CN220754446U - Permanent magnet synchronous motor rotor structure convenient to install - Google Patents
Permanent magnet synchronous motor rotor structure convenient to install Download PDFInfo
- Publication number
- CN220754446U CN220754446U CN202322448312.6U CN202322448312U CN220754446U CN 220754446 U CN220754446 U CN 220754446U CN 202322448312 U CN202322448312 U CN 202322448312U CN 220754446 U CN220754446 U CN 220754446U
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- China
- Prior art keywords
- extrusion
- permanent magnet
- pole
- rod
- motor housing
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- 230000001360 synchronised effect Effects 0.000 title claims abstract description 19
- 238000001125 extrusion Methods 0.000 claims abstract description 62
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 25
- 238000005461 lubrication Methods 0.000 claims abstract description 24
- 239000003921 oil Substances 0.000 claims abstract description 18
- 239000010687 lubricating oil Substances 0.000 claims abstract description 17
- 238000009434 installation Methods 0.000 claims abstract description 9
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000009736 wetting Methods 0.000 abstract 1
- 230000001050 lubricating effect Effects 0.000 description 24
- 238000000034 method Methods 0.000 description 3
- 235000014121 butter Nutrition 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005574 cross-species transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005347 demagnetization Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 210000002082 fibula Anatomy 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229910001172 neodymium magnet Inorganic materials 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Landscapes
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model relates to the technical field of motor accessories and discloses a permanent magnet synchronous motor rotor structure convenient to install, which comprises an iron core and a rotating shaft, wherein the iron core is arranged in a motor shell, a stator is arranged between the motor shell and the iron core, one end of the motor shell is movably connected with a front end cover, the other end of the motor shell is provided with a rear end cover, one end, close to the front end cover, of the rotating shaft is fixedly provided with an extrusion rod, the inside of the extrusion rod is hollow, an extrusion assembly is arranged in the extrusion rod, and the tail end of the extrusion rod is fixedly connected with a slide wetting rod. This kind of convenient permanent magnet synchronous motor rotor structure of installation can extrude outside the lubrication pole with the inside lubricating oil of lubrication pole through the extrusion subassembly that sets up on the extrusion pole, can save the workman and scribble the step of plastering oil to the rotor pivot outer wall, reduces the frictional force between motor front end housing and the rotor pivot, and then is convenient for install between motor front end housing and the rotor.
Description
Technical Field
The utility model relates to the technical field of motor accessories, in particular to a permanent magnet synchronous motor rotor structure convenient to install.
Background
The permanent magnet motor is characterized in that a permanent magnet is used for establishing a magnetic field required by the motor, and no additional power supply is needed for excitation. Early permanent magnets have poor magnetic properties, weak magnetic force and easy demagnetization, and are only used in some microminiature and small-power motors, such as toys, teaching instruments and the like; in recent years, due to the rapid development of permanent magnets, especially the improvement of the production technology and performance of neodymium iron boron, permanent magnet motors are rapidly developed, and the permanent magnet motors are also moving toward medium and large motors such as household appliances and vehicles.
When the permanent magnet synchronous motor is applied to the electric vehicle, after the motor rotor is installed inside the stator, the front end cover of the motor is difficult to attach and install on the shell of the motor, when the front end cover is installed by workers, the friction force between the front end cover of the motor and the outer wall of the rotor rotating shaft is large, the quick installation of the front end cover is affected, the workers usually need to manually smear butter on the rotating shaft of the rotor to lubricate between the rotor rotating shaft and the front end cover, and when mass electric vehicle production or maintenance is carried out, the operation of lubricating the front end cover of the motor and the rotating shaft of the rotor by externally smearing the butter is complex, so that the installation efficiency of the motor on the electric vehicle is affected.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a permanent magnet synchronous motor rotor structure convenient to install, so that the installation between a motor rotor and a motor front end cover is more convenient.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a permanent magnet synchronous motor rotor structure convenient to install, includes iron core and pivot, the iron core is located motor housing's inside setting, be provided with the stator between motor housing and the iron core, motor housing's one end swing joint has the front end housing, motor housing's the other end is provided with the rear end cap, the pivot is close to the one end fixed mounting of front end housing and has the extrusion pole, the inside of extrusion pole is hollow setting and the inside of extrusion pole is provided with extrusion subassembly, the terminal fixedly connected with lubrication pole of extrusion pole, the inside of lubrication pole is hollow setting and the inside packing of lubrication pole has lubricating oil, the outer wall of lubrication pole runs through and has seted up the oil outlet, the terminal fixedly connected with output rod of lubrication pole.
Preferably, the extrusion assembly comprises a plurality of through grooves which are formed in the extrusion rod in a penetrating mode, the extrusion blocks are rotatably arranged in the through grooves, hollow rubber balls are arranged in the extrusion rod, and the hollow rubber balls are located in the slide rod.
Preferably, the inside of lubrication rod is provided with the sponge, and the inside of sponge is soaked with lubricating oil.
Preferably, the iron core is close to the outer wall fixedly connected with a plurality of clamping blocks of extruding rod, and the thread groove has been seted up to the outer wall of a plurality of clamping blocks, and the outer wall threaded connection of a plurality of clamping blocks has the screwed ring, and the inner wall of front end housing and screwed ring correspond the position and have seted up the groove of stepping down that sets up with the screwed ring match.
Preferably, the clamping blocks are arranged in a wedge shape, and the threaded rings are matched with the clamping blocks.
Preferably, the data of the extrusion blocks are not less than four groups, and the plurality of groups of extrusion blocks are uniformly distributed on the outer wall of the extrusion rod.
Preferably, the number of the oil outlet holes is multiple, and the diameters of the oil outlet holes are not more than one millimeter.
Compared with the prior art, the utility model has the following beneficial effects:
1. this kind of convenient permanent magnet synchronous motor rotor structure of installation can extrude outside the lubrication pole with the inside lubricating oil of lubrication pole through the extrusion subassembly that sets up on the extrusion pole, can save the workman and scribble the step of plastering oil to the rotor pivot outer wall, reduces the frictional force between motor front end housing and the rotor pivot, and then is convenient for install between motor front end housing and the rotor.
2. This kind of convenient permanent magnet synchronous motor rotor structure of installation extrudees fixedly to a plurality of clamping blocks through the screwed ring, can increase the frictional force between iron core and the pivot outer wall, and then can consolidate between iron core and the pivot, can prevent the condition that appears not hard up between the two.
Drawings
FIG. 1 is a schematic view of the overall structure of the main body of the present utility model;
FIG. 2 is a schematic cross-sectional view of the structure of the calf bone of the present utility model;
FIG. 3 is an enlarged schematic view of a portion of the utility model at A in FIG. 1;
FIG. 4 is an enlarged schematic view of a portion of the utility model at A in FIG. 1;
FIG. 5 is an enlarged schematic view of a portion of the utility model at A in FIG. 1;
fig. 6 is an enlarged schematic view of a portion of fig. 1 a according to the present utility model.
In the figure: 1. an iron core; 2. a rotating shaft; 3. a slide rod is moistened; 4. an output lever; 5. a threaded ring; 6. a front end cover; 7. a motor housing; 8. a rear end cover; 9. a stator; 10. hollow rubber balls; 11. a clamping block; 12. an extrusion rod; 13. a sponge; 14. an oil outlet hole; 15. extruding the blocks.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
The technical scheme of the utility model is further described below with reference to the attached drawings and the embodiments. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the drawings related to the present utility model are shown.
Referring to fig. 1-6, a permanent magnet synchronous motor rotor structure convenient to install comprises an iron core 1 and a rotating shaft 2, wherein the iron core 1 is arranged in a motor housing 7, a stator 9 is arranged between the motor housing 7 and the iron core 1, one end of the motor housing 7 is movably connected with a front end cover 6, the other end of the motor housing 7 is provided with a rear end cover 8, one end, close to the front end cover 6, of the rotating shaft 2 is fixedly provided with an extrusion rod 12, the inside of the extrusion rod 12 is hollow, an extrusion assembly is arranged in the extrusion rod 12, the end of the extrusion rod 12 is fixedly connected with a lubrication rod 3, the inside of the lubrication rod 3 is hollow, lubricating oil is filled in the inside of the lubrication rod 3, an oil outlet 14 is formed in a penetrating manner in the outer wall of the lubrication rod 3, and the end of the lubrication rod 3 is fixedly connected with an output rod 4.
When the permanent magnet synchronous motor rotor structure provided by the utility model is used, when the front end cover 6 of the motor is gradually close to the motor shell 7, the extrusion assembly on the extrusion rod 12 can be triggered, the extrusion rod 12 is communicated with the inside of the lubricating rod 3, so that the part of the extrusion assembly positioned in the lubricating rod 3 can extrude lubricating oil in the lubricating rod 3 to enable the lubricating oil to overflow out of the lubricating rod 3 through the oil outlet 14 on the lubricating rod 3, further lubrication can be carried out between the front end cover 6 and the outer wall of the rotating shaft 2, the resistance between the outer wall of the rotating shaft 2 and the front end cover 6 is reduced, and the installation between the rotor structure and the front end cover 6 is more convenient.
As shown in fig. 5 and 6, the extrusion assembly includes a plurality of logical grooves that run through and set up on the extrusion pole 12, the inside rotation of logical groove installs extrusion piece 15, the inside of extrusion pole 12 is provided with hollow rubber ball 10, and hollow rubber ball 10 part is located the inside setting of lubricating rod 3, when using, the outer wall at output pole 4 is established to front end cover 6 cover, but current end cover 6 gradually to the in-process extrusion piece 15 that iron core 1 is close to, extrusion piece 15 receives the extrusion and then rotates, can move towards extrusion pole 12 inside, then the opposite side of extrusion piece 15 can extrude hollow rubber ball 10, make hollow rubber ball 10 be flexible setting, after the one end of hollow rubber ball 10 receives the extrusion, get into hollow rubber ball 10 after it is located the inside of lubricating rod 3, then hollow rubber ball 10 is located the inside part inflation grow of lubricating rod 3 can extrude the inside lubricating oil of lubricating rod 3 to the outside of lubricating rod 3, then lubricating oil can lubricate between front end cover 6 and the pivot 2, make the installation between front end cover 6 and the pivot 2 more convenient.
As shown in fig. 6, the inside of the lubricating rod 3 is provided with a sponge 13, the inside of the sponge 13 is soaked with lubricating oil, and when the part of the hollow rubber ball 10 located inside the lubricating rod 3 is enlarged, the outer wall of the hollow rubber ball 10 presses the sponge 13, so that the lubricating oil inside the sponge 13 overflows to the outside of the lubricating rod 3 through an oil outlet 14 formed in the lubricating rod 3.
As shown in fig. 5, the iron core 1 is close to the outer wall fixedly connected with a plurality of clamping blocks 11 of extrusion rod 12, and the outer wall of a plurality of clamping blocks 11 has seted up the screw thread groove, the outer wall threaded connection of a plurality of clamping blocks 11 has screw thread ring 5, and the inner wall of front end housing 6 and screw thread ring 5 correspond the position and set up the groove of stepping down that matches with screw thread ring 5, when using, the cooperation between accessible screw thread ring 5 and clamping blocks 11 makes the connection between pivot 2 and the iron core 1 consolidate, and then can place this motor after long-time use, appear not hard up between iron core 1 and the pivot 2, and screw thread ring 5 is in the outer wall setting of extrusion rod 12, can remain the extrusion state to a plurality of extrusion pieces 15 all the time, and then make the inside lubricating oil of lubricating rod 3 outwards spill over.
As shown in fig. 5, the clamping blocks 11 are wedge-shaped, the threaded rings 5 are matched with the clamping blocks 11, one end, close to the threaded rings 5, of each wedge-shaped clamping block 11 is smaller, the threaded rings 5 are more conveniently arranged on the outer walls of the clamping blocks 11 through the threaded connecting sleeves, the threaded rings 5 are matched with the clamping blocks 11 in shape, friction force between the threaded rings 5 and the clamping blocks 11 can be increased, and therefore the clamping blocks 11 are more tightly limited by the threaded rings 5.
As shown in fig. 5 and 6, the data of the squeeze blocks 15 is not less than four, and the multiple squeeze blocks 15 are uniformly distributed on the outer wall of the squeeze rod 12, and when the multiple squeeze blocks 15 are all squeezed, the hollow rubber ball 10 can be squeezed from the circumferential side of the hollow rubber ball 10, so that the air inside the hollow rubber ball 10 is squeezed into the portion of the hollow rubber ball 10 located inside the slide rod 3 after the hollow rubber ball 10 is squeezed with uniform force.
As shown in fig. 5 and 6, the number of the oil outlet holes 14 is plural, and the diameters of the oil outlet holes 14 are not greater than one millimeter, the tiny and fine oil outlet holes 14 are uniformly distributed on the outer wall of the lubrication rod 3, and when the lubrication oil in the lubrication rod 3 is extruded, the lubrication oil can overflow to the outer wall of the lubrication rod 3 through the oil outlet holes 14.
In the practical application process of the utility model, when the front end cover 6 of the motor is gradually close to the front end cover 6 and is arranged on the motor shell 7, a plurality of extrusion blocks 15 can be extruded in the process that the front end cover 6 gradually approaches the iron core 1, the extrusion blocks 15 rotate after being extruded and can move towards the inside of the extrusion rod 12, the other side of the extrusion blocks 15 can extrude the hollow rubber ball 10, so that the hollow rubber ball 10 is flexibly arranged, after one end of the hollow rubber ball 10 is extruded, gas in the hollow rubber ball 10 enters the hollow rubber ball 10 and is positioned in the lubricating rod 3 after being extruded, the part of the hollow rubber ball 10 positioned in the lubricating rod 3 expands to be capable of extruding lubricating oil in the lubricating rod 3 to the outside of the lubricating rod 3, lubricating oil can lubricate the front end cover 6 and the rotating shaft 2, after the part of the hollow rubber ball 10 positioned in the lubricating rod 3 becomes, the outer wall of the hollow rubber ball 10 can extrude the sponge 13 through the hole 14 arranged on the lubricating rod 3, the outer wall of the hollow rubber ball 10 is provided with the threaded ring 5, the screw thread 5 is matched with the iron core 2 through the threaded ring 11, so that the lubricating oil in the lubricating rod 3 can be more conveniently arranged between the front end cover and the rotating shaft 2 and the rotor 2, and the inner end cover 2 can be more conveniently placed between the front end cover and the rotating shaft 2 and the rotating shaft 3, and the end cover can be more conveniently placed between the rotating shaft and the rotating shaft 2 and the rotating shaft and the lubricating rod 3.
It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.
Claims (7)
1. The utility model provides a convenient permanent magnet synchronous motor rotor structure of installation, includes iron core (1) and pivot (2), its characterized in that: the utility model discloses a motor, including motor housing (7), iron core (1), motor housing (7), motor housing (3) are located motor housing (7), iron core (1) is located motor housing (7) inside setting, motor housing (7) are located motor housing (7) inside setting, motor housing (7) and iron core (1) are located motor housing (7) inside setting, motor housing (7) one end swing joint has front end cover (6) between motor housing (7) and iron core (1), motor housing (7) one end of being close to front end cover (6) is fixed mounting in pivot (2) has extrusion pole (12), the inside of extrusion pole (12) is hollow setting and extrusion component that is provided with of extrusion pole (12), the inside of extrusion pole (12) is hollow setting and the inside of lubrication pole (3) is filled with lubricating oil, oil outlet (14) have been run through to the outer wall of lubrication pole (3), terminal fixedly connected with output rod (4).
2. The permanent magnet synchronous motor rotor structure convenient to install according to claim 1, wherein: the extrusion assembly comprises a plurality of through grooves which are formed in the extrusion rod (12) in a penetrating mode, an extrusion block (15) is installed in the through grooves in a rotating mode, hollow rubber balls (10) are arranged in the extrusion rod (12), and the hollow rubber balls (10) are located in the sliding rod (3).
3. The permanent magnet synchronous motor rotor structure convenient to install according to claim 1, wherein: the inside of lubrication pole (3) is provided with sponge (13), and the inside of sponge (13) is soaked and is had lubricating oil.
4. The permanent magnet synchronous motor rotor structure convenient to install according to claim 2, wherein: the iron core (1) is close to the outer wall fixedly connected with a plurality of clamping blocks (11) of extrusion pole (12), and the screw thread groove has been seted up to the outer wall of a plurality of clamping blocks (11), and the outer wall threaded connection of a plurality of clamping blocks (11) has screwed ring (5), and the inner wall of front end housing (6) corresponds the position with screwed ring (5) and has seted up the groove of stepping down that matches setting with screwed ring (5).
5. The permanent magnet synchronous motor rotor structure convenient to install according to claim 4, wherein: the clamping blocks (11) are arranged in a wedge shape, and the threaded rings (5) are arranged in a matched mode with the clamping blocks (11).
6. The permanent magnet synchronous motor rotor structure convenient to install according to claim 2, wherein: the data of the extrusion blocks (15) are not less than four groups, and the extrusion blocks (15) are uniformly distributed on the outer wall of the extrusion rod (12).
7. The permanent magnet synchronous motor rotor structure convenient to install according to claim 1, wherein: the number of the oil outlet holes (14) is multiple, and the diameters of the oil outlet holes (14) are not more than one millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322448312.6U CN220754446U (en) | 2023-09-11 | 2023-09-11 | Permanent magnet synchronous motor rotor structure convenient to install |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322448312.6U CN220754446U (en) | 2023-09-11 | 2023-09-11 | Permanent magnet synchronous motor rotor structure convenient to install |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220754446U true CN220754446U (en) | 2024-04-09 |
Family
ID=90556769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322448312.6U Active CN220754446U (en) | 2023-09-11 | 2023-09-11 | Permanent magnet synchronous motor rotor structure convenient to install |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220754446U (en) |
-
2023
- 2023-09-11 CN CN202322448312.6U patent/CN220754446U/en active Active
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