CN103342112A - Warning device and warning method for expressway engineering van - Google Patents
Warning device and warning method for expressway engineering van Download PDFInfo
- Publication number
- CN103342112A CN103342112A CN201310329318XA CN201310329318A CN103342112A CN 103342112 A CN103342112 A CN 103342112A CN 201310329318X A CN201310329318X A CN 201310329318XA CN 201310329318 A CN201310329318 A CN 201310329318A CN 103342112 A CN103342112 A CN 103342112A
- Authority
- CN
- China
- Prior art keywords
- rotor plate
- expressway
- attaching parts
- ceiling
- engineering truck
- 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.)
- Granted
Links
Images
Landscapes
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention discloses a warning device and a warning method for an expressway engineering van. A ceiling connection piece is horizontally arranged; a rotating plate is arranged above the ceiling connection piece; the front end of the rotating plate is hinged with the front part of the ceiling connection piece; the rotating plate can rotate up and down around the hinged point; a supporting rod is fixedly connected between the middle of a lower plate surface of the rotating plate and the middle rear part of the ceiling connection piece; the rear end of the rotating plate is suspended, and the suspended end is connected with a warning board; a limiting piece is fixedly connected between the rear end part of the lower surface of the rotating plate and the rear end of the ceiling connection piece. On the premise that the traveling safety of the engineering van, the traveling safety of vehicles behind the engineering van and the property safety of obstacles such as street lamps are guaranteed, and the warning device and the warning method which are disclosed by the invention can clearly and observably indicate the vehicles behind the engineering van that the engineering van runs ahead, so that the vehicles behind the engineering van can timely keep clear the engineering van; the warning device and the warning method are simple, practical, extremely high in feasibility and easy to implement, and the aim can be ingeniously fulfilled through tiny change.
Description
Technical field
The present invention relates to a kind of expressway engineering alarm device for vehicle, this device is installed on the ceiling of engineering truck, in order to realize the caution prompt facility.
Background technology
Speed is slower during expressway engineering truck (comprise care the car in the expressway, Cleaning vehicle for guardrail) operation, and other car speeds that travel in the expressway are then general very fast.Therefore, how under the situation of uninterrupted traffic, to carry out operation safely, and the property safety of assurance front vehicle driver and crew's personal safety and roadside street lamp etc. just becomes an important topic.
" highway maintenance safe operation rules " regulation: during the highway maintenance operation, need be at safety alarm device of 100m place, engineering truck back towing.Though above-mentioned operating regulation can play the security warning effect to back vehicle theoretically.But, concrete operability is very poor, because safety alarm device is apart from the general 100m of engineering truck distance of front, and there are highway sections such as bend unavoidably in the expressway, the safety alarm device of towing and the vehicle at rear or the obstacles such as street lamp in roadside are interfered, can not realize safe operation, can't guarantee the property safety of front vehicle driver and crew's personal safety and roadside street lamp etc. again, be badly in need of solving above-mentioned technical barrier for this reason.
Summary of the invention
One of technical matters to be solved by this invention is to provide a kind of simple, practical, feasible expressway engineering alarm device for vehicle, desires under the premise that security is guaranteed, and there is the place ahead engineering truck in vehicle prompting rearward.
Technical scheme of the present invention is as follows: a kind of expressway engineering alarm device for vehicle, it is characterized in that: comprise ceiling attaching parts (1) and warning sign (4), wherein ceiling attaching parts (1) is and is horizontally disposed with, and is provided with a rotor plate (2) above the ceiling attaching parts; The front end of described rotor plate (2) and ceiling attaching parts (1) front portion are hinged, and rotor plate (2) can rotate up and down around this hinge-point, and between the postmedian of rotor plate (2) lower face and described ceiling attaching parts (1) middle part, being connected with strut bar (3), the two ends of this strut bar (3) are hinged with corresponding ceiling attaching parts (1) and rotor plate (2);
The rear end of described rotor plate (2) is unsettled, and is connected with described warning sign (4) at this free end, and captives joint finite place piece (5) between the rear end of the rearward end of rotor plate (2) lower surface and described ceiling attaching parts (1).
Before the operation, ceiling at expressway engineering truck (C) installs an alarming device of the present invention additional, the length direction of the ceiling attaching parts (1) of this alarming device is consistent with the length direction of expressway engineering truck (C), this ceiling attaching parts (1) is fixed with the ceiling of expressway engineering truck (C), and described warning sign (4) is towards the afterbody of expressway engineering truck (C), so just make the aspect ratio of this alarming device and warning sign (4) higher, and this alarming device is followed engineering truck same moved further together, so just make this alarming device be not easy to interfere with the vehicle at rear, thereby guarantee the safety of engineering truck and front vehicle.
In addition, because it mainly is to overtake that the engineering truck working direction of this device is installed, when the upper face of rotor plate (2) contacts with the obstacles such as street lamp in roadside, obstacle can be to pressing down rotor plate (2), and then pressure rotor plate (2) is rotated backward around the hinge-point of its front end, so just can prevent that obstacle and rotor plate (2) from hanging over together, can avoid damaging obstacles such as street lamp, can prevent from damaging this alarming device again, guarantee the normal alarm function of this alarming device, can also further guarantee the safety of expressway engineering truck (C).
When obstacle and rotor plate (2) when disengaging, rotor plate (2) rotates forward under the effect of described strut bar (4) and resets, and the angle that locating part (5) restriction rotor plate (2) rotates forward, and then the height of restriction rotor plate (2) free end, and make the warning sign (4) of rotor plate (2) free end remain on proper height.Because the whole height of expressway engineering truck (C) is higher, and the ceiling of warning sign (4) distance High-speed road engineering truck (C) has certain altitude, so just can make back vehicle just very observably observe warning sign (4) easily, and then notice that there is engineering truck in the place ahead just in operation, thereby in time dodge, so just realized the caution prompt facility well.
Adopt the described alarming device of above technical scheme, the present invention is under the property safety prerequisite that guarantees obstacles such as engineering truck traffic safety, front vehicle traffic safety and street lamp, can be clear, observably there is engineering truck in the place ahead of vehicle prompting rearward, so that front vehicle is in time dodged, and this alarming device is simple, practical, feasibility is very high, and is easy to implement, by little change with regard to ingenious, overcome the defective of prior art effectively.
As optimal design, described ceiling attaching parts (1) is the H type structure that is welded by steel pipe, all has the bolt via hole on its left longeron and the right vertical beam, and the straight-line distance≤2m between left longeron and the right vertical beam; The relative position of the left longeron of described ceiling attaching parts (1) and right vertical beam is welded with an axle sleeve (6) respectively, and the rotating shaft on described rotor plate (2) the front end left and right side is inserted respectively in the axle sleeve (6) of respective side, and with this axle sleeve (6) normal-running fit.
Adopt above structure, among the present invention ceiling attaching parts (1) adopt that H type structure not only is convenient to draw materials, making and cost-cutting, and can under the prerequisite that guarantees its structural strength, effectively reduce its weight, and then prevent from damaging by pressure the ceiling of expressway engineering truck (C).In addition, straight-line distance≤2m between the left longeron of described ceiling attaching parts (1) and the right vertical beam, so just can make the width of ceiling attaching parts (1) be no more than the width of expressway engineering truck ceiling, thereby further avoid with obstacle such as the street lamp of both sides, expressway and road on vehicle produce and interfere, and then further guarantee the property safety of obstacles such as engineering truck traffic safety, front vehicle traffic safety and street lamp.In addition, described rotor plate (2) is hinged by rotating shaft axle sleeve class formation and ceiling attaching parts (1), can guarantee to connect reliable like this, can guarantee again to rotate flexibly, is difficult for taking place clamping stagnation, guarantee rotor plate (2) can before and after the functional requirement of rotating.
As preferably, the number of described strut bar (3) is two, about being, these two strut bars (3) are arranged side by side, and an end of two strut bars (3) is hinged with the respective side of described rotor plate (2) lower face respectively, and its other end is hinged with the respective side of described ceiling attaching parts (1) intermediate transverse girder respectively.
Adopt above structure, two described strut bars (3) can head on rotor plate (2) forward simultaneously from the left and right side, thereby make rotor plate (2) avoid because of the both sides unbalance stress catching phenomenon taking place when rotating.
In the present invention, described rotor plate (2) is plank, and its upper surface is smooth surface, and the left and right side of this rotor plate free end is provided with an adapter sleeve (7) respectively relatively, and end inserts respectively in the adapter sleeve (7) of respective side about pipe link (8); Described warning sign (4) is provided with high-brightness LED lamp, stroboscopic lamp and caution poster, and the top sky of this warning sign (4) is enclosed within on the described pipe link (8).
Adopt above structure, it is for loss of weight that described rotor plate (2) is selected plank for use, its upper surface is specially made smooth surface, be in order to reduce the friction force of rotor plate (2) upper surface, can not only guarantee the service life of rotor plate (2) like this, the more important thing is to prevent that rotor plate (2) from hanging over the obstacles such as street lamp in roadside.In addition, the top sky of described warning sign (4) is enclosed within described pipe link (8), so just can guarantee that warning sign (4) is in vertical state all the time, so just can make warning sign (4) be positioned at best caution prompting position all the time, so that the driver and crew of front vehicle in time, observably check.What need special proposition is, described warning sign (4) is provided with high-brightness LED lamp, stroboscopic lamp and caution poster, so just can be clear by the driver and crew of front vehicle by different caution prompting modes, observably check, and then notice that there is engineering truck in the place ahead just in operation, in order in time dodge.
As a kind of embodiment of locating part (5), described locating part (5) is projection screen, and the rearward end of an end of this projection screen and described rotor plate (2) lower face is fixed, and the rear end of its other end and described ceiling attaching parts (1) is fixed.
In the present embodiment, described locating part (5) is preferably projection screen, not only because projection screen is difficult for being damaged, can be spacing reliably, and because projection screen takes up room when packing up for a short time, be convenient to arrange, also because projection screen is drawn materials conveniently low price.
Another embodiment as locating part (5), described locating part (5) is projection screen, the rearward end of one end of this projection screen and described rotor plate (2) lower face is fixed, its other end is on the output revolving shaft of projector motor, and this projector motor is installed in the rear end of described ceiling attaching parts (1).
In the present embodiment, described locating part (5) is preferably projection screen, not only because projection screen is difficult for being damaged, can be spacing reliably, and because projection screen takes up room when packing up for a short time, be convenient to arrange, also because projection screen is drawn materials conveniently low price.In addition, the user can initiatively adjust the height of rotor plate (2) free end as required by the projector motor; And, when engineering truck is in non-operating condition, can farthest reduces the height of adjusting rotor plate (2) free end by control projector motor, thereby further be convenient to guarantee safety.
Two of technical matters to be solved by this invention is to provide a kind of simple, practical, feasible expressway engineering truck alarming method for power, desires under the premise that security is guaranteed, and there is the place ahead engineering truck in vehicle prompting rearward.
A kind of expressway engineering truck alarming method for power, comprise expressway engineering truck (C), it is characterized in that: add an expressway engineering alarm device for vehicle on the ceiling of described expressway engineering truck (C), the structure of this alarming device is as described in the claim 6, and the ceiling attaching parts (1) in this alarming device is along the length direction setting of expressway engineering truck (C), and fix with the ceiling of expressway engineering truck (C), and the warning sign in this alarming device (4) is towards the afterbody of expressway engineering truck (C).
Before the operation, ceiling at expressway engineering truck (C) installs an expressway engineering alarm device for vehicle additional, the structure of this alarming device is as described in the claim 6, ceiling attaching parts (1) in this alarming device is along the length direction setting of expressway engineering truck (C), and fix with the ceiling of expressway engineering truck (C), and the warning sign in this alarming device (4) is towards the afterbody of expressway engineering truck (C), so just make the aspect ratio of alarming device and warning sign (4) higher, and alarming device is followed engineering truck same moved further together, so just make alarming device be not easy to interfere with the vehicle at rear, thereby guarantee the safety of engineering truck and front vehicle.
In addition, because it mainly is to overtake that the engineering truck working direction of alarming device is installed, when the upper face of rotor plate (2) contacts with the obstacles such as street lamp in roadside, obstacle can be to pressing down rotor plate (2), and then pressure rotor plate (2) is rotated backward around the hinge-point of its front end, so just can prevent that obstacle and rotor plate (2) from hanging over together, can avoid damaging obstacles such as street lamp, can prevent from damaging alarming device again, guarantee the normal alarm function of alarming device, can also further guarantee the safety of expressway engineering truck (C).
When obstacle and rotor plate (2) when disengaging, rotor plate (2) rotates forward under the effect of described strut bar (4) and resets, and the angle that locating part (5) restriction rotor plate (2) rotates forward, and then the height of restriction rotor plate (2) free end, and make the warning sign (4) of rotor plate (2) free end remain on proper height.Because the whole height of expressway engineering truck (C) is higher, and the ceiling of warning sign (4) distance High-speed road engineering truck (C) has certain altitude, so just can make back vehicle just very observably observe warning sign (4) easily, and then notice that there is engineering truck in the place ahead just in operation, thereby in time dodge, so just realized the caution prompt facility well.
Adopt the described alarming method for power of above technical scheme, this alarming method for power is under the property safety prerequisite that guarantees obstacles such as engineering truck traffic safety, front vehicle traffic safety and street lamp, can be clear, observably there is engineering truck in the place ahead of vehicle prompting rearward, so that front vehicle is in time dodged, and this alarming method for power is simple, practical, feasibility is very high, easy to implement, improvement cost is low, to the change of engineering truck and damage little, by little change with regard to ingenious, overcome the defective of prior art effectively.
Beneficial effect: alarming device of the present invention and alarming method for power are under the property safety prerequisite that guarantees obstacles such as engineering truck traffic safety, front vehicle traffic safety and street lamp, can be clear, observably there is engineering truck in the place ahead of vehicle prompting rearward, so that front vehicle is in time dodged, and the present invention is simple, practical, feasibility is very high, easy to implement, by little change with regard to ingenious, overcome the defective of prior art effectively.
Description of drawings
Fig. 1 is the scheme drawing of the embodiment of the invention 1;
Fig. 2 is the birds-eye view of Fig. 1;
Fig. 3 is the scheme drawing of the embodiment of the invention 2;
Fig. 4 is the birds-eye view of Fig. 3.
The specific embodiment
The invention will be further described below in conjunction with drawings and Examples:
Embodiment 1
As shown in Figure 1, 2, a kind of expressway engineering alarm device for vehicle mainly is made of ceiling attaching parts 1, rotor plate 2, strut bar 3, warning sign 4, locating part 5, axle sleeve 6, adapter sleeve 7 and pipe link 8.Wherein, described ceiling attaching parts 1 is and is horizontally disposed with, and this ceiling attaching parts 1 is the H type structure that is welded by steel pipe, and has left longeron, right vertical beam and intermediate transverse girder.And, all having the bolt via hole on the left longeron of described ceiling attaching parts 1 and the right vertical beam, ceiling attaching parts 1 is by being located on the ceiling that is bolted to the expressway engineering truck in this bolt via hole during installation.In addition, the straight-line distance≤2m between ceiling attaching parts 1 left longeron and the right vertical beam, the general requirement of its straight-line distance is that the width that is not more than the engineering truck ceiling gets final product, and its concrete straight-line distance can be preferably 1.8,1.5m, 1.2m.
Can find out that from Fig. 1,2 top of described ceiling attaching parts 1 is provided with a rotor plate 2, this rotor plate 2 is preferably plank.In order to reduce friction force, the spy makes smooth side with the upper surface of rotor plate 2, and the words that need also can be in this upper surface coating lubricating oil, in order to further reduce friction coefficient.
The front end of described rotor plate 2 and ceiling attaching parts 1 front portion are hinged, and rotor plate 2 can rotate up and down around this hinge-point.In the present embodiment, the relative position of described ceiling attaching parts 1 left longeron and right vertical beam is welded with an axle sleeve 6 respectively, rotating shaft on the rotor plate 2 front end left surfaces is inserted in the axle sleeve 6 in left side, rotating shaft on the rotor plate 2 front end right flanks is inserted in the axle sleeve 6 on right side, these two rotating shafts respectively with corresponding axle sleeve 6 normal-running fiies, thereby make the front end of rotor plate 2 and ceiling attaching parts 1 anterior hinged.
Also can find out from Fig. 1,2, in addition, be connected with strut bar 3 between the postmedian of described rotor plate 2 lower faces and ceiling attaching parts 1 middle part, the two ends of this strut bar 3 are hinged with corresponding ceiling attaching parts 1 and rotor plate 2.As preferably, the number of described strut bar 3 is two, is arranged side by side about these two strut bars 3 are.Wherein, strut bar 3 one ends in left side and the limit, left side of described rotor plate 2 lower faces are hinged, and strut bar 3 other ends in this left side and the intermediate transverse girder of described ceiling attaching parts 1 intermediate transverse girder left side are hinged.Simultaneously, strut bar 3 one ends on right side and the right edge of described rotor plate 2 lower faces are hinged, and strut bar 3 other ends on this right side and the right side of described ceiling attaching parts 1 intermediate transverse girder are hinged.When rotating behind rotor plate 2 pressurizeds, two described strut bars 3 also rotate, and when rotor plate 2 rotated into horizontality, two described strut bars 3 were also being followed and rotated into horizontality.When rotor plate 2 upwards rotated after pressure disappears, two described strut bars 3 also upwards rotated, thereby are supporting rotor plate 2.
The rear end of described rotor plate 2 is unsettled, and is connected with a described warning sign 4 at this free end, is provided with high-brightness LED lamp, stroboscopic lamp and caution poster at warning sign 4.In the present embodiment, the left and right side of above-mentioned rotor plate 2 free ends is provided with an adapter sleeve 7 respectively relatively, and the left end of pipe link 8 and right-hand member insert respectively in the adapter sleeve 7 of respective side, and the top sky of described warning sign 4 is enclosed within on this pipe link 8.
Also can find out at last from Fig. 1,2, be fixedly connected with a locating part 5 between the rearward end of described rotor plate 2 lower surfaces and the rear end of ceiling attaching parts 1.In the present embodiment, described locating part 5 is preferably projection screen, and the rearward end of an end of this projection screen and described rotor plate 2 lower faces is fixed, and the rear end of its other end and described ceiling attaching parts 1 is fixed.
Embodiment 2
In conjunction with Fig. 1,2, and can find out that with reference to Fig. 3 and 4 the expressway engineering alarm device for vehicle shown in the present embodiment mainly is made of ceiling attaching parts 1, rotor plate 2, strut bar 3, warning sign 4, locating part 5, axle sleeve 6, adapter sleeve 7 and pipe link 8.
In the present embodiment, described locating part 5 is projection screen, the rearward end of one end of this projection screen and described rotor plate 2 lower faces is fixed, and its other end is on the output revolving shaft of projector motor, and this projector motor is installed in the rear end of described ceiling attaching parts 1.All the other structures and the embodiment 1 of present embodiment are identical, do not do at this and give unnecessary details.
Two of purpose of the present invention is to provide a kind of expressway engineering truck alarming method for power, and this alarming method for power comprises ready-made expressway engineering truck C.Ceiling at described expressway engineering truck C adds an expressway engineering alarm device for vehicle, the structure of this alarming device is as described in the claim 6, and the ceiling attaching parts 1 in this alarming device is along the length direction setting of expressway engineering truck C, and ceiling attaching parts 1 is fixed with the ceiling of expressway engineering truck C, and the warning sign 4 in this alarming device is towards the afterbody of expressway engineering truck C.
The above only is preferred embodiment of the present invention, is not restriction with the present invention, all any modifications of doing within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. expressway engineering alarm device for vehicle is characterized in that: comprise ceiling attaching parts (1) and warning sign (4), wherein ceiling attaching parts (1) is and is horizontally disposed with, and is provided with a rotor plate (2) above the ceiling attaching parts; The front end of described rotor plate (2) and ceiling attaching parts (1) front portion are hinged, and rotor plate (2) can rotate up and down around this hinge-point, and between the postmedian of rotor plate (2) lower face and described ceiling attaching parts (1) middle part, being connected with strut bar (3), the two ends of this strut bar (3) are hinged with corresponding ceiling attaching parts (1) and rotor plate (2);
The rear end of described rotor plate (2) is unsettled, and is connected with described warning sign (4) at this free end, and captives joint finite place piece (5) between the rear end of the rearward end of rotor plate (2) lower surface and described ceiling attaching parts (1).
2. expressway according to claim 1 engineering alarm device for vehicle, it is characterized in that: described ceiling attaching parts (1) is the H type structure that is welded by steel pipe, all have the bolt via hole on its left longeron and the right vertical beam, and the straight-line distance≤2m between left longeron and the right vertical beam; The relative position of the left longeron of described ceiling attaching parts (1) and right vertical beam is welded with an axle sleeve (6) respectively, and the rotating shaft on described rotor plate (2) the front end left and right side is inserted respectively in the axle sleeve (6) of respective side, and with this axle sleeve (6) normal-running fit.
3. expressway according to claim 2 engineering alarm device for vehicle, it is characterized in that: the number of described strut bar (3) is two, about being, these two strut bars (3) are arranged side by side, and an end of two strut bars (3) is hinged with the respective side of described rotor plate (2) lower face respectively, and its other end is hinged with the respective side of described ceiling attaching parts (1) intermediate transverse girder respectively.
4. expressway according to claim 2 engineering alarm device for vehicle, it is characterized in that: described rotor plate (2) is plank, its upper surface is smooth surface, the left and right side of this rotor plate free end is provided with an adapter sleeve (7) respectively relatively, and end inserts respectively in the adapter sleeve (7) of respective side about pipe link (8); Described warning sign (4) is provided with high-brightness LED lamp, stroboscopic lamp and caution poster, and the top sky of this warning sign (4) is enclosed within on the described pipe link (8).
5. according to the arbitrary described expressway of claim 1 to 4 engineering alarm device for vehicle, it is characterized in that: described locating part (5) is projection screen, the rearward end of one end of this projection screen and described rotor plate (2) lower face is fixed, and the rear end of its other end and described ceiling attaching parts (1) is fixed.
6. according to the arbitrary described expressway of claim 1 to 4 engineering alarm device for vehicle, it is characterized in that: described locating part (5) is projection screen, the rearward end of one end of this projection screen and described rotor plate (2) lower face is fixed, its other end is on the output revolving shaft of projector motor, and this projector motor is installed in the rear end of described ceiling attaching parts (1).
7. expressway engineering truck alarming method for power, comprise expressway engineering truck (C), it is characterized in that: add an expressway engineering alarm device for vehicle on the ceiling of described expressway engineering truck (C), the structure of this alarming device is as described in the claim 6, and the ceiling attaching parts (1) in this alarming device is along the length direction setting of expressway engineering truck (C), and fix with the ceiling of expressway engineering truck (C), and the warning sign in this alarming device (4) is towards the afterbody of expressway engineering truck (C).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310329318.XA CN103342112B (en) | 2013-07-31 | 2013-07-31 | Expressway engineering alarm device for vehicle and alarming method for power thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310329318.XA CN103342112B (en) | 2013-07-31 | 2013-07-31 | Expressway engineering alarm device for vehicle and alarming method for power thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103342112A true CN103342112A (en) | 2013-10-09 |
| CN103342112B CN103342112B (en) | 2015-12-23 |
Family
ID=49276956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310329318.XA Expired - Fee Related CN103342112B (en) | 2013-07-31 | 2013-07-31 | Expressway engineering alarm device for vehicle and alarming method for power thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103342112B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106149581A (en) * | 2016-06-29 | 2016-11-23 | 戴维峰 | Road safety warning method based on 3D holographic imaging technology |
| CN110042777A (en) * | 2019-05-21 | 2019-07-23 | 淮阴师范学院 | A kind of vehicle-mounted warning rack of highway |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4259660A (en) * | 1978-10-10 | 1981-03-31 | Dorothy Oliver | Retractable roof top sign for automotive vehicles |
| DE3709662A1 (en) * | 1987-03-24 | 1988-10-06 | Loutfi Kelleni | Emergency signalling device, in particular hazard-warning triangle, in particular for use in road traffic |
| DE4312421C1 (en) * | 1993-04-16 | 1994-05-19 | Roesler Rainhardt | Road traffic warning and guidance device - directs traffic signs and text recorded on photographic medium onto back projection screen |
| CN101169578A (en) * | 2007-10-31 | 2008-04-30 | 梁坚平 | Vehicle-mounted back projected picture advertisement playing device |
| US20090256697A1 (en) * | 2008-04-15 | 2009-10-15 | Tallinger Gerald G | Emergency Vehicle Light Bar with Message Display |
-
2013
- 2013-07-31 CN CN201310329318.XA patent/CN103342112B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4259660A (en) * | 1978-10-10 | 1981-03-31 | Dorothy Oliver | Retractable roof top sign for automotive vehicles |
| DE3709662A1 (en) * | 1987-03-24 | 1988-10-06 | Loutfi Kelleni | Emergency signalling device, in particular hazard-warning triangle, in particular for use in road traffic |
| DE4312421C1 (en) * | 1993-04-16 | 1994-05-19 | Roesler Rainhardt | Road traffic warning and guidance device - directs traffic signs and text recorded on photographic medium onto back projection screen |
| CN101169578A (en) * | 2007-10-31 | 2008-04-30 | 梁坚平 | Vehicle-mounted back projected picture advertisement playing device |
| US20090256697A1 (en) * | 2008-04-15 | 2009-10-15 | Tallinger Gerald G | Emergency Vehicle Light Bar with Message Display |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106149581A (en) * | 2016-06-29 | 2016-11-23 | 戴维峰 | Road safety warning method based on 3D holographic imaging technology |
| CN110042777A (en) * | 2019-05-21 | 2019-07-23 | 淮阴师范学院 | A kind of vehicle-mounted warning rack of highway |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103342112B (en) | 2015-12-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU2006205031B2 (en) | Trailer mounted attenuator with breakaway axle assembly | |
| CN206421572U (en) | A kind of truck escape ramp monitors emergency warning system | |
| CN208469725U (en) | Pulling type buffer | |
| CN203530884U (en) | Intelligent road height limit rack | |
| CN107227705A (en) | A kind of portable module and car arrester of holding up traffic | |
| CN103342112A (en) | Warning device and warning method for expressway engineering van | |
| CN104064047A (en) | Holographic projection red lamp | |
| CN204236462U (en) | Low latitude suspension type monorail rail vehicle | |
| CN204242401U (en) | A kind of sun power tests the speed notice board | |
| CN105730311A (en) | Multifunctional snow removing rescue vehicle | |
| CN104802736A (en) | Vehicle width and wheel distance projection display device | |
| CN201254224Y (en) | Airfield runway closing alarming vehicle | |
| CN205152825U (en) | Safety warning device is used in road and bridge construction | |
| CN203005335U (en) | Engineering machinery and protective device | |
| CN202847550U (en) | Novel anti-collision buffer car | |
| CN203793270U (en) | Adjustable front under-run protector | |
| CN209691103U (en) | Novel traffic light control system | |
| CN209114360U (en) | A kind of novel traffic caution board | |
| CN201217786Y (en) | Vehicle stopping apparatus | |
| CN206971129U (en) | Highway automatic isolation device | |
| CN220549134U (en) | General type pull-type vehicle-mounted anti-collision pad structure | |
| CN106758722A (en) | A kind of drum supporting device of road construction | |
| CN110834575A (en) | Small-size car cuts formula device of removing obstacles | |
| CN219825040U (en) | Traffic wisdom guardrail | |
| CN218119585U (en) | Highway lamp pole convenient to maintenance |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151223 Termination date: 20180731 |