CN206164319U - Three -phase asynchronous motor's rotor core - Google Patents
Three -phase asynchronous motor's rotor core Download PDFInfo
- Publication number
- CN206164319U CN206164319U CN201621271829.6U CN201621271829U CN206164319U CN 206164319 U CN206164319 U CN 206164319U CN 201621271829 U CN201621271829 U CN 201621271829U CN 206164319 U CN206164319 U CN 206164319U
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- CN
- China
- Prior art keywords
- rotor core
- core
- iron core
- permanent magnet
- rotor
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 34
- 238000009434 installation Methods 0.000 claims abstract description 31
- 230000005389 magnetism Effects 0.000 claims description 21
- 238000007789 sealing Methods 0.000 claims description 20
- 230000008859 change Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000007493 shaping process Methods 0.000 abstract description 3
- 229910052742 iron Inorganic materials 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 6
- 238000004804 winding Methods 0.000 description 6
- 230000007547 defect Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000005404 monopole Effects 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 238000001149 thermolysis Methods 0.000 description 1
Landscapes
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Abstract
The utility model discloses a three -phase asynchronous motor's rotor core, including outer rotor iron core and interior rotor core, be connected with the connection piece between outer rotor iron core and the interior rotor core, be formed with the perforating hole between the connection piece, outer rotor iron core's the outside is equipped with the looping -in piece, is equipped with shaft hole and permanent magnet assembly on the interior rotor core, rotor core's intermediate position in the shaft hole is located, the permanent magnet assembly around the shaft hole sets up, all be equipped with the coil mounting groove in the connection piece, the coil mounting groove is mutually supported, and annular shrouding groove is located to the port of connection piece, and match in annular shrouding groove has annular shrouding, the all connection pieces of annular shrouding shutoff. The utility model discloses redesign rotor core's face shaping has it and distinctively cylindrically designs into the hexagon cylinder and increase mounting structure, guarantees rotor core's installation effect, simultaneously, change its inner structure, simplify the coil installation, reduce rotor core production intensity, labour saving and time saving.
Description
Technical field
The utility model is related to a kind of rotor core, more particularly, to a kind of rotor core of threephase asynchronous.
Background technology
Threephase asynchronous is one kind of motor, and the rotating speed of three-phase asynchronous motor rotor is less than turning for rotating excitation field
Speed, rotor windings produce electromotive force and electric current because there is relative motion between magnetic field, and produce electricity with magnetic field interaction
Magnetic torque, realizes energy conversion.Compared with monopole asynchronous motor, threephase asynchronous runnability is good, and can save each
Plant material.By the difference of rotor structure, threephase asynchronous can be divided into two kinds of cage and Wound-rotor type.The asynchronous electricity of cage rotor
Motivation simple structure, reliable, lightweight, low price, are widely used, and its major defect is that speed governing is difficult.
The rotor and stator of wound three-phase asynchronous motor is equally also provided with three-phase windings and by slip ring, brush and outside variable resistance
Device connects.Standardsizing rheostat resistance can improve the starting performance of motor and adjust the rotating speed of motor.
Rotor core is structure important in threephase asynchronous, and at present conventional rotor core has following defect：
1st, cylindrical shape is mostly, contour structures are inflexible, unsightly；
2nd, coil installation difficulty, wastes time and energy；
3rd, magnetic property is relatively low, and output torque is not enough, often results in work efficiency drop.
Utility model content
The purpose of this utility model is to provide a kind of rotor core of threephase asynchronous, for of the prior art
Defect, redesigns the face shaping of rotor core, is had distinctive cylinder design into hexagonal column body and increases installation knot
Structure, it is ensured that the installation effect of rotor core；Meanwhile, change its internal structure, simplify coil and install, reduce rotor core production strong
Degree is time saving and energy saving.
In order to solve above-mentioned technical problem, adopt the following technical scheme that：
A kind of rotor core of threephase asynchronous, including outer rotor iron core and internal rotor iron core, outer rotor iron core with
Connection sheet is connected between internal rotor iron core, through hole is formed between connection sheet, it is characterised in that：The outside of outer rotor iron core
Annular installation sheet is provided with, internal rotor iron core is provided with axis hole and permanent magnet assembly, and axis hole is located at the centre position of internal rotor iron core,
Permanent magnet assembly is arranged around axis hole；Coil mounting groove is equipped with connection sheet, coil mounting groove cooperates, the end of connection sheet
Ring sealing plate groove at mouthful, ring sealing plate groove matching has ring sealing plate, and ring sealing plate blocks all of connection sheet.
Further, annular installation sheet includes first annular installation sheet and the second annular installation sheet, first annular installation sheet and
Second annular installation sheet is from top to bottom arranged.Guarantee that rotor core is firmly installed, difficult for drop-off, simple structure is easily manufactured.
It is preferred that after, outer rotor iron core is in hexahedron shape.Hexahedron good looking appearance, structure is novel.
Further, permanent magnet assembly includes permanent magnetism scapus and permanent magnet, and permanent magnet mounting groove, permanent magnetism are provided with permanent magnetism scapus
Permanent magnet is installed in body mounting groove.
Further, the port of permanent magnetism scapus is provided with nut capping, nut capping closure permanent magnetism scapus, the end of permanent magnetism scapus
External screw thread is provided with mouthful, the inner side of nut capping is provided with internal thread, and external screw thread is mutually matched with internal thread.Nut is covered for sealing
Stifled permanent magnetism scapus, prevents permanent magnet from dropping, and affects the using effect of rotor core, reasonable in design, safe and reliable.
Further, with link slot is connected between the adjacent windings mounting groove of a connecting piece, link slot connects adjacent windings
Mounting groove.Link slot is convenient to install multiple coils, and simple structure is practical.
Further, fixed auricle is uniformly provided with ring sealing plate, the first screw is equipped with fixed auricle, in connection sheet
The second screw is provided with, the first screw cooperates with the second screw, in the first screw and the second screw fixing bolt is connected with.Borrow
Fixing bolt is helped to be connected auricle to connection sheet, and then stationary annular shrouding, realize that ring sealing plate blocks connection sheet, structure
Simply, it is connected firmly, it is difficult for drop-off.
Due to adopting above-mentioned technical proposal, have the advantages that：
The utility model is a kind of rotor core of threephase asynchronous, for defect of the prior art, is set again
The face shaping of meter rotor core, is had distinctive cylinder design into hexagonal column body and is increased mounting structure, it is ensured that rotor
The installation effect of iron core；Meanwhile, change its internal structure, simplify coil and install, rotor core production intensity is reduced, save time province
Power.Its concrete beneficial effect show as it is following some：
1st, because the rotor core of hexahedron is when being attached on motor, installation difficulty, therefore increase annular installation sheet；Borrow
Annular installation sheet is helped smoothly by rotor core to firmly install, it is difficult for drop-off；Due to the change of its structure, material is reduced
The input of material, indirect reduces cost.
2nd, permanent magnet assembly is added in rotor core, and rotor core has found that motor can be increased after coming into operation
Output torque, the utilization rate for improving magnetic property, so as to significantly improve the performance of motor, the product competitiveness of lifting motor,
With huge economic benefit.And permanent magnet assembly is with low cost, draw materials conveniently.
3rd, the coil mounting groove of same position cooperates in each connection sheet, can be used in installing and is mutually matched with it
Loop coil；Based on the structure, convenient installation coil is realized, it is time saving and energy saving without the need for carrying out loaded down with trivial details coiling, substantially reduce production
In working strength.
4th, ring sealing plate is used to block connection sheet, and coil is firmly sealed between connection sheet, prevents coil in centrifugation
Come off in the presence of power, strengthen the firmness of rotor core, reduce the probability that rotor core breaks down in the course of the work.
Description of the drawings
Below in conjunction with the accompanying drawings the utility model is described in further detail：
Fig. 1 is a kind of structural representation of the rotor core of threephase asynchronous of the utility model；
Fig. 2 be Fig. 1 in A to structural representation；
Fig. 3 is the sectional view of B-B direction in Fig. 2；
Fig. 4 is the enlarged diagram in Fig. 3 at I.
Specific embodiment
As shown in Figures 1 to 4, a kind of rotor core of threephase asynchronous, including outer rotor iron core 1 and internal rotor iron
Core 7, is connected with connection sheet 8 between outer rotor iron core 1 and internal rotor iron core 7, connection sheet 8 is provided with 6, will by 6 connection sheets 8
Outer rotor iron core 1 links together with internal rotor iron core 7；6 through holes 11 are formed between 6 connection sheets 8, with certain
Thermolysis.Outer rotor iron core 1 is in hexahedron shape, and hexahedron good looking appearance, structure is novel and easily manufactured.Due to hexahedron
Rotor core when being attached on motor, installation difficulty, therefore increase annular installation sheet；Annular installation sheet includes first annular
The annular installation sheet 3 of installation sheet 2 and second, first annular installation sheet 2 is from top to bottom arranged with the second annular installation sheet 3.By ring
Shape installation sheet can smoothly by rotor core be firmly installed, difficult for drop-off；Due to the change of its structure, material is reduced
Input, indirect reduces cost.
Internal rotor iron core 7 is provided with axis hole 9 and permanent magnet assembly, the connection motor reel of axis hole 9, and then rotor driven iron core
Rotation, axis hole 9 is located at the centre position of internal rotor iron core 7；Permanent magnet assembly is arranged around axis hole 9, and six groups of permanent magnetism are provided with altogether
Body component, every group of permanent magnet assembly includes permanent magnetism scapus 14 and permanent magnet 15, and permanent magnetism scapus 14 is located on internal rotor iron core 7,
Be provided with permanent magnetism scapus 14 in permanent magnet mounting groove 16, permanent magnet mounting groove 16 and permanent magnet 15 be installed, permanent magnet mounting groove 16 with
Permanent magnet 15 is mutually matched, and permanent magnet 15 can perfectly be installed in permanent magnet mounting groove 16 just；Permanent magnet assembly is added
To in rotor core, rotor core has found that the output torque of motor can be increased after coming into operation, has improved the profit of magnetic property
With rate, so as to significantly improve the performance of motor, the product competitiveness of lifting motor, with huge economic benefit.And forever
Magnet assembly is with low cost, draws materials conveniently.Meanwhile, to prevent permanent magnet 15 from coming off, the port of permanent magnetism scapus 14 is provided with nut
Capping 10, nut capping 10 blocks permanent magnetism scapus 14, and the port of permanent magnetism scapus 14 is provided with external screw thread, the inner side of nut capping 10
Internal thread is provided with, external screw thread is mutually matched with internal thread.Nut capping 10 is used to block permanent magnetism scapus 14, prevents permanent magnet 15 from falling
Fall, and affect the using effect of rotor core, it is reasonable in design, it is safe and reliable.
Coil mounting groove 12 is provided with connection sheet 8, each connection sheet 8 is provided with equal number, same size, arrangement unanimously
Coil mounting groove 12；The coil mounting groove 12 of same position cooperates in each connection sheet 8, can be used in installing and its phase
The loop coil for mutually matching；In installation process, the loop coil for having wound first is embedded into each connection sheet 8 corresponding
Coil mounting groove 12；Based on the structure, convenient installation coil is realized, it is time saving and energy saving without the need for carrying out loaded down with trivial details coiling, significantly
Reduce the working strength in production.With being connected with link slot 13, link slot 13 between the adjacent windings mounting groove 12 of a connecting piece 8
Connection adjacent windings mounting groove 12.Link slot 13 is convenient to install multiple coils, and simple structure is practical.
Port ring sealing plate groove (not marking in figure) of each connection sheet 8, ring sealing plate groove matching has ring sealing plate 4,
Ring sealing plate 4 can block the connection sheet 8 of each position.Ring sealing plate 4 is used to block connection sheet 8, and coil is firmly sealed
Between connection sheet 8, prevent coil from coming off under the influence of centrifugal force, strengthen the firmness of rotor core, reduce rotor iron
The probability that core breaks down in the course of the work.It is uniformly provided with fixed auricle 5 on ring sealing plate 4, the is equipped with fixed auricle 5
One screw, is equipped with the second screw in connection sheet 8, the first screw cooperates with the second screw, the first screw and the second screw
Inside it is connected with fixing bolt 6.By fixing bolt 6 auricle 5 is connected to connection sheet 8, and then stationary annular shrouding 4, it is real
The existing closure of ring sealing plate 4 connection sheet 8, simple structure is connected firmly, difficult for drop-off.
Specific embodiment of the utility model is these are only, but technical characteristic of the present utility model is not limited thereto.Appoint
How it is to solve essentially identical technical problem based on the utility model, realizes essentially identical technique effect, donely
Simple change, equivalent or modification etc., among being all covered by protection domain of the present utility model.
Claims (7)
1. a kind of rotor core of threephase asynchronous, including outer rotor iron core and internal rotor iron core, the outer rotor iron core
Connection sheet is connected between the internal rotor iron core, between the connection sheet through hole is formed with, it is characterised in that：It is described outer
Annular installation sheet is provided with the outside of rotor core, the internal rotor iron core is provided with axis hole and permanent magnet assembly, and the axis hole sets
In the centre position of the internal rotor iron core, the permanent magnet assembly is arranged around the axis hole；It is equipped with the connection sheet
Coil mounting groove, the coil mounting groove cooperates, the port ring sealing plate groove of the connection sheet, the ring sealing plate groove
Matching has ring sealing plate, and the ring sealing plate blocks all of connection sheet.
2. a kind of rotor core of threephase asynchronous according to claim 1, it is characterised in that：The annular installation sheet
Including first annular installation sheet and the second annular installation sheet, the first annular installation sheet is with the described second annular installation sheet by upper
And lower setting.
3. a kind of rotor core of threephase asynchronous according to claim 1, it is characterised in that：The outer rotor iron core
In hexahedron shape.
4. a kind of rotor core of threephase asynchronous according to claim 1, it is characterised in that：Permanent magnet assembly includes
Permanent magnetism scapus and permanent magnet, the permanent magnetism scapus is provided with permanent magnet peace on the internal rotor iron core in the permanent magnetism scapus
The permanent magnet is installed in tankage, the permanent magnet mounting groove.
5. a kind of rotor core of threephase asynchronous according to claim 4, it is characterised in that：The permanent magnetism scapus
Port is provided with nut capping, and the nut capping blocks the permanent magnetism scapus, and the port of the permanent magnetism scapus is provided with outer spiral shell
Line, the inner side of the nut capping is provided with internal thread, and the external screw thread is mutually matched with the internal thread.
6. a kind of rotor core of threephase asynchronous according to claim 1, it is characterised in that：The same connection sheet
Adjacent described coil mounting groove between be connected with link slot, the link slot connects the adjacent coil mounting groove.
7. a kind of rotor core of threephase asynchronous according to claim 1, it is characterised in that：On the ring sealing plate
Fixed auricle is uniformly provided with, the first screw is equipped with the fixed auricle, the second screw is equipped with the connection sheet, it is described
First screw cooperates with second screw, and in first screw and second screw fixing bolt is connected with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621271829.6U CN206164319U (en) | 2016-11-24 | 2016-11-24 | Three -phase asynchronous motor's rotor core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621271829.6U CN206164319U (en) | 2016-11-24 | 2016-11-24 | Three -phase asynchronous motor's rotor core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206164319U true CN206164319U (en) | 2017-05-10 |
Family
ID=58661080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621271829.6U Expired - Fee Related CN206164319U (en) | 2016-11-24 | 2016-11-24 | Three -phase asynchronous motor's rotor core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206164319U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107546893A (en) * | 2017-09-30 | 2018-01-05 | 日本电产凯宇汽车电器（江苏）有限公司 | The unilateral rivet pressing structure of stainless steel sleeve |
| CN110912306A (en) * | 2019-12-11 | 2020-03-24 | 杭州美时美刻物联网科技有限公司 | Rotor structure of permanent magnet servo motor |
-
2016
- 2016-11-24 CN CN201621271829.6U patent/CN206164319U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107546893A (en) * | 2017-09-30 | 2018-01-05 | 日本电产凯宇汽车电器（江苏）有限公司 | The unilateral rivet pressing structure of stainless steel sleeve |
| CN107546893B (en) * | 2017-09-30 | 2023-09-26 | 尼得科凯宇汽车电器(江苏)有限公司 | Single-side riveting structure of stainless steel sleeve |
| CN110912306A (en) * | 2019-12-11 | 2020-03-24 | 杭州美时美刻物联网科技有限公司 | Rotor structure of permanent magnet servo motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170510 |