CN111573585B - Coating plastic drum nondestructive uncapping device - Google Patents
Coating plastic drum nondestructive uncapping device Download PDFInfo
- Publication number
- CN111573585B CN111573585B CN202010417127.9A CN202010417127A CN111573585B CN 111573585 B CN111573585 B CN 111573585B CN 202010417127 A CN202010417127 A CN 202010417127A CN 111573585 B CN111573585 B CN 111573585B
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- rod
- folding
- sliding
- tube
- barrel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67B—APPLYING CLOSURE MEMBERS TO BOTTLES JARS, OR SIMILAR CONTAINERS; OPENING CLOSED CONTAINERS
- B67B7/00—Hand- or power-operated devices for opening closed containers
- B67B7/16—Hand- or power-operated devices for opening closed containers for removing flanged caps, e.g. crown caps
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Coating Apparatus (AREA)
Abstract
The invention relates to a cover opening device, in particular to a coating plastic barrel nondestructive cover opening device. The invention aims to provide a coating plastic barrel lossless uncovering device which can save labor consumed during opening and can ensure the integrity of a barrel cover during opening. The invention provides a coating plastic barrel lossless uncovering device, which comprises: the bottom of the lower supporting tube is connected with a supporting plate, a connecting rod is connected in the lower supporting tube in a sliding mode, and the top end of the connecting rod is connected with a first hand wheel; the adjusting component is arranged on the connecting rod; the folding and unfolding mechanism is arranged on the adjusting component; the fixed pipe is arranged on the folding and unfolding mechanism, and the upper part of the fixed pipe is connected with a pull rod. According to the invention, the barrel cover of the coating barrel is opened through the matching of the adjusting component and the folding and unfolding mechanism, so that the effect of opening the barrel cover of the coating barrel is achieved.
Description
Technical Field
The invention relates to a cover opening device, in particular to a coating plastic barrel nondestructive cover opening device.
Background
A process for uniformly applying a size (including solvent size, latex, and aqueous size) to the surface of a fabric. The gluing method comprises four methods of knife coating, roller coating, dip coating and spray coating. The glue for gluing is usually stored in the coating barrel, and after the glue in the coating barrel is used up, the barrel cover and the barrel body of the coating barrel need to be separated, so that the glue is more convenient to recycle.
At present, the mode of separating the barrel cover and the barrel body of the coating barrel is that an opening device extends into the barrel through a discharge hole in the barrel cover, the barrel body is pressed, and then the part, located outside the barrel, of the opening device is pressed to open the barrel cover of the coating barrel by taking the barrel cover as a fulcrum.
Therefore, there is a need to develop a nondestructive lid opening device for a plastic coated bucket, which can save the effort required for opening and can ensure the integrity of the bucket lid when opening.
Disclosure of Invention
(1) Technical problem to be solved
In order to overcome the defects that great effort is needed to be consumed during operation, the barrel cover of the paint barrel is easily damaged during opening, and recovery is affected in the above mode, the invention provides the lossless uncovering device for the paint plastic barrel, which can save the effort consumed during opening and can ensure the integrity of the barrel cover during opening.
(2) Technical scheme
In order to solve the technical problem, the invention provides a coating plastic barrel nondestructive cover opening device which comprises a lower supporting tube, wherein the bottom of the lower supporting tube is connected with a supporting plate, a connecting rod is connected in the lower supporting tube in a sliding manner, and the top end of the connecting rod is connected with a first hand wheel; the adjusting component is arranged on the connecting rod; the folding and unfolding mechanism is arranged on the adjusting component; the fixed pipe is arranged on the folding and unfolding mechanism, and the upper part of the fixed pipe is connected with a pull rod.
Preferably, the adjusting component comprises an upper supporting pipe which is connected to the upper part of the connecting rod in a sliding manner, an inserted rod is connected in the upper supporting pipe, and the bottom end of the inserted rod extends into the lower supporting pipe and is connected with a limiting rod; the first compression spring is sleeved outside the inserted rod, the top of the first compression spring is contacted with the upper supporting pipe, and the bottom of the first compression spring is contacted with the lower supporting pipe; the second hand wheel is connected to the top of the upper supporting pipe, the lower supporting pipe is provided with an L-shaped through groove, the L-shaped through groove is provided with a plurality of positioning grooves at even intervals, the plurality of positioning grooves are vertically arranged, and the limiting rod is in sliding fit with the positioning grooves and the L-shaped through groove.
Preferably, the folding and unfolding mechanism comprises a fixed disc which is connected to the upper part of the upper support tube, the top of the fixed disc is connected with a return spring, the top of the return spring is connected with a sliding ring, the fixed tube is connected to the top of the sliding ring, and the sliding ring is in sliding fit with the upper support tube; the folding rods are arranged in a plurality of ways, the folding rods are hinged to the lower part of the fixed disc at even intervals along the circumferential direction, and pull ropes are connected between the sliding rings and the folding rods; the number of the first limiting ropes is consistent with that of the folding rods, and the plurality of first limiting ropes are respectively connected between the plurality of folding rods and the fixed disc; and the connecting rope is connected to the top of the sliding ring, and the tail end of the connecting rope is connected with a pull head.
Preferably, the lifting device also comprises a lifting assembly, wherein the lifting assembly comprises a fixed plate which is connected to the upper part of the upper supporting pipe, and two sides of the bottom of the fixed plate are connected with connecting frames; the wedge-shaped clamping rod is connected to the lower part of the connecting frame on one side in a sliding mode, a fixing block is connected to the wedge-shaped clamping rod, and a tension spring is connected between the fixing block and the connecting frame; the rotary table is rotatably connected to the lower part of the connecting frame at the other side, one side of the rotary table is slidably connected with a sliding block, the sliding block is connected with a latch, and a second compression spring is connected between the sliding block and the rotary table; the handle is connected to the other side of the rotating disc; the ratchet strip is connected to one side, close to the clamping teeth, of the fixed pipe and matched with the clamping teeth; the clamping strip is connected to one side, close to the wedge-shaped clamping rod, of the fixed pipe and matched with the wedge-shaped clamping rod.
Preferably, still including the swinging arms, it is many settings, and a plurality of swinging arms are connected on the supporting disk along the even interval of circumference, are connected with the second spacing rope between swinging arms and the supporting disk, and swinging arms end connection has the block rubber.
(3) Advantageous effects
1. According to the invention, the barrel cover of the coating barrel is opened through the matching of the adjusting component and the folding and unfolding mechanism, so that the effect of opening the barrel cover of the coating barrel is achieved.
2. The invention drives the folding and unfolding mechanism to operate through the lifting assembly without manually and directly pulling the pull rod, thereby saving labor consumed by manpower.
3. The invention does not need to pry the barrel cover by taking the barrel cover as a fulcrum during operation, thereby effectively ensuring the integrity of the barrel cover during opening.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a first perspective view of a partial structure of the present invention.
Fig. 3 is a second perspective view of a partial structure of the present invention.
FIG. 4 is an enlarged view of part A of the structure of the present invention.
Fig. 5 is a schematic perspective view of a first embodiment of the fixing tube of the present invention.
Fig. 6 is a schematic perspective view of a second embodiment of the fixing tube of the present invention.
FIG. 7 is a perspective view of a pull assembly of the present invention.
Fig. 8 is a third perspective view of a partial structure of the present invention.
Fig. 9 is a perspective view of the present invention in use.
The labels in the figures are: 1-lower support tube, 2-support plate, 3-connecting rod, 4-first hand wheel, 5-adjusting component, 51-upper support tube, 52-inserted rod, 53-limiting rod, 54-first compression spring, 55-second hand wheel, 56-L-shaped through groove, 57-positioning groove, 6-folding mechanism, 61-fixed disk, 62-sliding ring, 63-pulling rope, 64-folding rod, 65-first limiting rope, 66-connecting rope, 67-pulling head, 68-return spring, 7-fixed tube, 8-pulling rod, 9-pulling component, 91-fixed plate, 92-connecting frame, 93-wedge-shaped clamping rod, 94-fixed block, 95-pulling spring, 96-rotating disk, 97-sliding block, 98-latch, 99-second compression spring, 910-handle, 911-ratchet bar, 912-clamping bar, 10-swinging rod, 11-second limiting rope, 12-rubber block and 13-paint bucket.
Detailed Description
The invention is further described below with reference to the figures and examples.
Example 1
The utility model provides a coating plastic drum device of uncapping that does not harm, as figure 1, figure 2, figure 3, figure 4 and figure 9 show, including bottom suspension stay tube 1, supporting disk 2, connecting rod 3 and first hand wheel 4, bottom suspension stay tube 1 bottom is connected with supporting disk 2, 1 internal sliding type of bottom suspension stay tube is connected with connecting rod 3, 3 tops of connecting rod are connected with first hand wheel 4, still including adjusting part 5, receive and unfold mechanism 6, fixed pipe 7 and pull rod 8, be equipped with adjusting part 5 on the connecting rod 3, be equipped with on adjusting part 5 and receive and unfold mechanism 6, be equipped with fixed pipe 7 on receiving and unfolding mechanism 6, fixed pipe 7 upper portion is connected with pull rod 8.
Adjusting part 5 is including last stay tube 51, inserted bar 52, gag lever post 53, first compression spring 54 and second hand wheel 55, 3 upper portions sliding connection of connecting rod have last stay tube 51, go up the stay tube 51 in-connection and have inserted bar 52, inserted bar 52 bottom stretches into down stay tube 1 in-connection and has gag lever post 53, inserted bar 52 outside cover has first compression spring 54, first compression spring 54 top and last stay tube 51 contact, first compression spring 54 bottom and the 1 contact of lower stay tube, it is connected with second hand wheel 55 to go up the stay tube 51 top, it has L type logical groove 56 to open on the lower stay tube 1, even interval is opened on the logical groove 56 of L type has multichannel constant head tank 57, multichannel constant head tank 57 divide into upper and lower setting, gag lever post 53 and constant head tank 57 and the logical groove 56 sliding fit of L type.
The folding and unfolding mechanism 6 comprises a fixed disc 61, a sliding ring 62, a pull rope 63, a folding rod 64, a first limiting rope 65, a connecting rope 66, a pull head 67 and a return spring 68, the upper portion of an upper supporting tube 51 is connected with the fixed disc 61, the top of the fixed disc 61 is connected with the return spring 68, the top of the return spring 68 is connected with the sliding ring 62, the fixed tube 7 is connected to the top of the sliding ring 62, the sliding ring 62 is in sliding fit with the upper supporting tube 51, the lower portion of the fixed disc 61 is hinged to be connected with a plurality of folding rods 64 at even intervals in the circumferential direction, the middle portions of the folding rods 64 and the fixed disc 61 are connected with the first limiting rope 65, the pull rope 63 is connected between the sliding ring 62 and the folding rods 64, the top of the sliding ring 62 is connected with the connecting rope 66, and the tail end of the connecting rope 66 is connected with the pull head 67.
When the cover of the paint bucket 13 needs to be opened, the device can be used, initially, the first compression spring 54 is in a compressed state, firstly, a user lifts the device to enable the lower support tube 1 to extend into the paint bucket 13 through the opening on the cover, so that the lower part of the device extends into the paint bucket 13, when the support plate 2 contacts with the inner bottom of the paint bucket 13, the device can be stopped to move, at the moment, the folding rod 64 is unfolded under the action of gravity, the first limiting rope 65 can limit the folding rod 64, when the first folding rod 64 is completely unfolded, the first hand wheel 4 is held by one hand, the second hand wheel 55 is twisted by the other hand to rotate, the second hand wheel 55 rotates to drive the upper support tube 51 to rotate, the upper support tube 51 rotates to drive all devices thereon to rotate together, the inserted rod 52 drives the limiting rod 53 to rotate together when rotating, when the limiting rod 53 rotates to the vertical part in the L-shaped through groove 56, the upper supporting tube 51 moves upwards under the action of the first compression spring 54, the upper supporting tube 51 moves upwards to drive all devices thereon to move upwards together, when the folding rod 64 moves to be in contact with the inner top of the barrel cover, the second hand wheel 55 is twisted to drive the limiting rod 53 to rotate through the inserting rod 52, so that the limiting rod 53 is clamped into the positioning groove 57, then the pull rod 8 can be pulled to drive the fixed tube 7 to move upwards, the fixed tube 7 moves upwards to drive the folding rod 64 to move upwards through the upper supporting tube 51, the folding rod 64 can push the barrel cover to move upwards together when moving upwards, so as to open the barrel cover, when the device needs to be taken out, the pull head 67 drives the sliding ring 62 to move upwards through the connecting rope 66, the return spring 68 is stretched, the sliding ring 62 moves upwards to pull the folding rod 64 to swing along the hinge point through the pull rope 63, so as to withdraw the folding rod 64, when the folding bar 64 is retracted, the device can be taken out, and thus the cover can be opened.
Example 2
On the basis of embodiment 1, as shown in fig. 5-7, the lifting assembly 9 further comprises a lifting assembly 9, the lifting assembly 9 comprises a fixing plate 91, a connecting frame 92, a wedge-shaped clamping rod 93, a fixing block 94, a tension spring 95, a rotating disc 96, a sliding block 97, a latch 98, a second compression spring 99, a handle 910, a ratchet strip 911 and a clamping strip 912, the fixing plate 91 is connected to the upper portion of the upper supporting tube 51, the connecting frame 92 is connected to the front and rear sides of the bottom of the fixing plate 91, the wedge-shaped clamping rod 93 is slidably connected to the lower portion of the rear connecting frame 92, the fixing block 94 is connected to the wedge-shaped clamping rod 93, the tension spring 95 is connected between the fixing block 94 and the connecting frame 92, the rotating disc 96 is connected to the lower portion of the front connecting frame 92, the sliding block 97 is slidably connected to the rear side of the rotating disc 96, the latch 98 is connected to the rear side of the sliding block 97, the second compression spring 99 is connected between the sliding block 97 and the rotating disc 96, the handle 910 is connected to the front side of the rotating disc 96, the front side of the fixed pipe 7 is connected with a ratchet strip 911, the ratchet strip 911 is matched with the latch 98, the rear side of the fixed pipe 7 is connected with a clamping strip 912, and the clamping strip 912 is matched with the wedge-shaped clamping rod 93.
When the pull rod 8 needs to be pulled to move upwards, the handle 910 can be pulled to move up and down in a reciprocating manner, the handle 910 moves up and down in a reciprocating manner to drive the turntable 96 to rotate in a forward and reverse alternating manner, the turntable 96 drives the sliding block 97 to move upwards when rotating forwards, the sliding block 97 drives the latch 98 to move upwards, the latch 98 moves upwards to push the ratchet 911 to move upwards, the ratchet 911 can drive the fixed tube 7 to move upwards when moving upwards, the fixed tube 7 also drives the clamping strip 912 to move upwards when moving upwards, the sliding block 97 is driven to move downwards when rotating in a reverse direction, the sliding block 97 retracts inwards through the ratchet 911 when moving downwards, the second compression spring 99 is compressed, the clamping strip 912 is clamped under the action of the wedge-shaped clamping rod 93 at the moment, so that the fixed tube 7 is clamped, the fixed tube 7 is prevented from moving, and the latch 98 is clamped on the ratchet 911 again after the sliding block 97 moves downwards for a certain position, the handle 910 can be pulled again to rotate the turntable 96 forward, and this is repeated to save labor in manual operation.
As shown in fig. 8, the device further comprises a swinging rod 10, a second limiting rope 11 and a rubber block 12, wherein a plurality of swinging rods 10 are hinged on the upper portion of the supporting plate 2 at uniform intervals along the circumferential direction, the second limiting rope 11 is connected between the swinging rod 10 and the supporting plate 2, and the rubber block 12 is connected to the tail end of the swinging rod 10.
The supporting disc 2 drives all devices on the supporting disc to move together when extending into the paint bucket 13, when the swing rod 10 moves to be in contact with the bottom in the paint bucket 13, the swing rod 10 can be unfolded by downwards extruding the supporting disc 2 again, the second limiting rope 11 is stretched, the swing rod 10 is unfolded to drive the rubber block 12 to move together, after the swing rod 10 is completely unfolded, the rubber block 12 is in contact with the bottom in the paint bucket 13, at the moment, the friction force can be increased when the bucket cover of the paint bucket 13 is opened, and the device displacement is avoided, so that the opening of the bucket cover part of the paint bucket 13 is influenced.
The above examples are merely representative of preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, various changes, modifications and substitutions can be made without departing from the spirit of the present invention, and these are all within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (3)
1. The utility model provides a coating plastic drum does not harm device of uncapping which characterized in that, including: the bottom of the lower support tube (1) is connected with a support plate (2), the lower support tube (1) is connected with a connecting rod (3) in an inner sliding manner, and the top end of the connecting rod (3) is connected with a first hand wheel (4); an adjusting assembly (5) arranged on the connecting rod (3); a folding and unfolding mechanism (6) arranged on the adjusting component (5); the fixed pipe (7) is arranged on the folding and unfolding mechanism (6), and the upper part of the fixed pipe (7) is connected with a pull rod (8);
the adjusting assembly (5) comprises: the upper support pipe (51) is connected to the upper part of the connecting rod (3) in a sliding manner, an inserted rod (52) is connected into the upper support pipe (51), and the bottom end of the inserted rod (52) extends into the lower support pipe (1) and is connected with a limiting rod (53); the first compression spring (54) is sleeved outside the inserted rod (52), the top of the first compression spring (54) is in contact with the upper support pipe (51), and the bottom of the first compression spring (54) is in contact with the lower support pipe (1); the second hand wheel (55) is connected to the top of the upper supporting tube (51), the lower supporting tube (1) is provided with an L-shaped through groove (56), a plurality of positioning grooves (57) are uniformly formed in the L-shaped through groove (56) at intervals, the plurality of positioning grooves (57) are vertically arranged, and the limiting rod (53) is in sliding fit with the positioning grooves (57) and the L-shaped through groove (56);
the folding and unfolding mechanism (6) comprises: the fixed disc (61) is connected to the upper part of the upper support tube (51), the top of the fixed disc (61) is connected with a return spring (68), the top of the return spring (68) is connected with a sliding ring (62), the fixed tube (7) is connected to the top of the sliding ring (62), and the sliding ring (62) is in sliding fit with the upper support tube (51); a plurality of folding rods (64) are arranged, the folding rods (64) are hinged and connected to the lower part of the fixed disc (61) at intervals along the circumferential direction, and pull ropes (63) are connected between the sliding ring (62) and the folding rods (64); the number of the first limiting ropes (65) is consistent with that of the folding rods (64), and the first limiting ropes (65) are respectively connected between the folding rods (64) and the fixed disc (61); and the connecting rope (66) is connected to the top of the sliding ring (62), and the tail end of the connecting rope (66) is connected with a slider (67).
2. The nondestructive cover opening device for the plastic drum coated with paint as claimed in claim 1, further comprising a pulling assembly (9), wherein the pulling assembly (9) comprises: a fixing plate (91) connected to the upper part of the upper support tube (51), both sides of the bottom of the fixing plate (91) being connected with a connecting frame (92); the wedge-shaped clamping rod (93) is connected to the lower portion of the connecting frame (92) on one side in a sliding mode, a fixing block (94) is connected to the wedge-shaped clamping rod (93), and a tension spring (95) is connected between the fixing block (94) and the connecting frame (92); the rotary table (96) is rotatably connected to the lower part of the connecting frame (92) at the other side, one side of the rotary table (96) is connected with a sliding block (97) in a sliding manner, the sliding block (97) is connected with a latch (98), and a second compression spring (99) is connected between the sliding block (97) and the rotary table (96); a handle (910) connected to the other side of the turntable (96); the ratchet strip (911) is connected to one side, close to the clamping teeth (98), of the fixed pipe (7), and the ratchet strip (911) is matched with the clamping teeth (98); the clamping strip (912) is connected to one side, close to the wedge-shaped clamping rod (93), of the fixed pipe (7), and the clamping strip (912) is matched with the wedge-shaped clamping rod (93).
3. The undamaged cover opening device of the coating plastic barrel according to claim 2, characterized by further comprising: swing rod (10), it is many settings, and the connection that many swing rod (10) evenly spaced along circumference is on supporting disk (2), is connected with second spacing rope (11) between swing rod (10) and supporting disk (2), and swing rod (10) end-to-end connection has rubber block (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010417127.9A CN111573585B (en) | 2020-05-18 | 2020-05-18 | Coating plastic drum nondestructive uncapping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010417127.9A CN111573585B (en) | 2020-05-18 | 2020-05-18 | Coating plastic drum nondestructive uncapping device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111573585A CN111573585A (en) | 2020-08-25 |
| CN111573585B true CN111573585B (en) | 2021-08-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010417127.9A Expired - Fee Related CN111573585B (en) | 2020-05-18 | 2020-05-18 | Coating plastic drum nondestructive uncapping device |
Country Status (1)
| Country | Link |
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| CN (1) | CN111573585B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111908529A (en) * | 2020-08-31 | 2020-11-10 | 珠海格力电器股份有限公司 | Water distributor of water softener and water softener |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10194387A (en) * | 1996-12-27 | 1998-07-28 | Asahi Breweries Ltd | Cap seal removing apparatus |
| CN201343430Y (en) * | 2009-01-19 | 2009-11-11 | 尹作宗 | Cover opener |
| CN206307580U (en) * | 2016-12-13 | 2017-07-07 | 君子兰化工（上海）有限公司 | Pail pack annular clamp |
| CN206783283U (en) * | 2017-05-26 | 2017-12-22 | 宁波大学 | A kind of cover separator applied to chemical products recovery |
| CN107792822A (en) * | 2017-09-19 | 2018-03-13 | 绍兴女儿红酿酒有限公司 | One kind drives altar device |
| CN109081281A (en) * | 2018-06-28 | 2018-12-25 | 黄建国 | A kind of glass canned food device for releasing closures based on grip rotation and pressure fixing |
| CN110745753A (en) * | 2019-10-09 | 2020-02-04 | 谢旭华 | Tin cream jar cap opener |
| CN110894055A (en) * | 2019-12-03 | 2020-03-20 | 陕西立高涂料有限公司 | Cover opener for flower basket barrel and using method of cover opener |
-
2020
- 2020-05-18 CN CN202010417127.9A patent/CN111573585B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10194387A (en) * | 1996-12-27 | 1998-07-28 | Asahi Breweries Ltd | Cap seal removing apparatus |
| CN201343430Y (en) * | 2009-01-19 | 2009-11-11 | 尹作宗 | Cover opener |
| CN206307580U (en) * | 2016-12-13 | 2017-07-07 | 君子兰化工（上海）有限公司 | Pail pack annular clamp |
| CN206783283U (en) * | 2017-05-26 | 2017-12-22 | 宁波大学 | A kind of cover separator applied to chemical products recovery |
| CN107792822A (en) * | 2017-09-19 | 2018-03-13 | 绍兴女儿红酿酒有限公司 | One kind drives altar device |
| CN109081281A (en) * | 2018-06-28 | 2018-12-25 | 黄建国 | A kind of glass canned food device for releasing closures based on grip rotation and pressure fixing |
| CN110745753A (en) * | 2019-10-09 | 2020-02-04 | 谢旭华 | Tin cream jar cap opener |
| CN110894055A (en) * | 2019-12-03 | 2020-03-20 | 陕西立高涂料有限公司 | Cover opener for flower basket barrel and using method of cover opener |
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| CN111573585A (en) | 2020-08-25 |
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Effective date of registration: 20210719 Address after: 211299 Qinhuai Avenue 288 Yongyang Street, Lishui District, Nanjing City, Jiangsu Province Applicant after: Nanjing lucky village science and Technology Innovation Industrial Park Management Co.,Ltd. Address before: 2329, Nanguang Jiejia building, 3037 Shennan Middle Road, Nanyuan street, Futian District, Shenzhen, Guangdong 518000 Applicant before: Yun Long Zhong |
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