CN107769419B - Motor insulation framework and motor - Google Patents
Motor insulation framework and motor Download PDFInfo
- Publication number
- CN107769419B CN107769419B CN201710980449.2A CN201710980449A CN107769419B CN 107769419 B CN107769419 B CN 107769419B CN 201710980449 A CN201710980449 A CN 201710980449A CN 107769419 B CN107769419 B CN 107769419B
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- CN
- China
- Prior art keywords
- groove
- plug
- side plate
- skeleton
- motor insulation
- 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.)
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Links
- 238000009413 insulation Methods 0.000 title claims abstract description 32
- 238000004804 winding Methods 0.000 claims abstract description 29
- 230000001012 protector Effects 0.000 claims abstract description 22
- 230000002093 peripheral effect Effects 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2203/00—Specific aspects not provided for in the other groups of this subclass relating to the windings
- H02K2203/12—Machines characterised by the bobbins for supporting the windings
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Insulation, Fastening Of Motor, Generator Windings (AREA)
Abstract
The invention discloses a motor insulation framework and a motor. This motor insulation skeleton includes the skeleton body, and the skeleton body includes outer panel (1), inboard board (2) and wire winding portion (3), and wire winding portion (3) connect between outer panel (1) and inboard board (2) to form wire winding groove (4) with outer panel (1) and inboard board (2), form holding tank (5) in the middle of wire winding groove (4), the bottom of holding tank (5) forms mounting groove (6) that run through the skeleton body along the extending direction of holding tank (5). According to the motor insulation framework, the shape limitation on the thermal protector can be reduced, and the cost is reduced.
Description
Technical Field
The invention relates to the technical field of motor equipment, in particular to a motor insulation framework and a motor.
Background
The market demand for motors is increasing increasingly, so that the product competitiveness is improved, the product quality and the production efficiency are required to be improved continuously, but the motor stator insulation framework structure and the wiring mode are not reasonably designed, so that various poor performance indexes such as turn-to-turn and short circuit of motor windings are out of standard, the framework is low in universality, the process control is difficult, staff in a workshop production line cannot operate well, and the production efficiency is low.
In addition, because of the structural limitation of the insulating framework, most of traditional motor thermal protectors are positioned in the notches of the main phase and the auxiliary phase of the stator, but for motors with higher slot filling rate, the thermal protectors can be interfered and can not be inserted and fixed, so that the shape and the specification of the thermal protectors are strictly limited, and the cost is higher.
Disclosure of Invention
The embodiment of the invention provides a motor insulation framework and a motor, which can reduce the shape limitation on a thermal protector and reduce the cost.
In order to achieve the above object, an embodiment of the present invention provides an insulating framework for a motor, including a framework body, the framework body including an outer plate, an inner plate, and a winding portion, the winding portion being connected between the outer plate and the inner plate and forming a winding slot with the outer plate and the inner plate, an accommodating slot being formed in the middle of the winding slot, and an installation slot penetrating the framework body along an extending direction of the accommodating slot being formed at a bottom of the accommodating slot.
Preferably, the cross section of the mounting groove is circular arc or rectangular.
Preferably, a flexible embedding layer is fixedly arranged in the mounting groove.
Preferably, the corners of the skeleton body are formed with chamfers.
Preferably, the outer side plate and the inner side plate are arc plates which are concentrically arranged, and one or more pin holes which extend along the axial direction of the outer side plate are formed in the outer side plate; and/or, the outer peripheral surface of the outer side plate is provided with a boss extending along the radial direction of the outer side plate.
Preferably, the skeleton body comprises a first plug-in connection part positioned at the first side of the accommodating groove and a second plug-in connection part positioned at the second side of the accommodating groove, and the structures of the first plug-in connection part and the second plug-in connection part are in plug-in connection matching.
Preferably, the first plugging part comprises a plugging groove and a first positioning step arranged on the inner peripheral side of the plugging groove, the second plugging part comprises a plugging protrusion and a second positioning step arranged on the outer peripheral side of the plugging protrusion, and the structures of the plugging protrusion and the plugging groove are matched.
Preferably, the motor insulation framework comprises two framework bodies, the two framework bodies are fixedly connected in an inserting mode, a first inserting portion of one framework body is connected with a second inserting portion of the other framework body in an inserting mode, and the second inserting portion of the one framework body is connected with the first inserting portion of the other framework body in an inserting mode.
Preferably, a first groove is formed in one side of the outer side plate away from the accommodating groove; and/or the side of the inner side plate far away from the accommodating groove is provided with a second groove.
According to another aspect of the present invention, there is provided a motor including a motor insulation skeleton, the motor insulation skeleton being the motor insulation skeleton described above.
By applying the technical scheme of the invention, the motor insulation framework comprises a framework body, wherein the framework body comprises an outer plate, an inner plate and a winding part, the winding part is connected between the outer plate and the inner plate and forms a winding groove with the outer plate and the inner plate, a containing groove is formed in the middle of the winding groove, and a mounting groove penetrating through the framework body along the extending direction of the containing groove is formed at the bottom of the containing groove. This motor insulation skeleton is provided with the mounting groove in the bottom with stator core matched with holding tank, therefore, when setting up thermal protector or be structures such as power cord, can fix thermal protector and power cord etc. through the mounting groove to avoid structures such as thermal protector and power cord to insert in the stator notch, cause the influence to the wire winding, can make thermal protector's mounting structure not receive the restriction of stator notch simultaneously, reduce thermal protector's cost, be convenient for realize the installation of thermal protector and power cord etc. reduce the influence to the wire winding.
Drawings
Fig. 1 is a schematic perspective view of an insulating skeleton of a motor according to an embodiment of the present invention;
fig. 2 is a schematic structural view of an insulating skeleton of a motor according to an embodiment of the present invention;
FIG. 3 is a schematic view of the cross-sectional structure of A-A of FIG. 2;
fig. 4 is a schematic view of the cross-sectional structure of B-B of fig. 2.
Reference numerals illustrate: 1. an outer panel; 2. an inner side plate; 3. a winding part; 4. a wire winding groove; 5. a receiving groove; 6. a mounting groove; 7. pin holes; 8. a boss; 9. a first plug-in connection; 10. a second plug-in connection; 11. a first groove; 12. and a second groove.
Detailed Description
The invention will now be described in further detail with reference to the drawings and specific examples, which are not intended to limit the invention thereto.
Referring to fig. 1 to 4 in combination, according to an embodiment of the present invention, a motor insulation frame includes a frame body including an outer plate 1, an inner plate 2, and a winding part 3, the winding part 3 being connected between the outer plate 1 and the inner plate 2 and forming a winding groove 4 with the outer plate 1 and the inner plate 2, a receiving groove 5 being formed in the middle of the winding groove 4, a mounting groove 6 penetrating the frame body in an extending direction of the receiving groove 5 being formed at a bottom of the receiving groove 5.
This motor insulation skeleton is provided with mounting groove 6 in the bottom with stator core matched with holding tank 5, therefore, when setting up structures such as thermal protector or power cord, can pass from arch hole with the ribbon, directly fix thermal protector and power cord etc. in mounting groove 6 to avoid structures such as thermal protector and power cord to insert in the stator notch, cause the influence to the wire winding, can make the mounting structure of thermal protector not receive the restriction of stator notch simultaneously, reduce thermal protector's cost, be convenient for realize the installation such as thermal protector and power cord, reduce the influence to the wire winding.
Preferably, the cross section of the mounting groove 6 is arc-shaped or rectangular, and the shape of the mounting groove 6 can be determined according to the convenience of processing and the structure of components and parts matched with the mounting groove 6, so that the mounting groove 6 is suitable in shape and size, and the structure of the motor insulation framework is not greatly adversely affected.
Preferably, the relation between the width of the mounting groove 6 and the width of the receiving groove 5 should be such that the mounting groove 6 is smaller than the receiving groove 5, thereby ensuring the toughness of the individual skeleton.
Preferably, the flexible embedded layer is fixedly arranged in the mounting groove 6, so that on one hand, components and the like arranged in the mounting groove 6 can be protected, a paint layer is prevented from being scratched or the components and the like are prevented from being scratched, and on the other hand, the components and the like can be stably positioned through the flexible deformation effect of the flexible embedded layer. The flexible inlay is, for example, rubber or the like.
Preferably, the corners of the framework body are provided with chamfers, so that the insulating framework can be effectively prevented from being scratched accidentally, and the enameled wire is injured, thereby facilitating the assembly of the framework.
Preferably, the outer side plate 1 and the inner side plate 2 are arc plates concentrically arranged, and one or more pin holes 7 extending along the axial direction of the outer side plate 1 are arranged on the outer side plate 1; and/or, the outer peripheral surface of the outer panel 1 is provided with a boss 8 extending in the radial direction of the outer panel 1. The end part of the framework is provided with 1 or more round pin holes 7, which can be used for connecting wires and fixing wire heads by using pins, so as to meet the actual requirement of a motor, and the outer side of the corresponding end part of the framework is provided with 1 or more bosses 8, so that the wire heads of the winding are convenient to be connected with the pins, and the effect of fixing and supporting is achieved.
Preferably, the skeleton body comprises a first plug-in part 9 located at a first side of the accommodating groove 5 and a second plug-in part 10 located at a second side of the accommodating groove 5, and the structures of the first plug-in part 9 and the second plug-in part 10 are in plug-in matching. Because the structures of the first plug-in connection part and the second plug-in connection part are matched, the two framework bodies can be combined to form a complete insulating framework.
In this embodiment, the first plugging portion 9 includes a plugging groove and a first positioning step provided on an inner peripheral side of the plugging groove, and the second plugging portion 10 includes a plugging protrusion and a second positioning step provided on an outer peripheral side of the plugging protrusion, and structures of the plugging protrusion and the plugging groove are matched. The first plug-in part 9 forms the plug-in groove, and the second plug-in part 10 forms the plug-in protrusion, so that the second plug-in part 10 can be plugged in the first plug-in part 9, and the plug-in positions of the first plug-in part 9 and the second plug-in part 10 are positioned by matching the first positioning step and the second positioning step, so that the rapid butt joint installation of the first plug-in part 9 and the second plug-in part 10 is realized.
In this embodiment, the motor insulation skeleton includes two skeleton bodies, and two skeleton bodies are pegged graft fixedly, and the first grafting portion 9 of one skeleton body is pegged graft with the second grafting portion 10 of another skeleton body, and the second grafting portion 10 of this one skeleton body is pegged graft with the first grafting portion 9 of another skeleton body. The upper and lower framework structures selected by the insulating framework are identical, the universality is higher, and the insulating framework can be applied to all series of motors with identical stator punching sheets and different lamination thicknesses. Because the upper framework and the lower framework are the same, the die opening cost of the die can be reduced.
Preferably, the side of the outer side plate 1 remote from the receiving groove 5 is provided with a first groove 11; and/or the side of the inner side plate 2 remote from the receiving groove 5 is provided with a second groove 12 so that the tie can be passed through the mounting groove 6 according to the need and the thermal protector and the power cord can be well fixed by the grooves 11, 12.
According to an embodiment of the invention, the motor comprises a motor insulation skeleton, which is the motor insulation skeleton described above.
Of course, the above is a preferred embodiment of the present invention. It should be noted that it will be apparent to those skilled in the art that several modifications and adaptations can be made without departing from the general principles of the present invention, and such modifications and adaptations are intended to be comprehended within the scope of the present invention.
Claims (9)
1. The motor insulation framework is characterized by comprising a framework body, wherein the framework body comprises an outer side plate (1), an inner side plate (2) and a winding part (3), the winding part (3) is connected between the outer side plate (1) and the inner side plate (2) and forms a winding groove (4) together with the outer side plate (1) and the inner side plate (2), a containing groove (5) is formed in the middle of the winding groove (4), an installation groove (6) is formed in the bottom of the containing groove (5) matched with a stator core, the bottom of the containing groove (5) penetrates through the installation groove (6) of the framework body along the extending direction of the containing groove (5), and when a thermal protector and/or a power wire are arranged, the thermal protector and/or the power wire is fixed in the installation groove (6) so as to avoid the thermal protector and/or the power wire from being inserted into a stator notch to influence winding; the width of the mounting groove (6) is smaller than the width of the accommodating groove (5); a first groove (11) is formed in one side, far away from the accommodating groove (5), of the outer side plate (1); and/or a second groove (12) is arranged on one side of the inner side plate (2) away from the accommodating groove (5), and the mounting groove (6) is used for fixing the thermal protector and/or the power wire by matching with the first groove (11) and/or the second groove (12).
2. The motor insulation skeleton according to claim 1, characterized in that the mounting groove (6) has a circular arc-shaped or rectangular cross section.
3. The motor insulation framework according to claim 1, characterized in that a flexible inlay is fixedly arranged in the mounting groove (6).
4. The motor insulation frame according to claim 1, wherein corners of the frame body are formed with chamfers.
5. The motor insulation framework according to claim 1, characterized in that the outer side plate (1) and the inner side plate (2) are arc-shaped plates which are concentrically arranged, and one or more pin holes (7) which extend along the axial direction of the outer side plate (1) are arranged on the outer side plate (1); and/or, a boss (8) extending along the radial direction of the outer side plate (1) is arranged on the outer peripheral surface of the outer side plate (1).
6. The motor insulation skeleton according to claim 1, characterized in that the skeleton body comprises a first plug-in part (9) located at a first side of the receiving groove (5) and a second plug-in part (10) located at a second side of the receiving groove (5), the structures of the first plug-in part (9) and the second plug-in part (10) being plug-in matched.
7. The motor insulation skeleton according to claim 6, characterized in that the first plug-in portion (9) includes a plug-in groove and a first positioning step provided on an inner peripheral side of the plug-in groove, the second plug-in portion (10) includes a plug-in protrusion and a second positioning step provided on an outer peripheral side of the plug-in protrusion, and the plug-in protrusion and the plug-in groove are structurally matched.
8. The motor insulation skeleton according to claim 6, characterized in that the motor insulation skeleton comprises two skeleton bodies, which are fixed in a plugging manner, wherein a first plug-in part (9) of one skeleton body is plugged into a second plug-in part (10) of the other skeleton body, and wherein the second plug-in part (10) of the one skeleton body is plugged into the first plug-in part (9) of the other skeleton body.
9. An electric machine comprising a motor insulation skeleton, characterized in that the motor insulation skeleton is the motor insulation skeleton according to any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710980449.2A CN107769419B (en) | 2017-10-19 | 2017-10-19 | Motor insulation framework and motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710980449.2A CN107769419B (en) | 2017-10-19 | 2017-10-19 | Motor insulation framework and motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107769419A CN107769419A (en) | 2018-03-06 |
| CN107769419B true CN107769419B (en) | 2024-05-03 |
Family
ID=61268988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710980449.2A Active CN107769419B (en) | 2017-10-19 | 2017-10-19 | Motor insulation framework and motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107769419B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109067047A (en) * | 2018-08-15 | 2018-12-21 | 珠海格力电器股份有限公司 | Winding framework, magnetic suspension bearing and motor |
| CN109861462A (en) * | 2019-04-11 | 2019-06-07 | 珠海凯邦电机制造有限公司 | Plastic-packaged stator with built-in protector, processing method and motor |
| CN110086282A (en) * | 2019-05-28 | 2019-08-02 | 合肥巨一动力系统有限公司 | A kind of insulation framework structure and field frame assembly structure |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102201708A (en) * | 2010-03-26 | 2011-09-28 | 爱信精机株式会社 | Stator for rotary electrical machine |
| CN203301276U (en) * | 2013-05-28 | 2013-11-20 | 珠海格力电器股份有限公司 | Plastic package motor and wire outlet protective sleeve thereof |
| EP2790299A2 (en) * | 2013-04-10 | 2014-10-15 | Siemens Aktiengesellschaft | Stator core module |
| CN105186751A (en) * | 2015-10-13 | 2015-12-23 | 珠海凯邦电机制造有限公司 | Slot wedge, plastic package stator and plastic package motor |
| CN205178691U (en) * | 2015-08-24 | 2016-04-20 | 珠海格力节能环保制冷技术研究中心有限公司 | Insulating skeleton and motor |
| CN205319820U (en) * | 2016-01-26 | 2016-06-15 | 重庆力华自动化技术有限责任公司 | Binding post device of abversion subtype stator for generator |
| CN106300720A (en) * | 2015-05-26 | 2017-01-04 | 珠海格力节能环保制冷技术研究中心有限公司 | Electrical machine insulation skeleton and there is its motor |
| CN207490638U (en) * | 2017-10-19 | 2018-06-12 | 珠海凯邦电机制造有限公司 | Motor insulation framework and motor |
-
2017
- 2017-10-19 CN CN201710980449.2A patent/CN107769419B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102201708A (en) * | 2010-03-26 | 2011-09-28 | 爱信精机株式会社 | Stator for rotary electrical machine |
| EP2790299A2 (en) * | 2013-04-10 | 2014-10-15 | Siemens Aktiengesellschaft | Stator core module |
| CN203301276U (en) * | 2013-05-28 | 2013-11-20 | 珠海格力电器股份有限公司 | Plastic package motor and wire outlet protective sleeve thereof |
| CN106300720A (en) * | 2015-05-26 | 2017-01-04 | 珠海格力节能环保制冷技术研究中心有限公司 | Electrical machine insulation skeleton and there is its motor |
| CN205178691U (en) * | 2015-08-24 | 2016-04-20 | 珠海格力节能环保制冷技术研究中心有限公司 | Insulating skeleton and motor |
| CN105186751A (en) * | 2015-10-13 | 2015-12-23 | 珠海凯邦电机制造有限公司 | Slot wedge, plastic package stator and plastic package motor |
| CN205319820U (en) * | 2016-01-26 | 2016-06-15 | 重庆力华自动化技术有限责任公司 | Binding post device of abversion subtype stator for generator |
| CN207490638U (en) * | 2017-10-19 | 2018-06-12 | 珠海凯邦电机制造有限公司 | Motor insulation framework and motor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107769419A (en) | 2018-03-06 |
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