Search

CN-224218447-U - Underwater fish face acquisition device

CN224218447UCN 224218447 UCN224218447 UCN 224218447UCN-224218447-U

Abstract

The utility model relates to the technical field of underwater biological monitoring, in particular to an underwater fish face acquisition device which is used for being put into water to acquire fish information, and comprises a box body, a measuring lane, a measuring device and a fish face acquisition device, wherein at least one opening communicated with the measuring lane is formed in the box body, so that the fish can swim into the measuring lane from the opening and the fish can be in a stable posture; and the information acquisition component is connected with the box body and is used for acquiring information of the fish entering the measuring lane. According to the utility model, the measuring lanes are arranged in the box body, and the fish can swim into the measuring lanes through the opening by combining with the bait induction mechanism, so that after the measuring lanes are utilized to stabilize the fish gesture, the fish body information is automatically collected by matching with the information collecting assembly, the manual hand-held terminal is not required to contact with the measurement, the technical difficulty of measurement is reduced, the measurement time is shortened, the occurrence of emergency reaction of the fish can be avoided, and the information collecting efficiency can be effectively improved.

Inventors

  • HU ZHUHUA
  • ZHAO ZHENJIA

Assignees

  • 海南大学

Dates

Publication Date
20260508
Application Date
20250523

Claims (10)

  1. 1. An underwater fish face acquisition device for put into water to acquire information of fish, which is characterized by comprising: The fish box comprises a box body (1) with a measuring lane (3) formed inside, wherein at least one opening (2) communicated with the measuring lane (3) inside the box body is formed outside the box body (1), so that fish can swim into the measuring lane (3) from the opening (2) and stabilize the posture; The fish information acquisition device comprises a box body (1), at least one information acquisition component connected with the box body (1), wherein the information acquisition component is used for acquiring information of fish entering a measuring lane (3), and when the fish information acquisition device is used, the acquisition device is placed in water, fish is induced to swim into the measuring lane (3) from an opening (2) by utilizing bait placed in the measuring lane (3), and therefore information of the fish is acquired by matching with the information acquisition component.
  2. 2. The underwater fish-face collection device according to claim 1, wherein the openings (2) are provided in two and are provided at the top and bottom ends of the case (1), respectively.
  3. 3. The underwater fish-face gathering device as recited in claim 2, wherein the information gathering assembly comprises: The first camera assembly (4) is arranged on the opening (2) at the top end, and the first camera assembly (4) is used for shooting and measuring the faces in the lanes (3) from top to bottom; The second camera shooting assembly (5) is arranged on the side face of the box body (1), and the second camera shooting assembly (5) is used for shooting the fish body in the measuring lane (3) from the side face through the box body (1).
  4. 4. An underwater fish-face harvesting apparatus as claimed in claim 3, further comprising a plurality of brackets (6) provided on the surface of the tank (1) for providing a high support thereto such that the top opening (2) is exposed to the water surface and the bottom opening (2) is spaced from the rest surface.
  5. 5. An underwater fish-face harvesting apparatus as claimed in claim 4, further comprising an adjustment mechanism for adjusting the support height of the stand (6), the adjustment mechanism comprising: the guide rail (19) is fixedly arranged outside the box body (1), the support (6) is slidably arranged in the guide rail (19), a first thread groove (20) is formed in the surface of the guide rail (19), and a plurality of second thread grooves (22) are formed in one side, facing the first thread groove (20), of the support (6) at intervals; and a positioning bolt (21) for simultaneously connecting the first thread groove (20) and the second thread groove (22).
  6. 6. An underwater fish-face acquisition device as claimed in claim 3, characterized in that the side of the box (1) is provided with a transparent viewing window (15) for taking pictures of fish in the measuring lane (3) by the lens of the second camera assembly (5).
  7. 7. The underwater fish-face collection device as claimed in claim 6, characterized in that the outside of the tank (1) is provided with: a first fixing mechanism for fixing the first camera assembly (4) at the top end opening (2); And a second fixing mechanism for fixing the second camera shooting assembly (5) at the transparent observation window (15).
  8. 8. The underwater fish-face harvesting apparatus of claim 7, wherein the first securing mechanism comprises: one end of the mounting rack (7) is fixedly connected with the back surface of the box body (1); A sliding rail (8) with one end fixedly connected with the mounting frame (7); two sliding blocks (9) which are arranged in the sliding rail (8) in a sliding manner in opposition; the clamping piece (10) is fixedly connected with the sliding block (9), and a clamping groove matched with the shape of the first shooting assembly (4) is formed in the surface of the clamping piece (10); The bidirectional screw rod (12) arranged in the sliding rail (8) is rotated, the bidirectional screw rod (12) is matched with a screw rod groove (13) formed in the surface of the sliding block (9), and the two sliding blocks (9) can be driven to move in opposite directions or move in opposite directions by rotating the bidirectional screw rod (12), so that the clamping piece (10) is driven to clamp or loosen the first camera shooting assembly (4).
  9. 9. The underwater fish-face harvesting apparatus of claim 7, wherein the second securing mechanism comprises: a fixed block (17) fixedly arranged on the side surface of the box body (1); a rotating shaft (18) rotatably connected with the fixed block (17); And the cover body (16) is fixedly connected with two ends of the rotating shaft (18), and a cavity for accommodating the second shooting assembly (5) is formed in the cover body (16).
  10. 10. An underwater fish-face collection device as claimed in claim 2, characterized in that the tank (1) is provided with an automatic fish feeder for automatically scattering bait from the top opening (2) into the measuring lane (3).

Description

Underwater fish face acquisition device Technical Field The utility model relates to the technical field of underwater biological monitoring, in particular to an underwater fish face acquisition device. Background Fish information is critical to various aquaculture management activities, such as feeding decision making, grading optimization, sales time making, fish culture density and dissolved oxygen consumption calculation, antibiotic drug dosage, and the like, so accurate identification of fish individuals is of great significance to improving aquaculture management efficiency. At present, a manual identification method is mostly adopted for identifying fish individuals, an operator needs to hold an RFID handheld terminal to contact and measure, but the method is greatly influenced by subjectivity and has high technical level requirements on operators, meanwhile, the method has high labor intensity and low efficiency, and in addition, the fish is possibly stressed and even dehydrated and dead due to long measurement time. Disclosure of utility model In view of the above, the utility model aims to provide an underwater fish face collecting device so as to solve the technical problem of lower efficiency of the existing fish information collecting technology. Based on the above object, the present utility model provides an underwater fish face collecting device for collecting fish information by being put into water, comprising: The inside of the box body is provided with at least one opening communicated with the inside measuring lane, so that the fish can swim into the measuring lane from the opening and the posture is stabilized; The fish information acquisition device comprises a box body, at least one information acquisition component connected with the box body, wherein the information acquisition component is used for acquiring information of fish entering a measuring lane, when the fish information acquisition device is used, the acquisition device is placed in water, fish is induced to swim into the measuring lane from an opening by utilizing bait placed in the measuring lane, and therefore information of the fish is acquired by matching with the information acquisition component. As a preferable technical scheme of the utility model, the opening is provided with two openings which are respectively arranged at the top end and the bottom end of the box body. As a preferred technical solution of the present utility model, the information collecting assembly includes: The first camera shooting assembly is arranged on the opening at the top end and is used for shooting the face of the fish in the measuring lane from top to bottom; The second camera shooting assembly is arranged on the side face of the box body and used for shooting and measuring fish bodies in lanes from the side face through the box body. As a preferred technical scheme of the utility model, the collecting device further comprises a plurality of brackets which are arranged on the surface of the box body and used for playing a role of supporting the box body to a high degree, so that the opening at the top end is exposed out of the water surface, and the opening at the bottom end is separated from the placing surface. As a preferred technical solution of the present utility model, the collecting device further includes an adjusting mechanism for adjusting a supporting height of the stand, the adjusting mechanism includes: The guide rail is fixedly arranged outside the box body, the support is arranged in the guide rail in a sliding manner, a first thread groove is formed in the surface of the guide rail, and a plurality of second thread grooves are formed in one side, facing the first thread groove, of the support at intervals; and the positioning bolt is used for simultaneously connecting the first thread groove and the second thread groove. As a preferable technical scheme of the utility model, the side surface of the box body is provided with a transparent observation window so as to facilitate the lens of the second camera assembly to shoot and measure the fish body in the lane. As a preferable technical solution of the present utility model, the box body is provided with: A first fixing mechanism for fixing the first camera assembly at the top opening; And the second fixing mechanism is used for fixing the second camera shooting assembly at the transparent observation window. As a preferred embodiment of the present utility model, the first fixing mechanism includes: One end of the mounting rack is fixedly connected with the back surface of the box body; one end of the sliding rail is fixedly connected with the mounting frame; two sliding blocks which are oppositely arranged in the sliding rail in a sliding manner; the clamping piece is fixedly connected with the sliding block, and a clamping groove matched with the shape of the first shooting assembly is formed in the surface of the clamping piece; The bidirectional screw rod is