CN215627958U

CN215627958U - Multistage air microorganism sampler

Info

Publication number: CN215627958U
Application number: CN202122080461.2U
Authority: CN
Inventors: 梁志森; 卢玮; 李国梁
Original assignee: Guangzhou Osh China Safety Technology Co ltd
Current assignee: Guangzhou Osh China Safety Technology Co ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-01-25
Anticipated expiration: 2031-08-31

Abstract

The utility model discloses a multistage air microorganism sampler which comprises a collector body, wherein the lower surface of the collector body is fixedly connected with a base, a bar-shaped cavity is formed in the base, two sliding blocks are slidably connected in the bar-shaped cavity, one side of each of the two sliding blocks is fixedly connected with a telescopic plate, two sides of each telescopic plate are respectively provided with a third spring, and two ends of each third spring are respectively fixed with the inner wall of the bar-shaped cavity and one side of each sliding block. According to the utility model, the collector is placed on the support tray, the pressing plate is contacted with the surface of the support tray, the second spring is compressed by downward pressing, the abutting column on the surface of the pressing plate can be inserted into the clamping hole, so that the clamping block is separated from the clamping hole, and meanwhile, the restoring force of the third spring pushes the sliding block to move, so that the fixing clamping plate is retracted and clamped on the two sides of the support tray, therefore, the collector body can be stably fixed on the support tray of the tripod, and the operation is convenient.

Description

Multistage air microorganism sampler

Technical Field

The utility model relates to the technical field of air microorganism samplers, in particular to a multistage air microorganism sampler.

Background

The six-stage air microorganism sampler is a six-stage sieve mesh impact type air microorganism sampler, is a dual-function stage type multi-stage impact sampler, can be widely used for monitoring in the environments of epidemic prevention, biological cleanness, pharmacy, fermentation industry and the like and carrying out sampling research on air microorganisms by related research and teaching departments, and provides a basis for evaluating the microbial pollution hazard of the air environment and prevention and treatment measures thereof.

The in-process of current air microorganism sample thief using at the staff, need place it on the tripod, generally through screwed connection between current air organism sample thief and the tripod, or directly place the air organism sample thief on the support tray of special tripod, need rotatory sample thief to install when the installation through screwed connection, it is convenient inadequately to install, it is not enough good enough to place its stability on the support tray through directly, the risk that the sample thief dropped is likely to appear in the in-process of removing the tripod.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a multistage air microorganism sampler.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a multistage air microorganism sample thief, includes the collector body, the lower fixed surface of collector body is connected with the base, the bar cavity has been seted up to the inside of base, the inside sliding connection of bar cavity has two sliders, two the equal fixedly connected with expansion plate in one side of slider, the both sides of expansion plate all are provided with the third spring, the both ends of third spring are fixed with one side of the inner wall of bar cavity, slider respectively, one side that the slider was kept away from to the expansion plate extends to the fixed cardboard of outside fixedly connected with of base, two the inside of slider all is provided with fixed establishment.

In order to better realize the utility model, the fixing mechanism further comprises a first spring and a clamping block, a groove is formed in the surface of the sliding block, the first spring is located inside the groove, one end of the first spring is fixed with the inner wall of the groove, the other end of the first spring is fixed with the clamping block, the clamping block can be fixed with the clamping hole to play a limiting role, and the third spring is kept at a fixed position.

In order to better realize the utility model, the bottom wall of the base is further provided with a clamping hole, the clamping hole is separated from or clamped with the clamping block, when the clamping hole is clamped with the clamping block, the third spring is limited to be in a compressed state, and when the clamping hole is separated from the clamping block, the third spring is released and can push the sliding block to move so that the fixed clamping plate can clamp and fix the supporting tray.

In order to better realize the utility model, a pressing plate is arranged below the base, a plurality of second springs are fixedly connected between the pressing plate and the bottom wall of the base, and abutting columns corresponding to the clamping holes are fixed on the upper surface of the pressing plate.

In order to better realize the utility model, one side of the fixed clamping plate is fixedly connected with a pull handle, so that the fixed clamping plate can be detached only by pulling the pull handle, and the operation is convenient.

In order to better implement the sampler, a support tray is arranged at the bottom of the pressing plate, and a tripod is fixed at the bottom of the support tray and plays a role in supporting the sampler body.

In order to better realize the utility model, the section of the fixing clamping plate is arranged in an L shape, and the fixing clamping plate is fixed on multiple surfaces, so that the connection is more stable.

The utility model has the beneficial effects that:

according to the utility model, through the arrangement of the expansion plate, the fixed clamping plate, the third spring, the second spring, the fixing mechanism, the pressing plate and the abutting column, the collector is only required to be placed on the supporting tray, the pressing plate is in surface contact with the supporting tray, the second spring is compressed by pressing downwards, the abutting column on the surface of the pressing plate can be inserted into the clamping hole, so that the clamping block is separated from the clamping hole, meanwhile, the restoring force of the third spring pushes the sliding block to move, so that the fixed clamping plates are retracted and clamped on the two sides of the supporting tray, therefore, the collector body can be stably fixed on the supporting tray of the tripod, the operation is convenient, and meanwhile, the counterforce of the second spring abuts against the pressing plate, so that the fixing between the fixed clamping plate and the supporting tray is more stable.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic view of a multi-stage air microorganism sampler according to the present invention;

FIG. 2 is a partial cross-sectional view of a multi-stage air microorganism sampler according to the present invention;

fig. 3 is a schematic structural view of a multistage air microorganism sampler provided by the present invention in a state of being fixed on the surface of a supporting tray of a tripod.

Illustration of the drawings:

1. a collector body; 2. a base; 3. a retractable plate; 4. fixing the clamping plate; 5. a pressing plate; 6. a slider; 7. a clamping block; 8. a first spring; 9. a groove; 10. a strip-shaped cavity; 11. a second spring; 12. supporting columns; 13. a third spring; 14. pulling a handle; 15. a tripod; 16. a support tray; 17. and (6) clamping the hole.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the definitions of "first" and "second" are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly including one or more of such features. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Fig. 1 to 3 show, relate to a multistage air microorganism sample thief, including collector body 1, collector body 1's lower fixed surface is connected with base 2, bar cavity 10 has been seted up to base 2's inside, the inside sliding connection of bar cavity 10 has two sliders 6, the equal fixedly connected with expansion plate 3 in one side of two sliders 6, the both sides of expansion plate 3 all are provided with third spring 13, the both ends of third spring 13 respectively with the inner wall of bar cavity 10, one side of slider 6 is fixed, one side that slider 6 was kept away from to expansion plate 3 extends to base 2's outside fixedly connected with fixed cardboard 4, the inside of two sliders 6 all is provided with fixed establishment.

As shown in fig. 2, the fixing mechanism includes a first spring 8 and a clamping block 7, a groove 9 is formed in the surface of the slider 6, the first spring 8 is located inside the groove 9, one end of the first spring 8 is fixed to the inner wall of the groove 9, the other end of the first spring 8 is fixed to the clamping block 7, a clamping hole 17 is formed in the bottom wall of the base 2, the clamping hole 17 is separated from or clamped to the clamping block 7, and a pull handle 14 is fixedly connected to one side of the fixing clamping plate 4.

As shown in fig. 3, a pressing plate 5 is disposed below the base 2, a plurality of second springs 11 are fixedly connected between the pressing plate 5 and the bottom wall of the base 2, a support column 12 corresponding to a clamping hole 17 is fixed on the upper surface of the pressing plate 5, a support tray 16 is disposed at the bottom of the pressing plate 5, a tripod 15 is fixed at the bottom of the support tray 16, and the cross section of the fixing clamping plate 4 is in an L-shaped arrangement.

When in use, the sampler body 1 with the base 2 and the pressing plate 5 is placed on the surface of the supporting tray 16, and presses the sampler 1 downwards, the second spring 11 is compressed by pressing downwards, the collector body 1 is driven to move downwards, so that the prop 12 on the surface of the pressing plate 5 can be inserted into the clamping hole 17, the first spring 8 in the groove 9 is compressed under the action of external force, thereby separating the clamping block 7 from the clamping hole 17, simultaneously pushing the sliding block 6 to move by the restoring force of the third spring 13, enabling the fixed clamping plates 4 to retract and be clamped at the two sides of the supporting tray 16, thereby being capable of stably fixing the collector body 1 on the supporting tray 16 of the tripod, being convenient and fast to operate, when the disassembly is needed, the pull handles 15 at the two sides are pulled to make the fixed clamping plate 4 move towards the two sides, thereby the third spring 13 compresses, makes the expansion plate 3 drive the slider 6 and remove, and the fixture block 7 is gone into the card hole 17 again and is fixed.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a multistage air microorganism sample thief, includes collector body (1), its characterized in that: the lower fixed surface of collector body (1) is connected with base (2), bar cavity (10) have been seted up to the inside of base (2), the inside sliding connection of bar cavity (10) has two sliders (6), two the equal fixedly connected with expansion plate (3) in one side of slider (6), the both sides of expansion plate (3) all are provided with third spring (13), the both ends of third spring (13) are fixed with one side of inner wall, slider (6) of bar cavity (10) respectively, one side that slider (6) were kept away from in expansion plate (3) extends to outside fixedly connected with fixed cardboard (4) of base (2), two the inside of slider (6) all is provided with fixed establishment.

2. The multi-stage air microorganism sampler according to claim 1, wherein: the fixing mechanism comprises a first spring (8) and a clamping block (7), a groove (9) is formed in the surface of the sliding block (6), the first spring (8) is located inside the groove (9), one end of the first spring (8) is fixed to the inner wall of the groove (9), and the other end of the first spring (8) is fixed to the clamping block (7).

3. The multi-stage air microorganism sampler according to claim 1 or 2, wherein: the bottom wall of the base (2) is provided with a clamping hole (17), and the clamping hole (17) is separated from or clamped with the clamping block (7).

4. The multi-stage air microorganism sampler according to claim 3, wherein: the lower part of the base (2) is provided with a pressing plate (5), a plurality of second springs (11) are fixedly connected between the pressing plate (5) and the bottom wall of the base (2), and the upper surface of the pressing plate (5) is fixedly provided with a supporting column (12) corresponding to the clamping hole (17).

5. The multi-stage air microorganism sampler according to claim 1, wherein: one side of the fixed clamping plate (4) is fixedly connected with a pull handle (14).

6. The multi-stage air microorganism sampler according to claim 4, wherein: the bottom of the pressing plate (5) is provided with a supporting tray (16), and a tripod (15) is fixed at the bottom of the supporting tray (16).

7. The multi-stage air microorganism sampler according to claim 1, wherein: the cross section of the fixed clamping plate (4) is arranged in an L shape.