CN219555901U - Improve cat litter basin of cat litter utilization ratio - Google Patents

Abstract

The utility model discloses a cat litter basin for improving the utilization rate of cat litter, which comprises a cat litter basin body, wherein the cat litter basin body comprises an upper basin, a lower basin is connected below the upper basin, the lower basin comprises a stirring cabin, at least one stirring shaft is transversely arranged on the bulkhead of the stirring cabin, spiral blades are fixed on the stirring shaft, a torsion input wheel and a torsion output wheel are respectively arranged at two ends of the stirring shaft, a torsion input unit is arranged on the torsion input wheel, a screw conveyor is arranged between a sand inlet end and the stirring cabin, a power input gear is arranged on the screw conveyor, the power input gear is connected with a driving wheel through a clutch device, the driving wheel and the torsion output wheel are linked through a driving belt, and the circulation of cat litter in the upper basin and the lower basin can be realized on the premise that a feeding owner does not touch cat litter balls, so that the cleaning of the cat litter in the cat litter basin is realized, and the service life of the cat litter in the cat litter basin is prolonged.

Description

Improve cat litter basin of cat litter utilization ratio

Technical Field

The utility model belongs to the technical field of cat litter boxes, and particularly relates to a cat litter box capable of improving the utilization rate of cat litter.

Background

As a toilet for pet cats, the litter box is the place where bacteria and parasites are most likely to grow. The cat litter will become dirty especially for a long time because too much cat litter has been doped, the caking becomes the excrement ball, if not carry out the clearance in the short time, not only seriously influence the use impression of pet cat, still can produce strong stink, especially in summer, can also nourish a large amount of bacteria, seriously influence the pet raising experience of raising the owner and the health of cat, so cat litter basin must often be clean, regular disinfection.

The main function of the cat litter box on the market is to separate cat litter from excrement, the inventor believes that in view of strong odor of the dirty cat litter, when a feeder frequently shovels the dirty cat litter which is soaked by pet cat excrement, hands and bodies are easy to contact with the dirty cat litter, the odor remained by the infected cat excrement is difficult to get rid of in a short time, the experience is extremely bad, and the cleaning of the dirty cat litter needs to consume a great amount of time and energy of the feeder, so that the pet-keeping experience of the feeder is seriously affected. Therefore, it is necessary to design a cat litter box for improving the utilization rate of cat litter.

It should be noted that the information disclosed in the above background section is only for enhancing the understanding of the background of the present disclosure, and thus may include information that does not constitute prior art.

Disclosure of Invention

The inventor finds that cat litter can be doped with the excrement of pet cats to become cat litter balls in the using process, if the cat litter balls are not cleaned timely, the cat litter balls can generate malodor, bacteria are easy to nourish, so that a feeder needs to frequently scoop out the cat litter balls, the feeder shovels the cat litter balls by hands and is easy to be stained with odor, and the experience of the feeder for feeding the pet cats is seriously affected.

In view of at least one of the above technical problems, the present disclosure provides a cat litter box for improving the utilization rate of cat litter, which comprises the following specific technical scheme:

the cat litter basin comprises a cat litter basin body, wherein the cat litter basin body comprises an upper basin, two opposite ends of the upper basin are respectively provided with a sand inlet end and a sand outlet end, the sand outlet end is provided with a rising slope surface, the height of the rising slope surface is provided with a caking discharge channel, two opposite sides of the upper basin are provided with mutually parallel baffle plates, the baffle plates are provided with rails, the rails are provided with harrows, the harrows can reciprocate between the sand inlet end and the caking discharge channel along the rails, and harrows are fixed in the middle of the harrows; the lower basin comprises a stirring cabin arranged below the caking discharge channel, at least one stirring shaft is transversely arranged on the bulkhead of the stirring cabin, a plurality of spiral blades are fixed on the stirring shaft, a torsion input wheel and a torsion output wheel are respectively arranged at two ends of the stirring shaft, a torsion input unit is arranged on the torsion input wheel, a screw conveyor is arranged between a sand inlet end and the stirring cabin, a feed inlet of the screw conveyor is arranged in the stirring cabin, and a discharge outlet points to the sand inlet end; the screw conveyer is provided with a power input gear, the power input gear is connected with a driving wheel through a clutch device, and the driving wheel is linked with the torque output wheel through a driving belt.

In some embodiments of the present disclosure, a cover is provided above the upper tub.

In some embodiments of the disclosure, the rails are provided with two baffles, the two rails are respectively and oppositely arranged on two sides, the shape of the track line of the rail is consistent with the shape of the section line of the inner surface of the upper basin, the inner side surface of the baffle is provided with a wavy curved surface, the harrow frame is transversely provided with a roller I, the roller I is contacted with the wavy curved surface, and the part of the harrow frame between the two baffles is transversely provided with an elastic supporting structure.

In some embodiments of the disclosure, the track is arranged on the outer side surface of the baffle, the harrow frame is provided with a pull rod, the pull rod transversely and semi-surrounds the outer sides of the two baffles, the outer side wall of the baffle is provided with a slide way, the lower end surface of the pull rod is matched with the slide way, the end part of the pull rod is provided with an L-shaped drag hook piece, the L-shaped drag hook piece is provided with a vertical waist-shaped hole, a sliding block is arranged in the waist-shaped hole, the outer end of the harrow frame penetrates through the sliding block and is fixed with the sliding block, the harrow frame is provided with a roller II matched with the track, the L-shaped drag hook piece is provided with a fixed point below the waist-shaped hole, and an elastic shrinkage piece is arranged between the fixed point and the harrow frame.

In some embodiments of the present disclosure, the cover is provided with an access channel, and the two sides of the cover are oppositely provided with long holes.

In some embodiments of the disclosure, the two baffles are provided with track holes in the projection area of the long holes, the rake frame includes a transverse shaft and a vertical roller iii, the roller iii is fixed with the rake, an elastic supporting device is provided between the roller iii and the rake frame, the track is provided on the upper side of the track holes, the roller iii is matched with the track, and the transverse shaft is matched with the track holes.

In some embodiments of the disclosure, the baffle plate is provided with a long through hole, racks are arranged on the upper side and/or the lower side of the long through hole, two rails are arranged on the same side of the two baffle plates, the long through hole is parallel to the rails, the rake frame comprises a rail sliding block and a transverse shaft, the rail sliding block is matched with the rails, the transverse shaft is provided with a gear matched with the racks, an elastic supporting structure is arranged between the gear and the rake, the long through hole is provided with a transverse shaft avoidance hole in a projection mode at the relative position of the cover, one end of the transverse shaft penetrates out of the cover through the transverse shaft avoidance hole, and the transverse shaft is provided with a crank at the end.

In some embodiments of the present disclosure, the clutch device includes a clutch gear engaged with the power input gear or the driving wheel, the clutch gear being provided with an eccentric dial, the eccentric dial being connected with a dial lever.

In some embodiments of the present disclosure, the torque input unit is a rotary handle provided with a gear for use with a torque input wheel.

In some embodiments of the present disclosure, the rotary handle is a folding handle.

In some embodiments of the present disclosure, the torque input unit is a pedal hinged with an eccentric gear for use with a torque input wheel.

In some embodiments of the present disclosure, the outer edge of the spiral vane is provided with serrations.

In some embodiments of the present disclosure, the ramp surface is an arcuate surface and/or a sloped surface.

In some embodiments of the disclosure, the sand outlet end is provided with a slope surface, and the slope surface is an arc surface and/or an inclined surface.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the harrow can harrow the cat litter manure balls from the upper basin to the caking discharge channel, the cat litter manure balls fall into the lower basin from the caking discharge channel, the spiral blades are provided with power for rotationally chopping the cat litter manure balls through the torsion input unit, so that the cat litter manure balls are stirred up in the lower basin to finish microbial degradation, then the spiral She Hui pushes the chopped cat litter manure balls to the feed inlet of the spiral conveyor, the feed outlet is promoted to return to the upper basin, and the circulation of the cat litter in the upper basin and the lower basin is realized on the premise that a feeder does not touch the cat litter manure balls only by operating the torsion input unit, so that the service life of the cat litter in the cat litter basin is prolonged, and the utilization rate of the cat litter is improved.

2. The lower basin is more closed relative to the upper basin, so that a temperature and humidity condition more suitable for survival of microorganisms can be provided for the polluted cat litter excrement balls, further decomposition of the cat litter excrement balls is facilitated, and meanwhile, moisture and heat generated in the decomposition of the cat litter excrement balls cannot be volatilized easily, so that the decomposition of the cat litter excrement balls can be facilitated more.

3. The cat litter can be matched with cat litter containing biodegradable microorganisms, the cat litter is repeatedly used, the cost of purchasing conventional cat litter for a feeder is saved, and the cat litter has reasonable structure and is convenient to popularize.

Drawings

FIG. 1 is a perspective view of embodiment 1 of the structure of the present utility model;

FIG. 2 is a perspective view showing the pull rod in a pulled-out state after the cover is removed from view II of embodiment 1 in the structure of the present utility model;

FIG. 3 is a perspective view showing the assembly of the drag link and the harrow in view II of embodiment 1 of the structure of the present utility model;

FIG. 4 is a perspective view of the structure of the present utility model with the cover removed from view I of example 1;

FIG. 5 is a perspective view of the structure of the present utility model with the cover removed from view three of example 1;

FIG. 6 is a perspective view of the lower bowl of embodiment 1 in the construction of the present utility model;

fig. 7 is a perspective view of the clutch device with view angle four of embodiment 1 in the structure of the present utility model;

fig. 8 is a perspective view of view v of embodiment 2 in the structure of the present utility model;

FIG. 9 is a perspective view of the lower tub of embodiment 2 of the present utility model at a view angle of six;

FIG. 10 is a perspective exploded view of the lower tub of embodiment 2 of the structure of the present utility model at a six angle;

FIG. 11 is a perspective view of embodiment 3 of the structure of the present utility model with the cover removed;

FIG. 12 is an enlarged schematic view of portion A of FIG. 11;

fig. 13 is a perspective view of view seven of embodiment 4 in the structure of the present utility model;

FIG. 14 is a perspective view of embodiment 4 of the structure of the present utility model with the cover removed;

fig. 15 is an exploded view of a clutch device in accordance with the present utility model.

The reference numerals in the figures illustrate: 1. loading a basin; 11. a sand inlet end; 12. a sand outlet end; 13. a agglomerate discharge passage; 14. a baffle; 141. a track; 142. a slideway; 143. a track hole; 144. a long through hole; 1441. a rack; 2. a rake frame; 21. a harrow; 22. a roller I; 23. an elastic support structure; 24. a roller II; 25. a horizontal axis; 251. a crank; 26. a roller III; 27. a track slider; 3. basin blanking; 31. a stirring cabin; 32. a stirring shaft; 321. spiral leaves; 322. a torque input wheel; 323. a torque output wheel; 4. a torque input unit; 5. a screw conveyor; 51. a power input gear; 6. a clutch device; 61. a clutch gear; 62. an eccentric poking piece; 621. a deflector rod; 71. a driving wheel; 72. a transmission belt; 81. a cover cap; 811. a long hole; 812. a lateral axis avoidance hole; 82. a pull rod; 821. an L-shaped drag hook piece; 8211. a waist-shaped hole; 8212. a slide block; 8213. a fixed point; 8214. and an elastic shrinkage piece.

The specific embodiment is as follows:

for a better understanding of the objects, structures and functions of the present utility model, reference should be made to the accompanying drawings in which embodiments of the utility model are shown, and in which it is apparent that some, but not all embodiments of the utility model are described.

The component parts themselves are numbered herein only to distinguish between the stated objects and do not have any sequential or technical meaning. In this disclosure, the term "coupled" includes both direct and indirect, "as used herein, unless specifically indicated otherwise. In the description of the present utility model, it should be understood that the azimuth or positional relationship indicated by the azimuth terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., are based on the azimuth or positional relationship shown in the drawings, are merely for convenience of description and brief description, and do not indicate or imply that the apparatus or unit referred to must have a specific azimuth, be constructed and operate in a specific azimuth, and thus should not be construed as limiting the present utility model.

As shown in fig. 1 to 15 of the drawings, a cat litter basin for improving the utilization rate of cat litter is designed, and comprises a cat litter basin body, wherein the cat litter basin body comprises an upper basin 1, two opposite ends of the upper basin 1 are respectively provided with a sand inlet end 11 and a sand outlet end 12, the sand outlet end 12 is provided with a lifting slope, the height of the lifting slope is provided with a caking discharge channel 13, two opposite sides of the upper basin 1 are provided with baffle plates 14 which are parallel to each other, the baffle plates 14 are provided with rails 141, the rails 141 are provided with harrow frames 2, the harrow frames 2 can reciprocate along the rails 141 between the sand inlet end 11 and the caking discharge channel 13, and harrow tools 21 are fixed in the middle of the harrow frames 2; the lower basin 3 is connected below the upper basin 1, the lower basin 3 comprises a stirring cabin 31 arranged below the caking discharge channel 13, at least one stirring shaft 32 is transversely arranged on the bulkhead of the stirring cabin 31, a plurality of spiral blades 321 are fixed on the stirring shaft 32, a torsion input wheel 322 and a torsion output wheel 323 are respectively arranged at two ends of the stirring shaft 32, the torsion input wheel 322 is provided with a torsion input unit 4, a spiral conveyor 5 is arranged between the sand inlet end 11 and the stirring cabin 31, a feed inlet of the spiral conveyor 5 is arranged on the stirring cabin 31, and a discharge outlet points to the sand inlet end 11; the spiral conveyor 5 is provided with the power input gear 51, the power input gear 51 is connected with the driving wheel 71 through the clutch device 6, the driving wheel 71 is linked with the torque output wheel 323 through the driving belt 72, the cat litter excrement ball can be sent to the caking discharge channel 13 from the upper basin 1 by the harrow tool 21 in a harrowing mode, the cat litter excrement ball falls into the lower basin 3 from the caking discharge channel 13, the spiral blades 321 are provided with power for rotationally shredding the cat litter excrement ball through the torque input unit 4, the cat litter excrement ball is shredded in the lower basin 3, microbial degradation is completed, the spiral blades 321 push the shredded cat litter excrement ball to the feeding port of the spiral conveyor 5, the feeding port is promoted to the upper basin 1, and the service life of cat litter in the cat litter basin is prolonged on the premise that the cat litter excrement ball is not touched by a feeder by operating the torque input unit 4.

When the cat litter is used, when the cat litter in the upper basin 1 is dirty and agglomerating, the feeding main manual operation harrow 21 harrows the agglomerating cat litter balls to the agglomerating discharge channel 13, the cat litter balls fall into the stirring cabin 31 from the agglomerating discharge channel 13, the feeding main operation torque input unit 4 provides power for rotationally shredding the cat litter balls for the spiral blades 321 through the torque input unit 4, the cat litter balls are shredded in the lower basin 3, clean cat litter with a microbial degradation function can be doped as required, microbial degradation is completed, the spiral blades 321 push the shredded cat litter balls to the feed inlet of the spiral conveyor 5, the discharge outlet is promoted to the upper basin 1, and the circulation of the cat litter in the upper basin 1 and the lower basin 3 can be realized on the premise that the feeding main does not touch the cat litter balls only by operating the torque input unit 4, so that the service life of the cat litter in the cat litter basin is prolonged.

In the above embodiments, 5 examples are listed to implement the above technical solutions:

example 1

As shown in fig. 1 to 7, this embodiment discloses a cat litter basin for improving the utilization rate of cat litter, which comprises a cat litter basin body, wherein the cat litter basin body comprises an upper basin 1, two opposite ends of the upper basin 1 are respectively provided with a sand inlet end 11 and a sand outlet end 12, the sand outlet end 12 is provided with a lifting slope, the height of the lifting slope is provided with a caking discharge channel 13, two opposite sides of the upper basin 1 are provided with baffle plates 14 parallel to each other, the baffle plates 14 are provided with rails 141, the rails 141 are provided with a rake 2, the rake 2 can reciprocate along the rails 141 between the sand inlet end 11 and the caking discharge channel 13, a rake 21 is fixed in the middle of the rake 2, the rake 2 is a special-shaped metal frame similar to M, and the rake 21 can be a rectangular net in this disclosure; the lower basin 3 is connected below the upper basin 1, the lower basin 3 comprises a stirring cabin 31 arranged below a caking discharging channel 13, at least one stirring shaft 32 is transversely arranged on the bulkhead of the stirring cabin 31, two stirring shafts 32 are provided, a plurality of spiral blades 321 are fixed on the stirring shafts 32, in the present disclosure, the spiral blades 321 on the two stirring shafts 32 are mutually staggered, two ends of the stirring shafts 32 are respectively provided with a torsion input wheel 322 and a torsion output wheel 323, the torsion input wheel 322 and the torsion output wheel 323 are both arranged outside the stirring cabin 31, a partition plate is arranged between the torsion input wheel 322 and the stirring cabin 31, the situation that dirty cat litter enters mechanical transmission related to the torsion input wheel 322 and the torsion output wheel 323 is effectively avoided, the torsion input wheel 322 is provided with a torsion input unit 4, a spiral conveyor 5 is arranged between a sand inlet end 11 and the stirring cabin 31, a feed inlet of the spiral conveyor 5 is arranged in the stirring cabin 31, and a discharge port is pointed to the sand inlet end 11; the screw conveyer 5 is provided with the power input gear 51, the power input gear 51 is connected with the driving wheel 71 through the clutch device 6, and the driving wheel 71 is linked with the torque output wheel 323 through the driving belt 72, so that the lower basin 3 is more closed relative to the upper basin 1, a temperature and humidity condition more suitable for survival of microorganisms can be provided for dirty cat litter excrement balls, further decomposition of the cat litter excrement balls is facilitated, meanwhile, moisture and heat generated in the decomposition of the cat litter excrement balls cannot be volatilized easily, and the decomposition of the cat litter excrement balls can be facilitated more.

The cover cap 81 is arranged above the upper basin 1, the cover cap 81 separates the cat litter from a mechanical transmission chain related in the cat litter basin body as far as possible, and the damage of the pet cat to the mechanical unit related in the cat litter basin body can be effectively avoided; the track 141 is equipped with two, two tracks 141 locate the baffle 14 of both sides relatively respectively, the trajectory line of track 141 is unanimous with the section line shape of last basin 1 internal surface, baffle 14 medial surface is equipped with the wave form curved surface, wave form curved surface is the wave curved surface in this disclosure, harrow frame 2 transversely is equipped with gyro wheel I22, gyro wheel I22 and wave curved surface contact, the part of harrow frame 2 between two baffles 14 transversely is equipped with elastic support structure 23, elastic support structure 23 presses gyro wheel I22 towards the wave form curved surface, harrow 21 is fixed with gyro wheel I22, harrow frame 2 limits the degree of freedom of harrow 21, make only relative lateral displacement between harrow 21 and the harrow frame 2, when harrow frame 2 removes, harrow 21 can realize horizontal reciprocating motion along with the wave curved surface. The rail 141 is arranged on the outer side surface of the baffle plates 14, the harrow frame 2 is provided with a pull rod 82, the pull rod 82 transversely and semi-surrounds the outer sides of the two baffle plates 14, the outer side wall of the baffle plates 14 is provided with a slideway 142, the lower end surface of the pull rod 82 is matched with the slideway 142, the end part of the pull rod 82 is provided with an L-shaped drag hook 821, the L-shaped drag hook 821 is provided with a vertical waist-shaped hole 8211, a sliding block 8212 is slidingly matched in the waist-shaped hole 8211, the outer end of the harrow frame 2 passes through the sliding block 8212 and is fixed with the sliding block 8212, the harrow frame 2 is provided with a roller II 24 matched with the rail 141, a fixed point 8213 is arranged below the waist-shaped hole 8211, an elastic shrinkage part 8214 is arranged between the fixed point 8213 and the harrow frame 2, the elastic shrinkage part 8214 can be coil springs, and is pulled to the pull rod 82, so that the harrow frame 2 and the track trace of the rail 141 can move, the elastic shrinkage part 8214 can ensure that the harrow 21 and the inner surface of the upper harrow 1 are fully contacted, and the cat litter ball removal effect in the upper harrow 1 is ensured; the clutch device 6 comprises a clutch gear 61, the clutch gear 61 is meshed with the power input gear 51 or the driving wheel 71, the clutch gear 61 is provided with an eccentric poking plate 62, the eccentric poking plate 62 is connected with a poking rod 621, the poking rod 621 is twisted, the eccentric poking plate 62 pokes the clutch gear 61, the clutch function is realized as required, the purposes of starting the screw conveyor 5 and conveying cat sand while pure stirring or stirring are met, and the poking rod 621 is arranged on one side of the lower basin 3.

Further, the rising slope surface is an arc surface and/or an inclined surface, and the rising slope surface can be an inner arc surface; the sand outlet end 12 is provided with a slope surface, the slope surface is an arc surface and/or an inclined surface, the present disclosure may be the arc surface, a better cutting angle may be provided for the rake 21, and the effect of raking cat litter and manure balls is ensured. The torque input unit 4 is a rotary handle, the rotary handle is provided with a gear matched with the torque input wheel 322, and the rotary handle is a folding handle which can be folded and stored when not used, so that the feeding owner or the family members of the feeding owner can not be knocked and scraped.

Example 2

As shown in fig. 8 to 10, this embodiment discloses a cat litter tub for improving the utilization rate of cat litter, and is different from embodiment 1 in that the torque input unit 4 is a pedal, the pedal is hinged with an eccentric gear matched with the torque input wheel 322, and when the pedal is stepped down, the stirring shaft 32 starts to rotate and then generates inertia of movement between the pedal, which saves more effort and does not need to carry out a main bending operation.

Example 3

As shown in fig. 11 to 12, this embodiment discloses a cat litter basin for improving the utilization rate of cat litter, which is different from embodiment 1 in that the baffle 14 is provided with a long through hole 144, racks 1441 are provided on the upper side and/or the lower side of the long through hole 144, the disclosure may be provided on the upper side, two rails 141 are provided on the same side of the two baffles 14, the long through hole 144 is parallel to the rails 141, the rake 2 includes a rail slider 27 and a cross shaft 25, the rail slider 27 is configured for the rails 141, the cross shaft 25 is provided with a gear configured for the racks 1441, the elastic support structure 23 is provided between the gear and the rake 21, the long through hole 144 is projected with a cross shaft avoidance hole 812 at the opposite position of the cover 81, one end of the cross shaft 25 passes through the cross shaft avoidance hole 812 and is configured with a crank 251 at the end of the cross shaft 25, and the crank 251 is rotated, so that the movement of the rake 2 can be realized, thereby realizing the movement of cat litter balls in the upper basin 1.

Example 4

As shown in fig. 13 to 14, this embodiment discloses a cat litter basin for improving the utilization rate of cat litter, and is different from embodiment 1 in that the two sides of the cover 81 are oppositely provided with elongated holes 811, the cover 81 is provided with an access channel, the projection area of the elongated holes 811 of the two baffles 14 is oppositely provided with track holes 143, the rake 2 comprises a transverse shaft 25 and a vertical roller iii 26, the roller iii 26 is fixed with the rake 21, an elastic supporting device is arranged between the roller iii 26 and the rake 2, the track 141 is arranged on the upper side of the track holes 143, the roller iii 26 is matched with the track 141, and the transverse shaft 25 is matched with the track holes 143.

It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims (14)

1. The cat litter basin is characterized by comprising a cat litter basin body, wherein the cat litter basin body comprises an upper basin (1), two opposite ends of the upper basin (1) are respectively provided with a sand inlet end (11) and a sand outlet end (12), the sand outlet end (12) is provided with a lifting slope, the height of the lifting slope is provided with a caking discharge channel (13), two sides of the upper basin (1) are relatively provided with baffle plates (14) which are parallel to each other, the baffle plates (14) are provided with rails (141), the rails (141) are provided with a harrow frame (2), the harrow frame (2) can reciprocate between the sand inlet end (11) and the caking discharge channel (13) along the rails (141), and a harrow tool (21) is fixed in the middle of the harrow frame (2); the lower basin (3) is connected below the upper basin (1), the lower basin (3) comprises a stirring cabin (31) arranged below a caking discharge channel (13), at least one stirring shaft (32) is transversely arranged on the bulkhead of the stirring cabin (31), a plurality of spiral blades (321) are fixed on the stirring shaft (32), a torsion input wheel (322) and a torsion output wheel (323) are respectively arranged at two ends of the stirring shaft (32), the torsion input wheel (322) is provided with a torsion input unit (4), a screw conveyor (5) is arranged between a sand inlet end (11) and the stirring cabin (31), and a feed inlet of the screw conveyor (5) is arranged in the stirring cabin (31) and a discharge outlet points to the sand inlet end (11); the screw conveyor (5) is provided with a power input gear (51), the power input gear (51) is connected with a driving wheel (71) through a clutch device (6), and the driving wheel (71) is linked with the torque output wheel (323) through a driving belt (72).

2. The cat litter box for improving the utilization rate of cat litter according to claim 1, wherein a cover cap (81) is arranged above the upper box (1).

3. The cat litter basin for improving the utilization rate of cat litter according to claim 2, wherein two rails (141) are provided, the two rails (141) are respectively and oppositely arranged on the baffle plates (14) on two sides, the shape of the section line of the rail (141) is consistent with that of the inner surface of the upper basin (1), the inner side surface of the baffle plates (14) is provided with a wavy curved surface, the harrow frame (2) is transversely provided with a roller I (22), the roller I (22) is contacted with the wavy curved surface, and an elastic supporting structure (23) is transversely arranged on the part of the harrow frame (2) between the two baffle plates (14).

4. The cat litter basin of claim 3, wherein the rail (141) is disposed on an outer side surface of the baffle (14), the rake frame (2) is provided with a pull rod (82), the pull rod (82) is laterally and semi-surrounded on the outer sides of the two baffle (14), a slide way (142) is disposed on an outer side wall of the baffle (14), a lower end surface of the pull rod (82) is matched with the slide way (142), an L-shaped drag hook (821) is disposed at an end of the pull rod (82), a vertical waist-shaped hole (8211) is disposed on the L-shaped drag hook (821), a sliding block (8212) is disposed in the waist-shaped hole (8211), an outer end of the rake frame (2) penetrates through the sliding block (8212) and is fixed with the sliding block (8212), a roller II (24) matched with the rail (141) is disposed on the rake frame (2), an elastic shrinkage piece (8214) is disposed between the L-shaped drag hook (821) and the rake frame (2).

5. A litter box for improving litter utilization as claimed in claim 3, wherein the cover (81) has elongated holes (811) formed on both sides thereof, and the cover (81) has an access passage.

6. The cat litter basin of claim 5, wherein the two baffles (14) are provided with track holes (143) in the projection area of the elongated holes (811) relatively, the rake frame (2) comprises a transverse shaft (25) and a vertical roller iii (26), the roller iii (26) is fixed with the rake (21) mutually, an elastic supporting device is arranged between the roller iii (26) and the rake frame (2), the track (141) is arranged on the upper side of the track holes (143), the roller iii (26) is matched with the track (141), and the transverse shaft (25) is matched with the track holes (143).

7. A cat litter basin for improving the utilization rate of cat litter according to claim 3, wherein the baffle plate (14) is provided with a long through hole (144), the upper side and/or the lower side of the long through hole (144) is provided with a rack (1441), two rails (141) are arranged on the same side of the two baffle plates (14), the long through hole (144) is parallel to the rails (141), the harrow frame (2) comprises a rail sliding block (27) and a cross shaft (25), the rail sliding block (27) is matched with the rails (141), the cross shaft (25) is provided with a gear matched with the rack (1441), the elastic supporting structure (23) is arranged between the gear and the harrow (21), the long through hole (144) is projected with a cross shaft position avoiding hole (812) at the relative position of the cover (81), one end of the cross shaft (25) penetrates out of the cover (81), and the cross shaft (25) is provided with a crank (251) at the end.

8. The cat litter tub for improving the utilization rate of cat litter according to claim 1, wherein the clutch device (6) comprises a clutch gear (61), the clutch gear (61) is meshed with the power input gear (51) or the driving wheel (71), the clutch gear (61) is provided with an eccentric shifting piece (62), and the eccentric shifting piece (62) is connected with a shifting lever (621).

9. The litter box for improving litter utilization as recited in claim 1, wherein the torque input unit (4) is a rotary handle provided with a gear for use with the torque input wheel (322).

10. The litter box of claim 9 wherein the rotating handle is a folding handle.

11. The litter box for improving litter utilization as claimed in claim 1, wherein the torque input unit (4) is a pedal hinged with an eccentric gear for use with the torque input wheel (322).

12. The litter box for improving litter utilization as claimed in claim 1, wherein the outer edge of the spiral blade (321) is provided with saw teeth.

13. The litter box of claim 1 wherein the rising surface is a rounded surface and/or a beveled surface.

14. The cat litter box for improving the utilization rate of cat litter according to claim 1 or 13, wherein the sand outlet end (12) is provided with a slope surface, and the slope surface is an arc surface and/or an inclined surface.