CN219080160U - Auxiliary brightening integrated guardrail - Google Patents

Auxiliary brightening integrated guardrail Download PDF

Info

Publication number
CN219080160U
CN219080160U CN202222343523.9U CN202222343523U CN219080160U CN 219080160 U CN219080160 U CN 219080160U CN 202222343523 U CN202222343523 U CN 202222343523U CN 219080160 U CN219080160 U CN 219080160U
Authority
CN
China
Prior art keywords
chip
sensor
hole
circuit
guardrail
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202222343523.9U
Other languages
Chinese (zh)
Inventor
徐志炜
潘艳君
段一飞
张勇在
张海超
范丽梅
李希敏
姜荣
宋雯晓
王博
乔永强
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Baotou Northem Safety Equipment Manufacturing Co ltd
Original Assignee
Baotou Northem Safety Equipment Manufacturing Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Baotou Northem Safety Equipment Manufacturing Co ltd filed Critical Baotou Northem Safety Equipment Manufacturing Co ltd
Priority to CN202222343523.9U priority Critical patent/CN219080160U/en
Application granted granted Critical
Publication of CN219080160U publication Critical patent/CN219080160U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/72Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting

Landscapes

  • Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)

Abstract

The utility model discloses an auxiliary brightening integrated guardrail, which comprises the following components: the fence is connected between the two upright posts, and the auxiliary brightening shell is arranged at the top of the fence; the lateral part of supplementary brightening casing is provided with the shutter, and the outside of shutter is provided with the lamp area, and the top of supplementary brightening casing is provided with the photovoltaic board. The utility model can effectively extend the guardrail function, does not occupy public space and is beneficial to popularization and use.

Description

Auxiliary brightening integrated guardrail
Technical Field
The utility model belongs to road guardrail equipment, and particularly relates to an auxiliary brightening integrated guardrail.
Background
The guardrail is mainly used for urban roads, commercial areas and public places, and has the functions of separation, blocking, warning and attractive. Because the urban traffic flow is large, the number of high buildings is large, the air circulation in the city is poor, and the air pollution is heavy.
There are many types of environmental air pollutants, commonly known as sulfur dioxide (SO 2 ) Nitrogen dioxide (NO) 2 ) Carbon dioxide (CO) 2 ) And suspending the particulate matter. Among suspended particulate matters, PM10 having a diameter of 10 μm or less is called PM2.5 having a diameter of 2.5 μm or less. The PM2.5 which has the greatest influence on the health of people at the present stage.
Modern medical meteorological studies show that the relative humidity suitable for human body is: when the temperature is 25 ℃ in summer, the relative humidity is controlled to be 40-50 percent and is more comfortable; when the room temperature is 20 ℃ in winter, the relative humidity is controlled to be 60-70 percent more comfortable.
Along with the modern development of cities, the area where the guardrail is located is often large in people flow, various functional equipment is required to be matched with the guardrail, and the functions of the guardrail are expanded.
Disclosure of Invention
The utility model aims to provide an auxiliary brightening integrated guardrail, which can effectively extend the guardrail function, does not occupy public space and is beneficial to popularization and use.
In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:
supplementary brightening integrated guardrail includes: the fence is connected between the two upright posts, and the auxiliary brightening shell is arranged at the top of the fence; the lateral part of supplementary brightening casing is provided with the shutter, and the outside of shutter is provided with the lamp area, and the top of supplementary brightening casing is provided with the photovoltaic board.
Further, the stand lower part is provided with hidden guardrail and prevents empting the device, and hidden guardrail prevents empting the device and includes: pre-buried subassembly, coupling assembling, pre-buried subassembly includes: pre-buried earth anchor, pre-buried bolt, pre-buried earth anchor includes: the anchor rod is connected to the lower part of the connector, the anchor head is arranged at the bottom of the anchor rod, and the connecting threaded hole is formed in the top of the connector; the coupling assembling is provided with the engaging lug at the top, is provided with a plurality of connecting holes in the engaging lug outside, and the engaging lug is provided with the engaging lug through-hole, and embedded bolt passes the connecting through-hole and installs at the connecting screw hole.
Further, a supporting seat is arranged at the lower part of the upright post, and an upright post connecting through hole is arranged at the bottom of the upright post; the supporting seat is provided with a supporting seat connecting through hole; the pin shaft penetrates through the supporting seat connecting through hole, the upright post connecting through hole and the connecting lug through hole, and the hidden guardrail anti-toppling device is connected to the lower part of the upright post.
Further, a PCB circuit board, a rechargeable battery and an environment detection sensor are arranged in the auxiliary brightening shell; the photovoltaic panel, the rechargeable battery and the environment detection sensor are connected with the PCB through cables; the PCB circuit board includes: the device comprises a main control unit, a power management circuit and an environment sensor connecting circuit; the photovoltaic panel is connected with the power management circuit through a cable, and the power management circuit is respectively connected with the main control unit and the environment sensor connecting circuit through the cable.
Further, the main control unit selects an NRF52832 chip, the NRF52832 chip is provided with a main control power supply voltage stabilizing chip, the main control power supply voltage stabilizing chip selects an XC6220B331MR power supply chip, and the XC6220B331MR power supply chip is connected with a power supply management circuit through a cable;
further, the environmental sensor connecting circuit is an SCD40-D-R2 chip, and the environmental detection sensor comprises: PM2.5 sensor, temperature and humidity sensor, carbon index detection sensor, water level monitoring sensor, PM2.5 sensor, temperature and humidity sensor, carbon index detection sensor connect the signal input pin of SCD40-D-R2 chip respectively, and SCD40-D-R2 chip connects the signal input socket of NRF52832 chip.
Further, the power management circuit includes: the power supply circuit comprises a CN3165 chip, an AP3012 chip and a triode, wherein the CN3165 chip is a charge and discharge monitoring chip, and the AP3012 chip and the triode are connected into a voltage stabilizing circuit and are connected with an input port and an input port of the CN3165 chip; the input port of the CN3165 chip is connected with the photovoltaic panel through a cable, and the output port is connected with the rechargeable battery through a cable.
Further, the NRF52832 chip is provided with a LORA wireless chip, and the NRF52832 chip controls the LORA wireless chip to transmit an environment detection signal to the router.
The technical effects of the utility model include:
the utility model can effectively extend the guardrail function, does not occupy public space and is beneficial to popularization and use.
The auxiliary brightening shell is provided with a shutter design, so that the LED lamp can be effectively waterproof and dustproof, and a PCB (printed circuit board) and a sensor which are arranged inside the LED lamp are protected.
Through router connection network, through the inside various sensors that set up of supplementary brightening casing, can be at the air quality of remote on-line control and monitoring guardrail place regional and whether take place ponding phenomenon.
The auxiliary brightening shell is provided with a lamp strip, so that the lamp strip can illuminate at night and has a brightening effect.
The utility model can fix the bottom of the guardrail on the hardened ground or road surface, and prevent the guardrail from moving to influence the isolation effect. The utility model has the advantages of convenient installation, quick assembly, firm connection with hardened ground or road surface and convenient popularization and use.
Drawings
FIG. 1 is a schematic diagram of an auxiliary brightening integrated guardrail in the utility model;
FIG. 2 is a schematic view of a hidden guard rail anti-toppling device according to the present utility model;
FIG. 3 is a schematic view of the structure of the embedded assembly of the present utility model;
FIG. 4 is a schematic view of the structure of the connecting assembly of the present utility model;
FIG. 5 is a schematic view of the connection of the post and the hidden rail anti-toppling device of the present utility model;
FIG. 6 is a fixed state diagram of the auxiliary brightening integrated fence of the present utility model;
fig. 7 is a schematic circuit diagram of an NRF52832 chip according to the present utility model;
FIG. 8 is a schematic circuit diagram of a lamp strip power amplifier circuit of the present utility model;
FIG. 9 is a circuit schematic of the environmental sensor connection circuit of the present utility model;
FIG. 10 is a schematic circuit diagram of a power management circuit of the present utility model;
FIG. 11 is a schematic circuit diagram of a LORA chip of the present utility model.
Detailed Description
The following description fully illustrates the specific embodiments of the utility model to enable those skilled in the art to practice and reproduce it.
Fig. 1 is a schematic structural view of an auxiliary brightening integrated guardrail in the utility model.
Supplementary integrated guardrail that lightens, its structure includes: the fence 2 is connected between the two upright posts 1, and the auxiliary brightening shell 3 is arranged at the top of the fence 2; the side of the auxiliary lighting housing 3 is provided with a louver 31, the outside of the louver 31 is provided with a lamp strip, and the top of the auxiliary lighting housing 3 is provided with a photovoltaic panel.
A PCB circuit board, a rechargeable battery and an environment detection sensor are arranged in the auxiliary brightening shell 3; the photovoltaic panel, the rechargeable battery and the environment detection sensor are connected with the PCB through cables.
The bottom of stand 1 is provided with supporting seat 11, and the top is provided with cap 12. The rechargeable battery is 18650.
Fig. 2 is a schematic structural view of a hidden type guardrail anti-toppling device 4 in the present utility model. Fig. 3 is a schematic structural diagram of the pre-buried component 41 in the present utility model.
Concealed guardrail anti-toppling device 4, comprising: the embedded assembly 41 and the connecting assembly 42, wherein the upper parts of the embedded assemblies 41 are connected to the lower parts of the connecting assemblies 42.
The pre-buried assembly 41 includes: pre-buried earth anchor 411, pre-buried bolt 412, pre-buried earth anchor 411 includes: the anchor rod 413, the anchor head 414 and the connector 415, wherein the anchor rod 413 is connected to the lower part of the connector 415, and the anchor head 414 is arranged at the bottom of the anchor rod 413; the connector 415 top is provided with the connection screw hole, and embedded bolt 412 installs at the connection screw hole.
As shown in fig. 4, a schematic structural view of the connecting assembly 42 of the present utility model is shown.
The connection assembly 42 is provided with a connection lug 421 at the top, and a plurality of connection through holes 422 are provided at the outer side of the connection lug 421. The connection lugs 421 are provided with connection lug through holes 423.
The connectors 415 of the embedded assemblies 41 are respectively located at the lower parts of the connecting through holes 422, and the lower parts of the embedded bolts 412 are connected in the connecting threaded holes to assemble the embedded assemblies 41 and the connecting assemblies 42 together.
Fig. 5 shows a schematic connection diagram of the upright post 1 and the hidden guardrail anti-toppling device 4.
The lower part of the upright post 1 is provided with a supporting seat 11, and the bottom of the upright post 1 is provided with an upright post connecting through hole 12; the supporting seat 11 is provided with a supporting seat connecting through hole 13; the pin shaft 14 passes through the supporting seat connecting through hole 13, the upright post connecting through hole 12 and the connecting lug through hole 423 to connect the hidden type guardrail anti-toppling device 4 to the lower part of the upright post 1.
The pin 14 includes: the pin shaft comprises a pin shaft body and a pin shaft bolt, wherein one end of the pin shaft body is provided with an end head, the other end of the pin shaft body is provided with a pin shaft threaded counter bore, and the pin shaft threaded counter bore is provided with a pin shaft fixing screw.
As shown in fig. 6, a fixed state diagram of the auxiliary brightening integrated fence in the present utility model is shown.
The assembling method of the hidden guardrail anti-toppling device 4 comprises the following specific steps:
step 1: drilling an earth anchor hole on the ground, placing an anchor rod 413 and an anchor head 414 into the earth anchor hole, and casting concrete into the earth anchor hole;
step 2: the connecting assembly 42 is provided with a plurality of connecting through holes 422 pressed on the connecting head 415, and the embedded bolts 412 are connected in the connecting threaded holes at the top of the connecting head 415;
step 3: after the concrete is solidified, placing the supporting seat 11 on the upper part of the connecting component 42, inserting the bottom of the upright post 1 into the middle part of the supporting seat 11, enabling the pin shaft 14 to pass through the supporting seat connecting through hole 13, the upright post connecting through hole 12 and the connecting lug through hole 423, and connecting the hidden guardrail anti-toppling device 4 on the lower part of the upright post 1;
the pin shaft body passes through the supporting seat connecting through hole 13, the upright post connecting through hole 12 and the connecting lug through hole 423, and a pin shaft fixing screw is arranged in the pin shaft threaded counter bore and fastened.
Step 4: after the plurality of posts 1 are installed, the fence 2 is connected between the two fence posts 1.
The device can dismantle at any time, can be with supplementary brightening integrated guardrail and ground connection fixed through the device, hidden guardrail anti-toppling device 4 hides in supporting seat 11 simultaneously, plays the effect of preventing toppling over when the guardrail receives strong wind and striking.
As shown in fig. 7, a schematic circuit diagram of the NRF52832 chip according to the present utility model is shown. Fig. 8 is a schematic circuit diagram of a lamp band power amplifier circuit according to the present utility model.
The PCB circuit board includes: the device comprises a main control unit, a power management circuit and an environment sensor connection circuit.
The main control unit selects an NRF52832 chip for receiving and uploading the environment detection signals of the sensor, and the lamp strip is lightened at night.
The NRF52832 chip is provided with a main control power supply voltage stabilizing chip, and the main control power supply voltage stabilizing chip selects an XC6220B331MR power chip for providing power for the NRF52832 chip.
The lamp strip utilizes the lamp strip power amplifying circuit to amplify power, and the brightness, the color and the flickering mode are customized according to the requirement. The lamp band power amplifying circuit comprises three triodes which are connected in parallel, and the pins of the LED-R, LED-G, LED-B of the triodes are respectively connected with the 41 st, 42 nd and 43 rd pins of the NRF52832 chip through wires. The pins of the LED-R, LED-G, LED-B respectively control the connection of three colors of red, yellow and blue.
As shown in fig. 9, a schematic circuit diagram of the environmental sensor connection circuit in the present utility model is shown.
The environment sensor connection circuit is an SCD40-D-R2 chip.
The environment detection sensor includes: PM2.5 sensor, temperature and humidity sensor, carbon index detection sensor, PM2.5 sensor, temperature and humidity sensor, carbon index detection sensor connect environmental sensor connecting circuit's 11-18 pin respectively, and environmental sensor connecting circuit connects the J2 socket of NRF52832 chip. PM2.5 sensor passes through environmental sensor connecting circuit and reports the PM2.5 content signal in the air that detects to NRF52832 chip, and temperature and humidity sensor passes through environmental sensor connecting circuit and reports the air humidity signal that detects, air temperature signal to NRF52832 chip, and carbon index detection sensor passes through environmental sensor connecting circuit and reports the carbon dioxide content signal that detects to NRF52832 chip.
Fig. 10 is a schematic circuit diagram of the power management circuit of the present utility model.
The power management circuit includes: CN3165 chip, AP3012 chip, triode are constituteed, and CN3165 chip is charge-discharge monitoring chip, and AP3012 chip and triode line connection become voltage stabilizing circuit, and voltage stabilizing circuit connects CN3165 chip input port, and the input port of CN3165 chip connects photovoltaic jack (J5, J3, J8-J12), and light Fu Chakong (J5, J3, J8-J12) is used for connecting photovoltaic board 22, and output port connects battery jack (J4), and battery jack (J4) connects rechargeable battery, and rechargeable battery provides the power. The electrical energy generated by the photovoltaic panel 22 is sent to the rechargeable battery through the power management circuit.
FIG. 11 is a schematic circuit diagram of a LORA chip of the present utility model.
The LORA wireless chip is used as a wireless communication module and is used for uploading environment detection signals, and the LORA-aUX pin, the LORA-TXD pin, the LORA-RXD pin and the LORA-MDO pin of the LORA wireless chip are connected with the 22 th, 27 th, 28 th and 29 th pins of the NRF52832 chip. And pins 7 and 8 of the LORA wireless chip are connected with a voltage stabilizing module. The NRF52832 chip controls the LORA wireless chip to send environment detection signals (including PM2.5 content signals, air humidity signals, air temperature signals and carbon dioxide content signals) to the router and then to the network.
The application method of the auxiliary brightening integrated guardrail comprises the following specific steps:
step 1: the environment detection sensor monitors the surrounding environment condition, the detected environment detection signal is uploaded to the main control unit of the PCB, and the main control unit uploads the environment detection signal to the network;
the PM2.5 sensor reports detected PM2.5 content signals in air to the NRF52832 chip through an environment sensor connecting circuit, the temperature and humidity sensor reports detected air humidity signals and air temperature signals to the NRF52832 chip through an environment sensor connecting circuit, and the carbon index detection sensor reports detected carbon dioxide content signals to the NRF52832 chip through an environment sensor connecting circuit; the NRF52832 chip controls the LORA wireless chip to transmit the environment detection signal to the router, and upload the environment detection signal to the network through the router.
The main control unit separates an environment detection item value (PM 2.5 content value, air humidity value, air temperature value and carbon dioxide content value) from the received environment detection signal, compares the environment detection item value with a set threshold value stored in the main control unit, and sends an alarm signal to the router when the environment detection item value exceeds the set threshold value.
Step 2: the main control unit lights up the light strip at night.
The main control unit acquires a clock signal from the network, and when the main control unit is at night, the power supply of the lamp strip is switched on, and the lamp strip is lighted.
The terminology used herein is for the purpose of description and illustration only and is not intended to be limiting. As the present utility model may be embodied in several forms without departing from the spirit or essential attributes thereof, it should be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the metes and bounds of the claims, or equivalences of such metes and bounds are therefore intended to be embraced by the appended claims.

Claims (3)

1. An auxiliary brightening integrated guardrail, comprising: the fence is connected between the two upright posts, and the auxiliary brightening shell is arranged at the top of the fence; the side part of the auxiliary brightening shell is provided with a shutter, the outside of the shutter is provided with a lamp strip, and the top of the auxiliary brightening shell is provided with a photovoltaic panel; a PCB circuit board, a rechargeable battery and an environment detection sensor are arranged in the auxiliary brightening shell; the photovoltaic panel, the rechargeable battery and the environment detection sensor are connected with the PCB through cables; the PCB circuit board includes: the device comprises a main control unit, a power management circuit and an environment sensor connecting circuit; the photovoltaic panel is connected with the power management circuit through a cable, and the power management circuit is respectively connected with the main control unit and the environment sensor connecting circuit through the cable; the master control unit selects an NRF52832 chip, the NRF52832 chip is provided with a master control power supply voltage stabilizing chip, the master control power supply voltage stabilizing chip selects an XC6220B331MR power supply chip, and the XC6220B331MR power supply chip is connected with a power supply management circuit through a cable; the environment sensor connecting circuit selects SCD40-D-R2 chip, and the environment detection sensor comprises: PM2.5 sensor, temperature and humidity sensor, carbon index detection sensor, water level monitoring sensor, PM2.5 sensor, temperature and humidity sensor, carbon index detection sensor connect SCD40-D-R2 chip signal input pin separately, SCD40-D-R2 chip connect NRF52832 chip signal input socket; the power management circuit includes: the power supply circuit comprises a CN3165 chip, an AP3012 chip and a triode, wherein the CN3165 chip is a charge and discharge monitoring chip, and the AP3012 chip and the triode are connected into a voltage stabilizing circuit and are connected with an input port and an input port of the CN3165 chip; the input port of the CN3165 chip is connected with the photovoltaic panel through a cable, and the output port is connected with the rechargeable battery through a cable; the NRF52832 chip is provided with a LORA wireless chip, and the NRF52832 chip controls the LORA wireless chip to transmit an environment detection signal to the router.
2. The auxiliary brightening integrated guardrail of claim 1, wherein the lower portion of the upright is provided with a hidden guardrail anti-toppling device comprising: pre-buried subassembly, coupling assembling, pre-buried subassembly includes: pre-buried earth anchor, pre-buried bolt, pre-buried earth anchor includes: the anchor rod is connected to the lower part of the connector, the anchor head is arranged at the bottom of the anchor rod, and the connecting threaded hole is formed in the top of the connector; the coupling assembling is provided with the engaging lug at the top, is provided with a plurality of connecting holes in the engaging lug outside, and the engaging lug is provided with the engaging lug through-hole, and embedded bolt passes the connecting through-hole and installs at the connecting screw hole.
3. The auxiliary brightening integrated guardrail according to claim 2, wherein the lower part of the upright post is provided with a supporting seat, and the bottom of the upright post is provided with an upright post connecting through hole; the supporting seat is provided with a supporting seat connecting through hole; the pin shaft penetrates through the supporting seat connecting through hole, the upright post connecting through hole and the connecting lug through hole, and the hidden guardrail anti-toppling device is connected to the lower part of the upright post.
CN202222343523.9U 2022-09-02 2022-09-02 Auxiliary brightening integrated guardrail Active CN219080160U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202222343523.9U CN219080160U (en) 2022-09-02 2022-09-02 Auxiliary brightening integrated guardrail

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202222343523.9U CN219080160U (en) 2022-09-02 2022-09-02 Auxiliary brightening integrated guardrail

Publications (1)

Publication Number Publication Date
CN219080160U true CN219080160U (en) 2023-05-26

Family

ID=86400699

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202222343523.9U Active CN219080160U (en) 2022-09-02 2022-09-02 Auxiliary brightening integrated guardrail

Country Status (1)

Country Link
CN (1) CN219080160U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115492458A (en) * 2022-09-02 2022-12-20 包头北方安全防护装备制造有限公司 Auxiliary brightening integrated guardrail and using method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115492458A (en) * 2022-09-02 2022-12-20 包头北方安全防护装备制造有限公司 Auxiliary brightening integrated guardrail and using method thereof

Similar Documents

Publication Publication Date Title
CN219080160U (en) Auxiliary brightening integrated guardrail
CN207279445U (en) A kind of multifunctional all wisdom road lamp system
CN205385543U (en) Dormancy formula wireless transmission solar energy power supply camera
CN204962584U (en) Multifunctional solar street lamp
CN204648053U (en) A kind of intelligent road-lamp
CN219080159U (en) Warning function guard bar
CN115492458A (en) Auxiliary brightening integrated guardrail and using method thereof
CN218845874U (en) Energy-conserving wisdom street lamp in scenic spot
CN205859818U (en) A kind of Internet of Things wisdom street lamp
CN115492026A (en) Warning function guardrail and warning method thereof
CN201436850U (en) Transmission-line acoustic-optic bird repelling device
CN210670701U (en) Warning lamp based on big data and thing networking
CN204554549U (en) A kind of aviation obstruction beacon device
CN210485504U (en) Waterproof wisdom street lamp
CN210351720U (en) Tunnel lighting system
CN113217854A (en) Lamp pole LED display screen with electric quantity monitoring function
CN205090315U (en) Green energy -conserving road lighting system of intelligence
CN214098611U (en) Prevent external damage intelligent warning device
CN215808209U (en) Interactive control device of LED illuminating lamp
CN207196295U (en) A kind of railway lighting device
CN213453314U (en) Energy-saving road lighting system
CN205609121U (en) Energy -saving LED advertising screen
CN108980749A (en) A kind of new type solar energy Lawn lamp
CN216244056U (en) Wisdom city street lamp
CN210740130U (en) Modular intelligent street lamp capable of being freely combined

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant