Fungus crop harvesting device

Abstract

The utility model discloses a fungus crop harvesting device, relates to picking equipment technical field, fungus crop harvesting device includes support, drive device, trigger piece, torsion element, cutter and first limit piece, the support is fixed with drive device, drive device's output shaft is connected with trigger piece, torsion element one end is connected with trigger piece, torsion element one end is connected with the cutter, and the torsion element one end is connected with the cutter. One end of the triggering piece is connected with a torsion element, the other end of the triggering piece is connected with a cutter, the first limiting piece can be movably arranged on the support, the cutter is rotationally connected with the support, and the driving device can drive the triggering piece to rotate from a first position to a second position; when the trigger part rotates to the second position, the trigger part can partially cover the fungus crops in the circumferential direction of the fungus crops and can abut against the first limiting part, so that the first limiting part is changed from the limiting state to the release state, and the cutter rotates to cut off the stipes under the action of the torsion element. And the manual workload during harvesting of fungus crops is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to picking equipment technical field, especially a kind of mushroom crop harvesting device. BACKGROUND

[0002] Mushroom crops mainly include edible fungi and medicinal fungi in fungal kingdom, they have important value in agricultural and medical fields, the former such as lentinus edodes, morchella esculenta etc., the latter such as ganoderma lucidum etc.. These mushroom crops usually include cap and stem, stem is implanted in soil, and provides nutrients and moisture for the growth of cap, when picking, usually by worker cutting stem near soil by knife and the like tool, not directly uprooting, so that remaining stem can grow again, Chinese utility model patent CN221829639U provides a kind of morchella esculenta cylinder type harvester, when using device, insert finger into finger ring, finger is opened, so that lower harvesting cylinder is opened, aim at the root of morchella esculenta, then finger is closed, and morchella esculenta stem is applied shearing force by cutting part at the bottom of harvesting cylinder, after cutting, morchella esculenta enters harvesting cylinder, and one picking is completed, but the device still needs to manually control the opening and closing of harvesting cylinder, and artificial workload is large. SUMMARY

[0003] The utility model aims at providing a kind of mushroom crop harvesting device, to solve the problems existing in the prior art, reduce the artificial workload when mushroom crop is harvested.

[0004] To achieve the above object, the utility model provides the following scheme:

[0005] The utility model provides a kind of mushroom crop harvesting device, including support, drive arrangement, trigger piece, torsion element, cutter and first limit piece, the support is fixed with drive arrangement, the output shaft of drive arrangement is connected with trigger piece, one end of torsion element is connected with trigger piece, another end is connected with cutter, first limit piece is movably arranged on the support in the direction perpendicular to the cutter, the cutter is rotatably connected with the support, and the rotary shaft of the cutter is parallel with the output shaft of drive arrangement, when first limit piece is in the limit state, it passes through the cutter and can limit the rotation of the cutter, when first limit piece is in the release state, it is separated from the cutter, drive arrangement can drive trigger piece to rotate in first rotary direction by first position to second position, and the rotation of trigger piece relative to the cutter can drive torsion element to deform, when trigger piece rotates to the second position, it can be partially covered on the outside of mushroom crop in the circumferential direction of mushroom crop and can abut against first limit piece to change from the limit state to the release state, so that the cutter is rotated to cut stem under the action of torsion element.

[0006] In some embodiments, the trigger is a semi-circular ring, the hollow part of the trigger is the cutting area, when the trigger rotates from the first position to the second position, the stem enters the cutting area, and the cutter rotates to cover the cutting area and cut the stem under the action of the torsion element.

[0007] In some embodiments, the trigger is provided with a second limiting piece, which is used to limit the rotation of the cutter after cutting the stem.

[0008] In some embodiments, the driving device can also make the trigger rotate from the second position to the first position along a second rotation direction, which is opposite to the first rotation direction. When the trigger rotates to the first position, the cutter resets following the trigger under the action of the second limiting piece, and the cutter can abut against the first limiting piece and make the first limiting piece move above the cutter during the resetting process. Then, the first limiting piece can return to the limiting state by passing through the cutter under the action of gravity.

[0009] In some embodiments, the bracket includes a fixed shaft, a rotating shaft, and a transverse plate. A driving device is fixed inside the fixed shaft near the end position. The output shaft of the driving device is connected with the rotating shaft. The end of the rotating shaft is provided with a hole and is installed with a pressure detection device. The transverse plate is fixedly connected with the end of the fixed shaft near the driving device. At least two constraint columns are arranged on the transverse plate and the trigger in intervals. When the trigger is in the second position, each constraint column is used to abut against the periphery of the mushroom crop.

[0010] In some embodiments, the first limiting piece includes a first side wing, a first vertical rod, a transverse connecting rod, a second vertical rod, and a second side wing distributed in the first rotation direction in sequence. The first vertical rod and the second vertical rod are connected through the transverse connecting rod. The first side wing is protrusively arranged at the bottom end of the first vertical rod away from the transverse connecting rod. The second side wing is protrusively arranged at the bottom end of the second vertical rod away from the transverse connecting rod. A limiting hole is provided in the cutter along a direction perpendicular to the cutter. In the limiting state, the second side wing passes through the limiting hole and can limit the rotation of the cutter. The first side wing is provided with a first inclined surface. The vertical distance from the first inclined surface to the first vertical rod gradually increases in the first rotation direction. The side edge of the trigger is provided with a second inclined surface corresponding to the first inclined surface in parallel. When the trigger rotates in the first direction, the first side wing moves upward under the abutment action of the second inclined surface and can drive the second side wing to move out of the cutter.

[0011] In some embodiments, the second side wing has a third slope, the vertical distance of the third slope to the second vertical rod gradually increases in the second rotation direction, the side edge of the cutter is provided with a fourth slope corresponding to the third slope, and the second side wing moves upward above the cutter under the abutting action of the fourth slope when the trigger drives the cutter to rotate in the second direction.

[0012] In some embodiments, the cross plate is provided with two through holes, the first vertical rod and the second vertical rod pass through the two through holes respectively, the cross plate abuts against the first side wing and the second side wing to limit the first limiting piece from continuously moving upward when the first limiting piece moves upward to the release state, and the cross plate between the two through holes supports the transverse connecting rod to limit the first limiting piece from continuously moving downward when the first limiting piece moves downward to the limiting state.

[0013] In some embodiments, the bracket is further connected with a collection disc, the collection disc is arranged in a spaced manner with the cross plate, the suction device is arranged above the mushroom crops, the suction device passes through the collection disc, and the outlet of the suction device is arranged above the collection disc.

[0014] In some embodiments, the suction device comprises a suction pipe and an air extractor, the inlet of the suction pipe is arranged above the mushroom crops, the suction pipe passes through the collection disc, the outlet of the suction pipe is arranged on the side wall of the collection disc, a guide plate is arranged in a slanting manner in the suction pipe corresponding to the position of the outlet, the distance from the guide plate to the inner wall of the suction pipe gradually decreases from bottom to top, and the air extractor is connected with the end of the suction pipe close to the outlet in a communication manner.

[0015] The utility model discloses the following technical effects are obtained relative to prior art:

[0016] The mushroom crop harvesting device provided by the utility model, by controlling the driving device to make the trigger rotate from the first position to the second position and surround the mushroom crops, the rotation of the trigger relative to the cutter can make the torsion element deform, in the second position, the trigger restrains the mushroom crops, the first limiting piece is separated from the cutter to the release state under the abutting action of the trigger, the cutter rotates under the action of the torsion element and is cut off, and the picking personnel only need to control the driving device to start and close, and do not need to manually control the opening and closing of the picking tool, thereby, the artificial workload when the mushroom crops are harvested is reduced.

[0017] Further, by setting the collecting disc on the connecting shaft, and by setting the inlet of the suction device above the mushroom crops and the outlet above the collecting disc, the suction device can timely suck the picked mushroom crops into the collecting disc, without the need of manually putting the mushroom crops into the storage container after each picking, thereby improving the picking efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments will be briefly introduced as follows. Obviously, the drawings in the following description only constitute some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained from these drawings without creative labor.

[0019] Figure 1 Fig. 1 is a structural schematic view of a mushroom crop picking device according to an embodiment of the present application;

[0020] Figure 2 Fig. 2 is another structural schematic view of a mushroom crop picking device according to an embodiment of the present application;

[0021] Figure 3 Fig. 3 is a schematic view of a cutter abutting against a second side wing according to an embodiment of the present application;

[0022] Figure 4 Fig. 4 is a schematic view of a trigger abutting against a first side wing according to an embodiment of the present application; Figure 3 Fig. 5 is an enlarged schematic view of area A in Fig. 4;

[0023] Figure 5 Fig. 6 is an enlarged schematic view of area B in Fig. 4;

[0024] Figure 6 Fig. 7 is a structural schematic view of a trigger according to an embodiment of the present application; Figure 5

[0025] Fig. 8 is a structural schematic view of a first limiting member according to an embodiment of the present application; Figure 7

[0026] Fig. 9 is a structural schematic view of a cutter according to an embodiment of the present application; Figure 8

[0027] Fig. 10 is a structural schematic view of a horizontal partition plate according to an embodiment of the present application; Figure 9

[0028] Fig. 11 is a structural schematic view of a connecting shaft according to an embodiment of the present application; and Figure 10

[0029] ​In the figure: 1- support; 11- fixed shaft; 12- cross partition plate; 121- through hole; 13- rotating shaft, 131- pressure detection device; 2- trigger; 21- second inclined surface; 22- to be cut area; 23- second limiting piece; 3- torsion element; 4- cutter; 41- limiting hole; 42- fourth inclined surface; 5- first limiting piece; 51- first side wing; 511- first inclined surface; 52- second side wing; 521- third inclined surface; 53- transverse connecting rod; 54- first vertical rod; 55- second vertical rod; 6- constraint column; 61- first constraint rod; 62- second constraint rod; 7- collection disc; 8- suction device; 81- inlet; 82- outlet; 83- suction pipeline; 84- air extractor; 85- guide plate; 851- air hole; 9- handle. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0031] The utility model aims at providing a kind of mushroom crop harvesting device, to solve the problems existing in the prior art described above, reduce the artificial workload when mushroom crop is harvested, improve harvesting efficiency.

[0032] In order to make the above-mentioned purposes, features and advantages of the utility model more obvious and easy to understand, the utility model will be further described in detail below with reference to the drawings and specific embodiments.

[0033] The utility model provides a kind of mushroom crop harvesting device, such as Figures 1-10As shown, including support 1, drive device, trigger 2, torsion element 3, cutter 4 and first limiting piece 5, the drive device is fixed on the support 1, the output shaft of the drive device is connected with the trigger 2, one end of the torsion element 3 is connected with the trigger 2, the other end is connected with the cutter 4, the first limiting piece 5 is movably arranged on the support 1 in the direction perpendicular to the cutter 4, the cutter 4 is rotatably connected with the support 1, and the rotation axis of the cutter 4 is parallel to the output shaft of the drive device, the first limiting piece 5 passes through the cutter 4 and can limit the rotation of the cutter 4 in the limiting state, the first limiting piece 5 is separated from the cutter 4 in the release state, the drive device can drive the trigger 2 to rotate from the first position to the second position along the first rotation direction, and the rotation of the trigger 2 relative to the cutter 4 can drive the torsion element 3 to deform, the trigger 2 can be partially covered on the outside of the mushroom crop in the circumferential direction of the mushroom crop when rotating to the second position and can abut against the first limiting piece 5 and change from the limiting state to the release state to make the cutter 4 rotate and cut off the stem under the action of the torsion element 3, in use, the trigger 2 is rotated from the first position to the second position along the first rotation direction by controlling the drive device, the rotation of the trigger 2 relative to the cutter 4 can deform the torsion element 3, in the second position, the trigger 2 is partially covered on the outside of the mushroom crop in the circumferential direction of the mushroom crop to constrain the shape of the mushroom crop, the first limiting piece is separated from the cutter 4 under the abutting action of the trigger 2 and changes from the limiting state to the release state, the cutter 4 rotates under the action of the torsion element 3 to cut off the stem, and the picking personnel only need to control the drive device to start and close, without manually controlling the opening and closing of the picking tool, thereby reducing the manual workload when the mushroom crop is harvested.

[0034] In some embodiments of the utility model, as shown in Figure 1 The torsion element 3 can be a torsion spring.

[0035] In some embodiments of the utility model, as shown in Figure 2 And Figure 7 The trigger 2 is a semicircular ring body, the hollow part of the trigger 2 is a cutting zone 22, the stem enters the cutting zone 22 when the trigger 2 rotates from the first position to the second position, and the cutter 4 rotates to cover the cutting zone 22 and cuts off the stem under the action of the torsion element 3 when the cutter 4 rotates from the first position to the second position, so as to realize the picking of the mushroom crop.

[0036] In some embodiments of the utility model, as shown in Figure 1 The second limiting piece 23 is arranged on the trigger 2 and is used to limit the continuous rotation of the cutter 4 after cutting off the stem, so as to avoid the rotation of the cutter 4 exceeding the range of the cutting zone 22 under the action of the torsion element 3.

[0037] In some embodiments of the utility model, as shown in Figures 3-4As shown, the driving device can also rotate the trigger 2 from the second position to the first position along a second rotation direction opposite to the first rotation direction, when the trigger 2 rotates to the first position, the cutter 4 is reset under the driving of the second limiting piece 21, and the cutter 4 can abut against the first limiting piece 5 and move the first limiting piece 5 above the cutter during the resetting process, then the first limiting piece 5 can pass through the cutter under the action of gravity and return to the limiting state to limit the rotation of the cutter 4, and when the one end of the torsion element 3 is rotated by the trigger 2 in the next time, the other end of the torsion element 3 connected with the cutter remains stationary, so that the torsion element 3 is deformed and stored.

[0038] In some embodiments of the present application, as shown in Figure 1 As shown, the support 1 comprises a fixed shaft 11, a rotating shaft 13 and a cross partition plate 12, a driving device is fixed inside the fixed shaft 11 near the end position, the output shaft of the driving device is connected with the rotating shaft 13, and the rotating shaft 13 is internally provided with a hole at the end and is installed with a pressure detection device; the cross partition plate 12 is fixedly connected to the fixed shaft 11 near the driving device, at least two constraint columns 6 are arranged on the cross partition plate 12 and the trigger 2 at intervals, when the trigger is in the second position, each constraint column 6 is used for abutting around the mushroom crop to constrain the shape of the mushroom crop, so that the cutter can cut the stem and avoid cutting the cap, and the mushroom crop is prevented from falling after cutting.

[0039] In some embodiments of the present application, as shown in Figure 1 As shown, the pressure detection device 131 is arranged at one end of the rotating shaft 13 close to the soil body, the pressure detection device 131 is rollingly connected with the rotating shaft 13 through a bearing, when the pressure detection device 131 contacts the soil body, the pressure detection device 131 does not rotate with the rotating shaft 13, the pressure detection device 131 is signal-connected with a controller, the controller is signal-connected with the driving device, and the controller can control the driving device to start according to the pressure detected by the pressure detection device 131, in use, the operator only needs to place the mushroom crop harvesting device above the soil body and make the pressure detection device 131 contact the soil body, after the pressure detection device 131 senses the pressure transmitted by the soil body, the driving device is started to rotate the trigger 2 from the first position to the second position and trigger the cutter 4 to complete the cutting of the mushroom crop, then the mushroom crop harvesting device is lifted, the pressure detection device 131 senses zero pressure, and the driving device is started again to make the trigger 2 drive the cutter 4 to return to the first position.

[0040] In some embodiments of the present application, as shown in Figure 1 As shown, the number of constraint columns 6 is preferably three, and the included angle of the lines connecting each adjacent constraint column 6 to the stem is 60°, so as to provide more stable constraint for the mushroom crop.

[0041] In some embodiments of the present application, as shown inFigure 1 As shown in the figure, the constraint column 6 is also vertically provided with a first constraint rod 61 and a second constraint rod 62 towards the direction of the mushroom crop, the first constraint rod 61 is located above the second constraint rod 62, each first constraint rod 61 is shorter than the second constraint rod 62, each first constraint rod 61 is used for abutting against the cap of the mushroom crop, and each second constraint rod 62 is used for abutting against the stem of the mushroom crop.

[0042] In some embodiments of the utility model, as shown in the figure, Figures 5-6 and Figures 8-9 As shown in the figure, the first limiting part 5 includes a first side wing 51, a first vertical rod 54, a transverse connecting rod 53, a second vertical rod 55 and a second side wing 52 which are sequentially distributed in the first rotating direction, the first vertical rod 54 and the second vertical rod 55 are connected through the transverse connecting rod 53, the first side wing 51 is protrusively arranged at the bottom end of the first vertical rod 54 in the direction away from the transverse connecting rod 53, the second side wing 52 is protrusively arranged at the bottom end of the second vertical rod 55 in the direction away from the transverse connecting rod 53, a limiting hole 41 is opened through the cutter 4 in the direction perpendicular to the cutter 4, in the limiting state, the second side wing 52 passes through the limiting hole 41 and can limit the rotation of the cutter 4, the first side wing 51 is provided with a first inclined surface 511, the vertical distance from the first inclined surface 511 to the first vertical rod 54 gradually increases in the first rotating direction, the side edge of the trigger piece 2 is provided with a second inclined surface 21 corresponding to the first inclined surface 511 in parallel, when the trigger piece 2 rotates in the first direction, the first side wing 51 moves upward under the abutting action of the second inclined surface 21 and can drive the second side wing 52 to move out of the cutter, so that the first limiting part 5 no longer limits the cutter 4, and the cutter 4 can rotate under the action of the torsion element 3 to cut off the stem.

[0043] In some embodiments of the utility model, as shown in the figure, Figures 3-4 and Figures 8-9 As shown in the figure, the second side wing 52 is provided with a third inclined surface 521, the vertical distance from the third inclined surface 521 to the second vertical rod 55 gradually increases in the second rotating direction, the side edge of the cutter 4 is provided with a fourth inclined surface 42 corresponding to the third inclined surface 521 in parallel, when the trigger piece 2 drives the cutter 4 to rotate in the second direction, the second side wing 52 moves upward above the cutter 4 under the abutting action of the fourth inclined surface 42, so that the second side wing 52 moves to the release state, and then the second side wing 52 can return to the limiting state and pass through the cutter under the action of gravity, in the limiting state, the second side wing 52 can limit the rotation of the cutter 4, and when the trigger piece 2 drives one end of the torsion element 3 to rotate next time, the other end of the torsion element 3 connected with the cutter remains stationary, so that the torsion element 3 deforms and stores energy.

[0044] In some embodiments of the utility model, as shown in the figure, Figure 10As shown, two through holes 121 are formed in the cross partition plate 12, the first vertical rod 54 and the second vertical rod 55 pass through the two through holes respectively, the first limiting piece 5 is moved upward to the release state, the cross partition plate 12 abuts against the first side wing 51 and the second side wing 52 to limit the first limiting piece 5 from continuously moving upward, the first limiting piece 5 is moved downward to the limiting state, the cross partition plate 12 between the two through holes 121 supports the transverse connecting rod 53 to limit the first limiting piece 5 from continuously moving downward, thereby limiting the moving range of the first limiting piece 5.

[0045] In some embodiments of the utility model, as shown in Figures 1-2 As shown, the bracket 1 is further connected with a collecting disc 7, the collecting disc 7 is arranged in a spaced manner with the cross partition plate 12, the suction inlet 81 of the suction device 8 is arranged above the mushroom crop, the suction device 8 passes through the collecting disc, the discharge outlet 82 of the suction device 88 is arranged above the collecting disc 7, the suction device 88 can timely suck the picked mushroom crop to the collecting disc, without manually putting the mushroom crop into the storage container after each picking, and the picking efficiency is improved.

[0046] In some embodiments of the utility model, as shown in Figures 1-2 As shown, the suction device 8 comprises a suction pipeline 83 and an air extractor 84, the suction inlet 81 of the suction pipeline 83 is arranged above the mushroom crop, the suction pipeline 83 passes through the collecting disc 7, the discharge outlet 82 is formed on the side wall of the collecting disc 7 where the suction pipeline 83 extends out, the guide plate 85 is arranged in a slanted manner in the suction pipeline 83 corresponding to the position of the discharge outlet 82, the distance from the guide plate 85 to the inner wall surface of the suction pipeline 83 where the discharge outlet 82 is located decreases from bottom to top, the air hole 851 is formed through the guide plate 85, and the air extractor 84 is arranged at the end of the suction pipeline 83 close to the discharge outlet 82, after the cutter 4 completes the cutting of the mushroom crop, the mushroom crop keeps the original shape under the action of the constraint column 6 and enters the suction inlet 81 under the action of the air extractor 84, and is discharged to the collecting disc 7 through the discharge outlet 82 under the action of the guide plate 85 in the suction pipeline, thereby completing the collection of the mushroom crop.

[0047] In some embodiments of the utility model, as shown in Figures 1-2 As shown, the bracket 1 is further provided with a handle 9 at the end away from the driving device, so as to facilitate the user to move the mushroom crop picking device, and the controller is further arranged on the handle 9, so as to facilitate the user to control the opening and closing of the driving device through the controller, thereby controlling the rotation of the trigger 2 between the first position and the second position.

[0048] The principle and implementation mode of the utility model are described by applying specific examples, and the above embodiment is only used for helping to understand the method and core idea of the utility model; meanwhile, for the general technical personnel in the field, the specific implementation mode and application range will be changed according to the idea of the utility model. In conclusion, the content of the specification should not be understood as the limitation of the utility model.

Claims

1. A mushroom crop harvesting apparatus, characterised in that: The application relates to a cutting device for mushroom stems, which comprises a support, a driving device, a trigger, a torsion element, a cutter and a first limiting piece, the driving device is fixed on the support, the output shaft of the driving device is connected with the trigger, one end of the torsion element is connected with the trigger, the other end of the torsion element is connected with the cutter, the first limiting piece is movably arranged on the support in a direction perpendicular to the cutter, the cutter is rotationally connected with the support, the rotation axis of the cutter is parallel to the output shaft of the driving device, the first limiting piece passes through the cutter and can limit the rotation of the cutter in a limiting state, the first limiting piece is separated from the cutter in a releasing state, the driving device can drive the trigger to rotate from a first position to a second position in a first rotation direction, the rotation of the trigger relative to the cutter can drive the torsion element to deform, the trigger can be partially covered on the outside of a mushroom crop in a circumferential direction of the mushroom crop and can abut against the first limiting piece when the trigger rotates to the second position, so that the first limiting piece changes from the limiting state to the releasing state, and the cutter rotates to cut the mushroom stem under the action of the torsion element.

2. The mushroom crop harvester of claim 1, wherein The trigger is a semicircular ring body, a hollow part of the trigger is a cutting area, the mushroom stem enters the cutting area when the trigger rotates from the first position to the second position, and the cutter rotates to cover the cutting area and cuts the mushroom stem under the action of the torsion element.

3. The device of claim 2, wherein, A second limiting piece is arranged on the trigger, and the second limiting piece is used for limiting the continuous rotation of the cutter after the cutter cuts the mushroom stem.

4. The mushroom crop harvester of claim 3, wherein The driving device can also drive the trigger to rotate from the second position to the first position in a second rotation direction, the second rotation direction is opposite to the first rotation direction, the cutter is reset along with the trigger under the action of the second limiting piece when the trigger rotates to the first position, the cutter can abut against the first limiting piece and drive the first limiting piece to move above the cutter during the resetting process of the cutter, and then the first limiting piece can pass through the cutter and return to the limiting state under the action of gravity.

5. The device of claim 4, wherein the device is configured to be used in a mushroom growing operation. The support comprises a fixed shaft, a rotating shaft and a transverse plate, the driving device is fixed in the interior of the fixed shaft and close to an end position, the output shaft of the driving device is connected with the rotating shaft, the end of the rotating shaft is internally provided with a hole and is installed with a pressure detection device; the transverse plate is fixedly connected with the end of the fixed shaft close to the driving device, at least two constraint columns are arranged on the transverse plate and the trigger in an interval mode, and each constraint column is used for abutting around the mushroom crop when the trigger is in the second position.

6. The device of claim 5, wherein, The first limiting piece comprises a first side wing, a first vertical rod, a horizontal connecting rod, a second vertical rod and a second side wing distributed in sequence in a first rotating direction, the first vertical rod and the second vertical rod are connected by the horizontal connecting rod, the first side wing is arranged on the bottom end of the first vertical rod and protrudes away from the horizontal connecting rod, the second side wing is arranged on the bottom end of the second vertical rod and protrudes away from the horizontal connecting rod, a limiting hole is formed in the cutter along a direction perpendicular to the cutter, in the limiting state, the second side wing passes through the limiting hole and can limit the rotation of the cutter, the first side wing has a first inclined surface, the vertical distance of the first inclined surface to the first vertical rod gradually increases in the first rotating direction, the side edge of the trigger piece is provided with a second inclined surface corresponding to the first inclined surface, when the trigger piece rotates in the first direction, the first side wing moves upward under the abutting action of the second inclined surface and can drive the second side wing to move out of the cutter.

7. The device of claim 6, wherein the device is configured to be used in a mushroom growing operation. The second side wing has a third inclined surface, the vertical distance of the third inclined surface to the second vertical rod gradually increases in a second rotating direction, the side edge of the cutter is provided with a fourth inclined surface corresponding to the third inclined surface, when the cutter is driven by the trigger piece to rotate in the second direction, the second side wing moves upward above the cutter under the abutting action of the fourth inclined surface.

8. The device of claim 7, wherein the device is configured to be used in a mushroom growing operation. Two through holes are formed in the horizontal partition plate, the first vertical rod and the second vertical rod pass through the two through holes respectively, when the first limiting piece moves upward to the releasing state, the horizontal partition plate abuts against the first side wing and the second side wing to limit the first limiting piece from continuing to move upward, when the first limiting piece moves downward to the limiting state, the horizontal partition plate between the two through holes supports the horizontal connecting rod to limit the first limiting piece from continuing to move downward.

9. The device of claim 8, wherein, A collecting disc is further connected to the support, the collecting disc is arranged in a spaced manner with the horizontal partition plate, a suction device is arranged above the mushroom crops, the suction device passes through the collecting disc, a discharge port of the suction device is arranged above the collecting disc, and the suction device can suck the picked mushroom crops to the collecting disc.

10. The device of claim 9, wherein, The suction device comprises a suction pipeline and an air extractor, an inlet of the suction pipeline is arranged above the mushroom crops, the suction pipeline passes through the collecting disc, a discharge port is formed on the side wall of the collecting disc, a guide plate is arranged in the suction pipeline in a corresponding position of the discharge port, the distance from the guide plate to the inner wall of the suction pipeline gradually decreases from bottom to top, and a ventilation hole is formed in the guide plate. The air extractor is connected to and communicates with the end of the suction pipeline close to the discharge port.

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