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CN-224201821-U - Sterile ventilation equipment in laboratory

CN224201821UCN 224201821 UCN224201821 UCN 224201821UCN-224201821-U

Abstract

The utility model relates to the technical field of ventilation equipment and discloses sterile ventilation equipment for a laboratory, which comprises an inlet air door, wherein one end of the inlet air door is connected with a filtering component through a bolt, one end of the filtering component is connected with a rectangular frame body, the inner wall of the rectangular frame body is connected with a support plate through a bolt, the outer surface of the support plate is connected with an ultraviolet lamp, one end of the rectangular frame body is connected with an air suction cover body through a bolt, one end of the air suction cover body is fixedly connected with a fan, and an air outlet of the fan is connected with an air outlet cover body. The filter assembly is of a convenient detachable structure, the filter plate is convenient to replace, the gear is driven to rotate through the knob, the toothed bar linkage sleeve rod and the insert block are pulled out of the slot, the frame plate and the filter plate can be quickly taken out through the handle, the guide slot is aligned to insert during installation, the pressure spring automatically pushes the insert block to be fixed, and the disassembly and the installation can be completed without special tools, so that the operation is simple and quick.

Inventors

  • YANG SHUNFENG
  • CHEN ZHONGQIU
  • LIAO YIQIN
  • ZHONG WENLIANG

Assignees

  • 广东德昕仪智慧实验室科技有限公司

Dates

Publication Date
20260505
Application Date
20250609

Claims (6)

  1. 1. The sterile ventilation equipment for the laboratory comprises an inlet air door (1), and is characterized in that one end of the inlet air door (1) is connected with a filtering component (2) through a bolt, one end of the filtering component (2) is connected with a rectangular frame body (3), the inner wall of the rectangular frame body (3) is connected with a support plate (4) through a bolt, the outer surface of the support plate (4) is connected with an ultraviolet lamp (5), one end of the rectangular frame body (3) is connected with an induced draft cover body (6) through a bolt, one end of the induced draft cover body (6) is fixedly connected with a fan (7), and an air outlet of the fan (7) is connected with an air outlet cover body (8); The utility model provides a filter subassembly (2) is including casing (21), fixedly connected with guide groove board (22) on the inner wall of casing (21), the inside sliding connection of guide groove board (22) has locating bar (23), the surface fixedly connected with framed panel (24) of locating bar (23), fixedly connected with filter board (25) on the inner wall of framed panel (24), the outside fixedly connected with handle (26) of framed panel (24), just slot (27) have been seted up to the top surface and the bottom surface of framed panel (24), fixedly connected with side piece (28) on the inner wall of casing (21), just through screw connection sliding sleeve (29) on the inner wall of casing (21), the inside sliding connection of side piece (28) has loop bar (210), the bottom fixedly connected with inserted block (211) of loop bar (210), just the top fixedly connected with transverse bar (212), the one end fixedly connected with rack bar (213) of transverse bar (212), the meshing of rack bar (213) has gear (214), the surface of tooth bar (214) has compression spring (216) to cup joint on the inner wall of knob (210).
  2. 2. A laboratory sterile ventilation device according to claim 1, characterized in that the housing (21) is connected to the inlet damper (1) by means of a through bolt, and that an air flow distributing plate (9) is also clamped between the housing (21) and the inlet damper (1).
  3. 3. The laboratory sterile ventilation device according to claim 1, wherein the filter plate (25) is of a multi-layer composite structure and comprises a primary filter layer, a high-efficiency filter layer and an activated carbon adsorption layer, the primary filter layer is made of fiber filter materials with the pore diameter of 5-10 μm, and the high-efficiency filter layer is a HEPA filter screen.
  4. 4. A laboratory sterile ventilation device according to claim 1, characterized in that the insert (211) is inserted inside the slot (27), the inner wall of the sliding sleeve (29) is in sliding contact with the toothed bar (213), the meshing of the gear (214) is connected with two toothed bars (213) around the axis direction thereof, one end of the compression spring (216) abuts against the insert (211), and the other end of the compression spring (216) abuts against the side block (28).
  5. 5. A laboratory sterile ventilation device according to claim 1, characterized in that one end of the housing (21) opposite to the inlet air door (1) is connected with a rectangular frame body (3) through bolts, and a plurality of air flow dispersing plates (10) which are arranged at equal intervals are welded on the inner wall of the rectangular frame body (3).
  6. 6. A laboratory sterile ventilation device according to claim 5, characterized in that two support plates (4) are provided, a plurality of ultraviolet lamps (5) are arranged between the two support plates (4), and the plurality of ultraviolet lamps (5) are inserted into the second airflow dispersing plate (10).

Description

Sterile ventilation equipment in laboratory Technical Field The utility model relates to the technical field of ventilation equipment, in particular to sterile ventilation equipment for a laboratory. Background In modern scientific research and detection activities, laboratory requirements for environmental sterility are extremely high. Whether it is a microorganism culture, a cell experiment or a precise chemical analysis, pollutants such as bacteria, dust particles and the like in the air may interfere with the experimental process, so that deviation of experimental results occurs, and serious consequences such as sample pollution, experimental failure and the like are even caused. Therefore, the efficient and reliable sterile ventilation equipment is a key facility for guaranteeing the safe operation of a laboratory and the accuracy of experimental results. At present, the existing laboratory aseptic ventilation equipment on the market generally has the problem that the filter component is inconvenient to replace. Most equipment adopts integral type seal structure, fixes filtering component inside equipment, need dismantle equipment shell with the help of professional instrument when changing, and the process is loaded down with trivial details and consuming time longer. In addition, since the filter element is tightly connected with the internal structure of the apparatus, the element is easily damaged during the disassembly process, and the maintenance cost is increased. Disclosure of utility model (One) solving the technical problems Aiming at the defects of the prior art, the utility model provides sterile ventilation equipment for a laboratory, which has the advantages of good air filtering effect, convenience in replacing a filtering component and the like, and solves the technical problems. (II) technical scheme The technical scheme includes that the sterile ventilation equipment comprises an inlet air door, wherein one end of the inlet air door is connected with a filtering assembly through a bolt, one end of the filtering assembly is connected with a rectangular frame body, a support plate is connected to the inner wall of the rectangular frame body through a bolt, an ultraviolet lamp is connected to the outer surface of the support plate, one end of the rectangular frame body is connected with an induced draft cover body through a bolt, one end of the induced draft cover body is fixedly connected with a fan, and an air outlet of the fan is connected with an air outlet cover body; The filter assembly comprises a shell, fixedly connected with guide groove plate on the inner wall of the shell, the inside sliding connection of guide groove plate has a locating strip, the surface fixedly connected with deckle of locating strip, fixedly connected with filter on the inner wall of deckle, the outside fixedly connected with handle of deckle, just slot has been seted up to top surface and the bottom surface of deckle, fixedly connected with side piece on the inner wall of shell, just there is the sliding sleeve through the screw connection on the inner wall of shell, the inside sliding connection of side piece has the loop bar, the bottom fixedly connected with inserted block of loop bar, just the top fixedly connected with transverse rod of loop bar, the one end fixedly connected with rack bar of transverse rod, the meshing of rack bar is connected with the gear, the terminal surface center of gear is connected with the knob, the pressure spring has been cup jointed to the surface of loop bar. Preferably, the shell is connected with the inlet air door through a through bolt, and an air flow dispersing plate I is further clamped and connected between the shell and the inlet air door. Preferably, the filter plate is of a multi-layer composite structure and comprises a primary filter layer, a high-efficiency filter layer and an active carbon adsorption layer, wherein the primary filter layer is made of fiber filter materials with the aperture of 5-10 mu m, and the high-efficiency filter layer is a HEPA filter screen. Preferably, the insert block is inserted into the slot, the inner wall of the sliding sleeve is in sliding contact with the toothed bar, the toothed bars around the axis direction of the toothed bar are connected in a meshed manner, one end of the pressure spring is abutted against the insert block, and the other end of the pressure spring is abutted against the side block. Preferably, one end of the shell, which is opposite to the inlet air door, is connected with a rectangular frame body through bolts, and a plurality of air flow dispersing plates II which are arranged at equal intervals are welded on the inner wall of the rectangular frame body. Preferably, two support plates are provided, a plurality of ultraviolet lamps are arranged between the two support plates, and the ultraviolet lamps are inserted into the second airflow dispersing plate. Compared with the prior art, the utility mode