CN113711936A - Vacuum-pumping type pet feeder - Google Patents
Vacuum-pumping type pet feeder Download PDFInfo
- Publication number
- CN113711936A CN113711936A CN202111084300.9A CN202111084300A CN113711936A CN 113711936 A CN113711936 A CN 113711936A CN 202111084300 A CN202111084300 A CN 202111084300A CN 113711936 A CN113711936 A CN 113711936A
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- Prior art keywords
- grain
- storage bin
- bottom end
- grain storage
- rack
- Prior art date
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Links
- 238000005086 pumping Methods 0.000 title claims description 11
- 238000007789 sealing Methods 0.000 claims abstract description 37
- 235000013305 food Nutrition 0.000 claims description 39
- 230000007306 turnover Effects 0.000 claims description 18
- 230000033001 locomotion Effects 0.000 claims description 5
- 238000007599 discharging Methods 0.000 abstract description 16
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 4
- 235000017491 Bambusa tulda Nutrition 0.000 description 4
- 241001330002 Bambuseae Species 0.000 description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 4
- 239000011425 bamboo Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000006872 improvement Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000006549 dyspepsia Diseases 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K5/00—Feeding devices for stock or game ; Feeding wagons; Feeding stacks
- A01K5/02—Automatic devices
- A01K5/0291—Automatic devices with timing mechanisms, e.g. pet feeders
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K5/00—Feeding devices for stock or game ; Feeding wagons; Feeding stacks
- A01K5/02—Automatic devices
- A01K5/0275—Automatic devices with mechanisms for delivery of measured doses
- A01K5/0283—Automatic devices with mechanisms for delivery of measured doses by weight
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Birds (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Abstract
The invention discloses a vacuumized pet feeder which comprises a grain storage bin, wherein a grain feeding port is formed in the top end of the grain storage bin, a grain outlet is formed in the bottom end of the grain storage bin, a sealing cover is arranged above the grain feeding port and seals the grain feeding port in the top end of the grain storage bin, a flip cover can periodically seal or open the grain outlet in the bottom end of the grain storage bin under the control of a control circuit board so as to achieve timed and quantitative discharging of the pet feeder, a guide cylinder can guide pet grains after the pet grains fall out of the grain outlet of the grain storage bin according to self weight, the pet grains are led out from a discharge port in the side wall of a base, and the vacuumized pet feeder is provided with a vacuumizing assembly which can evacuate air in the grain storage bin, so that the grains in the feeder are not prone to go bad, and the quality of the grains stored in the feeder is guaranteed.
Description
Technical Field
The invention relates to the technical field of pet feeders, in particular to a vacuum-pumping type pet feeder.
Background
With the improvement of living standard, more and more families are raising pets. However, the life rhythm of modern people is very fast, and many people can not feed the pets on time when working or going out, and usually the food is contained in the food basin before going out to allow the pets to eat the food, but the pets can eat the food irregularly, so that the dyspepsia of the pets is caused, and unnecessary feeding burden is brought to the owners. The pet feeder enables a pet to be fed regularly and quantitatively when an owner is not at home. However, the timing and quantitative discharging device of the existing pet feeder has some defects, such as easy material blocking during discharging, unsmooth discharging, and in addition, if the pet food is in contact with the air for a long time in the storage process, the food is rotten and deteriorated by microorganisms in the air. In addition, if the water molecules in the air are too much, the grains can be affected with damp and then go bad. To the problems, the existing feeder can seal the grain inlet and the grain outlet of the grain storage device. However, new air enters the grain storage device every time grain is input and output. Thus, there is still a risk of spoilage of the grain during storage. In order to solve the above technical problems, there is a need for improvement of the prior art.
Disclosure of Invention
In view of this, the present invention provides a vacuumized pet feeding device, and the technical problem to be solved by the invention is: how to realize the smooth and easy ejection of compact of feeder to guarantee the quality that the grain was stored in the feeder.
In order to achieve the purpose, the invention adopts the following technical scheme:
an evacuated pet food dispensing device, comprising:
a grain storage bin;
the top end of the grain storage bin is provided with a grain feeding port, the bottom end of the grain storage bin is provided with a grain outlet, and a sealing cover is arranged above the grain feeding port and used for sealing the grain feeding port at the top end of the grain storage bin;
a base;
the grain storage bin is arranged above the base, and the base is used for supporting the grain storage bin;
the pet food guide device comprises a base, a guide cylinder, a discharge hole, a guide cylinder and a guide rod, wherein the side wall of the base is provided with the discharge hole, the guide cylinder is arranged inside the base and used for guiding pet food after the pet food falls out from a food outlet of a food storage bin according to self weight, and the pet food is led out from the discharge hole in the side wall of the base;
the turnover cover is used for sealing or opening the grain outlet at the bottom end of the grain storage bin;
the turnover cover driving component is used for driving the turnover cover to seal or open the grain outlet at the bottom end of the grain storage bin;
and the vacuum pumping assembly is used for evacuating the air in the grain storage bin.
Furthermore, the vacuumizing assembly comprises a vacuum pump, and the vacuum pump is communicated with the grain storage bin through a pipeline.
Furthermore, one end of the flip cover is hinged with the bottom end of the grain storage bin, and the flip cover is used for sealing or opening the grain outlet at the bottom end of the grain storage bin in a turnover mode.
Furthermore, the flip drive assembly comprises a torsion spring and a linear pushing assembly, the linear pushing assembly is used for pushing the flip to seal the grain outlet at the bottom end of the grain storage bin in a turnover mode, and the torsion spring is used for keeping the trend that the flip opens the grain outlet at the bottom end of the grain storage bin in a turnover mode.
Furthermore, the linear pushing assembly comprises a driving motor, a first gear and a first rack, the gear is meshed with the first rack, the driving motor is used for driving the gear, the rack is driven through the gear, the linear reciprocating motion of the rack is achieved, and therefore the turnover cover is pushed to seal the grain outlet in a turnover mode through the motion of the rack.
Furthermore, one end of the first rack is provided with a roller which can rotate around the self-axis and is used for pushing the turnover cover after being driven by the rack so as to enable the turnover cover to be capable of turning over to seal the grain outlet.
Further, the bottom of storage grain bin is provided with a grain section of thick bamboo, the top of going out the grain section of thick bamboo is linked together with a grain outlet, flip is used for sealing or opens the opening of going out the grain section of thick bamboo bottom, be provided with a shrouding in the storage grain bin, first rack links to each other has a second rack, the meshing of second rack is connected with a second gear, the second gear links to each other has a rotary rod, the rotary rod is set to can wind from the axis rotation, the shrouding is connected with the rotary rod, drive clockwise or anticlockwise rotation of second gear when the second rack is used for making a round trip linear motion, and then the rotatable opening that seals or open out the grain section of thick bamboo top of rotatory drive shrouding through the rotary rod.
Furthermore, the bottom end of the grain storage bin is in a spherical shape protruding downwards, and the sealing plate is also in a spherical shape matched with the bottom end of the grain storage bin.
Furthermore, an annular sealing ring is arranged in the flip cover and used for improving the sealing property between the flip cover and the bottom end of the grain discharging barrel.
The invention has the beneficial effects that:
the pet food feeder is characterized in that the bottom end of the grain storage bin is provided with a grain outlet, the flip cover can periodically seal or open the grain outlet at the bottom end of the grain storage bin under the control of the control circuit board so as to realize the timed and quantitative discharging of the pet food feeder, the guide cylinder can guide the pet food after the pet food falls out of the grain outlet of the grain storage bin according to the self weight, so that the pet food is led out from the discharge hole in the side wall of the base, the vacuum pumping assembly is arranged, the vacuum pumping assembly can evacuate the air in the grain storage bin, the food in the feeder is not easy to decay and deteriorate, and the quality of the food stored in the feeder is ensured.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic view of the present invention without the closure;
FIG. 3 is a schematic view of a flip cover actuation assembly;
FIG. 4 is a schematic view of a linear actuator assembly and a flip;
fig. 5 is a schematic diagram of the linear pushing assembly pushing the flip cover to flip.
Reference numerals:
1. a grain storage bin; 2. a grain throwing port; 3. a grain outlet; 4. sealing the cover; 5. a base; 6. a discharge port; 7. a guide cylinder; 8. a cover is turned; 9. a flip cover drive component; 10. a vacuum pump; 11. a first gear; 12. a first rack; 13. a roller; 14. a torsion spring; 15. a linear pushing assembly; 16. a drive motor; 17. A grain discharging barrel; 18. closing the plate; 19. a second rack; 20. a second gear; 21. rotating the rod; 22. an annular seal ring.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be further described below with reference to specific embodiments and drawings, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without inventive labor.
It will be understood that the terms "upper," "lower," "front," "rear," "left," "right," "horizontal," "top," "inner," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the invention and for simplicity in description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the invention.
The terms "first", "second" and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", "third" may explicitly or implicitly include one or more of the features. In the description of the present invention, a "set" means two or more unless otherwise specified.
As shown in fig. 1 to 5, an evacuated pet food dispenser includes:
a grain storage bin 1;
the top end of the grain storage bin 1 is provided with a grain feeding port 2, the bottom end of the grain storage bin 1 is provided with a grain outlet 3, a sealing cover 4 is arranged above the grain feeding port 2, and the sealing cover 4 is used for sealing the grain feeding port 2 at the top end of the grain storage bin 1;
a base 5;
the granary 1 is arranged above the base 5, and the base 5 is used for supporting the granary 1;
the side wall of the base 5 is provided with a discharge hole 6, a guide cylinder 7 is arranged inside the base 5, and the guide cylinder 7 is used for guiding pet grains after the pet grains fall out from the grain outlet 3 of the grain storage bin 1 according to the dead weight, so that the pet grains are led out from the discharge hole 6 on the side wall of the base 5;
the turnover cover 8 is used for sealing or opening the grain outlet 3 at the bottom end of the grain storage bin 1;
the flip cover driving component 9 is used for driving the flip cover 8 to seal or open the grain outlet 3 at the bottom end of the grain storage bin 1;
and the vacuum pumping assembly is used for evacuating the air in the grain storage bin 1 to ensure that the interior of the grain storage bin 1 is in a vacuum state.
The working process of the invention is as follows: the pet food feeder is characterized in that the bottom end of the grain storage bin 1 is provided with a grain outlet 3, the flip cover 8 can periodically seal or open the grain outlet 3 at the bottom end of the grain storage bin 1 under the control of the control circuit board so as to realize the timed and quantitative discharging of the pet food feeder, the guide cylinder 7 can guide pet food after the pet food falls out of the grain outlet 3 of the grain storage bin 1 according to the self weight, so that the pet food is led out from the discharge port 6 on the side wall of the base 5, the pet food feeder is provided with the vacuumizing component, when the flip cover 8 seals the grain outlet 3 at the bottom end of the grain storage bin 1, the vacuum extracting component can empty air in the grain storage bin 1, the food in the feeder is not easy to go bad, and the quality of the food stored in the feeder is ensured.
As shown in fig. 3, in this embodiment, the vacuum pumping assembly includes a vacuum pump 10, the vacuum pump 10 is communicated with the grain storage bin 1 through a pipeline, the pipeline is provided with a vacuum pump air inlet valve and a pressure exhaust valve communicated with the grain storage bin 1, in this embodiment, the vacuum pump 10 is used to exhaust air in the grain storage bin 1, so as to enable the grain storage bin 1 to be in a vacuum state, of course, in other embodiments, the vacuum pumping element of the vacuum pumping assembly can be specifically selected according to the actual needs of customers, and no specific limitation is made here, as long as the air in the grain storage bin 1 can be exhausted.
As shown in fig. 3-5, in this embodiment, one end of the flip 8 is hinged to the bottom end of the grain storage 1, and the flip 8 can be turned to seal or open the grain outlet 3 at the bottom end of the grain storage 1. Specifically, the flip driving component 9 comprises a torsion spring 14 and a linear pushing component 15, the linear pushing component 15 pushes the flip 8 to seal the grain outlet 3 at the bottom end of the grain storage bin 1 in a turnover manner, and the torsion spring 14 keeps the trend that the flip 8 opens the grain outlet 3 at the bottom end of the grain storage bin 1 in a turnover manner. Further, the linear pushing assembly 15 comprises a driving motor 16, a first gear 11 and a first rack 12, the gear is engaged with the first rack 12, the driving motor 16 can drive the first gear 11, and further drive the first rack 12 through the first gear 11, so that the first rack 12 is linearly moved back and forth, and the flip cover 8 is pushed by the movement of the first rack 12 to be capable of sealing the grain outlet 3 in a turnover manner. In addition, a plurality of reduction gear sets can be arranged between the driving motor 16 and the first gear 11, so as to reduce the speed and improve the output torque, furthermore, one end of the first rack 12 is provided with a roller 13, the roller 13 can rotate around the self-axis, and the roller 13 can be driven by the rack to push the flip cover 8, so that the flip cover can seal the grain outlet 3 in a turnover manner.
As shown in fig. 2 and fig. 4-5, in this embodiment, the bottom end of the grain storage bin 1 is provided with a grain outlet barrel 17, the top end of the grain outlet barrel 17 is communicated with the grain outlet 3, the flip lid 8 is used for sealing or opening the opening at the bottom end of the grain outlet barrel 17, a sealing plate 18 is arranged in the grain storage bin 1, the first rack 12 is connected with a second rack 19, the second rack 19 is connected with a second gear 20 in a meshing manner, the second gear 20 is connected with a rotating rod 21, the rotating rod 21 is arranged to rotate around the axis, the sealing plate 18 is connected with the rotating rod 21, under the driving of the second rack 19, the second rack 19 can move linearly back and forth, the second rack 19 drives the second gear 20 to rotate clockwise or counterclockwise, and further the sealing plate 18 can rotatably seal or open the opening at the top end of the grain outlet barrel 17 through the rotation of the rotating rod 21, it can be seen that when the vacuumizing assembly evacuates air in the grain storage bin 1, the opening at the bottom end of the grain discharging cylinder 17 is sealed by a flip cover 8 (a vacuum sealing valve), and the opening at the top end of the grain discharging cylinder 17 is also sealed by a sealing plate 18.
The pet feeder has the following specific vacuumizing process:
step 1: the closing plate 18 is driven to rotatably seal the opening at the top end of the grain discharging barrel 17, so that the pet food in the grain storage bin 1 does not fall out;
step 2: the opening at the bottom end of the grain discharging barrel 17 can be rotationally sealed after the flip cover 8 is driven (as shown in figure 5);
and step 3: the vacuum pump starts to work, and the air in the grain storage bin 1 is exhausted through the air inlet valve of the vacuum pump and the air outlet of the vacuum pump, so that the interior of the grain storage bin 1 is in a vacuum state.
The pet feeder specifically comprises a grain releasing process:
step 1: when the grain needs to be discharged, the pressure discharge valve is started, the interior of the grain storage bin 1 is inflated again through the pressure discharge valve, and after the air pressure outside the bin in the grain storage bin 1 is consistent;
step 2: the opening at the bottom end of the grain discharging barrel 17 can be rotationally opened after the flip cover 8 is driven;
and step 3: the closing plate 18 is driven to open the opening at the top end of the grain discharging barrel 17 in a rotating way, and the pet feeder starts to discharge grains again.
As shown in fig. 1-4, in this embodiment, the bottom end of grain bin 1 is a spherical surface protruding downward, and sealing plate 18 is a spherical surface matching with the bottom end of grain bin 1.
As shown in fig. 4-5, in the present embodiment, an annular sealing ring 22 is disposed in the lid 8, and when the lid 8 seals the opening at the bottom end of the grain discharging tube 17 of the grain storage bin 1, the annular sealing ring 22 can improve the sealing property between the lid 8 and the bottom end of the grain discharging tube 17.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (9)
1. An evacuated pet food dispensing device, comprising:
a grain storage bin;
the top end of the grain storage bin is provided with a grain feeding port, the bottom end of the grain storage bin is provided with a grain outlet, and a sealing cover is arranged above the grain feeding port and used for sealing the grain feeding port at the top end of the grain storage bin;
a base;
the grain storage bin is arranged above the base, and the base is used for supporting the grain storage bin;
the pet food guide device comprises a base, a guide cylinder, a discharge hole, a guide cylinder and a guide rod, wherein the side wall of the base is provided with the discharge hole, the guide cylinder is arranged inside the base and used for guiding pet food after the pet food falls out from a food outlet of a food storage bin according to self weight, and the pet food is led out from the discharge hole in the side wall of the base;
the turnover cover is used for sealing or opening the grain outlet at the bottom end of the grain storage bin;
the turnover cover driving component is used for driving the turnover cover to seal or open the grain outlet at the bottom end of the grain storage bin;
and the vacuum pumping assembly is used for evacuating the air in the grain storage bin.
2. The evacuated pet feeder of claim 1, wherein the evacuation assembly comprises a vacuum pump in communication with the grain storage bin via a conduit.
3. The evacuated pet feeder of claim 1, wherein one end of the flip is hinged to the bottom end of the storage bin, and the flip is used for sealing or opening the grain outlet at the bottom end of the storage bin in a flip manner.
4. The evacuated pet feeder of claim 3, wherein the flip cover driving assembly comprises a torsion spring and a linear pushing assembly, the linear pushing assembly is used for pushing the flip cover to flip to seal the grain outlet at the bottom end of the grain storage bin, and the torsion spring is used for maintaining the tendency of the flip cover to flip to open the grain outlet at the bottom end of the grain storage bin.
5. The evacuated pet feeder of claim 4, wherein the linear pushing assembly comprises a driving motor, a first gear and a first rack, the first gear is engaged with the first rack, the driving motor is used for driving the gear, and further the rack is driven by the gear to linearly move back and forth, so that the flip cover is pushed by the movement of the rack to reversibly seal the grain outlet.
6. The evacuated pet food dispensing device as claimed in claim 5, wherein the first rack has a roller at one end thereof, the roller being rotatable around a self-axis, the roller being adapted to be driven by the rack to push the lid to be turned over to seal the outlet.
7. The evacuated pet feeder of claim 5, wherein the bottom of the storage bin is provided with a dispensing tube, the top of the dispensing tube is connected to the dispensing opening, the lid is used for sealing or opening the opening at the bottom of the dispensing tube, a sealing plate is arranged in the storage bin, the first rack is connected to a second rack, the second rack is connected to a second gear in a meshing manner, the second gear is connected to a rotating rod, the rotating rod is arranged to rotate around the axis, the sealing plate is connected to the rotating rod, the second rack is used for driving the second gear to rotate clockwise or counterclockwise when moving back and forth linearly, and further the sealing plate is driven to rotate or open the opening at the top of the dispensing tube by the rotation of the rotating rod.
8. The evacuated pet food dispensing device as claimed in claim 7, wherein the bottom end of the storage bin is formed in a spherical shape protruding downward, and the sealing plate is formed in a spherical shape fitting with the bottom end of the storage bin.
9. The evacuated pet feeder of claim 7, wherein an annular sealing ring is disposed in the lid, the annular sealing ring being configured to improve the sealing between the lid and the bottom end of the dispensing tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111084300.9A CN113711936B (en) | 2021-09-16 | 2021-09-16 | Vacuum-pumping type pet feeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111084300.9A CN113711936B (en) | 2021-09-16 | 2021-09-16 | Vacuum-pumping type pet feeder |
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| Publication Number | Publication Date |
|---|---|
| CN113711936A true CN113711936A (en) | 2021-11-30 |
| CN113711936B CN113711936B (en) | 2023-01-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111084300.9A Active CN113711936B (en) | 2021-09-16 | 2021-09-16 | Vacuum-pumping type pet feeder |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114258865A (en) * | 2021-12-21 | 2022-04-01 | 浙江硕芯智能科技有限公司 | Automatic grain storage tank in vacuum |
| CN114711158A (en) * | 2022-03-23 | 2022-07-08 | 深圳有哈科技有限公司 | Automatic vacuumizing feeding device |
| CN114916457A (en) * | 2022-06-09 | 2022-08-19 | 深圳有哈科技有限公司 | Vacuumizing feeder |
| CN114946683A (en) * | 2022-05-31 | 2022-08-30 | 广州觅凹文化科技有限公司 | Storage barrel capable of automatically supplementing pet food and using method thereof |
| CN114946678A (en) * | 2022-05-31 | 2022-08-30 | 广州觅凹文化科技有限公司 | Pet food storage feeder based on vacuum storage and using method thereof |
| CN115500275A (en) * | 2022-09-30 | 2022-12-23 | 苏州宠咕咕技术有限公司 | Pet feeder |
| CN117016409A (en) * | 2023-09-18 | 2023-11-10 | 唐山康贝宠物用品有限公司 | Pet cage with timing food feeding function |
| WO2023240822A1 (en) * | 2022-06-16 | 2023-12-21 | 小佩网络科技（上海）有限公司 | Pet feeder |
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| CN114258865A (en) * | 2021-12-21 | 2022-04-01 | 浙江硕芯智能科技有限公司 | Automatic grain storage tank in vacuum |
| CN114711158A (en) * | 2022-03-23 | 2022-07-08 | 深圳有哈科技有限公司 | Automatic vacuumizing feeding device |
| CN114946683A (en) * | 2022-05-31 | 2022-08-30 | 广州觅凹文化科技有限公司 | Storage barrel capable of automatically supplementing pet food and using method thereof |
| CN114946678A (en) * | 2022-05-31 | 2022-08-30 | 广州觅凹文化科技有限公司 | Pet food storage feeder based on vacuum storage and using method thereof |
| CN114916457A (en) * | 2022-06-09 | 2022-08-19 | 深圳有哈科技有限公司 | Vacuumizing feeder |
| WO2023240822A1 (en) * | 2022-06-16 | 2023-12-21 | 小佩网络科技（上海）有限公司 | Pet feeder |
| CN115500275A (en) * | 2022-09-30 | 2022-12-23 | 苏州宠咕咕技术有限公司 | Pet feeder |
| CN117016409A (en) * | 2023-09-18 | 2023-11-10 | 唐山康贝宠物用品有限公司 | Pet cage with timing food feeding function |
| CN117016409B (en) * | 2023-09-18 | 2024-02-23 | 唐山康贝宠物用品有限公司 | Pet cage with timing food feeding function |
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