CN217722483U

CN217722483U - Portable device for adsorbing grassland insects

Info

Publication number: CN217722483U
Application number: CN202222041770.3U
Authority: CN
Inventors: 朱玉; 马全会; 钟志伟; 于晓菲; 邹元春; 姜明
Original assignee: Northeast Institute of Geography and Agroecology of CAS
Current assignee: Northeast Institute of Geography and Agroecology of CAS
Priority date: 2022-08-04
Filing date: 2022-08-04
Publication date: 2022-11-04
Anticipated expiration: 2032-08-04

Abstract

A portable device for attracting lawn insects. It has solved the not enough of prior art. The utility model discloses a device comprises insect adsorption collector and insect sample thief, and insect adsorption collector's sample collection bag is connected with the net section of thick bamboo of insect sample thief. The method is to adjust the suction force of the insect adsorption collector to 0.7-1 kW and the air volume to 650-800 m ³ Within the range of/h, the insect body can not be broken, and the insect sample can not be sucked due to too small suction force, so that the air inlet port of the device gradually moves to the ground surface from the top end of the plant, and all the insects attached to the plant and the ground surface in a unit area are collected. The utility model discloses simple structure, portable assembles the sideAnd the collection efficiency is high.

Description

Portable device for adsorbing grassland insects

Technical Field

The utility model belongs to the technical field of the insect is gathered relatively, concretely relates to portable device that adsorbs meadow insect.

Background

Insects are currently the most widely distributed and diverse group of animals on earth, which can provide a variety of critical ecological services (pollination and breakdown) for humans, and are also closely related to human agricultural production and life (pest control and disease transmission). Meanwhile, insects are considered as key indicator organisms of the ecosystem due to short life cycle, easy collection and sensitivity to environmental changes. Recent research shows that the number of insects is sharply reduced, the diversity of species is greatly lost, and the insects are widely concerned by various social circles. The collection of insects is an important basic work of agriculture and ecology, and at present, the common insect collection methods in ecological systems such as forests, lawns, deserts and farmlands comprise an observation method, an insect shaking method, a net sweeping method, a trapping method, a lamp attraction method, a Ma's net method and the like. Wherein, for grassland ecosystems, the net sweeping method is considered to be the most common insect collection, and grassland insects inhabiting plant communities and flying at low altitude can be collected. The person of gathering moves ahead with fixed speed along the sample area, and handheld insect net gathers meadow insect, through the individual quantity of insect in the statistics string bag, estimates near the sample area insect population quantity and distribution pattern. However, the above proposed acquisition device has the following problems: 1. the quantity and the composition of the insects in a unit area are difficult to evaluate, the quantity of the insects can be qualitatively or semi-quantitatively estimated only through the number of the insects in a certain range, and the population density of the insects cannot be accurately calculated; 2. the collection process is time-consuming and labor-consuming, insects are easy to escape, and especially some insect groups flying rapidly or being good at jumping cannot be collected comprehensively and effectively; 3. the collection result is greatly influenced by manual operation, the collection effect can be seriously influenced by different advancing speeds or different net sweeping forces of collectors, and the errors of the distribution quantity and the type composition of insects are increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that the quantity and the composition of insects in a unit area are difficult to evaluate and the population density of insects cannot be accurately calculated in the prior art; the collection process is time-consuming and labor-consuming, and the insects are easy to escape; the collection result is influenced by artificial operation greatly, gathers the problem of inefficiency, provides a portable device that adsorbs meadow insect, and the concrete technical scheme who solves this problem as follows:

a portable device for improving the grassland insect collecting efficiency is composed of an insect adsorption collector and an insect sampler, wherein an air suction pipe of the insect adsorption collector is movably connected with a net cylinder and a rubber ring of the insect sampler;

the insect adsorption collector is connected with the net barrel of the insect sampler through a portable induced draft fan, a lifting handle, an air suction pipe and a sample collection bag of the insect adsorption collector; the portable induced draft fan comprises a wind guide pipe and a sample collecting bag, wherein a lifting handle is arranged above the portable induced draft fan, an air suction pipe is arranged on the right side of the portable induced draft fan, the sample collecting bag is arranged at the right end of the air suction pipe, and the wind guide pipe is arranged on the front side of the portable induced draft fan;

insect sampler by elbow fitting, the pipe, the gauze dustcoat, the rubber ring, counter weight ball and net section of thick bamboo are constituteed, insect sampler is square frame, square frame comprises elbow fitting and pipe, connect by elbow fitting between two pipes, the gauze dustcoat is established on square frame, the rubber ring is established on the gauze dustcoat of insect sampler one side, the one end of a net section of thick bamboo is connected with the rubber ring and communicates with each other with insect sampler's inside, the outside at the gauze dustcoat is established to the other end of a net section of thick bamboo, a plurality of counter weight ball is established on fixing the base of gauze dustcoat, insect sampler lower part is uncovered.

The utility model discloses a portable device that adsorbs meadow insect possesses following beneficial effect:

1. the power of the insect adsorption collector is selected to be 0.7-1 kW, and the air volume is 650-800 m ³ Within the range of h, the insect body can not be broken due to overlarge suction force, the insect sample can not be sucked due to undersize suction force, and the insect adsorption sampler is matched with a portable induced draft fan for 100 purposesThe bag-shaped sample collection bag is operated during sampling, can collect all insect groups in a unit area, quantitatively evaluate insect density, is quick in sampling, and can efficiently collect insects under different vegetation types; 2. the sample thief outside sets up the sample connection, and the sample department is fixed with the rubber ring, the rubber ring outside sets up a net section of thick bamboo, can be when adsorbing, make the one end of aspiration channel pass a net section of thick bamboo and stretch into in the gauze dustcoat with the rubber ring, the laminating of aspiration channel and rubber ring and the setting of a net section of thick bamboo can prevent that the insect from outwards escaping by the sample connection, set up the counter weight ball on the base of gauze dustcoat in addition, because the gauze dustcoat has certain flexible elasticity, after arranging the sample square frame in and gathering the sample district, the counter weight ball can adapt to ground unevenness geographical condition, can make gauze dustcoat base and ground surface escape closely laminate, can prevent the insect, high sampling efficiency, do not rely on the difference of sampling people. The sampling process is greatly optimized by combining the insect adsorption collector and the insect sampler.

Drawings

Fig. 1 is a schematic structural view of the present invention, fig. 2 is a schematic structural view of the insect adsorbing and collecting device of fig. 1, and fig. 3 is a schematic structural view of the insect sampler of fig. 1.

Detailed Description

Example 1: the present embodiment is described with reference to fig. 1, 2, and 3. The portable device for adsorbing the grassland insects comprises an insect adsorption collector and an insect sampler, wherein sample collecting bags 1-5 of the insect adsorption collector are connected with net barrels 2-6 of the insect sampler;

the insect adsorption collector 1 is connected with the net cylinder 2-5 of the insect sampler by a portable induced draft fan 1-1, a handle 1-2, an air suction pipe 1-3 and a sample collection bag 1-5 of the insect adsorption collector; the device comprises a wind guide pipe 1-4 and a sample collecting bag 1-5, wherein a handle 1-2 is arranged above a portable induced draft fan 1-1, an air suction pipe 1-3 is arranged on the right side of the portable induced draft fan 1-1, the right end of the air suction pipe 1-3 is provided with the sample collecting bag 1-5, and the wind guide pipe 1-4 is arranged on the front side of the portable induced draft fan 1-1;

the insect sampler 2 is composed of a bent pipe joint 2-1, round pipes 2-2, a gauze outer cover 2-3, a rubber round ring 2-4, a counterweight ball 2-5 and a gauze cylinder 2-6, the insect sampler 2 is a square frame, the square frame is composed of the bent pipe joint 2-1 and the round pipes 2-2, the two round pipes 2-2 are connected through the bent pipe joint 2-1, the gauze outer cover 2-3 is arranged on the square frame, the rubber round ring 2-4 is arranged on the gauze outer cover 2-3 at one side of the insect sampler 2, one end of the gauze cylinder 2-6 is connected with the rubber round ring 2-4 and communicated with the inside of the insect sampler 2, the other end of the gauze cylinder 2-6 is arranged at the outer side of the gauze outer cover 2-3, a plurality of counterweight balls 2-5 are arranged and fixed on the bottom edge of the gauze outer cover 2-3, and the lower part of the insect sampler 2 is open.

The components of the device are assembled in a split mode.

Example 2: this embodiment is described in conjunction with fig. 1. The sample collection bag 1-5 according to this embodiment employs a 100-mesh bag-shaped gauze.

Example 3: this embodiment is described in conjunction with fig. 1. The aperture of the air suction pipe 1-3 described in the embodiment adopts a gradual change structure.

Example 4: this embodiment is described in conjunction with fig. 1. The elbow joint 2-1 and the round pipe 2-2 in the embodiment adopt PVC pipes with the same length. The material is lighter when guaranteeing structural strength, portable and equipment.

Example 5: this embodiment is described in conjunction with fig. 1. The screen cover 2-3 according to the present embodiment is a 100-mesh screen.

Example 6: this embodiment is described in conjunction with fig. 1. The diameter of the rubber ring 2-4 is larger than that of the air suction pipe 1-3, the caliber of the outer port of the air suction pipe 1-3 is 12cm, and the air suction pipe 1-3 is movably matched with the net cylinder 2-6 and the rubber ring 2-4. The net cylinders 2-6 prevent the insects from escaping from the sampling port outwards, and the collection efficiency is ensured.

Example 7: this embodiment is described in conjunction with fig. 1. The counterweight balls 2-5 are distributed at equal intervals, so that the counterweight balls can adapt to the uneven ground, the bottom edge of the gauze outer cover 2-2 can be tightly attached to the ground surface, insects can be prevented from escaping from the lower part of the insect sampler 2, and the collection efficiency is reduced.

The use process of the device is as follows:

1. the portable deviceA sample collecting bag 1-5 in the insect adsorption collector 1 is fixed by a rubber band or an iron wire, so that the sample collecting bag 1-5 is fixed at the port of an air suction pipe 1-3, the sample collecting bag 1-5 is prevented from being separated from the air suction pipe 1-3 under the action of air flow, and the adsorption collection of insects is ensured; 2. assembling a bent pipe joint 2-1 and a round pipe 2-2 in the insect sampler 2 in the portable device to form a square frame, and covering a gauze outer cover 2-3 on the square frame; 3. connecting the insect adsorption collector 1 and the insect sampler 2 which are assembled in the first step and the second step into a device, placing the device in an insect collection area, stretching the bottom of the insect sampler 2 in the device to a sample collection area through a counterweight body, attaching the bottom of the sample collection area to the ground, and enabling the area under the insect sampler 2 in the device to form a closed collection space, wherein the bottom area of the insect sampler 2 is 1 square meter; fourthly, the method comprises the following steps: the suction force of the insect adsorption collector 1 is adjusted to be 0.7-1 kW, and the air volume is 650-800 m ³ In the range of/h, the insect body cannot be broken due to the fact that the suction force of the insect adsorption collector 1 is too large, the insect sample cannot be collected due to the fact that the suction force is too small, when timing adsorption is carried out, the suction pipe 1-3 of the insect adsorption collector 1 moves towards the net cylinder 2-6, the rubber circular ring 2-4 and the gauze outer cover 2-3 of the insect sampler 2, the sample collection bag 1-5 at the end of the suction pipe 1-3 is gradually moved to the ground surface from the top end of the plant, and the insects attached to the plant and the ground surface in the space of the unit area of the insect sampler 2 are all collected into the sample collection bag 1-5, so that the purpose of quantitatively evaluating the insect density is achieved. Can carry out convenient collection fast to the insect sample after the collection, the later stage separation of being convenient for, appraisal insect sample.

The above embodiments are merely exemplary and not intended to limit the present invention, and it should be noted that various other changes, modifications, substitutions and variations which are equivalent to those skilled in the art and suggested by the technical solution provided by the present invention should be considered as the protection scope of the present invention.

Claims

1. The utility model provides a portable device that adsorbs meadow insect, it comprises insect adsorption collector and insect sampler, its characterized in that: an air suction pipe of the insect adsorption collector is movably connected with a net cylinder and a rubber ring of the insect sampler;

the insect adsorption collector is connected with the net barrel of the insect sampler through a portable induced draft fan, a lifting handle, an air suction pipe and a sample collection bag of the insect adsorption collector; the portable induced draft fan comprises a wind guide pipe and a sample collecting bag, wherein a handle is arranged above the portable induced draft fan, an air suction pipe is arranged on the right side of the portable induced draft fan, the sample collecting bag is arranged at the right end of the air suction pipe, and the wind guide pipe is arranged on the front side of the portable induced draft fan;

2. A portable lawn insect attracting device as defined in claim 1, wherein: the sample collection bag adopts a 100-mesh bag-shaped gauze.

3. A portable meadow insect attracting device as set forth in claim 1, wherein: the aperture of the air suction pipe adopts a gradual change structure.

4. A portable meadow insect attracting device as set forth in claim 1, wherein: the elbow joint and the round pipe are made of PVC pipes.

5. A portable lawn insect attracting device as defined in claim 1, wherein: the gauze outer cover adopts 100 meshes of gauze.

6. A portable meadow insect attracting device as set forth in claim 1, wherein: the diameter of the rubber ring is larger than that of the air suction pipe.

7. A portable meadow insect attracting device as set forth in claim 1, wherein: the air suction pipe is movably matched with the net cylinder and the rubber ring.

8. A portable lawn insect attracting device as defined in claim 1, wherein: the caliber of the outer end opening of the air draft tube is 12cm.

9. A portable lawn insect attracting device as defined in claim 1, wherein: the counterweight balls are distributed at equal intervals.