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CN-224222255-U - Inner wall cleaning device of program cooling instrument

CN224222255UCN 224222255 UCN224222255 UCN 224222255UCN-224222255-U

Abstract

The utility model discloses a cleaning device for the inner wall of a program cooling instrument. The utility model relates to a device for cleaning the periphery of a chamber, which comprises a positioning frame, a cleaning component and a constraint component, wherein the positioning frame is detachably arranged on an instrument body and is positioned above the cooling chamber, the cleaning component consists of a cleaning frame vertically assembled on the positioning frame in a sliding manner and a cleaning component arranged in the cleaning frame, the cleaning frame stretches into the cooling chamber along the vertical direction, the periphery of the cleaning frame keeps a working gap with the inner wall of the chamber, the cleaning component is movably arranged in the cleaning frame, and the constraint component is arranged on the cleaning frame and is connected with the cleaning component.

Inventors

  • FENG HAILING
  • TAO YONG
  • HUANG SHAOQI

Assignees

  • 中科美菱低温科技股份有限公司

Dates

Publication Date
20260512
Application Date
20250529

Claims (5)

  1. 1. The inner wall cleaning device of the program cooling instrument is characterized by comprising a positioning frame (1), a cleaning component (2) and a constraint component (3); The positioning frame (1) is detachably arranged on the instrument body (01) and is positioned above the cooling chamber (02); The cleaning component (2) is composed of a cleaning frame (21) assembled on the positioning frame (1) in a sliding way and a cleaning assembly (22) movably arranged in the cleaning frame (21), the cleaning frame (21) stretches into the cooling cavity (02) along the vertical direction, and the peripheral side of the cleaning frame and the inner wall of the cavity keep a working gap; the cleaning component (22) is used for filling the gap and cleaning the cavity wall; The restraining component (3) is arranged on the cleaning frame (21) and connected with the cleaning assembly (22) for restraining the cleaning assembly (22) from moving.
  2. 2. The cleaning device for the inner wall of the program cooling instrument according to claim 1, wherein the cleaning frame (21) is of a rectangular frame structure, and a plurality of sliding grooves (211) are formed in the circumferential direction of the bottom; The cleaning assembly (22) comprises a plurality of first cleaning plates (221) which are respectively arranged in the sliding grooves (211) in a sliding manner, and each first cleaning plate (221) is used for cleaning the corresponding inner wall of the cavity; the cleaning device further comprises first elastic units (222) which are respectively arranged in the sliding grooves (211) and are respectively connected with the cleaning frame (21) and the corresponding first cleaning plates (221) at two ends, and the first elastic units (222) apply thrust to the corresponding first cleaning plates (221) in the direction away from the center of the cleaning frame (21).
  3. 3. The cleaning device for the inner wall of the program cooling instrument according to claim 2, wherein a compensation component (4) is arranged in each first cleaning plate (221); The compensation component (4) comprises two second cleaning plates (41) which are respectively arranged at two ends of the first cleaning plate (221) in a sliding way; And the cleaning device further comprises second elastic units (42) arranged between each second cleaning plate (41) and each first cleaning plate (221), wherein the second elastic units (42) are used for applying thrust to the corresponding second elastic units (42) in a direction away from the center of the corresponding first cleaning plates (221).
  4. 4. The cleaning device for the inner wall of the program cooling instrument according to claim 2, wherein the cleaning frame (21) is provided with a handle (23), and the top of each first cleaning plate (221) is provided with a limit groove (2211); The constraint component (3) is composed of a connecting frame (31), a constraint plate (33) and a third elastic unit (34); The connecting frame (31) is vertically arranged at the top of the cleaning frame (21) in a sliding manner, one end of the connecting frame is provided with a deflector rod (32), and the deflector rod (32) is vertically sleeved on the handle (23) in a sliding manner; Each constraint plate (33) is respectively arranged at the bottom of the connecting frame (31) and vertically slides through the cleaning frame (21), and each constraint plate (33) is respectively inserted into the corresponding limit groove (2211); The third elastic unit (34) is arranged between the connecting frame (31) and the cleaning frame (21) and is used for applying vertical downward pulling force to the connecting frame (31).
  5. 5. The device for cleaning the inner wall of the program cooling instrument according to claim 1, wherein two guide rods (11) which are arranged oppositely are vertically arranged at the bottom of the positioning frame (1), and each guide rod (11) is arranged in the cooling chamber (02) and is vertically and slidably connected with the corresponding end of the cleaning frame (21).

Description

Inner wall cleaning device of program cooling instrument Technical Field The utility model relates to the technical field of program cooling instruments, in particular to a cleaning device for an inner wall of a program cooling instrument. Background The program cooling instrument is equipment for precisely controlling cooling rate and temperature gradient through a preset program, has the core function of providing a stable and controllable low-temperature environment for biological samples, industrial materials or experimental environments, avoiding sample damage caused by abrupt temperature change, and has important application in the fields of medical treatment, scientific research, industry and the like. After the conventional program cooling instrument works for a long time, impurities such as sample residues and freeze protective agent crystals are easily attached to the periphery of the inner wall of a cooling chamber, the problem that the cooling efficiency of equipment is reduced, the pollution risk exists in samples and the like is caused by accumulation of the impurities in the chamber, the conventional cleaning method for the cooling chamber generally needs to manually clean the inner wall of the chamber by adopting corresponding tools, but the conventional cleaning tool is complex in operation and low in cleaning efficiency. Disclosure of utility model The utility model aims to overcome the defects of the prior art, and provides a cleaning device for the inner wall of a program cooling instrument, which can improve the cleaning efficiency of the inner wall of a cooling chamber. In order to solve the technical problems, the utility model adopts the following technical scheme that the inner wall cleaning device of the program cooling instrument comprises a locating frame, a cleaning part and a constraint part; the positioning frame is detachably arranged on the instrument body and positioned above the cooling cavity; The cleaning component consists of a cleaning frame assembled on the positioning frame in a sliding way and a cleaning assembly movably arranged in the cleaning frame, and the cleaning frame extends into the cooling cavity along the vertical direction, and the peripheral side of the cleaning frame and the inner wall of the cavity keep a working gap; The cleaning component is used for filling the gap and cleaning the cavity wall; The restraining component is arranged on the cleaning frame and connected with the cleaning assembly and used for restraining the cleaning assembly to move. Furthermore, the cleaning frame is of a rectangular frame structure, and a plurality of sliding grooves are formed in the circumferential direction of the bottom of the cleaning frame; the cleaning assembly comprises a plurality of first cleaning plates which are respectively arranged in the sliding grooves in a sliding manner, and each first cleaning plate is used for cleaning the corresponding inner wall of the cavity; The cleaning device further comprises first elastic units which are respectively arranged in the sliding grooves, two ends of each first elastic unit are respectively connected with the cleaning frame and the corresponding first cleaning plate, and each first elastic unit applies thrust to the corresponding first cleaning plate in the direction away from the center of the cleaning frame. Further, a compensation component is arranged in each first cleaning plate; the compensation component comprises two second cleaning plates which are respectively arranged at two ends of the first cleaning plate in a sliding manner; the cleaning device further comprises second elastic units arranged between the second cleaning plates and the first cleaning plates, and the second elastic units are used for applying thrust to the corresponding second elastic units in the direction away from the center of the corresponding first cleaning plates. Further, a handle is arranged on the cleaning frame, and a limiting groove is formed in the top of each first cleaning plate; The constraint component consists of a connecting frame, a constraint plate and a third elastic unit; the connecting frame is vertically arranged at the top of the cleaning frame in a sliding manner, one end of the connecting frame is provided with a deflector rod, and the deflector rod is vertically sleeved on the handle in a sliding manner; each constraint plate is respectively arranged at the bottom of the connecting frame and vertically slides through the cleaning frame, and each constraint plate is respectively inserted into the corresponding limit groove; The third elastic unit is arranged between the connecting frame and the cleaning frame and is used for applying vertical downward pulling force to the connecting frame. Further, two guide rods which are arranged oppositely are vertically arranged at the bottom of the positioning frame, and each guide rod is arranged in the cooling cavity and is vertically and slidably connected with th