CN114271193A

CN114271193A - Semi-automatic cat litter basin

Info

Publication number: CN114271193A
Application number: CN202011016164.5A
Authority: CN
Inventors: 宋海军
Original assignee: Henan Santi Electric Co ltd
Current assignee: Henan Santi Electric Co ltd
Priority date: 2020-09-26
Filing date: 2020-09-26
Publication date: 2022-04-05

Abstract

The utility model provides a semi-automatic cat litter basin, includes foraminiferous cat litter groove, pulls area, cat litter screen cloth, pulls area guide rail and guide rail support body, cat urine and accepts groove, cat just receiver, pulls area drive unit, pulls area guide rail support body and reciprocates drive unit and support enclosure part and electrical unit, but rebound in the cat litter screen cloth cat litter basin, the cat litter screen cloth that leaves the cat litter basin can follow cat litter basin inner chamber and get into cat litter pelvic floor portion again. It passes through the cat litter screen cloth rebound of drive unit drive cat litter tank bottom, with the cat litter and the separation of cat litter on cat litter screen cloth upper portion, the cat litter screen cloth is rotated by the drive and is poured cat litter on the screen cloth into cat just storage container in, the traction band guide rail is moved down to the lower back by the drive, pivoted cat litter screen cloth receives the restriction of traction band guide rail and can only be along cat litter inslot wall, pass the inner wall that the cat litter layer paved the cat litter groove, so circulation clearance cat litter, the cat urine leaks the urine hole and flows into cat just storage box again to cat urine collecting vat, so realize accomodating cat just.

Description

Semi-automatic cat litter basin

Technical Field

The invention relates to a semi-automatic cat litter box, belongs to the field of intelligent home manufacturing, and particularly relates to a cat litter box for semi-automatically cleaning cat excrement by using cat litter and a cat litter screen.

Background

At present, the general habit of burying the cat stool for the adaptation cat of cat person of raising a cat at home has prepared the cat litter basin at home and has supplied the cat to use, and current cat litter basin has the cat litter basin that uses disposable cat litter and uses the water-washed formula cat litter basin of repeatedly usable cat litter, and the clearance cat stool that these cat litter basins have is comparatively loaded down with trivial details, and smell is great when some stoving cat litter.

Disclosure of Invention

The invention aims to solve the technical problems and provide a semi-automatic cat litter box which overcomes the defects of the existing cat litter box, can use various cat litters, saves the cat litter, is convenient to clean cat litter and has small smell. Therefore, the invention adopts the following technical scheme:

a semi-automatic cat litter box comprises a cat litter pushing device, an electrical unit and a supporting and enclosing component, and is characterized in that the cat litter pushing device comprises a traction belt, a cat litter screen, a traction belt driving unit, a rotating shaft (4) of which the traction belt is closest to a cat litter storage box, a rotating shaft (5) of which the traction belt is connected with the traction belt driving unit, other rotating shafts (6) of which the traction belt is connected with the traction belt driving unit, a traction belt guide rail frame body, a lifting driving unit (8) of which the traction belt guide rail frame body is provided, a compression traction belt rotating shaft (9) and a cat litter screen rubber scraper (10); the electric unit comprises a camera, an infrared sensor, an odor sensor, a weight sensor, a communication module, a signal processor, a power supply assembly, a lighting lamp, an infrared lamp and a control display panel;

the support enclosure part comprises left and right ends of a cat litter basin frame body, connecting bolts of the cat litter basin frame body, a cat litter groove, a cat urine receiving groove, an upper cover plate, an activated carbon blanket, a door curtain connected to the upper cover plate, an outer guard plate, a cat feces receiving box, a cat pedal and a urine discharge pipe.

The cat litter box is characterized in that cat litter is screened by upward moving the cat litter screen, the cat litter is conveyed to the cat litter box by the rotation of the cat litter screen, and cat litter flows into the cat litter box through the cat litter leaking holes and the flow channels by gravity.

The cat litter receiving box comprises a traction belt guide rail frame body, a left end plate and a right end plate, a connecting bolt, a traction belt guide rail, a cat litter receiving box cover, a lead screw and a cat litter screen stopper, wherein the left end plate and the right end plate are connected and fixed by the connecting bolt to form a frame body with the left end and the right end parallel to each other, each traction belt guide rail comprises two slide rails with low static friction coefficient, a plurality of movable pulleys and balls, the two traction belt guide rails (12) are symmetrically fixed on the left end plate and the right end plate of the traction belt frame body, a compression traction belt rotating shaft is rotationally connected with the left end plate and the right end plate of the traction belt frame body, two ends of the cat litter receiving box cover are respectively fixed on the left end and the right end, the cat litter screen rubber scraper is inserted into the cat litter receiving box cover, the cat litter screen rubber scraper is tightly attached to the rotating shaft (4) when the cat litter receiving box cover is closed, the two stoppers are respectively installed on the left end and the right end of the traction belt guide rail frame body to prevent the cat litter screen from moving towards the rotating shaft (5) beyond the side of the cat litter basin, the left end of the cat litter basin frame body and the right end of the cat litter basin frame body are provided with a connecting hole and a clamping groove which are fixed into a frame with parallel left and right ends through a connecting bolt of the cat litter basin frame body, a traction belt driving unit, a traction belt guide rail frame body lifting driving unit, a cat litter groove, a cat litter receiving groove and a urine discharging pipe are respectively fixed on the left and right ends of the cat litter basin frame body, a traction belt rotating shaft is rotatably connected with the left and right ends of the cat litter basin frame body, the axial leads of the rotating shafts are parallel to each other, the cat litter groove is arranged between the rotating shafts (5) and (6), the cat litter groove is provided with four edges, wherein the installation height of the two edges close to the rotating shafts (5) and (6) is slightly lower than the height of the contact surfaces of the rotating shafts (5) and (6) and the traction belt, the other two edges of the cat litter groove respectively form two approximately rectangular holes with the left and right ends (16) and (17) of the cat litter basin frame body, and the left and right end plates of the traction belt frame body vertically pass through the two holes, and it can reciprocate in these two downtheholes, it takes guide rail support body lifting drive unit to pass through lead screw and traction belt guide rail support body swivelling joint, and it reciprocates to drive traction belt guide rail support body through the lead screw, cat urine receiving groove is located the lower level of cat sand groove and has two limits to hug closely traction belt guide rail support body, there is a hole (35) of butt joint urination pipe on the cat stool receiver lateral wall, there is a scraper blade of scraping the cat litter screen cloth on its lateral wall, the outer casing, the cat stool receiver, the cat footboard passes through draw-in groove on the cat litter basin frame and links together with the cat litter basin frame body, after cat stool receiver and the cat litter basin frame body are connected through the draw-in groove, in hole (35) on the cat stool receiver are inserted to one section of urination pipe (27), cat litter screen cloth is hugged closely in scraper blade (36), the active carbon blanket adheres to on the upper cover plate.

The traction belt comprises a sliding block and a connecting shaft, the cat litter screen is fixed on the connecting shaft, the width of the cat litter screen is slightly less than the width of the narrowest part of the cat litter box, the length of the cat litter screen is slightly greater than the expansion length of the cat litter box, the rotating shaft is unequal through the rotating shaft, the traction belt guide rail is not linear, the curve of the traction belt guide rail is consistent with the curve of the bottom surface of the cat litter box, the traction belt driving unit drives the rotating shaft (5) to rotate, and then the traction belt is driven to run along the track limited by the rotating shaft and the traction belt guide rail, and the traction belt drives the cat litter screen to move through the connecting shaft.

The bottom of the cat litter slot is distributed with urine leaking holes with the diameter smaller than 4 mm, the cat urine collecting slot and the urine discharging port are arranged on the cat urine receiving slot, the urine discharging port is connected with a urine discharging pipe, and the cat urine falling into the cat urine receiving slot through the urine leaking holes automatically flows into the cat urine receiving box through the urine discharging port and the urine discharging pipe.

When the lifting driving unit of the guide rail frame body of the traction belt moves to drive the guide rail frame body of the traction belt to be at the lowest position, the cat litter screen is tightly attached to the inner wall of the cat litter groove in the cat litter groove, one side of the cat litter screen is propped against the stop block, the cat litter is on the upper side of the cat litter screen, the cat litter can use the cat litter basin to normally relieve the bowels, the driving unit of the guide rail frame body of the traction belt moves, the cat litter screen moves upwards along with the guide rail frame body of the traction belt, one side of the cat litter screen is blocked by the stop block (15) and does not move, the traction belt is pressed by the rotating shaft (9) to drive the other end of the cat litter screen to move towards the direction of the cat litter storage box, the cat litter is screened by the cat litter screen, the cat litter is left on the upper side of the cat litter screen, when the cat litter screen moves to the highest position limited by the guide rail frame body of the traction belt and the rotating shaft, the cat litter screening process is finished, the drive unit drives the cat litter screen to move and cross the rotating shaft (4), cat litter on the cat litter screen and cat litter adhered to the cat litter fall into the cat litter storage box under the action of the gravity of the cat litter and a rubber scraper (36) of the cat litter storage box, and after all the cat litter screen passes through the rotating shaft (4), the traction belt driving unit stops rotating, the traction belt guide rail frame body lifting driving unit acts to drive the traction belt guide rail frame body to move downwards to the lowest position, the cat litter screen cloth rubber scraper (10) is tightly attached to the rotating shaft (4), the traction belt driving unit rotates to drive the traction belt to move along a curve limited by the traction belt guide rail and drive the cat litter screen cloth to move tightly attached to the inner wall of the cat litter groove to push against a stop block on one side of the cat litter screen cloth, meanwhile, the sand screen rubber scraper finishes the one-time cleaning of the rotating shaft (4) and the cat litter screen, the scraped dirt falls into the cat litter storage box, therefore, the working processes of cleaning cat dung once and resetting the cat for continuous use are completed, and the processes can be repeated circularly.

The camera that electric unit includes, infrared ray sensor, the smell sensor, a weighing sensor, communication module, signal processor, the power supply assembly, the light, infrared lamp, control display panel and all install on cat litter basin support body, the camera is facing to cat litter groove, be used for gathering action and cat litter and the cat just image information of cat in the cat litter basin, infrared ray sensor is facing to the passageway that cat passed in and out the cat litter basin outside the cat business turn over cat footboard, detect the cat apart from the cat litter basin after nearer, pass to the treater with the signal, the cat litter basin stops all actions that have sound and opens the light, avoid the cat to receive the frightening, detect the cat litter basin can start the clearance cat just in five minutes after the cat leaves the cat litter basin, power supply assembly has external power supply and introduces the mouth, the battery, power conversion circuit and to all power consumption part power supply lines in the cat litter basin.

The weight sensor is located below the cat stool storage box, weight data of the cat stool storage box is generated, image data and odor data of a cat litter box inner cavity, which are acquired by the odor sensor and detected by the camera, and data generated by the weight sensor are transmitted to the far-end server through the communication module, the far-end server processes partial instruction data generated by the data and transmits the partial instruction data to the signal processor through the communication module, the cat litter box performs repeated cleaning of cat litter and actions of opening and closing the infrared lamp and the like according to the instruction data, the server further generates partial data to transmit health of a relevant cat and maintenance notification information of the cat litter box to an information receiving end which is set and received by a cat raiser in a language, and the cat stool storage box is controlled to be provided with a start key and can be manually controlled to clean the cat stool.

The invention relates to a semi-automatic cat litter basin which can use different cat litter with the particle diameter larger than 4 mm, can be poured into a closestool with the diameter being not blocked by a sewer pipe, enables cat excrement to be more conveniently and sanitarily cleaned, realizes that part of cat urine flows into a cat excrement storage box without being absorbed by the cat litter, can greatly save the cat litter and reduce the expenditure for raising cats.

Drawings

FIG. 1 is a schematic diagram of a mechanism of a semi-automatic litter box according to an embodiment of the invention;

FIG. 2 is a front view of the mechanism of a semi-automatic litter box of an embodiment of the invention;

FIG. 3 is a schematic view of a mechanism cat litter screen of a semi-automatic cat litter tray in accordance with an embodiment of the present invention;

FIG. 4 is a schematic view of the left end of a guide rail frame body of a mechanism traction belt of a semi-automatic litter box according to an embodiment of the invention;

FIG. 5 is a schematic view of a mechanical litter box of a semi-automatic litter box in accordance with an embodiment of the present invention;

FIG. 6 is a schematic view of a mechanism traction belt of a semi-automatic litter box according to an embodiment of the invention;

in the figure: 1. a traction belt, 2, a cat litter screen, 3, a traction belt driving unit, 4, a rotation shaft of the traction belt closest to a cat litter storage box, 5, a rotation shaft of a deceleration driving unit connected with the traction belt, 6, other rotation shafts of the traction belt, 7, a traction belt guide rail frame body, 8, a traction belt guide rail frame body lifting driving unit, 9, a compression traction belt rotation shaft, 10, a cat litter screen rubber scraper, 11, a left end plate, a right end plate, 12, a traction belt guide rail, 13, a cat litter storage box cover, 14, a lead screw, 15, a cat litter screen stopper, 16, a left end of a cat litter box body, 17, a right end of the cat litter box body, 18, a connecting bolt of the cat litter box body, 19, a cat litter groove, 20, a cat litter receiving groove, 21, an upper cover plate, 22, an activated carbon blanket, 23, a door curtain connected to the upper cover plate, 24, an outer guard plate, 25, the cat litter storage box, 26, a cat litter pedal, 27, a urine discharge pipe, 28, and a connecting bolt, 29. the urine collection device comprises a traction belt sliding block, a traction belt connecting shaft, a urine leakage hole, a urine collection groove 32, a cat urine collection groove 33, a urine discharge port 34, a scraper plate 35, a hole 36, a control display panel 37, a camera 38, an infrared sensor 39, an odor sensor 40, a weight sensor 41, a communication module 42, a signal processor 43, a power supply assembly 44, a lighting lamp 45 and an infrared lamp.

Detailed description of the invention

The essential features of the invention will be further explained below with reference to the drawings and the detailed description of the specification.

As shown in figure 1, a semi-automatic cat litter box comprises a cat litter and cat litter propelling device, an electrical unit and a support enclosure component, and specifically comprises a traction belt, a cat litter screen, a traction belt driving unit, a traction belt rotating shaft, a traction belt guide rail frame body lifting driving unit, a compression traction belt rotating shaft and a cat litter screen rubber scraper, wherein the traction belt guide rail frame body comprises end plates, connecting bolts, traction belt guide rails, a cat litter containing box cover, a lead screw and a cat litter screen baffle block, the left end plate and the right end plate are connected and fixed into a frame body with mutually parallel left and right ends by the connecting bolts, each traction belt guide rail comprises two slide rails with low static friction coefficients, a plurality of movable pulleys and balls, the two guide rails of the two traction belt guide rails are mutually symmetrically fixed on the left end plate and the right end plate of the traction belt frame body, and the compression traction belt rotating shaft is rotationally connected with the left end plate and the right end plate of the traction belt frame body, two ends of the cat litter receiving box cover are respectively fixed on the left end and the right end, the cat litter screen rubber scraper plate is inserted into the cat litter receiving box cover, when the cat litter receiving box cover is closed, the cat litter screen rubber scraper plate is tightly attached to a traction belt rotating shaft, two stoppers are respectively arranged on the left end and the right end of the traction belt guide rail frame body to prevent the cat litter screen from moving to the traction belt driving unit over the cat litter basin, the right end of the cat litter basin frame body is fixed into a parallel frame through a cat litter basin frame body connecting bolt, the traction belt driving unit, the traction belt guide rail frame body lifting driving unit, a cat litter groove, a cat litter receiving groove and a urine discharging pipe are respectively fixed on the left end and the right end of the cat litter basin frame body, the traction belt rotating shaft is rotatably connected with the left end and the right end of the cat litter basin frame body, shaft axes of the rotating shafts are parallel to each other, the cat litter groove is arranged between the rotating shafts, the cat litter groove has four edges, and the installation height of the cat litter groove is slightly lower than the contact surface of the traction belt and the rotating shaft, cat litter groove other two limits constitute two perpendicular angles respectively and see and be close rectangular hole with cat litter basin frame body left and right ends, the end plate passes these two holes perpendicularly about the traction area support body, and it can reciprocate in these two downthehole, traction area guide rail support body lift drive unit passes through lead screw and traction area guide rail support body swivelling joint, and drive traction area guide rail support body through the lead screw and reciprocate, cat urine is accepted the groove and is located the lower level of cat litter groove and has two limits to hug closely traction area guide rail support body, there is the hole of a butt joint urination pipe on the cat stool receiver lateral wall, there is a scraper blade of scraping the cat litter screen cloth along on its lateral wall, cat stool receiver links together with cat litter basin frame body, after cat stool receiver passes through the draw-in groove with cat litter basin frame body and is connected, one section of urination pipe inserts the downthehole on the cat litter receiver, the cat litter screen cloth is hugged closely to the scraper blade. The cat litter box frame body also has some other parts such as infrared lamp.

This semi-automatic cat litter basin uses the circular active carbon cat litter that does not agglomerate and diameter is greater than 4 millimeters, the traction area includes slider and connecting axle, the cat litter screen cloth is fixed on the connecting axle, cat litter screen cloth width slightly is less than cat litter groove narrowest department width, cat litter screen cloth length slightly is greater than the expansion length of cat litter groove, the rotation axis is the warp rotation axis that varies, the traction area guide rail is not sharp, its curve is unanimous with cat litter groove bottom surface curve, the rotatory track operation that drives the traction area along rotation axis and traction area guide rail of traction area drive unit, the traction area drives the cat litter screen cloth through its connecting axle and removes.

The cat litter groove is rectangle, and the diameter is less than 4 millimeters lou urine hole to its bottom distribution, and there are cat urine collection groove and urination mouth on the cat urine accepting groove, and the urination mouth even has the ureter, and the cat urine that falls into cat urine accepting groove through lou urine hole flows into the cat excrement receiver through urination mouth and ureter automatically.

When a cat normally uses the cat litter box to relieve the bowels, when the lifting drive unit of the guide rail frame body of the traction belt moves to drive the guide rail frame body of the traction belt to be at the lowest position, the guide rail of the traction belt is parallel to the curve at the bottom of the cat litter groove, the cat litter screen is tightly attached to the inner wall of the cat litter groove in the cat litter groove, one side of the cat litter screen pushes against the stop block, the cat litter is arranged on the upper side of the cat litter screen, when the cat litter is cleaned, the drive unit of the guide rail frame body of the traction belt moves the cat litter screen upwards along with the guide rail frame body of the traction belt, one side of the cat litter screen is stopped by the stop block and does not move, the traction belt is pressed by the rotating shaft to drive the other end of the cat litter screen to move towards the cat litter accommodating box, the cat litter is screened by the cat litter screen, the cat litter is left on the upper side of the cat litter screen, the cat litter screen moves to the highest position limited by the guide rail of the traction belt and the rotating shaft, the cat litter screening process is finished, then the drive unit of the cat litter screen moves, the cat litter screen passes through a rotating shaft nearest to the cat litter storage box, cat litter on the cat litter screen and cat litter adhered to the cat litter screen fall into the cat litter storage box under the action of gravity of the cat litter screen and a cat litter storage box rubber scraper, after the cat litter screen completely passes through the rotating shaft, the traction belt driving unit stops rotating, the traction belt guide rail frame body lifting driving unit moves to drive the traction belt guide rail frame body to move downwards to the lowest position, the cat litter screen rubber scraper is tightly attached to the rotating shaft, the traction belt driving unit rotates to drive the traction belt to move along a track limited by the traction belt guide rail and drive the cat litter screen to move tightly attached to the inner wall of the cat litter groove to one side of the inner wall to abut against a stop block part, meanwhile, the sand screen rubber scraper finishes once cleaning the rotating shaft and the cat litter screen, scrapes dirt to fall into the cat litter storage box, and thereby finishes a working process of cleaning the cat litter and resetting for continuous use of cats, the courses can be manually controlled to be repeated circularly and the electric control component can be automatically and repeatedly realized according to the defecation condition of the cat. After a plurality of times, the cat excrement storage box is reset after the cat excrement in the cat excrement storage box is manually removed.

The infrared lamp that electrical component chooseed for use can dry the cat litter, improves the cat and uses the comfort level of cat litter.

Claims

1. A semi-automatic cat litter box comprises a cat litter box pushing device, an electrical unit and a supporting and enclosing component, and is characterized in that the cat litter box pushing device comprises a traction belt (1), a cat litter screen (2), a traction belt driving unit (3), a rotating shaft (4) of which the traction belt is closest to a cat litter storage box, a rotating shaft (5) of which the traction belt is connected with the traction belt driving unit, other rotating shafts (6) of which the traction belt is connected with the traction belt driving unit, a traction belt guide rail frame body (7), a traction belt guide rail frame body lifting driving unit (8), a pressing and traction belt rotating shaft (9) and a cat litter screen rubber scraper (10); the electric unit comprises a control display panel (36), a camera (37), an infrared sensor (38), an odor sensor (39), a weight sensor (40), a communication module (41), a signal processor (42), a power supply assembly (43), a lighting lamp (44) and an infrared lamp (45);

the supporting and enclosing part comprises a left end (16) of a cat litter basin frame body, a right end (17) of the cat litter basin frame body, a connecting bolt (18) of the cat litter basin frame body, a cat litter groove (19), a cat urine receiving groove (20), an upper cover plate (21), an activated carbon blanket (22), a door curtain (23) connected to the upper cover plate, an outer guard plate (24), a cat feces receiving box (25), a cat pedal (26) and a urine discharging pipe (27);

the semi-automatic cat litter basin is characterized in that the driving unit drives the cat litter screen to move upwards, cat litter mixed with cat litter is screened from the upper part of the cat litter screen, the cat litter is separated from the cat litter, and partial cat urine flows into the cat litter storage box through the cat urine leakage holes and the flow channels by means of gravity, so that the absorption quantity of the cat litter is reduced.

2. The semi-automatic cat litter box according to claim 1, wherein the frame body (7) with the guide rails comprises a left end plate and a right end plate (11), a connecting bolt (28), the guide rails (12) with the traction belt, a cat litter storage box cover (13), a screw (14) and a cat litter screen stopper (15), the left end plate and the right end plate (11) are connected and fixed by the connecting bolt (28) to form a frame body with the left end and the right end parallel to each other, each guide rail with the traction belt comprises two slide rails with low coefficient of static friction, a plurality of movable pulleys and balls, the two guide rails (12) with the traction belt are symmetrically fixed on the left end plate and the right end plate (11) of the frame body with the traction belt, a rotating shaft (9) with the traction belt is rotationally connected with the left end plate and the right end plate (11) of the traction belt frame body, the two ends of the cat litter storage box cover (13) are respectively fixed on the left end and the right end (11), the cat litter screen rubber scraper (10) is inserted into the cat litter storage box cover (13), when the cat excrement storage box cover (13) is closed, the cat litter screen rubber scraper (10) is tightly attached to the rotating shaft (4), the stop block (15) is arranged at the left end and the right end of the traction belt guide rail frame body to prevent the cat litter screen from moving towards the rotating shaft (5) by crossing the side of the cat litter box close to the rotating shaft (5), the left end (16) of the cat litter box frame body and the right end (17) of the cat litter box frame body are provided with a connecting hole and a clamping groove, the cat litter box frame body is fixed into a frame with parallel left and right ends through a cat litter box frame body connecting bolt (18), the traction belt driving unit (3), the traction belt guide rail frame body lifting driving unit (8), a cat litter groove (19), a cat litter receiving groove (20) and a urine pipe (27) are respectively fixed at the left end and the right end of the cat litter box body, the traction belt rotating shafts (5), (6) and (7) are rotationally connected with the left end and the right end (16) of the cat litter box body (17), and the rotating shaft axes of the rotating shafts are parallel to each other, the cat litter box (19) is arranged between the rotating shafts (5) and (6), the cat litter box (19) is provided with four sides, wherein the mounting height of the tops of two sides close to the rotating shafts (5) and (6) is slightly lower than the height of the contact surface of the rotating shafts (5) and (6) and the traction belt, the other two sides of the cat litter box (19) are respectively and vertically connected with the left end and the right end (16) of the cat litter box frame body (17) to form holes which are approximately rectangular when viewed from two vertical angles, the left end plate and the right end plate (11) of the traction belt frame body vertically penetrate through the two holes and can vertically move in the two holes, the traction belt guide rail frame body lifting driving unit (8) is rotationally connected with the traction belt guide rail frame body through a screw rod (14) and drives the traction belt guide rail frame body (7) to vertically move through the screw rod, the cat urine receiving groove (20) is arranged below the cat litter box and is provided with two sides tightly attached to the traction belt guide rail body (7), the cat stool storage box (25) is provided with a scraper (34) for scraping a cat litter screen mesh along the side wall of a hole (35) of a butt joint urine discharge pipe (27) on the side wall of the cat stool storage box (25), the upper cover plate (21), the outer guard plate (23), the cat stool storage box (25), a cat pedal (26) is connected with a cat litter basin frame body through a clamping groove on the cat litter basin frame, the cat stool storage box is connected with the cat litter basin frame body through the clamping groove, one section of the urine discharge pipe (27) is inserted into the hole (35) on the cat stool storage box (25), the cat litter screen mesh is tightly attached to the scraper (34), and the activated carbon blanket (22) is attached to the upper cover plate (21).

3. The semi-automatic cat litter box of claim 1 wherein the traction belt (1) comprises a slider (29) and a connecting shaft (30), the cat litter screen (2) is fixed on the connecting shaft (30), the width of the cat litter screen (2) is slightly less than the width of the narrowest part of the cat litter box, the length of the cat litter screen is slightly greater than the expanded length of the cat litter box (19), the rotating shafts (4), (5), (7) and (9) are unequal-diameter rotating shafts, the traction belt guide rail (12) is not linear, and the curve is consistent with the curve of the bottom surface of the cat litter box (19), and when the traction belt drive unit (3) drives the rotating shaft (5) to rotate, the traction belt (1) and the cat litter screen are driven to move along the curve defined by the rotating shafts (4), (5), (6), (9) and the traction belt guide rail (12).

4. The semi-automatic cat litter box according to claim 1, wherein the bottom of the cat litter box is distributed with urine leakage holes (31) with a diameter less than 4 mm, the cat urine collection groove (32) and the urine discharge port (33) are arranged on the cat urine receiving groove (20), the urine discharge port (33) is connected with the urine discharge tube (27), and the cat urine falling into the cat urine receiving groove (20) through the urine leakage holes (31) is automatically discharged into the cat litter receiving box (25) through the urine discharge port (33) and the urine discharge tube (27).

5. The semi-automatic litter box according to claim 1, wherein when the elevating drive unit (8) of the belt guide rail frame body moves to drive the belt guide rail frame body (7) to be at the lowest position, the belt guide rail is parallel to the bottom surface of the litter box, the litter screen is tightly attached to the inner wall of the litter box in the litter box (19), one side of the litter screen abuts against the stopper (15), the litter is on the upper side of the litter screen, the cat can use the litter box to defecate normally, the belt guide rail frame body elevating drive unit (8) moves, the litter screen (2) moves upward along with the belt guide rail frame body, one side of the litter screen (2) is stopped by the stopper (15) and does not move, the belt is pressed by the rotation shaft (9) to drive the other end of the litter screen to move toward the litter box, the litter screen (2) screens the litter, and the litter is left on the upper side of the litter screen, when the cat litter screen net moves to the highest position limited by the traction belt guide rail (12) and the rotating shafts (4) and (5), the cat litter screening process is finished, the traction belt driving unit (3) is started and drives the cat litter screen net (2) to move, cat litter on the cat litter screen net and cat litter adhered to the cat litter screen net pass through the rotating shaft (4) and fall into the cat litter storage box under the action of the gravity of the cat litter or a cat litter storage box rubber scraper (34), after the cat litter screen net completely passes through the rotating shaft (4), the traction belt driving unit stops acting, the traction belt guide rail frame body lifting driving unit (8) acts to drive the traction belt guide rail frame body to move downwards to the lowest position, the cat litter screen net rubber scraper (10) is tightly attached to the rotating shaft (4), the traction belt driving unit (3) drives the traction belt to move along the curve limited by the traction belt guide rail (12) and drives the cat litter screen net to tightly attach to the inner wall of the cat litter groove (19) and move to one side and prop against the stop block (15), meanwhile, the sand screen rubber scraper (10) finishes one-time cleaning of the rotating shaft (4) and the cat litter screen, dirty materials are scraped to fall into the cat litter storage box (25), the working process of cleaning cat litter once and then resetting the cat litter for continuous use is finished, and the process can be repeated circularly.

6. The semi-automatic litter box of claim 1, wherein the electrical unit comprises a camera (37), an infrared sensor (38), an odor sensor (39), a weight sensor (40), a communication module (41), a signal processor (42), a power supply assembly (43), a lighting lamp (44), an infrared lamp (45), and a control display panel (36) all mounted on the litter box frame, the camera (37) facing the cat litter box (19) for collecting the actions of the cat in the litter box and the image information of the cat litter and the cat stool, the infrared sensor (38) facing the passage of the cat in and out of the litter box from the cat pedal (26) and transmitting a signal to the processor (42) after detecting that the cat is close to the litter box, the litter box stopping all audible actions and turning on the lighting lamp (44) to prevent the cat from being frightened, the cat litter basin can start to clear cat excrement in five minutes after the cat is detected to leave the cat litter basin, and the power supply assembly (43) is provided with an external power supply introducing port, a storage battery, a power supply conversion circuit and a circuit for supplying power to all power utilization parts of the cat litter basin.

7. The semi-automatic litter box according to claim 1, wherein the weight sensor (40) is located under the litter box (25) to generate weight data of the litter box (25), image data collected by the camera and odor data of the litter box chamber collected by the odor sensor and detected by the infrared sensor and data generated by the weight sensor (40) are transmitted to the remote server through the communication module, the remote server processes the data to generate partial instruction data and transmits the partial instruction data to the signal processor (42) through the communication module, the litter box performs repeated cleaning of the litter and operations such as opening and closing the infrared lamp (45) according to the instruction data, the server further generates partial data to transmit health and litter box maintenance notification information about the cat to an information receiving end which the cat breeder can accept in a language which the cat can accept, a starting key is arranged on the control display panel (36), and the cat stool can be cleaned by manual control.