Naphtha non-hydrogen modification device

Abstract

The utility model provides a naphtha non-hydrogen modification device, and belongs to the technical field of naphtha processing. The naphtha non-hydrogen modification device comprises a reaction tank and a conveying assembly. The conveying assembly comprises a material suction pipe, a rotating pipe, a first motor, a material conveying pump, a discharging main pipe and a discharging branch pipe, during use, naphtha and a catalyst are added into the reaction tank, then the stirring piece stirs and mixes the naphtha and the catalyst, and then the first motor drives the material suction pipe and the rotating pipe to rotate; then a conveying pump sucks raw materials at the bottom of the reaction tank through a suction pipe and a through hole, and the conveying pump discharges the sucked raw materials into the reaction tank again through a discharging main pipe and a plurality of discharging branch pipes, so that the naphtha and the catalyst are not prone to layering in the reaction tank, and the mixing effect can be improved; the mixing uniformity can be improved, and the reaction rate can be increased.

Description

Technical Field

[0001] The present application relates to the field of naphtha processing, and in particular to a naphtha non-hydrogen reforming device. Background Art

[0002] Naphtha is one of the petroleum products, also known as chemical light oil and crude gasoline. It is a light oil used for chemical raw materials produced by processing crude oil or other raw materials. It is mainly used as a chemical raw material. Non-hydrogenation reforming refers to a reaction process in which only a catalyst participates but no hydrogen participates. In the non-hydrogenation reforming technology of naphtha, a reaction tank is usually required to complete the reaction of naphtha and catalyst. During the reaction, the mixing uniformity of naphtha and catalyst will affect the reaction rate. In the traditional non-hydrogenation reforming reactor technology of naphtha, the mixing structure of the reactor is relatively simple, and it is only stirred and mixed by a simple stirring rod. Naphtha and catalyst are prone to stratification inside the reactor, which will make the mixing uniformity of naphtha and catalyst low, and the reaction rate will be low. Utility Model Content

[0003] In order to make up for the above shortcomings, the present application provides a naphtha non-hydrogen reforming device, which aims to improve the problem that naphtha and catalyst are easily stratified inside the reaction tank, which will lead to a low reaction rate.

[0004] An embodiment of the present application provides a naphtha non-hydrogen reforming device, including a reaction tank and a conveying component.

[0005] A stirring element is arranged inside the reaction tank.

[0006] The conveying assembly includes a suction pipe, a rotating pipe, a first motor, a feed pump, a discharge main pipe and a discharge branch pipe. The suction pipe rotates inside the reaction tank. The pipe body of the suction pipe is provided with a through hole, which is connected to the reaction tank. The top of the rotating pipe is connected to the suction pipe. The first motor is connected to the bottom wall of the reaction tank. The output end of the first motor is drivingly connected to the rotating pipe. The suction port of the feed pump is rotationally connected to the bottom end of the rotating pipe. The discharge port of the feed pump is connected to the discharge main pipe. The discharge main pipe is fixedly sleeved on the outside of the reaction tank. One end of the discharge branch pipe is connected to the discharge main pipe, and the other end of the discharge branch pipe is connected to the inside of the reaction tank.

[0007] In a specific embodiment, the top wall of the reaction tank is connected to a feed pipe, and the bottom wall of the reaction tank is provided with supporting legs. There are a plurality of supporting legs, and the plurality of supporting legs are evenly distributed in a circle.

[0008] In a specific embodiment, the stirring member includes a second motor and a stirring rod, the second motor is connected to the center of the top wall of the reaction tank, the stirring rod rotates at the center of the inside of the reaction tank, the top end of the stirring rod rotates through the center of the top wall of the reaction tank, the top end of the stirring rod is rotationally connected to the center of the top wall of the reaction tank, and the top end of the stirring rod is fixedly connected to the output end of the second motor.

[0009] In a specific embodiment, the suction pipe rotates at the center of the bottom of the reaction tank, and a plurality of through holes are provided, the plurality of through holes are evenly arranged, and the plurality of through holes are connected to the interior of the reaction tank.

[0010] In a specific embodiment, the top of the rotating tube is fixedly connected to the center of the suction tube, the tube body of the rotating tube rotates through the center of the bottom wall of the reaction tank, and the tube body of the rotating tube is rotatably connected to the bottom wall of the reaction tank.

[0011] In a specific implementation, a first bevel gear is disposed at the output end of the first motor, a second bevel gear is disposed on the fixed sleeve of the tube body of the rotating tube, and the second bevel gear is meshed with the first bevel gear.

[0012] In a specific embodiment, the pump body of the feed pump is provided with a connecting frame, and the connecting frame is fixedly connected to the bottom wall of the reaction tank.

[0013] In a specific embodiment, the suction port of the feed pump is provided with a first connecting pipe, and the top end of the first connecting pipe is rotatably connected to the bottom end of the rotating tube.

[0014] In a specific embodiment, the discharge port of the feed pump is provided with a second connecting pipe, the tube body of the second connecting pipe is provided with a three-way valve, and the top end of the second connecting pipe is connected to the discharge main pipe.

[0015] In a specific embodiment, a plurality of discharge branch pipes are provided, one end of each of the discharge branch pipes is connected to the discharge main pipe, the other end of each of the discharge branch pipes is connected to the interior of the reaction tank, the pipe bodies of each of the discharge branch pipes are fixedly passed through the side wall of the reaction tank, and the plurality of discharge branch pipes are evenly distributed around the circumference.

[0016] The beneficial effect of the utility model is as follows: the utility model obtains a naphtha non-hydrogen reforming device through the above design. When in use, naphtha and catalyst are added into the reaction tank, and then the stirring element stirs and mixes the naphtha and the catalyst, and then the first motor drives the suction pipe and the rotating pipe to rotate, and then the feed pump sucks the raw materials at the bottom of the reaction tank through the suction pipe and the through hole, and the feed pump re-discharges the sucked raw materials into the reaction tank through the discharge main pipe and a plurality of discharge branch pipes, so that the raw materials flow up and down in the reaction tank, so that the naphtha and the catalyst are not easy to be stratified in the reaction tank, so as to improve the mixing effect, improve the mixing uniformity, and improve the reaction rate. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the implementation methods of the present application, the drawings required for use in the implementation methods will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the present application and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 This is a first-view structural schematic diagram of a naphtha non-hydrogen reforming device provided in an embodiment of the present application;

[0019] Figure 2 A second perspective structural schematic diagram of a naphtha non-hydrogen reforming device provided in an embodiment of the present application;

[0020] Figure 3 A schematic diagram of the cross-sectional structure of a reaction tank provided in an embodiment of the present application;

[0021] Figure 4 A schematic diagram of the structure of a conveying assembly provided in an embodiment of the present application;

[0022] Figure 5 A schematic diagram of the partial structure of the first bevel gear and the second bevel gear provided in an embodiment of the present application.

[0023] In the figure: 100-reaction tank; 101-feeding pipe; 102-supporting leg; 110-stirring member; 111-second motor; 112-stirring rod; 200-conveying assembly; 210-suction pipe; 211-through hole; 220-rotating pipe; 221-second bevel gear; 230-first motor; 231-first bevel gear; 240-feeding pump; 241-connecting frame; 242-first connecting pipe; 243-second connecting pipe; 2431-three-way valve; 250-discharging main pipe; 260-discharging branch pipe. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present application will be described below in conjunction with the drawings in the embodiments of the present application.

[0025] In order to make the purpose, technical solutions and advantages of the implementation methods of this application clearer, the technical solutions in the implementation methods of this application will be clearly and completely described below in conjunction with the drawings in the implementation methods of this application. Obviously, the described implementation methods are part of the implementation methods of this application, not all of the implementation methods. Based on the implementation methods in this application, all other implementation methods obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0026] See also Figure 1 The present application provides a naphtha non-hydrogen reforming device, including a reaction tank 100 and a conveying component 200.

[0027] See also Figure 1-3 The top wall of the reaction tank 100 is connected to a feed pipe 101, and the bottom wall of the reaction tank 100 is provided with supporting legs 102. There are a plurality of supporting legs 102, and the plurality of supporting legs 102 are evenly distributed in a circle.

[0028] In the specific setting, a stirring member 110 is provided inside the reaction tank 100, and the stirring member 110 includes a second motor 111 and a stirring rod 112. The second motor 111 is connected to the center of the top wall of the reaction tank 100, and the stirring rod 112 rotates at the center of the inside of the reaction tank 100. The top end of the stirring rod 112 rotates through the center of the top wall of the reaction tank 100, and the top end of the stirring rod 112 is rotationally connected to the center of the top wall of the reaction tank 100. The top end of the stirring rod 112 is fixedly connected to the output end of the second motor 111. The second motor 111 can drive the stirring rod 112 to stir the inside of the reaction tank 100.

[0029] See also Figure 1-5 The conveying assembly 200 includes a suction pipe 210, a rotating pipe 220, a first motor 230, a feed pump 240, a discharge main pipe 250 and a discharge branch pipe 260. The suction pipe 210 rotates inside the reaction tank 100. The tube body of the suction pipe 210 is provided with a through hole 211, and the through hole 211 is connected to the reaction tank 100. The suction pipe 210 rotates at the center of the bottom of the reaction tank 100. A plurality of through holes 211 are provided, and the plurality of through holes 211 are evenly arranged, and the plurality of through holes 211 are all connected to the interior of the reaction tank 100.

[0030] In this embodiment, the top end of the rotating tube 220 is connected to the suction tube 210, the top end of the rotating tube 220 is fixedly connected to the center of the suction tube 210, the tube body of the rotating tube 220 rotates through the center of the bottom wall of the reaction tank 100, and the tube body of the rotating tube 220 is rotatably connected to the bottom wall of the reaction tank 100.

[0031] In the present application, the first motor 230 is connected to the bottom wall of the reaction tank 100, and the output end of the first motor 230 is transmission-connected to the rotating tube 220. The output end of the first motor 230 is provided with a first bevel gear 231, and the tube body of the rotating tube 220 is fixedly sleeved with a second bevel gear 221, and the second bevel gear 221 is meshed with the first bevel gear 231. The pump body of the feed pump 240 is provided with a connecting frame 241, and the connecting frame 241 is fixedly connected to the bottom wall of the reaction tank 100.

[0032] In the specific setting, the suction port of the feed pump 240 is rotatably connected to the bottom end of the rotating tube 220, the suction port of the feed pump 240 is provided with a first connecting pipe 242, the top end of the first connecting pipe 242 is rotatably connected to the bottom end of the rotating tube 220, the discharge port of the feed pump 240 is connected to the discharge main pipe 250, the discharge port of the feed pump 240 is provided with a second connecting pipe 243, the tube body of the second connecting pipe 243 is provided with a three-way valve 2431, the second connecting pipe 243 is respectively connected to the feed port and one of the discharge ports of the three-way valve 2431, the feed port of the three-way valve 2431 is connected to the discharge port of the feed pump 240, and the other discharge port of the three-way valve 2431 is used to discharge the raw materials inside the reaction tank 100.

[0033] In this embodiment, the top of the second connecting pipe 243 is connected to the discharge main pipe 250, the discharge main pipe 250 is fixedly sleeved on the outside of the reaction tank 100, the discharge main pipe 250 is arranged in a ring shape, one end of the discharge branch pipe 260 is connected to the discharge main pipe 250, and the other end of the discharge branch pipe 260 is connected to the inside of the reaction tank 100. There are several discharge branch pipes 260, and one end of the several discharge branch pipes 260 is connected to the discharge main pipe 250. If The other ends of the discharge branch pipes 260 are connected to the interior of the reaction tank 100, the tube bodies of several discharge branch pipes 260 are fixedly passed through the side wall of the reaction tank 100, several discharge branch pipes 260 are evenly distributed in a circle, several discharge branch pipes 260 are located above the suction pipe 210, and the end wall of the discharge branch pipe 260 away from the discharge main pipe 250 is flush with the inner wall of the reaction tank 100, so that the discharge branch pipe 260 will not affect the rotation of the stirring rod 112.

[0034] In some specific embodiments, the feed pump 240 can absorb the raw materials inside the reaction tank 100 through the suction pipe 210 and the through hole 211. Under the action of the three-way valve 2431, on the one hand, the feed pump 240 can transport the raw materials to the discharge main pipe 250 through one of the discharge ports of the three-way valve 2431. On the other hand, the feed pump 240 can discharge the raw materials through the other discharge port of the three-way valve 2431.

[0035] Specifically, the working principle of the naphtha non-hydrogen reforming device is as follows: when in use, naphtha and catalyst are added into the reaction tank 100 through the feed pipe 101, and then the second motor 111 is turned on to drive the stirring rod 112 to rotate, and the stirring rod 112 will stir and mix the naphtha and the catalyst, and then the first motor 230 is turned on to drive the suction pipe 210 and the rotating tube 220 to rotate, and then the feed pump 240 is turned on, and the feed pump 240 absorbs the raw materials at the bottom of the reaction tank 100 through the suction pipe 210 and the through hole 211, and the feed pump 240 will re-discharge the absorbed raw materials into the reaction tank 100 through the discharge main pipe 250 and a plurality of discharge branch pipes 260, so that the raw materials flow up and down in the reaction tank 100, so that the naphtha and the catalyst are not easy to be stratified in the reaction tank 100, thereby improving the mixing effect, the uniformity of the mixing, and the reaction rate.

[0036] The above description is only an embodiment of the present application and is not intended to limit the scope of protection of the present application. For those skilled in the art, the present application may have various changes and variations. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present application should be included in the scope of protection of the present application. It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings.

[0037] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present application, which should be included in the protection scope of the present application. Therefore, the protection scope of the present application should be based on the protection scope of the claims.

Claims

1. A naphtha non-hydrogen reforming device, characterized in that: include A reaction tank (100), wherein a stirring element (110) is disposed inside the reaction tank (100); The conveying assembly (200) comprises a suction pipe (210), a rotating pipe (220), a first motor (230), a feeding pump (240), a discharge main pipe (250) and a discharge branch pipe (260). The suction pipe (210) rotates inside the reaction tank (100). The pipe body of the suction pipe (210) is provided with a through hole (211). The through hole (211) is connected to the reaction tank (100). The top end of the rotating pipe (220) is connected to the suction pipe (210). The first motor (230) is connected to the reaction tank (100). The reaction tank (100) is connected to the bottom wall of the reaction tank (100), the output end of the first motor (230) is transmission-connected to the rotating tube (220), the suction port of the feed pump (240) is rotationally connected to the bottom end of the rotating tube (220), the discharge port of the feed pump (240) is connected to the discharge main pipe (250), the discharge main pipe (250) is fixedly sleeved on the outside of the reaction tank (100), one end of the discharge branch pipe (260) is connected to the discharge main pipe (250), and the other end of the discharge branch pipe (260) is connected to the inside of the reaction tank (100).

2. A naphtha non-hydrogen reforming device according to claim 1, characterized in that: The top wall of the reaction tank (100) is connected to a feed pipe (101), and the bottom wall of the reaction tank (100) is provided with a supporting leg (102). A plurality of the supporting legs (102) are provided, and the plurality of the supporting legs (102) are evenly distributed in a circle.

3. A naphtha non-hydrogen reforming device according to claim 1, characterized in that: The stirring member (110) comprises a second motor (111) and a stirring rod (112); the second motor (111) is connected to the center of the top wall of the reaction tank (100); the stirring rod (112) rotates at the center inside the reaction tank (100); the top end of the stirring rod (112) rotates through the center of the top wall of the reaction tank (100); the top end of the stirring rod (112) is rotationally connected to the center of the top wall of the reaction tank (100); and the top end of the stirring rod (112) is fixedly connected to the output end of the second motor (111).

4. A naphtha non-hydrogen reforming device according to claim 1, characterized in that: The suction pipe (210) rotates at the center of the bottom of the reaction tank (100), and a plurality of through holes (211) are provided. The plurality of through holes (211) are evenly arranged, and the plurality of through holes (211) are all connected to the interior of the reaction tank (100).

5. A naphtha non-hydrogen reforming device according to claim 1, characterized in that: The top end of the rotating tube (220) is fixedly connected to the center of the suction tube (210), the tube body of the rotating tube (220) rotates and passes through the center of the bottom wall of the reaction tank (100), and the tube body of the rotating tube (220) is rotatably connected to the bottom wall of the reaction tank (100).

6. A naphtha non-hydrogen reforming device according to claim 1, characterized in that: The output end of the first motor (230) is provided with a first bevel gear (231), the tube body fixing sleeve of the rotating tube (220) is provided with a second bevel gear (221), and the second bevel gear (221) is meshed with the first bevel gear (231).

7. A naphtha non-hydrogen reforming device according to claim 1, characterized in that: The pump body of the feed pump (240) is provided with a connecting frame (241), and the connecting frame (241) is fixedly connected to the bottom wall of the reaction tank (100).

8. The non-hydrogen reforming device for naphtha according to claim 1, characterized in that: The suction port of the feed pump (240) is provided with a first connecting pipe (242), and the top end of the first connecting pipe (242) is rotatably connected to the bottom end of the rotating tube (220).

9. A naphtha non-hydrogen reforming device according to claim 1, characterized in that: The discharge port of the feed pump (240) is provided with a second connecting pipe (243), the body of the second connecting pipe (243) is provided with a three-way valve (2431), and the top end of the second connecting pipe (243) is connected to the discharge main pipe (250).

10. The non-hydrogen reforming device for naphtha according to claim 1, characterized in that: There are a plurality of discharge branch pipes (260), one end of each of the discharge branch pipes (260) is connected to the discharge main pipe (250), the other end of each of the discharge branch pipes (260) is connected to the interior of the reaction tank (100), the pipe bodies of each of the discharge branch pipes (260) are fixedly passed through the side wall of the reaction tank (100), and the discharge branch pipes (260) are evenly distributed around the circumference.

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