CN220139305U - Permanent magnet motor with split type fixing structure - Google Patents
Permanent magnet motor with split type fixing structure Download PDFInfo
- Publication number
- CN220139305U CN220139305U CN202321643957.9U CN202321643957U CN220139305U CN 220139305 U CN220139305 U CN 220139305U CN 202321643957 U CN202321643957 U CN 202321643957U CN 220139305 U CN220139305 U CN 220139305U
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- China
- Prior art keywords
- permanent magnet
- magnet motor
- synchronous pulley
- base
- periphery
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- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 33
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 32
- 230000001360 synchronised effect Effects 0.000 claims abstract description 23
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 4
- 239000010959 steel Substances 0.000 claims abstract description 4
- 239000004411 aluminium Substances 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 10
- 125000003003 spiro group Chemical group 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 4
- 238000005728 strengthening Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000004512 die casting Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000004323 axial length Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
Landscapes
- Permanent Magnet Type Synchronous Machine (AREA)
Abstract
The utility model discloses a permanent magnet motor with a split type fixing structure, which comprises a hub shell, wherein one end of the hub shell is provided with a synchronous pulley mounting boss, the hub shell and the synchronous pulley mounting boss are fixedly connected through a plurality of reinforcing ribs, the inner side of the synchronous pulley mounting boss is provided with a taper hole, the periphery of the taper hole is provided with a plurality of steps, a fan blade base, a bearing and a rotary transformer core are sequentially pressed on the periphery of the taper hole, a reluctance type rotary transformer is arranged between the rotary transformer core and the bearing, an aluminum bracket is sleeved outside the reluctance type rotary transformer, a stator assembly is pressed on the outside of the aluminum bracket, the inner ring of the hub shell is tightly attached with magnetic steel, the tail end of the aluminum bracket is connected with a fixing base, the aluminum bracket is fixedly connected with the base in a threaded manner, the periphery of the base is provided with a plurality of threaded holes, the threaded holes are provided with studs for adjusting the size, and the outer side of the synchronous pulley mounting boss is fixedly provided with a synchronous pulley. The utility model carries out split design on the base and the inner bracket, thereby facilitating the disassembly of the permanent magnet motor and reducing the production cost.
Description
Technical Field
The utility model relates to the technical field of permanent magnet motors, in particular to a permanent magnet motor with a split type fixing structure.
Background
The existing permanent magnet motor is generally formed by integrally molding a base and an inner support through die casting, but because the axial length of the inner support is long, air bubbles are easy to appear in the inner support in the die casting process, so that cracks are often formed in the inner support, the base and the inner support are integrally molded through die casting, the manufacturing cost of the die is high, the defective rate is high, and the production cost is improved. Simultaneously, make base and inner support integration, when the inside trouble of motor, need together pull down base and inner support, and the inner support is connected with other inside parts of motor again, consequently, need to pull down base, inner support and inside other parts together, it is very laborious to dismantle, has increased maintenance cost.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provide a permanent magnet motor with a split type fixing structure, so that the production cost of the permanent magnet motor and the difficulty in maintenance and disassembly are reduced.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a split type fixed knot constructs's permanent magnet machine, includes the wheel hub shell, wheel hub shell one end is provided with synchronous pulley installation boss, is fixed through a plurality of radial evenly distributed's strengthening rib connection between wheel hub shell and the synchronous pulley installation boss, synchronous pulley installation boss inboard is provided with the tapering hole, and tapering hole periphery is equipped with a plurality of steps, and tapering hole periphery is pressed in proper order and is equipped with fan blade base, bearing and the core that changes soon, is provided with reluctance type resolver between changing soon and the bearing, reluctance type resolver outside cover is equipped with the aluminium support, and the spiro union is fixed between reluctance type resolver and the aluminium support, and the outside pressure equipment cover of aluminium support is equipped with stator module, and the wheel hub shell inner circle is hugged closely there is the magnet steel, and aluminium support tail end connection base, and the aluminium support passes through the through-bolt spiro union with the base is fixed, and a plurality of screw holes have been seted up to the base periphery, and the screw hole is installed and is adjusted the size double-screw bolt, synchronous pulley installation boss outside spiro union is fixed with synchronous pulley.
Preferably, the outer ring of the aluminum bracket is provided with a key slot, and the inner ring of the stator assembly is provided with a convex key matched with the key slot.
Preferably, the outside of the reinforcing rib is provided with a fixed plate corresponding to the reinforcing rib, a protective cover is arranged between the reinforcing rib and the fixed plate, and the reinforcing rib is in threaded connection with the fixed plate.
Preferably, the outside of the tail end of the aluminum bracket is provided with a wire outlet groove along the axial direction, and the outside of the wire outlet groove is fixedly connected with a wire pressing plate in a threaded manner.
Preferably, a plurality of wind blades are uniformly distributed on the outer side of the wind blade base.
Compared with the prior art, the utility model has the following advantages:
1. the base and the inner bracket are manufactured respectively, and the inner bracket is made of aluminum, so that the production difficulty and the production cost are reduced, and the overall weight of the permanent magnet motor is reduced.
2. The base and the inner support are designed in a split mode, when the permanent magnet motor breaks down and needs to be maintained, the base is only required to be removed, parts inside the permanent magnet motor can be replaced and maintained, the permanent magnet motor is not required to be integrally disassembled, and the maintenance period is shortened.
Drawings
FIG. 1 is an exploded schematic view of the present utility model;
FIG. 2 is a cross-sectional view of the internal mounting structure of the present utility model;
FIG. 3 is a schematic view of the external structure of the present utility model;
wherein, 1-hub shell, 101-synchronous pulley installation boss, 102-stiffener, 2-fan blade base, 3-bearing, 4-reluctance rotary transformer, 5-rotary transformer core, 6-stator assembly, 7-aluminum bracket, 8-base, 9-protective cover, 10-synchronous pulley, 11-fixed plate, 12-line pressing plate
Detailed Description
The present utility model is further illustrated in the accompanying drawings and detailed description which are to be understood as being merely illustrative of the utility model and not limiting of its scope, and various modifications of the utility model, which are equivalent to those skilled in the art upon reading the utility model, fall within the scope of the utility model as defined in the appended claims.
In the present utility model, the terms such as "left", "right", "bottom", "top", etc. refer to the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, but are merely relational terms used for convenience in describing the structural relationships of the various components or elements of the present utility model, and are not meant to designate any one component or element of the present utility model, and are not to be construed as limiting the present utility model.
As shown in fig. 1 to 3, a permanent magnet motor with a split type fixing structure comprises a hub shell 1, wherein one end of the hub shell is provided with a synchronous pulley mounting boss 101, the hub shell and the synchronous pulley mounting boss are connected and fixed through a plurality of radially and uniformly distributed reinforcing ribs 102, a fixing plate 11 corresponding to the reinforcing ribs is arranged on the outer side of the reinforcing ribs, a protective cover 9 is arranged between the reinforcing ribs and the fixing plate, the reinforcing ribs are fixedly connected with the fixing plate in a threaded manner, a taper hole is formed in the inner side of the synchronous pulley mounting boss, a plurality of steps are arranged on the periphery of the taper hole, a fan blade base 2, a bearing 3 and a rotary transformer core 5 are sequentially pressed on the periphery of the taper hole, a plurality of fan blades are uniformly distributed on the outer side of the fan blade base, a reluctance type rotary transformer 4 is arranged between the rotary transformer and the bearing, an aluminum bracket 7 is sleeved on the outer side of the reluctance type rotary transformer, the reluctance type rotary transformer is fixed with an aluminum bracket in a threaded manner, a stator assembly 6 is arranged on the outer press-fit sleeve of the aluminum bracket in a pressed manner, magnetic steel is tightly attached to the inner ring of the hub shell, a key groove is formed in the outer ring of the aluminum bracket, a convex key matched with the key groove is arranged on the inner ring of the stator assembly, a wire outlet groove is formed in the outer side of the tail end of the aluminum bracket along the axial direction, a wire pressing plate 12 is fixedly connected with the outer side of the wire outlet groove in a threaded manner, the tail end of the aluminum bracket is connected with a base 8, the aluminum bracket is fixedly connected with the base through a through bolt in a threaded manner, a synchronous pulley 10 is fixedly connected with the outer side of a synchronous pulley mounting boss in a threaded manner, five threaded holes are formed in the periphery of the base, studs with adjustable size are all installed in the five threaded holes, the base is fixedly connected with a fixing frame through studs, the synchronous pulley is used for being connected with external equipment, when the connection length of the synchronous pulley of a permanent magnet motor and external equipment is insufficient, the distance between the base and the fixing frame is increased through the adjusting studs, enabling the synchronous pulley to complete a connection with an external device.
The working principle and the function of a permanent magnet motor with a split type fixed structure are as follows: when the permanent magnet motor is assembled, the taper hole of the hub shell is fixedly inserted with the rotating shaft of the detection installation equipment, the fan blade base, the bearing and the rotary transformer core are sequentially pressed on the step at the periphery of the taper hole, the reluctance type rotary transformer is arranged between the rotary transformer core and the bearing, the aluminum bracket is sleeved outside the reluctance type rotary transformer and is fixedly connected with the reluctance type rotary transformer in a screwed mode, the stator assembly is installed outside the aluminum bracket, the convex key of the inner ring of the stator assembly is matched with the key groove of the outer ring of the aluminum bracket in an inserted mode, radial positioning of the aluminum bracket is enhanced, the tail end of the aluminum bracket is provided with a wire slot, a cable of the permanent magnet motor is conveniently connected, the cable is fixed through a wire pressing plate, the tail end of the aluminum bracket is screwed with the fixing base, when the permanent magnet motor fails, the permanent magnet motor is overhauled only by detaching the base, a fixing plate corresponding to the reinforcing rib is installed outside the permanent magnet motor, a protective cover is arranged between the reinforcing rib and the fixing plate, and the permanent magnet motor is prevented from being inhaled into the permanent magnet motor while heat dissipation is ensured.
While the foregoing description illustrates and describes the preferred embodiments of the present utility model, as noted above, it is to be understood that the utility model is not limited to the forms disclosed herein but is not to be construed as excluding other embodiments, and that various other combinations, modifications and environments are possible and may be made within the scope of the inventive concepts described herein, either by way of the foregoing teachings or by those of skill or knowledge of the relevant art. And that modifications and variations which do not depart from the spirit and scope of the utility model are intended to be within the scope of the appended claims.
Claims (5)
1. A permanent magnet motor of split type fixed knot constructs, its characterized in that: including the wheel hub casing, wheel hub casing one end is provided with synchronous pulley installation boss, is fixed through being a plurality of radial evenly distributed's strengthening rib connection between wheel hub casing and the synchronous pulley installation boss, synchronous pulley installation boss inboard is provided with the tapering hole, and tapering hole periphery is equipped with a plurality of steps, and tapering hole periphery is pressed in proper order and is equipped with fan blade base, bearing and the core that changes soon, is provided with reluctance type resolver between the core that changes soon and the bearing, reluctance type resolver outside cover is equipped with the aluminium support, and the spiro union is fixed between reluctance type resolver and the aluminium support, and the outside pressure equipment cover of aluminium support is equipped with stator module, and the wheel hub casing inner circle is hugged closely there is the magnet steel, and aluminium support tail end connection base, and the aluminium support passes through the through bolt spiro union with the base fixedly, and a plurality of screw holes have been seted up to the base periphery, the double-screw bolt of adjusting the size is installed to the screw hole, synchronous pulley installation boss outside spiro union is fixed with synchronous pulley.
2. The permanent magnet motor of claim 1, wherein the permanent magnet motor comprises: the aluminum bracket outer ring is provided with a key slot, and the stator assembly inner ring is provided with a convex key matched with the key slot.
3. The permanent magnet motor of claim 1, wherein the permanent magnet motor comprises: the reinforcing rib is characterized in that a fixing plate corresponding to the reinforcing rib is arranged on the outer side of the reinforcing rib, a protective cover is arranged between the reinforcing rib and the fixing plate, and the reinforcing rib is fixedly connected with the fixing plate in a threaded mode.
4. The permanent magnet motor of claim 1, wherein the permanent magnet motor comprises: and the outer side of the tail end of the aluminum bracket is axially provided with a wire outlet groove, and the outer side of the wire outlet groove is fixedly connected with a wire pressing plate in a threaded manner.
5. The permanent magnet motor of claim 1, wherein the permanent magnet motor comprises: a plurality of wind blades are uniformly distributed on the outer side of the wind blade base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321643957.9U CN220139305U (en) | 2023-06-27 | 2023-06-27 | Permanent magnet motor with split type fixing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321643957.9U CN220139305U (en) | 2023-06-27 | 2023-06-27 | Permanent magnet motor with split type fixing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220139305U true CN220139305U (en) | 2023-12-05 |
Family
ID=88950289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321643957.9U Active CN220139305U (en) | 2023-06-27 | 2023-06-27 | Permanent magnet motor with split type fixing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220139305U (en) |
-
2023
- 2023-06-27 CN CN202321643957.9U patent/CN220139305U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |