CN110264784A - A kind of arrow path two-direction road prior-warning device - Google Patents
A kind of arrow path two-direction road prior-warning device Download PDFInfo
- Publication number
- CN110264784A CN110264784A CN201910654631.8A CN201910654631A CN110264784A CN 110264784 A CN110264784 A CN 110264784A CN 201910654631 A CN201910654631 A CN 201910654631A CN 110264784 A CN110264784 A CN 110264784A
- Authority
- CN
- China
- Prior art keywords
- early warning
- warning case
- plc controller
- case
- installation frame
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/16—Anti-collision systems
- G08G1/166—Anti-collision systems for active traffic, e.g. moving vehicles, pedestrians, bikes
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20209—Thermal management, e.g. fan control
Abstract
The invention discloses a kind of arrow path two-direction road prior-warning devices, it is related to road prior-warning device, including early warning case and installation frame, mounting groove is provided in installation frame, early warning case is fastened in mounting groove, cavity is provided in early warning case, voice announcer is equipped with by bolt on the inner wall of cavity, it is wirelessly transferred transmitting terminal, radio transceiver end and PLC controller, photoelectric sensor is installed on the outside of early warning case, early warning box top is equipped with photovoltaic panel, battery is equipped with by bolt on the inner wall of cavity, battery is connect by electric wire with photovoltaic panel, temperature sensor is installed on the inner wall of cavity, the inner wall side of cavity is equipped with cabinet by bolt, motor is installed in cabinet, flabellum is installed on the output shaft of motor, battery, photoelectric sensor, temperature sensor and wireless transmission transmitting terminal pass through respectively electric wire with PLC controller connection, has and is convenient to mount and dismount, the good feature of oil removal effect.
Description
Technical field
The present invention relates to road prior-warning device, in particular to a kind of arrow path two-direction road prior-warning device.
Background technique
Mine mining area is to trackless vehicle transport ore and producer goods are mostly used between dressing plant, since mountain area road conditions are multiple
It is miscellaneous, and bend is more, and road is mostly narrow.Limited road can only unidirectional vehicle pass-through can not Facing Movement, road is mostly to turn
Detour section is around blocked when driver drives a vehicle by tall and big trees and is difficult to grasp to front road conditions, and opposite passage vehicle needs one after meeting
Alternately passage is carried out at square vehicle reversing to evacuation over long distances, not only influences traffic efficiency, there are larger security risks, therefore need
Road prior-warning device is configured on road, present prior-warning device mostly function is simple, and early warning effect is poor, therefore needs now
A kind of arrow path two-direction road prior-warning device is wanted to help to solve the above problems.
Summary of the invention
The purpose of the present invention is to provide a kind of arrow path two-direction road prior-warning devices, to solve to propose in above-mentioned background technique
Section it is complicated caused by the big problem of early warning difficulty.
To achieve the above object, the invention provides the following technical scheme: a kind of arrow path two-direction road prior-warning device, including it is pre-
Case and installation frame are warned, is provided with mounting groove in the installation frame, the early warning case is fastened in the mounting groove, described pre-
It warns and is provided with cavity in case, voice announcer is equipped with by bolt on the inner wall of the cavity, is wirelessly transferred transmitting terminal, wireless
Receiving end and PLC controller are transmitted, photoelectric sensor is installed on the outside of the early warning case, the early warning box top is equipped with photovoltaic
Plate is equipped with battery by bolt on the inner wall of the cavity, and the battery is connect by electric wire with the photovoltaic panel, institute
It states and temperature sensor is installed on the inner wall of cavity, the inner wall side of the cavity is equipped with cabinet, the cabinet by bolt
Motor is inside installed, flabellum, the battery, the photoelectric sensor, the temperature are installed on the output shaft of the motor
Sensor and the wireless transmission transmitting terminal pass through electric wire respectively and connect with the PLC controller, and the PLC controller passes through electricity
Line is connect with the voice announcer, the motor and the radio transceiver end respectively.
Preferably, the installation frame two sides are provided with card slot, and bayonet lock, described bayonet lock one end are arranged in the card slot
It is welded with connecting rod, spring is arranged in the connecting rod, early warning case two sides are provided with keyway, the bayonet lock other end
It is fastened in the keyway.
Preferably, the card slot side is provided with port, is provided with block, the connecting rod one on the outside of the installation frame
End is welded on the block side across the port.
Preferably, fixation hole is provided at the top and bottom of the installation frame.
Preferably, the early warning box top is equipped with the saturating plate of waterproof, and the photovoltaic panel is arranged in the saturating plate of the waterproof.
Preferably, it is provided with penetrable sound hole on front side of the early warning case, the penetrable sound hole is corresponding with the voice announcer.
Preferably, early warning bottom portion is provided with heat release hole.
Its application method is as follows:
(1): this prior-warning device being installed to by road first, when installation, installation frame 2 is installed to by fixation hole 21
In the fixed object in roadside, photovoltaic panel 8, which can convert solar energy into electrical energy, to be stored in battery 9, so as to be each
Electrical appliance is powered；
(2): photoelectric sensor 7 can acquire road vehicle and pedestrian information, and road information can be passed to PLC control later
Device 6 processed carries out logic judgment, can pass to the nothing in another early warning case 1 after judgement by radio transceiver end 5
Line transmits receiving end 5, and radio transceiver end 5 can pass to PLC controller 6 after receiving, PLC controller 6 passes through control language
Sound broadcast device 3 can issue voice prompting；
(3): two early warning casees 1 can be prompted mutually, so as to be suitable for two-direction road, and when temperature is increased to setting
When temperature, temperature information can be passed to PLC controller 6 by temperature sensor 10, therefore PLC controller 6 can control starting
Motor 12, motor 12 drive flabellum 13 that can generate air-flow, so as to radiating in early warning case 1；
(4): when early warning case 1 needs repairing or replaces, the block 20 of two sides being pulled outward simultaneously, therefore bayonet lock 15
Spring 17 can be squeezed, bayonet lock 15 can be moved in card slot 14, when bayonet lock 15 is completely into card slot 14 installation frame 2 with
Connectionless relationship between early warning case 1, therefore early warning case 1 can be taken out out of installation frame 2.
Technical effect and advantage of the invention:
1, of the invention, photoelectric sensor can acquire road vehicle and pedestrian information, road information can be passed to PLC later
Controller carries out logic judgment, and PLC controller can issue voice prompting by controlling voice announcer, therefore can play pre-
Alert effect, two early warning casees can be prompted mutually, so as to be suitable for two-direction road, and can be opened automatically when hot weather
Dynamic motor drives flabellum rotation, to play heat spreading function；
2, when early warning case needs repairing or replaces, the block of two sides is pulled outward simultaneously, therefore bayonet lock can squeeze bullet
Spring, bayonet lock can be moved in card slot, the connectionless relationship between installation frame and early warning case when bayonet lock is completely into card slot,
Therefore early warning case can be taken out out of installation frame, it is easy to maintenance, it is time saving and energy saving.
Detailed description of the invention
Fig. 1 is the perspective view of structure of the invention.
Fig. 2 is the early warning case cross section view of structure of the invention.
Fig. 3 is that the installation frame of structure of the invention regards cross section view.
Fig. 4 is the information transmission figure of structure of the invention.
Fig. 5 is the electric connection figure of structure of the invention.
In figure: 1, early warning case；2, installation frame；3, voice announcer；4, it is wirelessly transferred transmitting terminal；5, radio transceiver
End；6, PLC controller；7, photoelectric sensor；8, photovoltaic panel；9, battery；10, temperature sensor；11, cabinet；12, motor；
13, flabellum；14, card slot；15, bayonet lock；16, connecting rod；17, spring；18, keyway；19, port；20, block；21, fixation hole；
22, the saturating plate of waterproof；23, penetrable sound hole；24, heat release hole.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The present invention provides a kind of arrow path two-direction road prior-warning devices as shown in Figs. 1-5, including early warning case 1 and installing frame
Frame 2 is provided with mounting groove in installation frame 2, and early warning case 1 is fastened in mounting groove, and cavity is provided in early warning case 1, cavity
Voice announcer 3, wireless transmission transmitting terminal 4, radio transceiver end 5 and PLC controller 6 are equipped with by bolt on inner wall,
Photoelectric sensor 7 is installed on the outside of early warning case 1, photovoltaic panel 8 is installed at the top of early warning case 1, is pacified on the inner wall of cavity by bolt
Equipped with battery 9, battery 9 is connect by electric wire with photovoltaic panel 8, and temperature sensor 10, cavity are equipped on the inner wall of cavity
Inner wall side cabinet 11 is equipped with by bolt, motor 12 is installed in cabinet 11, fan is installed on the output shaft of motor 12
Leaf 13, battery 9, photoelectric sensor 7, temperature sensor 10 and wireless transmission transmitting terminal 4 pass through electric wire and PLC controller respectively
6 connections, PLC controller 6 are connect with voice announcer 3, motor 12 and radio transceiver end 5 respectively by electric wire, early warning case 1
Top is equipped with the saturating plate 22 of waterproof, and photovoltaic panel 8 is arranged in the saturating plate 22 of waterproof, and penetrable sound hole 23 is provided on front side of early warning case 1, translucent
Hole 23 is corresponding with voice announcer 3, and 1 bottom of early warning case is provided with heat release hole 24, two present invention is installed to by road, light
Electric transducer 7 can acquire road vehicle and pedestrian information, and road information can be passed to PLC controller 6 later and patrolled
Judgement is collected, the radio transceiver end in another early warning case 1 can be passed to after judgement by radio transceiver end 5
5, radio transceiver end 5 can pass to PLC controller 6 after receiving, and PLC controller 6 can by control voice announcer 3
Voice prompting is issued, therefore forewarning function can be played, two early warning casees 1 can be prompted mutually, two-way so as to be suitable for
Driving, and when temperature is increased to set temperature, temperature information can be passed to PLC controller 6 by temperature sensor 10, because
This PLC controller 6 can control starting motor 12, and motor 12 drives flabellum 13 that can generate air-flow, so as to early warning case 1
Inside radiate.
In conjunction with shown in Fig. 1 and Fig. 3,2 two sides of installation frame are provided with card slot 14, and bayonet lock 15 is arranged in card slot 14, card
15 one end of pin is welded with connecting rod 16, and spring 17 is arranged in connecting rod 16, and 1 two sides of early warning case are provided with keyway 18, bayonet lock
15 other ends are fastened in keyway 18, and 14 side of card slot is provided with port 19, and block 20 is provided on the outside of installation frame 2, connection
16 one end of bar passes through port 19 and is welded on 20 side of block, and fixation hole 21 is provided at the top and bottom of installation frame 2, installs
When, installation frame 2 is installed in the fixed object by road by fixation hole 21, when early warning case 1 needs repairing or replaces,
The block 20 of two sides is pulled outward simultaneously, therefore bayonet lock 15 can squeeze spring 17, bayonet lock 15 can be moved to card slot 14
It is interior, the connectionless relationship between installation frame 2 and early warning case 1 when bayonet lock 15 is completely into card slot 14, therefore can be by early warning
Case 1 takes out out of installation frame 2.
This practical working principle: the present invention selects the photoelectric sensor of S7-200 type PLC controller 6, E3JK-5S3 model
7, two present invention are installed to by road by the temperature sensor 10 of KGW-1 type GWD50 model first, when installation, will be installed
Frame 2 is installed in the fixed object by road by fixation hole 21, and photovoltaic panel 8 can be converted solar energy into electrical energy and is stored in
In battery 9, so as to be powered for each electrical appliance, photoelectric sensor 7 can acquire road vehicle and pedestrian information,
Road information can be passed to PLC controller 6 later and carry out logic judgment, radio transceiver can be passed through after judgement
End 5 passes to the radio transceiver end 5 in another early warning case 1, and radio transceiver end 5 can pass to PLC after receiving
Controller 6, PLC controller 6 can issue voice prompting by controlling voice announcer 3, therefore can play forewarning function, and two
A early warning case 1 can be prompted mutually, so as to be suitable for two-direction road, and when temperature is increased to set temperature, temperature
Temperature information can be passed to PLC controller 6 by sensor 10, therefore PLC controller 6 can control starting motor 12, motor
12 drive flabellums 13 can generate air-flow, so as to radiating in early warning case 1；
When early warning case 1 needs repairing or replaces, the block 20 of two sides is pulled outward simultaneously, therefore bayonet lock 15 can squeeze
Pressing spring 17, bayonet lock 15 can be moved in card slot 14, installation frame 2 and early warning case when bayonet lock 15 is completely into card slot 14
Connectionless relationship between 1, therefore early warning case 1 can be taken out out of installation frame 2.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features,
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (8)
1. a kind of arrow path two-direction road prior-warning device, including early warning case (1) and installation frame (2), it is characterised in that: the installation
It is provided with mounting groove in frame (2), the early warning case (1) is fastened in the mounting groove, and setting is free in the early warning case (1)
Chamber is equipped with voice announcer (3), wireless transmission transmitting terminal (4), radio transceiver by bolt on the inner wall of the cavity
(5) and PLC controller (6) are held, is equipped with photoelectric sensor (7) on the outside of the early warning case (1), peace at the top of the early warning case (1)
Equipped with photovoltaic panel (8), be equipped with battery (9) on the inner wall of the cavity by bolt, the battery (9) by electric wire with
The photovoltaic panel (8) connects, and is equipped with temperature sensor (10) on the inner wall of the cavity, the inner wall side of the cavity passes through
Bolt is equipped with cabinet (11), is equipped with motor (12) in the cabinet (11), is equipped on the output shaft of the motor (12)
Flabellum (13), the battery (9), the photoelectric sensor (7), the temperature sensor (10) and the wireless transmission are sent
End (4) is connect with the PLC controller (6) by electric wire respectively, the PLC controller (6) pass through electric wire respectively with institute's predicate
Sound broadcast device (3), the motor (12) and the radio transceiver end (5) connection.
2. a kind of arrow path two-direction road prior-warning device according to claim 1, it is characterised in that: the installation frame (2)
Two sides are provided with card slot (14), are arranged with bayonet lock (15) in the card slot (14), described bayonet lock (15) one end is welded with connection
Bar (16) is arranged with spring (17) on the connecting rod (16), and early warning case (1) two sides are provided with keyway (18), described
Bayonet lock (15) other end is fastened in the keyway (18).
3. a kind of arrow path two-direction road prior-warning device according to claim 2, it is characterised in that: card slot (14) side
It is provided with port (19), is provided with block (20) on the outside of the installation frame (2), described connecting rod (16) one end passes through described logical
Mouth (19) is welded on the block (20) side.
4. a kind of arrow path two-direction road prior-warning device according to claim 1, it is characterised in that: the installation frame (2)
Top and bottom are provided with fixation hole (21).
5. a kind of arrow path two-direction road prior-warning device according to claim 1, it is characterised in that: early warning case (1) top
Portion is equipped with the saturating plate of waterproof (22), and photovoltaic panel (8) setting is in the saturating plate of the waterproof (22).
6. a kind of arrow path two-direction road prior-warning device according to claim 1, it is characterised in that: before the early warning case (1)
Side is provided with penetrable sound hole (23), and the penetrable sound hole (23) is corresponding with the voice announcer (3).
7. a kind of arrow path two-direction road prior-warning device according to claim 1, it is characterised in that: early warning case (1) bottom
Portion is provided with heat release hole (24).
8. a kind of arrow path two-direction road prior-warning device, application method described in -7 are as follows according to claim 1:
(1): this prior-warning device being installed to by road first, when installation, installation frame 2 is installed to by fixation hole 21
In the fixed object in roadside, photovoltaic panel 8, which can convert solar energy into electrical energy, to be stored in battery 9, so as to be each
Electrical appliance is powered；
(2): photoelectric sensor 7 can acquire road vehicle and pedestrian information, and road information can be passed to PLC control later
Device 6 processed carries out logic judgment, can pass to the nothing in another early warning case 1 after judgement by radio transceiver end 5
Line transmits receiving end 5, and radio transceiver end 5 can pass to PLC controller 6 after receiving, PLC controller 6 passes through control language
Sound broadcast device 3 can issue voice prompting；
(3): two early warning casees 1 can be prompted mutually, so as to be suitable for two-direction road, and when temperature is increased to setting
When temperature, temperature information can be passed to PLC controller 6 by temperature sensor 10, therefore PLC controller 6 can control starting
Motor 12, motor 12 drive flabellum 13 that can generate air-flow, so as to radiating in early warning case 1；
(4): when early warning case 1 needs repairing or replaces, the block 20 of two sides being pulled outward simultaneously, therefore bayonet lock 15
Spring 17 can be squeezed, bayonet lock 15 can be moved in card slot 14, when bayonet lock 15 is completely into card slot 14 installation frame 2 with
Connectionless relationship between early warning case 1, therefore early warning case 1 can be taken out out of installation frame 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910654631.8A CN110264784A (en) | 2019-07-19 | 2019-07-19 | A kind of arrow path two-direction road prior-warning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910654631.8A CN110264784A (en) | 2019-07-19 | 2019-07-19 | A kind of arrow path two-direction road prior-warning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110264784A true CN110264784A (en) | 2019-09-20 |
Family
ID=67927132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910654631.8A Pending CN110264784A (en) | 2019-07-19 | 2019-07-19 | A kind of arrow path two-direction road prior-warning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110264784A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111007789A (en) * | 2019-10-29 | 2020-04-14 | 苏州风正帆智能科技有限公司 | Intelligent integrated monitoring terminal based on internet of things technology |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020145519A1 (en) * | 2001-04-09 | 2002-10-10 | Harold Hykawy | Roadside animal warning system |
| JP2014102802A (en) * | 2012-11-22 | 2014-06-05 | Suzuki Motor Corp | Driving support device for vehicle |
| CN203838853U (en) * | 2014-04-25 | 2014-09-17 | 杭州地方铁路开发有限公司 | Portable combined control early warning device |
| CN205104039U (en) * | 2015-09-17 | 2016-03-23 | 田校先 | A vehicle velocity monitoring devices for mountain area bend |
| CN206807922U (en) * | 2017-06-01 | 2017-12-26 | 温州冲亚电子科技有限公司 | A kind of energy-saving anti-theft outdoor communication cabinet |
| CN107622696A (en) * | 2017-10-17 | 2018-01-23 | 张珊珊 | Highway bend vehicle meeting intelligent early-warning system |
| CN207008880U (en) * | 2017-05-04 | 2018-02-13 | 西安景泰交通工程有限公司 | Highway bend vehicle meeting caution system |
| CN209087156U (en) * | 2018-10-12 | 2019-07-09 | 浙江警察学院 | A kind of mountain-area road-curve sight prior-warning device |
-
2019
- 2019-07-19 CN CN201910654631.8A patent/CN110264784A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020145519A1 (en) * | 2001-04-09 | 2002-10-10 | Harold Hykawy | Roadside animal warning system |
| JP2014102802A (en) * | 2012-11-22 | 2014-06-05 | Suzuki Motor Corp | Driving support device for vehicle |
| CN203838853U (en) * | 2014-04-25 | 2014-09-17 | 杭州地方铁路开发有限公司 | Portable combined control early warning device |
| CN205104039U (en) * | 2015-09-17 | 2016-03-23 | 田校先 | A vehicle velocity monitoring devices for mountain area bend |
| CN207008880U (en) * | 2017-05-04 | 2018-02-13 | 西安景泰交通工程有限公司 | Highway bend vehicle meeting caution system |
| CN206807922U (en) * | 2017-06-01 | 2017-12-26 | 温州冲亚电子科技有限公司 | A kind of energy-saving anti-theft outdoor communication cabinet |
| CN107622696A (en) * | 2017-10-17 | 2018-01-23 | 张珊珊 | Highway bend vehicle meeting intelligent early-warning system |
| CN209087156U (en) * | 2018-10-12 | 2019-07-09 | 浙江警察学院 | A kind of mountain-area road-curve sight prior-warning device |
Non-Patent Citations (1)
| Title |
|---|
| 张环: "汽车山区道路行驶安全预警系统研究与开发", 《万方学位论文数据库》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111007789A (en) * | 2019-10-29 | 2020-04-14 | 苏州风正帆智能科技有限公司 | Intelligent integrated monitoring terminal based on internet of things technology |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107294483A (en) | Solar power system | |
| CN203296418U (en) | Spiral stereoscopic garage | |
| CN204002270U (en) | Smart window control system based on wind light mutual complementing power supply | |
| CN110264784A (en) | A kind of arrow path two-direction road prior-warning device | |
| JP2018198520A (en) | Apparatus for preventing accumulation of foreign matter | |
| US20150054409A1 (en) | Photo sensor package for lighting | |
| CN103885447B (en) | A kind of automatic de-icing post robot system | |
| CN205385543U (en) | Dormancy formula wireless transmission solar energy power supply camera | |
| CN205265178U (en) | Light current case wiring crane span structure | |
| CN212061408U (en) | Intelligent monitoring and early warning device for Internet of things traffic electromechanical equipment | |
| CN206771767U (en) | A kind of roof water storage box using solar energy heating | |
| CN103110330A (en) | Automatic curtain control device | |
| CN202672067U (en) | Bidirectional intelligent barrier gate equipment | |
| CN108006573A (en) | A kind of solar energy lithium battery streetlamp | |
| CN208314533U (en) | A kind of intelligence communication manhole security device | |
| CN202222062U (en) | Intelligent lighting system of garage | |
| CN202331677U (en) | Solar energy timed warning and alarming system | |
| CN207552953U (en) | A kind of solar energy sound barrier | |
| CN216521518U (en) | Wisdom lamp pole of portable installation of modularization | |
| CN204010517U (en) | intelligent building comprehensive design platform | |
| CN109841073A (en) | A kind of intelligent transportation induced light device of compound speed limit and flashing function | |
| CN206873345U (en) | A kind of intelligent barrier gate with heat protection function | |
| CN204719548U (en) | A kind of long-range solar panels control system | |
| CN204791492U (en) | Radio communication's cloud intelligent acquisition module based on solar energy power supply | |
| CN210118041U (en) | Control device of electric inner end door of train |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190920 |
|
| RJ01 | Rejection of invention patent application after publication |