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CN-120966596-B - Screening culture device of phosphorus-uptake strain for biological phosphorus removal of sewage

CN120966596BCN 120966596 BCN120966596 BCN 120966596BCN-120966596-B

Abstract

The invention relates to a screening culture device of phosphorus-taking strains for biological phosphorus removal of sewage, which comprises a screening culture box, wherein a screening culture placing frame is arranged in the screening culture box, the screening culture placing frame comprises a longitudinal base which is 冂 -shaped, a rectangular bottom plate is fixedly connected to the lower end of the base, a central support column is fixedly connected to the middle part of the bottom plate, a rotating seat and a circular support bottom plate are sleeved on the central support column through the base, the support bottom plate is fixed to the upper end surface of the rotating seat, the rotating seat is connected to the central support column through a bearing, a plurality of circular through holes are formed in the support bottom plate around the rotating seat, a plurality of limiting stop bars which are distributed annularly are fixedly connected to the support bottom plate around the through holes respectively, a circular top plate is fixedly connected to the upper end of the limiting stop bars, and a plurality of feeding holes which are opposite to the through holes are formed in the outer ring of the top plate. The top of placing the frame in this screening culture apparatus is equipped with autofilter structure, can carry out screening arrangement to the culture dish, conveniently cooperates the manipulator to take out appointed culture dish.

Inventors

  • Shan Songxing
  • LIU LIJUN
  • WU WENDAN
  • Bai lanxin
  • CAO YONG

Assignees

  • 浙江荣凯科技发展股份有限公司

Dates

Publication Date
20260505
Application Date
20250808

Claims (8)

  1. 1. A screening culture device for phosphorus-taking strains for biological phosphorus removal of sewage comprises a screening culture box, wherein a screening culture placing frame is arranged in the screening culture box and comprises a longitudinal base (1) which is 冂 -shaped, a rectangular bottom plate (2) is fixedly connected to the lower end of the base (1), a central supporting column (3) is fixedly connected to the middle of the bottom plate (2), a rotating seat (4) and a circular supporting bottom plate (5) are sleeved on the central supporting column (3) through the base (1), the supporting bottom plate (5) is fixed to the upper end face of the rotating seat (4), and the rotating seat (4) is connected to the central supporting column (3) through a bearing, and is characterized in that a plurality of circular through holes (51) are formed in the supporting bottom plate (5) around the rotating seat (4), a plurality of circular limiting stop bars (6) are fixedly connected to the supporting bottom plate (5) around the through holes (51), a circular top plate (7) is fixedly connected to the upper end of the limiting stop bars (6), and a plurality of feeding holes (71) are formed on the outer ring of the top plate (7) and are opposite to the through holes (51); The upper end face of the top plate (7) is abutted against a circular positioning plate (8), the upper end of the central support column (3) extends out of the top plate (7) and is fixedly connected to the positioning plate (8) in a plugging manner, a through hole (81) opposite to a feeding hole (71) in the top plate (7) is formed in the rear side of the positioning plate (8), a plurality of annular screening frames (9) opposite to the through hole (81) are abutted against the upper end face of the outer ring of the positioning plate (8), a spoke rod (10) is fixedly connected between the adjacent screening frames (9), the inner end of the spoke rod (10) is fixedly connected to a T-shaped rotary seat (11), a rotary motor (12) is fixedly connected to the upper end face of the rotary seat (11), and a rotary shaft of the rotary motor (12) is fixedly connected to the central support column (3) in a plugging manner; The lifting device is characterized in that a lifting disc (16) is inserted into a through hole (81) of the positioning disc (8), a limit prism (17) is fixedly connected to the lower end surface of the lifting disc (16), a vertical threaded hole is formed in the limit prism (17), the lower end of the limit prism (17) penetrates through a feeding hole (71) of a top plate (7) and a through hole (51) of a supporting bottom plate (5) to be inserted into a base (1), a protective sleeve (19) opposite to the limit prism (17) is fixedly connected to the lower end surface of the rear side of the bottom plate (2), a lead screw (18) is inserted into the protective sleeve (19), the upper end of the lead screw (18) is connected with the threaded hole of the limit prism (17) in a threaded mode, the lower end of the lead screw is fixedly connected with a rotating shaft of a lifting motor (20) through a coupler, and the lifting motor (20) is fixedly connected to the bottom of the protective sleeve (19); The circular culture dishes are placed in the screening culture placing frame, the circular culture dishes rotate under the action of the rotating seat (4), the circular culture dishes at the inner top of the screening culture placing frame are moved to the position right below the through holes (81) of the positioning plate (8), the circular culture dishes at the inner top of the screening culture placing frame are lifted to the screening frame (9) above the positioning plate (8) through the upward movement of the limiting prism (17), the rotary motor (12) is started, the screening frame (9) rotates on the positioning plate (8) to transfer the circular culture dishes to the positioning plate (8), the circular culture dishes are distributed on the positioning plate (8) through the gradual jacking of the limiting prism (17) and the gradual movement of the screening frame (9), when the specified circular culture dishes enter the screening frame (9) above the through holes (81), the mechanical arm moves from the screening frame (9) to complete the grabbing of the specified circular culture dishes, and the circular culture dishes distributed on the positioning plate (8) are transferred to the circular culture rack one by one after the grabbing of the specified circular culture dishes is reset one by one.
  2. 2. The screening and culturing device for the phosphorus-taking bacteria for biological phosphorus removal of sewage, which is disclosed in claim 1, is characterized in that a gear ring (13) is fixedly connected with a lower end plug bush of the rotating seat (4), a gear (14) is meshed with the front side of the gear ring (13), a rotating motor (15) is fixedly connected to the base (1), and a rotating shaft of the rotating motor (15) extends out of the base (1) and is fixedly spliced in the gear (14); the screw rod (18) and the protective sleeve (19) are both positioned at the rear side of the gear ring (13), and the bottom plate (2) is provided with avoidance holes opposite to the screw rod (18) and the limit prism (17).
  3. 3. The screening and culturing device for phosphorus-uptake bacteria for biological phosphorus removal of sewage according to claim 1, wherein the central axis of the central support column (3), the central axis of the rotating seat (4), the central axis of the bearing bottom plate (5), the central axis of the positioning disc (8) and the central axis of the rotating seat (11) are all on the same straight line, and the perforations (51) on the screening frame (9) and the bearing bottom plate (5) are uniformly distributed in a ring shape around the central axis of the central support column (3) respectively.
  4. 4. The screening culture device for phosphorus-uptake bacteria for biological phosphorus removal of sewage as claimed in claim 3, wherein the diameter of the inner wall of the screening frame (9) is larger than the aperture of the perforation (51), the diameter of the inner wall of the screening frame (9) is equal to the aperture of the feeding hole (71) on the top plate (7), and the aperture of the feeding hole (71) on the top plate (7) is equal to the aperture of the through hole (81) on the positioning plate (8).
  5. 5. The screening and culturing device for phosphorus-uptake bacteria for biological phosphorus removal of sewage as claimed in claim 3, wherein the limit stop rods (6) around the perforation (51) are at least three, the limit stop rods (6) are uniformly distributed in a ring shape around the central axis of the perforation (51), and the central axis of the perforation (51) is respectively overlapped with the central axis of a feeding hole (71) on the top plate (7); The limiting stop lever (6) adopts a round bar, and the outer wall of the limiting stop lever (6) is tangent with the inner wall of the feeding hole (71).
  6. 6. The screening and culturing device for phosphorus uptake bacteria for biological phosphorus removal of sewage as set forth in claim 4, wherein the diameter of the lifting disk (16) is smaller than the aperture of the perforation (51) on the supporting bottom plate (5); Three groups of outwards-arched clamping avoidance openings (91) are formed in the frame wall of the screening frame (9), and the clamping avoidance openings (91) are uniformly distributed annularly around the central axis of the screening frame (9).
  7. 7. The screening and culturing device for phosphorus uptake strains for biological phosphorus removal of sewage as claimed in claim 1, wherein the limiting prisms (17) are circular columns, planar cutting grooves are respectively formed on the outer walls of two opposite sides of the limiting prisms (17), insertion holes with the same horizontal section as the limiting prisms (17) are formed on the base (1), and the limiting prisms (17) are inserted into the insertion holes of the base (1); The length of the protective sleeve (19) is longer than the distance from the upper end face of the positioning disc (8) to the lower end face of the supporting bottom plate (5).
  8. 8. The screening and culturing device for phosphorus uptake bacteria for biological phosphorus removal of sewage as claimed in claim 1, wherein a plurality of longitudinally distributed mounting holes (21) are formed on the two sides of the bottom plate (2) extending out of the side wall of the base (1) respectively.

Description

Screening culture device of phosphorus-uptake strain for biological phosphorus removal of sewage Technical Field The invention relates to the technical field of screening incubators, in particular to a screening culture device for phosphorus-uptake bacteria for biological phosphorus removal of sewage. Background The biological strain screening incubator is key equipment in microorganism research and industrial production, and has the core function of providing accurate environmental control for strain culture, screening and function verification. In actual culturing of the bacterial colony, the bacterial is cultured in a culture dish and then placed in a biological bacterial screening incubator, a storage rack for empty culture dishes and a storage rack for storing bacterial culture dishes are arranged in some incubators at present, the storage rack is a support with a rotary structure, a plurality of rotary storage positions are arranged on the support, a plurality of culture dishes which are arranged in a stacked manner can be placed in each rotary storage position, for example, different culture conditions are respectively arranged in the culture dishes to culture the bacterial colony of the same type, such as a phosphorus-taking bacterial for biological phosphorus removal of sewage, and finally, an optimal culture foundation of the bacterial colony can be obtained through detection, but a specified culture dish is required to be selected during testing, and the specified culture dish is required to be arranged between the stacked culture dishes, so that all culture dishes above the specified culture dish are required to be taken out firstly, and the specified culture dish is relatively troublesome. Disclosure of Invention The invention aims at overcoming the defects of the prior art, and provides a screening culture device for phosphorus-taking strains for biological phosphorus removal of sewage, wherein an automatic screening structure is arranged at the top of a placing frame in the screening culture device, so that culture dishes can be screened and sorted, and the specified culture dishes can be conveniently taken out by matching with a mechanical arm. The screening culture device comprises a screening culture box, wherein a screening culture placing frame is arranged in the screening culture box and comprises a longitudinal base which is 冂 -shaped, a rectangular bottom plate is fixedly connected to the lower end of the base, a central support column is fixedly connected to the middle of the bottom plate, a rotating seat and a circular supporting bottom plate are sleeved on the central support column through the base, the supporting bottom plate is fixed to the upper end face of the rotating seat, the rotating seat is connected to the central support column through a bearing, a plurality of circular through holes are formed in the supporting bottom plate around the rotating seat, a plurality of limiting stop rods which are distributed annularly are fixedly connected to the supporting bottom plate around the through holes respectively, a circular top plate is fixedly connected to the upper end of the limiting stop rods, and a plurality of feeding holes which are opposite to the through holes are formed in the outer ring of the top plate; The upper end face of the outer ring of the positioning disc is propped against a plurality of annular screening frames which are opposite to the through holes, a spoke rod is fixedly connected between the adjacent screening frames, the inner end of the spoke rod is fixedly connected to a T-shaped rotary seat, a rotary motor is fixedly connected to the upper end face of the rotary seat, a rotary shaft of the rotary motor is fixedly connected to the central support column in a plugging manner, and the rotary seat is connected to the upper end of the central support column through a bearing; The lifting device comprises a positioning plate, a lifting plate, a limiting prism, a lifting motor, a base, a protection sleeve, a shaft coupler and a lifting motor, wherein a through hole of the positioning plate is inserted into the lifting plate, the limiting prism is fixedly connected to the lower end face of the lifting plate, a vertical threaded hole is formed in the limiting prism, the lower end of the limiting prism penetrates through a feeding hole of a top plate and a through hole of a supporting bottom plate and is inserted into the base, the protection sleeve opposite to the limiting prism is fixedly connected to the lower end face of the rear side of the bottom plate, the shaft coupler is inserted into the protection sleeve, the upper end of the screw is in threaded connection with the threaded hole of the limiting prism, the lower end of the screw is fixedly connected with the shaft coupler and the lifting motor, and the lifting motor is fixedly connected to the bottom of the protection sleeve. Preferably, the lower end of the rotating seat is fixedly connected with