CN111503560A - Energy-concerving and environment-protective type intelligence L ED lamp - Google Patents
Energy-concerving and environment-protective type intelligence L ED lamp Download PDFInfo
- Publication number
- CN111503560A CN111503560A CN202010352512.XA CN202010352512A CN111503560A CN 111503560 A CN111503560 A CN 111503560A CN 202010352512 A CN202010352512 A CN 202010352512A CN 111503560 A CN111503560 A CN 111503560A
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- lamp
- elevator
- energy
- liquid storage
- environment
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Links
- 239000007788 liquid Substances 0.000 claims abstract description 23
- 230000005484 gravity Effects 0.000 claims abstract description 9
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims description 10
- 229910052753 mercury Inorganic materials 0.000 claims description 10
- 239000010985 leather Substances 0.000 claims description 7
- 230000017525 heat dissipation Effects 0.000 claims description 5
- 230000005389 magnetism Effects 0.000 description 11
- 239000011550 stock solution Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/105—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening using magnets
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/16—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting
- F21V17/162—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting the parts being subjected to traction or compression, e.g. coil springs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/06—Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices, e.g. connectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/60—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air
- F21V29/61—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air characterised by control arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention discloses an energy-saving environment-friendly intelligent L ED lamp which comprises an elevator shell, wherein an elevator room is arranged in the elevator shell, a sliding groove is formed in the inner bottom of the elevator room, a power-on cavity and a liquid storage cavity are formed in the inner wall of the elevator shell, the liquid storage cavity is positioned on the left side of the sliding groove, the power-on cavity is positioned above the left side of the liquid storage cavity, a lampshade is installed at the inner top of the elevator room, a L ED lamp body is installed in the lampshade, and a gravity trigger mechanism comprises a magnetic sliding plate which is connected in the sliding groove in a vertical sliding mode.
Description
Technical Field
The invention relates to the field of energy conservation and environmental protection, in particular to an energy-saving and environment-friendly intelligent L ED lamp.
Background
The energy-saving and environment-friendly concept is to help human beings and nature, the environment is harmonious, the life source is natural, the health comes from environment protection, energy is not wasted, the energy-saving and environment-friendly elevator embodies the life attitude, the energy saving is also one of energy saving, and the elevator aims at the use of the electric energy;
the lamp in the elevator generally all has the switch, and the switch is opened the back lamp and is all in a long bright state always, and under this state, the lamp is carrying out power consumption always, and because long-time work, inside can accumulate a large amount of heats, the life of the lamp body that has lacked greatly.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides an energy-saving environment-friendly intelligent L ED lamp, wherein the L ED lamp is provided with a gravity trigger mechanism, when a person goes to an elevator room, a circuit is conducted, and when the person goes away, the lamp is turned off, so that the loss of electric energy is greatly reduced, and meanwhile, the heat dissipation mechanism is arranged, so that hot air in a lampshade can be pumped away to dissipate heat after the person goes to the elevator and then goes down, so that the service life of the lamp body is greatly prolonged.
In order to achieve the purpose, the invention adopts the following technical scheme:
an energy-saving environment-friendly intelligent L ED lamp comprises an elevator shell, wherein an elevator chamber is arranged in the elevator shell, a sliding groove is formed in the inner bottom of the elevator chamber, a power-on cavity and a liquid storage cavity are formed in the inner wall of the elevator shell, the liquid storage cavity is located on the left side of the sliding groove, the power-on cavity is located above the left side of the liquid storage cavity, a lampshade is mounted at the inner top of the elevator chamber, a L ED lamp body is mounted in the lampshade, a gravity trigger mechanism comprises a magnetic sliding plate which is connected in the sliding groove in a sliding mode up and down, the lower end of the magnetic sliding plate is elastically connected with the inner bottom of the sliding groove through a plurality of connecting springs, a trigger plate is fixedly connected to the upper end of the magnetic sliding plate, the upper end of the trigger plate penetrates through a notch of the sliding groove, a heat dissipation mechanism comprises an air inlet pipe arranged in the inner wall of the elevator shell, two ends of the air inlet pipe are respectively communicated with the inner bottoms of the lampshade and the sliding groove, the space below the magnetic sliding plate is communicated with the outside through an air outlet, a one-way valve is mounted in the air inlet pipe and a conducting mechanism, the magnetic piston is connected with a magnetic piston, the magnetic piston is connected in a magnetic piston, the magnetic piston is connected with a negative electrode lead L electrically connected with the outer side of the bottom of the power supply, the electrical connection pin, the electrical connection piece is mounted in the electrical connection hole of the magnetic piston, the electrical connection piece, the electrical connection hole of the electrical connection hole.
Preferably, the outside cover of trigger plate is equipped with the leather sheath, the lower extreme and the ground fixed connection of leather sheath.
Preferably, the upper surface of the trigger plate is arc-shaped.
Compared with the prior art, the invention has the beneficial effects that:
1. when someone enters the elevator, the trigger plate can move downwards under the action of gravity of the person, the downward movement of the trigger plate can drive the magnetic sliding plate to move downwards, a plurality of connecting springs at the moment are all in a compression state and are under the action of magnetic force, the downward movement of the magnetic sliding plate can drive the magnetic piston to move downwards, the magnetic piston moves downwards to press conductive mercury in the liquid storage cavity into the power-on cavity through the communicating pipe, the conductive mercury enters the power-on cavity and can electrically connect the electrical connecting column with the electrical connecting sheet at the bottom in the power-on cavity, the whole circuit is in a conduction state, the L ED lamp body at the moment is powered on and emits light, after the person leaves the elevator, the magnetic sliding plate can drive the trigger plate to return to the original position under the elastic action of the connecting springs, the magnetic piston is attracted by the magnetic sliding plate and can return to the original position, the conductive mercury in the power-on cavity is under the action of gravity of the magnetic sliding plate, and the negative pressure generated in the liquid storage cavity after the magnetic piston moves, the liquid storage cavity can slowly return to the liquid storage cavity completely, the circuit can be disconnected again.
2. The people gets into then this in-process of walking, the magnetism slide can once move down and then shift up, when the magnetism slide moves down, can be located the gas of spout in magnetism slide below space and discharge through the air outlet, when the magnetism slide moves up, can absorb the steam in the lamp shade through the air-supply line in the spout, also be exactly when the people is past, the magnetism partner that can be is in a reciprocating state who reciprocates always, under this state, can discharge in the steam suction spout in the lamp shade, great increase the thermal diffusivity of lamp, thereby the life of lamp has been improved.
Drawings
FIG. 1 is a schematic structural diagram of an energy-saving and environment-friendly intelligent L ED lamp according to the present invention;
fig. 2 is an enlarged view of fig. 1 at a.
In the figure, 1 elevator shell, 2L ED lamp body, 3 lamp shade, 4 power-on cavities, 5 trigger plates, 6 leather sleeves, 7 sliding chutes, 8 connecting springs, 9 magnetic sliding plates, 10 air outlets, 11 air inlet pipes, 12 electric connecting columns, 13 communicating pipes, 14 conductive mercury, 15 magnetic pistons, 16 liquid storage cavities, 17 elevator chambers and 18 external power supplies.
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.
Referring to fig. 1-2, an energy-saving environment-friendly intelligent L ED lamp comprises an elevator housing 1, an elevator chamber 17 is arranged in the elevator housing 1, a sliding chute 7 is arranged at the inner bottom of the elevator chamber 17, a power-on cavity 4 and a liquid storage cavity 16 are arranged in the inner wall of the elevator housing 1, the liquid storage cavity 16 is positioned on the left side of the sliding chute 7, the power-on cavity 4 is positioned on the upper left side of the liquid storage cavity 16, a lampshade 3 is mounted at the inner top of the elevator chamber 17, and a L ED lamp body 2 is mounted in the lampshade 3;
the gravity trigger mechanism comprises a magnetic sliding plate 9 which is connected into the sliding chute 7 in a vertical sliding manner, the lower end of the magnetic sliding plate 9 is elastically connected with the inner bottom of the sliding chute 7 through a plurality of connecting springs 8, the upper end of the magnetic sliding plate 9 is fixedly connected with a trigger plate 5, and the upper end of the trigger plate 5 penetrates through a notch of the sliding chute 7;
the heat dissipation mechanism comprises an air inlet pipe 11 arranged in the inner wall of the elevator shell 1, two ends of the air inlet pipe 11 are respectively communicated with the lampshade 3 and the inner bottom of a sliding chute 7, the sliding chute 7 is positioned in the space below the magnetic sliding plate 9 and is communicated with the outside through an air outlet 10, and one-way valves are respectively arranged in the air inlet pipe 11 and the air outlet 10 to ensure that air enters from the air inlet pipe 11 and exits from the air outlet 10;
conductive mechanism, conductive mechanism includes magnetic piston 15 of upper and lower sliding connection in stock solution chamber 16, magnetic piston 15 and magnetism slide 9's adjacent surface opposite poles attract, stock solution chamber 16 is located the below space packing of magnetic piston 15 and has electrically conductive mercury 14, stock solution chamber 16 is located magnetic piston 15 below space and passes through communicating pipe 13 and circular telegram chamber 4 intercommunication, electric connection post 12 is installed at circular telegram chamber 4's interior top, install external power source 18 in the elevator casing 1, external power source 18's positive pole passes through the top electric connection of wire with electric connection post 12, electric connection piece is installed to circular telegram chamber 4's interior bottom, external power source 18's negative pole, L ED lamp body 2 and electric connection piece pass through wire electric connection in proper order.
Wherein, the outside cover of trigger plate 5 is equipped with leather sheath 6, and the lower extreme and the ground fixed connection of leather sheath 6 avoid the dust to enter into spout 7.
Wherein, the upper surface of the trigger plate 5 is arc-shaped.
In an initial state, the circuit is in a disconnected state, when a person enters the elevator, the trigger plate 5 can move downwards under the action of gravity of the person, the magnetic sliding plate 9 can be driven to move downwards by the downward movement of the trigger plate 5, the plurality of connecting springs 8 are in a compressed state at the moment, under the action of magnetic force, the magnetic sliding plate 9 can drive the magnetic piston 15 to move downwards by the downward movement of the magnetic piston 15, the conductive mercury 14 in the liquid storage cavity 16 can be pressed into the power-on cavity 4 through the communicating pipe 13, the conductive mercury 14 can enter the power-on cavity 4 to enable the electric connecting column 12 to be electrically connected with the electric connecting sheet at the bottom in the power-on cavity 4, the whole circuit is in a connected state, the L lamp body ED 2 is powered on to emit light, after the person leaves the elevator and is under the elastic action of the connecting springs 8, the magnetic sliding plate 9 can drive the trigger plate 5 to return to the original position, the magnetic piston 15 is attracted by the magnetic sliding plate 9 and also returns to the original position, the electric conduction mercury 14 in the power storage cavity slowly returns to the liquid storage cavity 16 after the elevator moves upwards, and the elevator is automatically turned off, and the elevator, the elevator is greatly reduced after the person leaves the elevator;
it is worth noting that, since the time period for the conductive mercury 14 to completely return to the liquid storage cavity 16 is relatively long after the person walks, the lamp is not turned off immediately after the person walks, and the adaptability of the lamp is improved;
the people gets into then this in-process of walking, magnetism slide 9 can carry out once and move down then move up, when magnetism slide 9 moves down, can be located the gas of spout 7 in the space below magnetism slide 9 and discharge through air outlet 10, when magnetism slide 9 moves up, can absorb the steam in the lamp shade 3 in the spout 7 through air-supply line 11, also when the people came, magnetism slide 9 that can be is in a reciprocating state who reciprocates always, under this state, can be with the steam suction spout 7 in the lamp shade 3 in discharge, great increase the thermal diffusivity of lamp, thereby the life of lamp has been improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The energy-saving environment-friendly intelligent L ED lamp is characterized by comprising an elevator shell (1), wherein an elevator room (17) is arranged in the elevator shell (1), a sliding groove (7) is formed in the inner bottom of the elevator room (17), a power-on cavity (4) and a liquid storage cavity (16) are arranged in the inner wall of the elevator shell (1), the liquid storage cavity (16) is located on the left side of the sliding groove (7), the power-on cavity (4) is located above the left side of the liquid storage cavity (16), a lamp shade (3) is installed at the inner top of the elevator room (17), and a L ED lamp body (2) is installed in the lamp shade (3).
2. An energy-saving and environment-friendly intelligent L ED lamp as claimed in claim 1, further comprising a gravity trigger mechanism, wherein the gravity trigger mechanism comprises a magnetic sliding plate (9) slidably connected in the sliding slot (7) up and down, the lower end of the magnetic sliding plate (9) is elastically connected with the inner bottom of the sliding slot (7) through a plurality of connecting springs (8), the upper end of the magnetic sliding plate (9) is fixedly connected with a trigger plate (5), and the upper end of the trigger plate (5) penetrates through the notch of the sliding slot (7).
3. An energy-saving and environment-friendly intelligent L ED lamp as claimed in claim 2, further comprising a heat dissipation mechanism, wherein the heat dissipation mechanism comprises an air inlet pipe (11) disposed in the inner wall of the elevator housing (1), two ends of the air inlet pipe (11) are respectively communicated with the lampshade (3) and the inner bottom of the chute (7), the chute (7) is located below the magnetic sliding plate (9) and is communicated with the outside through an air outlet (10), and the air inlet pipe (11) and the air outlet (10) are both provided with one-way valves.
4. The energy-saving and environment-friendly intelligent L ED lamp according to claim 3, further comprising a conductive mechanism, wherein the conductive mechanism comprises a magnetic piston (15) slidably connected in a liquid storage chamber (16) from top to bottom, the magnetic piston (15) and the adjacent surface of the magnetic sliding plate (9) attract each other in an opposite attraction manner, a space below the magnetic piston (15) in the liquid storage chamber (16) is filled with conductive mercury (14), the space below the magnetic piston (15) in the liquid storage chamber (16) is communicated with the power-on chamber (4) through a communicating pipe (13), an electrical connection post (12) is installed at the top of the power-on chamber (4), an external power supply (18) is installed in the elevator housing (1), the positive electrode of the external power supply (18) is electrically connected with the top end of the electrical connection post (12) through a wire, an electrical connection piece is installed at the bottom of the power-on chamber (4), and the negative electrode, L ED lamp body (2) and the electrical connection piece of the external power supply (18) are sequentially electrically connected through wires.
5. The energy-saving and environment-friendly intelligent L ED lamp as claimed in claim 4, wherein a leather sheath (6) is sleeved outside the trigger plate (5), and the lower end of the leather sheath (6) is fixedly connected with the ground.
6. The energy-saving and environment-friendly intelligent L ED lamp as claimed in claim 4, wherein the upper surface of the trigger plate (5) is arc-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010352512.XA CN111503560B (en) | 2020-04-28 | 2020-04-28 | Energy-concerving and environment-protective type intelligence LED lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010352512.XA CN111503560B (en) | 2020-04-28 | 2020-04-28 | Energy-concerving and environment-protective type intelligence LED lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111503560A true CN111503560A (en) | 2020-08-07 |
| CN111503560B CN111503560B (en) | 2021-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010352512.XA Expired - Fee Related CN111503560B (en) | 2020-04-28 | 2020-04-28 | Energy-concerving and environment-protective type intelligence LED lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111503560B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112569379A (en) * | 2020-11-26 | 2021-03-30 | 崔顺甫 | Medical instrument is with even automatic disinfection device on a large scale |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050124282A1 (en) * | 2003-12-08 | 2005-06-09 | Inventio Ag | Elevator cabin with integrated ventilation system |
| CN201663740U (en) * | 2010-04-20 | 2010-12-01 | 中国十七冶集团有限公司 | Direct elevator car lighting control device |
| CN207158562U (en) * | 2017-08-29 | 2018-03-30 | 温州安信科技有限公司 | A kind of auto-lighting energy-saving elevator |
| CN109607359A (en) * | 2018-12-13 | 2019-04-12 | 江苏省宿迁经贸高等职业技术学校（江苏联合职业技术学院宿迁经贸分院） | A kind of power generation and electricity system applied to mine cage |
| CN111028450A (en) * | 2019-12-26 | 2020-04-17 | 朱蛟龙 | Special warning device of power equipment |
-
2020
- 2020-04-28 CN CN202010352512.XA patent/CN111503560B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050124282A1 (en) * | 2003-12-08 | 2005-06-09 | Inventio Ag | Elevator cabin with integrated ventilation system |
| CN201663740U (en) * | 2010-04-20 | 2010-12-01 | 中国十七冶集团有限公司 | Direct elevator car lighting control device |
| CN207158562U (en) * | 2017-08-29 | 2018-03-30 | 温州安信科技有限公司 | A kind of auto-lighting energy-saving elevator |
| CN109607359A (en) * | 2018-12-13 | 2019-04-12 | 江苏省宿迁经贸高等职业技术学校（江苏联合职业技术学院宿迁经贸分院） | A kind of power generation and electricity system applied to mine cage |
| CN111028450A (en) * | 2019-12-26 | 2020-04-17 | 朱蛟龙 | Special warning device of power equipment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112569379A (en) * | 2020-11-26 | 2021-03-30 | 崔顺甫 | Medical instrument is with even automatic disinfection device on a large scale |
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| Publication number | Publication date |
|---|---|
| CN111503560B (en) | 2021-12-10 |
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Effective date of registration: 20211115 Address after: 518100 Room 501, building C, student Industrial Park, hongqiaotou community, Yanluo street, Bao'an District, Shenzhen, Guangdong Province Applicant after: Shenzhen Tiangong Photoelectric Technology Co.,Ltd. Address before: 523380 Chaxing South Road, Shangyuan village, Chashan Town, Dongguan City, Guangdong Province Applicant before: Xu Yongjin |
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Granted publication date: 20211210 |