WO2012109974A1 - 水力发电机 - Google Patents

水力发电机 Download PDF

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Publication number
WO2012109974A1
WO2012109974A1 PCT/CN2012/071102 CN2012071102W WO2012109974A1 WO 2012109974 A1 WO2012109974 A1 WO 2012109974A1 CN 2012071102 W CN2012071102 W CN 2012071102W WO 2012109974 A1 WO2012109974 A1 WO 2012109974A1
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WIPO (PCT)
Prior art keywords
section
rotating shaft
magnet
water
plug
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PCT/CN2012/071102
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English (en)
French (fr)
Inventor
周华松
马红亮
陈健民
金忠成
Original Assignee
厦门松霖科技有限公司
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Priority claimed from CN2011200406731U external-priority patent/CN201982230U/zh
Priority claimed from CN2011100397968A external-priority patent/CN102644536A/zh
Application filed by 厦门松霖科技有限公司 filed Critical 厦门松霖科技有限公司
Publication of WO2012109974A1 publication Critical patent/WO2012109974A1/zh

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/20—Hydro energy
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/16—Mechanical energy storage, e.g. flywheels or pressurised fluids

Definitions

  • the invention relates to a hydroelectric generator for use in the sanitary field.
  • the hydroelectric power generating apparatus mainly includes an impeller installed in a water pipe flow path, a magnet rotor, and a stator having a winding coil.
  • the impeller is rotated by the flow of water and drives the magnet rotor to rotate together.
  • the magnet rotor rotates relative to the stator, causing a change in magnetic flux, and an induced electromotive force is generated in the coil to generate electrical energy.
  • This hydroelectric generator converts the kinetic energy of tap water into electric energy and is widely used in homes, gardens, outdoor places, etc. It is a good product for energy saving and efficiency improvement. It is expected that this product is small in size and simple in structure to facilitate production, installation and transportation.
  • a certain space needs to be reserved in the hydroelectric generator as a water flow channel, and thus has the following disadvantages: 1. The structure is complicated and the cost is high; 2. It is not conducive to the separation of water and electricity; 3. The volume of the whole machine is relatively small. Large, inconvenient to install and transport.
  • the present invention provides a hydroelectric generator that addresses the above-discussed shortcomings of hydroelectric generators in the prior art.
  • a hydroelectric generator includes a casing, a driving unit and a power generating unit, wherein:
  • the driving unit is rotatably mounted in the housing, and includes an impeller and a rotating shaft, the rotating shaft has a first section, a fastening section and a first opening disposed between the head section and the fastening section And the impeller is fixed on the head section of the rotating shaft, wherein the fixing section is provided with a water passing passage, and the water passing passage is provided with at least one opening at the first opening section through the inner and outer passages of the rotating shaft through the water passage Water hole
  • the power generating unit includes a magnet and a coil assembly.
  • the magnet is fixed outside the fixing section, the coil component is fixed to the housing, and the magnet and the coil assembly are axially positioned.
  • the rotating shaft further has a tail section and a second opening section between the fastening section and the tail section, and at least one water outlet hole extends through the inside and outside of the rotating shaft through the water passage and is located in the second opening section.
  • the housing includes a plug, a housing and a base which are sequentially fixed together, the plug is provided with a water hole, and the end of the shaft head is rotatably connected to the plug and makes the The water flowing in the oblique water hole can impact the impeller, and the end of the tail end of the rotating shaft can be rotatably connected to the base, and the base is provided with a through hole penetrating vertically.
  • the outer diameter of the magnet is adapted to the diameter of the corresponding portion of the inner wall of the outer casing.
  • the coil assembly is sleeved outside the outer casing, and its inner diameter is adapted to the diameter of a corresponding portion of the outer wall of the outer casing.
  • the coil assembly is sleeved within the outer casing, and an outer diameter thereof is adapted to a diameter of a corresponding portion of the inner wall of the outer casing; the magnet is sleeved outside the outer casing.
  • the coil assembly includes a coil and a core sleeve, and the coil is mounted in the core sleeve.
  • the end of the rotating shaft head is provided with a plug, and the lower end of the plug is inserted into the rotating shaft head section, and the top end of the plug is rotatably inserted into the bottom end of the plug of the housing.
  • the hydroelectric generator of the present invention comprises a casing, a driving unit and a power generating unit, wherein the driving unit comprises an impeller and a rotating shaft, the power generating unit comprises a magnet and a coil assembly, and the impeller, the rotating shaft and the magnet are operated when the hydroelectric generator is in operation Synchronous rotation, the coil assembly is fixed, and the axial position of the magnet and the coil assembly is matched, and the structural design is compact, which is favorable for generating an electromagnetic field and has high work efficiency.
  • the rotating shaft is divided into a head section, a tail section, a fastening section, a first opening section and a second opening section, and a passage channel is arranged in the fastening section, so that the water flow impacts the impeller to push the rotation thereof, and then the rotation axis
  • the inner water passage flows out of the casing, and the inner space of the shaft is skillfully utilized, so that no space is needed inside the hydro generator as a water flow passage, thereby improving space utilization, reducing the volume of the whole machine, compact structure, and hydroelectric separation effect. good.
  • the housing includes a plug, a housing and a base.
  • the driving unit and the power generating unit are both disposed on the outer casing.
  • the two ends of the rotating shaft are respectively pivotally connected to the plug and the base, and the plug is provided with a water hole.
  • the base is provided with a through hole, and the oblique water hole and the through hole are connected through the water passage, and the water path is smooth and stable.
  • the position of the magnet and the coil assembly can be adjusted according to the actual situation and the use requirements.
  • the magnet is disposed in the outer casing, and the coil assembly is disposed outside the outer casing corresponding to the axial position.
  • the diameter is designed to fit the diameter of the corresponding portion of the inner wall of the outer casing, and the inner diameter of the coil assembly is designed to fit the diameter of the corresponding portion of the outer wall of the outer casing;
  • scheme 2 the magnet is disposed outside the outer casing, and the coil assembly is disposed within the outer casing corresponding to the axial position thereof
  • the inner diameter of the magnet is designed to fit the diameter of the corresponding portion of the outer wall of the outer casing
  • the outer diameter of the coil assembly is designed to fit the diameter of the corresponding portion of the inner wall of the outer casing. Highly versatile and flexible to use.
  • the coil assembly includes a coil and an iron core sleeve, and the iron core sleeve encloses the coil, thereby effectively protecting the coil, and the iron core sleeve has a simple structure and a low cost, and is suitable for wide-production applications.
  • FIG. 1 is a perspective exploded view of a hydroelectric generator in a preferred embodiment.
  • Figure 2 is a cross-sectional view of the hydroelectric generator in the preferred embodiment.
  • FIG. 1 and FIG. 2 Please refer to FIG. 1 and FIG. 2 for a hydroelectric generator according to a preferred embodiment of the present invention.
  • the hydroelectric generator includes a housing 100, a driving unit 200 and a power generating unit 300, wherein:
  • the housing 100 includes a plug 110, a housing 120 and a base 130.
  • the plug 110 is provided with a water hole 111.
  • the driving unit 200 and the power generating unit 300 are disposed at the housing.
  • the 130 is provided with at least one through hole 131 penetrating up and down.
  • the driving unit 200 includes an impeller 210 and a rotating shaft 220.
  • the impeller 210 is disposed under the head section 221 of the rotating shaft and the plug 110, and communicates with the water source through the oblique water hole 111 of the plug 110;
  • the rotating shaft 220 is divided into a head section 221, a first opening section 222, a fastening section 223, a second opening section 224 and a tail section 225, wherein the end of the head section 221 is rotatably connected to the plug of the housing.
  • the end of the tail section 225 is pivotally connected to the top end of the base 130 of the housing.
  • the fastening section 223 is a cavity.
  • the design is a water passage 226.
  • the first opening section 222 Two water inlet holes 2221, 2222 extending through the inside and outside of the water passage 226 are formed in the peripheral wall, and the second opening portion 224 is provided with two water outlet holes 2241, 2242 extending through the inside and outside of the water passage 226.
  • a plug 230 is disposed at the end of the rotating shaft section, and the lower end of the plug 230 is inserted into the rotating shaft section 221, and the top end of the plug 230 is rotatably inserted into the bottom end of the plug 110 of the casing.
  • the power generating unit 300 includes a magnet 310 and a coil assembly 320.
  • the magnet 310 is fixed outside the fixing portion 223 of the rotating shaft 220, and the outer diameter thereof is matched with the diameter of the corresponding portion of the inner wall of the outer casing 120.
  • the coil assembly 320 is sleeved outside the outer casing 120, and includes a coil 321 and a core sleeve 322.
  • the coil 321 is mounted in the core sleeve 322, and the inner diameter of the core sleeve 322
  • the diameter of the corresponding portion of the outer wall of the outer casing 120 is adapted.
  • the working principle of the hydroelectric generator is as follows: the water source is opened, the water flows out from the oblique water hole 111 of the plug 110, and the impeller 210 of the driving unit 200 is driven to rotate, and the impeller 210 drives the magnet 310 of the power generating unit 300 to rotate together.
  • the coil assembly 320 is sleeved on the outer wall of the outer casing 120, and the magnet 310 rotates relative to the coil assembly 320, causing a change in magnetic flux, and an induced electromotive force is generated in the coil to generate electric energy; and the water flows through the first opening of the rotating shaft 220.
  • the two water inlet holes 2221, 2222 of the hole portion 222 enter the water passage 226 of the rotating shaft 220, and then pass through the two water outlet holes 2241, 2242 of the second opening portion 224, and finally flow out from the plurality of through holes 131 of the base 130, thereby realizing Separation of water and electricity.
  • the positions of the magnets and the coil assemblies of the power generating unit are interchangeable, that is, the magnets are disposed outside the outer casing, and the coil assembly is disposed in the outer casing corresponding to the axial position thereof, and the inner diameter of the magnet is designed.
  • the outer diameter of the coil assembly is designed to fit the diameter of the corresponding portion of the inner wall of the outer casing, and this structure is not identified in the drawings of the specification.
  • the utility model relates to a hydroelectric generator, which has novel concept and ingenious design, and has the rotating shaft as a water channel, has compact structure, small occupied space, reasonable production cost, convenient installation and transportation, and good industrial applicability.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)

Description

水力发电机 技术领域
本发明涉及应用于卫浴领域的一种水力发电机。
背景技术
近年来水力发电技术已被应用到卫浴领域中，例如具有发光、发声、液晶显示温度等功能的水力发电花洒或者水力发电水龙头。一般来讲，其水力发电装置主要包括被安装在水管流道内的叶轮、磁铁转子以及具有绕组线圈的定子。所述叶轮在水流的驱动下进行旋转，并带动磁铁转子一起转动。所述磁铁转子相对定子转动，引起磁通量变化，线圈中产生感应电动势，从而产生电能。
这种水力发电机将自来水的动能转化为电能，广泛用于家庭、园林、户外等场合，是一种节能增效的好产品。人们希望这种产品的体积小巧，结构简单，以方便生产、安装和运输。然而，现有技术中，需要在水力发电机内预留一定的空间作为水流通道，因此具有以下不足：1.结构较复杂，造价高；2.不利于水电分离；3.整机的体积较大，不方便安装和运输。
发明内容
本发明提供了一种水力发电机，其解决了背景技术中水力发电机的上述缺点。
本发明解决其技术问题所采用的技术方案是：
水力发电机，其包括一壳体、一驱动单元和一发电单元，其中：
所述驱动单元能转动装设在壳体之内，且包括一叶轮和一转轴，所述转轴具有一头段、一固接段和一设在头段和固接段之间的第一开孔段，所述叶轮固设在转轴的头段，所述固接段内设一过水通道，所述过水通道设一贯穿转轴过水通道内外的位于第一开孔段处的至少一进水孔；
所述发电单元包括一磁铁和一线圈组件，所述磁铁固设在固接段之外，所述线圈组件固设在壳体，且所述磁铁、线圈组件所处轴向位置相适配。
一较佳实施例中，所述转轴还具有一尾段和一位于固接段和尾段之间的第二开孔段，至少一出水孔贯穿转轴过水通道内外并位于第二开孔段处。
一较佳实施例中，所述壳体包括依次固接在一起的一塞子、一外壳和一底座，所述塞子设一斜水孔，所述转轴头段末端可转动连接塞子并使得所述斜水孔流水能冲击叶轮，所述转轴尾段末端可转动连接底座，所述底座开设有上下贯穿的贯穿孔。
一较佳实施例中，所述磁铁外径和外壳内壁的对应部分直径相适配。
一较佳实施例中，所述线圈组件套接于所述外壳之外，其内径与所述外壳外壁的对应部分直径相适配。
一较佳实施例中，所述线圈组件套设于所述外壳之内，其外径和外壳内壁的对应部分直径相适配；所述磁铁套接于所述外壳之外。
一较佳实施例中，所述线圈组件包括一线圈和一铁芯套，所述线圈装设于所述铁芯套内。
一较佳实施例中，转轴头段末端设有一堵头，堵头的下端插入所述转轴头段内固定，堵头的顶端可转动的插入所述壳体的塞子底端。
本发明所提供的水力发电机，与背景技术中的水力发电机相比，具有以下优点：
1．本发明中的水力发电机，其包括壳体、驱动单元和发电单元，其中驱动单元包括一叶轮和一转轴，发电单元包括一磁铁和一线圈组件，水力发电机工作时，叶轮、转轴和磁铁同步转动，线圈组件固定不动，且所述磁铁、线圈组件所处的轴向位置相适配，结构设计紧凑，有利于产生电磁场，工作效率高。
2．转轴分为头段、尾段、固接段、第一开孔段和第二开孔段，所述固接段内设一过水通道，因此水流冲击叶轮推动其转动之后，再沿着转轴内的过水通道流出壳体，巧妙地利用了转轴内部空间，无需在水力发电机内部再腾出空间作为水流通道，提高了空间利用率，减少了整机体积，结构紧凑，且水电分离效果佳。
3．壳体包括一塞子、一外壳和一底座，所述驱动单元和发电单元均设于外壳，所述转轴头尾两端分别枢接于塞子和底座，所述塞子设一斜水孔，所述底座设有贯穿孔，所述斜水孔和贯穿孔都接通过水通道，水路畅通稳定。
4．发电单元中，磁铁和线圈组件的位置可以根据实际情况和使用需求进行调整，如方案一：磁铁设于外壳之内，而线圈组件设在与其轴向对应位置的外壳之外，此时磁铁外径设计为适配外壳内壁对应部分的直径，线圈组件内径设计为适配外壳外壁对应部分的直径；方案二：磁铁设于外壳之外，而线圈组件设在与其轴向对应位置的外壳之内，此时磁铁内径设计为适配外壳外壁对应部分的直径，线圈组件外径设计为适配外壳内壁对应部分的直径。通配性高，使用灵活。
5．线圈组件包括一线圈和一铁芯套，铁芯套包住线圈，因此能够有效保护线圈，铁芯套的结构简单，造价低廉，适于广泛生产应用。
附图说明
下面结合附图和实施例对本发明作进一步说明。
图1为较佳实施例中水力发电机的立体分解示意图。
图2为较佳实施例中水力发电机的剖视图。
附图标记说明：
壳体-100；塞子-110；斜水孔-111；外壳-120；底座-130；贯穿孔-131；驱动单元-200；叶轮-210；转轴-220；头段-221；第一开孔段-222；固接段-223；进水孔-2221、2222；第二开孔段-224；出水孔-2241、2242；尾段-225；过水通道-226；堵头230；发电单元-300；磁铁-310；线圈组件-320；线圈-321；铁芯套-322。
具体实施方式
请参阅图1和图2，为本发明的较佳实施例所提供的水力发电机。
水力发电机包括一壳体100、一驱动单元200和一发电单元300，其中：
所述壳体100包括一塞子110、一外壳120和一底座130，所述塞子110设有一斜水孔111，所述驱动单元200和所述发电单元300设在所述外壳处，所述底座130设有上下贯穿的至少一个贯穿孔131。
所述驱动单元200包括一叶轮210和一转轴220，所述叶轮210设于所述转轴的头段221和所述塞子110之下，并通过所述塞子110的斜水孔111连通水源；所述转轴220分为一头段221、第一开孔段222、一固接段223、第二开孔段224和一尾段225，其中所述头段221的末端转动连接所述壳体的塞子110底端，所述尾段225的末端枢接所述壳体的底座130顶端，所述固接段223内为一空腔，其设计为一过水通道226，所述第一开孔段222的周壁上开设有二贯穿于过水通道226内外的二进水孔2221、2222，所述第二开孔段224开设有二贯穿于过水通道226内外的二出水孔2241、2242。
本实施中转轴头段末端设有一堵头230，堵头230的下端插入所述转轴头段221内固定，堵头230的顶端可转动的插入所述壳体的塞子110底端。
所述发电单元300包括一磁铁310和一线圈组件320，所述磁铁310固设在所述转轴220的固接段223之外，其外径和外壳120内壁的对应部分直径相适配；所述线圈组件320套接于所述外壳120之外，其包括一线圈321和一铁芯套322，所述线圈321装设于所述铁芯套322之中，所述铁芯套322的内径与所述外壳120外壁的对应部分直径相适配。
水力发电机的工作原理如下：打开水源，水流从塞子110的斜水孔111流出，冲击驱动单元200的叶轮210，使其转动，所述叶轮210带动发电单元300的磁铁310一起转动，本实施例中，线圈组件320套设于外壳120的外壁固定不动，所述磁铁310相对线圈组件320转动，引起磁通量变化，线圈中产生感应电动势，从而产生电能；而水流通过转轴220的第一开孔段222的二进水孔2221、2222进入转轴220的过水通道226，再通过第二开孔段224的二出水孔2241、2242，最终从底座130的多个贯穿孔131流出，从而实现水电分离。
本发明的水力发电机，其发电单元的磁铁和线圈组件的位置可以互换，即磁铁设于外壳之外，而线圈组件设在与其轴向对应位置的外壳之内，此时磁铁的内径设计为适配外壳外壁对应部分的直径，线圈组件的外径设计为适配外壳内壁对应部分的直径，此结构未标识于说明书附图中。
以上所述，仅为本发明较佳实施例而已，故不能依此限定本发明实施的范围，即依本发明专利范围及说明书内容所作的等效变化与修饰，皆应仍属本发明涵盖的范围内。
工业实用性
本发明一种水力发电机，构思新颖、设计巧妙，其转轴兼做水道，结构紧凑小巧，占用空间小，生产成本合理，方便安装和运输，具有良好的工业实用性。

Claims (8)

  1. 水力发电机，其包括一壳体、一驱动单元和一发电单元，其特征在于：
    所述驱动单元能转动装设在壳体之内，且包括一叶轮和一转轴，所述转轴具有一头段、一固接段和一设在头段和固接段之间的第一开孔段，所述叶轮固设在转轴的头段，所述固接段内设一过水通道，所述过水通道设一贯穿转轴过水通道内外的位于第一开孔段处的至少一进水孔；
    所述发电单元包括一磁铁和一线圈组件，所述磁铁固设在固接段之外，所述线圈组件固设在壳体，且所述磁铁、线圈组件所处轴向位置相适配。
  2. 根据权利要求1所述的水力发电机，其特征在于：所述转轴具有一尾段和一位于固接段和尾段之间的第二开孔段，至少一出水孔贯穿转轴过水通道内外并位于第二开孔段处。
  3. 根据权利要求2所述的水力发电机，其特征在于：所述壳体包括依次固接在一起的一塞子、一外壳和一底座，所述塞子设一斜水孔，所述转轴头段末端可转动连接塞子并使得所述斜水孔流水能冲击叶轮，所述转轴尾段末端可转动连接底座，所述底座开设有上下贯穿的贯穿孔。
  4. 根据权利要求3所述的水力发电机，其特征在于：所述磁铁外径和外壳内壁的对应部分直径相适配。
  5. 根据权利要求4所述的水力发电机，其特征在于：所述线圈组件套接于所述外壳之外，其内径与所述外壳外壁的对应部分直径相适配。
  6. 根据权利要求3所述的水力发电机，其特征在于：所述线圈组件套设于所述外壳之内，其外径和外壳内壁的对应部分直径相适配；所述磁铁套接于所述外壳之外。
  7. 根据权利要求1至6中任一项所述的水力发电机，其特征在于：所述线圈组件包括一线圈和一铁芯套，所述线圈装设于所述铁芯套内。
  8. 根据权利要求3所述的水力发电机，其特征在于：所述转轴头段末端设有一堵头，堵头的下端插入所述转轴头段内固定，堵头的顶端可转动的插入所述壳体的塞子底端。
PCT/CN2012/071102 2011-02-17 2012-02-14 水力发电机 WO2012109974A1 (zh)

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CN109441695A (zh) * 2018-10-22 2019-03-08 莫建学 一体式管道微水流发电机
CN117543878A (zh) * 2023-12-12 2024-02-09 佛山市威斯泰电器有限公司 一种新型水力发电机

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CN107575331A (zh) * 2017-10-31 2018-01-12 李仁波 水力发电机
CN109441695A (zh) * 2018-10-22 2019-03-08 莫建学 一体式管道微水流发电机
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