CN220664638U - Generator rotor core installation mechanism - Google Patents

Generator rotor core installation mechanism Download PDF

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Publication number
CN220664638U
CN220664638U CN202322340915.4U CN202322340915U CN220664638U CN 220664638 U CN220664638 U CN 220664638U CN 202322340915 U CN202322340915 U CN 202322340915U CN 220664638 U CN220664638 U CN 220664638U
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CN
China
Prior art keywords
rotor core
generator rotor
hole
plate
mounting mechanism
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Active
Application number
CN202322340915.4U
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Chinese (zh)
Inventor
余木亮
郭俊杰
陈兰生
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujian 1stall Power Supply Technology Co ltd
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Fujian 1stall Power Supply Technology Co ltd
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Priority to CN202322340915.4U priority Critical patent/CN220664638U/en
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Publication of CN220664638U publication Critical patent/CN220664638U/en
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Abstract

The utility model relates to a generator rotor core mounting mechanism which comprises a lifting frame, wherein the lifting frame is provided with four brackets uniformly distributed along the circumferential direction, the lower part of each bracket is provided with a through hole, a screw rod arranged along the radial direction is penetrated in each through hole, and one end of the screw rod, which faces the middle, is fixedly connected with an L-shaped fastener used for being buckled at the edge part of the lower end of a rotor core. The generator rotor core mounting mechanism is convenient to use and easy to operate, ensures that the rotor core mounting work is smoothly carried out, and improves the mounting efficiency; the universality is good, the rotor core structure can be suitable for rotor cores with more diameter specifications, and the cost is reduced.

Description

Generator rotor core installation mechanism
Technical Field
The utility model relates to the field of generator production equipment, in particular to a generator rotor core mounting mechanism.
Background
The rotor core of the large-sized generator has larger volume and heavier weight, and is required to be mounted on the rotor rotating shaft by hoisting; the traditional rotor core is directly hoisted by a crane through a lifting rope, and the iron core is bound by the lifting rope, so that the time is long, the iron core is easy to fall off during hoisting, the risk is high, deflection is easy to occur, and the installation difficulty is increased; chinese patent CN217323004U discloses a mounting tool for a rotor core of a generator, which solves the above problems, but due to the adoption of the annular sleeve with the inner diameter slightly larger than the outer diameter of the rotor core, the universality of the mounting tool is poor, and basically, each rotor core with the diameter specification needs to be equipped with an independent mounting tool, so that the input cost is high, and the larger workshop site space is occupied.
Disclosure of Invention
Therefore, the utility model aims to provide the generator rotor core mounting mechanism which is convenient to use and good in universality.
The utility model is realized by adopting the following scheme: the utility model provides a generator rotor core installation mechanism, includes the gallows, the gallows has four supports along the circumferential equipartition, the through-hole has been seted up to the support lower part, wear to be equipped with along radial screw rod that sets up in the through-hole, screw rod towards middle one end fixedly connected with be used for detaining at rotor core lower extreme edge's L shape fastener.
Further, two adjusting nuts which are respectively clamped in and out of the bracket are connected to the screw in a threaded manner.
Further, a limiting groove parallel to the axial direction is formed in the side portion of the screw, and a limiting projection extending into the limiting groove is arranged in the through hole.
Further, the lifting frame further comprises a middle connecting plate positioned at the top, the upper end of the bracket is welded on the middle connecting plate, a lifting plate is welded on the upper side of the middle connecting plate, and lifting holes are formed in the lifting plate.
Further, the support includes the vertical board, the through-hole is located vertical board lower extreme, the vertical board upper end is equipped with the bending plate of buckling in the middle of the slant, the bending plate welds on the intermediate junction board, and the corner welding between vertical board and the bending plate has the reinforcing plate.
Compared with the prior art, the utility model has the following beneficial effects: the generator rotor core mounting mechanism is convenient to use and easy to operate, ensures that the rotor core mounting work is smoothly carried out, and improves the mounting efficiency; the universality is good, the rotor core structure can be suitable for rotor cores with more diameter specifications, and the cost is reduced.
The present utility model will be further described in detail below with reference to specific embodiments and associated drawings for the purpose of making the objects, technical solutions and advantages of the present utility model more apparent.
Drawings
FIG. 1 is a front view of an embodiment of the present utility model;
FIG. 2 is a partial view of FIG. 1;
FIG. 3 is a cross-sectional view of a through hole and screw connection in accordance with an embodiment of the present utility model;
FIG. 4 is a front view of an embodiment of the present utility model in use;
the reference numerals in the figures illustrate: 100-lifting frames, 110-bracket frames, 111-through holes, 112-limit lugs, 120-middle connecting plates, 130-lifting plates, 140-reinforcing plates, 200-screws, 210-L-shaped fasteners, 220-adjusting nuts, 230-limit channels and 300-rotor cores.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the present application. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
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 in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
As shown in fig. 1 to 4, a generator rotor core mounting mechanism comprises a lifting frame 100, wherein the lifting frame is provided with four brackets 110 uniformly distributed along the circumferential direction, through holes 111 are formed in the lower portion of the brackets 100, screws 200 arranged along the radial direction are arranged in the through holes in a penetrating manner, and one end of each screw 200 in the middle of the direction is fixedly connected with an L-shaped fastener 210 used for being buckled at the edge of the lower end of the rotor core. When the rotor core of the generator is installed, the whole lifting frame 100 is covered outside the rotor core, then the L-shaped fastener 210 is buckled at the edge part of the lower end of the rotor core through the position of the adjusting screw 200, and then the rotor core can be lifted for installation through the lifting frame; the installation tool is simple in structure, convenient to use and easy to operate, and the rotor core is supported by the four L-shaped fasteners 210, so that the rotor core is prevented from deflecting, the smooth installation work of the rotor core is ensured, and the installation efficiency is improved; and the position of the L-shaped fastener 210 can be adjusted through the screw 200, so that the L-shaped fastener can be suitable for rotor cores with more diameter specifications, and has good universality and reduced cost.
In this embodiment, two adjusting nuts 220 respectively clamped in the inner side and the outer side of the bracket are screwed on the screw 200, and the radial position of the screw 200 can be adjusted by the two adjusting nuts 220, so that the adjustment of the L-shaped fastener 210 is realized.
In this embodiment, the side portion of the screw is provided with a limiting channel 230 parallel to the axial direction, and the inside of the through hole is provided with a limiting protrusion 112 extending into the limiting channel; through the cooperation of the limiting groove 230 and the limiting bump 112, the rotation of the screw 200 can be limited, so that the screw can only axially slide relative to the through hole, and the angle of the L-shaped fastener 210 is ensured not to deviate.
In this embodiment, the lifting frame further includes a middle connection plate 120 located at the top, the upper end of the bracket is welded on the middle connection plate 120, a lifting plate 130 is welded on the upper side of the middle connection plate, and lifting holes are formed in the lifting plate 130.
In this embodiment, the support includes the vertical board, the through-hole is located the vertical board lower extreme, the vertical board upper end is equipped with the bending plate of buckling in the middle of the slant, the bending plate welds on the intermediate junction board, and the corner welding between vertical board and the bending plate has reinforcing plate 140.
Any of the above-described embodiments of the present utility model disclosed herein, unless otherwise stated, if they disclose a numerical range, then the disclosed numerical range is the preferred numerical range, as will be appreciated by those of skill in the art: the preferred numerical ranges are merely those of the many possible numerical values where technical effects are more pronounced or representative. Since the numerical values are more and cannot be exhausted, only a part of the numerical values are disclosed to illustrate the technical scheme of the utility model, and the numerical values listed above should not limit the protection scope of the utility model.
If the utility model discloses or relates to components or structures fixedly connected with each other, then unless otherwise stated, the fixed connection is understood as: detachably fixed connection (e.g. using bolts or screws) can also be understood as: the non-detachable fixed connection (e.g. riveting, welding), of course, the mutual fixed connection may also be replaced by an integral structure (e.g. integrally formed using a casting process) (except for obviously being unable to use an integral forming process).
In addition, terms used in any of the above-described aspects of the present disclosure to express positional relationship or shape have meanings including a state or shape similar to, similar to or approaching thereto unless otherwise stated.
Any part provided by the utility model can be assembled by a plurality of independent components, or can be manufactured by an integral forming process.
The above description is only a preferred embodiment of the present utility model, and is not intended to limit the utility model in any way, and any person skilled in the art may make modifications or alterations to the disclosed technical content to the equivalent embodiments. However, any simple modification, equivalent variation and variation of the above embodiments according to the technical substance of the present utility model still fall within the protection scope of the technical solution of the present utility model.

Claims (5)

1. The utility model provides a generator rotor core installation mechanism which characterized in that: the lifting frame is provided with four brackets uniformly distributed along the circumferential direction, the lower part of each bracket is provided with a through hole, a screw rod arranged along the radial direction is arranged in each through hole in a penetrating manner, and an L-shaped fastener used for being buckled at the edge part of the lower end of the rotor core is fixedly connected with one end of each screw rod towards the middle.
2. The generator rotor core mounting mechanism of claim 1, wherein: the screw is connected with two adjusting nuts which are respectively clamped in and out of the bracket through threads.
3. The generator rotor core mounting mechanism of claim 1, wherein: the side part of the screw rod is provided with a limiting groove parallel to the axial direction, and the inside of the through hole is provided with a limiting lug extending into the limiting groove.
4. The generator rotor core mounting mechanism of claim 1, wherein: the lifting frame further comprises a middle connecting plate positioned at the top, the upper end of the support is welded on the middle connecting plate, a lifting plate is welded on the upper side of the middle connecting plate, and lifting holes are formed in the lifting plate.
5. The generator rotor core mounting mechanism as recited in claim 4, wherein: the support includes the vertical board, the through-hole is located vertical board lower extreme, the vertical board upper end is equipped with the bending plate of buckling in the middle of the slant, the bending plate welds on the intermediate junction board, and the corner welding between vertical board and the bending plate has the reinforcing plate.
CN202322340915.4U 2023-08-30 2023-08-30 Generator rotor core installation mechanism Active CN220664638U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202322340915.4U CN220664638U (en) 2023-08-30 2023-08-30 Generator rotor core installation mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202322340915.4U CN220664638U (en) 2023-08-30 2023-08-30 Generator rotor core installation mechanism

Publications (1)

Publication Number Publication Date
CN220664638U true CN220664638U (en) 2024-03-26

Family

ID=90332348

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202322340915.4U Active CN220664638U (en) 2023-08-30 2023-08-30 Generator rotor core installation mechanism

Country Status (1)

Country Link
CN (1) CN220664638U (en)

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