Multi-tube tubular atmosphere pusher furnace

Abstract

The utility model relates to the technical field of pusher furnaces, and discloses a multi-tube atmosphere pusher furnace, which comprises a box body, at least one reaction pipeline is inserted on the box body, a gas output pipe is arranged on one side of the box body below the reaction pipeline, and a gas input pipe is arranged on the other side of the box body. A gas input pipe and a gas output pipe are arranged in the reaction pipeline, a uniform distribution mechanism is arranged between the gas input pipe and the gas output pipe, fixing plates are fixedly connected to the two ends of the reaction pipeline, a connecting plate is arranged on one side of each fixing plate, a sealing cover matched with the reaction pipeline is arranged on each connecting plate, and a connecting pipe penetrating through each connecting plate is fixedly connected to each sealing cover; compared with the prior art, the device has the advantages that a plurality of carbon nano tubes can be generated at the same time, and reaction gas can be uniformly divided into a plurality of strands by arranging the uniform dividing mechanism, so that the quality of the carbon nano tubes is guaranteed, and the production efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of push boat furnaces, in particular to a multi-tube atmosphere push boat furnace. Background Art

[0002] The atmosphere push boat furnace is a thermochemical reaction device used for the production of carbon nanotubes. In the push boat furnace, the carbon source and catalyst are heated to high temperatures to promote the growth of carbon nanotubes.

[0003] The push boat furnace is generally a box structure with a slot in the middle. A reaction pipe is fixed in the slot. The catalyst is placed in the pipe and then the gas is introduced to generate carbon nanotubes under high-temperature reaction. Most of the existing atmosphere push boat furnaces have one reaction pipe, which leads to low carbon nanotube production efficiency. Utility Model Content

[0004] 1. Technical issues to be solved

[0005] The technical problem to be solved by the utility model is that most atmosphere push boat furnaces have one reaction pipeline, and the production efficiency is not high.

[0006] (II) Technical solution

[0007] In order to solve the above technical problems, the technical solution provided by the utility model is: a multi-tube atmosphere push-boat furnace, including a box body, on which at least one reaction pipe is inserted, a gas output pipe is provided on one side of the box body below the reaction pipe, a gas input pipe is provided on the other side of the box body, and an equal distribution mechanism is provided between the gas input pipe and the gas output pipe, both ends of the reaction pipe are fixedly connected with a fixing plate, one side of the fixing plate is provided with a connecting plate, a sealing cover matching with the reaction pipe is provided on the connecting plate, a connecting pipe passing through the connecting plate is fixedly connected to the sealing cover, a fixing mechanism matching with the fixing plate is provided on the connecting plate, one end of the gas output pipe is fixedly connected with a hose, and the other end of the hose is fixedly connected to the connecting pipe.

[0008] As an improvement, the equal distribution mechanism includes a first U-shaped tube connected to the gas input tube, both ends of the first U-shaped tube are fixedly connected to second U-shaped tubes, and one end of the second U-shaped tube is fixedly connected to the gas output tube.

[0009] As an improvement, the fixing mechanism includes at least one threaded hole on the fixing plate and the connecting plate, and a bolt is threadedly connected in the threaded hole.

[0010] As an improvement, the connection plate is provided with positioning blocks arranged correspondingly on two sides, and the fixing plate is provided with positioning holes matched with the positioning blocks.

[0011] As an improvement, the gas input pipe is provided with an electromagnetic valve, and the box body is provided with a regulator for controlling the electromagnetic valve.

[0012] As an improvement, the box is provided with a display screen and a switch.

[0013] (III) Beneficial effects

[0014] The advantages of the utility model compared with the prior art are:

[0015] By setting up multiple reaction pipes, multiple carbon nanotubes can be generated at the same time, thereby improving the production efficiency of carbon nanotubes. The reaction gas can be divided into multiple strands through the equalization mechanism, so that the gas flow in each reaction pipe is the same. The reaction pipes can be conveniently fixed through the functions of fixing plates, connecting plates and bolts. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a stereoscopic diagram of the utility model multi-tube atmosphere push boat furnace.

[0017] Figure 2 It is an explosion diagram of the utility model multi-tube atmosphere push boat furnace.

[0018] Figure 3 It is the front view of the multi-tube atmosphere push boat furnace of the utility model.

[0019] Figure 4 It is a top view of the utility model multi-tube atmosphere push boat furnace equalizing mechanism.

[0020] As shown in the figure: 1. Box body; 2. Reaction pipeline; 3. Gas output pipe; 4. Gas input pipe; 5. Fixed plate; 6. Connecting plate; 7. Sealing cover; 8. Connecting pipe; 9. Hose; 10. First U-shaped tube; 11. Second U-shaped tube; 12. Threaded hole; 13. Bolt; 14. Positioning block; 15. Positioning hole; 16. Solenoid valve; 17. Regulator; 18. Display screen; 19. Switch. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0022] like Figure 1 to Figure 2As shown, a multi-tube atmosphere push-boat furnace comprises a box body 1, on which a display screen 18 and a switch 19 are provided, on which at least one reaction pipe 2 is plugged, on which one side of the box body 1 is provided a gas output pipe 3 located below the reaction pipe 2, on which the other side of the box body 1 is provided a gas input pipe 4, on which an electromagnetic valve 16 is provided, and on which a regulator 17 for controlling the electromagnetic valve 16 is provided. One end of the gas input pipe 4 is fixedly connected with a first U-shaped tube 10, both ends of the first U-shaped tube 10 are fixedly connected with second U-shaped tubes 11, and one end of the second U-shaped tube 11 is fixedly connected with the gas output pipe 3. By arranging a plurality of reaction pipes 2 on the box body 1, carbon nanotubes can be produced simultaneously, and the carbon-containing gas in the gas input pipe 4 is evenly distributed to each gas output pipe 3 through the action of the first U-shaped tube 10 and the second U-shaped tube 11.

[0023] like Figures 2 to 4 As shown, both ends of the reaction pipeline 2 are fixedly connected with a fixing plate 5, a connecting plate 6 is provided on one side of the fixing plate 5, a sealing cover 7 matched with the reaction pipeline 2 is provided on the connecting plate 6, a connecting pipe 8 penetrating the connecting plate 6 is fixedly connected to the sealing cover 7, at least one threaded hole 12 is provided on the fixing plate 5 and the connecting plate 6, a bolt 13 is threadedly connected in the threaded hole 12, a hose 9 is fixedly connected to one end of the gas output pipe 3, and the other end of the hose 9 is fixedly connected to the connecting pipe 8, positioning blocks 14 correspondingly arranged on both sides are provided on the connecting plate 6, and a positioning hole 15 matched with the positioning block 14 is provided on the fixing plate 5. Through the action of the fixing plate 5, the connecting plate 6 and the bolt 13, the sealing cover 7 can be quickly sealed and connected with the reaction pipeline 2, saving time, and the reaction gas is input into the reaction pipeline 2 through the hose 9. Through the action of the positioning block 14 and the positioning hole 15, it is convenient to position the fixing plate 5 and the connecting plate 6.

[0024] In specific use, a carrier with a catalyst is placed in the reaction pipe 2, and the gas input pipe 4 is connected to an external gas source. Then, the connecting plate 6 and the fixing plate 5 are quickly aligned through the positioning block 14 and the positioning hole 15. Then, the fixing plate 5 and the connecting plate 6 are fixed by the bolts 13. Then, the switch 19 is pressed, and the box 1 heats the reaction pipe 2. When heated to a suitable temperature, the gas enters the first U-shaped tube 10 through the gas input pipe 4, and then is diverted to the two ends of the first U-shaped tube 10, and then is diverted into four parts through the second U-shaped tube 11, thereby entering the gas output pipe 3, and then enters the connecting pipe 8 through the hose 9, and then enters the reaction pipe 2, reacts with the catalyst to generate carbon nanotubes, and the opening degree of the electromagnetic valve 16 can be controlled by rotating the regulator 17, thereby adjusting the gas flow.

[0025] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0026] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

[0027] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A multi-tube atmosphere push boat furnace, comprising a box (1), characterized in that: The box body (1) is plugged with at least one reaction pipe (2), a gas output pipe (3) is provided on one side of the box body (1) below the reaction pipe (2), a gas input pipe (4) is provided on the other side of the box body (1), and an equal distribution mechanism is provided between the gas input pipe (4) and the gas output pipe (3); Both ends of the reaction pipe (2) are fixedly connected to a fixing plate (5), one side of the fixing plate (5) is provided with a connecting plate (6), the connecting plate (6) is provided with a sealing cover (7) matched with the reaction pipe (2), and the sealing cover (7) is fixedly connected to a connecting pipe (8) passing through the connecting plate (6); The connecting plate (6) is provided with a fixing mechanism that cooperates with the fixing plate (5); one end of the gas output pipe (3) is fixedly connected to a hose (9); and the other end of the hose (9) is fixedly connected to the connecting pipe (8).

2. The multi-tube atmosphere push boat furnace according to claim 1, characterized in that: The equal distribution mechanism comprises a first U-shaped tube (10) connected to the gas input tube (4), both ends of the first U-shaped tube (10) are fixedly connected to second U-shaped tubes (11), and one end of the second U-shaped tube (11) is fixedly connected to the gas output tube (3).

3. The multi-tube atmosphere push boat furnace according to claim 1, characterized in that: The fixing mechanism comprises at least one threaded hole (12) on the fixing plate (5) and the connecting plate (6), and a bolt (13) is connected to the inner thread of the threaded hole (12).

4. The multi-tube atmosphere push boat furnace according to claim 1, characterized in that: The connecting plate (6) is provided with positioning blocks (14) arranged correspondingly on both sides, and the fixing plate (5) is provided with positioning holes (15) matched with the positioning blocks (14).

5. The multi-tube atmosphere push boat furnace according to claim 1, characterized in that: The gas input pipe (4) is provided with an electromagnetic valve (16), and the box body (1) is provided with a regulator (17) for controlling the electromagnetic valve (16).

6. The multi-tube atmosphere push boat furnace according to claim 1, characterized in that: The box body (1) is provided with a display screen (18) and a switch (19).

Images