Cleaning apparatus and cleaning assembly
Patent Information
- Application Number
- CN202521891227.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-09-03
- Publication Date
- 2026-10-09
- Estimated Expiration
- 2035-09-03
AI Technical Summary
然而,现有的外摆机构多采用齿轮、连杆等刚性传动组件,当抹布盘在伸出状态下碰撞家具腿、门槛等障碍物时,冲击力会直接传递至驱动电机及传动系统,容易导致齿轮崩齿、电机堵转或抹布盘变形等问题
[0029]本实用新型的清洁设备,扭簧的第一连接臂与第一驱动部固定连接,第二连接臂与抹布盘模组固定连接,形成完整的扭矩传递路径,当第一驱动部工作时,驱动扭簧第一连接臂旋转,进而带动扭簧整体旋转,扭簧整体旋转带动抹布盘模组相应的动作,通过控制第一驱动部的扭转方向实现抹布盘模组伸出或收回于机体,动力传递稳定。
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Figure CN224820624U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to the field of cleaning equipment, and in particular to a cleaning device and a cleaning component. Background Technology
[0002] In existing cleaning equipment such as robotic vacuum cleaners, a rotating mop disc is commonly used as the floor cleaning component. The mop disc is driven by a motor to rotate around its own axis, and wet or dry cleaning is achieved by using the friction between the mop and the floor.
[0003] To further improve the cleaning effect on corners and edges, some devices have attempted to equip the mop tray with a lateral swing function, extending the mop tray beyond the edge of the machine to clean areas that are difficult to reach with traditional structures, such as baseboards and corners. However, existing outward swing mechanisms mostly use rigid transmission components such as gears and linkages. When the mop tray collides with obstacles such as furniture legs or thresholds in the extended state, the impact force is directly transmitted to the drive motor and transmission system, which can easily lead to problems such as gear breakage, motor stalling, or mop tray deformation. Utility Model Content
[0004] In view of the shortcomings of the prior art, the purpose of this utility model is to provide a cleaning device and a cleaning component, which aims to solve at least one of the problems of the prior art.
[0005] To achieve the above objectives, the present invention adopts the following technical solution:
[0006] This utility model provides a cleaning device, including:
[0007] Organism;
[0008] A cleaning assembly, located at the bottom of the machine body, includes a swing module and a cloth tray module. The cloth tray module has an extended position or a retracted position relative to the machine body. The swing module includes a first drive unit and a torsion spring. The torsion spring has a first connecting arm and a second connecting arm. The first connecting arm is fixedly connected to the first drive unit, and the second connecting arm is fixedly connected to the cloth tray module.
[0009] The first driving unit can drive the torsion spring to rotate, and the rotation of the torsion spring causes the wiping cloth tray module to swing to the extended position or the retracted position. When the wiping cloth tray module is squeezed by an external force, the torsion spring can elastically deform to retract the wiping cloth tray module. The torsion spring returns to its original deformation and drives the wiping cloth tray module to move to the extended position.
[0010] In the above technical solution, the first drive unit has a first output shaft, the torsion spring is sleeved on the first output shaft, and the first connecting arm is fixedly connected to the first output shaft.
[0011] In any of the above technical solutions, the first driving unit includes:
[0012] The first frame is fixedly connected to the machine body;
[0013] A first drive motor is mounted on the first frame;
[0014] A first gear set is disposed on the first frame, and the first drive motor is connected to the first output shaft through the first gear set to drive the first output shaft to rotate.
[0015] In any of the above technical solutions, the first output shaft is rotatably connected to the wiping cloth module.
[0016] In any of the above technical solutions, the cloth tray module includes:
[0017] dishcloth tray;
[0018] The second drive unit includes a second frame and a second drive motor and a second gear set disposed on the second frame. The second drive motor is connected to the wiping disc through the second gear set to drive the wiping disc to rotate.
[0019] The second frame is provided with a rotating hole, and the first output shaft is rotatably engaged with the rotating hole.
[0020] In any of the above technical solutions, the second frame forms an outwardly protruding rotating connecting cavity, the rotating connecting cavity is provided with a connecting part and the cavity wall of the rotating connecting cavity is provided with the rotating hole, a part of the first output shaft extends into the rotating connecting cavity through the rotating hole, the torsion spring is located in the rotating connecting cavity and the second connecting arm is fixedly connected to the connecting part.
[0021] In any of the above technical solutions, the first connecting arm is configured as a bent arm, a connecting hook, or a connecting ring; and / or
[0022] The second connecting arm is configured as a bent arm, a connecting hook, or a connecting ring.
[0023] In any of the above technical solutions, the wiping cloth tray module is provided with a guide structure, and the machine body or the swing module is provided with a guide mating structure. The guide mating structure and the guide structure cooperate to guide the movement of the wiping cloth tray module.
[0024] In any of the above technical solutions, the wiping cloth tray module is provided with a limiting structure, and the machine body or the swing module is provided with a limiting cooperation structure. The limiting structure and the limiting cooperation structure cooperate to limit the swing stroke of the wiping cloth tray module.
[0025] This utility model also provides a cleaning component, including:
[0026] The cloth tray module has an extended position or a retracted position;
[0027] The swing module includes a first drive unit and a torsion spring. The torsion spring has a first connecting arm and a second connecting arm. The first connecting arm is fixedly connected to the first drive unit, and the second connecting arm is fixedly connected to the wiping tray module.
[0028] The first driving unit can drive the torsion spring to rotate, and the rotation of the torsion spring causes the wiping cloth tray module to swing to the extended position or the retracted position. When the wiping cloth tray module is squeezed by an external force, the torsion spring can elastically deform to retract the wiping cloth tray module. The torsion spring returns to its original deformation and drives the wiping cloth tray module to move to the extended position.
[0029] In this utility model of cleaning equipment, the first connecting arm of the torsion spring is fixedly connected to the first driving part, and the second connecting arm is fixedly connected to the wiping tray module, forming a complete torque transmission path. When the first driving part works, it drives the first connecting arm of the torsion spring to rotate, thereby driving the torsion spring to rotate as a whole. The rotation of the torsion spring as a whole drives the wiping tray module to move accordingly. By controlling the torsion direction of the first driving part, the wiping tray module can be extended or retracted into the machine body, and the power transmission is stable.
[0030] When the wiping tray module is in the extended position to clean corner areas, if it encounters an obstacle, the torsion spring can absorb the impact energy through its own elastic deformation, causing the wiping tray module to retract adaptively. This effectively avoids damage to the mechanism or jamming of the equipment, and improves its adaptability to complex working environments. After the external force is removed, the torsion spring can automatically restore its deformation and drive the wiping tray module back to the extended position. No additional reset sensor or driver program is required, achieving autonomous reset.
[0031] In this way, the torsion spring combines transmission and buffering functions, simplifying the transmission structure and making the overall structure more compact, which is conducive to the miniaturization and lightweight design of cleaning equipment. On the other hand, compared with the traditional rigid gear transmission scheme, when the wiping cloth module is impacted by external force, the external torque will force the torsion spring to undergo elastic deformation instead of being directly transmitted to the first drive unit. This effectively isolates the external impact and protects the first drive unit from the effects of overload torque, thereby avoiding common problems in traditional rigid transmission systems such as motor stalling, gear tooth breakage, or damage to transmission components, and significantly improving the reliability and service life of the first drive unit. Attached Figure Description
[0032] Figure 1 This is a three-dimensional structural diagram of a cleaning component proposed in an embodiment of the present invention;
[0033] Figure 2 This is an exploded structural diagram of a cleaning component according to an embodiment of the present invention;
[0034] Figure 3 A three-dimensional structural diagram of the swing module proposed in an embodiment of this utility model;
[0035] Figure 4 This is an exploded structural diagram of a cleaning component according to an embodiment of the present invention;
[0036] Figure 5 This is a cross-sectional structural schematic diagram of a cleaning component proposed in an embodiment of the present invention;
[0037] Figure 6 An exploded view of the wiping cloth tray module proposed in one embodiment of this utility model.
[0038] The correspondence between the reference numerals and the component names is as follows:
[0039] 10. Cleaning component; 100. Swing module; 110. First drive unit; 111. First output shaft; 112. First frame; 113. First drive motor; 114. First gear set; 120. Torsion spring; 121. First connecting arm; 122. Second connecting arm; 200. Wiping cloth tray module; 210. Wiping cloth tray; 220. Second drive unit; 221. Second frame; 2211. Rotating connecting cavity; 2212. Connecting part; 222. Second drive motor; 223. Second gear set. Detailed Implementation
[0040] To better understand the above-mentioned objectives, features, and advantages of this utility model, the present utility model will be further described in detail below with reference to the accompanying drawings and specific embodiments. It should be noted that, unless otherwise specified, the embodiments and features described in these embodiments can be combined with each other.
[0041] Many specific details are set forth in the following description in order to provide a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Therefore, the scope of protection of the present invention is not limited to the specific embodiments disclosed below.
[0042] The following is a reference to the appendix. Figure 1 To be continued Figure 6 This invention describes the cleaning equipment and cleaning components 10 according to some embodiments of the present invention.
[0043] like Figure 1 and Figure 2 As shown in the figure, an embodiment of the present invention proposes a cleaning device, for example, including a sweeping robot, a vacuum cleaner, a floor scrubber, etc.
[0044] The cleaning equipment comprises a main body and cleaning components 10. The main body, serving as the overall support structure, houses core functional modules such as a walking component, a vacuuming component, a side brush component, a control component, and a power supply component. The walking component typically includes drive wheels, casters, and corresponding motor drive mechanisms, responsible for the equipment's forward, backward, and turning movements, ensuring autonomous navigation in various ground environments. The vacuuming component includes a vacuum fan, a dust collection box, and a main brush roller. The side brush component gathers dust and debris from edge areas and sweeps it into the main cleaning area. The main brush roller rotates and brushes up particles from floor crevices, and the vacuum fan generates airflow to suck the dust into the dust collection box, thus completing the floor vacuuming task. The control system uses various sensors, such as lidar, collision sensors, and drop sensors, to perceive environmental information and coordinate the operation of each component. The power supply component consists of a battery pack and a charging management module, providing power support for the equipment's operation. All components work together to achieve autonomous movement and efficient cleaning functions.
[0045] The cleaning component 10 is located at the bottom of the machine body and includes a swing module 100 and a mop tray module 200. The mop tray module 200 is used to install and drive the mop to perform wiping actions. It can drive the mop to rotate or vibrate and generate friction with the ground to achieve wet or dry cleaning of the ground.
[0046] The mop tray module 200 has an extended position or a retracted position relative to the machine body. When the mop tray module 200 is in the extended position, at least part of it extends out of the edge of the machine body. This can effectively clean areas that are difficult for traditional cleaning equipment to reach, such as furniture edges and corners, reducing cleaning dead spots and significantly expanding the cleaning coverage. When the mop tray module 200 is in the retracted position, the mop tray module 200 can be completely retracted within the outline of the machine body, avoiding collisions or scratches with obstacles during movement or obstacle crossing. This protects the mop tray module 200 itself and reduces the resistance to movement of the cleaning equipment.
[0047] The swing module 100 includes a first drive unit 110 and a torsion spring 120. The torsion spring 120 has a first connecting arm 121 and a second connecting arm 122. The first connecting arm 121 is fixedly connected to the first drive unit 110, and the second connecting arm 122 is fixedly connected to the wiping tray module 200. The first drive unit 110 can drive the torsion spring 120 to rotate. The rotation of the torsion spring 120 causes the wiping tray module 200 to swing to the extended position or the retracted position. When the wiping tray module 200 is squeezed by an external force, the torsion spring 120 can elastically deform to retract the wiping tray module 200. The return deformation of the torsion spring 120 drives the wiping tray module 200 to move to the extended position.
[0048] In this utility model of cleaning equipment, the first connecting arm 121 of the torsion spring 120 is fixedly connected to the first driving part 110, and the second connecting arm 122 is fixedly connected to the wiping tray module 200, forming a complete torque transmission path. When the first driving part 110 works, it drives the first connecting arm 121 of the torsion spring 120 to rotate, thereby driving the torsion spring 120 to rotate as a whole. The rotation of the torsion spring 120 as a whole drives the wiping tray module 200 to move accordingly. By controlling the torsion direction of the first driving part 110, the wiping tray module 200 can be extended or retracted into the machine body, and the power transmission is stable.
[0049] When the wiping tray module 200 is in the extended position to clean corner areas, if it encounters an obstacle, the torsion spring 120 can absorb the impact energy through its own elastic deformation, causing the wiping tray module 200 to adaptively retract, effectively preventing mechanical damage or equipment jamming, and improving its adaptability to complex working environments. After the external force is removed, the torsion spring 120 can automatically restore its deformation and drive the wiping tray module 200 to the extended position, without the need for additional reset sensors or drivers, thus achieving autonomous reset.
[0050] In this way, the torsion spring 120 has both transmission and buffering functions, simplifying the transmission structure and making the overall structure more compact, which is conducive to the miniaturization and lightweight design of cleaning equipment. On the other hand, compared with the traditional gear set rigid transmission scheme, when the wiping cloth module 200 is impacted by an external force, the external torque will force the torsion spring 120 to undergo elastic deformation instead of being directly transmitted to the first drive unit 110 in the reverse direction. This effectively isolates the external impact and protects the first drive unit 110 from the influence of overload torque, thereby avoiding common problems in traditional rigid transmission systems such as motor stalling, gear tooth breakage, or damage to transmission components, and significantly improving the reliability and service life of the first drive unit 110.
[0051] like Figure 3 As shown, based on the above embodiment, the first drive unit 110 has a first output shaft 111, a torsion spring 120 sleeved on the first output shaft 111, and a first connecting arm 121 fixedly connected to the first output shaft 111. By directly sleeved and fixedly connected to the output shaft of the first drive unit 110, the power transmission path is simplified and made more efficient. This direct connection method ensures that the torque output by the first drive unit 110 can be transmitted to the torsion spring 120 without loss, thereby driving the wiping cloth module 200 to perform precise oscillating movements. The entire structure is compact and reasonable, requiring no additional couplings or clutch components, thus reducing manufacturing costs and assembly complexity.
[0052] Furthermore, such as Figure 4As shown, the first drive unit 110 includes a first frame 112, a first drive motor 113, and a first gear set 114. The first frame 112 is fixedly connected to the machine body. The first drive motor 113 is disposed on the first frame 112. The first gear set 114 is disposed on the first frame 112. The first drive motor 113 is connected to the first output shaft 111 through the first gear set 114 to drive the first output shaft 111 to rotate.
[0053] The first frame 112 provides a stable mounting base for the first drive motor 113 and the first gear set 114, ensuring the relative positional accuracy between the transmission components and effectively reducing vibration and positional deviation during operation. The first gear set 114 can convert the high-speed, low-torque output of the first drive motor 113 into a low-speed, high-torque motion suitable for the oscillation of the cloth tray module 200, which not only ensures the strength of the oscillation action but also improves the accuracy of control.
[0054] like Figure 4 and Figure 5 As shown, based on any of the above embodiments, the first output shaft 111 is rotatably connected to the wiping tray module 200. Thus, the first output shaft 111 simultaneously performs the dual functions of torque transmission and rotational guidance. The first output shaft 111 reliably transmits the rotational torque of the first drive motor 113 to the torsion spring 120 through its shaft itself. Simultaneously, the rotational engagement structure between the first output shaft 111 and the wiping tray module 200 provides a stable rotation center and motion guide for the swaying of the wiping tray module 200. This integrated design eliminates the need for separate drive shafts and guide structures, simplifies the overall mechanical structure, reduces the number of parts and manufacturing costs, and ensures the accuracy and consistency of the swaying trajectory of the wiping tray module 200 while maintaining power transmission efficiency, thereby improving the reliability of cleaning operations. The entire transmission and guidance structure is compact and reasonable, facilitating assembly and maintenance.
[0055] Furthermore, such as Figure 6 As shown, the wiping cloth module 200 includes a wiping cloth tray 210 and a second drive unit 220. The second drive unit 220 includes a second frame 221 and a second drive motor 222 and a second gear set 223 mounted on the second frame 221. The second drive motor 222 is connected to the wiping cloth tray 210 via the second gear set 223 to drive the wiping cloth tray 210 to rotate. More specifically, the second gear set 223 has a second output shaft, which is connected to the wiping cloth tray 210. The wiping cloth tray 210 can rotate around the second output shaft to achieve friction and cleaning of the floor. The second frame 221 is provided with a rotating hole, and the first output shaft 111 is rotatably engaged with the rotating hole.
[0056] The second frame 221 serves as the main support, and the second drive motor 222, the second gear set 223, and the wiping tray 210 are directly or indirectly mounted on the second frame 221 to form a complete rotating cleaning unit. The first output shaft 111 rotates with the rotating hole of the second frame 221, enabling the entire wiping tray module 200 to swing around the rotating hole as a whole. When the first drive unit 110 is working, the first output shaft 111 pushes the second frame 221 through the torsion spring 120, thereby driving the wiping tray module 200 to swing as a whole, realizing the extension and retraction of the wiping tray module 200 as a whole, which not only ensures the stability of the rotation of the wiping tray 210, but also achieves the coordination of the overall swing of the wiping tray module 200.
[0057] Furthermore, the second connecting arm 122 is fixedly connected to the second frame 221. This allows the rotational torque generated by the torsion spring 120 to be fully transmitted to the second frame 221, thereby driving the entire cloth tray module 200 to perform a stable swinging motion. The entire connection structure is simple and robust, easy to assemble and maintain, and helps to maintain long-term stable working performance.
[0058] Furthermore, such as Figure 4 and Figure 5 As shown, the second frame 221 has a protruding rotating connecting cavity 2211. A connecting part 2212 is provided inside the rotating connecting cavity 2211, and the cavity wall of the rotating connecting cavity 2211 has a rotating hole. A portion of the first output shaft 111 extends into the rotating connecting cavity 2211 through the rotating hole. The torsion spring 120 is located inside the rotating connecting cavity 2211, and the second connecting arm 122 is fixedly connected to the connecting part 2212. By completely accommodating the torsion spring 120 within the protruding rotating connecting cavity 2211 of the second frame 221, a concealed installation and comprehensive protection of the torsion spring 120 are achieved. The cavity structure of the rotating connecting cavity 2211 effectively isolates direct contact with external foreign objects and dust, avoiding the phenomenon of dirt entanglement or jamming of the torsion spring 120 during cleaning. The protruding cavity design provides ample rotation space for the oscillation of the wiping cloth module 200, ensuring that the wiping cloth module 200 does not interfere with the oscillating module 100 during extension and retraction, effectively preventing movement jamming.
[0059] In some embodiments, the first connecting arm 121 is configured as a bent arm, a connecting hook, or a connecting ring. By configuring the first connecting arm 121 into a simple and reliable form such as a bent arm, a connecting hook, or a connecting ring, it can form a stable fit with the corresponding through holes, connecting posts, or slots provided on the first drive unit 110, ensuring the reliability of the torsion spring 120 in transmitting torque and buffering.
[0060] In some embodiments, the second connecting arm 122 is configured as a bent arm, a connecting hook, or a connecting ring. By configuring the second connecting arm 122 into a simple and reliable form such as a bent arm, a connecting hook, or a connecting ring, it can form a stable fit with the corresponding through holes, connecting posts, or slots on the wiping tray module 200, ensuring the reliability of the torsion spring 120 in transmitting torque and buffering.
[0061] In some embodiments, the wiping tray module 200 is provided with a guide structure, and the body or swing module 100 is provided with a guide engagement structure. The guide engagement structure and the guide structure cooperate to guide the movement of the wiping tray module 200. For example, the guide structure is one of a groove or a slider, and the guide engagement structure is the other of a groove or a slider. The slider and the groove are in sliding engagement. Of course, the guide structure and the guide engagement structure can also adopt other structural forms, such as guide rails, etc., which are not limited here. When the wiping tray module 200 performs an extension or retraction action, the guide structure provided on the module cooperates with the guide engagement structure on the body or swing module 100 to ensure the smoothness and directional accuracy of the swing of the wiping tray module 200, effectively avoiding deviation or jamming during the swing process, and reducing unnecessary vibration and energy loss.
[0062] In some embodiments, the wiping tray module 200 is provided with a limiting structure, and the body or swing module 100 is provided with a limiting engagement structure. The limiting structure and the limiting engagement structure cooperate to limit the swing stroke of the wiping tray module 200. This reliably limits the swing stroke range of the wiping tray module 200. When the wiping tray module 200 moves to its extended or retracted limit position, the limiting structure and the limiting engagement structure form a mechanical stop to prevent the wiping tray module 200 from exceeding its travel range.
[0063] Preferably, the limiting structure is integrated into the guide structure. For example, the guide structure includes a slide groove, and the two ends of the slide groove are provided with stop walls. The stop walls define the limiting structure. Correspondingly, the guide mating structure is a slider, and the two end walls of the slider form a limiting mating structure. The limiting design integrated into the guide structure saves space and ensures the limiting accuracy.
[0064] Of course, those skilled in the art can also design the limiting structure as an independent structure according to actual needs.
[0065] This utility model also provides a cleaning component 10, including a cloth tray module 200 and a swing module 100. The cloth tray module 200 has an extended position or a retracted position. The swing module 100 includes a first drive unit 110 and a torsion spring 120. The torsion spring 120 has a first connecting arm 121 and a second connecting arm 122. The first connecting arm 121 is fixedly connected to the first drive unit 110, and the second connecting arm 122 is fixedly connected to the cloth tray module 200. The first drive unit 110 can drive the torsion spring 120 to rotate. The rotation of the torsion spring 120 causes the cloth tray module 200 to swing to the extended position or the retracted position. When the cloth tray module 200 is squeezed by an external force, the torsion spring 120 can elastically deform to retract the cloth tray module 200. The return deformation of the torsion spring 120 drives the cloth tray module 200 to move to the extended position.
[0066] The specific structural composition, connection relationships between components, and working process of the cleaning component 10 can be understood by referring to the detailed description of the corresponding cleaning component 10 in the cleaning equipment above. It also achieves the dual functions of power transmission and overload buffering through the torsion spring 120, possessing advantages such as compact structure, reliable operation, and strong impact resistance. The cleaning component 10 can be produced, assembled, and maintained independently as a module, or it can be easily integrated into various cleaning equipment, exhibiting good versatility and adaptability.
[0067] The embodiments described above are merely illustrative of several implementations of this utility model, and while the descriptions are relatively specific and detailed, they should not be construed as limiting the scope of the utility model patent. It should be noted that those skilled in the art can make various modifications and improvements without departing from the concept of this utility model, and these all fall within the protection scope of this utility model. Therefore, the protection scope of this utility model patent should be determined by the appended claims.
Claims
1. A cleaning device, characterized in that, include: Organism; A cleaning assembly, located at the bottom of the machine body, includes a swing module and a cloth tray module. The cloth tray module has an extended position or a retracted position relative to the machine body. The swing module includes a first drive unit and a torsion spring. The torsion spring has a first connecting arm and a second connecting arm. The first connecting arm is fixedly connected to the first drive unit, and the second connecting arm is fixedly connected to the cloth tray module. The first driving unit can drive the torsion spring to rotate, and the rotation of the torsion spring causes the wiping cloth tray module to swing to the extended position or the retracted position. When the wiping cloth tray module is squeezed by an external force, the torsion spring can elastically deform to retract the wiping cloth tray module. The torsion spring returns to its original deformation and drives the wiping cloth tray module to move to the extended position.
2. The cleaning equipment according to claim 1, characterized in that, The first drive unit has a first output shaft, the torsion spring is sleeved on the first output shaft, and the first connecting arm is fixedly connected to the first output shaft.
3. The cleaning equipment according to claim 2, characterized in that, The first driving unit includes: The first frame is fixedly connected to the machine body; A first drive motor is mounted on the first frame; A first gear set is disposed on the first frame, and the first drive motor is connected to the first output shaft through the first gear set to drive the first output shaft to rotate.
4. The cleaning equipment according to claim 2 or 3, characterized in that, The first output shaft is rotatably connected to the wiping cloth module.
5. The cleaning equipment according to claim 4, characterized in that, The cloth tray module includes: dishcloth tray; The second drive unit includes a second frame and a second drive motor and a second gear set disposed on the second frame. The second drive motor is connected to the wiping disc through the second gear set to drive the wiping disc to rotate. The second frame is provided with a rotating hole, and the first output shaft is rotatably engaged with the rotating hole.
6. The cleaning equipment according to claim 5, characterized in that, The second frame has an outwardly protruding rotating connection cavity, a connecting part is provided inside the rotating connection cavity, and the cavity wall of the rotating connection cavity is provided with the rotating hole. A part of the first output shaft extends into the rotating connection cavity through the rotating hole. The torsion spring is located inside the rotating connection cavity, and the second connecting arm is fixedly connected to the connecting part.
7. The cleaning equipment according to any one of claims 1 to 3, characterized in that, The first connecting arm is configured as a bent arm, a connecting hook, or a connecting ring; and / or The second connecting arm is configured as a bent arm, a connecting hook, or a connecting ring.
8. The cleaning equipment according to any one of claims 1 to 3, characterized in that, The wiping cloth tray module is provided with a guide structure, and the machine body or the swing module is provided with a guide engagement structure. The guide engagement structure and the guide structure cooperate to guide the movement of the wiping cloth tray module.
9. The cleaning equipment according to any one of claims 1 to 3, characterized in that, The wiping cloth tray module is provided with a limiting structure, and the machine body or the swing module is provided with a limiting cooperation structure. The limiting structure and the limiting cooperation structure cooperate to limit the swing stroke of the wiping cloth tray module.
10. A cleaning component, characterized in that, include: The cloth tray module has an extended position or a retracted position; The swing module includes a first drive unit and a torsion spring. The torsion spring has a first connecting arm and a second connecting arm. The first connecting arm is fixedly connected to the first drive unit, and the second connecting arm is fixedly connected to the wiping tray module. The first driving unit can drive the torsion spring to rotate, and the rotation of the torsion spring causes the wiping cloth tray module to swing to the extended position or the retracted position. When the wiping cloth tray module is squeezed by an external force, the torsion spring can elastically deform to retract the wiping cloth tray module. The torsion spring returns to its original deformation and drives the wiping cloth tray module to move to the extended position.