Handheld scrubber wastewater tank
By designing a rotating shaft and guide groove structure on the wastewater tank of the handheld floor scrubber, the problems of difficult top cover removal and wastewater splashing are solved, achieving labor-saving and convenient top cover removal and efficient cleaning of the wastewater tank, improving user experience and equipment aesthetics.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- NINGBO HAOJIA ELECTRICAL APPLIANCES CO LTD
- Filing Date
- 2025-04-21
- Publication Date
- 2026-06-16
AI Technical Summary
Existing handheld floor scrubbers have difficulty removing the wastewater tank cover and are prone to splashing wastewater out, affecting user experience and cleaning efficiency.
A structure was designed in which the top cover and the handle are connected by a rotating shaft. The rotating shaft rotates around a fixed shaft to easily remove the top cover, and the guide groove and guide rod work together to prevent sewage from splashing out.
It enables effortless and convenient removal of the top cover, reduces sewage splashing, improves user experience and cleaning efficiency, and enhances the aesthetics and usability of the equipment.
Smart Images

Figure CN224357536U_ABST
Abstract
Description
Technical Field
[0001] This application relates to the field of wastewater tanks, and in particular to a wastewater tank for a handheld floor scrubber. Background Technology
[0002] Handheld floor scrubbers are widely favored by consumers due to their ease of operation and flexibility. When cleaning, the wastewater tank cover of a handheld floor scrubber needs to be pulled out to empty the debris inside. However, current technology involves forcibly pulling out the cover, which is laborious and prone to splashing wastewater out, causing secondary pollution and severely impacting the user experience. Furthermore, it increases the workload for users. Utility Model Content
[0003] To facilitate easy removal of the wastewater tank cover for user cleaning, this application provides a wastewater tank for a handheld floor scrubber.
[0004] The wastewater tank for the handheld floor scrubber provided in this application adopts the following technical solution:
[0005] include:
[0006] Top cover;
[0007] The lower cover is attached to the upper cover by a snap fastener;
[0008] A handle is located on the top cover;
[0009] The top cover has a first receiving groove for placing the handle. The top cover has fixed shafts at both ends, and the handle has rotating shafts at both ends. The rotating shafts are rotatably sleeved on the fixed shafts. The top cover has a fixed plate with a first arc-shaped groove. The rotating shaft is located in the first arc-shaped groove.
[0010] By adopting the above technical solution, the user can easily remove the sewage tank cover by lifting the handle upwards, causing the rotating shaft to rotate around the fixed shaft. This allows the handle to disengage from the first receiving slot, enabling the top cover to be pulled out from the bottom cover. This achieves easy and convenient removal of the sewage tank cover, saving effort and preventing sewage from splashing out of the tank, thus improving cleaning efficiency and user experience. When not in use, the handle can be placed in the first receiving slot, ensuring that it does not obstruct the sewage tank during use, improving work efficiency and enhancing aesthetics.
[0011] In one possible implementation, connecting blocks are provided at both ends of the lower cover, and guide grooves are provided on the connecting blocks. A guide rod that cooperates with the guide groove is provided on the rotating shaft.
[0012] In one possible implementation, the guide rod has a triangular structure.
[0013] In one possible implementation, one end of the guide rod is configured as a first inclined surface, and the end face of the guide groove has a second inclined surface that mates with the first inclined surface.
[0014] In one possible implementation, the handle has latches at both ends.
[0015] In one possible implementation, the handle has limiting portions at both ends, and the top cover has limiting grooves that cooperate with the limiting portions.
[0016] In one possible implementation, the top cover is provided with a second arc-shaped groove that communicates with the limiting groove. One end of the second arc-shaped groove is connected to the first receiving groove. The handle is provided with an arc-shaped surface that cooperates with the second arc-shaped groove. One end of the arc-shaped surface is connected to the limiting part.
[0017] In one possible implementation, the handle includes a connecting portion and support rods provided at both ends of the connecting portion.
[0018] In one possible implementation, the middle section of the support rod is bent.
[0019] In one possible implementation, the top cover is provided with a second receiving groove for easy access by the handle, the second receiving groove being connected to the first receiving groove, and the depth of the second receiving groove being greater than the depth of the first receiving groove.
[0020] In summary, this application includes the following beneficial technical effects: When the user pulls out the connecting part upwards, the rotating shaft rotates around the screw post, facilitating the removal of the upper cover from the lower cover. This allows for easy and convenient removal of the sewage tank upper cover, saving effort and preventing sewage from splashing out of the tank, thereby improving cleaning efficiency and user experience. When not in use, the handle can be placed in the first receiving slot, ensuring that the handle does not obstruct the sewage tank during use, improving work efficiency and enhancing aesthetics. Attached Figure Description
[0021] Figure 1 This is an overall schematic diagram based on an embodiment of this application;
[0022] Figure 2 yes Figure 1 An enlarged schematic diagram of part A;
[0023] Figure 3 yes Figure 1 An enlarged schematic diagram of part B;
[0024] Figure 4 This is a structural schematic diagram of a part of an embodiment, mainly showing the upper cover;
[0025] Figure 5 This is a structural schematic diagram as part of an embodiment, mainly showing the handle.
[0026] Reference numerals: 1. Top cover; 2. Bottom cover; 3. Handle; 4. Connecting part; 5. Support rod part; 6. Rotating shaft; 7. First receiving groove; 8. Fixed shaft; 9. Fixed plate; 10. First arc-shaped groove; 11. Arc-shaped surface; 12. Second arc-shaped groove; 13. Connecting block; 14. Guide groove; 15. Guide rod; 16. First inclined surface; 17. Second inclined surface; 18. Handle part; 19. Second receiving groove; 20. Limiting part; 21. Limiting groove. Detailed Implementation
[0027] The following is in conjunction with the appendix Figure 1-5 This application will be described in further detail.
[0028] First, those skilled in the art should understand that these embodiments are merely used to explain the technical principles of the embodiments of this application and are not intended to limit the scope of protection of the embodiments of this application. Those skilled in the art can make adjustments as needed to adapt to specific application scenarios.
[0029] In the description of the embodiments of this application, it should be noted that, unless otherwise explicitly specified and limited, the terms "connected" and "linked" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium. Those skilled in the art can understand the specific meaning of the above terms in the embodiments of this application based on the specific circumstances.
[0030] In the embodiments of this application, unless otherwise expressly specified and limited, "above" or "below" the second feature can mean that the first feature is in direct contact with the second feature, or that the first feature is in indirect contact with the second feature through an intermediate medium. Furthermore, "above," "on top of," and "over" the second feature can mean that the first feature is directly above or diagonally above the second feature, or simply that the first feature is at a higher horizontal level than the second feature. "Below," "below," and "under" the second feature can mean that the first feature is directly below or diagonally below the second feature, or simply that the first feature is at a lower horizontal level than the second feature.
[0031] Reference Figure 1-5The wastewater tank of the handheld floor scrubber includes an upper cover 1, a lower cover 2, and a handle 3; the upper cover 1 is snapped onto the lower cover 2, and the handle 3 is installed on the upper cover 1. Specifically, the handle 3 includes a connecting part 4, a support rod part 5, and a rotating shaft 6. The support rod parts 5 are symmetrically fixed at both ends of the connecting part 4. There are two rotating shafts 6, each fixed to one of the two support rod parts 5. The upper cover 1 has a first receiving groove 7 for placing the connecting part 4. The upper cover 1 has fixed shafts 8 at both ends. The rotating shafts 6 are rotatably sleeved on the outer wall of the fixed shafts 8 and connected to the fixed shafts 8 by screws. The upper cover 1 has a fixing plate 9, which has a first arc-shaped groove 10. The rotating shaft 6 is partially located in the first arc-shaped groove 10. The middle section of the support rod part 5 is bent or has an arc-shaped surface 11. The upper cover 1 has a second arc-shaped groove 12 that matches the arc-shaped surface 11. The arc-shaped surface 11 is located in the second arc-shaped groove 12, and one end of the second arc-shaped groove 12 is connected to the first receiving groove 7. When the user takes out the connecting part 4 and lifts it upwards, the rotating shaft 6 rotates around the screw post, making it easy to pull the upper cover 1 out from the lower cover 2. This allows for easy removal of the sewage tank cover 1, saving effort and reducing the risk of sewage splashing out, thus improving cleaning efficiency and user experience. When not in use, the handle 3 can be placed in the first receiving slot 7, ensuring that the handle 3 does not obstruct the sewage tank during use, improving work efficiency and enhancing aesthetics.
[0032] The lower cover 2 has connecting blocks 13 at both ends, and guide grooves 14 are provided on the connecting blocks 13. The rotating shaft 6 has guide rods 15 that cooperate with the guide grooves 14. When the rotating shaft 6 rotates, the guide rods 15 move rubbed along the direction of the guide grooves 14, which can facilitate lifting the upper cover 1 from the lower cover 2, thereby facilitating the removal of the upper cover 1.
[0033] One end of the guide rod 15 is constructed as a first inclined surface 16, and the end face of the guide groove 14 has a second inclined surface 17 that mates with the first inclined surface 16. Alternatively, in other embodiments, the guide rod 15 adopts a triangular structure.
[0034] The support rod 5 has handles 18 at both ends, and the upper cover 1 has a second receiving groove 19 that communicates with the first receiving groove 7. The depth and width of the second receiving groove 19 are greater than the depth and width of the first receiving groove 7. The handles 18 are located above the second receiving groove 19, thereby further improving the ability to pick up the handle 3.
[0035] Limiting parts 20 are provided at both ends of the support rod 5. One end of the limiting part 20 is connected to the arc surface 11. The upper cover 1 is provided with a limiting groove 21 that cooperates with the limiting part 20. The limiting groove 21 is connected to the second arc groove 12.
[0036] In the description of the embodiments of this application, it should be noted that the terms "inner" and "outer" and other terms indicating direction or positional relationship are based on the direction or positional relationship shown in the drawings. This is only for the convenience of description and does not indicate or imply that the device or component must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation of this application.
[0037] In the description of this application, the references to terms such as "an embodiment," "some embodiments," "in this embodiment," "specific example," or "some examples," etc., refer to specific features, structures, materials, or characteristics described in connection with that embodiment or example, which are included in at least one embodiment or example of this application. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in a suitable manner in any one or more embodiments or examples. Moreover, without contradiction, those skilled in the art can combine and integrate the different embodiments or examples described in this specification, as well as the features of different embodiments or examples.
[0038] The above description is merely a specific embodiment of this application, but the scope of protection of this application is not limited thereto. Any variations or substitutions that can be easily conceived by those skilled in the art within the technical scope disclosed in this application should be included within the scope of protection of this application. Therefore, the scope of protection of this application should be determined by the scope of the claims.
Claims
1. A wastewater tank for a handheld floor scrubber, characterized in that: include: Top cover (1); The lower cover (2) is snapped to the upper cover (1); A handle (3) is provided on the upper cover (1); The upper cover (1) is provided with a first receiving groove (7) for placing the handle (3). The upper cover (1) is provided with a fixed shaft (8) at both ends. The handle (3) is provided with a rotating shaft (6) at both ends. The rotating shaft (6) is rotatably sleeved on the fixed shaft (8). The upper cover (1) is provided with a fixed plate (9). The fixed plate (9) is provided with a first arc-shaped groove (10). The rotating shaft (6) is located in the first arc-shaped groove (10).
2. The wastewater tank of the handheld floor scrubber according to claim 1, characterized in that: The lower cover (2) has connecting blocks (13) at both ends, and the connecting blocks (13) have guide grooves (14). The rotating shaft (6) has guide rods (15) that cooperate with the guide grooves (14).
3. The wastewater tank of the handheld floor scrubber according to claim 2, characterized in that: The guide rod (15) has a triangular structure.
4. The wastewater tank of the handheld floor scrubber according to claim 2, characterized in that: One end of the guide rod (15) is constructed as a first inclined surface (16), and the end face of the guide groove (14) has a second inclined surface (17) that cooperates with the first inclined surface (16).
5. The wastewater tank of the handheld floor scrubber according to claim 1, characterized in that: The handle (3) has a buckle (18) at both ends.
6. The wastewater tank of the handheld floor scrubber according to claim 1, characterized in that: The handle (3) has a limiting part (20) at both ends, and the upper cover (1) has a limiting groove (21) that cooperates with the limiting part (20).
7. The wastewater tank of the handheld floor scrubber according to claim 6, characterized in that: The upper cover (1) is provided with a second arc-shaped groove (12) that communicates with the limiting groove (21). One end of the second arc-shaped groove (12) is connected to the first receiving groove (7). The handle (3) is provided with an arc-shaped surface (11) that cooperates with the second arc-shaped groove (12). One end of the arc-shaped surface (11) is connected to the limiting part (20).
8. The wastewater tank of the handheld floor scrubber according to claim 1, characterized in that: The handle (3) includes a connecting part (4) and support rods (5) provided at both ends of the connecting part (4).
9. The wastewater tank of the handheld floor scrubber according to claim 8, characterized in that: The middle section of the support rod (5) is bent.
10. The wastewater tank of the handheld floor scrubber according to claim 1, characterized in that: The upper cover (1) is provided with a second receiving groove (19) for easy access to the handle (3). The second receiving groove (19) is connected to the first receiving groove (7), and the depth of the second receiving groove (19) is greater than the depth of the first receiving groove (7).