CN213367496U - Stator magnetic steel sheet assembly - Google Patents
Stator magnetic steel sheet assembly Download PDFInfo
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- CN213367496U CN213367496U CN202022526485.1U CN202022526485U CN213367496U CN 213367496 U CN213367496 U CN 213367496U CN 202022526485 U CN202022526485 U CN 202022526485U CN 213367496 U CN213367496 U CN 213367496U
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Abstract
The utility model relates to a stator magnet steel sheet subassembly, including outer position sleeve, interior position sleeve and magnetism steel sheet body, outer position sleeve inner wall is located the front end of magnetism steel sheet body, be equipped with registration arm and butt of pegging graft in outer position sleeve on the interior position sleeve in the fixed plate of outer position sleeve upper end, be located on the outer wall of registration arm in the rear end of magnetism steel sheet body, outer position sleeve lower extreme is provided with the location the backup pad of magnetism steel sheet body lower extreme, the lower extreme of fixed plate support tightly in the upper end of magnetism steel sheet body, the registration arm dismantlement on the interior position sleeve connect in the backup pad. In this application peg graft the magnetism steel sheet body between outer position sleeve and interior position sleeve for magnetism steel sheet installation is more convenient.
Description
Technical Field
The application relates to a motor part, in particular to a stator magnetic steel sheet assembly.
Background
The stator magnetic steel sheet is an important component part of the permanent magnet motor, a stator core of the permanent magnet motor is formed by stacking a plurality of magnetic steel sheets together, and a crimping part on one stator magnetic steel sheet is crimped to a crimping part on the other stator magnetic steel sheet so as to combine the stacked stator magnetic steel sheets together.
Chinese patent No. 2015203084920 discloses an automobile motor stator beneficial to magnetic retention of magnetic steel sheets, which comprises a stator main body, wherein the stator main body comprises a shell, a magnetic steel sheet is arranged in the shell, the stator main body further comprises an elastic metal sheet, the magnetic steel sheet main body is fixedly connected with the elastic metal sheet, the elastic metal sheet is fixedly connected with the shell, and the magnetic steel sheet main body is fixedly connected with the shell through the elastic metal sheet; the number of the magnetic steel sheets in the shell is equal to the number of the elastic metal sheets, an elastic metal sheet is arranged between every two adjacent magnetic steel sheets, and the adjacent magnetic steel sheets are fixedly connected through the elastic metal sheet.
Aiming at the related technologies, the inventor thinks that the magnetic steel sheet needs to be connected and fixed in the stator shell through the metal sheet in the design, so that the operation is inconvenient in the installation process, the installation deviation is easily caused to the whole body, and the convenience of the magnetic steel sheet in the installation process is effectively improved in the application.
SUMMERY OF THE UTILITY MODEL
In order to reduce the installation degree of difficulty of stator magnet steel sheet, this application provides a stator magnet steel sheet subassembly.
The application provides a stator magnetic steel sheet subassembly adopts following technical scheme:
the utility model provides a stator magnet steel sheet subassembly, includes outer position sleeve, interior position sleeve and magnetic steel sheet body, outer position sleeve inner wall is located the front end of magnetic steel sheet body, be equipped with the registration arm and the butt in outer position sleeve of pegging graft in interior position sleeve in the fixed plate of outer position sleeve upper end, be located on the outer wall of registration arm the rear end of magnetic steel sheet body, outer position sleeve lower extreme is provided with the location the backup pad of magnetic steel sheet body lower extreme, the lower extreme of fixed plate support tightly in the upper end of magnetic steel sheet body, the registration arm dismantlement on interior position sleeve connect in the backup pad.
Through adopting above-mentioned technical scheme, the magnetic steel sheet body is through fixing with outer position sleeve, simultaneously with the backup pad butt on the outer position sleeve, and the interior position sleeve of rethread is pegged graft to the magnetic steel sheet body for the magnetic steel sheet body is restricted in the cavity that outer position sleeve and interior position sleeve are constituteed. In the limited space of the existing motor, the magnetic steel sheet body is easy to incline when fixed, the connection is not tight, and the like, so that the direct installation with the motor is avoided in the design, and the installation process is more convenient
Optionally, the inner wall of the outer locating sleeve is provided with a first clamping groove which is circumferentially connected with the magnetic steel sheet body, one side of the magnetic steel sheet body, which is close to the first clamping groove, is provided with a first convex edge which is fixed in the first clamping groove, and the cross section of the first convex edge is in a major arc shape.
Through adopting above-mentioned technical scheme, be equipped with first joint groove on the inner wall circumference of outer position sleeve, through first protruding stupefied on the magnet steel sheet body, be fixed in first joint groove with the magnet steel sheet, because the stupefied cross section of first protruding is the major arc form, furthest has ensured the connection stability of magnet steel sheet body.
Optionally, the registration arm outer wall is equipped with a plurality of connections the second of magnetic steel sheet body is protruding stupefied, the magnetic steel sheet is close to the protruding stupefied one end of second is equipped with the confession the protruding stupefied second joint groove of connecting of second, the protruding stupefied cross section of second is major arc shape.
Through adopting above-mentioned technical scheme, through protruding stupefied and second joint groove interconnect of second, be connected magnet steel sheet body and interior position sleeve as a whole, the stupefied transversal major arc of personally submitting of second is put into and is further strengthened the fastening nature between the two, has avoided producing the influence because the stability of magnet steel sheet body to the stator.
Optionally, an annular groove for abutting the magnetic steel sheet body is formed in the supporting plate.
Through adopting above-mentioned technical scheme, both ends are pegged graft fixedly back around the magnetic steel sheet body for the terminal surface of magnetic steel sheet body butt respectively in the ring channel cell wall, also make the magnetic steel sheet body more convenient at the installation joint in-process when improving magnetic steel sheet body stability.
Optionally, the magnetic steel sheet body is provided with coil grooves on two sides of the outer positioning sleeve and the inner positioning sleeve.
Through adopting above-mentioned technical scheme, in current permanent-magnet machine, excitation coil can install on stator or rotor, and both sides on the magnet steel sheet body are provided with the coil groove, can install excitation coil according to actual need on the one hand, and on the other hand accessible coil groove takes the magnet steel sheet body in the installation, has optimized the process of magnet steel sheet body installation.
Optionally, one end of the positioning tube, which is far away from the fixing plate, is provided with a limiting ring extending out of the end face of the positioning tube.
Through adopting above-mentioned technical scheme, the one end of keeping away from the fixed plate at the registration arm is provided with the spacing ring, makes the registration arm more convenient when pegging graft to the magnetic steel sheet body through the spacing ring.
Optionally, the fixing plate is provided with a fixing member connected with the end face of the outer positioning sleeve.
By adopting the technical scheme, the fixing plate and the outer positioning sleeve are connected into a whole by utilizing the fixing piece, and the annular grooves in the fixing plate and the outer positioning sleeve are effectively abutted against the upper end surface and the lower end surface of the magnetic steel sheet body, so that the stability of the magnetic steel sheet body in the installation process is ensured.
Optionally, an installation convex rib is arranged on the outer side wall of the outer locating sleeve, the upper end face of the installation convex rib abuts against the lower end face of the fixing plate, and the fixing piece penetrates through the fixing plate and is fixed at the upper end of the installation convex rib on the outer locating sleeve.
By adopting the technical scheme, the installation convex edge is arranged on the outer wall of the outer positioning sleeve, so that when the stator magnetic steel sheet component is fixed in the inner cavity of the motor with the vertical edge in the prior art, the installation convex edge increases the connecting friction force between the stator magnetic steel sheet component and the motor, the magnetic steel sheet component is favorably fixed in the inner cavity of the motor better, and the normal operation of the motor is ensured. The fixing piece penetrating through the fixing plate is fixed on the mounting convex edge, so that mounting tightness is improved, and the fixing piece is prevented from influencing connection of the magnetic steel sheet body.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the inner wall of the outer positioning sleeve is positioned at one end of the magnetic steel sheet body, the outer wall of the inner positioning sleeve is positioned at the other end of the magnetic steel sheet body, and the magnetic steel sheet assemblies are effectively connected into a whole, so that the magnetic steel sheet body is more convenient to mount;
2. the first convex edge and the second convex edge are both in a U-arc shape, so that the magnetic steel sheet body is effectively fixed between the outer positioning sleeve and the inner positioning sleeve.
Drawings
FIG. 1 is a schematic view of the connection of a magnetic steel sheet assembly and an inner cavity of a motor.
Fig. 2 is a separated schematic view of the outer positioning sleeve, the magnetic steel sheet body and the inner positioning sleeve.
FIG. 3 is a schematic view of the connection between the outer locating sleeve and the plurality of magnetic steel sheet bodies.
FIG. 4 is a schematic view of a magnetic steel sheet body.
FIG. 5 is a schematic view of the connection of the outer locating sleeve and the single magnetic steel sheet body.
FIG. 6 is a schematic diagram of the positional relationship of a plurality of magnetic steel sheet bodies.
Figure 7 is a schematic view of an inner locating sleeve.
FIG. 8 is a schematic view of the inner and outer positioning sleeves separated.
Description of reference numerals: 1. a magnetic steel sheet component; 2. an outer locating sleeve; 3. an inner positioning sleeve; 4. a magnetic steel sheet body; 5. a positioning tube; 6. a fixing plate; 7. a support plate; 8. a first clamping groove; 9. a first ridge; 10. a second clamping groove; 11. a second ridge; 12. an annular groove; 13. a coil slot; 14. a limiting ring; 15. a fixing member; 16. installing convex edges; 17. a through hole; 18. connecting holes; 19. the motor cavity.
Detailed Description
The present application is described in further detail below with reference to figures 1-8.
The embodiment of the application discloses a stator magnetic steel sheet component.
Referring to fig. 1 and 2, a stator magnetic steel sheet assembly 1, including outer position sleeve 2, the interior position sleeve 3 of being connected with outer position sleeve 2, the joint is in the magnetic steel sheet body 4 between interior position sleeve 3 and the outer position sleeve 2, be equipped with the backup pad 7 that supplies 4 butts of magnetic steel sheet body on outer position sleeve 2, be equipped with the registration arm 5 of being located magnetic steel sheet body 4 and support the fixed plate 6 of tightly in 4 up end of magnetic steel sheet body on interior position sleeve 3, wholly constitute magnetic steel sheet assembly 1 and be fixed in motor inner chamber 19.
Referring to fig. 3, magnetic steel sheet body 4 is the lamellar body of axial symmetry, is favorable to motor operation in-process magnetic quantity balanced, has reduced because the magnetic force inequality produces unexpected influence to the stator, and 4 axial symmetry settings of magnetic steel sheet body are more convenient to make outer position sleeve 2 and interior position sleeve 3 in addition. The cross section of 4 transversal personally submitting of magnetic steel sheet bodies cuts a triangle-shaped form, the one end that the magnetic steel sheet is close to outer position sleeve 2 is greater than the one end that the magnetic steel sheet is close to interior position sleeve 3, under this kind of distribution state, can be at more magnetic steel sheet bodies 4 of 8 grafting in the first joint groove on outer position sleeve 2, thereby reduce interelectrode magnetic leakage's phenomenon, the holistic rate of utilization has been improved, both ends face is laminated respectively at 2 inner walls of outer position sleeve and 5 outer walls of interior registration arms around the magnetic steel sheet body 4, make the connectivity during installation inseparabler.
Referring to fig. 4 and 5, one end of the magnetic steel sheet body 4 is provided with a first protruding edge 9 protruding out of the end face, the inner wall of the outer positioning sleeve 2 is provided with a plurality of first clamping grooves 8 distributed at equal intervals in the circumferential direction, when the magnetic steel sheet body 4 is installed, the first protruding edge 9 of the magnetic steel sheet body 4 is firstly slid into the first clamping grooves 8 along the upper ends of the first clamping grooves 8, and the first protruding edge 9 is in a major arc shape, so that the first protruding edge 9 is fixed in the first clamping grooves 8, and then the first protruding edge 9 on the magnetic steel sheet body 4 is inserted into the first clamping grooves 8 distributed in the circumferential direction according to the same steps in sequence.
Referring to fig. 4 and 5, a supporting plate 7 abutting against the lower end of the magnetic steel sheet body 4 is arranged on the outer positioning sleeve 2, an annular groove 12 for fixing the magnetic steel sheet body 4 is formed in the supporting plate 7, and after the magnetic steel sheet body 4 is clamped in the first clamping groove 8 in the outer positioning sleeve 2, the position of the magnetic steel sheet body 4 is adjusted to enable the lower end of the magnetic steel sheet body 4 to be clamped in the annular groove 12.
Referring to fig. 6 and 7, the inner positioning sleeve 3 is provided with a positioning tube 5 and a fixing plate 6 integrally arranged with the positioning tube 5, the outer wall of the positioning tube 5 is provided with a second convex edge 11 positioned on the magnetic steel sheet body 4 and having a major arc-shaped cross section, and the major arc design of the second convex edge 11 is beneficial to fixing the magnetic steel sheet body 4 and the inner positioning sleeve 3. The second convex edge 11 is clamped in a second clamping groove 10 on the magnetic steel sheet body 4, and the second clamping groove 10 is positioned on the upper side of one end of the magnetic steel sheet body 4 and is lower than the first clamping groove 8 in height. After the magnetic steel sheet body 4 is fixed on the inner wall of the outer positioning sleeve 2, the outer wall of the limiting ring 14 on the inner positioning sleeve 3 is abutted against the end face of the magnetic steel sheet body 4, so that the second convex edge 11 is sequentially aligned with the second clamping groove 10 at the upper end of the magnetic steel sheet body 4, and then the fixing plate 6 is pressed towards the direction of the supporting plate 7 so that the upper end face of the magnetic steel sheet body 4 is abutted against the lower end face of the fixing plate 6.
Referring to fig. 5 and 8, the fixing plate 6 and the supporting plate 7 are provided with through holes 17 through which the rotor can pass, and after the fixing plate 6 is pressed, the fixing plate 6 is first abutted against the upper end surface of the outer positioning sleeve 2, and the fixing plate 6 is fixed to the upper end surface of the outer positioning sleeve 2 by the fixing member 15. Three protruding stupefied 16 of installation of circumference distribution on the outer wall of outer position sleeve 2, the mounting hole position that fixed plate 6 and the protruding stupefied 16 up end of installation pass through mounting 15 is the same, then adjustment mounting 15 makes fixed plate 6 be connected for a whole that is hollow cylindric with the protruding stupefied 16 of installation, this moment interior position sleeve 3 and outer position sleeve 2 inseparable fix magnet steel sheet body 4 between the two, the whole after will fixing is fixed in motor inner chamber 19 at last, the installation effectiveness of magnet steel sheet has been improved, it is more convenient to make the installation.
The implementation principle of the stator magnetic steel sheet component 1 in the embodiment of the application is as follows: insert the one end of magnet steel sheet body 4 to the outer position sleeve 2 in, the other end of magnet steel sheet body 4 is fixed to rethread inner position sleeve 3, is supported tightly in the ring channel 12 on the backup pad 7 by the terminal surface under the magnet steel sheet body 4 of being fixed between outer position sleeve 2 and inner position sleeve 3, and its up end supports tightly in fixed plate 6, utilizes magnet steel sheet subassembly 1 to simplify the installation for the installation is more convenient.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a stator magnet steel piece subassembly (1), includes outer position sleeve (2), interior position sleeve (3) and magnetic steel piece body (4), its characterized in that: the inner wall of the outer positioning sleeve (2) is positioned at the front end of the magnetic steel sheet body (4), a positioning tube (5) inserted into the outer positioning sleeve (2) and a fixing plate (6) abutted against the upper end of the outer positioning sleeve (2) are arranged on the inner positioning sleeve (3), the outer wall of the positioning tube (5) is positioned at the rear end of the magnetic steel sheet body (4), a supporting plate (7) for positioning the lower end of the magnetic steel sheet body (4) is arranged at the lower end of the outer positioning sleeve (2), the lower end of the fixing plate (6) is abutted against the upper end of the magnetic steel sheet body (4), and the fixing plate (6) on the inner positioning sleeve (3) is detachably connected onto the outer positioning sleeve (2).
2. A stator magnetic steel sheet assembly (1) according to claim 1, wherein: outer position sleeve (2) inner wall is equipped with circumferential connection first joint groove (8) of magnetic steel sheet body (4), magnetic steel sheet body (4) are close to one side of first joint groove (8) is equipped with the first protruding stupefied (9) that are fixed in first joint groove (8), the cross section of first protruding stupefied (9) is major arc shape.
3. A stator magnetic steel sheet assembly (1) according to claim 2, wherein: the utility model discloses a magnetic steel sheet, including registration arm (5), registration arm (5) outer wall is equipped with a plurality of connections protruding stupefied (11) of second of magnetic steel sheet body (4), magnetic steel sheet body (4) are close to the protruding stupefied (11) of second one end is equipped with the confession second joint groove (10) that the protruding stupefied (11) of second are connected, the cross section of the protruding stupefied (11) of second is major arc shape.
4. A stator magnetic steel sheet assembly (1) according to claim 3, wherein: and the supporting plate (7) is provided with an annular groove (12) for the magnetic steel sheet body (4) to abut against.
5. A stator magnetic steel sheet assembly (1) according to claim 4, wherein: and coil grooves (13) are formed in the two sides of the magnetic steel sheet body (4) compared with the outer positioning sleeve (2) and the inner positioning sleeve (3).
6. A stator magnetic steel sheet assembly (1) according to claim 5, wherein: and one end of the positioning tube (5) far away from the fixing plate (6) is provided with a limiting ring (14) extending out of the end face of the positioning tube (5).
7. A stator magnetic steel sheet assembly (1) according to claim 1, wherein: the fixing plate (6) is provided with a fixing piece (15) connected with the end face of the outer positioning sleeve (2), and the fixing piece (15) is fixed in a connecting hole (18) in the fixing plate (6).
8. A stator magnetic steel sheet assembly (1) according to claim 7, wherein: be equipped with protruding stupefied (16) of installation on the lateral wall of outer position sleeve (2), the up end butt of protruding stupefied (16) of installation is in the lower terminal surface of fixed plate (6), mounting (15) pass fixed plate (6) are fixed in protruding stupefied (16) upper end of installation on outer position sleeve (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022526485.1U CN213367496U (en) | 2020-11-04 | 2020-11-04 | Stator magnetic steel sheet assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022526485.1U CN213367496U (en) | 2020-11-04 | 2020-11-04 | Stator magnetic steel sheet assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213367496U true CN213367496U (en) | 2021-06-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022526485.1U Active CN213367496U (en) | 2020-11-04 | 2020-11-04 | Stator magnetic steel sheet assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213367496U (en) |
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2020
- 2020-11-04 CN CN202022526485.1U patent/CN213367496U/en active Active
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