CN111357662A

CN111357662A - Spray arm and automatic cleaning device applied to cat litter basin

Info

Publication number: CN111357662A
Application number: CN202010343955.2A
Authority: CN
Inventors: 徐健; 沈泉
Original assignee: Shanghai Townew Intelligent Technology Co Ltd
Current assignee: Shanghai Townew Intelligent Technology Co Ltd
Priority date: 2020-04-27
Filing date: 2020-04-27
Publication date: 2020-07-03

Abstract

The invention discloses a spray arm and an automatic cleaning device applied to a cat litter box, and relates to the technical field of pet product equipment. Firstly, the spray arm can be pushed to rotate by the counterforce generated by water flow when the spray arm sprays water by the spray arm. The automatic cleaning device comprises a cat litter basin assembly, a spray arm arranged at the upper part of the cat litter basin assembly and a water flow system communicated with the spray arm; the cat litter box assembly comprises a cat litter box, the spray arm is arranged at the upper part of the cat litter box, and the spray nozzle faces the inner arm of the cat litter box so as to continuously spray water to the cat litter box; the water flow system is communicated with the water inlet of the spray arm, and water flows out of the nozzle through the water inlet. The cat litter box cleaning machine can utilize the spray arm to spray water into the cat litter box to realize automatic cleaning, and meanwhile, the spray nozzle on the spray arm can enable the spray arm to automatically rotate under the reaction of the sprayed water to repeatedly clean the cat litter box.

Description

Spray arm and automatic cleaning device applied to cat litter basin

Technical Field

The invention relates to the technical field of pet product equipment, in particular to a spray arm and an automatic cleaning device applied to a cat litter box.

Background

At present, the automatic cat litter basin product mainly has the function of automatically shoveling excrement, and after the automatic cat litter basin product is used for a period of time, the inner wall of the basin can be stained with a plurality of excrement residues, so that peculiar smell is generated, bacteria are bred, and the automatic cat litter basin product must be regularly and manually cleaned, and clothes are easily stained with stains in the cleaning process, so that the automatic cat litter basin product is inconvenient to operate and has poor use experience.

Therefore, in order to solve the above technical problem, a new technical solution needs to be proposed to solve the problem. In particular to a spray arm and an automatic cleaning device applied to a cat litter box.

Disclosure of Invention

The invention provides a spray arm capable of rotating by means of sprayed water flow and an automatic cleaning device applied to a cat litter box, and aims to solve the technical problem that the existing cat litter box in the market is inconvenient to use and clean manually.

The following technical scheme is provided for achieving the purpose: a spray arm is characterized in that: the bottom of the spray arm is provided with nozzles which are distributed at an angle with the vertical direction of the spray arm; the nozzles at the left side and the right side of the spray arm generate different reaction forces when spraying water, and the reaction force difference is utilized to push the spray arm to rotate.

Preferably, the spray nozzles on the left side and the right side of the spray arm are different in number and/or are asymmetric in water outlet direction.

The invention also provides an automatic cleaning device applied to the cat litter box, which comprises a cat litter box component and is structurally characterized in that: the spray arm of any one of claim 1 or claim 2 disposed in an upper portion of the cat litter box assembly and a water flow system in communication with the spray arm; the cat litter basin assembly comprises a cat litter basin, the spray arm is arranged on the upper portion of the cat litter basin, and the nozzle faces the inner wall of the cat litter basin so as to continuously spray water into the cat litter basin.

Preferably, the water flow system comprises a water supply device and a pressurizing device, the water supply device and the pressurizing device are communicated with each other through hoses, and water flow is pressurized by the pressurizing device and then is sprayed out from the nozzle at a high speed.

Preferably, the litter box assembly further comprises a base located below the litter box and a housing covering above the litter box; the spray arm pass through coupling assembling with the shell is connected, coupling assembling is including fixed the setting is in jack catch and card on the spray arm are gone into in the jack catch and the fixed spliced pole that sets up in the shell, the spray arm is located directly over the cat litter basin and can center on the spliced pole rotates.

Preferably, the latch is located at the middle of the length direction of the spray arm.

Preferably, the bottom of the cat litter box is provided with an inclined surface which is inclined at a certain angle; a drain outlet is formed at the lowest point of the inclined plane; the base is internally provided with a garbage box, and an opening of the garbage box corresponds to the sewage outlet.

Preferably, the length of the spray arm is less than the diameter of the litter box.

Preferably, be equipped with the exhaust fan in the base, the air exit of exhaust fan aims at the cat litter basin inside.

Preferably, the water supply device is a water storage box, and the water storage box is positioned at the top of the side surface of the shell; the supercharging device is a booster pump.

The invention has the beneficial effects that: the device capable of automatically cleaning the cat litter box replaces the traditional link of manually cleaning the cat litter box, and solves the problem that most cat raising users are reluctant to clean the cat litter box because the cat litter box is easily soiled when cleaning the cat litter box. Utilize the principle of water jet after the water pressure boost, regularly wash and can soften, wash filth in the cat litter basin, make keep clean free from the result of use of peculiar smell in the cat litter basin, compare in traditional manual cleaning cat litter basin and can make vast cat-raising personage's release from loaded down with trivial details and unhygienic cleaning work, obtain better use and experience.

In addition, the spray arm can push the spray arm to rotate above the cat litter box by utilizing the reaction force during water spraying and spray water by virtue of the design of the spray nozzle, so that the interior of the cat litter box can be cleaned in an all-around manner, a device is not required to be provided for driving the spray arm to rotate, and the cat litter box can be cleaned in an all-around manner.

Drawings

Fig. 1 is a perspective schematic view of the apparatus of the present invention.

FIG. 2 is a schematic configuration of the apparatus of the present invention in use.

Fig. 3 is a front view of the device of the present invention.

Fig. 4 is a left side view of the device of the present invention.

Fig. 5 is an enlarged schematic view of the apparatus of the present invention at a.

Fig. 6 is a schematic view of the structure of the spray arm of the device of the present invention.

Wherein: 11. a housing; 12. a cat litter box; 121. a sewage draining outlet; 13. a base; 131. a trash box; 2. a spray arm; 21. a nozzle; 22. a connecting assembly; 221. connecting columns; 222. a claw; 223. a connecting disc; 31. a water storage box; 32. a pressure boosting device; 33. a hose.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the orientations or positional relationships indicated as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., appear based on the orientations or positional relationships shown in the drawings only for the convenience of describing the present invention and simplifying the description, but not for indicating or implying that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" as appearing herein are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" should be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; or can be a pipeline connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The invention is further described with reference to figures 1 to 6 of the accompanying drawings:

as shown in fig. 6, the present invention provides a spray arm 2 capable of rotating by itself by being pushed by the reaction force of water flow when spraying water, the bottom of the spray arm 2 is provided with nozzles 21 distributed at a certain angle with the vertical direction of the spray arm, the nozzles 21 are arranged on both sides of the bottom of the spray arm, the nozzles 21 are designed in a structure in which the reaction forces generated when spraying water on the left and right sides are different, so that the reaction forces on the left and right sides have a difference, and the rotation of the spray arm 2 is pushed by the difference. The design of the nozzle can adopt: (1) the water outlet directions of the nozzles 21 on the left side and the right side are symmetrical in the vertical direction, but the water outlet directions are different in number; (2) the number of the nozzles 21 on the left side and the right side is the same, but the water outlet directions are asymmetric; (3) the nozzles 21 on the left and right sides are different in number and are asymmetric in water outlet direction. In the above three nozzle solutions, the angles of the nozzles 21 are different, so that the water flow can cover all the parts of the cat litter box to be cleaned in the rotating process. In some conventional spray arms, a driving device is additionally arranged to drive the spray arms to rotate circumferentially, so that the process is complicated and the production cost is increased; some methods add a nozzle on the spray arm as the driving force source to rotate the spray arm. The structure utilizes the force difference generated by the counterforce generated by the nozzle when spraying water to push the rotation of the spray arm.

As shown in fig. 1 and 2, the invention also provides an automatic cleaning device applied to a cat litter box, which comprises the spray arm 2, a cat litter box assembly, the spray arm 2 arranged at the upper part of the cat litter box assembly and a water flow system communicated with the spray arm; the spray arm 2 is provided with a water inlet and a plurality of nozzles 21, and the water inlet is respectively communicated with the nozzles 21; the cat litter box assembly comprises a cat litter box 12, the spray arm 2 is arranged at the upper part of the cat litter box 12, and the spray nozzle 21 faces the inner wall of the cat litter box 12 so as to continuously spray water into the cat litter box; the water flow system comprises a water supply device and a pressurizing device 32 communicated with the water supply device, the pressurizing device 32 is communicated with a water inlet of the spray arm 2, and water flows into the spray arm through the water inlet and is sprayed out at a high speed through a nozzle after being pressurized by the pressurizing device. The concrete connection mode is as follows: the water supply device is communicated with the pressurizing device 32, and the pressurizing device 32 is communicated with the spray arm 2 through a hose 33. Simultaneously, the water flow system can also be directly communicated with a water inlet on the spray arm 2, so that water flow is sprayed into the cat litter basin. Wherein the water supply device is a water storage box 31, the water storage box 31 is positioned at the top of the side surface of the shell, and the water supply device can also be an external tap water interface. The booster device 32 is a booster pump, and the booster pump is arranged on the housing. The water storage box 31 is communicated with a booster pump through a hose 33, and the booster pump is communicated with a water inlet on the spray arm through the hose 33. The battery pack is electrically connected with the control mainboard, the control mainboard is electrically connected with the supercharging device, and the battery pack supplies power to the supercharging device and controls the supercharging device to be started or closed through the control mainboard. The battery pack can be any battery with charging and power storage functions, the control mainboard operates and controls the supercharging device through a control key arranged on the shell and connected with the control mainboard, and the control mainboard can be a simple PCB circuit board and can realize the functions of controlling the starting of the supercharging device and adjusting the supercharging amplitude.

As shown in fig. 1, the litter box assembly also includes a base 13 located below the litter box 12 and a housing 11 covering the litter box. As shown in fig. 4, the spray arm 2 is connected to the housing 11 by a connecting assembly 22. As shown in fig. 5, the connection assembly 22 includes a claw 222 fixedly arranged on the spray arm and a connection column 221 fixedly arranged in the housing and clamped into the claw, and the spray arm 2 is positioned right above the litter box 12 and can rotate around the connection column 221. Base 13 is used for supporting cat litter basin 12 and plays the effect of addding other subassemblies, and the setting up of shell 11 is fixed supercharging device and water storage device on the one hand covers the outside that makes the nozzle spun water can not splash the cat litter basin with cat litter basin on the other hand.

As shown in fig. 4 and 6, the claw 222 is located at the middle of the length direction of the spray arm, the nozzle 21 is arranged at the bottom of the spray arm 2, the nozzle 21 is inclined at an angle with the vertical direction of the cat litter box 12, and the inclination angles of the nozzles 21 at the left side and the right side of the spray arm 2 are different. In addition, the number of the nozzles 21 on the left and right sides of the spray arm 2 may be different or the inclination angle and the number of the nozzles 21 on the left and right sides of the spray arm 2 may be different, so that the difference of the water column reaction force is generated when the water is sprayed on the left and right sides of the spray arm. Simultaneously spray arm 2's length is less than the diameter of cat litter basin 12, further avoids spraying rivers to cat litter basin 12 outside, because nozzle 21 is inclination, inside the spun rivers are the type of dispersing from the nozzle and spray the cat litter basin, can cover each region in the cat litter basin comprehensively.

The design of the nozzle 21 and attachment assembly 22 enables the spray arm 2 to be rotated circumferentially about the attachment post 221 when spraying water to repeatedly wash the litter box 12. Specifically, the connection column 221 is hollow and cylindrical, a hollow cylindrical structure is arranged in the claw 222 as a water inlet, the water inlet is inserted into the connection column 221 during assembly, the hose 33 is connected to the other end of the connection column 221 on the shell 11, a connection channel (not shown in the figure) is further arranged inside the spray arm, the connection channel connects the water inlet on the spray arm 2 with each nozzle 21, and water flow can reach each nozzle 21 after entering the spray arm 2 and is sprayed out from each nozzle 21 at a high speed. As shown in fig. 5, a connecting disc 223 with a diameter larger than that of the connecting column 221 is provided at the bottom of the connecting column 221, and the claw head of the claw 222 is pressed on the connecting disc 223 to connect the spray arm 2 with the housing 11. Meanwhile, a gap is formed between the jaw head and the connecting disc, when water flows through the nozzles to the outside spraying position, because the quantity and/or the water outlet direction of the nozzles on the left side and the right side of the spray arm are/is asymmetric, the counter-acting force generated when the nozzles on the two sides spray water is poor, and the spray arm is pushed to rotate around the circumference of the connecting column under the counter-acting force difference.

As shown in fig. 1, the bottom of the cat litter box 12 is provided with an inclined surface which is inclined at a certain angle; the lowest point of the inclined plane is provided with a sewage outlet 121, and the bottom of the cat litter box is inclined at a non-zero angle, preferably at an angle of 0-60 degrees. A garbage box 131 is arranged in the base 13, and an opening of the garbage box 131 corresponds to the sewage discharge outlet 121, as shown in fig. 3 and 4. The cat litter basin is located the base, is equipped with the holding tank with the junction of cat litter basin on the base, and the low downward sloping in proper order of the high opposite side in holding tank one side is equipped with the opening at the minimum of slope, and therefore the bottom of cat litter basin also is the low inclined plane of downward sloping in proper order of the high opposite side in one side in the holding tank is arranged in to the cat litter basin, and the minimum on inclined plane is equipped with the drain, and the opening of opening on drain and the base and the opening of the rubbish box that sets up in the base correspond. Dirty such as cat litter in the messenger can discharging the cat litter basin in the rubbish box before the washing, and sewage after the washing equally can discharge into in the rubbish box, takes out the rubbish box at last and pours off the dirty. The setting of inclination makes things convenient for debris in the cat litter basin to fall into in the rubbish box on the one hand, and on the other hand is in the washing back, and in the rubbish box can be fallen down to the water in the cat litter basin under the action of gravity, makes things convenient for the drying of cat litter basin. Simultaneously for the drying rate that improves the cat litter basin, be equipped with the exhaust fan in the base, inside the cat litter basin was aimed at to the air exit of exhaust fan, perhaps be equipped with drying equipment and dry the cat litter basin, perhaps be equipped with drying equipment and exhaust fan simultaneously, the use that makes the cat litter basin after the washing can drop into next time fast.

The invention can be used on common cat litter boxes, can also be combined with automatic cat litter boxes and other equipment, can be combined with the invention as long as the cat litter boxes are cleaned, and belongs to the application range of the invention.

The above embodiments are only for illustrating the invention and are not to be construed as limiting the invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the invention, therefore, all equivalent technical solutions also belong to the scope of the invention, and the scope of the invention is defined by the claims.

Claims

1. A spray arm, characterized in that: the bottom of the spray arm (2) is provided with nozzles (21) which are distributed at an angle with the vertical direction of the spray arm (2); the nozzles (21) at the left side and the right side of the spray arm (2) generate different reaction forces when spraying water, and the spray arm (2) is pushed to rotate by the difference of the reaction forces.

2. A spray arm according to claim 1, wherein: the nozzles (21) on the left side and the right side of the spray arm (2) are different in number and/or asymmetric in water outlet direction.

3. The utility model provides a be applied to self-cleaning device of cat litter basin, includes cat litter basin subassembly, its characterized in that: further comprising a spray arm (2) according to any one of claim 1 or claim 2 disposed in an upper portion of the cat litter box assembly and a water flow system in communication with the spray arm (2); the cat litter box assembly comprises a cat litter box (12), the spray arm (2) is arranged on the upper portion of the cat litter box (12), and the spray nozzle (21) faces the inner wall of the cat litter box (12) so as to continuously spray water into the cat litter box.

4. The automatic cleaning device for the cat litter box of claim 3 wherein: the water flow system comprises a water supply device and a pressurizing device (32), the water supply device and the pressurizing device (32) and the spray arm (2) are communicated through a hose (33), and water flow is pressurized by the pressurizing device (32) and then is sprayed out from the nozzle (21) at a high speed.

5. The automatic cleaning device for the cat litter box of claim 4 wherein: the litter box assembly further comprises a base (13) located below the litter box (12) and a housing (11) covering the litter box; spray arm (2) through coupling assembling (22) with shell (11) are connected, coupling assembling (22) are including fixed setting up jack catch (222) on spray arm (2) and card are gone into in jack catch (222) and fixed spliced pole (221) that set up in the shell, spray arm (2) are located directly over cat litter basin (12) and can center on spliced pole (221) rotates.

6. The automatic cleaning device for the cat litter box of claim 5 wherein: the claw (222) is positioned in the middle of the length direction of the spray arm (2).

7. An automatic cleaning device for cat litter boxes according to any one of claims 3 or 4 wherein: the bottom of the cat litter box (12) is provided with an inclined surface which is inclined at a certain angle; a drain outlet (121) is formed at the lowest point of the inclined surface; a garbage box (131) is arranged in the base (13), and an opening of the garbage box (131) corresponds to the sewage outlet (121).

8. The automatic cleaning device for cat litter boxes of claim 7 wherein: the length of the spray arm (2) is smaller than the diameter of the cat litter box (12).

9. An automatic cleaning device for cat litter boxes as claimed in any one of claims 3, 4, 5 or 8 wherein: be equipped with the exhaust fan in base (13), the air exit of exhaust fan aims at the cat litter basin inside.

10. An automatic cleaning device for cat litter boxes as claimed in any one of claims 3, 4, 5 or 8 wherein: the water supply device is a water storage box (31), and the water storage box (31) is positioned at the top of the side surface of the shell (11); the supercharging device (32) is a booster pump.