Image acquisition system for health evaluation of lactating cow teat

1 . An image acquisition system for health evaluation of lactating cow teats, comprising a guard plate, a telescopic column hinged onto the guard plate, and a photo unit mounted on the telescopic column; each of an end and an opposite end of the guard plate is equipped with a strap and features an installation seat at a rotational connection; the telescopic column comprises a fixed cylinder hinged onto the guard plate and a movable column housed within the fixed cylinder; one end of the movable column extends externally from the fixed cylinder, while a fixed grip is affixed to one side of an outer wall of the fixed cylinder, and a movable grip is attached to one side of an outer wall of the movable column;

the photo unit comprises a base hinged at one end of the movable column, a shooting device installed on the base and supplementary lights; the movable column is equipped with an adjustable unit for driving rotation of the base; the base is equipped with a cleaning unit;

the cleaning unit comprises a hollow shaft connected to the base by rotation, a fixed pipe affixed to a periphery of the hollow shaft, and a cleaning brush installed on a bottom surface of the fixed pipe; the bottom surface of the fixed pipe has outlet canals, and the fixed pipe is connected to the hollow shaft;

a purging unit is also installed in the movable column, serving to introduce air into the fixed cylinder and drive the hollow shaft to rotate when the movable column contracts into the fixed pipe;

a detachable display mounting frame is positioned on an outer surface of the fixed cylinder, housing a display screen linked to both the shooting device and supplementary lights.

2 . The image acquisition system for health evaluation of lactating cow teats according to claim 1 , wherein the base comprises a hollow structure housing the shooting device and supplementary lights, with mounting canals located on a top surface of the base; and lens of the shooting device and lampshades of the supplementary lights are aligned flush with the top surface of the base.

3 . The image acquisition system for health evaluation of lactating cow teats according to claim 1 , wherein the adjustable unit comprises a storage barrel that is rotatably connected to the fixed grip, a transmission rod that is rotatably linked to the outer wall of the movable column, and a movable sleeve positioned externally to the fixed grip; the movable sleeve is rotationally connected to the fixed grip, with an outer surface of the movable sleeve encasing a driving bevel gear, while an outer surface of the storage barrel is encased with a driven bevel gear that meshes with the driving bevel gear; one end of the transmission rod extends into the storage barrel and traverses along an axial direction of the storage barrel; two installation blocks are securely affixed to an outer wall of the base, with one end of the movable column situated between the two installation blocks; and each of both sides of the outer wall of the movable column is affixed with a connecting shaft that rotates along with each of the two installation blocks.

4 . The image acquisition system for health evaluation of lactating cow teats according to claim 3 , wherein the transmission rod positioned at one end of the storage barrel secures a limit block at a periphery of the transmission rod; a locating slot, set along an axial direction of the locating slot, is arranged on an inner wall of the storage barrel, where one end of the limit block extends into the locating slot and moves along with the locating slot; and an outer surface of the connecting shaft is encased with a friction ring, and one end of the friction ring is affixed to an outer wall of an installation block.

5 . The image acquisition system for health evaluation of lactating cow teats according to claim 1 , wherein the purging unit comprises a fixed rod positioned within the movable column, a sealing block affixed to an inner side of the movable column, and a pneumatic component mounted on the base to drive the hollow shaft to rotate; the purging unit establishes a sealed gas storage space between the sealing block and an inner wall of the movable column in proximity to the base; the sealed gas storage space is delimited by a spacer plate, thereby partitioning the sealed gas storage space into gas chamber 1 and gas chamber 2 ; positioned exterior to the sealed gas storage space, an active block is affixed with a piston rod 1 and a piston rod 2 on a side adjacent to the sealing block; a distal end of the piston rod 1 extends into the gas chamber 1 and is affixed with a piston plate 1 , while a corresponding end of the piston rod 2 extends into the gas chamber 2 and is affixed with a piston plate 2 ; an outer sleeve of piston rod 2 features an elastic component designed to facilitate a reset of the active block; one end of the fixed rod is securely attached to an inner wall of the fixed cylinder, operating in conjunction with the active block; the base is equipped with a connecting pipe securely fixed at a bottom of the base, into which a bottom of the hollow shaft is inserted and connected; a periphery of the connecting pipe is firmly linked with a gas pipe 2 , while an other end of the gas pipe 2 is connected with the gas chamber 2 , and the gas chamber 1 is connected with the pneumatic component.

6 . The image acquisition system for health evaluation of lactating cow teats according to claim 5 , wherein the pneumatic component comprises a piston cylinder situated on a top surface of the base, a piston plate 3 actively positioned within the piston cylinder; the piston plate 3 is affixed with a transmission rack along three outer walls, while a transmission gear is encased outside the hollow shaft; one end of the transmission rack extends beyond the piston cylinder and engages with the transmission gear; and one end of the piston cylinder is outfitted with a gas pipe 1 , an other end of the gas pipe 1 is connected to the gas chamber 1 .

7 . The image acquisition system for health evaluation of lactating cow teats according to claim 1 , wherein a mounting sleeve is fixed on a top surface of the fixed cylinder, with an outer wall of the mounting sleeve secured by locking bolts; a bottom of the detachable display mounting frame is attached to an inserting rod, which is inserted into the mounting sleeve; one end of the locking bolts is connected to an outer wall of the inserting rod; and a data interface, connected to the supplementary lights and the shooting device, is installed on the outer wall of the fixed cylinder, allowing the display screen to be plugged into the data interface through a data line.

8 . The image acquisition system for health evaluation of lactating cow teats according to claim 1 , wherein a battery is incorporated within the base to supply power to both the shooting device and the supplementary lights; the battery is capable of being disassembled; a maintenance port is positioned at a bottom of the base, and the maintenance port is sealed by a detachable sealing cover on an exterior of the maintenance port.

9 . The image acquisition system for health evaluation of lactating cow teats according to claim 1 , wherein a chute is set along an axial direction on one side of the outer wall of the fixed cylinder, and an end of the movable grip extends through the chute to an outer side of the fixed cylinder.