CN115340941A

CN115340941A - Detection device for detecting bioaerosol in air

Info

Publication number: CN115340941A
Application number: CN202210895201.7A
Authority: CN
Inventors: 姚飞; 王兴国; 岳炯; 李皓
Original assignee: Suzhou Jiangnan Aerospace Mechanical and Electrical Industry Co Ltd
Current assignee: Suzhou Jiangnan Aerospace Mechanical and Electrical Industry Co Ltd
Priority date: 2022-07-26
Filing date: 2022-07-26
Publication date: 2022-11-15

Abstract

The invention discloses a detection device for detecting biological aerosol in air, which relates to the technical field of aerosol detection and comprises a device main body, wherein the lower surface of the device main body is fixedly connected with a bottom shell, the inner part of the bottom shell is in threaded connection with a bearing shell, rolling wheels are movably arranged at positions, close to the edge, of the lower surface of the bearing shell, a driving module is arranged at the inner bottom surface of the bearing shell, an adjusting mechanism is arranged in the device main body, the adjusting mechanism comprises a connecting inner shell, a detection module is arranged at the inner bottom of the connecting inner shell, a top cover shell is arranged at the upper side of the device main body, and a control panel is fixedly embedded at the top of the outer side surface of the device main body; the invention can avoid the condition of missed detection of the biological aerosol, can extract the aerosols with different heights and different directions, has good applicability, has a convenient step-by-step disassembly function, reduces the overhauling difficulty of the device and prolongs the service life of the device.

Description

Detection device for detecting bioaerosol in air

Technical Field

The invention relates to the technical field of aerosol detection, in particular to a detection device for detecting bioaerosol in air.

Background

Aerosols are colloidal dispersions, also known as gas dispersions, of small particles of a solid or liquid dispersed and suspended in a gaseous medium. The dispersed phase is solid or liquid small particles with size of 0.001-100 μm, and the dispersion medium is gas. The air contains a large amount of microorganisms, mainly the coccus flying from the ground attached to dust, which has a great influence on the health of human body, and these microorganisms mixed with the aerosol can have a great influence on the health of human body. With the continuous attention of people on the environment, the method has an extremely important effect on accurately detecting the microbial aerosol in the atmosphere.

Through retrieval, in the patent with chinese patent No. CN202011207360.0, a portable bioaerosol detection device and method are disclosed, which solve the problems of insufficient accuracy, poor signal-to-noise ratio, poor stability and the like existing in the existing fluorescence spectrum detection system, and have the advantages of simple structure, low cost and the like, thereby effectively ensuring the convenience, reliability and universality of the system, but the bioaerosol is easy to miss detection, only can extract the aerosol at a specific height and orientation in the space, and has poor applicability and no convenient step-by-step disassembly function, so that the difficulty of overhauling the device is large, thereby affecting the service life of the device.

Disclosure of Invention

The present invention is directed to a detection device for detecting bioaerosol in air, so as to solve the above problems in the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a detection device for detecting biological aerosol in air, includes the device main part, the lower fixed surface of device main part is connected with the drain pan, the inside threaded connection of drain pan has the bearing shell, the lower surface of bearing the shell is close to the equal movable mounting of border position and has the roll wheel, the inside bottom surface of bearing the shell is provided with drive module, the inside of device main part is provided with adjustment mechanism, adjustment mechanism is including connecting the inner shell, the interior bottom of connecting the inner shell is provided with detection module, the upside of device main part is provided with the top cap shell, the fixed control panel that is equipped with that inlays in lateral surface top of device main part.

As a further scheme of the invention: the utility model discloses a device for fixing the inner bottom of a shell, including the device main part, the inside intermediate position of device main part is provided with the slip shell, the first side post of both sides face intermediate position difference fixedly connected with and the second side post of slip shell, the upper end of first side post is run through and is seted up threaded hole, the upper end of second side post is run through and is seted up spacing slide opening, the interior top fixed mounting of drain pan has first motor, the threaded shaft is installed to the output of first motor, the interior bottom of device main part is close to the spacing montant of one side fixedly connected with.

As a further scheme of the invention: the inserting groove is formed in the lower surface of the side wall of the sliding outer shell, the connecting inner shell is located inside the inserting groove, and the cross section of the connecting inner shell is in a square shape.

As a further scheme of the invention: the height of the first side column is the same as that of the second side column, the first side column is in threaded connection with the threaded shaft through a threaded hole, and the second side column is in sliding connection with the limiting vertical rod through a limiting sliding hole.

As a further scheme of the invention: the upside intermediate position of device main part is provided with a baffle, the lower surface of top baffle is close to the equal fixedly connected with connecting rod in corner position, four groups the lower extreme fixedly connected with connection support plate of connecting rod, the upper surface intermediate position fixed mounting of connection support plate has the second motor, the axis of rotation is installed to the output of second motor, the fixed rolling disc that has cup jointed in the outside of axis of rotation, the last surface mounting of rolling disc has the aspiration pump, the air inlet fixedly connected with exhaust tube of aspiration pump, the one end fixedly connected with screen frame of aspiration pump is kept away from to the exhaust tube.

As a further scheme of the invention: the shape of exhaust tube is the setting of L type, be connected with the blast pipe between the gas outlet of aspiration pump and the detection module, and the blast pipe design is the hose, the connection support plate is located the inside of slip shell, the rolling disc passes through axis of rotation movable mounting between top baffle and connection support plate.

As a further scheme of the invention: the device main part and the bottom shell are provided with openings in a penetrating mode, the two groups of openings are communicated, a bottom baffle is arranged inside the openings, the corner positions of the lower surface of the bottom baffle are fixedly connected with side angle plates, and the lower surfaces of the side angle plates are provided with second fastening bolts in a penetrating mode.

As a further scheme of the invention: the four groups of second fastening bolts respectively penetrate through the corner plates to be in threaded connection with the device main body, and the detection module is located on the upper surface of the bottom baffle.

As a further scheme of the invention: even connection hinge is connected with between top cap shell and the device main part, top cap shell and the outside of device main part are close to the opposite side and all fixedly inlay and are equipped with the magnet pole, and the upper surface of top baffle is close to the edge angle position and all runs through and is provided with first fastening bolt, and the upside of slip shell is close to the edge angle position and all has seted up the thread groove.

As a further scheme of the invention: the top cover shell is movably installed with the device main body through connecting two groups of magnet rods matched with the hinges, the magnet rods are arranged in a U shape, and the first fastening bolts respectively penetrate through the top baffle plate matched thread grooves to be in threaded connection with the sliding shell.

Compared with the prior art, the invention has the beneficial effects that:

1. through starting the inside first motor of drain pan, it is rotatory to drive the threaded shaft, thereby drive first side post rebound under the cooperation of screw hole, and then drive the slip shell along connecting the inner shell rebound through the spacing slide opening of second side post cooperation and spacing montant, make the exhaust tube extract the air of co-altitude, start the second motor of connecting the support plate upside simultaneously, it is co-rotating to drive axis of rotation and rolling disc, thereby it is co-rotating to drive aspiration pump and exhaust tube, extract the air in different position, can avoid biological aerosol to appear lou examining the condition, can extract the aerosol of co-altitude and different positions, and the suitability is good.

2. The top cover shell on the upper side of the device main body is opened by connecting the two groups of magnet rods matched with the hinges, the top baffle is separated from the upper side of the sliding shell by matching the four groups of second fastening bolts with the four groups of thread grooves, equipment to be connected to the support plate is taken out from the inside of the sliding shell, then the bearing shell is taken down from the inner spiral of the bottom shell, the first fastening bolt on the four groups of corner plates is spirally detached, the bottom baffle and the detection module on the bottom baffle are moved out from the inside of the opening, the step-by-step disassembly function is convenient and fast, the overhauling difficulty of the device is reduced, and the service life of the device is prolonged.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is an overall sectional structural view of the present invention.

Fig. 3 is a schematic view of the overall internal structure of the present invention.

Fig. 4 is a schematic view of the connection structure of the adjusting mechanism of the present invention.

Fig. 5 is a schematic view of a connection structure of the top baffle plate according to the present invention.

Fig. 6 is a schematic internal top view of the present invention.

In the figure: 1. a device main body; 2. a bottom case; 3. a load-bearing shell; 4. a rolling wheel; 5. a drive module; 6. a top cover shell; 7. an adjustment mechanism; 701. connecting the inner shell; 702. a sliding housing; 703. a first side pillar; 704. a threaded hole; 705. a second side post; 706. a limiting slide hole; 707. a first motor; 708. a threaded shaft; 709. a limiting vertical rod; 8. a top baffle; 9. a connecting rod; 10. connecting a carrier plate; 11. a second motor; 12. rotating the disc; 13. an air pump; 14. an air exhaust pipe; 15. a screen body; 16. a first fastening bolt; 17. a thread groove; 18. a bottom baffle; 19. a side gusset; 20. a second fastening bolt; 21. a detection module; 22. a connecting hinge; 23. a magnet rod; 24. a control panel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example 1:

referring to fig. 1-6, the present invention provides a technical solution: a detection device for detecting bioaerosol in air comprises a device main body 1, wherein a bottom shell 2 is fixedly connected to the lower surface of the device main body 1, a bearing shell 3 is in threaded connection with the inside of the bottom shell 2, rolling wheels 4 are movably mounted on the lower surface of the bearing shell 3 close to the edge positions, a driving module 5 is arranged on the bottom surface of the inside of the bearing shell 3, an adjusting mechanism 7 is arranged inside the device main body 1, the adjusting mechanism 7 comprises a connecting inner shell 701, a detection module 21 is arranged at the bottom of the inside of the connecting inner shell 701, a top cover shell 6 is arranged on the upper side of the device main body 1, and a control panel 24 is fixedly embedded in the top of the outer side surface of the device main body 1;

in this embodiment, referring to fig. 3-5, a sliding housing 702 is disposed at a middle position inside a device main body 1, a first side column 703 and a second side column 705 are fixedly connected to middle positions of two side surfaces of the sliding housing 702 respectively, a threaded hole 704 is formed in an upper end of the first side column 703, a limiting sliding hole 706 is formed in an upper end of the second side column 705, a first motor 707 is fixedly installed at an inner top of a bottom case 2, a threaded shaft 708 is installed at an output end of the first motor 707, a limiting vertical rod 709 is fixedly connected to a side, which is close to an inner bottom of the device main body 1, of the sliding housing 702, an insertion groove is formed in a lower surface of a side wall of the sliding housing 702, the connecting inner housing 701 is located inside the insertion groove, the first side column 703 and the second side column 705 have the same height, the first side column 703 is in threaded connection with the threaded shaft 708 through the threaded hole 704, the second side column 705 is in sliding connection with the limiting vertical rod 709 through the limiting sliding hole 706, the cross section of the connecting inner shell 701 is arranged in a square shape, a top baffle 8 is arranged at the middle position of the upper side of the device main body 1, connecting rods 9 are fixedly connected to the lower surfaces of the top baffle 8 close to corners, the lower ends of the four groups of connecting rods 9 are fixedly connected with a connecting support plate 10, a second motor 11 is fixedly arranged at the middle position of the upper surface of the connecting support plate 10, a rotating shaft is arranged at the output end of the second motor 11, a rotating disc 12 is fixedly sleeved on the outer side of the rotating shaft, an air suction pump 13 is arranged on the upper surface of the rotating disc 12, an air suction pipe 14 is fixedly connected to the air inlet of the air suction pump 13, a sieve body 15 is fixedly connected to one end, far away from the air suction pump 13, of the air suction pipe 14 is arranged in an L shape, an exhaust pipe is connected between the air outlet of the air suction pump 13 and the detection module 21, the exhaust pipe is designed as a hose, and the connecting support plate 10 is arranged inside the sliding outer shell 702, the rotating disc 12 is movably arranged between the top baffle plate 8 and the connecting carrier plate 10 through a rotating shaft;

specifically, by starting the first motor 707 inside the bottom case 2, the threaded shaft 708 is driven to rotate, thereby driving the first side column 703 to move up in cooperation with the threaded hole 704, and then driving the sliding outer shell 702 to move up along the connecting inner shell 701 in cooperation with the limiting sliding hole 706 and the limiting vertical rod 709 through the second side column 705, so that the air suction pipe 14 extracts air at different heights, and simultaneously, the second motor 11 connected to the upper side of the carrier plate 10 is started, thereby driving the rotating shaft and the rotating disc 12 to rotate together, thereby driving the air suction pump 13 and the air suction pipe 14 to rotate together, and extracting air at different positions, thereby avoiding the condition of missed detection of bio-aerosol, extracting aerosols at different heights and different positions, and having good applicability.

Example 2:

in this embodiment, referring to fig. 1 and 2, the present invention provides a technical solution: a detection device for detecting bioaerosol in air is characterized in that openings are formed in a device main body 1 and a bottom shell 2 in a penetrating mode, two groups of openings are communicated, a bottom baffle 18 is arranged inside each opening, corner plates 19 are fixedly connected to the corner positions of the lower surface of the bottom baffle 18, second fastening bolts 20 are arranged on the lower surfaces of four groups of corner plates 19 in a penetrating mode, the four groups of second fastening bolts 20 penetrate through the corner plates 19 to be in threaded connection with the device main body 1, a detection module 21 is located on the upper surface of the bottom baffle 18, even connection hinges 22 are connected between a top cover shell 6 and the device main body 1, magnet rods 23 are fixedly embedded in the outer sides of the top cover shell 6 and the device main body 1 close to opposite sides, first fastening bolts 16 penetrate through the upper surface of the top baffle 8 close to the corner positions, thread grooves 17 are formed in the upper side of a sliding shell 702 close to the corner positions, the top cover shell 6 is matched with the two groups of magnet rods 23 to be movably installed with the device main body 1 through the connection hinges 22, the magnet rods 23 are arranged in a U-shaped mode, and the four groups of the first fastening bolts 16 penetrate through the top baffle 8 and the thread grooves 17 and the sliding shell 702;

specifically, the top cover shell 6 on the upper side of the device main body 1 is opened by matching the connecting hinge 22 with the two sets of magnet rods 23, the top baffle plate 8 is separated from the upper side of the sliding shell 702 by matching the four sets of second fastening bolts 20 with the four sets of threaded grooves 17, so that the equipment connected to the carrier plate 10 is taken out from the inside of the sliding shell 702, then the bearing shell 3 is spirally taken down from the inside of the bottom shell 2, and the first fastening bolts 16 on the four sets of corner plates 19 are spirally removed, so that the bottom baffle plate 18 and the detection modules 21 thereon are moved out from the inside of the opening, the convenient step-by-step disassembly function is realized, the overhauling difficulty of the device is reduced, and the service life of the device is prolonged.

The working principle and the using process of the invention are as follows: firstly, the driving module 5 is matched with four groups of rolling wheels 4 to enable the device main body 1 to move on the ground until the detection device reaches the destination, when in use, the control panel 24 is used for starting the air suction pump 13 on the upper side of the rotating disc 12, and air is sucked into the detection module 21 through the air suction pipe 14, the screen body 15 and the exhaust pipe for detection, meanwhile, the first motor 707 in the bottom case 2 is started to drive the threaded shaft 708 to rotate, so that the first side column 703 is driven to move upwards under the matching of the threaded hole 704, and then the second side column 705 is matched with the limit sliding hole 706 and the limit vertical rod 709 to drive the sliding outer shell 702 to move upwards along the connecting inner shell 701, so that the air suction pipe 14 is used for sucking air with different heights, and meanwhile, the second motor 11 connected with the upper side of the carrier plate 10 is started to drive the rotating shaft and the rotating disc 12 to rotate together, so that the air suction pump 13 and the air suction pipe 14 are driven to rotate together, when the device fails, the top cover shell 6 on the upper side of the device main body 1 is opened by matching the connecting hinge 22 and the two sets of magnet rods 23, the top baffle 8 is separated from the upper side of the sliding shell 702 by matching the four sets of second fastening bolts 20 and the four sets of threaded grooves 17, so that equipment connected with the carrier plate 10 is taken out of the sliding shell 702, then the bearing shell 3 is spirally taken out of the bottom shell 2, the first fastening bolts 16 on the four sets of side angle plates 19 are spirally removed, the bottom baffle 18 and the detection modules 21 on the bottom baffle 18 are moved out of the opening, the step-by-step disassembly function is realized, the overhauling difficulty of the device is reduced, the service life of the device is prolonged, and finishing the operation.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A detection device for detecting bioaerosols in air, comprising a device body (1), characterized in that: the device comprises a device body (1), wherein a bottom shell (2) is fixedly connected to the lower surface of the device body (1), a bearing shell (3) is connected to the inner threads of the bottom shell (2), a rolling wheel (4) is installed on the lower surface of the bearing shell (3) close to the edge of the lower surface of the bearing shell, a driving module (5) is arranged on the inner bottom surface of the bearing shell (3), an adjusting mechanism (7) is arranged inside the device body (1), the adjusting mechanism (7) comprises a connecting inner shell (701), a detecting module (21) is arranged at the inner bottom of the connecting inner shell (701), a top cover shell (6) is arranged on the upper side of the device body (1), and a control panel (24) is fixedly embedded in the top of the outer side surface of the device body (1).

2. A detection device for detecting bioaerosols in air as claimed in claim 1, wherein: the inside intermediate position of device main part (1) is provided with slip shell (702), the both sides face intermediate position difference fixedly connected with first side post (703) and second side post (705) of slip shell (702), threaded hole (704) are run through to the upper end of first side post (703), spacing slide opening (706) have been run through to the upper end of second side post (705), the interior top fixed mounting of drain pan (2) has first motor (707), threaded shaft (708) are installed to the output of first motor (707), the interior bottom of device main part (1) is close to one side fixedly connected with spacing montant (709).

3. A detection device for detecting bioaerosols in air as claimed in claim 2, wherein: the lower surface of the side wall of the sliding outer shell (702) is provided with an inserting groove, the connecting inner shell (701) is positioned in the inserting groove, and the section of the connecting inner shell (701) is in a square shape.

4. A detection device for detecting bioaerosol in air according to claim 2, wherein: the height of the first side column (703) is the same as that of the second side column (705), the first side column (703) is in threaded connection with the threaded shaft (708) through the threaded hole (704), and the second side column (705) is in sliding connection with the limiting vertical rod (709) through the limiting sliding hole (706).

5. A detection device for detecting bioaerosols in air as claimed in claim 1, wherein: the device is characterized in that a top baffle (8) is arranged at the middle position of the upper side of the device main body (1), the lower surface of the top baffle (8) is close to the corner position and is fixedly connected with a connecting rod (9) and four groups, a lower end of the connecting rod (9) is fixedly connected with a connecting carrier plate (10), the middle position of the upper surface of the connecting carrier plate (10) is fixedly provided with a second motor (11), the output end of the second motor (11) is provided with a rotating shaft, the outer side of the rotating shaft is fixedly sleeved with a rotating disc (12), the upper surface of the rotating disc (12) is provided with an air suction pump (13), an air inlet of the air suction pump (13) is fixedly connected with an air suction pipe (14), and the air suction pipe (14) is far away from one end of the air suction pump (13) and is fixedly connected with a sieve body (15).

6. A detection device for detecting bioaerosol in air according to claim 5, wherein: the shape of aspiration tube (14) is the setting of L type, be connected with the blast pipe between the gas outlet of aspiration pump (13) and detection module (21), and the blast pipe design is the hose, connecting support plate (10) are located the inside of slip shell (702), rolling disc (12) are through axis of rotation movable mounting between top baffle (8) and connecting support plate (10).

7. A detection device for detecting bioaerosol in air according to claim 1, wherein: the device is characterized in that openings are formed in the device main body (1) and the bottom shell (2) in a penetrating mode, the two groups of openings are communicated, a bottom baffle (18) is arranged inside each opening, corner plates (19) are fixedly connected to corners of the lower surface of each bottom baffle (18), and second fastening bolts (20) are arranged on the lower surfaces of the four groups of corner plates (19) in a penetrating mode.

8. A detection device for detecting bioaerosol in air according to claim 7, wherein: the four groups of second fastening bolts (20) respectively penetrate through the corner plates (19) to be in threaded connection with the device main body (1), and the detection module (21) is located on the upper surface of the bottom baffle (18).

9. A detection device for detecting bioaerosol in air according to claim 1, wherein: be connected with even connection hinge (22) between top cap shell (6) and device main part (1), top cap shell (6) and the outside of device main part (1) are close to the opposite side and all fixedly inlay and are equipped with magnet pole (23), and the upper surface of top baffle (8) is close to the border angle position and all runs through and is provided with first fastening bolt (16), and the upside of slip shell (702) is close to the border angle position and all has seted up thread groove (17).

10. A detection device for detecting bioaerosol in air according to claim 9, wherein: top cap shell (6) are through connecting two sets of magnet poles (23) of hinge (22) cooperation and device main part (1) movable mounting, and are two sets of the shape of magnet pole (23) is the setting of U style of calligraphy, and four groups first fastening bolt (16) pass top baffle (8) cooperation thread groove (17) respectively and slide shell (702) threaded connection.