CN106922258B - A kind of seeding apparatus - Google Patents
A kind of seeding apparatus Download PDFInfo
- Publication number
- CN106922258B CN106922258B CN201710306454.5A CN201710306454A CN106922258B CN 106922258 B CN106922258 B CN 106922258B CN 201710306454 A CN201710306454 A CN 201710306454A CN 106922258 B CN106922258 B CN 106922258B
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- CN
- China
- Prior art keywords
- seeding
- compression bar
- shell
- door
- connecting rod
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- 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.)
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/02—Hand sowing implements
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/20—Parts of seeders for conducting and depositing seed
Abstract
The invention discloses a kind of seeding apparatus, including shell, first partition, compression bar, spring, it sows mouth, dial soil block, first connecting rod, gear, rack gear and feed mechanism, the first partition is set in the housing, and the inner cavity of shell is separated into installation cavity and seeding chamber, mouth of sowing is fixed on discharge port, soil block is dialled to be articulated on discharge port side wall, it is intracavitary that the rotation of two gears is set to seeding, and the two is intermeshed, the upper end of two first connecting rods is hingedly connected on two gears, lower end respectively correspond and sow mouth and dial soil block be hinged, compression bar is actively plugged in installation cavity, and the upper and lower ends of compression bar both pass through the side wall of shell and stretch in outside shell, spring pocket is set on compression bar, and the upper and lower ends of spring respectively correspond on the inner wall for be connected to installation cavity and on compression bar, rack gear is fixed on compression bar, and rack gear is meshed with a gear, It is intracavitary that feed mechanism is set to seeding, and feed mechanism one end is connected with compression bar.Applicability of the present invention is wide, and stability is good.
Description
Technical field:
The present invention relates to a kind of seeding apparatus.
Background technique:
Existing to have hand-held seeding apparatus in the market, which may be only available for sowing the kind of a certain specified plant
Son cannot be suitable for broadcasting simultaneously the biggish seed of seed size great disparity；And sowing duckbilled such as Fig. 8 institute in existing seeding apparatus
Show comprising the cone of two hollow shapes, two cone are articulated with the discharge outlet of seeding apparatus, in use, should by pushing
Two cones are broken ground, and then by pulling drag-line 800, and then separate two cones, realize that seed enters between two cone
In soil, its drag-line driving method stability of the cone of this kind of structure is poor, and two cones are hollow shape, is articulated with sowing dress
The discharge outlet set, after pulling drag-line 800 to pull open two cones separately, between two hollow shape cones, between cone and discharge port
An open lower material space is formed, therefore seed can be usually leaked out on the outside of cone without falling directly between two cones,
Using effect is poor.
Therefore, it is necessory to be improved to the prior art to solve the deficiency of the prior art.
Summary of the invention:
The present invention is to provide a kind of seeding apparatus to solve the above-mentioned problems of the prior art.
The technical solution adopted in the present invention has: a kind of seeding apparatus, including shell, first partition, compression bar, spring, under
Kind mouth dials soil block, first connecting rod, gear, rack gear and feed mechanism, and the first partition is set in the housing, and will be in shell
Chamber is separated into installation cavity and seeding chamber, and the discharge port to connect with the seeding chamber is equipped in the bottom end of shell, and mouth of sowing is fixed
It being articulated on discharge port side wall on discharge port, dialling soil block, it is intracavitary that the rotation of two gears is set to seeding, and the two is intermeshed, and two
The upper end of first connecting rod is hingedly connected on two gears, lower end respectively correspond and sow mouth and dial soil block be hinged, compression bar activity
It being plugged in installation cavity, and the upper and lower ends of compression bar both pass through the side wall of shell and stretch in outside shell, spring pocket is set on compression bar,
And the upper and lower ends of spring respectively correspond on the inner wall for be connected to installation cavity and on compression bar, rack gear is fixed on compression bar, and rack gear
It is meshed with a gear, it is intracavitary that feed mechanism is set to seeding, and feed mechanism one end is connected with compression bar；
The mouth of sowing includes the fixing body of baffle and semi-conical, and the flapper is connected to the inner wall of fixing body
On；Described group of soil block is semi-conical.
Further, the feed mechanism include upper spacer, lower clapboard, upper seeding door, lower seeding door, upper drive rod, under
Drive rod and the second connecting rod, lower leaf setting on the upper spacer and lower clapboard, and be formed between upper spacer and lower clapboard
Collection kind chamber, is equipped with top outlet on upper spacer, and lower sowing port is equipped on lower clapboard, and upper seeding door inclination is articulated with seeding
In mouthful and top outlet is opened, lower seeding door is horizontally hinged in lower sowing port and being closed lower sowing port, upper seeding
Door and lower seeding door are connected by upper drive rod and lower drive rod with the second connecting rod respectively, and the second connecting rod is connected with compression bar；
Compression bar moves upwards and drives seeding door and lower seeding door to be rotated up, and corresponding to beats top outlet closure with lower sowing port
It opens.
Further, the side wall of the upper seeding door is equipped with first rotating shaft, and the first limit pressing plate is equipped on upper spacer,
First shaft hole is equipped on the first limit pressing plate, the first limit pressing plate is fixed on upper spacer by screw, and described first turn
Axis is placed in the first shaft hole.
Further, the side wall of the lower seeding door is equipped with the second shaft, and the second limit pressing plate is equipped on lower clapboard,
The second axis hole is equipped on the second limit pressing plate, the second limit pressing plate is fixed on lower clapboard by screw, and described second turn
Axis is placed in second axis hole.
Further, the upper surface of the upper spacer is fixedly connected with the first limit plate, and one end of first limit plate is stretched
In the top of top outlet.
Further, the top of second connecting rod is equipped with the second limit plate, which connects perpendicular to second
Extension bar, upper seeding door are connected by upper drive rod with the second limit plate.
Further, the inner wall higher slice of the shell is equipped with the connection boss for fixing upper spacer and lower clapboard.
Further, the side wall of the compression bar is equipped with lug boss, and lower spring end is connected on the lug boss.
Further, the top of the shell is equipped with hand handle.
The invention has the following beneficial effects:
1) present invention be used not only for rice, wheat the big seed seed sowing such as corn, also can be used in rape, sesame
The sowing (when sowing fine grain seed, need to only adjust the collection kind chamber between upper and lower partition) of the fine grains seed such as fiber crops, tool
Have the advantages that easy to operate, seeding accuracy is high.
2) mouth and group soil block are sowed in the present invention by wheel and rack transmission, stability is good, reliable transmission, and under
Kind mouth is hollow shape for sowing, and dials soil block and is used to dial soil for solid shape, the upper surface of the baffle and group soil block sowed on mouth is total to
It is closed with by the discharge port of shell, after compression bar moves upwards, dials soil block rotation and realize group soil, baffle, which is opened, realizes planting, energy
Seed is fallen in sow between mouth and group soil block.
Detailed description of the invention:
Fig. 1 is structure of the invention figure.
Fig. 2 is the structure chart of mouth of sowing in the present invention.
Fig. 3 is the structure chart that soil block is dialled in the present invention.
Fig. 4 is feed mechanism in the present invention in the intracorporal partial enlarged view of shell.
Fig. 5 is the structure chart of upper spacer in the present invention.
Fig. 6 is the structure chart of lower clapboard in the present invention.
Fig. 7 is another state diagram of feed mechanism in the present invention.
Fig. 8 is the structure chart of cone in the prior art.
Specific embodiment:
The present invention will be further described below with reference to the drawings.
As shown in Figure 1, a kind of seeding apparatus of the present invention, including shell 11, first partition 12, compression bar 13, spring 14, sow
Mouth 151 dials soil block 152, first connecting rod 16, gear 17, rack gear 18 and feed mechanism 2, and first partition 12 is set in shell 11, and
The inner cavity of shell 11 is separated into installation cavity 110 and seeding chamber 111, is equipped in the bottom end of shell 11 and connects with seeding chamber 111
Discharge port, mouth 151 of sowing is fixed on discharge port, dials soil block 152 and is articulated on discharge port side wall, and the rotation of two gears 17 is set to
In seeding chamber 111, and the two is intermeshed, and the upper end of two first connecting rods 16 is hingedly connected on two gears 17, and lower end is right respectively
Should with sow mouth 151 and dial soil block 152 be hinged, compression bar 13 is actively plugged in installation cavity 110, and the upper and lower ends of compression bar 13
It both passes through the side wall of shell 11 and stretches in outside shell 11, spring 14 is sheathed on compression bar 13, and the upper and lower ends difference of spring 14
Corresponding to be connected on the inner wall of installation cavity 110 on compression bar 13, rack gear 18 is fixed on compression bar 13, and rack gear 18 and a tooth
Wheel 17 is meshed, and feed mechanism 2 is set in seeding chamber 111, and 2 one end of feed mechanism is connected with compression bar 13.
Such as Fig. 2 and Fig. 3, the mouth 151 of sowing in the present invention includes the fixing body 1512 of baffle 1511 and semi-conical, baffle
1511 are rotationally connected on the inner wall of fixing body 1512.Fixing body 1512 is fixed on the discharge port of shell 11, one first company
The bottom end of bar 16 is articulated on baffle 1511.
Soil block 152 of dialling in the present invention is semi-conical, and two hinged ears are equipped on the upper surface for dialling soil block 152 (in figure
It is not drawn into), the hinged ear for dialling 152 upper surface of soil block is hinged in the discharge port of shell 11, the bottom of another first connecting rod 16
End is articulated in another hinged ear for dialling 152 upper surface of soil block.
Such as Fig. 4, the feed mechanism 2 in the present invention include upper spacer 21, lower clapboard 22, upper seeding door 23, lower seeding door 24,
Upper drive rod 25, lower drive rod 26 and the second connecting rod 27, lower leaf setting on upper spacer 21 and lower clapboard 22, and upper spacer 21
It is formed with collection kind chamber 200 between lower clapboard 22, top outlet 210 is equipped on upper spacer 21, under being equipped on lower clapboard 22
Sowing port 220, the upper inclination of seeding door 23 are articulated in top outlet 210 and top outlet 210 are opened, lower 24 water of seeding door
Flat to be articulated in lower sowing port 220 and lower sowing port 220 is closed, upper seeding door 23 and lower seeding door 24 pass through upper drive respectively
Lever 25 and lower drive rod 26 are connected with the second connecting rod 27, and the second connecting rod 27 is connected with compression bar 13；Compression bar 13 moves upwards
And upper seeding door 23 and lower seeding door 24 is driven to be rotated up, upper seeding door 23, which is rotated up, is closed top outlet 210, lower row
Kind door 24, which is rotated up, opens lower sowing port 220.
Such as Fig. 5, the present invention is to set on the side wall of upper seeding door 23 convenient for upper seeding door 23 to be articulated on upper spacer 21
There is first rotating shaft 231, the first limit pressing plate 215 is equipped on upper spacer 21, is equipped with first axle on the first limit pressing plate 215
Hole, the first limit pressing plate 215 is fixed on upper spacer 21 by screw, and the first rotating shaft 231 on upper seeding door 23 is placed in the
In the first shaft hole of one limit pressing plate 215.
The first accommodating groove 218 for storing the first limit pressing plate 215 is equipped on the side wall of upper spacer 21.
Upper seeding door 23 in the present invention and the mounting structure between upper spacer 21 are convenient for production convenient for handling.First
Accommodating groove 218 enable to the first limit pressing plate 215 outside wall surface A and upper spacer 21 side wall B in the same plane, will be upper
When partition 21 is installed in shell 11, it can effectively avoid between 11 inner wall of upper spacer 21 and shell and first limits pressing plate
There are biggish gaps between 215 and 11 inner wall of shell, and seed is avoided to miss from the gap.
Such as Fig. 6, the present invention is to set on the side wall of lower seeding door 24 convenient for lower seeding door 24 to be articulated on lower clapboard 22
There is the second shaft 241, the second limit pressing plate 225 is equipped on lower clapboard 22, is equipped with the second axis on the second limit pressing plate 225
Hole, the second limit pressing plate 225 is fixed on lower clapboard 22 by screw, and the second shaft 241 is placed in the second axis hole.
The second accommodating groove 228 for storing the second limit pressing plate 225 is equipped on the side wall of lower clapboard 22.
The structural advantages of lower seeding door 24 and lower clapboard 22 in the present invention and above-mentioned upper seeding door 23 and upper spacer 21
Structural advantages are identical, and so it will not be repeated.
The present invention is the freedom degree for preferably limiting upper seeding door 23 and opening and closing upwards, in the fixed company in the upper surface of upper spacer 21
It is connected to the first limit plate 28, one end of first limit plate 28 stretches in the top of top outlet 210, drives in the second connecting rod 27
When upper seeding door 23 is rotated up, the first limit plate 28 can guarantee upper seeding door 23 after turning to horizontal position no longer upwards
Movement.
It is equipped with the second limit plate 29 on the top of the second connecting rod 27, second limit plate 29 is perpendicular to the second connecting rod
27, upper seeding door 23 is connected by upper drive rod 25 with the second limit plate 29.The second connecting rod 27 drive upper and lower seeding door to
When lower rotation, the second limit plate 29 is eventually resisted against on lower clapboard 22, and the second limit plate 29 can guarantee that lower seeding door 24 exists
It is no longer moved downward after turning to horizontal position.
The present invention is to set convenient for upper spacer 21 and lower clapboard 22 to be fixed in shell 11 in the inner wall higher slice of shell 11
There is the connection boss 115 for fixing upper spacer 21 and lower clapboard 22.It is solid by screw between upper and lower partition and connection boss
It is fixed.
Lug boss 131,14 lower end of spring to be equipped on the side wall of compression bar 13 convenient for spring 14 to be connected on compression bar 13
It is connected on the lug boss 131, the lower end surface of lug boss 131 is connected on the inner wall of installation cavity 110.
Hand handle 3 is equipped on the top of shell 11.
In conjunction with Fig. 7, when in use, seed is placed in the cavity of the top of upper spacer 21, upper seeding door 23 and lower seeding
24 original states of door are as shown in Figure 4, and seed can be entered in collection kind chamber 200 by top outlet 210.Push shell 11, will under
It kind of mouth 151 and dials soil block 152 and is pressed into soil, continue to push shell 11, mouth 151 and dial soil block 152 with sowing and continue to bury
Enter, soil can react on compression bar 13, and give 13 1 upward active forces of compression bar, and compression bar 13 moves upwards and drives two gears
17 rotate towards each other, and the first connecting rod 16 on a gear 17 opens baffle 1511, and another first connecting rod 16 on another gear 17 is dialled
Dynamic soil block 152 of dialling rotates, and dials soil block 152 and pushes soil aside.Compression bar 13 moves upwards and drives seeding door 23 and lower seeding door 24
It is rotated up, upper seeding door 23, which is rotated up, is closed top outlet 210, and lower seeding door 24, which is rotated up, makes lower sowing port 220
It opens, sows in mouth 151 so that the seed in collection kind chamber 200 enters, complete sowing.Extraction sow mouth 151 and dial soil block 152
Afterwards, under action from the spring 14, compression bar 13 recoils to initial position.
Mouth 151 and group soil block 152 are sowed in the present invention by wheel and rack transmission, stability is good, reliable transmission,
And mouth 151 of sowing is hollow shape for sowing, dialling soil block 152 is solid shape for dialling soil, 1511 He of baffle sowed on mouth 151
The discharge port of shell is jointly closed in the upper surface for dialling soil block 152, after compression bar 13 moves upwards, dials the rotation of soil block 152 and realizes
Soil is dialled, baffle 1511, which is opened, realizes planting, can effectively make seed fall in and sow between mouth 151 and group soil block 152.
Preferably to make the seed discharge in collection kind chamber 200, also guide inclined plate can be increased in collection kind chamber 200.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
It for member, can also make several improvements without departing from the principle of the present invention, these improvement also should be regarded as of the invention
Protection scope.
Claims (9)
1. a kind of seeding apparatus, it is characterised in that: including shell (11), first partition (12), compression bar (13), spring (14), under
Kind of mouth (151), dial soil block (152), first connecting rod (16), gear (17), rack gear (18) and feed mechanism (2), described first every
Plate (12) is set in shell (11), and the inner cavity of shell (11) is separated into installation cavity (110) and seeding chamber (111), in shell
(11) bottom end is equipped with the discharge port to connect with the seeding chamber (111), and mouth of sowing (151) is fixed on discharge port, dials soil
Block (152) is articulated on discharge port side wall, and two gears (17) rotation is set in seeding chamber (111), and the two is intermeshed, and two the
The upper end of one connecting rod (16) is hingedly connected on two gears (17), lower end respectively correspond and sow mouth (151) and dial soil block (152)
It is hinged, compression bar (13) is actively plugged in installation cavity (110), and the upper and lower ends of compression bar (13) both pass through the side of shell (11)
Wall simultaneously stretches in outside shell, and spring (14) is sheathed on compression bar (13), and the upper and lower ends of spring (14) respectively correspond and are connected to peace
It behave affectedly on the inner wall of (110) and on compression bar (13), rack gear (18) is fixed on compression bar (13), and rack gear (18) and a gear
(17) it is meshed, feed mechanism (2) is set in seeding chamber (111), and feed mechanism (2) one end is connected with compression bar (13)；
The mouth of sowing (151) includes the fixing body (1512) of baffle (1511) and semi-conical, baffle (1511) rotation
It is connected on the inner wall of fixing body (1512)；
Described group of soil block (152) is semi-conical.
2. seeding apparatus as described in claim 1, it is characterised in that: the feed mechanism (2) include upper spacer (21), under every
Plate (22), upper seeding door (23), lower seeding door (24), upper drive rod (25), lower drive rod (26) and the second connecting rod (27), institute
It states lower leaf on upper spacer (21) and lower clapboard (22) to be arranged, and is formed with collection kind chamber between upper spacer (21) and lower clapboard (22)
(200), top outlet (210) are equipped on upper spacer (21), are equipped with lower sowing port (220) on lower clapboard (22), upper seeding
Door (23) inclination is articulated in top outlet (210) and top outlet (210) is opened, lower seeding door (24) it is horizontally hinged in
In lower sowing port (220) and lower sowing port (220) are closed, upper seeding door (23) and lower seeding door (24) pass through upper drive respectively
Lever (25) and lower drive rod (26) are connected with the second connecting rod (27), and the second connecting rod (27) is connected with compression bar (13)；Compression bar
(13) move upwards and drive seeding door (23) and lower seeding door (24) to be rotated up, and correspondence closes top outlet (210)
It closes and is opened with lower sowing port (220).
3. seeding apparatus as claimed in claim 2, it is characterised in that: the side wall of the upper seeding door (23) is equipped with first turn
Axis (231) is equipped with the first limit pressing plate (215) on upper spacer (21), is equipped with first axle in the first limit pressing plate (215)
Hole, the first limit pressing plate (215) is fixed on upper spacer (21) by screw, and the first rotating shaft (231) is placed in described the
In one axis hole.
4. seeding apparatus as claimed in claim 2, it is characterised in that: the side wall of the lower seeding door (24) is equipped with second turn
Axis (241) is equipped with the second limit pressing plate (225) on lower clapboard (22), is equipped with the second axis in the second limit pressing plate (225)
Hole, the second limit pressing plate (225) is fixed on lower clapboard (22) by screw, and second shaft (241) is placed in described the
In two axis holes.
5. seeding apparatus as claimed in claim 2, it is characterised in that: the upper surface of the upper spacer (21) is fixedly connected with
One end of one limit plate (28), first limit plate (28) stretches in the top of top outlet (210).
6. seeding apparatus as claimed in claim 2, it is characterised in that: the top of second connecting rod (27) is equipped with the second limit
Position plate (29), second limit plate (29) perpendicular to the second connecting rod (27), upper seeding door (23) by upper drive rod (25) with
Second limit plate (29) is connected.
7. seeding apparatus as claimed in claim 2, it is characterised in that: the inner wall higher slice of the shell (11) is equipped with for solid
Determine the connection boss (115) of upper spacer (21) and lower clapboard (22).
8. seeding apparatus as described in claim 1, it is characterised in that: the side wall of the compression bar (13) is equipped with lug boss
(131), spring (14) lower end is connected on the lug boss (131).
9. seeding apparatus as described in claim 1, it is characterised in that: the top of the shell (11) is equipped with hand handle (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710306454.5A CN106922258B (en) | 2017-05-04 | 2017-05-04 | A kind of seeding apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710306454.5A CN106922258B (en) | 2017-05-04 | 2017-05-04 | A kind of seeding apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106922258A CN106922258A (en) | 2017-07-07 |
| CN106922258B true CN106922258B (en) | 2019-07-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710306454.5A Active CN106922258B (en) | 2017-05-04 | 2017-05-04 | A kind of seeding apparatus |
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| CN (1) | CN106922258B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108476669B (en) * | 2018-03-09 | 2020-05-05 | 浩安生态环境建设有限公司 | A hand-held type plant species plants ware for river course ecological remediation |
| CN108476645A (en) * | 2018-03-09 | 2018-09-04 | 赵阳 | A kind of linkage shell of bank of river vegetation repair machinery |
| CN108385618A (en) * | 2018-03-09 | 2018-08-10 | 赵阳 | A kind of dyke strengthening plants planter for river levee side slope reparation |
| CN108174656B (en) * | 2018-03-09 | 2020-05-19 | 谢嘉 | Embankment vegetation planting machine for river and lake ecological restoration |
| CN109168438A (en) * | 2018-10-24 | 2019-01-11 | 廖敏珍 | A kind of mechanical soybean seeder |
| CN112425319B (en) * | 2020-12-11 | 2021-11-02 | 岳西神农氏农业科技有限公司 | Punching mechanism |
| CN113141818A (en) * | 2021-04-27 | 2021-07-23 | 杭州欣卓科技有限公司 | Agricultural seeder |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5871448A (en) * | 1997-10-14 | 1999-02-16 | Real World Design And Development Co. | Stepper apparatus for use in the imaging/treatment of internal organs using an ultrasound probe |
| CN201298992Y (en) * | 2008-04-23 | 2009-09-02 | 张来清 | Portable seed-fertilizer dibble seeder of crops |
| CN204206746U (en) * | 2014-11-10 | 2015-03-18 | 马洪彬 | Crops single seed planter |
| CN204616332U (en) * | 2015-03-15 | 2015-09-09 | 河北东昌种业有限公司 | A kind of tricycle corn drill |
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Effective date of registration: 20190619 Address after: 325000 Chemicals Road No.6, Phase II, Lucheng District, Wenzhou City, Zhejiang Province Applicant after: Ji Qingyu Address before: 212400 Tangzhuang Miaogan Natural Village, Bairao Town, Jurong City, Zhenjiang City, Jiangsu Province Applicant before: JURONG MINGYU GRAPES CROP PROFESSIONAL COOPERATIVES |
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Effective date of registration: 20201201 Address after: No. d133, No. 866, Baiyun South Road, Deqing County, Deqing County, Huzhou City, Zhejiang Province Patentee after: Huzhou langpei Intelligent Technology Co.,Ltd. Address before: No. 6 Chemicals Road, Phase II of China Shoe Du, Lucheng District, Wenzhou City, Zhejiang Province Patentee before: Ji Qingyu |
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Effective date of registration: 20211214 Address after: 276000 Luozhuang Fuzhuang office, Linyi City, Shandong Province, 500m east of the intersection of Tongda South Road and Zhenzhong Road Patentee after: Linyi Luokai Construction Engineering Co.,Ltd. Address before: No. d133, No. 866, Baiyun South Road, Deqing County, Deqing County, Huzhou City, Zhejiang Province Patentee before: Huzhou langpei Intelligent Technology Co.,Ltd. |
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