CN218823455U - Environment sample collection device suitable for shoes - Google Patents
Environment sample collection device suitable for shoes Download PDFInfo
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- CN218823455U CN218823455U CN202222372299.6U CN202222372299U CN218823455U CN 218823455 U CN218823455 U CN 218823455U CN 202222372299 U CN202222372299 U CN 202222372299U CN 218823455 U CN218823455 U CN 218823455U
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- membrane
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- conveying mechanism
- negative pressure
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Abstract
The utility model relates to a sampling device field. The environment sample collecting device suitable for the shoes comprises a hollow base, wherein a top plate of the hollow base is a supporting plate for supporting the shoes, and the supporting plate is provided with air holes; the hollow base is provided with a negative pressure air exhaust duct, and a negative pressure fan and a filtering component are sequentially arranged in the negative pressure air exhaust duct along the flow guide direction; the sampling membrane conveying mechanism is used for conveying the sampling membrane to a region between the supporting plate and the negative pressure fan; the sampling membrane sealing mechanism comprises an upper sealing membrane conveying mechanism and a lower sealing membrane conveying mechanism, the upper sealing membrane conveying mechanism is used for conveying an upper sealing membrane, the lower sealing membrane conveying mechanism is used for conveying a lower sealing membrane, and the upper sealing membrane conveying mechanism and the lower sealing membrane conveying mechanism are respectively arranged on two sides of the sampling membrane. The utility model discloses a negative-pressure air fan bleed, adsorbs the back with the particulate matter on the shoes utensil, adheres to on the sampling membrane, through last closed membrane and lower closed membrane to the cover of sampling membrane both sides, the cleanliness factor of the sample after the sampling of being convenient for.
Description
Technical Field
The utility model relates to the technical field of machinery, specifically be sample collection device.
Background
When an epidemic of an infectious disease occurs, medical staff and patients come in and go out of potentially contaminated areas and spread the infection by bringing potentially aerosol-transmitted microorganisms (viruses, drug-resistant bacteria, atypical chlamydia or mycoplasma, etc.) to a safe area.
At present, shoes are often disinfected instead of being sampled and detected. It is not beneficial to ensure the comprehensiveness of the sampling.
At present, an environment sample collecting device suitable for shoes is lacked.
SUMMERY OF THE UTILITY MODEL
To the problem that prior art exists, the utility model provides an environment sample collection system suitable for shoes utensil to solve above at least one technical problem.
In order to achieve the purpose, the utility model provides an environment sample collecting device suitable for shoes, which is characterized in that the device comprises a hollow base, wherein the top plate of the hollow base is a supporting plate for supporting the shoes, and the supporting plate is provided with air holes;
the hollow base is provided with a negative pressure air exhaust duct, and a negative pressure fan and a filtering component are sequentially arranged in the negative pressure air exhaust duct along the flow guide direction;
the sampling membrane conveying mechanism is used for conveying a sampling membrane to a region between the supporting plate and the negative pressure fan;
still include sampling membrane closing mechanism, sampling membrane closing mechanism is including the last closed membrane conveying mechanism who is used for carrying the last closed membrane of closed membrane and the lower closed membrane conveying mechanism who is used for carrying the lower closed membrane, go up closed membrane conveying mechanism and closed membrane conveying mechanism sets up down respectively the both sides of sampling membrane.
The utility model discloses a negative-pressure air fan bleed, adsorbs the back with the particulate matter on the shoes utensil, adheres to on the sampling membrane, through last closed membrane and lower closed membrane to the cover of sampling membrane both sides, the cleanliness factor of the sample after the sampling of being convenient for.
Further preferably, the foldable solar water heater further comprises a first cover plate and a second cover plate which can be opened and closed, wherein one end of the first cover plate and one end of the second cover plate are hinged with the hollow base;
the first cover plate and the second cover plate are detachably connected to enclose a space for accommodating shoes;
the space is communicated with the air holes.
The limit of the air exhaust space of the negative pressure fan is convenient to realize.
Further preferably, an ultraviolet germicidal lamp is mounted on the inner sides of the first cover plate and the second cover plate.
The ultraviolet sterilization after sampling is convenient to realize.
Preferably, the sampling film conveying mechanism comprises a first winding drum, a first feeding roller, a second feeding roller and a receiving roller which are sequentially arranged along the conveying direction and are wound with the non-sampling film;
the first winding drum and the first feeding rod are arranged on the left and right sides and are positioned below the air holes;
the upper sealing film conveying mechanism comprises a second winding drum wound with an upper sealing film, and the upper sealing film wound by the second winding drum passes through the second feeding roller and the receiving roller in sequence;
the lower sealing film conveying mechanism comprises a third winding drum wound with a lower sealing film, and the upper sealing film wound by the third winding drum passes through the second feeding roller and the receiving roller in sequence;
the second winding drum and the third winding drum are arranged between the first feeding roller and the second feeding roller and are positioned on two sides of the sampling film.
Preferably, the negative pressure air exhaust duct is provided with an air exhaust opening which is wide at the top and narrow at the bottom, and the air exhaust opening is opposite to the area of the sampling film between the first reel and the first feeding roller.
Further preferably, the width of the front and the back of the air exhaust opening is smaller than the width of the front and the back of the sampling membrane.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Wherein: 1 is a shoe, 2 is a first filter, 3 is a negative pressure fan, 4 is a second filter, 5 is a first reel, 6 is a first feeding rod, 7 is a second reel, 8 is a third reel, 9 is a second feeding rod, 10 is a receiving rod, and 11 is an ultraviolet sterilizing lamp.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
Referring to fig. 1, in embodiment 1, the environment sample collecting device suitable for shoes comprises a hollow base, wherein a top plate of the hollow base is a supporting plate for supporting the shoes 1, and the supporting plate is provided with air holes; the hollow base is provided with a negative pressure air exhaust duct, and a negative pressure fan 3 and a filtering component are sequentially installed on the negative pressure air exhaust duct along the flow guide direction. The filter assembly is a HEP filter. The filtering component is communicated with the atmosphere. A first filter 2 is arranged between the negative pressure fan 3 and the sampling membrane. A second filter 4 (i.e., a filter assembly) is installed between the negative pressure fan 3 and the atmosphere.
The sampling membrane conveying mechanism is used for conveying the sampling membrane to a region between the supporting plate and the negative pressure fan 3. The sampling film may be a nonwoven fabric. The sampling film covers the air holes.
The sampling membrane sealing mechanism comprises an upper sealing membrane conveying mechanism and a lower sealing membrane conveying mechanism, the upper sealing membrane conveying mechanism is used for conveying an upper sealing membrane, the lower sealing membrane conveying mechanism is used for conveying a lower sealing membrane, and the upper sealing membrane conveying mechanism and the lower sealing membrane conveying mechanism are respectively arranged on two sides of the sampling membrane. The upper or lower closing film may be a PE film or a pvc film.
The utility model discloses a negative-pressure air fan 3 bleed, adsorbs the back with the particulate matter on the shoes utensil 1, adheres to the sampling membrane on, through last closed membrane and lower closed membrane to the cover of sampling membrane both sides, the cleanliness factor of the sample after being convenient for sample.
The device also comprises a first cover plate and a second cover plate which can be opened and closed, wherein one ends of the first cover plate and the second cover plate are hinged with the hollow base; the first cover plate and the second cover plate are detachably connected to enclose a space for accommodating the footwear 1; the space is communicated with the air holes. The limit of the air exhaust space of the negative pressure fan 3 is convenient to realize. The inner sides of the first cover plate and the second cover plate are provided with ultraviolet germicidal lamps 11. The ultraviolet sterilization after sampling is convenient to realize.
The sampling film conveying mechanism comprises a first winding drum 5, a first feeding roller 6, a second feeding roller 9 and a material receiving roller 10 which are sequentially arranged along the conveying direction and are wound with non-sampling films; the first reel 5 and the first feeding rod 6 are arranged left and right and are positioned below the air holes; the upper sealing film conveying mechanism comprises a second winding drum 7 wound with an upper sealing film, and the upper sealing film wound by the second winding drum 7 passes through a second feeding roller 9 and a material receiving roller 10 in sequence; the lower sealing film conveying mechanism comprises a third winding drum 8 wound with a lower sealing film, and an upper sealing film wound by the third winding drum 8 passes through a second feeding roller 9 and a material receiving roller 10 in sequence; the second winding drum 7 and the third winding drum 8 are arranged between the first feeding roller and the second feeding roller and are positioned at two sides of the sampling film. For example, the first spool rotates clockwise, the second spool rotates clockwise, and the third spool rotates counterclockwise. The first winding drum, the second winding drum, the third winding drum and the material collecting stick are controlled to rotate by the motor. The first feeding rod rotates clockwise and is passively turned to the sleeve. The second feeding roller rotates clockwise and passively turns to the sleeve, which is a pressurizing rotating sleeve and is used for further pressurizing the just formed three-layer sealing film. The material receiving cylinder rotates anticlockwise.
The negative pressure air exhaust duct is provided with an air exhaust opening which is wide at the top and narrow at the bottom, and the air exhaust opening is over against the area of the sampling film between the first reel 5 and the first feeding roller 6. The width of the front and the back of the air exhaust opening is smaller than that of the front and the back of the sampling film. The front and back widths of the upper sealing film and the lower sealing film are larger than the front and back widths of the sampling film.
The specific working process is as follows: when the shoe 1 is positioned above the hollow base, the first cover plate and the second cover plate are closed, the negative pressure fan 3 generates negative pressure, outside air is sucked into the space containing the shoe 1, and the negative pressure flows through the shoe 1, potential infectious microorganisms scattered on the surface and the bottom of the shoe 1 pass through the air holes in the supporting plate in an air flow transmission mode and flow downwards through the sampling film below the air holes. The sampling membrane is conveyed along with the action of the sampling membrane conveying mechanism, and meanwhile, the upper sealing membrane and the lower sealing membrane are conveyed simultaneously to form a three-layer covering structure of the upper sealing membrane, the sampling membrane and the lower sealing membrane. Is received on the material receiving stick 10. After the negative pressure fan 3 works for a period of time, the sampling film conveying mechanism, the upper sealing film and the lower sealing film act. When the negative pressure fan 3 is operated, the sampling film conveying mechanism, the upper sealing film and the lower sealing film may be operated. Subsequent detection may be performed by ring-cutting or cropping the region of interest.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. The environment sample collecting device suitable for the shoes is characterized by comprising a hollow base, wherein a top plate of the hollow base is a supporting plate for supporting the shoes, and the supporting plate is provided with air holes;
the hollow base is provided with a negative pressure air exhaust duct, and a negative pressure fan and a filtering assembly are sequentially arranged in the negative pressure air exhaust duct along the flow guide direction;
the sampling membrane conveying mechanism is used for conveying a sampling membrane to a region between the supporting plate and the negative pressure fan;
still include sampling membrane closing mechanism, sampling membrane closing mechanism is including the last closed membrane conveying mechanism who is used for carrying the last closed membrane of closed membrane and the lower closed membrane conveying mechanism who is used for carrying the lower closed membrane, go up closed membrane conveying mechanism and closed membrane conveying mechanism sets up down respectively the both sides of sampling membrane.
2. The environmental sample collection device adapted for footwear of claim 1, wherein: the foldable solar cell module further comprises a first cover plate and a second cover plate which can be opened and closed, wherein one ends of the first cover plate and the second cover plate are hinged with the hollow base;
the first cover plate and the second cover plate are detachably connected to enclose a space for accommodating shoes;
the space is communicated with the air holes.
3. The environmental sample collection device adapted for footwear of claim 2, wherein: and ultraviolet germicidal lamps are arranged on the inner sides of the first cover plate and the second cover plate.
4. The environmental sample collection device adapted for footwear of claim 1, wherein: the sampling film conveying mechanism comprises a first winding drum, a first feeding roller, a second feeding roller and a material receiving roller which are sequentially arranged along the conveying direction and are wound with non-sampling films;
the first winding drum and the first feeding rod are arranged on the left and right sides and are positioned below the air holes;
the upper sealing film conveying mechanism comprises a second winding drum wound with an upper sealing film, and the upper sealing film wound by the second winding drum passes through the second feeding roller and the receiving roller in sequence;
the lower sealing film conveying mechanism comprises a third winding drum wound with a lower sealing film, and the upper sealing film wound by the third winding drum passes through the second feeding roller and the receiving roller in sequence;
the second winding drum and the third winding drum are arranged between the first feeding roller and the second feeding roller and are positioned on two sides of the sampling film.
5. The environmental sample collection device adapted for footwear of claim 4, wherein: the negative pressure air exhaust duct is provided with an air exhaust opening which is wide at the top and narrow at the bottom, and the air exhaust opening is over against the area of the sampling film between the first reel and the first feeding rod.
6. The environmental sample collection device adapted for footwear of claim 5, wherein: the front width and the rear width of the air suction opening are smaller than the front width and the rear width of the sampling film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222372299.6U CN218823455U (en) | 2022-09-07 | 2022-09-07 | Environment sample collection device suitable for shoes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222372299.6U CN218823455U (en) | 2022-09-07 | 2022-09-07 | Environment sample collection device suitable for shoes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218823455U true CN218823455U (en) | 2023-04-07 |
Family
ID=87258673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222372299.6U Active CN218823455U (en) | 2022-09-07 | 2022-09-07 | Environment sample collection device suitable for shoes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218823455U (en) |
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2022
- 2022-09-07 CN CN202222372299.6U patent/CN218823455U/en active Active
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