CN208317847U - A kind of full-automatic dog food machine - Google Patents
A kind of full-automatic dog food machine Download PDFInfo
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- CN208317847U CN208317847U CN201820767476.1U CN201820767476U CN208317847U CN 208317847 U CN208317847 U CN 208317847U CN 201820767476 U CN201820767476 U CN 201820767476U CN 208317847 U CN208317847 U CN 208317847U
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Abstract
The utility model discloses a kind of realizations to launch dog food, structure novel, the flexible full-automatic dog food machine of control at regular time and quantity, including shell, material stock funnel, food basin assembly, electromagnetic switch component and control assembly, electromagnetic switch component is installed in material stock funnel, and electromagnetic switch component can control the switch of material stock funnel；Control assembly includes controller and power supply module, and power supply module is the power supply of dog food machine, and controller can control the switch of electromagnetic switch component.The utility model controls the switch of internal electromagnetic switch component using the controller that can be programmed as needed, electromagnetic switch component is connect with the material stock funnel in shell simultaneously, automatic dispensing food can be thus realized under the control of the controller, and the time for launching food is able to pass through the controller programming and realizes solve automatic foodstuff delivering in the case where no owner；The dog food machine is also integrated with audio-visual component, which can play video and/or sound, and the audio-visual component is electrically connected with the controller.
Description
Technical field
The utility model relates to technical field of pet articles more particularly to a kind of full-automatic dog food machines.
Background technique
More and more people social now love to keep pets, and pet just like has become crucial member [family], and with
Continuous improvement of people's living standards, pet food type be also it is more and more, present feeding of pets mainstream the most is exactly dog
Grain or cat food, general dog food or cat food are all in granular form, in rich in a variety of nutriments needed for pet growth, it is deep by
Pet and user's likes.
Timing daily, quantitatively feeding of pets is the thing that owner has to do, and existing dog food basin is all easy basin body,
Some families also directly hold pet grain with plate, and still, when owner goes out, just having no idea can daily at regular time and quantity
Ensure that pet has food to eat, therefore, be typically necessary entrust one's child to the care of sb. pet in elsewhere in this case, and pet entrusts one's child to the care of sb. appearance
The healthy growth for easily influencing pet, has a certain impact primarily with respect to pet psychology, so needing to develop one kind can be real
The mechanism of pet grain is now launched automatically.
Notification number is CN201504476U, and the applying date is one entitled " automatic dog feeder " disclosed on 09 10th, 2009
In describe it is a kind of pass through Electronic control and realize from trend Pet feeding basin launch pet grain dog food machine.The dog food equipment
Body includes housing main body and internal controller, can wherein facilitate the funnel for launching pet grain in housing main body with one,
The output end of the funnel and the Pet feeding basin outside device connect, and internal controller is connected with motor and battery component, wherein
Battery component is whole device power supply, it is ensured that it operates normally, and the material baffle that motor is able to drive funnel output is mobile, from
And funnel is opened when needing to launch pet grain, pet grain can be exported to Pet feeding basin, then according to setting in controller
The fixed release time is capable of the opening time of funnel and the time of pet grain investment.Although the dog food machine of the disclosure solves
Timing is launched the problem of dog food when owner is outgoing, but the device and not can guarantee the dog food launched every time be it is quantitative, therefore,
The device using effect is unsatisfactory.
Utility model content
The purpose of the utility model is to provide a kind of realization, dispensing dog food, structure novel, control are flexible complete at regular time and quantity
Automatic dog feeder.
To achieve the goals above, the utility model provides the following technical solutions:
A kind of full-automatic dog food machine disclosed by the utility model, comprising:
Shell, the upper end of the shell have the upper cover that can be opened and closed；
Material stock funnel, the material stock funnel is flush-mounted in interior of shell, and the lower part of the material stock funnel is formed as being tilted towards
The bending section of lower extension, the side of the shell offer discharge port, and the output end of the bending section of the material stock funnel is placed in institute
State discharge outlet；
Food basin assembly, the food basin assembly is placed in the outside of the shell, and the food basin assembly goes out described in
The discharging of material mouth, the material stock funnel can be exported to the food placing groove of food basin assembly；
Electromagnetic switch component, the electromagnetic switch component are installed in the material stock funnel, and the electromagnetic switch component
The switch of the material stock funnel can be controlled；
Control assembly, the control assembly include controller and power supply module, and the power supply module is the power supply of dog food machine, institute
The switch of the electromagnetic switch component can be controlled by stating controller；
Loading component is installed on the food basin assembly, the food which can measure food basin assembly is placed
The weight of pet grain in slot, and the loading component is electrically connected with the controller, the controller is according to the loading component
The weight signal of the pet grain of transmission controls the switch of the electromagnetic switch component；
The dog food machine is also integrated with audio-visual component, which can play video and/or sound, and the audio-visual component
It is electrically connected with the controller.
Further, the shell is the internal quadrangle shell with chamber, and the material stock funnel is flush-mounted in described
In the chamber of shell, the upper end of the material stock funnel is placed at the upper opening of the shell, and the upper cover is hinged by axis
In the upper end of the shell.
Further, the material stock funnel include the pars infundibularis on top, the conveying portion for being connected to the pars infundibularis lower end, with
And it is connected to the bending section of the conveying portion output；
The pars infundibularis, conveying portion and bending section are an integral structure；
The electromagnetic switch component is installed at the conveying portion of the material stock funnel, and the electromagnetic switch component controls institute
State the on state of conveying portion.
Further, the electromagnetic switch component includes cap liner, is offered in the conveying portion along the conveying portion water
Square to the channel of extension, the cap liner is plugged in the channel, and the cap liner can be slided along the channel；
The electromagnetic switch component further includes restoring spring, and the inner wall of described one end for restoring spring and shell is connected, institute
It states the other end for restoring spring and the cap liner is connected；
The electromagnetic switch component has one to be able to drive the switch block that cap liner is slided along the channel, the switch
Component is controlled by the controller.
Further, the switch block includes being fixed on the cap liner far from the end for restoring spring one end
Magnet, the switch block further include an electromagnetic coil for being flush-mounted in the interior of shell, the electromagnetic coil and the control
Device electrical connection, the controller control the switch of the electromagnetic coil magnetic force；
When the electromagnetic coil magnetic force is opened, the magnet is bonded with the electromagnetic coil；
When the electromagnetic coil magnetic force is closed, the magnet is separated with the electromagnetic coil.
Further, the controller of the control assembly is single-chip microcontroller, and the power supply module is battery；
The audio-visual component includes sound module, video module and the touch screen flush-mounted in the case surface.
Further, the food basin assembly includes basin body and the bracket that is set to below the basin body, the basin body and
There is the loading component, the top of the basin body is formed with the food placing groove between bracket；
The loading component is multiple, and multiple loading components are distributed in the lower section of the basin body.
Further, the cross sectional shape of the basin body is square, and the quantity of the loading component is four, described in four
Loading component is respectively arranged in the quadrangle of the basin body.
In the above-mentioned technical solutions, a kind of full-automatic dog food machine provided by the utility model, has the advantages that
1, the utility model controls opening for internal electromagnetic switch component using the controller that can be programmed as needed
It closes, while electromagnetic switch component is connect with the material stock funnel in shell, can thus realize automatic throwing under the control of the controller
Food is put, and the time for launching food is able to pass through the controller programming and realizes solve and throw automatically in the case where no owner
Food；
2, the food basin assembly that the utility model and device are used cooperatively has the loading component that can be weighed, and is throwing automatically
The weight of food when putting food on moment monitoring food basin assembly, and weight information is fed back into controller, when food reaches
When the preset upper limit value of controller, controller automatically cuts off the power supply of electromagnetic switch component, realizes quantitative feeding.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only to record in the utility model
Some embodiments be also possible to obtain other drawings based on these drawings for those of ordinary skill in the art.
Fig. 1 is a kind of structural schematic diagram one of full-automatic dog food machine disclosed by the utility model；
Fig. 2 is a kind of structural schematic diagram two of full-automatic dog food machine disclosed by the utility model；
Fig. 3 is that a kind of material stock funnel of full-automatic dog food machine disclosed by the utility model and the structure of electromagnetic switch component are shown
It is intended to；
Fig. 4 is a kind of structural schematic diagram of the cap liner of full-automatic dog food machine disclosed by the utility model；
Fig. 5 is a kind of controller module control figure of full-automatic dog food machine disclosed by the utility model.
Description of symbols:
1, shell；2, upper cover；3, discharge port；4, touch screen；5, sound module；6, basin body；7, food placing groove；8, it props up
Frame；9, loading component；10, material stock funnel；11, pars infundibularis；12, conveying portion；13, bending section；14, cap liner；15, restore bullet
Spring；16, magnet；17, electromagnetic coil；18, through-hole；19, controller；20, power supply module.
Specific embodiment
In order to make those skilled in the art more fully understand the technical solution of the utility model, below in conjunction with attached drawing pair
The utility model is further detailed.
Referring to shown in Fig. 1 to Fig. 2；
A kind of full-automatic dog food machine of the utility model, comprising:
Shell 1, the upper end of shell 1 have the upper cover 2 that can be opened and closed；
Material stock funnel 10, material stock funnel 10 is inside shell 1, and the lower part of material stock funnel 10 is formed as diagonally downward
The bending section 13 of extension, the side of shell 1 offer discharge port 3, and the output end of the bending section 13 of material stock funnel 10 is placed in discharging
At mouth 3；
Food basin assembly, food basin assembly is placed in the outside of shell 1, and the food basin assembly is close to discharge port 3, material stock leakage
The discharging of bucket 10 can be exported to the food placing groove 7 of food basin assembly；
Electromagnetic switch component, electromagnetic switch component are installed in material stock funnel 10, and electromagnetic switch component can be controlled and be deposited
The switch of funnel 10；
Control assembly, control assembly include controller 19 and power supply module 20, and power supply module 20 is the power supply of dog food machine, control
Device 19 can control the switch of electromagnetic switch component；
Loading component 9 is installed, which can measure the food placing groove of food basin assembly on food basin assembly
The weight of pet grain in 7, and loading component 9 is electrically connected with controller 19, the pet grain that controller 19 is transmitted according to loading component 9
Weight signal control electromagnetic switch component switch.
Specifically, timing, the quantitative dog food for launching food into food basin when outgoing present embodiment discloses a kind of owner
Machine comprising shell 1 and the material stock funnel 10 inside shell 1, wherein main body of the shell 1 in device, and material stock funnel 10
On the one hand it can facilitate charging, mainly utilize the upper opening of funnel structure, it on the other hand can be using in material stock funnel 10
The food of the space storage sufficient amount in portion.Meanwhile in order to realize that automation control, the present embodiment are integrated in shell 1
Control assembly, the control assembly have controller 19 and the power supply module 20 for device power supply, and controller 19 uses single-chip microcontroller,
And according to actual needs in single-chip microcontroller number program in advance, it can such as realize that setting every 6 hours carry out in controller 19
Feeding.And in order to facilitate controller 19 to control the switch of material stock funnel 10, electromagnetic switch has also been devised in the present embodiment
Component, which is set to the lower part of material stock funnel 10, while the electromagnetic switch component is electrically connected with controller 19,
Specific connection type is using conventional wired connection, and then controller 19 can control the switch of electromagnetic switch component,
In this way when every 6 small after, controller 19 to electromagnetic switch component send control instruction, allow its open, be stored in this way
The food of the inside of funnel 10 will be delivered to outside, in final feeding to external food basin assembly.In addition, comparing existing skill
The automatic dog feeder of art, the present embodiment are mounted with loading component on food basin assembly in order to control the quantity of food of pet
9, utilize the weight of food on 9 moment of loading component monitoring food basin assembly, wherein the loading component 9 can be selected conventional
Electronic scale or weighing sensor are ok.In addition, the loading component 9 and controller 19 also communication connection, it can be by weighing
In real-time data transmission to controller 19, and user's realization can set feeding weight in controller 19, such as throw every time
100g is eaten, weight information can be transmitted to controller 19 by loading component 9 when food is launched to 100g in this way, and controller 19 is timely
Cut off the switch of electromagnetic switch component.To sum up, the dog food machine of the present embodiment can be according to setting, at regular time and quantity to food basin group
Food is launched in part, it is ensured that owner not when pet can normally, healthily feed.
It is shown in Figure 3, it is preferred that shell 1 is the internal quadrangle shell with chamber in the present embodiment, and material stock leaks
In the chamber of shell 1, the upper end of material stock funnel 10 is placed at the upper opening of shell 1 bucket 10, and upper cover 2 is cut with scissors by axis
It is connected to the upper end of shell 1.The pars infundibularis 11 of material stock funnel 10 including top, the conveying portion 12 for being connected to 11 lower end of pars infundibularis, with
And it is connected to the bending section 13 of 12 output of conveying portion；Pars infundibularis 11, conveying portion 12 and bending section 13 are an integral structure；Electricity
Magnetic switch assemblies are installed at the conveying portion 12 of material stock funnel 10, and the on state of electromagnetic switch component control conveying portion 12.
The present embodiment mainly describes the structure of shell 1 and material stock funnel 10, wherein shell 1 is used as main carriers, internal material stock
Funnel 10 is the main component stored food and launch food, can facilitate the stream of charging and instant food using infundibulate
Out.And the material stock funnel 10 of the present embodiment divides the purpose for above-mentioned three parts to be in order to can at the bending section of least significant end 13
The flow for slowing down food as far as possible guarantees the accurate of measurement also for the measurement reaction time that loading component 9 can be given certain
Property.It explains are as follows: if the bending section 13 of the not no lower part of material stock funnel 10 being tilted a certain angle, is likely to result in food and flowed out
Fastly, it is easy to overflow food basin, and too fast output food is also not easily controlled quantity of food.So the material stock in the present embodiment
Bending section 13 in funnel 10 is very important, and belongs to an inventive point of the utility model.
Referring to shown in Fig. 3, Fig. 4, it is preferred that electromagnetic switch component includes cap liner 14 in the present embodiment, in conveying portion 12
It offers along the channel that 12 horizontal direction of conveying portion extends, cap liner 14 is plugged in the channel, and cap liner 14 can be along logical
Road sliding；Electromagnetic switch component further includes restoring spring 15, and the inner wall of one end and shell 1 for restoring spring 15 is connected, and restores bullet
The other end and cap liner 14 of spring 15 are connected；Electromagnetic switch component has one to be able to drive the switch that cap liner 14 is slided along channel
Component, switch block are controlled by controller 19.Wherein, switch block includes being fixed on cap liner 14 far from recovery spring 15 1
The magnet 16 of the end at end, switch block further include an electromagnetic coil 17 inside shell 1, electromagnetic coil 17 and control
Device 19 processed is electrically connected, and controller 19 controls the switch of 17 magnetic force of electromagnetic coil；When 17 magnetic force of electromagnetic coil is opened, magnet 16 and electricity
Magnetic coil 17 is bonded；When 17 magnetic force of electromagnetic coil is closed, magnet 16 is separated with electromagnetic coil 17.In order to control material stock leakage
The switch of bucket 10, the present embodiment devise electromagnetic switch component, mainly utilize electromagnetic force principle, that is, devise 16 He of magnet
Electromagnetic coil 17, when electromagnetic coil 17 be powered when, can adsorption magnet 16, such magnet 16 just will drive cap liner 14 shifting
It is dynamic, and the cap liner 14 in the present embodiment is plate body structure, and the conveying with material stock funnel 10 has been opened up on cap liner 14
The consistent through-hole of 12 openings of sizes of portion, when electromagnetic coil 17 pulls magnet 16 mobile, magnet 16 drives cap liner 14 mobile,
Promote the through-hole on cap liner 14 to be overlapped with the opening of conveying portion 12, be at this moment feeding state, when the judgement of controller 19 can stop
Only when feeding, the energization of electromagnetic coil 17 is automatically cut off, the electromagnetic coil 17 for losing magnetic force can not fetter magnet again, at this moment magnet
16 can return under the action of restoring the spring force of spring 15, and cap liner 14 blocks conveying portion 12 again, and above is exactly electromagnetism
The cardinal principle of switch block control material stock funnel 10.
It is shown in Figure 5, it is preferred that the controller 19 of control assembly is single-chip microcontroller in the present embodiment, and power supply module 20 is
Battery；Controller 19 is also electrically connected with sound module 5, video module and the touch screen 4 flush-mounted in 1 surface of shell.In order to
Enough optimizing the dog food machine, some miscellaneous functions can be added in the present embodiment, touch screen 4 that such as can be user-friendly, and
Can store the module of video and sound, i.e., above-mentioned sound module 5 and video module, the additions of these functions primarily to
The sound that pet can be allowed to hear or see that owner stores in advance or influence can allow pet to feel safe, and make it more strong
The growth of health.In addition, sound module 5, video module involved in the present embodiment etc. are all controlled by controller 19, and the side controlled
Formula is all using wired electrical connection, and the programming Control in controller 19 in advance.
Preferably, food basin assembly includes basin body 6 and the bracket 8 for being set to 6 lower section of basin body, 6 He of basin body in the present embodiment
There is loading component 9, the top of basin body 6 is formed with food placing groove 7 between bracket 8；Wherein, loading component 9 is multiple and more
A loading component 9 is distributed in the lower section of basin body 6.Further, as the highly preferred embodiment of the present embodiment: basin body 6
Cross sectional shape be square, the quantity of loading component 9 is four, and four loading components 9 are respectively arranged in the quadrangle of basin body 6.
In the above-mentioned technical solutions, a kind of full-automatic dog food machine provided by the utility model, has the advantages that
The utility model controls opening for internal electromagnetic switch component using the controller 19 that can be programmed as needed
It closes, while electromagnetic switch component is connect with the material stock funnel 10 in shell 1, can thus realize under control of the controller 19 certainly
It is dynamic to launch food, and the time for launching food is able to pass through the controller 19 programmings realization, solves in the case where no owner
Automatic foodstuff delivering；
The food basin assembly that the utility model and device are used cooperatively has the loading component 9 that can be weighed, and is throwing automatically
The weight of food when putting food on moment monitoring food basin assembly, and weight information is fed back into controller 19, when food reaches
When to 19 preset upper limit value of controller, controller 19 automatically cuts off the power supply of electromagnetic switch component, realizes quantitative feeding.
It is above that certain exemplary embodiments of the utility model are only described by way of explanation, undoubtedly, for
Those skilled in the art can be with a variety of different without departing from the spirit and scope of the utility model
Mode is modified described embodiment.Therefore, above-mentioned attached drawing and description are regarded as illustrative in nature, and should not be construed as
Limitation to the utility model claims protection scope.
Claims (8)
1. a kind of full-automatic dog food machine characterized by comprising
Shell (1), the upper end of the shell (1) have the upper cover (2) that can be opened and closed；
Material stock funnel (10), the material stock funnel (10) is internal flush-mounted in shell (1), and the lower part shape of the material stock funnel (10)
As the bending section (13) extended obliquely downward, the side of the shell (1) offers discharge port (3), the material stock funnel
(10) output end of bending section (13) is placed at the discharge port (3)；
Food basin assembly, the food basin assembly is placed in the outside of the shell (1), and the food basin assembly is close to the discharging
Mouth (3), the discharging of the material stock funnel (10) can be exported to the food placing groove (7) of food basin assembly；
Electromagnetic switch component, the electromagnetic switch component is installed on the material stock funnel (10), and the electromagnetic switch component
The switch of the material stock funnel (10) can be controlled；
Control assembly, the control assembly include controller (19) and power supply module (20), and the power supply module (20) is dog food
Machine power supply, the controller (19) can control the switch of the electromagnetic switch component；
Loading component (9) are installed, the food which can measure food basin assembly is put on the food basin assembly
The weight of the interior pet grain of slot (7) is set, and the loading component (9) is electrically connected with the controller (19), the controller (19)
The switch of the electromagnetic switch component is controlled according to the weight signal of the pet grain of the loading component (9) transmission；
The dog food machine is also integrated with audio-visual component, which can play video and/or sound, and the audio-visual component and institute
State controller (19) electrical connection.
2. a kind of full-automatic dog food machine according to claim 1, which is characterized in that the shell (1) is internal with chamber
The quadrangle shell of room, and the material stock funnel (10) is flush-mounted in the chamber of the shell (1), the material stock funnel (10)
Upper end is placed at the upper opening of the shell (1), and the upper cover (2) is articulated with the upper end of the shell (1) by axis.
3. a kind of full-automatic dog food machine according to claim 1, which is characterized in that the material stock funnel (10) includes top
Pars infundibularis (11), be connected to the conveying portion (12) of the pars infundibularis (11) lower end and to be connected to the conveying portion (12) defeated
The bending section (13) at outlet；
The pars infundibularis (11), conveying portion (12) and bending section (13) are an integral structure；
The electromagnetic switch component is installed at the conveying portion (12) of the material stock funnel (10), and the electromagnetic switch component control
Make the on state of the conveying portion (12).
4. a kind of full-automatic dog food machine according to claim 3, which is characterized in that the electromagnetic switch component includes sealing
Piece (14) offers on the conveying portion (12) along the channel that the conveying portion (12) horizontal direction extends, the cap liner
(14) it is plugged in the channel, and the cap liner (14) can be slided along the channel；
The electromagnetic switch component further includes restoring spring (15), the inner wall of the described one end for restoring spring (15) and shell (1)
It is connected, the other end for restoring spring (15) and the cap liner (14) are connected；
The electromagnetic switch component has one to be able to drive the switch block that cap liner (14) is slided along the channel, the switch
Component is controlled by the controller (19).
5. a kind of full-automatic dog food machine according to claim 4, which is characterized in that the switch block includes being fixed on institute
The magnet (16) of cap liner (14) far from the end for restoring spring (15) one end is stated, the switch block further includes one embedded
In the internal electromagnetic coil (17) of the shell (1), the electromagnetic coil (17) is electrically connected with the controller (19), the control
Device (19) processed controls the switch of electromagnetic coil (17) magnetic force；
When electromagnetic coil (17) magnetic force is opened, the magnet (16) is bonded with the electromagnetic coil (17)；
When electromagnetic coil (17) magnetic force is closed, the magnet (16) separates with the electromagnetic coil (17).
6. a kind of full-automatic dog food machine according to claim 1, which is characterized in that the controller (19) of the control assembly
For single-chip microcontroller, the power supply module (20) is battery；
The audio-visual component includes sound module (5), video module；Shell (1) surface is embedded with and controller (19) electricity
The touch screen (4) of connection.
7. a kind of full-automatic dog food machine according to claim 1, which is characterized in that the food basin assembly includes basin body
(6) and the bracket (8) that is set to below the basin body (6), there are loading component (9) between the basin body (6) and bracket (8),
The top of the basin body (6) is formed with the food placing groove (7)；
The loading component (9) is multiple, and multiple loading components (9) are distributed in the lower section of the basin body (6).
8. a kind of full-automatic dog food machine according to claim 7, which is characterized in that the cross sectional shape of the basin body (6) is
Square, the quantity of the loading component (9) are four, and four loading components (9) are respectively arranged in the basin body (6)
Quadrangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820767476.1U CN208317847U (en) | 2018-05-22 | 2018-05-22 | A kind of full-automatic dog food machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820767476.1U CN208317847U (en) | 2018-05-22 | 2018-05-22 | A kind of full-automatic dog food machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208317847U true CN208317847U (en) | 2019-01-04 |
Family
ID=64774989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820767476.1U Expired - Fee Related CN208317847U (en) | 2018-05-22 | 2018-05-22 | A kind of full-automatic dog food machine |
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| Country | Link |
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| CN (1) | CN208317847U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109699512A (en) * | 2019-02-26 | 2019-05-03 | 苏州创存数字科技有限公司 | A kind of pet automation feeder |
| CN114898514A (en) * | 2022-05-26 | 2022-08-12 | 歌尔股份有限公司 | Doorbell equipment, water drainage mechanism thereof, water drainage control method and device |
-
2018
- 2018-05-22 CN CN201820767476.1U patent/CN208317847U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109699512A (en) * | 2019-02-26 | 2019-05-03 | 苏州创存数字科技有限公司 | A kind of pet automation feeder |
| CN114898514A (en) * | 2022-05-26 | 2022-08-12 | 歌尔股份有限公司 | Doorbell equipment, water drainage mechanism thereof, water drainage control method and device |
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Granted publication date: 20190104 Termination date: 20200522 |