Floating bacteria sampler

Abstract

The utility model relates to a planktonic bacteria sampler which comprises a sampling box, the top of the sampling box is fixedly connected with a supporting frame, the two ends of the top of the supporting frame are fixedly connected with first connecting plates, a through groove is formed in the supporting frame, and the top of the sampling box is fixedly connected with a hose. When floating bacteria in air need to be sampled, a rotating disc is rotated to drive a reciprocating threaded rod to rotate, the reciprocating threaded rod further drives a moving plate to reciprocate, the moving plate further drives a rack to reciprocate, a sliding plate is further driven to slide in a sliding groove, and the rack further drives a gear to rotate; the gear drives a second connecting column to rotate, the second connecting column drives an air guide pipe to rotate front and back, the air guide pipe absorbs the floating bacteria in the external air, and the purpose of expanding the range of the air guide pipe for absorbing the external floating bacteria is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of samplers, in particular to a planktonic bacteria sampler. Background Art

[0002] The planktonic bacteria sampler needs to suck the external air containing planktonic bacteria into the culture dish for further culture of colonies and observe and detect the content of air microorganisms. The existing planktonic bacteria sampler has a fixed sampling head and an unchanged sampling range. It cannot sample the planktonic bacteria in the air over a large range and cannot efficiently observe the status of the planktonic colonies, and has certain defects.

[0003] After searching, a Chinese patent discloses a planktonic bacteria sampler (authorization announcement number CN 206599571U), including a shell, a culture dish tray and a sampling head. A partition is provided in the shell, and the interior of the shell is divided into a sampling chamber and a storage bin by the partition. An induced draft fan is provided in the sampling chamber, and the output end of the induced draft fan is connected to a processor, and the input end of the induced draft fan passes through the center of the culture dish tray. A culture dish is provided on the culture dish tray, and the sampling head is spirally connected to the culture dish. The culture dish and the periphery of the culture dish tray are sealed, and a sampling head bracket is provided in the storage bin. Although this patented technology can be simple in structure, easy to use, easy to carry, and effectively improve the accuracy of planktonic bacteria sampling.

[0004] However, in the actual application process of this patented technology, the sampling head is set, the position of the sampling head is fixed, and the range of air containing planktonic bacteria absorbed from the outside does not change. It is impossible to sample and collect planktonic bacteria in the air on a large scale, and the formed colonies are not obvious, which is not conducive to operation and application in actual situations. Utility Model Content

[0005] In view of the problems in the prior art that the position of the sampling head is fixed, the range of air containing planktonic bacteria absorbed from the outside is unchanged, the planktonic bacteria in the air cannot be sampled and collected on a large scale, and the formed colonies are not obvious, the main purpose of the utility model is to provide a planktonic bacteria sampler.

[0006] The technical solution of the utility model is as follows: a planktonic bacteria sampler comprises a sampling box, the top of the sampling box is fixedly connected to a support frame, both ends of the top of the support frame are fixedly connected to a first connecting plate, a through slot is provided inside the support frame, a hose is fixedly connected to the top of the sampling box, an air duct is fixedly connected to the top of the hose, the air duct passes through the through slot, second connecting columns are fixedly connected to the outside of the corresponding first connecting plate on both sides of the outside, the second connecting columns are rotatably connected to the outside of the corresponding first connecting plate, one end of the second connecting column extends to the outside of the first connecting plate and is fixedly connected to a gear, both ends of the top of the support frame are fixedly connected to the second connecting plate, a reciprocating threaded rod is rotatably connected between the two second connecting plates, one end of the reciprocating threaded rod extends to the outside of the second connecting plate and is fixedly connected to a turntable, the external thread of the reciprocating threaded rod is threadedly connected to a moving plate, one end of the moving plate is fixedly connected to a rack, the rack is meshed with the gear, a slide slot is provided outside the first connecting plate, a slide plate is fixedly connected to the outside of the rack, and one end of the slide plate is slidably connected to the inner wall of the slide slot.

[0007] Through the above technical scheme, when it is necessary to sample the floating bacteria in the air, the rotating turntable drives the reciprocating threaded rod to rotate, and the reciprocating threaded rod further drives the moving plate to move back and forth, and then the moving plate drives the rack to move back and forth, and then drives the slide plate to slide inside the slide groove, and further the rack drives the gear to rotate, and then the gear drives the second connecting column to rotate, and further the second connecting column drives the air guide tube to rotate back and forth, and then the air guide tube absorbs the floating bacteria in the external air, thereby achieving the purpose of expanding the range of the air guide tube to absorb external planktonic bacteria.

[0008] As a preferred embodiment, a placement plate is fixedly connected to the interior of the sampling box, first through holes are opened at both ends of the placement plate, a first connecting column is fixedly connected to the top of the placement plate, a tray is fixedly connected to the top of the first connecting column, and a culture dish is placed inside the tray.

[0009] Through the above technical scheme, a tray is arranged on the top of the placement plate, and the gas sucked into the sampling box is blown out through the first through hole, and the floating bacteria inside the sampling box are sucked to the top of the culture dish for further cultivation into colonies, which is convenient for observing the condition of the floating bacteria.

[0010] As a preferred embodiment, an air inlet cover is fixedly connected to the top of the inner wall of the sampling box, a fan is fixedly connected to the inside of the air inlet cover, and second through holes are equidistantly opened at the bottom of the air inlet cover.

[0011] Through the above technical solution, an air inlet hood is arranged inside the sampling box, and a fan is arranged inside the air inlet hood. The fan drives the external gas to be blown out through the second through hole, so that the air guide tube can be driven by the rotation of the fan to inhale the gas containing planktonic bacteria from the outside.

[0012] As a preferred embodiment, a filter plate is fixedly connected inside the sampling box and above the tray, and a filter net is fixedly connected inside the filter plate.

[0013] Through the above technical solution, a filter plate is arranged inside the sampling box, and a filter net is arranged inside the filter plate, so as to filter impurities and dust from the gas sucked into the sampling box.

[0014] As a preferred embodiment, air outlet holes are equidistantly provided at the bottom of the sampling box.

[0015] Through the above technical solution, an air outlet is provided at the bottom of the sampling box to facilitate the internal gas of the sampling box to be discharged to the outside through the air outlet.

[0016] As a preferred embodiment, a control panel is fixedly connected to the outside of the sampling box, and the fan is electrically connected to the control panel.

[0017] Through the above technical solution, a control panel is provided on the outside of the sampling box, so that the fan can be controlled to work through the control panel.

[0018] As a preferred embodiment, a door is hingedly connected to the outside of the sampling box, and a groove handle is arranged on the outside of the door.

[0019] Through the above technical solution, a box door is provided on the outside of the sampling box, which is convenient for opening the box door to take out the culture dish containing the planktonic bacterial colonies for observation.

[0020] Compared with the prior art, the advantages and positive effects of the utility model are:

[0021] In the utility model, an air duct is provided, and when it is necessary to sample the planktonic bacteria in the air, the rotating turntable drives the reciprocating threaded rod to rotate, and the reciprocating threaded rod further drives the movable plate to move back and forth, and then the movable plate drives the rack to move back and forth, and then drives the slide plate to slide inside the slide groove, and further the rack drives the gear to rotate, and then the gear drives the second connecting column to rotate, and further the second connecting column drives the air duct to rotate back and forth, and then the air duct absorbs the planktonic bacteria in the external air, thereby achieving the purpose of expanding the range of the air duct to absorb external planktonic bacteria. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 A three-dimensional structural schematic diagram of a planktonic bacteria sampler is provided for the utility model;

[0023] Figure 2 The utility model provides a schematic diagram of the main cross-sectional structure of a planktonic bacteria sampler;

[0024] Figure 3 The utility model provides a planktonic bacteria sampler Figure 2 A schematic diagram of the enlarged structure at A in the middle;

[0025] Figure 4 The utility model provides a planktonic bacteria sampler Figure 2 Schematic diagram of the enlarged structure at point B in the middle.

[0026] Legend: 1. Sampling box; 2. Placement plate; 3. First connecting column; 4. Tray; 5. Culture dish; 6. First through hole; 7. Air outlet; 8. Filter plate; 9. Filter net; 10. Support frame; 11. First connecting plate; 12. Through groove; 13. Second connecting column; 14. Air duct; 15. Gear; 16. Second connecting plate; 17. Moving plate; 18. Reciprocating threaded rod; 19. Rack; 20. Slide; 21. Slide plate; 22. Hose; 23. Air inlet hood; 24. Fan; 25. Second through hole; 26. Control panel; 27. Turntable; 28. Box door. DETAILED DESCRIPTION

[0027] The present invention will be further described below with reference to the accompanying drawings and specific embodiments.

[0028] Example

[0029] like Figure 1 , Figure 2 , Figure 3 , Figure 4As shown, the utility model provides a technical solution: it includes a sampling box 1, the top of the sampling box 1 is fixedly connected to a support frame 10, both ends of the top of the support frame 10 are fixedly connected to a first connecting plate 11, a through slot 12 is opened inside the support frame 10, the top of the sampling box 1 is fixedly connected to a hose 22, the top of the hose 22 is fixedly connected to an air guide tube 14, so that the air guide tube 14 can absorb external floating bacteria into the interior of the sampling box 1 through the hose 22, the air guide tube 14 runs through the through slot 12, and the two sides of the outside of the air guide tube 14 are fixedly connected to second connecting columns 13, and the second connecting columns 13 are rotatably connected to the outside of the corresponding first connecting plate 11, so that the second connecting column 13 can rotate and drive the air guide tube 14 to rotate back and forth, and one end of the second connecting column 13 extends to the outside of the first connecting plate 11 and is fixedly connected to a gear 1 5. Both ends of the top of the support frame 10 are fixedly connected with a second connecting plate 16, and a reciprocating threaded rod 18 is rotatably connected between the two second connecting plates 16. One end of the reciprocating threaded rod 18 extends to the outside of the second connecting plate 16 and is fixedly connected with a turntable 27, which is convenient for rotating the turntable 27 to drive the reciprocating threaded rod 18 to rotate. The outer thread of the reciprocating threaded rod 18 is connected with a moving plate 17, which is convenient for rotating the reciprocating threaded rod 18 to drive the moving plate 17 to move back and forth. One end of the moving plate 17 is fixedly connected with a rack 19, and the rack 19 is meshed with the gear 15, which is convenient for the rack 19 to drive the gear 15 to rotate. A slide groove 20 is opened on the outside of the first connecting plate 11, and a slide plate 21 is fixedly connected to the outside of the rack 19. One end of the slide plate 21 is slidably connected to the inner wall of the slide groove 20, which is convenient for the slide plate 21 to slide inside the slide groove 20.

[0030] In this embodiment, when it is necessary to sample the floating bacteria in the air, the rotating turntable 27 drives the reciprocating threaded rod 18 to rotate, and the reciprocating threaded rod 18 further drives the movable plate 17 to move back and forth, and the movable plate 17 drives the rack 19 to move back and forth, and then drives the slide plate 21 to slide inside the slide groove 20, and further the rack 19 drives the gear 15 to rotate, and then the gear 15 drives the second connecting column 13 to rotate, and further the second connecting column 13 drives the air duct 14 to rotate back and forth, and then the air duct 14 absorbs the floating bacteria in the external air, thereby achieving the purpose of increasing the range of the air duct 14 to absorb external planktonic bacteria.

[0031] like Figure 2 As shown, a placement plate 2 is fixedly connected to the interior of the sampling box 1, first through holes 6 are opened at both ends of the placement plate 2, a first connecting column 3 is fixedly connected to the top of the placement plate 2, a tray 4 is fixedly connected to the top of the first connecting column 3, and a culture dish 5 is placed inside the tray 4.

[0032] In this embodiment, a tray 4 is provided on the top of the placement plate 2, and the gas sucked into the sampling box 1 is blown out through the first through hole 6, and the floating bacteria inside the sampling box 1 are sucked to the top of the culture dish 5 for further culture into colonies, which facilitates the observation of the condition of the floating bacteria.

[0033] A filter plate 8 is fixedly connected inside the sampling box 1 and above the tray 4 , and a filter net 9 is fixedly connected inside the filter plate 8 .

[0034] By arranging a filter plate 8 inside the sampling box 1 and a filter net 9 inside the filter plate 8, it is convenient to filter impurities and dust from the gas sucked into the sampling box 1.

[0035] Among them, an air inlet cover 23 is fixedly connected to the top of the inner wall of the sampling box 1, a fan 24 is fixedly connected inside the air inlet cover 23, and second through holes 25 are equidistantly opened at the bottom of the air inlet cover 23.

[0036] An air inlet hood 23 is provided inside the sampling box 1, and a fan 24 is provided inside the air inlet hood 23. The fan 24 drives the external air to be blown out through the second through hole 25, so that the fan 24 rotates to drive the air guide tube 14 to inhale the air containing planktonic bacteria from the outside.

[0037] The bottom of the sampling box 1 is provided with air outlet holes 7 at equal intervals.

[0038] By providing an air outlet 7 at the bottom of the sampling box 1 , the gas inside the sampling box 1 can be discharged to the outside through the air outlet 7 .

[0039] A control panel 26 is fixedly connected to the outside of the sampling box 1 , and the fan 24 is electrically connected to the control panel 26 .

[0040] By providing a control panel 26 on the outside of the sampling box 1 , it is convenient to control the fan 24 to work through the control panel 26 .

[0041] The sampling box 1 has a box door 28 hinged on its exterior, and a groove handle is provided on the exterior of the box door 28 .

[0042] By providing a box door 28 on the outside of the sampling box 1, it is convenient to open the box door 28 and take out the culture dish 5 where the floating bacterial colonies are cultured for observation.

[0043] Working principle:

[0044] like Figure 1 , Figure 2 , Figure 3 , Figure 4As shown, first open the box door 28 and place the culture dish 5 inside the tray 4, further control the fan 24 to work and suck the external gas into the sampling box 1, and at the same time rotate the turntable 27 to drive the reciprocating threaded rod 18 to rotate, and further the reciprocating threaded rod 18 drives the moving plate 17 to move back and forth, and then the moving plate 17 drives the rack 19 to move back and forth, and then drives the slide plate 21 to slide inside the slide groove 20, and further the rack 19 drives the gear 15 to rotate, and then the gear 15 drives the second connecting column 13 to rotate, and further the second connecting column 13 drives the air guide tube 14 to rotate back and forth, and then the air guide tube 14 absorbs the floating bacteria in the external air, and the filter plate 8 filters the dust and impurities of the inhaled gas, and the floating colonies inside the sampling box 1 are sucked into the top of the culture dish 5 for further cultivation into colonies, and finally the box door 28 is opened to take out the culture dish 5 with the planktonic bacterial colonies for observation, thereby achieving the purpose of increasing the range of the air guide tube 14 to absorb external planktonic bacteria.

[0045] Finally, it should be noted that the above-described embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A planktonic bacteria sampler, comprising a sampling box (1), characterized in that: The top of the sampling box (1) is fixedly connected to a support frame (10), and both ends of the top of the support frame (10) are fixedly connected to a first connecting plate (11), and a through slot (12) is provided inside the support frame (10). The top of the sampling box (1) is fixedly connected to a hose (22), and the top of the hose (22) is fixedly connected to an air guide tube (14), and the air guide tube (14) passes through the through slot (12). The two sides of the outside of the air guide tube (14) are fixedly connected to second connecting columns (13), and the second connecting columns (13) are rotatably connected to the outside of the corresponding first connecting plate (11). One end of the second connecting column (13) extends to the outside of the first connecting plate (11) and is fixedly connected to a gear (15). Both ends of the top of the support frame (10) are fixedly connected to second connecting plates (16), a reciprocating threaded rod (18) is rotatably connected between the two second connecting plates (16), one end of the reciprocating threaded rod (18) extends to the outside of the second connecting plate (16) and is fixedly connected to a turntable (27), the external thread of the reciprocating threaded rod (18) is threadedly connected to a moving plate (17), one end of the moving plate (17) is fixedly connected to a rack (19), the rack (19) is meshingly connected to the gear (15), a sliding groove (20) is provided on the outside of the first connecting plate (11), a slide plate (21) is fixedly connected to the outside of the rack (19), and one end of the slide plate (21) is slidably connected to the inner wall of the sliding groove (20).

2. A planktonic bacteria sampler according to claim 1, characterized in that: A placement plate (2) is fixedly connected to the interior of the sampling box (1), first through holes (6) are provided at both ends of the interior of the placement plate (2), a first connecting column (3) is fixedly connected to the top of the placement plate (2), a tray (4) is fixedly connected to the top of the first connecting column (3), and a culture dish (5) is placed inside the tray (4).

3. A planktonic bacteria sampler according to claim 1, characterized in that: An air inlet cover (23) is fixedly connected to the top of the inner wall of the sampling box (1), a fan (24) is fixedly connected inside the air inlet cover (23), and second through holes (25) are equidistantly formed at the bottom of the air inlet cover (23).

4. A planktonic bacteria sampler according to claim 1, characterized in that: A filter plate (8) is fixedly connected inside the sampling box (1) and located above the tray (4), and a filter screen (9) is fixedly connected inside the filter plate (8).

5. The floating bacteria sampler according to claim 1, characterized in that: The bottom of the sampling box (1) is provided with air outlet holes (7) at equal intervals.

6. A planktonic bacteria sampler according to claim 3, characterized in that: A control panel (26) is fixedly connected to the outside of the sampling box (1), and the fan (24) is electrically connected to the control panel (26).

7. The floating bacteria sampler according to claim 1, characterized in that: The sampling box (1) is hingedly provided with a box door (28) on the outside, and the box door (28) is provided with a groove handle on the outside.

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