Novel three-channel acetylene cracking furnace mixer

Abstract

The utility model relates to a novel three-channel acetylene cracking furnace mixer, which belongs to the technical field of three-channel acetylene cracking furnace mixers and comprises a mixer, an oxygen outer channel is arranged outside the mixer, rotational flow blades are arranged on the mixer, an oxygen inner channel is arranged inside the mixer, and the oxygen inner channel is communicated with the rotational flow blades. And an oxygen inlet pipe is arranged on one side of the oxygen outer channel. According to the novel three-channel acetylene cracking furnace mixer, by arranging a butt joint structure and a control structure, an oxygen conveying pipe is inserted into the outer surface of an oxygen inlet pipe, a stepping motor is used as a driving source, and two lead screws are controlled to rotate through mechanical transmission, so that fixing pieces in threaded connection with the outer surfaces of the two lead screws move towards the opposite sides; according to the oxygen catheter fixing device, the plug pin columns in the two fixing pieces are clamped into the oxygen catheter, so that the oxygen catheter and the oxygen inlet pipe are rapidly connected, pure manual assembly of the oxygen catheter and the oxygen inlet pipe is replaced, the labor intensity of workers is reduced, and disassembly and maintenance are convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of three-channel acetylene cracking furnace mixers, in particular to a novel three-channel acetylene cracking furnace mixer. Background Art

[0002] The three-channel acetylene cracking furnace mixer is a device used for acetylene preparation. Its main function is to achieve full mixing of natural gas and oxygen to improve the preparation efficiency of acetylene. The mixer is designed with oxygen outer channel, swirl blades, oxygen inner channel, distribution ring, small holes and connecting ports, so that the natural gas enters the mixing channel after forced swirl by the swirl blades. At the same time, oxygen is injected into the mixing channel from both inside and outside to achieve full mixing of natural gas and oxygen, avoiding the occurrence of early ignition in the mixer and ensuring the practical life of the equipment.

[0003] In the current prior art, when a three-channel acetylene cracking furnace mixer is in use, it is necessary to connect the oxygen supply pipe to the oxygen inlet pipe in the three-channel acetylene cracking furnace mixer. Usually, a flange ring and a plurality of locking bolts are used to connect the oxygen inlet pipe and the oxygen supply pipe, which makes the assembly process more complicated, thereby increasing the labor intensity of the staff and making it inconvenient to disassemble and overhaul the three-channel acetylene cracking furnace mixer. Therefore, a novel three-channel acetylene cracking furnace mixer is proposed to solve the above problems. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a novel three-channel acetylene cracking furnace mixer, which has the advantages of being easy to assemble and disassemble for maintenance, and solves the problem that when the three-channel acetylene cracking furnace mixer is in use, it is necessary to connect the oxygen supply pipe to the oxygen inlet pipe in the three-channel acetylene cracking furnace mixer, and the oxygen inlet pipe and the oxygen supply pipe are usually connected by a flange ring and a plurality of locking bolts, which makes the assembly process more complicated, thereby increasing the labor intensity of the staff and making it inconvenient to disassemble and repair the three-channel acetylene cracking furnace mixer.

[0005] To achieve the above object, the utility model provides the following technical solutions: a novel three-channel acetylene cracking furnace mixer, comprising a mixer, an oxygen outer channel is arranged outside the mixer, a swirl blade is arranged on the mixer, an oxygen inner channel is arranged inside the mixer, an oxygen inlet pipe is arranged on one side of the oxygen outer channel, and a docking structure and a control structure are arranged on the oxygen inlet pipe;

[0006] The docking structure includes a docking frame fixedly mounted on the outer surface of the oxygen inlet pipe, a sealing ring for sealing the gap at the connection is fixedly mounted on the inner wall of the docking frame, a support frame is fixedly mounted on the outer surface of the docking frame, screws are rotatably mounted on the inner top wall and inner bottom wall of the support frame, two screws are rotatably mounted on the top and bottom of the docking frame respectively, and fixing parts for locking connection are threadedly connected on the outer surfaces of the two screws, and guide components for limiting the moving tracks of the two fixing parts are arranged on the top and bottom of the docking frame.

[0007] Furthermore, the control structure includes a progressive motor, which is fixedly mounted on the top of the support frame. A main rod fixedly connected to the output shaft of the progressive motor is rotatably mounted inside the support frame, and a transmission assembly for driving two screw rods to rotate is provided on the outer surface of the main rod.

[0008] Furthermore, the oxygen outer channel is fixedly installed on the outside of the mixer, the swirl blades are installed on the mixer, the oxygen inner channel is fixedly installed on the inside of the mixer, and the oxygen inlet pipe is fixedly installed on one side of the oxygen outer channel.

[0009] Furthermore, the docking frame includes a rectangular frame, a connecting groove is provided on the right side of the rectangular frame, an inner peripheral wall of the connecting groove is fixedly connected to the outer surface of the oxygen inlet pipe, and through grooves are provided on the top and bottom of the rectangular frame.

[0010] Furthermore, the two fixing parts each include a limiting plate and a latch column, the limiting plate and the latch column are fixedly connected, the limiting plate is threadedly mounted on the outer surface of the screw rod, and one end of the latch column passes through the through slot and extends to the interior of the docking frame.

[0011] Furthermore, the guide assembly includes two guide rods, which are respectively fixedly installed on the top and bottom of the docking frame, and the other ends of the two guide rods are respectively fixedly connected to the inner wall of the support frame, and the limiting plate is slidably installed on the outer surface of the guide rod.

[0012] Furthermore, the support frame includes a mounting frame and two bearings, the two bearings are fixedly mounted on the top and bottom of the mounting frame respectively, and the inner circumferential walls of the two bearings are fixedly mounted on the outer surface of the main rod.

[0013] Furthermore, the transmission assembly includes two belts, two driving wheels are fixedly installed on the outer surface of the main rod, and driven wheels are fixedly installed on the outer surfaces of the two screw rods. The belt transmission on the same side is installed on the outer surfaces of the driving wheel and the driven wheel on the same side.

[0014] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0015] The novel three-channel acetylene cracking furnace mixer is provided with a docking structure and a control structure, so that the oxygen supply pipe can be inserted into the outer surface of the oxygen inlet pipe. The progressive motor is used as a driving source and the two screw rods are controlled to rotate through mechanical transmission, so that the fixing parts threadedly connected to the outer surfaces of the two screw rods move to the opposite side, so that the latch columns in the two fixing parts are stuck in the oxygen supply pipe, so as to achieve rapid connection of the oxygen supply pipe and the oxygen inlet pipe, and replace the pure manual assembly of the oxygen supply pipe and the oxygen inlet pipe, which not only reduces the labor intensity of the staff, but also facilitates disassembly and maintenance, so that the practicality of the novel three-channel acetylene cracking furnace mixer is enhanced. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0017] Figure 2 This is a schematic diagram of the structure of the utility model Figure 1 A in the enlarged view;

[0018] Figure 3 It is a three-dimensional schematic diagram of the structural docking frame and the supporting frame of the utility model.

[0019] In the figure: 1, mixer; 2, oxygen outer channel; 3, swirl blade; 4, oxygen inner channel; 5, oxygen inlet pipe; 61, docking frame; 62, sealing ring; 63, support frame; 64, screw rod; 65, fixing part; 66, guide assembly; 67, progressive motor; 68, main rod; 69, transmission assembly. DETAILED DESCRIPTION

[0020] 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.

[0021] See also Figure 1-3 A novel three-channel acetylene cracking furnace mixer in this embodiment includes a mixer 1, an oxygen outer channel 2 is arranged outside the mixer 1, a swirl blade 3 is arranged on the mixer 1, an oxygen inner channel 4 is arranged inside the mixer 1, an oxygen inlet pipe 5 is arranged on one side of the oxygen outer channel 2, a docking structure and a control structure are arranged on the oxygen inlet pipe 5, the oxygen outer channel 2 is fixedly installed on the outside of the mixer 1, the swirl blade 3 is installed on the mixer 1, the oxygen inner channel 4 is fixedly installed inside the mixer 1, and the oxygen inlet pipe 5 is fixedly installed on one side of the oxygen outer channel 2.

[0022] In the implementation of this example, the docking structure includes a docking frame 61 fixedly installed on the outer surface of the oxygen inlet pipe 5, the docking frame 61 includes a rectangular frame, a connecting groove is opened on the right side of the rectangular frame, the inner peripheral wall of the connecting groove is fixedly connected to the outer surface of the oxygen inlet pipe 5, and through grooves are opened on the top and bottom of the rectangular frame to facilitate the docking frame 61 to be fixedly installed on the outer surface of the oxygen inlet pipe 5. A sealing ring 62 for sealing the gap at the connection is fixedly installed on the inner wall of the docking frame 61, and a support frame 63 is fixedly installed on the outer surface of the docking frame 61. The inner top wall and the inner bottom wall of the support frame 63 are both rotatably installed with screw rods 64, and the two screw rods 64 are rotatably installed on the docking frame 61 respectively. The top and bottom of the docking frame 61 are provided with guide assemblies 66 for limiting the movement trajectories of the two fixing members 65, so as to realize that the limiting plates threadedly connected to the outer surfaces of the limiting screws 64 can only move up and down.

[0023] Among them, the guide assembly 66 includes two guide rods, which are respectively fixedly installed on the top and bottom of the docking frame 61, and the other ends of the two guide rods are respectively fixedly connected to the inner wall of the support frame 63, and the limiting plate is slidably installed on the outer surface of the guide rod to limit the fixing member 65 to move up and down only on the outer surface of the guide rod.

[0024] By adopting the above technical solution, the oxygen supply tube is inserted into the interior of the docking frame 61 and sleeved on the outer surface of the oxygen inlet tube 5, the gap between the oxygen supply tube and the oxygen inlet tube 5 is sealed by the sealing ring 62, and the two screw rods 64 are controlled to rotate by the control structure, so that the fixing piece 65 threadedly connected to the outer surface of the screw rod 64 moves on the outer surface of the guide rod, thereby controlling the two fixing pieces 65 to move to the opposite side until the pin column in the fixing piece 65 passes through the through groove and extends to the interior of the oxygen supply tube, thereby achieving rapid assembly of the oxygen supply tube and the oxygen inlet tube 5.

[0025] In the implementation of this example, the control structure includes a progressive motor 67, which provides a power source for the control structure. The progressive motor 67 is fixedly installed on the top of the support frame 63. The support frame 63 has a main rod 68 fixedly connected to the output shaft of the progressive motor 67 installed inside. The outer surface of the main rod 68 is provided with a transmission assembly 69 for driving the two screw rods 64 to rotate. The transmission assembly 69 includes two belts. Two driving wheels are fixedly installed on the outer surface of the main rod 68. The outer surfaces of the two screw rods 64 are fixedly installed with driven wheels. The belt drive on the same side is installed on the outer surfaces of the driving wheel and the driven wheel on the same side, so that the two belts can be used to drive the two screw rods 64 to rotate respectively.

[0026] The support frame 63 includes a mounting frame and two bearings, the two bearings are fixedly mounted on the top and bottom of the mounting frame respectively, and the inner circumferential walls of the two bearings are fixedly mounted on the outer surface of the main rod 68 to facilitate supporting the rotation of the main rod 68.

[0027] By adopting the above technical solution, the progressive motor 67 on the top of the support frame 63 is started, so that the progressive motor 67 drives the main rod 68 to rotate, and the rotating main rod 68 uses the two belts in the transmission assembly 69 to drive the two screw rods 64 to rotate respectively.

[0028] The working principle of the above embodiment is:

[0029] When assembling the oxygen supply pipe and the oxygen inlet pipe 5 on the mixer 1 of the novel three-channel acetylene cracking furnace mixer, the oxygen supply pipe is inserted into the interior of the docking frame 61 and sleeved on the outer surface of the oxygen inlet pipe 5, the gap between the oxygen supply pipe and the oxygen inlet pipe 5 is sealed by the sealing ring 62, and the progressive motor 67 on the top of the support frame 63 is started, so that the progressive motor 67 drives the main rod 68 to rotate, so that the rotating main rod 68 drives the two screw rods 64 to rotate respectively by the two belts in the transmission assembly 69, and then the fixing piece 65 threadedly connected to the outer surface of the screw rod 64 moves on the outer surface of the guide rod, thereby controlling the two fixing pieces 65 to move to the opposite side until the pin column in the fixing piece 65 passes through the through groove and extends to the interior of the oxygen supply pipe, thereby achieving rapid assembly of the oxygen supply pipe and the oxygen inlet pipe 5.

[0030] 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. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0031] 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.

Claims

1. A novel three-channel acetylene cracking furnace mixer, comprising a mixer (1), characterized in that: The mixer (1) is provided with an oxygen outer channel (2) on the outside, the mixer (1) is provided with a swirl blade (3), the mixer (1) is provided with an oxygen inner channel (4) on the inside, an oxygen inlet pipe (5) is provided on one side of the oxygen outer channel (2), and the oxygen inlet pipe (5) is provided with a docking structure and a control structure; The docking structure comprises a docking frame (61) fixedly mounted on the outer surface of the oxygen inlet pipe (5); a sealing ring (62) for sealing a gap at a connection is fixedly mounted on the inner wall of the docking frame (61); a support frame (63) is fixedly mounted on the outer surface of the docking frame (61); screw rods (64) are rotatably mounted on the inner top wall and the inner bottom wall of the support frame (63); two screw rods (64) are rotatably mounted on the top and bottom of the docking frame (61), respectively; the outer surfaces of the two screw rods (64) are threadedly connected with fixing members (65) for locking connection; and guide components (66) for limiting the movement tracks of the two fixing members (65) are arranged on the top and the bottom of the docking frame (61).

2. A novel three-channel acetylene cracking furnace mixer according to claim 1, characterized in that: The control structure comprises a progressive motor (67), wherein the progressive motor (67) is fixedly mounted on the top of a support frame (63), a main rod (68) fixedly connected to an output shaft of the progressive motor (67) is rotatably mounted inside the support frame (63), and a transmission assembly (69) for driving two screw rods (64) to rotate is disposed on the outer surface of the main rod (68).

3. The novel three-channel acetylene cracking furnace mixer according to claim 1, characterized in that: The oxygen outer channel (2) is fixedly mounted on the outside of the mixer (1), the swirl blade (3) is mounted on the mixer (1), the oxygen inner channel (4) is fixedly mounted on the inside of the mixer (1), and the oxygen inlet pipe (5) is fixedly mounted on one side of the oxygen outer channel (2).

4. The novel three-channel acetylene cracking furnace mixer according to claim 1, characterized in that: The docking frame (61) comprises a rectangular frame, a connection groove is provided on the right side of the rectangular frame, an inner peripheral wall of the connection groove is fixedly connected to the outer surface of the oxygen inlet pipe (5), and through grooves are provided on the top and bottom of the rectangular frame.

5. A novel three-channel acetylene cracking furnace mixer according to claim 4, characterized in that: The two fixing members (65) each comprise a limiting plate and a latch post, the limiting plate and the latch post being fixedly connected, the limiting plate being threadedly mounted on the outer surface of the screw rod (64), and one end of the latch post passing through the through slot and extending to the interior of the docking frame (61).

6. A novel three-channel acetylene cracking furnace mixer according to claim 5, characterized in that: The guide assembly (66) comprises two guide rods, the two guide rods are respectively fixedly mounted on the top and bottom of the docking frame (61), the other ends of the two guide rods are respectively fixedly connected to the inner wall of the support frame (63), and the limiting plate is slidably mounted on the outer surface of the guide rods.

7. The novel three-channel acetylene cracking furnace mixer according to claim 2 is characterized in that: The support frame (63) comprises a mounting frame and two bearings, the two bearings being fixedly mounted on the top and bottom of the mounting frame respectively, and the inner peripheral walls of the two bearings being fixedly mounted on the outer surface of the main rod (68).

8. The novel three-channel acetylene cracking furnace mixer according to claim 2, characterized in that: The transmission assembly (69) comprises two belts, two driving wheels are fixedly mounted on the outer surface of the main rod (68), and driven wheels are fixedly mounted on the outer surfaces of the two screw rods (64), and the belt transmission on the same side is mounted on the outer surfaces of the driving wheel and the driven wheel on the same side.

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