CN212804733U - Liquid-gas flow divider and attitude control system with same - Google Patents

Abstract

The utility model provides a liquid gas shunt and have its appearance accuse system. The liquid-gas flow divider includes: the annular body, this internal a plurality of independent runners that are provided with of annular, include at least one oxidant runner and a fuel flow path in a plurality of runners, oxidant runner has at least one oxidant and connects, and oxidant connects and is linked together with oxidant runner, and fuel flow path has at least one fuel and connects, and fuel connects and fuel flow path is linked together. The oxidant connector, the fuel connector and the annular body are integrally formed, so that the problem that the reliability of the liquid-gas separator is reduced due to excessive welding seams caused by a welding mode in which a pipeline with an oxidant flow passage and a pipeline with a fuel flow passage are integrally connected is solved. By adopting the liquid-gas separator with the structure, the annular body and the oxidant joint are integrally formed, so that the reliability and the stability of the liquid-gas separator are effectively improved.

Description

Liquid-gas flow divider and attitude control system with same

Technical Field

The utility model relates to a pipe-line system equipment technical field particularly, relates to a liquid air current divider and have its appearance accuse system.

Background

In the prior art, an aircraft attitude control power system realizes propellant supply and control gas delivery through multi-way pipelines and a plurality of parts in combined connection. Generally, the propellant is conveyed to a plurality of medium inlets through a multi-way adapter, and all parts are connected and fixed through bolts. The main problems existing in the mode are that the number of parts is large, the number of joints is large, and the threaded connection part of the joints is easy to loosen in a vibration environment, so that the problems of sealing failure of a pipeline system, failure of a connection structure and the like are caused. And a multi-way pipeline system mode is formed by adopting a welding mode, and the mode mainly has the problems that the number of welding seams is too large, the welding seams are easy to generate fatigue cracks in a vibration environment, and potential safety hazards caused by propellant leakage are caused.

Disclosure of Invention

The utility model mainly aims to provide a liquid-gas flow divider and an attitude control system with the same, which solve the problem that the sealing failure of a pipeline system is easily caused by adopting a welding mode for a liquid-gas conveying pipeline system in the attitude control system in the prior art;

in order to achieve the above object, according to an aspect of the present invention, there is provided a liquid-gas flow divider, including: the annular body is internally provided with a plurality of independent runners, the plurality of runners at least comprise an oxidant runner and a fuel runner, the oxidant runner is provided with at least one oxidant joint, the oxidant joint is communicated with the oxidant runner, the fuel runner is provided with at least one fuel joint, the fuel joint is communicated with the fuel runner, and the oxidant joint, the fuel joint and the annular body are integrally formed;

furthermore, the annular body is provided with an upper end surface and a lower end surface, the number of the oxidant joints is multiple, and the oxidant joints are arranged on the upper end surface at intervals;

furthermore, the fuel joints are multiple, and the multiple fuel joints are arranged on the lower end face at intervals;

furthermore, the plurality of flow channels also comprise a high-pressure gas flow channel, the high-pressure gas flow channel is positioned between the oxidant flow channel and the fuel flow channel, and the middle part of the annular body is provided with at least one high-pressure gas flow joint communicated with the high-pressure gas flow channel;

furthermore, the high-pressure airflow joints are arranged at intervals along the outer peripheral surface of the annular body;

further, the oxidant joint, the fuel joint, the high-pressure gas flow joint and the annular body are integrally formed;

further, the oxidant joint, the fuel joint, the high-pressure gas flow joint and the annular body are integrally formed by a 3D printing technology;

furthermore, connecting threads are arranged on the oxidant joint, the fuel joint and the high-pressure airflow joint;

further, the oxidant runner, the fuel runner and the high-pressure gas runner are sequentially arranged along the vertical direction;

according to another aspect of the present invention, there is provided a posture control system, comprising a liquid-gas diverter, wherein the liquid-gas diverter is the above-mentioned liquid-gas diverter;

use the technical scheme of the utility model, through with the oxidant connect the fuel connect with annular body integrated into one piece sets up, avoided adopting welded mode will have the pipeline of oxidant runner and the pipeline integrated connected mode that has the fuel runner to cause the too much problem that reduces liquid-gas separator reliability of welding seam reduces. By adopting the liquid-gas separator with the structure, the annular body and the oxidant joint are integrally formed, so that the reliability and the stability of the liquid-gas separator are effectively improved.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows a schematic structural view of a first embodiment of a liquid-gas splitter according to the present invention;

FIG. 2 shows a cross-sectional structural schematic of an embodiment of the liquid-gas splitter of FIG. 1;

fig. 3 shows a schematic structural view of a second embodiment of a liquid-gas splitter according to the present invention;

FIG. 4 illustrates a cross-sectional structural schematic view of an embodiment of the liquid-gas splitter of FIG. 3;

wherein the figures include the following reference numerals:

10. an annular body;

11. an oxidant flow channel; 111. an oxidant junction;

12. a fuel flow passage; 121. a fuel joint;

13. a high pressure gas flow channel; 131. high-pressure airflow joint.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail with reference to the accompanying drawings in conjunction with embodiments;

it is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an", and/or "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof;

it should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Exemplary embodiments according to the present application will now be described in more detail with reference to the accompanying drawings. These exemplary embodiments may, however, be embodied in many different forms and should not be construed as limited to only the embodiments set forth herein. It is to be understood that these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the exemplary embodiments to those skilled in the art, in the drawings, it is possible to enlarge the thicknesses of layers and regions for clarity, and the same devices are denoted by the same reference numerals, and thus the description thereof will be omitted;

referring to fig. 1 to 4, according to an embodiment of the present invention, a liquid-gas splitter is provided. The liquid-gas splitter comprises an annular body 10. A plurality of independent channels are arranged in the annular body 10, the plurality of channels at least include an oxidant channel 11 and a fuel channel 12, the oxidant channel 11 has at least one oxidant joint 111, the oxidant joint 111 is communicated with the oxidant channel 11, the fuel channel 12 has at least one fuel joint 121, the fuel joint 121 is communicated with the fuel channel 12, and the oxidant joint 111, the fuel joint 121 and the annular body 10 are integrally formed. In this embodiment, the oxidizer connection 111, the fuel connection 121 and the annular body 10 are integrally formed, so that the problem that the reliability of the liquid-gas separator is reduced due to excessive welding seams caused by a welding manner in which a pipeline with an oxidizer flow passage and a pipeline with a fuel flow passage are integrally connected is solved. By adopting the liquid-gas separator with the structure, the annular body and the oxidant joint are integrally formed, so that the reliability and the stability of the liquid-gas separator are effectively improved;

as shown in the figures 1 and 2, two independent flow passages are provided, so that a welding seam on the liquid-gas separator can be avoided, and the reliability of the liquid-gas separator is effectively improved. Specifically, the annular body 10 has an upper end surface and a lower end surface, the oxidant tabs 111 are plural, and the plural oxidant tabs 111 are provided at intervals on the upper end surface. A plurality of fuel joints 121 are arranged on the lower end face at intervals;

as shown in fig. 3 and 4, the number of the independent flow channels is three, and specifically, the plurality of flow channels further includes a high-pressure flow channel 13, the high-pressure flow channel 13 is located between the oxidant flow channel 11 and the fuel flow channel 12, and the middle portion of the annular body 10 is provided with at least one high-pressure flow connector 131 communicated with the high-pressure flow channel 13. The arrangement can enable each flow channel to have independent dew, and the high-pressure gas flow channel 13 is arranged between the oxidant flow channel 11 and the fuel flow channel 12, so that the safety performance of the liquid-gas separator is effectively improved;

preferably, the high pressure air flow connector 131 is plural, and the plural high pressure air flow connectors 131 are provided at intervals along the outer circumferential surface of the ring body 10. The oxidant joint 111, the fuel joint 121, the high-pressure gas flow joint 131 and the annular body 10 are integrally formed;

specifically, the oxidizer joint 111, the fuel joint 121, the high-pressure gas flow joint 131, and the annular body 10 are integrally formed by a 3D (three-dimensional) printing technique. The arrangement can improve the processing efficiency of the liquid-gas separator and ensure the processing quality of the gas separator;

the liquid-gas separator with the structure solves the problems that in the prior art, the number of welding seams is large, the welding seams are easy to generate fatigue cracks in a vibration environment, and propellant leakage is caused. By adopting the 3D printing technology, the number of multi-way joints and joints is greatly reduced, the weld joint design is completely cancelled, the reliability of the attitude control engine conveying system structure is effectively improved, and the liquid-gas separator has the advantages of simple structure, light weight and high strength;

in order to improve the reliability of the connection of the liquid-gas separator with other components, connecting threads can be arranged on the oxidant joint 111, the fuel joint 121 and the high-pressure gas flow joint 131;

preferably, the oxidant flow passage 11, the fuel flow passage 12, and the high-pressure gas flow passage 13 are arranged in this order in the vertical direction. The arrangement can reduce the occupied space of the liquid-gas separator in the horizontal direction;

the liquid-gas separator in the above-mentioned embodiment can also be used for appearance control system equipment technical field, promptly according to the utility model discloses an on the other hand provides an appearance control system, including the liquid gas shunt, the liquid gas shunt is the liquid gas shunt in the above-mentioned embodiment. The attitude control system can be an attitude control system of an aircraft.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In addition to the foregoing, it should be noted that reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally throughout this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the invention to effect such feature, structure, or characteristic in connection with other embodiments;

in the above embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments;

the above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A liquid-gas flow splitter, comprising:

the annular body (10), be provided with a plurality of independent runners in the annular body (10), include at least one oxidant runner (11) and one fuel runner (12) in a plurality of runners, oxidant runner (11) have at least one oxidant and connect (111), oxidant connects (111) with oxidant runner (11) are linked together, fuel runner (12) have at least one fuel joint (121), fuel connects (121) with fuel runner (12) are linked together, oxidant connects (111), fuel connects (121) and annular body (10) integrated into one piece.

2. The liquid-gas splitter according to claim 1, wherein the annular body (10) has an upper end surface and a lower end surface, the oxidant connector (111) is plural, and the plural oxidant connectors (111) are arranged on the upper end surface at intervals.

3. The liquid-gas flow divider according to claim 2, wherein the fuel joint (121) is plural, and the plural fuel joints (121) are arranged on the lower end face at intervals.

4. The liquid-gas splitter according to claim 2, wherein the plurality of flow channels further comprises a high-pressure gas flow channel (13), the high-pressure gas flow channel (13) is located between the oxidant flow channel (11) and the fuel flow channel (12), and the middle portion of the annular body (10) is provided with at least one high-pressure gas flow joint (131) communicated with the high-pressure gas flow channel (13).

5. The liquid-gas flow divider according to claim 4, wherein the high-pressure gas flow joint (131) is provided in plurality, and the high-pressure gas flow joint (131) is provided in plurality at intervals along the outer circumferential surface of the annular body (10).

6. The liquid-gas splitter according to claim 4, wherein the oxidant joint (111), the fuel joint (121), the high-pressure gas flow joint (131) and the annular body (10) are integrally formed.

7. The liquid-gas splitter according to claim 4 or 6, characterized in that the oxidant joint (111), the fuel joint (121), the high-pressure gas flow joint (131) and the annular body (10) are integrally formed by 3D printing technology.

8. The liquid-gas splitter according to claim 4, wherein the oxidant joint (111), the fuel joint (121) and the high-pressure gas flow joint (131) are provided with connecting threads.

9. The liquid-gas splitter according to claim 4, wherein the oxidant flow channel (11), the fuel flow channel (12) and the high-pressure gas flow channel (13) are arranged in this order in a vertical direction.

10. An attitude control system comprising a liquid-gas flow divider, characterized in that the liquid-gas flow divider is as claimed in any one of claims 1 to 9.

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