CN108492731A - A kind of portable and collapsible LED warning screens - Google Patents
A kind of portable and collapsible LED warning screens Download PDFInfo
- Publication number
- CN108492731A CN108492731A CN201810616909.8A CN201810616909A CN108492731A CN 108492731 A CN108492731 A CN 108492731A CN 201810616909 A CN201810616909 A CN 201810616909A CN 108492731 A CN108492731 A CN 108492731A
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- Prior art keywords
- module
- hollow hinge
- display screen
- shell body
- hand wheel
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- 238000009423 ventilation Methods 0.000 claims abstract description 30
- 238000009434 installation Methods 0.000 claims description 46
- 238000001514 detection method Methods 0.000 claims description 12
- 239000003381 stabilizer Substances 0.000 claims description 11
- 239000012528 membrane Substances 0.000 claims description 10
- 230000007306 turnover Effects 0.000 claims description 9
- 238000012544 monitoring process Methods 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 238000010276 construction Methods 0.000 abstract description 2
- 238000004891 communication Methods 0.000 description 9
- 230000008859 change Effects 0.000 description 5
- 230000006378 damage Effects 0.000 description 5
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000038 chest Anatomy 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Road Signs Or Road Markings (AREA)
Abstract
A kind of portable and collapsible LED warning screens,Overcome prior art construction complexity,It is of high cost and increase product weight and be susceptible to the poor problem of stability when standing on ground after failure and expansion,It is characterized in that the upper and lower ends of left shell and right shell body are hinged by hollow hinge set and hollow hinge axis,The second ventilation and pressure release hole in the first ventilation and pressure release hole and upper and lower ends at middle part respectively symmetrically is equipped on the panel of left shell and right shell body,It is electrically connected and communicates to connect by submarine is installed in hollow hinge set and hollow hinge axis power cord or data line between main display and secondary display screen,Toggle is equipped with by upper hand wheel nut respectively in the lower end outside face of left shell and right shell body,Front and back 2 supporting legs are equipped with by lower hand wheel nut in the lower end of toggle,Advantageous effect is,It is simple in structure,It is easy to carry,It is at low cost,It is light-weight,Reliability is high and stability is good,And the height of warning screen can arbitrarily adjust and random slide-and-lock positioning.
Description
Technical field
The invention belongs to a kind of alarming device, more particularly to a kind of portable and collapsible LED warning screens.
Background technology
When needing temporary enclosed because of the various situations such as construction, rescue, temporary repair on road, usually used reflective cone,
The warning protectives equipment such as warning sign or guardrail, the safety for ensureing closing road conditions, but usually because of guardrail and reflective cone
Reflectorized material surface is stained, and reflecting effect is poor, the reflecting effect that can not be brought into normal play, and because the harsh weather such as misty rain are led
It causes pilot's line of vision poor, causes vehicle to swarm into temporary enclosed area, brought greatly to the field personnel in temporary enclosed area
Harm.Application No. is a kind of portable and collapsible LED displays of the disclosure of the invention of CN201310053042.7, including fold
Formula babinet, folding-type box include hinged half babinet of a left side and right half babinet, and the portable and collapsible LED display includes the
One LED display and the second LED display, the first LED display and the second LED display are symmetrically separately mounted to left half chests
The front in the front of body and right half babinet；First LED display passes through channel radio between the first screen between abutting the second LED display
Believe that wireless communication module establishes wireless communication connection between module and the second screen, cooperates.The invention is interim for making on road
Information is issued and warning, can be accommodated in babinet after folding, easy to carry, and road in front of temporary enclosed area can be positioned over after expansion
On the road, vehicular traffic Reduced Speed Now is warned with luminous word or graphical symbol；It is aobvious that portable and collapsible LED is accidentally hit in vehicle
Display screen or while accidentally swarming into temporary enclosed area, can wirelessly send out alarm signal.But the technical solution for carefully analyzing the invention can
Know, which is also clearly present following some problems：
（1）Data interaction is carried out with communication between first LED display of invention and the second LED display, though
The fatigue damage of electrical connecting wires is so avoided, still, is required for that a set of control system is arranged in two pieces of LED displays, therefore need
Wireless communication module, two sets of charge-discharge modules and two sets of battery packs between two sets of control modules, two sets of screens are wanted, because the invention does not have
Solve the problems, such as how to avoid the structure of electrical connecting wires fatigue damage babinet, and with nothing between having to use two pieces of LED displays
Line communication mode carry out data interaction structure, it is complicated so as to cause the inventive structure, of high cost and increase product weight and
The problem of being susceptible to failure.
（2）Stability when ground is stood in the invention in order to increase after folding-type box is unfolded, in left half babinet and right half
A supporting rack is respectively arranged in box back surface；Support frame as described above can be on demand angle expansion, be close to after folding folding-type box the back of the body
Face, so at the scene in use, supporting rack can be opened with supporting box.But this supporting rack knot that the invention uses
Structure, after display screen expansion when standing on ground, display screen perpendicular to ground and cannot cannot leave ground, that is to say, that the invention
Height and position when standing on ground after the LED display expansion is fixed and is inclined, can influence visual effect in this way,
To influence warning effect；As soon as moreover, the invention is only in each setting supporting rack in the back side of left half babinet and right half babinet,
To say, which only has supported back, before without support, when standing on ground after LED display expansion, if from the back side
Carry out wind to be easy for being fallen by wind, to influence to stand on stability when ground after folding-type box is unfolded.
（3）The invention considers that sometimes wind-force can be bigger at temporary enclosed area scene, therefore at the folding-type box back side
The one or more counterweight sandbags of installation, the back side top that connect cable one is fixed on folding-type box, other end connection are matched
Weight sandbag, since the invention is using non-porous panel, although the thickness of folding-type box is not thick, in addition one or more is matched
The windproof structure of weight sandbag, all in the weight for virtually increasing product, protection effect is unsatisfactory, and portability is also poor.
When in order to solve described in the patent of invention of CN201310053042.7 to stand on after LED display expansion ground only after
Face supports, before unsupported problem, application No. is a kind of portable fire-fighting polices of the disclosure of the invention of CN201610036228.5
Showing device, the invention include rectangular-shape warning screen, and the top surface of warning screen is equipped with handle, and the both sides of warning screen are fastened on supporting rack
Vertically set that there are two rectangle casing, the centres of two rectangle casings in two fixed plates on body top, on the outside of fixed plate
Rectangular channel is formed, setting lower end is flexibly connected in rectangular channel, the folding rod that upper end turns down outward, the lower part setting two of supporting frame
Two side levers of a U-shaped frame, U-shaped frame slide into from the base opening of two side rectangle casings of warning screen respectively, make the connection of U-shaped frame
Portion is placed in warning screen lower part, and pedal is connected on interconnecting piece, which is arranged telescopic U-shaped frame, folding rod in warning screen side,
Warning screen, warning screen is supported to may exit off ground and perpendicular to ground from front and rear sides, the left and right sides respectively, still, the invention
Supporting frame structure it is complicated, and use is not very convenient, there are two vertically being set on the outside of fixed plate
Rectangle casing, the intermediate two U-shaped framves of lower part setting for forming rectangular channel and supporting frame of two rectangle casings, U-shaped frame
Two side levers slide into from the base opening of two side rectangle casings of warning screen respectively, and such structure makes product increase weight,
And the intermediate rectangular channel formed of two rectangle casings is the parking space of folding rod, folding rod lower end activity in rectangular channel
Connection, upper end turns down outward, when unfolded state, including folding rod and fixed plate and two U-shaped framves and two rectangle casings
Connection is all in hinged state and is that single-point is hinged, it is difficult to ensure that the stability of warning screen, and the height of warning screen be also can not
With what is arbitrarily adjusted.
Invention content
The technical problem to be solved by the present invention is in place of overcome the deficiencies in the prior art, provide a kind of control system knot
Structure is simple, at low cost, reliability is high and overall structure is light-weight, stability is good and the height of warning screen can adjust arbitrarily
Portable and collapsible LED warning screens.
The technical solution adopted by the present invention includes left shell, main display, secondary display screen, right shell body and control system,
LED light mounting hole is spaced equipped with a circle and be equipped on the panel of left shell and right shell body around main display and secondary display screen
LED light, the left shell and right shell body upper and lower ends are hinged by hollow hinge set and hollow hinge axis, in the left shell and
The second ventilation and pressure release hole in the first ventilation and pressure release hole and upper and lower ends at middle part, institute respectively symmetrically are equipped on the panel of right shell body
It states and is symmetrically equipped with display between the first ventilation and pressure release hole of left shell and right shell body and the second ventilation and pressure release hole of upper and lower ends
Shield installation space, main display and secondary display screen, main display are symmetrically embeddedly installed in the display screen installation space
Electricity is carried out by submarine is installed in hollow hinge set and hollow hinge axis power cord or data line between secondary display screen
Connection and communication connection, toggle is equipped in the lower end outside face of the left shell and right shell body by upper hand wheel nut respectively,
Front and back 2 supporting legs are equipped with by lower hand wheel nut in the lower end of toggle.
Stabilizer blade is installed in the lower end of the supporting leg, be equipped on stabilizer blade can footrest nail, pacify between front and back 2 stabilizer blades
Equipped with connecting rod is equipped with, the connecting rod includes left connecting rod and right connecting rod, hinged by axis pin between left connecting rod and right connecting rod.
Front and back 2 hinges are equipped with by upper hand wheel nut respectively on the lower end outside face of the left shell and right shell body
The upper end of bar, front and back 2 toggles is equipped in the lower end of front and back 2 toggles by lower hand wheel nut by the second rivet interlacement
Front and back 2 supporting legs, while being connect front and back 2 supporting legs with toggle by 2 the first rivets.
The nut that the upper hand wheel nut and lower hand wheel nut are integrated by handwheel and with handwheel respectively is constituted, on described
The nut of hand wheel nut and lower hand wheel nut set internal thread is connected with T shape screws, and third type is equipped in the other end of T shape screws
Material, the third proximate matter are equipped with the first slideway and the second slideway, the first proximate matter are equipped in the first slideway, in the second slideway
Second proximate matter is installed, between the first proximate matter and the contact surface of third proximate matter between the second proximate matter and the contact surface of third proximate matter
There is certain glade plane space so that the first proximate matter is slidably connected with third proximate matter and the second proximate matter with the formation of third proximate matter, leads to
Crossing adjustment left-hand seat wheel nut and lower hand wheel nut can make the first proximate matter and the second proximate matter respectively along the first slideway and the second slideway
It slides up and down, and upper hand wheel nut and lower hand wheel nut and the random locking positioning of T shape screws is realized in arbitrary height, realize main aobvious
The random adjusting of display screen and secondary display screen height.
It is equipped with left shell panel in the front of the left shell, for installing reflective membrane and hollow hinge set and hollow hinge
The G connected in stars of axis are equipped with the left shell lamp hole for mounted LED lamp on G connected in stars, are equipped in G connected in stars bottom for pacifying
Fill main display main display mounting plate, the front of the right shell body be equipped with right shell body panel, for install reflective membrane and
Hollow hinge covers and the anti-G connected in stars of hollow hinge axis, and the right shell body lamp hole for mounted LED lamp is equipped on anti-G connected in stars,
It is equipped with the secondary display screen mounting plate for installing secondary display screen in anti-G connected in stars bottom, in the main display and secondary display screen
Symmetrically installation by adhering is after display screen installation space, since left shell panel, G connected in stars and main display mounting plate are in rank
Scalariform and right shell body panel, anti-G connected in stars and secondary display screen mounting plate are also symmetrically stepped so that main display and
The installation space periphery of secondary display screen forms the protrusion to play a protective role to main display and secondary display screen.
It is equipped with charger space, reserved space, circuit board installation space, battery installation space at the back side of the left shell
With radar installation space, charger is installed in charger space when use, in circuit board installation space mounting circuit boards, in battery
Installation space installs battery, and radar is installed in radar installation space.
The hollow hinge set and hollow hinge axis use in pairs, and hollow hinge set includes the internal axis for staged blind hole
Set and with the first axle connecting plate equipped with connecting hole that axle sleeve is integrated, the first cable-through hole is machined on the outer wall of axle sleeve；
Hollow hinge axis includes the internal hinge connection equipped with connecting hole for being the multi-diameter shaft of through type blind hole and being integrated with multi-diameter shaft
Plate is machined with the second cable-through hole on the outer wall of the multi-diameter shaft of through type blind hole, the hollow hinge set that is used in pairs in upper end and
Submarine installation signal data line is communicatively coupled in hollow hinge axis, the hollow hinge set that is used in pairs in lower end and hollow
Submarine installation power cord line is electrically connected in hinge axis.
A circle is equipped with around main display and secondary display screen be spaced LED light peace on the panel of the left shell and right shell body
It fills hole and correspondence is equipped with reflective membrane.
The control system includes main control module, the input module that is connect with main control module and is connect with main control module defeated
Go out module, the input module include WIFI module, gsm module, hand-written plate module, radar module, vehicle collision detection module,
Vehicle swarm into detection module, battery pack, low voltage monitoring, charging module, power button, turn over button, under turn over button and function by
Key, the output module includes acousto-optic warning module, display control module, the main display modules of LED, LED pairs display module, wireless
Module and Wireless alarm module；When WIFI module, gsm module, hand-written plate module receive the display from operating personnel when use
When shielding word change information, main control module is sent data to, display is sent data to after main control module receives data
Control module controls the main display modules of change LED and LED pair display modules display output content by display module；When pressing work(
Energy button starts radar module, and radar gathered data is sent in main control module at this time, and main control module is provided according to radar module
Data judgement sail and come whether vehicle has hypervelocity behavior, if velocity information is sent to display control by overspeed of vehicle main control module
Module is shown by the main display modules of display module control LED and LED pair display modules come vehicle drive speed, and simultaneously by master control
Module sends alarm signal to acousto-optic warning module, wireless module, and acousto-optic warning information is sent out by acousto-optic warning module, while by
Wireless module sends out wireless alarm signal to wireless alarm, and sound is simultaneously emitted by when wireless alarm receives wireless alarm signal
Light alarm prompts road surface to have overspeed of vehicle traveling；Low voltage signal is sent out when how low low voltage test monitoring battery voltage is
It send to main control module and the power supply of other all devices is cut off by main control module, and low voltage signal is sent to acousto-optic warning module,
Low-voltage sound and light alarm signal is sent out by acousto-optic warning module；When vehicle collision detection module, vehicle swarm into detection module monitoring
It is sent to main control module to vehicle is swarmed into signal when having vehicle to swarm into, vehicle is swarmed into signal and is sent to wireless mould by main control module
Block acousto-optic warning module sends out acousto-optic warning information by acousto-optic warning module, sends out wireless alarm signal by wireless module to nothing
Line alarm module, it is to be simultaneously emitted by audible and visible alarm that Wireless alarm module, which receives wireless alarm signal,；When press turn over button or
When turning over button under person, signal is sent to main control module, sends the signal to display control module by main control module, controls LED master
Display module and LED pair display modules show content；Main control module, control radar module are sent a signal to when function button is pressed
Function starts or deactivates；Main control module is opened or stopped power supply to power button control battery pack；Battery pack is pressed by power supply
Key control is exported to main control module, is powered to total system equipment by main control module output.
Compared with prior art, the beneficial effects of the invention are as follows：
（1）The upper and lower ends of left shell and right shell body of the present invention are hinged by hollow hinge set and hollow hinge axis, upper
Hold use in pairs hollow hinge set and hollow hinge axis in submarine installation signal data line is communicatively coupled, lower end at
To use hollow hinge set and hollow hinge axis in submarine installation power cord line be electrically connected, due to passing through hollow hinge
Submarine cabling in set and hollow hinge axis, avoid electrical connecting wires it is exposed caused by fatigue damage, and internal is that staged is blind
The axle sleeve in hole and the multi-diameter shaft that inside is through type blind hole can also play the role of water proof and dust proof.
（2）The present invention respectively symmetrically is equipped with first ventilation and pressure release at middle part on the panel of the left shell and right shell body
First ventilation and pressure release hole of the second ventilation and pressure release hole in hole and upper and lower ends, the left shell and right shell body and the of upper and lower ends
It is symmetrically equipped with display screen installation space, the display screen installation space peripheral projection, in the display screen between two ventilation relief holes
Main display and secondary display screen are symmetrically embeddedly installed, the peripheral projection of display screen installation space can be right in installation space
Main display and secondary display screen play a protective role, the first ventilation and pressure release hole at middle part and the second ventilation and pressure release of upper and lower ends
Hole is fallen when standing on ground after the present invention can be prevented to be unfolded by wind, and either front carrys out wind or carrys out wind below, can lead to
The second ventilation and pressure release hole in the first ventilation and pressure release hole and upper and lower ends of crossing middle part passes through, and mitigates wind pressure；Meanwhile the first of middle part
Ventilation and pressure release hole can also be used as handle, in this way, mounting knob on the panel of shell can also be omitted in, and be more convenient for taking
Band.
（3）The present invention is hinged hinged by upper hand wheel nut respectively in the lower end outside face of the left shell and right shell body
Bar is hinged with front and back 2 supporting legs in the lower end of toggle by lower hand wheel nut, at the same by the first rivet and the second rivet will before
2 supporting legs are fixedly connected with toggle afterwards, and left connecting rod and right connecting rod are equipped between front and back 2 supporting legs, the left connecting rod and
Hinged by axis pin between right connecting rod, this above-mentioned series technical project can make front and back 2 supporting legs freely open and close up,
Triangular support is formed when opening with ground, and forms two point up and down with left shell and right shell body and is locked, increases supporting leg
To the stability of strutting system of left shell and right shell body, ensure that warning screen leaves ground and perpendicular to ground.
（4）The present invention is connected with T shape screws in the nut of the upper hand wheel nut and lower hand wheel nut set internal thread, in T
The other end of shape screw is equipped with third proximate matter, and the third proximate matter is equipped with the first slideway and the second slideway, in the first slideway
First proximate matter is installed, the second proximate matter is installed in the second slideway, between the first proximate matter and the contact surface of third proximate matter and
There is certain glade plane space between two proximate matters and the contact surface of third proximate matter so that the first proximate matter and third proximate matter and second type
Material is slidably connected with the formation of third proximate matter, while covering the T that internal thread connects with the nut of lower hand wheel nut by upper hand wheel nut
Shape screw realizes upper hand wheel nut and the random slide-and-lock positioning of lower hand wheel nut.
（5）The control system of the present invention is secondary since the power cord and signal data line that are directly accessed by main display drive
Display screen saves a set of control module and a set of charge-discharge modules and a set of battery pack, and be not necessarily to compared with prior art
Wireless communication module is set between two sets of screens, to save the weight of cost and product.
Description of the drawings
Fig. 1 is the stereoscopic schematic diagram after present invention expansion,
Fig. 2 is the front view of the present invention,
Fig. 3 is the right view of Fig. 2,
Fig. 4 is the vertical view of Fig. 2,
Fig. 5 is partial enlarged view at the A of Fig. 3,
Fig. 6 is the B-B sectional views of Fig. 5,
Fig. 7 is the isometric front view of inventive shell,
Fig. 8 is the rear isometric view of inventive shell,
The front view of Fig. 9 hollow hinges of the present invention；
Figure 10 is the C-C sectional views of Fig. 9,
Figure 11 is the D-D sectional views of Fig. 9,
Figure 12 is the control system block diagram of the present invention.
In figure：
1. left shell,
1-1. left shell panels, 1-2.G connected in stars,
1-3. left shell lamp holes, 1-4. main display mounting plates,
2. main display, 3. secondary display screens,
4. right shell body,
4-1. right shell body panels, the anti-G connected in stars of 4-2.,
4-3. right shell body lamp holes, 4-4. display screen mounting plates,
5. reflective membrane, 6.LED lamps,
7. the first ventilation and pressure release hole, 8. second ventilation and pressure release holes,
Hand wheel nut on 9., 10. times hand wheel nuts,
11. hollow hinge set,
11-1. axle sleeves, 11-2. first axle connecting plates, the first cable-through holes of 11-3.,
12. hollow hinge axis,
12-1. multi-diameter shafts, 12-2. second hinge connecting plates, the second cable-through holes of 12-3.,
13. toggle, 14. supporting legs,
15. connecting rod,
15-1. left connecting rods, 15-2. right connecting rods, 15-3. axis pins,
16. the first rivet, 17. second rivets,
18.T shape screws, 19. first proximate matters,
20. the second proximate matter, 21. third proximate matters,
22. the second slideway, 23. first slideways,
24. stabilizer blade, 25. can footrest nail,
26. charger space, 27. reserved spaces,
28. circuit board installation space, 29. battery installation spaces,
30. radar installation space, 31. backboards,
32. control system,
100. main control module, 101.WIFI modules,
102.GSM modules, 103. hand-written plate modules,
104. radar module, 105. acousto-optic warning modules,
106. display control module,
The main display modules of 1061.LED, 1062.LED pair display modules,
107. vehicle collision detection module, 108. vehicles swarm into detection module,
109. wireless module, 1091. Wireless alarm modules,
110. battery pack, 111. low voltage monitorings,
112. charging module, 113. power buttons,
114. turning over button, button is turned under 115.,
116. function button.
Specific implementation mode
With reference to specific drawings and examples, the invention will be further described.
As shown in Fig. 1-Fig. 4 and Figure 12, the technical solution adopted by the present invention includes left shell 1, right shell body 4 and control system
32, the upper and lower ends of the left shell 1 and right shell body 4 are hinged by hollow hinge set 11 and hollow hinge axis 12, on the left side
Main display 2 and secondary display screen 3, main display 2 and secondary display respectively symmetrically are installed on the panel of shell 1 and right shell body 4
It is electrically connected by submarine is installed in hollow hinge set 11 and hollow hinge axis 12 power cord or data line between screen 3
And communication connection；A circle is equipped with around main display 2 and secondary display screen 3 be spaced LED on the panel of left shell 1 and right shell body 4
Lamp mounting hole and correspondence is equipped with reflective membrane 5, is equipped with LED light 6, in left shell 1 and right shell body 4 in LED light mounting hole
Toggle 13 is equipped with by upper hand wheel nut 9 respectively on lower end outside face, is pacified by lower hand wheel nut 10 in the lower end of toggle 13
Equipped with front and back 2 supporting legs 14, stabilizer blade 24 is installed in the lower end of supporting leg 14, be equipped on stabilizer blade 24 can footrest nail 25, preceding
Connecting rod 15 is installed between 2 supporting legs 14 afterwards；As shown in Figure 3 and Figure 4, backboard is installed at the back side of left shell 1 and right shell body 4
31；
As shown in figure 5, before being equipped with respectively by upper hand wheel nut 9 on the lower end outside face of the left shell 1 and right shell body 4
2 toggles 13 afterwards have the upper end of front and back 2 toggles 13 to be connected by the second rivet 17, pass through in the lower end of front and back 2 toggles 13
Lower hand wheel nut 10 is equipped with front and back 2 supporting legs 14, while being connected front and back 2 supporting legs 14 with toggle 13 by the first rivet 16
It connects, the connecting rod 15 includes left connecting rod 15-1 and right connecting rod 15-2, passes through axis pin 15- between left connecting rod 15-1 and right connecting rod 15-2
3 is hinged；
As shown in fig. 6, the nut that the upper hand wheel nut 9 is integrated by handwheel and with handwheel is constituted, lower hand wheel nut 10 with it is upper
9 structure of hand wheel nut is consistent, and T shape screws are threaded in the nut inner thread of upper hand wheel nut 9 and lower hand wheel nut 10
18, third proximate matter 21 is installed in the other end of T shapes screw 18, the third proximate matter 21 is equipped with the first slideway 23 and the second slideway
22, the first proximate matter 19 is installed in the first slideway 23, the second proximate matter 20 is installed in the second slideway 22, the first proximate matter 19 with
There is certain glade plane space between the second proximate matter 20 and the contact surface of third proximate matter 21 between the contact surface of third proximate matter 21,
So that the first proximate matter 19 forms sliding connection structure, the T shapes spiral shell with third proximate matter 21 and the second proximate matter 20 with third proximate matter 21
Nail 18 is located between the second proximate matter 20 and third proximate matter 21, can be made by adjusting upper hand wheel nut 9 and lower hand wheel nut 10
First proximate matter 19 is slided up and down along the first slideway 23 and the second proximate matter 20 along the second slideway 22, and fixed in the locking of arbitrary height random
The random adjusting of 3 height of main display 2 and secondary display screen is realized in position.
As shown in Figure 1, Figure 2 and Figure 7, reflective for installing in the front of the left shell 1 equipped with left shell panel 1-1
The G connected in star 1-2 of film 5 and hollow hinge set 11 and hollow hinge axis 12 are equipped on G connected in stars 1-2 and are used for mounted LED lamp 6
Left shell lamp hole 1-3, be equipped with main display mounting plate 1-4 for installing main display in the bottoms G connected in star 1-2, symmetrically
, it is equipped with right shell body panel 4-1 in the front of the right shell body 4, for installing reflective membrane 5 and hollow hinge set 11 and hollow hinge
The anti-G connected in stars 4-2 of chain rivet 12 is equipped with the right shell body lamp hole 4-3 for mounted LED lamp 6, in anti-G on anti-G connected in stars 4-2
The bottoms connected in star 4-2 are equipped with secondary display screen mounting plate 4-4 for installing secondary display screen, in the left shell 1 and right shell body 4
The second ventilation and pressure release hole 8 in the first ventilation and pressure release hole 7 and upper and lower ends at middle part respectively symmetrically is equipped on panel 1-1 and 4-1,
It is symmetrically set between the second ventilation and pressure release hole 8 in the first ventilation and pressure release hole 7 and upper and lower ends of the left shell 1 and right shell body 4
The installation space for having main display 2 and secondary display screen 3, after main display 2 and secondary display screen 3 symmetrically installation by adhering, by
In left shell panel 1-1, G connected in star 1-2 and main display mounting plate 1-4 be stepped and right shell body panel 4-1, anti-G shapes
Groove 4-2 and secondary display screen mounting plate 4-4 are also symmetrically stepped so that the installation space of main display 2 and secondary display screen 3
Peripheral projection can play a protective role to main display 2 and secondary display screen 3；
As shown in figure 8, being equipped with charger space 26, reserved space 27, circuit board installation space at the back side of the left shell 1
28, battery installation space 29 and radar installation space 30 install charger when use in charger space 26, are installed in circuit board
28 mounting circuit boards of space, battery is installed in battery installation space 29, and radar is installed in radar installation space 30.
As shown in Fig. 9~Figure 11, the hollow hinge set 11 and hollow hinge axis 12 use in pairs, 11 packet of hollow hinge set
Include the internal first axle connecting plate 11- equipped with connecting hole for being the axle sleeve 11-1 of staged blind hole and being integrated with axle sleeve 11-1
2, the first cable-through hole 11-3 is machined on the outer wall of axle sleeve 11-1；Hollow hinge axis 12 includes the internal rank for through type blind hole
The terraced axis 12-1 and hinge connecting plate 12-2 equipped with connecting hole being integrated with multi-diameter shaft 12-1, in the multi-diameter shaft of through type blind hole
The second cable-through hole 12-3 is machined on the outer wall of 12-1；In this way, the hollow hinge set 11 and hollow hinge axis that can use in pairs
Submarine installation power cord or data line are electrically connected or communicate to connect in 12, you can to avoid the fatigue damage of electrical connecting wires
It is bad, and a set of control module and a set of charge-discharge modules and a set of battery pack are saved, and it is wireless without being arranged between shielding at two sets
Communication module, to save the weight of cost and product.Inside is the axle sleeve 11-1 of staged blind hole and inside is through type
The multi-diameter shaft 12-1 of blind hole can play the role of water proof and dust proof.
In use, when road needs temporary enclosed because of various situations, this portable and collapsible can be unfolded in Field Force
2 supporting legs 14 before and after the left and right sides of LED warning screens, are stood in the road ahead in temporary enclosed area, at this point, main display
2 and secondary display screen 3 can leave 50 centimeters of ground or more and perpendicular to ground, it is right respectively on the panel of left shell 1 and right shell body 4
The first ventilation and pressure release hole 7 of left and right 2 at middle part and 4 the second ventilation and pressure release holes 8 of upper and lower ends for claiming ground setting can prevent
It is fallen by wind when standing on ground after present invention expansion, either front carrys out wind or carrys out wind below, can pass through the of middle part
One ventilation and pressure release hole and the second ventilation and pressure release hole of upper and lower ends pass through, and to mitigate wind pressure, the upper end of 4 supporting legs 14 is by upper handwheel
Nut 9 and lower 10 two point of hand wheel nut are locked, and are supported by connecting rod 15, and the lower end of 4 supporting legs 14 is then by stabilizer blade 24
Can footrest nail 25 penetrate underground, further strengthen the stability to the portable and collapsible LED warning screens of expansion；Then, lead to
Cross operation control system, real acousto-optic warning and alarm, warning vehicular traffic slow down and prevent vehicle from accidentally hitting or accidentally rushing and
Field Force is notified to avoid in time, due to having a circle reflective membrane 5 below LED light 6, you can it is reflective to the light of LED light 6,
Can be reflective to carrying out the car light light progress of vehicle, increase remote visibility.
As shown in figure 12, control system 32 of the present invention includes main control module 100, is preset in the main control module 100
The data of common word and graphical symbol, such as " front accident ", " Slow Down ", " Reduced Speed Now " and arrow plot pictograph
Number；The input module being connect with main control module 100 and the output module being connect with main control module 100, the input module include
WIFI module 101, gsm module 102, hand-written plate module 103, radar module 104, vehicle collision detection module 107, vehicle are swarmed into
Detection module 108, battery pack 110, low voltage monitoring 111, charging module 112, power button 113, turn over button 114, under turn over by
Key 115 and function button 116, the output module include acousto-optic warning module 105, display control module 106, the main displays of LED
Module 1061, LED pairs display module 1062, wireless module 109 and Wireless alarm module 1091, wherein WIFI module 101, GSM
Module 102 and hand-written plate module 103 write or change display content for scene, when WIFI module 101, gsm module when use
102, when hand-written plate module 103 receives the change information of the display screen text from operating personnel, main control module is sent data to
100, display control module 106 is sent data to after main control module 100 receives data, more by the control of display module 106
Change the main display modules 1061 of LED and the display output content of LED pairs display module 1062；Start radar when pressing function button 116
Module 104, at this time radar gathered data be sent in main control module 100, main control module 100 is provided according to radar module 104
Data judgement, which is sailed, comes whether vehicle has hypervelocity behavior, if velocity information is sent to display control mould by overspeed of vehicle main control module
Block 106 controls the main display modules 1061 of LED by display module 106 and LED pairs display module 1062 shows come vehicle drive speed,
And alarm signal is sent from main control module 100 to acousto-optic warning module 105, wireless module 109 simultaneously, by acousto-optic warning module
105 send out acousto-optic warning information, while sending out wireless alarm signal to wireless alarm module 1091 by wireless module 109, when
Wireless alert module 1091 is simultaneously emitted by audible and visible alarm when receiving wireless alarm signal, road surface is prompted to have overspeed of vehicle traveling；When
Low voltage signal is sent to main control module 100 by main control module when how low monitoring 110 voltage of battery pack of low voltage test 111 is
100 cut off the power supply of other all devices, and low voltage signal is sent to acousto-optic warning module 105, by acousto-optic warning module 105
Send out low-voltage sound and light alarm signal；Detection module 108, which is swarmed into, when vehicle collision detection module 107, vehicle has monitored vehicle
Vehicle is swarmed into signal when swarming into and is sent to main control module 100, vehicle is swarmed into signal and is sent to wireless module by main control module 100
109 acousto-optic warning modules 105 send out acousto-optic warning information by acousto-optic warning module 105, send out no report from a liner by wireless module 109
For alert signal to Wireless alarm module 1091, it is to be simultaneously emitted by acousto-optic police that Wireless alarm module 1091, which receives wireless alarm signal,
Report；When press turn over button 114 or under turn over button 115 when, signal is sent to main control module 100, by main control module 100 will believe
It number is sent to display control module 106, the main display modules 1061 of control LED and LED pairs display module 1062 show content；Function
Button 116 sends a signal to main control module 100 when pressing, 104 function of control radar module starts or deactivates；Power button
Main control module 100 is opened or stopped power supply to 113 control battery packs；Battery pack 100 is by the control output of power button 116 to master
Module 100 is controlled, total system equipment is powered by the output of main control module 100.
When do not need in use, first by the lower end stabilizer blade 24 of 4 supporting legs 14 can footrest nail 25 extract ground, unclamp 4
The upper hand wheel nut 9 of the upper end of a supporting leg 14 and lower hand wheel nut 10, and supported by connecting rod 15, by 2 branch before and after the left and right sides
Leg 14 collapses, and the left connecting rod 15-1 and right connecting rod 15-2 of connecting rod 15 lean on gravity natural shrinking under the action of axis pin 15-3, then lead to
It crosses and adjusts upward hand wheel nut 9 and lower hand wheel nut 10, under the action of T shapes screw 18, the left and right sides is driven by toggle 13
Front and back 2 supporting legs 14 upward sliding in the first slideway 23 and the second slideway 22, to receive 2 supporting legs 14 before and after the left and right sides
Hold together in the both sides of the left shell 1 and right shell body 4 of this portable and collapsible LED warning screens, then by main display 2 and secondary display screen 3
Closed up by hollow hinge set 11 and the folding of hollow hinge axis 12, since main display 2 and secondary display screen 3 are symmetrically embedded
In the lowest surfaces of stepped housing, the periphery shell of main display 2 and secondary display screen 3 is raised, can be shown to main
Display screen 2 and secondary display screen 3 play a protective role, and 2 the first ventilation and pressure release holes 7 in left and right naturally form handle, easy to carry.
Claims (9)
1. a kind of portable and collapsible LED warning screens, including left shell（1）, main display（2）, secondary display screen（3）, right shell body
（4）And control system（32）, in left shell（1）And right shell body（4）Panel on surround main display（2）With secondary display screen（3）
Equipped with a circle interval LED light mounting hole and LED light is installed（6）, which is characterized in that the left shell（1）And right shell body（4）'s
Upper and lower ends pass through hollow hinge set（11）With hollow hinge axis（12）It is hinged, in the left shell（1）And right shell body（4）Face
The first ventilation and pressure release hole at middle part respectively symmetrically is equipped on plate（7）With the second ventilation and pressure release hole of upper and lower ends（8）, the left side
Shell（1）And right shell body（4）The first ventilation and pressure release hole（7）With the second ventilation and pressure release hole of upper and lower ends（8）Between symmetrically
Equipped with display screen installation space, main display is symmetrically embeddedly installed in the display screen installation space（2）It is shown with pair
Screen（3）, main display（2）With secondary display screen（3）Between by hollow hinge set（11）With hollow hinge axis（12）In hide
The power cord or data line of formula installation are electrically connected and communicate to connect, in the left shell（1）And right shell body（4）Lower end outside
Side passes through upper hand wheel nut respectively（9）Toggle is installed（13）, in toggle（13）Lower end pass through lower hand wheel nut（10）Peace
Equipped with front and back 2 supporting legs（14）.
2. a kind of portable and collapsible LED warning screens according to claim 1, which is characterized in that in the supporting leg（14）
Lower end stabilizer blade is installed（24）, in stabilizer blade（24）On be equipped with can footrest nail（25）, in front and back 2 stabilizer blades（24）Between install
Connecting rod is installed（15）, the connecting rod（15）Including left connecting rod（15-1）And right connecting rod（15-2）, left connecting rod（15-1）The right side and
Connecting rod（15-2）Between pass through axis pin（15-3）It is hinged.
3. a kind of portable and collapsible LED warning screens according to claim 1, which is characterized in that in the left shell（1）
And right shell body（4）Lower end outside face on pass through upper hand wheel nut respectively（9）Front and back 2 toggles are installed（13）, front and back 2 hinges
Bar（13）Upper end pass through the second rivet（17）Connection, in front and back 2 toggles（13）Lower end pass through lower hand wheel nut（10）Peace
Equipped with front and back 2 supporting legs（14）, while passing through 2 the first rivets（16）By front and back 2 supporting legs（14）With toggle（13）Connection.
4. a kind of portable and collapsible LED warning screens according to claim 1, which is characterized in that the upper hand wheel nut
（9）With lower hand wheel nut（10）The nut being integrated respectively by handwheel and with handwheel is constituted, in the upper hand wheel nut（9）With under
Hand wheel nut（10）Nut set internal thread be connected with T shape screws（18）, in T shape screws（18）The other end third type is installed
Material（21）, the third proximate matter（21）Equipped with the first slideway（23）With the second slideway（22）, in the first slideway（23）Inside it is equipped with
First proximate matter（19）, in the second slideway（22）Second proximate matter is inside installed（20）, the first proximate matter（19）With third proximate matter（21）'s
Between contact surface and the second proximate matter（20）With third proximate matter（21）Contact surface between have certain glade plane space so that first
Proximate matter（19）With third proximate matter（21）With the second proximate matter（20）With third proximate matter（21）Formation is slidably connected, by adjusting upper handwheel
Nut（9）With lower hand wheel nut（10）It can make the first proximate matter（19）With the second proximate matter（20）Respectively along the first slideway（23）With
Two slideways（22）It slides up and down, and upper hand wheel nut is realized in arbitrary height（9）With lower hand wheel nut（10）With T shape screws（18）
Random locking positioning realizes main display（2）With secondary display screen（3）The random adjusting of height.
5. a kind of portable and collapsible LED warning screens according to claim 1, which is characterized in that in the left shell（1）
Front be equipped with left shell panel（1-1）, for installing reflective membrane（5）And hollow hinge set（11）With hollow hinge axis（12）'s
G connected in stars（1-2）, in G connected in stars（1-2）It is equipped with and is used for mounted LED lamp（6）Left shell lamp hole（1-3）, in G connected in stars
（1-2）Bottom is equipped with the main display mounting plate for installing main display（1-4）, in the right shell body（4）Front be equipped with
Right shell body panel（4-1）, for installing reflective membrane（5）And hollow hinge set（11）With hollow hinge axis（12）Anti- G connected in stars
（4-2）, in anti-G connected in stars（4-2）It is equipped with and is used for mounted LED lamp（6）Right shell body lamp hole（4-3）, in anti-G connected in stars（4-
2）Bottom is equipped with the secondary display screen mounting plate for installing secondary display screen（4-4）, in the main display（2）With secondary display screen
（3）Symmetrically installation by adhering is after display screen installation space, due to left shell panel（1-1）, G connected in stars（1-2）It is shown with main
Display screen mounting plate（1-4）Stepped and right shell body panel（4-1）, anti-G connected in stars（4-2）With secondary display screen mounting plate（4-
4）Also symmetrically stepped so that main display（2）With secondary display screen（3）Installation space periphery formed to main display
（2）With secondary display screen（3）The protrusion to play a protective role.
6. a kind of portable and collapsible LED warning screens according to claim 1, which is characterized in that in the left shell（1）
The back side be equipped with charger space（26）, reserved space（27）, circuit board installation space（28）, battery installation space（29）And thunder
Up to installation space（30）, in charger space when use（26）Charger is installed, in circuit board installation space（28）Circuit is installed
Plate, in battery installation space（29）Battery is installed, in radar installation space（30）Radar is installed.
7. a kind of portable and collapsible LED warning screens according to claim 1, which is characterized in that the hollow hinge set
（11）With hollow hinge axis（12）It uses in pairs, hollow hinge set（11）Including the internal axle sleeve for staged blind hole（11-1）With
With axle sleeve（11-1）The first axle connecting plate equipped with connecting hole being integrated（11-2）, in axle sleeve（1-1）Outer wall on process
There is the first cable-through hole（11-（3）；Hollow hinge axis（12）Including the internal multi-diameter shaft for through type blind hole（12-1）With with ladder
Axis（12-1）The hinge connecting plate equipped with connecting hole being integrated（12-2）, in the multi-diameter shaft of through type blind hole（12-1）Outer wall
On be machined with the second cable-through hole（12-3）, in the hollow hinge set that upper end uses in pairs（11）With hollow hinge axis（12）In hide
Formula installation signal data line is communicatively coupled, in the hollow hinge set that lower end uses in pairs（11）With hollow hinge axis（12）In
Submarine installation power cord line is electrically connected.
8. a kind of portable and collapsible LED warning screens according to claim 1, which is characterized in that in the left shell（1）
And right shell body（4）Panel on surround main display（2）With secondary display screen（3）Equipped with a circle interval LED light mounting hole and correspondence
Reflective membrane is installed（5）.
9. a kind of portable and collapsible LED warning screens according to claim 1, which is characterized in that the control system
（32）Including main control module（100）, with main control module（100）The input module of connection and and main control module（100）What is connected is defeated
Go out module, the input module includes WIFI module（101）, gsm module（102）, hand-written plate module（103）, radar module
（104）, vehicle collision detection module（107）, vehicle swarm into detection module（108）, battery pack（110）, low voltage monitoring（111）、
Charging module（112）, power button（113）, turn over button（114）, under turn over button（115）And function button（116）, described defeated
It includes acousto-optic warning module to go out module（105）, display control module（106）, the main display modules of LED（1061）, LED pairs show mould
Block（1062）, wireless module（109）And Wireless alarm module（1091）.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810616909.8A CN108492731B (en) | 2018-06-15 | 2018-06-15 | Portable and foldable LED warning screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810616909.8A CN108492731B (en) | 2018-06-15 | 2018-06-15 | Portable and foldable LED warning screen |
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| Publication Number | Publication Date |
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| CN108492731A true CN108492731A (en) | 2018-09-04 |
| CN108492731B CN108492731B (en) | 2024-03-08 |
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|---|---|---|---|
| CN201810616909.8A Active CN108492731B (en) | 2018-06-15 | 2018-06-15 | Portable and foldable LED warning screen |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114394005A (en) * | 2022-01-18 | 2022-04-26 | 大连海事大学 | Swinging type marine wireless charging device |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101620807A (en) * | 2009-07-17 | 2010-01-06 | 深圳市名家汇城市照明科技有限公司 | LED screen of rolling screen |
| CN101690137A (en) * | 2007-07-04 | 2010-03-31 | 夏普株式会社 | Foldable portable terminal |
| JP2012216977A (en) * | 2011-03-31 | 2012-11-08 | Panasonic Corp | Foldable mobile radio apparatus |
| CN102930789A (en) * | 2012-11-28 | 2013-02-13 | 吴小刚 | LED (light-emitting diode) display screen with bending and folding functions |
| CN103077665A (en) * | 2013-02-19 | 2013-05-01 | 无锡市汇捷科技有限公司 | Portable and foldable LED (Light Emitting Diode) display screen |
| JP3189720U (en) * | 2014-01-15 | 2014-03-27 | 安全興業株式会社 | Blow molded road marking tool |
| CN104183196A (en) * | 2013-05-28 | 2014-12-03 | 三星显示有限公司 | Flexible display apparatus |
| CN106094986A (en) * | 2016-06-01 | 2016-11-09 | 向有明 | Lift type computer monitor |
| CN207091950U (en) * | 2017-04-06 | 2018-03-13 | 山西路桥建设集团有限公司 | A kind of highway construction signboard |
| CN208861609U (en) * | 2018-06-15 | 2019-05-14 | 沈阳广信先锋交通高技术有限公司 | A kind of portable and collapsible LED warning screen |
-
2018
- 2018-06-15 CN CN201810616909.8A patent/CN108492731B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101690137A (en) * | 2007-07-04 | 2010-03-31 | 夏普株式会社 | Foldable portable terminal |
| CN101620807A (en) * | 2009-07-17 | 2010-01-06 | 深圳市名家汇城市照明科技有限公司 | LED screen of rolling screen |
| JP2012216977A (en) * | 2011-03-31 | 2012-11-08 | Panasonic Corp | Foldable mobile radio apparatus |
| CN102930789A (en) * | 2012-11-28 | 2013-02-13 | 吴小刚 | LED (light-emitting diode) display screen with bending and folding functions |
| CN103077665A (en) * | 2013-02-19 | 2013-05-01 | 无锡市汇捷科技有限公司 | Portable and foldable LED (Light Emitting Diode) display screen |
| CN104183196A (en) * | 2013-05-28 | 2014-12-03 | 三星显示有限公司 | Flexible display apparatus |
| JP3189720U (en) * | 2014-01-15 | 2014-03-27 | 安全興業株式会社 | Blow molded road marking tool |
| CN106094986A (en) * | 2016-06-01 | 2016-11-09 | 向有明 | Lift type computer monitor |
| CN207091950U (en) * | 2017-04-06 | 2018-03-13 | 山西路桥建设集团有限公司 | A kind of highway construction signboard |
| CN208861609U (en) * | 2018-06-15 | 2019-05-14 | 沈阳广信先锋交通高技术有限公司 | A kind of portable and collapsible LED warning screen |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114394005A (en) * | 2022-01-18 | 2022-04-26 | 大连海事大学 | Swinging type marine wireless charging device |
| CN114394005B (en) * | 2022-01-18 | 2023-07-07 | 大连海事大学 | Swinging type marine wireless charging device |
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| CN108492731B (en) | 2024-03-08 |
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