CN216314339U - Rare afforestation plant winter protection maintenance structure in gardens - Google Patents
Rare afforestation plant winter protection maintenance structure in gardens Download PDFInfo
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- CN216314339U CN216314339U CN202121988980.2U CN202121988980U CN216314339U CN 216314339 U CN216314339 U CN 216314339U CN 202121988980 U CN202121988980 U CN 202121988980U CN 216314339 U CN216314339 U CN 216314339U
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Abstract
The utility model relates to the technical field of plant cultivation and maintenance, and discloses a winter protection and maintenance structure for rare and green plants in gardens. This precious and rare afforestation plant winter protection maintenance structure in gardens rotates the motor through the second and drives drive gear and annular plate gear board meshing rotation, drives the shower nozzle simultaneously and rotates the surface of plant trunk and carry out even spraying operation, can be more even effectual with the surface of coating spraying trunk, the spraying is more even, can play better winter protection effect, is favorable to the improvement to plant winter protection maintenance effect, has reduced the convenience of using.
Description
Technical Field
The utility model relates to the technical field of plant cultivation and maintenance, in particular to a cold-proof maintenance structure for rare and green plants in gardens.
Background
As is well known, the winter protection and maintenance device for the rare landscaping plants is a device used for performing winter protection measures on the rare landscaping plants in gardens and maintaining the landscaping plants, so that the landscaping plants can grow better, and the existing winter protection and maintenance device for the rare landscaping plants finds that the spraying heads move up and down in use, and needs manual operation of workers, needs a certain labor force, and wastes time and labor; and the device is relatively unstable and has low stability.
For example, a winter protection and maintenance device for rare landscaping plants, which is disclosed in chinese patent application No. 201920126259.9, is basically described as follows: including the work box, two sets of conveying pipes, four group's landing legs and four group's universal wheels, four group's landing leg tops respectively with the left front side of work box bottom, left rear side, right front side and right rear side link to each other, four group's universal wheels are rotatable the bottom of installing four group's landing legs respectively, this rare afforestation plant winter protection curing means in gardens carries out the spraying operation through two sets of shower nozzles to the trunk of plant, nevertheless this spraying mode has more spraying four corners in the use, be difficult to more even carry out even spraying operation to the surface of trunk, be unfavorable for the improvement to plant winter protection maintenance effect, the convenience of using has been reduced.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Aiming at the defects of the prior art, the utility model provides a winter protection and maintenance structure for rare landscaping plants, which solves the problems in the background art.
(II) technical scheme
In order to achieve the purpose, the utility model provides the following technical scheme: a winter protection and maintenance structure for rare and green plants in gardens comprises a movable bottom plate, universal wheels are fixedly connected with four corners of the lower surface of the movable bottom plate, a movable handrail is fixedly connected with the right side of the upper surface of the movable bottom plate, a rotary gear disc is rotatably connected with the left side of the upper surface of the movable bottom plate, a stable vertical plate is fixedly connected with the upper surface of the rotary gear disc, a lifting adjusting device is arranged on the left side of the stable vertical plate, a surrounding spraying device is arranged on the left side of the lifting adjusting device, a fixed rack is fixedly connected with the left side surface of the stable vertical plate, a liquid storage tank is fixedly connected with the right side of the upper surface of the movable bottom plate, a feed inlet is arranged on the upper surface of the liquid storage tank, a water pump is fixedly connected with the left side of the upper surface of the movable bottom plate, an input end of the water pump is communicated with an input pipe, and an output end of the water pump is communicated with an output pipe, the movable bottom plate is characterized in that a first stabilizing support is fixedly connected to the left side of the upper surface of the movable bottom plate, a first rotating motor is fixedly connected to the left side of the upper surface of the movable bottom plate, a rotating gear is fixedly connected to the output end of the first rotating motor, and a rotating gear disc is meshed with the rotating gear.
The lifting adjusting device comprises a U-shaped fixing plate, the inner wall of the U-shaped fixing plate is fixedly connected with a lifting motor, the output end of the lifting motor is fixedly connected with a lifting gear, the fixing rack is meshed with the lifting gear, the left side face of the U-shaped fixing plate is fixedly connected with a second stabilizing support, the inner side of the second stabilizing support is rotatably connected with a rotary rod, the top end of the rotary rod is fixedly connected with a worm wheel, the upper surface of the U-shaped fixing plate is fixedly connected with a driving motor, the output end of the driving motor is fixedly connected with a worm, and the worm wheel is meshed with the worm.
Encircle spraying device and include annular semicircle dish, the last fixed surface of annular semicircle dish is connected with the second and rotates the motor, the output fixedly connected with drive gear of motor is rotated to the second, the inboard sliding connection of annular semicircle dish upper surface has annular plate gear plate, drive gear and the meshing of annular plate gear plate, the right side fixedly connected with rotation post of annular semicircle dish, the medial surface fixedly connected with arc tube of annular plate gear plate, the inboard intercommunication of arc tube has the shower nozzle.
Preferably, the left side surface of the U-shaped fixing plate is fixedly connected with a T-shaped sliding block, the left side surface of the stabilizing vertical plate is provided with a T-shaped sliding groove, and the T-shaped sliding block is in sliding connection with the T-shaped sliding groove.
Preferably, the movable bottom plate and the stable vertical plate are both made of cast iron, and the outer surfaces of the movable bottom plate and the stable vertical plate are uniformly coated with antirust coatings.
Preferably, the number of the spray heads is ten groups, and filter screens are arranged in all the ten groups of spray heads.
Preferably, the input pipe and the output pipe are both made of soft materials, and the thicknesses of the input pipe and the output pipe are the same.
Preferably, the inner side of the upper surface of the annular semicircular disc is provided with an annular sliding groove, the lower surface of the annular plate gear plate is fixedly connected with an annular sliding block, and the annular sliding groove is rotatably connected with the annular sliding block.
(III) advantageous effects
Compared with the prior art, the utility model provides a cold-proof maintenance structure for rare landscaping plants, which has the following beneficial effects:
1. this precious and rare afforestation plant winter protection maintenance structure in gardens rotates the motor through the second and drives drive gear and annular plate gear board meshing rotation, drives the shower nozzle simultaneously and rotates the surface of plant trunk and carry out even spraying operation, can be more even effectual with the surface of coating spraying trunk, the spraying is more even, can play better winter protection effect, is favorable to the improvement to plant winter protection maintenance effect, has reduced the convenience of using.
2. This rare afforestation plant winter protection maintenance structure in gardens, through driving motor drive worm transfer the worm wheel to the angle that opens and shuts of annular semicircle dish carry out quick adjustment, be convenient for more quick effectual regulation operation that adjusts, adaptation not unidimensional trunk that can be better has more extensive adaptability, is convenient for more quick effectual spraying operation to the trunk, very big improvement to the spraying effect of trunk, be convenient for better use.
3. This precious and rare afforestation plant winter protection maintenance structure in gardens reciprocates through elevator motor drive elevating gear and fixed rack toothing, reciprocates more conveniently, adaptation not co-altitude trunk that can be better, has better adaptability, rotates through first rotation motor drive transmitting gear and rotatory gear plate meshing, is convenient for better carry out the spraying operation to the trunk, has effectively improved the spraying effect to the trunk, is convenient for better carry out the winter protection maintenance.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the lifting adjusting device of the present invention;
FIG. 3 is a schematic view of the structure of the surrounding spraying device of the present invention.
In the figure: 1. moving the base plate; 2. a universal wheel; 3. moving the armrest; 4. a rotating gear plate; 5. stabilizing the vertical plate; 6. a lift adjustment device; 601. a U-shaped fixing plate; 602. a lifting motor; 603. a lifting gear; 604. a second stabilizing support; 605. rotating the rod; 606. a worm gear; 607. a drive motor; 608. a worm; 7. a surrounding spraying device; 701. an annular half disc; 702. a second rotating electric machine; 703. a drive gear; 704. an annular plate gear plate; 705. rotating the column; 706. an arc tube; 707. a spray head; 8. fixing a rack; 9. a liquid storage tank; 10. a feed inlet; 11. a water pump; 12. an input tube; 13. an output pipe; 14. A first stabilizing support; 15. a first rotating electric machine; 16. the gear is rotated.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a winter protection and maintenance structure for rare landscaping plants comprises a movable bottom plate 1, universal wheels 2 are fixedly connected to four corners of the lower surface of the movable bottom plate 1, a movable handrail 3 is fixedly connected to the right side of the upper surface of the movable bottom plate 1, a rotary gear wheel disc 4 is rotatably connected to the left side of the upper surface of the movable bottom plate 1, a rotary gear 16 is driven by a first rotary motor 15 to be meshed with the rotary gear wheel disc 4 to rotate, so that better spraying operation on trunks is facilitated, the spraying effect on the trunks is effectively improved, better winter protection and maintenance are facilitated, a stable vertical plate 5 is fixedly connected to the upper surface of the rotary gear wheel disc 4, a lifting adjusting device 6 is arranged on the left side of the stable vertical plate 5, a surrounding spraying device 7 is arranged on the left side of the lifting adjusting device 6, a fixed rack 8 is fixedly connected to the left side of the stable vertical plate 5, a liquid storage tank 9 is fixedly connected to the right side of the upper surface of the movable bottom plate 1, the upper surface of liquid storage tank 9 is provided with feed inlet 10, the left side fixedly connected with water pump 11 of 1 upper surface of movable bottom plate, the specific model of water pump 11 is PUN-200EAH, the input intercommunication of water pump 11 has input tube 12, the output intercommunication of water pump 11 has output tube 13, the first stabilizing support 14 of left side fixedly connected with of 1 upper surface of movable bottom plate, the first rotating motor 15 of left side fixedly connected with of 1 upper surface of movable bottom plate, the specific model of first rotating motor 15 is 5IK120GN-C, the output fixedly connected with running gear 16 of first rotating motor 15, rotating gear dish 4 and the meshing of running gear 16.
The lifting adjusting device 6 comprises a U-shaped fixing plate 601, a lifting motor 602 is fixedly connected to the inner wall of the U-shaped fixing plate 601, the specific model of the lifting motor 602 is 5IK120GN-C, a lifting gear 603 is fixedly connected to the output end of the lifting motor 602, the lifting gear 603 is driven by the lifting motor 602 to be meshed with a fixed rack 8 to move up and down, the lifting motor 602 can move up and down more conveniently and can be adapted to trunks with different heights better, the tree trunks have better adaptability, the fixed rack 8 is meshed with the lifting gear 603, a second stabilizing bracket 604 is fixedly connected to the left side surface of the U-shaped fixing plate 601, a rotating rod 605 is rotatably connected to the inner side of the second stabilizing bracket 604, a worm wheel 606 is fixedly connected to the top end of the rotating rod 605, a driving motor 607 is fixedly connected to the upper surface of the U-shaped fixing plate 601, the specific model of the driving motor 607 is 5IK120GN-C, a worm 608 is driven by the driving motor 607 to adjust the worm wheel 606 to adjust the opening and closing angle of the annular semicircular disc 701 rapidly, be convenient for more quick effectual regulation operation, adaptation not unidimensional trunk that can be better has more extensive adaptability, is convenient for more quick effectual spraying operation to the trunk, very big improvement to the spraying effect of trunk, be convenient for better use, driving motor 607's output fixedly connected with worm 608, worm wheel 606 meshes with worm 608.
The surrounding spraying device 7 comprises an annular semicircular disc 701, the upper surface of the annular semicircular disc 701 is fixedly connected with a second rotating motor 702, the specific model of the second rotating motor 702 is 5IK120GN-C, the output end of the second rotating motor 702 is fixedly connected with a driving gear 703, the inner side of the upper surface of the annular semicircular disc 701 is slidably connected with an annular plate gear plate 704, the driving gear 703 is meshed with the annular plate gear plate 704, the right side of the annular semicircular disc 701 is fixedly connected with a rotating column 705, the inner side of the annular plate gear plate 704 is fixedly connected with an arc-shaped pipe 706, the inner side of the arc-shaped pipe 706 is communicated with a spray head 707, the driving gear 703 is driven by the second rotating motor 702 to be meshed with the annular plate gear plate 704 to rotate, the spray head 707 is driven to rotate to perform uniform spraying operation on the surface of the plant trunk, the coating can be sprayed on the surface of the trunk more uniformly and effectively, and the spraying is more uniform, can play better winter protection effect, be favorable to the improvement to plant winter protection maintenance effect, reduced the convenience of using.
In order to improve the moving stability, a T-shaped sliding block is fixedly connected to the left side face of the U-shaped fixing plate 601, a T-shaped sliding groove is formed in the left side face of the stabilizing vertical plate 5, the T-shaped sliding block is connected with the T-shaped sliding groove in a sliding mode, the T-shaped sliding block on the left side face of the U-shaped fixing plate 601 is matched with the T-shaped sliding groove on the left side face of the stabilizing vertical plate 5, and the moving stability is improved.
In order to prolong the service life of the vertical plate, the movable bottom plate 1 and the stable vertical plate 5 are made of cast iron, the outer surfaces of the movable bottom plate 1 and the stable vertical plate 5 are uniformly coated with antirust coatings, the antirust coatings on the outer surfaces of the movable bottom plate 1 and the stable vertical plate 5 are prevented from being corroded, and the service life of the vertical plate is prolonged.
In the utility model, in order to improve the filtering effect on the coating, the number of the spray heads 707 is set to be ten groups, filter screens are arranged in all the ten groups of spray heads 707, and the filter screens in the ten groups of spray heads 707 effectively filter impurities in the coating, so that the filtering effect on the coating is improved.
In the present invention, in order to improve the convenience of use, the input tube 12 and the output tube 13 are both made of soft materials, the input tube 12 and the output tube 13 have the same thickness, and the input tube 12 and the output tube 13 are matched with each other, thereby improving the convenience of use.
In order to improve the rotation stability, an annular sliding groove is formed in the inner side of the upper surface of the annular semicircular disc 701, an annular sliding block is fixedly connected to the lower surface of the annular plate gear plate 704, the annular sliding groove is rotatably connected with the annular sliding block, and the annular sliding groove in the inner side of the upper surface of the annular semicircular disc 701 is matched with the annular sliding block in the lower surface of the annular plate gear plate 704, so that the rotation stability is improved.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
When the device is used, the device is moved to a specified position, the first rotating motor 15 is started, the output end of the first rotating motor 15 drives the rotating gear 16 to rotate, the rotating gear 16 drives the rotating gear disc 4 to rotate, the rotating gear disc 4 drives the stabilizing vertical plate 5 to rotate to a proper angle and then stop, the driving motor 607 is started, the output end of the driving motor 607 drives the worm 608 to rotate, the worm 608 drives the worm wheel 606 to rotate, the worm wheel 606 drives the rotating rod 605 to rotate, the rotating rod 605 drives the rotating column 705 to move, the rotating column 705 drives the annular semi-circular disc 701 to expand to wrap the trunk, the driving motor 607 is controlled to rotate reversely to close the annular semi-circular disc 701, then the spraying operation is started, the water pump 11 is started, the coating in the liquid storage tank 9 is sucked out through the output pipe 13 and then sprayed out to the trunk through the spray nozzle 707, and the second rotating motor 702 is started at the same time, the output end of the second rotating motor 702 drives the driving gear 703 to rotate, the driving gear 703 drives the annular plate gear plate 704 to rotate, the annular plate gear plate 704 drives the spray head 707 to rotate to perform omnibearing spraying operation on the trunk, the lifting motor 602 is started simultaneously, the output end of the lifting motor 602 drives the lifting gear 603 to rotate, and the lifting gear 603 is meshed with the fixed rack 8 to drive the surrounding spraying device 7 to move up and down to perform uniform spraying operation on the surface of the trunk.
To sum up, this rare afforestation plant winter protection maintenance structure rotates motor 702 through the second and drives drive gear 703 and annular plate gear board 704 meshing rotation, drives shower nozzle 707 simultaneously and rotates the surface of carrying out even spraying operation to the plant trunk, can be more even effectual with the surface of coating spraying to the trunk, the spraying is more even, can play better winter protection effect, is favorable to the improvement to plant winter protection maintenance effect, has reduced the convenience of using.
This rare afforestation plant winter protection maintenance structure in gardens, through driving motor 607 drive worm 608 transfer worm wheel 606 to the angle that opens and shuts of annular semicircle dish 701 carry out quick adjustment, be convenient for more quick effectual regulation operation, adaptation not unidimensional trunk that can be better, have more extensive adaptability, be convenient for more quick effectual spraying operation to the trunk, very big improvement to the spraying effect of trunk, be convenient for better use.
This precious afforestation plant winter protection maintenance structure in gardens, reciprocate through elevator motor 602 drive elevating gear 603 and the meshing of fixed rack 8, it is more convenient to reciprocate, the not trunk of co-altitude of adaptation that can be better, better adaptability has, rotate through the meshing of first rotation motor 15 drive rotating gear 16 and rotatory gear disc 4, be convenient for better carry out the spraying operation to the trunk, effectively improved the spraying effect to the trunk, be convenient for better carry out the winter protection maintenance.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a precious afforestation plant winter protection maintenance structure in gardens, includes removal bottom plate (1), its characterized in that: four corners of the lower surface of the movable bottom plate (1) are fixedly connected with universal wheels (2), the right side of the upper surface of the movable bottom plate (1) is fixedly connected with a movable handrail (3), the left side of the upper surface of the movable bottom plate (1) is rotatably connected with a rotary gear disc (4), the upper surface of the rotary gear disc (4) is fixedly connected with a stable vertical plate (5), the left side surface of the stable vertical plate (5) is provided with a lifting adjusting device (6), the left side of the lifting adjusting device (6) is provided with a surrounding spraying device (7), the left side surface of the stable vertical plate (5) is fixedly connected with a fixed rack (8), the right side of the upper surface of the movable bottom plate (1) is fixedly connected with a liquid storage tank (9), the upper surface of the liquid storage tank (9) is provided with a feed inlet (10), and the left side of the upper surface of the movable bottom plate (1) is fixedly connected with a water pump (11), the input end of the water pump (11) is communicated with an input pipe (12), the output end of the water pump (11) is communicated with an output pipe (13), the left side of the upper surface of the movable bottom plate (1) is fixedly connected with a first stabilizing support (14), the left side of the upper surface of the movable bottom plate (1) is fixedly connected with a first rotating motor (15), the output end of the first rotating motor (15) is fixedly connected with a rotating gear (16), and the rotating gear disc (4) is meshed with the rotating gear (16);
the lifting adjusting device (6) comprises a U-shaped fixing plate (601), a lifting motor (602) is fixedly connected to the inner wall of the U-shaped fixing plate (601), a lifting gear (603) is fixedly connected to the output end of the lifting motor (602), the fixing rack (8) is meshed with the lifting gear (603), a second stabilizing support (604) is fixedly connected to the left side face of the U-shaped fixing plate (601), a rotating rod (605) is rotatably connected to the inner side of the second stabilizing support (604), a worm wheel (606) is fixedly connected to the top end of the rotating rod (605), a driving motor (607) is fixedly connected to the upper surface of the U-shaped fixing plate (601), a worm (608) is fixedly connected to the output end of the driving motor (607), and the worm wheel (606) is meshed with the worm (608);
encircle spraying device (7) and include annular semicircle dish (701), the last fixed surface of annular semicircle dish (701) is connected with the second and rotates motor (702), the output fixedly connected with drive gear (703) of motor (702) is rotated to the second, the inboard sliding connection of annular semicircle dish (701) upper surface has annular plate gear plate (704), drive gear (703) and annular plate gear plate (704) meshing, the right side fixedly connected with rotation post (705) of annular semicircle dish (701), the medial surface fixedly connected with arc pipe (706) of annular plate gear plate (704), the inboard intercommunication of arc pipe (706) has shower nozzle (707).
2. The rare afforestation plant winter protection maintenance structure of claim 1, characterized in that: the left side face of the U-shaped fixing plate (601) is fixedly connected with a T-shaped sliding block, the left side face of the stabilizing vertical plate (5) is provided with a T-shaped sliding groove, and the T-shaped sliding block is connected with the T-shaped sliding groove in a sliding mode.
3. The rare afforestation plant winter protection maintenance structure of claim 1, characterized in that: the movable bottom plate (1) and the stable vertical plate (5) are made of cast iron, and the outer surfaces of the movable bottom plate (1) and the stable vertical plate (5) are uniformly coated with antirust coatings.
4. The rare afforestation plant winter protection maintenance structure of claim 1, characterized in that: the number of the spray heads (707) is ten groups, and filter screens are arranged in the ten groups of the spray heads (707).
5. The rare afforestation plant winter protection maintenance structure of claim 1, characterized in that: the input pipe (12) and the output pipe (13) are both made of soft materials, and the thickness of the input pipe (12) is the same as that of the output pipe (13).
6. The rare afforestation plant winter protection maintenance structure of claim 1, characterized in that: the inner side of the upper surface of the annular semicircular disc (701) is provided with an annular sliding groove, the lower surface of the annular plate gear plate (704) is fixedly connected with an annular sliding block, and the annular sliding groove is rotatably connected with the annular sliding block.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121988980.2U CN216314339U (en) | 2021-08-23 | 2021-08-23 | Rare afforestation plant winter protection maintenance structure in gardens |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121988980.2U CN216314339U (en) | 2021-08-23 | 2021-08-23 | Rare afforestation plant winter protection maintenance structure in gardens |
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| CN216314339U true CN216314339U (en) | 2022-04-19 |
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| CN202121988980.2U Active CN216314339U (en) | 2021-08-23 | 2021-08-23 | Rare afforestation plant winter protection maintenance structure in gardens |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114793717A (en) * | 2022-05-15 | 2022-07-29 | 皖西学院 | Cultivation device and cultivation method for improving cold resistance of camellia oleifera |
| CN115362861A (en) * | 2022-09-30 | 2022-11-22 | 广州大学 | Dual-purpose tree anti-freezing machine |
| CN115500193A (en) * | 2022-09-29 | 2022-12-23 | 上海汀树科技有限公司 | Green plant maintenance, transplantation and packaging device and using method thereof |
| CN115739451A (en) * | 2022-11-18 | 2023-03-07 | 千木生态环境建设有限公司 | Landscape tree trunk whitewashing device for gardens and use method thereof |
-
2021
- 2021-08-23 CN CN202121988980.2U patent/CN216314339U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114793717A (en) * | 2022-05-15 | 2022-07-29 | 皖西学院 | Cultivation device and cultivation method for improving cold resistance of camellia oleifera |
| CN114793717B (en) * | 2022-05-15 | 2022-11-22 | 皖西学院 | Cultivation device and cultivation method for improving cold resistance of camellia oleifera |
| CN115500193A (en) * | 2022-09-29 | 2022-12-23 | 上海汀树科技有限公司 | Green plant maintenance, transplantation and packaging device and using method thereof |
| CN115362861A (en) * | 2022-09-30 | 2022-11-22 | 广州大学 | Dual-purpose tree anti-freezing machine |
| CN115362861B (en) * | 2022-09-30 | 2023-09-26 | 广州大学 | Dual-purpose tree antifreezing machine |
| CN115739451A (en) * | 2022-11-18 | 2023-03-07 | 千木生态环境建设有限公司 | Landscape tree trunk whitewashing device for gardens and use method thereof |
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Address after: Room 208, Phase II, Immigration Property Building, Baofu Town, Anji County, Huzhou City, Zhejiang Province, 313300 (self declared) Patentee after: Zhejiang Rongda Environmental Services Co.,Ltd. Address before: 313300 first floor, building 1, baishuiwan, Tianhuangping Town, Anji County, Huzhou City, Zhejiang Province Patentee before: Anji Rongda Property Management Co.,Ltd. |