Multi-arc plasma coal cracking acetylene preparation device

Abstract

The utility model relates to the technical field of acetylene preparation, in particular to a multi-arc plasma coal cracking acetylene preparation device. According to the technical scheme, the device comprises a box body, a first pipeline, a threaded round cover, a second pipeline and a fourth pipeline, a threaded round groove is formed in the upper surface of the box body, a containing groove is formed in the bottom end of the inner wall of the threaded round groove, the threaded round cover extends into the threaded round groove and is in threaded connection with the threaded round groove, and the bottom end of the fourth pipeline penetrates through the threaded round cover and extends into the containing groove. A second disc is fixed to the bottom end of the fourth pipeline, a heat exchange pipe is fixed to the lower surface of the second disc, a first disc is fixed to the lower surface of the heat exchange pipe, a third pipeline is fixed to the lower surface of the first disc, and the bottom end of the third pipeline penetrates through the box body. The acetylene liquefying device has the advantages that various gases generated by processing of the multi-arc plasma furnace can be conveniently condensed, so that acetylene can be liquefied and separated from the gases.

Description

Technical Field

[0001] The utility model relates to the technical field of acetylene preparation, in particular to a device for preparing acetylene by cracking coal with multi-arc plasma. Background Art

[0002] Multi-arc plasma cracking of coal to acetylene refers to the process of using multiple arc plasmas to crack coal at high temperature to produce acetylene. This process forms multiple arc discharge areas in the coal material, exposing the coal material to extremely high temperature plasma, thereby decomposing the coal and generating acetylene gas. This technology usually involves knowledge of high temperature, plasma physics and chemical engineering, and is widely used in industrial production to extract hydrocarbons.

[0003] Using a multi-arc plasma furnace to expose coal to high-temperature plasma will produce a variety of gases, but the gases are mixed, making it inconvenient to separate acetylene. Utility Model Content

[0004] The utility model aims to provide a multi-arc plasma cracking coal-to-acetylene preparation device, which has the advantages of being easy to condense various gases produced by the multi-arc plasma furnace processing, so that acetylene can be liquefied and separated from the gas, and solves the problem that when the multi-arc plasma furnace is used to expose coal to high-temperature plasma, various gases will be generated, but the various gases are mixed, making it inconvenient to separate the acetylene.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a multi-arc plasma cracking coal-to-acetylene preparation device, comprising a box body, a pipe one, a threaded round cover, a pipe two and a pipe four, the upper surface of the box body is provided with a threaded round groove, the bottom end of the inner wall of the threaded round groove is provided with a containing groove, the threaded round cover extends into the threaded round groove and is threadedly connected, the bottom end of the pipe four penetrates the threaded round cover and extends into the containing groove, the bottom end of the pipe four is fixed with a disc two, the lower surface of the disc two is fixed with a heat exchange tube, the lower surface of the heat exchange tube is fixed with a disc one, the lower surface of the disc is fixed with a pipe three, and the bottom end of the pipe three penetrates the box body.

[0006] Preferably, four pillars in a circular array are fixed to the lower surface of the box, a control switch box is fixed to the front end of the box, and a display screen and buttons are sequentially embedded and installed at the front end of the control switch box from top to bottom. The box can be supported by the four pillars, so that the overall placement of the device is stable, and the control switch box can control the start and stop of the electric control valve.

[0007] Preferably, handles are fixed on both sides of the upper surface of the threaded round cover, a mounting hole 3 is opened at the front end of the upper surface of the threaded round cover, the lower end of the outer wall of the second pipe is inserted into the mounting hole 3 and fixed, and an electric control valve is installed on one side of the outer wall of the second pipe. The mounting hole 3 facilitates the bottom end of the second pipe to be inserted and fixed, and the second pipe facilitates the processing gas to be introduced into the containing tank.

[0008] Preferably, the threaded round cover has a mounting hole 4 on its upper surface, the bottom end of the pipe 4 passes through the mounting hole 4, the disc 2 has a round hole 2 on its upper surface, the lower end of the outer wall of the pipe 4 extends into the round hole 2 and is fixed, and an electric control valve is installed on the outer wall of the pipe 4. The mounting hole 4 facilitates the bottom end of the pipe 4 to pass through and extend into the storage tank, and the round hole 2 facilitates the lower end of the outer wall of the pipe 4 to extend and be fixed.

[0009] Preferably, the lower surface of the box body is provided with a second mounting hole, the top end of the pipe 3 passes through the second mounting hole, the lower surface of the disc is provided with a second circular hole, the upper end of the outer wall of the pipe 3 extends into the second circular hole and is fixed, and an electric control valve is installed on the outer wall of the pipe 3. The second mounting hole facilitates the top end of the pipe 3 to pass through and extend into the storage tank, and the second circular hole facilitates the pipe 3 to be inserted and fixed.

[0010] Preferably, the second disc has a groove inside, the second disc has a circular hole one on its lower surface, the first disc has a groove inside, the first disc has a circular hole one on its upper surface, and the upper and lower ends of the outer wall of the heat exchange tube extend into the circular hole one and are fixed. The circular hole one facilitates the heat exchange tube to be inserted and fixed.

[0011] Preferably, the lower surface of the box body is provided with a mounting hole 1, the upper end of the outer wall of the pipe 1 is inserted into the mounting hole 1 and fixed, and an electric control valve is installed on one side of the outer wall of the pipe 1. The mounting hole 1 facilitates the insertion and fixing of the pipe 1, and the pipe 1 facilitates the discharge of condensed liquefied acetylene.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] The utility model extends into the threaded circular groove through the threaded circular cover and is threadedly connected. The bottom end of the pipeline four penetrates the threaded circular cover and extends into the containing groove. The bottom end of the pipeline four is fixed with a disc two, and a heat exchange tube is fixed on the lower surface of the disc two. The lower surface of the heat exchange tube is fixed with a disc one, and a pipeline three is fixed on the lower surface of the disc. The bottom end of the pipeline three penetrates the box body. When acetylene needs to be prepared, the multi-arc plasma furnace is processed to generate gas, and the gas is introduced into the containing groove, and then the cooling medium is introduced into the heat exchange tube, so that the acetylene can be liquefied and separated from other gases, so as to achieve the effect of condensing multiple gases generated by the multi-arc plasma furnace processing, so that the acetylene can be liquefied and separated from the gas. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the cross-sectional structure of the box body of the utility model;

[0016] Figure 3 This is a schematic cross-sectional view of the threaded round cover of the utility model;

[0017] Figure 4 It is a schematic cross-sectional structural diagram of a disc of the present utility model.

[0018] In the figure: 1. support; 2. box body; 3. control switch box; 4. handle; 5. holding groove; 6. threaded round groove; 7. mounting hole one; 8. pipe one; 9. mounting hole two; 10. mounting hole three; 11. mounting hole four; 12. threaded round cover; 13. pipe two; 14. pipe three; 15. disc one; 16. heat exchange tube; 17. disc two; 18. pipe four; 19. electric control valve; 20. groove; 21. round hole one; 22. round hole two. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figures 1 to 4 The utility model provides an embodiment: a multi-arc plasma cracking coal-to-acetylene preparation device, comprising a box body 2, a pipeline 8, a threaded round cover 12, a pipeline 13 and a pipeline 18. The upper surface of the box body 2 is provided with a threaded round groove 6, and the lower surface of the box body 2 is fixed with four pillars 1 in a ring array. A control switch box 3 is fixed to the front end of the box body 2. A display screen and buttons are sequentially embedded and installed at the front end of the control switch box 3 from top to bottom. A mounting hole 7 is provided on the lower surface of the box body 2. The upper end of the outer wall of the pipeline 8 extends into the mounting hole 7 and is fixed. An electric control valve 19 is installed on one side of the outer wall of the pipeline 8. The box body 2 can be supported by the four pillars 1, so that the overall placement of the device is stable. The control switch box 3 can control the start and stop of the electric control valve 19. The mounting hole 7 facilitates the insertion and fixing of the pipeline 8, and the pipeline 8 facilitates the discharge of condensed liquefied acetylene.

[0021] A containing groove 5 is provided at the bottom end of the inner wall of the threaded circular groove 6, a threaded circular cover 12 extends into the threaded circular groove 6 and is threadedly connected, handles 4 are respectively fixed on both sides of the upper surface of the threaded circular cover 12, a mounting hole three 10 is provided at the front end of the upper surface of the threaded circular cover 12, the lower end of the outer wall of the second pipe 13 extends into the mounting hole three 10 and is fixed, an electric control valve 19 is installed on one side of the outer wall of the second pipe 13, and the bottom end of the second pipe 13 is conveniently extended and fixed through the mounting hole three 10, and the second pipe 13 facilitates the processing gas to be introduced into the containing groove 5.

[0022] The bottom end of the pipe 4 18 passes through the threaded round cover 12 and extends into the containing tank 5. A disc 2 17 is fixed to the bottom end of the pipe 4 18. A mounting hole 4 11 is provided on the upper surface of the threaded round cover 12. The bottom end of the pipe 4 18 passes through the mounting hole 4 11. A circular hole 22 is provided on the upper surface of the disc 2 17. The lower end of the outer wall of the pipe 4 18 extends into the circular hole 22 and is fixed. An electric control valve 19 is installed on the outer wall of the pipe 4 18. The mounting hole 4 11 facilitates the bottom end of the pipe 4 18 to pass through and extend into the containing tank 5. The circular hole 22 facilitates the lower end of the outer wall of the pipe 4 18 to extend and be fixed. A heat exchange tube 16 is fixed to the lower surface of the disc 2 17. A cooling medium is introduced into the heat exchange tube 16, so that acetylene in the gas generated by the multi-arc plasma furnace processing can be liquefied, so that acetylene can be separated from other gases, which is convenient for the preparation of acetylene. A disc 19 is fixed to the lower surface of the heat exchange tube 16. 15, a groove 20 is provided inside the disc 2 17, a circular hole 21 is provided on the lower surface of the disc 2 17, a groove 20 is provided inside the disc 15, a circular hole 21 is provided on the upper surface of the disc 15, the upper and lower ends of the outer wall of the heat exchange tube 16 are respectively extended into the circular hole 21 and fixed, and the circular hole 21 facilitates the heat exchange tube 16 to be extended and fixed, a pipe 3 14 is fixed on the lower surface of the disc 15, the bottom end of the pipe 3 14 passes through the box body 2, a mounting hole 2 9 is provided on the lower surface of the box body 2, the top end of the pipe 3 14 passes through the mounting hole 2 9, a circular hole 22 is provided on the lower surface of the disc 15, the upper end of the outer wall of the pipe 3 14 extends into the circular hole 22 and is fixed, an electric control valve 19 is installed on the outer wall of the pipe 3 14, and the top end of the pipe 3 14 passes through the mounting hole 29 to extend into the containing groove 5, and the circular hole 22 facilitates the pipe 3 14 to be extended and fixed.

[0023] When acetylene needs to be prepared, the multi-arc plasma furnace generates gas, which is introduced into the storage tank 5 through the pipeline 2 13, and then the cooling medium is introduced into the heat exchange tube 16 through the pipeline 4 18, and then discharged through the pipeline 3 14. The heat exchange tube 16 can condense the gas in the storage tank 5, so that the acetylene in the gas is liquefied, and the liquefied acetylene is discharged through the pipeline 1 8 to separate the acetylene from other gases. It is convenient to condense the various gases generated by the multi-arc plasma furnace processing, so that the acetylene can be liquefied and separated from the gas.

[0024] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A device for preparing acetylene from coal by multi-arc plasma cracking, comprising a housing (2), a first pipeline (8), a threaded round cover (12), a second pipeline (13) and a fourth pipeline (18), characterized in that: The upper surface of the box body (2) is provided with a threaded circular groove (6), the bottom end of the inner wall of the threaded circular groove (6) is provided with a receiving groove (5), the threaded circular cover (12) extends into the threaded circular groove (6) and is threadedly connected, the bottom end of the pipe four (18) passes through the threaded circular cover (12) and extends into the receiving groove (5), the bottom end of the pipe four (18) is fixed with a disc two (17), the lower surface of the disc two (17) is fixed with a heat exchange tube (16), the lower surface of the heat exchange tube (16) is fixed with a disc one (15), the lower surface of the disc one (15) is fixed with a pipe three (14), and the bottom end of the pipe three (14) passes through the box body (2).

2. The multi-arc plasma coal-to-acetylene production device according to claim 1, characterized in that: Four pillars (1) in a circular array are fixed on the lower surface of the box body (2), a control switch box (3) is fixed on the front end of the box body (2), and a display screen and buttons are sequentially embedded and installed on the front end of the control switch box (3) from top to bottom.

3. The multi-arc plasma coal-to-acetylene production device according to claim 1, characterized in that: Handles (4) are fixed on both sides of the upper surface of the threaded round cover (12), a mounting hole three (10) is opened at the front end of the upper surface of the threaded round cover (12), the lower end of the outer wall of the second pipe (13) extends into the mounting hole three (10) and is fixed, and an electric control valve (19) is installed on one side of the outer wall of the second pipe (13).

4. The multi-arc plasma coal-to-acetylene production device according to claim 1, characterized in that: The threaded round cover (12) is provided with a mounting hole four (11) on its upper surface, the bottom end of the pipe four (18) passes through the mounting hole four (11), the disc two (17) is provided with a circular hole two (22) on its upper surface, the lower end of the outer wall of the pipe four (18) extends into the circular hole two (22) and is fixed, and an electric control valve (19) is installed on the outer wall of the pipe four (18).

5. The device for producing acetylene from coal by multi-arc plasma cracking according to claim 1, characterized in that: The lower surface of the box body (2) is provided with a second mounting hole (9), the top end of the third pipe (14) passes through the second mounting hole (9), the lower surface of the first disc (15) is provided with a second circular hole (22), the upper end of the outer wall of the third pipe (14) extends into the second circular hole (22) and is fixed, and the outer wall of the third pipe (14) is provided with an electric control valve (19).

6. The multi-arc plasma coal-to-acetylene production device according to claim 1, characterized in that: The second disc (17) has a groove (20) inside, the lower surface of the second disc (17) has a circular hole (21), the first disc (15) has a groove (20) inside, the upper surface of the first disc (15) has a circular hole (21), and the upper and lower ends of the outer wall of the heat exchange tube (16) extend into the circular hole (21) respectively and are fixed.

7. The multi-arc plasma coal-to-acetylene production device according to claim 1, characterized in that: The lower surface of the box body (2) is provided with a mounting hole (7), the upper end of the outer wall of the pipeline (8) extends into the mounting hole (7) and is fixed, and an electric control valve (19) is installed on one side of the outer wall of the pipeline (8).

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