CN116255541A

CN116255541A - Corn planting plant disease and insect pest detection equipment and detection method thereof

Info

Publication number: CN116255541A
Application number: CN202310541021.3A
Authority: CN
Inventors: 唐计哲; 王韦韦; 伍德林
Original assignee: Anhui Agricultural University AHAU
Current assignee: Anhui Agricultural University AHAU
Priority date: 2023-05-15
Filing date: 2023-05-15
Publication date: 2023-06-13
Anticipated expiration: 2043-05-15
Also published as: CN116255541B

Abstract

The utility model discloses corn planting disease and pest detection equipment and a detection method thereof, and relates to the technical field of corn planting, wherein the corn planting disease and pest detection equipment comprises a bottom plate, a U-shaped plate is fixedly arranged in the middle of the top surface of the bottom plate, a lifting plate is arranged in an opening of the U-shaped plate, the U-shaped plate is connected with the lifting plate through a lifting mechanism, a transverse plate is arranged above the top of the lifting plate, a fixed plate is arranged right above the transverse plate, and the transverse plate is connected with the fixed plate through a rotating mechanism; the top surface both sides of fixed plate are equipped with a pair of first swing arm, and the outer tip of first swing arm all is equipped with the second swing arm, and the outer tip of second swing arm all is equipped with the third swing arm, and the outer tip of third swing arm all is equipped with the fourth swing arm, and a pair of insect pest that glues is all installed to the outer tip of fourth swing arm and is adopted the image sensor, and the U type support passes through link mechanism and is connected with corresponding first swing arm, second swing arm, third swing arm, fourth swing arm in proper order. The method is suitable for detecting the corn leaf sticking insect pests under different growth conditions, and can effectively enlarge the detection range of corn sticking insect pests.

Description

Corn planting plant disease and insect pest detection equipment and detection method thereof

Technical Field

The utility model relates to the technical field of corn planting, in particular to corn planting plant diseases and insect pests detection equipment and a detection method thereof.

Background

Corn is the grain crop with the largest current planting area in China. The corn diseases and insect pests mainly comprise corn leaf spot, corn smut, corn myxoma and the like, and the economic loss caused by the diseases and insect pests is large each year. The current main measure for preventing and controlling corn diseases and insect pests is to spray pesticides, with the advancement of agricultural mechanization, automatic spraying is gradually replaced by manual spraying, and the key of automatic target application is to accurately and quickly identify the positions of plants infected by diseases and insect pests.

The utility model discloses a corn pest monitoring device (publication number: CN 214339579U), which comprises a bottom plate, an installation cavity and telescopic rods, wherein fixed structures are arranged on two sides of the inside of the bottom plate, the installation cavity is arranged at the top end of the bottom plate, an adjusting structure is arranged at the top end of one side of the installation cavity, the telescopic rods are arranged in the installation cavity, the collecting plate is arranged at the top end of the telescopic rods, the lamp shade is arranged at the top end of the collecting plate, the deinsectization lamp is arranged in the lamp shade, the mounting plate is arranged at the top end of the lamp shade, the servo motor is arranged at the middle position of the inside of the mounting plate, sliding grooves are arranged on two sides of the inside of the mounting plate, sliding blocks are arranged in the sliding grooves, and the monitoring instrument is arranged at the top ends of the sliding blocks and the servo motor.

The current corn pest sticking detection device has the following problems: 1. the corn pest sticking detection device is simple in structure, and the height of the device is not conveniently adjusted according to the growth of corn, so that the device cannot perform better detection; 2. the detection range of the corn pest sticking detection device is limited, the detection range can not be enlarged according to the growth condition of corn, and the effect of preventing corn pest sticking can not meet the requirement.

Disclosure of Invention

The utility model aims to solve the defects of inconvenient use and poor detection effect of a corn pest and disease damage detection device in the prior art, and provides corn planting pest and disease damage detection equipment and a corn pest and disease damage detection method.

In order to solve the problems of inconvenient use and poor detection effect of the corn pest sticking detection device in the prior art, the utility model adopts the following technical scheme:

the utility model provides a maize plant disease and insect pest check out test set, includes the bottom plate, the bottom plate is the oval platy that horizontal placed, U template that the opening was up has set firmly in the middle part of the top surface of bottom plate, be equipped with the vertically unsettled lifter plate of placing in the opening of U template, U template passes through elevating system and is connected with the lifter plate, the top of lifter plate is equipped with the diaphragm, be equipped with the fixed plate directly over the diaphragm, the diaphragm passes through rotary mechanism and is connected with the fixed plate;

the U-shaped support is characterized in that a pair of U-shaped supports which are symmetrically distributed and are provided with upward openings are fixedly arranged on two sides of the top surface of the fixing plate, a pair of movable hinged first swing arms are arranged in the middle of each opening of each U-shaped support, second swing arms which are connected in a clamping mode are arranged at the outer end portions of the first swing arms, third swing arms which are connected in a clamping mode are arranged at the outer end portions of the second swing arms, fourth swing arms which are connected in a clamping mode are arranged at the outer end portions of the third swing arms, a pair of pest sticking image capturing sensors are arranged at the outer end portions of the fourth swing arms, and the U-shaped supports are sequentially connected with the corresponding first swing arms, the corresponding second swing arms, the corresponding third swing arms and the corresponding fourth swing arms through connecting rod mechanisms.

Preferably, the elevating system includes the lead screw, a pair of "mountain" font breach has been seted up to the upper and lower both ends portion of lifter plate, rectangular through-hole has been seted up at the middle part of lifter plate, the screw hole with rectangular through-hole through-connection has been seted up at the diapire middle part of lifter plate, the inside of screw hole is inserted and is had the lead screw of vertical placement and threaded connection, diapire mid-mounting has the first motor that the output up in the U template, the motor shaft tip and the bottom end coaxial coupling of lead screw of first motor.

Preferably, the upper and lower both sides of the both sides wall of lifter plate all insert and are equipped with the first connecting axle that rotates the connection, every the inner tip of first connecting axle all extends to "mountain" font breach in, and every the inner tip of first connecting axle all overlaps and is equipped with the sprocket of concentric rigid coupling, the left and right sides cover of lifter plate is equipped with the chain belt of symmetrical distribution, every the upper and lower both ends of chain belt all overlap and establish on corresponding sprocket and carry out meshing transmission connection.

Preferably, driven gears which are concentrically fixedly connected are sleeved at the opposite outer ends of a pair of first connecting shafts positioned below, a pair of fixed racks which are distributed in a staggered manner are fixedly arranged on the opposite inner side walls of the U-shaped plates, and each driven gear is meshed and connected with the corresponding fixed rack;

a pair of elliptical sliding holes are formed in two side walls of the U-shaped plate, symmetrically distributed T-shaped sliding blocks are fixedly arranged at the bottoms of two side walls of the lifting plate, and each T-shaped sliding block is clamped in the corresponding elliptical sliding hole and is in sliding connection.

Preferably, two sides of the bottom surface of the transverse plate are fixedly provided with a pair of limiting plates which are vertically and alternately distributed, the bottoms of the opposite surfaces of the pair of limiting plates are fixedly provided with a pair of U-shaped clamping plates which are alternately distributed, and each U-shaped clamping plate is fixedly clamped at the middle part of the corresponding chain belt;

the front side and the rear side of the lifting plate are fixedly provided with a pair of vertically staggered rectangular sliding plates, and the opening end parts of each U-shaped clamping plate are clamped at the middle parts of the corresponding rectangular sliding plates and are in sliding connection.

Preferably, the rotating mechanism comprises an external gear ring and a linkage gear, a fixed disc is fixedly arranged in the middle of the top surface of the transverse plate, a fixed ring which is rotationally connected is sleeved on the top of the outer ring surface of the fixed disc, the top surface of the fixed ring is fixedly connected with the middle of the bottom surface of the fixed plate, and an external gear ring which is concentrically fixedly connected is sleeved at the bottom of the outer ring surface of the fixed ring;

the four corners of the top surface of the transverse plate are respectively inserted with a second connecting shaft in rotary connection, the top end part of each second connecting shaft is sleeved with a linkage gear in concentric fixedly connection, and the outer gear ring is sequentially meshed with the four linkage gears;

the two sides of the bottom surface of the transverse plate are fixedly provided with a pair of second motors which are distributed in a staggered way, the pair of second motors corresponds to the pair of limiting plates in a staggered way, and the end part of a motor shaft of each second motor is coaxially connected with the bottom end part of the corresponding second connecting shaft.

Preferably, the link mechanism comprises a first link, a second link and a third link, a first Z-shaped connecting plate is arranged at the joint of the first swing arm and the second swing arm, and two corners of the middle of the first Z-shaped connecting plate are respectively movably hinged with the first swing arm and the second swing arm; the connecting parts of the second swing arm and the third swing arm are provided with second Z-shaped connecting plates, and two corners of the middle part of each second Z-shaped connecting plate are respectively and movably hinged with the second swing arm and the third swing arm; an L-shaped connecting plate is arranged at the joint of the third swing arm and the fourth swing arm; the middle part and the bottom end part of the L-shaped connecting plate are respectively and movably hinged with the third swing arm and the fourth swing arm;

the top is equipped with movable articulated first connecting rod in the opening of U type support, the bottom tip of first connecting rod is articulated with the top of first Z type link, be equipped with movable articulated second connecting rod between the bottom tip of first Z type link and the bottom tip of second Z type link, be equipped with movable articulated third connecting rod between the top of second Z type link and the top of L type link.

Preferably, worm gears are arranged in the middle of the openings of the pair of U-shaped brackets, each worm gear is coaxially and fixedly connected with the top end part of the corresponding first swing arm, a third motor with an upward output end is fixedly arranged in the middle of the top surface of the fixed plate, and a worm concentrically fixedly connected is sleeved at the end part of a motor shaft of the third motor and is meshed with the worm gears;

the three pairs of limit gears are coaxially fixedly connected with the bottom end part of the first swing arm, the upper end part and the lower end part of the second swing arm, the upper end part and the lower end part of the third swing arm and the bottom end part of the fourth swing arm respectively.

Preferably, the outer tip of fourth swing arm is equipped with the T type cardboard that the block is connected, a pair of gluey insect pest adopts image sensor fixed mounting at the lateral surface both ends of T type cardboard, the lateral surface middle part is articulated with the outer tip activity of fourth swing arm through double-end screw rod in the T type cardboard, double-end screw rod's both ends portion cover is equipped with the self-locking nut of a pair of screw locking, the top surface rear side of fixed plate is equipped with core controller, core controller passes through wired mode and glues insect pest and adopts image sensor wire connection.

The utility model also provides a detection method of the corn planting plant disease and insect pest detection equipment, which comprises the following steps:

step one, fixing a bottom plate in a corn field, starting a first motor, driving a screw rod to synchronously rotate by a motor shaft of the first motor, driving a lifting plate and a pair of T-shaped sliding blocks to slide upwards along a pair of elliptical sliding holes under the spiral action of screw holes on the screw rod and the lifting plate, and synchronously driving the lifting plate, a transverse plate and a fixing plate to rise;

step two, when the lifting plate is lifted, the driven gears are meshed and staggered to rotate along the fixed racks, the corresponding chain wheels drive the chain belts to rotate in a staggered and forward and reverse mode, the chain belts drive the U-shaped clamping plates to slide upwards along the rectangular sliding plate, and the limiting plate, the transverse plate and the fixed plate are synchronously driven to further lift, so that the fixed plate is lifted to a proper position;

starting a third motor, driving a worm to synchronously rotate by a motor shaft of the third motor, driving a pair of worm wheels to relatively rotate by worm meshing, driving a pair of first swing arms to relatively expand, driving a second swing arm to relatively expand by the hinging action of a first connecting rod and a first Z-shaped connecting plate, driving a third swing arm to relatively expand by the hinging action of a second connecting rod and the first Z-shaped connecting plate and the second Z-shaped connecting plate, driving a fourth swing arm to relatively expand by the hinging action of the third connecting rod and the second Z-shaped connecting plate and the L-shaped connecting plate, and synchronously driving each pair of limit gears to carry out meshing rotation, so that a pair of T-shaped clamping plates relatively expand and extend to above planted corns;

step four, synchronously starting a pair of second motors, wherein a motor shaft of each second motor drives a corresponding linkage gear to synchronously rotate, and the linkage gears are meshed to drive an external gear ring, a fixed ring and a fixed plate to rotate along a fixed disc so as to drive a pair of T-shaped clamping plates to rotate;

step five, starting a core controller and two pairs of pest sticking image capturing sensors, capturing images of corn leaves through the pest sticking image capturing sensors, transmitting the corn leaf images obtained through capturing to the core controller, analyzing and judging the corn leaf images through the core controller, judging pest sticking conditions of the corn leaves, and if the pest sticking is serious, sending out pest sticking detection super-threshold alarming by the core controller, and spraying and deinsectization to the corn leaves according to the conditions.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, through the cooperation of the lifting mechanism and the connecting rod mechanism, the limiting plate, the transverse plate and the fixing plate are synchronously driven to further rise, so that the fixing plate rises to a proper position, and the first swing arm, the second swing arm, the third swing arm and the fourth swing arm are sequentially driven to relatively spread, so that the pair of T-shaped clamping plates relatively spread and extend to the upper part of planted corns, the relative height of the pest sticking and picking sensor is enhanced, and the device is suitable for pest sticking and picking detection of corn leaves under different growth conditions;

2. according to the utility model, corn leaves are picked up by a pest sticking image pickup sensor, the corn leaf images obtained by collection are transmitted to a core controller, the corn leaf images are analyzed and judged by the core controller, so that pest sticking conditions of the corn leaves are judged, if pest sticking is serious, the core controller sends out pest sticking detection super-threshold alarm, and people spray pesticide to the corn leaves according to the conditions; the detection range of corn pest sticking can be effectively enlarged through the matched use of the rotating mechanism;

in conclusion, the corn pest sticking detection device solves the problems of inconvenient use and poor detection effect, has reasonable overall structural design, is suitable for pest sticking detection of corn leaves under different growth conditions, and can effectively enlarge the detection range of corn pest sticking.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

FIG. 1 is a schematic diagram of a front view of the present utility model;

FIG. 2 is another schematic view of the view of FIG. 2 according to the present utility model;

FIG. 3 is a schematic view of a lifting mechanism according to the present utility model;

FIG. 4 is an exploded view of FIG. 3 in accordance with the present utility model;

FIG. 5 is a schematic view of a rotary mechanism according to the present utility model;

FIG. 6 is an exploded view of FIG. 5 in accordance with the present utility model;

FIG. 7 is another schematic view of the view of FIG. 6 in accordance with the present utility model;

FIG. 8 is a schematic view of the linkage mechanism of the present utility model;

FIG. 9 is another schematic view of the view of FIG. 8 in accordance with the present utility model;

FIG. 10 is an enlarged partial schematic view of the linkage of the present utility model;

FIG. 11 is a schematic diagram of a fourth swing arm connected to a T-clamp plate according to the present utility model;

number in the figure: 1. a bottom plate; 11. a U-shaped plate; 12. a fixed rack; 13. a first motor; 14. a screw rod; 2. a lifting plate; 21. a T-shaped slider; 22. a rectangular slide plate; 23. a sprocket; 24. a chain belt; 25. a driven gear; 26. a limiting plate; 27. a U-shaped clamping plate; 3. a cross plate; 31. a fixed plate; 32. a fixing ring; 33. an outer gear ring; 34. a linkage gear; 35. a second motor; 4. a fixing plate; 41. a U-shaped bracket; 42. a worm wheel; 43. a third motor; 44. a worm; 45. a core controller; 46. a T-shaped clamping plate; 47. a pest sticking image pickup sensor; 5. a first swing arm; 51. a second swing arm; 52. a third swing arm; 53. a fourth swing arm; 54. a first link; 55. a second link; 56. a third link; 57. a first Z-shaped connecting plate; 58. a second Z-shaped connecting plate; 59. an L-shaped connecting plate; 510. and a limiting gear.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Embodiment one: the embodiment provides corn planting plant diseases and insect pests detection equipment, referring to fig. 1-11, specifically, the corn planting plant diseases and insect pests detection equipment comprises a bottom plate 1, wherein the bottom plate 1 is in a horizontally and transversely placed oval plate shape, a U-shaped plate 11 with an upward opening is fixedly arranged in the middle of the top surface of the bottom plate 1, a vertically suspended lifting plate 2 is arranged in the opening of the U-shaped plate 11, the U-shaped plate 11 is connected with the lifting plate 2 through a lifting mechanism, a transverse plate 3 is arranged above the top of the lifting plate 2, a fixed plate 4 is arranged right above the transverse plate 3, and the transverse plate 3 is connected with the fixed plate 4 through a rotating mechanism;

the U-shaped brackets 41 which are symmetrically distributed and are provided with upward openings are fixedly arranged on two sides of the top surface of the fixed plate 4, the middle parts in the openings of the U-shaped brackets 41 are respectively provided with a first swing arm 5 which is movably hinged, the outer end part of each first swing arm 5 is respectively provided with a second swing arm 51 which is connected in a clamping way, the outer end part of each second swing arm 51 is respectively provided with a third swing arm 52 which is connected in a clamping way, the outer end part of each third swing arm 52 is respectively provided with a fourth swing arm 53 which is connected in a clamping way, the outer end part of each fourth swing arm 53 is respectively provided with a pair of pest sticking imaging sensors 47, and the U-shaped brackets 41 are sequentially connected with the corresponding first swing arms 5, second swing arms 51, third swing arms 52 and fourth swing arms 53 through connecting rod mechanisms.

In the specific implementation process, as shown in fig. 3 and 4, the lifting mechanism comprises a screw rod 14, a pair of mountain-shaped notches are formed at the upper end and the lower end of the lifting plate 2, a rectangular through hole is formed in the middle of the lifting plate 2, a threaded hole which is in through connection with the rectangular through hole is formed in the middle of the bottom wall of the lifting plate 2, the screw rod 14 which is vertically arranged and in threaded connection is inserted into the threaded hole, a first motor 13 with an upward output end is mounted at the middle of the bottom wall in the U-shaped plate 11, and the end part of a motor shaft of the first motor 13 is coaxially connected with the bottom end part of the screw rod 14;

a pair of elliptical sliding holes are formed in the two side walls of the U-shaped plate 11, symmetrically distributed T-shaped sliding blocks 21 are fixedly arranged at the bottoms of the two side walls of the lifting plate 2, and each T-shaped sliding block 21 is clamped in the corresponding elliptical sliding hole and is in sliding connection;

the motor shaft of the first motor 13 drives the screw rod 14 to synchronously rotate, and the screw rod 14 and the threaded holes on the lifting plate 2 drive the lifting plate 2 and the pair of T-shaped sliding blocks 21 to slide upwards along the pair of elliptical sliding holes to synchronously drive the lifting plate 2, the transverse plate 3 and the fixed plate 4 to rise.

In the specific implementation process, as shown in fig. 8 and 10, the middle part in the opening of a pair of U-shaped brackets 41 is provided with worm gears 42, each worm gear 42 is coaxially and fixedly connected with the top end part of the corresponding first swing arm 5, the middle part of the top surface of the fixed plate 4 is fixedly provided with a third motor 43 with an upward output end, the end part of a motor shaft of the third motor 43 is sleeved with a worm 44 which is concentrically and fixedly connected, and the worm 44 is meshed and connected with the pair of worm gears 42; the motor shaft of the third motor 43 drives the worm 44 to synchronously rotate, the worm 44 is meshed to drive the pair of worm gears 42 to relatively rotate, and then the pair of first swing arms 5 are driven to relatively unfold;

wherein, a pair of limit gears 510 which are engaged and connected are arranged at the connection part of the first swing arm 5 and the second swing arm 51, the connection part of the second swing arm 51 and the third swing arm 52 and the connection part of the third swing arm 52 and the fourth swing arm 53, and the three pairs of limit gears 510 are coaxially and fixedly connected with the bottom end part of the first swing arm 5, the upper and lower two end parts of the second swing arm 51, the upper and lower two end parts of the third swing arm 52 and the bottom end part of the fourth swing arm 53 respectively; each pair of limit gears 510 is synchronously driven to rotate in a meshed manner, so that a pair of T-shaped clamping plates 46 are relatively unfolded and extend above the planted corn.

The description is as follows: in the embodiment, the outer end part of the fourth swing arm 53 is provided with a T-shaped clamping plate 46 in clamping connection, a pair of pest sticking image capturing sensors 47 are fixedly arranged at two ends of the outer side surface of the T-shaped clamping plate 46, the middle part of the inner side surface of the T-shaped clamping plate 46 is movably hinged with the outer end part of the fourth swing arm 53 through a double-head screw, two end parts of the double-head screw are sleeved with a pair of self-locking nuts locked by threads, the rear side of the top surface of the fixed plate 4 is provided with a core controller 45, and the core controller 45 is connected with the pest sticking image capturing sensors 47 through wires in a wired mode;

corn leaf is picked up through sticking insect pest image pickup sensor 47 to the corn leaf image that will gather is transmitted to core controller 45, carries out analysis and judgement to corn leaf image through core controller 45, so as to judge the sticking insect pest condition of corn leaf, if sticking insect pest is serious, core controller 45 sends and glues the super threshold value warning of insect pest detection, people spray the medicine deinsectization to corn leaf according to the condition.

Embodiment two: in the first embodiment, there is also a problem that the lifting distance of the fixing plate 4 is too short, so that the link mechanism cannot be fully unfolded, and therefore, the first embodiment further includes, based on the first embodiment:

in the specific implementation process, as shown in fig. 3 and fig. 4, the upper and lower sides of the two side walls of the lifting plate 2 are respectively inserted with first connecting shafts in a rotating connection manner, the inner end part of each first connecting shaft extends into a 'mountain' -shaped notch, the inner end part of each first connecting shaft is respectively sleeved with a chain wheel 23 in concentric fixed connection, the left and right sides of the lifting plate 2 are respectively sleeved with a pair of symmetrically distributed chain belts 24, and the upper and lower ends of each chain belt 24 are respectively sleeved on the corresponding chain wheels 23 and are in meshed transmission connection;

driven gears 25 which are concentrically fixedly connected are sleeved at the opposite outer ends of a pair of first connecting shafts positioned below, a pair of fixed racks 12 which are distributed in a staggered manner are fixedly arranged on the opposite inner side walls of the U-shaped plate 11, and each driven gear 25 is in meshed connection with the corresponding fixed rack 12; when the lifting plate 2 is lifted, the driven gears 25 are meshed and staggered along the fixed racks 12, and then the chain belts 24 are driven by the corresponding chain wheels 23 to perform staggered forward and reverse rotation;

a pair of vertically staggered limiting plates 26 are fixedly arranged on two sides of the bottom surface of the transverse plate 3, a pair of staggered U-shaped clamping plates 27 are fixedly arranged at the bottoms of the opposite surfaces of the limiting plates 26, and each U-shaped clamping plate 27 is fixedly clamped in the middle of the corresponding chain belt 24; a pair of vertically staggered rectangular sliding plates 22 are fixedly arranged on the front side and the rear side of the lifting plate 2, and the opening end parts of each U-shaped clamping plate 27 are clamped in the middle parts of the corresponding rectangular sliding plates 22 and are in sliding connection;

the pair of chain belts 24 rotate in the forward and reverse directions in a staggered manner, the pair of chain belts 24 drive the pair of U-shaped clamping plates 27 to slide upwards along the rectangular sliding plate 22, and synchronously drive the limiting plate 26, the transverse plate 3 and the fixing plate 4 to further lift, so that the fixing plate 4 is lifted to a proper position.

Embodiment III: in the first embodiment, there is also a problem that the detection range of the pest image pickup sensor 47 is too small, and therefore, the present embodiment further includes, on the basis of the first embodiment:

in the specific implementation process, as shown in fig. 5, 6 and 7, the rotating mechanism comprises an external gear ring 33 and a linkage gear 34, a fixed disk 31 is fixedly arranged in the middle of the top surface of the transverse plate 3, a fixed ring 32 in rotary connection is sleeved on the top of the outer ring surface of the fixed disk 31, the top surface of the fixed ring 32 is fixedly connected with the middle of the bottom surface of the fixed plate 4, and an external gear ring 33 in concentric fixedly connected is sleeved on the bottom of the outer ring surface of the fixed ring 32;

the four corners of the top surface of the transverse plate 3 are respectively inserted with a second connecting shaft in rotary connection, the top end part of each second connecting shaft is sleeved with a linkage gear 34 in concentric fixedly connection, and the outer gear ring 33 is sequentially meshed with the four linkage gears 34;

a pair of second motors 35 which are distributed in a staggered way are fixedly arranged on two sides of the bottom surface of the transverse plate 3, the pair of second motors 35 are in staggered correspondence with the pair of limiting plates 26, and the end part of a motor shaft of each second motor 35 is coaxially connected with the bottom end part of the corresponding second connecting shaft;

the motor shaft of the second motor 35 drives the corresponding linkage gear 34 to synchronously rotate, the linkage gear 34 is meshed to drive the external gear ring 33, the fixed ring 32 and the fixed plate 4 to rotate along the fixed disc 31, and then drives the pair of T-shaped clamping plates 46 to rotate, so that the detection range of the pest sticking image pickup sensor 47 can be enlarged.

Embodiment four: in the first embodiment, there is also a problem that the first swing arm 5, the second swing arm 51, the third swing arm 52, and the fourth swing arm 53 are not good in deployment effect, and therefore, the present embodiment further includes, on the basis of the first embodiment:

in a specific implementation process, as shown in fig. 8 and 10, the link mechanism comprises a first link 54, a second link 55 and a third link 56, a first Z-shaped connecting plate 57 is arranged at the joint of the first swing arm 5 and the second swing arm 51, and two corners of the middle part of the first Z-shaped connecting plate 57 are respectively movably hinged with the first swing arm 5 and the second swing arm 51; a second Z-shaped connecting plate 58 is arranged at the joint of the second swing arm 51 and the third swing arm 52, and two corners of the middle part of the second Z-shaped connecting plate 58 are respectively movably hinged with the second swing arm 51 and the third swing arm 52; an L-shaped connecting plate 59 is arranged at the joint of the third swing arm 52 and the fourth swing arm 53; the middle part and the bottom end part of the L-shaped connecting plate 59 are respectively movably hinged with the third swing arm 52 and the fourth swing arm 53;

the top in the opening of the U-shaped bracket 41 is provided with a first connecting rod 54 which is movably hinged, the bottom end part of the first connecting rod 54 is movably hinged with the top end part of a first Z-shaped connecting plate 57, a second connecting rod 55 which is movably hinged is arranged between the bottom end part of the first Z-shaped connecting plate 57 and the bottom end part of a second Z-shaped connecting plate 58, and a third connecting rod 56 which is movably hinged is arranged between the top end part of the second Z-shaped connecting plate 58 and the top end part of an L-shaped connecting plate 59;

when a pair of first swing arms 5 are relatively unfolded, the second swing arms 51 are driven to be relatively unfolded through the hinging action of the first connecting rod 54 and the first Z-shaped connecting plate 57, the third swing arms 52 are driven to be relatively unfolded through the hinging action of the second connecting rod 55 and the first Z-shaped connecting plate 57 and the second Z-shaped connecting plate 58, and the fourth swing arms 53 are driven to be relatively unfolded through the hinging action of the third connecting rod 56 and the second Z-shaped connecting plate 58 and the L-shaped connecting plate 59, so that a pair of T-shaped clamping plates 46 can be driven to be relatively unfolded and extend to the upper part of planted corn.

Fifth embodiment: specifically, the working principle and the operation method of the utility model are as follows:

step one, fixing a bottom plate 1 in a corn field, starting a first motor 13, driving a screw rod 14 to synchronously rotate by a motor shaft of the first motor 13, driving a lifting plate 2 and a pair of T-shaped sliding blocks 21 to slide upwards along a pair of elliptical sliding holes under the spiral action of screw holes on the screw rod 14 and the lifting plate 2, and synchronously driving the lifting plate 2, a transverse plate 3 and a fixed plate 4 to rise;

step two, when the lifting plate 2 is lifted, the driven gears 25 are meshed and staggered to rotate along the fixed racks 12, the chain belts 24 are driven to rotate forward and backward in a staggered way through the corresponding chain wheels 23, the chain belts 24 drive the U-shaped clamping plates 27 to slide upwards along the rectangular sliding plate 22, and the limiting plates 26, the transverse plates 3 and the fixed plates 4 are synchronously driven to further lift, so that the fixed plates 4 are lifted to a proper position;

step three, a third motor 43 is started, a motor shaft of the third motor 43 drives a worm 44 to synchronously rotate, the worm 44 is meshed to drive a pair of worm gears 42 to relatively rotate, a pair of first swing arms 5 are driven to relatively spread, a second swing arm 51 is driven to relatively spread through the hinging action of a first connecting rod 54 and a first Z-shaped connecting plate 57, the hinging action of a second connecting rod 55 and a first Z-shaped connecting plate 57 and a second Z-shaped connecting plate 58, a third swing arm 52 is driven to relatively spread, and a fourth swing arm 53 is driven to relatively spread through the hinging action of the third connecting rod 56 and a second Z-shaped connecting plate 58 and an L-shaped connecting plate 59, and each pair of limit gears 510 is synchronously driven to be meshed to rotate, so that a pair of T-shaped clamping plates 46 relatively spread and extend above planted corns;

step four, a pair of second motors 35 are synchronously started, a motor shaft of each second motor 35 drives a corresponding linkage gear 34 to synchronously rotate, and the linkage gears 34 are meshed to drive the outer gear ring 33, the fixed ring 32 and the fixed plate 4 to rotate along the fixed disc 31 so as to drive a pair of T-shaped clamping plates 46 to rotate;

step five, starting a core controller 45 and two pairs of pest sticking image acquisition sensors 47, acquiring images of corn leaves through the pest sticking image acquisition sensors 47, transmitting acquired corn leaf images to the core controller 45, analyzing and judging the corn leaf images through the core controller 45, judging pest sticking conditions of the corn leaves, and if pest sticking is serious, giving out pest sticking detection super-threshold alarm by the core controller 45, and spraying and deinsectization to the corn leaves according to conditions by people.

The corn pest sticking detection device solves the problems of inconvenient use and poor detection effect, has reasonable overall structural design, is suitable for pest sticking detection of corn leaves under different growth conditions, and can effectively enlarge the detection range of corn pest sticking.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. Corn plant disease and pest detection equipment, including bottom plate (1), its characterized in that: the bottom plate (1) is in a horizontally and transversely placed oval plate shape, a U-shaped plate (11) with an upward opening is fixedly arranged in the middle of the top surface of the bottom plate (1), a vertically suspended lifting plate (2) is arranged in the opening of the U-shaped plate (11), the U-shaped plate (11) is connected with the lifting plate (2) through a lifting mechanism, a transverse plate (3) is arranged above the top of the lifting plate (2), a fixed plate (4) is arranged right above the transverse plate (3), and the transverse plate (3) is connected with the fixed plate (4) through a rotating mechanism;

the utility model discloses a pest sticking pest acquisition sensor, including fixed plate (4), fixed plate, U type support (41) that the top surface both sides of fixed plate (4) set firmly a pair of symmetrical distribution and opening up, a pair of middle part all is equipped with activity articulated first swing arm (5) in the opening of U type support (41), every the outer tip of first swing arm (5) all is equipped with second swing arm (51) that the block is connected, every the outer tip of second swing arm (51) all is equipped with third swing arm (52) that the block is connected, every the outer tip of third swing arm (52) all is equipped with fourth swing arm (53) that the block is connected, every a pair of pest sticking pest acquisition sensor (47) are all installed to the outer tip of fourth swing arm (53), U type support (41) are connected with corresponding first swing arm (5), second swing arm (51), third swing arm (52), fourth swing arm (53) in proper order through link mechanism.

2. A corn plant disease and pest detection device according to claim 1, wherein: the lifting mechanism comprises a screw rod (14), a pair of mountain-shaped notches are formed in the upper end portion and the lower end portion of the lifting plate (2), a rectangular through hole is formed in the middle of the lifting plate (2), a threaded hole which is in through connection with the rectangular through hole is formed in the middle of the bottom wall of the lifting plate (2), the screw rod (14) which is vertically placed and in threaded connection is inserted into the threaded hole, a first motor (13) with an upward output end is mounted in the middle of the bottom wall of the U-shaped plate (11), and the end portion of a motor shaft of the first motor (13) is coaxially connected with the bottom end portion of the screw rod (14).

3. A corn plant disease and pest detection device according to claim 2, wherein: the utility model discloses a chain wheel, including lifter plate (2) and chain wheel, the both sides all insert about lifter plate (2) both sides wall are equipped with the first connecting axle that rotates to be connected, every the inner tip of first connecting axle all extends to "mountain" font breach in, and every the inner tip of first connecting axle all overlaps and is equipped with sprocket (23) of concentric rigid coupling, the cover of lifter plate (2) left and right sides is equipped with chain belt (24) of symmetrical distribution, every the upper and lower both ends of chain belt (24) all overlap and establish on sprocket (23) that correspond and carry out meshing transmission connection.

4. A corn plant disease and pest detection device according to claim 3, wherein: a pair of vertically staggered limiting plates (26) are fixedly arranged on two sides of the bottom surface of the transverse plate (3), a pair of staggered U-shaped clamping plates (27) are fixedly arranged at the bottoms of the opposite surfaces of the limiting plates (26), and each U-shaped clamping plate (27) is fixedly clamped in the middle of the corresponding chain belt (24);

a pair of vertically staggered rectangular sliding plates (22) are fixedly arranged on the front side and the rear side of the lifting plate (2), and the opening end parts of each U-shaped clamping plate (27) are clamped at the middle parts of the corresponding rectangular sliding plates (22) and are in sliding connection.

5. A corn plant disease and pest detection device as in claim 4, wherein: the rotating mechanism comprises an external gear ring (33) and a linkage gear (34), a fixed disc (31) is fixedly arranged in the middle of the top surface of the transverse plate (3), a fixed ring (32) which is rotationally connected is sleeved on the top of the outer ring surface of the fixed disc (31), the top surface of the fixed ring (32) is fixedly connected with the middle of the bottom surface of the fixed plate (4), and an external gear ring (33) which is concentrically fixedly connected is sleeved on the bottom of the outer ring surface of the fixed ring (32);

the four corners of the top surface of the transverse plate (3) are respectively inserted with a second connecting shaft in rotary connection, the top end part of each second connecting shaft is sleeved with a linkage gear (34) which is concentrically fixedly connected, and the outer gear ring (33) is sequentially meshed with the four linkage gears (34);

a pair of second motors (35) which are distributed in a staggered mode are fixedly arranged on two sides of the bottom surface of the transverse plate (3), the pair of second motors (35) corresponds to the pair of limiting plates (26) in a staggered mode, and the end portion of a motor shaft of each second motor (35) is coaxially connected with the bottom end portion of the corresponding second connecting shaft.

6. A corn plant disease and pest detection device according to claim 5, wherein: a worm wheel (42) is arranged in the middle of the opening of the U-shaped bracket (41), each worm wheel (42) is coaxially fixedly connected with the top end part of the corresponding first swing arm (5), a third motor (43) with an upward output end is fixedly arranged in the middle of the top surface of the fixed plate (4), a worm (44) concentrically fixedly connected with the end part of a motor shaft of the third motor (43) is sleeved on the end part of the motor shaft, and the worm (44) is in meshed connection with the worm wheel (42);

the three pairs of limit gears (510) are coaxially fixedly connected with the bottom end part of the first swing arm (5), the upper end part and the lower end part of the second swing arm (51), the upper end part and the lower end part of the third swing arm (52) and the bottom end part of the fourth swing arm (53) respectively.

7. A corn plant disease and pest detection device as defined in claim 6, wherein: the outer tip of fourth swing arm (53) is equipped with T type cardboard (46) that the block is connected, a pair of gluey insect pest adopts image sensor (47) fixed mounting at the lateral surface both ends of T type cardboard (46), the lateral surface middle part of T type cardboard (46) is through the activity of the outer tip articulated of double-end screw rod with fourth swing arm (53), the both ends cover of double-end screw rod is equipped with the self-locking nut of a pair of screw locking, the top surface rear side of fixed plate (4) is equipped with core controller (45), core controller (45) are through wired mode and gluey insect pest and adopt image sensor (47) wire connection.

8. The method for detecting corn plant diseases and insect pests in accordance with claim 7, comprising the steps of:

step one, fixing a bottom plate (1) in a corn field, starting a first motor (13), driving a screw rod (14) to synchronously rotate by a motor shaft of the first motor (13), driving the lifting plate (2) and a pair of T-shaped sliding blocks (21) to slide upwards along a pair of elliptical sliding holes under the spiral action of screw holes on the screw rod (14) and the lifting plate (2), and synchronously driving the lifting plate (2), a transverse plate (3) and a fixing plate (4) to rise;

step two, when the lifting plate (2) is lifted, a pair of driven gears (25) are meshed and staggered to rotate along a pair of fixed racks (12), then a pair of chain belts (24) are driven by corresponding chain wheels (23) to rotate in a staggered and forward and reverse mode, a pair of U-shaped clamping plates (27) are driven by the pair of chain belts (24) to slide upwards along a rectangular sliding plate (22), and a limiting plate (26), a transverse plate (3) and a fixed plate (4) are synchronously driven to further lift, so that the fixed plate (4) is lifted to a proper position;

starting a third motor (43), enabling a motor shaft of the third motor (43) to drive a worm (44) to synchronously rotate, enabling the worm (44) to be meshed to drive a pair of worm gears (42) to relatively rotate, further driving a pair of first swing arms (5) to relatively expand, enabling a second swing arm (51) to relatively expand through the hinging action of a first connecting rod (54) and a first Z-shaped connecting plate (57), enabling a third swing arm (52) to relatively expand through the hinging action of a second connecting rod (55) and the first Z-shaped connecting plate (57) and a second Z-shaped connecting plate (58), and enabling a fourth swing arm (53) to relatively expand through the hinging action of the third connecting rod (56) and the second Z-shaped connecting plate (58) and L-shaped connecting plates (59), and synchronously driving each pair of limiting gears (510) to relatively expand, so that a pair of T-shaped clamping plates (46) relatively expand and extend above planted corns;

step four, a pair of second motors (35) are synchronously started, a motor shaft of each second motor (35) drives a corresponding linkage gear (34) to synchronously rotate, and the linkage gears (34) are meshed to drive an external gear ring (33), a fixed ring (32) and a fixed plate (4) to rotate along a fixed disc (31), so that a pair of T-shaped clamping plates (46) are driven to rotate;

step five, starting a core controller (45) and two pairs of pest sticking image acquisition sensors (47), acquiring images of corn leaves through the pest sticking image acquisition sensors (47), transmitting acquired corn leaf images to the core controller (45), analyzing and judging the corn leaf images through the core controller (45), judging pest sticking conditions of the corn leaves, and if pest sticking is serious, giving out pest sticking detection super-threshold alarm by the core controller (45), and spraying and deinsectization to the corn leaves according to conditions.