CN205123515U - Motor stator assembly structure - Google Patents
Motor stator assembly structure Download PDFInfo
- Publication number
- CN205123515U CN205123515U CN201520850344.1U CN201520850344U CN205123515U CN 205123515 U CN205123515 U CN 205123515U CN 201520850344 U CN201520850344 U CN 201520850344U CN 205123515 U CN205123515 U CN 205123515U
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- Prior art keywords
- stator core
- motor
- electric machine
- stator
- machine support
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Abstract
The utility model provides a motor stator assembly structure, includes motor support, stator core, stator coil and lead wire clamp plate, motor support side is equipped with a plurality of support arms, arbitrary two for the ventilation window between the support arm, the stator core side is equipped with a plurality of dogtooths, arbitrary two form a recess between the dogtooth, dogtooth quantity equals with ventilation window quantity, recess quantity equals with support arm quantity, the dogtooth is in large quantities in two, the stator core bottom is located to the lead wire clamp plate, lead wire clamp plate side is equipped with a plurality of calories of wire casings, the lead wire clamp plate is the annular, card wire casing shape is the arch. The beneficial effects of the utility model are that: simple structure changes in the assembly, through reducing supplementary spare part and then reducing to assemble the degree of difficulty and fault rate, promotes the whole life of lead wire and motor, under the circumstances of guaranteeing rotational speed and motor work efficiency, can guarantee that motor corotation or reversal all have good stability.
Description
Technical field
The utility model relates to motor assembling manufacturing field, particularly relates to a kind of motor stator assembly structure.
Background technology
Motor is a kind of equipment electric energy being converted to mechanical energy.It utilizes stator winding to produce rotating magnetic field and act on rotor to form electro-magnetic motor force rotation torque.Motor forms primarily of stator and rotor, and the direction of electrified wire movement under force in magnetic field is relevant with magnetic induction line (magnetic direction) direction with the sense of current.Motor operation principle is magnetic field to the stressed effect of electric current, and motor is rotated.
Brushless, permanently excited direct current motor is the DC motor being set up magnetic field by one or more permanent magnet, and its performance is similar to the DC motor with separate excitation of constant excitation megnet electric current, can carry out speed governing easily by change armature voltage.Compared with separated exciting DC motor, having the advantages such as volume is little, efficiency is high, structure is simple, copper consumption is few, is the main Types of low powered DC motor.
The major part of motor comprises rotor and motor stator, and motor stator is the relatively fixing parts not carrying out moving in motor.
Existing motor stator assembling is generally and clamps up and down, and assembling mode is complicated, and positioning accuracy request when assembling assembly crewman is higher; Existing part coordinates electric machine support to carry out clamping the motor stator of form assembling with stator core, triangle is generally for the double wedge cross section clamped set by stator core in its motor stator, clamping relation when this structure can ensure that motor rotates forward between stator core and electric machine support, maintain the steady operation of motor, but when motor needs reversion, then can there is pine turn between stator core and electric machine support to come off, affect the steady operation of motor.
Secondly, the stator lead of existing motor generally can be guided to below motor stator core after drawing from stator coil inside outside stator coil and stator core, then drawn by motor lower portion portion, the motor stator lead-in wire of this structure is relatively long in the part of motor internal, the easily generation loss of being heated because of motor internal heating, compared with the useful life of short leg, and then the whole service life of motor is had an impact.
In addition, stator coil in existing motor stator and utilize external reinforcement locking member to be intertwined and connected between stator core more, this connected mode assembly process relative complex, volume is larger, and need additionally to add connection assist, add overall weight and the potential faults of motor, but obvious humidification can not be played to the whole work efficiency of motor.
Utility model content
The purpose of this utility model is to provide a kind of motor stator assembly structure, structure is simple, be easy to assembling, auxiliary spare part is relatively less, reduce assembly difficulty and failure rate, motor stator lead-in wire draws the rear fixing guiding by lead-in wire pressing plate from stator coil, directly can draw motor casing from motor lower portion along the shortest distance, reduce being heated of motor stator lead-in wire, promote the whole service life of lead-in wire and motor, can ensure to use the permanent magnetic brushless of this structure when ensureing rotating speed and motor working efficiency simultaneously, can ensure that motor forward or reverse all has good stability.
The technical solution of the utility model is: a kind of motor stator assembly structure, comprises electric machine support, stator core, stator coil and lead-in wire pressing plate;
Described electric machine support side is provided with some support arms, is ventilating window between any two described support arms;
Described stator core side is provided with some double wedges, a groove is formed between any two described double wedges, arbitrary described double wedge side two edge lengths is equal, and described double wedge cross section is rectangle or fan-shaped, and arbitrary described double wedge side two edge lengths is more than or equal to the thickness of described support arm;
Described double wedge quantity is equal with ventilating window quantity, and described number of recesses is equal with support arm quantity, and arbitrary described recess width described double wedge quantity equal to arbitrary support arm width is greater than two;
Described lead-in wire pressing plate is located at bottom stator core, and described lead-in wire pressing plate side is provided with some cable clamping interfaces, and described lead-in wire pressing plate is annular, and described cable clamping interface shape is arch.
Described some cable clamping interface quantity is 3, and the spacing of described any two cable clamping interfaces is equal.
Further, be provided with rotor assembling cylinder in the middle part of described electric machine support inside, described rotor assembling cylinder and electric machine support are formed in one structure, and it is cylinder cylindrical structure that described rotor assembles cylinder, can play fixation when assembling stator iron core to stator core.
Further, described stator core vertical orientation is provided with through cylindrical cavity, described stator coil is located in the middle part of stator core, self-pressing type fixed structure is adopted between described stator coil and stator core, described stator coil material is copper, described copper stator coil has well and the comparatively soft characteristic of electric conductivity, be convenient to adopt self-pressing type fixed structure, the mode of employing self-pressing type fixed structure is, during assembling, stator coil is vertically penetrated in the middle part of annular stator core, stator coil is respectively reserved up and down the equal part of length and be exposed to stator core outside, part stator coil being exposed to stator core outside bends along the radial direction in stator core cross section, thus stator coil and stator core are fixed.
Further, the inner both sides of described cable clamping interface are respectively provided with a fixing muscle, and described two fixing muscle can position stator lead, have fixing position, and play can not occur, prevent the stability affecting machine operation when enabling stator lead pass cable clamping interface.In addition, after utilizing fixing muscle fixed stator lead-in wire, space can be left between stator lead and the inner surface of cable clamping interface, can ensure that stator lead ambient air can proper flow, promote the heat-sinking capability of stator lead, prevent stator lead from by the position that the pressing plate that goes between is fixed, local overheating phenomenon being occurred thus reducing the useful life of stator lead.
Further, described stator core thickness is less than the height of ventilating window, thus prevents the double wedge of stator core from being filled up by ventilating window, hinders the draught effect of ventilating window.
Further, line outlet groove is provided with bottom described electric machine support, the quantity of described line outlet groove is equal with the quantity of cable clamping interface on lead-in wire pressing plate, and the position of having assembled rear line outlet groove is corresponding with the position of cable clamping interface, can ensure that stator lead draws outside motor with nearest distance, thus ensure that the temperature of stator lead is unlikely to overheated.
Further, described electric machine support material is macromolecular material, described electric machine support longitudinal cross-section is trapezoidal, upper end width is less than lower end width, this structure can ensure that the basal diameter of electric machine support is greater than end face diameter, the support arm of electric machine support side is sloped inwardly with certain angle, thus ensures that stator core and stator coil very easily directly can be put into electric machine support when assembling by motor stator, and utilize the double wedge of stator core to carry out position to fix.
Further, described electric machine support inside top is provided with some reinforcements, reinforcement is fixed carrying out reinforcement between electric machine support end face and support arm, ensure the stability of electric machine support, enable electric machine support gain in weight not too much and ensure working strength to greatest extent while structure complexity.
Further, described electric machine support altitude range is 45mm-120mm.
Further, described stator core peripheral diameter scope is 25mm-85mm.
The beneficial effect of this utility model is: motor stator assembly structure can be made simply to be easier to assembling compared to conventional motors stator assembling structure structure, by reducing auxiliary spare part and then reducing assembly difficulty and failure rate, can be ensured while stator lead is positioned by the lead-in wire pressing plate set up with cable clamping interface, avoid the local heating of stator lead too high as far as possible, promote the whole service life of lead-in wire and motor, can ensure to use the permanent magnetic brushless of this structure when ensureing rotating speed and motor working efficiency simultaneously, can ensure that motor forward or reverse all has good stability.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment 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 execution modes more of the present utility model, 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 front view of the present utility model;
Fig. 2 is the cutaway view of the utility model front view;
Fig. 3 is the vertical view of the utility model stator core part;
Fig. 4 is the front view of the utility model lead-in wire clamp portion;
Fig. 5 is the upward view of the utility model lead-in wire clamp portion;
Fig. 6 is the partial enlarged drawing of the utility model embodiment two cable clamping interface part;
Fig. 7 is the front view of the utility model embodiment three.
Reference numeral:
1-electric machine support; 2-stator core; 3-stator coil;
4-goes between pressing plate; 5-stator lead; The upper fan of 6-;
Fan under 7-;
11-support arm; 12-ventilating window; 13-line outlet groove;
14-rotor assembling cylinder; 15-reinforcement;
21-double wedge; 22-groove;
41-cable clamping interface; 42-fixes muscle;
Embodiment
Be clearly and completely described the technical solution of the utility model below in conjunction with accompanying drawing, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
In description of the present utility model, it should be noted that, orientation or the position relationship of the instruction such as term " " center ", " on ", D score, "left", "right", " vertically ", " level ", " interior ", " outward " they be based on orientation shown in the drawings or position relationship; be only the utility model and simplified characterization for convenience of description; instead of instruction or imply the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second ", " the 3rd " only for describing object, and can not be interpreted as instruction or hint relative importance.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition the concrete meaning of above-mentioned term in the utility model can be understood.
Embodiment one
Fig. 1 is front view of the present utility model, Fig. 2 is the cutaway view of the utility model front view, Fig. 3 is the vertical view of the utility model stator core part, Fig. 4 is the front view of the utility model lead-in wire clamp portion, Fig. 5 is the upward view of the utility model lead-in wire clamp portion, a motor stator assembly structure as shown in the figure, comprises electric machine support 1, stator core 2, stator coil 3 and lead-in wire pressing plate 4;
Described electric machine support 1 side is provided with 6 support arms 11, is 1 ventilating window 12 between any two described support arms 11;
Described stator core 2 side is provided with some double wedges 21, a groove 22 is formed between any two described double wedges 21, arbitrary described double wedge 21 side two edge lengths is equal, and described double wedge 21 cross section is fan-shaped, and arbitrary described double wedge 21 side two edge lengths is more than or equal to the thickness of described support arm 11;
Described double wedge 21 quantity is equal with ventilating window 12 quantity, and described groove 22 quantity is equal with support arm 11 quantity, and arbitrary described groove 22 width described double wedge 21 quantity equal to arbitrary support arm 11 width is 6;
Described lead-in wire pressing plate 4 is located at bottom stator core 2, and described lead-in wire pressing plate 4 side is provided with some cable clamping interfaces 41, and described lead-in wire pressing plate 4 is annular, and described cable clamping interface 41 shape is arch.
Described cable clamping interface 41 quantity is 3, and the spacing of described any two cable clamping interfaces 41 is equal.
The inner middle part of described electric machine support 1 is provided with rotor assembling cylinder 14, and described rotor assembling cylinder 14 and electric machine support 1 are formed in one structure, and described rotor assembling cylinder 14 is cylinder cylindrical structure, can play fixation when assembling stator iron core 2 to stator core 2.
Described stator core 2 vertical orientation is provided with through cylindrical cavity, described stator coil 3 is located in the middle part of stator core 2, self-pressing type fixed structure is adopted between described stator coil 3 and stator core 2, described stator coil 3 material is copper, described copper stator coil 3 has well and the comparatively soft characteristic of electric conductivity, be convenient to adopt self-pressing type fixed structure, the mode of employing self-pressing type fixed structure is, during assembling, stator coil 3 is vertically penetrated in the middle part of annular stator core 2, stator coil about 3 is respectively reserved the equal part of length and be exposed to stator core 2 outside, part stator coil 3 being exposed to stator core 2 outside bends along the radial direction in stator core 2 cross section, thus stator coil 3 and stator core 2 are fixed.
Described stator core 2 thickness is less than the height of ventilating window 12, thus prevents the double wedge 21 of stator core 2 from being filled up by ventilating window 12, hinders the draught effect of ventilating window 12.
Described electric machine support 1 is highly 65mm, and described stator core 2 peripheral diameter is 47mm.
Embodiment two:
Fig. 6 is the partial enlarged drawing of the utility model embodiment two cable clamping interface part, as shown in figs 1 to 6 a kind of motor stator assembly structure, comprises electric machine support 1, stator core 2, stator coil 3 and lead-in wire pressing plate 4;
Described electric machine support 1 side is provided with 8 support arms 11, is 1 ventilating window 12 between any two described support arms 11;
Described stator core 2 side is provided with some double wedges 21, a groove 22 is formed between any two described double wedges 21, arbitrary described double wedge 21 side two edge lengths is equal, and described double wedge 21 cross section is rectangle, and arbitrary described double wedge 21 side two edge lengths is more than or equal to the thickness of described support arm 11;
Described double wedge 21 quantity is equal with ventilating window 12 quantity, and described groove 22 quantity is equal with support arm 11 quantity, and arbitrary described groove 22 width described double wedge 21 quantity equal to arbitrary support arm 11 width is 8;
Described lead-in wire pressing plate 4 is located at bottom stator core 2, and described lead-in wire pressing plate 4 side is provided with some cable clamping interfaces 41, and described lead-in wire pressing plate 4 is annular, and described cable clamping interface 41 shape is arch.
Described cable clamping interface 41 quantity is 3, and the spacing of described any two cable clamping interfaces 41 is equal.
The inner middle part of described electric machine support 1 is provided with rotor assembling cylinder 14, and described rotor assembling cylinder 14 and electric machine support 1 are formed in one structure, and described rotor assembling cylinder 14 is cylinder cylindrical structure, can play fixation when assembling stator iron core 2 to stator core 2.
Described stator core 2 vertical orientation is provided with through cylindrical cavity, described stator coil 3 is located in the middle part of stator core 2, self-pressing type fixed structure is adopted between described stator coil 3 and stator core 2, described stator coil 3 material is copper, described copper stator coil 3 has well and the comparatively soft characteristic of electric conductivity, be convenient to adopt self-pressing type fixed structure, the mode of employing self-pressing type fixed structure is, during assembling, stator coil 3 is vertically penetrated in the middle part of annular stator core 2, stator coil about 3 is respectively reserved the equal part of length and be exposed to stator core 2 outside, part stator coil 3 being exposed to stator core 2 outside bends along the radial direction in stator core 2 cross section, thus stator coil 3 and stator core 2 are fixed.
Described stator core 2 thickness is less than the height of ventilating window 12, thus prevents the double wedge 21 of stator core 2 from being filled up by ventilating window 12, hinders the draught effect of ventilating window 12.
The described inner both sides of cable clamping interface 41 are respectively provided with a fixing muscle 42, described two fixing muscle 42 can position stator lead 5, enable stator lead 5 have fixing position through during cable clamping interface 41, and play can not occur, prevent the stability affecting machine operation.In addition, after utilizing fixing muscle 42 fixed stator lead-in wire 5, space can be left between the inner surface of stator lead 5 and cable clamping interface 41, can ensure that stator lead 5 ambient air can proper flow, promote the heat-sinking capability of stator lead 5, prevent stator lead 5 from by the position that lead-in wire pressing plate 4 is fixing, local overheating phenomenon being occurred thus reducing the useful life of stator lead 5.
Line outlet groove 13 is provided with bottom described electric machine support 1, the quantity of described line outlet groove 13 is 3 with on lead-in wire pressing plate 4, the quantity of cable clamping interface 41 is equal, and the position of having assembled rear line outlet groove 13 is corresponding with the position of cable clamping interface 41, can ensure that stator lead 5 draws outside motor with nearest distance, thus ensure that the temperature of stator lead 5 is unlikely to overheated.
Described electric machine support 1 material is macromolecular material, described electric machine support 1 longitudinal cross-section is trapezoidal, upper end width is less than lower end width, this structure can ensure that the basal diameter of electric machine support 1 is greater than end face diameter, the support arm 11 of electric machine support 1 side is sloped inwardly with certain angle, thus ensure that stator core 2 and stator coil 3 very easily directly can be put into electric machine support 1 when assembling by motor stator, and utilize the double wedge 21 of stator core to carry out position to fix.
Described electric machine support 1 inside top is provided with 8 reinforcements 15, carry out reinforcement between reinforcement 15 pairs of electric machine support 1 end faces and support arm 11 to fix, ensure the stability of electric machine support 1, enable electric machine support 1 gain in weight not too much and ensure working strength to greatest extent while structure complexity.
Described electric machine support 1 is highly 58mm, and described stator core 2 peripheral diameter is 43mm.
Embodiment three
Fig. 7 is the front view of the utility model embodiment three, as shown in Fig. 1-Fig. 7, and a kind of flow generator, this flow generator inside is provided with motor, and the stator assembling structure of this motor comprises electric machine support 1, stator core 2, stator coil 3 and lead-in wire pressing plate 4;
Described electric machine support 1 side is provided with 6 support arms 11, is ventilating window 12 between any two described support arms 11;
Described stator core 2 side is provided with some double wedges 21, a groove 22 is formed between any two described double wedges 21, arbitrary described double wedge 21 side two edge lengths is equal, and described double wedge 21 cross section is fan-shaped, and arbitrary described double wedge 21 side two edge lengths is more than or equal to the thickness of described support arm 11;
Described double wedge 21 quantity is equal with ventilating window 12 quantity, and described groove 22 quantity is equal with support arm 11 quantity, and arbitrary described groove 22 width described double wedge 21 quantity equal to arbitrary support arm 11 width is 6;
Described lead-in wire pressing plate 4 is located at bottom stator core 2, and described lead-in wire pressing plate 4 side is provided with some cable clamping interfaces 41, and described lead-in wire pressing plate 4 is annular, and described cable clamping interface 41 shape is arch.
Described cable clamping interface 41 quantity is 3, and the spacing of described any two cable clamping interfaces 41 is equal.
Described electric machine support 1 top is provided with fan 6, described electric machine support 1 bottom is provided with lower fan 7, the air-out direction of described upper fan 6 is identical with the air-out direction of lower fan 7, can ensure that rotating forward by controlling motor and reversion change the air-out direction of upper fan 6 and lower fan 7, thus there is direction in the air-flow changing whole flow generator.
Last it is noted that above each embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to foregoing embodiments, 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 some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of the utility model.
Claims (10)
1. a motor stator assembly structure, is characterized in that: comprise electric machine support, stator core, stator coil and lead-in wire pressing plate;
Described electric machine support side is provided with some support arms, is ventilating window between any two described support arms;
Described stator core side is provided with some double wedges, and form a groove between any two described double wedges, arbitrary described double wedge side two edge lengths is equal;
Described double wedge quantity is equal with ventilating window quantity, and described number of recesses is equal with support arm quantity, and arbitrary described recess width is equal with arbitrary support arm width;
Described lead-in wire pressing plate is located at bottom stator core, and described lead-in wire pressing plate side is provided with some cable clamping interfaces.
2. a kind of motor stator assembly structure according to claim 1, is characterized in that: be provided with rotor assembling cylinder in the middle part of described electric machine support inside, and described rotor assembling cylinder and electric machine support are formed in one structure.
3. a kind of motor stator assembly structure according to claim 1, it is characterized in that: described stator core vertical orientation is provided with through cylindrical cavity, described stator coil is located in the middle part of stator core, adopts self-pressing type fixed structure between described stator coil and stator core.
4. a kind of motor stator assembly structure according to claim 1, is characterized in that: the inner both sides of described cable clamping interface are respectively provided with a fixing muscle.
5. a kind of motor stator assembly structure according to claim 1, is characterized in that: described stator core thickness is less than the height of ventilating window.
6. a kind of motor stator assembly structure according to claim 1, is characterized in that: be provided with line outlet groove bottom described electric machine support.
7. a kind of motor stator assembly structure according to claim 1, it is characterized in that: described electric machine support material is macromolecular material, described electric machine support longitudinal cross-section is trapezoidal, and upper end width is less than lower end width.
8. a kind of motor stator assembly structure according to claim 1, is characterized in that: described electric machine support inside top is provided with some reinforcements.
9. a kind of motor stator assembly structure according to claim 1, is characterized in that: described electric machine support altitude range is 45mm-120mm.
10. a kind of motor stator assembly structure according to claim 1, is characterized in that: described stator core peripheral diameter scope is 25mm-85mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520850344.1U CN205123515U (en) | 2015-10-29 | 2015-10-29 | Motor stator assembly structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520850344.1U CN205123515U (en) | 2015-10-29 | 2015-10-29 | Motor stator assembly structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205123515U true CN205123515U (en) | 2016-03-30 |
Family
ID=55579087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520850344.1U Expired - Fee Related CN205123515U (en) | 2015-10-29 | 2015-10-29 | Motor stator assembly structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205123515U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105162295A (en) * | 2015-10-29 | 2015-12-16 | 王欣 | Motor stator assembly structure and airflow generator with same |
| CN107947417A (en) * | 2017-12-30 | 2018-04-20 | 天津卓优智顺科技有限公司 | A kind of heat-dissipating structure of motor stator |
-
2015
- 2015-10-29 CN CN201520850344.1U patent/CN205123515U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105162295A (en) * | 2015-10-29 | 2015-12-16 | 王欣 | Motor stator assembly structure and airflow generator with same |
| CN107947417A (en) * | 2017-12-30 | 2018-04-20 | 天津卓优智顺科技有限公司 | A kind of heat-dissipating structure of motor stator |
| CN107947417B (en) * | 2017-12-30 | 2024-07-23 | 洛森通风设备(上海)有限公司 | Motor stator heat radiation structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160330 Termination date: 20191029 |