CN210578193U - Tubular linear motor rotor with coil installed in deviation from axis - Google Patents
Tubular linear motor rotor with coil installed in deviation from axis Download PDFInfo
- Publication number
- CN210578193U CN210578193U CN201921192431.7U CN201921192431U CN210578193U CN 210578193 U CN210578193 U CN 210578193U CN 201921192431 U CN201921192431 U CN 201921192431U CN 210578193 U CN210578193 U CN 210578193U
- Authority
- CN
- China
- Prior art keywords
- coil
- rotor
- mover
- cavity
- linear motor
- 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.)
- Active
Links
Images
Landscapes
- Linear Motors (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The utility model discloses a tubulose linear electric motor active cell of skew axle center installation of coil, including active cell shell and active cell coil, the axial of active cell shell has the cavity the same with active cell coil shape, and active cell coil wears to establish in the cavity, and the axle center installation of the skew active cell shell in active cell coil's axle center. The utility model discloses a rotor coil adopts the mode installation in skew rotor shell axle center, can deviate out sufficient PCB board installation gap, under the condition that does not change rotor shell and shell thickness, obtains sufficient PCB board installation gap, need not set up the recess on the rotor shell, has practiced thrift grooved process. The rotor coil is installed in a mode of deviating from the axis of the rotor shell, the distance from one side of a PCB mounting gap to the side wall of the cavity is smaller, the poured sealant is thinner, the heat dissipation of the rotor coil is facilitated under the condition that the fixing of the rotor coil is not influenced, and the performance of the linear motor is improved.
Description
Technical Field
The utility model relates to a linear electric motor, in particular to tubulose linear electric motor active cell of skew axle center installation of coil.
Background
At present, a rotor shell and a rotor coil of a linear motor are coaxially mounted, and gaps between the rotor coil and each position of a cavity side wall are the same distance. And the clearance between the rotor coil and the side wall of the cavity is too small to be used for installing a PCB of the coil. The existing PCB installation mode is that an installation slot position is arranged on the surface of a rotor shell for fixed installation, the installation mode not only adds a slotting procedure, but also directly influences the whole appearance of the linear motor, and certain limitation is received on the installation of the linear motor.
The installation mode of another kind of PCB board sets up the mounting groove on the inside wall of cavity, and the PCB board is installed in this mounting groove, and the processing mode of this kind of mounting groove is very difficult, leads to the great reduction of production efficiency.
Considering the heat dissipation problem of the coil, it is not feasible to directly increase the diameter of the cavity for mounting the coil and the mover housing, the increase of the diameter of the cavity for mounting the coil directly affects the manufacturing cost, the increase of the diameter of the cavity for mounting the coil can provide enough PCB mounting gaps, but the thickness of the sealant for filling the gaps is also correspondingly increased, so that the heat dissipation of the coil is difficult to diffuse, and the operation of the linear motor is directly affected.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the above-mentioned defect of prior art, provide a tubulose linear electric motor active cell of the skew axle center installation of coil.
For solving the above-mentioned defect of prior art, the utility model provides a technical scheme is: a tubular linear motor rotor with coils installed in a mode of deviating from the axis comprises a rotor shell and a rotor coil, wherein a cavity with the same shape as the rotor coil is formed in the axial direction of the rotor shell, the rotor coil penetrates through the cavity, and the axis of the rotor coil deviates from the axis of the rotor shell and is installed.
As the utility model discloses the skew axis installation's of coil tubulose linear electric motor active cell improvement, active cell coil's axle center is skew active cell shell's axle center installation, the eccentric gap that has skew to come out in the cavity, active cell coil is located one side fixed mounting in eccentric gap has the PCB board.
As the utility model discloses the improvement of the tubulose linear electric motor active cell of the skew axle center installation of coil, the PCB board along active cell coil's axial setting.
As the utility model discloses the improvement of the tubular linear electric motor active cell of the skew axle center installation of coil, the active cell coil with clearance packing between the cavity inner wall has the sealed glue of fixed active cell coil.
As the utility model discloses the skew axle center of coil installation's a tubular linear electric motor active cell's improvement, PCB board fixed mounting is in behind the stator-rotor coil, penetrate again the sealed installation of gluing of irritating in the cavity is fixed.
As the utility model discloses an improvement of the tubular linear electric motor active cell of the skew axle center installation of coil, the active cell shell is the pipe form, the cavity is the pipe form cavity, the active cell coil is the pipe form.
As the utility model discloses an improvement of the tubulose linear electric motor active cell of the skew axle center installation of coil, the active cell shell is square tube form, the cavity is the tubular cavity of circle, active cell coil is the tubular of circle.
As the utility model discloses an improvement of the skew axle center installation's of coil tubulose linear electric motor active cell, the active cell shell is flat tube-shape, the cavity is flat tube-shape cavity, the active cell coil is flat tube-shape.
As an improvement of the tubular linear motor rotor of the utility model discloses the skew axle center installation of coil, the rotor coil with lateral wall around the cavity all has the clearance.
As the utility model discloses the tubular linear electric motor active cell's of the skew axle center installation of coil improvement, the both ends of active cell shell are equipped with the active cell end cover respectively and cover active cell coil, one of them be equipped with plug-in outlet wire seat on the end cover, the power cord of PCB board draw forth from this end cover and with plug-in outlet wire seat electricity is connected.
Compared with the prior art, the utility model has the advantages that: the utility model discloses a rotor coil adopts the mode installation in skew rotor shell axle center, can deviate out sufficient PCB board installation gap, under the condition that does not change rotor shell and shell thickness, obtains sufficient PCB board installation gap, need not set up the recess on the rotor shell, has practiced thrift grooved process. The rotor coil is installed in a mode of deviating from the axis of the rotor shell, the distance from one side of a PCB mounting gap to the side wall of the cavity is smaller, the poured sealant is thinner, the heat dissipation of the rotor coil is facilitated under the condition that the fixing of the rotor coil is not influenced, and the performance of the linear motor is improved.
Drawings
The invention and its advantageous technical effects are described in further detail below with reference to the accompanying drawings and embodiments, in which:
fig. 1 is a schematic view of an explosion structure according to an embodiment of the present invention.
Fig. 2 is a side view of the embodiment of the present invention.
Fig. 3 is a schematic diagram of an explosion structure according to an embodiment of the present invention.
Fig. 4 is a side view of the embodiment of the present invention.
Fig. 5 is a schematic diagram of a three-explosion structure according to an embodiment of the present invention.
Fig. 6 is a three-side view of an embodiment of the present invention.
Reference symbol names: 1. the rotor comprises a rotor shell 2, a rotor coil 3, a cavity 4, an eccentric gap 5, a PCB 6 and a gap.
Detailed Description
The invention will be further described below with reference to the drawings and specific examples, but the embodiments of the invention are not limited thereto.
The first embodiment is as follows: as shown in fig. 1 and 2, a tubular linear motor mover with coils installed off-axis includes a mover housing 1 and a mover coil 2, the mover housing 1 has a cavity 3 with the same shape as the mover coil 2 in the axial direction, the mover coil 2 is inserted into the cavity 3, and the axis of the mover coil 2 is installed off-axis of the mover housing 1. The rotor shell 1 is in a circular tube shape, the cavity 3 is in a circular tube shape, and the rotor coil 2 is in a circular tube shape.
Preferably, the axis of the mover coil 2 is installed to be deviated from the axis of the mover housing 1, the cavity 3 has a deviated eccentric slit 4 therein, and a PCB board 5 is fixedly installed on one side of the mover coil 2 located at the eccentric slit 4.
Preferably, the PCB board 5 is disposed along an axial direction of the mover coil 2.
Preferably, a gap 6 between the mover coil 2 and an inner wall of the cavity 3 is filled with a sealant fixing the mover coil 2. The thickness of the sealant deviated from the mounting side of the PCB panel 5 is thinner than that of the sealant at the other gap 6 positions.
Preferably, the PCB 5 is fixedly installed on the stator and rotor coils 2 and then penetrates into the cavity 3 to be filled with sealant for installation and fixation.
In the second embodiment, as shown in fig. 3 and 4, a tubular linear motor mover with coils installed off-axis includes a mover housing 1 and a mover coil 2, the mover housing 1 has a cavity 3 with the same shape as the mover coil 2 in the axial direction, the mover coil 2 is inserted into the cavity 3, and the axis of the mover coil 2 is installed off-axis from the axis of the mover housing 1. The rotor shell 1 is in a square tube shape, the cavity 3 is in a round tube shape, and the rotor coil 2 is in a round tube shape.
In a third embodiment, as shown in fig. 5 and 6, a tubular linear motor mover with coils installed off-axis includes a mover housing 1 and a mover coil 2, the mover housing 1 has a cavity 3 with the same shape as the mover coil 2 in the axial direction, the mover coil 2 is inserted into the cavity 3, and the axis of the mover coil 2 is installed off-axis from the axis of the mover housing 1. The rotor shell 1 is in a flat tube shape, the cavity 3 is a flat tube-shaped cavity, and the rotor coil 2 is in a flat tube shape.
Preferably, the mover coil 2 has a gap 6 with a sidewall around the cavity 3. The gaps 6 are filled with sealant.
Preferably, both ends of the rotor housing 1 are respectively provided with a rotor end cover for covering the rotor coil 2, one end cover is provided with a plug-in type wire outlet base, and a power line of the PCB board is led out from the end cover and is electrically connected with the plug-in type wire outlet base.
The utility model discloses a rotor coil adopts the mode installation in skew rotor shell axle center, can deviate out sufficient PCB board installation gap, under the condition that does not change rotor shell and shell thickness, obtains sufficient PCB board installation gap, need not set up the recess on the rotor shell, has practiced thrift grooved process. The rotor coil is installed in a mode of deviating from the axis of the rotor shell, the distance from one side of a PCB mounting gap to the side wall of the cavity is smaller, the poured sealant is thinner, the heat dissipation of the rotor coil is facilitated under the condition that the fixing of the rotor coil is not influenced, and the performance of the linear motor is improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and structures of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A tubular linear motor rotor with coils installed in a mode of deviating from the axis comprises a rotor shell and a rotor coil and is characterized in that a cavity with the same shape as the rotor coil is formed in the axial direction of the rotor shell, the rotor coil penetrates through the cavity, and the axis of the rotor coil deviates from the axis of the rotor shell and is installed.
2. The tubular linear motor mover of claim 1, wherein the mover coil is mounted off-axis from the axis of the mover housing, the cavity has an off-axis eccentric slot therein, and a PCB board is fixedly mounted on the mover coil on a side of the eccentric slot.
3. The tubular linear motor mover of claim 2, wherein the PCB board is disposed along an axial direction of the mover coil.
4. The tubular linear motor mover of claim 2, wherein a gap between said mover coil and an inner wall of said cavity is filled with a sealant for fixing the mover coil.
5. The tubular linear motor rotor with coils installed eccentrically according to claim 2, wherein the PCB board is fixedly installed on the rotor coil and then penetrates into the cavity to be installed and fixed by being filled with sealant.
6. The tubular linear motor mover of claim 2, wherein said mover housing is a circular tube, said cavity is a circular tube shaped cavity, and said mover coil is a circular tube.
7. The tubular linear motor mover mounted with coils off-center as claimed in claim 2, wherein said mover housing is a square tube, said cavity is a circular tube shaped cavity, and said mover coil is a circular tube.
8. The tubular linear motor mover of claim 2, wherein the mover housing is in the form of a flat tube, the cavity is a flat tube-shaped cavity, and the mover coil is in the form of a flat tube.
9. A coil off-axis mounted tubular linear motor mover according to any one of claims 3-8, wherein said mover coil has a gap with a sidewall around said cavity.
10. The tubular linear motor rotor with coils installed eccentrically according to claim 2, wherein rotor end covers are respectively provided at both ends of the rotor housing to cover the rotor coils, one of the end covers is provided with a plug-in type outlet base, and a power line of the PCB board is led out from the end cover and electrically connected with the plug-in type outlet base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921192431.7U CN210578193U (en) | 2019-07-26 | 2019-07-26 | Tubular linear motor rotor with coil installed in deviation from axis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921192431.7U CN210578193U (en) | 2019-07-26 | 2019-07-26 | Tubular linear motor rotor with coil installed in deviation from axis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210578193U true CN210578193U (en) | 2020-05-19 |
Family
ID=70659575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921192431.7U Active CN210578193U (en) | 2019-07-26 | 2019-07-26 | Tubular linear motor rotor with coil installed in deviation from axis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210578193U (en) |
-
2019
- 2019-07-26 CN CN201921192431.7U patent/CN210578193U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204408074U (en) | A kind of external rotor electric machine | |
| CN106602772A (en) | Rotating electrical machine connection component and method of manufacturing the same | |
| CN202931046U (en) | Plastic packaging motor stator assembly having electric corrosion resistance structure | |
| CN204835836U (en) | Mechanical assembly of motor and controller | |
| CN104638783A (en) | Stator structure and motor | |
| CN103166334A (en) | Split-type motor stator and motor | |
| CN105634161B (en) | Stator punching, field frame assembly, field frame assembly assemble method and motor | |
| CN210578193U (en) | Tubular linear motor rotor with coil installed in deviation from axis | |
| CN108370183B (en) | Stator or rotor produced by plug technology with reduced sheet length | |
| CN203456955U (en) | Motor stator assembly and motor applied therewith | |
| CN203278557U (en) | Plastic sealed motor | |
| JP5350019B2 (en) | Electric motor | |
| CN104295496A (en) | Outer rotor type compressor | |
| CN204140409U (en) | External rotor type compressor | |
| CN206283382U (en) | A kind of interpolation type oil pump direct connection motor | |
| CN210927244U (en) | Insulation paper structure for stator slot of flat wire motor | |
| CN204103642U (en) | A kind of motor | |
| CN212648673U (en) | Busbar, motor, water pump and vehicle | |
| CN201590693U (en) | Installation structure of motor cast-aluminum end cover and stator | |
| CN203554197U (en) | Motor end cover and permanent magnet synchronous motor using the same | |
| CN102710033A (en) | Motor external stator with adjustable inner diameter and manufacturing method of motor external stator | |
| CN201674310U (en) | End cap component and miniature motor | |
| CN202352964U (en) | Single-phase universal power supply plug | |
| CN205647061U (en) | Combination formula motor stator and motor thereof | |
| CN220342155U (en) | Explosion-proof permanent magnet synchronous motor for coal mine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221020 Address after: Room 522, 5/F, Building 1, Qimeng Entrepreneurship Center, Liangzhu Street, Yuhang District, Hangzhou City, Zhejiang Province 310000 Patentee after: Hangzhou Forward Intelligent Equipment Co.,Ltd. Address before: Room 309, office building 1, zone a, Zhongda Marine Biotechnology R & D base, 9 Xincheng Avenue, Songshanhu high tech Industrial Development Zone, Dongguan City, Guangdong Province, 523000 Patentee before: DONGGUAN BEISHENG INTELLIGENT TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right |