Automatic water replenishing and metering system for zoo

Abstract

The invention relates to the technical field of animal feeding equipment, in particular to an automatic water replenishing and metering system for a zoo, which is mainly composed of a drawing type drinking water box main body, a protective shell, a weighing module, a control unit and a water adding device. The drinking water box main body is designed to be of a drawable structure, so that a user can quickly take out the drinking water box to thoroughly clean the drinking water box, and drinking water sanitation is ensured; the protective shell is arranged on the outer side of the pull-out type water drinking box body, the pull-out type water drinking box body can be effectively prevented from being damaged or polluted by animals, and then the service life of the water drinking equipment is prolonged; through mutual cooperation of the weighing module and the control unit, an automatic water adding function can be realized, so that manual intervention is reduced, and the feeding efficiency is improved; by arranging the weighing module, the water volume in the pull-out type drinking water box body can be monitored in real time, it is ensured that the water volume in the pull-out type drinking water box body is always kept within the set water volume threshold value range, and then the situation that the water volume is insufficient or wasted is avoided.

Description

Technical Field

[0001] The present invention relates to the technical field of animal breeding equipment, in particular to an automatic water replenishing and metering system for a zoo. Background Art

[0002] Cleaning and maintaining drinking water equipment is crucial in animal husbandry. While traditional animal drinking water boxes are simple in structure, they are difficult to clean and lack protective measures, making them susceptible to damage or contamination by animals. While existing automatic drinking water systems offer some functionality, they still lack ease of cleaning and protective features.

[0003] To this end, the present invention provides an automatic water replenishing and metering system for a zoo. Summary of the Invention

[0004] Based on this, it is necessary to provide an automatic water replenishment and metering system for zoos to address the above technical problems. The automatic water replenishment and metering system has the advantages of easy cleaning, strong protection, automatic water addition and accurate water metering.

[0005] To achieve the above-mentioned purpose, the technical solution of the present invention is as follows: an automatic water replenishment and metering system for a zoo, comprising: a pull-out drinking water box body, the pull-out drinking water box body being movably connected to the inside of a protective shell, the pull-out drinking water box body being used to hold drinking water for animals; a protective shell, a side of the protective shell being provided with a first opening, the pull-out drinking water box body being movably connected to the inside of the protective shell through the first opening, the protective shell being used to accommodate and protect the pull-out drinking water box body, and a protective structure to prevent damage by animals being provided on a side of the protective shell corresponding to the first opening; a weighing module, the weighing module being fixedly mounted on the bottom of the protective shell and penetrating the protective shell and the pull-out drinking water box body. The bottoms of the water box bodies are abutted against each other, and the weighing module is used to monitor the water volume in the pull-out water box body in real time and transmit the output signal to the control unit; the control unit is electrically connected to the weighing module, used to receive the output signal of the weighing module, and set the corresponding water volume threshold according to the drinking water needs of different animals, and based on the corresponding water volume threshold, execute control of the water adding device; the water adding device is arranged above the pull-out water box body, and the water adding device is electrically connected to the control unit, and is used to automatically add water to the pull-out water box body in response to the output signal of the control unit until the water volume in the pull-out water box body reaches the set water volume threshold upper limit.

[0006] As a further solution of the present invention, the pull-out drinking water box body includes a first hollow shell structure in the shape of a rectangular parallelepiped, and a second opening is provided on the top of the first hollow shell structure. The second opening is used for animals to drink water and receive drinking water output by the water adding device. The first shell structure is provided with a handle on the side facing the first opening for facilitating the pulling out and putting back of the pull-out drinking water box body.

[0007] As a further solution of the present invention, the first shell structure is made of food-grade stainless steel.

[0008] As a further solution of the present invention, the protective shell includes a second hollow shell structure in the shape of a rectangular parallelepiped, a third opening is provided at the top of the second hollow shell structure, the position of the third opening corresponds one-to-one to the position of the second opening, and a fourth opening is provided at the bottom of the second hollow shell structure.

[0009] As a further solution of the present invention, the protective structure includes a left side enclosure unit, an upper side enclosure unit, a right side enclosure unit and a lower side enclosure unit arranged along the outer circumference of the side of the second hollow shell structure. The left side enclosure unit, the upper side enclosure unit and the right side enclosure unit are all plate-like structures extending outward, and the lower side enclosure unit is an L-shaped structure extending upward. The lower side enclosure unit is used to prevent the pull-out water box body from detaching from the second hollow shell structure due to accidental external collision.

[0010] As a further solution of the present invention, the weighing module includes a base and a weighing sensor, the weighing sensor is fixedly installed on the base, the base is fixedly installed on the bottom of the protective shell, the weighing sensor passes through the fourth opening and abuts against the bottom of the pull-out water box body, and the weighing sensor is electrically connected to the control unit.

[0011] As a further solution of the present invention, the control unit also includes a communication module, which is connected to the remote service terminal network through the communication module, and is used to remotely monitor and control the working status of the water adding device and monitor the water amount in the pull-out water box body.

[0012] As a further solution of the present invention, the water adding device includes a water inlet pipe and a solenoid valve. The input end of the water inlet pipe is connected to the output end of the external water source, and is used to transport drinking water from the external water source into the pull-out drinking water box body. The water inlet pipe is provided with a solenoid valve, and the solenoid valve is electrically connected to the control unit. After responding to the output signal of the control unit, it is used to automatically add water to the pull-out drinking water box body until the water level in the pull-out drinking water box body reaches a set water level threshold upper limit.

[0013] As a further solution of the present invention, it also includes a filtering structure, which is connected to the rotary seal and installed at the output end of the water inlet pipe for filtering drinking water transported from an external water source.

[0014] As a further solution of the present invention, the filtering structure includes a cover body screwed and installed at the output end of the water inlet pipe, and a filter screen embedded in the cover body.

[0015] The automatic water replenishment and metering system for zoos provided by the present invention has the following beneficial effects: 1. Easy to clean: the drinking water box body is designed to be a pull-out structure, and the user can quickly take it out for thorough cleaning to ensure the hygiene of drinking water; 2. Strong protection: by providing a protective shell on the outside of the pull-out drinking water box body, it can effectively prevent animals from damaging or contaminating the pull-out drinking water box body, thereby extending the service life of the drinking water equipment; 3. Automatic water addition: through the mutual cooperation of the weighing module and the control unit, the automatic water addition function can be realized to reduce manual intervention and thus improve feeding efficiency; 4. Accurate metering: by providing the weighing module, the status of the pull-out drinking water box body can be monitored in real time. The amount of water in the body ensures that the amount of water in the pull-out drinking water box body is always maintained within the set water threshold range, thereby avoiding insufficient water or waste; 5. Simple structure: The automatic water replenishment and metering system has a simple structure, is easy to manufacture and maintain, has low cost, and is suitable for large-scale promotion and use; 6. Hygiene and safety: The pull-out drinking water box body is made of food-grade stainless steel, which can ensure the hygiene and safety of animal drinking water. At the same time, through the mutual cooperation of the filtering structure, the water quality can be further improved; 7. Intelligent management: By setting up a communication module, the user can remotely monitor and control the working status of the water adding device and monitor the water amount in the pull-out drinking water box body to achieve intelligent management. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The figure is a schematic structural diagram of the automatic water replenishment and metering system for zoos according to the present invention.

[0017] Figure 2 This is a schematic diagram of the assembly of the pull-out drinking water box body and the protective shell of the present invention.

[0018] Figure 3 It is a structural schematic diagram of the pull-out drinking water box main body of the present invention.

[0019] Figure 4 It is a structural schematic diagram of the protective shell of the present invention.

[0020] Figure 5 It is a structural schematic diagram of the weighing module of the present invention.

[0021] Figure 6 It is a structural schematic diagram of the assembly of the filtering structure and the water inlet pipe of the present invention.

[0022] Figure 7 It is a bottom view of the filtering structure of the present invention.

[0023] Figure 8 The figure is a system structure block diagram of the automatic water replenishment and metering system for zoos according to the present invention.

[0024] Figure numerals: protective shell 1, pull-out drinking water box body 2, weighing module 3, solenoid valve 4, water inlet pipe 5, first hollow shell structure 6, second opening 7, handle 8, weighing sensor 9, base 10, second hollow shell structure 11, third opening 12, first opening 13, fourth opening 14, left side enclosure unit 15, upper side enclosure unit 16, right side enclosure unit 17, lower side enclosure unit 18, cover body 19, filter screen 20. DETAILED DESCRIPTION

[0025] The embodiments of the present application will be described in detail below. Examples of the embodiments are shown in the accompanying drawings, where the same or similar reference numerals throughout represent the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present application, and are not to be construed as limitations on the present application. In addition, the following embodiments and features in the embodiments may be combined with each other unless there is a conflict. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present application.

[0026] Reference Attachment Figure 1-8 The invention discloses an automatic water replenishing and metering system for zoos, which mainly consists of a pull-out drinking water box body 2, a protective shell 1, a weighing module 3, a control unit and a water adding device.

[0027] According to one embodiment of the present application, Figure 2-3 In order to improve the cleaning convenience of drinking water equipment, the present application optimizes the structure of the existing drinking water box, designs the drinking water box into a pull-out structure, and cooperates with the protective shell 1 to achieve the purpose of users quickly taking it out for cleaning. Specifically, the drinking water box of the present application is a pull-out drinking water box main body 2, which is movably connected to the inside of the protective shell 1. The pull-out drinking water box main body 2 is used to hold drinking water for animals. It should be noted that the connection method between the pull-out drinking water box main body 2 and the protective shell 1 of the present application is a pull-out connection. When in use, the user only needs to pull out the pull-out drinking water box main body 2 to separate the pull-out drinking water box main body 2 from the protective shell 1, so as to achieve the purpose of convenient cleaning.

[0028] According to one embodiment of the present application, Figure 3The pull-out drinking water box body 2 includes a first hollow shell structure 6 in the shape of a rectangular parallelepiped. A second opening 7 is provided on the top of the first hollow shell structure 6. The second opening 7 is used for animals to drink water and receive drinking water output by the water adding device. A handle 8 for conveniently pulling out and putting back the pull-out drinking water box body 2 is provided on the side of the first shell structure facing the first opening 13. The first shell structure is made of food-grade stainless steel.

[0029] According to one embodiment of the present application, the pull-out drinking water box body 2 of the present application is designed as a rectangular hollow shell structure, which matches the protective shell 1 designed as a rectangular hollow shell structure, so as to facilitate the accommodation and protection of the pull-out drinking water box body 2; at the same time, the pull-out drinking water box body 2 of the present application is made of food-grade stainless steel (such as food-grade 304 stainless steel), which has good corrosion resistance and hygiene, and is suitable for animal drinking water; in addition, in order to realize the function of animal drinking water and receive drinking water output by the water adding device, a second opening 7 is opened on the top of the pull-out drinking water box body 2. When in use, the animal can drink the drinking water in the pull-out drinking water box body 2 through the second opening 7, and when it is necessary to automatically add water to the pull-out drinking water box body 2, the drinking water can be transported into the pull-out drinking water box body 2 through the second opening 7 to achieve the automatic water adding function.

[0030] According to one embodiment of the present application, Figure 4 In order to effectively prevent animals from damaging and contaminating the pull-out drinking water box body 2, the present application designs a protective shell 1 on the outside of the pull-out drinking water box body 2. Specifically, a first opening 13 is provided on the side of the protective shell 1. The pull-out drinking water box body 2 is movably connected to the inside of the protective shell 1 through the first opening 13. The protective shell 1 is used to accommodate and protect the pull-out drinking water box body 2.

[0031] According to one embodiment of the present application, Figure 4 The protective shell 1 includes a second hollow shell structure 11 in the shape of a rectangular parallelepiped. A third opening 12 is provided at the top of the second hollow shell structure 11. The position of the third opening 12 corresponds one-to-one to the position of the second opening 7. A fourth opening 14 is provided at the bottom of the second hollow shell structure 11.

[0032] According to one embodiment of the present application, the protective housing 1 is made of a high-strength material (such as 410 stainless steel) and has excellent wear resistance and mechanical properties, making it suitable for use in scenarios where it can withstand external impact or animal damage. Furthermore, to facilitate drinking water for the animal and receive drinking water output by the water filling device, a third opening 12 is provided at the top of the protective housing 1, corresponding to the position of the second opening 7. During use, the animal can drink drinking water from the pull-out drinking box body 2 through the third opening 12 and the second opening 7, respectively. Furthermore, when automatic water addition is required, drinking water can be delivered to the pull-out drinking box body 2 through the third opening 12 and the second opening 7, thereby facilitating automatic water addition. Furthermore, to monitor the water level within the pull-out drinking box body 2 in real time, a fourth opening 14 is provided at the bottom of the protective housing 1, allowing the weighing module 3 to penetrate the protective housing 1 and abut against the bottom of the pull-out drinking box body 2, thereby monitoring the water level within the pull-out drinking box body 2.

[0033] According to one embodiment of the present application, Figure 4 In order to further improve the protection of the protective shell 1 to the pull-out drinking water box body 2, the protective shell 1 of the present application is also provided with a protective structure on the side corresponding to the first opening 13 to prevent animal damage. Specifically, the protective structure of the present application includes a left-side enclosure unit 15, an upper-side enclosure unit 16, a right-side enclosure unit 17 and a lower-side enclosure unit 18 arranged along the outer periphery of the side of the second hollow shell structure 11. The left-side enclosure unit 15, the upper-side enclosure unit 16 and the right-side enclosure unit 17 are all plate-like structures extending outward, and the lower-side enclosure unit 18 is an L-shaped structure extending upward. The lower-side enclosure unit 18 is used to prevent the pull-out drinking water box body 2 from detaching from the second hollow shell structure 11 due to accidental external collision.

[0034] According to one embodiment of the present application, in order to prevent animals from damaging the pull-out drinking box body 2 or prevent the pull-out drinking box body 2 from being separated from the second hollow shell structure 11 due to accidental external collision, a left side enclosure unit 15, an upper side enclosure unit 16, a right side enclosure unit 17 and a lower side enclosure unit 18 are respectively provided on the pull-out side of the protective shell 1. The left side enclosure unit 15, the upper side enclosure unit 16, the right side enclosure unit 17 and the lower side enclosure unit 18 are used to protect the pull-out side of the protective shell 1 to prevent animals from damaging the pull-out side of the protective shell 1; When the pull-out drinking box body 2 is pulled out, the user only needs to lift the handle 8 upward and pull the pull-out drinking box body 2 outward to separate the pull-out drinking box body 2 from the protective shell 1, so that the user can quickly take out the pull-out drinking box body 2 and clean it.

[0035] According to one embodiment of the present application, Figure 5 In order to monitor the water level in the pull-out drinking water box main body 2 in real time, the present application further provides a weighing module 3 at the bottom of the protective shell 1. The weighing module 3 penetrates the protective shell 1 and abuts against the bottom of the pull-out drinking water box main body 2. The weighing module 3 is used to monitor the water level in the pull-out drinking water box main body 2 in real time and transmit the output signal to the control unit. Specifically, the weighing module 3 of the present application includes a base 10 and a weighing sensor 9. The weighing sensor 9 is fixedly mounted on the base 10, and the base 10 is fixedly mounted on the bottom of the protective shell 1. The weighing sensor 9 penetrates the fourth opening 14 and abuts against the bottom of the pull-out drinking water box main body 2. The weighing sensor 9 is electrically connected to the control unit.

[0036] According to one embodiment of the present application, Figure 5 The base 10 of the present application can be fixed to the bottom of the protective shell 1 by bolts, and the base 10 is also provided with fixing holes for fixing the automatic water replenishment and metering system to the ground; the weighing sensor 9 is in contact with the bottom of the pull-out drinking water box body 2, so that the water amount in the pull-out drinking water box body 2 can be monitored in real time, and the water amount data is transmitted to the control unit through the output signal of the weighing sensor 9, so that the control unit can control the water adding device according to the real-time water amount data to achieve the purpose of accurately measuring the water amount.

[0037] According to one embodiment of the present application, Figure 8In order to realize the function of automatic water addition, the present application also designs a control unit. Specifically, the control unit is electrically connected to the weighing module 3, and is used to receive the output signal of the weighing module 3, and set the corresponding water volume threshold according to the drinking water needs of different animals, and execute the control of the water adding device based on the corresponding water volume threshold.

[0038] According to one embodiment of the present application, the control unit can set a corresponding water volume threshold according to the drinking water needs of different animals, and compare it with the set water volume threshold based on the received output signal of the weighing sensor 9. If the real-time water volume is less than the set water volume threshold, the water adding device can be controlled to work to achieve automatic water addition to the pull-out drinking water box body 2. If the real-time water volume is greater than the set water volume threshold, the water adding device can be controlled not to work to avoid insufficient or wasteful water.

[0039] According to one embodiment of the present application, in order to realize intelligent management, refer to the attached Figure 8 The control unit also includes a communication module. The control unit is connected to the remote service terminal network through the communication module for remotely monitoring and controlling the working status of the water adding device and monitoring the water volume in the pull-out drinking water box body 2. Specifically, the communication module can be one of 4G, 5G, Bluetooth, WIFI or ZigBee. The communication module is used to transmit information for remote dynamic control of the working status of the automatic water replenishment and metering system. In addition, the remote service terminal can be a mobile phone or other smart device (such as a computer) to achieve remote monitoring and control.

[0040] According to one embodiment of the present application, in order to realize the function of automatic water addition, the present application also designs a water adding device. Specifically, the water adding device is arranged above the pull-out drinking water box body 2. The water adding device is electrically connected to the control unit and is used to automatically add water into the pull-out drinking water box body 2 in response to the output signal of the control unit until the water level in the pull-out drinking water box body 2 reaches the set water level threshold upper limit.

[0041] According to one embodiment of the present application, Figure 1 The water adding device includes a water inlet pipe 5 and a solenoid valve 4. The input end of the water inlet pipe 5 is connected to the output end of the external water source and is used to transport drinking water from the external water source into the pull-out drinking water box body 2. The water inlet pipe 5 is provided with a solenoid valve 4. The solenoid valve 4 is electrically connected to the control unit and is used to automatically add water to the pull-out drinking water box body 2 in response to an output signal of the control unit until the water level in the pull-out drinking water box body 2 reaches a set water level threshold upper limit.

[0042] According to one embodiment of the present application, the water inlet pipe 5 of the present application is connected to an external water source, and under the action of the solenoid valve 4, the on-off state of the drinking water is controlled, so that after responding to the output signal of the control unit, the water adding state is automatically started until the water level in the pull-out drinking water box body 2 reaches the set water level threshold upper limit.

[0043] According to one embodiment of the present application, Figure 6 In order to further improve the quality of drinking water, the present application also designs a filtering structure. Specifically, the filtering structure is connected to the rotary seal and installed at the output end of the water inlet pipe 5 to filter the drinking water transported by the external water source.

[0044] According to one embodiment of the present application, Figure 6-7 The filtering structure includes a cover body 19 screwed and installed at the output end of the water inlet pipe 5 and a filter screen 20 embedded and installed on the cover body 19.

[0045] According to one embodiment of the present application, when water is added automatically, the solenoid valve 4 is opened by the control unit. At this time, drinking water quickly flows into the water inlet pipe 5 from the external water source and enters the pull-out drinking water box body 2 through the water inlet pipe 5. The filtering structure at the output end of the water inlet pipe 5 uses the filter mesh 20 in the filtering structure to filter the drinking water, so as to achieve the purpose of improving the water quality of the drinking water.

[0046] In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inside", "front", "center", "both ends", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0047] In addition, the terms "first", "second", "third" and "fourth" are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first", "second", "third" and "fourth" may explicitly or implicitly include at least one such feature.

[0048] In the present invention, unless otherwise clearly stipulated and limited, the terms "install", "set", "connect", "fix", "screw" and the like should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the present invention according to the specific circumstances.

[0049] The above content is a further detailed description of the present invention in conjunction with specific embodiments, and the specific implementation of the present invention cannot be considered to be limited to these descriptions. For those skilled in the art of the present invention, without departing from the concept of the present invention, several simple deductions or substitutions can be made, which should be considered to fall within the scope of protection of the present invention.

Claims

1. An automatic water replenishment and metering system for a zoo, characterized in that: include: A pull-out drinking water box body, the pull-out drinking water box body being movably connected to the interior of the protective shell and being used to hold drinking water for the animal; A protective shell having a first opening on a side thereof, the pull-out drinking water box body being movably connected to the interior of the protective shell through the first opening, the protective shell being used to accommodate and protect the pull-out drinking water box body, and a protective structure for preventing animal damage being provided on a side of the protective shell corresponding to the first opening; A weighing module, which is fixedly mounted on the bottom of the protective housing and penetrates the protective housing to abut against the bottom of the pull-out drinking water box body. The weighing module is used to monitor the water level in the pull-out drinking water box body in real time and transmit the output signal to the control unit; a control unit electrically connected to the weighing module, configured to receive an output signal from the weighing module, set corresponding water volume thresholds according to the drinking water needs of different animals, and control the water adding device based on the corresponding water volume thresholds; A water adding device is provided above the pull-out drinking water box body. The water adding device is electrically connected to the control unit and is used to automatically add water to the pull-out drinking water box body in response to an output signal from the control unit until the water level in the pull-out drinking water box body reaches a set water level threshold upper limit.

2. The automatic water replenishment and metering system for a zoo according to claim 1, characterized in that: The pull-out drinking water box body includes a first hollow shell structure in the shape of a rectangular parallelepiped, and a second opening is provided on the top of the first hollow shell structure. The second opening is used for animals to drink water and receive drinking water output by the water adding device. A handle is provided on the side of the first shell structure facing the first opening for facilitating the pulling out and putting back of the pull-out drinking water box body.

3. The automatic water replenishment and metering system for a zoo according to claim 2, characterized in that: The first shell structure is made of food-grade stainless steel.

4. The automatic water replenishment and metering system for a zoo according to claim 1, characterized in that: The protective shell includes a second hollow shell structure in a rectangular shape, a third opening is provided on the top of the second hollow shell structure, and the position of the third opening corresponds to the position of the second opening. A fourth opening is provided on the bottom of the second hollow shell structure.

5. The automatic water replenishment and metering system for a zoo according to claim 4, characterized in that: The protective structure includes a left side enclosure unit, an upper side enclosure unit, a right side enclosure unit and a lower side enclosure unit arranged along the outer circumference of the side of the second hollow shell structure. The left side enclosure unit, the upper side enclosure unit and the right side enclosure unit are all plate-like structures extending outward, and the lower side enclosure unit is an L-shaped structure extending upward. The lower side enclosure unit is used to prevent the pull-out drinking water box body from detaching from the second hollow shell structure due to accidental external collision.

6. The automatic water replenishment and metering system for a zoo according to claim 4, characterized in that: The weighing module includes a base and a weighing sensor, the weighing sensor is fixedly installed on the base, the base is fixedly installed on the bottom of the protective shell, the weighing sensor passes through the fourth opening and abuts against the bottom of the pull-out drinking box body, and the weighing sensor is electrically connected to the control unit.

7. The automatic water replenishment and metering system for a zoo according to claim 1, characterized in that: The control unit also includes a communication module, which is connected to the remote service terminal network through the communication module and is used to remotely monitor and control the working status of the water adding device and monitor the water volume in the pull-out drinking water box body.

8. The automatic water replenishment and metering system for a zoo according to claim 1, characterized in that: The water adding device includes a water inlet pipe and a solenoid valve. The input end of the water inlet pipe is connected to the output end of the external water source and is used to transport drinking water from the external water source into the pull-out drinking water box body. The water inlet pipe is provided with a solenoid valve, which is electrically connected to the control unit and is used to automatically add water to the pull-out drinking water box body in response to the output signal of the control unit until the water level in the pull-out drinking water box body reaches a set water level threshold upper limit.

9. The automatic water replenishment and metering system for a zoo according to claim 8, characterized in that: It also includes a filtering structure, which is connected to a rotary seal and installed at the output end of the water inlet pipe for filtering drinking water delivered by an external water source.

10. The automatic water replenishment and metering system for a zoo according to claim 9, characterized in that: The filtering structure comprises a cover body which is screwed and installed at the output end of the water inlet pipe, and a filter screen which is embedded and installed on the cover body.

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