An integrated clothes drying rack motor control assembly

By adopting a double-headed high-voltage DC brushless motor and bridge gear worm gear structure in the motor control assembly, the transmission stability problem of motor and retractor is solved, a smaller size and more beautiful motor control assembly is achieved, and the adjustment convenience is improved.

CN115864730BActive Publication Date: 2025-09-02ZHEJIANG KENAIER ELECTROMECHANICAL MFG CO LTD
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Patent Information

Application Number
CN202211607330.8
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2022-12-14
Publication Date
2025-09-02
Estimated Expiration
2042-12-14

AI Technical Summary

Technical Problem

The transmission stability of existing motors and retractors is low, and the connection is easily unstable due to the rope tension deviating from the engagement point.

Method used

A double-head high-voltage DC brushless motor is adopted. The axial direction of the drive motor is directly or indirectly connected to the winding wheel along the force-traction direction of the winding wheel, and the transmission is realized through the bridge gear and worm gear structure. The stator and rotor are embedded in the winding installation shell to cancel the motor housing.

Benefits of technology

It improves the connection stability between the winding wheel and the drive motor, reduces the overall volume, has a beautiful appearance and is easy to install, and provides convenient stroke adjustment function.

✦ Generated by Eureka AI based on patent content.

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Abstract

The present application relates to an integrated clothes drying rack motor control assembly, including an assembly housing, the assembly housing being divided into a mainboard mounting housing and a winding mounting housing, a control board being provided in the mainboard mounting housing, winding wheels being rotatably mounted on both sides of the winding mounting housing, a drive motor being installed in the winding mounting housing, and the drive motor being directly or indirectly connected to the winding wheel along the force-pulling direction of the winding wheel. In the present application, the axial direction of the drive motor is connected to the winding wheel along the force-pulling direction of the winding wheel, thereby avoiding the displacement of the connection position between the winding wheel and the drive motor, and effectively improving the connection stability between the winding wheel and the drive motor. In addition, the drive motor of the present application adopts a high-voltage DC brushless motor, and the drive motor is not provided with a motor housing. The above-mentioned integrated clothes drying rack motor control assembly is smaller in overall size, beautiful in appearance and easy to install.
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Description

Technical Field

[0001] The present application relates to the technical field of motor control assemblies, and in particular to an integrated clothes drying rack motor control assembly. Background Art

[0002] An electric clothes drying rack is an intelligent household appliance that generates driving force through an electric motor. The appliance is mainly composed of a body, a power system, a control system, a lifting system, a drying system, etc. Its basic function is to provide intelligent and automated solutions for all types of household users.

[0003] At present, the Chinese patent application publication number CN114696535A discloses an integrated clothes drying rack high-voltage external rotor motor assembly, including a control box, a motor and a winding gear box that are arranged in cooperation with each other. The control box controls the rotation direction of the motor, and the motor drives the winding gear box to operate. The motor is vertically arranged in the control box, and its worm shaft extends out of the control box and is connected to the two side take-up wheels in the winding gear box with a worm gear structure.

[0004] Regarding the above-mentioned related technologies, the inventors found that the motor is vertically arranged in the control box, and the worm shaft of the motor is connected to the take-up wheel in the vertical direction with a worm gear structure. The take-up wheel will be wound with a rope during use, and the rope will provide the take-up wheel with pulling force in both directions. The direction of this pulling force will deviate from the meshing point between the worm shaft and the take-up wheel, which may easily cause low transmission stability between the motor and the take-up wheel. Therefore, there are certain areas for improvement. Summary of the Invention

[0005] In order to improve transmission stability, the present application provides an integrated clothes drying rack motor control assembly.

[0006] The integrated clothes drying rack motor control assembly provided in this application adopts the following technical solution:

[0007] An integrated clothes drying rack motor control assembly includes an assembly housing, which is divided into a mainboard mounting housing and a winding mounting housing. A control board is provided in the mainboard mounting housing. Winding wheels are rotatably mounted on both sides of the winding mounting housing. A drive motor is installed in the winding mounting housing. The drive motor is directly or indirectly connected to the winding wheel along the force traction direction of the winding wheel.

[0008] Optionally, the drive motor is a double-headed motor, and the drive motor is a high-voltage DC brushless motor.

[0009] Optionally, a bridge gear is rotatably installed in the winding mounting shell, the bridge gear is meshed and connected with the winding wheel, and the axial direction of the drive motor is connected to the bridge gear along the force traction direction of the winding wheel.

[0010] Optionally, a worm wheel is coaxially arranged on the bridge gear, and a worm meshing with the worm wheel is arranged on the output shaft of the drive motor.

[0011] Optionally, stroke adjustment disks are rotatably installed on both sides of the surface of the winding mounting shell, and the stroke adjustment disks are respectively connected to the bridge gear transmission through a linkage gear set. A sensing end is formed on the outer side wall of each stroke adjustment disk protruding outward, and sensing elements corresponding to the sensing ends are provided on the surface of the winding mounting shell.

[0012] Optionally, a magnet is embedded in the sensing end, and the sensing element is a Hall sensor arranged on the surface of the winding mounting shell; or, the sensing element is a contact switch fixed on the surface of the winding mounting shell for contacting and cooperating with the sensing end.

[0013] Optionally, the stroke adjustment disk includes a transmission wheel, an adjustment wheel and a fixed disk, the transmission wheel is rotatably mounted on the winding mounting shell, the transmission wheel is connected to a linkage gear set, the fixed disk, the adjustment wheel and the transmission wheel are coaxially mounted, the fixed disk is fixed on the winding mounting shell to axially limit the adjustment wheel to the transmission wheel, and the sensing end is arranged on the outer side wall of the adjustment wheel.

[0014] Optionally, at least one concentrically arranged oil storage groove is provided on the end face of the transmission wheel, and a plurality of arc blocks are circumferentially spaced on the mating surface of the adjustment wheel. The arc blocks are embedded in the oil storage groove, and the oil storage groove is filled with damping oil.

[0015] Optionally, the linkage gear set includes a first linkage gear, a second linkage gear and a third linkage gear, the first linkage gear is rotatably mounted on the winding mounting shell and meshes with the bridge gear, the second linkage gear is coaxially arranged on the first linkage gear, the third linkage gear is rotatably mounted on the winding mounting shell and meshes with the second linkage gear, a spline shaft is coaxially arranged on the third linkage gear, and the spline shaft extends out of the winding mounting shell to be connected to the stroke adjustment disk.

[0016] Optionally, a motor mounting position is provided in the winding mounting shell, the driving motor includes a stator and a rotor, the stator is embedded in the motor mounting position, and the axial direction of the rotor is set along the force traction direction of the winding wheel.

[0017] In summary, this application includes at least one of the following beneficial technical effects:

[0018] 1. In the present application, the axial direction of the driving motor is connected to the winding wheel along the force traction direction of the winding wheel, thereby avoiding the connection position deviation between the winding wheel and the driving motor, and can effectively improve the connection stability between the winding wheel and the driving motor.

[0019] 2. The driving motor of the present application adopts a high-voltage DC brushless motor, and the driving motor does not have a motor housing. The stator and rotor are directly embedded in the winding mounting shell, and the winding mounting shell is used as the housing of the driving motor. Therefore, the overall size of the above-mentioned integrated clothes drying rack motor control assembly is smaller, the appearance is beautiful and it is easy to install.

[0020] 3. The present application uses two stroke adjustment dials to adjust the upper limit stroke and the lower limit stroke respectively, thereby improving the convenience and intuitiveness of adjustment. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the overall structure of the integrated clothes drying rack motor control assembly.

[0022] Figure 2 This is a schematic diagram of the drive motor installation.

[0023] Figure 3 It is a structural diagram of the assembly housing.

[0024] Figure 4 2 is a schematic diagram of a first connection structure between a driving motor and a winding wheel.

[0025] Figure 5 2 is a schematic diagram of a second connection structure between the driving motor and the winding wheel.

[0026] Figure 6 This is a schematic diagram of the installation of the stroke adjustment disk.

[0027] Figure 7 This is an exploded diagram of the stroke adjustment disk.

[0028] Explanation of reference numerals: 1. assembly housing; 101. mainboard mounting housing; 102. winding mounting housing; 103. wiring port; 104. motor mounting position; 105. clamping foot; 106. wire outlet; 2. control panel; 3. winding reel; 301. winding gear; 4. driving motor; 401. stator; 402. rotor; 5. worm; 6. worm gear; 7. bridge gear; 8. travel adjustment disk; 81. transmission wheel; 82. adjustment wheel; 83. fixing disk; 9. Interlocking gear set; 91. First interlocking gear; 92. Second interlocking gear; 93. Third interlocking gear; 94. Spline shaft; 10. Sensing end; 11. Sensing element; 12. Rotating column; 13. Rotating sleeve; 14. Limiting groove; 15. Limiting bar; 16. Oil storage tank; 17. Arc block; 18. Reference scale; 19. Adjustment scale; 20. Inner gear ring; 21. Anti-blocking wire rack; 22. Coil spring; 23. Lug; 24. Screw mounting hole. DETAILED DESCRIPTION

[0029] The following is combined with Figure 1-7 This application is described in further detail.

[0030] An integrated clothes drying rack motor control assembly, refer to Figure 1 and Figure 2 As shown, it includes an assembly shell 1, which includes a front cover and a rear shell. The front cover and the rear shell are assembled and spliced ​​together to form the assembly shell 1, and the front cover and the rear shell are locked and fixed by screws.

[0031] The assembly housing 1 is divided into a mainboard mounting housing 101 and a winding mounting housing 102. The mainboard mounting housing 101 and the winding mounting housing 102 are integrated, and the assembly housing 1 is only divided into the mainboard mounting housing 101 and the winding mounting housing 102 in space. Figure 1 Taking the installation position of the integrated clothes drying rack motor control assembly as an example for explanation, the mainboard mounting shell 101 is located above the winding mounting shell 102 .

[0032] A control board 2 is provided in the mainboard mounting shell 101 , winding wheels 3 are rotatably mounted on both sides of the winding mounting shell 102 , a driving motor 4 is installed in the winding mounting shell 102 , and the driving motor 4 is located between the winding wheels 3 on both sides.

[0033] The control board 2 is equipped with a rectifier and boost circuit that converts 220V AC into 310V DC. A control chip is also provided on the control board 2, which is used to control the rotation and direction of the drive motor 4. Simultaneously, the control board 2 is also equipped with a 12V DC step-down circuit. This control chip controls the on and off switching of relays to control the various communication interfaces. The 12V DC step-down circuit is used to provide power to each communication interface. The communication interfaces of the control board 2 are located at the connection ports 103 on both sides of the mainboard mounting shell 101, making it easy to plug in the communication interfaces. The communication interfaces include lighting, disinfection, drying, and fan functions.

[0034] In one embodiment, the number of drive motors 4 is set to two, and the drive motors 4 are high-voltage brushless DC motors. The axial direction of the drive motor 4 is along the force and traction direction of the winding reel 3 by direct or indirect transmission connection. That is, the two drive motors 4 are respectively connected to the winding reels 3 on both sides to realize forward and reverse rotation of the winding reels 3. The two drive motors 4 are controlled by the control board 2 to realize synchronous reverse rotation, thereby enabling the two winding reels 3 to rotate synchronously in the opposite direction and realize the reeling and releasing of the rope on the winding reels 3.

[0035] In another embodiment, the number of drive motors 4 is set to one, the drive motor 4 adopts a double-headed motor, the drive motor 4 adopts a high-voltage DC brushless motor, and the axial direction of the drive motor 4 is directly or indirectly connected to the winding wheel 3 along the force traction direction of the winding wheel 3, that is, one drive motor 4 is respectively connected to the winding wheels 3 on both sides to realize synchronous reverse rotation of the winding wheels 3, thereby realizing the reeling and releasing of the rope on the winding wheel 3.

[0036] This embodiment is described by taking one driving motor 4 and a double-headed motor as an example. The specific number of driving motors 4 can be applied according to actual needs and is not specifically limited in this embodiment.

[0037] The following describes how the drive motor 4 is installed.

[0038] Reference Figure 3 As shown, a motor mounting position 104 is provided in the winding mounting housing 102. The drive motor 4 includes a stator 401 and a rotor 402. The stator 401 is embedded in the motor mounting position 104, and the axial direction of the rotor 402 is arranged along the force and traction direction of the winding reel 3. The motor mounting position 104 is provided with a clamping foot 105 for axially and circumferentially limiting the stator 401 of the drive motor 4.

[0039] The driving motor 4 is connected to the winding wheel 3 along the force traction direction of the winding wheel 3 by direct or indirect transmission.

[0040] Regarding the force and traction direction of the winding wheel 3, wire outlets 106 are provided on both sides of the winding mounting shell 102. One end of the rope passes through the wire outlet 106 to be wound on the winding wheel 3, and the other end of the rope is connected to the clothes drying rack. When the rope is subjected to the bearing force of the clothes drying rack, the rope is tightened. After passing through other pulley components of the clothes drying rack, the rope will provide the winding wheel 3 with a horizontal and horizontal traction force. When the drive motor 4 is installed, the axial direction of the drive motor 4 will be located in the force and traction direction of the winding wheel 3, and the drive motor 4 is directly or indirectly connected to the winding wheel 3 in this axial direction.

[0041] In one embodiment, the drive motor 4 is directly connected to the winding wheel 3, that is, a worm 5 is installed on the output shaft of the drive motor 4, and a worm wheel 6 is coaxially installed on the winding wheel 3. The worm 5 of the drive motor 4 is engaged with the worm wheel 6 on the winding wheel 3 to realize a direct transmission connection between the drive motor 4 and the winding wheel 3.

[0042] In another embodiment, referring to Figure 4 and Figure 5 As shown, the drive motor 4 is indirectly connected to the winding wheel 3. In the connection structure in which the drive motor 4 is indirectly connected to the winding wheel 3. A bridge gear 7 is rotatably installed in the winding mounting shell 102, and the bridge gear 7 is meshed with the winding wheel 3. A worm gear 6 is coaxially arranged on the bridge gear 7, and a worm 5 meshed with the worm gear 6 is arranged on the output shaft of the drive motor 4, thereby realizing that the axial direction of the drive motor 4 is connected to the bridge gear 7 along the force traction direction of the winding wheel 3. Among them, a winding gear 301 is coaxially arranged on the winding wheel 3, and the winding wheel 3 is meshed with the bridge gear 7 through the winding gear 301. This embodiment is described by taking the indirect transmission connection of the drive motor 4 on the winding wheel 3 as an example, and the specific connection method can be selected according to actual conditions.

[0043] Therefore, when the driving motor 4 adopts a double-headed motor, the stator 401 and the rotor 402 are arranged horizontally in the motor mounting position 104 of the winding mounting shell 102, and a worm 5 is installed at both ends of the rotor 402. The worms 5 at both ends of the rotor 402 are respectively engaged with the worm wheel 6, thereby realizing the synchronous rotation of the two winding wheels 3 in opposite directions, thereby realizing the winding and releasing of the rope by the winding wheel 3.

[0044] In the present application, the axial direction of the drive motor 4 is connected to the winding reel 3 along the direction of the force traction of the winding reel 3, so as to prevent the winding reel 3 from being pulled by the traction force of the rope, which may cause the connection position between the winding reel 3 and the drive motor 4 to be offset and loosened, thereby effectively improving the connection stability between the winding reel 3 and the drive motor 4. In addition, in the present application, the drive motor 4 does not have a motor housing, and the stator 401 and the rotor 402 are directly embedded in the winding installation shell 102. The winding installation shell 102 serves as the housing of the drive motor 4, so that the above-mentioned integrated clothes drying rack motor control assembly has a smaller overall size, beautiful appearance and is easy to install.

[0045] Reference Figure 6 As shown, stroke adjustment disks 8 are rotatably mounted on both sides of the surface of the winding mounting housing 102. The stroke adjustment disks 8 are respectively connected to the bridge gear 7 through a linkage gear set 9. If the drive motor 4 is directly connected to the winding reel 3 and the bridge gear 7 is not provided, the stroke adjustment disk 8 will be connected to the winding reel 3 through the linkage gear. This embodiment is described by taking the example of an indirect transmission connection of the drive motor 4 to the winding reel 3.

[0046] Each stroke adjustment disk 8 has a sensing terminal 10 protruding outward from its outer wall. A sensing element 11 corresponding to each sensing terminal 10 is provided on the surface of the winding mounting housing 102. There are two stroke adjustment disks 8, one for adjusting the upper limit stroke and the other for adjusting the lower limit stroke.

[0047] In one embodiment, a magnet is embedded in the interior of the sensing end 10, and the sensing element 11 is a Hall sensor provided on the surface of the winding mounting shell 102. The Hall sensor is provided in the middle of the surface of the winding mounting shell 102. When in zero position, the sensing ends 10 of the two stroke adjustment disks 8 are both facing the Hall sensor. After the drive motor 4 rotates, the drive motor 4 drives the winding wheel 3 to rotate, and transmits it to the stroke adjustment disk 8 through the linkage gear set 9. When the upper limit stroke or the lower limit stroke is reached, the two stroke adjustment disks 8 rotate one circle respectively, and the Hall sensor senses the magnet at the sensing end 10, and the drive motor 4 stops rotating. Among them, by rotating the stroke adjustment disk 8, the position of the sensing end 10 on the stroke adjustment disk 8 can be changed, so that when the clothes drying rack rises or falls, the sensing end 10 on the corresponding stroke adjustment disk 8 can contact the Hall sensor in advance, thereby controlling the drive motor 4 to stop rotating, thereby achieving the purpose of adjusting the upper limit stroke or the lower limit stroke.

[0048] In another embodiment, the sensing element 11 is a contact switch fixed on the surface of the winding mounting housing 102 for contacting and cooperating with the sensing terminal 10. Therefore, the type of the sensing element 11 can be selected according to actual conditions and is not specifically limited in this embodiment.

[0049] Reference Figure 6 and Figure 7 As shown, the stroke adjustment disk 8 includes a transmission wheel 81, an adjustment wheel 82 and a fixed disk 83. The transmission wheel 81 is rotatably mounted on the winding mounting shell 102. The transmission wheel 81 is connected to the linkage gear set 9. The fixed disk 83, the adjustment wheel 82 and the transmission wheel 81 are coaxially mounted. The fixed disk 83 is fixed on the winding mounting shell 102 to axially limit the adjustment wheel 82 on the transmission wheel 81. The sensing end 10 is arranged on the outer side wall of the adjustment wheel 82.

[0050] Regarding the installation of the transmission wheel 81 and the fixed disk 83, the surface of the winding mounting housing 102 is provided with a rotating column 12, on which the transmission wheel 81 is sleeved. The fixed disk 83 is fixed to the rotating column 12 via screws to restrict the axial position of the adjustment wheel 82 to the transmission wheel 81. However, the fixed disk 83 only axially limits the adjustment wheel 82, allowing the adjustment wheel 82 to rotate freely. Specifically, the fixed disk 83 is provided with a rotating sleeve 13 that sleeves with the rotating column 12. The outer wall of the rotating column 12 is provided with a limiting groove 14, and the inner wall of the rotating sleeve 13 is provided with a limiting bar 15 that cooperates with the limiting groove 14.

[0051] The end surface of the transmission wheel 81 is provided with at least one concentrically arranged oil reservoir 16. The mating surface of the adjustment wheel 82 is circumferentially spaced with a number of arcuate blocks 17, which are embedded in the oil reservoir 16 and filled with damping oil. This damping oil provides a certain degree of damping when the adjustment wheel 82 rotates, preventing it from rotating arbitrarily.

[0052] It is worth noting that a reference scale 18 is provided on the fixed disk 83 , and an adjustment scale 19 is provided on the adjustment wheel 82 .

[0053] Reference Figure 4 and Figure 5 As shown, the linkage gear set 9 includes a first linkage gear 91, a second linkage gear 92, and a third linkage gear 93. The first linkage gear 91 is rotatably mounted on the winding mounting housing 102 and meshes with the bridge gear 7. The second linkage gear 92 is coaxially arranged on the first linkage gear 91. The third linkage gear 93 is rotatably mounted on the winding mounting housing 102 and meshes with the second linkage gear 92. A spline shaft 94 is coaxially arranged on the third linkage gear 93. The spline shaft 94 extends out of the winding mounting housing 102 to connect with the stroke adjustment plate 8. Among them, the transmission wheel 81 is provided with an inner gear ring 20. The spline shaft 94 extends out of the winding mounting housing 102 and meshes with the inner gear ring 20 on the transmission wheel 81.

[0054] The stroke adjustment disk 8 is respectively connected to the bridge gear 7 through the linkage gear set 9. The setting of the linkage gear set 9 achieves the purpose of changing the gear ratio between the stroke adjustment disk 8 and the winding wheel 3. Among them, the gear ratio between the stroke adjustment disk 8 and the winding wheel 3 is 1:10, that is, when the winding wheel 3 rotates 10 circles, the stroke adjustment disk 8 rotates one circle.

[0055] Reference Figure 2 As shown, anti-blocking wire racks 21 are hinged on both sides of the mainboard mounting housing 101 and cooperate with the wire outlet 106 of the winding mounting housing 102. The anti-blocking wire racks 21 are tensioned by coil springs 22. The rope on the winding reel 3 passes through the anti-blocking wire racks 21, and the other end of the rope is connected to the clothes drying rack. Under normal circumstances, the anti-blocking wire reel is kept in a tensioned state by the weight of the clothes drying rack. The lower end of the anti-blocking wire rack 21 has a lug 23 extending into the interior of the mainboard mounting housing 101. The lug 23 is embedded with a magnet, and the control board 2 has a Hall effect sensor facing the magnet. When the coil spring 22 is tensioned, the anti-blocking wire rack 21 is pressed downward, and the magnet in the lug 23 is separated from the Hall effect sensor. When the clothes drying rack is blocked, the rope is loose and the weight of the clothes drying rack cannot act on the anti-blocking wire rack 21. At this time, the coil spring 22 will drive the anti-blocking wire rack 21 to rotate upward, and the magnet in the lug 23 will react with the Hall effect sensor, controlling the drive motor 4 to stop running.

[0056] Reference Figure 1 As shown, the middle and lower ends of the assembly housing 1 have screw mounting holes 24, wherein the screw mounting hole 24 at the lower end is arranged on the winding mounting shell 102, and the screw mounting hole 24 in the middle is arranged on the mainboard mounting box. The screw mounting holes 24 are used to fix the integrated clothes drying rack control assembly.

[0057] The above are all preferred embodiments of the present application, and are not intended to limit the scope of protection of the present application. Therefore, any equivalent changes made based on the structure, shape, and principle of the present application should be included in the scope of protection of the present application.

Claims

1. An integrated clothes drying rack motor control assembly, characterized in that: The invention comprises an assembly housing (1), wherein the assembly housing (1) is divided into a mainboard mounting housing (101) and a winding mounting housing (102), wherein a control board (2) is arranged in the mainboard mounting housing (101), winding wheels (3) are rotatably mounted on both sides of the winding mounting housing (102), a driving motor (4) is mounted in the winding mounting housing (102), the driving motor (4) is located between the winding wheels (3) on both sides, and the driving motor (4) is directly or indirectly connected to the winding wheel (3) along the force traction direction of the winding wheel (3); The driving motor (4) adopts a double-headed motor, and the driving motor (4) adopts a high-voltage DC brushless motor; A motor mounting position (104) is provided in the winding mounting shell (102); the driving motor (4) comprises a stator (401) and a rotor (402); the stator (401) is embedded in the motor mounting position (104); a clamping foot (105) for axially limiting and circumferentially limiting the stator (401) of the driving motor (4) is provided in the motor mounting position (104); and the axial direction of the rotor (402) is arranged along the force-receiving traction direction of the winding wheel (3); The drive motor (4) is not provided with a motor housing, and the stator (401) and the rotor (402) are arranged transversely in the motor mounting position (104) of the winding mounting shell (102), and the winding mounting shell (102) serves as the housing of the drive motor (4).

2. The integrated clothes drying rack motor control assembly according to claim 1, characterized in that: A bridge gear (7) is rotatably mounted in the winding installation housing (102), the bridge gear (7) is meshedly connected to the winding wheel (3), and the axial direction of the drive motor (4) is connected to the bridge gear (7) along the force traction direction of the winding wheel (3).

3. The integrated clothes drying rack motor control assembly according to claim 2, characterized in that: A worm wheel (6) is coaxially arranged on the bridge gear (7), and a worm (5) meshing with the worm wheel (6) is arranged on the output shaft of the drive motor (4).

4. The integrated clothes drying rack motor control assembly according to claim 2, characterized in that: Stroke adjustment disks (8) are rotatably mounted on both sides of the surface of the winding installation shell (102). The stroke adjustment disks (8) are respectively connected to the bridge gear (7) through a linkage gear set (9). A sensing end (10) is formed on the outer side wall of each stroke adjustment disk (8) protruding outward. Sensing elements (11) corresponding to the sensing ends (10) are respectively provided on the surface of the winding installation shell (102).

5. The integrated clothes drying rack motor control assembly according to claim 4, characterized in that: A magnet is embedded in the interior of the sensing end (10), and the sensing element (11) is a Hall sensor arranged on the surface of the winding installation shell (102); or, the sensing element (11) is a contact switch fixed on the surface of the winding installation shell (102) for contacting and cooperating with the sensing end (10).

6. The integrated clothes drying rack motor control assembly according to claim 4, characterized in that: The stroke adjustment disk (8) comprises a transmission wheel (81), an adjustment wheel (82) and a fixed disk (83); the transmission wheel (81) is rotatably mounted on a winding mounting shell (102); the transmission wheel (81) is connected to a linkage gear set (9); the fixed disk (83), the adjustment wheel (82) and the transmission wheel (81) are coaxially mounted; the fixed disk (83) is fixed to the winding mounting shell (102) to axially limit the adjustment wheel (82) on the transmission wheel (81); and the sensing end (10) is arranged on an outer side wall of the adjustment wheel (82).

7. The integrated clothes drying rack motor control assembly according to claim 6, characterized in that: The end surface of the transmission wheel (81) is provided with at least one circle of concentrically arranged oil storage grooves (16), and the mating surface of the regulating wheel (82) is provided with a plurality of arc blocks (17) at intervals in the circumferential direction. The arc blocks (17) are embedded in the oil storage grooves (16), and the oil storage grooves (16) are filled with damping oil.

8. The integrated clothes drying rack motor control assembly according to claim 4, characterized in that: The linkage gear set (9) comprises a first linkage gear (91), a second linkage gear (92) and a third linkage gear (93); the first linkage gear (91) is rotatably mounted on a winding mounting housing (102) and meshes with the bridge gear (7); the second linkage gear (92) is coaxially arranged on the first linkage gear (91); the third linkage gear (93) is rotatably mounted on the winding mounting housing (102) and meshes with the second linkage gear (92); a spline shaft (94) is coaxially arranged on the third linkage gear (93); the spline shaft (94) extends out of the winding mounting housing (102) to be connected to the stroke adjustment disk (8).

Citation Information

Patent Citations

  • Transmission shaft electric actuator with brake assembly

    CN112096758A

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    CN114696535A

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