Automatic litter adding device and cat litter basin
By designing an automatic sanding device and using the rotation mechanism of the sanding assembly and motor components, the automatic sanding function of the cat litter box is realized, solving the problem of insufficient cat litter, improving the user experience and ensuring the quantitative addition of cat litter.
Patent Information
- Application Number
- CN202421384414.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-18
- Publication Date
- 2025-03-14
- Estimated Expiration
- 2034-06-18
AI Technical Summary
When the existing smart cat litter box automatically cleans the cat's stool after the cat goes to the toilet, it will consume some cat litter, resulting in insufficient cat litter and cannot be wrapped and dried in time, resulting in residual sticky cat litter and cannot be completely cleaned. Users need to add cat litter frequently and manually, which is troublesome to operate.
An automatic sand replenishing device is designed, including a sand bin, a sand replenishing assembly and a motor component. The first and second sand outlets are provided at the bottom of the sand bin. Through the rotation of the sand replenishing assembly, the cat litter slides from the first sand outlet to the sand partition area, and then pushes to the second sand outlet, and automatically slides into the cat litter box to realize automatic sand replenishing.
The automatic sanding function of cat litter box is realized, which reduces the frequency of manual addition of users and improves user experience. Through the setting of the sand partition area, the quantitative addition of cat litter is ensured, and the problem of excessive or insufficient cat litter is avoided.
Smart Images

Figure CN222603374U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of cat litter boxes, and in particular discloses an automatic litter adding device and a cat litter box. Background Art
[0002] With the improvement of living standards, more and more users are willing to relieve the pressure of life and work by raising pets. In the process of raising pets, users generally use pet excrement disposal devices (such as cat litter boxes) to deal with pet excrement (such as cat urine and feces).
[0003] However, the existing smart cat litter box will automatically clean the cat feces after the cat goes to the toilet. Every time the cat feces are cleaned, some cat litter will be consumed, which can easily lead to insufficient cat litter. When the cat litter is insufficient, the cat feces cannot clump and cannot be wrapped and dried in time, which will cause the cat feces to remain and stick together and cannot be completely cleaned. Therefore, it requires the user to manually add cat litter to the cat litter box frequently, which is troublesome and inconvenient for the user, and the user experience is not good. Utility Model Content
[0004] The utility model provides an automatic sand adding device and a cat litter box, aiming to solve the problem that cat litter needs to be added manually in the existing cat litter box.
[0005] In order to solve the above problems, the utility model provides an automatic sand adding device, which includes: a sand bin, a first sand outlet is arranged at the bottom of the sand bin; a support plate, a sand dividing groove is arranged on the support plate and is located at the bottom of the first sand outlet, a second sand outlet is arranged at the bottom of the sand dividing groove, and the first sand outlet and the second sand outlet are staggered; a sand adding component, which is rotatably arranged in the sand dividing groove, and the sand adding component divides the sand dividing groove into sand dividing areas. When the sand adding component rotates, the cat litter in the sand bin slides to the sand dividing area, and the cat litter in the sand dividing area is pushed to the second sand outlet when the sand adding component rotates, and slides from the second sand outlet to the designated area; a motor component, and the output end of the motor component is connected to the sand adding component.
[0006] As a further improvement of the utility model, the sand adding component includes a sand dividing component and a rotating shaft component, a pair of blocks are arranged at the bottom of the sand bin, and the pair of blocks are arranged on both sides of the first sand outlet. The sand dividing component includes at least two fan-shaped cylinder parts and a rotating drum part, and the rotating drum part is rotatably sleeved on the rotating shaft part. The two fan-shaped cylinder parts are arranged on the rotating drum part. The top surface of the fan-shaped cylinder part is adjacent to the bottom of the block, and at least two sand dividing areas are formed between the fan-shaped cylinder part and the inner wall of the sand dividing groove. The size of the top surface of the fan-shaped cylinder part and the size of the sand dividing area are respectively matched with the size of the first sand outlet and the size of the second sand outlet. When the sand dividing component rotates, the two sand dividing areas pass through the first sand outlet or the second sand outlet, and the cat litter in the sand bin slides from the first sand outlet to the sand dividing area, or the cat litter in the sand dividing area slides from the second sand outlet to the designated area.
[0007] As a further improvement of the utility model, the top of the rotating shaft component penetrates the bottom of the sand bin and extends into the sand bin, and a stirring member is arranged on the top of the rotating shaft component.
[0008] As a further improvement of the utility model, the stopper is arranged in a comb shape, and the gap between the comb teeth is smaller than the diameter of the cat litter.
[0009] As a further improvement of the utility model, the automatic sand adding device also includes a shell, and the sand bin, support plate, sand adding assembly and motor components are all arranged in the shell, an opening is provided on the shell, and a slide is provided at the bottom of the support plate, one end of the slide abuts against the second sand outlet, and the other end of the slide passes through the opening and extends to the designated area.
[0010] As a further improvement of the utility model, a bin cover is arranged on the top of the shell, and one side of the bin cover is rotatably connected to the shell.
[0011] As a further improvement of the present invention, a locking piece is further provided on the shell.
[0012] As a further improvement of the utility model, the sand bin is arranged in an inverted cone shape.
[0013] In order to solve the above problems, the utility model also provides a cat litter box, which includes a base, a drum rotatably arranged on the base, a driving assembly for driving the drum to rotate, and one of the above automatic sand adding devices, the automatic sand adding device is connected to the base, and the second sand outlet of the automatic sand adding device is connected to the inside of the drum.
[0014] As a further improvement of the present invention, the cat litter box also includes a controller and a data plug, the data plug and the drive assembly are electrically connected to the controller, the automatic sand adding device also includes a communication interface, the communication interface is electrically connected to the motor component of the automatic sand adding device, when the automatic sand adding device is set on the base, the data plug is inserted into the communication interface, and a wireless connection module is provided on the controller.
[0015] The beneficial effects achieved by the utility model are:
[0016] The utility model provides an automatic sand adding device, by arranging a sand adding component at the bottom of the sand bin, the cat litter in the sand bin slides from the first sand outlet to the sand dividing area of the sand dividing trough, and then driven by the motor component, the sand adding component rotates, the cat litter in the sand dividing area is pushed to the second sand outlet, and slides from the second sand outlet to the cat litter box, when sand is not needed, the sand adding component stops pushing the cat litter in the sand dividing area to the second sand outlet, and the cat litter in the sand bin stops adding to the cat litter box, thereby realizing automatic sand adding to the cat litter box, without manual sand adding, and improving user experience. In addition, the setting of the sand dividing area makes it possible to quantitatively add cat litter to the cat litter box, without excessive addition or small addition, which ensures that the amount of cat litter added is sufficient to prevent cat feces in the cat litter box from agglomerating, and ensures that cat litter is not excessively added to affect the normal use of the cat litter box. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 This is a schematic diagram of the exploded structure of an embodiment of the automatic sand adding device of the utility model;
[0018] Figure 2 This is a schematic diagram of the overall structure of an embodiment of the automatic sand adding device of the utility model;
[0019] Figure 3 This is a schematic cross-sectional structure diagram of an embodiment of the automatic sand adding device of the utility model;
[0020] Figure 4 This is a structural schematic diagram of a sand bin of an embodiment of the automatic sand adding device of the utility model;
[0021] Figure 5 This is a partial structural schematic diagram of an embodiment of the automatic sand adding device of the utility model;
[0022] Figure 6 This is a schematic diagram of the exploded structure of an embodiment of the cat litter box of the utility model;
[0023] Figure 7 This is a schematic diagram of the overall structure of an embodiment of the cat litter box of the utility model;
[0024] Figure 8 A schematic cross-sectional view of a drum of an embodiment of a cat litter box of the utility model;
[0025] Fig. 9 This is a schematic diagram of the exploded structure of a drum of an embodiment of the cat litter box of the utility model;
[0026] Figures 10 to 13 It is a schematic diagram of the process of the cat litter box of the utility model when it is working. DETAILED DESCRIPTION
[0027] In order to better understand the above technical solution, the above technical solution will be described in detail below in conjunction with the accompanying drawings and specific implementation methods.
[0028] Figures 1 to 5 The following is a schematic diagram showing the structure of an embodiment of the automatic sand adding device of the utility model. Figures 1 to 5 As shown, the automatic sand adding device comprises a sand bin 1, a support plate 2, a sand adding assembly 3 and a motor component 4. A first sand outlet 11 is provided at the bottom of the sand bin 1, and the cat litter in the sand bin 1 can slide down from the first sand outlet 11. A sand dividing groove 21 is provided on the support plate 2 and is located at the bottom of the first sand outlet 11. The cat litter in the sand bin 1 slides down from the first sand outlet 11 into the sand dividing groove 21. A second sand outlet 22 is provided at the bottom of the sand dividing groove 21. The first sand outlet 11 and the second sand outlet 22 are staggered, so that the cat litter sliding down from the first sand outlet 11 will not slide down directly from the second sand outlet 22. The sand adding assembly 3 is rotatably arranged in the sand dividing groove 21, and the sand adding assembly 3 divides the sand dividing area 23 in the sand dividing groove 21. When the sand adding assembly 3 rotates, the cat litter in the sand bin 1 slides to the sand dividing area 23, and the cat litter in the sand dividing area 23 is pushed to the second sand outlet 22 when the sand adding assembly 3 rotates, and slides from the second sand outlet 22 to the designated area. It should be noted that a plurality of sand dividing areas 23 can be divided in the sand dividing groove 21, and the staggered arrangement of the first sand outlet 11 and the second sand outlet 22 makes the sand dividing area 23 only connect to the first sand outlet 11 or connect to the second sand outlet 22 alone, and will not connect to the first sand outlet 11 and the second sand outlet 22 at the same time, thereby realizing the sand dividing function, and the arrangement of the sand dividing area 23 can also control the amount of sand added when adding sand, so as to avoid too much or too little cat litter added. The output end of the motor component 4 is connected to the sand adding assembly 3, and is used to drive the sand adding assembly 3 to rotate in the sand dividing groove 21.
[0029] Specifically, when it is necessary to add sand to the cat litter box, the motor component 4 drives the sand adding assembly 3 to rotate. When the sand dividing area 23 is connected with the first sand outlet 11, the cat litter slides from the first sand outlet 11 into the sand dividing area 23, and then the sand adding assembly 3 continues to rotate under the drive of the motor component 4 until the sand dividing area 23 is connected with the second sand outlet 22, and the cat litter in the sand dividing area 23 slides from the second sand outlet 22 into the cat litter box, thereby realizing automatic sand adding to the cat litter box.
[0030] In this embodiment, a sand adding component 3 is arranged at the bottom of the sand bin 1, and the cat litter in the sand bin 1 slides from the first sand outlet 11 to the sand dividing area 23 of the sand dividing groove 21, and then driven by the motor component 4, the sand adding component 3 rotates, and the cat litter in the sand dividing area 23 is pushed to the second sand outlet 22, and slides from the second sand outlet 22 to the cat litter box. When sand is not needed, the sand adding component 3 stops pushing the cat litter in the sand dividing area 23 to the second sand outlet 22, and the cat litter in the sand bin 1 stops adding to the cat litter box, thereby realizing automatic sand addition to the cat litter box, and no manual sand addition is required, which improves the user experience. In addition, the setting of the sand dividing area 23 allows cat litter to be added to the cat litter box in a quantitative manner, without excessive or small amounts of addition, which ensures that the amount of cat litter added is sufficient to prevent the cat feces in the cat litter box from agglomerating, and ensures that cat litter is not added excessively to affect the normal use of the cat litter box.
[0031] Furthermore, the sand adding assembly 3 includes a sand dividing component 31 and a rotating shaft component 32. A pair of stoppers 12 are arranged at the bottom of the sand bin 1. The pair of stoppers 12 are arranged on both sides of the first sand outlet 11. The sand dividing component 31 includes at least two fan-shaped cylindrical parts 311 and a rotating drum part 312. The rotating drum part 312 is rotatably sleeved on the rotating shaft component 32. The two fan-shaped cylindrical parts 311 are arranged on the rotating drum part 312. The top surface of the fan-shaped cylindrical part 311 is adjacent to the bottom of the stopper 12. The fan-shaped cylindrical part 311 At least two sand dividing areas 23 are formed between the inner wall of the sand dividing groove 21. The size of the top surface of the fan-shaped column part 311 and the size of the sand dividing area 23 are respectively matched with the size of the first sand outlet 11 and the size of the second sand outlet 22. When the sand dividing component 31 rotates, the two sand dividing areas 23 pass through the first sand outlet 11 or the second sand outlet 22, and the cat litter in the sand bin 1 slides from the first sand outlet 11 to the sand dividing area 23, or the cat litter in the sand dividing area 23 slides from the second sand outlet 22 to the designated area.
[0032] It should be noted that the fan-shaped annular column portion 311 has a certain height, and a sand dividing area 23 is formed between the two fan-shaped annular column portions 311 and the inner wall of the sand dividing groove 21, and when the sand dividing component 31 rotates, the top surface of the fan-shaped main body just slides close to the bottom end of the stopper 12.
[0033] Specifically, when sand needs to be added, the motor component 4 drives the sand dividing component 31 to rotate, and the fan-shaped cylindrical portion 311 starts to rotate until the sand dividing area 23 is connected to the first sand outlet 11, and then the cat litter in the cat litter bin 1 slides from the first sand outlet 11 to the sand dividing area 23, and the sand dividing component 31 continues to rotate, and the sand dividing area 23 begins to move away from the first sand outlet 11. The cat litter in the sand dividing area 23 that is higher than the fan-shaped cylindrical portion 311 will not rotate with the rotation of the sand dividing area 23 due to the obstruction of the block 12, but will fall on the next fan-shaped cylindrical portion 311 that slides to the bottom of the first sand outlet 11 under the obstruction of the block 12. The cooperation of the block 12 is used to fix the amount of cat litter in the sand dividing area 23, so that cat litter can be added to the cat litter box in a quantitative manner.
[0034] Furthermore, the top of the rotating shaft component 32 penetrates the bottom of the sand bin 1 and extends into the sand bin 1 , and an agitator 13 is disposed on the top of the rotating shaft component 32 .
[0035] Specifically, when cat litter is added, the shaft component 32 rotates to drive the agitator 13 to rotate, and the agitator 13 stirs the cat litter in the sand bin 1 so that the cat litter can slide more smoothly from the first sand outlet 11 to the sand dividing trough 21.
[0036] Furthermore, the stopper 12 is arranged in a comb shape, and the gap between the comb teeth is smaller than the diameter of the cat litter.
[0037] Specifically, the comb-shaped stopper 12 can better block the cat litter beyond the top surface area of the fan-shaped cylindrical portion 311 , thereby preventing the stopper 12 from getting stuck with the fan-shaped cylindrical portion 311 .
[0038] Furthermore, the automatic sand adding device also includes a shell 5, the sand bin 1, the support plate 2, the sand adding assembly 3 and the motor component 4 are all arranged in the shell 5, an opening is provided on the shell 5, a slide 24 is provided at the bottom of the support plate 2, one end of the slide 24 abuts against the second sand outlet 22, and the other end of the slide 24 passes through the opening and extends to the designated area.
[0039] Specifically, by providing the shell 5, on the one hand, it can protect the sand bin 1, the support plate 2, the sand adding assembly 3 and the motor component 4, and on the other hand, it can be used to expand the volume of the sand bin 1 so that the sand bin 1 can accommodate more cat litter.
[0040] Furthermore, a compartment cover 51 is disposed on the top of the shell 5 , and one side of the compartment cover 51 is rotatably connected to the shell 5 .
[0041] Specifically, the bin cover 51 can be rotated to open when adding sand to the sand bin 1 , so that the user can add cat litter to the sand bin 1 conveniently.
[0042] Furthermore, a locking member 52 is also provided on the housing 5 .
[0043] Specifically, the engaging member 52 is used for being mounted on a cat litter box.
[0044] Furthermore, the sand bin 1 is arranged in an inverted cone shape.
[0045] Specifically, the sand bin 1 is configured to be an inverted cone shape, and the first sand outlet 11 is configured at the bottom of the sand bin 1 , so that the cat litter in the sand bin 1 can slide out of the first sand outlet 11 better.
[0046] Furthermore, the automatic sand adding device also includes a communication interface 6 , which is arranged on the housing 5 and electrically connected to the motor component 4 .
[0047] Specifically, the communication interface 6 is used to be electrically connected to the control module of the cat litter box, so as to receive a control signal sent by the control module of the cat litter box, and control the motor component 4 to work according to the control signal.
[0048] Figure 6 and Figure 7 The following is a schematic diagram showing the structure of an embodiment of the cat litter box of the utility model. Figure 6 and Figure 7 As shown, the cat litter box includes a base 100, a drum 200 rotatably arranged on the base 100, a driving assembly (not shown in the figure) for driving the drum 200 to rotate, and an automatic sand adding device 300 of one of the above embodiments, the automatic sand adding device 300 is connected to the base 100, and a second sand outlet of the automatic sand adding device 300 is connected to the inside of the drum 200.
[0049] Specifically, the second sand outlet of the automatic sand adding device 300 is connected to the inside of the drum 200, so that the cat litter in the automatic sand adding device 300 can automatically slide into the inside of the drum 200, and the cat litter is automatically added to the inside of the drum 200. The driving assembly is used to drive the drum 200 to rotate. The rotation of the drum 200 is to collect cat feces on the one hand, and on the other hand, the cat litter in the drum 200 can be more evenly distributed at the bottom of the drum 200, and will not accumulate at one end of the drum 200 adjacent to the automatic sand adding device 300.
[0050] In this embodiment, the automatic sand adding device 300 is provided to automatically add sand into the drum using the automatic sand adding device 300, and there is no need for manual reference to the sand adding process, thereby improving the user experience.
[0051] It should be noted that the automatic sand adding device 300 is provided with a clamping member 52, and the base 100 is provided with a clamping socket 1001 matching the clamping member 52, and the automatic sand adding device 300 is fixed by inserting the clamping member 52 into the clamping socket 1001. In this embodiment, the automatic sand adding device 300 is detachably mounted on the base 100 by the clamping member 52 and the clamping socket 1001, and when the user needs to carry the cat litter box or does not want to use the automatic sand adding device 300, the automatic sand adding device 300 can be removed from the base.
[0052] Furthermore, the cat litter box also includes a controller (not shown in the figure) and a data plug 500. The data plug 500 and the drive assembly are electrically connected to the controller. The automatic sand adding device 300 also includes a communication interface 6. The communication interface 6 is electrically connected to the motor component of the automatic sand adding device 300. When the automatic sand adding device 300 is set on the base 100, the data plug 500 is inserted into the communication interface 6. The controller is provided with a wireless connection module (not shown in the figure).
[0053] Specifically, by setting a wireless connection module on the controller, the user can establish a wireless connection between the mobile device and the controller, and then remotely control the operation of the cat litter box on the mobile device to achieve remote sand adding operation of the cat litter box. In addition, the controller can also control the drive component to work every time the cat has finished defecating, and the drive component drives the drum 200 to rotate, so that the cat feces in the drum 200 are separated, and then the controller transmits a signal to the motor component of the automatic sand adding device 300 through the data plug 500 and the communication interface 6 to drive the automatic sand adding device 300 to add sand into the drum 200.
[0054] Please note that Figure 8 and Fig. 9 The drum 200 includes an excretion bin 2001, a temporary storage bin for cat litter 2002, and a cat feces collection bin 2003. The temporary storage bin 2002 for cat litter is connected to the excretion bin 2001 through a mesh screen 2004. The mesh screen 2004 is just large enough to accommodate cat litter. An entrance 2005 is provided on one side of the cat feces collection bin 2003. A bin door 2006 is provided at the entrance 2005. One side of the bin door 2006 is rotatably connected to the inner wall of the drum 200, and the other side just covers the entrance 2005. In addition, the cat feces collection bin 2003 is detachable and can be directly removed from the drum 200, so that the cat feces in it can be easily processed.
[0055] For details, please refer to 10 to Fig.13 , in the initial state, such as Fig.10As shown, the cat litter temporary storage bin 2002 and the cat feces collection bin 2003 are both located above the side of the drum. After the cat has finished defecating, the driving assembly drives the drum 200 to rotate along the first preset direction. During the process of rotating to the bottom of the cat litter temporary storage bin 2002, the cat litter in the excretion bin 2001 slides from the mesh screen 2004 into the cat litter temporary storage bin 2002 (as shown in FIG. Fig.11 As shown in FIG. 2 ), the clumped cat feces are left in the excretion bin 2001. When the drum 200 continues to rotate along the first preset direction until the cat feces collection bin 2003 is at the bottom, the clumped cat feces squeeze the bin door 2006 under the action of gravity, and the bin door 2006 opens, and the cat feces fall between the entrance 2005 and the bin door 2006 (as shown in FIG. 2 ). Fig.12 Then the driving assembly drives the drum 200 to rotate along the second preset direction until it returns to its original position, and the cat feces fall into the cat feces collection bin 2003 from the entrance 2005, and the cat litter in the cat litter temporary storage bin 2002 slides from the mesh screen 2004 to the excretion bin 2001 (as shown in FIG. Fig.13 As shown), the cat feces in the excretion bin 2001 are automatically collected without manual collection, thereby improving the user experience.
[0056] Although preferred embodiments of the present invention have been described, those skilled in the art may make additional changes and modifications to these embodiments once they are aware of the basic creative concepts. Therefore, the appended claims are intended to be interpreted as including the preferred embodiments and all changes and modifications that fall within the scope of the present invention. Obviously, those skilled in the art may make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.
Claims
1. An automatic sand adding device, characterized in that: It includes: A sand bin, wherein a first sand outlet is provided at the bottom of the sand bin; A support plate, wherein a sand dividing groove is provided on the support plate and is located at the bottom of the first sand outlet, a second sand outlet is provided at the bottom of the sand dividing groove, and the first sand outlet and the second sand outlet are staggered; A sand adding component is rotatably disposed in the sand dividing trough, wherein the sand adding component divides the sand dividing trough into sand dividing areas, and when the sand adding component rotates, the cat litter in the sand bin slides to the sand dividing area, and the cat litter in the sand dividing area is pushed to the second sand outlet when the sand adding component rotates, and slides from the second sand outlet to the designated area; A motor component, wherein the output end of the motor component is connected to the sand adding assembly.
2. The automatic sand adding device according to claim 1, characterized in that: The sand adding assembly includes a sand dividing component and a rotating shaft component, a pair of blocks are arranged at the bottom of the sand bin, the pair of blocks are arranged on both sides of the first sand outlet, the sand dividing component includes at least two fan-shaped cylinder parts and a rotating drum part, the rotating drum part is rotatably sleeved on the rotating shaft component, the two fan-shaped cylinder parts are arranged on the rotating drum part, the top surface of the fan-shaped cylinder part is adjacent to the bottom of the block, and at least two sand dividing areas are formed between the fan-shaped cylinder part and the inner wall of the sand dividing groove, the size of the top surface of the fan-shaped cylinder part and the size of the sand dividing area are respectively matched with the size of the first sand outlet and the size of the second sand outlet, when the sand dividing component rotates, the two sand dividing areas pass through the first sand outlet or the second sand outlet, and the cat litter in the sand bin slides from the first sand outlet to the sand dividing area, or the cat litter in the sand dividing area slides from the second sand outlet to the designated area.
3. The automatic sand adding device according to claim 2, characterized in that: The top of the rotating shaft component penetrates the bottom of the sand bin and extends into the sand bin, and a stirring member is arranged on the top of the rotating shaft component.
4. The automatic sand adding device according to claim 2, characterized in that: The stopper is arranged in a comb shape, and the gap between the comb teeth is smaller than the diameter of the cat litter.
5. The automatic sand adding device according to claim 1, characterized in that: It also includes a shell, the sand bin, the support plate, the sand adding assembly and the motor component are all arranged in the shell, the shell is provided with an opening, and a slide is provided at the bottom of the support plate, one end of the slide abuts against the second sand outlet, and the other end of the slide passes through the opening and extends to a designated area.
6. The automatic sand adding device according to claim 5, characterized in that: A compartment cover is arranged on the top of the shell, and one side of the compartment cover is rotatably connected to the shell.
7. The automatic sand adding device according to claim 5, characterized in that: The housing is also provided with a clamping piece.
8. The automatic sand adding device according to claim 1, characterized in that: The sand bin is arranged in an inverted cone shape.
9. A cat litter box, characterized in that: It includes a base, a roller rotatably arranged on the base, a driving component for driving the roller to rotate, and the automatic sand adding device according to any one of claims 1 to 8, wherein the automatic sand adding device is connected to the base, and a second sand outlet of the automatic sand adding device is connected to the inside of the roller.
10. The cat litter box according to claim 9, characterized in that: It also includes a controller and a data plug, the data plug and the drive assembly are electrically connected to the controller, the automatic sand adding device also includes a communication interface, the communication interface is electrically connected to the motor component of the automatic sand adding device, when the automatic sand adding device is arranged on the base, the data plug is inserted into the communication interface, and a wireless connection module is arranged on the controller.
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