JP2024507051A - Separator - Google Patents

Abstract

The present invention provides a liquid separation tube having a liquid inlet, a liquid separation chamber, and a plurality of liquid outlets, wherein the liquid inlet and the plurality of liquid outlets are both communicated with the liquid separation chamber, and the liquid inlet is at one end of the liquid separation tube. and a plurality of liquid outlets are located at the other end of the separator tube and are disposed within the separator tube and the separator chamber, including a hub and a vane disposed on the hub; A liquid separator is provided that includes an impeller having an elliptical cross-sectional shape perpendicular to an elongation direction. The technical aspects provided by the present application can solve the problem of high cost of impellers in the prior art. [Selection diagram] Figure 1

Description

This application claims priority to a patent application filed with the National Intellectual Property Office of China on February 20, 2021, with application number 202110192112.1 and whose invention is titled "Separator". .

The present invention relates to the technical field of liquid separators, and specifically relates to liquid separators.

A separator is used to evenly divide the fluid in the main pipeline into multiple pipelines, and is mainly applied to air conditioning pipelines. After thoroughly mixing the gas-liquid two-phase refrigerant, it evaporates. Pour the liquid evenly and in equal amounts into the container. However, the conventional liquid separator has a poor liquid separation effect, resulting in uneven flow rates in each branch pipeline, which affects the normal use of the air conditioning system.

In the prior art, in order to solve the liquid separation problem, an impeller is provided in the liquid separator, and the impeller redistributes the liquid that has flowed into the liquid separator to improve the liquid separation effect. However, the blades in conventional impellers have a complicated structure, and their design and manufacturing costs are high.

The present invention provides a liquid separator that solves the problem of high cost of impellers in the prior art.

The present invention provides a separation tube having a liquid inlet, a separation chamber, and a plurality of liquid outlets, wherein the liquid inlet and the plurality of liquid outlets are both communicated with the separation chamber, and the liquid inlet is at one end of the separation tube. and a plurality of liquid outlets are located at the other end of the separator tube and are disposed within the separator tube and the separator chamber, including a hub and a vane disposed on the hub; A liquid separator including an impeller having an elliptical cross-sectional shape perpendicular to an elongation direction is provided.

Furthermore, the ratio of the lengths of the major and minor axes of the elliptical cross-section of the airfoil is between 4:1 and 10:1.

Furthermore, the included angle between the blade and the axis of the hub is between 30° and 60°.

Furthermore, the wings and hub are of integrally molded construction.

Furthermore, the impeller is manufactured from plastic.

Further, the blade and the hub are provided separately, and the side wall of the hub has a mounting groove, and one end of the blade is bonded or welded into the mounting groove.

Furthermore, the liquid separator has a plurality of impellers, the plurality of impellers overlapping within the liquid separation chamber.

Furthermore, the direction in which the blades of at least one impeller are arranged is different from the direction in which the blades of the other impellers are arranged.

Moreover, two adjacent impellers are glued, welded or screwed together.

Further, the hub has oppositely disposed first and second ends, the first end being disposed toward the liquid inlet, and the first end having a size from the first end. It gradually becomes larger in the direction toward the second end, and the second end is glued, welded, or screwed to the separation tube.

When the technical aspect of the present invention is applied, the liquid separator includes a liquid separation pipe and an impeller, and the impeller includes a hub and a blade provided on the hub, and the blade has an elliptical cross section. The structure can be simplified, making design and manufacturing easier. In this way, the fluid in the separation pipe can be separated by the impeller, and not only can the separation effect be ensured, but also the design and manufacturing cost of the blade can be reduced.

The drawings in the specification forming part of this application are for the purpose of providing a further understanding of the invention, and the schematic embodiments of the invention and their description are for the purpose of interpreting the invention. and is not intended to unduly limit the invention.

1 shows a schematic structural diagram of a liquid separator provided by Example 1 of the present invention. A schematic structural diagram of the impeller in FIG. 1 is shown. A cross-sectional view taken along line AA in FIG. 2 is shown. 2 shows a perspective view of the impeller in FIG. 1. FIG. FIG. 2 shows a schematic structural diagram of a liquid separator provided by Example 2 of the present invention. FIG. 3 shows a schematic structural diagram of a liquid separator provided by Example 3 of the present invention.

Here, the following symbols are included in the above-mentioned drawings.
10 liquid separation tube, 11 liquid inlet, 12 liquid separation chamber, 13 liquid outlet, 20 impeller, 21 hub, 211 mounting groove, 22 blade.

Hereinafter, the technical aspects of the embodiments of the present invention will be clearly and completely described with reference to the drawings in the embodiments of the present invention, but the described embodiments are only some embodiments of the present invention. , obviously not all embodiments. The following description of at least one exemplary embodiment is only illustrative in nature and does not constitute any restriction on the invention and its application or use. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts shall fall within the protection scope of the present invention.

As shown in FIGS. 1 to 4, Embodiment 1 of the present application provides a separator including a separator tube 10 and an impeller 20. As shown in FIGS. Here, the liquid separation tube 10 has a liquid inlet 11, a liquid separation chamber 12, and a plurality of liquid outlets 13. The liquid inlet 11 and the plurality of liquid outlets 13 are both communicated with the liquid separation chamber 12, and the liquid inlet 11 is located at one end of the liquid separation tube 10, and a plurality of liquid outlets 13 are located at the other end of the liquid separation tube 10. The impeller 20 is provided within the liquid separation chamber 12, and includes a hub 21 and blades 22 provided on the hub 21, and the blade 22 has an elliptical cross-sectional shape perpendicular to the direction in which the blade 22 extends.

The technical aspects provided by the present application allow the wing 22 to have an oval cross-section, thereby simplifying the structure of the wing 22 and facilitating its design and manufacturing. In this way, the fluid in the separation tube 10 can be separated by the impeller 20, and not only can the separation effect be ensured, but also the design and manufacturing costs of the blades 22 can be reduced.

Here, the impeller 20 may be fixed within the separation tube 10 or may be rotatably provided within the separation tube 10, and in the present application, the impeller 20 is fixed within the separation tube 10. .

Specifically, the ratio of the length of the major axis to the length of the minor axis of the elliptical cross section of the blade 22 is set between 4:1 and 10:1. In this way, pressure drop can be reduced while ensuring uniformity of liquid separation. Specifically, the ratio of the length of the long axis to the length of the short axis may be set to 6:1 or 8:1.

Here, the blades 22 are provided at an angle to the hub 21, and there is an included angle between the blades 22 and the axis of the hub 21. If the included angle is too large, the pressure drop will increase, and if the included angle is too small, the included angle will increase. Its liquid separation effect is poor. In the present application, the included angle between the blade 22 and the axis of the hub 21 is set between 30° and 60°. In this way, it is possible not only to ensure the liquid separation effect but also to reduce the pressure drop as much as possible. In this embodiment, the included angle between the blade 22 and the axis of the hub 21 is 45°.

In this embodiment, the impeller 20 is provided with a plurality of blades 22, and the number of blades 22 is not less than three, and in the present application, the number of blades 22 in the impeller 20 is six or more.

Here, the blades 22 and the hub 21 may be provided separately or may be integrally formed. By forming the wing 22 and the hub 21 into an integrally molded structure, attachment is facilitated.

Specifically, this impeller 20 is manufactured from plastic. The impeller 20 is manufactured using a plastic material, which reduces manufacturing cost and reduces the weight of the entire device. Specifically, impeller 20 may be manufactured from polyphenylene sulfide, polyphenylene ether, polyamide, polycarbonate, thermoplastic or polyoxymethylene materials.

In this embodiment, the blades 22 and the hub 21 are provided separately, and it is easy to manufacture their structures separately, and the manufacturing cost of the mold can be reduced. Further, the side wall of the hub 21 has an attachment groove 211, and one end of the blade 22 is glued or welded into the attachment groove 211. By providing the attachment groove 211, the connection between the blade 22 and the hub 21 is strengthened. can do. Specifically, the shape of the attachment groove 211 is matched to the shape of the end of the wing 22. The blades 22 and the hub 21 are connected by adhesion or welding, making it possible to ensure the strength of their connection while facilitating processing.

Here, the hub 21 has a first end and a second end provided oppositely, the first end being provided toward the liquid inlet 11, and the size of the first end being the same as the first end. gradually increasing in the direction from one end to the second end, thus reducing the impact of the fluid on the hub 21 and ensuring that the fluid is evenly distributed around the circumference. Can be done. The second end of the hub 21 is glued, welded or screwed to the liquid separation pipe 10. The hub 21 is connected to the separator tube 10 by the above-mentioned method to facilitate the connection between the two, and is provided in the separator tube so as to be rotatable with respect to the impeller. is low.

As shown in FIG. 5, the second embodiment of the present application, unlike the first embodiment, has a plurality of impellers 20, and the plurality of impellers 20 provide a liquid separator in which the plurality of impellers 20 are overlapped in the liquid separation chamber 12. . The above-described structure can improve the liquid separation effect of the liquid separator so that the fluid is evenly distributed to each liquid outlet 13.

Here, the blades 22 of the plurality of impellers 20 may be arranged in the same direction, or may be arranged in different directions. By making the arrangement direction of the blades 22 of at least one impeller 20 different from the arrangement direction of the blades 22 of the other impellers 20, the uniformity of liquid separation in the apparatus can be further improved. In this embodiment, two impellers 20 are provided in the separator, the blades 22 of one impeller 20 are arranged clockwise, and the blades 22 of the other impeller 20 are arranged counterclockwise. There is.

Here, the two adjacent impellers 20 may be connected by adhesive, welding, or screwing, and in this embodiment, the two adjacent impellers 20 are connected by adhesive.

As shown in FIG. 6, the third embodiment of the present application differs from the second embodiment in that in the present application, two adjacent impellers 20 are connected by a screwing method, and the hub of the first impeller 20 is The end passes through the hub of the second impeller 20 and provides a separator that is screwed into the hub of the second impeller 20, and the above structure ensures that the connection is strong and reliable. To improve the connection strength between two impellers 20.

With the liquid separator provided by the present application, by making the blades have an elliptical cross section, the structure can be simplified while ensuring the liquid separation effect, and the manufacturing cost can be reduced. By using engineering plastic as the impeller material, the impeller can be manufactured using an injection molding process, which reduces molding difficulty and processing costs, reduces the weight of the impeller member, and has the high mechanical lightness and lightness of engineering plastic. Due to chemical stability, it has higher reliability and applicability in refrigerant systems.

It should be noted that the terminology used herein is merely for describing specific embodiments and is not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly dictates otherwise, the singular form is intended to include the plural form, and further, the terms "include" and/or "include" herein It should also be understood that when used, it also indicates the presence of features, steps, operations, devices, assemblies and/or combinations thereof.

Unless specifically stated otherwise, the relative arrangement of members and steps, formulas, and numerical values set forth in these examples are not intended to limit the scope of the invention. At the same time, it should be understood that for convenience of description, the dimensions of the parts shown in the drawings are not drawn according to actual proportion. Techniques, methods, and equipment known to those skilled in the art are not discussed in detail; however, where appropriate, the described techniques, methods, and equipment are to be considered part of the permitted specification. In all examples shown and discussed herein, any specific values are merely illustrative and should not be construed as limiting. Accordingly, other instances of the example embodiment may have different values. It should be noted that similar symbols and characters indicate similar elements in the following drawings, so that once an element is defined in one drawing, further description thereof will be provided in subsequent drawings. does not require.

In the description of the present invention, "front", "rear", "top", "bottom", "left", "right", "lateral", "vertical", "vertical", "horizontal" and "top Orientations or positional relationships indicated by orientation words such as "", "bottom", etc. are generally orientations or positional relationships based on illustrations, and are merely for convenience of describing the present invention and for simplifying the description. In the absence of a statement to the contrary, these orientation words do not indicate or imply that the designated device or element has a particular orientation or must be constructed and operated in a particular orientation. Therefore, it should not be understood as limiting the scope of protection of the present invention, and it should be understood that the azimuth words "inside" and "outside" mean inside and outside of the contour of each member itself. .

For convenience of description, spatially relative terms such as "on top of," "above," "above," "above," etc. are illustrated here. It may also be used to describe the spatial relationship between one device or feature and another device or feature. Spatially relative terms should be understood as intended to encompass different orientations of the device in use or operation in addition to the orientations depicted in the figures. For example, when a device in a drawing is inverted, it is described as being "above another device or structure" or "on top of another device or structure," and then "below another device or structure." or "beneath another device or structure." Thus, the exemplary term "above" may include both orientations of "above" and "below". The device may be positioned in other different ways (90 degree rotation or other orientations), and the spatially relative descriptions used here may be interpreted accordingly.

It should be further explained that the use of words such as "first" and "second" to limit parts is merely to facilitate distinguishing between corresponding parts, and does not require separate description. Unless otherwise specified, the above-mentioned words have no special meaning and should not be understood as limiting the protection scope of the present invention.

The above description is merely a preferred embodiment of the invention, and is not intended to limit the invention, and those skilled in the art will be able to make various modifications and changes to the invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (10)

A liquid separation tube (10) having a liquid inlet (11), a liquid separation chamber (12) and a plurality of liquid outlets (13), wherein the liquid inlet (11) and the plurality of liquid outlets (13) are also communicates with the liquid separation chamber (12), the liquid inlet (11) is located at one end of the liquid separation tube (10), and a plurality of liquid outlets (13) are located at one end of the liquid separation tube (10). a separating tube (10) located at the end;
The separation chamber (12) includes a hub (21) and a wing (22) provided on the hub (21), the wing (22) being perpendicular to the direction in which the wing (22) extends. an impeller (20) having an elliptical cross-sectional shape;
Separator containing. 2. A liquid separator according to claim 1, wherein the ratio of the lengths of the major and minor axes of the elliptical cross-section of the blades (22) is between 4:1 and 10:1. 2. A liquid separator according to claim 1, wherein the included angle between the blade (22) and the axis of the hub (21) is between 30[deg.] and 60[deg.]. A liquid separator according to claim 1, wherein the wings (22) and the hub (21) are of integrally molded construction. 2. Separator according to claim 1, wherein the impeller (20) is manufactured from plastic. The wing (22) and the hub (21) are provided separately, the hub (21) has an attachment groove (211) on the side wall, and one end of the wing (22) is attached to the attachment groove (211). 6. A liquid separator according to claim 5, wherein the liquid separator is glued or welded within the liquid crystal display (211). 2. A liquid separator according to claim 1, wherein the liquid separator comprises a plurality of said impellers (20), the plurality of said impellers (20) overlapping within said liquid separation chamber (12). The liquid separator according to claim 7, wherein the arrangement direction of the blades (22) of at least one of the impellers (20) is different from the arrangement direction of the blades (22) of the other impellers (20). The liquid separator according to claim 7, wherein two adjacent impellers (20) are glued, welded or screwed together. The hub (21) has oppositely disposed first and second ends, the first end being disposed towards the liquid inlet (11), and the first end facing the liquid inlet (11). The size gradually increases in the direction from the first end to the second end, and the second end is glued, welded, or screwed to the separation pipe (10). The liquid separator according to claim 1.

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