CN112185732A - Energy-concerving and environment-protective circuit breaker heat abstractor that can remove dust - Google Patents
Energy-concerving and environment-protective circuit breaker heat abstractor that can remove dust Download PDFInfo
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- CN112185732A CN112185732A CN202010968507.1A CN202010968507A CN112185732A CN 112185732 A CN112185732 A CN 112185732A CN 202010968507 A CN202010968507 A CN 202010968507A CN 112185732 A CN112185732 A CN 112185732A
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- fixedly connected
- circuit breaker
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/52—Cooling of switch parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/68—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements
- B01D46/681—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements by scrapers, brushes or the like
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention relates to the technical field of circuit breakers, and discloses an energy-saving and environment-friendly circuit breaker heat dissipation device capable of removing dust, which comprises a box body, wherein a sealing cylinder is fixedly connected to the inner bottom wall of the box body, an eccentric disc is rotatably connected to the inside of the sealing cylinder, two rotating plates are rotatably connected to the inner right wall of the sealing cylinder, a fixed box is fixedly connected to the inner right wall of the box body, an air bag is arranged inside the fixed box, a T-shaped plate is inserted into the inner left wall of the fixed box, a conical block is fixedly connected to the left side of the T-shaped plate, and a rotating rod is rotatably connected to the bottom of the conical. The eccentric disc is driven by the motor to rotate clockwise in the sealing cylinder, external air enters the sealing cylinder through the air inlet pipe, the air in the sealing cylinder is pressed into the air bag through the air outlet pipe and the air inlet hole by the eccentric disc and the rotating plate, and the air in the air bag is blown to the components from the air outlet hole, so that the effect of radiating the components is achieved, and the temperature of the working environment of the components is reduced.
Description
Technical Field
The invention relates to the technical field of circuit breakers, in particular to an energy-saving and environment-friendly circuit breaker heat dissipation device capable of removing dust.
Background
The circuit breaker refers to a switching device capable of closing, carrying and opening/closing a current under a normal circuit condition and a current under an abnormal circuit condition within a specified time, and is generally divided into a high-voltage circuit breaker and a low-voltage circuit breaker according to its use range, wherein the low-voltage circuit breaker is used in a larger amount.
The circuit breaker of current general structure is compacter, and the heat that inside components and parts during operation produced can't be dispelled fast, and inside dust can't be got rid of, and the ageing and the damage of components and parts can be accelerated to work under the environment of higher temperature and many dirt for a long time, causes the waste of resource, is unfavorable for energy-concerving and environment-protective, and we have provided the energy-concerving and environment-protective circuit breaker heat abstractor that can remove dust from this.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the energy-saving and environment-friendly circuit breaker heat dissipation device capable of removing dust, which has the advantages of dissipating heat and removing dust and slowing down the aging and damage of components inside the circuit breaker, and solves the problems that the existing circuit breaker works in a high-temperature and dusty environment for a long time to accelerate the aging and damage of the components, so that resources are wasted, and the energy-saving and environment-friendly circuit breaker heat dissipation device is not beneficial to energy conservation and environment protection.
(II) technical scheme
In order to realize the purposes of heat dissipation, dust removal and aging and damage alleviation of internal components of the circuit breaker, the invention provides the following technical scheme: an energy-saving and environment-friendly circuit breaker heat dissipation device capable of removing dust comprises a box body, wherein a sealing cylinder is fixedly connected to the inner bottom wall of the box body, an eccentric disc is rotatably connected to the inner portion of the sealing cylinder, two rotating plates are rotatably connected to the inner right wall of the sealing cylinder, a fixing box is fixedly connected to the inner right wall of the box body, an air bag is arranged inside the fixing box, a T-shaped plate is inserted into the inner left wall of the fixing box, a conical block is fixedly connected to the left side of the T-shaped plate, a rotating rod is rotatably connected to the bottom of the conical block, a rotating circular plate is rotatably connected to the inner left wall of the box body, five arc-shaped grooves are formed in the right side of the rotating circular plate, a fixing circular plate is arranged on the right side of the rotating circular plate, five telescopic rods are inserted into the fixing circular plate, a cross rod, the utility model discloses a safe and convenient storage box, including box, inner left wall fixedly connected with cylinder, the interior swing joint of cylinder has the piston, the right side fixedly connected with movable rod of piston, the top of fixed case is provided with the closing plate, it has protruding piece to peg graft in the left side of fixed case, the top swing joint of protruding piece has the montant, fixedly connected with stay cord between montant and the closing plate.
Preferably, the ring channel has been seted up in the outside of eccentric disc, and the left side of two rotor plates all is located the ring channel, the interior left wall of sealed jar is provided with the arc arch, and when the eccentric disc laminated with the interior left wall of sealed jar, the arc arch got into in the ring channel, played the effect of sealed ring channel, prevented that the air from flowing out from the ring channel, the bottom fixedly connected with intake pipe of sealed jar, top fixedly connected with outlet duct.
Preferably, the bottom of the air bag is provided with an air inlet, the top of the air bag is provided with an air outlet, and the sealing sheet is positioned in the air outlet.
Preferably, a return spring is fixedly connected between the left side of the T-shaped plate and the inner left wall of the fixed box, so that the T-shaped plate is driven to return.
Preferably, five the equal fixedly connected with extrusion spring in one side that the telescopic link carried on the back mutually plays the effect that drives the telescopic link and reset, the one end that the telescopic link was kept away from to the horizontal pole passes the straight flute and is located the arc wall, and the horizontal pole drives through the arc wall when the straight flute removes and rotates the plectane and rotate.
Preferably, the left side of box has seted up annular louvre, and the steam in the box passes through the louvre and discharges, is provided with the dust screen in the louvre, plays dirt-proof effect, the left side of rotating the plectane is provided with the brush.
Preferably, the left side of gasket is provided with first spring, plays the effect of extruding the gasket to the right, the top of montant is provided with the second spring, plays the effect of extruding the montant downwards, and the elasticity of first spring is less than the second spring.
Preferably, a dust inlet hole is formed in the left side of the top of the air cylinder, a dust outlet hole is formed in the left side of the air cylinder, and one-way valves are arranged in the dust inlet hole and the dust outlet hole.
(III) advantageous effects
Compared with the prior art, the invention provides an energy-saving and environment-friendly circuit breaker heat dissipation device capable of removing dust, which has the following beneficial effects:
1. this energy-concerving and environment-protective circuit breaker heat abstractor that can remove dust, drive the eccentric disc through the motor and rotate clockwise in sealed jar, external air passes through the intake pipe and gets into in the sealed jar, the air of eccentric disc and rotor plate in with sealed jar passes through outlet duct and inlet port pressure air bag, air in the air bag blows to components and parts from the outlet duct downthehole, thereby reached and carried out radiating effect to components and parts, the temperature of components and parts operational environment has been reduced, components and parts are ageing fast and damage has been avoided.
2. This energy-concerving and environment-protective circuit breaker heat abstractor that can remove dust, through the gasbag, the T shaped plate, the toper piece, protruding piece, the closing plate, the cooperation of montant and stay cord, make the gasbag aerify repeatedly, the gassing, and then control about driving T shaped plate and toper piece, and then through the telescopic link, the horizontal pole, it rotates the plectane to drive under the effect of straight flute and arc wall, and then drive the brush and remove the ash to the dust screen, thereby reached and rotated the plectane and driven the reciprocal effect of rotating the dust screen and removing dust of brush, prevent that the dust from gathering on the dust screen and blocking up the louvre.
3. This energy-concerving and environment-protective circuit breaker heat abstractor that can remove dust is through the toper piece about being under the effect of gasbag and T shaped plate, move about in the cylinder through dwang and movable rod drive piston, advance the dirt hole and open when moving left, inhale the cylinder with the dust that the brush brushed down, go out the dirt hole and open when moving right, arrange the external world with the dust in the cylinder, thereby reached the dust exhaust effect with installing, prevent that the dust from gathering in the box and influencing the work of components and parts.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the sealing cylinder structure of the present invention;
FIG. 3 is a schematic view of the structure A of FIG. 1 according to the present invention;
FIG. 4 is a right side view of the fixed circular plate structure of the present invention;
FIG. 5 is a left side view of the fixed circular plate structure of the present invention;
FIG. 6 is a right side view of the rotating disk structure of the present invention.
In the figure: 1. a box body; 2. sealing the cylinder; 3. an eccentric disc; 4. a rotating plate; 5. a fixed box; 6. an air bag; 7. a T-shaped plate; 8. a conical block; 9. rotating the rod; 10. rotating the circular plate; 11. an arc-shaped slot; 12. fixing the circular plate; 13. a telescopic rod; 14. a cross bar; 15. a straight groove; 16. a cylinder; 17. a piston; 18. a movable rod; 19. a sealing sheet; 20. a vertical rod; 21. a raised block; 22. and pulling a rope.
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. 1-6, an energy-saving and environment-friendly circuit breaker heat dissipation device capable of removing dust comprises a box body 1, wherein an annular heat dissipation hole is formed in the left side of the box body 1, hot gas in the box body 1 is discharged through the heat dissipation hole, a dust screen is arranged in the heat dissipation hole to play a role of dust prevention, a sealing cylinder 2 is fixedly connected to the inner bottom wall of the box body 1, an eccentric disc 3 is rotatably connected to the inner portion of the sealing cylinder 2, a motor is arranged on the back side of the sealing cylinder 2 and is rotatably connected with the eccentric disc 3, two rotating plates 4 are rotatably connected to the inner right wall of the sealing cylinder 2, an annular groove is formed in the outer side of the eccentric disc 3, the left sides of the two rotating plates 4 are both located in the annular groove, an arc-shaped protrusion is arranged on the inner left wall of the sealing cylinder 2, when the eccentric disc 3 is attached to, the bottom fixedly connected with intake pipe of sealed cylinder 2, top fixedly connected with outlet duct, the interior right wall fixedly connected with fixation box 5 of box 1, the inside of fixation box 5 is provided with gasbag 6, the bottom of gasbag 6 is provided with the inlet port, the top is provided with the venthole, and sealing plate 19 is located the venthole, the interior left wall of fixation box 5 is pegged graft and is had T shaped plate 7, fixedly connected with reset spring between the left side of T shaped plate 7 and the interior left wall of fixation box 5, play the effect that drives T shaped plate 7 and reset, the left side fixedly connected with tapered block 8 of T shaped plate 7, the bottom of tapered block 8 is rotated and is connected with dwang 9.
Inner left wall of box 1 rotates and is connected with rotation plectane 10, the left side of rotating plectane 10 is provided with the brush, five arc wall 11 have been seted up on the right side of rotation plectane 10, the right side of rotating plectane 10 is provided with fixed plectane 12, the inside of fixed plectane 12 is pegged graft and is had five telescopic links 13, the equal fixedly connected with horizontal pole 14 in left side of five telescopic links 13, five straight flutes 15 have been seted up in the left side of fixed plectane 12, the equal fixedly connected with extrusion spring in one side that five telescopic links 13 carried on the back mutually, play the effect that drives telescopic link 13 and reset, the one end that telescopic link 13 was kept away from to horizontal pole 14 is passed straight flute 15 and is located arc.
The inner left wall of the box body 1 is fixedly connected with an air cylinder 16, the left side of the top of the air cylinder 16 is provided with a dust inlet hole, the left side of the air cylinder 16 is provided with a dust outlet hole, the dust inlet hole and the dust outlet hole are both provided with a check valve, the inner of the air cylinder 16 is movably connected with a piston 17, the right side of the piston 17 is fixedly connected with a movable rod 18, the front lower part of the rotating rod 9 is provided with a through groove, the right side of the movable rod 18 is rotatably connected with the bottom of the rotating rod 9, the top of the fixed box 5 is provided with a sealing sheet 19, the left side of the fixed box 5 is inserted with a convex block 21, the top of the convex block 21 is movably connected with a vertical rod 20, the left side of the sealing sheet 19 is provided with a first spring which plays a role of extruding the, the elasticity of the first spring is smaller than that of the second spring, and a pull rope 22 is fixedly connected between the vertical rod 20 and the sealing sheet 19.
The working principle is as follows: the circuit breaker during operation, at first, drive eccentric disc 3 clockwise rotation in sealed jar 2 through the motor, external air passes through the intake pipe and gets into in sealed jar 2, air in eccentric disc 3 and rotor plate 4 with sealed jar 2 passes through the outlet duct and the inlet port presses into gasbag 6, air in the gasbag 6 blows to components and parts from the outlet duct in, thereby reached and carried out radiating effect to components and parts, the temperature of components and parts operational environment has been reduced, components and parts fast ageing and damage have been avoided, the hot gas passes through the louvre and discharges in the box 1.
When gas enters the air bag 6, the sealing sheet 19 is positioned in the air outlet hole, the aperture of the air outlet hole is smaller than that of the air inlet hole, the air bag 6 starts to inflate and swell to drive the T-shaped plate 7 and the conical block 8 to move leftwards, the conical block 8 passes through the fixed circular plate 12 when moving leftwards to drive the five telescopic rods 13 to contract, and further drive the cross rod 14 to move towards the position far away from the center of the fixed circular plate 12, the cross rod 14 drives the rotating circular plate 10 to rotate under the action of the straight groove 15 and the arc-shaped groove 11 while moving, and further drives the brush to remove dust from the dust screen, when the T-shaped plate 7 moves to the leftmost side, the convex block 21 is driven to move leftwards, the vertical rod 20 moves downwards under the action of the second spring, the sealing sheet 19 is driven to move leftwards to leave the air outlet hole through the pull rope 22, the aperture of the air outlet hole is larger than, the telescopic rod 13 stretches out again under the action of the extrusion spring, so that the rotating circular plate 10 rotates reversely to remove dust on the dust screen again, when the conical block 8 resets rightwards, the convex block 21 is driven to move rightwards, the vertical rod 20 is driven to move upwards, the sealing sheet 19 enters the air outlet under the action of the first spring, the aperture of the air outlet is smaller than that of the air inlet again, the air bag 6 is inflated and reciprocates circularly, and therefore the effect that the rotating circular plate 10 drives the brush to rotate in a reciprocating mode to remove dust on the dust screen is achieved, and dust is prevented from accumulating on the dust screen to block the heat dissipation holes; the conical block 8 reciprocates left and right under the action of the air bag 6 and the T-shaped plate 7, the piston 17 is driven to move left and right in the cylinder 16 through the rotating rod 9 and the movable rod 18, a dust inlet hole is opened when the piston moves left, dust brushed by the hairbrush is sucked into the cylinder 16, a dust outlet hole is opened when the piston moves right, dust in the cylinder 16 is discharged to the outside, the effect of discharging the dust in the device is achieved, and the dust is prevented from gathering in the box body 1 to influence the work of components and parts
To sum up, this energy-concerving and environment-protective circuit breaker heat abstractor that can remove dust, drive eccentric disc 3 clockwise rotation in sealed jar 2 through the motor, external air passes through in the intake pipe gets into sealed jar 2, air in eccentric disc 3 and the rotor plate 4 sealed jar 2 passes through the outlet duct and the air inlet presses into gasbag 6, air in the gasbag 6 blows to components and parts from the outlet duct, thereby reached and carried out radiating effect to components and parts, the temperature of components and parts operational environment has been reduced, components and parts rapid aging and damage have been avoided.
Through gasbag 6, T shaped plate 7, toper piece 8, protruding piece 21, closing plate 19, the cooperation of montant 20 and stay cord 22, make gasbag 6 aerify repeatedly, the gassing, and then control about driving T shaped plate 7 and toper piece 8, and then through telescopic link 13, horizontal pole 14, it rotates plectane 10 to drive under the effect of straight flute 15 and arc wall 11, and then drive the brush and remove the ash to the dust screen, thereby reached and rotated plectane 10 and driven the reciprocal rotation of brush and carried out the effect of removing dust to the dust screen, prevent that the dust from gathering on the dust screen and blocking up the louvre.
Reciprocating motion about being under the effect of gasbag 6 and T shaped plate 7 through toper piece 8, move about in cylinder 16 through dwang 9 and movable rod 18 drive piston 17, advance the dirt hole and open when moving left, inhale cylinder 16 with the dust that the brush was brushed off, it opens to go out the dirt hole when moving right, arrange the external world with the dust in the cylinder 16, thereby reached the dust exhaust effect with the device, prevent that the dust from gathering the work that influences components and parts in box 1, application scope is more extensive.
Having shown and described embodiments of the present invention, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in the 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 (8)
1. The utility model provides an energy-concerving and environment-protective circuit breaker heat abstractor that can remove dust, includes box (1), its characterized in that: the inner wall of the box body (1) is fixedly connected with a sealing cylinder (2), the inner part of the sealing cylinder (2) is rotatably connected with an eccentric disc (3), the inner right wall of the sealing cylinder (2) is rotatably connected with two rotating plates (4), the inner right wall of the box body (1) is fixedly connected with a fixed box (5), the inner part of the fixed box (5) is provided with an air bag (6), the inner left wall of the fixed box (5) is spliced with a T-shaped plate (7), the left side of the T-shaped plate (7) is fixedly connected with a conical block (8), the bottom of the conical block (8) is rotatably connected with a rotating rod (9), the inner left wall of the box body (1) is rotatably connected with a rotating circular plate (10), the right side of the rotating circular plate (10) is provided with five arc-shaped grooves (11), the right side of the rotating circular plate (10) is provided with a fixed circular plate (12), the inner part of, five equal fixedly connected with horizontal pole (14) in left side of telescopic link (13), five straight flute (15) have been seted up in the left side of fixed plectane (12), interior left wall fixedly connected with cylinder (16) of box (1), the interior swing joint of cylinder (16) has piston (17), the right side fixedly connected with movable rod (18) of piston (17), the top of fixed box (5) is provided with sealing plate (19), it has protruding piece (21) to peg graft in the left side of fixed box (5), the top swing joint of protruding piece (21) has montant (20), fixedly connected with stay cord (22) between montant (20) and sealing plate (19).
2. The energy-saving and environment-friendly circuit breaker heat dissipation device capable of removing dust according to claim 1, characterized in that: the ring channel has been seted up in the outside of eccentric disc (3), and the left side of two rotor plates (4) all is located the ring channel, the interior left wall of sealed jar (2) is provided with the arc arch, the bottom fixedly connected with intake pipe of sealed jar (2), top fixedly connected with outlet duct.
3. The energy-saving and environment-friendly circuit breaker heat dissipation device capable of removing dust according to claim 1, characterized in that: the bottom of the air bag (6) is provided with an air inlet, the top of the air bag is provided with an air outlet, and the sealing sheet (19) is positioned in the air outlet.
4. The energy-saving and environment-friendly circuit breaker heat dissipation device capable of removing dust according to claim 1, characterized in that: and a return spring is fixedly connected between the left side of the T-shaped plate (7) and the inner left wall of the fixed box (5).
5. The energy-saving and environment-friendly circuit breaker heat dissipation device capable of removing dust according to claim 1, characterized in that: five equal fixedly connected with extrusion spring in one side that telescopic link (13) carried on the back mutually, the one end that telescopic link (13) were kept away from in horizontal pole (14) passes straight flute (15) and is located arc wall (11).
6. The energy-saving and environment-friendly circuit breaker heat dissipation device capable of removing dust according to claim 1, characterized in that: the left side of the box body (1) is provided with an annular heat dissipation hole, a dust screen is arranged in the heat dissipation hole, and the left side of the rotating circular plate (10) is provided with a brush.
7. The energy-saving and environment-friendly circuit breaker heat dissipation device capable of removing dust according to claim 1, characterized in that: the left side of the opening sealing sheet (19) is provided with a first spring, and the top of the vertical rod (20) is provided with a second spring.
8. The energy-saving and environment-friendly circuit breaker heat dissipation device capable of removing dust according to claim 1, characterized in that: the dust inlet hole is formed in the left side of the top of the air cylinder (16), the dust outlet hole is formed in the left side of the air cylinder (16), and one-way valves are arranged in the dust inlet hole and the dust outlet hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010968507.1A CN112185732A (en) | 2020-09-15 | 2020-09-15 | Energy-concerving and environment-protective circuit breaker heat abstractor that can remove dust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010968507.1A CN112185732A (en) | 2020-09-15 | 2020-09-15 | Energy-concerving and environment-protective circuit breaker heat abstractor that can remove dust |
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| Publication Number | Publication Date |
|---|---|
| CN112185732A true CN112185732A (en) | 2021-01-05 |
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ID=73921207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010968507.1A Withdrawn CN112185732A (en) | 2020-09-15 | 2020-09-15 | Energy-concerving and environment-protective circuit breaker heat abstractor that can remove dust |
Country Status (1)
| Country | Link |
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| CN (1) | CN112185732A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112837716A (en) * | 2021-01-19 | 2021-05-25 | 孙菲 | Apparatus for reproducing music based on music data recorded on recording medium |
| CN113132243A (en) * | 2021-04-08 | 2021-07-16 | 李世仔 | Efficient heat dissipation and dust prevention device of router for network science and technology |
| CN113479329A (en) * | 2021-08-13 | 2021-10-08 | 泰昌科技(杭州)有限公司 | Sag and cross-span measuring device based on unmanned aerial vehicle aerial photography |
-
2020
- 2020-09-15 CN CN202010968507.1A patent/CN112185732A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112837716A (en) * | 2021-01-19 | 2021-05-25 | 孙菲 | Apparatus for reproducing music based on music data recorded on recording medium |
| CN112837716B (en) * | 2021-01-19 | 2022-06-07 | 潍坊科技学院 | Apparatus for reproducing music based on music data recorded on recording medium |
| CN113132243A (en) * | 2021-04-08 | 2021-07-16 | 李世仔 | Efficient heat dissipation and dust prevention device of router for network science and technology |
| CN113132243B (en) * | 2021-04-08 | 2022-12-06 | 东莞市宏东通信技术有限公司 | Efficient heat dissipation and dust prevention device of router for network science and technology |
| CN113479329A (en) * | 2021-08-13 | 2021-10-08 | 泰昌科技(杭州)有限公司 | Sag and cross-span measuring device based on unmanned aerial vehicle aerial photography |
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Effective date of registration: 20210826 Address after: 310000 room 1713, building 10, poly Tiandi center, Xiasha Economic Development Zone, Hangzhou, Zhejiang Applicant after: Hangzhou Shanya Technology Co.,Ltd. Address before: Room 314-41, building 1, No.73, North Central Road, Gulou District, Nanjing, Jiangsu 210000 Applicant before: Nanjing dianyingzhuang e-commerce Co.,Ltd. |
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Application publication date: 20210105 |
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