Low-noise pet toilet

Abstract

The utility model relates to a low-noise pet toilet which comprises a toilet body. The toilet body is provided with an excrement treatment device; the excrement treatment device comprises a collection bin, a centrifugal bin, a centrifugal turntable and a centrifugal motor; the collecting bin is provided with a bin inlet and a bin outlet; when in use, the bin inlet is used for receiving the excrement mass; the centrifugal bin is provided with a centrifugal cavity, a cavity inlet and a cavity outlet, and the cavity inlet and the cavity outlet are both communicated with the centrifugal cavity and the outside; the centrifugal bin is arranged beside the collecting bin, and a cavity inlet of the centrifugal bin is connected and communicated with a bin outlet of the collecting bin; the centrifugal motor is arranged beside the centrifugal bin, and a rotating shaft of the centrifugal motor penetrates through the centrifugal bin and extends into the centrifugal cavity; the centrifugal rotating disc is located in the centrifugal cavity, and the centrifugal rotating disc is coaxially and rotationally connected with a rotating shaft of the centrifugal motor; a cavity outlet of the centrifugal bin faces the circumferential face of the centrifugal rotating disc. The device has the characteristics of simple structure, reasonable design, low noise in use, low energy consumption, low production cost and the like.

Description

TECHNICAL FIELD

[0001] The utility model relates to pet appliance technical field, especially a low noise pet toilet. BACKGROUND

[0002] In order to liberate the hands of the breeder, so that the breeder does not need to contact the excrement of pet, the pet toilet on the market generally has excrement treatment device. The excrement treatment device on the pet toilet at present is generally like the technical scheme in Chinese patent application number "2024212998588", name "a sand block processing module for pet toilet" described, centrifugal turntable is installed in the bottom of collection bin, the rotation axis of centrifugal turntable is along the up and down direction, and the driving shaft connected with centrifugal turntable is from the bottom surface of collection bin into the collection bin, and the motor and driving shaft are transmission connected through the cooperation of driving wheel, synchronous wheel and synchronous belt. The structure that driving shaft is from the bottom surface of collection bin into, liquid leakage is prone to appear when using, in addition, the structure that motor drives driving shaft to rotate through driving wheel, synchronous wheel and synchronous belt, the noise is larger, the energy consumption is big, and the production cost is high when applying. SUMMARY

[0003] The utility model aims at providing a low noise pet toilet, which has the advantages of simple structure, reasonable design, low noise, low energy consumption and low production cost when using.

[0004] The technical scheme of the utility model is realized as follows: a low noise pet toilet, comprising a toilet body; the toilet body is provided with an excrement treatment device; in particular, the excrement treatment device comprises a collection bin, a centrifugal bin, a centrifugal turntable and a centrifugal motor; the collection bin is provided with an inlet and an outlet; the inlet is used to receive excrement pellets when in use; the centrifugal bin is provided with a centrifugal cavity, an inlet and an outlet, and the inlet and the outlet are both connected with the centrifugal cavity and the outside; the centrifugal bin is arranged beside the collection bin, and the inlet of the centrifugal bin is connected with the outlet of the collection bin; the centrifugal motor is arranged beside the centrifugal bin, and the shaft of the centrifugal motor extends into the centrifugal cavity through the centrifugal bin; the centrifugal turntable is in the centrifugal cavity, and the centrifugal turntable is coaxially connected with the shaft of the centrifugal motor; the outlet of the centrifugal bin faces the circumferential surface of the centrifugal turntable.

[0005] The shaft of the centrifugal motor of the present scheme penetrates from the side of the centrifugal bin to drive the centrifugal turntable to rotate, which is not prone to liquid leakage when applied; the centrifugal motor directly drives the centrifugal turntable to rotate, which does not produce noise caused by the transmission of driving wheel, synchronous wheel and synchronous belt when applied, so that the effect of the present scheme is better, the energy consumption of the centrifugal motor is smaller, and the use cost is reduced; in addition, driving shaft, driving wheel, synchronous wheel and synchronous belt are not needed, which greatly reduces the production cost.

[0006] Further, the axis of the rotating shaft of the centrifugal motor is parallel to the horizontal plane, and the end of the rotating shaft of the centrifugal motor extends into the inlet opening through the centrifugal cavity; the hole axis of the outlet opening of the centrifugal chamber is parallel to the horizontal plane, and the outlet opening of the centrifugal chamber is arranged close to the cavity bottom of the centrifugal cavity.

[0007] Further, the centrifugal turntable comprises a panel part and a plurality of blade parts; the panel part is connected with the rotating shaft of the centrifugal motor, and one side of the panel part faces the inlet opening; each blade part is a curved structure, each blade part is arranged on the side of the panel part facing the inlet opening, and the blade parts are arranged in a ring array around the axis of the rotating shaft of the centrifugal motor in a turbine shape.

[0008] Further, the collection chamber is provided with a guide space and a passing space; the guide space is a funnel-shaped structure, and the upper opening of the guide space is the inlet opening; the passing space is a structure with one end high and the other end low in the horizontal direction, the higher end of the passing space is communicated with the lower opening of the guide space, and the lower end of the passing space is provided with the outlet opening.

[0009] Further, the toilet body comprises a base, a chamber body and a main control module; the base comprises an upper shell and a lower shell; the chamber body is installed on the top surface of the upper shell; the bottom surface of the upper shell is provided with a plurality of guide columns, which are distributed around the center of the bottom surface of the upper shell; the top surface of the lower shell is provided with a plurality of guide grooves, and each guide groove is provided with a pressure sensor on the groove bottom surface; all the guide columns and all the guide grooves correspond one by one, the lower part of the guide column is slidably embedded in the corresponding guide groove, and the bottom surface of each guide column is a pressing surface for pressing the pressure sensor; the main control module is installed on the upper shell, and the main control module is electrically connected with each pressure sensor.

[0010] Further, a pad is installed on the pressing surface of each guide column, and the pad is made of hard material; the pad on each guide column is opposite to the trigger part of the pressure sensor in the corresponding guide groove.

[0011] Further, a limiting long hole is arranged on the groove wall of each guide groove, and the length direction of the limiting long hole is arranged along the up-down direction; each guide column is a shell-shaped structure, and an elastic clamping block is arranged on the guide column; the elastic clamping block on each guide column is slidably installed in the limiting long hole of the corresponding guide groove.

[0012] Further, a surrounding plate is formed around each of the upper shell and the lower shell, and a gap is left between the surrounding plate of the upper shell and the surrounding plate of the lower shell.

[0013] Further, the base further comprises a back plate; the back plate is fixedly connected with the upper shell; a driving motor is arranged on the back plate, and a driving gear is arranged on a rotating shaft of the driving motor; a mounting recess is arranged on a top surface of the upper shell; the bin body is rotatably arranged in the mounting recess, and a rotating axis of the bin body is parallel to a horizontal plane; a pet inlet is arranged on a front surface of the bin body, and a gear ring is arranged on a back surface of the bin body, and the gear ring is engaged with the driving gear; the upper shell and the lower shell are assembled to form a mounting space, and a feces through hole is arranged in the mounting recess of the upper shell, and the feces through hole is communicated between the mounting recess and the mounting space; a feces treatment device is arranged in the mounting space, and the inlet of the collection bin is opposite to the feces through hole; a feces outlet is arranged on a circumferential surface of the bin body, and a cover plate is arranged on the feces outlet cover; a switch device is arranged on the base; the switch device, the driving motor and the centrifugal motor are electrically connected with a main control module, so that when the feces outlet is opposite to the feces through hole in the rotation of the bin body, the cover plate is opened by the switch device.

[0014] Further, a reset spring is arranged between the cover plate and the bin body; the reset spring is used for pushing the cover plate to move outward from the bin body to close the feces outlet; the switch device comprises a mounting plate, a pushing arm, a switch motor and a rotating arm; the mounting plate is arranged in the mounting space; the pushing arm is rotatably arranged on the mounting plate, one end of the pushing arm is provided with a pushing long hole, the other end of the pushing arm is provided with a roller, and a rotating connection position of the pushing arm and the mounting plate is located between the pushing long hole and the roller, and the rotating connection position of the pushing arm and the mounting plate is arranged close to the pushing long hole; the switch motor is arranged on the mounting plate, the switch motor is electrically connected with the main control module, and rotating axes of a rotating shaft of the switch motor, the pushing arm relative to the mounting plate, the hole axis of the pushing long hole and the rotating axis of the roller are all arranged along a rotating axis of the bin body relative to the base; one end of the rotating arm is connected with the rotating shaft of the switch motor, and the other end of the rotating arm is provided with a pushing column which is inserted into the pushing long hole; a pushing through hole is arranged in the mounting recess of the upper shell, and the pushing arm and the roller can pass through the pushing through hole.

[0015] The present application has the advantages of simple structure, reasonable design, low noise, low energy consumption and low production cost. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 The structure schematic view of the embodiment.

[0017] Figure 2 The assembly structure schematic view of the bin body and the base of the embodiment.

[0018] Figure 3 The assembly structure schematic view of the base of the embodiment.

[0019] Figure 4 The structure schematic view of the upper shell of the embodiment.

[0020] Figure 5 A top view schematic diagram of the excrement treatment device of an embodiment.

[0021] Figure 6 A top view schematic diagram of the excrement treatment device of an embodiment. Figure 5 A sectional view schematic diagram in A-A direction.

[0022] Figure 7 A schematic diagram of the centrifugal rotating disc of an embodiment.

[0023] Figure 8 A schematic diagram of the switch device of an embodiment.

[0024] BRIEF DESCRIPTION OF DRAWINGS 1 - toilet body; 2 - excrement treatment device; 21 - collection bin; 211 - material guiding space; 212 - material passing space; 22 - centrifugal bin; 221 - centrifugal cavity; 222 - cavity inlet; 223 - cavity outlet; 23 - centrifugal rotating disc; 231 - panel part; 232 - blade part; 24 - centrifugal motor; 3 - base; 31 - upper shell; 311 - guiding column; 312 - elastic clamping block; 313 - mounting concave position; 314 - excrement passing hole; 315 - pushing passing hole; 316 - cushion block; 32 - lower shell; 321 - guiding slot; 322 - limiting long hole; 33 - surrounding plate; 34 - back plate; 35 - driving gear; 4 - bin body; 41 - pet entrance; 42 - gear ring; 43 - cover plate; 5 - main control module; 6 - pressure sensor; 7 - switch device; 71 - mounting plate; 72 - pushing arm; 721 - pushing long hole; 722 - roller; 73 - switch motor; 74 - rotating arm; 741 - pushing column. DETAILED DESCRIPTION

[0025] As Figure 1 , Figure 2 , Figure 3 , Figure 5 , Figure 6As shown, the low-noise pet toilet of the embodiment comprises a toilet body 1; the toilet body 1 is provided with a feces treatment device 2; the feces treatment device 2 comprises a collection bin 21, a centrifugal bin 22, a centrifugal turntable 23 and a centrifugal motor 24; the collection bin 21 is provided with an inlet and an outlet; the inlet is used for receiving fecal pellets in use; the centrifugal bin 22 is provided with a centrifugal cavity 221, an inlet 222 and an outlet 223, and the inlet 222 and the outlet 223 are both connected with the centrifugal cavity 221 and the outside; the centrifugal bin 22 is arranged beside the collection bin 21, the inlet 222 of the centrifugal bin 22 is connected with the outlet of the collection bin 21; the centrifugal motor 24 is arranged beside the centrifugal bin 22, and the rotating shaft of the centrifugal motor 24 penetrates the centrifugal bin 22 and extends into the centrifugal cavity 221; the centrifugal turntable 23 is arranged in the centrifugal cavity 221, and the centrifugal turntable 23 is coaxially connected with the rotating shaft of the centrifugal motor 24; the outlet 223 of the centrifugal bin 22 faces the circumferential surface of the centrifugal turntable 23. In application, the feces treatment device 2 further comprises a water supply mechanism (not shown in the drawing), and the water supply mechanism connects a water source into the collection bin 21. Such design, the rotating shaft of the centrifugal motor 24 penetrates the centrifugal bin 22 from the side to drive the centrifugal turntable 23 to rotate, and such structure is not prone to liquid leakage in application; the centrifugal motor 24 directly drives the centrifugal turntable 23 to rotate, and there is no noise generated by the driving wheel, the synchronous wheel and the synchronous belt in application, so that the low-noise pet toilet has better effect in use, and the energy consumption of the centrifugal motor 24 is also reduced, which is conducive to reducing the use cost; in addition, the driving shaft, the driving wheel, the synchronous wheel and the synchronous belt and other components are not needed, so that the production cost is greatly reduced.

[0026] In order to make the structure of the low-noise pet toilet more reasonable, the centrifugal bin 22 is not easily blocked in use, such as Figure 5 , Figure 6 As shown, the axis of the rotating shaft of the centrifugal motor 24 is parallel to the horizontal plane, the end of the rotating shaft of the centrifugal motor 24 penetrates the centrifugal cavity 221 and extends into the inlet 222; the hole axis of the outlet 223 of the centrifugal bin 22 is parallel to the horizontal plane, and the outlet 223 of the centrifugal bin 22 is arranged close to the bottom of the centrifugal cavity 221.

[0027] In order to make the structure of the centrifugal turntable 23 more reasonable, the fecal pellets are easily broken when the centrifugal turntable 23 rotates, such as Figure 5 , Figure 6 , Figure 7As shown, the centrifugal disc 23 comprises a panel part 231 and a plurality of blade parts 232; the panel part 231 is connected with the rotating shaft of the centrifugal motor 24, and one side of the panel part 231 faces the cavity inlet 222; each blade part 232 is in a curved structure, each blade part 232 is arranged on the side of the panel part 231 facing the cavity inlet 222, and the blade parts 232 are arranged in a ring array around the axis of the rotating shaft of the centrifugal motor 24 in a turbine shape.

[0028] In order to make the structure of the collection bin 21 more reasonable and make the fecal pellets quickly transmitted to the centrifugal bin 22 through the collection bin 21, as shown in Figure 5 、 Figure 6 As shown, the collection bin 21 is provided with a material guiding space 211 and a material passing space 212; the material guiding space 211 is in a funnel structure, and the upper opening of the material guiding space 211 is the bin inlet; the material passing space 212 is in a structure with one end high and the other end low in the horizontal direction, the higher end of the material passing space 212 is communicated with the lower opening of the material guiding space 211, and the lower end of the material passing space 212 is provided with the bin outlet.

[0029] In order to make the structure of the toilet body 1 more reasonable and make the weight of the feces more accurate when used, as shown in Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 As shown, the toilet body 1 comprises a base 3, a bin body 4 and a main control module 5; the base 3 comprises an upper shell 31 and a lower shell 32; the bin body 4 is installed on the top surface of the upper shell 31; the bottom surface of the upper shell 31 is provided with a plurality of guide columns 311, which are uniformly distributed around the center of the bottom surface of the upper shell 31; the top surface of the lower shell 32 is provided with a plurality of guide grooves 321, and each guide groove 321 is installed with a pressure sensor 6 on the groove bottom surface; all the guide columns 311 correspond to all the guide grooves 321, the lower part of the guide column 311 is slidably embedded in the corresponding guide groove 321, and the bottom surface of each guide column 311 is a pressing surface for pressing the pressure sensor 6; the main control module 5 is installed on the upper shell 31, and the main control module 5 is electrically connected with each pressure sensor 6. Such design, when used, the main control module 5 obtains the weight of the feces through the weight difference between the bin body 4 after the pet comes out and the bin body 4 before the pet enters, and the main control module 5 compares and analyzes the obtained feces weight value with the set value in the main control module 5 to obtain the health status of the pet. And the base 3 is a structure composed of the upper shell 31 and the lower shell 32, when used, if different models of bin body 4 need to be replaced, only the upper shell 31 needs to be replaced, which greatly reduces the mold opening cost during production.

[0030] In order to further improve the accuracy of the toilet body 1 in detecting the weight of the feces, as shown in Figure 3 、 Figure 4As shown, the pressing surface of each guide column 311 is provided with a pad 316 made of hard material, which is generally made of metal material; the pad 316 on each guide column 311 is opposite to the trigger part of the pressure sensor 6 in the corresponding guide slot 321.

[0031] In order to avoid the separation of the upper shell 31 and the lower shell 32 when the mobile toilet body 1 is moved, as shown in Figure 3 、 Figure 4 As shown, the slot wall of each guide slot 321 is provided with a limiting long hole 322, the length direction of which is arranged along the up-down direction; each guide column 311 is in a shell shape, and is provided with an elastic clamping block 312; the elastic clamping block 312 on each guide column 311 is slidingly installed in the limiting long hole 322 of the corresponding guide slot 321.

[0032] In order to make the toilet body 1 more beautiful, in order to shield the parts in the toilet body 1, as shown in Figure 1 、 Figure 2 、 Figure 3 As shown, the upper shell 31 and the lower shell 32 are each provided with a surrounding plate 33 along the four peripheral edges thereof; the surrounding plate 33 of the upper shell 31 and the surrounding plate 33 of the lower shell 32 are left with a gap, so that the pressing surface of each guide column 311 is kept in contact with the pressure sensor 6 of the guide slot 321, and the accuracy of the detection of the pressure sensor 6 is ensured.

[0033] In order to make the structure of the low-noise pet toilet more reasonable, as shown in Figure 1 、 Figure 2 、 Figure 3The base 3 further comprises a back plate 34 fixedly connected with the upper shell 31. A driving motor is arranged on the back plate 34, and a driving gear 35 is arranged on the rotating shaft of the driving motor. The top surface of the upper shell 31 is provided with a mounting recess 313. The bin body 4 is rotatably arranged in the mounting recess 313, and a sand basin and a sand filtering mechanism are arranged in the bin body 4. The sand basin and the sand filtering mechanism are prior art, and the structure thereof will not be described in detail herein. The rotating axis of the bin body 4 is parallel to the horizontal plane. The front surface of the bin body 4 is provided with a pet entrance 41, and the back surface of the bin body 4 is provided with a gear ring 42 engaged with the driving gear 35. The upper shell 31 and the lower shell 32 are assembled to form a mounting space. The mounting recess 313 of the upper shell 31 is provided with a feces through hole 314, which is in communication with the mounting recess 313 and the mounting space and is located at the center of the bottom surface of the upper shell 31. The feces treatment device 2 is arranged in the mounting space, and the entrance of the collection bin 21 is opposite to the feces through hole 314. The circumferential surface of the bin body 4 is provided with a feces outlet, and the bin body 4 is provided with a cover plate 43 covering the feces outlet. The base 3 is provided with a switch device 7. The switch device 7, the driving motor and the centrifugal motor 24 are electrically connected with the main control module 5, so that the cover plate 43 is opened by the switch device 7 when the feces outlet is opposite to the feces through hole 314 due to the rotation of the bin body 4. In order to control the timing of the opening and closing of the driving motor and the switch device 7, a detection mechanism is further arranged between the back surface of the bin body 4 and the back plate 34. The main control module 5 controls the opening and closing of the driving motor and the switch device 7 according to the signal fed back by the detection mechanism, so that the feces balls are filtered out by the sand filtering mechanism in the bin body 4 after the bin body 4 is rotated to the position, and the feces balls flow to the collection bin 21 through the feces outlet opened by the switch device 7.

[0034] In order to make the structure of the switch device 7 opening the cover plate 43 more reasonable, Figure 1 、 Figure 2 、 Figure 3 、 Figure 8As shown, the cover plate 43 and the bin body 4 are provided with a reset spring (not shown in the drawings); the reset spring is used to push the cover plate 43 to move outwards from the bin body 4 to close the excrement outlet; the switch device 7 comprises a mounting plate 71, a pushing arm 72, a switch motor 73 and a rotating arm 74; the mounting plate 71 is mounted in the mounting space; the pushing arm 72 is rotatably mounted on the mounting plate 71, one end of the pushing arm 72 is provided with a pushing long hole 721, the other end of the pushing arm 72 is provided with a roller 722, the rotating connection between the pushing arm 72 and the mounting plate 71 is located between the pushing long hole 721 and the roller 722, and the rotating connection between the pushing arm 72 and the mounting plate 71 is arranged close to the pushing long hole 721; the switch motor 73 is mounted on the mounting plate 71, the switch motor 73 is electrically connected with the main control module 5, the rotating axis of the rotating shaft of the switch motor 73, the rotating axis of the pushing arm 72 relative to the mounting plate 71, the hole axis of the pushing long hole 721 and the rotating axis of the roller 722 are all arranged along the rotating axis of the bin body 4 relative to the base 3; one end of the rotating arm 74 is connected with the rotating shaft of the switch motor 73, the other end of the rotating arm 74 is provided with a pushing column 741 extending into the pushing long hole 721; the pushing overhole 315 for the pushing arm 72 and the roller 722 to move out is arranged in the mounting recess 313 of the upper shell 31. In use, the switch motor 73 drives the rotating arm 74 to rotate, so that the pushing column 741 pushes the pushing arm 72 to rotate, so that the roller 722 of the pushing arm 72 touches the cover plate 43 and opens the cover plate 43.

Claims

1. A low-noise pet toilet comprising a toilet body; the toilet body is provided with a feces treatment device; characterized in that: The excrement treatment device comprises a collecting bin, a centrifugal bin, a centrifugal disc and a centrifugal motor; the collecting bin is provided with an inlet and an outlet; the inlet is used for receiving excrement when in use; the centrifugal bin is provided with a centrifugal cavity, an inlet and an outlet, and the inlet and the outlet are both connected with the centrifugal cavity and the outside; the centrifugal bin is arranged beside the collecting bin, the inlet of the centrifugal bin is connected with the outlet of the collecting bin, and the centrifugal motor is arranged beside the centrifugal bin; the rotating shaft of the centrifugal motor penetrates through the centrifugal bin and extends into the centrifugal cavity; the centrifugal disc is arranged in the centrifugal cavity and is coaxially connected with the rotating shaft of the centrifugal motor; and the outlet of the centrifugal bin faces the circumferential surface of the centrifugal disc.

2. A low-noise litter box according to claim 1, characterized in that: The axis of the rotating shaft of the centrifugal motor is parallel to the horizontal plane, the end of the rotating shaft of the centrifugal motor penetrates through the centrifugal cavity and extends into the inlet, the hole axis of the outlet of the centrifugal bin is parallel to the horizontal plane, and the outlet of the centrifugal bin is arranged close to the cavity bottom of the centrifugal cavity.

3. A low-noise litter box according to claim 1, wherein: The centrifugal disc comprises a panel and a plurality of blade parts; the panel is connected with the rotating shaft of the centrifugal motor, and one side of the panel faces the inlet; each blade part is in a curved structure, each blade part is arranged on the side of the panel facing the inlet, and the blade parts are arranged in a ring array around the axis of the rotating shaft of the centrifugal motor in a turbine shape.

4. A low-noise litter box according to claim 1, wherein: The collecting bin is provided with a guide space and a passing space; the guide space is in a funnel structure, and the upper opening of the guide space is the inlet; the passing space is in a structure with one end high and the other end low in the horizontal direction, the higher end of the passing space is connected with the lower opening of the guide space, and the lower end of the passing space is provided with the outlet.

5. A low-noise litter box according to claim 1, wherein: The toilet body comprises a base, a bin body and a main control module; the base comprises an upper shell and a lower shell; the bin body is mounted on the top surface of the upper shell; the bottom surface of the upper shell is provided with a plurality of guide columns, and the guide columns are distributed around the center of the bottom surface of the upper shell; the top surface of the lower shell is provided with a plurality of guide grooves, and each guide groove is provided with a pressure sensor on the groove bottom surface; all the guide columns and all the guide grooves are one-to-one corresponding, the lower part of the guide column is slidably embedded in the corresponding guide groove, and the bottom surface of each guide column is a pressing surface for pressing the pressure sensor; the main control module is mounted on the upper shell, and the main control module is electrically connected with each pressure sensor.

6. A low-noise litter box according to claim 5, wherein: The pressing surface of each guide column is provided with a pad, and the pad is made of hard material; the pad on each guide column is opposite to the trigger part of the pressure sensor in the corresponding guide groove.

7. A low-noise litter box according to claim 5, wherein: Each guide groove is provided with a limiting long hole on the groove wall, and the length direction of the limiting long hole is arranged along the up-down direction; each guide column is in a shell structure, and an elastic clamping block is arranged on the guide column; the elastic clamping block on each guide column is slidably mounted in the limiting long hole of the corresponding guide groove.

8. A low-noise litter box according to claim 5, wherein: The upper shell and the lower shell are each formed with a surrounding plate along the four circumferential edges, and a gap is left between the surrounding plate of the upper shell and the surrounding plate of the lower shell.

9. A low-noise litter box according to claim 5, wherein: The base further comprises a back plate; the back plate is fixedly connected with the upper shell; a driving motor is arranged on the back plate, and a driving gear is arranged on a rotating shaft of the driving motor; a mounting recess is arranged on a top surface of the upper shell; the bin body is rotatably arranged in the mounting recess, and a rotating axis of the bin body is parallel to a horizontal plane; a front surface of the bin body is provided with a pet inlet, and a tooth ring is arranged on a back surface of the bin body, the tooth ring being engaged with the driving gear; the upper shell and the lower shell are assembled to form a mounting space, and a feces through hole is arranged in the mounting recess of the upper shell, the feces through hole being in communication with the mounting recess and the mounting space; a feces treatment device is arranged in the mounting space, and the feces inlet of the collection bin is opposite to the feces through hole; a feces outlet is arranged on a circumferential surface of the bin body, and a cover plate is arranged on the feces outlet cover; a switch device is arranged on the base; the switch device, the driving motor and the centrifugal motor are electrically connected with a main control module, so that the cover plate is opened by the switch device when the feces outlet is opposite to the feces through hole due to the rotation of the bin body.

10. A low-noise litter box according to claim 9, wherein: A reset spring is arranged between the cover plate and the bin body; the reset spring is used to push the cover plate to move outward from the bin body to close the feces outlet; the switch device comprises a mounting plate, a pushing arm, a switch motor and a rotating arm; the mounting plate is arranged in the mounting space; the pushing arm is rotatably arranged on the mounting plate, one end of the pushing arm is provided with a pushing long hole, the other end of the pushing arm is provided with a roller, and a rotating connection position of the pushing arm and the mounting plate is located between the pushing long hole and the roller, and the rotating connection position of the pushing arm and the mounting plate is arranged close to the pushing long hole; the switch motor is arranged on the mounting plate, the switch motor is electrically connected with the main control module, and rotating axes of a rotating shaft of the switch motor, the pushing arm relative to the mounting plate, the hole axis of the pushing long hole and the rotating axis of the roller are all arranged along a rotating axis of the bin body relative to the base; one end of the rotating arm is connected with the rotating shaft of the switch motor, and the other end of the rotating arm is provided with a pushing column which extends into the pushing long hole; a pushing through hole is arranged in the mounting recess of the upper shell, the pushing arm and the roller can move out of the pushing through hole.

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