CN109035827A - A kind of traffic lights - Google Patents
A kind of traffic lights Download PDFInfo
- Publication number
- CN109035827A CN109035827A CN201811115208.2A CN201811115208A CN109035827A CN 109035827 A CN109035827 A CN 109035827A CN 201811115208 A CN201811115208 A CN 201811115208A CN 109035827 A CN109035827 A CN 109035827A
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- China
- Prior art keywords
- deformation
- dust removal
- signal lamp
- arc
- lampshade
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Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/095—Traffic lights
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Road Signs Or Road Markings (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention discloses a kind of traffic lights, including traffic lights ontology, traffic lights ontology includes lamppost, the arc-shaped signal lamp mounting portion being fixedly arranged at the top of lamppost, the signal lamp group being installed on arc-shaped signal lamp mounting portion, signal lamp group includes red light, amber light and green light, is covered with lampshade on red light, amber light and green light；It further include dust-extraction unit, dust-extraction unit include the driving mechanism being arranged on lamppost and with driving mechanism be drivingly connected can deformation dust removal brush, driving mechanism can drive can deformation dust removal brush rotate in a circumferential direction operation be dusted to each lampshade for the fixed point center of circle with the connection set-point of driving mechanism and lamppost.The present invention can dust on clear signal lamp lampshade, prevent dust accumulation from showing to the brightness of signal lamp and interfere, improve the service life and working effect of traffic lights.
Description
Technical field
The invention belongs to traffic lights technical fields.
Background technique
In modern city road traffic system, traffic lights are essential.The traffic signals of intersection
Lamp is highly susceptible to the dust pollution that road has been flown upward, and present most of traffic lights are all covered with lampshade, and dust mainly adheres to
On lampshade, prolonged dust accumulation can interfere the display of traffic signals, cause people's observation unclear, it is easy to
Violating the regulations or traffic accident, this problem, which occurs, can not be ignored.So the removing of dust is very important on lampshade.
Summary of the invention
Goal of the invention: in order to overcome the deficiencies in the prior art, the present invention provides a kind of traffic lights, Neng Gouqing
It except the dust on signal lamp lampshade, prevents brightness from showing and is interfered, improve the service life of traffic lights.
Technical solution: to achieve the above object, a kind of traffic lights with dust-extraction unit of the invention, including traffic
Signal lamp ontology, the traffic lights ontology include lamppost, the arc-shaped signal lamp mounting portion being fixedly arranged at the top of lamppost, installation
Signal lamp group on arc-shaped signal lamp mounting portion, the signal lamp group include red light, amber light and green light, the red light, Huang
Lamp and green light install contouring along arc-shaped signal lamp and are arc-shaped array distribution, and are covered on red light, amber light and green light
Lampshade；
It further include dust-extraction unit, the dust-extraction unit includes the driving mechanism being arranged on lamppost and drives with driving mechanism
Dynamic connection can deformation dust removal brush, and can deformation dust removal brush be rotatably disposed in driving mechanism；The driving mechanism can drive
Can deformation dust removal brush with the connection set-point of driving mechanism and lamppost be that the fixed point center of circle rotates in a circumferential direction and is dusted work to each lampshade
Industry, and can deformation dust removal brush and when the contact dedusting of each lampshade described in can deformation dust removal brush can deformation occurs and spinning.
Further, the driving mechanism includes motor, curved bar and U-shaped elastic shelf；The lamppost, which is internally provided with, to be located at
Cavity below arc-shaped signal lamp mounting portion, the motor are arranged in cavity；Described curved bar one end is connect with motor driven,
The curved bar other end is fixedly connected with U-shaped elastic shelf；It is described can deformation dust removal brush include can deformation brush handle, be uniformly clouded in can
Bristle on deformation brush handle and be set to can deformation brush handle both ends connecting column, it is described can deformation brush handle can be revolved by connecting column
Turn to be arranged on U-shaped elastic shelf, and U-shaped elastic shelf resilient support can the setting of deformation brush handle.
Further, it is described can deformation brush handle U-shaped elastic shelf elastic shrinkage, and U-shaped elasticity can be driven under deformed state
Frame can drive under natural resiliency reset condition can the recovery of deformation brush handle.
Further, it is described can deformation brush handle in the case where deformation occurs or reset condition be cylindrical shape, it is described can deformation
The both ends of brush handle are in the part cylinder setting for gradually tapering up shape and coating connecting column；The connecting column is regular prism, and quilt can shape
Become to run through on the cylinder of brush handle cladding and is evenly equipped with several through-holes.
Further, the U-shaped elastic shelf is coplanar with curved bar, and the opening of U-shaped elastic shelf is towards arc-shaped signal
The setting of lamp mounting portion；The U-shaped elastic shelf includes fixed link, two springs, two slip rings, two connecting rods and two bearings,
The fixed link is installed in the rod end of curved bar with its medium position, and two slip rings are slidably matched are set in fixed link respectively
And keeping symmetrical with the medium position of fixed link, two springs are respectively sleeved at the fixed link between slip ring and curved bar
Bar portion on, two bearings pass through connecting rod respectively and are fixedly connected with slip ring；The connecting column is located at can be outside deformation brush handle
The cylinder in portion protrudes into the inner ring for being fixedly arranged on bearing.
Further, symmetrically opened up with its medium position there are two sliding slot in the fixed link, two slip rings it is interior
Circle is respectively arranged with sliding block, and the sliding block, which is slidably matched, to be set in sliding slot.
Further, the arc-shaped signal lamp mounting portion be equipped with signal lamp group one side be mounting surface, it is described can shape
Become brush handle to be located between mounting surface and the cover top of lampshade, the bristle exceeds the mounting surface of arc-shaped signal lamp mounting portion.
Further, being provided on the lamppost internal is in the arc-shaped sink for having clear water, and the arc-shaped sink is located at
Immediately below arc-shaped signal lamp mounting portion, and arc-shaped sink is oppositely arranged with arc-shaped signal lamp mounting portion about motor；Institute
State driving mechanism driving can make under deformation dust removal brush Rotary dust collecting job state can deformation dust removal brush submerge in clear water.
Further, control system, power supply and electromagnetic relay are additionally provided on the lamppost, the power supply is used for control
System processed and electromagnetic relay power supply, the electromagnetic relay connection control system and motor, and be provided with and determine in control system
When module.
A kind of dust removal method of the traffic lights with dust-extraction unit, the specific steps are as follows:
Step 1: timing is dusted using the timing module built in control system；
Step 2: when reaching setting time, control system sends a signal to electromagnetic relay, and electromagnetic relay receives signal
After start to work, connect the power supply unit of motor, under the driving effect of motor, can deformation dust removal brush rotate in a circumferential direction to each lampshade
It is dusted operation；
When can deformation dust removal brush submerge in clear water when, bristle is wetted；
When can the bristle of deformation dust removal brush touch lampshade when, drive entirely can deformation dust removal brush spinning, during this,
The bristle soaked by clear water cleans dedusting to lampshade；
When can deformation dust removal brush can deformation brush handle touch lampshade when, drive entirely can deformation dust removal brush spinning, with
This simultaneously, can deformation brush handle deformation occurs, the medium position for driving two slip rings to be respectively facing fixed link is mobile, and spring is pressed
Contracting, during this, the bristle soaked by clear water cleans dedusting to lampshade；
When can deformation dust removal brush cross lampshade when, in the case where the rebound of two springs pulls, can deformation brush handle restore.
The utility model has the advantages that a kind of traffic lights of the invention, have the beneficial effect that:
1) by driving mechanism driving can deformation dust removal brush rotate in a circumferential direction successively each lampshade be dusted, efficiency of dust collection
It is high；
2) can deformation dust removal brush unique structure, can take into account make its bristle sufficiently, the comprehensive dust cleaned on lampshade,
Good dedusting effect；
3) in dust removal process can deformation dust removal brush submerge in clear water, thus to can the bristle of deformation dust removal brush moisten
It is wet, it can be more easier to dispose the dust on lampshade.
Detailed description of the invention
Attached drawing 1 is schematic view of the front view of the invention；
Attached drawing 2 is that driving mechanism driving can revolve and become dust removal brush and rotate in a circumferential direction the structural schematic diagram of the state that is dusted；
Attached drawing 3 is the structural schematic diagram of dust-extraction unit；
Attached drawing 4 is the partial enlargement structural representation of A in attached drawing 3；
Attached drawing 5 is the present invention looks up structural representation of dust-extraction unit and traffic lights；
Attached drawing 6 is the overall structure diagram of dust removal brush；
Attached drawing 7 be can deformation dust removal brush can the deformation brush handle structural schematic diagram that deformation occurs under dust removal state.
Specific embodiment
The present invention will be further explained with reference to the accompanying drawing.
Such as attached drawing 1, a kind of traffic lights, including traffic lights ontology 2, the traffic lights ontology 2 include lamp
Column 21, the arc-shaped signal lamp mounting portion 22 for being fixedly arranged on 21 top of lamppost, the letter being installed on arc-shaped signal lamp mounting portion 22
Signal lamp group, the signal lamp group include red light, amber light and green light, and the red light, amber light and green light are installed along arc-shaped signal lamp
22 profile of portion is arc-shaped array distribution, and lampshade 23 is covered on red light, amber light and green light, certainly, traffic of the invention
Signal lamp also has other necessary devices, such as the control module, etc. that control signal lamp is glittering, is the prior art.
It further include dust-extraction unit 3 as shown in attached drawing 1, attached drawing 2 and attached drawing 7, the dust-extraction unit 3 includes being arranged in lamp
Driving mechanism on column 21 and with driving mechanism be drivingly connected can deformation dust removal brush 34, and can deformation dust removal brush 34 can revolve
Turn to be arranged in driving mechanism；The driving mechanism can drive can deformation dust removal brush 34 with the connection of driving mechanism and lamppost 21
Set-point is that the fixed point center of circle rotates in a circumferential direction and is dusted operation to each lampshade 23, and can deformation dust removal brush 34 connect with each lampshade 23
Touch dedusting when described in can deformation dust removal brush 34 can deformation occurs and spinning, by driving mechanism driving can deformation dust removal brush 34
It rotates in a circumferential direction and successively each lampshade 23 is dusted, high dust collection efficiency；When can deformation dust removal brush 34 touch lampshade 23 when, energy
Deformation occurs for enough appearance profiles according to lampshade 23, and still spinning is dusted in deformation process, can deformation dust removal brush
34 unique structures, it is adaptable, guarantee that the dust on 23 surface of lampshade can be removed more thorough.
As shown in attached drawing 1, attached drawing 3 and attached drawing 6, the driving mechanism includes motor 31, curved bar 32 and U-shaped elastic shelf 33；
The lamppost 21 is internally provided with the cavity 211 positioned at arc-shaped 22 lower section of signal lamp mounting portion, and the motor 31 is arranged in sky
In chamber 211；Described 32 one end of curved bar and motor 31 are drivingly connected, 32 other end of curved bar and the fixed company of U type elastic shelf 33
It connects；It is described can deformation dust removal brush 34 include can deformation brush handle 341, be uniformly clouded in can bristle 342 on deformation brush handle 341 and
Be set to can 341 both ends of deformation brush handle connecting column 343, it is described can deformation brush handle 341 pass through the rotatable setting of connecting column 343
On U-shaped elastic shelf 33, and U-shaped elastic shelf 33 resilient support can deformation brush handle 341 be arranged, U-shaped elastic shelf 33 pass through itself bullet
Property effect to can deformation brush handle 341 play a supporting role, make it will not deformation occurs in the case where not being dusted job state.
It is described can deformation brush handle 341 U-shaped 33 elastic shrinkage of elastic shelf, and U-shaped elastic shelf 33 can be driven under deformed state
Can be driven under natural resiliency reset condition can deformation brush handle 341 restore, there are one effects to be to make for U-shaped elastic shelf 33
It can 341 deformation of deformation brush handle realization recovery under the effect of elasticity later.
As shown in Fig. 6, it is described can deformation brush handle 341 in the case where deformation occurs or reset condition be cylindrical shape, it is described
Can deformation brush handle 341 both ends be in gradually taper up shape and coat connecting column 343 part cylinder setting；The connecting column 343 is
Regular prism, by can on the cylinder that coats of deformation brush handle 341 through being evenly equipped with several through-holes 3431, can deformation brush handle 341 can make
With elastic material injection molding, for example, can deformation brush handle 341 be using elastic rubber material injection molding, in injection molding,
The regular prism shape of connecting column 343 can be good at being sticked to elastic rubber thereon, in addition, elastic rubber flows into through-hole 3431
In, guarantee after being cooled and shaped can fixed more stable of deformation brush handle 341 and connecting column 343, improve structural stability, extension
Service life.
As shown in Fig. 3, the U-shaped elastic shelf 33 is coplanar with curved bar 32, and the opening direction circle of U-shaped elastic shelf 33
Arc signal lamp mounting portion 22 is arranged；The U-shaped elastic shelf 33 include 332, two, the spring of fixed link 331, two slip ring 333,
Two connecting rods 334 and two bearings 335, the fixed link 331 are installed in the rod end of curved bar 32, two institutes with its medium position
It states slip ring 333 and is slidably matched respectively and be set in fixed link 331 and symmetrical, two institutes are kept with the medium position of fixed link 331
It states spring 332 to be respectively sleeved in the bar portion of the fixed link 331 between slip ring 333 and curved bar 32, two bearings 335
It is fixedly connected respectively by connecting rod 334 with slip ring 333；The connecting column 343 be located at can the cylinder outside deformation brush handle 341 stretch
Enter to be fixedly arranged on the inner ring of bearing 335.
As shown in Fig. 4, it is symmetrically opened up with its medium position there are two sliding slot 3311 in the fixed link 331, two institutes
The inner ring for stating slip ring 333 is respectively arranged with sliding block 3331, and the sliding block 3331, which is slidably matched, to be set in sliding slot 3311, sliding slot
3311 play position-limiting action to slip ring 333 with the cooperation of sliding block 3331.
As shown in Fig. 5, it is mounting surface 221 that the arc-shaped signal lamp mounting portion 22, which is equipped with the one side of signal lamp group,
It is described can deformation brush handle 341 be located between 231 at the top of the cover of mounting surface 221 and lampshade 23, the bristle 342 exceeds arc-shaped
The mounting surface 221 of signal lamp mounting portion 22, can 34 unique structure of deformation dust removal brush, can take into account make its bristle 342 sufficiently, it is complete
The dust cleaned on lampshade 23 in face, prevents drain sweep, dust removing effects are very good.
As shown in Fig. 1, it is provided on the lamppost 21 internal in the arc-shaped sink 1 for having clear water 4, the arc-shaped water
Slot 1 is located at immediately below arc-shaped signal lamp mounting portion 22, and arc-shaped sink 1 and arc-shaped signal lamp mounting portion 22 are about electricity
Machine 31 is oppositely arranged；Driving mechanism driving can make under 34 Rotary dust collecting job state of deformation dust removal brush can deformation dust removal brush
34 submerge in clear water 4, in dust removal process can deformation dust removal brush 34 submerge in clear water 4, thus to can deformation dust removal brush 34 brush
Hair 342 is soaked, and can be more easier to dispose the dust on lampshade 23.
Control system 10, power supply 12 and electromagnetic relay 13 are additionally provided on the lamppost 21, the power supply 12 is for giving
Control system 10 and electromagnetic relay 13 are powered, and the electromagnetic relay 13 connects control system 10 and motor 31, and controls system
Timing module 11 is provided in system 10.
A kind of dust removal method of traffic lights, the specific steps are as follows:
Step 1: timing is dusted using the timing module 11 built in control system 10；
Step 2: when reaching setting time, control system 10 sends a signal to electromagnetic relay 13, electromagnetic relay 13
It starts to work after receiving signal, the power supply unit for connecting motor 31 can be deformation dust removal brush 34 weeks under the driving effect of motor 31
Operation is dusted to each lampshade 23 to rotation；
When can deformation dust removal brush 34 submerge in clear water 4 when, bristle 342 is wetted；
When can the bristle 342 of deformation dust removal brush 34 touch lampshade 23 when, drive entirely can 34 spinning of deformation dust removal brush,
During this, the bristle 342 soaked by clear water 4 cleans dedusting to lampshade 23；
When can deformation dust removal brush 34 can deformation brush handle 341 touch lampshade 23 when, drive entirely can deformation dust removal brush 34
Spinning, at the same time, can deformation brush handle 341 deformation occurs, drive two slip rings 333 to be respectively facing the middle part of fixed link 331
Position is mobile, and spring 332 is compressed, and during this, the bristle 342 soaked by clear water 4 cleans dedusting to lampshade 23；
When can deformation dust removal brush 34 cross lampshade 23 when, can deformation brush handle 341 in the case where the rebound of two springs 332 pulls
It restores.
The above is only a preferred embodiment of the present invention, it should be pointed out that: for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of traffic lights, it is characterised in that: including traffic lights ontology (2), traffic lights ontology (2) packet
It includes lamppost (21), the arc-shaped signal lamp mounting portion (22) that is fixedly arranged at the top of lamppost (21), be installed on arc-shaped signal lamp installation
Signal lamp group in portion (22), the signal lamp group include red light, amber light and green light, and the red light, amber light and green light are along circular arc
Shape signal lamp mounting portion (22) profile is arc-shaped array distribution, and lampshade (23) are covered on red light, amber light and green light；
Further include dust-extraction unit (3), the dust-extraction unit (3) include be arranged driving mechanism on lamppost (21) and with driving
Mechanism be drivingly connected can deformation dust removal brush (34), and can deformation dust removal brush (34) be rotatably disposed in driving mechanism；It is described
Driving mechanism can drive can deformation dust removal brush (34) it is circumferential for the fixed point center of circle with the connection set-point of driving mechanism and lamppost (21)
Rotation is dusted operation to each lampshade (23), and can deformation dust removal brush (34) and when each lampshade (23) contact dedusting described in can shape
Dust removal brush (34) can deformation occurs and spinning for change.
2. a kind of traffic lights according to claim 1, it is characterised in that: the driving mechanism include motor (31),
Curved bar (32) and U-shaped elastic shelf (33)；The lamppost (21) is internally provided with below arc-shaped signal lamp mounting portion (22)
Cavity (211), the motor (31) setting is in cavity (211)；Described curved bar (32) one end and motor (31) are drivingly connected,
Curved bar (32) other end is fixedly connected with U-shaped elastic shelf (33)；It is described can deformation dust removal brush (34) include can deformation brush handle
(341), be uniformly clouded in can bristle (342) on deformation brush handle (341) and be set to can deformation brush handle (341) both ends company
Connect column (343), it is described can deformation brush handle (341) be rotatably disposed on U-shaped elastic shelf (33) by connecting column (343), and it is U-shaped
Elastic shelf (33) resilient support can deformation brush handle (341) setting.
3. a kind of traffic lights according to claim 2, it is characterised in that: it is described can deformation brush handle (341) in deformation
U-shaped elastic shelf (33) elastic shrinkage can be driven under state, and can drive under natural resiliency reset condition can for U-shaped elastic shelf (33)
Deformation brush handle (341) restores.
4. a kind of traffic lights according to claim 3, it is characterised in that: it is described can deformation brush handle (341) do not sending out
Be cylindrical shape under raw deformation or reset condition, it is described can deformation brush handle (341) both ends in gradually tapering up shape and coat connection
The part cylinder of column (343) is arranged；The connecting column (343) be regular prism, by can deformation brush handle (341) coat cylinder on
Through being evenly equipped with several through-holes (3431).
5. a kind of traffic lights according to claim 3, it is characterised in that: the U-shaped elastic shelf (33) and curved bar
(32) it is coplanar with, and the opening of U-shaped elastic shelf (33) is arranged towards arc-shaped signal lamp mounting portion (22)；The U-shaped elasticity
Frame (33) includes fixed link (331), two springs (332), two slip rings (333), two connecting rods (334) and two bearings
(335), the fixed link (331) is installed in the rod end of curved bar (32) with its medium position, and two slip rings (333) slide respectively
Dynamic cooperation is set on fixed link (331) and keeps symmetrical with the medium position of fixed link (331), two springs (332)
It is respectively sleeved in the bar portion of the fixed link (331) between slip ring (333) and curved bar (32), two bearings (335)
It is fixedly connected respectively by connecting rod (334) with slip ring (333)；The connecting column (343) is located at can deformation brush handle (341) outside
Cylinder protrude into the inner ring for being fixedly arranged on bearing (335).
6. a kind of traffic lights according to claim 5, it is characterised in that: with its middle part on the fixed link (331)
Positional symmetry is opened up there are two sliding slot (3311), and the inner ring of two slip rings (333) is respectively arranged with sliding block (3331), described
Sliding block (3331), which is slidably matched, to be set in sliding slot (3311).
7. a kind of traffic lights according to claim 6, it is characterised in that: the arc-shaped signal lamp mounting portion (22)
Be equipped with signal lamp group one side be mounting surface (221), it is described can deformation brush handle (341) be located at mounting surface (221) and lampshade
(23) at the top of cover between (231), the bristle (342) exceeds the mounting surface (221) of arc-shaped signal lamp mounting portion (22).
8. a kind of traffic lights according to claim 2, it is characterised in that: being provided with inside on the lamppost (21) is in
There is the arc-shaped sink (1) of clear water (4), the arc-shaped sink (1) is located at immediately below arc-shaped signal lamp mounting portion (22), and
Arc-shaped sink (1) is oppositely arranged with arc-shaped signal lamp mounting portion (22) about motor (31)；The driving mechanism driving can
Can make under deformation dust removal brush (34) Rotary dust collecting job state can deformation dust removal brush (34) submerge in clear water (4).
9. a kind of traffic lights according to claim 2, it is characterised in that: be additionally provided with control on the lamppost (21)
System (10), power supply (12) and electromagnetic relay (13), the power supply (12) are used for control system (10) and electromagnetic relay
(13) it powers, electromagnetic relay (13) connection control system (10) and motor (31), and be provided in control system (10)
Timing module (11).
10. a kind of dust removal method of traffic lights, it is characterised in that: specific step is as follows:
Step 1: timing is dusted using the timing module (11) built in control system (10)；
Step 2: when reaching setting time, control system (10) is sent a signal to electromagnetic relay (13), electromagnetic relay (13)
It starts to work after receiving signal, the power supply unit for connecting motor (31) can deformation dust removal brush under the driving effect of motor (31)
(34) it rotates in a circumferential direction and operation is dusted to each lampshade (23)；
When can deformation dust removal brush (34) submerge in clear water (4) when, bristle (342) is wetted；
When can the bristle (342) of deformation dust removal brush (34) touch lampshade (23) when, drive entirely can deformation dust removal brush (34) from
Rotation, during this, the bristle (342) soaked by clear water (4) cleans dedusting to lampshade (23)；
When can deformation dust removal brush (34) can deformation brush handle (341) touch lampshade (23) when, drive entirely can deformation dust removal brush
(34) spinning, at the same time, can deformation brush handle (341) deformation occurs, drive two slip rings (333) to be respectively facing fixed link
(331) medium position is mobile, and spring (332) is compressed, and during this, the bristle (342) soaked by clear water (4) is to lampshade
(23) dedusting is cleaned；
When can deformation dust removal brush (34) cross lampshade (23) when, can deformation brush handle in the case where the rebound of two springs (332) pulls
(341) it restores.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811115208.2A CN109035827B (en) | 2018-09-25 | 2018-09-25 | Traffic signal lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811115208.2A CN109035827B (en) | 2018-09-25 | 2018-09-25 | Traffic signal lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109035827A true CN109035827A (en) | 2018-12-18 |
| CN109035827B CN109035827B (en) | 2021-11-09 |
Family
ID=64617762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811115208.2A Active CN109035827B (en) | 2018-09-25 | 2018-09-25 | Traffic signal lamp |
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| Country | Link |
|---|---|
| CN (1) | CN109035827B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111889408A (en) * | 2020-08-05 | 2020-11-06 | 上海工程技术大学 | Intelligent traffic guiding device |
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| CN107440600A (en) * | 2017-09-26 | 2017-12-08 | 朱友富 | A kind of safe and efficient window-glass cleaning wiping arrangement |
| CN107654946A (en) * | 2017-11-01 | 2018-02-02 | 王政 | A kind of LED solar street lights for being easy to snow removing to keep a public place clean |
| CN108526069A (en) * | 2018-04-11 | 2018-09-14 | 绍兴文理学院 | A kind of cleaning equipment of the good photovoltaic panel of movable type wiping effect |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111889408A (en) * | 2020-08-05 | 2020-11-06 | 上海工程技术大学 | Intelligent traffic guiding device |
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| CN109035827B (en) | 2021-11-09 |
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