CN114291452A - Garbage can packing and closing device and using method thereof - Google Patents
Garbage can packing and closing device and using method thereof Download PDFInfo
- Publication number
- CN114291452A CN114291452A CN202210033094.7A CN202210033094A CN114291452A CN 114291452 A CN114291452 A CN 114291452A CN 202210033094 A CN202210033094 A CN 202210033094A CN 114291452 A CN114291452 A CN 114291452A
- Authority
- CN
- China
- Prior art keywords
- sliding rod
- longitudinal sliding
- transmission
- packing
- gear
- 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.)
- Pending
Links
- 239000010813 municipal solid waste Substances 0.000 title claims abstract description 41
- 238000012856 packing Methods 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims abstract description 64
- 238000002844 melting Methods 0.000 claims abstract description 27
- 230000008018 melting Effects 0.000 claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 238000009434 installation Methods 0.000 claims abstract 5
- 238000007789 sealing Methods 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 2
- 239000012943 hotmelt Substances 0.000 abstract description 8
- 230000033001 locomotion Effects 0.000 abstract description 5
- 230000002349 favourable effect Effects 0.000 abstract description 2
- 238000011084 recovery Methods 0.000 abstract description 2
- 230000001360 synchronised effect Effects 0.000 abstract 1
- 241000894006 Bacteria Species 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 208000035143 Bacterial infection Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000002337 anti-port Effects 0.000 description 1
- 208000022362 bacterial infectious disease Diseases 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Package Closures (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a garbage can packing and necking-in device and a using method thereof, belonging to the technical field of garbage recovery and comprising an installation frame, wherein a necking-in mechanism is arranged in the installation frame, a hot melting device is arranged in the installation frame, and the necking-in mechanism comprises a first longitudinal sliding rod and a second longitudinal sliding rod which are arranged in parallel and a horizontal sliding rod which is arranged perpendicular to the first longitudinal sliding rod and the second longitudinal sliding rod; the horizontal sliding rod is driven to move along the first longitudinal sliding rod direction by the first driving belt and the second driving belt; the screw rod is driven by the gear box; the starting gear box drives the lead screw to rotate, the lead screw rotates the first drive belt of transmission and rotates with the second drive belt, drives vertical slide bar and horizontal slide bar synchronous motion, packs the disposal bag, and through the hot melt device that sets up, heat seal is carried out to the disposal bag sack, is favorable to improving the practicality of device, reduces the disposal bag and seals untight or insecure risk.
Description
Technical Field
The invention relates to the technical field of garbage recovery, in particular to a garbage can packing and closing device and a using method thereof.
Background
Along with the progress of the times, the living standard of people is continuously improved, the intelligent home gradually enters the life of people, the intelligent garbage can is popular with people and convenient to use, and is a daily necessity of home and is common in life.
General domestic garbage bin, two days to three days change disposal bag once, rubbish lasts the fermentation in the disposal bag and produces the bacterium easily, and the staff is when packing the disposal bag, hardly avoids not touching the rubbish in the disposal bag, and the bacterium is attached to on the people hand, causes the infection easily, has consequently gradually added the structure of disposal bag packing on current intelligent garbage bin.
The garbage bag packaging structure of the existing intelligent garbage can is easy to have the phenomena of untight or loose sealing when the sealing is carried out, and has the hidden danger of bacterial infection, so that the garbage can closing device and the using method thereof are provided.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a garbage can packing and necking device and a using method thereof, which are beneficial to improving the practicability of the device and reducing the risk of untight or loose sealing of a traditional intelligent garbage can during packing and sealing.
In order to solve the technical problems, the invention provides the following technical scheme: a garbage can packing and necking-in device comprises a mounting frame, wherein a necking-in mechanism is fixedly arranged in the mounting frame, a hot melting device is fixedly arranged in the middle of one side in the mounting frame, and the necking-in mechanism comprises a first longitudinal sliding rod and a second longitudinal sliding rod which are arranged in parallel and a horizontal sliding rod which is perpendicular to the first longitudinal sliding rod and the second longitudinal sliding rod;
the horizontal sliding rod is driven to move along the first longitudinal sliding rod direction by the first driving belt and the second driving belt;
the lead screw is driven by a gear box.
Preferably, the screw rod driving the first longitudinal sliding rod and the second longitudinal sliding rod to move oppositely is divided into two parts by a central point A dividing point, the screw rod thread directions of the two parts are opposite, and the first longitudinal sliding rod and the second longitudinal sliding rod matched with the two parts are respectively and simultaneously driven to move oppositely or oppositely.
Preferably, the screw rod is provided with a transmission gear for synchronously driving the first transmission belt and a second driving wheel for synchronously driving the second transmission belt, the screw rod is driven by the gear box through the transmission gear, and the transmission gear is meshed with the gear box or is in belt transmission with the gear box.
Preferably, the transmission gear comprises a meshing gear and a first driving wheel, the gear box is in transmission connection with the meshing gear, and the first driving wheel is in transmission connection with the first transmission belt.
Preferably, the middle part of the horizontal sliding rod is fixedly provided with an elastic pressing block, and the elastic pressing block is movably connected with the hot melting device.
The invention also provides a garbage can packing and closing device and a using method thereof, and the garbage can packing and closing device is adopted and comprises the following steps:
s1, starting a gear box, wherein the gear box drives a transmission gear to rotate, drives a second driving wheel to rotate through a screw rod, and synchronously moves through a first transmission belt and a second transmission belt which are connected to the transmission gear and the second driving wheel;
s2, the first transmission belt and the second transmission belt drive the horizontal sliding rod to move towards the hot melting device, and the screw thread on the screw rod drives the first longitudinal sliding rod and the second longitudinal sliding rod to move towards the hot melting device until the elastic pressing block in the middle of the horizontal sliding rod is abutted against the hot melting device;
s3, starting the hot melting device, heating the hot melting device to melt and bond the garbage bag, and closing the hot melting device after sealing is finished;
s4, the gear box reversely rotates to drive the screw rod to reversely rotate, the transmission gear and the second driving wheel drive the first transmission belt and the second transmission belt to reversely rotate, and the first longitudinal sliding rod, the second longitudinal sliding rod and the horizontal sliding rod are driven to reset.
The working principle of the garbage can packing and closing device provided by the invention is as follows: when needs pack the disposal bag in the garbage bin, start the gear box, the gear box drives the lead screw through drive gear and rotates, the first drive belt of transmission and second drive belt simultaneous movement, first vertical slide bar and second vertical slide bar move towards hot melt device in opposite directions under the lead screw drives, horizontal slide bar slides towards hot melt device, it locates to hot melt device position to contract the disposal bag sack, then start hot melt device, hot melt device heats the disposal bag sack, the disposal bag sack bonds together after being heated, accomplish sealing of disposal bag, elastic pressing block and hot melt device that set up on horizontal slide bar support tightly, make the disposal bag sack bond completely, be favorable to improving the practicality of device, reduce the risk that the disposal bag seals untight or insecure, thereby guarantee user's health.
Compared with the prior art, the invention can achieve the following beneficial effects:
1. the bag opening of the garbage bag is heated and sealed by the necking mechanism arranged in the mounting frame and the hot melting device arranged in the middle of the mounting frame, and the hot melting device and the necking mechanism are mutually matched, so that the risk of untight or infirm sealing of the garbage bag is reduced, and the practicability of the device is improved;
2. through setting up drive assembly into the lead screw and driving drive belt simultaneous movement, be convenient for make the pole subassembly that slides can simultaneous movement when the motion to make vertical slide bar and horizontal slide bar target in place in step, elastic pressing block and hot melt device are correctly cooperated, further improve the practicality of device, reduce because of the disposal bag that the pole subassembly dislocation caused seals insecure.
Drawings
FIG. 1 is a schematic view of an overall structure of a garbage can packing and necking device in an embodiment;
FIG. 2 is a schematic structural view of a closing mechanism of a garbage can packing and closing device in an embodiment;
FIG. 3 is a schematic structural view of a screw rod of the garbage can packing and necking device in the embodiment;
FIG. 4 is a schematic view of a sliding rod matching structure of the garbage can packing and necking device in the embodiment;
FIG. 5 is a schematic structural view of a transmission gear of the baling and necking device of the trash can in the embodiment;
wherein: 1. a mounting frame; 2. a closing mechanism; 3. a hot melting device; 4. a gear case; 5. a transmission gear; 51. a meshing gear; 52. a first drive wheel; 6. a screw rod; 7. a first drive belt; 8. a second belt; 9. a first longitudinal slide bar; 10. a second longitudinal slide bar; 11. a second drive wheel; 12. a horizontal sliding rod; 13. and (4) an elastic pressing block.
Detailed Description
The technical scheme of the invention is explained by the specific embodiment with the accompanying drawings of 1-5 in the specification.
Example (b):
as shown in fig. 1-5, the garbage can packing and necking-in device and the using method thereof provided by the invention comprise a mounting frame 1, a necking-in mechanism 2 is installed in the mounting frame 1, a hot melting device 3 is fixedly installed in the middle of one side in the mounting frame 1, the necking-in mechanism 2 comprises a first longitudinal sliding rod 9 and a second longitudinal sliding rod 10 which are arranged in parallel, a horizontal sliding rod 12 which is arranged perpendicular to the first longitudinal sliding rod 9 and the second longitudinal sliding rod 10, a screw rod 6 which drives the first longitudinal sliding rod 9 and the second longitudinal sliding rod 10 to move oppositely, a first transmission belt 7 and a second transmission belt 8 which drive the horizontal sliding rod 12 to move along the first longitudinal sliding rod 9, the screw rod 6 is in transmission connection with a gear box 4, the screw rod 6 which drives the first longitudinal sliding rod 9 and the second longitudinal sliding rod 10 to move oppositely is divided into two parts by a dividing point of a central point a, the screw threads of the two parts are opposite in directions, the first longitudinal sliding rod 9 and the second longitudinal sliding rod 10 which are matched with the screw rod 6 are respectively and simultaneously driven to move oppositely or oppositely, a transmission gear 5 for synchronously driving the first transmission belt 7 and a second driving wheel 11 for synchronously driving the second transmission belt 8 are fixedly arranged on the screw rod 6, the screw rod 6 is driven by a gear box 4 through the transmission gear 5, gear engagement or belt transmission is adopted between the transmission gear 5 and the gear box 4, the transmission gear 5 comprises an engagement gear 51 and a first driving wheel 52, the gear box 4 is in transmission connection with the engagement gear 51, the first driving wheel 52 is in transmission connection with the first transmission belt 7, an elastic pressing block 13 is fixedly arranged in the middle of the horizontal sliding rod 12, and the elastic pressing block 13 is movably connected with the hot melting device 3.
The working steps when the garbage bag is packed are as follows: firstly, the gear box 4 is started, the gear box 4 drives the transmission gear 5 to rotate, the first driving wheel 52 drives the first transmission belt 7 to synchronously rotate, the second driving wheel 11 and the transmission gear 5 synchronously rotate under the action of the screw rod 6 to drive the second transmission belt 8 to synchronously rotate, the first transmission belt 7 and the second transmission belt 8 drive the horizontal sliding rod 12 to longitudinally translate towards the direction of the hot melting device 3, the elastic pressing block 13 on the horizontal sliding rod 12 is attached to the hot melting device 3, the screw rod 6 rotates to drive the first longitudinal sliding rod 9 and the second longitudinal sliding rod 10 to horizontally translate towards the direction of the hot melting device 3, the opening of the garbage bag is tightened, then, start hot melting device 3 and heat the disposal bag sack that tightens up and seal, treat that the disposal bag sack bonds and seal the back, close hot melting device 3, gear box 4 antiport, the first vertical pole of sliding 9 of sliding of transmission, the vertical pole of sliding 10 of second and the horizontal pole of sliding 12 resets.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a garbage bin packing binding off device, includes mounting bracket (1), its characterized in that: a closing-in mechanism (2) is fixedly installed in the installation frame (1), a hot melting device (3) is fixedly installed in the middle of one side in the installation frame (1), and the closing-in mechanism (2) comprises a first longitudinal sliding rod (9) and a second longitudinal sliding rod (10) which are arranged in parallel, and a horizontal sliding rod (12) which is perpendicular to the first longitudinal sliding rod (9) and the second longitudinal sliding rod (10);
the device also comprises a screw rod (6) for driving the first longitudinal sliding rod (9) and the second longitudinal sliding rod (10) to move oppositely, and a first transmission belt (7) and a second transmission belt (8) for driving the horizontal sliding rod (12) to move along the direction of the first longitudinal sliding rod (9);
the screw rod (6) is driven by the gear box (4).
2. The packing and necking device of the trash can as claimed in claim 1, wherein: the screw rod (6) driving the first longitudinal sliding rod (9) and the second longitudinal sliding rod (10) to move oppositely is divided into two parts by a central point A dividing point, the thread directions of the screw rods (6) of the two parts are opposite, and the first longitudinal sliding rod (9) and the second longitudinal sliding rod (10) matched with the two parts are respectively and simultaneously driven to move oppositely or oppositely.
3. The packing and necking device of the trash can as claimed in claim 1, wherein: the screw rod (6) is provided with a transmission gear (5) for synchronously driving the first transmission belt (7) and a second driving wheel (11) for synchronously driving the second transmission belt (8), the screw rod (6) is driven by the gear box (4) through the transmission gear (5), and the transmission gear (5) is meshed with the gear box (4) or is in belt transmission.
4. The packing and necking device of the trash can as claimed in claim 3, wherein: the transmission gear (5) comprises a meshing gear (51) and a first driving wheel (52), the gear box (4) is in transmission connection with the meshing gear (51), and the first driving wheel (52) is in transmission connection with the first transmission belt (7).
5. The packing and necking device of the trash can as claimed in claim 1, wherein: an elastic pressing block (13) is fixedly arranged in the middle of the horizontal sliding rod (12), and the elastic pressing block (13) is movably connected with the hot melting device (3).
6. A garbage can packing and necking device and a using method thereof adopt the garbage can packing and necking device of any one of claims 1 to 5, and the garbage can packing and necking device is characterized by comprising the following steps:
s1, starting the gear box (4), wherein the gear box (4) drives the transmission gear (5) to rotate, drives the second driving wheel (11) to rotate through the screw rod (6), and synchronously moves through the first transmission belt (7) and the second transmission belt (8) connected to the transmission gear (5) and the second driving wheel (11);
s2, the first transmission belt (7) and the second transmission belt (8) drive the horizontal sliding rod (12) to move towards the hot melting device (3), and the screw thread on the screw rod (6) drives the first longitudinal sliding rod (9) and the second longitudinal sliding rod (10) to move towards the hot melting device (3) until the elastic pressing block (13) in the middle of the horizontal sliding rod (12) is abutted against the hot melting device (3);
s3, starting the hot melting device (3), heating the hot melting device (3) to melt and bond the garbage bag, and closing the hot melting device (3) after sealing is finished;
s4, the gear box (4) reversely rotates to drive the screw rod (6) to reversely rotate, the transmission gear (5) and the second driving wheel (11) drive the first transmission belt (7) and the second transmission belt (8) to reversely rotate, and the first longitudinal sliding rod (9), the second longitudinal sliding rod (10) and the horizontal sliding rod (12) are driven to reset.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210033094.7A CN114291452A (en) | 2022-01-12 | 2022-01-12 | Garbage can packing and closing device and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210033094.7A CN114291452A (en) | 2022-01-12 | 2022-01-12 | Garbage can packing and closing device and using method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114291452A true CN114291452A (en) | 2022-04-08 |
Family
ID=80978428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210033094.7A Pending CN114291452A (en) | 2022-01-12 | 2022-01-12 | Garbage can packing and closing device and using method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114291452A (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109911457A (en) * | 2019-03-11 | 2019-06-21 | 上海拓牛智能科技有限公司 | Refuse bag packing mechanism and intelligent garbage bin |
| CN210012170U (en) * | 2019-03-11 | 2020-02-04 | 上海拓牛智能科技有限公司 | Garbage bag packing mechanism and intelligent garbage can |
| CN210392355U (en) * | 2019-06-28 | 2020-04-24 | 追觅科技（天津）有限公司 | Garbage bag closing-in device of intelligent garbage can and intelligent garbage can |
| CN111153081A (en) * | 2020-03-10 | 2020-05-15 | 中山市鑫能电器制造有限公司 | Intelligent garbage can capable of opening and packaging simultaneously |
| CN210823820U (en) * | 2019-05-29 | 2020-06-23 | 莆田市烛火信息技术有限公司 | Automatic garbage bag packaging and sealing mechanism of intelligent garbage can |
| CN211055870U (en) * | 2019-09-11 | 2020-07-21 | 追觅科技（天津）有限公司 | Three-rod closing mechanism of garbage bag and intelligent garbage can |
| CN211055899U (en) * | 2019-09-11 | 2020-07-21 | 追觅科技（天津）有限公司 | Disposal bag closing device and intelligent garbage bin |
| CN112027407A (en) * | 2020-08-20 | 2020-12-04 | 陈政 | Can seal intelligent garbage bin of changing disposal bag automatically |
| CN112208965A (en) * | 2020-09-29 | 2021-01-12 | 上海拓牛智能科技有限公司 | Three-rod garbage bag packaging mechanism and intelligent garbage can |
| CN214166081U (en) * | 2020-09-29 | 2021-09-10 | 上海拓牛智能科技有限公司 | Garbage bag four-rod packaging mechanism and intelligent garbage can |
| CN214567987U (en) * | 2020-12-24 | 2021-11-02 | 上海拓牛智能科技有限公司 | Seal drive mechanism and intelligent garbage bin thereof |
| CN217199999U (en) * | 2022-01-12 | 2022-08-16 | 江西优洁科技有限公司 | Garbage bin packing binding off device |
-
2022
- 2022-01-12 CN CN202210033094.7A patent/CN114291452A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109911457A (en) * | 2019-03-11 | 2019-06-21 | 上海拓牛智能科技有限公司 | Refuse bag packing mechanism and intelligent garbage bin |
| CN210012170U (en) * | 2019-03-11 | 2020-02-04 | 上海拓牛智能科技有限公司 | Garbage bag packing mechanism and intelligent garbage can |
| CN210823820U (en) * | 2019-05-29 | 2020-06-23 | 莆田市烛火信息技术有限公司 | Automatic garbage bag packaging and sealing mechanism of intelligent garbage can |
| CN210392355U (en) * | 2019-06-28 | 2020-04-24 | 追觅科技（天津）有限公司 | Garbage bag closing-in device of intelligent garbage can and intelligent garbage can |
| CN211055870U (en) * | 2019-09-11 | 2020-07-21 | 追觅科技（天津）有限公司 | Three-rod closing mechanism of garbage bag and intelligent garbage can |
| CN211055899U (en) * | 2019-09-11 | 2020-07-21 | 追觅科技（天津）有限公司 | Disposal bag closing device and intelligent garbage bin |
| CN111153081A (en) * | 2020-03-10 | 2020-05-15 | 中山市鑫能电器制造有限公司 | Intelligent garbage can capable of opening and packaging simultaneously |
| CN112027407A (en) * | 2020-08-20 | 2020-12-04 | 陈政 | Can seal intelligent garbage bin of changing disposal bag automatically |
| CN112208965A (en) * | 2020-09-29 | 2021-01-12 | 上海拓牛智能科技有限公司 | Three-rod garbage bag packaging mechanism and intelligent garbage can |
| CN214166081U (en) * | 2020-09-29 | 2021-09-10 | 上海拓牛智能科技有限公司 | Garbage bag four-rod packaging mechanism and intelligent garbage can |
| CN214567987U (en) * | 2020-12-24 | 2021-11-02 | 上海拓牛智能科技有限公司 | Seal drive mechanism and intelligent garbage bin thereof |
| CN217199999U (en) * | 2022-01-12 | 2022-08-16 | 江西优洁科技有限公司 | Garbage bin packing binding off device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN217199999U (en) | Garbage bin packing binding off device | |
| CN200992397Y (en) | Automatic sleeving-bag and bagging garbage can | |
| CN202807587U (en) | Automatic packaging type intelligent dustbin | |
| CN104016035B (en) | Automatic garbage bin | |
| CN105711873A (en) | Automatic garage packaging method and automatic garage packaging machine | |
| CN205366747U (en) | Full -automatic intelligent garbage bin | |
| CN114291452A (en) | Garbage can packing and closing device and using method thereof | |
| CN207258128U (en) | A kind of veterinary drug pulvis packaging seal device | |
| CN103569553B (en) | Automatic packaging system for medical waste | |
| CN210557043U (en) | Intelligent garbage can | |
| CN211944763U (en) | Closing-in and turning-cover linked garbage can | |
| CN212862621U (en) | A recovery plant for intelligent house | |
| CN203959070U (en) | Automatic garbage bin | |
| CN201012752Y (en) | Middle-seal heating automatic engaging and disengaging gear of pillow type packing machine | |
| CN214284708U (en) | Automatic bag feeding and packaging mechanism applied to intelligent closestool | |
| CN205150279U (en) | Special type mortar packing plant | |
| CN209853053U (en) | Garbage storage device | |
| CN207482635U (en) | A kind of derrick type refuse bag automatically changes the outfit dustbin | |
| CN112079007A (en) | Domestic environmental protection automatic packaging garbage bin | |
| CN220744186U (en) | Garbage can convenient for closing garbage bags | |
| CN218930543U (en) | Intelligent garbage can and garbage can closing-in device | |
| CN208731364U (en) | A kind of V-type fixation device of the dirty cabinet of self-sealing intelligence | |
| CN203959071U (en) | Refuse bag collecting device | |
| CN208731365U (en) | A kind of heating sealing device of the dirty cabinet of intelligence | |
| CN216334388U (en) | Automatic sealing garbage can for green building |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20240511 Address after: 200120, 3rd Floor, Building 4, No. 500 Jianyun Road, Pudong New Area, Shanghai Applicant after: Shanghai Jiabiyi Intelligent Technology Co.,Ltd. Country or region after: China Address before: 343700 in the hospital of Jiangxi pinhe Technology Co., Ltd., high tech Zone, Taihe County, Ji'an City, Jiangxi Province Applicant before: Jiangxi Youjie Technology Co.,Ltd. Country or region before: China |