CN210724374U - Direct-drive motor assembly body - Google Patents
Direct-drive motor assembly body Download PDFInfo
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- CN210724374U CN210724374U CN201921464899.7U CN201921464899U CN210724374U CN 210724374 U CN210724374 U CN 210724374U CN 201921464899 U CN201921464899 U CN 201921464899U CN 210724374 U CN210724374 U CN 210724374U
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Abstract
The utility model relates to an electrical equipment field especially relates to a directly drive motor assembly body. It includes: the motor comprises a main shaft, a shaft sleeve, a motor base, a motor stator, a motor rotor and a positioning wheel, wherein the shaft sleeve, the motor base, the motor stator, the motor rotor and the positioning wheel are sequentially coaxially sleeved on the main shaft from back to front; the front end of the main shaft is provided with a shaft head used for being connected with a positioning wheel; the shaft sleeve is sleeved on the main shaft, the front end of the shaft sleeve is connected with the motor base in a clamped mode, the front end of the motor base is connected with the motor stator, the motor rotor is clamped inside the motor stator and sleeved on the main shaft, and the main shaft rotates to drive the shaft sleeve, the motor base, the motor stator, the motor rotor and the positioning wheel to rotate. The utility model simplifies the installation process of the direct drive motor assembly body and improves the assembly efficiency; the stability of the device in the working process is improved; each part can be quickly installed and connected or separated, and the maintenance and the repair are convenient.
Description
Technical Field
The utility model relates to an electrical equipment field especially relates to a directly drive motor assembly body.
Background
Direct drive motor, the abbreviation of direct drive motor. Mainly means that the motor does not need to pass through a transmission device (such as a transmission belt) when driving a load. The direct drive motor is suitable for various washing machines, and has the main advantages of silence, energy conservation, stability and strong power.
However, the assembly process of the existing direct drive motor is difficult, and particularly, the assembly process of the spindle and a plurality of parts directly related to the spindle in the assembly body of the direct drive motor at the core part of the direct drive motor is complicated.
The invention discloses an annular direct drive motor which is disclosed in 2018, 8, 14 and the application publication number of the invention patent application is CN108400661A, and the invention comprises a stator assembly and a rotor assembly, wherein the stator assembly is formed by sequentially splicing a plurality of magnetic plates, permanent magnets are distributed on the magnetic plates, the magnetic plates comprise arc-shaped magnetic plates and linear magnetic plates, and the rotor assembly is positioned on the stator assembly and matched with the stator assembly. Also like the grant of a patent of a cross straight line module disclosed by the chinese patent office in 2019, 6, month and 14, the grant publication number is CN208939798U, which includes: the X-axis module comprises an X-axis base, an X-axis stator magnetic track, an X-axis rotor and an X-axis sliding block, wherein the X-axis stator magnetic track is positioned in the X-axis base; the Y-axis module can follow X-axis module length direction carries out linear reciprocating motion, the Y-axis module includes Y axle base, is located Y axle stator magnetic track in the Y axle base, can be relative Y axle stator magnetic track gliding Y axle active cell, be located Y axle sliding block on the Y axle active cell and being located carry the thing piece on the Y axle sliding block. Still like the utility model patent of a linear electric motor who discloses in 2018, 7, 31, the chinese patent office authorizes, authorizes the publication number and is CN207677615U, it include the stator magnetic track and for the gliding active cell of stator magnetic track, be provided with the slide rail on the stator magnetic track, the stator magnetic track with slide rail sliding fit, be provided with eccentric iron core in the active cell, be provided with temperature sensor in the active cell. According to the technical schemes related to the direct drive motor, the direct drive motor is optimized by improving the working mode of the direct drive motor or improving the structure of the direct drive motor, but the technical schemes still have the problems of complex structure, complex assembly and the like.
Disclosure of Invention
Comparatively complicated, the assembling process is loaded down with trivial details for solving among the current direct drive motor main shaft and rather than the assembly body part structure that directly is relevant, leads to production efficiency low scheduling problem, the utility model provides a direct drive motor assembly body. The purpose is as follows: firstly, the assembly process of a direct drive motor assembly body is simplified, and the assembly efficiency is improved; secondly, ensure the stability of directly driving the motor assembly body, ensure its stability in the course of the work.
In order to achieve the above purpose, the utility model adopts the following technical scheme.
A direct drive motor assembly comprising:
the motor comprises a main shaft, a shaft sleeve, a motor base, a motor stator, a motor rotor and a positioning wheel, wherein the shaft sleeve, the motor base, the motor stator, the motor rotor and the positioning wheel are sequentially coaxially sleeved on the main shaft from back to front;
the front end of the main shaft is provided with a shaft head used for being connected with a positioning wheel;
the shaft sleeve is sleeved on the main shaft, the front end of the shaft sleeve is connected with the motor base in a clamped mode, the front end of the motor base is connected with the motor stator, the motor rotor is clamped inside the motor stator and sleeved on the main shaft, and the main shaft rotates to drive the shaft sleeve, the motor base, the motor stator, the motor rotor and the positioning wheel to rotate.
As a preference, the first and second liquid crystal compositions are,
the shaft sleeve is respectively a front half part and a rear half part, and the front half part and the rear half part are cylindrical and are provided with through holes which are communicated with each other in front and back and are used for being sleeved on the main shaft;
the outer diameter of the front half part of the shaft sleeve is larger than that of the rear half part.
As a preference, the first and second liquid crystal compositions are,
the motor base is a plate-shaped part and is provided with a through hole which is communicated with the front and the back and is used for connecting the shaft sleeve;
the outer octagon of the motor base outer frame.
As a preference, the first and second liquid crystal compositions are,
the front end face of the motor base is provided with a circular groove;
a wall plate protruding forwards is arranged in the circular groove around the through hole;
and a front clamping piece protruding forwards in an annular mode is arranged on the front end face of the motor base around the wall of the circular groove.
As a preference, the first and second liquid crystal compositions are,
the motor stator is provided with a mounting circular groove which is communicated with the front and the back;
the rear end face of the motor stator is provided with a rear clamping piece used for connecting a motor base.
As a preference, the first and second liquid crystal compositions are,
a plurality of limiting pieces are arranged in the mounting circular groove, and a single limiting piece is arranged from front to back;
the limiting pieces are evenly arranged in the circumferential direction in the installation circular groove and are not in contact with each other, and a limiting groove is formed by the holes between every two adjacent limiting pieces.
As a preference, the first and second liquid crystal compositions are,
the side wall of the motor rotor is provided with a plurality of arc-shaped raised cylinders;
the arc-shaped bulges are uniformly arranged on the side wall of the connecting part along the circumferential direction of the connecting part;
and a limiting bulge matched with the limiting groove is arranged between every two adjacent arc-shaped bulges.
The utility model has the advantages that:
1) the installation process of the direct drive motor assembly body is simplified, and the assembly efficiency is improved;
2) the stability of the device in the working process is improved;
3) each part can be quickly installed and connected or separated, and the maintenance and the repair are convenient.
Drawings
FIG. 1 is a schematic view of the present invention prior to assembly;
FIG. 2 is a schematic view of the assembly of the present invention;
FIG. 3 is a side view of the present invention from the front of the assembly;
FIG. 4 is an enlarged view of portion A of FIG. 1;
in the figure: the motor comprises a main shaft 1, a shaft head 11, a shaft sleeve 2, a mounting hole 21, a motor base 3, a circular groove 31, a wallboard 32, a front clamping piece 33, a motor stator 4, a cross-shaped body 41, a connecting body 42, an assembly body 43, a rear clamping piece 44, a limiting piece 45, a limiting groove 46, a motor rotor 5, a connecting part 51, a fixing part 52, an arc-shaped bulge 53, a limiting bulge 54 and a positioning wheel 6.
Detailed Description
The invention is described in further detail below with reference to specific embodiments and drawings. Those of ordinary skill in the art will be able to implement the invention based on these descriptions. Moreover, references to embodiments of the invention in the following description are generally only to be considered as examples of the invention, and not as all embodiments. Therefore, all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention shall fall within the protection scope of the present invention.
Examples
A direct drive motor assembly 43 as shown in fig. 1 to 4, comprising:
the section of the main shaft is round, the shaft sleeve 2, the motor base 3, the motor stator 4, the motor rotor 5 and the positioning wheel 6 are arranged on the main shaft 1 together with the shaft sleeve 2, and the front end of the main shaft 1 is provided with a shaft head 11 for mounting the positioning wheel 6;
the shaft sleeve 2, the motor base 3, the motor stator 4, the motor rotor 5 and the positioning wheel 6 are arranged on the same shaft sleeve 2 from back to front;
the shaft sleeve 2 is composed of two parts, namely a front half part and a rear half part as shown in figure 1, wherein the front half part and the rear half part are cylindrical and are provided with through holes which are communicated with each other in a front-back mode and are used for being sleeved on the main shaft 1, and the outer diameter of the front half part is larger than that of the rear half part;
the rear half part of the shaft sleeve 2 is also provided with a pair of opposite mounting holes 21 on the side wall, and the mounting holes 21 are used for being matched with the direct drive motor main body to fix the shaft sleeve 2;
the motor base 3 is a plate-shaped part with an octagonal outer frame, a circular groove 31 is arranged on the front end face of the motor base, a through hole which is communicated with the front and the back and used for being sleeved on the shaft sleeve 2 is formed in the center of the groove, a wall plate 32 protruding forwards is arranged in the circular groove 31 around the edge of the through hole, the wall plate 32 can effectively improve the stability of the motor base 3 and the shaft sleeve 2 in a sleeved mode, the problem that the motor base 3 shakes in the using process is avoided, potential safety hazards are reduced, and safety is improved;
the motor base 3 outer frame is octagonal, has better stability, vibration resistance and shock resistance, can better keep the stability of the motor base when being impacted, particularly has disorder vibration in the working process of the motor, four corners of the conventional rectangular outer frame are easy to bear force when being impacted, so that the motor base 3 is abraded and even cracked, and the circular outer frame motor base 3 has the problem of difficult fixation, so that the octagonal outer frame has the advantages of both stability and vibration resistance and shock resistance;
a front clamping piece 33 protruding forwards in an annular mode is arranged on the front end face of the motor base 3 and surrounds the groove wall of the circular groove 31;
the motor stator 4 is provided with a mounting circular groove which is communicated with the front and the back, the motor stator 4 consists of three parts which are fixedly connected, the motor stator comprises a rear cross-shaped body 41, a middle cylindrical connecting body 42 and a front cylindrical assembly body 43, the cross-shaped body 41 is provided with a screw hole which is mutually fixed with the octagonal outer frame of the motor base 3, the inner diameters of the middle cylindrical connecting body 42 and the front cylindrical assembly body 43 are equal, and the outer diameter of the middle cylindrical connecting body 42 is larger than that of the front cylindrical assembly body 43;
the rear end face of the cross-shaped body 41 of the motor stator 4 is provided with a rear clamping piece 44 with an annular bulge, the inner diameter of the rear clamping piece 44 is equal to the outer diameter of the front clamping piece 33 of the motor base 3, and the motor stator 4 and the motor base 3 can be clamped in a matched manner after being clamped and connected, so that the relative fixation of the motor stator 4 and the motor base 3 is realized;
a plurality of limiting pieces 45 are arranged in the installation circular groove, a single limiting piece 45 is arranged from front to back, the limiting pieces 45 are uniformly arranged in the installation circular groove in the circumferential direction and are not in contact with each other, and a limiting groove 46 is formed by a hole between every two adjacent limiting pieces 45;
the width of the bottom of the limiting groove 46 is larger than the width of the opening of the groove;
the motor rotor 5 comprises a front end fixing part 52 and a rear end connecting part 51 which are fixedly connected with each other, the fixing part 52 is cylindrical and is sleeved on the spindle 1, the connecting part 51 is cylindrical, the side wall of the connecting part 51 is provided with a plurality of arc-shaped bulges 53, the arc-shaped bulges 53 are uniformly arranged on the side wall of the connecting part 51 along the circumferential direction of the connecting part, as shown in fig. 1, the side wall of the connecting part 51 of the motor rotor 5 is uniformly provided with eight arc-shaped bulges 53, and a limiting bulge 54 matched with the limiting groove 46 is arranged between every two adjacent arc-shaped bulges 53;
the positioning wheel 6 is sleeved on the main shaft 1 and can slide along the main shaft 1, and the positioning wheel 6 is fixed at the shaft head 11 part and is in damping connection or clamping connection with the shaft head 11 part in the working process so as to realize relative fixation of the positioning wheel and the shaft head.
When in use:
firstly, a shaft sleeve 2, a motor base 3, a motor stator 4, a motor rotor 5 and a positioning wheel 6 are sequentially arranged on a main shaft 1 together with the shaft sleeve 2 from back to front, the positioning wheel 6 is pushed to a shaft head 11 of the main shaft 1 to realize the relative fixation of the positioning wheel 6 and the main shaft 1, then the shaft sleeve 2 is pushed forwards, the front part of the shaft sleeve 2 is clamped in a through hole of the motor base 3 to realize the fixation of the shaft sleeve 2 and the motor base 3, the forward pushing is continued, a front clamping piece 33 of the motor base 3 is clamped in a rear clamping piece 44 of the motor stator 4, the mutual fixation of the shaft sleeve 2, the motor base 3 and the motor stator 4 is realized, the forward pushing is continued, a limiting piece 45 on the side wall of a connecting part 51 at the rear part of the positioning wheel 6 is clamped in a limiting groove 46 of the motor stator 4, the mutual connection of the shaft sleeve 2, the motor base 3, the motor stator 4 and the motor, and the whole body comprising the motor rotor 5 and the positioning wheel 6 is driven to rotate by the shaft sleeve 2 so as to realize the direct driving function.
Claims (7)
1. A direct drive motor assembly, comprising:
the motor comprises a main shaft, a shaft sleeve, a motor base, a motor stator, a motor rotor and a positioning wheel, wherein the shaft sleeve, the motor base, the motor stator, the motor rotor and the positioning wheel are sequentially coaxially sleeved on the main shaft from back to front;
the front end of the main shaft is provided with a shaft head used for being connected with a positioning wheel;
the shaft sleeve is sleeved on the main shaft, the front end of the shaft sleeve is connected with the motor base in a clamped mode, the front end of the motor base is connected with the motor stator, the motor rotor is clamped inside the motor stator and sleeved on the main shaft, and the main shaft rotates to drive the shaft sleeve, the motor base, the motor stator, the motor rotor and the positioning wheel to rotate.
2. A direct drive motor assembly as set forth in claim 1,
the shaft sleeve is respectively a front half part and a rear half part, and the front half part and the rear half part are cylindrical and are provided with through holes which are communicated with each other in front and back and are used for being sleeved on the main shaft;
the outer diameter of the front half part of the shaft sleeve is larger than that of the rear half part.
3. A direct drive motor assembly as set forth in claim 1,
the motor base is a plate-shaped part and is provided with a through hole which is communicated with the front and the back and is used for connecting the shaft sleeve;
the outer octagon of the motor base outer frame.
4. A direct drive motor assembly as set forth in claim 3,
the front end face of the motor base is provided with a circular groove;
a wall plate protruding forwards is arranged in the circular groove around the through hole;
and a front clamping piece protruding forwards in an annular mode is arranged on the front end face of the motor base around the wall of the circular groove.
5. A direct drive motor assembly as set forth in claim 1,
the motor stator is provided with a mounting circular groove which is communicated with the front and the back;
the rear end face of the motor stator is provided with a rear clamping piece used for connecting a motor base.
6. A direct drive motor assembly as set forth in claim 5,
a plurality of limiting pieces are arranged in the mounting circular groove, and a single limiting piece is arranged from front to back;
the limiting pieces are evenly arranged in the circumferential direction in the installation circular groove and are not in contact with each other, and a limiting groove is formed by the holes between every two adjacent limiting pieces.
7. A direct drive motor assembly as set forth in claim 6,
the side wall of the motor rotor is provided with a plurality of arc-shaped raised cylinders;
the arc-shaped bulges are uniformly arranged on the side wall of the connecting part along the circumferential direction of the connecting part;
and a limiting bulge matched with the limiting groove is arranged between every two adjacent arc-shaped bulges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921464899.7U CN210724374U (en) | 2019-09-04 | 2019-09-04 | Direct-drive motor assembly body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921464899.7U CN210724374U (en) | 2019-09-04 | 2019-09-04 | Direct-drive motor assembly body |
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| Publication Number | Publication Date |
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| CN210724374U true CN210724374U (en) | 2020-06-09 |
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| CN201921464899.7U Active CN210724374U (en) | 2019-09-04 | 2019-09-04 | Direct-drive motor assembly body |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113073645A (en) * | 2021-02-23 | 2021-07-06 | 武汉船用机械有限责任公司 | Electromagnetic pile hammer |
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2019
- 2019-09-04 CN CN201921464899.7U patent/CN210724374U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113073645A (en) * | 2021-02-23 | 2021-07-06 | 武汉船用机械有限责任公司 | Electromagnetic pile hammer |
| CN113073645B (en) * | 2021-02-23 | 2022-08-05 | 武汉船用机械有限责任公司 | Electromagnetic pile hammer |
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