CN110104154A - A pump-jet propeller - Google Patents
A pump-jet propeller Download PDFInfo
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- CN110104154A CN110104154A CN201910346677.3A CN201910346677A CN110104154A CN 110104154 A CN110104154 A CN 110104154A CN 201910346677 A CN201910346677 A CN 201910346677A CN 110104154 A CN110104154 A CN 110104154A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63G—OFFENSIVE OR DEFENSIVE ARRANGEMENTS ON VESSELS; MINE-LAYING; MINE-SWEEPING; SUBMARINES; AIRCRAFT CARRIERS
- B63G8/00—Underwater vessels, e.g. submarines; Equipment specially adapted therefor
- B63G8/08—Propulsion
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Abstract
本发明提供一种泵喷推进器，包括导管、定子、转子、轮毂、旋转轴和导流器，所述轮毂、所述转子、所述定子和部分所述旋转轴位于所述导管内；所述轮毂和所述转子依次套设于所述旋转轴上，所述旋转轴能够带动所述转子旋转运动；所述定子均匀且间隔分布于所述轮毂与所述导管之间，所述定子的一端与所述轮毂相连，所述定子的另一端与所述导管相连；所述导流器位于所述转子远离所述轮毂的一侧，所述导流器与所述旋转轴的一端相连，所述转子、所述轮毂、所述旋转轴和所述导流器同轴。本发明的泵喷推进器,在保留原有优势的基础上，加装导流器，使其与转子、定子产生的尾涡相互作用,减小推力损失，具有更大的推力。
The present invention provides a pump-jet propeller, comprising a conduit, a stator, a rotor, a hub, a rotating shaft and a deflector, wherein the hub, the rotor, the stator and part of the rotating shaft are located in the conduit; the The hub and the rotor are sequentially sleeved on the rotating shaft, and the rotating shaft can drive the rotor to rotate; the stator is uniformly and spaced between the hub and the conduit, and the stator One end is connected to the hub, the other end of the stator is connected to the conduit; the deflector is located on the side of the rotor away from the hub, and the deflector is connected to one end of the rotating shaft, The rotor, the hub, the rotating shaft and the deflector are coaxial. The pump-jet propeller of the present invention, on the basis of retaining the original advantages, is equipped with a deflector to make it interact with the wake vortex generated by the rotor and the stator, so as to reduce thrust loss and have greater thrust.
Description
技术领域technical field
本发明涉及泵喷推进技术领域，特别涉及一种泵喷推进器。The invention relates to the technical field of pump-jet propulsion, in particular to a pump-jet propeller.
背景技术Background technique
泵喷推进器是近年来发展起来的一种推进形式，具有隐蔽性高、效率 高等优势。而泵喷推进器设计时侧重点在于低噪，而不是高效。定子可以 减少尾流中旋转能量的损失，导管的存在，起到整流作用，增大推力，使 转子叶梢损失减少，但其转子受到的扭矩也增加，需要较大的功率才能， 使其旋转工作，故一般的泵喷推进器推进效率往往不能达到更高，运行成 本高，且不环保。Pump-jet propulsion is a form of propulsion developed in recent years, which has the advantages of high concealment and high efficiency. The pump jet propeller design focuses on low noise rather than high efficiency. The stator can reduce the loss of rotational energy in the wake, and the presence of the conduit can rectify and increase the thrust to reduce the loss of the rotor blade tip, but the torque received by the rotor also increases, requiring a large power to make it rotate Therefore, the propulsion efficiency of general pump-jet propellers often cannot be higher, the operating cost is high, and it is not environmentally friendly.
发明内容Contents of the invention
为解决上述至少一个技术问题，本发明公开了一种泵喷推进器，包括导 管、定子、转子、轮毂、旋转轴和导流器，In order to solve at least one of the above-mentioned technical problems, the present invention discloses a pump-jet propeller, comprising a conduit, a stator, a rotor, a hub, a rotating shaft and a deflector,
所述轮毂、所述转子、所述定子和部分所述旋转轴位于所述导管内；said hub, said rotor, said stator and part of said rotating shaft are located within said conduit;
所述轮毂和所述转子依次套设于所述旋转轴上，所述旋转轴能够带动 所述转子旋转运动；The hub and the rotor are sequentially sleeved on the rotating shaft, and the rotating shaft can drive the rotor to rotate;
所述定子均匀且间隔分布于所述轮毂与所述导管之间，所述定子的一 端与所述轮毂相连，所述定子的另一端与所述导管相连；The stator is evenly and spaced between the hub and the conduit, one end of the stator is connected to the hub, and the other end of the stator is connected to the conduit;
所述导流器位于所述转子远离所述轮毂的一侧，所述导流器与所述旋 转轴的一端相连，所述转子、所述轮毂、所述旋转轴和所述导流器同轴。The deflector is located on the side of the rotor away from the hub, the deflector is connected to one end of the rotating shaft, and the rotor, the hub, the rotating shaft and the deflector are axis.
进一步地，所述导流器包括锥状部、整流环和多个导流叶片，所述锥状 部的大端与所述轮毂的第二端相连；Further, the deflector includes a cone, a rectifier ring and a plurality of guide vanes, the large end of the cone is connected to the second end of the hub;
多个所述导流叶片均匀间隔且环绕设置于所述锥状部的外圆锥周面上， 所述多个导流叶片远离所述锥状部的大端的一端与所述整流环相连，所述 整流环与所述多个导流叶片之间形成有用于介质流动的镂空区域。A plurality of guide vanes are uniformly spaced and arranged around the outer conical peripheral surface of the cone-shaped part, and one end of the plurality of guide vanes away from the large end of the cone-shaped part is connected to the rectifying ring, so A hollow area for medium flow is formed between the rectifying ring and the plurality of guide vanes.
可选地，所述导流叶片的沿第一轴线的长度小于或等于所述锥状部沿 所述第一轴线的长度，其中所述第一轴线为所述旋转轴的轴线。Optionally, the length of the guide vane along the first axis is less than or equal to the length of the tapered portion along the first axis, wherein the first axis is the axis of the rotating shaft.
可选地，所述导流叶片的沿第一轴线的长度大于所述锥状部沿所述第 一轴线的长度，其中所述第一轴线为所述旋转轴的轴线。Optionally, the length of the guide vane along the first axis is greater than the length of the tapered portion along the first axis, wherein the first axis is the axis of the rotating shaft.
进一步地，所述转子具有N个叶片，N为大于等于2的自然数；Further, the rotor has N blades, and N is a natural number greater than or equal to 2;
所述导流叶片的数量等于或 The number of guide vanes is equal to or
进一步地，所述旋转轴与所述圆锥体一体成型。Further, the rotating shaft is integrally formed with the cone.
进一步地，所述导管的侧壁沿所述第一轴线的剖面为翼型结构。Further, the cross section of the side wall of the duct along the first axis is an airfoil structure.
进一步地，所述泵喷推进器还包括支撑轴承，所述旋转轴通过的所述支 撑轴承同轴支撑于所述轮毅的内部。Further, the pump jet propeller also includes a support bearing, and the support bearing through which the rotating shaft passes is coaxially supported inside the hub.
采用上述技术方案，本发明所述的泵喷推进器具有如下有益效果：By adopting the above technical scheme, the pump-jet propeller of the present invention has the following beneficial effects:
本发明其中部件及导流器安装及制造容易，成本较低，且效果明显，适 用于水下潜水器等。The components and the deflector of the present invention are easy to install and manufacture, the cost is low, and the effect is obvious, so it is suitable for underwater submersibles and the like.
本发明的泵喷推进器,在保留原有优势的基础上，加装导流器，使其与 转子、定子产生的尾涡相互作用,减小推力损失，新型高效泵喷推进器具有 更大的推力。The pump-jet propeller of the present invention, on the basis of retaining the original advantages, is equipped with a deflector to make it interact with the wake vortex generated by the rotor and the stator to reduce thrust loss. The new high-efficiency pump-jet propeller has greater thrust.
本发明的泵喷推进器,转子本身的推力和扭矩均增加,其自身的效率基 本不变,由于导管推力也增大,回收了尾流中旋转损失能量,故新型高效推 进器具有更高的推进效率。In the pump-jet propeller of the present invention, the thrust and torque of the rotor itself are increased, and its own efficiency is basically unchanged. Since the thrust of the conduit is also increased, the energy lost in the rotation in the wake is recovered, so the new high-efficiency propeller has a higher Boost efficiency.
附图说明Description of drawings
为了更清楚地说明本发明实施例中的技术方案，下面将对实施例描述 中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是 本发明的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动 的前提下，还可以根据这些附图获得其他的附图。In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings that need to be used in the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present invention. For those skilled in the art, other drawings can also be obtained based on these drawings without creative effort.
图1为本发明实施例提供的一种泵喷推进器的结构示意图；Fig. 1 is a schematic structural view of a pump-jet propeller provided by an embodiment of the present invention;
图2为本发明实施例提供的一种导流器的结构示意图。Fig. 2 is a schematic structural diagram of a deflector provided by an embodiment of the present invention.
以下对附图作补充说明：The accompanying drawings are supplemented as follows:
1-导管；2-定子；3-转子；4-轮毂；5-旋转轴；6-支撑轴承；7-导流器； 8-圆锥体；9-导流叶片；10-整流环。1-duct; 2-stator; 3-rotor; 4-hub; 5-rotating shaft; 6-support bearing; 7-deflector; 8-cone; 9-guide blade; 10-rectifier ring.
具体实施方式Detailed ways
下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进 行清楚、完整地描述。显然，所描述的实施例仅仅是本发明一部分实施例， 而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有 作出创造性劳动的前提下所获得的所有其他实施例，都属于本发明保护的 范围。The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Apparently, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
此处所称的“一个实施例”或“实施例”是指可包含于本发明至少一 个实现方式中的特定特征、结构或特性。在本发明的描述中，需要理解的是， 术语“上”、“下”、“顶”、“底”等指示的方位或位置关系为基于附图 所示的方位或位置关系，仅是为了便于描述本发明和简化描述，而不是指示 或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作， 因此不能理解为对本发明的限制。此外，术语“第一”、“第二”仅用于描 述目的，而不能理解为指示或暗示相对重要性或者隐含指明所指示的技术 特征的数量。由此，限定有“第一”、“第二”的特征可以明示或者隐含的 包括一个或者更多个该特征。而且，术语“第一”、“第二”等是用于区别 类似的对象，而不必用于描述特定的顺序或先后次序。应该理解这样使用的 数据在适当情况下可以互换，以便这里描述的本发明的实施例能够以除了 在这里图示或描述的那些以外的顺序实施。Reference herein to "one embodiment" or "an embodiment" refers to a particular feature, structure or characteristic that can be included in at least one implementation of the present invention. In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the terms "upper", "lower", "top", "bottom" etc. is based on the orientation or positional relationship shown in the drawings, and is only for the purpose of It is convenient to describe the present invention and simplify the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and thus should not be construed as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, features defined as "first" and "second" may explicitly or implicitly include one or more of these features. Also, the terms "first", "second", etc. are used to distinguish similar items and not necessarily to describe a specific order or sequence. It is to be understood that the data so used are interchangeable under appropriate circumstances such that the embodiments of the invention described herein can be practiced in sequences other than those illustrated or described herein.
实施例1：Example 1:
如图1所示，本发明提供一种泵喷推进器，包括导管1、定子2、转子 3、轮毂4、旋转轴5和导流器7，As shown in Figure 1, the present invention provides a kind of pump jet propeller, comprises conduit 1, stator 2, rotor 3, wheel hub 4, rotating shaft 5 and deflector 7,
所述轮毂4、所述转子3、所述定子2和部分所述旋转轴5位于所述导 管1内；The hub 4, the rotor 3, the stator 2 and part of the rotating shaft 5 are located in the conduit 1;
所述轮毂4和所述转子3依次套设于所述旋转轴5上，所述旋转轴5 能够带动所述转子3旋转运动；The hub 4 and the rotor 3 are sequentially sleeved on the rotating shaft 5, and the rotating shaft 5 can drive the rotor 3 to rotate;
所述定子2均匀且间隔分布于所述轮毂4与所述导管1之间，所述定 子2的一端与所述轮毂4相连，所述定子2的另一端与所述导管1相连；The stator 2 is evenly and spaced between the hub 4 and the conduit 1, one end of the stator 2 is connected to the hub 4, and the other end of the stator 2 is connected to the conduit 1;
所述导流器7位于所述转子3远离所述轮毂4的一侧，所述导流器7 与所述旋转轴5的一端相连，所述转子3、所述轮毂4、所述旋转轴5和所 述导流器7同轴。The deflector 7 is located on the side of the rotor 3 away from the hub 4, the deflector 7 is connected to one end of the rotating shaft 5, the rotor 3, the hub 4, the rotating shaft 5 and the deflector 7 are coaxial.
具体地，所述转子3固定于所述旋转轴5上，所述转子3位于所述定 子2和所述导流器7之间。Specifically, the rotor 3 is fixed on the rotating shaft 5, and the rotor 3 is located between the stator 2 and the deflector 7.
本发明采用导流器7与泵喷推进器组合的方式，增大了推进器的推力 与效率。运转时，转子3和导流器7一同旋转,导流器7与转子3产生的尾 涡相互作用,减小尾流损失和推力损失，推进器后方压力有所升高,导管1和 转子3推力得以增大,新型高效泵喷推进器将具有更大的推力。The present invention adopts the mode that deflector 7 is combined with pump spray propeller, has increased the thrust and efficiency of propeller. During operation, the rotor 3 and the deflector 7 rotate together, and the deflector 7 interacts with the wake vortex generated by the rotor 3 to reduce the wake loss and thrust loss, and the pressure behind the propeller increases. The thrust can be increased, and the new high-efficiency pump-jet propeller will have greater thrust.
同时在工作时，导流器7与转子3产生的旋转速度相互作用,其本身的 推力和扭矩均增加,转子3自身的效率基本不变,由于导管1推力也增大,回 收了转子3尾流区中的旋转损失能量,本发明泵喷推进器具有更高的推进效 率,与常规泵喷推进器相比,推进效率可提高。At the same time, when working, the deflector 7 interacts with the rotation speed generated by the rotor 3, its own thrust and torque both increase, and the efficiency of the rotor 3 itself remains basically unchanged. Since the thrust of the conduit 1 also increases, the tail of the rotor 3 is recovered. Rotation in the flow region loses energy, and the pump-jet propeller of the present invention has higher propulsion efficiency, and compared with conventional pump-jet propellers, the propulsion efficiency can be improved.
在一些实施例中，如图2所示，所述导流器7包括锥状部、整流环10 和多个导流叶片9，所述锥状部的大端与所述轮毂4的第二端相连；In some embodiments, as shown in FIG. 2 , the deflector 7 includes a conical portion, a rectifying ring 10 and a plurality of guide vanes 9 , the large end of the conical portion is connected to the second end of the hub 4 end connected;
多个所述导流叶片9均匀间隔且环绕设置于所述锥状部的外圆锥周面 上，所述多个导流叶片9远离所述锥状部的大端的一端与所述整流环10相 连，所述整流环10与所述多个导流叶片9之间形成有用于介质流动的镂空 区域。A plurality of guide vanes 9 are evenly spaced and arranged around the outer conical peripheral surface of the conical part, and the end of the plurality of guide vanes 9 away from the large end of the conical part is connected with the rectifying ring 10 In connection with each other, a hollow area for medium flow is formed between the rectifying ring 10 and the plurality of guide vanes 9 .
具体地，所述导流叶片9的沿第一轴线的长度可以小于或等于所述锥 状部沿所述第一轴线的长度，所述导流叶片9的沿第一轴线的长度还可以 大于所述锥状部沿所述第一轴线的长度，其中，所述第一轴线为所述旋转轴 5的轴线。Specifically, the length of the guide vane 9 along the first axis may be less than or equal to the length of the tapered portion along the first axis, and the length of the guide vane 9 along the first axis may also be greater than The length of the tapered portion along the first axis, wherein the first axis is the axis of the rotating shaft 5 .
在一些实施例中，所述转子3具有N个叶片，N为大于等于2的自然 数；In some embodiments, the rotor 3 has N blades, where N is a natural number greater than or equal to 2;
所述导流叶片9的数量等于或 The number of the guide vanes 9 is equal to or
在一些实施例中，所述旋转轴5与所述圆锥体8一体成型。In some embodiments, the rotating shaft 5 and the cone 8 are integrally formed.
在一些实施例中，所述导管1的侧壁沿所述第一轴线的剖面为翼型结 构。In some embodiments, the cross section of the side wall of the conduit 1 along the first axis is an airfoil structure.
在一些实施例中，所述泵喷推进器还包括支撑轴承6，所述旋转轴5通 过的所述支撑轴承6同轴支撑于所述轮毅的内部。In some embodiments, the pump jet propeller also includes a support bearing 6, and the support bearing 6 through which the rotating shaft 5 passes is coaxially supported inside the hub.
以上所述仅为本发明的较佳实施例，并不用以限制本发明，凡在本发明 的精神和原则之内，所作的任何修改、等同替换、改进等，均应包含在本发 明的保护范围之内。The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection of the present invention. within range.
Claims (8)
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| CN112498642A (en) * | 2020-12-11 | 2021-03-16 | 天海航空发动机有限公司 | Rotational flow shaftless pump ship propulsion system |
| CN112874747A (en) * | 2021-01-19 | 2021-06-01 | 武汉波依迈科技有限公司 | Rim pump spraying propeller and travelling tool adopting same |
| CN114013617A (en) * | 2021-11-22 | 2022-02-08 | 江苏科技大学 | Shaftless rim propeller |
| CN114065369A (en) * | 2021-09-27 | 2022-02-18 | 江苏大学 | Novel pump jet propeller hydraulic model with movable flexible guide vanes and design method |
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Cited By (6)
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| CN112498642A (en) * | 2020-12-11 | 2021-03-16 | 天海航空发动机有限公司 | Rotational flow shaftless pump ship propulsion system |
| CN112874747A (en) * | 2021-01-19 | 2021-06-01 | 武汉波依迈科技有限公司 | Rim pump spraying propeller and travelling tool adopting same |
| CN114065369A (en) * | 2021-09-27 | 2022-02-18 | 江苏大学 | Novel pump jet propeller hydraulic model with movable flexible guide vanes and design method |
| CN114065369B (en) * | 2021-09-27 | 2025-02-18 | 江苏大学 | Hydraulic model and design method of a new pump-jet propulsor with movable flexible guide vanes |
| CN114013617A (en) * | 2021-11-22 | 2022-02-08 | 江苏科技大学 | Shaftless rim propeller |
| CN114013617B (en) * | 2021-11-22 | 2024-09-03 | 江苏科技大学 | Shaftless rim propeller |
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