CN104953754A - Motor - Google Patents
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- CN104953754A CN104953754A CN201510370734.3A CN201510370734A CN104953754A CN 104953754 A CN104953754 A CN 104953754A CN 201510370734 A CN201510370734 A CN 201510370734A CN 104953754 A CN104953754 A CN 104953754A
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- rotating shaft
- output end
- output
- shell
- cover plate
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Abstract
The invention discloses a motor which comprises a casing, a stator and a rotor, wherein the stator and the rotor are mounted in the casing, the rotor is provided with a rotating shaft, one end of the casing is an output end, the other end of the casing is a non-output end, one end of the rotating shaft is an output end, the other end of the rotating shaft is a non-output end, the output end of the rotating shaft extends out of the output end of the casing, the output end of the casing forms a mounting cavity, the mounting cavity extends in the axis direction of the rotating shaft in height, and the rotating shaft is provided with a rotating shaft extension part cooperating with extension of the mounting cavity. The overall size of the motor is reduced and integrity and reliability of the motor are improved.
Description
Technical field
The present invention relates to technical field of motors, particularly relate to a kind of motor.
Background technology
At present, motor is widely used in people's daily life and industrial production, along with motor technology development, get more and more with the electric component (such as: frequency converter, controller etc.) of electric drilling match, motor of the prior art usually needs the relevant components and parts cabinet of an external cabinet installation to make whole motor volume of the prior art comparatively large and integrated level is lower; Further, when mounted, need motor to be connected with cabinet by external connection, install wiring complexity, and external connection exposes, in use procedure, fault point is more.As from the foregoing, the volume of motor of the prior art is comparatively large, integrated level is lower and reliability is lower.
Summary of the invention
Technical problem to be solved by this invention is: provide a kind of motor, and in solution prior art, the body of motor is comparatively large, integrated level is low and the defect that reliability is poor, realizes the overall volume reducing motor, improves integrated level and the reliability of motor.
Technical scheme provided by the invention is, a kind of motor, comprise shell, stators and rotators, described shell has main cavity, described stator and described rotor are arranged in described main cavity, described rotor has rotating shaft, one end of described shell is output end, the other end of described shell is non-output end, one end of described rotating shaft is output, the other end of described rotating shaft is non-output, the output of described rotating shaft stretches out the output end of described shell, the output end of described shell is formed with the installation cavity independent of described main cavity, the height of described installation cavity extends along the axis direction of described rotating shaft, described rotating shaft has the rotating shaft extension for coordinating described installation cavity to extend.
Further, the output end of described shell has output end cap, and described output covers the wall body with evagination, and described wall body is also provided with cover plate, forms described installation cavity between described output end cap and described cover plate.
Further, the output end of described shell has output end cap, and described output covers and is also provided with cover plate, and the periphery of described cover plate has annular flange, described annular flange is fixed on described output and covers, and forms described installation cavity between described output end cap and described cover plate.
Further, described cover plate is provided with through hole, described rotating shaft runs through described through hole, described cover plate is formed with multi-disc radiating fin, described radiating fin is radially arranged around described through hole, radiating fin described in multi-disc is around formation installing space, and the output of described rotating shaft is also fixedly installed radiator fan, and described radiator fan is arranged in described installing space.
Further, described installation cavity is provided with air inlet, forms air outlet between described through hole and described rotating shaft.
The present invention also provides a kind of motor, comprise shell, stator, rotor and electric motor fan, described shell has main cavity, described stator and described rotor are arranged in described main cavity, described rotor has rotating shaft, one end of described shell is output end, the other end of described shell is non-output end, one end of described rotating shaft is output, the other end of described rotating shaft is non-output, the non-output of described rotating shaft stretches out the non-output end of described shell, described electric motor fan is fixed on the non-output of described rotating shaft, the non-output end of described shell is formed with the installation cavity independent of described main cavity, the height of described installation cavity extends along the axis direction of described rotating shaft, described rotating shaft has the rotating shaft extension for coordinating described installation cavity to extend.
Further, the non-output end of described shell has non-output end cap, described non-output covers the wall body with evagination, and described wall body is also provided with cover plate, forms described installation cavity between described non-output end cap and described cover plate.
Further, the non-output end of described shell has non-output end cap, described non-output end cap is also provided with cover plate, the periphery of described cover plate has annular flange, described annular flange is fixed on described non-output and covers, and forms described installation cavity between described non-output end cap and described cover plate.
Further, described cover plate is provided with through hole, and described rotating shaft runs through described through hole.
Further, the sidewall of described installation cavity is provided with air inlet and air outlet, and described air outlet is provided with cooling fan.
Compared with prior art, advantage of the present invention and good effect are: motor provided by the invention, by being formed on the shell of motor, cavity is installed, electric component can be corresponding be arranged on installation cavity, the portion in the enclosure that realizes completes wiring and connects, and does not need to carry out in the outside of shell wiring, in use procedure, fault point is less, improves the reliability of motor; In addition, because rotating shaft is formed for coordinating the rotating shaft extension installed cavity and extend, install cavity by make full use of rotating shaft overhanging go out the space of shell with mounting electrical element, such that the overall volume of motor is compacter, integrated level is higher, effectively reduce the overall volume of motor.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the cutaway view of motor embodiment one of the present invention;
Fig. 2 is the close-up schematic view of a-quadrant in Fig. 1;
Fig. 3 is the structural representation of motor embodiment one cover plate of the present invention;
Fig. 4 is the cutaway view of motor embodiment two of the present invention;
Fig. 5 is the structural representation of motor embodiment two cover plate of the present invention.
Embodiment
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
A kind of motor provided by the invention, comprise the parts such as shell, stator, rotor and electric motor fan, rotor has rotating shaft, wherein, stators and rotators is arranged in the main cavity of shell, and an end of shell will be formed with the installation cavity for mounting electrical element or miscellaneous part, and installation cavity and main cavity are separated, can avoid in stators and rotators running, the impact such as electromagnetic interference or heat radiation is produced on the electric component installed in cavity.The height of this installation cavity extends along the axis direction of rotating shaft, and rotating shaft has for coordinating the rotating shaft extension installed cavity and extend.Concrete, the output end that cavity can be formed in shell is installed, also the non-output end of shell can be formed in, and it is corresponding, relative to the motor of same specification in prior art, the rotating shaft of motor provided by the invention has rotating shaft extension, and the space that utilizes the increase of rotating shaft extension to go out is formed installs cavity, and installs cavity and form lap perpendicular to the projection on shaft axis direction and between rotating shaft extension.For motor of the prior art, the part that shell is stretched out in rotating shaft inherently occupies larger space, and, stretch out space that the rotating shaft outside shell takies in actual use, the part of next-door neighbour motor housing end be do not make full use of idle.Motor provided by the invention can make full use of the idle space shared by outer side rotating shaft, and, only need to increase shorter rotating shaft extension, and obtain the installation cavity of larger volume, because installation cavity body can make full use of the surface area of outer casing end, thus realize extending the shorter distance of rotating shaft, but obtain larger installation cavity, to meet the function of the parts such as mounting electrical element, realize the maximization of integrated level.Below for the diverse location installing cavity, in conjunction with the accompanying drawings.
Embodiment one
As shown in Figure 1-Figure 3, the present embodiment motor, comprise shell 1, stator 2, rotor 3 and electric motor fan 6, stator 2 and rotor 3 are arranged in shell 1, rotor 3 has rotating shaft 31, one end of shell 1 has output end cap 11, the other end of shell 1 has non-output end cap 12, one end of rotating shaft 31 is output 311, the other end of rotating shaft 31 is non-output 312, the output 311 of rotating shaft 31 stretches out the output end cap 11 of shell 1, the non-output 312 of rotating shaft 31 stretches out the non-output end cap 12 of shell 1, electric motor fan 6 is fixed on the non-output 312 of rotating shaft 31, and, electric motor fan 6 is covered in by fan housing 61.Wherein, in order to electric component height is integrated on shell 1, the output end cap 11 of shell 1 is formed cavity 110 is installed, the output 311 of rotating shaft 31 is through installing cavity 110, the output 311 of rotating shaft 31 is positioned at the rotating shaft extension that the part of installing cavity 110 forms rotating shaft 31, and electric component is arranged on to be installed in cavity 110.Take electric component as controller 4, frequency-variable module 5 and power panel 9 be example, controller 4, frequency-variable module 5 and power panel 9 are arranged on to be installed in cavity 110, export end cap 11 and offer wire hole 112, the connecting line of frequency-variable module 5 is connected with stator 2 from shell 1 inside through wire hole 112.
Specifically, the present embodiment motor is by installing in cavity 110 by controller 4 and frequency-variable module 5 integrated installation, connecting line between frequency-variable module 5 and stator 2 is arranged in shell 1, avoid and to carry out line in shell 1 outside and the higher phenomenon of causing trouble rate occurs, improve the operational reliability of the present embodiment motor.Wherein, because the output 311 of rotating shaft 31 is through installing cavity 110, the space that cavity 110 will make full use of shared by rotating shaft 31 is installed, makes the overall structure of the present embodiment motor compacter; Meanwhile, can make full use of owing to installing cavity 110 surface area exporting end cap 11, thus realize extending the shorter distance of rotating shaft 31, but obtain larger installation cavity 110, with the function of the different electric component of satisfied installation, realize the maximization of integrated level.The end be exposed at outside the output 311 of rotating shaft outside installation cavity body 110 can by the parts such as key, shaft coupling and equipment connection to be driven.And the external dimensions of installing cavity 110 can be isometrical or to be slightly less than or slightly larger than the external diameter of shell 1 with shell 1.
Further, in order to improve the heat dispersion installing cavity 110, the output end cap 11 of shell 1 is provided with cover plate 7, formed between cover plate 7 and output end cap 11 and cavity 110 is installed, wherein, the generation type of installing cavity 110 can have multiple, and such as: the wall body 111 output end cap 11 of shell 1 being provided with evagination, cover plate 7 covers in wall body 111 and installs cavity 110 to be formed; Or cover plate 7 periphery forms annular flange, annular flange is fixed on to export on end cap 11 installs cavity 110 to be formed, and the present embodiment does not limit the concrete generation type of installation cavity 110.Controller 4 and frequency-variable module 5 are fixed on cover plate 7, and cover plate 7 is provided with through hole 71, and rotating shaft 31 runs through through hole 71.Concrete, cover plate 7 adopts excellent heat conductivity material to make, and such as: the material such as aluminium or copper, the heat that controller 4 and frequency-variable module 5 produce directly passes through cover plate 7 Quick diffusing to outside, the area of dissipation of cover plate 7 is comparatively large, can be good at the cooling requirements meeting controller 4 and frequency-variable module 5.Preferably, the output 311 of rotating shaft 31 is also fixedly installed radiator fan 8, and radiator fan 8 is positioned at the side of cover plate 7.Concrete, in rotating shaft 31 rotation process, will radiator fan 8 be driven to rotate, radiator fan 8 to cover plate 7 quenching, thus will improve the heat dispersion of cover plate 7 simultaneously; In addition, radiator fan 8 is directly fixed on rotating shaft 31, is rotated by rotating shaft 31 Direct driver radiator fan 8, and without the need to adopting extra dynamical element, make overall structure compacter and effectively reduce energy consumption to improve heat dispersion, guarantee that controller 4 and frequency-variable module 5 run reliably.And cover plate 7 being formed with multi-disc radiating fin 72, radiating fin 72 effectively can increase the area of dissipation of cover plate 7 to improve heat dispersion.Wherein, radiating fin 72 is radially arranged around through hole 71, and multi-disc radiating fin 72 is around formation installing space 70, and radiator fan 8 is arranged in installing space 70.Concrete, by radiator fan 8 is arranged in installing space 70, on the one hand, radiator fan 8 is surrounded by radiating fin 72, the air-flow that radiator fan 8 produces can flow through the surface of radiating fin 72 fully, to improve radiating efficiency, on the other hand, radiator fan 8 is surrounded by radiating fin 72, the space of rotating shaft 31 axis can be utilized fully, improve space availability ratio, make the floor space that compact overall structure, volume are little, lightweight, substantially reduce equipment, improve the degree of protection of equipment simultaneously.
Further, cavity 110 is installed and is provided with air inlet 1101, between through hole 71 and rotating shaft 31, form air outlet 1102.Concrete, in radiator fan 8 running, cool ambient air enters into installation cavity 110 from air inlet 1101 and dispels the heat to the electric elements installed in cavity 110, and the air after heat exchange exports from air outlet 1102.Preferably, radiator fan 8 has multi-disc and is arranged on blade in rotating shaft 31, and blade 31 is radially arranged around the shaft; The height in blade outer end portion is greater than the height of blade inner end.Concrete, blade is set to the version that exterior end surface amasss greatly and the surface area of inner end is little, make blade when following rotating shaft 31 and rotating, the pectinid area of blade outboard is large and the pectinid area of inner side is little, thus form negative pressure at blade near rotating shaft 31 place, under the effect of negative pressure, will speed up the air flow amount between air inlet 1101 and air outlet 1102, air flow process is as follows: under the effect of radiator fan 8, the position that installing space 70 is positioned at air outlet 1102 forms negative pressure, air in cavity 110 sucking-off gap radial direction between radiating fin 72 from air outlet 1102 are installed discharge, external wind enters into from air inlet 1101 and installs cavity 110, thus can more effective raising radiating efficiency.
Embodiment two
As shown in fig. 4-5, the present embodiment motor, comprise shell 1, stator 2, rotor 3 and electric motor fan 6, stator 2 and rotor 3 are arranged in shell 1, rotor 3 has rotating shaft 31, one end of shell 1 has output end cap 11, the other end of shell 1 has non-output end cap 12, one end of rotating shaft 31 is output 311, the other end of rotating shaft 31 is non-output 312, the output 311 of rotating shaft 31 stretches out the output end cap 11 of shell 1, the non-output 312 of rotating shaft 31 stretches out the non-output end cap 12 of shell 1, electric motor fan 6 is fixed on the non-output 312 of rotating shaft 31, and, electric motor fan 6 is covered in by fan housing 61.Wherein, in order to electric component height is integrated on shell 1, the non-output end cap 12 of shell 1 is formed installs cavity (not shown), the non-output 312 of rotating shaft 31 is through installing cavity, the non-output 312 of rotating shaft 31 is positioned at the extension that the part of installing cavity forms rotating shaft 31, and electric component is arranged on to be installed in cavity.Take electric component as controller 4, frequency-variable module 5 and power panel 9 be example, non-output end cap 12 offers wire hole (not shown), and the connecting line of frequency-variable module 5 is connected with stator 2 from shell 1 inside through wire hole.
Specifically, the present embodiment motor is by installing in cavity by controller 4 and frequency-variable module 5 integrated installation, connecting line between frequency-variable module 5 and stator 2 is arranged in shell 1, avoid and to carry out line in shell 1 outside and the higher phenomenon of causing trouble rate occurs, improve the operational reliability of the present embodiment motor.Wherein, because the non-output 312 of rotating shaft 31 is through installing cavity, the space that cavity will make full use of shared by rotating shaft 31 is installed, makes the overall structure of the present embodiment motor compacter; Meanwhile, because installation cavity body can make full use of the surface area of non-output 312, thus realize extending the shorter distance of rotating shaft 31, but obtain larger installation cavity, with the function of the different electric component of satisfied installation, realize the maximization of integrated level.
Further, in order to improve the heat dispersion installing cavity 110, the non-output end cap 12 of shell 1 is provided with cover plate 7, formed between cover plate 7 and non-output end cap 12 and cavity is installed, wherein, the generation type of installing cavity can have multiple, and such as: the wall body non-output end cap 12 of shell 1 being provided with evagination, cover plate 7 covers in wall body and installs cavity to be formed; Or cover plate 7 periphery forms annular flange, annular flange is fixed on non-output end cap 12 and installs cavity to be formed, and the present embodiment does not limit the concrete generation type of installation cavity.Controller 4 and frequency-variable module 5 are fixed on cover plate 7, and cover plate 7 is provided with through hole (not shown), and rotating shaft 31 runs through through hole.Concrete, cover plate 7 adopts excellent heat conductivity material to make, and such as: the material such as aluminium or copper, the heat that controller 4 and frequency-variable module 5 produce directly passes through cover plate 7 Quick diffusing to outside, the area of dissipation of cover plate 7 is comparatively large, can be good at the cooling requirements meeting controller 4 and frequency-variable module 5.Preferably, cover plate 7 is formed with multi-disc radiating fin 72, radiating fin 72 is radially arranged around through hole, and outside air blows to cover plate 7 via electric motor fan 6 and carries out dispelling the heat and flow on shell 1 via radiating fin 72 and carry out motor radiating.And in order to reduced volume to greatest extent, make overall structure compacter, radiating fin 72 is around the dished installing space of through hole shape, and electric motor fan is arranged in installing space, improve space availability ratio, make the floor space that compact overall structure, volume are little, lightweight, substantially reduce equipment, improve the degree of protection of equipment simultaneously.
Further, the periphery of cover plate 7 has turnup structure 71, and cover plate 7 is fixed on wall body by turnup structure 71, and turnup structure 71 is formed with the air inlet 711 and air outlet (not shown) that are communicated with installation cavity, air outlet is provided with cooling fan 712.Concrete, air inlet 711 and air outlet are oppositely arranged, outside air enters into installation cavity central diameter from air inlet 711 and discharges from air outlet to flowing, by increasing cooling fan 712, air blast cooling is carried out to installation inside cavity, can more effective raising radiating efficiency, and cooling fan 712 directly can be connected with power panel 9 by inner cabling and to power.
Motor provided by the invention, installs cavity by being formed on the shell of motor, and what electric component can be corresponding is arranged on installation cavity, the portion in the enclosure that realizes completes wiring and connects, and does not need to carry out in the outside of shell wiring, in use procedure, fault point is less, improves the reliability of motor; In addition, because rotating shaft is formed for coordinating the rotating shaft extension installed cavity and extend, install cavity by make full use of rotating shaft overhanging go out the space of shell with mounting electrical element, such that the overall volume of motor is compacter, integrated level is higher, effectively reduce the overall volume of motor.
Last it is noted that above embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (10)
1. a motor, comprise shell, stators and rotators, described shell has main cavity, described stator and described rotor are arranged in described main cavity, described rotor has rotating shaft, one end of described shell is output end, the other end of described shell is non-output end, one end of described rotating shaft is output, the other end of described rotating shaft is non-output, the output of described rotating shaft stretches out the output end of described shell, it is characterized in that, the output end of described shell is formed with the installation cavity independent of described main cavity, the height of described installation cavity extends along the axis direction of described rotating shaft, described rotating shaft has the rotating shaft extension for coordinating described installation cavity to extend.
2. motor according to claim 1, it is characterized in that, the output end of described shell has output end cap, and described output covers the wall body with evagination, described wall body is also provided with cover plate, between described output end cap and described cover plate, forms described installation cavity.
3. motor according to claim 1, it is characterized in that, the output end of described shell has output end cap, described output covers and is also provided with cover plate, the periphery of described cover plate has annular flange, described annular flange is fixed on described output and covers, and forms described installation cavity between described output end cap and described cover plate.
4. the motor according to Claims 2 or 3, it is characterized in that, described cover plate is provided with through hole, described rotating shaft runs through described through hole, described cover plate is formed with multi-disc radiating fin, described radiating fin is radially arranged around described through hole, and radiating fin described in multi-disc is around formation installing space, the output of described rotating shaft is also fixedly installed radiator fan, and described radiator fan is arranged in described installing space.
5. motor according to claim 4, is characterized in that, described installation cavity is provided with air inlet, forms air outlet between described through hole and described rotating shaft.
6. a motor, comprise shell, stator, rotor and electric motor fan, described shell has main cavity, described stator and described rotor are arranged in described main cavity, described rotor has rotating shaft, one end of described shell is output end, the other end of described shell is non-output end, one end of described rotating shaft is output, the other end of described rotating shaft is non-output, the non-output of described rotating shaft stretches out the non-output end of described shell, described electric motor fan is fixed on the non-output of described rotating shaft, it is characterized in that, the non-output end of described shell is formed with the installation cavity independent of described main cavity, the height of described installation cavity extends along the axis direction of described rotating shaft, described rotating shaft has the rotating shaft extension for coordinating described installation cavity to extend.
7. motor according to claim 6, it is characterized in that the non-output end of described shell has non-output end cap, described non-output covers the wall body with evagination, described wall body is also provided with cover plate, between described non-output end cap and described cover plate, forms described installation cavity.
8. motor according to claim 6, it is characterized in that, the non-output end of described shell has non-output end cap, described non-output end cap is also provided with cover plate, the periphery of described cover plate has annular flange, described annular flange is fixed on described non-output and covers, and forms described installation cavity between described non-output end cap and described cover plate.
9. the motor according to claim 7 or 8, is characterized in that, described cover plate is provided with through hole, and described rotating shaft runs through described through hole.
10. motor according to claim 6, is characterized in that, the sidewall of described installation cavity is provided with air inlet and air outlet, and described air outlet is provided with cooling fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510370734.3A CN104953754B (en) | 2015-06-30 | 2015-06-30 | A kind of motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510370734.3A CN104953754B (en) | 2015-06-30 | 2015-06-30 | A kind of motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104953754A true CN104953754A (en) | 2015-09-30 |
| CN104953754B CN104953754B (en) | 2018-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510370734.3A Active CN104953754B (en) | 2015-06-30 | 2015-06-30 | A kind of motor |
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| CN (1) | CN104953754B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5996209A (en) * | 1997-01-30 | 1999-12-07 | General Electric Company | Method of manufacturing a dynamoelectric machine |
| CN102244423A (en) * | 2010-05-13 | 2011-11-16 | 德昌电机(深圳)有限公司 | Motor |
| CN103502081A (en) * | 2011-05-11 | 2014-01-08 | 三菱电机株式会社 | Electric power steering device |
| CN103718430A (en) * | 2011-07-08 | 2014-04-09 | 汉宁电气工厂有限责任两合公司 | Electric motor |
| CN204271832U (en) * | 2014-12-01 | 2015-04-15 | 李龙 | One bicavate intelligent frequency-conversion motor |
-
2015
- 2015-06-30 CN CN201510370734.3A patent/CN104953754B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5996209A (en) * | 1997-01-30 | 1999-12-07 | General Electric Company | Method of manufacturing a dynamoelectric machine |
| CN102244423A (en) * | 2010-05-13 | 2011-11-16 | 德昌电机(深圳)有限公司 | Motor |
| CN103502081A (en) * | 2011-05-11 | 2014-01-08 | 三菱电机株式会社 | Electric power steering device |
| CN103718430A (en) * | 2011-07-08 | 2014-04-09 | 汉宁电气工厂有限责任两合公司 | Electric motor |
| CN204271832U (en) * | 2014-12-01 | 2015-04-15 | 李龙 | One bicavate intelligent frequency-conversion motor |
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| Publication number | Publication date |
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| CN104953754B (en) | 2018-04-27 |
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