Convection type carbonization rotary furnace

Abstract

The utility model relates to the technical field of rotary furnaces, and discloses a convection type carbonization rotary furnace which comprises a rotary furnace body, at least two driving assemblies are arranged on the rotary furnace body, the driving assemblies can drive the rotary furnace body to rotate, the left end of the rotary furnace body is fixedly connected with a left baffle, a smoke outlet is formed in the left baffle, and a smoke outlet is formed in the smoke outlet. The smoke outlet is fixedly connected with a protective net, the upper portion of the left baffle is fixedly connected with an adding pipe, a pushing motor is fixedly installed on the left baffle, a pushing assembly is arranged in the rotary furnace body and comprises a driving frame and a driving spiral blade, and the driving frame is fixedly connected with the driving spiral blade. By arranging the pushing assembly, the pushing motor and the flue gas inlet pipe, materials can be pushed from the left end to the right end, flue gas flows from the right end to the left end, the movement directions of the materials and the flue gas are opposite, the convection effect is achieved, the raw material carbonization effect is improved, and use is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of rotary kilns, in particular to a convection carbonization rotary kiln. Background Art

[0002] In the process of manufacturing activated carbon from wood chips, it is necessary to carbonize and activate the impregnated wood chips, and a rotary kiln is required.

[0003] In related technologies, such as a carbonization and activation rotary kiln for activated carbon production with the publication number of CN206886678U, which includes a supporting roller group, a speed reducer, a rotating shaft and a rotary kiln. There are three groups of the supporting roller group, and each group of the supporting roller group includes two supporting rollers. The output shaft of the speed reducer is connected to the rotating shaft through a coupling. A small gear is arranged on the rotating shaft. A roller ring is arranged on the outer wall of the rotary kiln. The rotary kiln is supported and contacted with the supporting rollers through the roller ring. A large gear is arranged on the outer wall of the rotary kiln.

[0004] However, the contact surface between the internal wood chip raw materials and the activation flue gas is not good, the carbonization effect is not good, and it is inconvenient to use. Summary of the Utility Model

[0005] The purpose of the utility model is to solve the disadvantages existing in the prior art, and a convection carbonization rotary kiln is proposed. Through the arranged pushing assembly, a pushing motor and a flue gas inlet pipe, the material can be pushed from the left end to the right end, and the flue gas flows from the right end to the left end. The two move in opposite directions, achieving the convection effect, improving the carbonization effect of the raw materials, and being convenient to use.

[0006] To achieve the above purpose, the utility model provides the following technical solution: a convection carbonization rotary kiln, including a rotary kiln body, at least two driving assemblies are arranged on the rotary kiln body, and the driving assemblies can drive the rotary kiln body to rotate. A left baffle is fixedly connected to the left end of the rotary kiln body. A smoke outlet is opened on the left baffle, and a protective net is fixedly connected at the smoke outlet. An adding pipe is fixedly connected to the upper part of the left baffle, and a pushing motor is fixedly installed on the left baffle. A pushing assembly is arranged inside the rotary kiln body, and the pushing assembly includes a driving frame and a driving spiral blade. The driving frame is fixedly connected to the driving spiral blade, and the output end of the pushing motor is fixedly connected to the driving frame. A right baffle is fixedly connected to the right end of the rotary kiln body. A flue gas inlet pipe is movably installed on the right baffle, and a discharge pipe is fixedly connected to the lower part of the right baffle. Through the arranged pushing assembly, a pushing motor and a flue gas inlet pipe, the material can be pushed from the left end to the right end, and the flue gas flows from the right end to the left end. The two move in opposite directions, achieving the convection effect, improving the carbonization effect of the raw materials, and being convenient to use.

[0007] Further, the driving assembly includes a support base and a driven gear ring. A driving gear is rotatably installed on the support base, and a driving motor is fixedly installed on the support base. The driving motor is fixedly connected to the driving gear. The driving gear meshes with the driven gear ring, and the driven gear ring is fixedly connected to the rotary furnace body.

[0008] Further, the driving spiral blade is spiral and contacts the inner wall of the rotary furnace body.

[0009] Further, a control valve is installed on the feeding pipe, and the feeding pipe is located above the pushing motor.

[0010] Further, the discharge pipe is located below the flue gas inlet pipe, and a control valve is installed on the discharge pipe.

[0011] Further, the flue gas inlet pipe is communicated with an external carbonization flue gas source.

[0012] Further, the shape of the driving frame is a straight bar.

[0013] Further, the shape of the rotary furnace body is a cylindrical shell.

[0014] The utility model has the following beneficial effects:

[0015] The convective carbonization rotary furnace proposed by the utility model can push the materials from the left end to the right end and make the flue gas flow from the right end to the left end through the arranged pushing assembly, pushing motor and flue gas inlet pipe. The two move in opposite directions to achieve the convective effect, improve the carbonization effect of the raw materials, and is convenient to use. Description of the Drawings

[0016] Figure 1 is a schematic structural diagram of the utility model;

[0017] Figure 2 is a schematic structural diagram of another perspective of the utility model;

[0018] Figure 3 is a schematic structural diagram of the driving assembly of the utility model;

[0019] Figure 4 is a schematic structural diagram of the pushing assembly of the utility model.

[0020] Legend:

[0021] 1. Rotary furnace body; 2. Driving assembly; 3. Left baffle; 4. Pushing motor; 5. Feeding pipe; 6. Discharge pipe; 7. Right baffle; 8. Flue gas inlet pipe; 9. Pushing assembly; 201. Support base; 202. Driving gear; 203. Driving motor; 204. Driven gear ring; 902. Driving frame; 901. Driving spiral blade. Detailed implementation mode

[0022] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0023] Refer to Figures 1 - 4 , an embodiment provided by the present invention: a convection carbonization rotary furnace, including a rotary furnace body 1, the shape of the rotary furnace body 1 is a cylindrical shell, at least two driving components 2 are arranged on the rotary furnace body 1, the driving components 2 can drive the rotary furnace body 1 to rotate, the driving components 2 include a support seat 201 and a driven gear ring 204, a driving gear 202 is rotatably installed on the support seat 201, a driving motor 203 is fixedly installed on the support seat 201, the driving motor 203 is fixedly connected to the driving gear 202, the driving gear 202 meshes with the driven gear ring 204, and the driven gear ring 204 is fixedly connected to the rotary furnace body 1;

[0024] During the driving operation, the driving motor 203 is powered on to work, driving the driving gear 202 to rotate, the driving gear 202 drives the driven gear ring 204 to rotate, thereby driving the rotary furnace body 1 to rotate. The rotary furnace body 1 can rotate in the same direction all the time, or rotate forward first and then reverse, so as to disperse the raw materials in the internal rotary furnace body 1.

[0025] The left end of the rotary furnace body 1 is fixedly connected with a left baffle 3, a smoke outlet is opened on the left baffle 3, a protective net is fixedly connected at the smoke outlet, an adding pipe 5 is fixedly connected to the upper part of the left baffle 3, a control valve is installed on the adding pipe 5, the adding pipe 5 is located above the pushing motor 4, a pushing motor 4 is fixedly installed on the left baffle 3, and a pushing component 9 is arranged inside the rotary furnace body 1. The pushing component 9 includes a driving frame 902 and a driving spiral blade 901. The shape of the driving frame 902 is a straight line, the driving spiral blade 901 is spiral and is in contact with the inner wall of the rotary furnace body 1, the driving frame 902 is fixedly connected to the driving spiral blade 901, and the output end of the pushing motor 4 is fixedly connected to the driving frame 902; the right end of the rotary furnace body 1 is fixedly connected with a right baffle 7, a flue gas inlet pipe 8 is movably installed on the right baffle 7, the flue gas inlet pipe 8 is communicated with an external carbonization flue gas source, a discharge pipe 6 is fixedly connected to the lower part of the right baffle 7, the discharge pipe 6 is located below the flue gas inlet pipe 8, and a control valve is installed on the discharge pipe 6.

[0026] When pushing for operation, the pushing motor 4 is powered on to drive the driving frame 902. The driving frame 902 drives the driving spiral blade 901. The rotating driving spiral blade 901 slowly pushes the material from the left end to the right end. The carbonization flue gas flows from the right end to the left end, opposite to the movement direction of the material, achieving the effect of convection and improving the carbonization efficiency.

[0027] During use, the material is added into the rotary furnace body 1 through the feeding pipe 5. The driving motor 203 is powered on to drive the driving gear 202 to rotate. The driving gear 202 drives the driven gear ring 204 to rotate, thereby driving the rotary furnace body 1 to rotate. The rotary furnace body 1 can rotate in the same direction continuously or first rotate forward and then reverse to disperse the raw materials inside the rotary furnace body 1. Then the driving motor 203 stops working, and then the pushing motor 4 is powered on to drive the driving frame 902 to rotate. The driving frame 902 drives the driving spiral blade 901 to rotate. The driving spiral blade 901 can push the raw materials from the left end to the right end. The carbonization flue gas can enter through the flue gas inlet pipe 8 and flow from the right end to the left end, enabling the material and the flue gas to convect with each other. The carbonization efficiency of the raw materials is relatively high, it is convenient to use, and the carbonized material is discharged from the discharge pipe 6.

[0028] Through the arranged pushing assembly 9, pushing motor 4, and flue gas inlet pipe 8, the material can be pushed from the left end to the right end, and the flue gas flows from the right end to the left end. Their movement directions are opposite, achieving the effect of convection, improving the carbonization effect of the raw materials, and being convenient to use.

[0029] Working principle: During use, the material is added into the rotary furnace body 1 through the feeding pipe 5. The driving motor 203 is powered on to drive the driving gear 202 to rotate. The driving gear 202 drives the driven gear ring 204 to rotate, thereby driving the rotary furnace body 1 to rotate. The rotary furnace body 1 can rotate in the same direction continuously or first rotate forward and then reverse to disperse the raw materials inside the rotary furnace body 1. Then the driving motor 203 stops working, and then the pushing motor 4 is powered on to drive the driving frame 902 to rotate. The driving frame 902 drives the driving spiral blade 901 to rotate. The driving spiral blade 901 can push the raw materials from the left end to the right end. The carbonization flue gas can enter through the flue gas inlet pipe 8 and flow from the right end to the left end, enabling the material and the flue gas to convect with each other. The carbonization efficiency of the raw materials is relatively high, it is convenient to use, and the carbonized material is discharged from the discharge pipe 6.

[0030] Finally, it should be noted that the above are only the preferred embodiments of the present invention and are not used to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

1. Convection carbonization rotary furnace, including a rotary furnace body (1), characterized in that: At least two driving components (2) are arranged on the rotary furnace body (1). The driving components (2) can drive the rotary furnace body (1) to rotate. A left baffle (3) is fixedly connected to the left end of the rotary furnace body (1). A smoke outlet is formed in the left baffle (3), and a protective net is fixedly connected at the smoke outlet. An adding pipe (5) is fixedly connected to the upper part of the left baffle (3). A pushing motor (4) is fixedly installed on the left baffle (3). A pushing component (9) is arranged inside the rotary furnace body (1). The pushing component (9) includes a driving frame (902) and a driving spiral blade (901). The driving frame (902) is fixedly connected to the driving spiral blade (901). The output end of the pushing motor (4) is fixedly connected to the driving frame (902). A right baffle (7) is fixedly connected to the right end of the rotary furnace body (1). A flue gas inlet pipe (8) is movably installed on the right baffle (7). A discharge pipe (6) is fixedly connected to the lower part of the right baffle (7).

2. The convective carbonization rotary furnace according to claim 1, wherein: The driving component (2) includes a support seat (201) and a driven gear ring (204). A driving gear (202) is rotatably installed on the support seat (201). A driving motor (203) is fixedly installed on the support seat (201). The driving motor (203) is fixedly connected to the driving gear (202). The driving gear (202) meshes with the driven gear ring (204). The driven gear ring (204) is fixedly connected to the rotary furnace body (1).

3. The convection carbonization rotary furnace according to claim 1, characterized in that: The driving spiral blade (901) is spiral and is in contact with the inner wall of the rotary furnace body (1).

4. The convective carbonization rotary furnace according to claim 1, wherein: A control valve is installed on the adding pipe (5). The adding pipe (5) is located above the pushing motor (4).

5. The convective carbonization rotary furnace according to claim 1, characterized in that; The discharge pipe (6) is located below the flue gas inlet pipe (8). A control valve is installed on the discharge pipe (6).

6. The convective carbonization rotary furnace according to claim 1, characterized in that: The flue gas inlet pipe (8) is communicated with an external carbonization flue gas source.

7. The convection carbonization rotary furnace according to claim 1, characterized in that: The shape of the driving frame (902) is a straight shape.

8. The convective carbonization rotary furnace according to claim 1, wherein: The shape of the rotary furnace body (1) is a cylindrical shell.

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