Centrifugal assembly and gas-liquid separation device comprising same

Abstract

The utility model discloses a centrifugal component and gas-liquid separation device including the centrifugal component, including the centrifugal body, the middle of centrifugal body is provided with the fluid channel along the flow direction of fluid, the centrifugal body is distributed with a plurality of filter cavities along the outer edge of the fluid channel, the filter cavities are communicated with the fluid channel, and the filter cavities are communicated with the fluid channel. A fluid inlet communicated with the fluid channel is formed in the inner edge of the filtering cavity, a fluid outlet is formed in the outer edge of the filtering cavity, and fluid impacts in the filtering cavity to enable to-be-filtered phase bodies to be gathered and separated. The centrifugal assembly is reasonable in structure, collision between a gas-liquid mixture and the filter pieces is increased, gas and liquid are separated more easily, and the gas-liquid separation effect and efficiency are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of gas-liquid separation, in particular to a centrifugal component and a gas-liquid separation device comprising the centrifugal component. Background Art

[0002] In industrial production, it is often necessary to separate mixed gas and liquid to achieve liquid recovery or gas purification. A gas-liquid separation device as described in CN209985053U includes a gas-liquid mixture inlet, a shell, and a first blade and a second blade, wherein the first blade and the second blade are located in the shell, the first blade and the second blade are both spiral and coaxial, and the first blade and the second blade can move relative to each other so that a gap or overlap can be formed between the first blade and the second blade, and when there is a gap between the first blade and the second blade, the gas-liquid mixture inlet is aligned with at least a partial area of ​​the gap.

[0003] The above-mentioned spiral gas-liquid separator separates liquid from gas by centrifugal separation and gravity sedimentation. However, since the gas-liquid path in the device is too single and cannot collide with each other, there will still be gas mixed in the liquid, and the gas-liquid separation effect is not ideal.

[0004] Therefore, it is necessary to improve the centrifugal assembly in the prior art and the gas-liquid separation device including the centrifugal assembly. Utility Model Content

[0005] The utility model aims to overcome the defects in the prior art and provide a centrifugal assembly and a gas-liquid separation device including the centrifugal assembly, so as to increase the collision between the gas-liquid mixture and the filter plate, make the gas and liquid easier to separate, and improve the gas-liquid separation effect and efficiency.

[0006] In order to achieve the above technical effects, the technical solution of the utility model is as follows: a centrifugal assembly, including a centrifugal body, a fluid channel is arranged in the middle of the centrifugal body along the flow direction of the fluid, the centrifugal body is provided with a plurality of filter cavities along the outer edge of the fluid channel, the inner edge of the filter cavity is provided with a fluid inlet connected to the fluid channel, the outer edge of the filter cavity is provided with a fluid outlet, the fluid collides in the filter cavity so that the phase to be filtered is aggregated and separated. Through such a design, the fluid can collide in the filter cavity so that the phase to be filtered is aggregated and separated from the remaining phase of the fluid.

[0007] The preferred technical solution is that the fluid is a mixture of any two or three of the three phases of gas, liquid and solid; the phase to be filtered is any two or one of the three phases of gas, liquid and solid.

[0008] A preferred technical solution is that the fluid is a gas-liquid mixture, and the phase to be filtered is a liquid.

[0009] A preferred technical solution is that the centrifugal body is spliced ​​together by multiple filter plates, the filter plates include a fluid channel splicing hole in the middle and a filter cavity splicing structure located outside the fluid channel splicing hole, the filter cavity splicing structure includes a liquid hole group and a liquid impact plate group, and the liquid hole group and the liquid impact plate group are staggered around the fluid channel splicing hole on each filter plate.

[0010] The preferred technical solution is that the filter cavities are evenly distributed on the centrifugal body, and each filter cavity is composed of a liquid hole group and two liquid impact plate groups. The liquid hole group is arranged on a filter plate, and the two liquid impact plate groups are respectively arranged on the filter plate above and below the filter plate; the liquid hole group is surrounded by a liquid hole group connecting frame, and the liquid impact plate group and the liquid hole group connecting frame are in contact and sealed cooperation, and form a sealed cooperation contact circle, the sealed cooperation contact circle is connected to the fluid channel position and has a fluid inlet gap, and the sealed cooperation contact circle is close to the fluid outflow position. With such a design, the fluid enters the filter cavity from the fluid inlet gap, impacts in the filter cavity, separates the phase to be filtered, and is discharged from the fluid outlet gap.

[0011] The preferred technical solution is that the liquid-passing hole group and the impingement plate group on each filter plate are arranged alternately, and the impingement plate group and the liquid-passing hole group of the upper filter plate and the lower filter plate matched with the filter plate correspond to each other, and the liquid-passing hole group and the impingement plate group matched with the same filter plate are interlaced, so that a plurality of filter cavities are formed at the outer edge of the fluid channel in a cycle. Through such a design, the impingement plate groups of the upper and lower filter plates sandwich the liquid-passing hole group of the middle filter plate, forming a filter cavity.

[0012] The preferred technical solution is that the filter sheet includes a horizontally arranged connection part and a filter part with a conical surface arranged on the outer edge of the connection part, the fluid channel splicing hole is arranged on the connection part, the liquid hole group and the impingement plate group are staggered on the filter part, the liquid hole group includes one or more liquid holes, and the impingement plate group includes one or more impingement plates. Through such a design, the gas-liquid mixture collides multiple times in the upper and lower impingement plates, and the gas and liquid are easier to separate.

[0013] The preferred technical solution is that the liquid through hole group includes two liquid through holes, the liquid impingement plate group includes two liquid impingement plates, and the liquid through hole group and the liquid impingement plate group are both provided in three groups. Such a design is a further limitation of the above solution.

[0014] The preferred technical solution is that the liquid through hole group includes one liquid through hole, the liquid bumping plate group includes one liquid bumping plate, and the liquid through hole group and the liquid bumping plate group are both provided in six groups. Such a design is a further limitation of the above solution.

[0015] The preferred technical solution is that the wall thickness of the filter sheet is 0.2-0.6 mm. With this design, the wall thickness of the filter sheet is thinner, and more layers of filter sheets can be placed in the gas-liquid separation device, thereby improving the gas-liquid separation effect.

[0016] The preferred technical solution is that the width of the fluid inlet gap and the fluid outlet gap is 0.1-0.4 mm. With such a design, the fluid enters the filter cavity faster, which can produce a stronger collision effect.

[0017] The preferred technical solution is that the path along which the fluid flows along the fluid inlet gap, the filter cavity, and the fluid outlet gap is a tortuous path. By setting a more complex path, the number of collisions of the gas-liquid mixture is increased.

[0018] The preferred technical solution is that the connecting part includes a plurality of connecting ribs fixedly connected to the filter part. With such a design, the gas-liquid mixture will undergo a preliminary collision (collision with the connecting ribs) when entering the centrifugal assembly, increasing the number of collisions and thus increasing the separation effect.

[0019] The preferred technical solution is that the surface of the impingement plate is uniformly distributed with raised spoiler structures; the raised spoiler structures are convex points, and the convex points are regular or irregular in shape; or the raised spoiler structures are convex ridges, and the convex ridges are continuous or disconnected. Through such a design, the collision of the gas-liquid mixture in the centrifugal assembly is increased, and the path of the gas-liquid mixture is also increased.

[0020] The preferred technical solution is that the surface of the impingement plate is uniformly provided with concave flow-disturbing structures, the concave flow-disturbing structures are grooves, and the grooves are regular or irregular in shape. Through such a design, the collision of the gas-liquid mixture in the centrifugal assembly is increased, and the path of the gas-liquid mixture is also increased.

[0021] A preferred technical solution is that the impingement plate is a flat surface or a curved surface.

[0022] The preferred technical solution is that the curved surface is a zigzag umbrella surface, and the shapes of the collaborating impingement plates match each other. Through such a design, the collision of the gas-liquid mixture in the centrifugal assembly is increased, and the path of the gas-liquid mixture is also increased.

[0023] A gas-liquid separation device including the centrifugal component includes a shell, the shell is provided with a liquid inlet, an exhaust port, a liquid outlet and a motor for driving the centrifugal component to rotate, the centrifugal component is arranged in the shell, the liquid inlet is communicated with the fluid channel, and the exhaust port and the liquid outlet are communicated with the fluid outlet.

[0024] The preferred technical solution is to further include an upper impact plate and a lower impact plate, and the centrifugal assembly is sandwiched between the upper impact plate and the lower impact plate. Through such a design, the filter sheets located at the top and bottom of the centrifugal assembly can also play a role in colliding the gas-liquid mixture under the cooperation of the upper impact plate and the lower impact plate.

[0025] The advantages and beneficial effects of the utility model are as follows: the centrifugal assembly of the utility model has a reasonable structure, and the liquid holes of multiple filter plates cooperate with the liquid collision plates to increase the path change and the number of collisions of the gas-liquid mixture in the centrifugal assembly; compared with the prior art, the gas and liquid are easier to separate after the gas-liquid mixture collides multiple times, thereby improving the gas-liquid separation effect and efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a structural schematic diagram of the centrifugal body of the centrifugal assembly embodiment 1 of the utility model;

[0027] Figure 2 It is a schematic structural diagram of the filter sheet of the centrifugal assembly embodiment 1 of the utility model;

[0028] Figure 3 This is a schematic diagram of the stacked state of three filter sheets of the centrifugal assembly embodiment 1 of the utility model;

[0029] Figure 4 The centrifugal assembly of the utility model in Example 1 Figure 3 A cross-sectional view of

[0030] Figure 5 The centrifugal assembly of the utility model in Example 1 Figure 4 The enlarged schematic diagram of point a in the middle (schematic diagram of the path of the gas-liquid mixture in the filter cavity);

[0031] Figure 6 It is a structural schematic diagram of a gas-liquid separation device of a centrifugal assembly embodiment 1 of the utility model;

[0032] Figure 7 It is a schematic diagram of the internal structure of the gas-liquid separation device of the centrifugal assembly embodiment 1 of the utility model;

[0033] Figure 8 It is a schematic structural diagram of a filter sheet of a centrifugal assembly embodiment 2 of the utility model;

[0034] Fig. 9It is a schematic structural diagram of the filter sheet of the centrifugal assembly embodiment 3 of the utility model;

[0035] Fig.10 It is a schematic structural diagram of a filter sheet of a centrifugal assembly embodiment 4 of the utility model;

[0036] Fig.11 It is a schematic structural diagram of the filter sheet of the centrifugal assembly embodiment 5 of the utility model;

[0037] Fig.12 It is a schematic structural diagram of the filter sheet of the centrifugal assembly embodiment 6 of the utility model;

[0038] In the figure: 1. filter plate; 11. fluid channel splicing hole; 2. connecting part; 21. connecting rib; 3. filter part; 4. liquid through hole group; 41. liquid through hole; 42. liquid through hole group connecting frame; 5. liquid impact plate group; 51. liquid impact plate; 52. ridge; 53. convex point; 54. groove; 6. shell; 61. liquid inlet; 62. exhaust port; 63. liquid outlet; 71. upper impact plate; 72. lower impact plate; 81. fluid inlet gap; 82. fluid outlet gap; 9. filter cavity. DETAILED DESCRIPTION

[0039] The following is a further description of the specific implementation of the present invention in conjunction with the accompanying drawings and embodiments. The following embodiments are only used to more clearly illustrate the technical solution of the present invention, and cannot be used to limit the protection scope of the present invention.

[0040] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "horizontal", "vertical", "top", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0041] Example 1

[0042] like Figure 1-7 As shown, the centrifugal assembly of Example 1 includes a centrifugal body, a fluid channel is arranged in the middle of the centrifugal body along the flow direction of the fluid, a plurality of filter cavities 9 are distributed along the outer edge of the fluid channel of the centrifugal body, a fluid inlet connected to the fluid channel is arranged at the inner edge of the filter cavity 9, a fluid outlet is arranged at the outer edge of the filter cavity 9, and the fluid collides in the filter cavity 9 so that the phase to be filtered gathers and is separated.

[0043] The fluid is a mixture of any two or three of the three phases of gas, liquid and solid; the phase to be filtered is any two or one of the three phases of gas, liquid and solid.

[0044] The fluid is a gas-liquid mixture, and the phase to be filtered is a liquid.

[0045] The centrifugal body is formed by splicing multiple filter plates 1, and the filter plate 1 includes a fluid channel splicing hole 11 in the middle and a filter cavity splicing structure located outside the fluid channel splicing hole 11, and the filter cavity splicing structure includes a liquid hole group 4 and a liquid impact plate group 5, and the liquid hole group 4 and the liquid impact plate group 5 are staggered around the fluid channel splicing hole 11 on each filter plate 1.

[0046] There are multiple filter cavities 9 evenly distributed on the centrifugal body, and each filter cavity 9 is spliced ​​by a liquid hole group and two liquid impact plate groups. The one liquid hole group is arranged on a filter plate, and the two liquid impact plate groups are respectively arranged on the filter plate above and below the filter plate; the liquid hole group 4 is surrounded by a liquid hole group connecting frame 42, and the liquid impact plate group 5 is in contact and sealed cooperation with the liquid hole group connecting frame 42 to form a sealed cooperation contact circle, and the sealed cooperation contact circle is connected to the fluid channel position to leave a fluid inlet gap 81, and the sealed cooperation contact circle is provided with a fluid outlet gap 82 near the fluid outflow position.

[0047] The liquid-passing hole group 4 and the impingement plate group 5 on each filter plate 1 are arranged alternately, and the impingement plate group 5 and the liquid-passing hole group 4 of the upper filter plate and the lower filter plate matched with this filter plate correspond to each other, and the positions of the liquid-passing hole group 4 and the impingement plate group 5 matched with the same filter plate are staggered, so that a plurality of filter cavities 9 are formed at the outer edge of the fluid channel in this cycle.

[0048] The filter plate 1 includes a horizontally arranged connecting portion 2 and a filter portion 3 with a conical surface arranged on the outer edge of the connecting portion 2, the fluid channel splicing hole 11 is arranged on the connecting portion 2, the liquid through hole group 4 and the liquid impact plate group 5 are staggered on the filter portion 3, the liquid through hole group 4 includes one or more liquid through holes 41, and the liquid impact plate group 5 includes one or more liquid impact plates 51.

[0049] The liquid through hole group 4 includes two liquid through holes 41 , the liquid impingement plate group 5 includes two liquid impingement plates 51 , and the liquid through hole group 4 and the liquid impingement plate group 5 are both provided in three groups.

[0050] The wall thickness of the filter plate 1 is 0.2-0.6 mm.

[0051] The width of the fluid inlet gap 81 and the fluid outlet gap 82 is 0.1-0.4 mm.

[0052] The path along which the fluid flows along the fluid inlet gap, the filter cavity 9 and the fluid outlet gap is a tortuous path.

[0053] The connecting portion 2 includes a plurality of connecting ribs 21 fixedly connected to the filtering portion 3 .

[0054] A gas-liquid separation device including the above-mentioned centrifugal assembly includes a shell 6, the shell 6 is provided with a liquid inlet 61, an exhaust port 62, a liquid outlet 63 and a motor for driving the centrifugal assembly to rotate, the centrifugal assembly is arranged in the shell 6, the liquid inlet 61 is arranged in communication with the fluid channel, and the exhaust port 62 and the liquid outlet 63 are arranged in communication with the fluid outlet.

[0055] It also includes an upper impact plate 71 and a lower impact plate 72 , and the centrifugal assembly is sandwiched between the upper impact plate 71 and the lower impact plate 72 .

[0056] The use method of embodiment 1 is as follows: the gas-liquid mixture enters the centrifugal assembly from the liquid inlet 61, and the motor drives the centrifugal assembly to rotate, and the gas-liquid mixture performs centrifugal motion in the centrifugal assembly;

[0057] The gas-liquid mixture is first destroyed by the collision of the connecting rib 21, and then enters the filter cavity 9 from the fluid inlet gap 81 under the action of centrifugal force. Before entering the fluid inlet gap 81, the gas-liquid mixture will also collide with the outer frame of the liquid hole 41, and collide back and forth between the upper and lower liquid collision plates 51. The path increases, the number of collisions increases, and the gas and liquid are separated. Finally, the gas and liquid overflow from the fluid outlet gap 82 respectively, the gas is discharged from the exhaust port 62, and the liquid is discharged from the liquid outlet 63.

[0058] Example 2

[0059] like Figure 8 As shown, Example 2 is based on Example 1, with the difference that: the liquid through hole group 4 includes a liquid through hole 41, the impingement plate group 5 includes a impingement plate 51, and the liquid through hole group 4 and the impingement plate group 5 are both provided in six groups.

[0060] Example 3

[0061] like Fig. 9 As shown, Example 3 is based on Example 1, and the difference is that: the surface of the impingement plate 51 is uniformly distributed with protruding spoiler structures; the protruding spoiler structures are ridges 52, and the ridges 52 are continuous or disconnected.

[0062] The difference between the use of Example 3 and Example 1 is that the gas-liquid mixture in the centrifugal assembly will not only collide with the liquid collision plate 51, but also collide with the ridge 52 to change the path, so the gas-liquid separation effect is better.

[0063] Example 4

[0064] like Fig.10 As shown, Example 4 is based on Example 1, with the difference that: the raised spoiler structure is a convex point 53, and the convex point 53 is a regular shape or an irregular shape.

[0065] The difference between the use of Example 4 and Example 1 is that the gas-liquid mixture in the centrifugal assembly will not only collide with the liquid collision plate 51, but also collide with the convex point 53 to change the path, so the gas-liquid separation effect is better.

[0066] Example 5

[0067] like Fig.11 As shown, Example 5 is based on Example 1, and the difference is that: the surface of the impingement plate 51 is uniformly distributed with concave spoiler structures, and the concave spoiler structures are grooves 54, and the grooves 54 are regular or irregular in shape.

[0068] The difference between the use of Example 5 and Example 1 is that the gas-liquid mixture in the centrifugal assembly will not only collide with the liquid collision plate 51, but also collide with the groove 54 to change the path, so the gas-liquid separation effect is better.

[0069] Example 6

[0070] like Fig.12 As shown, Example 6 is based on Example 1, with the difference that: the impingement plate 51 is a flat surface or a curved surface.

[0071] The curved surface is a curved umbrella surface, and the shapes of the collision plates 51 that cooperate with each other match each other.

[0072] The difference between the use of Example 6 and Example 1 is that the shape of the impingement plate 51 is more complicated, the collision path of the gas-liquid mixture is also more complicated, and the gas-liquid separation effect is better.

[0073] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A centrifugal assembly, characterized in that: The centrifugal body comprises a centrifugal body, wherein a fluid channel is arranged in the middle of the centrifugal body along the flow direction of the fluid, wherein the centrifugal body has a plurality of filter cavities (9) distributed along the outer edge of the fluid channel, wherein the inner edge of the filter cavity (9) is provided with a fluid inlet connected to the fluid channel, and the outer edge of the filter cavity (9) is provided with a fluid outlet, wherein the fluid collides in the filter cavity (9) so that the phase to be filtered is aggregated and separated.

2. The centrifugal assembly according to claim 1, characterized in that The centrifugal body is formed by splicing a plurality of filter plates (1), wherein the filter plates (1) comprise a fluid channel splicing hole (11) in the middle and a filter cavity splicing structure located outside the fluid channel splicing hole (11), wherein the filter cavity splicing structure comprises a liquid through hole group (4) and a liquid impact plate group (5), wherein the liquid through hole group (4) and the liquid impact plate group (5) are arranged alternately around the fluid channel splicing hole (11) on each of the filter plates (1).

3. The centrifugal assembly according to claim 2, characterized in that A plurality of the filter cavities (9) are evenly distributed on the centrifugal body, and each filter cavity (9) is formed by splicing a liquid-passing hole group and two liquid-impinging plate groups, wherein the liquid-passing hole group is arranged on a filter plate, and the two liquid-impinging plate groups are arranged on the filter plate above and below the filter plate, respectively; a liquid-passing hole group connecting frame (42) is arranged around the liquid-passing hole group (4), and the liquid-impinging plate group (5) is in contact and sealed cooperation with the liquid-passing hole group connecting frame (42) to form a sealed cooperation contact circle, wherein a fluid inlet gap (81) is left at a position where the sealed cooperation contact circle is connected to the fluid channel, and a fluid outlet gap (82) is arranged near a position where the fluid flows out of the sealed cooperation contact circle.

4. The centrifugal assembly according to claim 3, characterized in that The liquid-passing hole group (4) and the liquid-impinging plate group (5) on each filter plate (1) are arranged in a staggered manner, and the liquid-passing hole group (4) of the filter plate above and the filter plate below the filter plate that match the filter plate correspond to each other in position, while the liquid-passing hole group (4) and the liquid-impinging plate group (5) that match the same filter plate are staggered in position, so that a plurality of filter cavities (9) are formed at the outer edge of the fluid channel in a cycle.

5. The centrifugal assembly according to claim 4, characterized in that The filter sheet (1) comprises a horizontally arranged connection portion (2) and a filter portion (3) having a conical surface arranged at the outer edge of the connection portion (2); the fluid channel splicing hole (11) is arranged on the connection portion (2); the liquid-through hole group (4) and the liquid-impinging plate group (5) are staggeredly arranged on the filter portion (3); the liquid-through hole group (4) comprises one or more liquid-through holes (41); and the liquid-impinging plate group (5) comprises one or more liquid-through holes (51).

6. The centrifugal assembly according to claim 5, characterized in that The liquid through hole group (4) comprises two liquid through holes (41), the liquid impact plate group (5) comprises two liquid impact plates (51), and the liquid through hole group (4) and the liquid impact plate group (5) are both provided in three groups.

7. The centrifugal assembly according to claim 5, characterized in that The liquid through hole group (4) comprises a liquid through hole (41), the liquid impact plate group (5) comprises a liquid impact plate (51), and six groups of the liquid through hole group (4) and the liquid impact plate group (5) are provided.

8. The centrifugal assembly according to claim 3, characterized in that The path along which the fluid flows along the fluid inlet gap, the filter cavity (9), and the fluid outlet gap is a tortuous path.

9. The centrifugal assembly according to claim 5, characterized in that The connecting portion (2) comprises a plurality of connecting ribs (21) fixedly connected to the filtering portion (3).

10. The centrifugal assembly according to claim 6, characterized in that The surface of the impingement plate (51) is uniformly distributed with raised flow-disturbing structures; the raised flow-disturbing structures are convex points (53), and the convex points (53) are of regular or irregular shapes; or the raised flow-disturbing structures are convex edges (52), and the convex edges (52) are continuous or disconnected.

11. A gas-liquid separation device comprising the centrifugal assembly according to any one of claims 1 to 10, characterized in that: The centrifugal assembly comprises a shell (6), wherein the shell (6) is provided with a liquid inlet (61), an exhaust port (62), a liquid outlet (63), and a motor for driving the centrifugal assembly to rotate; the centrifugal assembly is arranged in the shell (6), the liquid inlet (61) is arranged in communication with the fluid channel, and the exhaust port (62) and the liquid outlet (63) are arranged in communication with the fluid outlet.

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