CN112616429A

CN112616429A - Pineapple picking device for agriculture

Info

Publication number: CN112616429A
Application number: CN202011533991.1A
Authority: CN
Inventors: 田泽林
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-04-09

Abstract

The invention relates to the technical field of agriculture, and discloses a pineapple picking device for agriculture, wherein two fixed plates are fixedly mounted on the upper side of a supporting box, two supporting rods are arranged between the two fixed plates, the upper ends and the lower ends of the two supporting rods respectively movably penetrate through the two fixed plates, rotating rollers are fixedly sleeved on the two supporting rods, movable belts are movably sleeved on the two rotating rollers, a rotating motor is started, the lower supporting rod can be driven to rotate through a driving belt, the lower rotating roller can be driven to rotate, the movable belts can be driven to rotate, the device can move forwards, when the friction belts and the movable belts move to the two sides of pineapples, the pineapples can be driven to rotate through the movable belts through the support of the friction belts, the pineapples can be twisted off from the roots, manual picking of pineapples can be avoided, the working efficiency can be increased, and the pineapple can be quickly picked while avoiding rotting of planters and influencing planting personnel during manual Is lost economically.

Description

Pineapple picking device for agriculture

Technical Field

The invention relates to the technical field of agriculture, in particular to a pineapple picking device for agriculture.

Background

The pineapple has short stem and most leaves, is arranged in a rosette way, has a gradually sharp top end, is completely marginal or provided with sharp teeth, has pink back surface and is brownish red at the edge and the top end; the leaves growing at the top of the inflorescence become small, the inflorescence is drawn out from the leaf cluster, the base of the bract is green, and the shape of the triangle is oval; the sepals are wide and oval, the petals are oblong, the upper parts of the sepals are purple red, the lower parts of the sepals are white, the fruit and the flower are gathered to have meat, and the flowering period is from summer to winter.

At present, the pineapple picking in China is mainly carried out manually, the picking operation is complex, the labor workload is large, the efficiency is low, the leaves and stems of the pineapple are hard, the fruits are provided with burs, the hands of workers who pick the pineapple can be injured, and the pineapples can be rotten when not picked in time, so that the economic loss of the planting personnel is caused.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides an agricultural pineapple picking device, which has the advantages of avoiding picking pineapples manually, increasing the working efficiency, avoiding injury of manual picking and simultaneously avoiding rotting to influence the economic loss of planting personnel, and solves the problems that the pineapple picking operation in China is mainly manual, the picking operation is complex, the labor workload is large, the efficiency is low, the leaves and stems of the pineapple are hard, burs are arranged on fruits, the hands of the workers who pick the pineapples are injured, and the pineapples are rotted when the pineapples are not picked in time, so the economic loss of the planting personnel is caused.

(II) technical scheme

In order to avoid picking pineapples manually and increase working efficiency, so that injury of manual picking can be avoided, and meanwhile, pineapples can be picked quickly to avoid rotting to influence the economic loss of planting personnel, the invention provides the following technical scheme: the utility model provides a device is picked to pineapple of agricultural usefulness, including supporting the box, the equal fixed mounting in the left and right sides of supporting the box has two support columns, the swiveling wheel has been cup jointed in equal activity on four support columns, the upside fixed mounting of supporting the box has two fixed plates, be provided with two bracing pieces between two fixed plates, the upper and lower both ends of two bracing pieces are moved about respectively and are run through two fixed plates, all fixed the rotatory roller that has cup jointed on two bracing pieces, the activity area has been cup jointed in the last activity of two rotatory rods, the upside fixed mounting of supporting the box has the connecting strip, the right side of connecting strip is provided with flexible strip, the right-hand member fixed mounting of flexible strip has the semiring strip, the front of semiring strip is provided with three support rod, the column spinner has been cup jointed in equal activity on the three support rod, the friction area has been cup jointed in the activity on the.

Preferably, a feeding port is formed in the upper wall of the supporting box, a supporting plate is fixedly mounted on the upper side of the supporting box, and two guide plates are fixedly mounted on the supporting plate.

Preferably, the telescopic bar is movably sleeved with a pressure spring a through the connecting bar, a baffle is fixedly installed at the right end of the pressure spring a and fixedly sleeved on the telescopic bar, the left end of the pressure spring a is fixedly connected with the connecting bar, and a trapezoidal block is fixedly installed on the upper side of the semi-ring bar.

Preferably, the draw-in groove has been seted up on the inclined plane of trapezoidal piece, and the lower wall fixed mounting of draw-in groove has two short columns, and the equal activity runs through has the activity post on two short columns, and the activity has cup jointed the removal area on two activity posts.

Preferably, two arc walls are openly seted up to the semi-ring strip, and the equal fixed mounting of right wall of two arc walls has the pulling force rope, and the equal fixed mounting of left end of two pulling force ropes has the arc slider, two arc sliders respectively with two arc wall swing joint, two upper and lower prop batons respectively with two arc slider fixed connection, middle prop baton and semi-ring strip fixed connection.

Preferably, the device groove is formed in the left side of the trapezoid block, a pressure spring b is fixedly mounted on the lower wall of the device groove, a connecting plate is fixedly mounted at the upper end of the pressure spring b, a trigger spring is fixedly mounted on the upper side of the connecting plate, and the upper end of the trigger strip movably penetrates through the device groove and extends to the upper side of the trapezoid block.

Preferably, the left side fixed mounting of connecting plate has the linkage strip, and the flexible strip is run through in the activity of linkage strip, and the bayonet socket has been seted up on the right side of linkage strip, and swing joint has the fixed strip in the bayonet socket.

Preferably, the fixing strip is fixedly connected with the left side of the connecting strip, the left side of the fixing strip is fixedly connected with a clamping block, and the right side of the clamping block is attached to the left side of the linkage strip.

Preferably, rotary rods penetrate through the two fixing plates movably, the transmission belt is movably sleeved on the rotary rods, and the rotary disks are fixedly sleeved on the rotary rods.

Preferably, the edge of the rotating disk is fixedly provided with a movable rod, and the movable rod is movably sleeved with a movable roller.

(III) advantageous effects

Compared with the prior art, the invention provides an agricultural pineapple picking device, which has the following beneficial effects:

1. this device is picked to pineapple of agricultural usefulness, through opening rotating electrical machines, thereby it is rotatory to drive the bracing piece of below through the drive belt, just so can drive the rotatory roller of below rotatory, thereby drive the activity area rotation activity, moving device moves forward like this, when the friction area moves the pineapple both sides with the activity area, support through the friction area, it is rotatory just to drive the pineapple through the activity area, thereby twist off the pineapple from the root, can avoid manually plucking the pineapple like this, increase work efficiency simultaneously, just so can avoid artifical harvesting injury can pick the pineapple fast and avoid rotting the economic loss who influences the planting personnel simultaneously.

2. This device is picked to pineapple of agricultural usefulness is shoveled by the backup pad through the pineapple of plucking down, moves pan feeding mouth department along two deflectors again to get into the interior storage of support box, can improve work efficiency like this.

3. This device is picked to pineapple of agricultural usefulness, through the mobile device forward, when the inclined plane of trapezoidal piece contacts the pineapple, will move left to beat the semicircular strip and move left, just so can drive three column spinner through three brace rod and move left, thereby can drive the friction area and move left, can make things convenient for the pineapple to get into between the remaining movable belt in friction area like this, thereby improve the result of use of device.

4. This device is picked to pineapple of agricultural usefulness, through when the inclined plane when trapezoidal piece contacts the pineapple soon, remove the area and can contact the pineapple earlier, because two movable columns can rotatory reason, remove the area and will rotary movement to reduce the frictional force of pineapple and trapezoidal piece, trigger the effect when can improve the semi-ring strip removal like this, thereby prevent that trapezoidal piece from damaging the pineapple.

5. This device is picked to pineapple of agricultural usefulness, through two arc slider respectively with two arc wall swing joint, thereby two upper and lower support rods can move left, two upper and lower column spinner just can move left like this, thereby friction area the right middle part can shrink left, can use like this and pick with the pineapple of variation in size, when the pineapple gets into friction area and activity area, just can drive friction area the right middle part and shrink left simultaneously, thereby improve the area of contact of friction area and pineapple, can help activity area rotary motion to twist off the pineapple like this.

6. This device is picked to pineapple of agricultural usefulness, contact the strip that triggers through the pineapple, when continuing the rebound device, just can drive the strip that triggers and move down, thereby drive the connecting plate and move down, just so can drive the strip that links and move down, thereby drive the bayonet socket and move down, when the fixture block aligns with the bayonet socket, the semi-ring strip just can move left, after the pineapple separates with the strip that triggers, when the resilience of pressure spring an drives the flexible strip through the baffle and moves right, just can drive the strip that links and move right, when the inclined plane of fixture block is contacted to the strip that links, the strip that links will move down, thereby with the fixture block card with, just so can be preventing device emergence rocking picking the pineapple, prevent simultaneously that the annular strip from moving left and influencing picking.

7. This device is picked to pineapple of agricultural usefulness, through the drive belt, it is rotatory to beat the rotary rod, thereby it is rotatory to drive the rotary disk, just so can drive the movable rod and use the rotary rod to rotate as the axle center, thereby it is rotatory to drive the movable roller and use the rotary rod as the axle center, when the movable roller is with the movable belt contactless, the movable belt can shrink and pineapple increase laminating area, when the contact of movable post and movable belt right side inner wall, just can tighten the movable belt, thereby increase frictional force in the twinkling of an eye, just so can improve the picking effect of pineapple.

Drawings

FIG. 1 is a schematic top cross-sectional view of the present invention;

FIG. 2 is a right side view of the fixing plate of FIG. 1;

FIG. 3 is a schematic top view of the semi-ring strip of FIG. 1 according to the present invention;

FIG. 4 is a schematic perspective view of the semi-ring strip of FIG. 1 according to the present invention;

fig. 5 is a schematic perspective view of the trapezoidal block of fig. 1 according to the present invention.

In the figure: 1. a support box; 2. a rotating wheel; 3. a support pillar; 4. a guide plate; 5. a support plate; 6. a movable rod; 7. a movable belt; 8. a movable roller; 9. rotating the disc; 10. a support bar; 11. rotating the stick; 12. a fixing plate; 13. a support stick; 14. a spin column; 15. touching the clockwork spring; 16. a moving belt; 17. a movable post; 18. a short column; 19. a card slot; 20. a trapezoidal block; 21. a connecting plate; 22. a linkage bar; 23. a pressure spring b; 24. a bayonet; 25. a fixing strip; 26. a clamping block; 27. a telescopic bar; 28. a pressure spring a; 29. a baffle plate; 30. a semi-circular strip; 31. an arc-shaped slot; 32. a friction belt; 33. a rotating electric machine; 34. a transmission belt; 35. rotating the rod; 36. a feeding port; 37. an arc-shaped sliding block; 38. a tension rope; 39. a device slot; 40. and (4) connecting strips.

Detailed Description

The present invention will be described in further detail with reference to the drawings, wherein like elements are designated by like reference numerals, wherein the terms "front", "rear", "left", "right", "upper" and "lower", "bottom" and "top" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular element.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a pineapple picking device for agriculture comprises a supporting box 1, wherein two supporting columns 3 are fixedly arranged on the left side and the right side of the supporting box 1, rotating wheels 2 are movably sleeved on the four supporting columns 3, two fixing plates 12 are fixedly arranged on the upper side of the supporting box 1, two supporting rods 10 are arranged between the two fixing plates 12, the upper ends and the lower ends of the two supporting rods 10 respectively movably penetrate through the two fixing plates 12, rotating rollers 11 are fixedly sleeved on the two supporting rods 10, a movable belt 7 is movably sleeved on the two rotating rollers 11, a connecting strip 40 is fixedly arranged on the upper side of the supporting box 1, a telescopic strip 27 is arranged on the right side of the connecting strip 40, a semi-ring strip 30 is fixedly arranged at the right end of the telescopic strip 27, three supporting rods 13 are arranged on the front side of the semi-ring strip 30, rotating columns 14 are movably sleeved on the three supporting rods 13, and friction belts 32 are movably, preceding fixed plate 12 openly fixed mounting has rotating electrical machines 33, the output shaft of rotating electrical machines 33 and bracing piece 10 below have cup jointed drive belt 34 in the activity, through opening rotating electrical machines 33, thereby it is rotatory to drive bracing piece 10 of below through drive belt 34, just so can drive rotatory roller 11 of below rotatory, thereby it takes 7 rotatory activities to drive the activity, moving device moves forward like this, when friction area 32 and activity area 7 move the pineapple both sides, support through friction area 32, just can drive the pineapple rotation through activity area 7, thereby twist off the pineapple from the root, can avoid manual picking the pineapple like this, increase work efficiency simultaneously, just so can avoid artifical picking the injury and can pick the pineapple fast and avoid rotting the economic loss who influences the planting personnel.

The pan feeding mouth 36 has been seted up to the upper wall that supports box 1, and the upside fixed mounting that supports box 1 has backup pad 5, and fixed mounting has two deflectors 4 on the backup pad 5, is shoveled by backup pad 5 through the pineapple that plucks down, moves pan feeding mouth 36 department along two deflectors 5 again to get into and support the interior storage of box 1, can improve work efficiency like this.

The flexible strip 27 activity through connection strip 40, pressure spring a28 has been cup jointed to the activity on the flexible strip 27, the right-hand member fixed mounting of pressure spring a28 has baffle 29 to fixedly cup joint on the flexible strip 27 again, pressure spring a 28's left end and connecting strip 40 fixed connection, the upside fixed mounting of half ring strip 30 has trapezoidal piece 20, through the mobile device forward, when the inclined plane of trapezoidal piece 20 contacts the pineapple, will remove left, thereby it removes left to actuate half ring strip 30, just so can drive three column spinner 14 and remove left through three brace rod 13, thereby can drive friction area 32 and remove left, can make things convenient for the pineapple to get into between the remaining activity area 7 of friction area 32 like this, thereby improve the result of use of device.

Draw-in groove 19 has been seted up on trapezoidal piece 20's inclined plane, draw-in groove 19's lower wall fixed mounting has two short columns 18, equal activity runs through movable post 17 on two short columns 18, the activity has been cup jointed on two movable post 17 and has been removed area 16, when the inclined plane through as trapezoidal piece 20 contacts the pineapple soon, remove area 16 and can contact the pineapple earlier, because two reasons that movable post 17 can rotate, remove area 16 will rotary movement, thereby reduce the frictional force of pineapple and trapezoidal piece 20, trigger effect when can improve the removal of semicircular strip 30 like this, thereby prevent that trapezoidal piece 20 from damaging the pineapple.

The front surface of the semi-ring strip 30 is provided with two arc-shaped grooves 31, the right walls of the two arc-shaped grooves 31 are fixedly provided with tension ropes 38, the left ends of the two tension ropes 38 are fixedly provided with arc-shaped sliders 37, the two arc-shaped sliders 37 are respectively movably connected with the two arc-shaped grooves 31, the upper and lower support rods 13 are respectively fixedly connected with the two arc-shaped sliders 37, the middle support rod 13 is fixedly connected with the semi-ring strip 30 and is respectively movably connected with the two arc-shaped grooves 31 through the two arc-shaped sliders 37, so that the upper and lower support rods 13 can move leftwards, the upper and lower rotary columns 14 can move leftwards, the right middle part of the friction belt 32 can be retracted leftwards, pineapples with different sizes can be picked, and when the pineapples enter the friction belt 32 and the movable belt 7, the right middle part of the friction belt 32 can be driven to retract leftwards, this helps the movable belt 7 to move rotationally to unscrew the pineapple.

The left side of the trapezoidal block 20 is provided with a device groove 39, the lower wall of the device groove 39 is fixedly provided with a pressure spring b23, the upper end of the pressure spring b23 is fixedly provided with a connecting plate 21, the upper side of the connecting plate 21 is fixedly provided with a trigger spring 15, the upper end of the trigger spring 15 movably penetrates through the device groove 39 and extends to the upper side of the trapezoidal block 20, the left side of the connecting plate 21 is fixedly provided with a linkage strip 22, the linkage strip 22 movably penetrates through a telescopic strip 27, the right side of the linkage strip 22 is provided with a bayonet 24, the inside of the bayonet 24 is movably connected with a fixed strip 25, the left side of the fixed strip 25 is fixedly connected with the left side of a connecting strip 40, the left side of the fixed strip 25 is fixedly connected with a fixture block 26, the right side of the fixture block 26 is attached to the left side of the linkage strip 22, the pineapple contacts the trigger strip 15, when the device continues to move upwards, the movable spring 15 can, therefore, the bayonet 24 is driven to move downwards, when the clamping block 26 is aligned with the bayonet 24, the half-ring strip 30 can move leftwards, when the pineapples are separated from the trigger strip 15, the rebounding of the pressure spring a28 drives the telescopic strip 27 to move rightwards through the baffle 29, the linkage strip 22 can be driven to move rightwards, when the linkage strip 22 contacts the inclined plane of the clamping block 26, the linkage strip 22 can move downwards to be clamped with the clamping block 26, the device can be prevented from shaking when the pineapples are picked, and meanwhile, the annular strip 30 is prevented from moving leftwards to influence picking.

The activity has run through rotary rod 35 on two fixed plates 12, drive belt 34 activity cup joints on rotary rod 35, it has rotary disk 9 to fix the cover on rotary rod 35, the edge fixed mounting of rotary disk 9 has movable rod 6, movable roller 8 has been cup jointed in the activity on the movable rod 6, through drive belt 34, it is rotatory to actuate rotary rod 35, thereby it is rotatory to drive rotary disk 9, just so can drive movable rod 6 and use rotary rod 35 rotatory as the axle center, thereby it is rotatory to drive movable roller 8 and use rotary rod 35 as the axle center, when movable roller 8 and movable belt 7 contactless, movable belt 7 can shrink and pineapple increase laminating area, when movable post 8 and the contact of the right inner wall in movable belt 7, just can tighten movable belt 7, thereby increase frictional force in the twinkling of an eye, just so can improve the effect of picking of pineapple.

In use, the first step: through opening rotating electrical machines 33, thereby it is rotatory to drive bracing piece 10 of below through drive belt 34, just so can drive the rotatory roller 11 of below rotatory, thereby drive the rotatory activity of movable belt 7, moving device upwards like this, when friction area 32 and movable belt 7 move the pineapple both sides, support through friction area 32, just can drive the pineapple rotation through movable belt 7, thereby twist off the pineapple from the root, can avoid manually plucking the pineapple like this, increase work efficiency simultaneously, just so can avoid artifical picking the injury and can pick the pineapple fast and avoid rotting the economic loss who influences the planting personnel simultaneously.

The second step is that: the pineapple which is picked down is scooped up by the supporting plate 5 and then moves to the feeding port 36 along the two guide plates 5, so that the pineapple enters the supporting box 1 for storage, and the working efficiency can be improved.

The third step: through the forward movement device, when the inclined plane of the trapezoidal block 20 contacts the pineapple, the pineapple will move leftwards, so that the driving semi-ring strip 30 moves leftwards, the three rotating columns 14 can be driven to move leftwards through the three supporting rods 13, the friction belt 32 can be driven to move leftwards, the pineapple can conveniently enter the space between the friction belt 32 and the movable belt 7, and the using effect of the device is improved.

The fourth step: through when the inclined plane of trapezoidal piece 20 contacts the pineapple soon, remove the area 16 and can contact the pineapple earlier, because the reason that two movable columns 17 can rotate, remove area 16 and will rotate to reduce the frictional force of pineapple and trapezoidal piece 20, trigger the effect when half ring strip 30 removes like this, thereby prevent that trapezoidal piece 20 from haring the pineapple.

The fifth step: through two arc slider 37 respectively with two arc wall 31 swing joint, thereby two upper and lower support rods 13 can move left, two upper and lower column spinner 14 just can move left like this, thereby friction area 32 the right middle part can shrink left, can use like this and pick with the pineapple of variation in size, when the pineapple gets into friction area 32 and activity area 7, just can drive friction area 32 the right middle part and shrink left simultaneously, thereby improve the area of contact of friction area 32 with the pineapple, can help activity area 7 swivelling movement to unscrew the pineapple like this.

And a sixth step: when the pineapples contact the trigger strip 15 and continue to move upwards, the contact spring 15 can be driven to move downwards, so that the connecting plate 21 is driven to move downwards, the linkage strip 22 can be driven to move downwards, the bayonet 24 can be driven to move downwards, when the clamping block 26 is aligned with the bayonet 24, the half ring strip 30 can move leftwards, when the pineapples are separated from the trigger strip 15, when the rebounding of the pressure spring a28 drives the telescopic strip 27 to move rightwards through the baffle 29, the linkage strip 22 can be driven to move rightwards, when the linkage strip 22 contacts the inclined surface of the clamping block 26, the linkage strip 22 can move downwards, so that the device can be prevented from shaking when the pineapples are picked, and meanwhile, the annular strip 30 is prevented from moving leftwards to influence picking.

The seventh step: through drive belt 34, it is rotatory to actuate rotary rod 35, thereby it is rotatory to drive rotary disk 9, just so can drive movable rod 6 and use rotary rod 35 rotatory as the axle center, thereby it uses rotary rod 35 rotatory as the axle center to drive movable roller 8, when movable roller 8 and movable belt 7 contactless, movable belt 7 can shrink and pineapple increase laminating area, when movable post 8 and the contact of the right inner wall in movable belt 7, just can tighten movable belt 7, thereby increase frictional force in the twinkling of an eye, just so can improve the harvesting effect of pineapple.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a device is picked to pineapple of agricultural usefulness, includes and supports box (1), the equal fixed mounting in the left and right sides of supporting box (1) has two support columns (3), and rotatory wheel (2), its characterized in that have been cup jointed in the equal activity on four support columns (3): the upper side of the supporting box (1) is fixedly provided with two fixed plates (12), two supporting rods (10) are arranged between the two fixed plates (12), the upper and lower ends of the two supporting rods (10) respectively movably penetrate through the two fixed plates (12), the two supporting rods (10) are respectively and fixedly sleeved with a rotating roller (11), the upper parts of the two rotating rollers (11) are movably sleeved with a movable belt (7), the upper side of the supporting box (1) is fixedly provided with a connecting strip (40), the right side of the connecting strip (40) is provided with a telescopic strip (27), the right end of the telescopic strip (27) is fixedly provided with a semicircular strip (30), the front side of the semicircular strip (30) is provided with three supporting rods (13), the three supporting rods (13) are respectively and movably sleeved with a rotating column (14), the three rotating columns (14) are movably sleeved with a friction belt (32), the front side of the front fixed plate (12) is, the output shaft of the rotating motor (33) is movably sleeved with a driving belt (34) on the supporting rod (10) below.

2. An agricultural pineapple picking device according to claim 1, wherein: a feeding opening (36) is formed in the upper wall of the supporting box (1), a supporting plate (5) is fixedly mounted on the upper side of the supporting box (1), and two guide plates (4) are fixedly mounted on the supporting plate (5).

3. An agricultural pineapple picking device according to claim 1, wherein: the telescopic bar (27) is movably penetrated through the connecting bar (40), the pressure spring a (28) is movably sleeved on the telescopic bar (27), the baffle (29) is fixedly sleeved at the right end of the pressure spring a (28), the telescopic bar (27) is fixedly sleeved with the baffle, the left end of the pressure spring a (28) is fixedly connected with the connecting bar (40), and the trapezoidal block (20) is fixedly mounted at the upper side of the semi-ring bar (30).

4. An agricultural pineapple picking device according to claim 3, wherein: draw-in groove (19) have been seted up on the inclined plane of trapezoidal piece (20), and the lower wall fixed mounting of draw-in groove (19) has two short columns (18), and equal activity runs through has movable post (17) on two short columns (18), and the activity has cup jointed removal area (16) on two movable post (17).

5. An agricultural pineapple picking device according to claim 1, wherein: two arc wall (31) have openly been seted up in semiring strip (30), and the equal fixed mounting of the right wall of two arc wall (31) has pulling force rope (38), and the equal fixed mounting in left end of two pulling force ropes (38) has arc slider (37), and two arc slider (37) respectively with two arc wall (31) swing joint, two upper and lower prop rod (13) respectively with two arc slider (37) fixed connection, middle prop rod (13) and semiring strip (30) fixed connection.

6. An agricultural pineapple picking device according to claim 3, wherein: device groove (39) have been seted up to the left side of trapezoidal piece (20), and the lower wall fixed mounting of device groove (39) has pressure spring b (23), and the upper end fixed mounting of pressure spring b (23) has connecting plate (21), and the upside fixed mounting of connecting plate (21) has trigger clockwork spring (15), triggers strip (15) upper end activity to run through device groove (39) and extend to trapezoidal piece (20) top.

7. An agricultural pineapple picking device according to claim 6, wherein: the left side fixed mounting of connecting plate (21) has linkage strip (22), and flexible strip (27) are run through in linkage strip (22) activity, and bayonet socket (24) have been seted up on the right side of linkage strip (22), and swing joint has fixed strip (25) in bayonet socket (24).

8. An agricultural pineapple picking device according to claim 7, wherein: the left side of the fixing strip (25) is fixedly connected with the left side of the connecting strip (40), the left side of the fixing strip (25) is fixedly connected with the clamping block (26), and the right side of the clamping block (26) is attached to the left side of the linkage strip (22).

9. An agricultural pineapple picking device according to claim 1, wherein: two the activity is gone up in fixed plate (12) and is run through rotary rod (35), and drive belt (34) activity cup joints on rotary rod (35), and the fixed cover is connected with rotary disk (9) on rotary rod (35).

10. An agricultural pineapple picking device according to claim 9, wherein: the edge of the rotating disk (9) is fixedly provided with a movable rod (6), and a movable roller (8) is movably sleeved on the movable rod (6).