Ventilating and filtering equipment for microbial inspection

Abstract

The invention relates to the technical field of ventilation filtering equipment, in particular to microbial inspection ventilation filtering equipment which comprises a shell, an air outlet pipe is embedded in one side of the shell, a first filtering frame is slidably connected to the top end of the shell in a penetrating mode, and a second filtering frame is slidably connected to the side, close to the first filtering frame, of the top end of the shell in a penetrating mode. Inserting blocks are fixedly connected to the bottoms of the first filtering frame and the second filtering frame, connecting frames are fixedly connected to the tops of the first filtering frame and the second filtering frame, motors are fixedly connected to one sides of the top ends of the two connecting frames, and a plurality of transmission rods are rotationally connected to the upper ends and the lower ends of the inner walls of the first filtering frame and the second filtering frame; a plurality of transmission rods are fixedly connected to the upper ends of the rod walls of the plurality of transmission rods, the plurality of transmission gears are in meshed connection, and the rod walls of the plurality of transmission rods are fixedly connected with activated carbon filter cartridges. Therefore, the purification effect on microorganisms is improved.

Description

Technical Field

[0001] The invention relates to the technical field of ventilation and filtering equipment, in particular to ventilation and filtering equipment for microbiological testing. Background Art

[0002] Microorganisms are a general term for tiny organisms that are tiny in shape, simple in structure, and difficult to observe directly with the naked eye. Microorganisms include bacteria, fungi, viruses, actinomycetes, rickettsia, mycoplasma, chlamydia, spirochetes, and other types.

[0003] At present, in order to ensure the safety of microbial detection, ventilation and filtration of microorganisms are necessary. Generally, the detection of microorganisms is directly connected to the pipe mouth of the microorganism. The microorganisms inside the pipe will lead to the ventilation and filtration equipment. However, long-term circulation of microorganisms on the inner wall of the pipe will leave some microorganisms, and some microorganisms can grow and reproduce in the pipe, thereby corroding the inner wall of the pipe and affecting the service life of the connecting pipe. Therefore, it is necessary to propose a microbial inspection ventilation and filtration equipment. Summary of the invention

[0004] In view of the problems in the prior art, the present invention provides a ventilation and filtering device for microbiological testing.

[0005] The technical solution adopted by the present invention to solve its technical problem is: a microbial inspection ventilation and filtering equipment, including a shell, one side of the shell is embedded with an air outlet pipe, the top of the shell passes through a first filter frame and is slidably connected, the top of the shell close to the first filter frame passes through a second filter frame and is slidably connected, the bottoms of the first filter frame and the second filter frame are fixedly connected with plug blocks, the tops of the first filter frame and the second filter frame are fixedly connected with a connecting frame, the tops of the two connecting frames are fixedly connected with a motor, the upper and lower ends of the inner walls of the first filter frame and the second filter frame are rotatably connected with a plurality of transmission rods, and the plurality of transmission rods pass through the connecting frame, the upper ends of the rod walls of the plurality of transmission rods are fixedly connected with transmission gears, and the plurality of transmission gears are meshed and connected, the rod walls of the plurality of transmission rods are fixedly connected with activated carbon filter cartridges, and one of the transmission rods passes through and extends to the top of the connecting frame and is fixedly connected to the output end of the motor; An elastic hose is embedded in the other side wall of the shell, and a first fixing ring is fixedly connected to the wall of the elastic hose close to one side of the shell, and a plurality of fixing rods distributed in a circle-centered array are fixedly connected to the outer wall of one side of the first fixing ring, and the plurality of fixing rods are fixedly connected to the outer wall of the shell, and a plurality of first rubber wheels are rotatably connected to the arc-shaped outer wall of the first fixing ring, an air pump is fixedly connected to the outer wall of one side of the first fixing ring located inside the plurality of fixing rods, and an air guide pipe is fixedly connected to the output end of the air pump, and a plurality of first telescopic rods are fixedly connected to the outer wall of the other side of the first fixing ring, a second fixing ring is fixedly connected to the wall of the elastic hose away from the side of the shell, and a second rubber wheel is rotatably connected to the arc-shaped outer wall of the second fixing ring, and an ultraviolet disinfection ring tube assembly is fixedly connected to the lower end of the outer wall of the second fixing ring, a plurality of second telescopic rods are fixedly connected to the bottom of the second fixing ring, and universal joints are fixedly connected between the plurality of second telescopic rods and the first telescopic rods.

[0006] Specifically, two slots are provided at the lower end of the inner wall of the shell, and the two inserting blocks are both stuck in the slots.

[0007] Specifically, the filter hole diameter arranged on the surface of the first filter frame is larger than the filter hole diameter arranged on the surface of the second filter frame.

[0008] Specifically, a handle is fixedly connected to the middle of the top end of the two connection frames.

[0009] Specifically, a plurality of air holes are formed through the side walls of the plurality of activated carbon filter cartridges.

[0010] Specifically, an airbag is fixedly connected to the upper end of the outer wall of the second fixing ring, and the airbags are connected to the airway.

[0011] Specifically, an air suction component is fixedly installed on the bottom end of the inner wall of the shell near the air outlet pipe.

[0012] Beneficial effects of the present invention: (1) The microbial inspection ventilation and filtration equipment described in the present invention can increase the contact area between the microorganisms and the activated carbon filter cartridges by setting a motor, a connecting frame, a first filter frame, a second filter frame, a transmission rod, a plurality of transmission gears, and a plurality of activated carbon filter cartridges for use in conjunction with each other, thereby improving the purification effect on the microorganisms, and the first filter frame and the second filter frame are detachable to facilitate subsequent maintenance.

[0013] (2) The microbiological inspection ventilation and filtration equipment described in the present invention can slide on the inner wall of the curved connecting pipe opening by setting a first fixed ring, a second fixed ring, a first telescopic rod, a second telescopic rod, a universal joint, a first rubber wheel, and a second rubber wheel for linkage and use, and can disinfect and sterilize the path after sliding through the ultraviolet disinfection ring tube assembly to avoid the growth of microorganisms on the inner wall of the pipe. At the same time, the air pump, air guide tube, and air bag are set to seal the connecting pipe and the elastic hose to avoid air leakage during gas transmission. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The present invention is further described below in conjunction with the accompanying drawings and embodiments.

[0015] Figure 1 A schematic diagram of the structure of a ventilation and filtration device for microbiological testing provided by the present invention; Figure 2 A schematic diagram of the overall cross-sectional structure of a microbiological testing ventilation and filtration device provided by the present invention; Figure 3 A schematic cross-sectional structure diagram of a first filter frame and a second filter frame of a microbial testing ventilation filter device provided by the present invention; Figure 4 A schematic diagram of the structure of an elastic hose of a microbiological testing ventilation and filtering device provided by the present invention; Figure 5 A schematic cross-sectional view of an elastic hose of a microbiological testing ventilation and filtering device provided by the present invention; Figure 6 A schematic diagram of the structure of an activated carbon filter cartridge of a microbiological testing ventilation and filtration device provided by the present invention; Figure 7 This is a schematic diagram of the enlarged structure of point A of a microbiological inspection ventilation and filtration device provided by the present invention.

[0016] In the figure: 1. shell; 101. slot; 11. air outlet pipe; 12. first filter frame; 13. second filter frame; 14. plug-in block; 15. connecting frame; 16. handle; 2. motor; 21. transmission rod; 22. transmission gear; 23. activated carbon filter cartridge; 3. elastic hose; 31. first fixing ring; 32. fixing rod; 33. first rubber wheel; 34. air pump; 35. air guide tube; 36. air bag; 37. first telescopic rod; 4. second fixing ring; 41. second rubber wheel; 42. ultraviolet disinfection ring tube assembly; 43. second telescopic rod; 5. universal joint; 6. air suction assembly. DETAILED DESCRIPTION

[0017] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further explained below in conjunction with specific implementation methods.

[0018] like Figure 1-Figure 7 As shown, a microbial inspection ventilation and filtering device described in the present invention comprises a shell 1, an air outlet pipe 11 is embedded in one side of the shell 1, a first filter frame 12 is slidably connected to the top of the shell 1, a second filter frame 13 is slidably connected to the top of the shell 1 near the first filter frame 12, an insert block 14 is fixedly connected to the bottom of the first filter frame 12 and the second filter frame 13, a connecting frame 15 is fixedly connected to the top of the first filter frame 12 and the second filter frame 13, a motor 2 is fixedly connected to the top side of the two connecting frames 15, a plurality of transmission rods 21 are rotatably connected to the upper and lower ends of the inner walls of the first filter frame 12 and the second filter frame 13, and the plurality of transmission rods 21 are all penetrated into the connecting frame 15, a plurality of transmission gears 22 are fixedly connected to the upper ends of the rod walls of the plurality of transmission rods 21, and the plurality of transmission gears 22 are meshed and connected, a plurality of transmission rods 21 are fixedly connected to the rod walls of the plurality of transmission rods 21, and one of the transmission rods 21 extends through and extends to the top of the connecting frame 15 and is fixedly connected to the output end of the motor 2; An elastic hose 3 is embedded in the other side wall of the shell 1. A first fixing ring 31 is fixedly connected to the wall of the elastic hose 3 near the shell 1. A plurality of fixing rods 32 distributed in a circle array are fixedly connected to the outer wall of one side of the first fixing ring 31. The plurality of fixing rods 32 are fixedly connected to the outer wall of the shell 1. A plurality of first rubber wheels 33 are rotatably connected to the arc-shaped outer wall of the first fixing ring 31. An air pump 34 is fixedly connected to the outer wall of the first fixing ring 31 located inside the plurality of fixing rods 32. The output end of the air pump 34 is fixedly connected to the outer wall of the first fixing ring 31. An air guide tube 35 is connected, and a plurality of first telescopic rods 37 are fixedly connected to the outer wall on the other side of the first fixed ring 31. A second fixed ring 4 is fixedly connected to the side of the elastic hose 3 away from the shell 1. The arc-shaped outer wall of the second fixed ring 4 is rotatably connected to a second rubber wheel 41. The lower end of the outer wall of the second fixed ring 4 is fixedly connected to an ultraviolet disinfection ring tube assembly 42. A plurality of second telescopic rods 43 are fixedly connected to the bottom of the second fixed ring 4, and a universal joint 5 is fixedly connected between the plurality of second telescopic rods 43 and the first telescopic rod 37.

[0019] Specifically, two slots 101 are provided at the lower end of the inner wall of the housing 1 , and the two inserting blocks 14 are both stuck in the slots 101 . The slots 101 can limit the inserting blocks 14 .

[0020] Specifically, the pore size of the filter arranged on the surface of the first filter frame 12 is larger than the pore size of the filter arranged on the surface of the second filter frame 13 , and the first filter frame 12 and the second filter frame 13 can filter microorganisms of different sizes.

[0021] Specifically, a handle 16 is fixedly connected to the middle of the top of each of the two connecting frames 15 , and the handle 16 is pulled to drive the first filter frame 12 to move upward through the connecting frame 15 .

[0022] Specifically, a plurality of pores are formed through the side walls of the plurality of activated carbon filter cartridges 23 , and the plurality of pores allow microorganisms to enter the activated carbon filter cartridges 23 .

[0023] Specifically, the upper end of the outer wall of the second fixing ring 4 is fixedly connected with an air bag 36 , and the air bag 36 is connected to the air guide tube 35 . The air bag 36 can be inflated and expanded through the air guide tube 35 by starting the air pump 34 .

[0024] Specifically, a suction assembly 6 is fixedly installed on one side of the bottom end of the inner wall of the shell 1 close to the air outlet pipe 11 , and the suction assembly 6 can be started to draw the microorganisms to the air outlet pipe 11 .

[0025] When in use, the second fixing ring 4 can be first inserted into the microorganism connecting pipe mouth, and then the second fixing ring 4 can be slid inward along the inner wall of the connecting pipe mouth through a plurality of second rubber wheels 41. At this time, the ultraviolet disinfection ring tube assembly 42 can be started. After sliding to a certain distance, the first fixing ring 31 will also slide along the inner wall of the connecting pipe mouth through a plurality of first rubber wheels 33, thereby driving the elastic hose 3 to enter the connecting pipe mouth. When sliding to the bending part, the second fixing ring 4 will stretch or compress a plurality of second telescopic rods 43, and drive a plurality of first telescopic rods 37 through a plurality of universal joints 5, so that the second fixing ring 4 can slide through the bending part. The first fixing ring 31 will be stuck to the opening end of the pipe mouth to close it. In this process, ultraviolet disinfection The annular tube component 42 can disinfect the inner wall of the sliding path pipeline to prevent a part of the microorganisms from remaining in the curved connecting pipeline mouth for a long time, and then start the air pump 34 to expand the air bag 36 through the air guide tube 35. The expansion of the air bag 36 can seal the connecting pipeline mouth to prevent air leakage when the equipment is supplied with air, and then start the suction component 6 to draw the microorganisms into the shell 1. Start the two motors 2 to drive one of the transmission gears 22 through the transmission rod 21. At this time, several transmission gears 22 rotate synchronously through meshing, and then several activated carbon filter cartridges 23 can rotate, thereby increasing the contact area between the microorganisms and the activated carbon filter cartridge 23, thereby improving the purification effect on the microorganisms. Finally, the filtered microorganisms will be discharged through the outlet pipe 11 for the next step of detection.

[0026] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are only for explaining the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which fall within the scope of the present invention. The scope of the present invention is defined by the attached claims and their equivalents.

Claims

1. A ventilation and filtering device for microbiological testing, comprising a housing (1), characterized in that: An air outlet pipe (11) is embedded in one side of the shell (1); a first filter frame (12) is slidably connected to the top of the shell (1); a second filter frame (13) is slidably connected to the top of the shell (1) near the first filter frame (12); an insert block (14) is fixedly connected to the bottom of the first filter frame (12) and the second filter frame (13); a connecting frame (15) is fixedly connected to the top of the first filter frame (12) and the second filter frame (13); a motor (2) is fixedly connected to the top of the two connecting frames (15); The upper and lower ends of the inner walls of the first filter frame (12) and the second filter frame (13) are rotatably connected to a plurality of transmission rods (21), and the plurality of transmission rods (21) are inserted into the connection frame (15), the upper ends of the rod walls of the plurality of transmission rods (21) are fixedly connected to transmission gears (22), and the plurality of transmission gears (22) are meshingly connected, and the rod walls of the plurality of transmission rods (21) are fixedly connected to activated carbon filter cartridges (23), and one of the transmission rods (21) extends through the connection frame (15) to the top end and is fixedly connected to the output end of the motor (2); An elastic hose (3) is embedded in the other side wall of the shell (1); a first fixing ring (31) is fixedly connected to the wall of the elastic hose (3) on the side close to the shell (1); a plurality of fixing rods (32) distributed in a circle array are fixedly connected to the outer wall of one side of the first fixing ring (31); and the plurality of fixing rods (32) are fixedly connected to the outer wall of the shell (1); a plurality of first rubber wheels (33) are rotatably connected to the arc-shaped outer wall of the first fixing ring (31); an air pump (34) is fixedly connected to the outer wall of one side of the first fixing ring (31) inside the plurality of fixing rods (32); and the output end of the air pump (34) is fixedly connected to the outer wall of the first fixing ring (31). An air guide tube (35) is connected, the outer wall of the other side of the first fixing ring (31) is fixedly connected to a plurality of first telescopic rods (37), the side of the tube wall of the elastic hose (3) away from the shell (1) is fixedly connected to a second fixing ring (4), the arc-shaped outer wall of the second fixing ring (4) is rotatably connected to a second rubber wheel (41), the lower end of the outer wall of the second fixing ring (4) is fixedly connected to an ultraviolet disinfection ring tube assembly (42), the bottom of the second fixing ring (4) is fixedly connected to a plurality of second telescopic rods (43), and a universal joint (5) is fixedly connected between the plurality of second telescopic rods (43) and the first telescopic rod (37).

2. A ventilation and filtration device for microbiological testing according to claim 1, characterized in that: Two slots (101) are provided at the lower end of the inner wall of the shell (1), and the two insert blocks (14) are both locked in the slots (101).

3. A ventilation and filtration device for microbiological testing according to claim 1, characterized in that: The caliber of the filter holes arranged on the surface of the first filter frame (12) is larger than the caliber of the filter holes arranged on the surface of the second filter frame (13).

4. A ventilation and filtration device for microbiological testing according to claim 1, characterized in that: A handle (16) is fixedly connected to the middle of the top end of the two connection frames (15).

5. A ventilation and filtration device for microbiological testing according to claim 1, characterized in that: A plurality of air holes are formed through the side walls of the plurality of activated carbon filter cartridges (23).

6. A ventilation and filtration device for microbiological testing according to claim 1, characterized in that: An air bag (36) is fixedly connected to the upper end of the outer wall of the second fixing ring (4), and the air bag (36) is connected to the air guide tube (35).

7. A ventilation and filtration device for microbiological testing according to claim 1, characterized in that: An air suction component (6) is fixedly mounted on the bottom end of the inner wall of the shell (1) close to the air outlet pipe (11).

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