Cleaning base station and cleaning system

By using a roller-type detection element to make rolling contact with the dust bag assembly, the problem of rigid contact between the dust bag and the micro switch is solved, thus protecting the dust bag and improving the reliability of the detection element.

CN224112609UActive Publication Date: 2026-04-14SHENZHEN SILVER STAR INTELLIGENT TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHENZHEN SILVER STAR INTELLIGENT TECH CO LTD
Filing Date
2025-03-27
Publication Date
2026-04-14

AI Technical Summary

Technical Problem

In the prior art, during the dust bag removal process, the spring of the micro switch makes rigid contact with the surface of the dust bag, which can easily cause the surface of the dust bag to be scratched or damaged, and can also easily damage the micro switch structure.

Method used

The system employs a roller-type detection element, replacing rigid contact with rolling contact. The roller works in conjunction with the dust bag assembly to prevent scratches and damage to the dust bag and detection element. The smooth movement of the roller also helps prevent damage to the detection element.

Benefits of technology

It effectively prevents the dust bag assembly from being scratched or damaged, extends its service life, and avoids damage to the detection components, thereby improving the reliability and service life of the cleaning base station.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the field of cleaning robots, and discloses a cleaning base station and a cleaning system.The cleaning base station comprises a machine body, a dust bag assembly, a support assembly and a detection element, the dust bag assembly is detachably installed in the machine body, the support assembly is arranged in the machine body, and an avoiding groove is formed in the support assembly; the detection unit comprises a detection unit, a linkage piece and a roller, the two ends of the linkage piece are connected with the detection unit and the roller respectively, the detection unit is installed on the support assembly, and the roller is arranged at the receding groove; when the dust bag assembly is not inserted into the machine body, at least part of the rolling wheel is located on the side, away from the detection unit, of the receding groove, and when the dust bag assembly is inserted into the machine body, the dust bag assembly can push the rolling wheel to move in the direction of the receding groove on the side, away from the detection unit, of the receding groove so as to trigger the detection element and generate a dust bag in-place signal. In the embodiment of the utility model, the roller is in rolling contact with the dust bag bracket, so that the dust bag component and the detection element are prevented from being scratched and damaged due to rigid contact.
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Description

Technical Field

[0001] This utility model relates to the field of cleaning equipment technology, and in particular to a cleaning base station and cleaning system. Background Technology

[0002] With the advancement of technology, robotic vacuum cleaners have become an important tool for cleaning modern homes. To improve user experience, many robotic vacuum cleaners are equipped with dust bags inside their base stations for dust collection, and microswitches are used to detect the dust bag's installation status within the base station. Specifically, when the dust bag is inserted into the base station, it squeezes the spring of the microswitch, triggering an electrical signal and indicating that the dust bag is in place. When the dust bag is removed, the spring resets, the signal is interrupted, and it is determined that the dust bag has been removed.

[0003] However, since the spring of the micro switch is usually a thin sheet design, the spring of the micro switch makes rigid contact with the surface of the dust bag during the process of loading and unloading the dust bag, which can easily cause the surface of the dust bag to be scratched or damaged, and can also easily damage the structure of the micro switch. Utility Model Content

[0004] This utility model aims to provide a cleaning base station and a cleaning robot to solve the technical problem in the prior art where, during the dust bag removal process, the spring of the micro switch makes rigid contact with the surface of the dust bag, which easily leads to scratches or damage to the surface of the dust bag and also easily damages the micro switch structure.

[0005] The present invention addresses its technical problem by providing the following technical solution: a clean base station, comprising:

[0006] Organism;

[0007] A dust bag assembly, which is detachably installed in the body;

[0008] A support assembly is disposed in the body, and an clearance groove is provided on the support assembly;

[0009] The detection element includes a detection unit, a linkage component, and a roller. The two ends of the linkage component are respectively connected to the detection unit and the roller. The detection unit is mounted on the bracket assembly, and the roller is located at the clearance groove.

[0010] When the dust bag assembly is not installed in the body, the roller is at least partially located on the side of the clearance groove away from the detection unit;

[0011] When the dust bag assembly is installed into the machine body, the dust bag assembly can push the roller to move in the direction of the clearance groove to trigger the detection element and generate a dust bag in-situ signal.

[0012] In some embodiments, the dust bag assembly includes a dust bag and a guide plate, the guide plate being disposed on the side of the dust bag facing the support assembly;

[0013] The bracket assembly is provided with a guide groove that cooperates with the guide plate. When the guide plate slides along the guide groove, the guide plate can push the roller to move in the direction of the clearance groove.

[0014] In some embodiments, the dust bag assembly further includes an elastic pad disposed on the side of the guide plate opposite to the dust bag;

[0015] When the guide plate is inserted into the guide groove, the elastic pad is held between the guide plate and the bracket assembly.

[0016] In some embodiments, a dust collection port is provided on the guide plate, and a dust inlet is provided on the bracket assembly. When the dust bag assembly is installed into the machine body, the dust inlet and the dust collection port are positioned corresponding to and connected to each other.

[0017] The elastic gasket ring is located on the outer periphery of the dust collection port.

[0018] In some embodiments, the bracket assembly includes a base, a mounting bracket, and a fixing bracket;

[0019] The base is provided with the clearance groove;

[0020] The mounting bracket is located on the side of the base away from the dust bag assembly. The mounting bracket has a connecting groove, which corresponds to and connects with the clearance groove. The linkage is located in the connecting groove.

[0021] The fixed bracket is located on the side of the mounting bracket away from the base, and a receiving groove is provided on the fixed bracket, with the detection unit located in the receiving groove.

[0022] In some embodiments, the bracket assembly further includes a first seal surrounding the periphery of the clearance groove and located between the base and the mounting bracket, with opposite sides of the first seal abutting against the base and the mounting bracket, respectively.

[0023] In some embodiments, the bracket assembly further includes a second seal surrounding the periphery of the communicating groove and located between the fixed bracket and the mounting bracket, with opposite sides of the second seal abutting against the fixed bracket and the mounting bracket, respectively.

[0024] In some embodiments, the mounting bracket has a first annular groove on the side facing the base, and the first sealing member is disposed in the first annular groove;

[0025] The fixed bracket has a second annular groove on the side facing the mounting bracket, and the second seal is disposed in the second annular groove.

[0026] In some embodiments, the detection element further includes an elastic element disposed between the detection unit and the linkage element, with both ends of the elastic element connected to the detection unit and the linkage element, respectively.

[0027] To address its technical problems, this utility model provides the following technical solution: a cleaning system including a cleaning robot and a cleaning base station as described in any of the above embodiments.

[0028] Compared with existing technologies, the cleaning base station and cleaning system provided in this embodiment of the utility model utilizes a roller-equipped detection element that cooperates with the dust bag assembly. The roller makes rolling contact with the dust bag support, avoiding scratches and damage to the dust bag assembly and detection element caused by rigid contact. This effectively prevents scratches or damage to the dust bag assembly and extends its service life. Furthermore, the roller's movement is relatively smooth, effectively preventing damage to the detection element caused by roller rebound when the dust bag assembly is removed. Attached Figure Description

[0029] One or more embodiments are illustrated by way of example with reference numerals in the accompanying drawings. These illustrations do not constitute a limitation on the embodiments. Elements with the same reference numerals in the drawings are denoted as similar elements. Unless otherwise stated, the figures in the drawings are not to be limited by scale.

[0030] Figure 1 This is an exploded structural diagram of a clean base station after the body has been removed, according to one embodiment of the present invention;

[0031] Figure 2 This is a three-dimensional structural schematic diagram of the detection element in an embodiment of this utility model;

[0032] Figure 3 This is a cross-sectional view of the dust bag assembly after it comes into rolling contact with the roller during the insertion of the dust bag assembly into the bracket assembly in this embodiment of the present invention.

[0033] Figure 4 This is a schematic cross-sectional view of the dust bag assembly after it separates from the roller during the process of the dust bag assembly being pulled out of the machine body in this embodiment of the utility model.

[0034] Figure 5 This is a schematic diagram of the assembly structure of the guide plate and the bracket assembly in an embodiment of this utility model;

[0035] Figure 6This is a cross-sectional structural diagram of the support assembly and detection element in an embodiment of this utility model;

[0036] Explanation of reference numerals in the attached figures:

[0037] 100. Clean base station; 10. Dust bag assembly; 11. Dust bag; 12. Guide plate; 120. Dust collection port; 13. Elastic pad; 20. Support assembly; 201. Clearance groove; 202. Guide groove; 203. Dust inlet; 21. Base; 22. Mounting bracket; 220. Connecting groove; 221. First annular groove; 23. Fixed bracket; 230. Receiving groove; 231. Second annular groove; 24. First seal; 25. Second seal; 30. Detection element; 31. Detection unit; 32. Linkage element; 33. Roller. Detailed Implementation

[0038] To facilitate understanding of this utility model, a more detailed description is provided below with reference to the accompanying drawings and specific embodiments. It should be noted that when an element is described as "connected" to another element, it can be directly on the other element, or one or more intermediate elements may exist between them. The terms "upper," "lower," "left," "right," "upper end," "lower end," "top," and "bottom," etc., used in this specification, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model. Furthermore, the terms "first," "second," etc., are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0039] Unless otherwise defined, all technical and scientific terms used in this specification have the same meaning as commonly understood by one of ordinary skill in the art to which this invention pertains. The terminology used in this specification is for the purpose of describing particular embodiments only and is not intended to limit the scope of the invention.

[0040] In existing technologies, the contact springs of microswitches used to detect whether a dust bag is in place are typically thin-plate designs. During the insertion and removal of the dust bag, the contact springs rigidly contact the surface of the dust bag, which can easily lead to scratches or damage to the dust bag surface, and also damage to the microswitch structure. Furthermore, during dust bag removal, the contact springs are prone to violently rebounding due to a sudden release of elastic potential energy, causing damage to the microswitch.

[0041] Therefore, this utility model provides a clean base station and a clean system to solve the above-mentioned problems existing in the prior art. The following will describe these problems in conjunction with the accompanying drawings. Figures 1 to 6The cleaning base station and cleaning robot provided in the embodiments of this utility model are described in detail.

[0042] Please see Figures 1 to 4 This utility model embodiment provides a cleaning base station 100, which includes a body (not shown), a dust bag assembly 10, a support assembly 20, and a detection element 30.

[0043] The dust bag assembly 10 is detachably installed in the machine body, and the bracket assembly 20 is disposed in the machine body. The bracket assembly 20 has an avoidance groove 201. The detection unit 31 includes a detection unit 31, a linkage 32, and a roller 33. The two ends of the linkage 32 are respectively connected to the detection unit 31 and the roller 33. The detection unit 31 is installed on the bracket assembly 20, and the roller 33 is disposed at the avoidance groove 201. When the dust bag assembly 10 is not inserted into the machine body, the roller 33 is at least partially located on the side of the avoidance groove 201 away from the detection unit 31. When the dust bag assembly 10 is inserted into the machine body, the dust bag assembly 10 can push the roller 33 towards the avoidance groove 201 on the side of the avoidance groove 201 away from the detection unit 31 to trigger the detection element 30 and generate a dust bag in-place signal.

[0044] Specifically, the internal structure of the unit is typically hollow to accommodate the dust bag assembly 10, the support assembly 20, and the detection element 30. The dust bag assembly 10 is hollow inside to hold garbage, dust, and other debris. The detection element 30 is mounted on the support assembly 20 and is used to monitor the installation status of the dust bag assembly 10. When the dust bag assembly 10 is correctly installed, the detection element 30 will generate a dust bag presence signal. At this time, the cleaning base station 100 can perform dust collection operations. For example, the cleaning base station 100 can effectively suck dust, garbage, and other debris into the dust bag assembly 10 through the negative pressure generated by the fan.

[0045] like Figure 2 As shown, the detection element 30 can be a rolling micro switch. The detection element 30 includes a detection unit 31, a linkage 32, and a roller 33. The two ends of the linkage 32 are connected to the detection unit 31 and the roller 33, respectively. The displacement information of the roller 33 can be transmitted to the detection unit 31 through the linkage 32. Optionally, the linkage 32 can be in the form of a generally rod-shaped structure.

[0046] When the dust bag assembly 10 is not installed in the machine body (i.e., when the roller 33 is not subjected to external force), the detection element 30 is in its initial position. At this time, the roller 33 protrudes at least partially from the side of the clearance groove 201 away from the detection unit 31. During the process of installing the dust bag assembly 10 into the machine body (the dust bag assembly 10 is in the initial position), the detection element 30 is in its initial position. Figure 3 As indicated by the arrow (inserted in the direction shown), the dust bag assembly 10 will gradually approach the roller 33 and eventually roll into contact with the roller 33, causing the dust bag assembly 10 to squeeze the roller 33 and push the roller 33 towards the clearance groove 201 (see...). Figure 3 The displacement of the roller 33 is transmitted to the detection unit 31 through the linkage 32, thereby triggering the detection element 30 and generating a dust bag in-place signal, indicating that the dust bag assembly 10 has been correctly installed in place.

[0047] During the process of removing the dust bag assembly 10 from the machine body (the dust bag assembly 10 is...) Figure 4 (Pull out in the direction of the arrow shown), the dust bag assembly 10 separates from the roller 33 (see...) Figure 4 When the roller 33 is ejected by the linkage 32, the linkage 32 and the roller 33 return to their initial state, and the dust bag presence signal disappears.

[0048] Compared to using a traditional thin-plate microswitch to detect the position of the dust bag assembly 10, this embodiment uses a detection element 30 with a roller 33 to cooperate with the dust bag assembly 10. The roller 33 makes rolling contact with the dust bag holder, avoiding scratches and damage to the dust bag assembly 10 and the detection element 30 caused by rigid contact. This effectively prevents scratches or damage to the dust bag assembly 10 and extends its service life. Furthermore, the movement of the roller 33 is relatively smooth, effectively preventing damage to the detection element 30 caused by the roller 33 rebounding when the dust bag assembly 10 is removed.

[0049] In some embodiments, the detection element 30 further includes an elastic element disposed between the detection unit 31 and the linkage element 32, with both ends of the elastic element connected to the detection unit 31 and the linkage element 32 respectively.

[0050] Optionally, the elastic element can be a spring. This elastic element provides better restoring force to the roller 33 and the linkage 32. When the dust bag assembly 10 is pulled out of the machine body, the roller 33 is no longer under external pressure. At this time, the elastic element uses its own elasticity to push the linkage 32 and the roller 33 back to their initial positions, ensuring the accuracy of the reset positions of the linkage 32 and the roller 33. Furthermore, the elastic element provides good cushioning, reducing the impact force on the roller 33 when the dust bag assembly 10 is inserted into or removed from the machine body, thus preventing damage to the roller 33 and the linkage 32 due to excessive instantaneous impact force.

[0051] Please see Figure 1 and Figure 5 In some embodiments, the dust bag assembly 10 includes a dust bag 11 and a guide plate 12. The guide plate 12 is disposed on the side of the dust bag 11 facing the support assembly 20. The support assembly 20 is provided with a guide groove 202 that cooperates with the guide plate 12. When the guide plate 12 slides along the guide groove 202, the guide plate 12 can push the roller 33 to move in the direction of the clearance groove 201.

[0052] The dust bag 11 can be roughly rectangular in shape, and the guide plate 12 protrudes from one side of the dust bag 11 to facilitate sliding engagement with the guide groove 202. Through the sliding engagement between the guide plate 12 and the guide groove 202, the bracket assembly 20 can be quickly and easily and accurately installed into the machine body. Optionally, the guide plate 12 can be installed on the dust bag 11 by means of screwing, welding, or other methods.

[0053] Specifically, during the process of installing the dust bag assembly 10 into the machine body, the guide plate 12 is first aligned with the guide groove 202, and then the guide plate 12 is inserted into the guide groove 202. The guide plate 12 slides relative to the guide groove 202, and the guide plate 12 gradually approaches the roller 33 and finally rolls into contact with the roller 33, so that the dust bag assembly 10 squeezes the roller 33 and pushes the roller 33 to move towards the clearance groove 201. The displacement of the roller 33 is transmitted to the detection unit 31 through the linkage 32, thereby triggering the detection element 30 and generating a dust bag in-place signal, indicating that the dust bag assembly 10 has been correctly installed in place.

[0054] like Figure 1 As shown, in some embodiments, the dust bag assembly 10 further includes an elastic pad 13, which is disposed on the side of the guide plate 12 away from the dust bag 11; when the guide plate 12 is inserted into the guide groove 202, the elastic pad 13 is clamped between the guide plate 12 and the bracket assembly 20.

[0055] The elastic pad 13 can be a thin sheet structure. The elastic pad 13 can be made of a material with good elasticity and wear resistance to ensure its stability and durability during long-term use. Optionally, the elastic pad 13 can be made of elastic foam material. It is understood that in other embodiments, the elastic pad 13 can also be made of materials such as rubber or silicone.

[0056] After the guide plate 12 is inserted into the guide groove 202, the elastic pad 13 is compressed and clamped between the guide plate 12 and the bracket assembly 20. Because the elastic pad 13 has good elastic deformation capability, it will generate a reverse force when compressed, so that the guide plate 12 is firmly pressed against the bracket assembly 20, preventing the dust bag assembly 10 from loosening or shaking inside the machine body, and ensuring the positional accuracy of the dust bag assembly 10.

[0057] like Figure 1 As shown, in some embodiments, the guide plate 12 is provided with a dust collection port 120 and the bracket assembly 20 is provided with a dust inlet 203. When the dust bag assembly 10 is installed into the machine body, the dust inlet 203 and the dust collection port 120 are positioned correspondingly. Garbage, dust and other debris can enter the dust bag 11 after passing through the dust inlet 203 and the dust collection port 120 in sequence.

[0058] In some embodiments, the elastic pad 13 is arranged around the outer periphery of the dust collection port 120. When the dust bag assembly 10 is installed in place, the elastic pad 13 will fit tightly against the edge of the dust inlet 203 on the bracket assembly 20. The elastic pad 13 can seal the gap between the dust inlet 203 and the dust collection port 120, ensuring the sealing performance between the dust inlet 203 and the dust collection port 120.

[0059] Please see Figure 1 and Figure 6 In some embodiments, the bracket assembly 20 includes a base 21, a mounting bracket 22, and a fixing bracket 23; the base 21 has an clearance groove 201; the mounting bracket 22 is located on the side of the base 21 away from the dust bag assembly 10, and the mounting bracket 22 has a connecting groove 220, which corresponds to and connects with the clearance groove 201, and the linkage 32 is located in the connecting groove 220; the fixing bracket 23 is located on the side of the mounting bracket 22 away from the base 21, and the fixing bracket 23 has a receiving groove 230, and the detection unit 31 is located in the receiving groove 230.

[0060] The base 21 is fixedly installed inside the machine body. The side of the base 21 opposite to the mounting bracket 22 has a guide groove 202 that cooperates with the guide plate 12. The mounting bracket 22 can be fixedly connected to the base 21 by snap-fit, screw-fit, or other means. The connecting groove 220 on the mounting bracket 22 corresponds to and communicates with the clearance groove 201 on the base 21. The fixed bracket 23 can be fixedly connected to the mounting bracket 22 by snap-fit, screw-fit, or other means. The fixed bracket 23 is provided with a receiving groove 230 and provides installation space for the detection unit 31.

[0061] During assembly, the linkage 32 of the detection element 30 can extend into the connecting groove 220, and the roller 33 of the detection element 30 can pass through the connecting groove 220 and the clearance groove 201 in sequence, so that the roller 33 protrudes from the side surface of the base 21 away from the mounting bracket 22, and the detection unit 31 of the detection element 30 can be inserted into the receiving groove 230 and abut against the mounting bracket 22, thereby achieving the limiting and fixing of the detection unit 31.

[0062] In some embodiments, the bracket assembly 20 further includes a first seal 24, which surrounds the periphery of the clearance groove 201 and is located between the base 21 and the mounting bracket 22. The opposite sides of the first seal 24 abut against the base 21 and the mounting bracket 22, respectively.

[0063] The first seal 24 can be made of a material with good sealing performance. For example, the first seal 24 can be a silicone seal or sealing cotton. The first seal 24 can be an annular structure so as to be arranged around the periphery of the clearance groove 201.

[0064] The two opposite sides of the first sealing element 24 are respectively sealed and fitted to the base 21 and the mounting bracket 22, which can prevent air from leaking from the gap between the fixed bracket 23 and the mounting bracket 22 when the detection element 30 is assembled, and avoid external dust and liquid from entering the interior of the detection element 30, affecting the detection accuracy of the detection element 30, and ensuring the detection accuracy of the detection element 30.

[0065] In some embodiments, the bracket assembly 20 further includes a second seal 25, which surrounds the periphery of the communicating groove 220 and is located between the fixed bracket 23 and the mounting bracket 22, with the opposite sides of the second seal 25 abutting against the fixed bracket 23 and the mounting bracket 22, respectively.

[0066] The second seal 25 can be made of a material with good sealing performance. For example, the second seal 25 can be a silicone seal or sealing cotton. The second seal 25 can be an annular structure so as to be arranged around the periphery of the connecting groove 220.

[0067] The two opposite sides of the second sealing element 25 are respectively sealed and fitted to the fixed bracket 23 and the mounting bracket 22, which can prevent air from leaking from the gap between the fixed bracket 23 and the mounting bracket 22 when the detection element 30 is assembled, and avoid external dust and liquid from entering the interior of the detection element 30 and affecting the detection accuracy of the detection element 30, thus further ensuring the detection accuracy of the detection element 30.

[0068] In some embodiments, the mounting bracket 22 has a first annular groove 221 on the side facing the base 21, and the first seal 24 is disposed in the first annular groove 221. The first annular groove 221 provides a precise installation position for the first seal 24, ensuring the installation accuracy of the first seal 24 and improving installation efficiency.

[0069] The fixed bracket 23 has a second annular groove 231 on the side facing the mounting bracket 22. The second seal 25 is disposed in the second annular groove 231. The second annular groove 231 provides a precise installation position for the second seal 25, ensuring the installation accuracy of the second seal 25 and improving installation efficiency.

[0070] Based on the same inventive concept, this utility model embodiment also provides a cleaning system, which includes a cleaning robot and a cleaning base station 100 as described in any of the above embodiments. The cleaning robot can dock with the cleaning base station 100, enabling the cleaning base station 100 to extract the waste from the cleaning robot into the dust bag assembly 10.

[0071] Since the cleaning system includes the cleaning base station 100 in the above embodiments, it also has the beneficial effects of the above embodiments. The specific beneficial effects are described above and will not be repeated here.

[0072] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of this utility model, and not to limit it; under the concept of this utility model, the technical features of the above embodiments or different embodiments can also be combined, the steps can be implemented in any order, and there are many other variations of different aspects of this utility model as described above. For the sake of brevity, they are not provided in detail; although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the foregoing embodiments, or make equivalent substitutions for some of the technical features; and these modifications or substitutions do not cause the essence of the corresponding technical solutions to deviate from the scope of the technical solutions of the embodiments of this utility model.

Claims

1. A clean base station, characterized in that, include: Organism; A dust bag assembly, which is detachably installed in the body; A support assembly is disposed in the body, and an clearance groove is provided on the support assembly; The detection element includes a detection unit, a linkage component, and a roller. The two ends of the linkage component are respectively connected to the detection unit and the roller. The detection unit is mounted on the bracket assembly, and the roller is located at the clearance groove. When the dust bag assembly is not installed in the body, the roller is at least partially located on the side of the clearance groove away from the detection unit; When the dust bag assembly is installed into the machine body, the dust bag assembly can push the roller to move in the direction of the clearance groove to trigger the detection element and generate a dust bag in-situ signal.

2. The clean base station according to claim 1, characterized in that, The dust bag assembly includes a dust bag and a guide plate, the guide plate being disposed on the side of the dust bag facing the support assembly; The bracket assembly is provided with a guide groove that cooperates with the guide plate. When the guide plate slides along the guide groove, the guide plate can push the roller to move in the direction of the clearance groove.

3. The clean base station according to claim 2, characterized in that, The dust bag assembly also includes an elastic pad, which is disposed on the side of the guide plate opposite to the dust bag; When the guide plate is inserted into the guide groove, the elastic pad is held between the guide plate and the bracket assembly.

4. The clean base station according to claim 3, characterized in that, The guide plate has a dust collection port, and the bracket assembly has a dust inlet. When the dust bag assembly is installed into the machine body, the dust inlet and the dust collection port are positioned correspondingly and connected. The elastic gasket ring is located on the outer periphery of the dust collection port.

5. The clean base station according to claim 1, characterized in that, The bracket assembly includes a base, a mounting bracket, and a fixing bracket; The base is provided with the clearance groove; The mounting bracket is located on the side of the base away from the dust bag assembly. The mounting bracket has a connecting groove, which corresponds to and connects with the clearance groove. The linkage is located in the connecting groove. The fixed bracket is located on the side of the mounting bracket away from the base, and a receiving groove is provided on the fixed bracket, with the detection unit located in the receiving groove.

6. The clean base station according to claim 5, characterized in that, The bracket assembly further includes a first seal, which surrounds the periphery of the clearance groove and is located between the base and the mounting bracket, with opposite sides of the first seal abutting against the base and the mounting bracket, respectively.

7. The clean base station according to claim 6, characterized in that, The bracket assembly further includes a second seal, which surrounds the periphery of the communicating groove and is located between the fixed bracket and the mounting bracket, with the opposite sides of the second seal abutting against the fixed bracket and the mounting bracket, respectively.

8. The clean base station according to claim 7, characterized in that, The mounting bracket has a first annular groove on the side facing the base, and the first sealing element is disposed in the first annular groove; The fixed bracket has a second annular groove on the side facing the mounting bracket, and the second seal is disposed in the second annular groove.

9. The clean base station according to any one of claims 1-8, characterized in that, The detection element further includes an elastic element, which is disposed between the detection unit and the linkage element, and the two ends of the elastic element are respectively connected to the detection unit and the linkage element.

10. A cleaning system, characterized in that, This includes cleaning robots and cleaning base stations as described in any one of claims 1-9.