CN219611512U - Speed reducing motor - Google Patents
Speed reducing motor Download PDFInfo
- Publication number
- CN219611512U CN219611512U CN202320306282.2U CN202320306282U CN219611512U CN 219611512 U CN219611512 U CN 219611512U CN 202320306282 U CN202320306282 U CN 202320306282U CN 219611512 U CN219611512 U CN 219611512U
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- speed reducing
- inner shell
- motor
- damping rubber
- reducing mechanism
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model discloses a gear motor, which comprises a motor body, an inner shell and an outer shell, wherein a cavity is formed between the inner shell and the outer shell, two ends of the motor body are connected with inner sleeves, a damping rubber ring is arranged between the inner sleeves and the inner shell, and a radial gap is formed between the motor body and the inner shell by the damping rubber ring; the two ends of the inner shell are provided with end covers, the end covers are provided with connecting pins, the two ends of the outer shell are provided with mounting cover plates, the mounting cover plates are provided with connecting grooves, and the connecting grooves are provided with damping rubber sleeves; the motor body is provided with a motor shaft which is in transmission connection with the speed reducing mechanism, the speed reducing mechanism is provided with an output shaft, the output shaft extends out of the corresponding end cover and the mounting cover plate, and one of the inner sleeves is provided with the speed reducing mechanism and is a single-output-shaft speed reducing motor; when the two inner sleeves are provided with the speed reducing mechanisms, the speed reducing mechanism is a double-output-shaft speed reducing motor; the double-layer suspension design reduces the conduction and resonance of sound and achieves the effect of noise reduction.
Description
Technical Field
The utility model relates to the technical field of gear motors, in particular to a gear motor.
Background
The lifting window is a window type which can be opened and closed by lifting and lowering a window sash. The lifting window generally adopts a motor driving mode to realize the opening and closing of the window sashes. At present, the driving motor of the electric lifting window is usually installed in an aluminum profile of the lifting window in a naked mode, the structure of the driving motor generally comprises a motor body and a speed reducing mechanism arranged at the output end of the motor body, the speed reducing mechanism is provided with an installation seat fixedly connected with the aluminum profile, and the speed reducing mechanism is provided with an output shaft and realizes power transmission through the output shaft. The defects of the prior art are that the motor can generate larger vibration during working, the aluminum profile material has larger resonance amplification factor according to the characteristics of the material of the motor, so that the motor resonates with the aluminum profile in direct contact with the motor during working, larger noise is caused, and the vibration and noise reduction effects are poor.
Disclosure of Invention
Aiming at the defects and shortcomings of the prior art, the utility model provides the gear motor which is simple and reasonable in structure and good in damping and noise reduction effects.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model relates to a gear motor, which comprises a motor body, an inner shell and an outer shell, wherein the motor body, the inner shell and the outer shell are sequentially sleeved from inside to outside, a cavity is formed between the inner shell and the outer shell, the motor body is positioned in the middle of the inner shell, two ends of the motor body are respectively connected with an inner sleeve sleeved in the inner shell, a damping rubber ring is arranged between the inner sleeve and the inner shell, and a radial gap is formed between the motor body and the inner shell by the damping rubber ring;
the two ends of the inner shell are respectively provided with an end cover, the end covers are axially provided with connecting pins, the two ends of the outer shell are respectively provided with a mounting cover plate, the mounting cover plates are provided with connecting grooves corresponding to the connecting pins, and the connecting grooves are sleeved with damping rubber sleeves in plug-in fit with the connecting pins;
the inside of at least one of the inner sleeves is provided with a speed reducing mechanism, the motor body is provided with a motor shaft, the motor shaft is in transmission connection with the input end of the speed reducing mechanism, the output end of the speed reducing mechanism is provided with an output shaft, and the output shaft extends out of the corresponding end cover and the mounting cover plate.
Further, the outer wall of the inner shell is sprayed with a silencing coating.
Further, an electromagnetic brake for braking the motor body is arranged in the inner shell and is connected to the motor shaft.
Further, a signal ring is further arranged on the motor shaft and matched with the Hall element to detect the rotation angle of the motor shaft.
Further, a speed reducing mechanism is arranged in each of the two inner sleeves.
Further, the end cover is evenly provided with a plurality of connecting pins along the circumferential direction, and the installation apron is provided with the spread groove with a plurality of connecting pins one-to-one, all is provided with the shock attenuation gum cover in every spread groove.
Further, the damping rubber sleeve is in interference fit with the connecting pin.
Further, the connecting pin is in clearance fit with the bottom of the connecting groove.
Further, the end parts of the damping rubber sleeves extend out of the inner end surfaces of the mounting cover plates, and the end parts of the inner shell and/or the end covers are respectively propped against the corresponding damping rubber sleeves.
The beneficial effects of the utility model are as follows: the utility model relates to a speed reducing motor, wherein a speed reducing mechanism is arranged in at least one of inner sleeves, and the speed reducing motor is a single-output-shaft speed reducing motor when one of the inner sleeves is provided with the speed reducing mechanism; when the two inner sleeves are provided with the speed reducing mechanisms, the speed reducing mechanism is a double-output-shaft speed reducing motor.
The installation apron is unsettled with interior casing and shell body, and the shock attenuation rubber ring is unsettled with motor body setting in interior casing again, forms the unsettled design of bilayer for the during operation can reach secondary amortization and shock attenuation, and the amortization coating of the outer wall of interior casing of cooperation again can reduce conduction and the resonance of sound effectively, reaches abundant shock attenuation noise reduction's effect.
Drawings
FIG. 1 is a schematic view of a first embodiment of the present utility model;
FIG. 2 is a schematic cross-sectional view of a first embodiment of the present utility model at a first viewing angle;
FIG. 3 is a schematic cross-sectional view of a first embodiment of the present utility model at a second view angle;
FIG. 4 is a schematic view of a second embodiment of the present utility model;
FIG. 5 is a schematic cross-sectional view of a second embodiment of the present utility model at a first viewing angle;
FIG. 6 is a schematic cross-sectional view of a second embodiment of the present utility model at a second viewing angle;
fig. 7 is an enlarged schematic view of the structure at a in fig. 2.
In fig. 1-7: 1. a motor body; 2. an inner housing; 3. an outer housing; 4. a cavity; 5. damping rubber rings; 6. an end cap; 7. a connecting pin; 8. installing a cover plate; 9. a connecting groove; 10. damping rubber sleeves; 11. a speed reducing mechanism; 12. an output shaft; 13. a motor shaft; 14. electromagnetic braking; 15. a signal ring; 16. an inner sleeve.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
The speed reducing motor comprises a motor body 1, an inner shell 2 and an outer shell 3 which are sequentially sleeved from inside to outside, wherein a cavity 4 is formed between the inner shell 2 and the outer shell 3, the motor body 1 is positioned in the middle of the inner shell 2, two ends of the motor body 1 are respectively connected with an inner sleeve 16 sleeved in the inner shell 2, a damping rubber ring 5 is arranged between the inner sleeve 16 and the inner shell 2, and a radial gap is formed between the motor body 1 and the inner shell 2 by the damping rubber ring 5;
the two ends of the inner shell 2 are respectively provided with an end cover 6, the end covers 6 are axially provided with connecting pins 7, the two ends of the outer shell 3 are respectively provided with mounting cover plates 8, the mounting cover plates 8 are provided with connecting grooves 9 corresponding to the connecting pins 7, and the connecting grooves 9 are internally sleeved with damping rubber sleeves 10 which are in plug-in fit with the connecting pins 7;
the inside of at least one of the inner sleeves 16 is provided with a speed reducing mechanism 11, the motor body 1 is provided with a motor shaft 13, the motor shaft 13 is in transmission connection with the input end of the speed reducing mechanism 11, the output end of the speed reducing mechanism 11 is provided with an output shaft 12, and the output shaft 12 extends out of the corresponding end cover 6 and the mounting cover plate 8.
Specifically, a plurality of bearings are further arranged in the end cover 6 and are in transmission connection with an output shaft 12 of the speed reducing mechanism 11.
In the gear motor according to the present utility model, at least one of the inner sleeves 16 is provided with the speed reducing mechanism 11, and in the first embodiment, when one of the inner sleeves 16 is provided with the speed reducing mechanism 11, the gear motor is a single-output shaft gear motor.
Preferably, in the second embodiment, the reduction mechanism 11 is provided in both inner sleeves 16. When the two inner sleeves 16 are both provided with the speed reducing mechanism 11, the speed reducing motor is a double-output-shaft speed reducing motor.
Specifically, the utility model can be applied to a lifting window, and is mainly used for controlling the opening and closing of the window, when the lifting window is installed, the two ends of the motor body 1 are connected with the inner sleeve 16, the inner sleeve 16 is internally provided with the speed reducing mechanism 11, the inner shell 2 is sleeved outside the motor body 1 and the inner sleeve 16, the damping rubber ring 5 is arranged between the inner sleeve 16 and the inner shell 2, the inner sleeve 16 and the inner shell 2 are suspended in the air, the end covers 6 are arranged at the two ends of the inner shell 2, the outer shell 3 is sleeved outside the inner shell 2, and finally the two ends of the outer shell 3 are provided with the mounting cover plates 8, so that the lifting window is assembled into a whole, the mounting cover plates 8 can effectively play a role of supporting the inner shell 2 and the outer shell 3, a hollow cavity 4 is formed between the inner shell 2 and the outer shell 3 in the suspending mode, and the hollow cavity 4 can effectively reduce resonance and play a silencing role.
The utility model is arranged in the aluminum profile of the lifting window and is characterized by being made of aluminum, so that the resonance amplification factor is larger, in order to reduce the resonance amplification factor and avoid generating larger noise, the damping rubber rings 5 are arranged between the inner sleeve 16 and the inner shell 2, and the damping rubber rings 5 can be a plurality of, so that the damping rubber rings 5 can effectively play roles of supporting and shock absorbing.
Specifically, when the motor body 1 works, larger vibration can be generated, if the motor body 1 and the speed reducing mechanism 11 are directly contacted with the inner shell 2, resonance can be generated, larger noise is generated, the speed reducing mechanism 11 and the motor body 1 are suspended in the inner shell 2 by arranging the damping rubber ring 5 between the inner sleeve 16 and the inner shell 2, and the motor body 1 and the speed reducing mechanism 11 are prevented from being directly contacted with the inner shell 2, so that resonance is reduced.
Specifically, in this embodiment, the reduction mechanism 11 belongs to the prior art, and adopts a three-stage planetary reduction gear set, and compared with the common fixed-axis gear transmission, the planetary gear transmission has the advantages of small mass, small volume, large transmission ratio, large bearing capacity, stable transmission, high transmission efficiency and the like.
Preferably, in this embodiment, the outer wall of the inner housing 2 is sprayed with a silencing coating. The noise reduction coating has good vibration/noise reduction effects, and can effectively reduce and alleviate noise generated during the operation of the motor body 1.
Specifically speaking, the installation apron 8 is unsettled with interior casing 2 and shell body 3, and the shock attenuation rubber ring 5 is unsettled with motor body 1 again and is set up in interior casing 2, forms the unsettled design of bilayer for the during operation can reach secondary amortization and shock attenuation, and the amortization coating of the outer wall of interior casing 2 is cooperated again, conduction and the resonance of sound can be reduced effectively, the effect of fully shock attenuation and noise reduction is reached.
Preferably, in this embodiment, an electromagnetic brake 14 for braking the motor body 1 is disposed in the inner housing 2, and the electromagnetic brake 14 is connected to the motor shaft 13. In this embodiment, the electromagnetic brake 14 is in a braking state when the motor body 1 is powered off, that is, brakes the motor shaft 13, and the electromagnetic brake 14 is in an unlocking state when the motor body 1 is powered on, that is, releases the braking of the motor shaft 13.
Specifically, the utility model can be applied to a lifting window to drive the lifting window to lift, because the lifting window is heavier, the gravity of the window is difficult to overcome by the self-locking force of the gear of the speed reducing mechanism 11, and the window is easy to fall and shift due to the influence of the gravity of the self, in order to avoid the unexpected displacement of the lifting window, the electromagnetic brake 14 for braking the motor body 1 is arranged in the inner shell 2, and the unexpected falling and shifting phenomenon of the window after the opening can be effectively avoided by the braking force of the electromagnetic brake 14 and the self-locking force of the speed reducing mechanism 11.
In this embodiment, a spring, an electromagnet and a brake pad are disposed in the electromagnetic brake 14, when the electromagnetic brake 14 is powered on, the electromagnet attracts the brake pad, a gap is formed between the brake pad and the motor shaft 13 to unlock, and when the electromagnetic brake 14 is powered off, the brake pad brakes the motor shaft 13 under the action of the spring, so as to play a braking role. It should be noted that the basic structure and the working principle of the electromagnetic brake 14 are all related to the prior art, and thus are not described herein.
Preferably, in this embodiment, the motor shaft 13 is further provided with a signal ring 15, and the signal ring 15 is matched with the hall element to detect the rotation angle of the motor shaft 13, so that the lifting displacement of the window can be mastered conveniently, and the control is more convenient.
Preferably, in this embodiment, the end cover 6 is uniformly provided with a plurality of connection pins 7 along the circumferential direction, the mounting cover 8 is provided with connection slots 9 corresponding to the plurality of connection pins 7 one by one, and each connection slot 9 is provided with a damping rubber sleeve 10. During operation, the damping rubber sleeve 10 can effectively play roles of buffering and damping in the radial direction and the axial direction, and noise is reduced. Through adopting a plurality of connecting pins 7 and damping gum cover 10 for be connected more firmly between inner shell 2 and the installation apron 8, the atress is more even.
Preferably, in this embodiment, the damping rubber sleeve 10 is in interference fit with the connecting pin 7, so that the connecting pin 7 is not easy to undesirably displace in the damping rubber sleeve 10, and the connection is more stable.
Preferably, in this embodiment, the connecting pin 7 is in clearance fit with the bottom of the connecting slot 9, so that rigid contact between the connecting pin 7 and the mounting cover plate 8 can be effectively prevented, and the effects of shock absorption and noise reduction are further improved. In addition, it should be noted that, since the gear motor provided by the utility model is generally installed horizontally when installed on the lifting window, and the damping rubber sleeve 10 and the connecting pin 7 are in interference fit, the connecting pin 7 is not easy to generate unexpected displacement in the connecting slot 9, that is, the connecting pin 7 is not easy to touch the installation cover plate 8 due to sliding displacement during operation.
Preferably, in this embodiment, the end portion of the damping rubber sleeve 10 extends out of the inner end surface of the mounting cover plate 8, and the end portions of the inner housing 2 and/or the end cover 6 respectively abut against the corresponding damping rubber sleeve 10, so that, on one hand, the inner housing 2 is not easy to play in a radial direction, the position degree is higher, and on the other hand, rigid contact between the inner housing 2 and/or the end cover 6 and the mounting cover plate 8 can be effectively avoided, and the damping and noise reduction effects are better.
The foregoing description is only of the preferred embodiments of the utility model, and all changes and modifications that come within the meaning and range of equivalency of the structures, features and principles of the utility model are therefore intended to be embraced therein.
Claims (9)
1. A gear motor, characterized in that: the motor comprises a motor body (1), an inner shell (2) and an outer shell (3) which are sequentially sleeved from inside to outside, wherein a cavity (4) is formed between the inner shell (2) and the outer shell (3), the motor body (1) is positioned in the middle of the inner shell (2), two ends of the motor body (1) are respectively connected with an inner sleeve (16) sleeved in the inner shell (2), a damping rubber ring (5) is arranged between the inner sleeve (16) and the inner shell (2), and a radial gap is formed between the motor body (1) and the inner shell (2) by the damping rubber ring (5);
the two ends of the inner shell (2) are respectively provided with an end cover (6), the end covers (6) are axially provided with connecting pins (7), the two ends of the outer shell (3) are respectively provided with mounting cover plates (8), the mounting cover plates (8) are provided with connecting grooves (9) corresponding to the connecting pins (7), and the connecting grooves (9) are internally sleeved with damping rubber sleeves (10) which are in plug-in fit with the connecting pins (7);
the inside of at least one of the inner sleeves (16) is provided with a speed reducing mechanism (11), the motor body (1) is provided with a motor shaft (13), the motor shaft (13) is in transmission connection with the input end of the speed reducing mechanism (11), the output end of the speed reducing mechanism (11) is provided with an output shaft (12), and the output shaft (12) extends out of the corresponding end cover (6) and the mounting cover plate (8).
2. A gear motor according to claim 1, wherein: the outer wall of the inner shell (2) is sprayed with a silencing coating.
3. A gear motor according to claim 1, wherein: an electromagnetic brake (14) for braking the motor body (1) is arranged in the inner shell (2), and the electromagnetic brake (14) is connected to the motor shaft (13).
4. A gear motor according to claim 1, wherein: the motor shaft (13) is also provided with a signal ring (15), and the signal ring (15) is matched with the Hall element and is used for detecting the rotation angle of the motor shaft (13).
5. A gear motor according to claim 1, wherein: a speed reducing mechanism (11) is arranged in each of the two inner sleeves (16).
6. A gear motor according to claim 1, wherein: the end cover (6) is uniformly provided with a plurality of connecting pins (7) along the circumferential direction, the mounting cover plate (8) is provided with connecting grooves (9) corresponding to the connecting pins (7) one by one, and each connecting groove (9) is internally provided with a damping rubber sleeve (10).
7. A gear motor according to claim 6, wherein: the damping rubber sleeve (10) is in interference fit with the connecting pin (7).
8. A gear motor according to claim 1 or 6, characterized in that: the connecting pin (7) is in clearance fit with the bottom of the connecting groove (9).
9. A gear motor according to claim 6, wherein: the end part of the damping rubber sleeve (10) extends out of the inner end surface of the mounting cover plate (8), and the end parts of the inner shell (2) and/or the end cover (6) are respectively propped against the corresponding damping rubber sleeve (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320306282.2U CN219611512U (en) | 2023-02-24 | 2023-02-24 | Speed reducing motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320306282.2U CN219611512U (en) | 2023-02-24 | 2023-02-24 | Speed reducing motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219611512U true CN219611512U (en) | 2023-08-29 |
Family
ID=87753567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320306282.2U Active CN219611512U (en) | 2023-02-24 | 2023-02-24 | Speed reducing motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219611512U (en) |
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2023
- 2023-02-24 CN CN202320306282.2U patent/CN219611512U/en active Active
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