WO2021047000A1 - 分瓣式电机瓣与瓣间隙填充装置 - Google Patents

分瓣式电机瓣与瓣间隙填充装置 Download PDF

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Publication number
WO2021047000A1
WO2021047000A1 PCT/CN2019/115940 CN2019115940W WO2021047000A1 WO 2021047000 A1 WO2021047000 A1 WO 2021047000A1 CN 2019115940 W CN2019115940 W CN 2019115940W WO 2021047000 A1 WO2021047000 A1 WO 2021047000A1
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WIPO (PCT)
Prior art keywords
bushing
connecting piece
hole
flap
filling device
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PCT/CN2019/115940
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English (en)
French (fr)
Inventor
周向
赵震
龚天明
王晓慧
房明
颜丝
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江苏中车电机有限公司
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Publication of WO2021047000A1 publication Critical patent/WO2021047000A1/zh

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B43/00—Washers or equivalent devices; Other devices for supporting bolt-heads or nuts

Definitions

  • the invention relates to the field of motor assembly, in particular to a split type motor flap and flap gap filling device.
  • the motor splitting has become an important research direction after the high power, and the flap-to-valve connection structure of the splitting structure is a key item of the splitting design.
  • the existing split couplings mostly use bolts to directly connect adjacent splits, and the gaps between the petals are not treated or filled with flat copper sheets. If the gap between the petals and the petals is not treated, higher processing accuracy and assembly accuracy are required to ensure that the gap is small, which is difficult to process and assemble; if flat copper sheets are used to fill the gaps, it is necessary to ensure that the gap between the petals and the petals The gap is uniform, and it is difficult to process and assemble. After the two structures are connected separately, the overall rigidity is not ideal. Therefore, in combination with the above-mentioned existing technical problems, it is necessary to provide a new technical solution.
  • the present invention discloses a split motor flap and flap gap filling device.
  • the specific technical solutions are as follows:
  • the present invention provides a split type motor flap and flap gap filling device, which is characterized by comprising a first bushing, a fastener, a first connecting piece and a second connecting piece; the first bushing has The first connecting member has a connecting hole; one end of the first bushing is inserted into the connecting hole along the axial direction of the first connecting member, and the first bushing is in the first The connecting piece moves axially in the connecting hole; the second connecting piece is located at one end of the first bushing, and there is a gap between the first connecting piece and the second connecting piece; the fastener Pass through the central through hole of the first bushing and the second connecting piece in sequence.
  • the first bushing is a cylindrical body, the other end of the cylindrical body has a boss, the central through hole penetrates the boss and the cylindrical body, and the outer side of the cylindrical body
  • the surface has an external thread
  • the connecting hole of the first connecting piece has an internal thread
  • the external thread of the first bushing is connected to the internal thread of the first connecting piece correspondingly.
  • the boss has an opposite side structure; the external thread includes a full thread and a half thread.
  • the opposite side structure includes a hexagonal head structure, a quadrangular head structure, and an octagonal head structure.
  • the gap filling device further includes a second bushing, the second bushing is a housing with an inner cavity, and the housing is provided with an opening and a central opening communicating with the inner cavity, respectively, One end of the first bushing with a boss is received in the inner cavity through the opening, and the open end of the second bushing is in abutting connection with the first connector.
  • the housing includes a cylindrical shape and a cone shape.
  • the fastener includes a bolt and a nut; the bolt passes through the central opening of the second bushing, the central through hole of the first bushing and the second connecting piece in sequence , The nut is connected to the bolt and is close to the second connecting piece.
  • the diameter of the open end of the second bushing is larger than the diameter of the boss.
  • the length of the external thread of the cylindrical body is greater than the length of the first connecting member.
  • the second connecting member is provided with an internally threaded hole
  • the fastener is a bolt
  • the internally threaded hole is matched with the screw of the bolt
  • the screw of the bolt passes through the second bushing in turn
  • the central opening of the first bushing, the central through hole of the first bushing and the second connecting piece are connected with the internal threaded hole on the second connecting piece.
  • the split type motor flap and flap gap filling device provided by the present invention fills the gap between the flap and the flap, has strong adaptability to the split gap with uneven connecting surface, and can ensure the motor flap with installation gap Safe and reliable connection with the petals, improving the overall rigidity and fatigue resistance of the structure after the split valve connection.
  • Figure 1 is a schematic diagram of an apparatus provided by an embodiment of the present invention.
  • Fig. 2 is a schematic diagram of the structure of the first bushing in Fig. 1;
  • Fig. 3 is a schematic diagram of the second bushing structure in Fig. 1;
  • Figure 4 is a schematic structural view of an embodiment of the first bushing structure
  • Figure 5 is a schematic structural view of an embodiment of the first bushing structure
  • Figure 6 is a schematic structural view of an embodiment of the first bushing structure
  • Figure 7 is a schematic structural view of an embodiment of the first bushing structure
  • Figure 8 is a schematic structural view of an embodiment of the first bushing structure
  • Figure 9 is a schematic structural view of an embodiment of the first bushing structure
  • Figure 10 is a schematic structural view of an embodiment of the second bushing structure
  • Figure 11 is a schematic structural view of an embodiment of the second bushing structure
  • Fig. 12 is a schematic structural view of an embodiment of the second bushing structure.
  • the terms “installed”, “connected”, “connected”, “fixed” and other terms should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. , Or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal communication of two components or the interaction relationship between two components.
  • installed can be a fixed connection or a detachable connection. , Or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal communication of two components or the interaction relationship between two components.
  • the existing split-part connection mostly uses bolts to directly connect the adjacent split parts, and the gap between the petals is not treated or filled with flat copper sheets. Thereby affecting the overall rigidity and fatigue resistance of the overall device.
  • FIG. 1 is a schematic diagram of a device provided by an embodiment of the present invention
  • FIG. 2 is a schematic diagram of the structure of the first bushing in FIG. 1
  • FIG. 3 is a schematic diagram of the structure of the second bushing in FIG. 1.
  • the first bushing 1 has a central through hole 13, and the inner diameter of the central through hole 13 matches the outer diameter of the screw 8 of the bolt
  • the sleeve 1 is a cylindrical body, one end of the cylindrical body has a boss 12, the central through hole 13 penetrates the boss 12 and the cylindrical body, and the outer surface of the cylindrical body has an external thread 11;
  • the external thread 11 can be a full thread or a half thread;
  • the boss 12 has an opposite side structure, and the opposite side structure can include, but is not limited to, a hexagonal head structure, a quadrangular head structure, and an octagonal head structure.
  • the first connecting member 4 has a connecting hole, and the connecting hole has an internal thread, and the internal thread corresponds to the external thread 12 of the cylindrical body one-to-one; the cylindrical body
  • the length of the external thread 12 is greater than the length of the first connecting member, which can strengthen the connection relationship between the first bushing 1 and the first connecting member 4.
  • the second bushing 2 is a housing 21 with an inner cavity, and the housing 21 is provided with an open end 23 and a central opening 22 respectively communicating with the inner cavity.
  • the end of the first bushing 1 with the boss 12 is received in the inner cavity through the opening, and the open end 23 of the second bushing 2 is in contact with the first connecting member 4; the center
  • the inner diameter of the opening 22 matches the outer diameter of the screw 8 of the bolt, and the diameter of the open end 23 of the second bushing 2 is larger than the diameter of the boss 12.
  • one end of the first bushing 1 extends out of the first connecting piece and is located in the gap between the first connecting piece 4 and the second connecting piece 5.
  • the fastener includes a bolt and a nut 9; the screw 8 of the bolt passes through the central opening 22 of the second bushing 2 and the first bushing 1 in sequence.
  • the central through hole 13 and the internal threaded hole of the second connecting member 5 extend out of the second connecting member, and the nut 9 is screwed on the screw 8 extending from one end of the second connecting member, and abuts against the second connecting member.
  • the connecting piece 5 realizes the fixation of the gap filling device.
  • the second connecting member 5 is provided with an internal threaded hole, the internal threaded hole is matched with the screw, the fastener 3 is a bolt, and no matching nut is required; the bolts are in turn Pass through the central opening 22 of the second bushing, the central through hole 13 of the first bushing 1 and the second connecting piece 5, and connect with the internal threaded hole on the second connecting piece 5 to realize Fixing of gap filling device.
  • the first bushing may have multiple opposite side structures, as shown in the figure 4 to 9 are structural schematic diagrams of several variants of the first bushing 1;
  • the outer surface thread of the cylindrical body 30 is a full thread
  • the boss 40 of the cylindrical body 30 has a hexagonal head structure
  • the maximum diameter of the hexagonal head is smaller than that of the hexagonal head.
  • the maximum cross-sectional circle diameter of the cylindrical body 30 is described.
  • the thread on the outer surface of the cylindrical body 31 is a full thread
  • the boss 41 of the cylindrical body 31 has a quadrangular head structure
  • the maximum diameter of the quadrangular head is larger than all
  • the maximum cross-sectional circle diameter of the cylindrical body 31 is described.
  • the thread on the outer surface of the cylindrical body 32 is a half thread
  • the boss 42 of the cylindrical body 32 is a cylindrical table with a hexagonal head structure superimposed in the axial direction, and the The maximum diameter of the cylindrical table is larger than the maximum cross-sectional circle diameter of the cylindrical body 32.
  • the thread on the outer surface of the cylindrical body 33 is a full thread
  • the boss 43 of the cylindrical body 33 is an octagonal head structure
  • the maximum diameter of the octagonal head structure is smaller than The diameter of the largest cross-sectional circle of the cylindrical body 33.
  • the outer surface thread of the cylindrical body 34 is a full thread
  • the boss 44 of the cylindrical body 34 is an opposite side structure
  • the maximum diameter of the opposite side structure is smaller than The maximum cross-sectional circle diameter size of the cylindrical body 34.
  • the thread on the outer surface of the cylindrical body 35 is a full thread
  • the boss 45 of the cylindrical body 35 is a quadrangular head structure
  • the diagonal size of the quadrangular head structure is equal to The diameter of the largest cross-sectional circle of the cylindrical body 35.
  • the housing 21 of the second bushing 2 can have a variety of cylindrical structures, as shown in FIGS. 10 to 12 Schematic diagram of the structure of several variants of the second bushing 2;
  • the structure of the second bushing 51 is a split cylindrical shell, and the split type can be formed into an integrated structure through processing techniques such as welding or assembling;
  • the structure of the second bushing 52 is a cone-shaped shell
  • the structure of the second bushing 53 is a split truncated cone-shaped shell, and the split type can be formed into an integrated structure through processing techniques such as welding or assembling.
  • lengthening the axial length of the first bushing 1, thickening the thickness of the first connecting piece 4, or thickening the thickness of the second connecting piece 5, etc. increases the axial distance of the parts in the splitting device along the bolt axis. Length, lengthen the clamping length of the fastener 3, thereby eliminating the second bushing 2 as a part.
  • the screw 8 of the bolt passes through the central opening 22 of the second bushing 2 and the central opening 22 of the first bushing 1 in sequence.
  • the central through hole 13 and the internal threaded hole of the second connecting piece 5 are split-connecting pieces; one end of the first bushing 1 spirally rotates through the first connecting piece 4, and resists The second connecting member 5; rotating the boss 12 of the first bushing 1 can fill the gap 6 between the first connecting member 4 and the second connecting member 5;
  • the open end 23 of the second bushing 2 is in close contact with the first connecting member 4; the boss 12 of the first bushing 1 is enveloped by the inner cavity of the second bushing 2.
  • the actual value of the gap 6 will have a certain deviation from the design value, and it is often uneven on the entire connecting surface.
  • the device fully fills the gap 6 by adjusting the length of the first bushing 1 protruding from the first connecting piece 4. If the entire connection surface is not uniform, you can increase the number of connection devices and perform split connection at the same time to improve the stability of the motor.
  • the terms “installed”, “connected”, “connected”, “fixed” and other terms should be understood in a broad sense. For example, they can be fixedly connected or detachably connected. , Or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal communication of two components or the interaction relationship between two components.
  • installed can be fixedly connected or detachably connected. , Or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal communication of two components or the interaction relationship between two components.

Abstract

一种分瓣式电机瓣与瓣间隙填充装置，包括第一衬套(1)、紧固件(3)、第一连接件(4)和第二连接件(5)；该第一衬套(1)具有中心通孔(13)；该第一连接件(4)具有连接孔；该第一衬套(1)的一端沿该第一连接件(4)的轴线方向插入该连接孔内，该第一衬套(1)在该第一连接件(4)的连接孔内轴向移动；该第二连接件(5)位于该第一衬套(1)的一端，且该第一连接件(4)与该第二连接件(5)之间存在间隙(6)；该紧固件(3)依次穿过该第一衬套(1)的中心通孔(13)和第二连接件(5)。该技术方案对不均匀的分瓣间隙有较强的适应性，能够保证留有安装间隙的电机瓣与瓣间安全可靠联接，提高分瓣联接后装置的整体刚性和抗疲劳性能。

Description

分瓣式电机瓣与瓣间隙填充装置 技术领域
本发明涉及电机装配领域，尤其涉及一种分瓣式电机瓣与瓣间隙填充装置。
背景技术
近年来，永磁电机(特别是风力发电机)不断地向大功率方向发展，电机体积和重量也越来越大，随之带来的运输问题也凸显出来。大功率电机被迫向限制直径增加轴向长度方向发展，造成电机材料利用率低，成本高，产品竞争力下降。
因此电机分瓣，成为目前大功率化后的一个重要研究方向，而分瓣结构的瓣与瓣联接结构是分瓣设计的一个关键项点。
现有分瓣联接多采用螺栓直接联接相邻分瓣，瓣与瓣之间的间隙不作处理或采用扁铜片填充。如果瓣与瓣间的间隙不做处理，则需要较高的加工精度和装配精度以保证间隙较小，加工和装配难度大；如果采用扁铜片对间隙进行填充，则需保证瓣与瓣间的间隙均匀，加工和装配难度较大。这两种结构分瓣联接后，整体的刚性均不理想。因此，结合上述存在的技术问题，有必要提供一种新的技术方案。
发明内容
为解决现有技术中存在的技术问题，本发明公开了一种分瓣式电机瓣与瓣间隙填充装置，具体技术方案如下所述：
一方面，本发明提供一种分瓣式电机瓣与瓣间隙填充装置，其特征在于，包括第一衬套、紧固件、第一连接件和第二连接件；所述第一衬套具有中心通孔；所述第一连接件具有连接孔；所述第一衬套的一端沿所述第一连接件的轴线方向插入所述连接孔内，所述第一衬套在所述第一连接件的连接孔内轴向移动；所述第二连接件位于所述第一衬套的一端，且所述第一连接件与所述第二连接件之间存在间隙；所述紧固件依次穿过所述第一衬套的中心通孔和第二连接件。
进一步地，所述第一衬套呈圆柱状体，所述圆柱状体的另一端具有凸台， 所述中心通孔贯穿所述凸台和所述圆柱状体，所述圆柱状体的外表面具有外螺纹，所述第一连接件的连接孔内具有内螺纹，所述第一衬套的外螺纹与所述第一连接件的内螺纹对应连接。
进一步地，所述凸台为对边结构；所述外螺纹包括全螺纹和半螺纹。
进一步地，所述对边结构包括六角头结构、四角头结构和八角头结构。
进一步地，所述间隙填充装置还包括第二衬套，所述第二衬套为具有内腔的壳体，所述壳体上开设有分别与所述内腔连通的开口和中心开孔，所述第一衬套具有凸台的一端通过所述开口容纳于所述内腔中，所述第二衬套的开口端与所述第一连接件抵触连接。
进一步地，所述壳体包括圆筒形和锥筒形。
进一步地，进一步地，所述紧固件包括螺栓和螺母；所述螺栓依次穿过所述第二衬套的中心开孔、所述第一衬套的中心通孔和所述第二连接件，所述螺母连接于所述螺栓上且靠近所述第二连接件。
进一步地，所述第二衬套的开口端直径大于所述凸台的直径。
进一步地，所述圆柱状体的外螺纹长度大于所述第一连接件的长度。
优选地，所述第二连接件开设有内螺纹孔，所述紧固件为螺栓，所述内螺纹孔与所述螺栓的螺杆匹配，所述螺栓的螺杆依次穿过所述第二衬套的中心开孔、所述第一衬套的中心通孔和所述第二连接件，并与第二连接件上的内螺纹孔连接。
本发明具有以下有益效果：
本发明提供的分瓣式电机瓣与瓣间隙填充装置，填充瓣与瓣之间的间隙，对连接面不均匀的分瓣间隙的有较强的适应性，能够保证留有安装间隙的电机瓣与瓣间安全可靠联接，提高分瓣联接后结构的整体刚性和抗疲劳性能。
本发明的附加方面和优点将在下面的描述中部分给出，部分将从下面的描述中变得明显，或通过本发明的实践了解到。
附图说明
为了更清楚地说明本发明实施例或现有技术中的技术方案，下面将对实施例或现有技术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它附图。
图1是本发明实施例提供的装置示意图；
图2是图1中第一衬套结构示意图；
图3是图1中第二衬套结构示意图；
图4是第一衬套结构的一个实施例中的结构示意图；
图5是第一衬套结构的一个实施例中的结构示意图；
图6是第一衬套结构的一个实施例中的结构示意图；
图7是第一衬套结构的一个实施例中的结构示意图；
图8是第一衬套结构的一个实施例中的结构示意图；
图9是第一衬套结构的一个实施例中的结构示意图；
图10是第二衬套结构的一个实施例中的结构示意图；
图11是第二衬套结构的一个实施例中的结构示意图；
图12是第二衬套结构的一个实施例中的结构示意图。
其中，1-第一衬套，2-第二衬套，3-紧固件，4-第一连接件，5-第二连接件，6-间隙，8-螺杆，9-螺母，11-外螺纹，12-凸台，13-中心通孔，21-壳体，22-中心开孔，23-开口端，30-圆柱状体，31-圆柱状体，32-圆柱状体，33圆柱状体，34-圆柱状体，35-圆柱状体，40-凸台，41-凸台，42-凸台，43-凸台，44-凸台，45-凸台，51-第二衬套，52-第二衬套，53-第二衬套。
具体实施方式
下面详细描述本发明的实施例，所述实施例的示例在附图中示出，其中自始至终相同或类似的标号表示相同或类似的元件或具有相同或类似功能的元件。下面通过参考附图描述的实施例是示例性的，旨在用于解释本发明，而不能理解为对本发明的限制。
在本发明的描述中，需要理解的是，术语“上”、“下”、“顶”、“底”、“内”、“外”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者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。在本发明的描述中，“多个”的含义是两个或两个以上，除非另有明确具体的限定。
在本发明中，除非另有明确的规定和限定，术语“安装”、“相连”、“连接”、 “固定”等术语应做广义理解，例如，可以是固定连接，也可以是可拆卸连接，或成一体；可以是机械连接，也可以是电连接；可以使直接相连，也可以通过中间媒介间接相连，可以是两个元件内部的连通或两个元件的相互作用关系。对于本领域的普通技术人员而言，可以根据具体情况理解上述术语在本发明中的具体含义。
实施例
现有的分瓣联接多采用螺栓直接联接相邻分瓣，瓣与瓣之间的间隙不作处理或采用扁铜片填充。从而影响整体装置的整体刚性和抗疲劳性能。
图1是本发明实施例提供的装置示意图，图2是图1中第一衬套结构示意图，图3是图1中第二衬套结构示意图。如图1至图3所示，所述第一衬套1有一个所述中心通孔13，所述中心通孔13内径与所述螺栓的螺杆8的外径相匹配；所述第一衬套1为圆柱状体，所述圆柱状体一端具有凸台12，所述中心通孔13贯穿所述凸台12和所述圆柱状体，所述圆柱状体外表面具有外螺纹11；所述外螺纹11可以是全螺纹和半螺纹；所述凸台12结构为对边结构，对边结构可以包括但不限于六角头结构、四角头结构和八角头结构等。
如图2所示，所述第一连接件4有一个连接孔，所述连接孔上具有内螺纹，所述内螺纹和所述圆柱状体的外螺纹12一一对应；所述圆柱状体的外螺纹12长度大于所述第一连接件的长度，能够加固所述第一衬套1和第一连接件4之间的连接关系。
如图1和图3所示，所述第二衬套2为具有内腔的壳体21，所述壳体21上开设有分别与所述内腔连通的开口端23和中心开孔22，所述第一衬套1具有凸台12的一端通过所述开口容纳于所述内腔中，所述第二衬套2的开口端23与所述第一连接件4抵触连接；所述中心开孔22的内径与所述螺栓的螺杆8的外径匹配，且所述第二衬套2的开口端23直径大于所述凸台12的直径。
如图1所示，优选地，所述第一衬套1的一端伸出第一连接件，位于第一连接件4和第二连接件5之间的间隙中。
如图1所示，优选地，所述紧固件包括螺栓和螺母9；所述螺栓的螺杆8依次穿过所述第二衬套2的中心开孔22、所述第一衬套1的中心通孔13和所述第二连接件5的内螺纹孔并伸出第二连接件，所述螺母9旋拧于伸出第二连接件一端的螺杆8上，且紧靠所述第二连接件5，实现间隙填充装置的固定。
如图1所示，优选地，所述第二连接件5开设有内螺纹孔，内螺纹孔与所述螺杆匹配，所述紧固件3为螺栓，不需要配套螺母使用；所述螺栓依次穿过所述第二衬套的中心开孔22、所述第一衬套1的中心通孔13和所述第二连接件5，并与第二连接件5上的内螺纹孔连接，实现间隙填充装置的固定。
请继续参阅图4至图9，在不影响所述第一衬套1和所述第一连接件4的旋转连接的情况下，所述第一衬套可以存在多种对边结构，如图4至图9为第一衬套1几种变种结构示意图；
如图4所示，在该实施例中，圆柱状体30的外表面螺纹为全螺纹，所述圆柱状体30的凸台40为六角头结构，且所述六角头的最大直径尺寸小于所述圆柱状体30的最大截面圆直径尺寸。
如图5所示，在该实施例中，圆柱状体31的外表面螺纹为全螺纹，所述圆柱状体31的凸台41为四角头结构，且所述四角头的最大直径尺寸大于所述圆柱状体31的最大截面圆直径尺寸。
如图6所示，在该实施例中，圆柱状体32的外表面螺纹为半螺纹，所述圆柱状体32的凸台42为圆柱台上沿轴向方向叠加六角头结构，且所述圆柱台的最大直径尺寸大于所述圆柱状体32的最大截面圆直径尺寸。
如图7所示，在该实施例中，圆柱状体33的外表面螺纹为全螺纹，所述圆柱状体33的凸台43为八角头结构，且所述八角头结构的最大直径尺寸小于所述圆柱状体33的最大截面圆直径尺寸。
如图8所示，在该实施例中，圆柱状体34的外表面螺纹为全螺纹，所述圆柱状体34的凸台44为对边结构，且所述对边结构的最大直径尺寸小于所述圆柱状体34的最大截面圆直径尺寸。
如图9所示，在该实施例中，圆柱状体35的外表面螺纹为全螺纹，所圆柱状体35的凸台45为四角头结构，且所述四角头结构的对角线尺寸等于所述圆柱状体35的最大截面圆直径尺寸。
请继续参阅图10至图12，在不影响所述第二衬套2覆盖第一衬套1的前提下，第二衬套2壳体21可以存在多种筒状结构，图10至图12为第二衬套2几种变种结构示意图；
如图10所示，在该实施例中，第二衬套51结构为分体式圆筒状壳体，分体式可以通过焊接或拼装等加工工艺，形成一体结构；
如图11所示，在该实施例中，该第二衬套52的结构为锥筒状壳体；
如图12所示，在该实施例中，该第二衬套53的结构为分体式圆台状壳体，分体式可以通过焊接或拼装等加工工艺，形成一体结构。
进一步，加长所述第一衬套1轴向长度、加厚所述第一连接件4厚度或加厚所述第二连接件5的厚度等，增加分瓣装置中部件的沿螺栓轴向的长度，加长所述紧固件3的夹紧长度，从而取消所述第二衬套2该部件。
如图1至图3所示，分瓣式电机在组装过程中，所述螺栓的螺杆8依次穿过所述第二衬套2的所述中心开孔22、所述第一衬套1的所述中心通孔13和所述第二连接件5的所述内螺纹孔进行分瓣式连接件；所述第一衬套1的一端螺旋转动穿过所述第一连接件4，抵住所述第二连接件5；旋转所述第一衬套1的所述凸台12，可以填充所述第一连接件4与所述第二连接件5之间的所述间隙6；所述第二衬套2开口端23与所述第一连接件4紧密靠合；所述第一衬套1的所述凸台12被所述第二衬套2的内腔所笼罩。
由于工件加工精度、装配精度及工件形变等等因素的影响，所述间隙6的实际数值将与设计值存在一定的偏差，且在整个联接面上往往不均匀。该装置通过调节所述第一衬套1伸出所述第一连接件4的长度充分填充所述间隙6。如果整个联接面不均匀，可以通过增加联接装置的个数，同时进行分瓣联接，提高电机稳定性。
在本发明中，除非另有明确的规定和限定，术语“安装”、“相连”、“连接”、“固定”等术语应做广义理解，例如，可以使固定连接，也可以是可拆卸连接，或成一体；可以是机械连接，也可以是电连接；可以使直接相连，也可以通过中间媒介间接相连，可以是两个元件内部的连通或两个元件的相互作用关系。对于本领域的普通技术人员而言，可以根据具体情况理解上述术语在本发明中的具体含义。

Claims (10)

  1. 一种分瓣式电机瓣与瓣间隙填充装置，其特征在于，包括第一衬套(1)、紧固件(3)第一连接件(4)和第二连接件(5)；
    所述第一衬套(1)具有中心通孔(13)；
    所述第一连接件(4)具有连接孔；所述第一衬套(1)的一端沿所述第一连接件(4)的轴线方向插入所述连接孔内，所述第一衬套(1)在所述第一连接件(4)的连接孔内轴向移动；
    所述第二连接件(5)位于所述第一衬套(1)的一端，且所述第一连接件(4)与所述第二连接件(5)之间存在间隙(6)；
    所述紧固件(3)依次穿过所述第一衬套(1)的中心通孔(13)和第二连接件(5)。
  2. 根据权利要求1所述的分瓣式电机瓣与瓣间隙填充装置，其特征在于，所述第一衬套(1)呈圆柱状体，所述圆柱状体的另一端具有凸台(12)，所述中心通孔(13)贯穿所述凸台(12)和所述圆柱状体，所述圆柱状体的外表面具有外螺纹(11)，所述第一连接件(4)的连接孔内具有内螺纹，所述第一衬套(1)的外螺纹(11)与所述第一连接件(4)的内螺纹对应连接。
  3. 根据权利要求2所述的分瓣式电机瓣与瓣间隙填充装置，其特征在于，所述凸台(12)为对边结构；
    所述外螺纹(11)包括全螺纹和半螺纹。
  4. 根据权利要求3所述的分瓣式电机瓣与瓣间隙填充装置，其特征在于，所述对边结构包括六角头结构、四角头结构和八角头结构。
  5. 根据权利要求1所述的分瓣式电机瓣与瓣间隙填充装置，其特征在于，所述间隙填充装置还包括第二衬套(2)，所述第二衬套(2)为具有内腔的壳体(21)，所述壳体(21)上开设有分别与所述内腔连通的开口和中心开孔(22)，所述第一衬套(1)具有凸台(12)的一端通过所述开口容纳于所述内腔中，所述第二衬套(2)的开口端(23)与所述第一连接件(4)抵触连接。
  6. 根据权利要求5所述的分瓣式电机瓣与瓣间隙填充装置，其特征在于，所述壳体(21)包括圆筒形和锥筒形。
  7. 根据权利要求5所述的分瓣式电机瓣与瓣间隙填充装置，其特征在于，所述紧固件(3)包括螺栓和螺母(9)；所述螺栓依次穿过所述第二衬套的中心 开孔(22)、所述第一衬套(1)的中心通孔(13)和所述第二连接件(5)，所述螺母(9)连接于所述螺栓上且靠近所述第二连接件(5)。
  8. 根据权利要求6所述的分瓣式电机瓣与瓣间隙填充装置，其特征在于，所述第二衬套(2)的开口端(23)直径大于所述凸台(12)的直径。
  9. 根据权利要求2所述的分瓣式电机瓣与瓣间隙填充装置，其特征在于，所述圆柱状体的外螺纹(11)长度大于所述第一连接件(4)的长度。
  10. 根据权利要求5所述的分瓣式电机瓣与瓣间隙填充装置，其特征在于，所述第二连接件(5)开设有内螺纹孔，所述紧固件(3)为螺栓，所述内螺纹孔与所述螺栓的螺杆匹配，所述螺栓的螺杆依次穿过所述第二衬套的中心开孔(22)、所述第一衬套(1)的中心通孔(13)和所述第二连接件(5)，并与第二连接件(5)上的内螺纹孔连接。
PCT/CN2019/115940 2019-09-11 2019-11-06 分瓣式电机瓣与瓣间隙填充装置 WO2021047000A1 (zh)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE20020661U1 (de) * 1999-12-15 2001-05-31 Helmut Theven Form Und Entwick Spannvorrichtung
CN1386655A (zh) * 2001-05-23 2002-12-25 本田技研工业株式会社 使两个构件彼此连接的装置
CN2921417Y (zh) * 2006-04-21 2007-07-11 周建华 螺帽防盗盖及其取盖器
CN201925296U (zh) * 2010-12-21 2011-08-10 天津昊拓汽车装备技术有限公司 用于将待检测汽车部件固定在检具上的锁紧定位销
JP2018047810A (ja) * 2016-09-22 2018-03-29 日本発條株式会社 回転軸締結構造および回転軸締結構造の組付け方法。

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE20020661U1 (de) * 1999-12-15 2001-05-31 Helmut Theven Form Und Entwick Spannvorrichtung
CN1386655A (zh) * 2001-05-23 2002-12-25 本田技研工业株式会社 使两个构件彼此连接的装置
CN2921417Y (zh) * 2006-04-21 2007-07-11 周建华 螺帽防盗盖及其取盖器
CN201925296U (zh) * 2010-12-21 2011-08-10 天津昊拓汽车装备技术有限公司 用于将待检测汽车部件固定在检具上的锁紧定位销
JP2018047810A (ja) * 2016-09-22 2018-03-29 日本発條株式会社 回転軸締結構造および回転軸締結構造の組付け方法。

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