotatably connected to a rotating rod (22), the rotating rod (22) is fixedly connected to a pulley (23), the pulley (23) is arranged in contact with the biomass carbon rod (13), and a driving member is arranged on the fixed vertical plate (14), and the driving member is used to drive the pulley (23) to rotate.

6. A horizontal carbonization furnace according to claim 5, characterized in that: The driving member comprises a rotating shaft (24), the rotating shaft (24) is rotatably connected to one of the supporting blocks (21) on the pulley block, a first bevel gear (25) is fixedly connected to the rotating shaft (24), a second bevel gear (26) is fixedly connected to the rotating rod (22), the first bevel gear (25) and the second bevel gear (26) are meshed, opposite ends of two adjacent rotating shafts (24) are respectively fixedly connected to a telescopic rod (27) and a telescopic tube (28), the telescopic rod (27) and the telescopic tube (28) are slidably connected, a third motor (29) is fixedly connected to the fixed vertical plate (14), and the rotating shaft (24) at one end is fixedly connected to an output shaft of the third motor (29).

7. A horizontal carbonization furnace according to claim 3, characterized in that: The limiting member comprises a placement groove (30) provided on the placement rack (11); a groove (31) is provided on an inner wall at an open end of the placement groove (30); a baffle (33) is connected to the groove (31) via a spring (32); an insertion port (34) is provided on the other inner wall at the open end of the placement groove (30); the baffle (33) is adapted to fit the insertion port (34).

8. The horizontal carbonization furnace according to claim 1, characterized in that: The first heating element comprises a heat transfer fin coil (35) fixedly connected to the middle part of the carbonization furnace (2), the heat transfer fin coil (35) being connected to the hot air furnace (3), and the hot air furnace (3) being used to transport high-temperature flue gas into the heat transfer fin coil (35).

9. A horizontal carbonization furnace according to claim 1, characterized in that: The second heating element comprises a heat transfer coil (36) fixedly connected to the inner wall of the carbonization furnace (2), the heat transfer coil (36) being connected to the hot air furnace (3), and the hot air furnace (3) being used to transport high-temperature flue gas into the heat transfer coil (36).

10. A carbonization process, applicable to the horizontal carbonization furnace according to claim 1, characterized in that: The following steps are involved: The cover plate (4) is separated from the carbonization furnace (2) by means of a movable member, and a plurality of biomass carbon rods (13) are placed on the two placement members; The cover plate (4) is buckled onto the carbonization furnace (2) by means of a movable member so that the biomass carbon rod (13) is located in the storage chamber (5); High-temperature flue gas is transported into the first heating element and the second heating element through the hot air furnace (3), so as to perform carbonization treatment on the biomass carbon rods (13) in the storage chamber (5).

Images