CN111134143A

CN111134143A - Polyether compound

Info

Publication number: CN111134143A
Application number: CN201911367453.7A
Authority: CN
Inventors: 杨良玉; 郑杰; 张传侠
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-05-12

Abstract

The invention belongs to the technical field of agricultural insect killing, and particularly relates to a polyether compound which comprises a lampshade, an insect trapping device and a supporting tube; the supporting tube is arranged in a hollow mode and is filled with wires; the support tube is fixedly connected to the top of the lampshade and penetrates through the lampshade; the insect trapping device comprises a sealing cover, a fluorescent tube and an astigmatic tube; one side of the sealing cover, which is close to the light diffusion tube, is fixedly connected with a fluorescent tube; the fluorescent tube extends into the diffusion tube; the surface of one side, close to the light diffusion tube, of the sealing cover is provided with a first groove; the side of the sealing cover, which is far away from the light diffusion tube, is provided with evenly distributed volatilization holes; a first cavity is formed in the lampshade; the top of the inner cavity of the lampshade is provided with air holes which are uniformly distributed; according to the invention, insect and insect pests are lured into the lampshade by the lamplight, and meanwhile, the volatilization of the insecticide is accelerated by utilizing the heat generated when the fluorescent lamp emits light, so that the concentration of the insecticide in the lampshade is improved, and the aim of killing the insect and insect pests is fulfilled.

Description

Polyether compound

Technical Field

The invention belongs to the technical field of agricultural pesticides, and particularly relates to a polyether compound.

Background

In recent years, as the requirements of people on the environmental quality are higher and higher, side effects of some commonly used insecticides are caused by residue problems, and the insecticide resistance of insects is generated continuously, the environment-friendly insecticides are more and more emphasized by people, wherein, botanical insecticides have the advantages of high efficiency, low toxicity, easy degradation and the like, the research and development of the insecticide are particularly attractive, the insecticide cage cover has good ecological, economic and social benefits, and the development prospect is wide, however, for some winged insects with stronger activity, pesticides are sprayed into farmlands, most of winged insects can escape from the range of the pesticide cage in time, the insects return to the farmlands after the pesticides are volatilized, the effect of the pesticides is very little, and the insects are trapped and killed by using a trap lamp, the insects are very good, most of the prior art use the lamp light to trap mosquitoes, the mosquitoes are killed by water or a high-voltage power grid, for example, a common trap lamp with a basin is adopted to trap the mosquitoes by light, the basin is arranged below the trap lamp, although the pest trapping effect is good, only pests touching and immerging in water can be killed, the pest killing effect is not ideal, the time is long, an exposed water source provides a breeding field requirement for the pests, and the problem is inconvenient as long as water is frequently changed. In addition, the insect trapping lamp for killing insects by utilizing the high-voltage power grid has higher requirement on the supply of a power supply to achieve the aim of killing mosquitoes, and meanwhile, dead insects are easily adhered to the power grid when the insects are killed by the power grid, so that the power of the power grid is weakened, and meanwhile, the insect trapping lamp is troublesome to clean.

In view of this, the company provides a new insecticide and an insect attractant device for use with insecticides for sister of the above problems.

Disclosure of Invention

In order to make up for the defects of the prior art and solve the problems that the existing insect trapping device is not ideal in insecticidal effect and the device is troublesome to clean after insecticidal, the invention provides a polyether compound.

The technical scheme adopted by the invention for solving the technical problems is as follows: the polyether compound comprises the following raw materials:

40-50 parts of oceanic red algae, namely, laurencia littoralis;

20-30 parts of ethanol;

100 parts of deionized water and 120 parts of deionized water;

100 portions of ethyl acetate and 120 portions of ethyl acetate;

40-60 parts of petroleum ether-acetone;

13-14 parts of potassium sulfate;

0.5-2 parts by weight of citric acid;

10-20 parts by weight of ammonium phosphate;

5-7 parts of borax;

5-7 parts of calcium powder;

the preparation method of the polyether compound comprises the following steps:

s1: cleaning freshly collected marine red algae, namely the Egyptian stutzeri, with seawater to remove gravels adhered to the surface, drying the freshly collected marine red algae, namely the Egyptian stutzeri, at a low temperature of 45-50 ℃ in a dryer after the gravels are removed, introducing the dried marine red algae into a crusher for crushing, and controlling the crushing mesh number to be 60-70 meshes; the freshly collected Icelandine is rich in biological activity, and is dried at low temperature, so that the loss of internal compounds can be reduced to the maximum extent while the drying treatment is carried out, and meanwhile, the dried Icelandine is physically crushed, so that the polyether compounds in the Icelandine are conveniently extracted subsequently;

s2: sequentially introducing the Odontoglossum fluviatilis powder and an ethanol solution into a stirring kettle, stirring for 2h under the conditions of temperature preservation of 30-35 ℃ and rotation speed of 60-80rpm, standing for 30min after stirring is finished, removing scum at the bottom, introducing the solution into an evaporation dish, controlling the temperature of the solution to be 40-45 ℃, and performing evaporation concentration to obtain a crude extract; mixing pulverized powder of Laurencia zeylanica with ethanol as an excellent solvent, stirring at low temperature to make ethanol solution fully mixed with Laurencia zeylanica powder, dissolving the compounds in the powder in ethanol solution, and removing most of ethanol solution by concentration technology;

s3: dissolving the crude extract in deionized water, stirring at normal temperature for 10min, introducing the mixed solution and ethyl acetate into a stirring kettle in sequence after stirring is finished, controlling the rotation speed of the stirring kettle to be 120-140rpm, stirring at normal temperature for 2h, standing for 30min, repeatedly stirring for three times, standing for 2h, separating the upper layer viscous liquid, and placing the upper layer viscous liquid in an evaporation dish for evaporation concentration at 60-65 ℃; dissolving the crude extract in deionized water, extracting the compound of the solution in the water solution into the ethyl acetate solution by utilizing the excellent extraction performance of the ethyl acetate, and separating the water solution containing most impurities from the ethyl acetate solution by utilizing a de-layering mechanism;

s4: dissolving the concentrated product in petroleum ether-acetone solution for gradient elution, collecting eluent, detecting the eluent by Thin Layer Chromatography (TLC), judging and combining the same or similar parts according to Rf value, namely performing gel column chromatographic separation on the component eluted by pure ethyl acetate, detecting by TLC, collecting the component with Rf of 0.45-0.5 and showing yellow spots, and separating by thin layer chromatography to obtain the purified polyether compound; the concentrated product contains most compounds in the laurencia euthani, gradient elution is carried out on the compounds by using petroleum ether-acetone eluent, the mixed compounds can be separated and purified according to different dissolution degrees, and meanwhile, the thin layer chromatography technology is used for carrying out classification and purification by using the difference of Rf values of the compounds to finally obtain pure polyether compounds;

s5: uniformly mixing the purified polyether compound with potassium sulfate, citric acid, ammonium phosphate, borax and calcium powder to prepare a polyether insecticide, and placing the polyether insecticide in a pest trapping device in a farmland to reduce the number of pests in the farmland;

the raw material selected from the Aztec Egyptian belongs to Rhodophyta, Arthropodaceae, and Laurencia, is widely distributed in China, Japan, and Seanda koraiensis along the west Pacific coast, generally grows on rocks in intertidal zone, is convenient in obtaining raw material and low in raw material cost, and polyether natural compound obtained by extracting and separating the raw material belongs to small molecular natural organic compound, is easy to prepare and obtain, and is added into pesticide, so that the natural compound is not easy to generate side effects such as environmental pollution and the like due to the easy degradation property of the natural compound, and is used as a plant source natural extract which is added into the pesticide, can not cause harm to human body due to the easy degradation property and low toxicity property, and can inhibit the activity of insect cells so that the insect coma and other phenomena can be generated in a short time after the insect enters into the insect body, and finally, the death of the patient is prevented;

citric acid selected from raw materials is used as an important organic acid to be added into the insecticide, so that the PH value of the insecticide is reduced to be an acidic solution, the effect of protecting polyether compounds in the solution and preventing the polyether compounds from being hydrolyzed is achieved, borax selected from the raw materials is used as a raw material which is dissolved in water and then is strong-alkaline, the citric acid is mixed with the citric acid and added to achieve the effect of maintaining the pH value of the solution, the compound structure of the polyether compounds in the strong-alkaline solution is prevented from being damaged, the polyether compounds lose toxicity to insects, meanwhile, the borax is used as a substance with strong toxicity, the toxicity of the insecticide can be enhanced, the killing power of the insecticide on insects is enhanced, meanwhile, the solubility of the borax in the aqueous solution is extremely high, and the aqueous solution can achieve the sterilization effect after being evaporated;

the insecticide prepared by mixing the natural chemical compounds or the chemical compounds without side effects on the environment can be quickly degraded in the natural environment, can be absorbed by plants as nutrients to supplement trace elements required by plant growth, can be directly mixed with insect without insect carcasses and the insecticide to be directly buried after insect killing treatment, and cannot pollute soil and water sources.

Preferably, the polyether insecticide in S5 further comprises a sex attractant; sex attractant who chooses in the raw materials is as the medicament of a new emerging improvement pest, can effectually produce the effect of luring to insect without the feet, add it in the insecticide, utilize its attraction effect to insect without the feet, can concentrate by effectual insect without the feet, the insecticide of being convenient for plays the effect, sex attractant can weaken the driving effect that the peculiar smell of insecticide itself produced to insect without the feet with its efficient attraction effect simultaneously, reduce the alert mood that insect without the feet effectively, improve insecticidal efficiency, the calcium powder of adding in the raw materials can produce adsorption effect to sex attractant effectively simultaneously, can strengthen the effect time of sex attractant effectively.

Preferably, the polyether pesticide of S5 further includes a medical ether solution; the ether solution of choosing in the principle possesses fabulous volatility, add it in the insecticide, can strengthen the volatility of insecticide effectively, make the effective insecticidal range of insecticide enlarge, ether itself sweet taste can be effectual to the insect and produce the suction effect, the reinforcing insecticide that changes the phase is to the suction effect of insect and insect without feet, and ether is as a medical medicine, the anesthesia effect that its own possessed can make the insect and insect without feet produce the paralytic and stupid effect, reduce the alert effect of insect and insect without feet when the insecticide destroys insect and insect without feet base member, avoid the insect and insect without feet to take place to escape phenomenon such as after getting into insecticide effective range.

Preferably, wherein the insect attracting device of S5 comprises a lamp cover, an insect attracting device and a supporting tube; the supporting tube is arranged in a hollow mode and is filled with wires; the support tube is fixedly connected to the top of the lampshade and penetrates through the lampshade; the lampshade is designed in a large semicircular shape, and the inner cavity of the lampshade is coated with a reflective coating; the supporting tube is positioned in the lampshade, and one end of the supporting tube is in a threaded design; the insect trapping device comprises a sealing cover, a fluorescent tube and an astigmatic tube; the light diffusion tube is made of transparent glass material; one end of the light scattering pipe is provided with an opening; the sealing cover is connected with the open end of the light scattering tube through threads; one side of the sealing cover, which is close to the light diffusion tube, is fixedly connected with a fluorescent tube; the fluorescent tube extends into the diffusion tube; the surface of one side, close to the light diffusion tube, of the sealing cover is provided with a first groove; the cambered surface of one side of the sealing cover far away from the dispersion light pipe is designed, and the surface of the sealing cover is provided with uniformly distributed volatilization holes; the volatilization hole conducts the first groove with the outside; a second groove is formed in one end, far away from the dispersion light pipe, of the sealing cover, and the inner thread of the second groove is designed; the supporting tube is connected with the second groove through threads; a first cavity is formed in the lampshade; the top of the inner cavity of the lampshade is provided with air holes which are uniformly distributed; the air holes are used for communicating the first cavity with the inner cavity of the lampshade;

when the insect-killing lamp works, insecticide is infused into the light scattering tube, the light scattering tube and the sealing cover are loaded into the lampshade, a power supply is switched on, current lights the fluorescent lamp tube through a circuit in the supporting tube, the electric energy is converted into light energy by the fluorescent lamp tube, the light emitted by the fluorescent lamp tube is refracted and diffused through liquid in the light scattering tube due to the fact that the light scattering tube is made of transparent glass material, the diffusion range of a strong fluorescent lamp light source is enlarged, the brightness is changed to be soft, meanwhile, the refracted light is reflected and diffused through a reflecting layer on the inner surface of the lampshade, the diffusion range of the light source is further enhanced, as insects have phototaxis at night, the existence of the bright light can effectively attract the insects, meanwhile, the fluorescent lamp tube converts partial electric energy into heat energy while converting the electric energy into the light energy, and as the fluorescent lamp tube is positioned in the insecticide liquid, the fluorescent lamp tube can heat the insecticide while emitting light, because the inside of the insecticide contains part of ether solution, the solution is heated to effectively accelerate the volatilization of liquid, the volatilized insecticide is diffused in the lampshade through the volatilization hole in the first groove on the sealing cover, the concentration of the insecticide in the lampshade is gradually improved, meanwhile, because of the heating action of the fluorescent tube, the temperature of the opening at the bottom of the lampshade is slightly higher than the temperature in the lampshade, because the hot air flow has obvious rising performance, the leakage amount of the insecticide gas gathered in the lampshade is very little, meanwhile, when the gas content in the lampshade is higher, part of the rising insecticide gas enters the first cavity through the air holes at the top of the inner cavity of the lampshade and is condensed in the first cavity, when insect pests are gathered below the lampshade under the suction action of a light source of the fluorescent tube and enter the lampshade through gaps below the lampshade, the insecticide diffused in the lampshade gradually generates paralysis action on the insect pests, make insect without feet activity descend rapidly, and after the insecticide that inhales that lasts a period, reduce insect without feet activity, produce the effect of killing to it, the establishment of fluorescent lamp, utilize insect without feet at the effect of the phototaxis at night, the effect of diathermia instinct, cooperation sex attractant makes insect without feet assemble in the lamp shade, and utilize the volatilization of fluorescent lamp tube acceleration insecticide, utilize the lamp shade to assemble the insecticide that volatilizees, make the insecticide content in the unit area rise rapidly, thereby produce the paralysis to insect without feet, the effect of killing.

Preferably, the lower opening of the lampshade is hinged with baffles which are uniformly arranged; a spring is fixedly connected between the baffle plate and the inner wall of the lampshade; the baffles are all obliquely arranged in an initial state; during operation, insect without feet assembles in the lamp shade under the luring effect of sex attractant and light source gradually, along with inhaling increase of insecticide content, produce the paralytic effect gradually, the harm of insecticide to insect without feet base member is not enough to make insect without feet die this moment, drop on the baffle that the slope was arranged from the lamp shade lateral wall receives the influence of gravity gradually after insect without feet activity performance descends, because baffle slope is arranged insect without feet and is influenced by the baffle and continue to stop in the lamp shade, along with drop at the insect without feet on baffle surface increase gradually, the baffle rotates downwards gradually under the action of gravity of insect without feet, after the baffle rotates certain angle, insect without feet on the baffle slides down, the baffle resets under the effect of spring elastic force simultaneously, the existence of baffle makes the lamp shade below opening present the shape of external width internal narrowing, can effectual reduction volatile insecticide gas leakage volume on the one hand, simultaneously when insect without feet gets into inside, the baffle can also block the insect without feet to a certain extent and leave, and the insect without feet that is in the paralytic state simultaneously drops and can also avoid the insect without feet directly to drop outside on the baffle, because absorb the medicament content and hang down excessively, resumes vigor again, plays the reinforcing and kills the effect of killing that the insect without feet.

Preferably, the lower part of the lampshade is connected with a collecting box through a guide rod; the collecting box is provided with an opening at one end close to the lampshade; an arc-shaped plate is hinged to the opening of the collecting box; the curved direction of the arc-shaped plate faces the lampshade; the surface of one side of the arc-shaped plate, which is close to the lampshade, is elastically connected with the side wall of the collecting box through a spring; the surface of one side of the arc-shaped plate, which is close to the lampshade, is coated with a reflective coating; the guide rod is arranged in a hollow mode, and the inner cavity of the guide rod is communicated with the first cavity and the collecting box; when the insect attracting device works, a light source emitted by the fluorescent lamp tube diffuses downwards in a fan shape under the scattering of the light scattering tube and the lampshade, insect feet are gradually gathered under the attraction effect of the light source, the reflectivity of the light in the air is smaller than that of the light on the solid, the light generated by the fluorescent lamp tube irradiates on the ground in a fan shape to form light spots, the insect feet attracted can generate shunt currents to a certain extent and gather on the ground light spots, at the moment, a collecting box is arranged below the lampshade, the arc-shaped plate on the surface of the collecting box reflects the light source, the brightness of the lampshade can be effectively enhanced, the attraction force of the lampshade to insect feet is enhanced, meanwhile, the insect feet can be gradually dropped on the surface of the arc-shaped plate under the action of the gravity, the attraction force of the attracting device to the insect feet can be enhanced, meanwhile, the existence of the collecting box can incline at the baffle, and the insect feet can be collected when being gathered and, the insect is not the corpse and drops on the arc of collecting box upper surface, the arc is extruded by gravity and rotates downwards, make the insect be not the corpse and drop and collect the insect is not the corpse to the insect in the collecting box, can be used for burying in soil, the fertility of reinforcing soil, accelerate the growth of crops, collect the insect with the insect is not the insect and can effectually avoid the insect to inhale the medicine volume and hang down excessively, do not kill completely, avoid the insect to run away from its drug resistance of reinforcing many times, gush into the partial aerial fog liquefaction in the first cavity simultaneously, and drip in the collecting box along the guide arm inner chamber, the insect that does not kill completely in the collecting box plays the deactivation effect.

The invention has the following beneficial effects:

1. the polyether compound is prepared by extracting and purifying small-molecular natural organic compounds in marine red algae, namely the Aztec characterised by Latituteng, and mixing the small-molecular natural organic compounds with borax, ether and the like, so that the drawing performance and the lethal performance to insects and insects are enhanced, and the polyether compound is gasified in an effective space by arranging the lampshade, so that the killing effect on the insects and the insects is generated, and the number of the insects and the insects in a farmland is reduced.

2. The polyether compound provided by the invention has the advantages that the fluorescent lamp tube, the light radiating tube and the lampshade are arranged, the fluorescent lamp tube is used for emitting light, the light is reflected and converged by the light radiating tube and the lampshade, the attraction strength of a light source to insect feet is enhanced, the phototaxis of the insect feet at night is utilized, the effect of converging the insect feet is achieved, the heat obtained when the fluorescent lamp tube emits light is utilized to accelerate the volatilization of a solution, the sex attractant in the solution is diffused to further enhance the attraction effect to the insect feet, and the insect feet are converged in the lampshade to kill the insect feet.

Drawings

The invention will be further explained with reference to the drawings.

FIG. 1 is a flow chart of a method of the present invention;

figure 2 is a front view of the insect attracting device;

FIG. 3 is an internal construction view of the insect attracting device;

figure 4 is a cross-sectional view of the insect attracting device;

FIG. 5 is an enlarged view of a portion of FIG. 4 at A;

in the figure: the lamp shade 1, a support tube 2, a sealing cover 3, a fluorescent tube 4, an astigmatism tube 5, a first groove 31, a volatilization hole 32, a second groove 33, a first cavity 34, a ventilation hole 35, a baffle 6, a guide rod 7, a collection box 8 and an arc-shaped plate 81.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 5, the polyether compound of the present invention comprises the following raw materials:

40-50 parts of oceanic red algae, namely, laurencia littoralis;

20-30 parts of ethanol;

100 parts of deionized water and 120 parts of deionized water;

100 portions of ethyl acetate and 120 portions of ethyl acetate;

40-60 parts of petroleum ether-acetone;

13-14 parts of potassium sulfate;

0.5-2 parts by weight of citric acid;

10-20 parts by weight of ammonium phosphate;

5-7 parts of borax;

5-7 parts of calcium powder;

the preparation method of the polyether compound comprises the following steps:

As an embodiment of the present invention, wherein the polyether pesticide in S5 further includes a sex attractant; sex attractant who chooses in the raw materials is as the medicament of a new emerging improvement pest, can effectually produce the effect of luring to insect without the feet, add it in the insecticide, utilize its attraction effect to insect without the feet, can concentrate by effectual insect without the feet, the insecticide of being convenient for plays the effect, sex attractant can weaken the driving effect that the peculiar smell of insecticide itself produced to insect without the feet with its efficient attraction effect simultaneously, reduce the alert mood that insect without the feet effectively, improve insecticidal efficiency, the calcium powder of adding in the raw materials can produce adsorption effect to sex attractant effectively simultaneously, can strengthen the effect time of sex attractant effectively.

As an embodiment of the present invention, the polyether insecticide of S5 further includes a medical ether solution; the ether solution of choosing in the principle possesses fabulous volatility, add it in the insecticide, can strengthen the volatility of insecticide effectively, make the effective insecticidal range of insecticide enlarge, ether itself sweet taste can be effectual to the insect and produce the suction effect, the reinforcing insecticide that changes the phase is to the suction effect of insect and insect without feet, and ether is as a medical medicine, the anesthesia effect that its own possessed can make the insect and insect without feet produce the paralytic and stupid effect, reduce the alert effect of insect and insect without feet when the insecticide destroys insect and insect without feet base member, avoid the insect and insect without feet to take place to escape phenomenon such as after getting into insecticide effective range.

As an embodiment of the present invention, wherein the insect attracting means of S5 comprises a lamp housing 1, an insect attracting means and a support tube 2; the supporting tube 2 is hollow and is filled with wires; the support tube 2 is fixedly connected to the top of the lampshade 1 and penetrates through the lampshade 1; the lampshade 1 is designed in a large semicircular shape, and the inner cavity of the lampshade is coated with reflective coating; the supporting tube 2 is positioned in the lampshade 1, and one end of the supporting tube is in a threaded design; the insect trapping device comprises a sealing cover 3, a fluorescent tube 4 and an astigmatic tube 5; the light scattering tube 5 is made of transparent glass material; one end of the light scattering tube 5 is provided with an opening; the sealing cover 3 is connected with the opening end of the light scattering tube 5 through threads; one side of the sealing cover 3 close to the light scattering tube 5 is fixedly connected with a fluorescent tube 4; the fluorescent tube 4 extends into the diffusion tube 5; the surface of one side of the sealing cover 3, which is close to the light scattering tube 5, is provided with a first groove 31; the sealing cover 3 is designed in an arc surface at one side far away from the discrete light tube 5, and the surface of the sealing cover is provided with uniformly distributed volatilization holes 32; the volatilization hole 32 is used for communicating the first groove 31 with the outside; a second groove 33 is formed in one end, far away from the discrete light tube 5, of the sealing cover 3, and the second groove 33 is internally threaded; the support tube 2 is connected with the second groove 33 through threads; a first cavity 34 is formed in the lampshade 1; the top of the inner cavity of the lampshade 1 is provided with air holes 35 which are uniformly distributed; the air holes 35 are used for communicating the first cavity 34 with the inner cavity of the lampshade 1;

when the lamp works, insecticide is infused into the light diffusion tube 5, the light diffusion tube 5 and the sealing cover 3 are loaded into the lampshade 1, a power supply is switched on, current lights the fluorescent lamp tube 4 through a circuit in the supporting tube 2, the fluorescent lamp tube 4 converts electric energy into light energy, because the light diffusion tube 5 is made of transparent glass material, the light emitted by the fluorescent lamp tube 4 is refracted and diffused through the liquid in the light diffusion tube 5, the strong diffusion range of the light source of the fluorescent lamp is enlarged, the brightness is changed to be soft, meanwhile, the refracted light is reflected and diffused through the reflective layer on the inner surface of the lampshade 1, the diffusion range of the light source is further enhanced, because the insect is provided with phototaxis at night, the existence of the bright light can effectively generate attraction effect on the insect, meanwhile, the fluorescent lamp tube 4 converts part of electric energy into heat energy while converting the electric energy into the light energy, because the fluorescent lamp tube 4 is positioned in the insecticide liquid, the fluorescent lamp tube 4 emits light and simultaneously generates a heating effect on the insecticide, because the insecticide contains partial ether solution, the solution is heated to effectively accelerate the volatilization of liquid, the volatilized insecticide is diffused in the lampshade 1 through the volatilization holes 32 in the first groove 31 on the sealing cover 3 to gradually increase the concentration of the insecticide in the lampshade 1, meanwhile, because the heating effect of the fluorescent lamp tube 4, the temperature of the opening at the bottom of the lampshade 1 is slightly higher than the temperature in the lampshade 1, because hot air flow has obvious rising performance, the leakage amount of the insecticide gas gathered in the lampshade 1 is very little, and when the gas content in the lampshade 1 is higher, part of the rising insecticide gas enters the first cavity 34 through the vent holes 35 at the top of the inner cavity of the lampshade 1 and is condensed in the first cavity 34, and when insects gather below the lampshade 1 under the suction effect of a fluorescent lamp light source, after the insecticide enters the lamp shade 1 through a gap below the lamp shade 1, the insecticide diffused in the lamp shade 1 gradually generates an paralytic effect on insect feet, the insect feet activity is enabled to drop rapidly, after the insecticide is sucked continuously for a period of time, the insect feet activity is reduced, and a killing effect is generated on the insect feet, the fluorescent lamp is set up, the insect feet are enabled to gather in the lamp shade 1 through matching sex attractant under the action of light tendency and heat tendency instinct at night, the insect feet are enabled to gather by the aid of the fluorescent lamp tube 4, volatilization of the insecticide is accelerated, the volatilized insecticide is gathered by the lamp shade 1, the insecticide content in unit area is enabled to rise rapidly, and accordingly, the paralytic and killing effect is generated on the insect feet.

As an embodiment of the invention, the lower opening of the lampshade 1 is hinged with uniformly arranged baffles 6; a spring is fixedly connected between the baffle 6 and the inner wall of the lampshade 1; the baffle plates 6 are all obliquely arranged in an initial state; during operation, insect without feet assembles in lamp shade 1 under the luring effect of sex attractant and light source gradually, along with inhaling increase of insecticide content, produce the paralytic effect gradually, the harm of insecticide to insect without feet base member is not enough to make insect without feet die this moment, fall on the baffle 6 that the slope was arranged from lamp shade 1 lateral wall to receive the influence of gravity gradually after insect without feet activity performance descends, because baffle 6 inclines to arrange that insect without feet receives the influence of baffle 6 and continues to stop in lamp shade 1, along with drop at the insect without feet on baffle 6 surface increase gradually, baffle 6 rotates downwards gradually under the gravity effect of insect without feet, after baffle 6 rotates certain angle, insect without feet slips down on baffle 6, baffle 6 resets under the effect of spring elasticity simultaneously, the existence of baffle 6 makes the opening below lamp shade 1 present the shape of external width internal narrowing, on the one hand can effectual reduction volatilizing insecticide gas external leakage volume, simultaneously when the insect is worn the insect and gets into lamp shade 1 inside, baffle 6 can also block to a certain extent that the insect is worn the insect and leaves, and the insect that is in the paralytic state simultaneously is worn the insect and drops and can also avoid the insect to be worn the insect and directly drop outside on baffle 6, because absorb the medicament content and hang down excessively, resumes the vigor again, plays the reinforcing and kills the effect of killing that the insect is worn the insect and insect.

As an embodiment of the invention, a collecting box 8 is connected below the lampshade 1 through a guide rod 7; the collecting box 8 is designed to be opened at one end close to the lampshade 1; an arc-shaped plate 81 is hinged to an opening of the collecting box 8; the curved plate 81 is curved toward the lampshade 1; the surface of one side of the arc-shaped plate 81 close to the lampshade 1 is elastically connected with the side wall of the collecting box 8 through a spring; the surface of one side of the arc-shaped plate 81, which is close to the lampshade 1, is coated with a reflective coating; the guide rod 7 is arranged in a hollow mode, and the inner cavity of the guide rod 7 is communicated with the first cavity 34 and the collecting box 8; when the insect attracting device works, a light source emitted by the fluorescent lamp tube 4 diffuses downwards in a fan shape under the scattering of the light scattering tube 5 and the lampshade 1, insects are attracted by the light source and gradually gather, because the reflectivity of the light in the air is smaller than that of the light on the solid, the light generated by the fluorescent lamp tube 4 irradiates on the ground in a fan shape to form light spots, the insects under the attraction can be shunted to the ground light spots to a certain extent, the insects gather on the ground light spots, at the moment, the collecting box 8 is arranged below the lampshade 1, the arc-shaped plate 81 on the surface of the collecting box 8 is used for reflecting the light source, the brightness of the lampshade 1 can be effectively enhanced, the attraction of the lampshade 1 to insects is enhanced, meanwhile, the insects leaked in the lampshade 1 can gradually drip on the surface of the arc-shaped plate 81 under the action of gravity, the attraction of the attracting device to the insects can be enhanced, and meanwhile, the collecting, it collects to the insect corpse that is without insect when assembling together and dropping with the insect, the insect corpse falls on the arc 81 of collecting box upper surface of being without insect, arc 81 receives gravity extrusion and rotates downwards, make the insect corpse fall and to the insect corpse in collecting box 8 and collect to the insect corpse that is without insect, can be used for burying in soil, strengthen the fertility of soil, increase the growth of crops, simultaneously with insect the insect and prevent that the insect is planted and collect can effectually avoid insect not to inhale the dose and hang down excessively, do not kill completely, avoid the insect to escape from reinforcing its drug resistance many times, gush into the part liquefaction aerial fog in the 34 of first cavity simultaneously, and drip in collecting box 8 along 7 inner chambers of guide arm, the insect that does not kill completely in collecting box 8 plays the inactivation effect to the insect that does not have the insect.

The specific implementation mode is as follows:

when the lamp works, insecticide is infused into the light diffusion tube 5, the light diffusion tube 5 and the sealing cover 3 are loaded into the lampshade 1, the power supply is switched on, current lights the fluorescent lamp tube 4 through a circuit in the supporting tube 2, the fluorescent lamp tube 4 converts electric energy into light energy, because the light diffusion tube 5 is made of transparent glass material, the light emitted by the fluorescent lamp tube 4 is refracted and diffused through the liquid in the light diffusion tube 5, the strong diffusion range of the light source of the fluorescent lamp is enlarged, the brightness is changed to be soft, meanwhile, the refracted light is reflected and diffused through the reflecting layer on the inner surface of the lampshade 1, the diffusion range of the light source is further enhanced, meanwhile, the fluorescent lamp tube 4 converts part of electric energy into heat energy while converting the electric energy into the light energy, because the fluorescent lamp tube 4 is in the insecticide liquid, the fluorescent tube 4 generates heating effect on the insecticide while emitting light, because the insecticide contains part of ether solution, carry out the volatilization of the effectual acceleration liquid of processing that heats up to solution, the hole 32 diffusion that volatilizees in the first recess 31 on sealed lid 3 is passed through to volatile insecticide is in lamp shade 1, promote insecticide concentration in the lamp shade 1 gradually, assemble under the effect of attracting of lamp light source at the insect-killing device's feet, and get into lamp shade 1 inside back through the gap of lamp shade 1 below, the diffusion is insecticide in lamp shade 1 gradually to the insect-killing device produce the paralysis effect, make the insect-killing device movable property descend rapidly, and after lasting a period's the insect-killing device that inhales, reduce insect-killing device's insect-killing device activity, kill the effect of killing its production.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A polyether compound characterized by: the compound comprises the following raw materials:

40-50 parts of oceanic red algae, namely, laurencia littoralis;

20-30 parts of ethanol;

100 parts of deionized water and 120 parts of deionized water;

100 portions of ethyl acetate and 120 portions of ethyl acetate;

40-60 parts of petroleum ether-acetone;

13-14 parts of potassium sulfate;

0.5-2 parts by weight of citric acid;

10-20 parts by weight of ammonium phosphate;

5-7 parts of borax;

5-7 parts of calcium powder;

the preparation method of the polyether compound comprises the following steps:

s1: cleaning freshly collected marine red algae, namely the Egyptian sp, with seawater to remove gravels adhered to the surface, drying the freshly collected marine red algae, namely the Egyptian sp, at a low temperature of 45-50 ℃ in a dryer after the gravels are removed, introducing the dried marine red algae into a crusher to perform crushing treatment, and controlling the number of crushing meshes to be 60-70 meshes;

s2: sequentially introducing the powder of the Istum Laurencia and ethanol solution into a stirring kettle, stirring at the temperature of 30-35 deg.C and the rotation speed of 60-80rpm for 2h, standing for 30min after stirring, removing the scum at the bottom, introducing the solution into an evaporation pan, controlling the temperature of the solution at 40-45 deg.C, and evaporating and concentrating to obtain crude extract;

s3: dissolving the crude extract in deionized water, stirring at normal temperature for 10min, introducing the mixed solution and ethyl acetate into a stirring kettle in sequence after stirring is finished, controlling the rotation speed of the stirring kettle to be 120-140rpm, stirring at normal temperature for 2h, standing for 30min, repeatedly stirring for three times, standing for 2h, separating the upper layer viscous liquid, and placing the upper layer viscous liquid in an evaporation dish for evaporation concentration at 60-65 ℃;

s4: dissolving the concentrated product in petroleum ether-acetone solution for gradient elution, collecting eluent, detecting the eluent by Thin Layer Chromatography (TLC), judging and combining the same or similar parts according to Rf value, namely performing gel column chromatographic separation on the component eluted by pure ethyl acetate, detecting by TLC, collecting the component with Rf of 0.45-0.5 and showing yellow spots, and separating by thin layer chromatography to obtain the purified polyether compound;

s5: the polyether insecticide is prepared by uniformly mixing the purified polyether compound with potassium sulfate, citric acid, ammonium phosphate, borax and calcium powder, and the quantity of pests in the farmland can be reduced by placing the polyether insecticide in an insect attracting device.

2. The polyether compound according to claim 1, wherein: wherein the polyether insecticide in S5 further comprises a sex attractant.

3. The polyether compound according to claim 1, wherein: wherein the polyether pesticide of S5 further comprises medical ethyl ether solution.

4. The polyether compound according to claim 1, wherein: the insect attracting device comprises a lampshade (1), an insect attracting device and a supporting tube (2) S5; the supporting tube (2) is arranged in a hollow mode and is filled with wires; the support tube (2) is fixedly connected to the top of the lampshade (1) and penetrates through the lampshade (1); the lampshade (1) is designed in a large semicircular shape, and the inner cavity of the lampshade is coated with a reflective coating; the supporting tube (2) is positioned in the lampshade (1) and is designed by threads at one end; the insect trapping device comprises a sealing cover (3), a fluorescent tube (4) and an astigmatic tube (5); the light scattering tube (5) is made of transparent glass material; one end of the light scattering pipe (5) is provided with an opening; the sealing cover (3) is connected with the opening end of the light scattering tube (5) through threads; one side of the sealing cover (3) close to the light scattering tube (5) is fixedly connected with a fluorescent tube (4); the fluorescent tube (4) extends into the light scattering tube (5); a first groove (31) is formed in the surface of one side, close to the light scattering tube (5), of the sealing cover (3); one side of the sealing cover (3) far away from the discrete light tube (5) is designed into a cambered surface, and the surface of the sealing cover is provided with uniformly distributed volatilization holes (32); the volatilization hole (32) is used for communicating the first groove (31) with the outside; a second groove (33) is formed in one end, far away from the discrete light pipe (5), of the sealing cover (3), and the second groove (33) is internally threaded; the supporting tube (2) is connected with the second groove (33) through threads; a first cavity (34) is formed in the lampshade (1); the top of the inner cavity of the lampshade (1) is provided with air holes (35) which are uniformly distributed; the air holes (35) are used for communicating the first cavity (34) with the inner cavity of the lampshade (1).

5. The polyether compound according to claim 4, wherein: baffles (6) which are uniformly arranged are hinged to an opening below the lampshade (1); a spring is fixedly connected between the baffle (6) and the inner wall of the lampshade (1); the baffle plates (6) are all obliquely arranged in the initial state.

6. The polyether compound according to claim 4, wherein: a collecting box (8) is connected below the lampshade (1) through a guide rod (7); the collecting box (8) is designed to be opened at one end close to the lampshade (1); an opening of the collecting box (8) is hinged with an arc-shaped plate (81); the curved direction of the arc-shaped plate (81) faces the lampshade (1); the surface of one side of the arc-shaped plate (81), which is close to the lampshade (1), is elastically connected with the side wall of the collecting box (8) through a spring; the surface of one side, close to the lampshade (1), of the arc-shaped plate (81) is coated with a reflective coating; the guide rod (7) is arranged in a hollow mode, and the inner cavity of the guide rod (7) is communicated with the first cavity (34) and the collecting box (8).