CN214748284U

CN214748284U - Feed balance automatic checkout device of pig farm material tower

Info

Publication number: CN214748284U
Application number: CN202120674532.9U
Authority: CN
Inventors: 张军; 周华茂; 刘仁鑫; 何秀文; 饶洪辉; 熊成新; 毛少羽; 朱孟怡
Original assignee: Jiangxi Agricultural University
Current assignee: Jiangxi Agricultural University
Priority date: 2021-04-02
Filing date: 2021-04-02
Publication date: 2021-11-16
Anticipated expiration: 2031-04-02

Abstract

The utility model discloses an automatic feed residue detection device for a feed tower of a pig farm, which comprises a four-foot support column, an overhaul ladder, a feed tower barrel, a feed tower cover opening device, a pressure sensor, a small ball, a small rod, a hollow rod, a spring, a photoelectric rotary encoder, a stepping motor, a material viewing window, a wire pipe, an STM32 main controller and an LCD display screen; the maintenance ladder and the four-foot supporting columns are arranged on the material tower barrel; the pressure sensor is arranged on the small ball; the pressure sensor is connected with the small ball; the small ball is connected with the small rod; the small rod is connected with the spring; the material tower barrel is arranged at the inner side part of the material tower barrel through a fixing screw; the material viewing window is arranged on the side edge of the bottom of the material tower; the stepping motor is arranged at the bottom of the material tower; the pressure sensor is connected with the STM32 main controller through an electric wire; the photoelectric rotary encoder is connected with the STM32 main controller; the STM32 main controller is connected with the LCD display screen; the utility model has simple structure, adopts the combination of mechanical part and automatic control; the feed residue of the material tower is automatically detected in real time through an STM32 main controller and a photoelectric rotary encoder.

Description

Feed balance automatic checkout device of pig farm material tower

Technical Field

The utility model relates to a livestock-raising equipment field specifically is a surplus automatic checkout device of fodder of pig farm material tower.

Background

The utility model discloses a STM32 main control unit aim at providing new development degree of freedom for the MCU user, and it includes a series of 32 bit products, collects high performance, real-time function, digital signal processing, low-power consumption and low-voltage operation etc. characteristics and integrates into one, has still kept the characteristics that the integrated level is high and easily development simultaneously. The adopted photoelectric rotary encoder belongs to one of encoders with wider application, and the basic working principle is as follows: the main shaft is connected with the two circular grating discs, and when light is emitted into and passes through the gratings, the two gratings are used for sensitization respectively; since the two photosensitive surfaces have a phase difference of 90 degrees, the angle can be expressed as a division value by adding or subtracting the output/input number. The feed level of the material tower is automatically detected through the use of an STM32 main controller and a photoelectric rotary encoder. The material tower that present pig farm used generally sets up outside the pig house and highly very high, and the method that detects fodder in the material tower generally looks over for the manual work, and the workman climbs the material tower top of the tower through the perpendicular access ladder of material tower and looks over, and this has caused huge hidden danger to workman's life safety. Along with the progress of scientific technology, the safer, more convenient and more intelligent automatic residual feed detection device is inoculated, the residual feed in the material tower can be detected in real time, and the dual functions of saving labor force and protecting safety are realized.

Disclosure of Invention

Look over the amount of labour and the safety problem of material tower feed margin in order to solve the workman, the utility model provides an automatic detect surplus device.

In order to achieve the above object, the technical solution of the present invention is as follows: the utility model provides a surplus automatic checkout device of fodder of pig farm material tower, by four foot support columns, look the material window, the material tower bucket, the access ladder, the fixed pulley, the hinge, the column cap, the feed inlet, pressure sensor, the bobble, the little pole, hollow rod, set screw, the spool, STM32 main control unit, the monitoring box, exit switch, the discharge gate, the conveying pipeline, clear glass, the screw bolt, a spring, step motor, the fixed bolster, the connecting axle, the photoelectricity rotary encoder, the start key, the alarm indicator, the LCD display screen, the feed supplement key, switch constitutes. The maintenance ladder and the four-foot supporting columns are welded on the material tower barrel; the pressure sensor is arranged on the small ball; the pressure sensor is connected with the small ball; the small ball is connected with the small rod; the small rod is connected with the spring; the spring is arranged on the fixed bracket at the outer side of the material tower barrel through a fixed screw; the material viewing window is arranged on the side edge of the bottom of the material tower; the stepping motor is arranged on the fixed support; the photoelectric rotary encoder is arranged on the fixed support and is connected with the STM32 main controller; the LCD display screen is connected with the STM32 main controller; the small balls descend along with the descending of the feed level due to the self gravity, the pressure sensor transmits a pressure signal to the STM32 main controller through the wire pipe, and the small rods are controlled to rotate clockwise and upwards; the photoelectric rotary encoder is responsible for uploading rotation angle information to the STM32 main controller and measuring the anticlockwise downward rotation angle of the small rod; and the LCD display screen is responsible for displaying the feed allowance at different rotation angles.

Furthermore, a material viewing window with transparent glass is installed at the bottom of the material tower and is fixed through bolts and screws.

Furthermore, the stepping motor and the photoelectric rotary encoder are arranged on the side surface of the top of the material tower barrel through a fixed support and a connecting shaft.

Furthermore, the small balls can descend along with the descending of the feed in the feed tower barrel through the flexibility of the small rods and the springs, and are not easy to damage.

Furthermore, the STM32 main controller can measure the rotation angle through the photoelectric rotary encoder, and then the STM32 main controller converts the rotation angle signal received by the photoelectric rotary encoder into a signal, and the converted digital signal is displayed on an LCD display screen.

Furthermore, the monitoring box consists of an STM32 main controller, an LCD display screen, an alarm indicator light, a starting key, a material supplementing key and a power switch.

Furthermore, the discharge hole at the bottom of the material tower is provided with an outlet switch controlled by a monitoring box, so that the feed can be conveniently and automatically conveyed to a pigsty trough.

Furthermore, the material tower uncovering device is composed of a hinge, a fixed pulley and a tower cover.

Compare with current material tower feed margin method of looking over, the utility model discloses following technological effect has: the utility model relates to a material tower surplus feed automatic checkout device based on STM32 main control unit, the pig farm workman can carry out real-time supervision to fodder in the material tower through wherein each module, and then reach the effect of in time feeding in raw material. The LCD display screen is used for displaying the feed allowance data to a user; the pressure sensor and the photoelectric rotary encoder are responsible for giving pressure and rotation angle information to the STM32 main controller and feeding back the pressure data and the rotation angle to the STM32 main controller respectively; the STM32 main controller is used for monitoring and controlling the pressure sensor and the photoelectric rotary encoder on the small ball and controlling the operation of the discharge port stepping motor and the feed conveying work; the small ball descends along with the descending of the material level, and pressure data obtained by the pressure sensor is transmitted to the STM32 main controller through a pipeline; along with the reduction of the material level, the rotating angle of the photoelectric rotary encoder is gradually increased, and the allowance in the feed tower is reduced. By adopting the automatic detection allowance device, the safety and convenience of piggery workers are fully guaranteed, meanwhile, the automatic real-time detection of the feed tower feed is realized, and the device can be simply and conveniently installed in various piggeries, and has huge practicability and feasibility.

Drawings

Fig. 1 is a front view of the structure diagram of the present invention.

Fig. 2 is a schematic structural diagram top view of the present invention.

Fig. 3 is a schematic structural diagram of the monitoring box.

The reference numerals are explained below:

1. a four-legged support column; 2, viewing a material window; 3. a material tower barrel; 4. an overhaul ladder; 5. a fixed pulley; 6. a hinge; 7. a tower cover; 8. a feed inlet; 9. a pressure sensor; 10. a pellet; 11. a small rod; 12. a hollow shaft; 13. a set screw; 14. a conduit; 15. STM32 master controller; 16. a monitoring box; 17. an outlet switch; 18. a discharge port; 19. a delivery pipe; 20. transparent glass; 21. a screw bolt; 22. a spring; 23. a stepping motor; 24. fixing a bracket; 25. a connecting shaft; 26. a photoelectric rotary encoder; 27. a start key; 28. an alarm indicator light; 29. an LCD display screen; 30. a supplementary bond; 31. and a power switch.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.

As shown in the attached drawings, the utility model is composed of a mechanical part and a circuit control part. The power switch 31 of the monitoring box is opened, the power is switched on, the key is started 27, the material can be fed, the monitoring box 16 sends an instruction to the photoelectric rotary encoder 26, the photoelectric rotary encoder 26 rotates clockwise and upwards, and when the photoelectric rotary encoder touches the inner wall of the material tower, the pressure sensor 9 transmits a pressure signal to the STM32 main controller 15 to control the stepping motor 23 to stop rotating. When the charging is finished, the monitoring box 16 sends an instruction to the stepping motor 23 to enable the stepping motor to rotate anticlockwise and downwards and stop rotating when the pressure is displayed on the LCD display screen 29; after the feed is filled, an STM32 main controller 15 in a control box 16 sends an opening command to an outlet switch 17, and the feed is conveyed to each manger of the pigsty from a discharge port 18 through a feed conveying pipe 19; meanwhile, the STM32 main controller 15 of the monitoring box 16 sends an instruction to the photoelectric rotary encoder 26 to measure the rotation angle; when the stepping motor 23 descends to the position where the pressure of the feed is sensed, the stepping motor 23 is powered off, and the stepping motor 23 cannot be self-locked at the moment; the small ball 10, the small rod 11 and the spring 22 can descend along with the descending of the material level, the rotating angles of the photoelectric rotary encoder 26 are different at different heights, the angle data are repeatedly transmitted to the STM32 main controller 15, then mathematical calculation is carried out, and the allowance data are displayed through the LCD display screen 29 to achieve the effect of automatically detecting the feed allowance of the material tower in real time. When the material level reaches the set low position, the alarm indicator light 28 of the monitoring box 16 starts to flash, and the material can be supplemented or automatically supplemented by pressing the material supplementing key 30.

The present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only for explaining the principle of the present invention, without departing from the scope of the present invention, the present invention can also have various changes and improvements, and these changes and improvements all fall into the scope of the present invention as claimed. The scope of the invention is defined by the appended claims.

Claims

1. The utility model provides a feed margin automatic checkout device of pig farm material tower which characterized by: the device comprises a four-foot supporting column (1), an overhaul ladder (4), a material tower barrel (3), a material tower cover opening device, a pressure sensor (9), a small ball (10), a small rod (11), a hollow rod (12), a spring (22), a photoelectric rotary encoder (26), a stepping motor (23), a material viewing window (2), a line pipe (14), an STM32 main controller (15) and an LCD display screen (29); the maintenance ladder (4) and the four-foot supporting column (1) are welded on the outer surface of the material tower barrel (3); the pressure sensor (9) is arranged on the small ball (10); the small ball (10) is connected with the small rod (11); the small rod (11) is connected with the spring (22); the spring (22) is arranged on a fixing support (24) on the outer side of the material tower barrel (3) through a fixing screw (13); the material viewing window (2) is arranged on the side edge of the bottom of the material tower barrel (3); the stepping motor (23) is arranged on the fixed bracket (24); the photoelectric rotary encoder (26) is connected with an STM32 main controller (15); the LCD display screen (29) is connected with an STM32 main controller (15); the small ball (10) descends along with the descending of the feed level due to the action of self gravity, the pressure sensor (9) transmits a pressure signal to the STM32 main controller (15) through the wire pipe (14) to control the small rod (11) to rotate clockwise and upwards; the photoelectric rotary encoder (26) uploads rotation angle information to an STM32 main controller (15) and measures the counterclockwise downward rotation angle of the small rod (11); and the LCD display screen (29) is responsible for displaying the feed allowance at different rotation angles.

2. The automatic detection device for the feed margin of the feed tower of the pig farm according to claim 1, characterized in that: the material tower is characterized in that a material viewing window (2) with transparent glass (20) is arranged at the bottom of the material tower, and the material viewing window (2) is fixed through bolts and screws (21).

3. The automatic detection device for the feed margin of the feed tower of the pig farm according to claim 1, characterized in that: the stepping motor (23) and the photoelectric rotary encoder (26) are arranged on the side surface of the top of the material tower barrel (3) through a fixed bracket (24) and a connecting shaft (25).

4. The automatic detection device for the feed margin of the feed tower of the pig farm according to claim 1, characterized in that: the small ball (10) can descend along with the descending of the feed in the feed tower barrel (3) through the flexibility of the small rod (11) and the spring (22), and is not easy to damage.

5. The automatic detection device for the feed margin of the feed tower of the pig farm according to claim 1, characterized in that: the STM32 main controller (15) can measure the rotation angle through the photoelectric rotary encoder (26), the STM32 main controller (15) receives the rotation angle signal of the photoelectric rotary encoder (26) and then carries out signal conversion, and the converted digital signal is displayed on the LCD display screen (29).

6. The automatic detection device for the feed margin of the feed tower of the pig farm according to claim 1, characterized in that: the monitoring box (16) consists of an STM32 main controller (15), an LCD display screen (29), an alarm indicator lamp (28), a start key (27), a material supplementing key (30) and a power switch (31).

7. The automatic detection device for the feed margin of the feed tower of the pig farm according to claim 1, characterized in that: an outlet switch (17) is arranged at a discharge hole (18) at the bottom of the material tower and is controlled by a monitoring box (16), so that the feed can be conveniently and automatically conveyed to a pigsty trough.

8. The automatic detection device for the feed margin of the feed tower of the pig farm according to claim 1, characterized in that: the material tower uncovering device is composed of a hinge (6), a fixed pulley (5) and a tower cover (7).