Multistage magnetization energy-saving device

Abstract

The utility model discloses a multi-stage magnetization energy-saving device, which belongs to the technical field of magnetization energy conservation and comprises a shielding shell, a multi-stage magnetization device and a speed increasing device, the multi-stage magnetization device used for carrying out multi-stage magnetization treatment on fuel gas and the speed increasing device used for increasing the speed of the magnetized fuel gas are mounted on the shielding shell; the multi-stage magnetizing device comprises a gas inlet assembly used for being connected with gas inlet equipment, a plurality of magnetizing assemblies used for magnetizing fuel gas, a connecting assembly used for being connected with the multiple magnetizing assemblies and reversing and a gas outlet assembly used for being connected with the speed increasing device in a gas outlet mode, and the gas inlet assembly and the gas outlet assembly are connected with the shielding shell; the magnetizing assembly is located on the inner side of the shielding shell and connected with the air inlet assembly, the magnetizing assembly and the connecting assembly. By means of the mode, the connecting assembly and the multiple magnetizing assemblies are arranged in a matched mode, fuel gas can be subjected to multi-stage magnetizing treatment, reversing of the connecting assembly enables the fuel gas to be decelerated, the staying time of the fuel gas on the inner sides of the magnetizing assemblies is prolonged, and the magnetizing effect is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to magnetization energy saving technical field, concretely relates to a multistage magnetization energy saving device. BACKGROUND

[0002] Magnetization energy saving technology is a kind of technology using magnetization process to improve energy utilization efficiency, such as gas magnetization energy saving is a kind of using magnetic field to act on gas molecule, makes gas molecule occur certain physical change, to improve its combustion efficiency and calorific value, reduces energy consumption and emission.

[0003] For example, Chinese patent application CN115899697A discloses a gas magnetization energy saving device, which includes a magnetization equipment body, the magnetization equipment body includes a front shell, a rear shell and a gas flow pipe, the front shell and the rear shell are arranged on the front and rear sides of the gas flow pipe, the outer surfaces of the front shell and the rear shell are fixedly connected with mounting blocks, the outer surface of the gas flow pipe is fixedly connected with two symmetrical first fixing blocks, and the top of the gas flow pipe is provided with a gas pipe.

[0004] However, when the gas magnetization energy saving device is used, the magnetic flux in a single gas flow pipe is small, and the gas flows at a high speed in the gas flow pipe, so it is difficult to complete magnetization completely, and the magnetization effect is poor.

[0005] Therefore, the utility model designs a multistage magnetization energy saving device to solve the above problems. UTILITY MODEL CONTENTS

[0006] In view of the above shortcomings of the prior art, the utility model provides a multistage magnetization energy saving device.

[0007] To achieve the above purposes, the utility model is implemented by the following technical solutions:

[0008] A multistage magnetization energy saving device, comprising a shielding shell, further comprising a multistage magnetization device and a speed increasing device;

[0009] The shielding shell is provided with a multistage magnetization device for magnetizing gas in multiple stages and a speed increasing device for increasing the speed of magnetized gas;

[0010] The multistage magnetization device comprises an air inlet assembly for connecting an air inlet device, a plurality of magnetization assemblies for magnetizing gas, a connecting assembly for connecting the plurality of magnetization assemblies and reversing, and an air outlet assembly for connecting the speed increasing device, the air inlet assembly and the air outlet assembly are connected with the shielding shell, and the magnetization assemblies are connected with the air inlet assembly, the magnetization assemblies and the connecting assembly on the inner side of the shielding shell.

[0011] Further, the shielding shell comprises a secondary shell and a primary shell, the secondary shell is fixedly installed on the left end of the primary shell by bolts, the secondary shell and the primary shell are hollowed on the inner sides, a through hole is formed on the left end of the secondary shell for the air inlet assembly to pass through, a through hole is formed on the right end of the primary shell for the air outlet assembly to pass through, the inner side of the secondary shell is connected with the air inlet assembly, and the inner side of the primary shell is connected with the air outlet assembly.

[0012] Further, the secondary shell and the primary shell are made of soft iron with good magnetic conductivity.

[0013] Further, the air inlet assembly comprises an air inlet connecting flange, an air inlet pipe and a first sealing ring, the air inlet connecting flange is fixedly installed on one end of the air inlet pipe, the other end of the air inlet pipe is connected with the magnetization assembly, the outer side of the air inlet pipe is fixedly connected with the secondary shell, the first sealing ring is sleeved between the air inlet pipe and the magnetization assembly, the first sealing ring is sealingly connected with the air inlet pipe, and the first sealing ring is connected with the magnetization assembly.

[0014] Further, the plurality of magnetization assemblies are uniformly distributed on the inner side of the primary shell, the plurality of magnetization assemblies are connected in series through the connecting assemblies, the magnetization assembly comprises a magnetization outer pipe, a magnetization inner pipe, three groups of magnets and a second sealing ring, the magnetization inner pipe is located on the inner side of the magnetization outer pipe, flanges are fixedly arranged on the ends of the magnetization outer pipe and the magnetization inner pipe away from each other, the magnetization outer pipe and the magnetization inner pipe are fixedly connected, a cavity is formed between the magnetization outer pipe and the magnetization inner pipe, the magnets and the second sealing ring are located on the inner side of the cavity between the magnetization outer pipe and the magnetization inner pipe, the second sealing ring is sleeved at the flange connection between the magnetization inner pipe and the magnetization outer pipe and sealingly connected with the magnetization inner pipe and the magnetization outer pipe, each group of magnets comprises a plurality of magnets circumferentially distributed on the outer side of the magnetization inner pipe, the three groups of magnets are arranged left and right and fixedly connected with the magnetization inner pipe and the magnetization outer pipe, the left end of the magnetization outer pipe of the first magnetization assembly is fixedly connected with the air inlet pipe through bolts, the left end of the magnetization outer pipe of the first magnetization assembly is sealingly connected with the first sealing ring, the magnetization outer pipe and the magnetization inner pipe of the middle magnetization assembly are connected with two connecting assemblies respectively, and the right end of the magnetization inner pipe of the tail magnetization assembly is connected with the air outlet assembly.

[0015] Further, the magnetic poles of each group of magnets are oriented in the same direction, and the magnetic poles of the two adjacent groups of magnets are oriented in opposite directions.

[0016] Further, the plurality of connecting assemblies are respectively located between every two magnetization assemblies, the connecting assembly comprises a connecting pipe and a third sealing ring, the connecting pipe of the left connecting assembly is fixedly connected with the two magnetization outer pipes through bolts at both ends, the third sealing ring of the left connecting assembly is sleeved between the connecting pipe and the magnetization outer pipe and sealingly connected with the connecting pipe and the magnetization outer pipe, the connecting pipe of the right connecting assembly is fixedly connected with the two magnetization inner pipes through bolts at both ends, and the third sealing ring of the right connecting assembly is sleeved between the connecting pipe and the magnetization inner pipe and sealingly connected with the connecting pipe and the magnetization inner pipe.

[0017] Further, the air outlet assembly comprises an air outlet pipe and a fourth sealing ring, one end of the air outlet pipe is fixedly connected with the magnetized inner pipe of the magnetized assembly at the tail end through a bolt, the other end of the air outlet pipe is connected with the speed increasing device, the outer side of the air outlet pipe is fixedly connected with the main shell, and the fourth sealing ring is sleeved between the air outlet pipe and the magnetized inner pipe of the magnetized assembly at the tail end and is in sealing abutting connection with the air outlet pipe and the magnetized inner pipe.

[0018] Further, the speed increasing device comprises a Tesla valve and a mounting flange, one end of the Tesla valve is fixedly connected in communication with the air outlet pipe, and the other end of the Tesla valve is fixedly connected with the mounting flange on the outer side.

[0019] Further, the conveying direction of the Tesla valve is arranged from the end close to the air outlet pipe to the end close to the mounting flange.

[0020] Compared with the prior art, the utility model has the advantages that: 1. Through the cooperation of the connecting assembly and the plurality of magnetized assemblies, the gas can be subjected to multi-stage magnetization treatment, the reversing of the connecting assembly makes the gas slow down and stay longer inside the magnetized assembly, and the magnetization effect is improved;

[0021] 2. Through the materials and arrangement of the auxiliary shell and the main shell, the magnetized assemblies are facilitated to be disassembled and assembled, the influence of external magnetic fields on the magnetized assemblies is reduced, the magnetization effect is improved, a plurality of magnetic poles and magnetic fields are formed through the arrangement of the plurality of magnets, the magnetic flux density is increased, the magnetization effect is improved, the connecting pipe is arranged to slow down the gas and facilitate the arrangement of the plurality of magnetized assemblies, the space utilization is improved, and the device size is reduced;

[0022] 3. The Tesla valve is arranged to increase the flow rate of the gas and reduce the negative influence caused by the longer stay of the gas inside the magnetized inner pipe. BRIEF DESCRIPTION OF DRAWINGS

[0023] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the following embodiment or prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings according to these drawings without creating any creative labor.

[0024] Figure 1 It is a perspective view of a multi-stage magnetization energy-saving device of the utility model;

[0025] Figure 2 It is a front view of a multi-stage magnetization energy-saving device of the utility model;

[0026] Figure 3 It is a left view of a multi-stage magnetization energy-saving device of the utility model;

[0027] Figure 4 It is a perspective view of a multi-stage magnetization energy-saving device hidden shielding shell of the utility model;

[0028] Figure 5 It is a perspective view of a part along A-A section of Figure 3 ;

[0029] Figure 6 It is a perspective view of a part along B-B section of Figure 3 ;

[0030] Figure 7 It is an enlarged view of C in Figure 5 ;

[0031] Figure 8 It is an enlarged view of D in Figure 6 ;

[0032] Figure 9 It is a disassembly view of the magnetization assembly of the utility model.

[0033] The reference numerals in the drawings represent respectively:

[0034] 1.Shielding shell; 11.Sub-housing; 12.Main housing; 2.Multi-stage magnetization device; 21.Inlet assembly; 211.Inlet connecting flange; 212.Inlet pipe; 213.First sealing ring; 22.Magnetization assembly; 221.Magnetization outer pipe; 222.Magnetization inner pipe; 223.Magnet; 224.Second sealing ring; 23.Connection assembly; 231.Connection pipe; 232.Third sealing ring; 24.Outlet assembly; 241.Outlet pipe; 242.Fourth sealing ring; 3.Speed increasing device; 31.Tesla valve; 32.Mounting flange. DETAILED DESCRIPTION

[0035] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be described clearly and completely below in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0036] In the following description, "left", "right", "front", "back", "up", "down" are oriented with the perspective direction of the front view.

[0037] Embodiment one: in some embodiments, please refer to the Figures 1-9A multi-stage magnetization energy-saving device, comprising a shielding shell 1, further comprising a multi-stage magnetization device 2 and a speed increasing device 3;

[0038] The shielding shell 1 is provided with the multi-stage magnetization device 2 for magnetizing the gas in multiple stages and the speed increasing device 3 for increasing the speed of the magnetized gas.

[0039] The multi-stage magnetization device 2 comprises an air inlet assembly 21 for connecting an air inlet device, a plurality of magnetization assemblies 22 for magnetizing the gas, a connecting assembly 23 for connecting the plurality of magnetization assemblies 22 and reversing, and an air outlet assembly 24 for connecting the speed increasing device 3, wherein the air inlet assembly 21 and the air outlet assembly 24 are connected with the shielding shell 1, and the magnetization assemblies 22 are connected with the air inlet assembly 21, the magnetization assemblies 22 and the connecting assembly 23 inside the shielding shell 1.

[0040] In normal use, one end of the air inlet assembly 21 is connected with a gas inlet end, one end of the speed increasing device 3 is connected with a gas outlet end, when the gas enters the magnetization assemblies 22 through the air inlet assembly 21, the magnetization assemblies 22 magnetize the gas, the gas passes through the magnetization assemblies 22 in turn through the connecting assembly 23 and other magnetization assemblies 22, the reversing of the connecting assembly 23 reduces the speed of the gas, the gas stays inside the magnetization assemblies 22 for a longer time, the plurality of magnetization assemblies 22 magnetize the gas in multiple stages, the processed gas enters the speed increasing device 3 through the air outlet assembly 24, the speed increasing device 3 increases the speed of the gas and sends it away, the cooperation of the connecting assembly 23 and the plurality of magnetization assemblies 22 enables the gas to be magnetized in multiple stages, the reversing of the connecting assembly 23 reduces the speed of the gas and prolongs the staying time of the gas inside the magnetization assemblies 22, and the magnetization effect is improved.

[0041] In some embodiments, as shown in Figure 2 、 Figure 4 、 Figure 5 、 Figure 6 、 Figure 7 、 Figure 8 and Figure 9 , as a preferred embodiment of the utility model, the shielding shell 1 comprises a secondary shell 11 and a primary shell 12, the secondary shell 11 is fixedly installed at the left end of the primary shell 12 through bolts, the secondary shell 11 and the primary shell 12 are hollow inside, a through hole is formed in the left end of the secondary shell 11 for the air inlet assembly 21 to pass through, a through hole is formed in the right end of the primary shell 12 for the air outlet assembly 24 to pass through, the secondary shell 11 is connected with the air inlet assembly 21 inside, and the primary shell 12 is connected with the air outlet assembly 24 inside.

[0042] The secondary shell 11 and the primary shell 12 are made of soft iron with good magnetic conductivity.

[0043] The multi-stage magnetization energy-saving device is normally used, the air outlet assembly 24, the connecting assembly 23, the magnetization assembly 22 and the air inlet assembly 21 are sequentially placed into the main shell 12 during installation, and then the auxiliary shell 11 is fixed with the main shell 12 through bolts, the materials and the arrangement of the auxiliary shell 11 and the main shell 12 facilitate disassembly and reduce the influence of external magnetic fields on the magnetization assembly 22, and the magnetization effect is improved.

[0044] The air inlet assembly 21 comprises an air inlet connecting flange 211, an air inlet pipe 212 and a first sealing ring 213, the air inlet connecting flange 211 is fixedly installed on the outer side of one end of the air inlet pipe 212, the other end of the air inlet pipe 212 is connected with the magnetization assembly 22, the outer side of the air inlet pipe 212 is fixedly connected with the auxiliary shell 11, the first sealing ring 213 is sleeved between the air inlet pipe 212 and the magnetization assembly 22, the first sealing ring 213 is sealingly connected with the air inlet pipe 212, and the first sealing ring 213 is connected with the magnetization assembly 22.

[0045] The plurality of magnetization assemblies 22 are uniformly distributed on the inner side of the main shell 12, the plurality of magnetization assemblies 22 are connected in series through the connecting assemblies 23, the magnetization assembly 22 comprises a magnetization outer pipe 221, a magnetization inner pipe 222, three groups of magnets 223 and a second sealing ring 224, the magnetization inner pipe 222 is located on the inner side of the magnetization outer pipe 221, flanges are fixedly arranged at the ends of the magnetization outer pipe 221 and the magnetization inner pipe 222 away from each other, the magnetization outer pipe 221 and the magnetization inner pipe 222 are fixedly connected, a cavity is formed between the magnetization outer pipe 221 and the magnetization inner pipe 222, the magnets 223 and the second sealing ring 224 are located on the inner side of the cavity between the magnetization outer pipe 221 and the magnetization inner pipe 222, the second sealing ring 224 is sleeved at the flange connecting position of the magnetization inner pipe 222 and the magnetization outer pipe 221 and sealingly connected with the magnetization inner pipe 222 and the magnetization outer pipe 221, each group of magnets 223 comprises a plurality of magnets 223 circumferentially distributed on the outer side of the magnetization inner pipe 222, the three groups of magnets 223 are arranged on the left and right sides and fixedly connected with the magnetization inner pipe 222 and the magnetization outer pipe 221, the left end of the magnetization outer pipe 221 of the first magnetization assembly 22 is fixedly connected with the air inlet pipe 212 through bolts, the left end of the magnetization outer pipe 221 of the first magnetization assembly 22 is sealingly connected with the first sealing ring 213, the magnetization outer pipe 221 and the magnetization inner pipe 222 of the middle magnetization assembly 22 are connected with two connecting assemblies 23 respectively, and the right end of the magnetization inner pipe 222 of the tail-end magnetization assembly 22 is connected with the air outlet assembly 24.

[0046] The magnetic poles of each group of magnets 223 are oriented in the same direction, and the magnetic poles of the two adjacent groups of magnets 223 are oriented in opposite directions.

[0047] The plurality of connecting assemblies 23 are respectively arranged between each two magnetization assemblies 22, the connecting assembly 23 comprises a connecting pipe 231 and a third sealing ring 232, the connecting pipe 231 of the left connecting assembly 23 is fixedly connected with the two magnetization outer pipes 221 through bolts at two ends respectively, the third sealing ring 232 of the left connecting assembly 23 is sleeved between the connecting pipe 231 and the magnetization outer pipe 221 and is sealingly abuttingly connected with the connecting pipe 231 and the magnetization outer pipe 221, the connecting pipe 231 of the right connecting assembly 23 is fixedly connected with the two magnetization inner pipes 222 through bolts at two ends respectively, and the third sealing ring 232 of the right connecting assembly 23 is sleeved between the connecting pipe 231 and the magnetization inner pipe 222 and is sealingly abuttingly connected with the connecting pipe 231 and the magnetization inner pipe 222.

[0048] The gas outlet assembly 24 comprises a gas outlet pipe 241 and a fourth sealing ring 242, one end of the gas outlet pipe 241 is fixedly connected with the magnetization inner pipe 222 of the tail end magnetization assembly 22 through a bolt, the other end of the gas outlet pipe 241 is connected with the speed increasing device 3, the outer side of the gas outlet pipe 241 is fixedly connected with the main shell 12, and the fourth sealing ring 242 is sleeved between the gas outlet pipe 241 and the magnetization inner pipe 222 of the tail end magnetization assembly 22 and is sealingly abuttingly connected with the gas outlet pipe 241 and the magnetization inner pipe 222.

[0049] When the multi-stage magnetization energy-saving device is used normally, the gas inlet connecting flange 211 is fixedly connected with the gas inlet end, and the mounting flange 32 is fixedly connected with the gas outlet end, the gas enters the inner side of the magnetization inner pipe 222 of the head end magnetization assembly 22 through the gas inlet pipe 212, then enters the inner side of the magnetization inner pipe 222 of the tail end magnetization assembly 22 through the connecting pipe 231 and the magnetization inner pipe 222 of the intermediate magnetization assembly 22 in sequence, a plurality of magnets 223 are arranged to form a plurality of magnetic fields, the gas is magnetized by passing through the magnetic field, the gas is decelerated when passing through the connecting pipe 231, the gas enters the speed increasing device 3 from the inner side of the magnetization inner pipe 222 of the tail end magnetization assembly 22 through the gas outlet pipe 241, a plurality of magnets 223 are arranged to form a plurality of magnetic fields, the magnetic flux density is increased, the magnetization effect is improved, the arrangement of the connecting pipe 231 facilitates the arrangement of the plurality of magnetization assemblies 22 while the gas is decelerated, the space utilization is improved, and the device volume is reduced.

[0050] In some embodiments, as shown in Figures 1-9 As a preferred embodiment of the utility model, the speed increasing device 3 comprises a Tesla valve 31 and a mounting flange 32, one end of the Tesla valve 31 is fixedly connected with the gas outlet pipe 241 in communication, and the other end of the Tesla valve 31 is fixedly connected with the mounting flange 32 on the outer side.

[0051] The conveying direction of the Tesla valve 31 is arranged from the end close to the gas outlet pipe 241 to the end close to the mounting flange 32.

[0052] The multi-stage magnetization energy-saving device is used normally, gas passes through the gas outlet pipe 241 from the inside of the magnetization inner tube 222 of the magnetization assembly 22 at the tail end into the Tesla valve 31, under the action of the Tesla valve 31, the gas enters the gas outlet end at a high speed, the setting of the Tesla valve 31 accelerates the flow rate of the gas, and the negative influence caused by the lengthening of the residence time of the gas in the inside of the magnetization inner tube 222 is reduced.

[0053] The above examples are only used to illustrate the technical solutions of the present application, but not to limit it; although the present application has been described in detail with reference to the foregoing examples, those skilled in the art should understand that the technical solutions recorded in the foregoing examples can still be modified, or some technical features can be replaced equivalently; and these modifications or replacements will not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A multi-stage magnetization energy-saving device, comprising a shielding shell (1), characterized in that: It also includes a multi-stage magnetization device (2) and an acceleration device (3). The shielding shell (1) is equipped with a multi-stage magnetization device (2) for multi-stage magnetization of the gas and an acceleration device (3) for accelerating the gas after magnetization. The multi-stage magnetization device (2) includes an intake assembly (21) for connecting to an intake device, multiple magnetization assemblies (22) for magnetizing the gas, a connecting assembly (23) for connecting multiple magnetization assemblies (22) and switching directions, and an outlet assembly (24) for connecting to an acceleration device (3). The intake assembly (21) and the outlet assembly (24) are connected to the shielding shell (1). The magnetization assembly (22) is located inside the shielding shell (1) and is connected to the intake assembly (21), the magnetization assembly (22) and the connecting assembly (23).

2. The multi-stage magnetization energy-saving device according to claim 1, characterized in that, The shielding shell (1) includes a sub-shell (11) and a main shell (12). The sub-shell (11) is fixedly installed on the left end of the main shell (12) by bolts. The inner sides of the sub-shell (11) and the main shell (12) are hollow. The left end of the sub-shell (11) has a through hole for the air intake assembly (21) to pass through. The right end of the main shell (12) has a through hole for the air outlet assembly (24) to pass through. The inner side of the sub-shell (11) is connected to the air intake assembly (21), and the inner side of the main shell (12) is connected to the air outlet assembly (24).

3. The multi-stage magnetization energy-saving device according to claim 2, characterized in that, The sub-shell (11) and main shell (12) are made of soft iron with good magnetic permeability.

4. The multi-stage magnetization energy-saving device according to claim 2, characterized in that, The intake assembly (21) includes an intake connection flange (211), an intake pipe (212), and a first sealing ring (213). The intake connection flange (211) is fixedly installed on the outside of one end of the intake pipe (212). The other end of the intake pipe (212) is connected to the magnetization assembly (22). The outside of the intake pipe (212) is fixedly connected to the sub-shell (11). The first sealing ring (213) is sleeved between the intake pipe (212) and the magnetization assembly (22). The first sealing ring (213) is in sealing contact with the intake pipe (212) and connected to the magnetization assembly (22).

5. The multi-stage magnetization energy-saving device according to claim 4, characterized in that, The multiple magnetization components (22) are evenly distributed inside the main housing (12). The multiple magnetization components (22) are connected in series by connecting components (23). Each magnetization component (22) includes a magnetized outer tube (221), a magnetized inner tube (222), three sets of magnets (223), and a second sealing ring (224). The magnetized inner tube (222) is located inside the magnetized outer tube (221). Flanges are fixedly installed at the ends of the magnetized outer tube (221) and the magnetized inner tube (222) that are far apart from each other. The magnetized outer tube (221) and the magnetized inner tube (222) are fixedly connected, and a cavity is formed between the magnetized outer tube (221) and the magnetized inner tube (222). The magnets (223) and the second sealing ring (224) are located inside the cavity between the magnetized outer tube (221) and the magnetized inner tube (222). The second sealing ring (224) is sleeved on the magnetized inner tube (222). The flange connection between the magnetized outer tube (221) and the magnetized inner tube (222) and the magnetized outer tube (221) is sealed and abuts against each other. Each set of magnets (223) includes multiple magnets (223) circumferentially distributed on the outside of the magnetized inner tube (222). The three sets of magnets (223) are arranged left and right and fixedly connected to the magnetized inner tube (222) and the magnetized outer tube (221). The magnetized outer tube (221) of the magnetization assembly (22) at the first end is on the left side. The end is fixedly connected to the intake pipe (212) by bolts. The left end of the magnetized outer tube (221) of the magnetized assembly (22) at the first end is sealed and abutted against the first sealing ring (213). The magnetized outer tube (221) and magnetized inner tube (222) of the magnetized assembly (22) in the middle part are respectively connected to two connecting assemblies (23). The right end of the magnetized inner tube (222) of the magnetized assembly (22) at the tail end is connected to the exhaust assembly (24).

6. The multi-stage magnetization energy-saving device according to claim 5, characterized in that, The magnetic poles of each group of magnets (223) are oriented in the same direction, and the magnetic poles of two adjacent groups of magnets (223) are oriented in opposite directions.

7. The multi-stage magnetization energy-saving device according to claim 5, characterized in that, The plurality of connecting components (23) are located between each pair of magnetizing components (22). Each connecting component (23) includes a connecting tube (231) and a third sealing ring (232). The two ends of the connecting tube (231) of the left connecting component (23) are fixedly connected to the two magnetizing outer tubes (221) by bolts. The third sealing ring (232) of the left connecting component (23) is sleeved between the connecting tube (231) and the magnetizing outer tube (221) and is sealed and abutted against the connecting tube (231) and the magnetizing outer tube (221). The two ends of the connecting tube (231) of the right connecting component (23) are fixedly connected to the two magnetizing inner tubes (222) by bolts. The third sealing ring (232) of the right connecting component (23) is sleeved between the connecting tube (231) and the magnetizing inner tube (222) and is sealed and abutted against the connecting tube (231) and the magnetizing inner tube (222).

8. The multi-stage magnetization energy-saving device according to claim 5, characterized in that, The air outlet assembly (24) includes an air outlet pipe (241) and a fourth sealing ring (242). One end of the air outlet pipe (241) is fixedly connected to the magnetized inner tube (222) of the magnetization assembly (22) at the tail end by bolts. The other end of the air outlet pipe (241) is connected to the speed-increasing device (3). The outer side of the air outlet pipe (241) is fixedly connected to the main housing (12). The fourth sealing ring (242) is sleeved between the air outlet pipe (241) and the magnetized inner tube (222) of the magnetization assembly (22) at the tail end and is in a sealing contact connection with the air outlet pipe (241) and the magnetized inner tube (222).

9. The multi-stage magnetization energy-saving device according to claim 8, characterized in that, The speed-increasing device (3) includes a Tesla valve (31) and a mounting flange (32). One end of the Tesla valve (31) is fixedly connected to the air outlet pipe (241), and the other end of the Tesla valve (31) is fixedly connected to the mounting flange (32).

10. The multi-stage magnetization energy-saving device according to claim 9, characterized in that, The Tesla valve (31) is positioned from the end near the outlet pipe (241) toward the end near the mounting flange (32).

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