CN107982846B - A kind of self-power generation type children trampoline - Google Patents
A kind of self-power generation type children trampoline Download PDFInfo
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- CN107982846B CN107982846B CN201711328948.XA CN201711328948A CN107982846B CN 107982846 B CN107982846 B CN 107982846B CN 201711328948 A CN201711328948 A CN 201711328948A CN 107982846 B CN107982846 B CN 107982846B
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- 238000010248 power generation Methods 0.000 title claims abstract description 22
- 238000004146 energy storage Methods 0.000 claims abstract description 38
- 230000005540 biological transmission Effects 0.000 claims abstract description 25
- 230000005611 electricity Effects 0.000 claims abstract description 16
- 239000002346 layers by function Substances 0.000 claims abstract description 14
- 230000005484 gravity Effects 0.000 claims abstract description 12
- 239000012782 phase change material Substances 0.000 claims abstract description 8
- 239000010410 layer Substances 0.000 claims description 26
- 239000013078 crystal Substances 0.000 claims description 10
- 239000011241 protective layer Substances 0.000 claims description 3
- 210000000352 storage cell Anatomy 0.000 claims description 2
- 241000531807 Psophiidae Species 0.000 claims 1
- 230000006978 adaptation Effects 0.000 claims 1
- 230000006698 induction Effects 0.000 claims 1
- 230000006835 compression Effects 0.000 abstract 1
- 238000007906 compression Methods 0.000 abstract 1
- 239000002253 acid Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 239000000084 colloidal system Substances 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000001802 infusion Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B5/00—Apparatus for jumping
- A63B5/11—Trampolines
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B71/00—Games or sports accessories not covered in groups A63B1/00 - A63B69/00
- A63B71/0054—Features for injury prevention on an apparatus, e.g. shock absorbers
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B71/00—Games or sports accessories not covered in groups A63B1/00 - A63B69/00
- A63B71/06—Indicating or scoring devices for games or players, or for other sports activities
- A63B71/0619—Displays, user interfaces and indicating devices, specially adapted for sport equipment, e.g. display mounted on treadmills
- A63B71/0622—Visual, audio or audio-visual systems for entertaining, instructing or motivating the user
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
- H02N2/18—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing electrical output from mechanical input, e.g. generators
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
- H02N2/18—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing electrical output from mechanical input, e.g. generators
- H02N2/181—Circuits; Control arrangements or methods
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B71/00—Games or sports accessories not covered in groups A63B1/00 - A63B69/00
- A63B71/06—Indicating or scoring devices for games or players, or for other sports activities
- A63B71/0619—Displays, user interfaces and indicating devices, specially adapted for sport equipment, e.g. display mounted on treadmills
- A63B71/0622—Visual, audio or audio-visual systems for entertaining, instructing or motivating the user
- A63B2071/0625—Emitting sound, noise or music
- A63B2071/0627—Emitting sound, noise or music when used improperly, e.g. by giving a warning
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2208/00—Characteristics or parameters related to the user or player
- A63B2208/12—Characteristics or parameters related to the user or player specially adapted for children
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2230/00—Measuring physiological parameters of the user
- A63B2230/01—User's weight
Abstract
A kind of self-power generation type children trampoline, belongs to sports goods field.It is made of solar energy top plate, phase-change material catch net, functional layer, gravity detector, energy storage function case, trampoline net, trampoline internal platform area and ladder access.Piezoelectricity is provided with piezoelectric generating device, and for piezoelectric generating device by driving piezo-electric device power generation by pressuring gasbag compression, power storage connects external energy storage function case by power transmission line in electric storage device, electric storage device.Energy storage function case is equipped with power transmission line and total storage power supply, and total storage power supply passes through the intracorporal music controller of power transmission line connecting box, LED controller, overload alarm, master switch and electronic product charging zone.Solar energy top plate is irradiated by sunlight and is generated electricity, and energy storage function case can be connected by power transmission line by producing electricity.The trampoline can realize self power generation, while the multi-functional interest for increasing children's trampoline by solar energy and piezo-electric generating.
Description
Technical field
Invention is related to a kind of self-power generation type children trampoline and installs specifically with children's trampoline of multiple functions
Self-generating device can pick up by oneself for electric energy to drive multi-functional realization, belong to sports goods field.
Background technique
Miscellaneous children's trampoline is put in the place of entertainment for children, at park, sandy beach and sales promotion, most often
That sees has steelframe children trampoline and inflatable children's trampoline, these children's trampoline structures are single, is provided only to the pleasure that child jumps
Interest, and have a single function, the nowadays diversified market demand cannot be catered to, and load limit is unobvious, often because load-carrying problem is sent out
Raw quality impairment.
Piezo-electric generating (direct piezoelectric effect), applies the effect of external force in certain directions to crystal, and polarization will be
Crystals generate, and the opposite charge of symbol can be had on corresponding two surfaces by being followed by electropolarized generate.Remove external force
After, crystal can come back to uncharged state.Because piezo-electric generating is high-efficient, safety and environmental protection, for converting mechanical energy to
Electric energy, piezo-electric generating are just being extended to each field, but in children's trampoline using upper not case.
Summary of the invention
In view of the above-mentioned deficiencies, the present invention provides a kind of self-power generation type children trampolines.
The present invention is achieved by the following technical solutions: a kind of self-power generation type children trampoline is by solar energy top plate, phase
Become material protection net, functional layer, gravity detector, energy storage function case, trampoline net, trampoline internal platform area and ladder access composition,
The functional layer upper layer is equipped with plasticity insulating protective layer, and equipped with piezoelectricity layer occurs for middle layer, and lower layer is backplanes support layer structure, too
Positive energy top plate is located at trampoline top layer, and phase-change material catch net is placed in trampoline surrounding, and functional layer is located at trampoline bottom, gravity sensor
Positioned at functional layer bottom, it is based on gravity sensing chip operation, the overload alarm in energy storage function case is connected by transmission pressure,
Energy storage function case is placed in outside trampoline, connects the electric storage device in trampoline in piezoelectricity generation layer, trampoline internal platform by power transmission line
Area is placed in inside trampoline, and catch net is placed in trampoline entirety surrounding and surround, and ladder access is installed on trampoline side, can be according to inlet and outlet channel
Disassembly is adjusted.
The piezoelectricity is provided with piezoelectric generating device, has in piezoelectric generating device by pressuring gasbag, is filled by pressuring gasbag
There is intracapsular telescopic rod, intracapsular telescopic rod connects push rod, and push rod connects piston rod, and compressed spring is wrapped up outside piston rod, and piston rod connects
Piezo-electric crystal is connect, piezo-electric crystal connects positive and negative polarity wire, and positive and negative polarity wire connects piezo-electric generator, and piezo-electric generator connects storage
Device, electric storage device connect external energy storage function case by power transmission line.It can be generated electricity for a long time by children in trampoline activity.
The energy storage function case is equipped with power transmission line and total storage power supply, and total storage power supply connects cabinet by power transmission line
Interior music controller, LED controller, overload alarm, master switch and electronic product charging zone.Storage can be used in total storage power supply
Electrical storage cell can segment and be capable of fluid infusion and bubbing device using having on exhaust energy storage lead-acid accumulator-battery cover
Battery, valve-regulated energy storage with each battery of lead-acid accumulator-be sealing, but all with internal pressure exceed certain value when allow
The battery of the valve of gas overflowing, colloid energy storage lead-acid accumulator-use colloidal electrolyte battery.
The solar energy top plate is irradiated by sunlight and is generated electricity, and producing electricity can be connected in energy storage function case by power transmission line
Total storage power supply.
The trampoline surrounding catch net is made by phase-change material, and the catch net has elasticity.
The usefulness of the invention is that it is spontaneous that self-power generation type children trampoline can make full use of solar energy and machinery can be carried out
Electricity, energy conservation and environmental protection and high efficiency, by the movement of child, the work of interesting device is arranged in trampoline, and entertainment effect is more significant, passes through
The mechanical energy that solar energy and the gravitional force of child's movement are converted to can be used for the work of energy storage function case, energy storage function to electric energy
Parent of the electronic product charging zone further to wait child in case provides needing for emergency.It is installed too on children's trampoline top layer
Positive energy plate, on the one hand plays the role of fully absorbing solar energy, on the other hand, provides shaded effects, avoid direct sunlight, work as spring
Bed, can be by absorbing solar energy self power generation at outdoor.Bottom install piezoelectricity generating device, children in spring bed exercise,
Being pushed by trampoline net makes piezoelectricity that being pressurized in layer by pressuring gasbag occur, and triggers piezo-electric device self power generation.The generated electricity energy of solar energy
It generates electricity the electric storage battery that can be stored by power transmission line in energy storage function case with piezo-electric device, electric storage battery uses plumbic acid
Battery, the temperature range that such battery uses is wider, can generally operate normally under the temperature environment of -30-60 degree,
The cryogenic property of battery will be got well, and can be used temperature relatively low regional, the good capacitance consistency of battery, in battery
In connecting and being used in parallel, being consistent property, while storage efficiency is further improved, charge acceptance is good, unstable
Charging environment in, have stronger charge acceptance, battery is long, can reduce maintenance and maintenance cost, reduces dress
Set overall investment.Generating electricity can make energy storage function case work by power transmission line；Energy storage function case built-in electronic product charging zone, can
Charging service is provided for electronic products such as tourist's mobile phones；It is equipped with gravity detector on the supporting layer of floor, when children's gravity on trampoline
Overload alarm alarm is triggered when more than highest freight weight limit, increases trampoline service life；Phase-change material catch net keeps permanent for a long time
Determine temperature, further ensures the safety of child, improve safety coefficient；Music controller and LED control in energy storage function case
Device processed applies stressed difference convertible effect when with child's trampoline, application pressure is bigger, and LED flicker frequency is faster, sound
Happy variation is more rapid, increases the interest of children's trampoline.
Detailed description of the invention
Accompanying drawing 1 is the structural representation of the present invention, and attached drawing 2 is main view of the invention, and Fig. 3 is energy storage function case in Fig. 2
Internal structure chart, Fig. 4 is the structural schematic diagram of Fig. 2 indsole one functional layer, and Fig. 5 is that piezoelectricity occurs to be laminated electric generating device structure
Schematic diagram, Fig. 6 are trampoline net area distributions schematic diagram inside trampoline.
In figure, 1, solar energy top plate, 2, catch net, 3, functional layer, 301, insulation moulding protective layer, 302, piezoelectricity generation
Layer, 303, floor supporting layer, 3021, by pressuring gasbag, 3022, intracapsular telescopic rod, 3023, push rod, 3024, piston rod, 3025, pressure
Contracting spring, 3026, piezo-electric crystal, 3027, positive and negative polarity wire, 3028, piezo-electric generator, 3029, electric storage device, 4, gravity detection
Device, 5, energy storage function case, 501, power transmission line, 502, music controller, 503 total storage power supplys, 504, LED controller, 505, super
Weight alarm, 506, master switch, 507, electronic product charging zone, 6, trampoline net, 7, trampoline internal platform area, 9, ladder access.
The position and shape of energy storage function case and trampoline as can be seen from Figure 2.
The structure of piezoelectricity generating device and position as can be seen from Figure 5.
Specific embodiment
A kind of self-power generation type children trampoline is by solar energy top plate 1, catch net 2, functional layer 3, gravity detector 4, storage
What functional compartment 5, trampoline net 6, trampoline internal platform area 7 and ladder access 9 formed, 3 upper layer of functional layer is protected equipped with plasticity insulation
Equipped with piezoelectricity layer 302 occurs for sheath 301, middle layer, and lower layer is 303 structure of backplanes support layer.Gravity detector 4 is located at functional layer bottom
Portion is based on gravity sensing chip operation, connects the overload alarm 505 in energy storage function case 5, energy storage function by transmission pressure
Case 5 is placed in outside trampoline, connects the electric storage device 3029 in trampoline in piezoelectricity generation layer 302, trampoline internal platform by power transmission line
Area 7 is placed in inside trampoline, and catch net 2 is placed in trampoline entirety surrounding and surround, and ladder access 9 is installed on trampoline side, can be according to inlet and outlet
Channel disassembly is adjusted.
The piezoelectricity occurs layer 302 and is equipped with piezoelectric generating device, has in piezoelectric generating device by pressuring gasbag 3021, is pressurized
Air bag 3021 is equipped with intracapsular telescopic rod 3022, and intracapsular telescopic rod 3022 connects push rod 3033, and push rod 3033 connects piston rod 3024,
Compressed spring 3025 is wrapped up outside piston rod 3024, piston rod 3024 connects piezo-electric crystal 3026, and piezo-electric crystal 3026 connects positive and negative
Polar conductor 3027, positive and negative polarity wire 3027 connect piezo-electric generator 3028, and piezo-electric generator 3028 connects electric storage device 3029, storage
Electric installation 3029 connects external energy storage function case 5 by power transmission line 501, can be generated electricity for a long time by children in trampoline activity.
The energy storage function case 5 is equipped with power transmission line 501 and total storage power supply 503, and total storage power supply 503 passes through transmission of electricity
The intracorporal music controller 502 of 501 connecting box of line, LED controller 504, overload alarm 505, master switch 506 and electronic product
Charging zone 5007.Electric storage battery can be used in total storage power supply 503, can segment using exhaust energy storage lead-acid accumulator-electricity
Pond covers the battery for capableing of fluid infusion and bubbing device, and valve-regulated energy storage is sealing with each battery of lead-acid accumulator-
, but the battery all with the valve for allowing gas overflowing when internal pressure exceeds certain value, colloid energy storage lead-acid accumulator-make
With the battery with colloidal electrolyte.
The solar energy top plate 1 is irradiated by sunlight and is generated electricity, and energy storage function can be connected by power transmission line 501 by producing electricity
Total storage power supply 503 in case 5.
The trampoline surrounding catch net 2 is made by phase-change material, and the catch net 2 has elasticity.
The device when in use, the operation of entire circuit is controlled by the master switch 506 in start and stop energy storage function case 5,
Master switch 506 is opened, integrated circuit is started to work, and master switch 506 is closed, which only uses as general trampoline, Er Tong
It is moved in trampoline net 6, piezo-electric generator 3028 starts movement power generation, and direct sunlight solar energy top plate equally acts power generation, real
The conversion of existing solar energy to electrical, the power storage to total storage power supply 503 are mentioned to storage power supply 503 total in energy storage function case 5
It for electric energy, is flashed for trampoline LED, the LED controller 504 in same energy storage function case 5 controls LED light work, is stored up by opening
Music controller 502 in Electricity Functional case 5 controls music.
For the ordinary skill in the art, introduction according to the present invention, do not depart from the principle of the present invention with
In the case where spirit, changes, modifications that embodiment is carried out, replacement and variant still fall within protection scope of the present invention it
It is interior.
Claims (7)
1. a kind of self-power generation type children trampoline is by solar energy top plate, phase-change material catch net, functional layer, gravity detector, storage
What Electricity Functional case, trampoline net, trampoline internal platform area and ladder access formed, it is characterised in that: the functional layer upper layer is equipped with modeling
Property insulating protective layer, equipped with piezoelectricity layer occurs for middle layer, and lower layer is backplanes support layer structure, and solar energy top plate is located at trampoline top layer,
Phase-change material catch net is placed in trampoline surrounding, and functional layer is located at trampoline bottom, and gravity sensor is located at functional layer bottom, based on weight
The work of power induction chip connects the overload alarm in energy storage function case by transmission pressure, and energy storage function case is placed in outside trampoline,
The electric storage device in trampoline in piezoelectricity generation layer is connected by power transmission line, trampoline internal platform area is placed in inside trampoline, catch net
It is placed in trampoline entirety surrounding to surround, ladder access is installed on trampoline side, can be adjusted according to the disassembly of inlet and outlet channel.
2. a kind of self-power generation type children trampoline as described in claim 1, it is characterised in that: the piezoelectricity is provided with pressure
Electric power generator, has in piezoelectric generating device by pressuring gasbag, intracapsular telescopic rod is housed by pressuring gasbag, intracapsular telescopic rod connection pushes away
Bar, push rod connect piston rod, and compressed spring is wrapped up outside piston rod, and piston rod connects piezo-electric crystal, and piezo-electric crystal connects positive and negative anodes
Conducting wire, positive and negative polarity wire connect piezo-electric generator, and piezo-electric generator connects electric storage device, and electric storage device is connected outer by power transmission line
Portion's energy storage function case.
3. a kind of self-power generation type children trampoline as described in claim 1, it is characterised in that: the solar energy top plate passes through
Sunlight irradiation power generation produces electricity the total storage power supply that can be connected by power transmission line in energy storage function case.
4. a kind of self-power generation type children trampoline as described in claim 1, it is characterised in that: the trampoline surrounding catch net by
Phase-change material is made, and the catch net has elasticity.
5. a kind of self-power generation type children trampoline as described in claim 1, it is characterised in that: the energy storage function case is equipped with
Power transmission line and total storage power supply, total storage power supply pass through the intracorporal music controller of power transmission line connecting box, LED controller, overweight
Alarm, master switch and electronic product charging zone.
6. a kind of self-power generation type children trampoline as claimed in claim 5, it is characterised in that: total storage power supply is using storage
Electrical storage cell.
7. a kind of self-power generation type children trampoline as claimed in claim 5, it is characterised in that: in the electronic product charging zone
Various trumpeter's machine adaptation charging terminals and electric power connecting mouth are set, provides for the child parent group of rest Accreditation Waiting Area and answers urgent telegram
Amount is convenient.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711328948.XA CN107982846B (en) | 2017-12-13 | 2017-12-13 | A kind of self-power generation type children trampoline |
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|---|---|---|---|
| CN201711328948.XA CN107982846B (en) | 2017-12-13 | 2017-12-13 | A kind of self-power generation type children trampoline |
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| CN107982846A CN107982846A (en) | 2018-05-04 |
| CN107982846B true CN107982846B (en) | 2019-07-26 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110201373A (en) * | 2019-06-11 | 2019-09-06 | 小飞侠游乐设备集团有限公司 | A kind of method and Transmission system of transmission and the audio data of trampoline rhythm cooperation |
| CN110975217A (en) * | 2020-01-08 | 2020-04-10 | 慈溪川奇玩具有限公司 | From electricity generation formula children trampoline with warning protect function |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182780A (en) * | 2011-05-12 | 2011-09-14 | 南京农业大学 | Piezoelectric power generation air spring |
| KR20140013458A (en) * | 2012-07-24 | 2014-02-05 | 안성민 | Trampoline having power generation means |
| CN106139501A (en) * | 2015-04-15 | 2016-11-23 | 青岛中天智诚科技服务平台有限公司 | A kind of Multifunctional jumping bed |
| CN107007964A (en) * | 2017-03-11 | 2017-08-04 | 六安彩燕体育用品科技有限公司 | A kind of new jumping body building apparatus |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10828550B2 (en) * | 2015-11-20 | 2020-11-10 | Yi Liang | Systems and methods for a smart trampoline jumping mat |
-
2017
- 2017-12-13 CN CN201711328948.XA patent/CN107982846B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182780A (en) * | 2011-05-12 | 2011-09-14 | 南京农业大学 | Piezoelectric power generation air spring |
| KR20140013458A (en) * | 2012-07-24 | 2014-02-05 | 안성민 | Trampoline having power generation means |
| CN106139501A (en) * | 2015-04-15 | 2016-11-23 | 青岛中天智诚科技服务平台有限公司 | A kind of Multifunctional jumping bed |
| CN107007964A (en) * | 2017-03-11 | 2017-08-04 | 六安彩燕体育用品科技有限公司 | A kind of new jumping body building apparatus |
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Address after: 315111 No. 45, Jing Da Road, five Township, Yinzhou District, Ningbo, Zhejiang. Applicant after: Li Qinghua Address before: 315153 No. 20 Shijian North Road, Shijiao Street, Haishu District, Ningbo City, Zhejiang Province Applicant before: Li Qinghua |
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Effective date of registration: 20190626 Address after: 528400 Dongcheng Industrial Park, Xinping Village, Zhongshan Town, Guangdong Province Applicant after: Zhongshan New Hongda Daily Product Co., Ltd. Address before: 315111 No. 45, Jing Da Road, five Township, Yinzhou District, Ningbo, Zhejiang. Applicant before: Li Qinghua |
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