CN102084814A - Self Scooping Cat Litter Box - Google Patents

Abstract

An automated cat litter box comprising self-scooping mechanisms on a scooping carriage assembly at one end of a litter pan. The scooping carriage contains therein a waste drawer having a removable tray covered in lining. The tray travels with the carriage to the opposing end of the litter so that a grate can flip backwards to shovel collected waste into the waste drawer.

Description

From shovel cat litter box

Technical field

Present invention relates in general to a kind of automatic cat litter box (cat litter box), and more specifically, relate to a kind of traditional sand box dish that covers, this sand box dish shovel certainly (self-scooping) parts that it is all are included on the cleaning carriage assembly of the block sand of taking-up that is positioned at an end place.

Background technology

It is important cleaning the sand box daily, so that cat can not stay the vestige of block refuse in whole family and the stench that produced by refuse can spread out yet.The quantity and the kind of the automatic sand box design on the market have hinted that clean box is awful char, even for the most earnest cat fan.These sand boxes typically comprise the device that is used for isolating from sand grains the refuse piece, so that only need seldom maintenance just can keep the cleaning of box.

Become combination among the present invention though some features may be incorporated into, enough big consequently this combination of the difference of miscellaneous part and prior art distinguish.More specifically, the present invention has eliminated the heavy and inconvenient design that is common in many automatic sand boxes.Disclosed in the prior art scalping, electromotor and container member all are arranged on the diverse location of box; They have limited the sand space that cat can utilize.In the present invention, refuse is rooted out and is fetched in the waste canister.Waste canister, rotatable sieve (grate) and motor mechanism are placed in all that to be arranged on the traditional rectangular emery disc inner and on the balladeur train on the one end.Removed by the user after the waste canister.These features make this sand not only convenient but also save for consumers.

Therefore, need the system that a kind of improved automatic sand box is provided and is used to clean this sand box for a long time, this system only needs maintenance or Maintenance free seldom always, but simultaneously its have both uncomplicated, yet inexpensive carriage assembly does not take up space.

Summary of the invention

The purpose of this invention is to provide a kind of improved automatic cat litter box, and more specifically, provide a kind of automatically cleaning member that it is all to be included in sand box on the cleaning balladeur train that is positioned at one end place.

A feature of the present invention is one of them far-end that the carriage assembly that will comprise rotatable sieve, driving mechanism and waste canister is arranged on emery disc.

An advantage of the present invention is that the major part of the sand spatial accommodation of dish keeps for cat, and the automated cleaning member is placed in the opposite end that cat enters the box position.

Another feature of the present invention is to comprise ramp, and this ramp has horizontal ribs, blocking any sand that hangs on the ram's horn when cat leaves box, thereby can not stay the vestige of sand in whole room.

Another feature of the present invention is to comprise waste canister, and this waste canister comprises the removable pallet that is assemblied in the drawer, so that needn't remove whole waste canister when abandoning refuse.

Another feature of the present invention is to comprise the sand lid, and this sand lid is designed to be fit to the structure of sand box.An advantage of this sand lid is that it can easily be placed on dish and goes up or remove from dish.And, do not need housing to support shovel mechanism; Therefore, shovel mechanism can directly be mounted to dish.

Description of drawings

With reference to more detailed description and claim below in conjunction with accompanying drawing, advantage of the present invention and feature will become and be more readily understood, and same in the accompanying drawings parts identify with same label, and in the accompanying drawings:

Fig. 1 is according to the preferred embodiment of the invention from the elevation that shovels the cat litter box;

Fig. 2 is the facade exploded view that shovels the cat litter box certainly shown in Figure 1;

Fig. 3 is the sand of the shovel certainly box of Fig. 1, and wherein the lid of refuse drawer is opened to appear its inside;

Fig. 4 is from the end view that shovels the cat litter box; And,

Fig. 5 is the vertical view of automatic cat litter box.

Embodiment

Be used to realize that best mode of the present invention presents in the mode of its preferred embodiment, describe in the accompanying drawings here.Automatic according to the preferred embodiment of the invention cat litter box 10 has been shown in Fig. 1-Fig. 3.For realizing purpose of the present invention, the preferred embodiment comprises dark rectangle emery disc 12a, and an end of this emery disc has the ramp 14 along its width, and the opposite end is mounted with automatically cleaning balladeur train 12b.This automatically cleaning balladeur train 12b preferably includes refuse drawer 16, and this refuse drawer has the rotary screen of vertically setting up thereon 18.The length of refuse drawer 16 is extended along the width of emery disc 12; Its degree of depth is half of emery disc 12 degree of depth approximately.Lid 20 length along the refuse drawer hingedly are attached to refuse drawer 16.

Fig. 2 shows pallet 26, and its size manufactures and falls into and be assemblied in refuse drawer 16.Place disposable and not re-usable plastic wrap 30 or lining on the pallet 26, so that refuse can be removed fast and easily.Handle 28 is arranged on an end of pallet 26 so that can mention pallet from drawer 16 and abandon refuse.When lid 20 is in when covering the position, handle 28 passes by the rectangular indentation 32 on drawer 16 top and covers the window that the bent cutaway 34 on 20 edges forms and stretches out.

Automatically cleaning balladeur train 12b is placed on the antelabium 22 of dish 12 by engage rail 24.When the sand automated cleaning, automatically cleaning balladeur train 12b moves along antelabium 22, and moves along the outward extending guide edge of madial wall (guiding rim, frame) 36 from dish 12a.When engage rail 24 when the length of dish 12a is transported whole automatically cleaning balladeur train 12b, sand passes the point fork 38 of rotary screen 18, block refuse then is pushed forward.Point fork 38 can be straight or crooked so that scoop up refuse better in cleaning course.Towards an end of guide edge 36, sieve 18 rotates and climbs up the crooked shallow end arrival horizontal level of dish 12a from its upright position.Then, thus sieve 18 turn over by pivot rods 40 the block refuse of point fork 38 all of sifting out from sand shoveled in the pallet 26 of its back.Sieve 18 mechanically turns back to the upright position, and cleaning balladeur train 12b turns back to its resting position along same guide edge 36.

Automatically cleaning balladeur train 12b moves along the length of coiling 12a by the electric driving mechanism (not shown) that is placed in the chamber 42, and this chamber is attached to and contiguous drawer 16.Can imagine that a chamber 42 is arranged on the outside of sand box 10 so that do not occupy any extra sand spatial accommodation among the emery disc 12a.The lock release (push lock release) 44 that pushes away that is arranged on 42 tops, a chamber provides to lead to and has been used to drive the electromotor of cleaning balladeur train 12b and the approach of mechanical part.

In an alternate embodiment of the invention, as shown in Figure 3, hand-crank can be used for driving automatically cleaning balladeur train 12b.In this embodiment, driving mechanism still is placed in the chamber 42, but is not electronic.

Another functional part that is included in the preferred embodiment comprises the horizontal ribs 48 of crossing the ramp extension, with the turnover of help cat, and helps before ram's horn is left a trace in whole room the sand or the block that hang on the ram's horn to be blocked.The circular groove 50 that is arranged on four corner positions places of the antelabium 22 that coils 12a also provides the sand lid has been placed on the method for coiling on the 12a.

The preferred embodiments of the present invention are operated by the single motor driving mechanism.Can imagine that electronic rooting out by sensor and/or people drives.After cat left the sand box, the lid on the refuse drawer was opened so that block refuse can enter pallet.The engage rail that is arranged on the cleaning balladeur train is transported block refuse by antelabium and the guide edge that is arranged on the dish madial wall along the length of dish.When the cleaning balladeur train on dish when mobile, sand passes the point fork on the rotary screen and block sand can be pushed ahead.Because the degree of depth of drawer approximately is the dish degree of depth half, be smooth in the dish bottom so pass the sand of point fork.When rotary screen during near the crooked shallow end of dish, passage interrupts and sieve is pulled to the position of level relatively, mechanically all block refuses is shoveled in the tray with cover of its back.Sieve turns back to the upright position, and the cleaning balladeur train retreats to its resting position.Cover on drawer so that can cover the stench that is caused by refuse, refuse remains on the drawer the inside always, returns by the handle of drawer up to the owner of pet and mentions pallet, and abandon refuse.Pallet can be reversed to abandon refuse or plastic wrap and can remove and be dropped together by the refuse in pallet.

Can imagine that during the automated cleaning process, the sand lid covers automatic cat litter box.Lid is suspended on the dish by four pins in the bight groove that is fastened on dish.When needs contact drawer, lid can be removed easily and apace.In addition, fabric cover can remove and washing repeatedly from framework.

Above-mentioned description to the specific embodiment of the invention is for example and illustration purpose and propose.They are not to be intended to exhaustive or the present invention is limited to disclosed precise forms, and according to above-mentioned instruction, obviously many improvement and modification can be arranged.Selecting and describing these embodiment is in order to explain principle of the present invention and practical application thereof best, thereby makes others skilled in the art can utilize the present invention best and the various embodiment of the special-purpose that is suitable for expecting through various improvement.Scope of the present invention is intended to be limited by claim of enclosing and equivalent thereof.Therefore, scope of the present invention only is limited to the appended claims.

Claims (21)

1. one kind is shoveled the cat litter box certainly, comprising:

Uncovered, dark rectangular disk;

Shovel balladeur train, be positioned at the far-end of described dish;

Driving mechanism drives described shovel balladeur train along described dish;

The refuse drawer is being driven and is being included on the described shovel balladeur train on the described shovel balladeur train; And,

The sieve that pivots and support is attached to described refuse drawer vertically.

2. according to claim 1 from shoveling the cat litter box, wherein, described refuse drawer comprises:

The lid of hingedly setting up;

Pallet, size manufacture and are assemblied in the described refuse drawer; And

Disposable plastic covering or lining are placed on the described pallet,

Wherein, described pallet can propose from described refuse drawer by the outward extending handle that is arranged on the described pallet, and the refuse that will wherein hold abandons.

3. according to claim 1 from shoveling the cat litter box, wherein, described shovel balladeur train is placed on the antelabium of described emery disc by the engage rail that is arranged on its place, relative side, so that described shovel balladeur train can move along described engage rail, take out the block sand in the described dish, and return the block that is taken out to deposit.

4. according to claim 1 from shoveling the cat litter box, wherein, described emery disc further comprises from the outward extending guide edge of the madial wall of described dish.

5. according to claim 1 from shoveling the cat litter box, wherein, described dish shoals at an end place relative with described shovel balladeur train institute installation position and is crooked.

6. according to claim 5 from shoveling the cat litter box, further comprise the ramp that is positioned at described shallow end place with horizontal ridge.

7. according to claim 1 wherein, described driving mechanism is placed in the chamber from shoveling the cat litter box, and described chamber is arranged on the outside of described dish, but is attached to and contiguous described refuse drawer.

8. one kind is shoveled the cat litter box certainly, comprising:

The emery disc of uncovered, described emery disc are formed for holding the cat litter container of cat litter, and described container is defined by upwardly extending sidewall;

Electric carriage can move around the top of described emery disc and across at least one described sidewall;

Refuse drawer housing is used to the refuse drawer that keeps removable, and described refuse drawer housing is driven by described electric carriage;

The pectination part is supported on the described refuse drawer pivotally, and freely hangs in the described cat litter container, and described pectination part is arranged so that when upwards pivoting and object can be guided in the described refuse drawer;

Wherein, described electric carriage drives described refuse drawer in the reciprocating motion mode along described emery disc, forward piling up and to take out described block, and backward to collect and to deposit described block.

9. according to claim 8 from shoveling the cat litter box, wherein, described refuse drawer housing moves back and forth in the border of the described sidewall of described emery disc and is restricted in the described border.

One kind improved from shoveling the sand box, comprising:

Emery disc has bottom and two sidewalls that separate, and each sidewall is ended at its upper end and will be deposited end wall by the wall antelabium and is connected to the discharge end wall,

Described emery disc limits the sand chamber of upward opening, and described sand chamber will be filled to given packed height by cat litter;

Improved structure comprises:

Refuse drawer housing is used to the refuse drawer that keeps removable, and described refuse drawer housing can be along described wall antelabium operation; And,

The pectination part is supported on the described refuse drawer pivotally, and freely hangs in the cat litter container; And

Wherein, described pectination part is arranged so that and object can be guided in the described refuse drawer that wherein, electric carriage drives described refuse drawer in the reciprocating motion mode along described emery disc when upwards pivoting, piling up and to take out described block, and backward to collect and to deposit described block.

11. improved structure according to claim 10, wherein, described refuse drawer is promoted by electric carriage.

12. improved structure according to claim 11, wherein, described electric carriage can move around the top of a described sidewall.

13. improved structure according to claim 10, described improvement further comprise the balladeur train pectination part path that is limited at least on the described sidewall.

14. improved structure according to claim 11, wherein, described electric carriage further comprises reversible refuse sledge drive electromotor.

15. one kind is shoveled the cat litter box certainly, comprising:

The emery disc of upward opening is formed with and will be filled to the chamber at given packed height place by cat litter;

The shovel balladeur train is associated with described dish;

Mobile device is arranged in the described dish;

Gathering unit is arranged in the described shovel balladeur train, is promoted by described mobile device together with the shovel balladeur train; And,

Linkage is used for the motion transmission of described shovel device and described mobile device;

Wherein, described gathering unit is driven around the described dish, piles up and collects sand lump, and keep and deposit described sand lump so that remove afterwards from described dish.

16. a sand box shovel tumbler (litterboxscooping carousel) that is used for taking out from the sand box block, described shovel rotating disk comprises:

Housing, supported along the top edge of described sand box, and across around at least one sidewall of described sand box;

Drive motor is installed in the described housing and is positioned at described sand box outside, and described drive motor is used for promoting described rotating disk in the reciprocating motion path of the top edge of travelling to and fro between described sand box;

Waste collection container is installed in the described housing and is positioned at described sand box inside;

Rake is arranged to be suspended from pivotally the described sand box from described rotating disk;

Be used for mentioning described rake to take out block that runs at described sand box and the device that described block is transported to described waste collection container.

17. sand box shovel rotating disk according to claim 16, wherein, described rotating disk can operationally exchange between different sand boxes.

18. sand box shovel rotating disk according to claim 16, combination has:

Emery disc has bottom and two sidewalls that separate, and each sidewall is ended at its upper end and will be deposited end wall by the wall antelabium and is connected to the discharge end wall integratedly, and described emery disc limits the sand chamber of upward opening, and described sand chamber will be filled to given packed height by cat litter; And

Drive handgrip, be formed at described wall antelabium inside and be positioned at described sand outdoor.

19. combination according to claim 18, wherein, described emery disc is the moulded goods of one.

20. one kind has bottom and two integrated molded emery discs that separate sidewall, each described sidewall ends at its upper end by the wall antelabium and will deposit end wall and is connected to integratedly to discharging end wall, described emery disc limits the sand chamber of upward opening, described sand chamber will be filled to given packed height by cat litter, wherein, improvement comprises:

Drive handgrip, be formed on described wall antelabium inside and be positioned at described sand outdoor; And,

Sand box shovel rotating disk, be used for taking out block from the sand box, described sand box shovel rotating disk is supported and across around at least one sidewall of described sand box along the top edge of described sand box, and has the drive motor that is used for promoting described rotating disk in the reciprocating motion path of the top edge of travelling to and fro between described sand box, described drive motor is installed in the described housing and is positioned at described sand box outside, and with described driving handgrip active engagement operationally.

21. improvement according to claim 20, wherein, described sand box shovel rotating disk further comprises:

Waste collection container is installed in the described housing and is positioned at described sand box inside;

Rake is arranged to be suspended from the described sand box from described rotating disk pivotally; And

Be used for mentioning described rake taking out the block that runs at described sand box, and described block is transported to device in the described waste collection container.

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