CN107887995A - Rotor and motor - Google Patents
Rotor and motor Download PDFInfo
- Publication number
- CN107887995A CN107887995A CN201610873147.0A CN201610873147A CN107887995A CN 107887995 A CN107887995 A CN 107887995A CN 201610873147 A CN201610873147 A CN 201610873147A CN 107887995 A CN107887995 A CN 107887995A
- Authority
- CN
- China
- Prior art keywords
- magnet steel
- catch
- rotor
- location division
- locating recess
- Prior art date
- 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.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 84
- 239000010959 steel Substances 0.000 claims abstract description 84
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 16
- 230000004323 axial length Effects 0.000 claims description 7
- 230000000994 depressogenic effect Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 3
- 239000003292 glue Substances 0.000 description 10
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000003507 refrigerant Substances 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Abstract
The present invention discloses a kind of rotor and motor.The rotor includes:Rotor core, the magnet steel of arc and the catch on rotor core end face, cored location division is formed on rotor core, magnet steel passes through iron core location division and catch is fixed in the circumferential exterior surface of rotor core.Using above-mentioned technical proposal, magnet steel can be fixed on rotor core in a manner of mechanical structure, so as to solve the fixation problem of magnet steel from the structure design of magnet steel and catch, increase the reliability of rotor, there is the characteristics of simple in construction, easy for installation, fixed reliable, cost is low.
Description
Technical field
The present invention relates to motor accessories field, in particular to a kind of rotor and motor.
Background technology
With the popularization of converter technique, to the reliability quality requirement of magneto also more and more higher.In the prior art, table
Magnet steel is directly pasted onto the surface of rotor using glue mostly or utilizes epoxy in magnet steel periphery by face formula permanent magnet machine rotor
Magnet steel is fixed on rotor appearance by the measure such as resin bed or ribbon coil.
But when fixing magnet steel using aforesaid way, problems with can be brought:(1) meeting in compressor electric motor running
Magnet steel and rotor core, are pasted together by heating using glue, and glue can have and can go out due to the motor feels hot accelerated ageing, magnet steel
Situation about now coming off, it have impact on the reliability of rotor;(2) refrigerant in compressor and refrigeration oil may produce chemistry with glue
Reaction, the requirement to glue is higher, and cost is more expensive;(3) glue needs certain time to solidify after pasting, and production process is more complicated,
Quality is not easily controlled.
The content of the invention
A kind of rotor and motor are provided in the embodiment of the present invention, consolidated in a manner of solving to use stickup etc. in the prior art
Determine to be easily caused the problem of rotor reliability is low during magnet steel.
To achieve the above object, the embodiment of the present invention provides a kind of rotor, including:Rotor core, arc magnet steel,
With the catch on rotor core end face, form cored location division on rotor core, magnet steel by iron core location division and
Catch is fixed in the circumferential exterior surface of rotor core.
Preferably, iron core location division includes being arranged in the circumferential exterior surface of rotor core and along the radial direction of rotor core
The first prominent location division, magnet steel mounting groove is formed between two neighboring first location division, is provided with each magnet steel mounting groove
A piece of magnet steel.
Preferably, it is caught in positioning formed with locating recess, the positioning end of catch on the end face towards catch of magnet steel
Positioned in depressed part so as to the circumference to magnet steel and radially.
Preferably, locating recess is formed in two ends of the end face towards catch of magnet steel, one of catch
Positioning end is caught in the two neighboring locating recess of two neighboring magnet steel simultaneously.
Preferably, the axial length of catch is more than the axial length of rotor core, and locating recess is formed at catch
The part protruded from beyond rotor core.
Preferably, the two neighboring locating recess of two neighboring magnet steel combines T-shaped depression, and positioning end is in T
Shape.
Preferably, the position that locating recess is formed between two ends of the end face towards catch of magnet steel.
Preferably, positioning end and locating recess are T-shaped.
Preferably, iron core location division is also included by a part of equal edge of two side walls towards magnet steel of the first location division
The second location division for peripherally and outwardly extending formation of rotor core, the first location division are set with the second location division in cross.
Preferably, it is caught on the end face of the location division of direction first of magnet steel formed with locating recess, the second location division
In locating recess.
Preferably, locating recess runs through the end face of the location division of direction first of magnet steel, and catch is rounded, circular
Diameter is more than the internal diameter of magnet steel.
Preferably, formed with rivet mounting hole A on catch, formed with rivet mounting hole B, gear on the end face of rotor core
Piece is installed on the end face of rotor core by the rivet being arranged in rivet mounting hole A and rivet mounting hole B.
Present invention also offers a kind of motor, including above-mentioned rotor.
Using above-mentioned technical proposal, magnet steel can be fixed on rotor core in a manner of mechanical structure, so as to from
Solve the fixation problem of magnet steel in the structure design of magnet steel and catch, increase the reliability of rotor, there is simple in construction, installation side
Just the characteristics of, fixed reliable, cost is low.
Brief description of the drawings
Fig. 1 is the overall structure diagram of first embodiment of the invention;
Fig. 2 is the exploded view of first embodiment of the invention;
Fig. 3 is the structural representation of the rotor core of first embodiment of the invention;
Fig. 4 is the structural representation of the catch of first embodiment of the invention;
Fig. 5 is the structural representation of the magnet steel of first embodiment of the invention;
Fig. 6 is the overall structure diagram of second embodiment of the invention;
Fig. 7 is the structural representation of the rotor core of second embodiment of the invention;
Fig. 8 is the structural representation of the magnet steel of second embodiment of the invention;
Fig. 9 is the structural representation of the catch of second embodiment of the invention;
Figure 10 is the overall structure diagram of third embodiment of the invention;
Figure 11 is the structural representation of the rotor core of third embodiment of the invention;
Figure 12 is the structural representation of the magnet steel of third embodiment of the invention;
Figure 13 is the structural representation of the catch of third embodiment of the invention.
Description of reference numerals:1st, rotor core;2nd, magnet steel;3rd, catch;4th, the first location division;5th, magnet steel mounting groove;6th, it is fixed
Position depressed part;7th, positioning end;8th, the second location division;9th, rivet mounting hole A;10th, rivet mounting hole B;11st, rivet.
Embodiment
The present invention is described in further detail with specific embodiment below in conjunction with the accompanying drawings, but not as the limit to the present invention
It is fixed.
It refer to Fig. 1 to Figure 13, the rotor in the present invention includes rotor core 1, the magnet steel 2 of multiple arcs and peace
Catch 3 on the end face of rotor core 1.Wherein, cored location division is formed on rotor core 1, magnet steel 2 is positioned by iron core
Portion and catch 3 are fixed in the circumferential exterior surface of rotor core 1.It can be realized to magnet steel 2 using iron core location division and catch 3
Axially, the mechanical positioning of circumference and radial direction.Wherein, magnet steel 2 can be made of the mode that die casting is molded, and catch 3 can use
The mode of punching press is made, and its manufacturing procedure is simple and easy.
It can be seen that using above-mentioned technical proposal, magnet steel 2 can be fixed on rotor core 1 in a manner of mechanical structure, from
And can solve the fixation problem of magnet steel from the structure design of magnet steel and catch, increase the reliability of rotor, have it is simple in construction,
The characteristics of easy for installation, fixed reliable, cost is low.
Because the present invention fixes magnet steel by the way of mechanical structure rather than stickup, therefore can avoid using bonding method
When, because compressor electric motor heating makes glue accelerated ageing, so that the problem of magnet steel comes off;In addition it also avoid in compressor
The problem of refrigerant and refrigeration oil can produce chemical reaction with glue, and the requirement to glue is higher, and cost is more expensive.In addition, using machine
Tool structure is fixed, it is not necessary to and need the regular hour to solidify as being pasted glue, therefore simplify production process, can be more
Easily quality is controlled.
Preferably, iron core location division includes being arranged in the circumferential exterior surface of rotor core 1 and along the radial direction of rotor core 1
The first prominent location division 4, direction extension of every first location division 4 along a bus of rotor core 1, its quantity can be
4.Magnet steel mounting groove 5 is formed between two neighboring first location division 4, so, in the illustrated embodiment, each rotor core
Formed with four magnet steel mounting grooves 5 on 1 surface, correspondingly, a piece of magnet steel 2 is installed in each magnet steel mounting groove 5.So,
First location division 4 is that each magnet steel 2 provides circumferential positioning.
In one embodiment, the present invention can fix magnetic by way of increasing fixing groove on magnet steel using catch
Steel.
For example, in two embodiments shown in Fig. 1 to Fig. 9, the present invention is in magnet steel 2 towards shape on the end face of catch 3
Into at least one locating recess 6, catch 3 includes the positioning end 7 that extends radially outwards, and during installation, positioning end 7 is caught in the positioning
In depressed part 6, therefore the circumference and radial direction of magnet steel 2 can be positioned.
It is highly preferred that in the embodiment shown in Fig. 1 to Fig. 5, formed with two locating recesses on an end face of catch 3
Portion 6, and the two locating recess 6 are formed in two ends of the end face towards catch 3 of magnet steel 2, so, when catch is pacified
After being attached in magnet steel mounting groove 5, the two neighboring locating recess 6 of two neighboring magnet steel 2 is combined into a complete depression, gear
One positioning end 7 of piece 3 be caught in simultaneously two neighboring magnet steel 2 two neighboring locating recess 6 it is combined into the depression in,
To realize radial and axial positioning.It is highly preferred that the two neighboring locating recess 6 of two neighboring magnet steel 2 combine it is T-shaped
Depression, and positioning end 7 is T-shaped.Preferably, in this embodiment, locating recess 6 has a drafting angle α, and 1 °<α <
3 °, so, catch can be more easily put into locating recess 6, if α is excessive, between locating recess 6 and catch
Pine was fixed, easily produces and rocks.
It is highly preferred that the circumferential lengths L1 of the fixed groove and integral circumferential length L2 of magnet steel 2 on magnet steel 2 meets 4mm<
L1<L2/2, positioning end 7 includes radially connected portion and is connected to the circumferentially positioned portion of radially connected portion end, described circumferentially positioned
Portion protrudes from the length L3=L1 in radially connected portion.
In a preferred embodiment, the axial length of the catch 3 in the present invention is more than the axial length of rotor core 1,
And locating recess 6 is formed at the part protruded from beyond rotor core 1 of catch 3, that is, form the depression of a similar blind hole
Structure.The positioning end 7 of catch 3 abuts with the bottom surface of the sunk structure, so as to form axially position.In the present invention, catch 3
Locating recess 6 can be formed on two end faces, the distance between bottom surface of locating recess 6 on two end faces and rotor iron
The axial length of core 1 is equal.
In the second embodiment shown in Fig. 6 to Fig. 9, unlike first embodiment, locating recess 6 is formed in magnetic
Centre position between two ends of the end face towards catch 3 of steel 2, so, each catch 3 can be individually fixed by one
Position end 7 is positioned, and in the first embodiment, each positioning end 7 is then determined the end of two neighboring catch 3 simultaneously
Position.It is highly preferred that in a second embodiment, positioning end 7 and locating recess 6 are T-shaped.
In the 3rd embodiment shown in Figure 10 to Figure 13, unlike the first and second embodiments, the iron during this is bright
Core location division also includes the second location division 8, and it is turned by a part edge of two side walls towards magnet steel 2 of the first location division 4
The peripherally and outwardly extension of sub- iron core 1 is formed, and the first location division 4 and the second location division 8 are set in cross.Correspondingly, can be
It is caught on the end face of the first location division of direction 4 of magnet steel 2 formed with locating recess 6, the second location division 8 in locating recess 6.
So, by the second location division 8 and the cooperation of locating recess 6, the radial direction of magnet steel 2 can be positioned.It is highly preferred that positioning
Depressed part 6 forms a groove through the end face of the first location division of direction 4 of magnet steel 2.
In order to realize the axially position to magnet steel 2, in the third embodiment, catch 3 can be with rounded, and circular diameter
It is less than the external diameter of magnet steel 2 more than the internal diameter of magnet steel 2, so as to block the end of magnet steel 2, its axial direction is positioned.Example
Such as, the external diameter R1 of the cylindrical body of the diameter R of the circular body of catch and rotor core, the maximum outside diameter of the first location division 4
Meet between R2:(R1+2) < R < R2.
In the present invention, in order to fix catch 3, multiple rivet mounting hole A9 can be formed on catch 3, correspondingly, are being turned
Multiple rivet mounting hole B10 are formed on the end face of sub- iron core 1.During installation, catch 3 is by being arranged on rivet mounting hole A9 and rivet
Rivet 11 in mounting hole B10 is installed on the end face of rotor core 1.
Present invention also offers a kind of motor, particularly a kind of magneto, it includes above-mentioned rotor.
Certainly, above is the preferred embodiment of the present invention.It should be pointed out that for those skilled in the art
For, on the premise of its general principles are not departed from, some improvements and modifications can also be made, these improvements and modifications
It is considered as protection scope of the present invention.
Claims (13)
- A kind of 1. rotor, it is characterised in that including:Rotor core (1), the magnet steel (2) of arc and installed in the rotor Catch (3) on iron core (1) end face, cored location division is formed on the rotor core (1), the magnet steel (2) is by described Iron core location division and the catch (3) are fixed in the circumferential exterior surface of the rotor core (1).
- 2. rotor according to claim 1, it is characterised in that the iron core location division includes being arranged on the rotor In the circumferential exterior surface of iron core (1) and along radially projecting the first location division (4) of the rotor core (1), two neighboring institute State and magnet steel mounting groove (5) is formed between the first location division (4), a piece of magnetic is installed in each magnet steel mounting groove (5) Steel (2).
- 3. rotor according to claim 2, it is characterised in that the end of the direction catch (3) of the magnet steel (2) It is caught on face formed with locating recess (6), the positioning end (7) of the catch (3) in the locating recess (6) so as to institute State the circumference of magnet steel (2) and radially positioned.
- 4. rotor according to claim 3, it is characterised in that the locating recess (6) is formed in the magnet steel (2) two ends of the end face of the direction catch (3), a positioning end (7) of the catch (3) are caught in simultaneously In the two neighboring locating recess (6) of the two neighboring magnet steel (2).
- 5. rotor according to claim 4, it is characterised in that the axial length of the catch (3) is more than described turn The axial length of sub- iron core (1), and the locating recess (6) be formed at the catch (3) protrude from the rotor core (1) part beyond.
- 6. rotor according to claim 5, it is characterised in that the two neighboring magnet steel (2) it is two neighboring fixed Position depressed part (6) combines T-shaped depression, and the positioning end (7) is T-shaped.
- 7. rotor according to claim 3, it is characterised in that the locating recess (6) is formed in the magnet steel (2) position between two ends of the end face of the direction catch (3).
- 8. rotor according to claim 7, it is characterised in that the positioning end (7) and the locating recess (6) It is T-shaped.
- 9. rotor according to claim 2, it is characterised in that the iron core location division also includes being determined by described first Two of position portion (4) towards the side wall of the magnet steel (2) a part along the peripherally and outwardly extension shape of the rotor core (1) Into the second location division (8), first location division (4) and second location division (8) are in cross setting.
- 10. rotor according to claim 9, it is characterised in that direction first location division of the magnet steel (2) (4) it is caught on end face formed with locating recess (6), second location division (8) in the locating recess (6).
- 11. rotor according to claim 10, it is characterised in that the locating recess (6) runs through the magnet steel (2) end face of direction first location division (4), and the catch (3) is rounded, the circular diameter is more than the magnetic The internal diameter of steel (2).
- 12. rotor according to claim 1, it is characterised in that formed with rivet mounting hole A on the catch (3) (9), formed with rivet mounting hole B (10) on the end face of the rotor core (1), the catch (3) is by being arranged on the riveting Rivet (11) in nail mounting hole A (9) and rivet mounting hole B (10) is installed on the end face of the rotor core (1).
- 13. a kind of motor, it is characterised in that including the rotor any one of claim 1 to 12.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610873147.0A CN107887995A (en) | 2016-09-29 | 2016-09-29 | Rotor and motor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610873147.0A CN107887995A (en) | 2016-09-29 | 2016-09-29 | Rotor and motor |
Publications (1)
Publication Number | Publication Date |
---|---|
CN107887995A true CN107887995A (en) | 2018-04-06 |
Family
ID=61770027
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610873147.0A Pending CN107887995A (en) | 2016-09-29 | 2016-09-29 | Rotor and motor |
Country Status (1)
Country | Link |
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CN (1) | CN107887995A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110149027A (en) * | 2019-06-21 | 2019-08-20 | 珠海格力电器股份有限公司 | Motor with rotor positioning device and control method thereof |
CN113489198A (en) * | 2021-08-03 | 2021-10-08 | 珠海格力电器股份有限公司 | Motor rotor, motor and air conditioner |
WO2022158426A1 (en) * | 2021-01-22 | 2022-07-28 | ファナック株式会社 | Rotor provided with end plate and electric motor |
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---|---|---|---|---|
JP2001037122A (en) * | 1999-07-23 | 2001-02-09 | Sankyo Seiki Mfg Co Ltd | Rotor for motor |
CN101350537A (en) * | 2008-08-01 | 2009-01-21 | 崇贸科技股份有限公司 | End cover plate and motor rotor with same |
CN102035336A (en) * | 2010-12-24 | 2011-04-27 | 汇润机电有限公司 | Brushless direct current motor rotor |
CN102308456A (en) * | 2009-02-09 | 2012-01-04 | 株式会社捷太格特 | Electric motor and rotor |
CN102386698A (en) * | 2010-08-31 | 2012-03-21 | 珠海格力电器股份有限公司 | Surface mounting type permanent magnet rotor structure |
CN203278435U (en) * | 2013-04-10 | 2013-11-06 | 江西特种电机股份有限公司 | Novel magnetic steel surface mounted permanent magnet motor rotor |
CN203387310U (en) * | 2013-07-20 | 2014-01-08 | 浙江尤里卡机电有限公司 | Ferrite magnet motor inner rotor |
CN103996482A (en) * | 2013-02-15 | 2014-08-20 | 罗伯特·博世有限公司 | Magnet having center identification mark, motor and method for making the same |
CN205565943U (en) * | 2016-03-29 | 2016-09-07 | 加西贝拉压缩机有限公司 | Latent utmost point rotor magnet steel location structure |
CN206135584U (en) * | 2016-09-29 | 2017-04-26 | 珠海格力节能环保制冷技术研究中心有限公司 | Electric motor rotor and motor |
-
2016
- 2016-09-29 CN CN201610873147.0A patent/CN107887995A/en active Pending
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001037122A (en) * | 1999-07-23 | 2001-02-09 | Sankyo Seiki Mfg Co Ltd | Rotor for motor |
CN101350537A (en) * | 2008-08-01 | 2009-01-21 | 崇贸科技股份有限公司 | End cover plate and motor rotor with same |
CN102308456A (en) * | 2009-02-09 | 2012-01-04 | 株式会社捷太格特 | Electric motor and rotor |
CN102386698A (en) * | 2010-08-31 | 2012-03-21 | 珠海格力电器股份有限公司 | Surface mounting type permanent magnet rotor structure |
CN102035336A (en) * | 2010-12-24 | 2011-04-27 | 汇润机电有限公司 | Brushless direct current motor rotor |
CN103996482A (en) * | 2013-02-15 | 2014-08-20 | 罗伯特·博世有限公司 | Magnet having center identification mark, motor and method for making the same |
CN203278435U (en) * | 2013-04-10 | 2013-11-06 | 江西特种电机股份有限公司 | Novel magnetic steel surface mounted permanent magnet motor rotor |
CN203387310U (en) * | 2013-07-20 | 2014-01-08 | 浙江尤里卡机电有限公司 | Ferrite magnet motor inner rotor |
CN205565943U (en) * | 2016-03-29 | 2016-09-07 | 加西贝拉压缩机有限公司 | Latent utmost point rotor magnet steel location structure |
CN206135584U (en) * | 2016-09-29 | 2017-04-26 | 珠海格力节能环保制冷技术研究中心有限公司 | Electric motor rotor and motor |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110149027A (en) * | 2019-06-21 | 2019-08-20 | 珠海格力电器股份有限公司 | Motor with rotor positioning device and control method thereof |
CN110149027B (en) * | 2019-06-21 | 2023-11-10 | 珠海格力电器股份有限公司 | Motor with rotor positioning device and control method thereof |
WO2022158426A1 (en) * | 2021-01-22 | 2022-07-28 | ファナック株式会社 | Rotor provided with end plate and electric motor |
JP7544871B2 (en) | 2021-01-22 | 2024-09-03 | ファナック株式会社 | Rotor and motor with end plates |
CN113489198A (en) * | 2021-08-03 | 2021-10-08 | 珠海格力电器股份有限公司 | Motor rotor, motor and air conditioner |
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