CN112205172A - Chinese chestnut pickup - Google Patents
Chinese chestnut pickup Download PDFInfo
- Publication number
- CN112205172A CN112205172A CN202011150995.1A CN202011150995A CN112205172A CN 112205172 A CN112205172 A CN 112205172A CN 202011150995 A CN202011150995 A CN 202011150995A CN 112205172 A CN112205172 A CN 112205172A
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- rod body
- clamping spring
- rib
- key
- sliding sleeve
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D51/00—Apparatus for gathering together crops spread on the soil, e.g. apples, beets, nuts, potatoes, cotton, cane sugar
- A01D51/002—Apparatus for gathering together crops spread on the soil, e.g. apples, beets, nuts, potatoes, cotton, cane sugar for apples or nuts
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Food-Manufacturing Devices (AREA)
Abstract
The invention discloses a Chinese chestnut picker, which comprises a clamping spring, an upper rod body and a lower rod body penetrating into the upper rod body, wherein the lower rod body can linearly extend and retract relative to the upper rod body, an upper blocking table is formed at the lower end of the upper rod body, a lower blocking table is formed at the lower end of the lower rod body, a clamping spring is sleeved on the lower rod body and is positioned between the upper blocking table and the lower blocking table, when the lower rod body moves up and down, the clamping spring moves between a clamping state and a releasing state, when the clamping spring is in the clamping state, the distance between every two circles of clamping spring bodies is smaller than the diameter of a Chinese chestnut thorn, when the clamping spring is in the releasing state, the distance between every two circles of clamping spring bodies is larger than the diameter of the Chinese chestnut thorn, a sliding sleeve is arranged at the upper end of the lower rod body, a key rib is vertically and convexly arranged on the inner wall of the upper rod body, each key rib is composed of a left rib tenon and a right rib tenon, ribs are arranged at the tops, the outer wall of the sliding sleeve is provided with a convex key corresponding to the key groove, so that the sliding sleeve is not easy to damage and has long service life.
Description
Technical Field
The invention relates to the technical field of forestry manual tools, in particular to a Chinese chestnut pickup.
Background
The nut of the Chinese chestnut is packed in the involucre (shell) of the dense spine, the Chinese chestnut falls from the tree after being ripe, need the manual work to pick up, harvest, the Chinese chestnut does not deviate from the involucre, it is easy to be pricked by the spine on the shell when picking up with the hand, long-time working is not only labour intensity big, and it is easy to cause injury to the hand, the prior patent ZL201811163371.6 discloses a Chinese chestnut pickup, wherein, including stock, squeezer and the head that glues of porous elastic material, the squeezer includes the link device, fixed disk, activity disc, the head that glues is set up between fixed disk and activity disc, the center department of upper end face of the fixed disk is upwards formed with the connecting pipe, the lower extreme of the stock is fixed in the connecting pipe, the link device includes pushing handle and connecting rod, the pushing handle is set on the stock, the upper end of the connecting rod passes the countersunk hole on the activity disc, vertical perforating hole and perforation, and with pushing away a fixed connection, push away to be provided with the spring between handle and the connecting pipe, the spring housing is put on the stock, its one end with push away the conflict of handle bottom and be connected, its other end and connecting pipe upper end are contradicted and are connected, though can effectually solve the problem that the adversary caused the injury, discover its weak point in the use:
1. because the spine of the involucre (the shell) is hard, the sticky head is easy to be pricked to damage, and the service life is short;
2. when the general bract (shell) is taken down, the push handle needs to be pushed along the long rod direction, and in the process, the distance between the hand and the sticky head is small, so that the sharp on the general bract (shell) is easily touched;
3. when the involucre (the shell) is taken down, the involucre (the shell) is easy to be pricked on the sticky head and is not easy to be separated due to the characteristics of the sticky head.
Disclosure of Invention
The invention aims to solve the technical problem of the prior art and provides a Chinese chestnut pickup device, which can pick up a Chinese chestnut falling on the ground without bending down, can prevent hands from directly contacting the Chinese chestnut, is not easy to damage, has long service life, is easy to clamp and release a general bud (shell) by a clamping spring, can control the clamping spring only by pressing down and up a rod body when storing the Chinese chestnut, and is more convenient and safer to operate.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a Chinese chestnut picker comprises a clamping spring, an upper rod body and a lower rod body penetrating into the upper rod body, wherein the lower rod body can linearly extend and retract relative to the upper rod body, an upper blocking table is formed at the lower end of the upper rod body, a lower blocking table is formed at the lower end of the lower rod body, the clamping spring is sleeved on the lower rod body and is positioned between the upper blocking table and the lower blocking table, when the lower rod body does lifting motion, the clamping spring moves between a clamping state and a releasing state, when the clamping spring is in the clamping state, the distance between every two clamping spring bodies is smaller than the diameter of a Chinese chestnut thorn, when the clamping spring is in the releasing state, the distance between every two clamping spring bodies is larger than the diameter of the Chinese chestnut thorn, a sliding sleeve is arranged at the upper end of the lower rod body, a key rib is vertically and convexly arranged on the inner wall of the upper rod body, each key rib is composed of a left rib tenon and a right rib tenon, a rib is arranged at the top of each rib, a, the outer wall of the sliding sleeve is provided with a convex key corresponding to the key groove, the lower end of the convex key is provided with an inclined plane matched with the rib in an inclined mode, the center of the lower end face of the sliding sleeve is provided with a mounting hole, and the upper end of the lower rod body is inserted into the mounting hole.
In order to optimize the technical scheme, the adopted measures further comprise:
the periphery of the lower end of the lower rod body is provided with fixing holes, and the fixing holes are strip holes arranged along the axial direction of the lower rod body.
The upper end of the upper rod body is provided with a steering sleeve, the lower end of the steering sleeve is provided with an upper engaging tooth, and the upper end of the convex key is provided with a movable tooth matched with the upper engaging tooth.
The lower end of the key rib is provided with a stop table, and the stop table is in lap joint with the lower end face of the sliding sleeve.
The top end of the sliding sleeve is provided with a center rod, and the center rod is inserted into a center hole of the steering sleeve.
The spring body of the clamping spring is wrapped with a rubber layer.
The guide ring is sleeved on the lower rod body, and the periphery of the guide ring is in sliding fit with the inner wall of the upper rod body.
The lower end face of the lower blocking table is vertically provided with a binding nail.
The upper end of the upper rod body is provided with a handle sleeve.
The number of the convex keys is four, the four convex keys are uniformly distributed, and the included angle between every two adjacent convex keys is 90 degrees.
The invention relates to a Chinese chestnut picker, which comprises a clamping spring, an upper rod body and a lower rod body penetrating through the upper rod body, wherein the lower rod body can linearly extend and retract relative to the upper rod body, an upper blocking table is formed at the lower end of the upper rod body, a lower blocking table is formed at the lower end of the lower rod body, a clamping spring is sleeved on the lower rod body, the clamping spring is positioned between the upper blocking table and the lower blocking table, when the lower rod body moves up and down, the clamping spring moves between a clamping state and a releasing state, when the clamping spring is in the clamping state, the distance between every two circles of clamping spring bodies is smaller than the diameter of a Chinese chestnut thorn, when the clamping spring is in the releasing state, the distance between every two circles of clamping spring bodies is larger than the diameter of the Chinese chestnut thorn, a sliding sleeve is arranged at the upper end of the lower rod body, a key rib is vertically and convexly arranged on the inner wall of the upper rod body, the key rib is composed of a left rib tenon and a right rib tenon, the, the sliding sleeve outer wall is equipped with the protruding key corresponding to keyway department, the lower extreme of protruding key is equipped with the inclined plane with the oblique adaptation of rib, terminal surface center is equipped with the mounting hole under the sliding sleeve, peg graft in the mounting hole in the upper end of the lower body of rod, need not bow and can pick up the chinese chestnut that falls to the ground, can avoid staff direct contact chinese chestnut simultaneously, be difficult to the damage, long service life, the centre gripping spring is centre gripping very easily and release total bud (shell), when depositing the chinese chestnut, only need press the body of rod through pushing down and just can control the centre gripping spring, it is more convenient and safe to operate.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a partial cross-sectional view of the present invention;
FIG. 3 is an enlarged view of section I of FIG. 2;
FIG. 4 is a top plan view of the upper rod body of the present invention;
FIG. 5 is a schematic view of the sliding sleeve structure of the present invention;
FIG. 6 is a schematic view of the steering sleeve construction of the present invention;
FIG. 7 is a schematic view of the clamp spring of the present invention securing the chestnut thorn;
fig. 8 is a schematic view of the key and rib principle of the invention.
Detailed Description
Embodiments of the present invention are described in further detail below with reference to the accompanying drawings.
Fig. 1 to 8 are schematic structural views of the present invention.
Wherein the reference numerals are: the clamping spring comprises a clamping spring 1, a rubber layer 11, an upper rod body 2, an upper blocking platform 21, a key rib 22, a left rib 23, a right rib 24, a rib slope 25, a key groove 26, a stopping platform 27, a lower rod body 3, a lower blocking platform 31, a fixing hole 32, a guide ring 33, a binding nail 34, a sliding sleeve 4, a convex key 41, a slope 42, a mounting hole 43, a movable tooth 44, a central rod 45, a steering sleeve 5, an upper tooth 51 and a handle sleeve 6.
As shown in fig. 1 to 8:
a Chinese chestnut picker comprises a clamping spring 1, an upper rod body 2 and a lower rod body 3 arranged in the upper rod body 2 in a penetrating mode, wherein the lower rod body 3 can linearly and telescopically displace relative to the upper rod body 2, an upper blocking platform 21 is formed at the lower end of the upper rod body 2, a lower blocking platform 31 is formed at the lower end of the lower rod body 3, the clamping spring 1 is sleeved on the lower rod body 3, the clamping spring 1 is located between the upper blocking platform 21 and the lower blocking platform 31, when the lower rod body 3 does lifting motion, the clamping spring 1 moves between a clamping state and a releasing state, when the clamping spring 1 is in the clamping state, the distance between the spring bodies of each circle of clamping spring 1 is smaller than the diameter of a Chinese chestnut thorn, when the clamping spring 1 knocks the Chinese chestnut thorn, the Chinese chestnut thorn pierces between the spring bodies of the clamping spring 1 due to the elasticity of the spring bodies, and is clamped by the spring bodies of the clamping spring 1, so that a Chinese chestnut bud (shell) is fixed by the clamping spring 1, and, the distance between the bodies of each circle of the clamping spring 1 is larger than the diameter of the Chinese chestnut thorn, at this time, the clamping spring 1 can not fix the Chinese chestnut involucrete (shell), the upper end of the lower rod body 3 is provided with a sliding sleeve 4, the inner wall of the upper rod body 2 is vertically provided with a key rib 22 in a protruding way, the key rib 22 is composed of a left rib tenon 23 and a right rib tenon 24, the top of each rib tenon is provided with a rib slope 25, a key groove 26 is arranged between the adjacent key ribs 22, the outer wall of the sliding sleeve 4 is provided with a convex key 41 corresponding to the key groove 26, the convex key 41 can slide along the key groove 26, the lower end of the convex key 41 is provided with a slope 42 matched with the rib slope 25, the center of the lower end face of the sliding sleeve 4 is provided with a mounting hole 43, the upper end of the lower rod body 3 is inserted in the mounting hole 43, as shown in figure 8, a is the initial state of matching between the convex key 41 and the key rib 22 in figure 8, at this time, the, because the lower rod body 3 can not move, the upper rod body 2 can be conveniently pressed at the moment, meanwhile, the downward pressing accords with human mechanics, labor is saved, the upper rod body 2 moves downwards to compress the clamping spring 1, the convex key 41 of the sliding sleeve 4 moves upwards along the key groove 26 in the axial direction until a critical point A is reached, as shown in a b in a figure 8, the lowest point of the convex key is contacted with the highest point of the right rib tenon, the inclined surface 42 at the lower end of the convex key 41 is matched with the rib inclined 25 of the right rib tenon 24, under the restoring force action of the clamping spring 1, the convex key 41 slides along the rib inclined 25 of the right rib tenon 24 to abut into the grooves of the left rib tenon 23 and the right rib tenon and stops sliding, as shown in a c in a figure 8, the clamping spring 1 is in a clamping state, the Chinese chestnut bud picking device can be used, when the Chinese chestnut bud needs to be taken down, the lower blocking platform 31 of the lower rod body 3 is abutted against the Chinese chestnut bud device to press, the sliding sleeve 4 moves upwards until reaching a critical point B, as shown in d in figure 8, the lowest point of the convex key is contacted with the highest point of the left rib tenon, the upper rod body 2 is not pressed, under the action of the restoring force of the clamping spring 1, the inclined surface of the convex key slides along the rib of the left rib tenon obliquely and relatively until the convex key slides into the keyway, the sliding sleeve 4 resets, the clamping spring 1 restores to a release state, the clamping spring 1 can not fix the chestnut involucre (shell), and the chestnut involucre (shell) falls into a device for containing the chestnut involucre, the clamping spring 1 can be used for clamping the chestnut involucre (shell) and simultaneously can provide resetting power for the lower rod body 3, the pick-up device can pick up the fallen chestnuts without bending down, the hands can be prevented from directly contacting the chestnuts, the clamping spring 1 is not easy to damage, the service life is long, and the clamping spring is easy to clamp and release the involucre (shell), the efficiency is high.
In the embodiment, the lower extreme periphery of the lower body of rod 3 distributes on has fixed orifices 32, fixed orifices 32 are the rectangular hole that sets up along 3 axial directions of the lower body of rod, when centre gripping spring 1 fixes chinese chestnut involucre (shell), the chinese chestnut thorn pierces the 1 spring body of centre gripping spring, some chinese chestnut thorn inserts fixed orifices 32 and is fixed, prevent that the chinese chestnut thorn from rotating along the soon of centre gripping spring 1, play the effect of fixed chinese chestnut thorn simultaneously, fixed orifices 32 is the rectangular hole that sets up along 3 axial directions of the lower body of rod, the axial aperture of fixed orifices 32 is greater than the spring line footpath of centre gripping spring 1, make things convenient for the chinese chestnut thorn to pierce fixed orifices 32.
In the embodiment, the upper end of the upper rod body 2 is provided with a steering sleeve 5, the lower end of the steering sleeve 5 is provided with an upper tooth wheel 51, the upper end of the convex key 41 is provided with a movable tooth 44 matched with the upper tooth wheel 51, so that the sliding sleeve 4 rotates, the inclined surface 42 of the convex key 41 is staggered when being positioned at the top of each rib, and the matching precision is improved.
In the embodiment, the lower end of the key rib 22 is provided with a stopper 27, the stopper 27 is in overlapping engagement with the lower end surface of the sliding sleeve 4, and when the sliding sleeve 4 is located at the lower end of the key rib 22, the stopper 27 blocks the downward movement of the sliding sleeve 4.
In the embodiment, the top end of the sliding sleeve 4 is provided with a center rod 45, the center rod 45 is inserted into the center hole of the steering sleeve 5, and the lower rod body 3 can be guaranteed to move up and down along the center of the upper rod body 2.
In the embodiment, the rubber layer 11 is wrapped on the spring body of the clamping spring 1, so that the friction force between the clamping spring 1 and the Chinese chestnut thorn is increased.
In the embodiment, the lower rod body 3 is sleeved with the guide ring 33, the periphery of the guide ring 33 is in sliding fit with the inner wall of the upper rod body 2, and the guide ring 33 is filled in the gap between the lower rod body and the upper rod body, so that the guide effect is achieved, and the reduction of the shaking between the lower rod body and the upper rod body is facilitated.
In the embodiment, the pricking pins 34 are vertically arranged on the lower end face of the lower blocking table 31, so that chestnuts immersed in soil can be excavated, and the pricking pins 34 are pricked on the ground during rest, so that the vertical direction of the chestnut pickup is kept, and the chestnut pickup is convenient to use.
In the embodiment, the upper end of the upper rod body 2 is provided with a handle sleeve 6.
In the embodiment, the number of the convex keys 41 is four, the four convex keys 41 are uniformly distributed, and the included angle between the adjacent convex keys 41 is 90 °. Ensuring the matching accuracy.
The use method of the invention comprises the following steps:
when in use, the lower blocking platform 31 of the lower rod body 3 is abutted against the ground, the upper rod body 2 is pressed downwards, because the lower rod body 3 cannot move, the upper rod body 2 is pressed conveniently, meanwhile, the downward pressing accords with human mechanics, and labor is saved, the upper rod body 2 moves downwards to compress the clamping spring 1, the convex key 41 of the sliding sleeve 4 moves upwards and axially along the key groove 26 until reaching a critical point A, as shown in b in figure 8, the lowest point of the convex key is contacted with the highest point of the right rib, the movable tooth 44 at the upper end of the convex key 41 is matched with the upper tooth 51, the sliding sleeve 4 rotates, the inclined surface 42 of the convex key 41 is positioned at the top of the right rib to generate staggering, under the restoring force of the clamping spring 1, the convex key 41 slides along the rib inclined 25 of the right rib 24 to abut into the grooves of the left rib 23 and the right rib and stops sliding, as shown in c in figure 8, at this time, the clamping spring 1 is in, the pick-up device can be used for picking up the chestnut involucre, when the chestnut involucre needs to be taken down, the lower blocking platform 31 of the lower rod body 3 is abutted in the device for containing the chestnut involucre, the upper rod body 2 is pressed, the sliding sleeve 4 moves upwards until a critical point B is reached, as shown in d in figure 8, the lowest point of the convex key is contacted with the highest point of the left rib tenon, the movable tooth 44 at the upper end of the convex key 41 is matched with the upper tooth 51, the sliding sleeve 4 rotates, the inclined surface 42 of the convex key 41 is positioned at the top of the left rib tenon in a staggered way, the upper rod body 2 is not pressed again, under the restoring force of the clamping spring 1, the inclined surface of the convex key slides along the rib of the left rib tenon obliquely and oppositely until the convex key slides into the keyway, the sliding sleeve 4 resets, the blocking platform 27 blocks the sliding sleeve 4 from moving downwards, the clamping spring 1 is restored to a release state, the clamping spring 1 cannot fix the chestnut involucre (shell), and the chestnut involucre (shell) falls into the device, and repeating the above actions when the picking-up is needed to be continued.
While the preferred embodiments of the present invention have been illustrated, various changes and modifications may be made by one skilled in the art without departing from the scope of the invention.
Claims (10)
1. A Chinese chestnut pickup, characterized by: comprises a clamping spring (1), an upper rod body (2) and a lower rod body (3) which is arranged in the upper rod body (2) in a penetrating way, wherein the lower rod body (3) can linearly extend and retract relative to the upper rod body (2), an upper blocking platform (21) is formed at the lower end of the upper rod body (2), a lower blocking platform (31) is formed at the lower end of the lower rod body (3), the clamping spring (1) is sleeved on the lower rod body (3), the clamping spring (1) is positioned between the upper blocking platform (21) and the lower blocking platform (31), when the lower rod body (3) does lifting motion, the clamping spring (1) moves between a clamping state and a releasing state, when the clamping spring (1) is in the clamping state, the distance between the spring bodies of each circle of clamping spring (1) is smaller than the diameter of a Chinese chestnut thorn, when the clamping spring (1) is in the releasing state, the distance between the spring bodies of each circle of clamping spring (1) is larger than the diameter of the Chinese chestnut thorn, the upper end of the lower rod body (3) is provided with a sliding sleeve (4), the inner wall of the upper rod body (2) is vertically provided with a key rib (22) in a protruding mode, the key rib (22) is composed of a left rib tenon (23) and a right rib tenon (24), the top of each rib tenon is provided with a rib oblique (25), a key groove (26) is formed between every two adjacent key ribs (22), a convex key (41) is arranged on the outer wall of the sliding sleeve (4) corresponding to the key groove (26), the lower end of the convex key (41) is provided with an inclined surface (42) matched with the rib oblique (25), the center of the lower end face of the sliding sleeve (4) is provided with a mounting hole (43), and the upper end of the lower rod body (3) is inserted into the mounting hole (43).
2. A chestnut pickup as claimed in claim 1, wherein: the lower end periphery of the lower rod body (3) is distributed with fixing holes (32), and the fixing holes (32) are strip holes arranged along the axial direction of the lower rod body (3).
3. A chestnut pickup as claimed in claim 2, characterized in that: go up the upper end of the body of rod (2) and be provided with and turn to cover (5), turn to the tip and be provided with rodent (51) down under cover (5), the upper end of convex key (41) is provided with moves tooth (44) with last rodent (51) adaptation.
4. A chestnut pickup as claimed in claim 3, wherein: the lower end of the key rib (22) is provided with a stop table (27), and the stop table (27) is in lap joint with the lower end face of the sliding sleeve (4).
5. A chestnut pickup as claimed in claim 4, wherein: the top end of the sliding sleeve (4) is provided with a central rod (45), and the central rod (45) is inserted into a central hole of the steering sleeve (5).
6. A chestnut pickup as claimed in claim 5, wherein: the spring body of the clamping spring (1) is wrapped with a rubber layer (11).
7. A chestnut pickup as claimed in claim 6, wherein: the lower rod body (3) is sleeved with a guide ring (33), and the periphery of the guide ring (33) is in sliding fit with the inner wall of the upper rod body (2).
8. A chestnut pickup as claimed in claim 7, wherein: and a binding nail (34) is vertically arranged on the lower end face of the lower blocking table (31).
9. A chestnut pickup as claimed in claim 8, wherein: the upper end of the upper rod body (2) is provided with a handle sleeve (6).
10. A chestnut pickup as claimed in claim 9, wherein: the number of the convex keys (41) is four, the four convex keys (41) are uniformly distributed, and the included angle between every two adjacent convex keys (41) is 90 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011150995.1A CN112205172A (en) | 2020-10-24 | 2020-10-24 | Chinese chestnut pickup |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011150995.1A CN112205172A (en) | 2020-10-24 | 2020-10-24 | Chinese chestnut pickup |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112205172A true CN112205172A (en) | 2021-01-12 |
Family
ID=74055082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011150995.1A Withdrawn CN112205172A (en) | 2020-10-24 | 2020-10-24 | Chinese chestnut pickup |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112205172A (en) |
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|---|---|---|---|---|
| CN201967352U (en) * | 2011-01-13 | 2011-09-14 | 郭燕冬 | Fruit collector |
| CN203622421U (en) * | 2013-12-24 | 2014-06-04 | 嘉兴市中法天线实业有限公司 | Four-claw antenna |
| CN105453816A (en) * | 2016-01-17 | 2016-04-06 | 罗洋洋 | Simple and practical Chinese chestnut pickup device |
| CN105493754A (en) * | 2016-01-17 | 2016-04-20 | 罗洋洋 | Improved Chinese chestnut pickup device |
| CN206149889U (en) * | 2016-11-11 | 2017-05-10 | 沈阳建筑大学 | Chinese chestnut pickup |
| DE202015009551U1 (en) * | 2015-03-26 | 2018-04-25 | Husqvarna Ab | Collecting container, collecting arrangement and tray segment |
| CN108214539A (en) * | 2018-03-26 | 2018-06-29 | 吴爱兵 | A kind of self-holding spring type mechanical pawl |
| CN108505484A (en) * | 2018-04-04 | 2018-09-07 | 林娜 | A kind of new-type fixable rake garbage picker one environmental sanitation apparatus |
| CN109220229A (en) * | 2018-09-30 | 2019-01-18 | 卢乐 | A kind of chestnut pickup |
| CN109429728A (en) * | 2018-10-29 | 2019-03-08 | 苑磊 | A kind of roller nut fruits fruit picker |
| CN209030627U (en) * | 2018-11-06 | 2019-06-28 | 褚婧文 | A kind of Chinese chestnut chestnut reality pick-up unit |
| CN110754220A (en) * | 2019-11-25 | 2020-02-07 | 河北农业大学 | Portable Chinese chestnut pickup |
-
2020
- 2020-10-24 CN CN202011150995.1A patent/CN112205172A/en not_active Withdrawn
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201967352U (en) * | 2011-01-13 | 2011-09-14 | 郭燕冬 | Fruit collector |
| CN203622421U (en) * | 2013-12-24 | 2014-06-04 | 嘉兴市中法天线实业有限公司 | Four-claw antenna |
| DE202015009551U1 (en) * | 2015-03-26 | 2018-04-25 | Husqvarna Ab | Collecting container, collecting arrangement and tray segment |
| CN105453816A (en) * | 2016-01-17 | 2016-04-06 | 罗洋洋 | Simple and practical Chinese chestnut pickup device |
| CN105493754A (en) * | 2016-01-17 | 2016-04-20 | 罗洋洋 | Improved Chinese chestnut pickup device |
| CN206149889U (en) * | 2016-11-11 | 2017-05-10 | 沈阳建筑大学 | Chinese chestnut pickup |
| CN108214539A (en) * | 2018-03-26 | 2018-06-29 | 吴爱兵 | A kind of self-holding spring type mechanical pawl |
| CN108505484A (en) * | 2018-04-04 | 2018-09-07 | 林娜 | A kind of new-type fixable rake garbage picker one environmental sanitation apparatus |
| CN109220229A (en) * | 2018-09-30 | 2019-01-18 | 卢乐 | A kind of chestnut pickup |
| CN109429728A (en) * | 2018-10-29 | 2019-03-08 | 苑磊 | A kind of roller nut fruits fruit picker |
| CN209030627U (en) * | 2018-11-06 | 2019-06-28 | 褚婧文 | A kind of Chinese chestnut chestnut reality pick-up unit |
| CN110754220A (en) * | 2019-11-25 | 2020-02-07 | 河北农业大学 | Portable Chinese chestnut pickup |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210112 |
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| WW01 | Invention patent application withdrawn after publication |