CN219960306U - Double-output shaft blind motor with electromagnetic clutch belt brake structure - Google Patents
Double-output shaft blind motor with electromagnetic clutch belt brake structure Download PDFInfo
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- CN219960306U CN219960306U CN202320943625.6U CN202320943625U CN219960306U CN 219960306 U CN219960306 U CN 219960306U CN 202320943625 U CN202320943625 U CN 202320943625U CN 219960306 U CN219960306 U CN 219960306U
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Abstract
The utility model discloses a double-output shaft shutter motor with an electromagnetic clutch belt brake structure, which comprises a shell, wherein a direct current motor is fixed in the shell, the output end of the direct current motor is connected with a reduction gear box, the output end of the reduction gear box is in transmission connection with a double-shaft transmission gear box, the double-shaft transmission gear box comprises a first transmission shaft and a second transmission shaft, the first transmission shaft and the second transmission shaft are respectively and sequentially connected with an electromagnetic clutch belt brake assembly, a coupler and an output shaft in transmission, and the electromagnetic clutch belt brake assembly is in linkage structure, so that braking is not effective when power is required to be output, normal power transmission is not hindered, power output is not interrupted when power is not required to be output, and braking is effective at the same time.
Description
Technical Field
The utility model relates to the technical field of blind motors, in particular to a double-output-shaft blind motor with an electromagnetic clutch and a brake structure.
Background
The electric blind is a curtain widely used, is often used in offices, and is concise, clear and popular. The driving mode that the blade is driven to lift by the direct current motor to replace the traditional blind hand-pulled driving mode has breakthrough innovation, so that the blind hand-pulled driving device is simpler and more convenient and is free from need in the operation process. The curtain sheet made of aluminum materials, wood or PVC and other materials has an automatic overturning function, the indoor natural lighting degree can be regulated more accurately, the light is regulated according to the needs of indoor users, and the best visual comfort is realized.
However, at present, the controller of the electric blind commonly adopts single output control, and simultaneously double control winding drums take up and turn over the leaf function, so that a problem is generated: when the blind is lowered, the wire winding and the turning blade are synchronous, and the independent operation of the wire winding and the turning blade functions cannot be realized, so that a double-output shaft blind motor with an electromagnetic clutch belt brake structure is needed.
Disclosure of Invention
The utility model aims to provide a double-output-shaft shutter motor with an electromagnetic clutch belt brake structure, so as to solve the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the double-output-shaft shutter motor comprises a shell, a direct-current motor is fixed in the shell, the output end of the direct-current motor is connected with a reduction gear box, the output end of the reduction gear box is connected with a double-shaft transmission gear box in a transmission mode, the double-shaft transmission gear box comprises a first transmission shaft and a second transmission shaft, and the first transmission shaft and the second transmission shaft are sequentially connected with an electromagnetic clutch belt brake assembly, a coupler and an output shaft in a transmission mode.
Preferably, the double-shaft transmission gear box comprises a double-shaft transmission gear box seat and a double-shaft transmission gear box cover covered on the double-shaft transmission gear box seat, a transmission gear I, a transmission gear II, a transmission gear III and a transmission gear IV which are sequentially connected in a transmission mode are arranged on the double-shaft transmission gear box seat, a first transmission shaft and a second transmission shaft are respectively fixed in the transmission gear I and the transmission gear IV, and the first transmission shaft and the second transmission shaft respectively penetrate through the double-shaft transmission gear box cover and are fixed with the double-shaft transmission gear box cover through transmission bearings.
Preferably, the electromagnetic clutch belt brake assembly comprises a fixed claw, a movable claw assembly matched with the fixed claw, and an electromagnetic coil assembly for driving the movable claw assembly to move, and the electromagnetic clutch belt brake assembly further comprises a brake assembly.
Preferably, the movable claw assembly comprises a movable claw shaft, one end of the movable claw shaft is fixed with a movable claw body, the other end of the movable claw shaft is fixed with a brake disc, one end of the movable claw shaft penetrates through the movable claw body and slides in a sliding groove at the center of the fixed claw, an elastic piece is sleeved on the movable claw shaft, one end of the elastic piece abuts against the fixed claw, the other end of the elastic piece abuts against the movable claw body, and one end of the brake disc, which is far away from the fixed claw, is in transmission connection with the coupling through a connecting sleeve.
Preferably, the brake disc comprises a brake body and a connecting part formed on the brake body, and the connecting part is cuboid.
Preferably, the brake assembly comprises a brake pad seat, wherein a brake pad is fixed at one end, close to the brake disc, of the brake pad seat, and the brake disc is slidably connected in the brake pad seat.
Preferably, a speed measuring magnetic ring is sleeved outside the connecting sleeve.
Preferably, the electromagnet coil assembly comprises an electromagnet coil bracket and an electromagnet coil sleeved on the electromagnet coil bracket.
Compared with the prior art, the utility model has the beneficial effects that:
(1) The utility model discloses a double-output-shaft shutter motor with an electromagnetic clutch belt brake structure, which is characterized in that the braking is not active when power is required to be output, normal power transmission is not hindered, power output is not interrupted when power is not required to be output, and meanwhile, the braking is active, the assembly is simple, and the use is reliable.
(2) The utility model discloses a double-output shaft blind motor with an electromagnetic clutch belt brake structure. The main control board can enable two electromagnetic clutch belt brake assemblies to be electrified and work simultaneously, and can enable any one electromagnetic clutch belt brake assembly to be electrified or enable two electromagnetic clutch belt brake assemblies to be powered off and work simultaneously, intelligent and controllable are achieved, corresponding operation can be carried out according to requirements, and therefore the technical problem that wire winding and leaf turning are synchronous is solved.
(3) The utility model discloses a double-output shaft shutter motor with an electromagnetic clutch belt brake structure, which can realize that one direct current motor drives a first transmission shaft and a second transmission shaft to rotate and output simultaneously through the arrangement of a double-shaft transmission gear box, does not need two direct current motors and two gear boxes, simplifies the overall structure and reduces the cost.
Drawings
FIG. 1 is a schematic diagram of the internal structure of a dual output shaft blind motor with an electromagnetic clutch belt brake structure according to the present utility model;
FIG. 2 is an exploded view of a dual output shaft blind motor of the electromagnetic clutch belt brake configuration of the present utility model;
FIG. 3 is an exploded view of the dual shaft transmission gearbox of the present utility model;
FIG. 4 is a schematic view of the structure of the movable claw assembly of the present utility model;
FIG. 5 is a schematic view of a portion of the structure of the present utility model in the energized state;
FIG. 6 is a schematic view of a portion of the structure of the present utility model in the event of power failure;
FIG. 7 is a perspective view of a portion of a dual output shaft blind motor of the electromagnetic clutch belt brake of the present utility model;
fig. 8 is a schematic structural diagram of an electromagnet coil assembly according to the present utility model.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.
The utility model provides an electromagnetic clutch belt brake structure's dual output shaft shutter curtain motor, it is including the casing, the casing internal fixation has direct current motor 1, direct current motor 1's output is connected with reduction gear box 2, reduction gear box 2's output transmission is connected with biax drive gear box 3, biax drive gear box 3 is including first transmission shaft 33 and second transmission shaft 34, last transmission respectively in proper order of first transmission shaft and second transmission shaft is connected with electromagnetic clutch belt brake subassembly 8, shaft coupling 4 and output shaft 5, still be fixed with main control panel 6 in the casing, control through main control panel 6.
Specifically, the dual-shaft transmission gear box 3 includes a dual-shaft transmission gear box seat 31 and a dual-shaft transmission gear box cover 32 covered on the dual-shaft transmission gear box seat 31, the dual-shaft transmission gear box seat 31 is provided with a transmission gear I, a transmission gear II, a transmission gear III and a transmission gear IV which are sequentially connected in a transmission manner, the transmission gear I and the transmission gear IV are respectively fixed with a first transmission shaft 33 and a second transmission shaft 34, the first transmission shaft 33 and the second transmission shaft 34 respectively penetrate through the dual-shaft transmission gear box cover 32 and are fixed with the same through a transmission bearing 35, the transmission gear II and the transmission gear III are both rotationally connected in the dual-shaft transmission gear box 3, and through the arrangement of the dual-shaft transmission gear box 3, one direct current motor 1 can drive two output shafts (namely the first transmission shaft 33 and the second transmission shaft 34) to rotate simultaneously without two motors and two gear boxes, so that the overall structure is simplified and the cost is reduced.
Specifically, the electromagnetic clutch belt brake assembly 8 includes a fixed claw 81, a movable claw assembly 82 that cooperates with the fixed claw 81, and an electromagnet coil assembly 83 that drives the movable claw assembly 82 to move, and the electromagnetic clutch belt brake assembly 8 further includes a brake assembly;
the fixed claw 81 is in transmission connection with the first transmission shaft 33 or the second transmission shaft 34;
the movable claw assembly 82 is made of iron-containing metal and comprises a movable claw shaft 821, one end of the movable claw shaft 821 is fixedly provided with a movable claw body 822, the other end of the movable claw shaft 821 is fixedly provided with a brake disc 85, one end of the movable claw shaft 821 passes through the movable claw body 822 and slides in a sliding groove at the center of the fixed claw 81, an elastic piece 84 is sleeved on the movable claw shaft 821, one end of the elastic piece 84 is propped against the fixed claw 81, the other end of the elastic piece is propped against the movable claw body 822, one end of the brake disc 85, which is far away from the fixed claw 81, is in transmission connection with the coupler 4 through a connecting sleeve 11, the brake disc 85 comprises a brake body and a connecting part formed on the brake body, and the connecting part is cuboid, so that the brake disc 85 can slide in the connecting sleeve 11 and can also drive the connecting sleeve 11 to rotate;
the brake assembly comprises a brake pad seat 12, a brake pad 13 is fixed at one end of the brake pad seat 12, which is close to a brake disc 85, and the brake disc 85 is slidably connected in the brake pad seat 12;
the electromagnet coil assembly 83 comprises an electromagnet coil bracket 831 and an electromagnet coil 832 sleeved on the electromagnet coil bracket 831;
the elastic member 84 may be a spring;
the specific operation process comprises the following steps:
when the electromagnet coil assembly 83 is electrified, the electromagnetic force gives the movable claw assembly 82 an axial force suction force, the movable claw assembly 82 moves towards the fixed claw 81 direction against the resistance of the elastic piece 84 and is combined with the fixed claw 81, the power of the fixed claw 81 can be output to the movable claw assembly 82, the movable claw assembly 82 is transmitted to the coupler 4, and finally the coupler is output by the output shaft 5, and in the process that the movable claw assembly 82 moves towards the fixed claw 81 direction in the axial direction, the brake disc 85 is separated from the brake pad 13, and the braking function is not effective;
when the electromagnet coil assembly 83 is powered off, the electromagnetic suction force disappears, the elastic piece 84 provides a thrust force for the movable claw assembly 81, so that the movable claw assembly 82 moves in the direction away from the fixed claw 81, the movable claw assembly 82 is separated from the fixed claw 81, the power of the fixed claw 81 cannot be output to the movable claw assembly 82, the brake disc 85 is attached to the brake pad 13 at the moment, because a large friction coefficient exists between the two parts of the brake disc 82 and the brake pad 13, and the elastic piece 84 provides a certain axial force to enable the two surfaces of the brake disc 82 and the brake pad 13 to be tightly pressed, at the moment, the braking function is enabled, at the moment, the external force cannot rotate the output shaft 5, and even if the external force is loaded, the output shaft 5 can still keep static and not rotate;
according to the utility model, through the linkage structure mode of the electromagnetic clutch belt brake assembly 8, the brake is not active when power is required to be output, and the brake is active when power is not required to be output, so that the assembly is simple and the use is reliable.
Specifically, the two electromagnetic clutch belt brake assemblies 8 are independent of each other and are each controlled by the main control board 6. The main control board 6 can enable the two electromagnetic clutch belt brake assemblies 8 to be electrified and operated simultaneously, and can enable any one electromagnetic clutch belt brake assembly 8 to be electrified or enable the two electromagnetic clutch belt brake assemblies 8 to be powered off and operated simultaneously, so that intelligent and controllable operation is realized, and corresponding operation can be carried out according to requirements.
Specifically, a speed measuring magnetic ring 9 is sleeved outside the connecting sleeve 11, the speed measuring magnetic ring 9 is electrically connected with the speed sensor plate, and the speed measuring magnetic ring 9 is used for detecting the rotating speed.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. Electromagnetic separation takes dual output shaft blind motor of brake structure, its characterized in that: the novel electromagnetic clutch belt brake device comprises a shell, a direct current motor (1) is fixed in the shell, a reduction gear box (2) is connected to the output end of the direct current motor (1), a double-shaft transmission gear box (3) is connected to the output end of the reduction gear box (2) in a transmission mode, the double-shaft transmission gear box (3) comprises a first transmission shaft (33) and a second transmission shaft (34), and an electromagnetic clutch belt brake assembly (8), a coupler (4) and an output shaft (5) are sequentially connected to the first transmission shaft and the second transmission shaft in a transmission mode respectively.
2. The electromagnetic clutch belt brake structure double output shaft blind motor of claim 1, wherein: the double-shaft transmission gearbox (3) comprises a double-shaft transmission gear box seat (31) and a double-shaft transmission gear box cover (32) covered on the double-shaft transmission gear box seat (31), a transmission gear I, a transmission gear II, a transmission gear III and a transmission gear IV which are sequentially connected in a transmission mode are arranged on the double-shaft transmission gear box seat (31), a first transmission shaft (33) and a second transmission shaft (34) are respectively fixed to the transmission gear I and the transmission gear IV, and the first transmission shaft (33) and the second transmission shaft (34) respectively penetrate through the double-shaft transmission gear box cover (32) and are fixed to the double-shaft transmission gear box through transmission bearings (35).
3. The electromagnetic clutch belt brake structure double output shaft blind motor of claim 2, wherein: the electromagnetic clutch belt brake assembly (8) comprises a fixed claw (81), a movable claw assembly (82) matched with the fixed claw (81) and an electromagnet coil assembly (83) for driving the movable claw assembly (82) to move, and the electromagnetic clutch belt brake assembly (8) further comprises a brake assembly.
4. The electromagnetic clutch belt brake structure double output shaft blind motor of claim 3, wherein: the movable claw assembly (82) comprises a movable claw shaft (821), one end of the movable claw shaft (821) is fixedly provided with a movable claw body (822), the other end of the movable claw shaft is fixedly provided with a brake disc (85), one end of the movable claw shaft (821) penetrates through the movable claw body (822) and slides in a sliding groove at the center of the fixed claw (81), an elastic piece (84) is sleeved on the movable claw shaft (821), one end of the elastic piece (84) abuts against the fixed claw (81), the other end of the elastic piece abuts against the movable claw body (822), and one end of the brake disc (85) away from the fixed claw (81) is in transmission connection with the coupler (4) through a connecting sleeve (11).
5. The electromagnetic clutch belt brake structure double output shaft blind motor of claim 4, wherein: the brake disc (85) comprises a brake body and a connecting part formed on the brake body, and the connecting part is cuboid.
6. The electromagnetic clutch belt brake structure double output shaft blind motor of claim 4, wherein: the brake assembly comprises a brake pad seat (12), a brake pad (13) is fixed at one end, close to a brake disc (85), of the brake pad seat (12), and the brake disc (85) is slidably connected in the brake pad seat (12).
7. The electromagnetic clutch belt brake structure double output shaft blind motor of claim 4, wherein: the connecting sleeve (11) is sleeved with a speed measuring magnetic ring (9).
8. The electromagnetic clutch belt brake structure double output shaft blind motor of claim 3, wherein: the electromagnet coil assembly (83) comprises an electromagnet coil bracket (831) and an electromagnet coil (832) sleeved on the electromagnet coil bracket (831).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320943625.6U CN219960306U (en) | 2023-04-24 | 2023-04-24 | Double-output shaft blind motor with electromagnetic clutch belt brake structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320943625.6U CN219960306U (en) | 2023-04-24 | 2023-04-24 | Double-output shaft blind motor with electromagnetic clutch belt brake structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219960306U true CN219960306U (en) | 2023-11-03 |
Family
ID=88541781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320943625.6U Active CN219960306U (en) | 2023-04-24 | 2023-04-24 | Double-output shaft blind motor with electromagnetic clutch belt brake structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219960306U (en) |
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2023
- 2023-04-24 CN CN202320943625.6U patent/CN219960306U/en active Active
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