WO2019227898A1

WO2019227898A1 - Automatic moisture-resistant feeder having set feeding time and amount

Info

Publication number: WO2019227898A1
Application number: PCT/CN2018/120995
Authority: WO
Inventors: 肖怀宇; 肖立人
Original assignee: 深圳市希腾电器有限公司
Priority date: 2018-05-30
Filing date: 2018-12-14
Publication date: 2019-12-05
Also published as: CN108432684B; CN108432684A

Abstract

An automatic moisture-resistant feeder having a set feeding time and amount comprises a container (1), a feeding device (2), and a control device (3). The feeding device (2) comprises a motor (21), a worm screw (22), a sleeve (23), a screw (24), a plunger (25), and an elastic member (26). The sleeve (23) is slidably mounted in the container (1), sleeved on the outer circumference of the worm screw (22), and drivingly connected to the worm screw (22) by a thread. The screw (24) is slidably mounted in the container (1) and on the worm screw (22), and the screw (24) is driven by the worm screw (22) to rotate. The sleeve (23) makes contact with the screw (24). When the worm screw (22) is rotated, the screw (24) is driven to rotate and the sleeve (23) is driven to slide by the worm screw (22), and the screw (24) is pushed to slide by the sleeve (23) . The screw (24) is provided below a feeding port (111), and communicates with the feeding port (111). An outer surface of the screw (24) is provided with a helical feed slot (242) for accommodating feed. The plunger (25) is slidably mounted in the container (1) to open or close a feed discharging port (12). The plunger (25) and another end of the screw (24) are pressed together and the elastic member (26) presses the plunger (25), such that the feed discharging port (12) tends to remain closed. The motor (21) is electrically connected to the control device (3). The invention has the advantageous effects of a simple structure, dispensing a precise feeding amount, and preventing feed from getting wet.

Description

Moisture-proof timing and quantitative automatic feeder

Technical field

The invention belongs to the field of aquarium fish tank breeding equipment, and relates to an automatic feeder, in particular to a moisture-proof timing and quantitative automatic feeder.

Background technique

With the continuous improvement of people's living standards, the cultivation of family ornamental fish needs more and more. However, due to the uncertainty of the length of business trips, travel and working hours, people often cannot feed ornamental fish on time. Therefore, in order to meet people's need for ornamental fish on time, automatic feeders are designed.

In use, the feeder is placed on the water. The feeding port of the feeder is always open or incompletely sealed. When the fish needs to be fed, the feeding device is rotated by the driving device inside the feeder to make the feeding port downward, and the feed is dropped into the fish tank by its own gravity. To achieve the purpose of feeding. However, the existing automatic feeders have the following disadvantages: 1. The feeding port of the automatic feeder is often in an open or incompletely sealed state, and the feed is exposed to moisture for a long time, which is prone to mold and deterioration; 2. The feeding amount of the automatic feeder It is achieved by controlling the opening size of the feeder and the gravity and size of the feed itself. The accuracy is poor and it is difficult to achieve accurate quantitative feeding.

Summary of the Invention

An object of the present invention is to provide an automatic feeder with simple structure, accurate quantification, and prevention of feed moisture in view of the above problems. The feeding port of the automatic feeder is in a normally closed state. By sliding while rotating the screw, the feed is lifted while the feed is delivered to the feed, so that the feed falls to the feed. By controlling the number of rotations of the screw, the feed amount can be accurately controlled to achieve accurate quantitative feeding.

The objective of the present invention can be achieved by using the following technical solutions:

A moisture-proof timing and quantitative automatic feeder includes a box body, a feeding device, and a control device. The box body is provided with a container cavity for storing feed, and the bottom of the box body is provided with a blanking port, and the bottom of the container cavity is provided with Feeding port; the feeding device is arranged between the feeding port and the feeding port to feed the feed in the feeding port to the feeding port; the feeding device includes a motor, a worm, a sleeve, a screw, a plug body and an elastic member. The sleeve is slidably installed in the box, and the sleeve is sleeved on the outer circumference of the worm, and the sleeve is threadedly connected to the worm; the screw is slidably installed in the box and the worm, and the worm drives the screw to rotate; The sleeve is in contact with the screw. When the worm rotates, the worm drives the screw to rotate and drives the sleeve to slide, and the sleeve presses the screw to slide. The screw is located below the feed port and communicates with the feed port. The outer surface of the screw A spiral feed slot for receiving feed is opened on the top; the plug body can be slidably installed in the box body to open or close the feed opening, the plug body is pressed against the other end of the screw, and the elastic member is pressed against Tampon body There is a tendency to close the blanking opening; the motor is electrically connected to the control device.

As a preferred solution, the sleeve is slidably installed in the box, and the sleeve is sleeved on the outer circumference of the worm, and the sleeve is screw-connected with the worm; when the worm drives the sleeve to slide, the sleeve top The pressing screw slides to drive the screw to open the plug body; after the screw opens the plug body, the sleeve disengages the worm without being screwed with the worm.

As a preferred solution, a jack is opened in the center of the worm, and one end of the screw can be slid into the jack.

As a preferred solution, a protrusion or a chute is provided on an outer surface of the sleeve, and a chute or a protrusion corresponding to the position of the protrusion or the chute is provided on the box body; the protrusion is slidable Set in the chute.

As a preferred solution, a slider is provided on the outer surface of the sleeve, a guide rail corresponding to the position of the slider is provided in the box, and the slider is slidably sleeved on the guide rail.

As a preferred solution, a protrusion or a chute is provided on an outer surface of the screw, and a chute or a protrusion corresponding to the position of the protrusion or the chute is provided in the insertion hole; the protrusion can slide on the sleeve Set in the chute.

As a preferred solution, the control device includes a photoelectric switch for detecting the number of rotations of the worm, a display screen fixedly mounted on the box body, and an IC control board electrically connected to the photoelectric switch and the display screen.

As a preferred solution, the control device further includes a battery, and the battery provides power for controlling the display screen, the IC control board, and the motor.

As a preferred solution, the worm is provided with a protruding block, and when the worm rotates, the protruding block periodically passes through the detection end of the photoelectric switch.

As a preferred solution, the plug body is provided with a sealing ring for preventing moisture from passing through the feed opening to wet the feed.

As a preferred solution, the motor is connected to the worm through a gearbox.

The implementation of the present invention has the following beneficial effects:

1. In the present invention, since one end of the screw is slidably inserted into the socket of the worm, the screw is restrained in the circumferential direction and connected to the worm. And the sleeve is restrained by the box body in the circumferential direction and can only slide inside the box body. During work, the motor rotates forward to drive the worm. While the rotating worm drives the screw to rotate, a sleeve sleeved on the worm and screw-connected with the worm is slid along the length of the worm. The sliding sleeve pressing screw slides in the direction of the discharge port, so that the screw performs a rotating movement and a sliding movement in a horizontal direction. When the screw is rotating, the feed falling from the feeding port is rolled into the spiral feed slot, and when the screw is performing sliding motion, the feed in the spiral feed slot is pushed toward the feed opening. Because the plug body is pressed by the elastic member and connected to the screw, the plug body is pushed open during the sliding movement of the screw, so that the feed in the spiral hopper is dropped into the fish tank through the feed opening, and the ornamental fish is fed. The capacity of the spiral trough of the feeding device is quantitative. Since the sliding distance of the sleeve is equal to the sliding distance of the sleeve, the sliding distance of the sleeve can be accurately controlled by controlling the number of rotations of the screw, and the sliding distance of the screw can be accurately controlled to achieve accurate control of the feeding amount. Advantages of accurate dosing and protection of feed moisture.

2. In the present invention, due to the constraints of the protrusion and the chute, the sleeve can only slide inside the box. When the worm rotates, the sleeve sleeved on the worm and connected to the worm's screw drive is driven by the worm and can only slide along the length of the worm, so that when the worm rotates, the sleeve can press against the screw to slide and realize the screw. The purpose of simultaneous rotation and sliding movement has the advantages of simple structure, clever design and stability and reliability.

3. During the working process of the conveying device of the present invention, the worm rotates forward to drive the sleeve to slide, and the sleeve pressing screw slides to open the plug body. And after the plug body is fully opened to open the blanking port, the threaded connection between the sleeve and the worm is released, so that the sleeve can slip on the screw and can no longer slide forward. At this time, the plug body is kept open and the blanking port is fully opened, while the screw is continuously driven by the worm to rotate. When the screw rotates, the screw that feeds from the feeding port is rolled into the spiral feed slot, and the rotating spiral feed slot continuously feeds the feed to the feed opening, so that the feed in the spiral feed slot falls through the feed opening to In the aquarium, feeding ornamental fishes, the control of the feed opening and the feeding of the feed are skillfully combined and performed simultaneously, which ensures the safety of the feed and greatly improves the efficiency of the feeding.

BRIEF DESCRIPTION OF THE DRAWINGS

In order to more clearly explain the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings in the following description are merely These are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without paying creative labor.

1 is a cross-sectional view of a moisture-proof timing and quantitative automatic feeder according to the present invention;

2 is an exploded view of the moisture-proof timing and quantitative automatic feeder of the present invention;

FIG. 3 is a schematic structural diagram of a plug body closing a discharging opening of a moisture-proof timing quantitative automatic feeder according to the present invention; FIG.

FIG. 4 is a schematic structural diagram of a plug opening opening of a plug body of a moisture-proof timing and quantitative automatic feeder according to the present invention.

Detailed ways

In the following, the technical solutions in the embodiments of the present invention will be clearly and completely described with reference to the drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Example 1

Referring to FIGS. 1 and 2, this embodiment relates to an automatic feeder including a box 1, a feeding device 2, and a control device 3. The box 1 is provided with a cavity 11 for storing feed, and the bottom of the box 1 A feeding opening 12 is opened, and a feeding opening 111 is opened at the bottom of the receiving chamber 11; the feeding device 2 is disposed between the feeding opening 111 and the feeding opening 12 to convey the feed in the feeding opening 111 to the feeding opening 12; The feeding device 2 includes a motor 21, a worm 22, a sleeve 23, a screw 24, a plug body 25 and an elastic member 26. The sleeve 23 is slidably installed in the box body 1, and the sleeve 23 is sleeved on the worm 22 The sleeve 23 and the worm 22 are threadedly connected; the screw 24 can be slidably installed in the casing 1 and the worm 22, and the worm 22 drives the screw 24 to rotate; the center of the worm 23 is inserted Hole 241, one end of the screw 24 can be slid into the socket 241, and the sleeve 23 is in contact with the screw 24. When the worm 22 rotates, the worm 22 drives the screw 24 to rotate and drives the sleeve 23 to slide, and the sleeve 23 The pressing screw 24 slides; the screw 24 is arranged below the feeding port 111 and communicates with the feeding port 111, and the outer surface of the screw 24 is opened The spiral trough 242 for receiving feed; the plug body 25 can be slidably installed in the box body 1 to open or close the feed opening 12, the plug body 25 is pressed against the other end of the screw 24, The elastic member 26 presses the plug body 25 and has a tendency to close the blanking opening 12; the motor 21 is electrically connected to the control device 3.

As shown in FIG. 1, FIG. 3 and FIG. 4, since one end of the screw 24 is slidably inserted into the insertion hole 241 of the worm 22, the screw 24 is restrained in the circumferential direction and connected to the worm 22. In addition, the sleeve 23 is restrained by the casing 1 in the circumferential direction and can only slide inside the casing 1. During operation, the motor 21 rotates the worm 22 forward. While the rotating worm 22 drives the screw 24 to rotate, a sleeve 23 which is sleeved on the worm 22 and is screw-connected with the worm 22 is slid along the length direction of the worm 22. The sliding sleeve 23 presses the screw rod 24 in the direction of the blanking port 12, so that the screw rod 24 performs a rotating movement and a sliding movement in a horizontal direction. When the screw 24 performs a rotary motion, the screw 24 rolls the feed dropped from the feeding port 111 into the spiral feed trough 242 and feeds the feed to the feed opening 12 through the rotation of the spiral feed trough 242, while sliding on the screw 24 During the movement, the feed in the spiral feed trough 242 is pushed in the direction of the feed opening 12. Because the plug body 25 is pressed by the elastic member to be connected to the screw, when the screw 24 performs a sliding movement, the plug body 25 is pushed open, so that the feed in the spiral feed trough 242 is dropped into the fish tank through the feed opening 12, and Ornamental fish feeding. The capacity of the spiral groove 242 of the feeding device 2 is quantitative. Since the sliding distance of the sleeve 23 is equal to the sliding distance of the screw 24, the sliding distance of the sleeve 23 can be accurately controlled by controlling the number of rotations of the worm 22, and then the sliding distance of the screw 24 can be accurately controlled, thereby achieving accurate control of the feeding amount. The problem that the feeding amount of the existing automatic feeder is achieved by controlling the opening size of the feeder and the driving time of the driving device is solved, and the problem of poor accuracy is difficult to achieve accurate quantitative feeding. And the feeding port of the automatic feeder is normally closed during the whole process. Only when feeding is needed, the motor 21 drives the worm 22 to rotate, the blanking port 12 will be opened to prevent water and gas from entering the box 1 through the blanking port 12 Inside, the feed will be damp and moldy, and has the advantages of simple structure, accurate quantification, and prevention of feed moisture.

When the control device 3 controls the motor 21 to rotate in reverse, the worm 22 rotates and drives the sleeve 23 to slide in the reverse direction. At this time, the screw 24 slides in the reverse direction under the pressure of the elastic member 26, so that the screw 24 drives the screw groove 242. The feed slides in the reverse direction, so that the feed stops pushing toward the feed opening 12, and with the reverse movement of the screw 24, the plug body 25 is reset by the elastic member 26 to close the feed opening 12, so as to stop feeding.

Specifically, the inner wall of the sleeve 23 is provided with a protrusion 232, and the worm 22 is provided with a spiral chute corresponding to the position of the protrusion 232; the protrusion 232 is slidably sleeved in the spiral chute. Of course, the inner wall of the sleeve may also be provided with an internal thread. Correspondingly, an external screw is provided on the outer circumference of the worm, and the internal thread is drivingly connected to the external thread to connect the sleeve to the worm. Set on the worm.

The elastic member 26 is a compression spring. One end of the compression spring presses against the box body, and the other end of the compression spring presses against the plug body 25 so that the plug body 25 has a tendency to close the blanking port 12. When the motor 21 rotates in the reverse direction, the sleeve 23 slides in the reverse direction, and the screw 24 is pushed by the pressure spring to slide in the reverse direction.

A protrusion 231 or a chute is provided on the outer surface of the sleeve 23, and a chute or protrusion corresponding to the protrusion 231 or the position of the chute is provided on the casing 1; the protrusion 231 can be slidably sleeved In the chute. Due to the constraints of the protrusion 231 and the chute, the sleeve 23 can only slide inside the box 1. When the worm 22 rotates, the sleeve 23 sleeved on the worm 22 and threadedly connected to the worm 22 is driven by the worm 22 and can only slide along the length of the worm 22, so that the sleeve 23 is rotated when the worm 22 rotates The screw 24 can be pressed against the slide to achieve the purpose of simultaneous rotation and sliding movement of the screw 24.

A protrusion or a chute is provided on the outer surface of the screw 24, and a slot or a protrusion corresponding to the position of the protrusion or the chute is provided in the insertion hole 241; the protrusion is slidably sleeved in the chute . Due to the constraints of the protrusion and the chute, the screw 24 is mounted on the worm 22 and can rotate together with the screw 24, and the screw 24 can only slide relative to the worm 22. When the worm 22 rotates, while the worm 22 drives the screw 24 to rotate, the screw 24 is pressed by the sleeve 23 to perform a horizontal sliding movement.

As shown in FIG. 1, the control device 3 includes a photoelectric switch 31 for detecting the number of rotations of the worm 22, a display screen 32 fixedly mounted on the casing 1, and an IC control electrically connected to the photoelectric switch 31 and the display screen 32.板 33。 Plate 33. The IC control board 33 counts the number of rotations of the worm 22 in real time through the photoelectric switch 31 to accurately obtain the feeding amount, and the feeder is displayed on the display screen 32 so that the user can obtain the feeding amount data in real time.

The control device 3 further includes a battery 34, which supplies power to the control display 32, the IC control board 33, and the motor 21. The built-in battery 34 is used to power the control display 32, the IC control board 33, and the motor 21, so that no external power source is needed to obtain power, which is convenient for users to normally use the automatic feeder when there is a power failure or no external power source. According to the needs of the feeding time, the feeding time can be set by the IC control board 33 to realize the function of timing feeding.

The worm 22 is provided with a protruding block 221. When the worm 22 rotates, the protruding block 221 passes through the detection end of the photoelectric switch 31 periodically. When the worm 22 rotates, the protrusion rotates together with the worm 22, so that the protrusion periodically passes through the detection end of the photoelectric switch 31. The protruding block 221 is detected by being rotated to the detection end of the photoelectric switch 31, and the IC control board 33 counts the number of rotations of the worm 22 to increase by one.

The box body 1 is provided with a filler port 13, and a cover body 14 is provided on the filler port 13 to open or cover the filler port. A seal ring is installed on the cover 14 to prevent water and gas from entering the cavity 11 through the filler opening 13. After the feed in the cavity 11 is used up, the cover 14 can be opened to fill the feed into the stuffing port 13. After the filling is completed, the cover body 14 is covered again, so that the filling opening 13 of the box body 1 is sealed to prevent water and gas from entering the cavity 11.

In order to further improve the sealing performance of the plug body 25, the plug body 25 is provided with a sealing ring 251 for preventing moisture from passing through the feed opening 12 to wet the feed. Under the sealing action of the sealing ring 251, water and gas are completely blocked outside the dropping opening 12 and cannot enter the dropping opening 12, thereby ensuring the drying of the feed in the box 1.

The conveying device further includes a gearbox 27, and the motor is connected to the worm through the gearbox to drive the worm to rotate. When the motor uses a high-speed motor, the speed of the worm is low, so the motor needs to reduce the speed of the gearbox 27 to drive the worm to rotate, so that the speed of the worm is reduced to ensure the accuracy and stability of the feeding amount.

Example 2

This embodiment is based on Embodiment 1, as an improvement on the conveying device, the sleeve 23 can be slidably installed in the box 1, and the sleeve 23 is sleeved on the outer circumference of the worm 22, and the sleeve 23 is screwed with the worm 22; when the worm 22 drives the sleeve 23 to slide, the sleeve 23 presses the screw 24 to slide to drive the screw 24 to open the plug body 25; after the screw 24 opens the plug body 25, the sleeve is disengaged The worm 22 is not threadedly connected to the worm 22.

During the operation of the conveying device, the worm 22 rotates forward to drive the sleeve 23 to slide, and the sleeve 23 presses the screw 24 to slide to open the plug body 25. And after the plug body 25 is fully pushed open to open the blanking port 12, the threaded connection between the sleeve 23 and the worm 22 is released, so that the sleeve 23 slides on the screw 24 and can no longer slide forward. At this time, the plug body 25 is kept open and the blanking port 12 is fully opened, while the screw 24 is continuously driven by the worm to rotate. When the screw 24 rotates, the screw 24 rolls the feed dropped from the feeding port 111 into the spiral feed slot 242, and the rotating spiral feed slot 242 continuously feeds the feed to the feed slot 12, so that the feed in the spiral feed slot 242 The feed opening 12 is dropped into the aquarium to feed the ornamental fish, and the control of the feed opening 12 and feed conveyance are skillfully combined and performed at the same time, which ensures feed safety and greatly improves the conveyance efficiency.

When the control device 3 controls the motor 21 to rotate in the reverse direction, the worm 22 rotates in the reverse direction. Because the screw 24 is subjected to the pressing force of the elastic member 26, the sleeve 23 is screw-connected with the worm again, and as the worm 22 rotates, the sleeve 23 slides in the opposite direction. The screw 24 slides backward under the pressure of the elastic member 26, and drives the feed in the spiral feed slot 242 to reversely slide. At the same time, the screw feed slot 242 of the screw 24 reverses rotation, thereby stopping the feed in the spiral feed slot 242. Pushing to the discharge opening 12, and with the reverse sliding of the screw 24, the plug body 25 resets under the action of the elastic member 26 and closes the discharge opening 12 to stop feeding.

Example 3

This embodiment is based on Embodiment 1, and as a modification of the sleeve 23 and the casing 1, a slider is fixedly installed on the outer surface of the sleeve 23, and the casing 1 is fixedly installed with The guide rail corresponding to the position of the slider is slidably sleeved on the guide rail. Due to the constraints of the slider and the guide rail, the sleeve 23 can only slide inside the box 1. When the worm 22 rotates, the sleeve 23 sleeved on the worm 22 and threadedly connected to the worm 22 is driven by the worm 22 and can only slide along the length of the worm 22, so that the sleeve 23 is rotated when the worm 22 rotates Can push the screw 24 to slide.

Example 4

This embodiment is based on the first embodiment. As an improvement on the insertion hole and the screw 24, the insertion hole is a diamond hole, and correspondingly, one end of the screw 24 is a diamond shape. This end of the screw 24 is inserted into a diamond hole. Due to the restriction of the diamond hole, the screw 24 is mounted on the worm 22 and rotates with the screw 24. Of course, the socket may be square, and correspondingly, one end of the screw 24 is square. This end of the screw 24 is inserted into a square hole. Due to the constraint of the square hole, the screw 24 is mounted on the worm 22 and rotates with the screw 24.

The above disclosure is only a preferred embodiment of the present invention, and of course, the scope of the rights of the present invention cannot be limited by this. Therefore, equivalent changes made according to the claims of the present invention still fall within the scope of the present invention.

Claims

The utility model relates to a moisture-proof timing and quantitative automatic feeder, which comprises a box body, a feeding device and a control device. The box body is provided with a container cavity for storing feed, and a bottom of the box body is provided with a material outlet and a container cavity. A feeding port is opened at the bottom; the feeding device is arranged between the feeding port and the feeding port to feed the feed in the feeding port to the feeding port; the feeding device includes a motor, a worm, a sleeve, a screw, a plug body and An elastic member, the sleeve can be slidably installed in the box, and the sleeve is sleeved on the outer circumference of the worm, and the sleeve is screw-connected with the worm; the screw can be slid and installed in the box and the worm, and the worm Driving the screw to rotate; the sleeve is in contact with the screw; when the worm rotates, the worm drives the screw to rotate and drives the sleeve to slide, and the sleeve presses the screw to slide; the screw is arranged below the feeding port and communicates with the feeding port, The outer surface of the screw is provided with a spiral feed groove for accommodating feed; the plug body can be slidably installed in the box body to open or close the feed opening, and the plug body is pressed against the other end of the screw. Resilience Pressed against the plug body and having a discharge opening closed off trend; the motor is electrically connected to the control device.
The automatic moisture-proof timing and quantitative feeder according to claim 1, wherein the sleeve is slidably installed in the box, the sleeve is sleeved on the outer circumference of the worm, and the sleeve and the worm are screw-driven. Connection; when the worm drives the sleeve to slide, the sleeve pressing screw slides to drive the screw to open the plug body; after the screw opens the plug body, the sleeve disengages the worm without being connected with the worm screw transmission.
The moisture-proof timing and quantitative automatic feeder according to claim 1, wherein the center of the worm is provided with a jack, and one end of the screw is slidably inserted into the jack.
The automatic moisture-proof timing and quantitative feeder according to claim 1, wherein a protrusion or a chute is provided on an outer surface of the sleeve, and a position of the box and the protrusion or the chute are provided. Corresponding chute or protrusion; the protrusion is slidably sleeved in the chute.
The automatic moisture-proof timing and quantitative feeder according to claim 1, wherein a slider is provided on the outer surface of the sleeve, and a guide rail corresponding to the position of the slider is provided in the box. The slider is slidably sleeved on the guide rail.
The moisture-proof timer-quantified automatic feeder according to claim 1, wherein a protrusion or a chute is provided on an outer surface of the screw, and the socket is provided with a position corresponding to the position of the protrusion or the chute. Corresponding chute or protrusion; the protrusion is slidably sleeved in the chute.
The automatic moisture-proof timer-quantified automatic feeder according to claim 1, wherein the control device comprises a photoelectric switch for detecting the number of rotations of the worm, a display screen fixedly mounted on the box, and a photoelectric switch. IC control board electrically connected to the display.
The automatic moisture-proof timer and quantitative automatic feeder according to claim 1 or 7, wherein the control device further comprises a battery, and the battery supplies power to a control display screen, an IC control board, and a motor.
The moisture-proof timing and quantitative automatic feeder according to claim 7, characterized in that: the worm is provided with protrusions, and the protrusions periodically pass through the detection end of the photoelectric switch when the worm rotates.
The automatic moisture-proof timer and quantitative automatic feeder according to claim 1, wherein the plug body is provided with a sealing ring for preventing moisture from passing through the feed opening to wet the feed.