CN206674523U - Self-action pineapple harvester - Google Patents
Self-action pineapple harvester Download PDFInfo
- Publication number
- CN206674523U CN206674523U CN201720445003.5U CN201720445003U CN206674523U CN 206674523 U CN206674523 U CN 206674523U CN 201720445003 U CN201720445003 U CN 201720445003U CN 206674523 U CN206674523 U CN 206674523U
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- frame
- pineapple
- electric motor
- motor wheel
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Abstract
A kind of self-action pineapple harvester provided by the utility model, belong to the technical field of agricultural machinery, including automatic travelling device, auto-telescopic mechanism and automatic picking mechanism.Automatic travelling device ensures that machine can be in field different zones operation, and auto-telescopic mechanism is used to aid in the harvesting work for completing pineapple, and automatic picking mechanism is used for the harvesting and crawl for completing pineapple, and the automaticity of whole operation process is high.The utility model is for the heavy pineapple harvesting work in Hainan Region, devise self-action pineapple harvester, with flexible structure, it is easy for installation the characteristics of, the mechanized harvesting of field difference location pineapple can be met, and the weight of harvesting pineapple can be shown automatically, labor intensity is significantly reduced, improves the efficiency of pineapple harvesting, mechanization and the automation development that may advantageously facilitate tropical fruit (tree) pineapple industry are horizontal.
Description
Technical field
A kind of tropical fruit (tree) harvesting machinery involved by the utility model, and in particular to a kind of self-action pineapple harvester, category
In the technical field of agricultural machinery.
Background technology
Hainan is the main product of China tropical fruit (tree) pineapple, and current pineapple relies primarily on artificial harvesting, causes harvesting to be worked
Intensity is big, efficiency is low, with being continuously increased for artificial harvesting cost, needs badly and realizes pineapple harvesting mechanization and automation；Hainan
Pineapple cultivation area is big, and the domestic market demand to pineapple is huge, and at the same time, automatic technology is set in agricultural machinery
Meter field with reaching its maturity, this provides favourable technical conditions and application background for exploitation self-action pineapple harvester.
The content of the invention
The problem of in order to overcome the artificial harvest efficiency of tropical fruit (tree) pineapple low, and labor intensity is reduced, the utility model
Devise a kind of self-action pineapple harvester, it is intended to promote the level of Hainan Region pineapple harvesting mechanization and automation.
A kind of self-action pineapple harvester provided by the utility model, including automatic travelling device（1）, auto-telescopic mechanism
（2）With automatic picking mechanism（3）.
In above-mentioned self-action pineapple harvester, the automatic travelling device（1）Including frame（11）, Electric Motor Wheel（12）、
Auxiliary wheel（13）, column（14）Top cover（15）, pineapple weight display screen（16）, extension and contraction control button（17）, harvesting control button
（18）, Electric Motor Wheel shift knob（19）, Electric Motor Wheel speed governing button（110）, Electric Motor Wheel kinematic parameter display screen（111）Received with pineapple
Collect plate（112）.
In above-mentioned self-action pineapple harvester, the auto-telescopic mechanism（2）Including connecting rod A（21）, hydraulic cylinder A
（22）, hydraulic stem A（23）, fixing end（24）, support plate（25）, contiguous block（26）, balancing pole A（27）With balancing pole B（28）.
In above-mentioned self-action pineapple harvester, the automatic picking mechanism（3）Including connecting rod B（31）, hydraulic cylinder B
（32）, hydraulic stem B（33）, top plate（34）, connecting rod A（35）, connecting rod B（36）, portable plate A（37）, frame folder A（38）, shear plate A
（39）, shear plate B（310）, frame folder B（311）With portable plate B（312）.
In above-mentioned self-action pineapple harvester, the Electric Motor Wheel（12）Installed in the frame（11）Lower section, and institute
State Electric Motor Wheel（12）With the frame（11）Connected by revolute pair, the auxiliary wheel（13）Installed in the frame（11）Under
Side, and the auxiliary wheel（13）With the frame（11）Connected by revolute pair, the column（14）It is welded on the frame
（11）Top, and the column（14）With the frame（11）Vertically, the top cover（15）It is welded on the column（14）
With the frame（11）Top, the pineapple weight display screen（16）Installed in the frame（11）Top, it is described flexible
Control button（17）With the harvesting control button（18）Installed in the frame（11）Top, and the extension and contraction control is pressed
Button（17）With the harvesting control button（18）Positioned at the pineapple weight display screen（16）Inner side, the extension and contraction control button
（17）With the hydraulic cylinder A（22）It is electrically connected with, the harvesting control button（18）With the hydraulic cylinder B（32）It is electrically connected with,
The Electric Motor Wheel kinematic parameter display screen（111）Installed in the frame（11）Top, the Electric Motor Wheel shift knob（19）
With the Electric Motor Wheel speed governing button（110）Installed in the frame（11）Top, and the Electric Motor Wheel shift knob（19）
With the Electric Motor Wheel speed governing button（110）Positioned at the Electric Motor Wheel kinematic parameter display screen（111）Inner side, the Electric Motor Wheel opens
Close button（19）With the Electric Motor Wheel speed governing button（110）It is electrically connected with the Electric Motor Wheel, the pineapple collecting board（112）Gu
Dingan County is mounted in the frame（11）On.
In above-mentioned self-action pineapple harvester, the connecting rod A（21）Installed in the top cover（15）In, the connection
Bar A（21）It is fixed in the hydraulic cylinder A（22）Upper end, the hydraulic stem A（23）It is nested in the hydraulic cylinder A（22）Inside,
And the hydraulic stem A（23）With the hydraulic cylinder A（22）Form prismatic pair, the hydraulic stem A（23）With the fixing end
（24）Connected by hinges, the fixing end（24）It is fixed in the support plate（25）Top, the contiguous block（26）It is affixed
In the support plate（25）Top, the contiguous block（26）Center is provided with circular hole and runs through the support plate（25）, it is described flat
Weigh bar A（27）With the balancing pole B（28）It is fixedly mounted on the support plate（25）Top, and the balancing pole A（27）
With the balancing pole B（28）It is symmetrically distributed in the contiguous block（26）Both sides.
In above-mentioned self-action pineapple harvester, the connecting rod B（31）It is fixed in the hydraulic cylinder B（32）Upper end,
The hydraulic stem B（33）It is nested in the hydraulic cylinder B（32）Inside, and the hydraulic stem B（33）With the hydraulic cylinder B（32）
Form prismatic pair, the hydraulic cylinder B（32）Fixation is nested in the contiguous block（26）In the circular hole in center, the top plate（34）With
The portable plate A（37）Connected by revolute pair, the connecting rod A（35）With the portable plate A（37）Connected by revolute pair, institute
State top plate（34）With the portable plate B（312）Connected by revolute pair, the connecting rod B（36）With the portable plate B（312）It is logical
Cross revolute pair connection, the hydraulic stem B（33）With the connecting rod A（35）With the connecting rod B（36）Connected by the way that compound hinges is secondary,
The portable plate A（37）It is welded on the frame folder A（38）Side, the shear plate A（39）It is fixed in the frame folder A（38）On,
The portable plate B（312）It is welded on the frame folder B（311）Side, the shear plate B（310）It is fixed in the frame folder B（311）
On.
In above-mentioned self-action pineapple harvester, the automatic picking mechanism（3）For symmetrical structure, the connecting rod A（35）
With the connecting rod B（36）Physical dimension it is identical, the portable plate A（37）With the portable plate B（312）Physical dimension phase
Together, the frame folder A（38）B is pressed from both sides with the frame（311）Physical dimension it is identical, the shear plate A（39）With the shear plate B
（310）Physical dimension it is identical.
In above-mentioned self-action pineapple harvester, the balancing pole A（27）With the balancing pole B（28）Physical dimension phase
Together, the shear plate A（39）A is pressed from both sides with the frame（38）Between angle be 30 °, the shear plate B（310）B is pressed from both sides with the frame
（311）Between angle be 30 °.
Self-action pineapple harvester provided by the utility model has the advantages of flexible structure, easy for installation, beneficial effect
It is as follows：Automatic travelling device realizes that machine completes pineapple harvesting in field different zones, and telescoping mechanism is used to aid in completion same
The harvesting of the multiple pineapples in region, automatic picking mechanism are used for the automatic cutting and crawl for completing pineapple.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model.
Fig. 2 is automatic travelling device schematic diagram of the present utility model.
Fig. 3 is auto-telescopic mechanism schematic diagram of the present utility model.
Fig. 4 is automatic picking mechanism schematic diagram of the present utility model.
Each sequence number implication of accompanying drawing is：1- automatic travelling devices, 2- auto-telescopic mechanisms, the automatic picking mechanisms of 3-, 11-
Frame, 12- Electric Motor Wheels, 13- auxiliary wheels, 14- columns, 15- top covers, 16- pineapple weight display screens, 17- extension and contraction control buttons,
18- harvesting control buttons, 19- Electric Motor Wheel shift knobs, 110- Electric Motor Wheel speed governing buttons, 111- Electric Motor Wheel kinematic parameters are shown
Screen, 112- pineapple collecting boards, 21- connecting rods A, 22- hydraulic cylinder A, 23- hydraulic stem A, 24- fixing end, 25- support plates, 26- connect
Connect block, 27- balancing poles A, 28- balancing pole B, 31- connecting rod B, 32- hydraulic cylinder B, 33- hydraulic stem B, 34- top plate, 35- connecting rod A,
36- connecting rods B, 37- portable plate A, 38- frame press from both sides A, 39- shear plates A, 310- shear plate B, 311- frame folder B, 312- portable plates B.
Embodiment
In order that aufbauprinciple, technological means, the course of work and structure function that the utility model is realized are easy to understand, under
Face further illustrates its specific embodiment with reference to accompanying drawing.
Referring to Fig. 1, the self-action pineapple harvester includes automatic travelling device（1）, auto-telescopic mechanism（2）With oneself
Dynamic picking mechanism（3）.
Referring to Fig. 2, the automatic travelling device（1）Including frame（11）, Electric Motor Wheel（12）, auxiliary wheel（13）, column
（14）Top cover（15）, pineapple weight display screen（16）, extension and contraction control button（17）, harvesting control button（18）, Electric Motor Wheel switch
Button（19）, Electric Motor Wheel speed governing button（110）, Electric Motor Wheel kinematic parameter display screen（111）With pineapple collecting board（112）.
Referring to Fig. 3, the auto-telescopic mechanism（2）Including connecting rod A（21）, hydraulic cylinder A（22）, hydraulic stem A（23）、
Fixing end（24）, support plate（25）, contiguous block（26）, balancing pole A（27）With balancing pole B（28）.
Referring to Fig. 4, the automatic picking mechanism（3）Including connecting rod B（31）, hydraulic cylinder B（32）, hydraulic stem B（33）、
Top plate（34）, connecting rod A（35）, connecting rod B（36）, portable plate A（37）, frame folder A（38）, shear plate A（39）, shear plate B（310）、
Frame presss from both sides B（311）With portable plate B（312）.
Referring to Fig. 2, Fig. 3 and Fig. 4, the Electric Motor Wheel（12）Installed in the frame（11）Lower section, and the Electric Motor Wheel
（12）With the frame（11）Connected by revolute pair, the auxiliary wheel（13）Installed in the frame（11）Lower section, and institute
State auxiliary wheel（13）With the frame（11）Connected by revolute pair, the column（14）It is welded on the frame（11）It is upper
Side, and the column（14）With the frame（11）Vertically, the top cover（15）It is welded on the column（14）With the machine
Frame（11）Top, the pineapple weight display screen（16）Installed in the frame（11）Top, the extension and contraction control button
（17）With the harvesting control button（18）Installed in the frame（11）Top, and the extension and contraction control button（17）With
The harvesting control button（18）Positioned at the pineapple weight display screen（16）Inner side, the extension and contraction control button（17）With it is described
Hydraulic cylinder A（22）It is electrically connected with, the harvesting control button（18）With the hydraulic cylinder B（32）It is electrically connected with, the Electric Motor Wheel
Kinematic parameter display screen（111）Installed in the frame（11）Top, the Electric Motor Wheel shift knob（19）With it is described electronic
Take turns speed governing button（110）Installed in the frame（11）Top, and the Electric Motor Wheel shift knob（19）With it is described electronic
Take turns speed governing button（110）Positioned at the Electric Motor Wheel kinematic parameter display screen（111）Inner side, the Electric Motor Wheel shift knob（19）
With the Electric Motor Wheel speed governing button（110）It is electrically connected with the Electric Motor Wheel, the pineapple collecting board（112）It is fixedly mounted on institute
State frame（11）On.
Referring to Fig. 3 and Fig. 2, the connecting rod A（21）Installed in the top cover（15）In, the connecting rod A（21）It is affixed
In the hydraulic cylinder A（22）Upper end, the hydraulic stem A（23）It is nested in the hydraulic cylinder A（22）Inside, and the hydraulic pressure
Bar A（23）With the hydraulic cylinder A（22）Form prismatic pair, the hydraulic stem A（23）With the fixing end（24）Pass through hinges
Connection, the fixing end（24）It is fixed in the support plate（25）Top, the contiguous block（26）It is fixed in the support plate
（25）Top, the contiguous block（26）Center is provided with circular hole and runs through the support plate（25）, the balancing pole A（27）And institute
State balancing pole B（28）It is fixedly mounted on the support plate（25）Top, and the balancing pole A（27）With the balancing pole B
（28）It is symmetrically distributed in the contiguous block（26）Both sides.
Referring to Fig. 4 and Fig. 3, the connecting rod B（31）It is fixed in the hydraulic cylinder B（32）Upper end, the hydraulic stem B
（33）It is nested in the hydraulic cylinder B（32）Inside, and the hydraulic stem B（33）With the hydraulic cylinder B（32）Form prismatic pair,
The hydraulic cylinder B（32）Fixation is nested in the contiguous block（26）In the circular hole in center, the top plate（34）With the portable plate A
（37）Connected by revolute pair, the connecting rod A（35）With the portable plate A（37）Connected by revolute pair, the top plate（34）
With the portable plate B（312）Connected by revolute pair, the connecting rod B（36）With the portable plate B（312）Connected by revolute pair
Connect, the hydraulic stem B（33）With the connecting rod A（35）With the connecting rod B（36）Connected by the way that compound hinges is secondary, the portable plate
A（37）It is welded on the frame folder A（38）Side, the shear plate A（39）It is fixed in the frame folder A（38）On, the portable plate B
（312）It is welded on the frame folder B（311）Side, the shear plate B（310）It is fixed in the frame folder B（311）On.
Referring to Fig. 4, the automatic picking mechanism（3）For symmetrical structure, the connecting rod A（35）With the connecting rod B（36）'s
Physical dimension is identical, the portable plate A（37）With the portable plate B（312）Physical dimension it is identical, the frame presss from both sides A（38）With
The frame presss from both sides B（311）Physical dimension it is identical, the shear plate A（39）With the shear plate B（310）Physical dimension it is identical.
Referring to Fig. 3 and Fig. 4, the balancing pole A（27）With the balancing pole B（28）Physical dimension it is identical, the shearing
Plate A（39）A is pressed from both sides with the frame（38）Between angle be 30 °, the shear plate B（310）B is pressed from both sides with the frame（311）Between
Angle is 30 °.
Referring to Fig. 1 to Fig. 4, the application method for the self-action pineapple harvester that the utility model supplies is as follows, allows self-action spinach
Trailing plants harvester with entering pineapple cultivation, presses Electric Motor Wheel shift knob（19）Start machine, and according to actual conditions with electronic
Take turns speed governing button（110）Adjust Electric Motor Wheel（12）Speed, allow machine field walk, after machine reaches specified location, again
Press Electric Motor Wheel shift knob（19）Machine is set to stop walking；Then extension and contraction control button is pressed（17）It is worked to start harvesting
Journey, when automatic picking mechanism（3）When touching pineapple bottom, harvesting control button is pressed（18）Start picking process, make shearing
Plate A（39）With shear plate B（310）It is mutually closed and cuts pineapple handle, and pineapple is captured, while adjusts extension and contraction control button
（17）Collection process rationally is controlled, the pineapple of crawl is placed into pineapple collecting board（112）On, this completes a spinach
The automatic harvesting work of trailing plants.
It should be understood by those skilled in the art that the utility model is not restricted to the described embodiments, above-described embodiment and
Simply illustrate principle of the present utility model described in specification, on the premise of the spirit and scope of the utility model is not departed from,
The utility model also has various changes and modifications, and these changes and improvements both fall within claimed the scope of the utility model
It is interior.The utility model requires protection scope is by appended claims and its equivalent thereof.
Claims (3)
1. a kind of self-action pineapple harvester, including automatic travelling device（1）, auto-telescopic mechanism（2）With automatic picking mechanism
（3）, it is characterised in that：
The automatic travelling device（1）Including frame（11）, Electric Motor Wheel（12）, auxiliary wheel（13）, column（14）Top cover（15）, spinach
Trailing plants weight display screen（16）, extension and contraction control button（17）, harvesting control button（18）, Electric Motor Wheel shift knob（19）, Electric Motor Wheel
Speed governing button（110）, Electric Motor Wheel kinematic parameter display screen（111）With pineapple collecting board（112）；
The auto-telescopic mechanism（2）Including connecting rod A（21）, hydraulic cylinder A（22）, hydraulic stem A（23）, fixing end（24）, branch
Support plate（25）, contiguous block（26）, balancing pole A（27）With balancing pole B（28）；
The automatic picking mechanism（3）Including connecting rod B（31）, hydraulic cylinder B（32）, hydraulic stem B（33）, top plate（34）, connecting rod A
（35）, connecting rod B（36）, portable plate A（37）, frame folder A（38）, shear plate A（39）, shear plate B（310）, frame folder B（311）And work
Dynamic plate B（312）；
The Electric Motor Wheel（12）Installed in the frame（11）Lower section, and the Electric Motor Wheel（12）With the frame（11）Pass through
Revolute pair connects, the auxiliary wheel（13）Installed in the frame（11）Lower section, and the auxiliary wheel（13）With the frame
（11）Connected by revolute pair, the column（14）It is welded on the frame（11）Top, and the column（14）With institute
State frame（11）Vertically, the top cover（15）It is welded on the column（14）With the frame（11）Top, pineapple weight
Measure display screen（16）Installed in the frame（11）Top, the extension and contraction control button（17）With the harvesting control button
（18）Installed in the frame（11）Top, and the extension and contraction control button（17）With the harvesting control button（18）Position
In the pineapple weight display screen（16）Inner side, the extension and contraction control button（17）With the hydraulic cylinder A（22）It is electrically connected with, institute
State harvesting control button（18）With the hydraulic cylinder B（32）It is electrically connected with, the Electric Motor Wheel kinematic parameter display screen（111）Installation
In the frame（11）Top, the Electric Motor Wheel shift knob（19）With the Electric Motor Wheel speed governing button（110）Installed in institute
State frame（11）Top, and the Electric Motor Wheel shift knob（19）With the Electric Motor Wheel speed governing button（110）Positioned at described
Electric Motor Wheel kinematic parameter display screen（111）Inner side, the Electric Motor Wheel shift knob（19）With the Electric Motor Wheel speed governing button
（110）It is electrically connected with the Electric Motor Wheel, the pineapple collecting board（112）It is fixedly mounted on the frame（11）On；
The connecting rod A（21）Installed in the top cover（15）In, the connecting rod A（21）It is fixed in the hydraulic cylinder A（22）
Upper end, the hydraulic stem A（23）It is nested in the hydraulic cylinder A（22）Inside, and the hydraulic stem A（23）With the hydraulic pressure
Cylinder A（22）Form prismatic pair, the hydraulic stem A（23）With the fixing end（24）Connected by hinges, the fixing end
（24）It is fixed in the support plate（25）Top, the contiguous block（26）It is fixed in the support plate（25）Top, the connection
Block（26）Center is provided with circular hole and runs through the support plate（25）, the balancing pole A（27）With the balancing pole B（28）It is solid
Dingan County is mounted in the support plate（25）Top, and the balancing pole A（27）With the balancing pole B（28）It is symmetrically distributed in described
Contiguous block（26）Both sides；
The connecting rod B（31）It is fixed in the hydraulic cylinder B（32）Upper end, the hydraulic stem B（33）It is nested in the hydraulic pressure
Cylinder B（32）Inside, and the hydraulic stem B（33）With the hydraulic cylinder B（32）Form prismatic pair, the hydraulic cylinder B（32）Gu
Surely it is nested in the contiguous block（26）In the circular hole in center, the top plate（34）With the portable plate A（37）Connected by revolute pair
Connect, the connecting rod A（35）With the portable plate A（37）Connected by revolute pair, the top plate（34）With the portable plate B
（312）Connected by revolute pair, the connecting rod B（36）With the portable plate B（312）Connected by revolute pair, the hydraulic stem B
（33）With the connecting rod A（35）With the connecting rod B（36）Connected by the way that compound hinges is secondary, the portable plate A（37）It is welded on institute
State frame folder A（38）Side, the shear plate A（39）It is fixed in the frame folder A（38）On, the portable plate B（312）It is welded on institute
State frame folder B（311）Side, the shear plate B（310）It is fixed in the frame folder B（311）On.
2. self-action pineapple harvester as claimed in claim 1, it is characterised in that：The automatic picking mechanism（3）To be symmetrical
Structure, the connecting rod A（35）With the connecting rod B（36）Physical dimension it is identical, the portable plate A（37）With the portable plate B
（312）Physical dimension it is identical, the frame presss from both sides A（38）B is pressed from both sides with the frame（311）Physical dimension it is identical, the shear plate A
（39）With the shear plate B（310）Physical dimension it is identical.
3. self-action pineapple harvester as claimed in claim 1, it is characterised in that：The balancing pole A（27）With the balance
Bar B（28）Physical dimension it is identical, the shear plate A（39）A is pressed from both sides with the frame（38）Between angle be 30 °, the shearing
Plate B（310）B is pressed from both sides with the frame（311）Between angle be 30 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720445003.5U CN206674523U (en) | 2017-04-26 | 2017-04-26 | Self-action pineapple harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720445003.5U CN206674523U (en) | 2017-04-26 | 2017-04-26 | Self-action pineapple harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206674523U true CN206674523U (en) | 2017-11-28 |
Family
ID=60400728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720445003.5U Expired - Fee Related CN206674523U (en) | 2017-04-26 | 2017-04-26 | Self-action pineapple harvester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206674523U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106973625A (en) * | 2017-04-26 | 2017-07-25 | 海南大学 | Self-action pineapple harvester |
| CN108124586A (en) * | 2018-02-05 | 2018-06-08 | 河海大学常州校区 | Double-vane pineapple picking vehicle |
| CN108432451A (en) * | 2018-05-02 | 2018-08-24 | 南昌大学 | A kind of hand-pushed drum type pineapple picking machine |
| CN108450132A (en) * | 2018-05-21 | 2018-08-28 | 广州大学 | A kind of pineapple picker |
| CN108718673A (en) * | 2018-09-05 | 2018-11-02 | 北京石油化工学院 | Automatic pineapple picks collection device |
| CN109716920A (en) * | 2019-03-12 | 2019-05-07 | 滨州学院 | A kind of pineapple collection picker |
-
2017
- 2017-04-26 CN CN201720445003.5U patent/CN206674523U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106973625A (en) * | 2017-04-26 | 2017-07-25 | 海南大学 | Self-action pineapple harvester |
| CN108124586A (en) * | 2018-02-05 | 2018-06-08 | 河海大学常州校区 | Double-vane pineapple picking vehicle |
| CN108432451A (en) * | 2018-05-02 | 2018-08-24 | 南昌大学 | A kind of hand-pushed drum type pineapple picking machine |
| CN108432451B (en) * | 2018-05-02 | 2023-11-28 | 南昌大学 | Hand-push roller type pineapple picking machine |
| CN108450132A (en) * | 2018-05-21 | 2018-08-28 | 广州大学 | A kind of pineapple picker |
| CN108718673A (en) * | 2018-09-05 | 2018-11-02 | 北京石油化工学院 | Automatic pineapple picks collection device |
| CN109716920A (en) * | 2019-03-12 | 2019-05-07 | 滨州学院 | A kind of pineapple collection picker |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171128 Termination date: 20190426 |