CN214052068U - Farmland soil nematode quick separation device - Google Patents

Abstract

The utility model discloses a farmland soil nematode quick separation device, include: a work table; the filter assembly comprises a first filter container, a second filter container and a first water outlet pipe, the first filter container and the second filter container are both placed on the workbench, one end of the first water outlet pipe is communicated with the first filter container, the other end of the first water outlet pipe extends into the second filter container, and a first screen is arranged in the first water outlet pipe; the water inlet assembly is communicated with the first filtering container; the air inlet assembly is communicated with the interior of the first filtering container; the separating assembly comprises a separating funnel, a second screen, a second water outlet pipe and a separating sieve, the separating funnel is detachably connected to the top opening of the second filtering container, the bottom of the separating funnel is communicated with the second water outlet pipe, the separating sieve is arranged in the second filtering container, and the second screen is detachably connected with the separating funnel. The separation device is simple in structure, reasonable in design, convenient to operate, high in separation efficiency of the nematodes, high in separation and extraction rate and good in application prospect.

Description

Farmland soil nematode quick separation device

Technical Field

The utility model relates to a soil nematode research technical field, more specifically the utility model relates to a farmland soil nematode quick separation device that says so.

Background

The nematode is one of the most abundant in animal kingdom, and has wide distribution range, most of the nematode is rotten in water and soil, and few of the nematode is parasitized in animals and plants. Soil is one of the main sites where nematodes live, and plant parasitic nematodes and other soil-dwelling free-living nematodes that are carried out in soil in at least one stage of development in the life or life history of the soil are collectively referred to as soil nematodes. Currently, plant parasitic nematodes in soil nematodes are increasingly harmful, causing huge losses to world agricultural production. In the work of studying soil nematodes, the investigation and accurate identification of soil nematode species first requires a rapid and efficient separation device.

However, because soil nematodes are small in size and are not easy to separate and extract, the existing Bellman funnel method, direct sieving method, sedimentation separation method and the like are adopted to extract the soil nematodes, and various technical problems of long separation time, low separation and extraction rate, complex separation and extraction process and the like often exist.

Therefore, it is the problem that technical personnel in the field need to solve urgently to provide a simple structure, reasonable in design, convenient operation, separation extraction rate is high and the high quick separator of farmland soil nematode that separation efficiency is high.

Disclosure of Invention

In view of this, in order to solve among the prior art technical problem such as soil nematode separator is low to the separation extraction rate of soil nematode, separation time is long and the operation process is complicated, the utility model provides a simple structure, reasonable in design, convenient operation, the high and high farmland soil nematode quick separation device of separation efficiency of separation extraction rate.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a rapid separation device for farmland soil nematodes comprises:

a work table;

the soil sample is placed in the first filtering container, the first filtering container and the second filtering container are placed on the workbench, the second filtering container is located on one side of the first filtering container, one end of the first water outlet pipe is arranged on the top side wall of the first filtering container and communicated with the first filtering container, the other end of the first water outlet pipe extends into the second filtering container, and a first screen is arranged in the first water outlet pipe;

the water inlet assembly is inserted into the first filtering container and is communicated with the first filtering container;

the air inlet assembly is inserted into the first filtering container and is communicated with the interior of the first filtering container;

a separating assembly, separating assembly includes separating funnel, second screen cloth, second outlet pipe and separating screen, separating funnel detachably connects the open-top department of second filter container, just separating funnel bottom intercommunication has vertical arrangement the second outlet pipe, the separating screen place in the second filter container, and be located second outlet pipe bottom open-ended below, second screen cloth detachably connects separating funnel open-top department, and is located first outlet pipe bottom open-ended below.

According to the technical scheme, compare with prior art, the utility model discloses a farmland soil nematode quick separation device, can be to water injection in the first filter container through utilizing the subassembly of intaking, thereby make the nematode among the soil sample in the first filter container get into the suspension, can aerate the suspension in the first filter container through utilizing the subassembly of intaking, produce more bubble in the suspension, make the nematode suspension to the surface of water in the suspension under the effect of bubble, when suspension reaches certain liquid level, the nematode discharges into the second filter container through first outlet pipe along with the suspension, utilize the first screen cloth in the first outlet pipe can realize filtering the suspension for the first time, get rid of the great impurity of granule in the suspension, then reuse the second screen cloth at separation funnel top and realize the secondary filtration to the suspension, further separating and extracting the nematodes, and enabling the separated nematodes to enter a separation sieve along with the separation liquid through a second water outlet pipe for collection. The utility model discloses a farmland soil nematode quick separation device, simple structure not only, reasonable in design, convenient operation is high to the separation efficiency of nematode moreover, and the separation extraction rate is high, has good application prospect.

Furthermore, the workbench is of a stepped structure, two steps are fixedly arranged on the workbench, and the first filtering container and the second filtering container are respectively placed on the two steps from top to bottom.

The beneficial effect who adopts above-mentioned technical scheme to produce is for this separator structural design is reasonable, easily operates, and is fast to the separation rate of nematode.

Furthermore, first filtration container top can be dismantled and be connected with container mouth stopper for guarantee seal structure in the first filtration container, the subassembly of intaking with the subassembly of admitting air all passes container mouth stopper inserts in the first filtration container.

The beneficial effect who adopts above-mentioned technical scheme to produce is for this separator overall structure compactness is strong, and stability is good.

Furthermore, the water inlet assembly comprises a water inlet pipe and a water inlet valve, one end of the water inlet pipe penetrates through the container opening plug and is inserted into the first filtering container, the other end of the water inlet pipe is communicated with an external water source, and the water inlet valve is fixed on the water inlet pipe and used for controlling the opening and closing of an internal channel of the water inlet pipe.

The beneficial effect who adopts above-mentioned technical scheme to produce is, has effectively improved this separator overall structure's stability.

Further, the air inlet assembly comprises an air inlet pipe and an air pump, one end of the air inlet pipe penetrates through the container opening plug and is inserted into the first filtering container, and the other end of the air inlet pipe is connected with the air pump.

The beneficial effect who adopts above-mentioned technical scheme to produce is for this separator structural design is reasonable, can effectively realize suspending the nematode to the surface of water, improves the separation efficiency to the nematode.

Furthermore, the filter also comprises a vent pipe, one end of the vent pipe penetrates through the container opening plug and is inserted into the first filter container, and the other end of the vent pipe is communicated with the outside air.

Adopt the beneficial effect that above-mentioned technical scheme produced to be, can be to ventilating oxygenation in the first filtration container, effectively improved the survival rate of nematode in the first filtration container for the device is high to the separation and extraction rate of nematode.

Furthermore, the mesh of the first screen is 50-80 meshes, and the mesh of the second screen is 200-300 meshes.

The beneficial effect that adopts above-mentioned technical scheme to produce is favorable to separating out the nematode in the suspension fast.

The air pump is arranged on the working table, and the air pump is connected with the water inlet valve through a water inlet pipe.

The separation device has the advantages that the separation device is improved in automation degree, and labor intensity of operators is reduced.

Further, still include the spraying subassembly, the spraying subassembly includes spraying support, spray tube and atomising head, the spraying support is fixed in the second filters the container top, the spray tube just is fixed in for the ring annular structure spraying support top, just the spray tube utilizes connecting pipe and outside water source intercommunication, the atomising head is a plurality of, and is a plurality of the atomising head all with spray tube fixed connection and intercommunication, and a plurality of the atomising head evenly arranges on same periphery.

The beneficial effect who adopts above-mentioned technical scheme to produce is for the mesh of second screen cloth is difficult for blockking up, and the continuity of water film on the second screen cloth can effectively be guaranteed in the continuous spraying of atomising head, so that the better free removal of nematode, the nematode can be easily along water downstream, can provide oxygen in addition continuously, improves the survival rate of nematode.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a rapid separation device for nematodes in farmland soil according to the present invention;

figure 2 attached drawing is the utility model provides a pair of farmland soil nematode quick separation device's stereogram.

Wherein: 1-workbench, 2-filter assembly, 21-first filter container, 22-second filter container, 23-first water outlet pipe, 24-first screen, 25-container opening plug, 3-water inlet assembly, 31-water inlet pipe, 32-water inlet valve, 4-air inlet assembly, 41-air inlet pipe, 42-air pump, 5-separation assembly, 51-separation funnel, 52-second screen, 53-second water outlet pipe, 54-separation sieve, 6-air pipe, 7-spray assembly, 71-spray support, 72-spray pipe, 73-spray head, and 8-soil sample.

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 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 drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not 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, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The utility model discloses a farmland soil nematode quick separation device, include:

a work table 1;

the filtering component 2, the filtering component 2 includes the first filtering container 21, the second filtering container 22 and the first discharging tube 23, the soil sample 8 has been placed inside the first filtering container 21, the first filtering container 21 and the second filtering container 22 are all placed on the work level 1, and the second filtering container 22 locates at one side of the first filtering container 21, one end of the first discharging tube 23 locates on the top sidewall of the first filtering container 21, and communicate with the first filtering container 21, another end stretches into the second filtering container 22, and there is the first screen 24 inside the first discharging tube 23;

the water inlet component 3 is inserted into the first filtering container 21 and communicated with the first filtering container 21;

an air inlet assembly 4, wherein the air inlet assembly 4 is inserted into the first filtering container 21 and is communicated with the inside of the first filtering container 21;

separating assembly 5, separating assembly 5 includes separating funnel 51, second screen cloth 52, second outlet pipe 53 and separating screen 54, separating funnel 51 detachably connects at the open-top of second filtering container 22, and separating funnel 51 bottom intercommunication has vertical second outlet pipe 53 of arranging, separating screen 54 places in second filtering container 22, and is located second outlet pipe 53 bottom open-ended below, second screen cloth 52 detachably connects at separating funnel 51 open-top, and is located first outlet pipe 23 bottom open-ended below.

According to the utility model discloses an optional embodiment, workstation 1 is the echelonment structure, and the fixed two-stage step that is provided with on the workstation 1, and first filter container 21 and second filter container 22 top-down place respectively on the two-stage step to make this separator structural design reasonable, easily operation, it is fast to the separation rate of nematode.

According to the utility model discloses an optional embodiment, first filtering container 21 top can be dismantled and be connected with container mouth stopper 25 for guarantee the seal structure in the first filtering container 21, intake subassembly 3 and air intake subassembly 4 all pass container mouth stopper 25 and insert in the first filtering container 21, thereby make this separator overall structure compactness strong, stability is good.

According to the utility model discloses an optional embodiment, water feeding assembly 3 includes inlet tube 31 and water intaking valve 32, and inside inlet tube 31 one end passed container openning 25 and inserted first filtration container 21, the other end and outside water source intercommunication, water intaking valve 32 was fixed in on the inlet tube 31 for the switching of the internal passage of control inlet tube 31 has effectively improved this separator overall structure's stability.

According to the utility model discloses an optional embodiment, air intake component 4 includes intake pipe 41 and air pump 42, and inside 41 one end of intake pipe passed container mouth stopper 25 and inserted first filtration container 21, the other end was connected with air pump 42 to make this separator structural design reasonable, can effectively realize suspending the nematode to the surface of water, improve the separation efficiency to the nematode.

According to the utility model discloses an optional embodiment still includes breather pipe 6, and 6 one end of breather pipe is passed container mouth stopper 25 and is inserted inside first filtration container 21, and the other end link up with the outside air to can be to the oxygenation of ventilating in the first filtration container, effectively improved the survival rate of the interior nematode of first filtration container, make the device high to the separation and extraction rate of nematode.

According to an alternative embodiment of the present invention, the mesh of the first screen 24 is 60 mesh and the mesh of the second screen 52 is 200 mesh, thereby facilitating rapid separation of the nematodes from the suspension.

According to the utility model discloses an optional embodiment still includes the controller, and the workstation 1 is outside located to the controller, and controller and water intaking valve 32 and air pump 42 signal connection for control water intaking valve 32 and air pump 42, thereby improved this separator's degree of automation, reduced operating personnel's intensity of labour.

According to the utility model discloses an optional embodiment, still include spraying subassembly 7, spraying subassembly 7 includes spraying support 71, spray tube 72 and atomising head 73, spraying support 71 is fixed in second filter vessel 22 top, spray tube 72 is the ring structure and is fixed in spraying support 71 top, and spray tube 72 utilizes connecting pipe and outside water source intercommunication, atomising head 73 is a plurality of, a plurality of atomising heads 73 all with spray tube 72 fixed connection and intercommunication, and a plurality of atomising heads 73 evenly arrange on same periphery, thereby make the difficult jam of mesh of second screen cloth, the continuity of water film on the second screen cloth can effectively be guaranteed in the continuous spraying of atomising head, so that the better free movement of nematode, the nematode can be easily move down along the water, and can be continuous provide oxygen, improve the survival rate of nematode.

The utility model relates to a rapid separation device for soil nematodes in farmland, which can inject water into a first filtering container by utilizing a water inlet component, thereby leading the nematodes in the soil sample in the first filtering container to enter the suspension, aerating the suspension in the first filtering container by utilizing the air inlet component to generate more bubbles in the suspension, the nematodes in the suspension are suspended to the water surface under the action of the bubbles, when the suspension reaches a certain liquid level, the nematodes are discharged into the second filtering container along with the suspension liquid through the first water outlet pipe, the first filtering of the suspension liquid can be realized by utilizing the first screen in the first water outlet pipe, impurities with larger particles in the suspension liquid are removed, then a second screen mesh at the top of the separation funnel is used for realizing the secondary filtration of the suspension liquid, the separation and extraction of the nematodes are further carried out, and the separated nematodes enter the separation sieve along with the separation liquid through the second water outlet pipe to be collected. The separation device is simple in structure, reasonable in design, convenient to operate, high in separation efficiency of the nematodes, high in separation and extraction rate and good in application prospect.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims (9)

1. The utility model provides a farmland soil nematode quick separation device which characterized in that includes:

a table (1);

the filter assembly (2) comprises a first filter container (21), a second filter container (22) and a first water outlet pipe (23), a soil sample (8) is placed in the first filter container (21), the first filter container (21) and the second filter container (22) are both placed on the workbench (1), the second filter container (22) is located on one side of the first filter container (21), one end of the first water outlet pipe (23) is arranged on the top side wall of the first filter container (21) and communicated with the first filter container (21), the other end of the first water outlet pipe extends into the second filter container (22), and a first screen (24) is arranged in the first water outlet pipe (23);

a water inlet assembly (3), wherein the water inlet assembly (3) is inserted into the first filtering container (21) and is communicated with the first filtering container (21);

the air inlet assembly (4) is inserted into the first filtering container (21), and the air inlet assembly (4) is communicated with the inside of the first filtering container (21);

separation module (5), separation module (5) are including separating funnel (51), second screen cloth (52), second outlet pipe (53) and separation sieve (54), separating funnel (51) detachably connects the open-top department of second filtering container (22), just separating funnel (51) bottom intercommunication has vertical arrangement second outlet pipe (53), separation sieve (54) place in second filtering container (22), and be located second outlet pipe (53) bottom open-ended below, second screen cloth (52) detachably connects separating funnel (51) open-top department, and is located first outlet pipe (23) bottom open-ended below.

2. The rapid separation device for the farmland soil nematodes according to claim 1, wherein the workbench (1) has a stepped structure, two steps are fixedly arranged on the workbench (1), and the first filtering container (21) and the second filtering container (22) are respectively placed on the two steps from top to bottom.

3. The rapid separation device for the farmland soil nematodes according to claim 1, wherein a container opening plug (25) is detachably connected to the top of the first filtering container (21) for ensuring a sealing structure in the first filtering container (21), and the water inlet assembly (3) and the air inlet assembly (4) are inserted into the first filtering container (21) through the container opening plug (25).

4. The rapid separation device for farmland soil nematodes according to claim 3, wherein the water inlet assembly (3) comprises a water inlet pipe (31) and a water inlet valve (32), one end of the water inlet pipe (31) is inserted into the first filtering container (21) through the container opening plug (25), the other end is communicated with an external water source, and the water inlet valve (32) is fixed on the water inlet pipe (31) and is used for controlling the opening and closing of the internal channel of the water inlet pipe (31).

5. The device for rapidly separating the farmland soil nematodes according to claim 4, wherein the air inlet assembly (4) comprises an air inlet pipe (41) and an air pump (42), one end of the air inlet pipe (41) penetrates through the container opening plug (25) and is inserted into the first filtering container (21), and the other end of the air inlet pipe is connected with the air pump (42).

6. The device for rapidly separating the farmland soil nematodes according to claim 3, further comprising a vent pipe (6), wherein one end of the vent pipe (6) is inserted into the first filter container (21) through the container opening plug (25), and the other end of the vent pipe is communicated with the outside air.

7. The device for rapidly separating the field soil nematodes according to claim 1, wherein the mesh of the first screen (24) is 50-80 meshes, and the mesh of the second screen (52) is 200-300 meshes.

8. The device for rapidly separating the farmland soil nematodes according to claim 5, further comprising a controller, wherein the controller is arranged outside the workbench (1), and the controller is in signal connection with the water inlet valve (32) and the air pump (42) and is used for controlling the water inlet valve (32) and the air pump (42).

9. The rapid separation device for the farmland soil nematodes according to any one of claims 1 to 8, further comprising a spraying assembly (7), wherein the spraying assembly (7) comprises a spraying support (71), a spraying pipe (72) and a plurality of spraying heads (73), the spraying support (71) is fixed on the top of the second filtering container (22), the spraying pipe (72) is of a circular ring structure and is fixed on the top of the spraying support (71), the spraying pipe (72) is communicated with an external water source through a connecting pipe, the plurality of spraying heads (73) are provided, the plurality of spraying heads (73) are fixedly connected and communicated with the spraying pipe (72), and the plurality of spraying heads (73) are uniformly arranged on the same circumferential surface.

Images