CN113462542A

CN113462542A - Full-automatic air microorganism sampler

Info

Publication number: CN113462542A
Application number: CN202110956268.2A
Authority: CN
Inventors: 李冰; 骆玲; 韩旭; 孔令雪; 丁娜; 姚满
Original assignee: Shenyang Eye Industry Technology Research Institute Co ltd; Liaoning He's Medical College
Current assignee: Shenyang Eye Industry Technology Research Institute Co ltd; Liaoning He's Medical College
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2021-10-01

Abstract

The invention discloses a full-automatic air microorganism sampler, which comprises an outer barrel, a top cover, an air inlet filtering mechanism, a heat preservation mechanism and a grading mechanism, wherein the air inlet filtering mechanism, the heat preservation mechanism and the grading mechanism are arranged on the outer barrel; the air inlet filtering mechanism comprises an air feeding bin and a filtering bin, the air feeding bin is provided with an air inlet, a motor and an adsorption fan are arranged in the air feeding bin, and an air filtering element is arranged in the filtering bin; the heat preservation mechanism comprises a treatment bin, and a refrigeration element and a heat preservation layer are arranged on the side wall of the treatment bin; the grading mechanism comprises an upper and a lower separated material distribution bin and a material storage bin, wherein a secondary collecting barrel and a superior collecting barrel are arranged at the bottom of the material distribution bin, and a secondary bearing tank and a superior bearing tank are arranged in the material storage bin. This full-automatic air microorganism sample thief can improve the speed that the air was collected, prevents to receive the influence of high temperature to kill most thermolabile bacterium in the air to the quality that makes the air has distinguishability, thereby guarantees that the air quality after the collection is higher, increases the accuracy of testing data.

Description

Full-automatic air microorganism sampler

Technical Field

The invention relates to the technical field of sampling equipment, in particular to a full-automatic air microorganism sampler.

Background

Microorganisms include bacteria, viruses, fungi, and some small protists, microscopic algae, etc., which are small and closely related to humans. The food can be widely applied to various fields such as food, medicine, industry and agriculture, environmental protection, sports and the like.

In textbooks of China, microorganisms are classified into the following 8 major classes: bacteria, viruses, fungi, actinomycetes, rickettsia, mycoplasma, chlamydia, spirochete. Some microorganisms are visible to the naked eye, such as mushrooms, ganoderma lucidum, lentinus edodes, etc., which belong to fungi.

The existing full-automatic air microorganism sampler is a process for collecting different types of micro organisms contained in air, facilitates detection in later period, judges pollution condition of air, but the existing equipment has no simple adsorption structure, and does not have a certain degree of filtration to impurities, so that the volume of excessive hidden microorganisms in dust in air is caused, and the later period detection is inaccurate.

Moreover, the existing equipment cannot create a suitable environment, and in high-temperature weather, some bacteria which are not high in temperature resistance can be killed due to overhigh temperature inside the equipment.

In addition, the existing device does not have the capability of grading collection, and relatively complete products are easy to mix with defective products.

Disclosure of Invention

The invention provides a full-automatic air microorganism sampler, which is used for solving at least one technical problem.

In order to achieve the aim, the invention provides a full-automatic air microorganism sampler, which comprises an outer cylinder, a top cover, and an air inlet filtering mechanism, a heat preservation mechanism and a grading mechanism which are sequentially arranged in the outer cylinder from top to bottom; the air inlet filtering mechanism comprises an air feeding bin and a filtering bin, an air inlet hole is formed in the air feeding bin in the circumferential direction, the air inlet hole penetrates through the side wall of the outer barrel to be communicated with the outside, a motor is arranged inside the air feeding bin, the output end of the motor is connected with an adsorption fan to blow air flow downwards, and an air filtering element is arranged in the filtering bin; the heat preservation mechanism comprises a treatment bin, a refrigeration element is arranged on the side wall of the treatment bin, and a heat preservation layer is arranged on the outer side of the refrigeration element; the bottom of the processing bin is provided with a discharge hole, and a material passing pipe extending downwards is arranged in the discharge hole; the grading mechanism comprises a material distribution bin and a material placing bin which are vertically separated, a secondary collecting cylinder located at the central position and a superior collecting cylinder located beside the secondary collecting cylinder are arranged at the bottom of the material distribution bin, and a baffle plate which inclines inwards from bottom to top is arranged between the secondary collecting cylinder and the superior collecting cylinder; the baffle is higher than the secondary collecting cylinder and the superior collecting cylinder, and a space is reserved between the upper end of the baffle and the bottom of the treatment bin; the storage bin is internally provided with a secondary bearing tank and a superior bearing tank, the top of the secondary bearing tank is communicated with the bottom of the secondary collecting cylinder through a secondary feeding pipe, and the top of the superior bearing tank is communicated with the bottom of the superior collecting cylinder through a superior feeding pipe.

Preferably, the top of the outer barrel is provided with an annular insertion groove, and the lower surface of the top cover is provided with a snap ring matched with the insertion groove.

Preferably, the interior surface wall fixed mounting in air feed storehouse has the go-between, and the top of go-between is fixed with a plurality of inclined bracing pieces, and is equipped with the mounting bracket between the top intersection of a plurality of bracing pieces, and the motor is inserted and is located the inside of mounting bracket.

Preferably, the air filter element comprises a synthetic filter plate and a non-woven fabric plate, a first mounting collar and a second mounting collar are fixedly mounted on the inner surface wall of the filter bin, the synthetic filter plate is mounted on the first mounting collar along the cross section of the outer barrel, and the non-woven fabric plate is mounted on the second mounting collar along the cross section of the outer barrel.

Preferably, the top of the synthesis filter plate is provided with a plurality of adsorption holes with the same size, and the top and/or the bottom of the non-woven fabric plate is provided with a micro-groove.

Preferably, the inner surface wall of the treatment bin is fixedly provided with an L-shaped ring, the refrigeration ring is arranged on the surface of the L-shaped ring, and the heat preservation ring is arranged between the L-shaped ring and the inner surface wall of the treatment bin.

Preferably, the fixed cover of interior table wall of the discharge opening of processing storehouse is equipped with rubber seal ring, leads to material pipe fixed mounting between the outer wall of rubber seal ring and the inner wall of discharge opening.

Preferably, the secondary collecting cylinders are located in the center of the bottom of the material distribution bin, the number of the primary collecting cylinders is at least two, the secondary collecting cylinders are uniformly distributed along the circumferential direction by taking the secondary collecting cylinders as the center, and baffles are arranged between each primary collecting cylinder and each secondary collecting cylinder; inferior holding tank is located put the central position of thing storehouse bottom, the quantity of superior holding tank is two at least to inferior holding tank is central along circumference evenly distributed.

Preferably, the overall inclination angle of the baffle is 20 ° to 40 °.

Preferably, the outer surface wall of the air feeding bin, the outer surface wall of the treatment bin and the outer surface walls of the material distribution bin and the material storage bin are respectively matched with the inner surface wall of the outer barrel so as to be fixed.

The full-automatic air microorganism sampler provided by the invention is provided with the air inlet filtering mechanism, so that the air collecting speed can be improved, impurities and larger objects in the air are filtered and removed before collection, the collected air quality is high, the accuracy of detection data is improved, meanwhile, the heat preservation mechanism is arranged, most of thermolabile bacteria in the air can be prevented from being killed due to the influence of high temperature, and the air quality can be differentiated through the arranged grading mechanism, so that the later detection effect is more accurate.

Drawings

FIG. 1 is a cross-sectional view of a fully automatic air microorganism sampler according to an embodiment of the present invention;

FIG. 2 is a rear view of the automatic air microorganism sampler shown in FIG. 1;

FIG. 3 is a cross-sectional view of a fully automatic air microorganism sampler from another perspective, in accordance with an embodiment of the present invention;

FIG. 4 is a partial enlarged view of portion A of FIG. 3;

FIG. 5 is a partial enlarged view of the portion B in FIG. 1;

FIG. 6 is a partial enlarged view of the portion C in FIG. 3;

fig. 7 is a schematic view of a partial installation of the thermal ring gasket of the refrigeration ring.

In the figure:

1. the outer cylinder 2, the inserting groove 3, the snap ring 4, the top cover 5, the air inlet filtering mechanism 51, the air feeding bin 52, the air inlet 53, the connecting ring 54, the mounting frame 55, the motor 56, the adsorption fan 57, the filtering bin 58, the mounting collar 59, the synthetic filtering plate 510, the non-woven fabric plate 6, the heat preservation mechanism 61, the processing bin 62, the heat preservation ring pad 63, the refrigeration ring 64, the discharge hole 65, the rubber sealing ring 66, the material passing pipe 7, the grading mechanism 71, the material distribution bin 72, the inferior collecting cylinder 73, the baffle 74, the superior collecting cylinder 75, the storage bin 76, the inferior containing tank 77, the two superior containing tanks

Detailed Description

In order that those skilled in the art will better understand the disclosure, the invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

In this specification, terms such as "upper, lower, left, right" and the like are established based on positional relationships shown in the drawings, and depending on the drawings, the corresponding positional relationships may vary, and the direction defined by the characters is preferentially adopted in the direction defined by the characters in the specification, and therefore, the scope of protection is not absolutely limited; moreover, relational terms such as "first" and "second," and the like, may be used solely to distinguish one element from another element having the same name, without necessarily requiring or implying any actual such relationship or order between such elements.

As shown in fig. 1 to 3, in this embodiment, the fully automatic air microorganism sampler mainly comprises an outer cylinder 1, a top cover 4, an air inlet filtering mechanism 5, a heat preservation mechanism 6 and a grading mechanism 7, wherein the air inlet filtering mechanism 5, the heat preservation mechanism 6 and the grading mechanism 7 are sequentially stacked from top to bottom in the outer cylinder 1.

Urceolus 1 is the cylinder, its top is equipped with and is annular inserting groove 2, top cap 4 is the disc, its lower surface is equipped with inserting groove 2 matched with snap ring 3, place after the top cap 4 at urceolus 1's top, the inserting groove 2 at the 1 top of snap ring 3 embedding urceolus of its lower surface, both can prevent top cap 4 for 1 radial movement of urceolus, also can form sealedly through the structure of nesting each other, avoid the air directly to get into the inside of urceolus 1 from the top of urceolus 1.

In order to further improve the sealing performance, a sealing ring or a gasket can be additionally arranged between the outer cylinder 1 and the top cover 4.

The air inlet filtering mechanism 5 is provided with an air inlet bin 51, the inner diameter of the air inlet bin 51 is relatively small, a plurality of air inlet holes 52 with the same diameter numerical value are formed in the inner surface wall of the air inlet bin, the air inlet holes 52 penetrate through the side wall of the outer barrel 1 to be communicated with the outside, a motor 55 and an adsorption fan 56 are arranged inside the air inlet bin 51, airflow can be blown downwards inside the outer barrel 1 through the adsorption fan 56, and therefore air entering the outer barrel 1 passes through the air inlet filtering mechanism 5, the heat preservation mechanism 6 and the grading mechanism 7 from top to bottom in sequence, and collection is finally completed in the grading mechanism 7 located at the bottommost layer.

Referring to fig. 4, the connecting ring 53 is fixedly installed on the inner surface wall of the air feeding bin 51, a plurality of inclined support rods are fixedly inserted into the top of the connecting ring 53, a metal mounting frame 54 is welded between the intersections of the tops of the plurality of support rods, a motor 55 is fixedly inserted into the inner surface wall of the metal mounting frame 54, and an adsorption fan 56 is fixedly installed at the output end of the motor 55.

Referring to fig. 5, a transition bin is disposed between the air feeding bin 51 and the filtering bin 57 to keep a certain distance between the adsorption fan 56 and the air filter element, two mounting collars 58 are fixedly mounted on the inner surface wall of the filtering bin 57, a synthetic filter plate 59 and a non-woven fabric plate 510 are respectively and fixedly disposed between the inner surface walls of the two mounting collars 58, a plurality of adsorption holes with the same size are formed in the top of the synthetic filter plate 59, and micro grooves are formed in the bottom of the top of the non-woven fabric plate 510 to reduce the overall thickness.

When in use, firstly, the device is moved to a designated working area, the top cover 4 provided with the snap ring 3 is placed in the inserting groove 2, the inner part of the outer barrel 1 is in a relatively closed environment, then, the motor 55 fixedly arranged on the metal mounting frame 54 is started to drive the adsorption fan 56 on the metal mounting frame to rotate, the suction force generated by the adsorption fan 56 acts on the inner part of the air feeding bin 51, because the inner part of the outer barrel 1 is in a relatively closed environment, air can uniformly enter the air feeding bin 51 from the air inlet 52 and flows to the inside of the filter bin 57 to be firstly contacted with the synthetic filter plate 59 on the mounting sleeve ring 58, larger particles and larger impurities are adhered to the surface of the synthetic filter plate 59 through the obstruction of the inner wall of the adsorption hole on the synthetic filter plate, smaller impurities in the air are contacted with the non-woven cloth plate 510 on the mounting sleeve ring 58, and the gap inside the cotton product is smaller, so that the air filtering effect is further increased, because the volume of microorganism will be far less than the inside space of cotton products, make the air that carries with the microorganism pass the surface of non-woven fabrics board 510, increase the speed that equipment adsorbs the air through above-mentioned condition, carry out effectual rejection to the impurity that the air exists, improve the quality of later stage detection.

Referring to fig. 6 and 7, the heat insulation mechanism 6 has a processing chamber 61, an L-shaped ring is fixedly mounted on an inner surface wall of the processing chamber 61, a heat insulation ring cushion 62 is fixedly disposed between the L-shaped ring and the inner surface wall of the processing chamber 61, a refrigeration ring 63 is fixedly mounted on an inner surface of the L-shaped ring, the refrigeration ring 63 may be a semiconductor refrigeration element, a discharge hole 64 is formed at the bottom of an inner wall of the processing chamber 61, a rubber sealing ring 65 is fixedly sleeved on the inner surface wall of the discharge hole 64, and a material passing pipe 66 is fixedly mounted between an outer wall of the rubber sealing ring 65 and the inner wall of the discharge hole 64.

Inside back of processing storehouse 61 is entered into through non-woven fabric board 510 to the air after filtering, receives outside air temperature's influence, can make the inside temperature of equipment rise, under this condition, can carry out the circular telegram to the refrigeration ring 63 on the L type ring outer wall, the lowering temperature makes it reach the environment that the microorganism is suitable, can make low temperature difficult for diffusing and neutralization through the heat preservation ring pad 62 in the L type ring, prevent to receive the high temperature influence through above-mentioned condition and kill most thermolabile bacterium in the air.

With continued reference to fig. 1 and 3, a secondary collecting cylinder 72 is fixedly installed at the central position of the bottom of the inner wall of the material distributing bin 71, two baffles 73 and a primary collecting cylinder 74 are respectively fixedly installed at the bottom of the inner wall of the material distributing bin 71, the two primary collecting cylinders 74 are respectively located at two sides of the secondary collecting cylinder 72, the diameters of the two primary collecting cylinders are smaller than the diameters of the secondary collecting cylinder 72, the two baffles 73 are in a tapered cylinder shape with a small upper part and a large lower part, the two baffles 73 are integrally inclined at an angle of 30 degrees, are respectively located between the secondary collecting cylinder 72 and the primary collecting cylinder 74, the upper ends of the two baffles are higher than the secondary collecting cylinder 72 and the primary collecting cylinder 74, and a gap is reserved between the two baffles 73 and the bottom of the processing bin 61, and air with a slow flow rate can enter the interior of the primary collecting cylinder 74 under the shielding effect of the surfaces of the baffles 73 through the baffles 73.

Interior table wall fixed mounting of urceolus 1 has puts thing storehouse 75, divide material storehouse 71 and put thing storehouse 75 and separate from top to bottom, the inner wall bottom of putting thing storehouse 75 is movable respectively and is provided with inferior waiting to hold canning 76 and two superior waiting to hold canning 77, the fixed intercommunication in top of inferior waiting to hold canning 76 has the inlet pipe, and the top of inlet pipe runs through the bottom of branch material storehouse 71, and from the fixed intercommunication of bottom and inferior waiting collecting vessel 72, the equal fixed intercommunication in top of two superior waiting to hold canning 77 has the inlet pipe, and the bottom of branch material storehouse 71 is all run through in the top of two inlet pipes, and from the fixed intercommunication of bottom and superior collecting vessel 74.

When the air after the cooling passes through the connectivity of material pipe 66 and branch feed bin 71, get into branch feed bin 71 inside, then it is heavier to contain the clean partial quality of not rejecting in the air, it is lighter not to contain impurity or less department's quality, the rate of decline is slower, during heavier part can accelerate the flow direction inferior collector tube 72, then clean part enters into superior collector tube 74 through the isolation of baffle 73, hold the dress through inferior bearing tank 76 and superior bearing tank 77 at last, and then make the quality of air have the differentiation, also make the detection effect in later stage more accurate.

In this embodiment, the outer wall of the air feeding bin 51 is fixedly mounted on the inner surface wall of the outer barrel 1, the outer wall of the treating bin 61 is fixedly mounted on the inner surface wall of the outer barrel 1, and the outer wall of the material separating bin 71 is fixedly mounted on the inner surface wall of the outer barrel 1.

Above-mentioned sample thief is equipped with air intake filter mechanism 5, can improve the speed that the air was collected, and impurity and great object that exist in to the air before collecting filters and rejects, and then guarantee that the air quality after collecting is higher, increase the accuracy of detected data, and simultaneously, owing to be equipped with heat preservation mechanism 6, can prevent to receive the high temperature influence and kill most thermolabile bacterium in the air, and the quality that can make the air through grading plant 7 that sets up has the differentiation nature, thereby make the detection effect in later stage more accurate.

The fully automatic air microorganism sampler provided by the invention is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the core concepts of the present invention. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims

1. A full-automatic air microorganism sampler is characterized by comprising an outer barrel, a top cover, and an air inlet filtering mechanism, a heat preservation mechanism and a grading mechanism which are sequentially arranged in the outer barrel from top to bottom;

the air inlet filtering mechanism comprises an air feeding bin and a filtering bin, an air inlet hole is formed in the air feeding bin in the circumferential direction, the air inlet hole penetrates through the side wall of the outer barrel to be communicated with the outside, a motor is arranged inside the air feeding bin, the output end of the motor is connected with an adsorption fan to blow air flow downwards, and an air filtering element is arranged in the filtering bin;

the heat preservation mechanism comprises a treatment bin, a refrigeration element is arranged on the side wall of the treatment bin, and a heat preservation layer is arranged on the outer side of the refrigeration element; the bottom of the treatment bin is provided with a discharge hole, and a material passing pipe extending downwards is arranged in the discharge hole;

the grading mechanism comprises a material distribution bin and a material storage bin which are vertically separated, a secondary collecting cylinder located at the central position and a superior collecting cylinder located beside the secondary collecting cylinder are arranged at the bottom of the material distribution bin, and a baffle inclined inwards from bottom to top is arranged between the secondary collecting cylinder and the superior collecting cylinder;

the storage bin is internally provided with a secondary bearing tank and a superior bearing tank, the top of the secondary bearing tank is communicated with the bottom of the secondary collecting barrel through a secondary feeding pipe, and the top of the superior bearing tank is communicated with the bottom of the superior collecting barrel through a superior feeding pipe.

2. The automatic air microbe sampler according to claim 1, wherein the top of the outer cylinder is provided with an annular insertion groove, and the lower surface of the top cover is provided with a snap ring matched with the insertion groove.

3. The full-automatic air microorganism sampler according to claim 1, wherein the inner surface wall of the air feeding bin is fixedly provided with a connecting ring, the top of the connecting ring is fixed with a plurality of inclined supporting rods, a mounting rack is arranged between the junctions of the tops of the supporting rods, and the motor is inserted into the mounting rack.

4. The fully automatic air microorganism sampler according to claim 1, wherein the air filter element comprises a synthetic filter plate and a non-woven plate, the inner surface wall of the filter cartridge is fixedly mounted with a first mounting collar and a second mounting collar, the synthetic filter plate is mounted to the first mounting collar along a cross-section of the outer barrel, and the non-woven plate is mounted to the second mounting collar along a cross-section of the outer barrel.

5. The automatic air microbe sampler according to claim 4, wherein the top of the synthesis filter plate is provided with a plurality of adsorption holes with equal size, and the top and/or bottom of the non-woven fabric plate is provided with a micro-groove.

6. The fully automatic air microorganism sampler according to claim 1, wherein the inner surface wall of the processing chamber is fixedly provided with an L-shaped ring, the refrigeration ring is arranged on the surface of the L-shaped ring, and the heat preservation ring is arranged between the L-shaped ring and the inner surface wall of the processing chamber.

7. The automatic air microorganism sampler according to claim 1, wherein the inner surface wall of the discharge hole of the processing bin is fixedly sleeved with a rubber sealing ring, and the material passing pipe is fixedly installed between the outer wall of the rubber sealing ring and the inner wall of the discharge hole.

8. The fully automatic air microorganism sampler according to claim 1, wherein the secondary collection cylinders are located at the center of the bottom of the distribution bin, the number of the primary collection cylinders is at least two, the secondary collection cylinders are circumferentially and uniformly distributed around the secondary collection cylinders, and a baffle is respectively arranged between each primary collection cylinder and each secondary collection cylinder; inferior holding tank is located put the central position of thing storehouse bottom, superior holding tank's quantity is two at least, with inferior holding tank is central along circumference evenly distributed.

9. The fully automatic air microorganism sampler according to claim 8, wherein the overall angle of inclination of the baffle is 20 ° to 40 °.

10. The fully automatic air microorganism sampler according to claim 1, wherein the outer surface wall of the air feeding bin, the outer surface wall of the treatment bin, and the outer surface walls of the distribution bin and the storage bin are respectively fitted with the inner surface wall of the outer barrel to be fixed.