CN114680092B

CN114680092B - Insect pest situation forecasting device for forestry pest control

Info

Publication number: CN114680092B
Application number: CN202210366099.1A
Authority: CN
Inventors: 田厚禄; 张晓光
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-04-08
Filing date: 2022-04-08
Publication date: 2023-03-21
Anticipated expiration: 2042-04-08
Also published as: CN114680092A

Abstract

The invention discloses an insect pest situation forecasting device for forestry pest control, which comprises a trapping device, an insect killing device and a photographing device, wherein the trapping device is used for trapping insects; the insect killing device comprises an upper shell, an air suction/blowing device and a piston assembly; the top of the upper shell is provided with a pest collecting funnel, the lower end of the pest collecting funnel is connected with a pest killing pipeline, the upper part of the pest killing pipeline is provided with a heating device, and the middle part of the pest killing pipeline is connected with a pest discharging pipeline connected with a photographing device; the air suction/blowing device is connected with the lower part of the insect killing pipeline; piston assembly includes piston, piston rod and first electronic telescoping cylinder, and the piston has the ring body, locates the support frame in the ring body and locates the screen cloth of ring body upper end, and ring body adaptation is in insecticidal pipeline, and the piston rod pass the piston and with this piston in support frame fixed connection, the upper end of piston rod is connected with the end cap, and first electronic telescoping cylinder is installed at insecticidal pipeline's lower extreme and is linked to each other with the piston rod. The invention not only can reduce the escape of the worm body, but also can effectively prevent the blockage of the worm body conveying pipeline.

Description

Insect pest situation forecasting device for forestry pest control

Technical Field

The invention relates to the technical field of forestry pest control, in particular to a pest situation forecasting device for forestry pest control.

Background

The pest situation forecasting device is an important component for forecasting forest pests, and pest trapping equipment with good pest trapping effect is installed in a forest, so that the dynamic state of the pests can be accurately monitored, and a data basis is provided for making an accurate and effective pest prevention and control scheme.

The existing insect condition forecasting device generally comprises a trapping device, an insect killing device and a photographing device, wherein the trapping device falls into the insect killing device after trapping pests, the insect bodies are killed and dried through the insect killing device, then the insect bodies are discharged into the photographing device to be photographed, and images obtained through photographing are uploaded to a system to be analyzed, so that insect condition forecasting is realized.

The existing insect condition detecting and reporting device has the following defects: (1) The trapped pests directly fall into the insecticidal device, and most of the pests escape; (2) The worm body slides down by means of dead weight and is easily adhered to the inner wall of the pipeline, so that the worm body conveying pipeline is blocked.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides an insect condition forecasting device for forestry pest control, which not only can reduce the escape of insect bodies, but also can effectively prevent the blockage of an insect body conveying pipeline.

The invention provides an insect condition forecasting device for forestry pest control, which comprises a trapping device, an insect killing device arranged below the trapping device and a photographing device arranged below the insect killing device, wherein the insect killing device comprises a first fixing device and a second fixing device;

the insect killing device comprises an upper shell, an air suction/blowing device and a piston assembly;

the top of the upper shell is provided with a pest collecting funnel, the lower end of the pest collecting funnel is connected with a pest killing pipeline, a heating device is arranged on the pipe wall of the upper part of the pest killing pipeline, the lower end of the pest killing pipeline is closed, the middle part of the pest killing pipeline is provided with a pest discharging interface, and the pest discharging interface is connected with a pest discharging pipeline connected with the photographing device;

the lower part of the insecticidal pipeline is provided with an air suction/blowing interface, and the air suction/blowing device is connected with the air suction/blowing interface;

piston assembly includes piston, piston rod and first electronic telescoping cylinder, the piston has the ring body, locates support frame in the ring body and locating the screen cloth of ring body upper end, ring body adaptation in the insecticidal pipeline, the piston rod passes the piston and with this piston in support frame fixed connection, wear out the upper end of piston rod the upper end of insecticidal pipeline is connected with and can opens or plug up the end cap of this insecticidal pipeline upper end, and opens when this end cap during the upper end of insecticidal pipeline, the ring body of piston is plugged up the worm interface down, when this end cap is plugged up during the upper end of insecticidal pipeline, the ring body of piston is located between worm interface down and the interface of breathing in/blowing, first electronic telescoping cylinder is installed the lower extreme of insecticidal pipeline, the output of first electronic telescoping cylinder with the piston rod links to each other.

Furthermore, the air suction/blowing device comprises an exhaust fan and a blower, the output ends of the exhaust fan and the blower are respectively connected with the air suction/blowing interface through pipelines, and automatic control valves are arranged on the pipelines at the output ends of the exhaust fan and the blower.

Furthermore, the lower part of the insect collecting funnel close to the upper end of the insecticidal pipeline is also connected with a drain pipe.

Furthermore, the trapping device comprises a ceiling supported above the upper shell through a plurality of stand columns, a trap lamp arranged on the lower side of the ceiling and a plurality of impact plates arranged on the periphery of the trap lamp.

Further, the photographing device comprises a lower shell, and a conveying device, a camera and a collecting box which are arranged in the lower shell;

the lower casing is supported on the lower side of the upper casing;

the conveying device comprises a driving roller, a driven roller and a horizontal conveying belt connected between the driving roller and the driven roller, wherein both ends of the driving roller are respectively provided with a first mounting seat fixed on the inner wall of the lower shell, each end of the driving roller is respectively and rotatably connected with the first mounting seat at the corresponding end of a rotating shaft, both ends of the driven roller are respectively provided with a second mounting seat fixed on the inner wall of the lower shell, and each end of the driven roller is respectively and rotatably connected with the first mounting seat at the corresponding end of the rotating shaft;

the lower end of the insect discharging pipeline is arranged above the rear part of the horizontal conveyor belt, the camera is arranged above the front part of the horizontal conveyor belt, and the collecting box is arranged below the front end of the horizontal conveyor belt.

Furthermore, a cleaning roller is arranged on the lower side of the front end of the horizontal conveyor belt.

Further, the driving roller is arranged at the front end of the horizontal conveying belt, and the driven roller is arranged at the rear end of the horizontal conveying belt;

the two ends of the cleaning roller are respectively rotatably installed on the first installation seats of the corresponding ends through rotating shafts, a first driving wheel is installed on the rotating shaft of one end of the driving roller, a second driving wheel is installed on the rotating shaft of one end of the cleaning roller, the first driving wheel and the second driving wheel are driven through a driving strip, and a driving motor used for driving the driving roller to rotate is installed on the first installation seat of the other end of the driving roller.

Further, the first driving wheel and the second driving wheel are belt pulleys, and the corresponding driving strips are belts, or the first driving wheel and the second driving wheel are chain wheels, and the corresponding driving strips are chains.

Further, the lower end of the pest feeding pipeline is provided with a cover body, and the cover body covers the upper side of the rear portion of the horizontal conveyor belt.

Furthermore, meshes are distributed on the cover body;

a support plate is arranged between an upper layer belt body and a lower layer belt body of the horizontal conveying belt and is positioned under the cover body, third mounting seats fixed on the inner wall of the lower shell are arranged at two ends of the support plate, and a second electric telescopic cylinder supported below the support plate is mounted on each third mounting seat;

the second mounting seat is provided with a sliding groove, a sliding block is arranged in the sliding groove in a sliding mode, rotating shafts at two ends of the driven roller are respectively connected with the sliding blocks at corresponding ends in a rotating mode, and a spring which pushes the sliding blocks tightly towards the direction away from the driving roller is arranged in the sliding groove.

The invention has the beneficial effects that: when trapping pests, the upper end of the insecticidal pipeline is opened, the piston blocks the pest inlet at the middle part of the insecticidal pipeline, the air suction/blowing device sucks air from the air suction/blowing inlet at the lower part of the insecticidal pipeline, so that the pests trapped by the trapping device are sucked into the insecticidal pipeline, the escape of the pest trapped by the trapping device can be reduced, the pest entering the insecticidal pipeline is heated and dried, the first electric telescopic cylinder drives the plug and the piston to move downwards through the piston rod, the upper end of the insecticidal pipeline is blocked by the plug, the piston is positioned between the pest inlet and the air suction/blowing inlet at the moment, the pest inlet is opened, then the air suction/blowing device is controlled to blow air into the air suction/blowing inlet at the lower part of the insecticidal pipeline, the pest in the insecticidal pipeline is blown out through the pest inlet, so that the blockage of the pest conveying pipeline can be effectively prevented, the pest blown out from the pest inlet pipeline falls to the device, and finally the pest is photographed by the photographing device to be transmitted to a system for analysis, and thereby the pest situation forecast is realized.

Drawings

In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

FIG. 1 is a schematic view of an embodiment of the present invention trapping pests;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is an enlarged view of portion B of FIG. 1;

FIG. 4 is a schematic view of an embodiment of the present invention showing the insect in the insecticidal duct being discharged to the photographing device;

FIG. 5 is a top view of a piston in an embodiment of the present invention;

FIG. 6 is a cross-sectional view C-C of FIG. 5;

FIG. 7 is a schematic view showing the installation of the drive roller and the cleaning roller in the embodiment of the present invention;

fig. 8 is a schematic view of the installation of the support plate in the embodiment of the present invention.

In the drawings, 100-a trap; 110-ceiling; 120-trap lamp; 130-impact plate; 200-an insecticidal device; 210-an upper housing; 211-insect collecting funnel; 220-suction/blowing means; 221-an exhaust fan; 222-a blower; 223-automatic control valve; 230-a piston assembly; 231-a piston; 2311-Ring form; 2312-supporting frame; 2313-sieving; 232-a piston rod; 233-a first electric telescopic cylinder; 234-plug; 240-insecticidal tubing; 241-a heating device; 242-insect shedding interface; 243-inhale/inflate interface; 250-insect-laying pipeline; 251-a cover body; 2511-mesh; 260-a drain pipe; 300-a photographing device; 310-a lower housing; 320-a conveying device; 321-a drive roll; 322-a driven roller; 323-horizontal conveyor belt; 324-a first mount; 325-a second mount; 3251-chute; 3252-slide block; 3253-spring; 326-drive motor; 327-a support plate; 328-a third mount; 329-a second electric telescopic cylinder; 330-a camera; 340-a collection box; 350-cleaning roller; 351-a first drive wheel; 352-a second transmission wheel; 353-drive bar.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the invention pertains.

As shown in fig. 1 to 8, an embodiment of the present invention provides an insect situation prediction device for forestry pest control, which includes a trapping device 100, an insect killing device 200 disposed below the trapping device 100, and a photographing device 300 disposed below the insect killing device 200.

The insecticidal device 200 includes an upper housing 210, an air suction/blowing device 220, and a piston assembly 230.

Go up the top of casing 210 and be equipped with album worm funnel 211, the lower extreme of album worm funnel 211 is connected with insecticidal pipeline 240, is equipped with heating device 241 on the pipe wall on insecticidal pipeline 240 upper portion, and insecticidal pipeline 240's lower extreme seals, and insecticidal pipeline 240's middle part is equipped with down worm interface 242, and down worm interface 242 is connected with inserts the lower worm pipeline 250 of taking a picture device 300.

The lower part of the insecticidal duct 240 is provided with an air/gas suction interface 243, the air/gas suction device 220 is connected with the air/gas suction interface 243, specifically, the air/gas suction device 220 comprises a suction fan 221 and a blower 222, the output ends of the suction fan 221 and the blower 222 are respectively connected with the air/gas suction interface 243 through pipes, the pipes at the output ends of the suction fan 221 and the blower 222 are provided with automatic control valves 223, when the air/gas suction device 220 sucks air from the air/gas suction interface 243, the automatic control valves 223 at the output ends of the suction fan 221 and the suction fan 221 are opened, the automatic control valves 223 at the output ends of the blower 222 and the blower 222 are closed, when the air/gas suction device 220 blows air to the air/gas suction interface 243, the automatic control valves 223 at the output ends of the suction fan 222 and the blower 222 are opened, and the automatic control valves 223 at the output ends of the suction fan 221 and the suction fan 221 are closed.

Referring to fig. 1, 5 and 6, the piston assembly 230 includes a piston 231, a piston rod 232 and a first electric telescopic cylinder 233, the piston 231 has a ring body 2311, a support 2312 arranged in the ring body 2311 and a screen 2313 arranged at the upper end of the ring body 2311, the ring body 2311 is adapted to the insect killing pipe 240, the piston rod 232 passes through the piston 231 and is fixedly connected with the support 2312 in the piston 231, the upper end of the piston rod 232 passes through the upper end of the insect killing pipe 240 and is connected with a plug 234 capable of opening or blocking the upper end of the insect killing pipe 240, when the plug 234 opens the upper end of the insect killing pipe 240, the ring body 2311 of the piston 231 blocks the insect killing port 242, when the plug 234 blocks the upper end of the insect killing pipe 240, the ring body 2311 of the piston 231 is located between the insect killing port 242 and the air suction/blowing port 243, the first electric telescopic cylinder 233 is arranged at the lower end of the insect killing pipe 240, and the output end of the first electric telescopic cylinder 233 is connected with the piston rod 232.

As shown in fig. 1, when insects are trapped, the upper end of the insect killing pipe 240 is opened, the piston 231 blocks the insect trap port 242 in the middle of the insect killing pipe 240, the air suction/blowing device 220 sucks air from the air suction/blowing port 243 in the lower portion of the insect killing pipe 240, so that insects trapped by the trapping device 100 are sucked into the insect killing pipe 240, and escape of insects trapped by the trapping device 100 can be reduced, as shown in fig. 4, after the insects entering the insect killing pipe 240 are heated and dried, the first electric telescopic cylinder 233 drives the plug 234 and the piston 231 to move downwards through the piston rod 232, so that the plug 234 blocks the upper end of the insect killing pipe 240, the piston 231 is located between the insect trap port 242 and the air suction/blowing port 243, the insect trap port 242 is opened, then the air suction/blowing device 220 is controlled to blow air into the air suction/blowing port 243 in the lower portion of the insect killing pipe 240, so that the insects in the insect killing pipe 240 are blown out through the insect killing pipe 250, and the insect killing pipe can be effectively prevented from being blocked, the insect transporting pipe 250 and blown out to fall to the photographing device 300, and finally, and the insect situation is analyzed, and the situation of the insect detecting and the insect newspaper is obtained.

In a preferred embodiment, referring to FIG. 1, a drain 260 is also connected to the lower portion of insect collection funnel 211 adjacent to the upper end of insecticidal duct 240. When raining, the first electric telescopic cylinder 233 drives the plug 234 to plug the upper end of the insect killing pipeline 240 through the piston rod 232, so that rainwater can be prevented from flowing into the insect killing device 200 and the photographing device 300, and the rainwater can be drained through the drain pipe 260 after entering the insect collecting funnel 211 by arranging the drain pipe 260 at the lower part of the insect collecting funnel 211.

In a preferred embodiment, referring to fig. 1, the trapping device 100 comprises a ceiling 110 supported above an upper housing 210 by a plurality of posts, a trap lamp 120 provided on the lower side of the ceiling 110, and a plurality of striking plates 130 provided on the outer periphery of the trap lamp 120. When insects are trapped, the insects are attracted by the light of the insect attracting lamp 120, and the attracted insects collide with the impact plate 130 and then fall into the insect collecting funnel 211, so that the insects are trapped.

In a preferred embodiment, referring to fig. 1, 2 and 3, the photographing apparatus 300 includes a lower housing 310, and a conveyor 320, a camera 330 and a collection box 340 disposed within the lower housing 310. The lower case 310 is supported at the lower side of the upper case 210. The conveying device 320 comprises a driving roller 321, a driven roller 322 and a horizontal conveying belt 323 connected between the driving roller 321 and the driven roller 322, wherein both ends of the driving roller 321 are respectively provided with a first mounting seat 324 fixed on the inner wall of the lower shell 310, each end of the driving roller 321 is respectively connected in a rotating manner through a first mounting seat 324 at the corresponding end of a rotating shaft, both ends of the driven roller 322 are respectively provided with a second mounting seat 325 fixed on the inner wall of the lower shell 310, and each end of the driven roller 322 is respectively connected in a rotating manner through a first mounting seat 324 at the corresponding end of the rotating shaft. The lower end of the insect trap duct 250 is disposed above the rear portion of the horizontal conveyor 323, the camera 330 is disposed above the front portion of the horizontal conveyor 323, and the collecting box 340 is disposed below the front end of the horizontal conveyor 323. When the collecting box works, the polypide is discharged onto the horizontal conveying belt 323 through the polypide discharging pipeline 250 and is conveyed to the position right below the camera 330 through the horizontal conveying belt 323, the camera 330 shoots the polypide on the horizontal conveying belt 323, then the horizontal conveying belt 323 continues to convey the polypide forwards, and the polypide finally falls into the collecting box 340 below the horizontal conveying belt 323 from the front end of the horizontal conveying belt 323, so that the polypide is collected.

As shown in fig. 2 and 7, the cleaning roller 350 is disposed under the front end of the horizontal conveyor 323, so that the cleaning roller 350 can sweep away the worms on the horizontal conveyor 323 during the rotation of the cleaning roller 350 and the horizontal conveyor 323, thereby ensuring that the worms can smoothly fall into the collecting box 340.

More preferably, the driving roller 321 is provided at the front end of the horizontal transfer belt 323, and the driven roller 322 is provided at the rear end of the horizontal transfer belt 323. Two ends of the cleaning roller 350 are rotatably mounted on the first mounting seats 324 at the corresponding ends through rotating shafts respectively, a first driving wheel 351 is mounted on the rotating shaft at one end of the driving roller 321, a second driving wheel 352 is mounted on the rotating shaft at one end of the cleaning roller 350, the first driving wheel 351 and the second driving wheel 352 are driven through a driving strip 353, and a driving motor 326 for driving the driving roller 321 to rotate is mounted on the first mounting seat 324 at the other end of the driving roller 321. During operation, the driving roller 321 is driven to rotate by the driving motor 326, and the driving roller 321 and the cleaning roller 350 are driven by the driving bar 353, so that the cleaning roller 350 and the horizontal conveying belt 323 rotate relatively, and the insects on the horizontal conveying belt 323 can be better swept.

In this embodiment, the first driving wheel 351 and the second driving wheel 352 can be belt pulleys, the corresponding driving strip 353 is a belt, the first driving wheel 351 and the second driving wheel 352 are chain wheels, and the corresponding driving strip 353 is a chain.

In order to prevent the bodies of insects blown out from the insect discharging duct 250 from scattering around, a cover 251 is provided at the lower end of the insect discharging duct 250, and the cover 251 covers the upper side of the rear portion of the horizontal conveyor 323.

Preferably, referring to fig. 1, 3, 4 and 8, mesh 2511 is distributed on the cover 251, a support plate 327 is arranged between an upper belt body and a lower belt body of the horizontal conveyor belt 323, the support plate 327 is positioned right below the cover 251, third installation seats 328 fixed on the inner wall of the lower housing 310 are arranged at two ends of the support plate 327, a second electric telescopic cylinder 329 supported below the support plate 327 is installed on the third installation seat 328, a sliding groove 3251 is arranged on the second installation seat 325, a sliding block 3252 is installed in the sliding groove 3251 in a sliding manner, rotating shafts at two ends of the driven roller 322 are respectively connected with the sliding block 3252 at the corresponding end in a rotating manner, and a spring 3253 for tightly pushing the sliding block 3252 in a direction away from the driving roller 321 is arranged in the sliding groove 3251. When the worm bodies are blown down onto the horizontal conveying belt 323 through the worm dropping pipeline 250, the second electric telescopic cylinder 329 drives the supporting plate 327 to upwards push against the upper belt body of the horizontal conveying belt 323, so that the upper belt body of the horizontal conveying belt 323 is tightly attached to the lower edge of the cover body 251, the worm bodies blown out from the worm dropping pipeline 250 are scattered onto the horizontal conveying belt 323, blown air is exhausted through the meshes 2511 on the cover body 251, the worm bodies are prevented from scattering outside the horizontal conveying belt 323, the subsequent photographing identification influence caused by the stacking of the worm bodies can also be effectively prevented, after the worm bodies in the worm dropping pipeline 240 are exhausted, the second electric telescopic cylinder 329 drives the supporting plate 327 to descend, the horizontal conveying belt 323 is separated from the cover body 251, the spring 3253 pushes the driven roller 322 to move in the direction away from the driving roller 321, the horizontal conveying belt 323 is tightened, and then the worm bodies can be conveyed out of the cover body 251 through the horizontal conveying belt 323.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.

Claims

1. The utility model provides an insect pest situation forecast device for forestry pest control, includes trapping device, locates trapping device below and locating the device of shooing of insecticidal device below, its characterized in that:

the top of the upper shell is provided with an insect collecting funnel, the lower end of the insect collecting funnel is connected with an insect killing pipeline, a heating device is arranged on the pipe wall of the upper part of the insect killing pipeline, the lower end of the insect killing pipeline is closed, the middle part of the insect killing pipeline is provided with an insect discharging port, and the insect discharging port is connected with an insect discharging pipeline connected to the photographing device;

the piston assembly comprises a piston, a piston rod and a first electric telescopic cylinder, the piston is provided with a ring body, a support frame arranged in the ring body and a screen arranged at the upper end of the ring body, the ring body is adaptive to the insecticidal pipeline, the piston rod penetrates through the piston and is fixedly connected with the support frame in the piston, the upper end of the piston rod penetrates out of the upper end of the insecticidal pipeline and is connected with a plug capable of opening or plugging the upper end of the insecticidal pipeline, when the plug opens the upper end of the insecticidal pipeline, the ring body of the piston plugs the insect discharge port, when the plug plugs the upper end of the insecticidal pipeline, the ring body of the piston is positioned between the insect discharge port and the air suction/blowing port, the first electric telescopic cylinder is arranged at the lower end of the insecticidal pipeline, and the output end of the first electric telescopic cylinder is connected with the piston rod;

the lower part of collection worm funnel is close to insecticidal pipeline upper end still is connected with the drain pipe, and during rainy, first electronic telescoping cylinder blocks up the upper end of insecticidal pipeline through piston rod drive end cap.

2. The pest situation forecasting device for forestry pest control according to claim 1, characterized in that:

the air suction/blowing device comprises an exhaust fan and a blower, the output ends of the exhaust fan and the blower are respectively connected with the air suction/blowing interface through pipelines, and automatic control valves are arranged on the pipelines at the output ends of the exhaust fan and the blower.

3. The pest situation forecasting device for forestry pest control according to claim 1, characterized in that:

the trapping device comprises a ceiling supported above the upper shell through a plurality of stand columns, a trap lamp arranged on the lower side of the ceiling and a plurality of impact plates arranged on the periphery of the trap lamp.

4. The pest situation forecasting device for forestry pest control according to claim 1, characterized in that:

the photographing device comprises a lower shell, a conveying device, a camera and a collecting box, wherein the conveying device, the camera and the collecting box are arranged in the lower shell;

the lower housing is supported on the lower side of the upper housing;

5. The pest situation forecasting device for forestry pest control according to claim 4, characterized in that:

and a cleaning roller is arranged on the lower side of the front end of the horizontal conveyor belt.

6. The pest situation forecasting device for forestry pest control according to claim 5, characterized in that:

the driving roller is arranged at the front end of the horizontal conveying belt, and the driven roller is arranged at the rear end of the horizontal conveying belt;

7. The pest situation forecasting device for forestry pest control according to claim 6, characterized in that:

the first driving wheel and the second driving wheel are belt pulleys, the corresponding driving strips are belts, or the first driving wheel and the second driving wheel are chain wheels, and the corresponding driving strips are chains.

8. The pest situation forecasting device for forestry pest control according to claim 4, characterized in that:

the lower end of the pest discharging pipeline is provided with a cover body, and the cover body covers the upper side of the rear part of the horizontal conveyor belt.

9. The pest situation forecasting device for forestry pest control according to claim 8, characterized in that:

meshes are distributed on the cover body;