CN210683785U

CN210683785U - Compound microorganism sample thief

Info

Publication number: CN210683785U
Application number: CN201921520538.XU
Authority: CN
Inventors: 金波
Original assignee: Hangzhou Puyou Bio Tech Co ltd
Current assignee: Hangzhou Puyou Bio Tech Co ltd
Priority date: 2019-09-09
Filing date: 2019-09-09
Publication date: 2020-06-05
Anticipated expiration: 2029-09-09

Abstract

The utility model discloses a compound microorganism sampler, which comprises a test tube fixing unit, an impact unit and a connecting piece; test tube fixing unit: the test tube fixing unit is characterized in that a connecting piece is installed on the left side of the test tube fixing unit, the left end of the connecting piece is connected with the impact unit, the right end of the connecting piece is connected with a test tube, the test tube is installed in the middle of the test tube fixing unit, an agar dish is arranged inside the test tube, the bottom of the test tube fixing unit is connected with a power box, a groove with the same shape as the test tube is formed in the top end of the power box, a storage battery and a micro air pump are installed in the power box, an air inlet pipe of the micro air pump is communicated with the connecting piece through a gas pipe, an air outlet pipe; the utility model provides a compound microorganism sample thief, equipment is small, and portable and washing sieve tray can continue the sampling to object surface microorganism, and facilitates the use.

Description

Compound microorganism sample thief

Technical Field

The utility model relates to a microorganism sample technical field specifically is a compound microorganism sample thief.

Background

The microorganism sampler is a dual-function step type multi-stage impact sampler, can be widely used for monitoring in the environments of epidemic prevention, biological cleaning, pharmacy, fermentation industry and the like and carrying out the sampling demonstration research of air microorganisms by related research and teaching departments, mainly utilizes the sampling inertia impact principle to collect suspended microorganism particles on the upper surface of a sampling medium in a grading way for analysis, the microorganism sampler in the prior art mainly utilizes an impactor to capture microorganisms, the equipment mainly comprises an impactor, a host, a timer and a tripod, and the prior art has the problems that the microorganism sampler is large in equipment, inconvenient to carry, incapable of sampling the regional surface, only capable of sampling the microorganisms in the air, small in application range and inconvenient to use, and after the use is finished, impurities left in the inner through hole disc are not convenient to clean.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a compound microorganism sample thief, equipment is small, and portable and washing sieve tray can continue the sampling to object surface microorganism, facilitates the use, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a compound microorganism sampler comprises a test tube fixing unit, an impact unit and a connecting piece;

test tube fixing unit: the test tube fixing device comprises a test tube fixing unit, a connecting piece, a power box, a storage battery and a miniature air pump, wherein the left side of the test tube fixing unit is provided with the connecting piece, the left end of the connecting piece is connected with a collision unit, the right end of the connecting piece is connected with a test tube, the test tube is arranged in the middle of the test tube fixing unit, an agar plate is arranged inside the test tube, the bottom of the test tube fixing unit is connected with the power box, the top end of the power box is provided with a groove with the same shape as the test tube, the power box is internally provided with the storage battery and the miniature air pump, an air inlet pipe of the miniature air pump is;

the air pump comprises a handle, a storage battery, a micro air pump and a control switch, wherein the control switch is arranged on the outer wall of the handle, the input end of the control switch is electrically connected with the output end of the storage battery, and the output end of the control switch is electrically connected with the input end of the micro air pump.

Further, the striking unit includes filter screen, sieve mesh dish, drum and external screw thread connecting pipe, the one end at the drum is installed to the filter screen, the other end at the drum is installed to the external screw thread connecting pipe, the top of sieve mesh dish is provided with the magnetism arc board, and the bottom is circular aluminum alloy through-hole disc, and in the through-hole of sieve mesh dish absorption on the drum, the sieve mesh dish utilized the adsorption of magnetism arc board to install, and the edge is equipped with sealing rubber, and the installation of being convenient for is conveniently washd the hole after the use simultaneously.

Further, the connecting piece includes internal thread connecting pipe and T type intubate, internal thread connecting pipe and external thread connecting pipe threaded connection, T type intubate and test tube connection, through threaded connection's mode, make the striking unit form an independent accessory, are convenient for change not unidimensional sieve tray to in the face of the sampling of different kinds of microorganism.

Further, there is the clearance T type intubate and the inner wall of test tube, and the gas-supply pipe passes through clearance and test tube intercommunication, and gaseous flow inwards behind the entering T type intubate, then the agar-agar ware in the impact to the test tube, the microorganism is caught, and gaseous inner wall from T type intubate and test tube has the clearance to flow simultaneously to in the entering gas-supply pipe, realize gaseous inflow and outflow.

Further, test tube fixed unit includes connecting rod, fixed plate, spacing dish and screw rod, the connecting rod is fixed on the power supply box, and the left end of connecting rod passes through self-tapping screw and is connected with the connecting piece, and the right-hand member and the fixed plate of connecting rod are connected, screw rod and fixed plate threaded connection, and spacing dish is installed at the tip of screw rod, utilizes test tube fixed unit can be quick fix the test tube and install, and convenient quick collection is different to be organized the data and carries out the contrast experiment.

Compared with the prior art, the beneficial effects of the utility model are that: the compound microorganism sampler has the following advantages:

1. the sieve tray is arranged, and through magnetic adsorption, the sieve tray is convenient to mount and dismount, through holes in the sieve tray are convenient to clean, and the sieve tray is convenient to use next time;

2. the test tube fixing unit is arranged, and the test tube can be quickly fixed by utilizing the screw and the groove above the power box, so that a plurality of groups of samples can be conveniently sampled;

3. the sampler is provided with the striking unit itself, and through threaded connection on the connecting piece, can carry out the microorganism sampling to the surface in certain region, not only limits in the sampling of air microorganism alone, and the sampler itself is small, portable, saves space.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a right side view of the structure of the present invention;

fig. 3 is a schematic sectional view of the present invention.

In the figure, 1, a control switch, 2 handles, 3 impact units, 31 filter screens, 32 sieve trays, 33 cylinders, 34 external thread connecting pipes, 4 connecting pieces, 41 internal thread connecting pipes, 42T-shaped insertion pipes, 5 test tube fixing units, 51 connecting rods, 52 fixing plates, 53 limiting trays, 54 screws, 6 test tubes, 7 gas conveying pipes, 8 heat dissipation holes, 9 storage batteries, 10 micro air pumps and 11 power boxes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a compound microorganism sampler is characterized in that: comprises a test tube fixing unit 5, a striking unit 3 and a connecting piece 4;

test tube fixing unit 5: the left side of the test tube fixing unit 5 is provided with a connecting piece 4, the connecting piece 4 is used for connecting the test tube 6 and the impact unit 3 in series, the left end of the connecting piece 4 is connected with the impact unit 3, the impact unit 3 comprises a filter screen 31, a sieve pore disc 32, a cylinder 33 and an external thread connecting pipe 34, the filter screen 31 is arranged at one end of the cylinder 33 and used for filtering some air or impurity particles on the adsorption surface, the air is prevented from entering the test tube 6, the external thread connecting pipe 34 is arranged at the other end of the cylinder 33, the top end of the sieve pore disc 32 is provided with a magnetic arc plate, the edge is provided with a sealing rubber strip, the bottom end is a round aluminum alloy through hole disc, the sieve pore disc 32 is a disc commonly used in an air microorganism sampler, the surface is provided with through holes, when the air passes through a plurality of stages of inertia impactors at a certain, form a string of cascaded different size distribution samples of particulate matter, be used for carrying out the filtration to the microorganism, sieve mesh dish 32 adsorbs in the through-hole on drum 33, adopt the magnetic adsorption mode fixed, the installation rate is fast, it is convenient to dismantle, convenient to wash, the right-hand member of connecting piece 4 is connected with test tube 6, connecting piece 4 contains female connection pipe 41 and T type intubate 42, female connection pipe 41 and male connection pipe 34 threaded connection, T type intubate 42 is connected with test tube 6, there is the clearance in T type intubate 42 and the inner wall of test tube 6, and gas-supply pipe 7 communicates with test tube 6 through the clearance, test tube 6 is installed in the middle part of test tube fixed unit 5, the inside of test tube is equipped with the agar plate, the agar plate is used for catching the microorganism, the bottom of test tube fixed unit 5 is connected with power supply box 11, the top of power supply box 11 is equipped, the rapid installation is convenient, a storage battery 9 and a miniature air pump 10 are installed in a power supply box 11, an air inlet pipe of the miniature air pump 10 is communicated with a connecting piece 4 through an air conveying pipe 7, an air outlet pipe of the miniature air pump 10 is communicated with a heat dissipation hole 8, the heat dissipation hole 8 is formed in the side wall of the power supply box 11, when the miniature air pump works, air flow enters from a cylinder 33 and is filtered by a filter screen 31, impurities are isolated outside, the air flow passes through a sieve mesh disc 32 and is trapped in a T-shaped insertion pipe 42 due to inertial impact on an agar dish in a test tube 6, the air flow then flows back along the inner wall of the test tube 6, flows into the air conveying pipe 7 from a gap and is discharged from the air outlet pipe of the miniature air pump 10, a handle 2 is arranged at the bottom of the power supply box 11 and is convenient for a user to hold, a test tube fixing unit 5 comprises a, the connecting rod 51 is fixed on the power box 11 and forms a support with the main body part, the left end of the connecting rod 51 is connected with the connecting piece 4 through a self-tapping screw, the connecting piece 4 and the power box 11 are indirectly fixed, the right end of the connecting rod 51 is connected with the fixing plate 52, the screw rod 54 is in threaded connection with the fixing plate 52, the limiting disc 53 is installed at the end part of the screw rod 54, the screw rod 54 can be screwed to drive the limiting disc 53 to move, the test tube 6 is fastened, only the distance of the limiting disc 53 needs to be adjusted during installation, and the test tube can be quickly fixed;

the air pump further comprises a control switch 1, the control switch 1 is installed on the outer wall of the handle 2, the input end of the control switch 1 is electrically connected with the output end of the storage battery 9, and the output end of the control switch 1 is electrically connected with the input end of the miniature air pump 10.

When in use: the miniature air pump 10 is opened, the air current gets into from drum 33, through the filtering action of filter screen 31, the foreign particles are kept apart externally, then the air current is through each layer of mesh dish 32 effect, the microorganism gets into in the T type intubate 42 to because inertia strikes and is caught on the agar-agar dish in test tube 6, the air current that reaches the test tube 6 bottom then flows back along the inner wall of test tube 6, flows in the gas-supply pipe 7 from the clearance to discharge from the outlet duct department of miniature air pump 10.

It should be noted that the specific model of the accumulator 9 disclosed in this embodiment is XC1270, the micro air pump 10 is preferably VAJ850.4, and the control switch 1 controls the micro air pump 10 to operate by a method commonly used in the prior art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A compound microorganism sampler is characterized in that: comprises a test tube fixing unit (5), an impact unit (3) and a connecting piece (4);

test tube fixing unit (5): a connecting piece (4) is arranged on the left side of the test tube fixing unit (5), the left end of the connecting piece (4) is connected with the impact unit (3), the right end of the connecting piece (4) is connected with a test tube (6), the test tube (6) is arranged in the middle of the test tube fixing unit (5), an agar plate is arranged in the test tube, the bottom of the test tube fixing unit (5) is connected with a power box (11), the top end of the power box (11) is provided with a groove with the same shape as the test tube (6), a storage battery (9) and a micro air pump (10) are arranged in the power box (11), an air inlet pipe of the miniature air pump (10) is communicated with the connecting piece (4) through an air conveying pipe (7), an air outlet pipe of the miniature air pump (10) is communicated with a heat dissipation hole (8), the heat dissipation holes (8) are formed in the side wall of the power box (11), and a handle (2) is arranged at the bottom of the power box (11);

the air pump is characterized by further comprising a control switch (1), wherein the control switch (1) is installed on the outer wall of the handle (2), the input end of the control switch (1) is electrically connected with the output end of the storage battery (9), and the output end of the control switch (1) is electrically connected with the input end of the miniature air pump (10).

2. A composite microbial sampler as claimed in claim 1 wherein: striking unit (3) include filter screen (31), sieve tray (32), drum (33) and external screw thread connecting pipe (34), the one end in drum (33) is installed in filter screen (31), the other end in drum (33) is installed in external screw thread connecting pipe (34), the top of sieve tray (32) is provided with the magnetism arc board, and the bottom is circular aluminum alloy through-hole disc, and sieve tray (32) adsorbs in the through-hole on drum (33).

3. A composite microbial sampler as claimed in claim 2, wherein: connecting piece (4) contain internal thread connecting pipe (41) and T type intubate (42), internal thread connecting pipe (41) and external screw thread connecting pipe (34) threaded connection, T type intubate (42) and test tube (6) are connected.

4. A composite microbial sampler as claimed in claim 3 wherein: there is the clearance T type intubate (42) and test tube (6)'s inner wall, and gas-supply pipe (7) are through clearance and test tube (6) intercommunication.

5. A composite microbial sampler as claimed in claim 1 wherein: test tube fixed unit (5) include connecting rod (51), fixed plate (52), spacing dish (53) and screw rod (54), connecting rod (51) are fixed on power supply box (11), and the left end of connecting rod (51) passes through self tapping screw and is connected with connecting piece (4), and the right-hand member and fixed plate (52) of connecting rod (51) are connected, screw rod (54) and fixed plate (52) threaded connection, and the tip at screw rod (54) is installed in spacing dish (53).