CN220630405U - Edible fungus planting and picking device - Google Patents

Edible fungus planting and picking device Download PDF

Info

Publication number
CN220630405U
CN220630405U CN202322174077.8U CN202322174077U CN220630405U CN 220630405 U CN220630405 U CN 220630405U CN 202322174077 U CN202322174077 U CN 202322174077U CN 220630405 U CN220630405 U CN 220630405U
Authority
CN
China
Prior art keywords
screw rod
bottom box
box
wall
motor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202322174077.8U
Other languages
Chinese (zh)
Inventor
张梦帆
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Henan Tianzhongsu Yahu Agricultural Development Co ltd
Original Assignee
Henan Tianzhongsu Yahu Agricultural Development Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Henan Tianzhongsu Yahu Agricultural Development Co ltd filed Critical Henan Tianzhongsu Yahu Agricultural Development Co ltd
Priority to CN202322174077.8U priority Critical patent/CN220630405U/en
Application granted granted Critical
Publication of CN220630405U publication Critical patent/CN220630405U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Harvesting Machines For Specific Crops (AREA)

Abstract

The utility model belongs to the technical field of edible fungus picking equipment, in particular to an edible fungus planting and picking device, which comprises a bottom box, wherein a top box is fixedly arranged at the top of the bottom box, a first motor is fixedly arranged on the inner wall of the left side of the top box, an output shaft of the first motor is rotationally connected with the inner wall of the right side of the top box, and the inner wall of the top of the bottom box and the inner wall of the bottom are fixedly provided with the same partition plate; the same belt hole is formed between the bottom box and the top box, the belt hole is formed in the left side of the partition plate, a through hole is formed in the right side of the bottom box, and a lifting mechanism is arranged on the bottom box. The utility model has reasonable design, can realize the purpose of cutting and picking edible fungi with different heights by adjusting the cutting knife to the proper height of the edible fungi through the lifting mechanism, can realize the purpose of avoiding the sealing deterioration caused by difficult scattering of water vapor emitted by the edible fungi through the reciprocating mechanism and the fan mechanism, and can realize the purpose of avoiding influencing the collection quality of the edible fungi.

Description

Edible fungus planting and picking device
Technical Field
The utility model relates to the technical field of edible fungus picking equipment, in particular to an edible fungus planting and picking device.
Background
Edible fungi refer to mushrooms (large fungi) which are large in fruiting body and can be eaten, and are commonly called mushrooms. There are 350 kinds of edible fungi known in China, wherein the edible fungi belong to Basidiomycotina, and the edible fungi are commonly selected from Lentinus Edodes, straw mushrooms, agaricus campestris, auricularia, tremella, hericium Erinaceus, dictyophora Indusiata, tricholoma matsutake, rumex, ganoderma, cordyceps, truffle, pleurotus nebrodensis and Boletus.
At present, an edible fungi picking device of Chinese patent bulletin with bulletin number of CN216088040U comprises a base, wherein a control box is fixedly arranged on the base, a sliding sleeve is connected in a sliding manner in the control box, a through hole for the sliding sleeve to slide up and down is formed in the side wall of the control box, a lifting assembly is arranged in the control box, a sliding rod is connected in the sliding manner in the sliding sleeve, one end of the sliding rod is fixedly connected with a cutting assembly, and limiting assemblies are arranged at two ends of the sliding rod; the outer wall of the control box is fixedly provided with check latches, the check latches are positioned at two sides of the through hole, the sliding sleeve is hinged with two clamping plates matched with the check latches, each clamping plate is hinged with a connecting rod, one ends of the two connecting rods, which are far away from the clamping plates, are mutually hinged, and the hinge points of the two connecting rods are fixedly connected with counterweight balls; the base is fixedly connected with a limit seat, a collecting box for containing edible fungi is arranged in the limit seat, and the bottom of the base is provided with rollers; the utility model can cut edible fungi, is convenient for picking, improves the picking rate of the edible fungi and reduces the defects of manual picking.
In practical use, the existing edible fungi picking device is found to be stored through the collecting box after edible fungi are picked, but because the edible fungi contain a large amount of moisture, the edible fungi can be heated to generate water vapor under the influence of air temperature when being stored in the collecting box, if the water vapor is not ventilated and dispersed, the edible fungi can be caused to be covered and degenerated, the edible fungi can be easily caused to be covered and degenerated when being collected, and the quality of the edible fungi is reduced, so that the edible fungi planting and picking device is provided for solving the problems.
Disclosure of Invention
The utility model aims to solve the problems in the prior art: when the edible fungi are collected, the edible fungi are easy to be covered and deteriorated, so that the quality of the edible fungi is reduced.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the edible fungus planting and picking device comprises a bottom box, wherein a top box is fixedly arranged at the top of the bottom box, a first motor is fixedly arranged on the inner wall of the left side of the top box, an output shaft of the first motor is rotationally connected with the inner wall of the right side of the top box, and the same partition plate is fixedly arranged on the inner wall of the top of the bottom box and the inner wall of the bottom box; the same belt hole is formed between the bottom box and the top box, the belt hole is formed on the left side of the partition plate, a through hole is formed on the right side of the bottom box, and a lifting mechanism is arranged on the bottom box; be provided with reciprocating mechanism between baffle and the base tank, be provided with same protection network between base tank and the baffle, the base tank left side is provided with the chamber door, and top case front side is provided with pushes away the handle, and the base tank front side is provided with collects the mouth, and the base tank bottom is provided with the universal wheel.
Preferably, the elevating system includes lead screw and thread bush, the lead screw is installed in rotation of base tank bottom inner wall, and the lead screw top extends to the base tank top, and the lead screw is located the baffle right side, and the thread bush is equipped with the thread bush on the lead screw, thread bush and through-hole looks adaptation, and thread bush right side is provided with picking mechanism, is provided with stop gear between thread bush and the base tank, and the lead screw top is provided with shaking mechanism.
Preferably, the picking mechanism comprises a connecting seat, a second motor and a cutting knife, wherein the connecting seat is fixedly arranged on the right side of the threaded sleeve, the second motor is arranged at the bottom of the connecting seat, and the cutting knife is fixedly arranged on an output shaft of the second motor.
Preferably, the stop gear includes gag lever post and pole hole, the same gag lever post of bottom box top inner wall and bottom inner wall fixed mounting, gag lever post are located the lead screw right side, have seted up the pole hole on the thread bush, gag lever post and pole hole sliding connection.
Preferably, the shaking mechanism comprises a rotating wheel and a screw rod, the rotating wheel is fixedly arranged at the top end of the screw rod, the screw rod is arranged at the top of the rotating wheel in a threaded manner, the bottom end of the screw rod extends to the lower portion of the rotating wheel, and the bottom end of the screw rod is matched with the top of the bottom box.
Preferably, the reciprocating mechanism comprises a reciprocating screw rod and a screw rod seat, the same reciprocating screw rod is rotatably arranged on the left inner wall of the left side of the bottom box and the left side of the partition plate, the reciprocating screw rod is positioned above the protective net, the screw rod seat is sleeved on the reciprocating screw rod, the bottom of the screw rod seat is provided with a fan mechanism, a sliding mechanism is arranged between the screw rod seat and the bottom box, and a transmission mechanism is arranged between the reciprocating screw rod and the first motor.
Preferably, the fan mechanism comprises a mounting frame and a fan, wherein the mounting frame is fixedly mounted at the bottom of the screw rod seat, and the fan is arranged in the mounting frame.
Preferably, the sliding mechanism comprises a sliding block and a sliding groove, the sliding block is arranged at the top of the screw rod seat, the sliding groove is formed in the inner wall of the top of the bottom box, and the sliding block is in sliding connection with the sliding groove.
Preferably, the transmission mechanism comprises two belt pulleys and a belt, the belt pulleys are fixedly arranged on the output shaft of the first motor and the reciprocating screw rod, one belt pulley is positioned in the top box, the other belt pulley is positioned in the bottom box, the other belt pulley is positioned on the right side of the screw rod seat, and the belt is sleeved on the two belt pulleys in a transmission way.
The utility model has the beneficial effects that:
1. through the cooperation of the screw rod, the rotating wheel, the screw rod and the threaded sleeve, the threaded sleeve can be driven to move up and down by shaking the rotating wheel through the screw rod, and through the cooperation of the screw rod sleeve, the connecting seat, the second motor and the cutting knife, the threaded sleeve can drive the cutting knife to move up and down, the cutting knife can be adjusted to the proper height of edible fungi, and the aim of cutting and picking edible fungi with different heights can be realized;
2. through the cooperation of installing frame and fan, accelerate the air velocity in the collection mouth through the fan, can ventilate the dehumidification purpose with the domestic fungus of collecting in the base case, through the cooperation of first motor, two belt pulleys and belt, can realize driving reciprocating screw and rotate, through reciprocating screw, the cooperation of lead screw seat, installing frame and fan, can drive the fan through reciprocating screw and control reciprocating motion, can realize that the fan carries out even blowing to the domestic fungus in the base case, can realize avoiding the steam that the domestic fungus gives off is difficult for dispelling and leads to stuffy purpose of covering the deterioration, can realize avoiding influencing the domestic fungus and collect the purpose of quality.
Drawings
FIG. 1 is a schematic perspective view of a picking device for planting edible fungi according to the present utility model;
fig. 2 is a schematic diagram of a front view cross-section structure of an edible fungi planting picker according to the present utility model;
fig. 3 is a schematic diagram of a part A of the edible fungi planting and picking device.
In the figure: 1. a bottom box; 2. a top box; 3. a first motor; 4. a partition plate; 5. a screw rod; 6. a thread sleeve; 7. a connecting seat; 8. a second motor; 9. a cutting knife; 10. a through hole; 11. a limit rod; 12. a rotating wheel; 13. a screw; 14. a reciprocating screw rod; 15. a screw rod seat; 16. a mounting frame; 17. a fan; 18. a slide block; 19. a chute; 20. a belt pulley; 21. a belt; 22. a collection port; 23. a pushing handle; 24. a protective net; 25. and a universal wheel.
Detailed Description
The technical scheme of the present utility model will be clearly and completely described in connection with specific embodiments. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1-3, an edible fungi planting and picking device comprises a bottom box 1, wherein a top box 2 is fixedly arranged at the top of the bottom box 1, a first motor 3 is fixedly arranged on the inner wall of the left side of the top box 2, an output shaft of the first motor 3 is rotationally connected with the inner wall of the right side of the top box 2, and the same partition board 4 is fixedly arranged on the inner wall of the top of the bottom box 1 and the inner wall of the bottom; the same belt hole is formed between the bottom case 1 and the top case 2, the belt hole is positioned on the left side of the partition board 4, the right side of the bottom case 1 is provided with a through hole 10, and the bottom case 1 is provided with a lifting mechanism; a reciprocating mechanism is arranged between the partition plate 4 and the bottom box 1, the same protective net 24 is arranged between the bottom box 1 and the partition plate 4, a box door is arranged on the left side of the bottom box 1, a pushing handle 23 is arranged on the front side of the top box 2, a collecting opening 22 is arranged on the front side of the bottom box 1, and universal wheels 25 are arranged at the bottom of the bottom box 1.
In this embodiment, elevating system includes lead screw 5 and thread bush 6, and lead screw 5 is installed in rotation of the inner wall of bottom box 1 bottom, and lead screw 5 top extends to bottom box 1 top, and lead screw 5 is located baffle 4 right side, and the thread bush is equipped with thread bush 6 on the lead screw 5, and thread bush 6 and through-hole 10 looks adaptation are provided with picking mechanism on thread bush 6 right side, are provided with stop gear between thread bush 6 and bottom box 1, and the lead screw 5 top is provided with shaking mechanism, through being provided with elevating system for lead screw 5 can drive thread bush 6 and reciprocate, can realize driving the purpose that second motor 8 and cutting knife 9 reciprocate through connecting seat 7.
In this embodiment, picking mechanism includes connecting seat 7, second motor 8 and cutting knife 9, and thread bush 6 right side fixed mounting has connecting seat 7, and connecting seat 7 bottom is provided with second motor 8, and fixed mounting has cutting knife 9 on the 8 output shafts of second motor, through being provided with picking mechanism for second motor 8 can drive cutting knife 9 rotation, can realize driving cutting knife 9 to the purpose of cutting the picking of edible fungi.
In this embodiment, stop gear includes gag lever post 11 and pole hole, and 1 top inner wall of the bottom tank and bottom inner wall fixed mounting have same gag lever post 11, and gag lever post 11 is located lead screw 5 right side, has seted up the pole hole on the thread bush 6, and gag lever post 11 and pole hole sliding connection for through being provided with stop gear, thread bush 6 can slide on gag lever post 11, can realize the purpose that thread bush 6 is more stable when reciprocating.
In this embodiment, shake the mechanism and include runner 12 and screw rod 13, runner 12 is fixed mounting on lead screw 5 top, and screw rod 13 is installed to runner 12 top screw thread, and screw rod 13 bottom extends to runner 12 below, and screw rod 13 bottom and the adaptation of base case 1 top are through being provided with shake the mechanism for hold screw rod 13 can shake runner 12, can realize driving lead screw 5 pivoted purpose.
In this embodiment, the reciprocating mechanism includes reciprocating screw 14 and screw seat 15, and the same reciprocating screw 14 is installed in the left side inner wall of the base case 1 and the left side rotation of baffle 4, and reciprocating screw 14 is located protection network 24 top, and the screw thread cover is equipped with screw seat 15 on the reciprocating screw 14, and screw seat 15 bottom is provided with fan mechanism, is provided with slide mechanism between screw seat 15 and the base case 1, is provided with drive mechanism between reciprocating screw 14 and the first motor 3, through being provided with reciprocating mechanism for reciprocating screw 14 can drive screw seat 15 and control reciprocating motion, can realize driving the purpose of fan 17 left and right reciprocating motion through installing frame 16.
In this embodiment, the fan mechanism includes a mounting frame 16 and a fan 17, the bottom of the screw seat 15 is fixedly mounted with the mounting frame 16, and the fan 17 is disposed in the mounting frame 16.
In this embodiment, slide mechanism includes slider 18 and spout 19, and the lead screw seat 15 top is provided with slider 18, and spout 19 has been seted up to the bottom box 1 top inner wall, slider 18 and spout 19 sliding connection for the air velocity of flow in the bottom box 1 can be quickened to fan 17 through being provided with fan mechanism, can carry out the purpose of ventilation dehumidification with the domestic fungus of collecting in the bottom box 1.
In this embodiment, the transmission mechanism includes two belt pulleys 20 and a belt 21, the belt pulleys 20 are fixedly installed on the output shaft of the first motor 3 and the reciprocating screw 14, one belt pulley 20 is located in the top box 2, the other belt pulley 20 is located in the bottom box 1, the other belt pulley 20 is located on the right side of the screw seat 15, the belt 21 is sleeved on the two belt pulleys 20, and the transmission mechanism is arranged, so that the first motor 3 can drive the reciprocating screw 14 to rotate.
In the utility model, when in use, the pushing handle 23 is held to push the top box 2, the universal wheel 25 can be driven to roll through the bottom box 1, the cutting knife 9 can be driven to move back and forth through the universal wheel 25, the rotating wheel 12 is rocked through the holding screw 13 to drive the screw rod 5 to rotate, the thread bush 6 can be driven to move up and down, the cutting knife 9 can be driven to move up and down through the connecting seat 7 and the second motor 8, the aim of cutting and picking edible fungi with different heights can be realized, the cutting knife 9 can be driven to rotate through the starting of the second motor 8, the bottom box 1 and the cutting knife 9 are driven to move back through the pushing handle 23, can realize cutting the purpose of picking to the domestic fungus, put into the base case 1 through collecting the mouth 22 with the rear side domestic fungus is picked in the cutting, through starting the fan 17, can accelerate the air velocity of flow in collecting the mouth 22 through the fan 17, can ventilate the purpose of dehumidification with the domestic fungus of collecting in the base case 1, through starting first motor 3, can drive reciprocating screw 14 through two belt pulleys 20 and belt 21 and rotate, can drive the fan 17 through installing frame 16 and control reciprocating motion, can realize that the fan 17 carries out even blowing to the domestic fungus in the base case 1, can realize avoiding the steam that the domestic fungus sporadic is difficult for dispelling and leads to stuffy and to sealing the rotten purpose, can realize avoiding influencing the domestic fungus and collect the purpose of quality.
The edible fungi planting and picking device provided by the utility model is described in detail. The principles and embodiments of the present utility model have been described herein with reference to specific examples, which are intended to be merely illustrative of the methods of the present utility model and their core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.

Claims (9)

1. The edible fungus planting and picking device is characterized by comprising a bottom box (1), wherein a top box (2) is fixedly arranged at the top of the bottom box (1), a first motor (3) is fixedly arranged on the inner wall of the left side of the top box (2), an output shaft of the first motor (3) is rotationally connected with the inner wall of the right side of the top box (2), and the same partition plate (4) is fixedly arranged on the inner wall of the top and the inner wall of the bottom box (1); the lifting device is characterized in that the same belt hole is formed between the bottom box (1) and the top box (2), the belt hole is formed in the left side of the partition board (4), a through hole (10) is formed in the right side of the bottom box (1), and a lifting mechanism is arranged on the bottom box (1);
be provided with reciprocating mechanism between baffle (4) and base case (1), be provided with same protection network (24) between base case (1) and baffle (4), base case (1) left side is provided with the chamber door, top case (2) front side is provided with pushes away handle (23), base case (1) front side is provided with collects mouth (22), base case (1) bottom is provided with universal wheel (25).
2. The edible fungus seed planting and picking device according to claim 1, wherein the lifting mechanism comprises a screw rod (5) and a thread bush (6), the screw rod (5) is rotatably installed on the inner wall of the bottom box (1), the top end of the screw rod (5) extends to the upper side of the bottom box (1), the screw rod (5) is positioned on the right side of the partition plate (4), the thread bush (6) is arranged on the screw rod (5), the thread bush (6) is matched with the through hole (10), the picking mechanism is arranged on the right side of the thread bush (6), a limiting mechanism is arranged between the thread bush (6) and the bottom box (1), and the shaking mechanism is arranged on the top end of the screw rod (5).
3. The edible fungus seed planting picking device according to claim 2, wherein the picking mechanism comprises a connecting seat (7), a second motor (8) and a cutting knife (9), the connecting seat (7) is fixedly installed on the right side of the threaded sleeve (6), the second motor (8) is arranged at the bottom of the connecting seat (7), and the cutting knife (9) is fixedly installed on an output shaft of the second motor (8).
4. The edible fungus seed picking device according to claim 2, wherein the limiting mechanism comprises a limiting rod (11) and a rod hole, the same limiting rod (11) is fixedly arranged on the inner wall of the top and the inner wall of the bottom box (1), the limiting rod (11) is positioned on the right side of the screw rod (5), the rod hole is formed in the threaded sleeve (6), and the limiting rod (11) is in sliding connection with the rod hole.
5. The edible fungus seed planting and picking device according to claim 2, wherein the shaking mechanism comprises a rotating wheel (12) and a screw rod (13), the rotating wheel (12) is fixedly installed at the top end of the screw rod (5), the screw rod (13) is installed at the top thread of the rotating wheel (12), the bottom end of the screw rod (13) extends to the lower part of the rotating wheel (12), and the bottom end of the screw rod (13) is matched with the top of the bottom box (1).
6. The edible fungus seed planting and picking device according to claim 1, wherein the reciprocating mechanism comprises a reciprocating screw rod (14) and a screw rod seat (15), the same reciprocating screw rod (14) is rotatably arranged on the left inner wall of the bottom box (1) and the left side of the partition plate (4), the reciprocating screw rod (14) is positioned above the protective net (24), the screw rod seat (15) is sleeved on the reciprocating screw rod (14) in a threaded manner, a fan mechanism is arranged at the bottom of the screw rod seat (15), a sliding mechanism is arranged between the screw rod seat (15) and the bottom box (1), and a transmission mechanism is arranged between the reciprocating screw rod (14) and the first motor (3).
7. The edible fungus seed picking device according to claim 6, wherein the fan mechanism comprises a mounting frame (16) and a fan (17), the mounting frame (16) is fixedly arranged at the bottom of the screw rod seat (15), and the fan (17) is arranged in the mounting frame (16).
8. The edible fungus seed picking device according to claim 6, wherein the sliding mechanism comprises a sliding block (18) and a sliding groove (19), the sliding block (18) is arranged at the top of the screw rod seat (15), the sliding groove (19) is formed in the inner wall of the top of the bottom box (1), and the sliding block (18) is in sliding connection with the sliding groove (19).
9. The edible fungus seed picking device according to claim 6, wherein the transmission mechanism comprises two belt pulleys (20) and a belt (21), the belt pulleys (20) are fixedly arranged on the output shaft of the first motor (3) and the reciprocating screw (14), one belt pulley (20) is positioned in the top box (2), the other belt pulley (20) is positioned in the bottom box (1), the other belt pulley (20) is positioned on the right side of the screw seat (15), and the belt (21) is sleeved on the transmission sleeve of the two belt pulleys (20).
CN202322174077.8U 2023-08-14 2023-08-14 Edible fungus planting and picking device Active CN220630405U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202322174077.8U CN220630405U (en) 2023-08-14 2023-08-14 Edible fungus planting and picking device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202322174077.8U CN220630405U (en) 2023-08-14 2023-08-14 Edible fungus planting and picking device

Publications (1)

Publication Number Publication Date
CN220630405U true CN220630405U (en) 2024-03-22

Family

ID=90296273

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202322174077.8U Active CN220630405U (en) 2023-08-14 2023-08-14 Edible fungus planting and picking device

Country Status (1)

Country Link
CN (1) CN220630405U (en)

Similar Documents

Publication Publication Date Title
CN109453982A (en) A kind of working method of agricultural grain collecting processing integrated apparatus
CN109465194A (en) A kind of agricultural grain collecting processing integrated apparatus
CN205912494U (en) Weeder of careless device is inhaled in area
CN220630405U (en) Edible fungus planting and picking device
CN116569794B (en) Edible fungus picking device
CN2501293Y (en) Jujube gathering machine
CN200991687Y (en) Tea vacuum wind-sorting machine
CN208228908U (en) A kind of family's electric vacuum cleaner with crushing sundries function
CN215582644U (en) Fruit picking and collecting integrated device
CN110476609A (en) Low damaging fruit picker
CN211532149U (en) Edible mushroom picking device
CN111990180A (en) Bedstead is cultivateed to fungus mushroom
CN213819500U (en) Agricultural is with catching case
CN101611672A (en) The dressing mechanism of back-pack electric air-flow cotton, fruit picking
CN216673871U (en) Mowing robot
CN102077739B (en) Squirrel cage electric airflow bearing type cotton and fruit picking machine
CN218736118U (en) A tea garden trimming means for tealeaves is planted
CN109482495A (en) A kind of rice skin negative pressure separating mechanism of black rice decortication
CN219780967U (en) Konjak seed storage equipment
CN219424939U (en) Detection equipment for seed screening
CN110476610A (en) Multifunctional fruit seed harvester
CN218998940U (en) Tea garden tea tree trimmer
CN109205247B (en) Edible mushroom direction sorting unit of saving cost
CN220759946U (en) Maize seed processing storage device
CN218337179U (en) Grass cutter

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant