CN117266061A - Multi-functional wisdom pole in tunnel portal that security is high - Google Patents
Multi-functional wisdom pole in tunnel portal that security is high Download PDFInfo
- Publication number
- CN117266061A CN117266061A CN202311552696.4A CN202311552696A CN117266061A CN 117266061 A CN117266061 A CN 117266061A CN 202311552696 A CN202311552696 A CN 202311552696A CN 117266061 A CN117266061 A CN 117266061A
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- CN
- China
- Prior art keywords
- signal
- reinforcement
- opening
- seat
- reinforcing
- 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.)
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Links
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 70
- 230000002787 reinforcement Effects 0.000 claims description 30
- 230000005540 biological transmission Effects 0.000 claims description 13
- 238000005452 bending Methods 0.000 claims description 9
- 239000003086 colorant Substances 0.000 claims description 2
- 239000003351 stiffener Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Classifications
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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
- E01F9/696—Overhead structures, e.g. gantries; Foundation means specially adapted therefor
-
- 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
- E01F13/00—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions
- E01F13/04—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage
- E01F13/048—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage with obstructing members moving in a translatory motion, e.g. vertical lift barriers, sliding gates
-
- 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
- E01F9/617—Illuminated or wired-up posts, bollards, pillars or like upstanding bodies or structures for traffic guidance, warning or control
-
- 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
- E01F9/658—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by means for fixing
- E01F9/673—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by means for fixing for holding sign posts or the like
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Road Signs Or Road Markings (AREA)
Abstract
The invention relates to the field of tunnel signal rods, and discloses a high-safety multifunctional intelligent rod for tunnel openings, which comprises a fixed plate body, symmetrically arranged signal rod bodies and reinforcing seats, wherein the signal rod bodies are fixed on the fixed plate body, the reinforcing seats are sleeved on the lower part of each signal rod body and fixed on the surface of the fixed plate body.
Description
Technical Field
The invention relates to the field of tunnel signal rods, in particular to a multifunctional intelligent rod for tunnel openings, which is high in safety.
Background
With the development of urban construction, urban landscape components are more mature and more rational, and compared with a overpass bridge, the advantages of simple and attractive overall effect, lower investment and the like of the underpass tunnel are more and more favored. The effect of the underpass tunnel in the city is also more and more important, the rationality of the design plays a very important role in solving the urban traffic problem, reasonably utilizing underground space resources and beautifying urban environment, the existing tunnel portal generally sets up the signal rod with the information plate, the signal rod is fixed only through a small number of rivets at the bottom of the signal rod, the signal rod is not suspended but arranged on two sides of a road surface, the road width is reduced to a certain extent, meanwhile, the underpass tunnel is always a high-speed road section for rear-end collision and collision, because a driver can generate stronger difference when driving into the tunnel, partial drivers cannot adapt to the sudden darkening of the light, so that the vehicles driving into the underpass tunnel are always easy to collide with the signal rod on two sides of the road surface because the vehicle width cannot be calculated, the signal rod cannot be cleared in a short time after being collapsed, the traffic of the tunnel is greatly influenced, and therefore, the signal rod with high safety and firmness is required.
Disclosure of Invention
The invention provides a tunnel portal multifunctional intelligent rod with high safety, which overcomes the defects described in the background technology.
The technical scheme adopted for solving the technical problems is as follows:
the utility model provides a multi-functional wisdom pole in tunnel portal that security is high, includes fixed plate body, the signal pole body that the symmetry set up, consolidates the seat, the signal pole body is fixed on the fixed plate body, consolidate the seat cover and establish in the lower part of every signal pole body, and be fixed in the surface of fixed plate body, consolidate the seat and have the mounting hole, and the signal pole body is fixed on the fixed plate body through this mounting hole to the lower extreme front portion of consolidate the seat has the step edge that outwards protrudes, and fixed plate body surface has corresponding caulking groove, the step edge is embedded in the caulking groove;
the front part of the upper end of the reinforcing seat is provided with an arc-shaped surface, and the arc-shaped surface is positioned right above the step edge;
the mounting opening is close to the edge of the reinforcing seat, and the width of the middle part of the reinforcing seat is wider than the width of the front part and the rear part of the reinforcing seat.
A preferred technical scheme is as follows: the signal rod comprises a signal rod body and is characterized by further comprising a fixing mechanism, wherein the fixing mechanism comprises a reinforcing piece, a cavity for accommodating the reinforcing piece is formed in the signal rod body, and the reinforcing piece is installed in the cavity;
the fixed plate body surface is equipped with first opening, and this first opening is linked together with the cavity, the reinforcement runs through into ground through first opening.
A preferred technical scheme is as follows: the side face of the reinforcing piece is provided with a tooth row, the reinforcing piece is driven to lift by a motor, a transmission gear is fixed on an output shaft of the motor, the side face of the signal rod body is provided with a second opening communicated with the cavity, and the transmission gear is embedded into the second opening and meshed with the tooth row on the side face of the reinforcing piece so as to move downwards and penetrate through the first opening by driving the reinforcing piece by the motor;
the two side edges of the second opening are provided with inwards concave clamping grooves, an output shaft of the motor is embedded into the clamping grooves, fixing pieces are respectively sleeved at corresponding positions of the surface of the output shaft of the motor and the front side and the rear side of the transmission gear, and the fixing pieces are fixed on the surface of the signal rod body.
A preferred technical scheme is as follows: the upper end of the reinforcing piece is provided with a bending part, the surface of the signal rod body is also provided with a sliding groove, the sliding groove extends along the length direction of the signal rod body, the sliding groove is communicated with the cavity, and the bending part at the upper end of the reinforcing piece extends outwards through the sliding groove;
the bending parts on the two reinforcing pieces extend towards each other.
A preferred technical scheme is as follows: the two signal rod bodies are connected through a cross beam, a plurality of signal lamps are respectively arranged on the cross beam, cameras are respectively arranged on the two signal rod bodies, each two signal lamps are in a group, and the colors displayed by the signal lamps in the group are different;
the surface mounting of reinforcement has the LED lamp strip, the edge extension of LED lamp strip along the reinforcement.
Compared with the background technology, the technical proposal has the following advantages:
the multifunctional intelligent rod for the tunnel portal can be installed at the entrance of a tunnel or a section of the tunnel, two reinforcing seats can be respectively installed at two sides of the road surface or directly embedded into the road surface or the wall of the tunnel, the signal rod body directly penetrates through the reinforcing seats and is installed on the fixed plate body to form fixation, the edge of the fixed plate body can be fixed through a plurality of rivets to enlarge the ground contact surface, the fixed plate body can also be directly embedded under the road surface to increase the fixation of the fixed plate body, the reinforcing seats are provided with step edges, the step edges are fixedly embedded with the caulking grooves to increase the resistance of the reinforcing seats and the fixed plate body, the front part of the upper end of each reinforcing seat is provided with an arc-shaped surface which is positioned right above the step edges, the arc-shaped structure is arranged on the surface of each reinforcing seat to form leakage force, the lower outline of the trolley head is attached to the surface of the reinforcing seat, and when the trolley is impacted to the surface of the reinforcing seat, the trolley head can be lifted upwards along with the guiding of the arc-shaped surface of the reinforcing seat, the trolley head can not continue to move forwards.
According to the invention, after the function of stopping the vehicle is solved, the strength of the reinforcing seat is required to be improved, and the stress of the reinforcing seat is changed, so that the mounting opening is arranged close to the edge of the reinforcing seat, after the mounting opening is arranged, the distance between the trolley and the signal rod body after the trolley impacts the reinforcing seat can be effectively increased, and the width of the middle part of the reinforcing seat is wider than the width of the front part and the width of the rear part of the reinforcing seat as shown in the figure, so that the leakage force can be formed through a larger volume, the fixity of the signal rod body is fully improved, and the technical problems in the background art are avoided.
When the signal rod body is impacted, the force generated when the trolley impacts the reinforcing seat can be born through the fixing of the reinforcing seat and the fixing plate body to the signal rod body and the reinforcement embedded into the ground, so that the collapse of the signal rod body is avoided.
According to the invention, the transmission gear can be fixed through the second opening, and the output shaft of the motor is transversely limited through the clamping groove, so that when the signal rod body deflects, the motor and the reinforcing seat are driven to bear force through the second opening and the clamping groove, and the shock resistance of the invention is improved.
In addition, the intelligent rod is provided with a control system, so that a camera shoots traffic, when traffic is crowded, crashed or the rear section of the intelligent rod is crashed and the traffic needs to be stopped, the reinforcing parts can be driven to move downwards through the transmission gear on the motor output, and when the two reinforcing parts move downwards simultaneously, the bending parts on the two reinforcing parts can form an interception effect on the traffic, and meanwhile, the intelligent rod lights a signal lamp to warn the vehicle behind.
Drawings
The invention is further described below with reference to the drawings and examples.
Fig. 1 is a schematic diagram of the overall structure of the present invention.
Fig. 2 is a schematic perspective view of the reinforcing seat.
Fig. 3 is a schematic perspective view of another angle of the reinforcing seat.
Fig. 4 is a schematic diagram of the operation of the reinforcement member in intercepting a traffic flow.
Fig. 5 is a disassembled schematic of fig. 4.
Fig. 6 is an exploded view of the connection end of the signal pole body and the motor.
In the figure: the fixing plate body 1, the caulking groove 11, the first opening 12, the signal rod body 2, the signal lamp 21, the camera 22, the second opening 23, the clamping groove 231, the sliding groove 24, the reinforcing seat 3, the mounting groove 31, the mounting opening 32, the step edge 33, the reinforcing piece 4, the motor 41, the transmission gear 411 and the fixing piece 412.
Detailed Description
Example 1
As shown in fig. 1-6, a multifunctional intelligent pole with high safety for tunnel portal comprises a fixed plate body 1, symmetrically arranged signal pole bodies 2 and reinforcing seats 3, wherein the signal pole bodies 2 are fixed on the fixed plate body 1, the reinforcing seats 3 are sleeved on the lower part of each signal pole body 2 and are fixed on the surface of the fixed plate body 1, the reinforcing seats 3 are provided with mounting openings 32, the signal pole bodies 2 penetrate through the mounting openings 32 to be fixed on the fixed plate body 1, the front parts of the lower ends of the reinforcing seats 3 are provided with step edges 33 protruding outwards, the surfaces of the fixed plate body 1 are provided with corresponding caulking grooves 11, and the step edges 33 are embedded in the caulking grooves 11.
The reinforcement seat 3 is provided with the step edge 33, the reinforcement seat 3 and the fixing plate body 1 are fixed through the embedding of the step edge 33 and the caulking groove 11, the resistance of the reinforcement seat 3 and the fixing plate body 1 is increased, the front part of the upper end of the reinforcement seat 3 is provided with an arc-shaped surface which is positioned right above the step edge 33, the surface of the reinforcement seat 3 is provided with an arc-shaped structure for forming a leakage force, the arc-shaped surface is attached to the lower outline of the trolley head, and when the trolley impacts the surface of the reinforcement seat 3, the trolley head can be lifted upwards along with the guidance of the arc-shaped surface of the reinforcement seat 3, and the front wheel of the trolley is suspended to release force and cannot continue to move forwards;
when the function of stopping the vehicle is solved, the strength of the reinforcing seat 3 needs to be improved and the stress of the reinforcing seat 3 needs to be changed, so that the mounting opening 32 is arranged close to the edge of the reinforcing seat 3, after the mounting opening is arranged, the distance between the vehicle and the signal rod body 2 after the vehicle hits the reinforcing seat 3 can be effectively increased, and the width of the middle part of the reinforcing seat 3 is wider than the width of the front part and the width of the rear part of the reinforcing seat 3 as shown in the figure, so that the force leakage can be formed through a larger volume, the fixity of the signal rod body 2 is fully improved, and the problem that the traffic of the tunnel is greatly influenced because part of drivers cannot adapt to sudden darkening of light, the signal rods on two sides of a road surface are easy to be hit due to incapability of calculating the proper vehicle width, and the signal rods cannot be cleared after the signal rods are collapsed is avoided.
Further, the multifunctional intelligent pole for tunnel portal in the invention further comprises a fixing mechanism, the fixing mechanism comprises a reinforcing piece 4, a cavity for accommodating the reinforcing piece 4 is arranged in the signal pole body 2, the reinforcing piece 4 is installed in the cavity, a first opening 12 is arranged on the surface of the fixing plate body 1, the first opening 12 is communicated with the cavity, the reinforcing piece 4 penetrates into the ground through the first opening 12, it can be understood that the reinforcing piece 4 installed in the signal pole body 2 is regarded as a fixing pole, when the multifunctional intelligent pole is installed, a hole is needed to be rotated on the ground firstly, after a sufficient distance is provided for the reinforcing piece 4 to move downwards, the fixing plate body 1 is installed on the ground, and the hole is aligned with the first opening 12, when the signal pole body 2 is impacted, the signal pole body 2 can be fixed by the reinforcing seat 3 and the fixing plate body 1 and the reinforcing piece 4 are embedded into the ground to bear the force when a trolley impacts the reinforcing seat 3, so that collapse of the signal pole body 2 is avoided;
the side of the reinforcement 4 is provided with a tooth row, the reinforcement 4 is driven to lift by a motor 41, a transmission gear 411 is fixed on an output shaft of the motor 41, the side of the signal rod body 2 is provided with a second opening 23 communicated with a cavity, the transmission gear 411 is embedded into the second opening 23 and meshed with the tooth row on the side of the reinforcement 4, so that the reinforcement 4 is driven by the motor 41 to move downwards and penetrate through the first opening 12, and the arrangement is used for adjusting the depth of the reinforcement 4 embedded in the ground and forming fixation by utilizing the reinforcement 4 to prop against the ground;
moreover, the two side edges of the second opening 23 are provided with inward concave clamping grooves 231, the output shaft of the reinforcing seat 3 is embedded into the clamping grooves 231, and corresponding parts of the surface of the output shaft of the motor 41 and the front and rear sides of the transmission gear 411 are respectively sleeved with a fixing piece 412, the fixing piece 412 is fixed on the surface of the signal rod body 2, after the fixing piece is arranged, the transmission gear 411 can be fixed through the second opening 23, and the output shaft of the motor 41 is transversely limited through the clamping grooves 231, so that when the signal rod body 2 deflects, the motor 41 and the reinforcing seat 3 are simultaneously driven to bear force through the second opening 23 and the clamping grooves 231, and the impact resistance of the invention is improved.
Example two
In this embodiment, unlike the first embodiment, the upper end of the stiffener 4 has a bending portion, and the surface of the signal rod body 2 is further provided with a chute 24, the chute 24 extends along the length direction of the signal rod body 2, the chute 24 is communicated with the cavity, the bending portion at the upper end of the stiffener 4 extends outwards through the chute 24, the bending portions on the two stiffeners 4 extend towards each other, the two signal rod bodies 2 are connected by a cross beam, the cross beams are respectively provided with a plurality of signal lamps 21, the two signal rod bodies 2 are respectively provided with a camera 22, each two signal lamps 21 are in a group, the color displayed by each signal lamp 21 in a group is different, the surface of the stiffener 4 is provided with an LED light bar, and the LED light bar extends along the edge of the stiffener 4;
by arranging the above, in order to increase the embodiment mode of the information in the present invention and provide the additional functions of the present invention, by mounting the control system on the intelligent lever in the present invention, the camera 22 photographs the traffic, when traffic congestion, collision or traffic accident occurs at the rear section and the parking flow is required to be intercepted, the driving gear 411 on the output of the motor 41 can drive the stiffener 4 to move down, when the two stiffeners 4 move down simultaneously, the bent parts on the two stiffeners 4 form the intercepting effect on the traffic, and meanwhile, the signal lamp 21 is turned on to warn the vehicle behind, and it is necessary to explain that the signal head 22 photographs the traffic and judges the flow speed of the traffic is known to those skilled in the art, and the technology is generally used for parking detection of parking lots, traffic flow detection of traffic police systems, etc., so that the description will not be repeated.
The foregoing description is only illustrative of the preferred embodiments of the present invention, and therefore should not be taken as limiting the scope of the invention, for all changes and modifications that come within the meaning and range of equivalency of the claims and specification are therefore intended to be embraced therein.
Claims (5)
1. The utility model provides a multi-functional wisdom pole in tunnel portal that security is high, its characterized in that includes fixed plate body (1), symmetrical signal pole body (2) that set up, reinforcement seat (3), signal pole body (2) are fixed on fixed plate body (1), reinforcement seat (3) cover are established in the lower part of every signal pole body (2) and are fixed in the surface of fixed plate body (1), reinforcement seat (3) have mounting hole (32), and signal pole body (2) pass this mounting hole (32) and fix on fixed plate body (1), and the lower extreme front portion of reinforcement seat (3) has outside bellied step edge (33), and fixed plate body (1) surface has corresponding caulking groove (11), step edge (33) are embedded in caulking groove (11);
the front part of the upper end of the reinforcing seat (3) is provided with an arc-shaped surface, and the arc-shaped surface is positioned right above the step edge (33);
the mounting opening (32) is arranged close to the edge of the reinforcing seat (3), and the width of the middle part of the reinforcing seat (3) is wider than the width of the front part and the rear part of the reinforcing seat (3).
2. The multifunctional intelligent pole for the tunnel portal with high safety according to claim 1, further comprising a fixing mechanism, wherein the fixing mechanism comprises a reinforcing piece (4), a cavity for accommodating the reinforcing piece (4) is formed in the signal pole body (2), and the reinforcing piece (4) is installed in the cavity;
the surface of the fixed plate body (1) is provided with a first opening (12), the first opening (12) is communicated with the cavity, and the reinforcing piece (4) penetrates into the ground through the first opening (12).
3. The multifunctional intelligent pole for tunnel portal with high safety according to claim 2, wherein the side surface of the reinforcement (4) is provided with a tooth row, the reinforcement (4) is driven to lift by a motor (41), a transmission gear (411) is fixed on the output shaft of the motor (41), the side surface of the signal pole body (2) is provided with a second opening (23) communicated with the cavity, and the transmission gear (411) is embedded into the second opening (23) and meshed with the tooth row at the side surface of the reinforcement (4) so as to drive the reinforcement (4) to move downwards and penetrate through the first opening (12) by the motor (41);
the two side edges of the second opening (23) are provided with inwards concave clamping grooves (231), an output shaft of the motor (41) is embedded into the clamping grooves (231), fixing pieces (412) are respectively sleeved at corresponding positions of the front side and the rear side of the surface of the output shaft of the motor (41) and the front side and the rear side of the transmission gear (411), and the fixing pieces (412) are fixed on the surface of the signal rod body (2).
4. A multifunctional intelligent pole for tunnel portal with high safety according to claim 3, wherein the upper end of the reinforcement (4) has a bending part, the surface of the signal pole body (2) is further provided with a chute (24), the chute (24) extends along the length direction of the signal pole body (2), the chute (24) is communicated with the cavity, and the bending part at the upper end of the reinforcement (4) extends outwards through the chute (24);
the bends in the two stiffening elements (4) extend towards each other.
5. The multifunctional intelligent pole for tunnel portal with high safety according to any one of claims 2-4, wherein two signal pole bodies (2) are connected through a cross beam, a plurality of signal lamps (21) are respectively arranged on the cross beam, cameras (22) are respectively arranged on the two signal pole bodies (2), each two signal lamps (21) are in a group, and the colors displayed by the signal lamps (21) in the group are different;
the surface mounting of reinforcement (4) has LED lamp strip, LED lamp strip extends along the edge of reinforcement (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311552696.4A CN117266061B (en) | 2023-11-21 | 2023-11-21 | Multi-functional wisdom pole in tunnel portal that security is high |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311552696.4A CN117266061B (en) | 2023-11-21 | 2023-11-21 | Multi-functional wisdom pole in tunnel portal that security is high |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117266061A true CN117266061A (en) | 2023-12-22 |
| CN117266061B CN117266061B (en) | 2024-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311552696.4A Active CN117266061B (en) | 2023-11-21 | 2023-11-21 | Multi-functional wisdom pole in tunnel portal that security is high |
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| Country | Link |
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| CN (1) | CN117266061B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107654237A (en) * | 2017-11-01 | 2018-02-02 | 长安大学 | A kind of tunnel portal anticollision retaining wall systems |
| KR20210008594A (en) * | 2019-07-15 | 2021-01-25 | 장현실 | Smart tunnel entrance blocking apparatus |
| CN213014022U (en) * | 2020-05-26 | 2021-04-20 | 周凤荣 | Height limiting device with adjusting function for road |
| CN112695671A (en) * | 2020-12-04 | 2021-04-23 | 杭州亥迪交通设备有限公司 | Automatic change unmanned management's limit for height railing |
| CN113818377A (en) * | 2021-11-11 | 2021-12-21 | 马晓腾 | Height-adjustable height limiting device with alarming function for highway bridge |
| CN114481901A (en) * | 2022-03-01 | 2022-05-13 | 黄志永 | Vehicle traffic height limiting device for road and bridge |
| CN116556768A (en) * | 2023-06-08 | 2023-08-08 | 中交第二公路工程局有限公司 | Anti-collision device for highway construction and application method thereof |
-
2023
- 2023-11-21 CN CN202311552696.4A patent/CN117266061B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107654237A (en) * | 2017-11-01 | 2018-02-02 | 长安大学 | A kind of tunnel portal anticollision retaining wall systems |
| KR20210008594A (en) * | 2019-07-15 | 2021-01-25 | 장현실 | Smart tunnel entrance blocking apparatus |
| CN213014022U (en) * | 2020-05-26 | 2021-04-20 | 周凤荣 | Height limiting device with adjusting function for road |
| CN112695671A (en) * | 2020-12-04 | 2021-04-23 | 杭州亥迪交通设备有限公司 | Automatic change unmanned management's limit for height railing |
| CN113818377A (en) * | 2021-11-11 | 2021-12-21 | 马晓腾 | Height-adjustable height limiting device with alarming function for highway bridge |
| CN114481901A (en) * | 2022-03-01 | 2022-05-13 | 黄志永 | Vehicle traffic height limiting device for road and bridge |
| CN116556768A (en) * | 2023-06-08 | 2023-08-08 | 中交第二公路工程局有限公司 | Anti-collision device for highway construction and application method thereof |
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| Publication number | Publication date |
|---|---|
| CN117266061B (en) | 2024-01-30 |
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