CN218245018U - Automatic cat litter basin of light detection dropping excrement - Google Patents

Abstract

The utility model relates to an automatic cat litter basin of light detection dropping excrement includes: a drum; the excrement collecting bin is arranged below the roller; a screen disposed inside the drum; the symmetrical arrays are arranged on two sides above the excrement collecting bin, and the sensors are low in level when not shielded and can generate high level when shielded by foreign objects; and the control main board is connected with the correlation sensor and judges whether the fecal pellets exist and the size of the fecal pellets according to the number of the high levels. The utility model discloses can detect the cat whether normally excrete, have or not excrete to and excrete real number of times every day.

Description

Automatic cat litter basin of light detection dropping manure

Technical Field

The utility model relates to a cat litter basin technical field particularly relates to an automated cat litter basin of light detection dropping excrement.

Background

Cat litter boxes on the market can only judge the number of times that cats enter the automatic cat litter boxes, clear cat excrement and enter the excrement collecting bin, and detect that the excrement collecting bin is full; the presence or absence of excretion in the cat cannot be detected. The owner does not know the actual number of times a pet excretes per day.

The physical condition of the pet is found out at the first time when the physical condition of the pet is uncomfortable. Particularly, when the owner is not at home, the owner can not feel confident, and can not bring the pet around to ask other people to care for the pet.

Therefore, a cat litter box is needed to solve the problem that pets enter the cat litter box for pet raising families and whether the pets are normally excreted. The automatic cat litter box not only detects the daily excretion times and the excretion state, but also feeds back to a master in real time, so that the master can know the body condition of pets at the first time.

SUMMERY OF THE UTILITY MODEL

The utility model discloses just provide based on prior art's above-mentioned demand, the utility model discloses solve prior art and can't detect the cat and normally excrete, have or not excrete to and the technical problem of every day excretory number of times, provide an optical detection falls automatic cat litter basin of excrement.

In order to solve the above problem, the utility model provides a technical scheme includes:

the utility model provides an automatic cat litter basin of light detection dropping stool, includes:

a drum;

the excrement collecting bin is arranged below the roller;

a screen disposed inside the drum;

the pair of emission sensors are symmetrically arranged at two sides above the excrement collecting bin, and are low in level when not shielded, and can generate high level when shielded by foreign objects;

and the control main board is connected with the correlation sensor.

The correlation sensor can generate the high level when detecting the fecula, and the control mainboard can be according to whether have the high level to judge whether have the fecula, confirms whether cat litter basin has normal the excretion every day.

Optionally, the correlation sensors are provided in multiple pairs, and are symmetrically arranged on two sides above the excrement collecting bin in an array manner.

The number of the correlation sensors is increased, so that the detection accuracy can be improved, and the size of the obtained fecal mass and the excrement condition can be detected according to the number of high levels.

Optionally, the method comprises the following steps:

a housing configured with an access opening, the drum disposed within the housing; the top of the shell is provided with a display screen, and the display screen is connected with the control main board and used for displaying the excretion situation of a pet using the cat litter box.

In can letting the cat get into the cat litter basin with this design, show through the display screen, can more directly perceivedly look over the condition of excreteing that the cat used the cat litter basin.

Optionally, comprising:

the infrared geminate transistors are arranged at the position of a doorway of the cat litter box, connected with the control main board and configured to judge the entrance and exit of a cat.

According to the number of times of the infrared tube detection, the pet excretion number can be determined.

Optionally, comprising:

the digital pyroelectric sensor is arranged in the cat litter box and used for sensing whether the pet is a living creature or not according to the self heat and the environment heat of the pet and determining the entering or leaving of the living creature based on the signal of the infrared pair tube.

Because the condition that the foreign matter got into the cat litter basin still can exist, so only rely on the infrared ray geminate transistor to judge that the error of living thing business turn over is very big, use with the cooperation of digital thin electric sensor, accuracy that can greatly increased cat litter basin discernment living thing business turn over improves the pet of calculating and excretes the precision of number of times.

Optionally, the method comprises the following steps:

and the gravity sensor is arranged below the roller and connected with the control main board, and is used for detecting whether a preset change value is reached or not and determining that the organisms enter and exit the cat litter box.

For the situation that non-cat organisms enter the cat litter box, signals of the infrared pair tubes can also change, so that the weight of the cat is used as a preset change value, and when the preset change value is increased by the gravity sensor, the cat is judged to enter the cat litter box; when the gravity sensor has decreased by a preset change value, it is determined that the cat leaves the litter box.

Optionally, the method comprises the following steps:

and the motor is configured below the roller, and the motor receives the control signal of the control main board to drive the roller to rotate and clean the dung lumps into the dung collection bin according to the inlet and outlet signal of the control main board and the unchanged weight value of the gravity sensor within the preset time T.

Detect the access signal when the control mainboard to in the preset time T gravity sensor's weight value does not change, and the motor just drives the cylinder rotates to this design, can the power saving, makes automatic cat litter basin work stand-by time is longer.

Optionally, comprising:

the screen cloth sets up to the curve structure, includes two recesses, the screen cloth install in the both sides of cylinder, wherein, the recess of one side is equipped with aperture size and is between minimum cat feculence and maximum cat litter diameter, and the recess of opposite side is the sealed storehouse.

With the design, when the roller rotates, the dung ball and the cat litter are separated according to the groove with the hole, and the rotation is continued, so that the cat litter is stored in the sealed bin; the arrangement of the groove can prevent sand leakage.

Optionally, comprising:

the opening is arranged above the roller and is driven by the motor to rotate, so that a gap is reserved between the opening and the excrement collecting bin, and excrement balls can fall into the excrement collecting bin based on gravity.

With this design, rotate the opening through the cylinder, control the switch in collection just storehouse, the structure is simpler to save electric power.

Optionally, the system further comprises a cloud communication module:

the control mainboard is configured with a wireless transceiving unit;

the cloud communication module is connected with the control main board and used for performing data and instruction interaction with the user terminal through the wireless transceiving unit.

With the design, the data can be stored, backed up and called in real time, and the data can interact with the user terminal in real time.

Compared with the prior art, the utility model discloses an automatic cat litter basin can solve the love for pet raising family and get into whether cat litter basin has the normal excretion. Not only real-time detection cat has or not excretes each time and the real number of times of excreting every day in getting into the basin, but also real-time to the owner feedback, let owner know love the health of pet very first time.

Drawings

In order to more clearly illustrate the embodiments of the present specification or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the embodiments of the present specification, and other drawings can be obtained by those skilled in the art according to the drawings.

Fig. 1 is a schematic view of the overall structure of an automatic cat litter box for dropping dung through light detection according to the embodiment of the present invention;

fig. 2 is a schematic view of a cross-sectional structure of an automatic cat litter box for dropping feces by light detection according to an embodiment of the present invention;

fig. 3 is a circuit diagram of an emitting module of a correlation sensor of an automatic cat litter bowl for detecting dropping feces by light according to an embodiment of the present invention;

fig. 4 is a circuit diagram of a receiving module of a correlation sensor of an automatic cat litter bowl for detecting dropping feces by light according to an embodiment of the present invention;

fig. 5 is a schematic view of the flow of the automatic cat litter basin with dropping dung in light detection provided by the embodiment of the present invention.

Reference numerals:

1-a communication unit; 2-controlling the main board; 3, a motor; 4-correlation sensor; 5-a display screen; 6-infrared pair tube; 7-a gravity sensor; 8-a roller; 9-a screen mesh; 10-a transmission module of a correlation sensor; 11-a receiving module of a correlation sensor; 12-feces collecting bin.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort belong to the protection scope of the present application.

In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the term "connected" should be interpreted broadly, and may be, for example, a fixed connection, a detachable connection, or an integral connection, which may be a mechanical connection, an electrical connection, which may be a direct connection, or an indirect connection via an intermediate medium. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The terms "top," "bottom," "at 8230; \8230; above," "below," and "at 8230; above" are used throughout the description to refer to the relative positions of the components of the device, such as the relative positions of the top and bottom substrates inside the device. It will be appreciated that the devices are multifunctional, independent of their orientation in space.

For the purpose of facilitating understanding of the embodiments of the present application, the following detailed description will be given with reference to the accompanying drawings, which are not intended to limit the embodiments of the present application.

The embodiment provides an automatic cat litter box capable of detecting dropping feces by light, which comprises a roller 8, a feces collecting bin 12, a screen 9, at least one correlation sensor 4 and a control main board 2, and is shown in fig. 1-2;

the drum 8 is configured with a chamber to contain cats, below which cat litter is stored;

the excrement collecting bin 12 is arranged below the roller 8 and used for storing the pet excrement balls discharged by the roller 8;

the screen 9 is arranged inside the drum 8 and is used for screening out cat excrement in the drum 8 through the screen 9;

the at least one correlation sensor 4 is symmetrically arranged on two sides above the excrement collecting bin 12, and is in a low level when not shielded, and generates a high level when shielded by foreign objects;

the control main board 2 is connected with the correlation sensor 4.

The control main board 2 comprises an embedded single chip microcomputer and a FLASH memory chip, and is a receiving and transmitting center for calculation processing, data storage and transmission and instructions.

Correlation sensor 4 can generate the high level when detecting the fecula, and control mainboard 2 can be according to whether have the high level to judge whether have the fecula, confirms whether cat litter basin has normal the excretion every day.

Optionally, the correlation sensors 4 are provided in a plurality of pairs, and are symmetrically arranged on two sides above the excrement collecting bin 12.

The opposite-direction sensor 4 is characterized in that one side above the excrement collecting bin 12 is provided with an emitting module 10 which is composed of a plurality of emitting lamp beads arranged at equal intervals, the other side is provided with a receiving module which is composed of a plurality of receiving lamp beads and symmetrically distributed relative to the emitting module 10, the emitting lamp beads can emit invisible light rays at a wide angle all the time, the receiving lamp beads receive the light rays of the emitting lamp beads, and when the emitting lamp beads and the receiving lamp beads are not shielded, the emitting lamp beads and the receiving lamp beads are in a conducting state and are at a low level; otherwise, the signal is blocked and is high.

The design circuit diagram of the correlation sensor 4 is shown in fig. 3-4.

When the fecal ball falls between the transmitting module 10 and the receiving module 11, light rays equal to the volume of the fecal ball are shielded, the shielded receiving lamp is not switched on, signals corresponding to the receiving lamp beads are pulled to be high level by the resistor, the rest receiving lamp beads which are not shielded are switched on, and the corresponding signals are still low level; after the fecal pellets fall down, light rays are not shielded, all receiving lamp beads are conducted, and all signals are low levels (normal states). The control main board 2 receives all detected signals and judges whether the fecal mass exists or not according to the existence of high level; and judging the size of the fecal pellets according to the number of the high levels so as to distinguish the excrement and the urine.

Preferably, the results of using the number of high levels to differentiate between stool and urine and no feces fall are shown in table 1:

TABLE 1

The accuracy of detection can be improved by increasing the number of the correlation sensors 4, and the size of the fecal pellets and the condition of excrement can be detected according to the number of high levels.

Optionally, the automatic litter box further comprises:

a housing configured with an access opening, the drum 8 being disposed within the housing; the top of the shell is provided with a display screen 5, and the display screen 5 is connected with the control main board 2 and used for displaying the excretion situation of a pet using the cat litter box.

The display screen 5 can adopt an OLED screen, is connected by an FPC (flexible printed circuit) flat cable, displays information to be sent by the control mainboard 2 and interacts with a user terminal.

Can let the cat get into the cat litter basin with this design in, show through display screen 5, can more directly perceivedly look over the condition of excreteing that the cat used the cat litter basin.

Optionally, the automatic litter box further comprises:

and the infrared geminate transistors 6 are arranged at the doorway of the cat litter box, are connected with the control main board 2 and are configured to judge the entrance and exit of a cat.

When living beings pass through the gate, can block the receipt of infrared ray geminate transistor 6, control mainboard 2 receives the interrupt signal of infrared ray geminate transistor 6, can confirm according to this information that there is living beings to pass through the gate, can be configured with the acquiescence at control mainboard 2 and receive interrupt signal for the first time and get into the cat litter basin for living beings, and the second time leaves the cat litter basin for living beings, so on and so on, the number of times of receiving interrupt signal is the odd number and shows the entering, and the even number is for leaving.

The pet excretion frequency can be determined according to the number of the in and out times detected by the infrared ray to the tube 6.

Optionally, the automatic litter box further comprises:

and the digital pyroelectric sensor is arranged in the cat litter box and used for sensing whether the pet is a living creature according to the self heat and the environment heat of the pet and determining the entering or leaving of the living creature based on the signal of the infrared pair tube 6.

If the infrared geminate transistors 6 sense that organisms pass through the door of the cat litter box and the digital pyroelectric sensor senses that heat different from the environment exists in the cat litter box, determining that the cat enters the cat litter box; if the infrared geminate transistors 6 sense that abiotic objects pass through the door opening of the cat litter box and the digital pyroelectric sensor senses that heat different from the environment exists in the cat litter box, it is determined that foreign objects enter the cat litter box; if the infrared geminate transistors 6 sense that organisms pass through the door of the cat litter box, and the digital pyroelectric sensor does not sense that different heat is in the cat litter box, the cat is determined to leave the cat litter box.

Because the condition that foreign matters enter the cat litter basin can exist, the error of judging biological access by only depending on the infrared geminate transistors 6 is very large, and the cat litter basin is matched with a digital thermoelectric sensor for use, so that the accuracy of identifying biological access by the cat litter basin can be greatly increased, and the accuracy of the calculated pet excretion times is improved.

Optionally, the automatic litter box further comprises:

and the gravity sensor 7 is arranged below the roller 8, is connected with the control main board 2 and is used for detecting whether a preset change value is reached or not and determining that organisms pass in and out of the cat litter box.

The utility model discloses in the example, gravity sensor 7 comprises 4 half-bridge weighing sensor, automatic cat litter basin is through the real-time update of polling mode gravity sensor 7's detected value works as after 6 signal generation of infrared ray geminate transistors, gravity sensor 7 continuously detects weight in the cylinder 8 subtracts earlier stage weight with current weight, confirms whether weight in the cylinder 8 has taken place the change. When the weight is increased by a preset variation value, it is determined that a living being enters the drum 8; determining that the living being leaves when the weight decreases by the preset change value; preferably, the preset variation value is 500 grams.

And 2 resistance strain gauges are arranged in the half-bridge weighing sensor, and 3 wires are led out. The colors of the 3 lines are red, black and white respectively, wherein the red is led out from the middle of the resistance strain gauge. The four half-bridge weighing sensors can form a full-bridge circuit to complete the weight measurement. And dispose half-bridge weighing sensor respectively at four angles and can reach more steady and atress more balanced effect, control mainboard 2 receives the data from four half-bridge weighing sensor passbacks, calculates out accurate data, can reduce the error.

For the situation that non-cat organisms enter the cat litter box, the signal of the infrared pair tube 6 also changes, so the weight of the cat is used as a preset change value, and when the preset change value is increased by the gravity sensor 7, the cat is judged to enter the cat litter box; when the gravity sensor 7 decreases by a preset variation value, it is determined that the cat leaves the litter box.

Optionally, the automatic litter box further comprises:

and the motor 3 is configured below the roller 8, and according to the inlet and outlet signals of the control main board 2 and the weight value of the gravity sensor 7 within a preset time T, the motor 3 receives the control signal of the control main board 2 to drive the roller 8 to rotate, and the excrement is cleaned to the excrement collecting bin 12.

When the control mainboard 2 receives an incoming and outgoing signal that the infrared geminate transistors 6 detect organisms and the weight value of the gravity sensor 7 does not change within a preset time T, the control mainboard 2 sends a control signal to the motor 3 to drive the roller 8 to rotate, and the excrement is cleaned to the excrement collecting bin 12; when the fecal pellets fall into the feces collection bin 12 based on gravity, the correlation sensor 4 pulls signals corresponding to the shielded receiving lamps into high levels and transmits the signals to the control main board 2, and the control main board 2 calculates the number of the high levels to determine the size of the fecal pellets.

When control mainboard 2 detects the business turn over signal to in the preset time T gravity sensor 7's weight value does not change, and motor 3 just drives roller 8 rotates to this design can the power saving, makes automatic cat litter basin work stand-by time is longer.

Optionally, the automatic litter box further comprises:

the screen cloth 9 is of a curved structure and comprises two grooves, the screen cloth 9 is installed on two sides of the roller 8, the groove on one side is provided with a sealing bin, the aperture of the groove is between the diameter of the minimum cat litter group and the diameter of the maximum cat litter group, and the groove on the other side is provided with a sealing bin.

The screen 9 and the lower part thereof form a first space, and the rest area is a second space; at the beginning, a second space is used for storing fecal pellets and cat litter, the control main board 2 enables the roller 8 to rotate through controlling the motor 3, the screen 9 also rotates along with the roller, the cat litter with the fecal pellets firstly passes through the groove with holes, the cat litter is screened into the first space, and the fecal pellets are always kept in the second space; and (5) continuously rotating, and allowing the cat litter to roll down into the sealed bin.

With the design, when the roller 8 rotates, the dung ball and the cat litter are separated according to the groove with the hole, and the rotation is continued, so that the cat litter is stored in the sealed bin; the arrangement of the groove can prevent sand leakage.

Optionally, the automatic litter box further comprises:

and the opening is arranged above the roller 8, the motor 3 drives the roller 8 to rotate, so that a gap is formed between the opening and the excrement collecting bin 12, and excrement falls into the excrement collecting bin 12 based on gravity.

When the cat litter falls into the sealed bin, the opening is turned to a position above the excrement collecting bin 12, and the excrement falls into the excrement collecting bin 12 based on gravity.

With this design, through the cylinder 8 rotation opening, control the switch of just storehouse 12 of collection, the structure is simpler to save electric power.

Optionally, the automatic litter box further comprises:

the control main board 2 is configured with a wireless transceiving unit;

the cloud communication module is connected with the control main board 2 and used for performing data and instruction interaction with the user terminal through the wireless transceiving unit.

The cloud communication module comprises a cloud server and a communication unit 1;

the cloud server is connected with the control main board 2 and the communication unit 1, records data of a pet using the litter box transmitted by the communication unit 1 in real time through a network, transmits a command of a user terminal to the communication unit 1 in real time, and simultaneously transmits the data of the communication unit 1 and the equipment state of the litter box to the user terminal in real time;

the communication unit 1 is connected with the control main board 2; transmitting the equipment state, the data obtained by calculation of the control main board 2 and the information to be pushed to the user terminal to the cloud server in real time through a network; and receiving the instruction of the user terminal in real time and calling the data of the cloud server.

With the design, the data can be stored, backed up and called in real time, and the data can interact with the user terminal in real time.

Based on the above description, the embodiment of the present invention provides one of them use of the automatic cat litter basin that will control mainboard 2, motor 3, gravity sensor 7, infrared ray geminate transistors 6 and correlation sensor 4 combination, as shown in fig. 5, specifically include:

firstly, after the infrared geminate transistors 6 detect that a blocking object exists, the control main board 2 judges whether the weight of the cat litter box measured by the gravity sensor 7 at the moment is smaller than a preset weight value (the preset weight value is assumed to be 500 g), if so, the cat litter box is indicated to be filled with foreign matters, and the control main board 2 controls the infrared geminate transistors 6 to continue to detect in real time without executing other operations; if the weight value is larger than the preset weight value, the cat enters the cat litter box, at the moment, the control mainboard 2 controls the infrared geminate transistors 6 to stop detecting, the motor 3 keeps a stop state, the change of the cat litter box is detected in real time according to data transmitted by the gravity sensor 7, and when the weight is increased, the cat plays or excretes; when the weight is reduced, the control main board 2 controls the infrared geminate transistors 6 to detect whether a shelter exists or not again, and if yes, the pet leaves; otherwise, the control main board 2 detects the weight change of the gravity sensor 7 again, and determines whether to increase or decrease until the cat leaves.

Waiting for five minutes after the cat leaves to enable the cat litter to be fully adsorbed on cat manure, then controlling the main board 2 to control the motor 3 to operate, further driving the motor 8 to rotate, and operating a cleaning and dung shoveling mode; during the period, the correlation sensor 4 receives a control signal of the main control unit to detect the dropping condition in real time, and if no fecal mass is detected, the cat plays; otherwise, the cat goes to the toilet.

For example, when a cat enters the automatic litter box at 9 o 'clock 3 month 1 day, if the cat is not going to the toilet but is playing for 2 minutes, after the cat goes out, the automatic litter box operates a litter cleaning mode, the litter is moved into the litter box 12, the automatic light measuring module detects no litter, and the device records that the cat has been played for 2 minutes at 9 o' clock 3 month 1 day without excretion. If this is the case on the day, the display screen 5 displays a health anomaly.

Compared with the prior art, the utility model discloses an automatic cat litter basin can solve the love for pet raising family and get into whether cat litter basin has the normal excretion. Not only real-time detection cat has or not excretes each time and the real number of times of excreting every day in getting into the basin, but also real-time to the owner feedback, let owner know love the health of pet very first time.

The above-mentioned embodiments, objects, technical solutions and advantages of the present application are described in further detail, it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present application, and are not intended to limit the scope of the present application, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present application should be included in the scope of the present application.

Claims (9)

1. The utility model provides an automatic cat litter basin of light detection dropping stool which characterized in that includes:

a drum;

the excrement collecting bin is arranged below the roller;

a screen disposed inside the drum;

the pair of emission sensors are symmetrically arranged at two sides above the excrement collecting bin, and are low in level when not shielded, and can generate high level when shielded by foreign objects;

and the control main board is connected with the correlation sensor.

2. The automated litter box of claim 1, wherein said correlation sensors are pairs, symmetrically arranged in an array on either side above said faecal collection well.

3. The automated litter box of claim 1, comprising:

a housing configured with an access opening, the drum disposed within the housing; the top of the shell is provided with a display screen, and the display screen is connected with the control main board and used for displaying the excretion situation of a pet using the cat litter box.

4. The automated litter box of claim 1, comprising:

the infrared geminate transistors are arranged at the doorway of the cat litter box, connected with the control main board and configured to judge the entrance and exit of a cat.

5. The automated litter box of claim 4, comprising:

the digital pyroelectric sensor is arranged in the cat litter box and used for sensing whether the pet is a living creature or not according to the self heat and the environment heat of the pet and determining the entering or leaving of the living creature based on the signal of the infrared pair tube.

6. The automatic litter box of claim 4, comprising:

and the gravity sensor is arranged below the roller, is connected with the control main board and is used for detecting whether a preset change value is reached or not and determining that the organisms enter and exit the cat litter box.

7. The automated litter box of claim 6, comprising:

and the motor is configured below the roller, and the motor receives the control signal of the control main board to drive the roller to rotate and clean the dung lumps into the dung collection bin according to the inlet and outlet signal of the control main board and the unchanged weight value of the gravity sensor within the preset time T.

8. The automated litter box of claim 1, comprising:

the screen cloth sets up to the curve structure, includes two recesses, the screen cloth install in the both sides of cylinder, wherein, the recess of one side is equipped with aperture size and is between minimum cat feculence and maximum cat litter diameter, and the recess of opposite side is established to sealed storehouse.

9. The automated litter box of claim 7, comprising:

the opening is arranged above the roller and is driven by the motor to rotate, so that a gap is reserved between the opening and the excrement collecting bin, and excrement balls can fall into the excrement collecting bin based on gravity.

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