CN214218720U - Microbial sampler - Google Patents

Abstract

The utility model relates to a microbial sampler, which comprises a pipe body, barrel I, constitute sealed cooperation in barrel I and the body, the body upper end is provided with and is used for driving the gliding handle components of barrel I, the body lower extreme is provided with the sampling tube, the sampling tube switches on with the body, be equipped with slidable barrel II and reset spring in the sampling tube, barrel II corresponds the below that is located barrel I and slides in step with barrel I, the sampling tube lower extreme is equipped with the sample connection, sample connection department is equipped with the sample lid, the sample lid slides in step with barrel II, the sample lid through the reset spring butt under the sampling tube on the terminal surface and constitute sealed cooperation with the sample connection. The utility model provides a microbial sampler makes barrel I drive barrel II gliding through handle assembly, extrudees the spring, and the sample lid slides along with barrel II and exposes the sample connection, forms the negative pressure in the body, makes in the microorganism inhales the sample connection through the sample connection, and the spring resets can make the sample lid upwards constitute sealed cooperation with the sample connection, and the sample is convenient, and the detection accuracy is high.

Description

Microbial sampler

Technical Field

The utility model relates to a microbial sampler.

Background

Microorganisms are a generic term for all microorganisms that are difficult for an individual to observe with the naked eye. The water body microorganisms are important components in the aquatic ecosystem, play a non-replaceable role in nutrient salt and substance circulation of the aquatic ecosystem and are effective indicators for monitoring the water environment. At present, a microorganism sampler which has simple operation requirements and can effectively avoid accidental pollution in the sampling process when the microorganism in the water body is sampled does not appear.

Disclosure of Invention

The utility model aims at: in order to overcome the defects of the prior art, the utility model provides a microorganism sampler, the operation requirement is simple, can avoid causing the unexpected circumstances of polluting when taking a sample to the microorganism simultaneously, has improved the precision that detects greatly.

The technical scheme of the utility model: the utility model provides a microbial sampler, includes the body, slides the barrel I that sets up in the body, barrel I constitutes sealed cooperation with the body interior week, the body upper end is provided with and is used for driving the gliding handle components of barrel I, the body lower extreme is provided with the sampling tube, and the sampling tube switches on with the body, be equipped with slidable barrel II in the sampling tube and be used for the reset spring of barrel II that resets, barrel II corresponds the below that is located barrel I and slides in step with barrel I, and the sampling tube lower extreme is equipped with the sample connection, sample connection department is equipped with the sample lid, sample lid and barrel II slide in step, sample lid through reset spring butt under the sampling tube on the terminal surface and constitute sealed cooperation with the sample connection.

Adopt above-mentioned technical scheme, when using, make barrel I drive barrel II gliding through handle assembly, the extrusion spring, the sample lid exposes the sample connection along with barrel II synchronous slip, form the negative pressure in the body for in the microorganism inhales the sample connection through the sample connection, the spring resets can make the sample lid make progress butt under the sample connection on the terminal surface and constitute sealed cooperation with the sample connection, avoid the microorganism in the sample connection to leak, thereby reach the purpose of taking a sample to the microorganism. In this way, the utility model discloses simple structure can avoid appearing unexpected the condition that receives the pollution simultaneously when taking a sample to the microorganism under water to improve the degree of accuracy that detects.

The utility model discloses a further setting again: the lower tip of sample lid and barrel II is connected through connecting the rod, one of them and the connecting rod of sample lid and barrel II are for dismantling the connection.

Adopt above-mentioned further setting again, when the later stage was taken a sample to the sample, the sample of being convenient for was taken to demountable sample lid.

The utility model discloses a further setting again: the sampling cover is arranged in an arc shape.

Adopt above-mentioned further setting again, can supply the microorganism in the sampling tube to hold.

The utility model discloses a further setting again: be provided with in the sampling tube and restrict the gliding spacing piece of barrel II, reset spring is located barrel II, and reset spring one end is contradicted with barrel II upside inner wall, and the other end is contradicted on spacing piece.

Adopt above-mentioned further setting again, reset spring installs in barrel II, and presses and locate between barrel II upside inner wall and the spacing piece, realizes barrel II's upwards restoring to the throne, and the rod of being convenient for connect and install under barrel II on the tip, drive sample lid and barrel II synchronous slip.

The utility model discloses a further setting again: the handle assembly comprises a handle, a barrel III and an operating part, the operating part is positioned at the upper end of the handle and can drive the barrel III to slide in the handle, the handle is communicated with the pipe body, and the barrels slide synchronously.

Adopt above-mentioned further setting again, handle components simple structure, when using, press the operating parts of handle upper end, can promote the inside barrel III of handle, promote barrel I in the pipe, the barrel II in the sample tube in proper order to drive the sample lid gliding and expose the sample connection.

The utility model discloses a further setting again: the utility model discloses a sampling tube, including the body, the body lower extreme is equipped with the external diameter that can constitute screw-thread fit's with the body and forms shoulder rank I, the external diameter of handle is greater than external thread fit's I and forms shoulder rank I, the body lower extreme is equipped with and forms screw-thread fit's external thread fit's II with the sampling tube, the external diameter of body is greater than external thread fit's II and forms shoulder rank II.

By adopting the above further arrangement, the handle, the tube body and the sampling tube are sequentially in threaded fit, so that the tube body is convenient to assemble and disassemble, the storage area can be reduced, and the tube body is convenient to assemble and disassemble; meanwhile, the connecting part of the tube body and the handle can be limited through the step I, the connecting part of the sampling tube and the tube body can be limited through the step II, and therefore the pushing-out distance of the sampling cover is limited.

The utility model discloses a further setting again: the length of the handle is 80mm-120mm, and the diameter is 25mm-35 mm; the length of the pipe body is 300mm-450mm, and the diameter of the pipe body is 25mm-35 mm; the length of the sampling tube is 80mm-120mm, and the diameter is 25mm-35 mm.

Adopt above-mentioned further setting again, sampler length, size are suitable to be convenient for after the sample lid slides along with barrel II in step and exposes the sample connection, form the negative pressure in the body, make the microorganism in the sample connection inhales the sample connection.

The utility model discloses a further setting again: the body, the sampling tube and the cylinder are all made of waterproof materials.

Adopt above-mentioned further setting again, be convenient for sample in aqueous.

Drawings

FIG. 1 is a block diagram of an embodiment of the present invention;

FIG. 2 is an exploded view of an embodiment of the present invention;

fig. 3 is an internal structure diagram of the sampling tube according to the embodiment of the present invention.

The device comprises a tube body 100, a tube body I110, a handle assembly 200, a sampling tube 300, a tube body II 310, a return spring 320, a sampling port 330, a sampling cover 340, a connecting rod 350, a limiting sheet 360, a handle 210, a tube body III 220, an operating piece 230, an external thread connector I211, a shoulder step I212, an external thread connector II 111 and a shoulder step II 112.

Detailed Description

The technical solutions in the embodiments will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indications (such as up, down, front, and back … …) in the description of the present invention are only used to explain the relative position relationship between the components, the movement, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indication is changed accordingly.

In addition, the descriptions related to "I", "II", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated.

As shown in FIGS. 1-3, the utility model relates to a microorganism sampler, which comprises a tube body 100, a tube body I110 slidably arranged in the tube body 100, the cylinder I110 and the inner periphery of the tube body 100 form a sealing fit, the upper end of the tube body 100 is provided with a handle assembly 200 for driving the cylinder I110 to slide, the lower end of the tube body 100 is provided with a sampling tube 300, the sampling tube 300 is communicated with the tube body 100, the sampling tube 300 is provided with a slidable barrel body II 310 and a return spring 320 for returning the barrel body II 310, the cylinder II 310 is correspondingly positioned below the cylinder I110 and slides synchronously with the cylinder I110, the lower end of the sampling tube 300 is provided with a sampling port 330, the sampling port 330 is provided with a sampling cover 340, the sampling cover 340 and the cylinder body II 310 slide synchronously, and the sampling cover 340 is abutted on the lower end face of the sampling tube 300 through a return spring 320 and forms sealing fit with the sampling port 330; the sampling cover 340 is connected with the lower end part of the cylinder body II 310 through a connecting rod 350, and one of the sampling cover 340 and the cylinder body II 310 is detachably connected with the connecting rod 350; the sampling cover 340 is arranged in an arc shape; a limiting piece 360 capable of limiting the sliding of the cylinder body II 310 is arranged in the sampling tube 300, the reset spring 320 is positioned in the cylinder body II 310, one end of the reset spring 320 is abutted against the inner wall of the upper side of the cylinder body II 310, and the other end of the reset spring is abutted against the limiting piece 360; the handle assembly 200 comprises a handle 210, barrels III 220 and an operating member 230, the operating member 230 is positioned at the upper end of the handle 210 and can drive the barrels III 220 to slide in the handle 210, the handle 210 is communicated with the tube 100, and all the barrels slide synchronously; the lower end of the handle 210 is provided with an external thread joint I211 which can form thread fit with the tube body 100, the outer diameter of the handle 210 is larger than that of the external thread joint I211 to form a shoulder step I212, the lower end of the tube body 100 is provided with an external thread joint II 111 which can form thread fit with the sampling tube 300, and the outer diameter of the tube body 100 is larger than that of the external thread joint II 111 to form a shoulder step II 112; the handle 210 is 80mm-120mm long and 25mm-35mm in diameter; the length of the pipe body 100 is 300mm-450mm, and the diameter is 25mm-35 mm; the length of the sampling tube 300 is 80mm-120mm, and the diameter is 25mm-35 mm; the tube body 100, the sampling tube 300 and the tube body are all made of waterproof materials.

During installation, the external thread connector I211 of the handle 210 is screwed into the upper end part of the tube body 100, the step I212 is abutted against the upper end surface of the tube body 100, the external thread connector II 111 of the tube body 100 is screwed into the upper end part of the sampling tube 300, and the step II 112 is abutted against the upper end surface of the sampling tube 300, so that the pushing distance of the sampling cover 340 is limited; the reset spring 320 is arranged in the cylinder body II 310 and is pressed between the inner wall of the upper side of the cylinder body II 310 and the limiting sheet 360, so that the upward reset of the cylinder body II 310 is realized; the connecting rod 350 is screwed on the lower end of the cylinder II 310 to drive the sampling cover 340 to slide synchronously with the cylinder II 310.

When the sampling tube is used, the handle 210 is held, the operating piece 230 at the upper end of the handle 210 is pressed, the cylinder III 220 in the handle 211 is pushed, the cylinder I110 in the tube body 100 and the cylinder II 310 in the sampling tube 300 are sequentially pushed, so that the sampling cover 340 is driven to slide downwards to expose the sampling port 330, the spring 320 compresses stored energy, negative pressure is formed in the tube body 100, and microorganisms are sucked into the sampling tube 300 through the sampling port 330; when the operating member 230 is released, the spring 320 is reset to enable the sampling cover 340 to be abutted upwards against the lower end face of the sampling tube 300 and form a sealing fit with the sampling port 330, so that the microorganism in the sampling tube 300 is prevented from leaking, the purpose of sampling the microorganism is achieved, and the sampling cover 340 is detached during later sampling, so that the microorganism in the sampling tube 300 can be separated. In this way, the utility model discloses simple structure can avoid appearing unexpected the condition that receives the pollution simultaneously when taking a sample to the microorganism under water to improve the degree of accuracy that detects.

Claims (8)

1. A microbial sampler, comprising: including body, the barrel I of slip setting in the body, barrel I constitutes sealed cooperation with the body internal week, the body upper end is provided with and is used for driving the gliding handle components of barrel I, the body lower extreme is provided with the sampling tube, and the sampling tube switches on with the body, be equipped with slidable barrel II in the sampling tube and be used for the reset spring of barrel II that resets, barrel II corresponds the below that is located barrel I and slides in step with barrel I, and the sampling tube lower extreme is equipped with the sample connection, sample connection department is equipped with the sample lid, the sample lid slides in step with barrel II, and the sample lid just constitutes sealed cooperation with the sample connection under the sampling tube on the terminal surface through the reset spring butt.

2. A microbial sampler according to claim 1, wherein: the lower tip of sample lid and barrel II is connected through connecting the rod, one of them and the connecting rod of sample lid and barrel II are for dismantling the connection.

3. A microbial sampler according to claim 2, wherein: the sampling cover is arranged in an arc shape.

4. A microbial sampler according to claim 2, wherein: be provided with in the sampling tube and restrict the gliding spacing piece of barrel II, reset spring is located barrel II, and reset spring one end is contradicted with barrel II upside inner wall, and the other end is contradicted on spacing piece.

5. A microbial sampler according to claim 1, wherein: the handle assembly comprises a handle, a barrel III and an operating part, the operating part is positioned at the upper end of the handle and can drive the barrel III to slide in the handle, the handle is communicated with the pipe body, and the barrels slide synchronously.

6. A microbial sampler according to claim 5, wherein: the utility model discloses a sampling tube, including the body, the body lower extreme is equipped with the external diameter that can constitute screw-thread fit's with the body and forms shoulder rank I, the external diameter of handle is greater than external thread fit's I and forms shoulder rank I, the body lower extreme is equipped with and forms screw-thread fit's external thread fit's II with the sampling tube, the external diameter of body is greater than external thread fit's II and forms shoulder rank II.

7. A microbial sampler according to claim 1, wherein: the length of the handle is 80mm-120mm, and the diameter is 25mm-35 mm; the length of the pipe body is 300mm-450mm, and the diameter of the pipe body is 25mm-35 mm; the length of the sampling tube is 80mm-120mm, and the diameter is 25mm-35 mm.

8. A microbial sampler according to claim 1, wherein: the body, the sampling tube and the cylinder are all made of waterproof materials.

Images