Swing angle mechanism, purification device and self-rotation method

Abstract

The invention provides a swing angle mechanism, a purification device and a self-revolution method. By setting a tilt angle unit, when mixing, the swing angle mechanism tilts the spin reaction unit inward by 45 degrees to mix the liquid; after mixing and reacting for a period of time, the swing angle mechanism tilts the spin reaction unit outward by 45 degrees to 75 degrees, and under the action of centrifugal force, the liquid in the reaction tube is thrown out to the waste liquid collection tank of the purification device; the solution is fully mixed to ensure the uniformity and uniform distribution of various components in the reaction liquid, which is more conducive to promoting the reaction, improving the production efficiency and reducing the experimental difference; the revolution mechanism is turned on to realize the revolution of multiple spin reaction units, further improving the mixing effect, and making the liquid in the reaction test tube react fully; the solution is fully mixed to ensure the uniformity and uniform distribution of various components in the reaction liquid, which is more conducive to promoting the reaction, improving the production efficiency and reducing the experimental difference.

Description

Technical Field

[0001] The invention relates to the technical field of purification equipment, and in particular to a swing angle mechanism, a purification device and a self-rotation method. Background Art

[0002] Magnetic bead reagents are widely used in the field of sample analysis. The magnetic bead reagents usually include magnetic beads, their markers and buffer solutions. When used, the magnetic bead reagents are sucked by a corresponding reagent suction device and sent to a corresponding reaction container. In the prior art, all of them are suitable for mixing small volumes of liquids, low frequencies are not easy to mix the magnetic beads, high frequencies are easy to affect the product, and there are technical problems such as liquid splashing and bubbles. Summary of the invention

[0003] In order to solve the above technical problems, one of the technical solutions adopted by the present invention is: an angle-swinging mechanism, which is used to tilt multiple spin reaction units on the purification device at a specified angle to improve the mixing effect, and the mechanism includes:

[0004] A tilt angle unit 1, used to tilt a plurality of spin reaction units installed thereon;

[0005] The self-rotation driving unit 2 is used to drive the rotation of the tilt angle unit 1 ; the driving end of the self-rotation driving unit 2 is connected to the rotating end of the tilt angle unit 1 .

[0006] The self-rotation driving unit 2 is installed on the device base of the purification device.

[0007] Furthermore, the tilt angle unit 1 comprises:

[0008] A rotating disk 101; at least one slide slot 102 is provided on the rotating disk 101;

[0009] The mounting circular plate 103 is fixedly mounted on the upper end of the cylinder of the purification device; a plurality of inwardly facing grooves 104 are provided at the edge of the mounting circular plate 103;

[0010] At least one set of inclined mounting seats 105, each set of which is located on both sides of the inward slot 104 of the mounting circular plate 103;

[0011] At least two swing angle shafts 106, each of which has one end mounted on a corresponding tilting mounting seat 105 and the other end mounted on the surface of the spin reaction unit;

[0012] At least two gears 107, each of which is fixedly mounted on the swing angle shaft 106;

[0013] At least two slide rails 108, which are fixedly mounted on both sides of the inward slot 104;

[0014] at least two racks 109 slidably mounted on corresponding slide rails 108;

[0015] At least two connecting rods 1010, one end of each of which is fixedly mounted on the rack 109;

[0016] At least one sliding post 1011, which is located in the slide slot 102 and slides along the length direction of the slide slot 102;

[0017] The other end of each connecting rod 1010 is hinged to the sliding column 1011; each gear 107 is meshed with the corresponding rack 109;

[0018] When the rotating disk 101 rotates, the slide column 1011 slides along the length direction of the slide slot 102, and drives the two racks 109 to move synchronously along the length direction of the slide rail 108 through the connecting rod 1010, driving the gear 107 to rotate along the length direction of the rack 109 to achieve the swing angle of the spin reaction unit.

[0019] Furthermore, the self-rotation drive unit 2 comprises:

[0020] A servo electric actuator 201, which is fixedly mounted at the lower end of the cylinder of the purification device;

[0021] The telescopic plate 202 is located outside and below the cylinder of the purification device; the telescopic end of the servo electric actuator 201 is fixedly connected to the telescopic plate 202;

[0022] At least one telescopic column 203, one end of which is mounted on the telescopic plate 202;

[0023] A spiral telescopic hollow column 204 is located in the purification device; at least one spiral block 205 is provided on the outer surface of the spiral telescopic hollow column 204;

[0024] A rotating hollow column 206 is located outside the spiral telescopic hollow column 204; a spiral groove 207 is provided at the inner lower end of the rotating hollow column 206;

[0025] The other end of the telescopic column 203 extends into the cylinder of the purification device and is installed on the outer surface of the spiral telescopic hollow column 204; the spiral block 205 is embedded in the spiral groove 207;

[0026] The servo electric actuator 201 drives the telescopic plate 202 to move up and down, and the telescopic plate 202 drives the spiral telescopic hollow column 204 to move up and down in a spiral manner, thereby driving the rotating hollow column 206 to rotate;

[0027] Since the servo electric actuator cylinder 201 can accurately stop at any position within the telescopic stroke, the rotating hollow column 206 can be fixed at any angle;

[0028] The other end of the telescopic column 203 is fixedly mounted on the outer surface of the spiral telescopic hollow column 204 through at least one fixing clamp 208;

[0029] The rotating disk 101 is installed at the upper end of the rotating hollow column 206 to realize the rotation of the rotating disk 101.

[0030] Another technical solution adopted by the present invention is: a purification device, which includes the above-mentioned swing angle mechanism and revolution mechanism, and the revolution mechanism is used to realize the revolution of multiple spin reaction units on the purification device, combined with the rotation of each spin reaction unit, to improve the mixing effect.

[0031] Furthermore, the revolution mechanism comprises:

[0032] A rotary drum 3, which is located in the housing of the purification device;

[0033] A revolution driving unit 4, used for driving the revolution cylinder 3 to rotate, and installed on the housing of the purification device;

[0034] Among them, a plurality of bearings are arranged from top to bottom between the revolving cylinder 3 and the shell of the purification device;

[0035] The mounting circular plate 103 is located at the upper end of the revolving cylinder 2 .

[0036] Furthermore, the revolution driving unit 4 includes:

[0037] A driving motor 401, which is mounted on the housing of the purification device;

[0038] A driving gear 402, which is mounted on the rotating end of the driving motor 401;

[0039] The driven gear 403 is fixedly sleeved on the rotating cylinder 3 and meshes with the driving gear 402;

[0040] The driving motor 401 is mounted on the housing of the purification device via a clamp 404 .

[0041] Furthermore, the purification device also includes: at least one gas-electric pipeline 5, which is used to provide wiring and piping functions for the power supply and gas supply of the corresponding spin reaction unit, and each of the gas-electric pipelines 5 is fixedly installed at the center of the rotating disk 101 through a mounting frame 6; each gas-electric pipeline 5 merges into the electric slip ring and the pneumatic rotary joint at the center of the revolving cylinder 2, so that the gas-electric pipeline 5 of each spin reaction unit is not entangled or knotted.

[0042] Furthermore, the purification device also includes: a wire tube installation cylinder 7, which is located at the inner center of the device, one end of the wire tube installation cylinder 7 is fixedly installed at the bottom of the device, and the other end is movably installed at the center of the mounting frame 6 through the mounting bearing 8.

[0043] Furthermore, the purification device further comprises: a liquid collecting annular groove 8, which is mounted on the device housing of the purification device;

[0044] When the liquid in the reaction tube in the spin reaction unit completes the reaction, the liquid in the reaction tube is thrown into the liquid collecting ring groove 8 by the outward swinging of the swing mechanism, thereby completing the collection of the liquid.

[0045] Another technical solution adopted by the present invention is: a self-rotation method, which is applied to the above-mentioned purification device, and the method comprises:

[0046] S1, tilt each spin reaction unit inwards by 45° through the swing angle mechanism;

[0047] S2, supplying power and gas to each spin reaction unit through the gas-electric pipeline 5;

[0048] S3, turning on the motor in each spin reaction unit to achieve self-spin of the reaction tube;

[0049] S4, starting the revolution mechanism, so that each spin reaction unit installed on the revolution mechanism realizes revolution, and the combination of revolution and rotation improves the mixing effect;

[0050] S5. After mixing, the swing angle mechanism tilts the spin reaction unit outward by 45° to 75°. Under the action of centrifugal force, the liquid in the reaction tube is thrown out into the liquid collecting annular groove 8 of the purification device.

[0051] The advantages and positive effects of the present invention are as follows: by setting the tilt angle unit, during mixing, the swing angle mechanism tilts the spin reaction unit inward by 45° to mix the liquid; after mixing and reacting for a period of time, the swing angle mechanism tilts the spin reaction unit outward by 45° to 75°, and under the action of centrifugal force, the liquid in the reaction tube is thrown out to the waste liquid collection tank of the purification device;

[0052] Make the solution fully mixed to ensure the uniformity and even distribution of various components in the reaction solution, which is more conducive to promoting the reaction, improving production efficiency and reducing experimental differences;

[0053] The revolution mechanism is turned on to realize the revolution of multiple spin reaction units, which further improves the mixing effect and makes the liquid in the reaction tube react fully; the solution is fully mixed to ensure the uniformity and uniform distribution of various components in the reaction liquid, which is more conducive to promoting the reaction, improving production efficiency and reducing experimental differences. BRIEF DESCRIPTION OF THE DRAWINGS

[0054] Figure 1 It is the structural diagram of the swing angle mechanism;

[0055] Figure 2 It is a position relationship diagram of the spiral telescopic hollow column and the rotating hollow column;

[0056] Figure 3 It is a structural schematic diagram of a rotating hollow column;

[0057] Figure 4 It is a structural schematic diagram of a spiral telescopic hollow column;

[0058] Figure 5 It is a top view of the swing angle mechanism;

[0059] Figure 6 It is the structural diagram of the swing angle mechanism;

[0060] Figure 7 It is a structural diagram of the revolution mechanism;

[0061] Figure 8 for Figure 1 Rear view of

[0062] Fig. 9 It is a schematic diagram of the structure of the purification device;

[0063] Fig.10 for Fig. 9 sectional view of;

[0064] In the figure: 1. tilt angle unit; 101. rotating disk; 102. slide groove; 103. mounting circular plate; 104. inward groove; 105. tilt mounting seat; 106. swing angle shaft; 107. gear; 108. slide rail; 109. rack; 1010. connecting rod; 1011. slide column; 2. self-rotation drive unit; 201. servo electric actuator; 202. telescopic plate; 203. telescopic column; 204. spiral telescopic hollow column; 205. spiral block; 206. rotating hollow column; 207. spiral groove; 208. fixing clamp; 3. revolution cylinder; 4. revolution drive unit; 401. driving motor; 402. driving gear; 403. driven gear; 5. gas and electric pipeline; 6. mounting frame 7. wire pipe mounting cylinder; 8. liquid collecting ring groove. DETAILED DESCRIPTION

[0065] In order to better understand the present invention, the present invention is further described below in conjunction with specific embodiments and drawings.

[0066] Example 1

[0067] like Figure 1-Figure 6 As shown, the angle-swinging mechanism is used to tilt multiple spin reaction units on the purification device at a specified angle to improve the mixing effect. The mechanism includes:

[0068] A tilt angle unit 1, used to tilt a plurality of spin reaction units installed thereon;

[0069] The self-rotation driving unit 2 is used to drive the rotation of the tilt angle unit 1 ; the driving end of the self-rotation driving unit 2 is connected to the rotating end of the tilt angle unit 1 .

[0070] The self-rotation driving unit 2 is installed on the device base of the purification device.

[0071] Specifically, the spin reaction unit includes but is not limited to the magnetic bead centrifugal reaction device in the prior art.

[0072] Furthermore, the tilt angle unit 1 comprises:

[0073] A rotating disk 101; at least one slide slot 102 is provided on the rotating disk 101;

[0074] The mounting circular plate 103 is fixedly mounted on the upper end of the cylinder of the purification device; a plurality of inwardly facing grooves 104 are provided at the edge of the mounting circular plate 103;

[0075] At least one set of inclined mounting seats 105, each set of which is located on both sides of the inward slot 104 of the mounting circular plate 103;

[0076] At least two swing angle shafts 106, each of which has one end mounted on a corresponding tilting mounting seat 105 and the other end mounted on the surface of the spin reaction unit;

[0077] At least two gears 107, each of which is fixedly mounted on the swing angle shaft 106;

[0078] At least two slide rails 108, which are fixedly mounted on both sides of the inward slot 104;

[0079] at least two racks 109 slidably mounted on corresponding slide rails 108;

[0080] At least two connecting rods 1010, one end of each of which is fixedly mounted on the rack 109;

[0081] At least one sliding post 1011, which is located in the slide slot 102 and slides along the length direction of the slide slot 102;

[0082] The other end of each connecting rod 1010 is hinged to the sliding column 1011; each gear 107 is meshed with the corresponding rack 109;

[0083] When the rotating disk 101 rotates, the slide column 1011 slides along the length direction of the slide slot 102, and drives the two racks 109 to move synchronously along the length direction of the slide rail 108 through the connecting rod 1010, driving the gear 107 to rotate along the length direction of the rack 109 to achieve the swing angle of the spin reaction unit.

[0084] Furthermore, the self-rotation drive unit 2 comprises:

[0085] A servo electric actuator 201, which is fixedly mounted at the lower end of the cylinder of the purification device;

[0086] The telescopic plate 202 is located outside and below the cylinder of the purification device; the telescopic end of the servo electric actuator 201 is fixedly connected to the telescopic plate 202;

[0087] At least one telescopic column 203, one end of which is mounted on the telescopic plate 202;

[0088] A spiral telescopic hollow column 204 is located in the purification device; at least one spiral block 205 is provided on the outer surface of the spiral telescopic hollow column 204;

[0089] A rotating hollow column 206 is located outside the spiral telescopic hollow column 204; a spiral groove 207 is provided at the inner lower end of the rotating hollow column 206;

[0090] The other end of the telescopic column 203 extends into the cylinder of the purification device and is installed on the outer surface of the spiral telescopic hollow column 204; the spiral block 205 is embedded in the spiral groove 207;

[0091] The servo electric actuator 201 drives the telescopic plate 202 to move up and down, and the telescopic plate 202 drives the spiral telescopic hollow column 204 to move up and down in a spiral manner, thereby driving the rotating hollow column 206 to rotate;

[0092] The other end of the telescopic column 203 is fixedly mounted on the outer surface of the spiral telescopic hollow column 204 through at least one fixing clamp 208;

[0093] The rotating disk 101 is installed at the upper end of the rotating hollow column 206 to realize the rotation of the rotating disk 101.

[0094] Its working process is as follows: the servo electric actuator cylinder 201 drives the telescopic plate 202 to move up and down, the telescopic plate 202 drives the spiral telescopic hollow column 204 to move up and down in a spiral manner, and then drives the rotating hollow column 206 to rotate.

[0095] Since the servo electric actuator cylinder 201 can accurately stop at any position within the telescopic stroke, the rotating hollow column 206 can be fixed at any angle.

[0096] When the rotating disk 101 rotates, the slide column 1011 slides along the length direction of the slide slot 102, and drives the two racks 109 to move synchronously along the length direction of the slide rail 108 through the connecting rod 1010, driving the gear 107 to rotate along the length direction of the rack 109, thereby realizing the inward or outward swing angle of the spin reaction unit.

[0097] By setting the tilt angle unit, when mixing, the swing angle mechanism tilts the spin reaction unit inward by 45 degrees to mix the liquid; after mixing and reacting for a period of time, the swing angle mechanism tilts the spin unit outward by 45 degrees to 75 degrees, and under the action of centrifugal force, the liquid in the reaction tube is thrown out to the waste liquid collection tank of the purification device;

[0098] Mix the solution thoroughly to ensure the uniformity and even distribution of various components in the reaction solution, which is more conducive to promoting the reaction, improving production efficiency and reducing experimental differences.

[0099] Example 2

[0100] like Figure 7-10 As shown, a purification device includes the swing angle mechanism and the revolution mechanism described in the above embodiment 1, and the revolution mechanism is used to realize the revolution of multiple spin reaction units on the purification device, combined with the rotation of each spin reaction unit, to improve the mixing effect.

[0101] Furthermore, the revolution mechanism comprises:

[0102] A rotary drum 3, which is located in the housing of the purification device;

[0103] A revolution driving unit 4, used for driving the revolution cylinder 3 to rotate, and installed on the housing of the purification device;

[0104] Among them, a plurality of bearings are arranged from top to bottom between the revolving cylinder 3 and the shell of the purification device;

[0105] The mounting circular plate 103 is located at the upper end of the revolving cylinder 2 .

[0106] Furthermore, the revolution driving unit 4 includes:

[0107] A driving motor 401, which is mounted on the housing of the purification device;

[0108] A driving gear 402, which is mounted on the rotating end of the driving motor 401;

[0109] The driven gear 403 is fixedly sleeved on the rotating cylinder 3 and meshes with the driving gear 402;

[0110] The driving motor 401 is mounted on the housing of the purification device via a clamp 404 .

[0111] Furthermore, the purification device also includes: at least one gas-electric pipeline 5, which is used to provide wiring and piping functions for the power supply and gas supply of the corresponding spin reaction unit, and each of the gas-electric pipelines 5 is fixedly installed at the center of the rotating disk 101 through a mounting frame 6; each gas-electric pipeline 5 merges into the electric slip ring and the pneumatic rotary joint at the center of the revolving cylinder 2, so that the gas-electric pipeline 5 of each spin reaction unit is not entangled or knotted.

[0112] Furthermore, the purification device also includes: a wire tube installation cylinder 7, which is located at the inner center of the device, one end of the wire tube installation cylinder 7 is fixedly installed at the bottom of the device, and the other end is movably installed at the center of the mounting frame 6 through the mounting bearing 8.

[0113] Furthermore, the purification device further comprises: a liquid collecting annular groove 8, which is mounted on the device housing of the purification device;

[0114] When the liquid in the reaction tube in the spin reaction unit completes the reaction, the liquid in the reaction tube is thrown into the liquid collecting ring groove 8 by the outward swinging of the swing mechanism, thereby completing the collection of the liquid.

[0115] Its working process: each spin reaction unit is tilted inward by 45° through the swing angle mechanism; when purification is required, the motor in the spin reaction unit is turned on first, the liquid in the reaction tube is spun, the driving motor is turned on, the driving gear is driven to rotate, and then the revolving cylinder installed in the driven gear 303 is driven to rotate, thereby driving the multiple spin reaction units of the mounting plate 1 to realize the revolving, further improving the mixing effect, and making the liquid in the reaction tube fully react. After mixing, the swing angle mechanism tilts the spin reaction unit outward by 45° to 75°, and under the action of centrifugal force, the liquid in the reaction tube is thrown out to the liquid collecting ring groove of the purification device.

[0116] Example 3

[0117] The self-rotation method is applied to the purification device described in the above embodiment 2, and the method comprises:

[0118] S1, tilt each spin reaction unit inwards by 45° through the swing angle mechanism;

[0119] S2, supplying power and gas to each spin reaction unit through the gas-electric pipeline 5;

[0120] S3, turning on the motor in each spin reaction unit to achieve self-spin of the reaction tube;

[0121] S4, starting the revolution mechanism, so that each spin reaction unit installed on the revolution mechanism realizes revolution, and the combination of revolution and rotation improves the mixing effect;

[0122] S5. After mixing, the swing angle mechanism tilts the spin reaction unit outward by 45° to 75°. Under the action of centrifugal force, the liquid in the reaction tube is thrown out into the liquid collecting annular groove 8 of the purification device.

[0123] The embodiments of the present invention are described in detail above, but the contents described are only preferred embodiments of the present invention and cannot be considered to limit the scope of implementation of the present invention. All equivalent changes and improvements made within the scope of the present invention should still fall within the scope of this patent.

Claims

1. Angle swing mechanism, characterized in that: The mechanism is used to tilt multiple spin reaction units on the purification device at a specified angle to improve the mixing effect, and the mechanism includes: A tilt angle unit (1), used to tilt a plurality of spin reaction units mounted thereon; The self-rotation drive unit (2) is used to drive the rotation of the tilt angle unit (1); the driving end of the self-rotation drive unit (2) is connected to the rotating end of the tilt angle unit (1). The self-rotation driving unit (2) is installed on a device base of the purification device.

2. The swivel mechanism according to claim 1, characterized in that: The tilt angle unit (1) comprises: A rotating disk (101); at least one slide groove (102) is provided on the rotating disk (101); A mounting circular plate (103) is fixedly mounted on the upper end of the barrel of the purification device; a plurality of inwardly facing grooves (104) are provided at the edge of the mounting circular plate (103); At least one set of inclined mounting seats (105), each set of which is located on both sides of the inward slot (104) of the mounting circular plate (103); At least two swing angle axes (106), each of which has one end mounted on a corresponding tilting mounting seat (105) and the other end mounted on the surface of the spin reaction unit; At least two gears (107), each of which is fixedly mounted on the swing angle shaft (106); At least two slide rails (108) fixedly mounted on both sides of the inward slot (104); At least two racks (109) slidably mounted on corresponding slide rails (108); At least two connecting rods (1010), one end of each of which is fixedly mounted on the rack (109); At least one sliding post (1011), which is located in the sliding groove (102) and slides along the length direction of the sliding groove (102); The other end of each connecting rod (1010) is hinged to the sliding column (1011); each gear (107) is meshed with the corresponding rack (109); When the rotating disk (101) rotates, the slide column (1011) slides along the length direction of the slide groove (102), drives the two racks (109) to move synchronously along the length direction of the slide rail (108) through the connecting rod (1010), drives the gear (107) to rotate along the length direction of the rack (109), and realizes the swing angle of the spin reaction unit.

3. The swivel mechanism according to claim 2, characterized in that: The self-rotation driving unit (2) comprises: A servo electric actuator (201) is fixedly mounted on the lower end of the cylinder of the purification device; A telescopic plate (202) is located outside and below the cylinder of the purification device; the telescopic end of the servo electric actuator cylinder (201) is fixedly connected to the telescopic plate (202); At least one telescopic column (203), one end of which is mounted on the telescopic plate (202); A spiral telescopic hollow column (204) is located in the purification device; at least one spiral block (205) is provided on the outer surface of the spiral telescopic hollow column (204); A rotating hollow column (206) is located outside the spiral telescopic hollow column (204); a spiral groove (207) is provided at the inner lower end of the rotating hollow column (206); The other end of the telescopic column (203) extends into the cylinder of the purification device and is installed on the outer surface of the spiral telescopic hollow column (204); the spiral block (205) is embedded in the spiral groove (207); The servo electric actuator cylinder (201) drives the telescopic plate (202) to move up and down, and the telescopic plate (202) drives the spiral telescopic hollow column (204) to move up and down in a spiral manner, thereby driving the rotating hollow column (206) to rotate; Since the servo electric actuator cylinder (201) can accurately stop at any position within the telescopic stroke, the rotating hollow column (206) can be fixed at any angle; The other end of the telescopic column (203) is fixedly mounted on the outer surface of the spiral telescopic hollow column (204) via at least one fixing clamp (208); The rotating disk (101) is installed at the upper end of the rotating hollow column (206) to realize the rotation of the rotating disk (101).

4. A purification device, characterized in that: The device comprises the swing angle mechanism and the revolution mechanism as described in any one of claims 1 to 3, wherein the revolution mechanism is used to realize the revolution of multiple spin reaction units on the purification device, and improve the mixing effect by combining the rotation of each spin reaction unit.

5. The purification device according to claim 4, characterized in that: The transfer institutions include: A rotating cylinder (3), which is located in the housing of the purification device; A revolution drive unit (4), used for driving the revolution cylinder (3) to rotate, and installed on the housing of the purification device; Wherein, a plurality of bearings are arranged from top to bottom between the revolving cylinder (3) and the outer shell of the purification device; The mounting circular plate (103) is located at the upper end of the revolving cylinder (2).

6. The purification device according to claim 5, characterized in that: The revolution driving unit (4) comprises: A driving motor (401) mounted on the housing of the purification device; A driving gear (402) mounted on the rotating end of the driving motor (401); A driven gear (403) is fixedly mounted on the revolving cylinder (3) and meshes with the driving gear (402); The driving motor (401) is mounted on the housing of the purification device via a clamp (404).

7. The purification device according to claim 4, characterized in that: The purification device further comprises: at least one gas-electric pipeline (5) for providing wiring and piping functions for the power supply and gas supply of the corresponding spin reaction unit; each gas-electric pipeline (5) is fixedly mounted at the center of the rotating disk (101) via a mounting frame (6); each gas-electric pipeline (5) is connected to an electric slip ring and a pneumatic rotary joint at the center of the revolving cylinder (2), thereby achieving the goal of preventing the gas-electric pipeline (5) of each spin reaction unit from being entangled or knotted.

8. The purification device according to claim 4, characterized in that: The purification device further comprises: a wire tube installation cylinder (7), which is located at the inner center of the device, one end of the wire tube installation cylinder (7) is fixedly installed at the bottom of the device, and the other end is movably installed at the center of the mounting frame (6) through a mounting bearing (8).

9. The purification device according to claim 4, characterized in that: The purification device further comprises: a liquid collecting annular groove (8), which is mounted on the device housing of the purification device; When the liquid in the reaction tube in the spin reaction unit completes the reaction, the liquid in the reaction tube is thrown into the liquid collecting ring groove (8) by the outward swinging of the swing mechanism, thereby completing the collection of the liquid.

10. A self-rotation method, characterized in that: The method is applied to the purification device according to any one of claims 3 to 9, and comprises: S1, tilt each spin reaction unit inwards by 45° through the swing angle mechanism; S2, supplying power and gas to each spin reaction unit through the gas-electric pipeline (5); S3, turning on the motor in each spin reaction unit to achieve self-spin of the reaction tube; S4, starting the revolution mechanism, so that each spin reaction unit installed on the revolution mechanism realizes revolution, and the combination of revolution and rotation improves the mixing effect; S5. After mixing, the swing angle mechanism tilts the spin reaction unit outward by 45° to 75°. Under the action of centrifugal force, the liquid in the reaction tube is thrown out into the liquid collecting ring groove (8) of the purification device.

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