CN218152241U - Joint motor with brake - Google Patents
Joint motor with brake Download PDFInfo
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- CN218152241U CN218152241U CN202221725569.0U CN202221725569U CN218152241U CN 218152241 U CN218152241 U CN 218152241U CN 202221725569 U CN202221725569 U CN 202221725569U CN 218152241 U CN218152241 U CN 218152241U
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- planetary gear
- assembly
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Abstract
The application discloses take joint motor of stopper includes: the outer rotor motor assembly, install the stopper on the output shaft of outer rotor motor assembly one end, the transmission is connected in the planetary gear reducer subassembly of the other end of outer rotor motor assembly, is located the controller of same end with the stopper, and cover in the periphery of stopper and controller and with the back lid of outer rotor motor assembly connection. The controller provides electric energy for the outer rotor motor assembly and the brake and controls the outer rotor motor assembly and the brake according to an external communication command received by the controller, the outer rotor motor converts the electric energy into rotational kinetic energy to output torque, and the planetary gear reducer assembly receives the rotational torque output by the outer rotor motor assembly, reduces the speed of the rotational motion and outputs the rotational motion. This application can be when outer rotor motor subassembly outage or unusual, clasps the output shaft that locks outer rotor motor subassembly through the stopper, makes outer rotor motor subassembly and planetary gear reducer subassembly stall immediately, realizes effective braking.
Description
Technical Field
The utility model relates to a motor, in particular to take joint motor of stopper.
Background
In order to ensure the safety of the curtain wall robot in the high-altitude operation, a safety device is usually added on the curtain wall robot so as to hang the curtain wall robot when the curtain wall robot is separated from the outer wall of a high building to prevent the curtain wall robot from falling. The existing safety device generally comprises a safety rope fixed on a high building and an elevating mechanism which is installed on the safety rope and moves up and down along the safety rope, wherein the elevating mechanism is connected with a curtain wall robot, and when the curtain wall robot is separated from the outer wall of the high building, the curtain wall robot can be hung on the safety rope through the elevating mechanism, so that the curtain wall robot is ensured not to fall. Generally speaking, elevating system mainly relies on elevating system's motor drive elevating system's drive wheel to reciprocate along the safety rope to go up and down, consequently, the motor need with curtain robot adaptation, the work of cooperation curtain robot, when guaranteeing motor outage or unusual, elevating system can in time hover, can not slide along the safety rope, cause safety device inefficacy.
Disclosure of Invention
An object of the utility model is to provide a take joint motor of stopper, when guaranteeing joint motor outage or unusual, can realize effective braking.
In order to achieve the above purpose, the utility model provides a technical scheme does:
a joint motor with brake, comprising: the device comprises a planetary gear reducer assembly, an outer rotor motor assembly, a controller, a brake and a rear cover; the brake is arranged on an output shaft at one end of the outer rotor motor component, the planetary gear reducer component is in transmission connection with the other end of the outer rotor motor component, the controller and the brake are positioned at the same end, and the rear cover is arranged at the periphery of the brake and the controller and connected with the outer rotor motor component; the controller provides electric energy for the outer rotor motor assembly and the brake, and controls the outer rotor motor assembly and the brake according to an external communication command received by the controller, the outer rotor motor assembly converts the electric energy into rotational kinetic energy to output torque, and the planetary gear reducer assembly receives the torque output by the outer rotor motor assembly, reduces the speed of the rotational motion and outputs the torque.
Further, the rotation torque output by the joint motor with the brake is not less than 5Nm.
Further, the planetary gear reducer assembly is a multi-stage planetary gear reducer assembly.
Further, the external rotor motor assembly includes: the main body part and the planetary gear reducer assembly are sequentially arranged in the shell from the opening, an output shaft of the outer rotor motor assembly extends out of the other end face of the shell and is rotationally connected with the shell through the fourth bearing, and the planetary gear reducer assembly is connected with the shell and serves as an end cover of the shell.
Further, the body portion includes: the output shaft, the motor rotor, the first bearing, the stator bracket, the second bearing, the third bearing, the outer frame motor winding, the magnetic steel and the magnetic yoke; the motor rotor structure comprises a stator support, an outer frame motor winding, magnetic steel, a magnet yoke, a motor rotor, a planetary gear retainer, a first bearing, a second bearing, a third bearing, a planetary gear retainer and a planetary gear reducer assembly, wherein the stator support is installed on a central shaft of the motor rotor through the first bearing, the outer frame motor winding is arranged on the periphery of the stator support, the magnetic steel is arranged on the periphery of the outer frame motor winding, the magnet yoke is arranged on the periphery of the magnetic steel, the magnetic steel and the magnet yoke are connected with the motor rotor and transmit motion to the motor rotor, the output shaft is fixed at the center of the motor rotor and rotates synchronously with the motor rotor, the second bearing is fixed on the inner wall of the stator support, the third bearing is fixed on the central shaft of the motor rotor, and the planetary gear retainer of the planetary gear reducer assembly is connected between the electronic rotor and the stator support through the second bearing and the third bearing.
Further, the thickness of the magnetic steel is not less than 3mm.
Further, the magnetic steel is silicon steel.
Further, the planetary gear reducer assembly includes: first and second planetary gear assemblies, each of the first and second planetary gear assemblies comprising: the planetary gear set comprises an inner gear ring, a sun gear, a plurality of planetary gears, a planet carrier and a planetary gear retainer, wherein gear teeth are arranged on the inner wall of the inner gear ring along the circumferential direction, the sun gear is arranged at the central position of the inner gear ring, one end of the sun gear is a fixed end, the other end of the sun gear is a gear, the plurality of planetary gears are symmetrically distributed between the inner gear ring and the sun gear and are meshed with the inner gear ring and the sun gear, the planet carrier is connected with the center of the planetary gears and provides torque output under a certain reduction ratio, the planetary gear retainer is connected with the planet carrier and clamps the planetary gears between the planetary gear retainer and the planet carrier, the fixed end of the sun gear of the first planetary gear assembly is connected with a motor rotor, and the fixed end of the sun gear of the second planetary gear assembly is connected with the planet carrier of the first planetary gear assembly.
Adopt above-mentioned technical scheme, this application's beneficial effect does:
the joint motor with a brake of the present application includes: the utility model provides a take joint motor of stopper when outer rotor motor subassembly outage or unusual, its stopper can hold the output shaft of locking outer rotor motor subassembly, makes outer rotor motor subassembly and planetary gear reducer subassembly stall immediately, realizes effective braking, and the joint motor of this application is applicable to the curtain robot and uses, and safe and reliable more can promote the security of curtain robot operation.
Drawings
Fig. 1 is a schematic perspective view of the present application.
Fig. 2 is an exploded view of the present application.
Fig. 3 is an exploded structural schematic diagram of the external rotor motor assembly of the present application.
Fig. 4 is an exploded view of the planetary gear reducer assembly of the present application.
Wherein: 1. the external rotor type motor comprises an external rotor motor component, 101, an output shaft, 102, a motor rotor, 103, a first bearing, 104, a stator support, 105, a second bearing, 106, a third bearing, 107, an outer frame motor winding, 108, magnetic steel, 109, a magnetic yoke, 110, a fourth bearing, 111, a shell, 2, a planetary gear reducer component, 201, a first planetary gear component, 202, a second planetary gear component, 203, an inner gear ring, 204, a sun gear, 205, a planetary gear, 206, a planetary gear retainer, 207, a planetary carrier, 3, a controller, 4, a brake and 5, and a rear cover.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
As shown in fig. 1 to 4, the joint motor with a brake 4 according to the present invention includes: the external rotor motor comprises a planetary gear reducer assembly 2, an external rotor motor assembly 1, a controller 3, a brake 4 and a rear cover 5, wherein the brake 4 is installed on an output shaft 101 at one end of the external rotor motor assembly 1, the planetary gear reducer assembly 2 is connected to the other end of the external rotor motor assembly 1 in a transmission mode, the controller 3 and the brake 4 are installed at the same end of the external rotor motor assembly 1, and the rear cover 5 covers the periphery of the brake 4 and the controller 3 and is connected with the external rotor motor assembly 1. The controller 3 provides electric energy for the outer rotor motor assembly 1 and the brake 4, and controls the outer rotor motor assembly 1 and the brake 4 according to an external communication command received by the controller, the outer rotor motor assembly 1 converts the electric energy into rotational kinetic energy and outputs torque, and the planetary gear reducer assembly 2 receives the torque output by the outer rotor motor assembly 1, reduces the speed of the rotational motion and outputs the torque.
The joint motor with the brake 4 is suitable for high-altitude operation of the curtain wall robot, when the outer rotor motor assembly 1 is powered off or abnormal, the brake 4 can lock the output shaft 101 of the outer rotor motor assembly 1, so that the outer rotor motor assembly 1 and the planetary gear reducer assembly 2 stop rotating immediately, effective braking is achieved, safety and reliability are improved, and safety of the curtain wall robot in working is improved. Meanwhile, the rear cover 5 is convenient to disassemble, and maintenance and overhaul of the controller 3 and the brake 4 are facilitated.
In this embodiment, the outer rotor motor assembly 1 includes: the outer rotor motor assembly comprises a main body part, a fourth bearing 110 and a shell 111, wherein one end face of the shell 111 is open, the main body part of the outer rotor motor assembly 1 and the planetary gear reducer assembly 2 are sequentially installed into the shell 111 from the open, an output shaft 101 of the outer rotor motor assembly 1 extends out of the other end face of the shell and is rotatably connected with the shell 111 through the fourth bearing 110, and the planetary gear reducer assembly 2 is connected with the shell 111 and serves as an end cover of the shell 111.
In this embodiment, the main body of the external rotor motor assembly 1 includes: output shaft 101, motor rotor 102, first bearing 103, stator support 104, second bearing 105, third bearing 106, outer frame motor winding 107, magnetic steel 108 and yoke 109. The stator support 104 is installed on a central shaft of the motor rotor 102 through a first bearing 103, the outer frame motor winding 107 is arranged on the periphery of the stator support 104, the magnetic steel 108 is arranged on the periphery of the outer frame motor winding 107, the magnetic yoke 109 is arranged on the periphery of the magnetic steel 108, the magnetic steel 108 and the magnetic yoke 109 are connected with the motor rotor 102 and transmit motion to the motor rotor 102, the output shaft 101 is fixed at the center of the motor rotor 102 and rotates synchronously with the motor rotor 102, the second bearing 105 is fixed on the inner wall of the stator support 104, the third bearing 106 is fixed on the central shaft of the motor rotor 102, and the planetary gear retainer 206 of the planetary gear reducer assembly 2 is connected between the motor rotor 102 and the stator support 104 through the second bearing 105 and the third bearing 106.
Preferably, the planetary gear reducer assembly 2 is a multi-stage planetary gear reducer assembly 2.
In the present embodiment, the planetary gear reducer assembly 2 includes: a first planetary gear assembly 201 and a second planetary gear assembly 202, the first planetary gear assembly 201 and the second planetary gear assembly 202 each including: an annulus gear 203, a sun gear 204, planet gears 205, a planet carrier 207 and a planet gear holder 206. The inner wall of the ring gear 203 is provided with gear teeth along the circumferential direction, the sun gear 204 is arranged at the central position of the ring gear 203, one end of the sun gear 204 is a fixed end, the other end of the sun gear is a gear, a plurality of planet gears 205 are symmetrically distributed between the ring gear 203 and the sun gear 204 and are meshed with the ring gear 203 and the sun gear 204, the planet carrier 207 is connected with the centers of the planet gears 205 to provide torque output under a certain reduction ratio, the planet gear retainer 206 is connected with the planet carrier 207 to clamp the planet gears 205 between the planet gear retainer 206 and the planet carrier 207, the fixed end of the sun gear 204 of the first planet gear assembly 201 is connected with the motor rotor 102, and the fixed end of the sun gear 204 of the second planet gear assembly 202 is connected with the planet carrier 207 of the first planet gear assembly 201.
Preferably, the rotation torque output by the joint motor with the brake 4 of the present embodiment is not less than 5Nm.
Preferably, the thickness of the magnetic steel 108 of the external rotor motor assembly 1 of the present embodiment is not less than 3mm.
Preferably, the magnetic steel 108 of the external rotor motor assembly 1 of the present embodiment is silicon steel.
The working principle of the joint motor is as follows:
when the external rotor motor assembly 1 of the present application normally works, the coil of the outer frame motor winding 107 is energized to generate a magnetic field, and performs repulsive movement of electromagnetic force with the magnetic steel 108, so that the magnetic steel 108 and the magnetic yoke 109 perform rotational operation, and further the motor rotor 102 is driven to rotate, the motor rotor 102 transmits rotational power to the sun gear 204 of the first planetary gear assembly 201, the sun gear 204 of the first planetary gear assembly 201 drives the planet gear 205 of the first planetary gear assembly 201 to rotate around the sun gear 204, and further drives the planet carrier 207 of the first planetary gear assembly 201 to rotate, so as to reduce the rotational speed of the external rotor motor assembly 1 and increase the torque thereof, and the planet carrier 207 outputs rotational motion to the sun gear 204 of the second planetary gear assembly 202, and the sun gear 204 of the second planetary gear assembly 202 drives the planet gear 205 of the second planetary gear assembly 202 to rotate around the sun gear 204, so as to drive the planet carrier 207 of the second planetary gear assembly 202 to rotate, further reduce the rotational speed of the rotational motion of the external rotor motor assembly 1, increase the torque thereof, and output the rotational motion. At this time, the output shaft 101 rotates in synchronization with the motor rotor 102, and the controller 3 controls the brake 4 to operate, so that the brake 4 does not affect the rotational movement of the output shaft 101.
When the external rotor motor assembly 1 works abnormally or is powered off, the controller 3 controls the brake 4 to act, the brake 4 is clamped on the output shaft 101, the output shaft 101 stops rotating, and then the rotating motion of the motor rotor 102 is stopped, so that the external rotor motor assembly 1 and the planetary gear reducer assembly 2 immediately stop operating. When the lifting mechanism is actually applied to the lifting mechanism of the safety device of the curtain wall robot, the lifting mechanism can hover on the safety rope, keep static and unchanged in position, and the working safety of the curtain wall robot is improved.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (8)
1. A joint motor with a brake, comprising:
the device comprises a planetary gear reducer assembly (2), an outer rotor motor assembly (1), a controller (3), a brake (4) and a rear cover (5); the brake (4) is arranged on an output shaft (101) at one end of the outer rotor motor component (1), the planetary gear reducer component (2) is in transmission connection with the other end of the outer rotor motor component (1), the controller (3) and the brake (4) are positioned at the same end, and the rear cover (5) covers the periphery of the brake (4) and the controller (3) and is connected with the outer rotor motor component (1); the controller (3) provides electric energy for the outer rotor motor component (1) and the brake (4), and controls the outer rotor motor component (1) and the brake (4) according to an external communication command received by the controller, the outer rotor motor component (1) converts the electric energy into rotational kinetic energy to output torque, and the planetary gear reducer component (2) receives the torque output by the outer rotor motor component (1), decelerates the rotational motion and outputs the torque.
2. The joint motor with brake according to claim 1, wherein the rotational torque output from the joint motor with brake is not less than 5Nm.
3. Joint motor with brake according to claim 2, characterised in that the planetary gear reducer assembly (2) is a multi-stage planetary gear reducer assembly (2).
4. The joint motor with brake according to claim 3, wherein said external rotor motor assembly (1) comprises: the motor comprises a main body part, a fourth bearing (110) and a shell (111) with one end face being open, wherein the main body part and the planetary gear reducer component (2) are sequentially arranged in the shell (111) from the open, an output shaft (101) of the outer rotor motor component (1) extends out of the other end face of the shell and is rotationally connected with the shell (111) through the fourth bearing (110), and the planetary gear reducer component (2) is connected with the shell (111) and serves as an end cover of the shell (111).
5. The joint motor with brake of claim 4, wherein said main body portion comprises: the motor comprises an output shaft (101), a motor rotor (102), a first bearing (103), a stator bracket (104), a second bearing (105), a third bearing (106), an outer frame motor winding (107), magnetic steel (108) and a magnetic yoke (109);
the planetary gear reducer is characterized in that the stator support (104) is mounted on a central shaft of the motor rotor (102) through a first bearing (103), the outer frame motor winding (107) is arranged on the periphery of the stator support (104), the magnetic steel (108) is arranged on the periphery of the outer frame motor winding (107), the magnetic yoke (109) is arranged on the periphery of the magnetic steel (108), the magnetic steel (108) and the magnetic yoke (109) are connected with the motor rotor (102) and transmit motion to the motor rotor (102), the output shaft (101) is fixed at the center of the motor rotor (102) and synchronously rotates with the motor rotor (102), the second bearing (105) is fixed on the inner wall of the stator support (104), the third bearing (106) is fixed on the central shaft of the motor rotor (102), and a planetary gear retainer (206) of the planetary gear reducer assembly (2) is connected between the motor rotor and the stator support (104) through the second bearing (105) and the third bearing (106).
6. The joint motor with brake of claim 5, characterized in that the thickness of said magnetic steel (108) is not less than 3mm.
7. The joint motor with brake of claim 6, characterized in that said magnet steel (108) is silicon steel.
8. The joint motor with brake according to claim 7, characterized in that said planetary gear reducer assembly (2) comprises: a first planetary gear assembly (201) and a second planetary gear assembly (202), said first planetary gear assembly (201) and second planetary gear assembly (202) each comprising:
the inner wall of the inner gear ring (203) is provided with gear teeth along the annular direction;
the sun gear (204) is arranged at the central position of the inner gear ring (203), one end of the sun gear is a fixed end, and the other end of the sun gear is a gear;
the planet wheels (205) are symmetrically distributed between the inner gear ring (203) and the sun wheel (204) and are meshed with the inner gear ring (203) and the sun wheel (204);
the planet carrier (207) is connected with the center of the planet wheel (205) and provides torque output under a certain reduction ratio;
a planetary gear carrier (206) connected to the planetary carrier (207) and clamping the planetary gear (205) between the planetary gear carrier (206) and the planetary carrier (207);
the fixed end of the sun gear (204) of the first planetary gear assembly (201) is connected with the motor rotor (102);
the fixed end of the sun gear (204) of the second planetary gear assembly (202) is connected with the planet carrier (207) of the first planetary gear assembly (201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221725569.0U CN218152241U (en) | 2022-07-06 | 2022-07-06 | Joint motor with brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221725569.0U CN218152241U (en) | 2022-07-06 | 2022-07-06 | Joint motor with brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218152241U true CN218152241U (en) | 2022-12-27 |
Family
ID=84592492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221725569.0U Active CN218152241U (en) | 2022-07-06 | 2022-07-06 | Joint motor with brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218152241U (en) |
-
2022
- 2022-07-06 CN CN202221725569.0U patent/CN218152241U/en active Active
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