CN111275996B - Emergency traffic light - Google Patents
Emergency traffic light Download PDFInfo
- Publication number
- CN111275996B CN111275996B CN202010088764.6A CN202010088764A CN111275996B CN 111275996 B CN111275996 B CN 111275996B CN 202010088764 A CN202010088764 A CN 202010088764A CN 111275996 B CN111275996 B CN 111275996B
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- Prior art keywords
- rod
- fixed pipe
- bottom plate
- sleeve
- traffic light
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Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/095—Traffic lights
- G08G1/0955—Traffic lights transportable
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
- E01F9/604—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings
- E01F9/615—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings illuminated
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
- E01F9/623—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by form or by structural features, e.g. for enabling displacement or deflection
- E01F9/646—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by form or by structural features, e.g. for enabling displacement or deflection extensible, collapsible or pivotable
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
- E01F9/688—Free-standing bodies
- E01F9/692—Portable base members therefor
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Rehabilitation Tools (AREA)
Abstract
The invention discloses an emergency traffic light, and mainly relates to the field of road traffic facilities. The improved multifunctional drilling machine comprises a base plate, bottom plate surface one side is equipped with fixed pipe, fixed intraductal bottom surface is equipped with the bracing piece, the rotatable screw rod that is equipped with in bracing piece top, screw rod thread connection has the screw thread sleeve pipe, the one end overcoat that the screw thread sleeve pipe is located fixed intraductal has the slider, slider and fixed intraductal chamber sliding connection, fixed outside of tubes is equipped with actuating mechanism, actuating mechanism runs through the rotation of fixed pipe control screw rod, the one end that the screw thread sleeve pipe is located fixed outside of tubes is equipped with the signal lamp, the bottom plate bottom is equipped with the walking wheel, bottom plate bottom intermediate position is equipped with hydraulic lifting rod, the hydraulic lifting rod bottom is equipped with the backup pad. The invention has the beneficial effects that: can be stably placed after being moved to a specified position, has adjustable height and is suitable for roads with more complex pavements.
Description
Technical Field
The invention relates to the field of road traffic facilities, in particular to an emergency traffic light.
Background
There are two kinds of traffic lights, so the traffic lights are called as the lights of the motor vehicles, and usually refer to the signal lights composed of red, yellow and green (green is blue green) lights for directing traffic. When the green light is on, the vehicle is permitted to pass, and when the yellow light flickers, the vehicle which has crossed the stop line can continue to pass; and if the red light is on, the vehicle is prohibited from passing. The crosswalk-calling lamp for the pedestrian to see usually refers to a signal lamp composed of red and green (green is blue green) lights for directing traffic to pass, the red light stops and the green light goes.
At some road intersections which are just built, regular traffic lights are not put into use formally, in order to ensure the orderly driving of the intersection, a temporary emergency traffic light is usually arranged to ensure the orderly passing and safety of vehicles at the intersection, and in addition, at some intersections around construction sites, some traffic important roads can seriously influence the surrounding traffic when being closed, so that only a crude passing road can be opened, and at the intersection, because the construction of surrounding construction sites is not completed, the road can not be completely built, so that the regular traffic lights can not be arranged, and only the movable emergency traffic light can be used, but the position of the current emergency traffic light can not be ensured to be fixed due to the fact that pulleys are arranged at the bottom of the current emergency traffic light, the position can move in the driving vibration process of vehicles coming and going, and the height of the existing emergency traffic light is mostly fixed, and for some sections with height difference, the traffic light with fixed height is not easy to be observed at a distance, and is easy to cause danger.
Disclosure of Invention
The invention aims to provide an emergency traffic light which can be stably placed after being moved to a specified position, can prevent the position from moving after being vibrated by vehicles coming and going, has adjustable height and is suitable for roads with complicated road surfaces.
In order to achieve the purpose, the invention is realized by the following technical scheme:
an emergency traffic light comprises a bottom plate, wherein a fixed pipe is arranged on one side of the surface of the bottom plate, a supporting rod is arranged on the inner bottom surface of the fixed pipe, a screw rod is rotatably arranged at the top end of the supporting rod, a threaded sleeve is connected with the external thread of the screw rod in an external thread manner, the top of the threaded sleeve penetrates through the top of the fixed pipe and slides in the fixed pipe, a slider is sleeved outside one end, positioned in the fixed pipe, of the threaded sleeve and is in sliding connection with the inner cavity of the fixed pipe, a driving mechanism is arranged outside the fixed pipe and penetrates through the fixed pipe to control the rotation of the screw rod, a signal lamp is arranged at one end, positioned outside the fixed pipe, of the threaded sleeve, a solar panel is arranged on the top of the signal lamp, a storage battery is arranged on one side of the surface of the bottom plate and the fixed pipe, the solar panel and the signal lamp are respectively and electrically connected with the storage battery, the solar panel is electrically connected with the signal lamp, the handrail is arranged at the side edge of the surface of the bottom plate, the walking wheels are arranged at the bottom of the bottom plate, the hydraulic lifting rod is arranged in the middle of the bottom plate, and the supporting plate is arranged at the bottom of the hydraulic lifting rod.
Furthermore, actuating mechanism is including the driven bevel gear of cover in the screw rod outside, driven bevel gear sets up the position that is close to the bottom at the screw rod, fixed pipe one side is equipped with the connecting rod that runs through fixed pipe, the one end that the connecting rod is located fixed intraductal is equipped with drive bevel gear, drive bevel gear and driven bevel gear meshing, the connecting rod other end is equipped with the rocking handle.
Furthermore, the distance between the side edge of the supporting plate and the travelling wheel is 5-10 cm.
Furthermore, a damping mechanism is arranged between the travelling wheels and the bottom plate.
Furthermore, damper includes sleeve and loop bar, loop bar one end run through the sleeve and with sleeve sliding connection, the one end that the loop bar is located the sleeve is equipped with the dog, be equipped with the spring between dog and the interior bottom surface of sleeve.
Furthermore, the section of the inner cavity of the fixed tube is rectangular, and the periphery of the section of the sliding block is also rectangular.
Further, the fixed pipe inner wall and the drive bevel gear top are equipped with the stopper, the stopper is the annular, the internal diameter of stopper is greater than threaded sleeve's external diameter and is less than the external diameter of slider.
Further, handrail one side bottom articulates there is the rotation seat, it is connected with the telescopic link to rotate the seat bottom, the telescopic link bottom is fixed in the bottom plate, handrail opposite side bottom is equipped with first inserted bar, base surface one side is equipped with first jack, first inserted bar is pegged graft with first jack, handrail and the top outside of rotating seat articulated pole are equipped with the second inserted bar, base surface opposite side is equipped with the second jack, the second inserted bar is pegged graft with the second jack.
Furthermore, one side of the bottom plate surface where the second jack is located is perpendicular to one side of the bottom plate surface where the first jack is located.
Compared with the prior art, the invention has the beneficial effects that:
1. the walking wheels are arranged at the bottom of the bottom plate, the handrail is arranged on one side of the surface of the bottom plate, the emergency traffic light can be conveniently subjected to short-distance position adjustment, and after the position is adjusted, the hydraulic lifting rod is controlled to extend, so that the bottom plate is jacked up after the bottom surface of the supporting plate is contacted with the ground, a certain distance is reserved between the walking wheels and the ground, and the equipment is effectively prevented from being changed in position due to the vibration of vehicles coming and going;
2. the bottom plate surface is equipped with fixed pipe, is equipped with the screw rod through the bracing piece in the fixed pipe, and screw rod external thread connection has the screw thread sleeve pipe, and the screw thread sleeve pipe top is run through fixed pipe and is equipped with the signal lamp, and actuating mechanism through fixed pipe one side drives the screw rod and rotates to make the screw thread sleeve pipe reciprocate, the height of adjustment signal lamp, and rely on the self-locking function of screw thread to prevent that the screw thread sleeve pipe from moving down by oneself, be applicable to the complicated road that has the difference in height.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a front sectional view of the present invention.
Fig. 3 is a rear view structural section of the present invention.
Fig. 4 is an enlarged view of the portion a of fig. 2 of the present invention.
Fig. 5 is an enlarged view of the portion B of fig. 3 of the present invention.
Fig. 6 is an enlarged view of the portion C of fig. 2 of the present invention.
Reference numerals shown in the drawings:
1. a base plate; 2. a fixed tube; 3. a support bar; 4. a screw; 5. a threaded bushing; 6. a slider; 7. a signal lamp; 8. a solar panel; 9. a storage battery; 10. a handrail; 11. a traveling wheel; 12. a hydraulic lifting rod; 13. a support plate; 14. a driven bevel gear; 15. a connecting rod; 16. a drive bevel gear; 17. a rocking handle; 18. a sleeve; 19. a loop bar; 20. a stopper; 21. a spring; 22. a limiting block; 23. a rotating seat; 24. a telescopic rod; 25. a first plunger; 26. a first jack; 27. a second plunger; 28. a second receptacle.
Detailed Description
The invention will be further illustrated with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and these equivalents also fall within the scope of the present application.
The invention relates to an emergency traffic light, which comprises a main body structure, wherein a bottom plate 1 is arranged on one side of the surface of the bottom plate 1, a fixed tube 2 is arranged on the inner bottom surface of the fixed tube 2, a support rod 3 is arranged on the inner bottom surface of the fixed tube 2, a screw rod 4 is fixed at the top end of the support rod 3 through a turntable, a threaded sleeve 5 is connected with the external thread of the screw rod 4, the top of the threaded sleeve 5 closes a bottom opening, the top of the threaded sleeve 5 penetrates through the top of the fixed tube 2, the threaded sleeve 5 slides in the fixed tube 2, a slide block 6 is sleeved outside one end of the threaded sleeve 5 positioned in the fixed tube 2, the slide block 6 is connected with the inner cavity of the fixed tube 2 in a sliding manner, the maximum diameter of the slide block 6 is larger than the diameter of the top opening of the fixed tube 2, the bottom of the threaded sleeve 5 is prevented from completely moving out of the fixed tube 2, a signal lamp 7 at the top is prevented from being damaged after the threaded sleeve 5 is separated from the fixed tube 2, a driving mechanism is arranged outside the fixed tube 2, the driving mechanism penetrates through the fixed pipe 2 to control the rotation of the screw rod 4, the driving mechanism drives the screw rod 4 to rotate so as to drive the threaded sleeve 5 to move up and down, so that the height of the signal lamp 7 is adjusted, the signal lamp 7 is arranged at one end, which is positioned outside the fixed pipe 2, of the threaded sleeve 5, the solar panel 8 is arranged at the top of the signal lamp 7, the storage battery 9 is arranged on the surface of the bottom plate 1 and one side of the fixed pipe 2, the solar panel 8 and the signal lamp 7 are respectively and electrically connected with the storage battery 9, the solar panel 8 is electrically connected with the signal lamp 7, when solar energy is sufficiently charged, the solar panel 8 is directly used for providing electric energy for the signal lamp 7 and storing redundant electric energy in the storage battery 9, when the light is weak, the storage battery 9 is used for supplying power to the signal lamp 7, so that the normal use of the equipment under various weathers is ensured, the handrail 10 is arranged at the side edge of the surface of the bottom plate 1, and the walking wheels 11 are arranged at the bottom of the bottom plate 1, carry out equipment through handrail 10, make things convenient for short distance's removal, 1 bottom intermediate position of bottom plate is equipped with hydraulic lifting rod 12, hydraulic lifting rod 12 bottom is equipped with backup pad 13, and the shortest distance after hydraulic lifting rod 12 contracts will guarantee that backup pad 13 bottom surface is located walking wheel 11 top, guarantees walking wheel 11's normal use, enables backup pad 13 bottom surface and ground contact after hydraulic lifting rod 12 extends to can also make bottom plate 1 certain height of jack-up, make the minimum of walking wheel 11 leave ground, guarantee the stability behind the emergency traffic light fixed position.
Preferably, the driving mechanism comprises a driven bevel gear 14 sleeved outside the screw rod 4, the driven bevel gear 14 is arranged at a position, close to the bottom end, of the screw rod 4, a connecting rod 15 penetrating through the fixed pipe 2 is arranged on one side of the fixed pipe 2, the outer circumferential surface of the connecting rod 15 and the wall of the fixed pipe 2 are fixedly installed through a bearing, the connecting rod 15 can rotate around the central shaft, a driving bevel gear 16 is arranged at one end, located in the fixed pipe 2, of the connecting rod 15, the driving bevel gear 16 is meshed with the driven bevel gear 14, a rocking handle 17 is arranged at the other end of the connecting rod 15, the connecting rod 15 is rotated through the rocking handle 17, the driving bevel gear 16 drives the driven bevel gear 14 to rotate, the screw rod 4 is rotated, the threaded sleeve 5 is driven to move up and down, the height of the signal lamp 7 is adjusted, operation is facilitated, and feasibility is high.
Preferably, the distance between the side edge of the supporting plate 13 and the walking wheel 11 is 5-10 cm, the area of the supporting plate 13 is maximized as far as possible on the premise of not interfering with the use of the walking wheel 11, the contact area between the supporting plate 13 and the ground is increased, and the stability of the equipment after being placed is further ensured.
Preferably, be equipped with damper between walking wheel 11 and the bottom plate 1, vibrations when buffer device marchs on uneven road surface protect 1 surperficial signal lamp 7 of bottom plate, battery 9 and solar panel 8, prevent that equipment is impaired.
Preferably, the damping mechanism includes sleeve 18 and loop bar 19, loop bar 19 one end run through sleeve 18 and with sleeve 18 sliding connection, the one end that loop bar 19 is located sleeve 18 is equipped with dog 20, be equipped with spring 21 between dog 20 and the interior bottom surface of sleeve 18, loop bar 19 slides extrusion spring 21 to sleeve 18 after receiving vibrations, utilizes the elasticity of spring 21 to cushion vibrations, then spring 21 kick-backs and makes loop bar 19 stretch out from sleeve 18, accomplishes the buffering, prevents that equipment from damaging.
Preferably, the cross section of the inner cavity of the fixed pipe 2 is rectangular, and the periphery of the cross section of the sliding block 6 is also rectangular, so that the threaded sleeve 5 can only move up and down in the fixed pipe 2 and cannot rotate, and the threaded sleeve 5 is driven to rotate while the screw rod 4 is prevented from rotating, and the height of the signal lamp 7 cannot be adjusted.
Preferably, the inner wall of the fixed pipe 2 and the top of the driving bevel gear 16 are provided with a limiting block 22, the limiting block 22 is annular, the inner diameter of the limiting block 22 is larger than the outer diameter of the threaded sleeve 5 and smaller than the outer diameter of the sliding block 6, the driving bevel gear 16 is located above the driven bevel gear 14, the center of the limiting block 22 can allow the threaded sleeve 5 to pass through but cannot allow the sliding block 6 to pass through, the threaded sleeve 5 is prevented from excessively moving downwards to damage the driving bevel gear 16, and the practicability of the equipment is guaranteed.
Preferably, the bottom of one side of the armrest 10 is hinged to a rotating seat 23, the bottom of the rotating seat 23 is connected to a telescopic rod 24, the bottom of the telescopic rod 24 is fixed in the base plate 1, the bottom of the other side of the armrest 10 is provided with a first insertion rod 25, one side of the surface of the base plate 1 is provided with a first insertion hole 26, the first insertion rod 25 is inserted into the first insertion hole 26, the outer side of the top of the rod hinged to the armrest 10 and the rotating seat 23 is provided with a second insertion rod 27, the other side of the surface of the base plate 1 is provided with a second insertion hole 28, the second insertion rod 27 is inserted into the second insertion hole 28, the armrest 10 can be lifted upwards by the characteristics of the telescopic rod 24, the first insertion rod 25 is pulled out of the first insertion hole 26, the armrest 10 is rotated by 90 degrees around the hinged joint, the armrest 10 is rotated to the other side of the surface of the base plate 1 by the rotating seat 23, and the second insertion rod 27 corresponds to the second insertion hole 28, the second insertion rod 27 is inserted into the second insertion hole 28 again by means of the characteristics of the telescopic rod 24, so that the position of the armrest 10 can be changed at will, the equipment can be moved conveniently in different directions, and the operability is wide.
Preferably, the side of the surface of the base plate 1 where the second jack 28 is located is perpendicular to the side of the surface of the base plate 1 where the first jack 26 is located, so that the equipment can be conveniently moved in different directions.
Push away equipment to the assigned position through handrail 10 and walking wheel 11, loop bar 19 slides extrusion spring 21 in sleeve 18 and can cushion the vibrations of unevenness road surface to equipment, protective apparatus, then extension hydraulic lifting rod 12, make backup pad 13 bottom surface and ground contact after with bottom plate 1 jack-up, prevent that equipment from removing by oneself, it reciprocates to rotate initiative bevel gear 16 through rocking handle 17 and drive threaded sleeve 5, thereby the height of adjustment signal lamp 7, moreover, the steam generator is simple in structure, multiple functions, effectively prevent that equipment from being shaken by the incoming and outgoing vehicle and taking place the position change, be applicable to the complicated road that has the difference in height.
Claims (8)
1. An emergency traffic light, characterized by: comprises a bottom plate (1), a fixed pipe (2) is arranged on one side of the surface of the bottom plate (1), a support rod (3) is arranged on the bottom surface in the fixed pipe (2), a screw rod (4) is rotatably arranged at the top end of the support rod (3), a thread sleeve (5) is connected with the outer thread of the screw rod (4), the top of the thread sleeve (5) penetrates through the top of the fixed pipe (2), the thread sleeve (5) slides in the fixed pipe (2), a sliding block (6) is sleeved outside one end of the thread sleeve (5) positioned in the fixed pipe (2), the sliding block (6) is connected with the inner cavity of the fixed pipe (2) in a sliding manner, a driving mechanism is arranged outside the fixed pipe (2) and penetrates through the fixed pipe (2) to control the rotation of the screw rod (4), a signal lamp (7) is arranged at one end of the thread sleeve (5) positioned outside the fixed pipe (2), the solar panel (8) is arranged at the top of the signal lamp (7), a storage battery (9) is arranged on the surface of the bottom plate (1) and one side of the fixed tube (2), the solar panel (8) and the signal lamp (7) are respectively electrically connected with the storage battery (9), the solar panel (8) is electrically connected with the signal lamp (7), a handrail (10) is arranged at the side edge of the surface of the bottom plate (1), walking wheels (11) are arranged at the bottom of the bottom plate (1), a hydraulic lifting rod (12) is arranged in the middle of the bottom plate (1), and a supporting plate (13) is arranged at the bottom of the hydraulic lifting rod (12);
the bottom of one side of the handrail (10) is hinged with a rotating seat (23), the bottom of the rotating seat (23) is connected with a telescopic rod (24), the bottom of the telescopic rod (24) is fixed in the bottom plate (1), the bottom of the other side of the handrail (10) is provided with a first inserted rod (25), one side of the surface of the bottom plate (1) is provided with a first insertion hole (26), the first inserted rod (25) is inserted into the first insertion hole (26), the outer side of the top of the hinged rod of the handrail (10) and the rotating seat (23) is provided with a second inserted rod (27), the other side of the surface of the bottom plate (1) is provided with a second insertion hole (28), the handrail (10) is lifted upwards by means of the characteristics of the telescopic rod (24), so that the first inserted rod (25) is pulled out of the first insertion hole (26), then the handrail (10) is rotated for 90 degrees around the hinged position, and then the handrail (10) is rotated to the other side of the surface of the bottom plate (1) by the rotating seat (23), the second inserting rod (27) corresponds to the second inserting hole (28), the second inserting rod (27) is inserted into the second inserting hole (28) again depending on the characteristic of the telescopic rod (24), the position of the handrail (10) can be changed at will, and therefore the equipment can be moved conveniently in different directions.
2. An emergency traffic light according to claim 1, characterized in that: the driving mechanism comprises a driven bevel gear (14) sleeved outside a screw rod (4), the driven bevel gear (14) is arranged at a position, close to the bottom end, of the screw rod (4), a connecting rod (15) penetrating through the fixed pipe (2) is arranged on one side of the fixed pipe (2), a driving bevel gear (16) is arranged at one end, located in the fixed pipe (2), of the connecting rod (15), the driving bevel gear (16) is meshed with the driven bevel gear (14), and a rocking handle (17) is arranged at the other end of the connecting rod (15).
3. An emergency traffic light according to claim 1, characterized in that: the distance between the side edge of the supporting plate (13) and the travelling wheel (11) is 5-10 cm.
4. An emergency traffic light according to claim 1, characterized in that: and a damping mechanism is arranged between the travelling wheel (11) and the bottom plate (1).
5. An emergency traffic light according to claim 4, wherein: damper includes sleeve (18) and loop bar (19), loop bar (19) one end run through sleeve (18) and with sleeve (18) sliding connection, the one end that loop bar (19) are located sleeve (18) is equipped with dog (20), be equipped with spring (21) between dog (20) and the interior bottom surface of sleeve (18).
6. An emergency traffic light according to claim 1, characterized in that: the cross section of the inner cavity of the fixed pipe (2) is rectangular, and the periphery of the cross section of the sliding block (6) is also rectangular.
7. An emergency traffic light according to claim 2, characterized in that: fixed pipe (2) inner wall and drive bevel gear (16) top are equipped with stopper (22), stopper (22) are the annular, the internal diameter of stopper (22) is greater than the external diameter of threaded sleeve pipe (5) and is less than the external diameter of slider (6).
8. An emergency traffic light according to claim 1, characterized in that: the side of the surface of the base plate (1) where the second insertion holes (28) are located is perpendicular to the side of the surface of the base plate (1) where the first insertion holes (26) are located.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010088764.6A CN111275996B (en) | 2020-02-12 | 2020-02-12 | Emergency traffic light |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010088764.6A CN111275996B (en) | 2020-02-12 | 2020-02-12 | Emergency traffic light |
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| Publication Number | Publication Date |
|---|---|
| CN111275996A CN111275996A (en) | 2020-06-12 |
| CN111275996B true CN111275996B (en) | 2021-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010088764.6A Active CN111275996B (en) | 2020-02-12 | 2020-02-12 | Emergency traffic light |
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| CN (1) | CN111275996B (en) |
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| CN112962450A (en) * | 2021-02-05 | 2021-06-15 | 广州市第一市政工程有限公司 | Steel case roof beam welding application detection device |
| CN113053230B (en) * | 2021-03-31 | 2021-10-08 | 江苏中建工程设计研究院有限公司 | Building engineering model design and construction equipment based on artificial intelligence |
| CN113570889A (en) * | 2021-07-06 | 2021-10-29 | 淮阴工学院 | Traffic control command device |
| CN115217047B (en) * | 2022-07-15 | 2023-08-22 | 临沂市公路事业发展中心 | Temporary road traffic information real-time monitoring display board |
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