CN220907491U - Portable microorganism aerosol sampling device - Google Patents

Abstract

The utility model relates to the technical field of microorganism aerosol sampling devices, and discloses a portable microorganism aerosol sampling device which comprises a device box, wherein an air bag structure is arranged in the device box, an arc-shaped holding plate is arranged outside the device box, a push rod is arranged between the arc-shaped holding plate and the air bag structure, a first compression spring is sleeved on the push rod, an air inlet hopper is arranged at one end of an air inlet pipe, a hose and a second hose are both provided with a one-way air passing structure, an air outlet pipe communicated with the second hose is connected to the bottom of the device box, a sampling bottle is arranged between the lifting plate and the upper baffle, the air bag structure can be extruded through the arc-shaped holding plate and the push rod, and air containing microorganism aerosol is sucked into the air bag structure and is guided into the sampling bottle for sampling.

Description

Portable microorganism aerosol sampling device

Technical Field

The utility model relates to the technical field of microorganism aerosol sampling devices, in particular to a portable microorganism aerosol sampling device.

Background

The biological, physical and chemical properties of the microbial aerosol have very important influence on respiratory tract infection, the aerosol contains the characteristics of the microbes, namely the infectivity and virulence of the microbes are decisive factors of respiratory tract infection consequences, the difference of infection doses of different species and different strains of microbial aerosols can reach several orders of magnitude under similar conditions, and a microbial aerosol sampling device is needed for sampling the microbial aerosols in the air.

Some microbial aerosol sampling devices on the market today: for example, the patent of the utility model with the publication number of CN218321394U discloses a microorganism aerosol sampling device, through setting up motor and arc scraper blade for arc link plate is along the slow rotation in filter screen cover outside, can prevent that the sampling in-process from the filter screen cover from taking place to block up, reduces sampling efficiency, and peg graft in flexible pipe through the pipe, annular electromagnet adsorbs fixed annular iron plate, makes pipe and flexible pipe conveniently connect, and improves the sealed effect of junction, but because the device is bulky, inconvenient carrying and use, the limitation is great.

We have therefore proposed a portable microbial aerosol sampling device in order to solve the problems set out above.

Disclosure of utility model

The utility model aims to solve the problems that the existing microorganism aerosol sampling devices are inconvenient to carry and use and have larger limitation due to larger volume.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a portable microorganism aerosol sampling device, includes the device box, be provided with the gasbag structure in the device box, just be provided with the arc on the device box and hold the board outward, be provided with the push rod between arc and holding board and the gasbag structure, the cover is equipped with first compression spring on the push rod, the gasbag structure includes first structural plate and second structural plate, be provided with collapsible rubber tube between first structural plate and the second structural plate, first structural plate is fixed mutually with the push rod, the second structural plate is fixed mutually with the device box inner wall, the top of device box is provided with the intake pipe, the one end of intake pipe is provided with the air inlet scoop, be provided with the first hose that is linked together with the intake pipe on the collapsible rubber tube, just all be provided with one-way overair structure on first hose and the second hose, the device box bottom is connected with the outlet duct that is linked together with the second hose, be provided with the upper baffle below the device box, on the upper baffle is provided with the outlet duct looks adaptation and is provided with the guide post and is connected with the air outlet duct, be provided with the guide post under the guide post is connected with the guide post under the guide post, the guide post is connected with the guide post is located between the two under the guide post, the guide post is connected with the guide post.

Further, a battery compartment is arranged at a position, close to the top, in the device box, a battery is arranged in the battery compartment, a compartment cover is arranged at a position, corresponding to the battery compartment, of the outer surface of the device box, a miniature air entraining fan is arranged in the air inlet bucket, a wire passing pipe is arranged on the outer surface of the air inlet pipe, and the air inlet bucket and the battery compartment are both communicated with the wire passing pipe.

Further, a dust screen is arranged on the air inlet hopper.

Further, the unidirectional gas passing structure comprises a structural cylinder, a ball and a conical spiral spring are arranged in the structural cylinder, the top end of the conical spiral spring is fixed with the ball, and the bottom end of the conical spiral spring is fixed with the inner bottom wall of the structural cylinder.

Further, the sampling bottle comprises a bottle body, the bottle top threaded connection has the bottle lid, the roof is connected with the mechanism box in the bottle lid, be provided with lift lid and third compression spring in the mechanism box, the lid groove with lift lid looks adaptation has been seted up at the bottle lid top, a plurality of gas ports have been seted up to the mechanism box side.

Further, a first sealing rubber gasket is arranged at the contact position of the bottle body and the bottle cap, an annular groove is formed in the upper surface of the lifting cover, and a second sealing rubber gasket is arranged in the annular groove.

The utility model has the beneficial effects that: through being provided with the gasbag structure in the device box, be provided with the arc outside the device box and hold the board, be provided with the push rod between arc and gasbag structure, be equipped with first compression spring on the push rod, be provided with the air inlet bucket in the one end of intake pipe, all be provided with one-way overair structure on a hose and second hose, be connected with the outlet duct that is linked together with the second hose in device box bottom, and be provided with the sampling bottle between lifter plate and overhead gage, can hold the board and push rod and extrude the gasbag structure through the arc, in extruded in-process, inhale the gasbag structure with the air that contains microorganism aerosol, and sample in leading-in sampling bottle, the device wholly sets up to handheld structure, and is small, conveniently carries and the limitation is less.

Drawings

FIG. 1 is a schematic diagram of a portable microbial aerosol sampling device according to the present utility model;

FIG. 2 is a schematic cross-sectional view of a portable microbial aerosol sampling device of the present utility model;

FIG. 3 is an enlarged schematic view of the partial structure A of FIG. 2 in accordance with the present utility model;

Fig. 4 is an enlarged schematic view of the partial structure B of fig. 2 according to the present utility model.

Name corresponding to each label in the figure:

1. A device box; 2. an airbag structure; 201. a first structural panel; 202. a second structural panel; 203. a collapsible rubber barrel; 3. an arc-shaped holding plate; 4. a push rod; 5. a first compression spring; 6. an air inlet pipe; 7. an air inlet hopper; 8. a first hose; 9. a second hose; 10. a unidirectional gas passing structure; 101. a structural cylinder; 102. a ball; 103. conical spiral spring; 11. an air outlet pipe; 111. an air outlet; 12. an upper baffle; 121. a connecting column; 13. a guide post; 14. a lower baffle; 15. a lifting plate; 16. a sampling bottle; 161. a bottle body; 162. a bottle cap; 1621. a cover groove; 163. a mechanism box; 1631. a gas passing port; 164. a lifting cover; 165. a third compression spring; 17. a second compression spring; 18. a battery compartment; 19. a bin cover; 20. miniature air entraining fan; 21. a wire passing tube; 22. a dust screen; 23. a first sealing rubber gasket; 24. and a second sealing rubber gasket.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are derived by a person skilled in the art based on the embodiments of the utility model, fall within the scope of protection of the utility model.

Embodiments of the utility model:

Example 1

As shown in fig. 1-4, the utility model provides a portable microorganism aerosol sampling device, which comprises a device box 1, wherein an air bag structure 2 is arranged in the device box 1, an arc-shaped holding plate 3 is arranged outside the device box 1, a push rod 4 is arranged between the arc-shaped holding plate 3 and the air bag structure 2, a first compression spring 5 is sleeved on the push rod 4, the air bag structure 2 comprises a first structural plate 201 and a second structural plate 202, a foldable rubber cylinder 203 is arranged between the first structural plate 201 and the second structural plate 202, the first structural plate 201 is fixed with the push rod 4, the second structural plate 202 is fixed with the inner wall of the device box 1, an air inlet pipe 6 is arranged at the top of the device box 1, an air inlet hopper 7 is arranged at one end of the air inlet pipe 6, a first hose 8 communicated with the air inlet pipe 6 is arranged on the foldable rubber cylinder 203, a second hose 9 is arranged between the foldable rubber cylinder 203 and the inner bottom wall of the device box 1, the first hose 8 and the second hose 9 are both provided with a unidirectional air passing structure 10, the bottom of the device box 1 is connected with an air outlet pipe 11 communicated with the second hose 9, an upper baffle 12 is arranged below the device box 1, a through hole matched with the air outlet pipe 11 is formed in the upper baffle 12, a connecting column 121 is fixed between the upper baffle 12 and the device box 1, guide columns 13 are symmetrically arranged on the lower surface of the upper baffle 12, the bottom ends of the guide columns 13 are connected with a lower baffle 14, two guide columns 13 are connected with lifting plates 15 in a sliding manner, a sampling bottle 16 is arranged between the lifting plates 15 and the upper baffle 12, bottle placing grooves are formed in the lifting plates 15, second compression springs 17 are sleeved on the guide columns 13, the second compression springs 17 are positioned between the lower baffle 14 and the lifting plates 15, a plurality of air outlets 111 are formed in positions, close to the bottom ends, of the surfaces of the air outlet pipes 11, the unidirectional air passing structure 10 comprises a structural cylinder 101, the utility model provides a sample bottle, including structure barrel 101, be provided with ball 102 and conical coil spring 103 in the structure barrel 101, conical coil spring 103's top is fixed with ball 102, and conical coil spring 103's bottom is fixed with structure barrel 101 inner bottom wall, sampling bottle 16 includes bottle 161, bottle 161 top threaded connection has bottle lid 162, the roof is connected with mechanism box 163 in the bottle lid 162, be provided with lift cap 164 and third compression spring 165 in the mechanism box 163, cover slot 1621 with lift cap 164 looks adaptation is seted up at bottle lid 162 top, a plurality of air passing ports 1631 have been seted up to mechanism box 163 side, only need hold device box 1 and press down arc grip plate 3 during the use, push rod 4 just can take place to remove and extrude gasbag structure 2, press the air that contains microorganism aerosol into sampling bottle 16, then loosen arc grip plate 3, arc grip plate 3 resets under the effect of first compression spring 5, gasbag structure 2 is recovered and is inhaled air into gasbag structure 2 through intake pipe 6 and first hose 8, the unidirectional circulation of air has been guaranteed through two unidirectional air structures 10, thereby constantly to hold down plate 3 and press down the air duct 16 and push down and take out the sample bottle 16, can take out the sample bottle 15 and take out the sample bottle with the sample bottle 16, take out the sample bottle 15 down the sample bottle is pushed down, take turns down the sample plate 16 and take turns down the sample bottle 16 and take turns down the sample bottle 11, take turns down the sample bottle 11 and take turns down the sample in the sample bottle with the sample bottle.

Example two

As shown in fig. 1 to 4, on the basis of the first embodiment of the present utility model: the device box 1 is internally provided with a battery compartment 18 at a position close to the top, a battery is arranged in the battery compartment 18, a compartment cover 19 is arranged at a position, corresponding to the battery compartment 18, of the outer surface of the device box 1, a miniature air entraining fan 20 is arranged in an air inlet hopper 7, a wire passing pipe 21 is arranged on the outer surface of an air inlet pipe 6, the air inlet hopper 7 and the battery compartment 18 are communicated with the wire passing pipe 21, air containing microorganism aerosol can be introduced into the air inlet hopper 7 through the miniature air entraining fan 20 through the arrangement, the follow-up sampling work is convenient, a dust screen 22 is arranged on the air inlet hopper 7, through the arrangement, the entering of external sundries is prevented, a first sealing rubber gasket 23 is arranged at a position, in contact with a bottle body 161 and a bottle cover 162, an annular groove is formed in the upper surface of the lifting cover 164, and a second sealing rubber gasket 24 is arranged in the annular groove, so that the sealing performance is improved.

Claims (6)

1. A portable microbial aerosol sampling device, characterized in that: including device box (1), be provided with gasbag structure (2) in device box (1), just be provided with arc outside device box (1) and hold board (3), be provided with push rod (4) between arc hold board (3) and gasbag structure (2), the cover is equipped with first compression spring (5) on push rod (4), gasbag structure (2) include first structural slab (201) and second structural slab (202), be provided with collapsible rubber tube (203) between first structural slab (201) and second structural slab (202), first structural slab (201) are fixed with push rod (4), second structural slab (202) are fixed with device box (1) inner wall, the top of device box (1) is provided with intake pipe (6), the one end of intake pipe (6) is provided with air inlet hopper (7), be provided with on collapsible rubber tube (203) with intake pipe (6) be linked together first hose (8), just be provided with between collapsible rubber tube (203) and device (1) and second hose (9) are connected with hose (9) on hose (9) bottom hose (9) and second hose (9), the device comprises a device box (1), and is characterized in that an upper baffle (12) is arranged below the device box (1), through holes matched with an air outlet pipe (11) are formed in the upper baffle (12), connecting columns (121) are fixed between the upper baffle (12) and the device box (1), guide columns (13) are symmetrically arranged on the lower surface of the upper baffle (12), lower baffles (14) are connected to the bottom ends of the guide columns (13), two lifting plates (15) are connected to the guide columns (13) in a sliding mode, sampling bottles (16) are arranged between the lifting plates (15) and the upper baffle (12), bottle placing grooves are formed in the lifting plates (15), second compression springs (17) are sleeved on the guide columns (13), and a plurality of air outlets (111) are formed in the positions, close to the bottom ends, of the surfaces of the air outlet pipes (11).

2. A portable microbial aerosol sampling device according to claim 1, wherein: the device is characterized in that a battery compartment (18) is arranged at a position, close to the top, in the device box (1), a battery is arranged in the battery compartment (18), a compartment cover (19) is arranged at a position, corresponding to the battery compartment (18), of the outer surface of the device box (1), a miniature air entraining fan (20) is arranged in the air inlet bucket (7), a wire passing tube (21) is arranged on the outer surface of the air inlet pipe (6), and the air inlet bucket (7) and the battery compartment (18) are both communicated with the wire passing tube (21).

3. A portable microbial aerosol sampling device according to claim 1, wherein: the air inlet hopper (7) is provided with a dust screen (22).

4. A portable microbial aerosol sampling device according to claim 1, wherein: the unidirectional air passing structure (10) comprises a structural cylinder (101), a ball (102) and a conical spiral spring (103) are arranged in the structural cylinder (101), the top end of the conical spiral spring (103) is fixed with the ball (102), and the bottom end of the conical spiral spring (103) is fixed with the inner bottom wall of the structural cylinder (101).

5. A portable microbial aerosol sampling device according to claim 1, wherein: sampling bottle (16) include bottle (161), bottle (161) top threaded connection has bottle lid (162), roof is connected with mechanism box (163) in bottle lid (162), be provided with lift lid (164) and third compression spring (165) in mechanism box (163), lid groove (1621) with lift lid (164) looks adaptation are seted up at bottle lid (162) top, a plurality of gas ports (1631) have been seted up to mechanism box (163) side.

6. The portable microbial aerosol sampling device of claim 5, wherein: the bottle body (161) is provided with a first sealing rubber gasket (23) at the contact position of the bottle cap (162), an annular groove is formed in the upper surface of the lifting cover (164), and a second sealing rubber gasket (24) is arranged in the annular groove.