CN111663477A - High-speed middle guardrail - Google Patents
High-speed middle guardrail Download PDFInfo
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- CN111663477A CN111663477A CN202010409123.6A CN202010409123A CN111663477A CN 111663477 A CN111663477 A CN 111663477A CN 202010409123 A CN202010409123 A CN 202010409123A CN 111663477 A CN111663477 A CN 111663477A
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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
- E01F15/00—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
- E01F15/006—Lane control by movable lane separating barriers, e.g. shiftable barriers, retractable kerbs ; Apparatus or barriers specially adapted therefor, e.g. wheeled barriers
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Abstract
The invention provides a high-speed middle guardrail, which relates to the field of high-speed safety and comprises a first embedded block, a second embedded block and a third embedded block, wherein the first embedded block is positioned in the middle of a highway and embedded in the highway and is provided with a middle inner groove, and two sides of the middle inner groove are provided with side inner grooves; the middle upright columns are connected with the middle inner grooves in a sliding mode, the outer upright columns are connected with the side inner grooves in a sliding mode, the top ends of the middle upright columns and the top ends of the outer upright columns penetrate through the surface of the highway, the middle upright columns are located at the middle boundary of the highway, one of the outer upright columns is located at the dotted line of the leftmost lane in the forward driving lane, and the other outer upright column is located at the dotted line of the leftmost lane in the reverse driving lane; the driving part is in power connection with the middle upright post; the connecting portion that is located between center pillar and the outer column, its one end is connected with the outer column, and its other end corresponds with the first connecting hole of establishing in the center pillar bottom, and the traffic jam when can effectively reduce the highway and take place the traffic accident makes things convenient for the traffic police to handle the traffic accident.
Description
Technical Field
The invention relates to the field of high-speed safety, in particular to a high-speed middle guardrail.
Background
The expressway network in China is in four-way and eight-reach, and nowadays, people driving in long distance increasingly select expressways to go out, so that on one hand, the expressway running speed is high, no traffic lights are provided, the traveling time is saved, on the other hand, the road condition of the expressway is excellent, and the expressway network is suitable for various vehicles to run. However, the traffic accidents are also easily caused just by the high speed of the highway.
The application finds that: when a traffic accident occurs at a high speed, the traffic accident often causes a vehicle jam in the high-speed driving direction.
Disclosure of Invention
In view of the above, one or more embodiments of the present disclosure provide a high-speed middle guardrail to solve the technical problem in the prior art that when a traffic accident occurs at a high speed, a vehicle jam often occurs in a high-speed driving direction of the traffic accident.
In view of the above objects, one or more embodiments of the present specification provide a high speed center fence including:
the first embedded block is positioned in the middle of the highway and embedded in the interior of the highway, and is provided with a middle inner groove with an upward opening, and two sides of the middle inner groove are provided with side inner grooves with upward openings;
the middle upright columns are connected with the middle inner grooves in a sliding mode, the top ends of the middle upright columns and the top ends of the outer upright columns penetrate through the surface of the highway, the middle upright columns are located at the middle boundary of the highway, one of the outer upright columns is located at the dotted line of the leftmost lane in the forward driving lane, and the other outer upright column is located at the dotted line of the leftmost lane in the reverse driving lane;
the driving part is fixed in the first embedded block, is in power connection with the middle upright post and is used for driving the middle upright post to slide up and down in the middle inner groove;
one end of the connecting part between the middle upright post and the outer upright post is connected with the outer upright post, the other end of the connecting part corresponds to the first connecting hole arranged at the bottom end of the middle upright post, and after the end is superposed with the corresponding first connecting hole, when the middle upright post moves downwards, the outer upright post moves upwards;
when the vehicle on the highway normally runs, the top end of the middle upright post extends to the upper part of the highway to form a guardrail; the outer posts are retracted below the surface of the highway.
Further, the driving part includes:
the first motor is fixed at the bottom of the middle inner groove;
a first threaded rod with one end connected with the output shaft of the first motor through a coupler is in threaded connection with a threaded hole formed in the bottom of the middle upright post;
the middle upright post is a rectangular upright post.
Further, the connection portion includes:
the first side groove is positioned between the side inner groove and the middle inner groove, and the parts of the front side wall and the rear side wall of the first side groove, which are close to the middle inner groove, are provided with side wall grooves;
the pulley is close to the upper part of the first side groove, and two ends of a rotating shaft of the pulley are fixed on the side wall of the first side groove;
the sliding plate is connected with the side wall groove in a sliding mode, the sliding plate is fixed on the outer side face of the sliding block, an inner groove with an opening facing the middle inner groove is formed in the sliding plate, and the sliding plate is connected with first sliding grooves formed in the front side wall and the rear side wall of the side wall groove in a sliding mode;
one end of the pull rope is fixed on the slide block, and the other end of the pull rope passes around the pulley and is fixedly connected with the position of the outer upright column close to the bottom;
the second electromagnet is fixed at the bottom of the inner groove;
the first connecting block is in sliding connection with the inner groove, and the third electromagnet is fixed at the bottom of the first connecting block and is right opposite to the second electromagnet, and the first connecting block corresponds to the first connecting hole.
Furthermore, the device comprises a first electromagnet fixed at the bottom of the side inner groove.
Further, the method also comprises the following steps:
the second embedded block is embedded in the highway, and two auxiliary inner grooves with upward openings are arranged in the second embedded block, wherein one auxiliary inner groove is positioned in the middle of the leftmost lane in the forward driving lane, and the other auxiliary inner groove is positioned in the middle of the leftmost lane in the reverse driving lane;
the top end of the auxiliary upright post is connected with the auxiliary inner groove in a sliding manner, and a second connecting hole is formed in the position, close to the bottom, of the auxiliary upright post, and penetrates through the surface of the expressway;
the through groove is positioned between the auxiliary inner grooves and is communicated with the two auxiliary inner grooves;
the second motor is fixed at the bottom of the through groove, the bottom end of the second motor is connected with an output shaft of the second motor through a coupler, and the top end of the second threaded rod is connected with the top of the through groove through a bearing;
the second threaded rod is in threaded connection with the middle of the moving rod, and second sliding grooves are formed in the two ends of the moving rod;
the fourth electromagnet is fixed at the bottom of the second sliding chute;
the second connecting block is in sliding connection with the second sliding chute and corresponds to the second connecting hole;
one end of the spring is fixed at the bottom of the second sliding groove, and the other end of the spring is fixed at the end face, located inside the second sliding groove, of the second connecting block.
Further, including being fixed in the railing at middle standing pillar top, the one end of railing is thin pole, and the other end is equipped with the matching groove, and when middle standing pillar top extended to the top of highway, the matching groove coincidence on the thin pole of one of them railing and the adjacent railing.
Furthermore, an embedded groove is formed in the middle boundary of the highway, and when the top end of the middle upright post is contracted to the position below the surface of the highway, the handrail is overlapped with the embedded groove.
The invention has the beneficial effects that: by adopting the high-speed middle guardrail, when a vehicle on a highway normally runs, the top end of the middle upright post extends to the upper part of the highway, so that the guardrail is formed, a forward running lane and a reverse running lane are separated, and the outer upright posts are completely contracted below the surface of the highway at the moment; if a traffic accident occurs in the forward driving lane, all the middle upright columns at least 150m behind and at least 150m in front of the traffic accident are contracted below the surface of the highway under the action of the corresponding driving parts, and meanwhile, the connecting parts corresponding to the outer upright columns in the reverse driving lane are superposed with the corresponding first connecting holes when the driving parts act, so that when the middle upright columns are contracted below the surface of the highway, the top ends of the outer upright columns in the reverse driving lane start to move above the surface of the highway, and the reverse driving lane can temporarily give out a road to facilitate the driving of vehicles in the forward driving lane; if a traffic accident occurs in the reverse driving lane, all the middle upright columns at least 150m behind and at least 150m in front of the same traffic accident are contracted below the surface of the highway, and meanwhile, the top ends of the outer columns in the forward driving lane move upwards to the upper part of the surface of the highway, so that a road can be temporarily set out in the forward driving lane, and the vehicles in the reverse driving lane can conveniently drive; through the process, traffic jam when traffic accidents happen on the highway can be effectively reduced, and traffic accidents are conveniently handled by traffic police.
Drawings
In order to more clearly illustrate one or more embodiments or prior art solutions of the present specification, the drawings that are needed in the description of the embodiments or prior art will be briefly described below, and it is obvious that the drawings in the following description are only one or more embodiments of the present specification, and that other drawings may be obtained by those skilled in the art without inventive effort from these drawings.
FIG. 1 is a top view of an embodiment of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a schematic diagram of a raised outer column according to an embodiment of the present invention;
FIG. 4 is a schematic view of the structure at C in FIG. 2;
FIG. 5 is a cross-sectional view taken along line B-B of FIG. 1;
FIG. 6 is a partial side view of an embodiment of the present invention;
FIG. 7 is a partial top view of an embodiment of the present invention.
Wherein, 1-middle upright post, 2-outer upright post, 3-auxiliary upright post, 4-first embedded block, 5-first motor, 6-side inner groove, 7-middle inner groove, 8-first electromagnet, 9-first threaded rod, 10-threaded hole, 11-first side groove, 12-pull rope, 13-pulley, 14-first connecting hole, 15-side wall groove, 16-slide block, 17-first connecting block, 18-first slide groove, 19-slide plate, 20-second electromagnet, 21-third electromagnet, 22-second embedded block, 23-second motor, 24-second threaded rod, 25-auxiliary inner groove, 26-second connecting hole, 27-moving rod, 28-second connecting block, 29-second slide groove, 30-spring, 31-fourth electromagnet, 32-embedded groove, 33-rail and 34-matching groove.
Detailed Description
To make the objects, technical solutions and advantages of the present disclosure more apparent, the present disclosure is further described in detail below with reference to specific embodiments.
It is to be noted that unless otherwise defined, technical or scientific terms used in one or more embodiments of the present specification should have the ordinary meaning as understood by those of ordinary skill in the art to which this disclosure belongs. The use of "first," "second," and similar terms in one or more embodiments of the specification is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
In view of the above object, a first aspect of the present invention provides an embodiment of a high speed middle fence, as shown in fig. 1, 2 and 3, comprising:
the first embedded block 4 is positioned in the middle of the highway and embedded in the interior of the highway, and is provided with a middle inner groove 7 with an upward opening, and two sides of the middle inner groove 7 are provided with side inner grooves 6 with upward openings;
the middle upright post 1 is connected with the middle inner groove 7 in a sliding mode, the outer upright posts 2 are connected with the side inner grooves 6 in a sliding mode, the top end of the middle upright post 1 and the top ends of the outer upright posts 2 penetrate through the surface of a highway, the middle upright post 1 is located at the middle boundary of the highway, one outer upright post 2 is located at the dotted line of the leftmost lane in the forward driving lane, and the other outer upright post 2 is located at the dotted line of the leftmost lane in the reverse driving lane;
the driving part is fixed in the first embedded block 4, is in power connection with the middle upright post 1 and is used for driving the middle upright post 1 to slide up and down in the middle inner groove 7;
a connecting portion between the center pillar 1 and the outer pillar 2, one end of which is connected to the outer pillar 2 and the other end of which corresponds to a first connecting hole 14 provided at the bottom end of the center pillar 1, and the outer pillar 2 moves upward when the center pillar 1 moves downward after the end coincides with the corresponding first connecting hole 14;
when the vehicle on the expressway normally runs, the top end of the middle upright post 1 extends to the upper part of the expressway to form a guardrail; the outer post 2 is retracted below the surface of the highway.
In the embodiment, when the vehicle on the expressway normally runs, the top end of the middle upright post 1 extends to the upper part of the expressway, so that a guardrail is formed, a forward running lane and a reverse running lane are separated, and the outer upright posts are completely contracted below the surface of the expressway at the moment; if a traffic accident occurs in the forward driving lane, all the middle upright columns 1 at least 150m behind and at least 150m in front of the traffic accident are contracted below the surface of the highway under the action of the corresponding driving parts, and meanwhile, the connecting parts corresponding to the outer upright columns 2 in the reverse driving lane are overlapped with the corresponding first connecting holes 14 under the action of the driving parts, so that when the middle upright columns 1 are contracted below the surface of the highway, the top ends of the outer upright columns 2 in the reverse driving lane start to move above the surface of the highway, and the reverse driving lane can temporarily give way to a road to facilitate the driving of vehicles in the forward driving lane; if a traffic accident occurs in the reverse driving lane, all the middle upright columns 1 at least 150m behind and at least 150m in front of the same traffic accident are retracted to be below the surface of the highway, and simultaneously the top ends of the outer columns 2 in the forward driving lane move upwards to be above the surface of the highway, so that a road can be temporarily set out in the forward driving lane, and the vehicles in the reverse driving lane can conveniently drive; through the process, traffic jam when a traffic accident occurs on a highway can be effectively reduced, and the traffic accident can be conveniently handled by a traffic police; in addition, the middle upright post, the outer upright post, the driving part and the connecting part are all positioned in the first embedded block 4, so that modularization is realized, and the high-speed middle guardrail provided by the invention can be conveniently installed on a highway. Here, it is preferable that the driving section stops driving when the top end of the center pillar 1 is just flush with the highway surface, and also that the top end of the outer pillar 2 is just flush with the highway surface when the outer pillar 2 is retracted below the highway surface, so that the tire during running can be protected.
As an embodiment, as shown in fig. 2 and 3, the driving part includes:
a first motor 5 fixed at the bottom of the middle inner groove 7;
a first threaded rod 9 with one end connected with the output shaft of the first motor 5 through a coupler is in threaded connection with a threaded hole 10 arranged at the bottom of the middle upright post 1;
the middle upright post 1 is a rectangular upright post.
In this embodiment, the first motor 5 drives the first threaded rod 9 to rotate, so that the central upright post 1 moves up or down in the central inner groove 7.
As an embodiment, as shown in fig. 2, 3 and 4, the connection part includes:
a first side groove 11 positioned between the side inner groove 6 and the middle inner groove 7, wherein the front and rear side walls of the first side groove 11 are provided with side wall grooves 15 at the parts close to the middle inner groove 7;
a pulley 13 near the upper part of the first side groove 11, wherein both ends of a rotating shaft of the pulley 13 are fixed on the side wall of the first side groove 11;
the sliding block 16 is connected with the side wall groove 15 in a sliding mode, the sliding plate 19 is fixed on the outer side face of the sliding block 16, an inner groove with an opening facing the middle inner groove 7 is formed in the sliding plate 16, and the sliding plate 19 is connected with a first sliding groove 18 formed in the front side wall and the rear side wall of the side wall groove 15 in a sliding mode;
a pull rope 12 with one end fixed on the sliding block 16 and the other end wound around the pulley 13 and fixedly connected with the position of the outer upright post 2 close to the bottom;
a second electromagnet 20 fixed to the bottom of the inner groove;
the first connecting block 17 is connected with the inner groove in a sliding mode, the third electromagnet 21 is fixed at the bottom of the first connecting block 17, the third electromagnet 21 faces the second electromagnet 20, and the first connecting block 17 corresponds to the first connecting hole 14.
In this embodiment, if a traffic accident occurs in the forward driving lane, the connection portions and the driving portions in all the first insert blocks 4 at least 150m behind and at least 150m in front of the traffic accident will operate, first, the second electromagnet 20 and the third electromagnet 21 in the reverse driving lane are energized to generate mutually repulsive electromagnetic forces, so that the first connection block 17 moves towards the corresponding first connection hole 14, when the front end of the first connection block 17 coincides with the first connection hole 14, the driving portion is activated to drive the middle upright post 1 to move downwards, in the process of moving downwards of the middle upright post 1, the sliding block 16 is driven to move downwards, at this time, the outer upright post 2 can be driven to move upwards through the pull rope 12, when the top end of the middle upright post 1 is flush with the surface of the highway, the driving portion stops driving, so that a temporary lane for the vehicles in the forward driving lane can be formed in the reverse driving lane, after the traffic accident is processed, the driving part drives reversely, so that the middle upright post 1 and the outer upright post 2 are restored to the original positions.
In one embodiment, as shown in FIG. 2 \22014, first electromagnet 8 fixed to the bottom of side inner tank 6 is included if outer column 2 is stuck in side inner tank 6 or if the friction between outer column 2 and side inner tank 6 is too great when outer column 2 is restored to its original position. When the outer column 2 is simply leaned on the gravity and the original position cannot be normally recovered, the first electromagnet 8 is electrified to generate attraction force to the outer column 2, so that the outer column 2 is recovered to the original position.
As an embodiment, as shown in fig. 1 and 5, the method further includes:
the second embedded block 22 is embedded in the expressway, and two auxiliary inner grooves 25 with upward openings are arranged in the second embedded block, wherein one auxiliary inner groove 25 is positioned in the middle of the leftmost lane in the forward driving lane, and the other auxiliary inner groove 25 is positioned in the middle of the leftmost lane in the reverse driving lane;
the top end of the auxiliary upright post 3 which is connected with the auxiliary inner groove 25 in a sliding way penetrates through the surface of the expressway, and a second connecting hole 26 is arranged at the position, close to the bottom, of the auxiliary upright post 3;
a through groove located between the auxiliary inner grooves 25, the through groove being communicated with both of the two auxiliary inner grooves 25;
the second motor 23 is fixed at the bottom of the through groove, the second threaded rod 24 is connected with the output shaft of the second motor 23 at the bottom end through a coupler, and the top end of the second threaded rod 24 is connected with the top of the through groove through a bearing;
the moving rod 27 is connected with the through groove in a sliding mode, the second threaded rod 24 is in threaded connection with the middle position of the moving rod 27, and second sliding grooves 29 are formed in the two ends of the moving rod 27;
a fourth electromagnet 31 fixed to the bottom of the second chute 29;
a second connecting block 28 slidably connected to the second sliding groove 29, corresponding to the second connecting hole 26;
and one end of the spring 30 is fixed at the bottom of the second sliding chute 29, and the other end of the spring 30 is fixed at the end surface of the second connecting block 28 inside the second sliding chute 29.
Considering that the temporarily created road is communicated with the road where the road is originally located, and therefore it is likely that it is difficult for the running vehicle to determine the correct running road, in this embodiment, for example, if the leftmost lane of the reverse running lane temporarily creates a road for the vehicle running in the forward running lane where the traffic accident occurs, after the temporary lane is formed, the auxiliary pillar 3 closest to the head and the tail of the temporary lane will be lifted up, and the lifting process is as follows, when the highway is normal, the front end of the second connecting block 28 overlaps the corresponding second connecting hole 26 under the elastic force of the spring 30, and after the reverse running lane is formed into the temporary lane, the auxiliary pillar 3 closest to the head and the tail of the temporary lane is kept as it is, and the fourth electromagnet 31 corresponding to the other auxiliary pillar 3 located in the same second insert 22 as the auxiliary pillar 3 is electrically powered to generate magnetic force, the second connecting block 28 is separated from the second connecting hole 26, and at this time, the second motor 23 rotates, so that the moving rod 27 moves upwards, and the auxiliary upright post 3 in the reverse driving lane is driven to rise, so that the temporary lane can be isolated from the leftmost lane in the reverse driving lane, and the vehicle can conveniently run; in addition, all the parts of the embodiment are positioned in the first embedded block 4, so that modularization is realized, and the auxiliary upright column provided by the embodiment can be conveniently installed on a highway; here, it is preferable that a warning light may be installed on the auxiliary pillar 3 to play a role of warning the coming and going vehicles.
As an embodiment, as shown in fig. 6 and 7, it includes a handrail 33 fixed on the top of the middle upright 1, one end of the handrail 33 is a thin rod, and the other end is provided with a matching groove 34, when the top end of the middle upright 1 extends to the upper side of the highway, the thin rod of one handrail 33 coincides with the matching groove 34 on the adjacent handrail 33, so that when the middle upright 1 of one section is retracted, the corresponding handrail 33 can be conveniently separated from the adjacent handrail 33.
As an embodiment, as shown in fig. 6, an embedded groove 32 is provided at the middle boundary of the highway, and when the top end of the middle upright post 1 is contracted below the surface of the highway, the rail 33 is overlapped with the embedded groove 32.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the spirit of the present disclosure, features from the above embodiments or from different embodiments may also be combined, steps may be implemented in any order, and there are many other variations of different aspects of one or more embodiments of the present description as described above, which are not provided in detail for the sake of brevity.
It is intended that the one or more embodiments of the present specification embrace all such alternatives, modifications and variations as fall within the broad scope of the appended claims. Therefore, any omissions, modifications, substitutions, improvements, and the like that may be made without departing from the spirit and principles of one or more embodiments of the present disclosure are intended to be included within the scope of the present disclosure.
Claims (7)
1. A high speed center fence, comprising:
the first insert block (4) is positioned in the middle of the highway and embedded in the highway, and is provided with a middle inner groove (7) with an upward opening, and two sides of the middle inner groove (7) are provided with side inner grooves (6) with upward openings;
the middle upright post (1) is connected with the middle inner groove (7) in a sliding mode, the outer upright posts (2) are connected with the side inner grooves (6) in a sliding mode, the top end of the middle upright post (1) and the top ends of the outer upright posts (2) penetrate through the surface of a highway, the middle upright posts (1) are located at the middle boundary of the highway, one outer upright post (2) is located at the dotted line of the leftmost lane in the forward driving lane, and the other outer upright post (2) is located at the dotted line of the leftmost lane in the reverse driving lane;
the driving part is fixed in the first embedded block (4), is in power connection with the middle upright post (1) and is used for driving the middle upright post (1) to slide up and down in the middle inner groove (7);
one end of the connecting part between the middle upright post (1) and the outer upright post (2) is connected with the outer upright post (2), the other end of the connecting part corresponds to a first connecting hole (14) arranged at the bottom end of the middle upright post (1), and after the end is superposed with the corresponding first connecting hole (14), when the middle upright post (1) moves downwards, the outer upright post (2) moves upwards;
when vehicles on the expressway normally run, the top end of the middle upright post (1) extends to the upper part of the expressway to form a guardrail; the outer upright (2) is contracted below the surface of the highway.
2. A high speed intermediate fence according to claim 1 wherein the drive section comprises:
a first motor (5) fixed at the bottom of the middle inner groove (7);
a first threaded rod (9) with one end connected with the output shaft of the first motor (5) through a coupler is in threaded connection with a threaded hole (10) formed in the bottom of the middle upright post (1);
the middle upright post (1) is a rectangular upright post.
3. A high speed intermediate fence according to claim 1 wherein the connecting portion comprises:
a first side groove (11) positioned between the side inner groove (6) and the middle inner groove (7), wherein the front side wall and the rear side wall of the first side groove (11) are provided with side wall grooves (15) at the parts close to the middle inner groove (7);
a pulley (13) close to the upper part of the first side groove (11), wherein two ends of a rotating shaft of the pulley (13) are fixed on the side wall of the first side groove (11);
the sliding plate (16) is connected with the side wall groove (15) in a sliding mode, and the sliding plate (19) is fixed on the outer side face of the sliding plate (16), an inner groove with an opening facing the middle inner groove (7) is formed in the sliding plate (16), and the sliding plate (19) is connected with first sliding grooves (18) formed in the front side wall and the rear side wall of the side wall groove (15) in a sliding mode;
one end of the pull rope (12) is fixed on the sliding block (16), and the other end of the pull rope is wound around the pulley (13) and is fixedly connected with the position of the outer upright post (2) close to the bottom;
a second electromagnet (20) fixed at the bottom of the inner groove;
the first connecting block (17) is in sliding connection with the inner groove, the third electromagnet (21) is fixed at the bottom of the first connecting block (17), the third electromagnet (21) is opposite to the second electromagnet (20), and the first connecting block (17) corresponds to the first connecting hole (14).
4. A high speed intermediate barrier according to claim 1, characterised by comprising a first electromagnet (8) fixed to the bottom of the side inner channel (6).
5. A high speed intermediate fence according to claim 1 further comprising:
the second embedded block (22) is embedded in the expressway, two auxiliary inner grooves (25) with upward openings are formed in the second embedded block, one auxiliary inner groove (25) is positioned in the middle of the leftmost lane in the forward driving lane, and the other auxiliary inner groove (25) is positioned in the middle of the leftmost lane in the reverse driving lane;
the top end of the auxiliary upright post (3) is connected with the auxiliary inner groove (25) in a sliding way, and a second connecting hole (26) is formed in the position, close to the bottom, of the auxiliary upright post (3);
a through groove located between the auxiliary inner grooves (25), the through groove being communicated with both of the two auxiliary inner grooves (25);
the second motor (23) is fixed at the bottom of the through groove, the second threaded rod (24) is connected with the output shaft of the second motor (23) at the bottom end through a coupler, and the top end of the second threaded rod (24) is connected with the top of the through groove through a bearing;
the moving rod (27) is connected with the through groove in a sliding mode, the second threaded rod (24) is in threaded connection with the middle position of the moving rod (27), and second sliding grooves (29) are formed in the two ends of the moving rod (27);
a fourth electromagnet (31) fixed at the bottom of the second chute (29);
a second connecting block (28) slidably connected to the second sliding groove (29) and corresponding to the second connecting hole (26);
and one end of the spring (30) is fixed at the bottom of the second sliding groove (29), and the other end of the spring is fixed at the end surface of the second connecting block (28) positioned in the second sliding groove (29).
6. A high speed intermediate barrier according to claim 1, comprising railings (33) fixed to the top of the intermediate post (1), one end of the railings (33) being a thin rod and the other end being provided with a matching groove (34), wherein when the top end of the intermediate post (1) extends above the highway, the thin rod of one of the railings (33) coincides with the matching groove (34) of the adjacent railing (33).
7. A high speed intermediate barrier as claimed in claim 6, characterised in that an embedded groove (32) is provided at the intermediate boundary of the highway, the rail (33) coinciding with the embedded groove (32) when the top end of the intermediate post (1) is retracted below the surface of the highway.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010409123.6A CN111663477B (en) | 2020-05-14 | 2020-05-14 | High-speed middle guardrail |
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| CN202010409123.6A CN111663477B (en) | 2020-05-14 | 2020-05-14 | High-speed middle guardrail |
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| CN111663477A true CN111663477A (en) | 2020-09-15 |
| CN111663477B CN111663477B (en) | 2021-11-02 |
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| CN110904890A (en) * | 2019-12-09 | 2020-03-24 | 安徽省徽腾智能交通科技有限公司 | Intelligent traffic tidal lane changing device based on electromagnetic conversion |
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| CN104195973A (en) * | 2014-08-22 | 2014-12-10 | 袁湘华 | Urban road separation system |
| CN106939567A (en) * | 2017-05-17 | 2017-07-11 | 湖州众欣交通设施有限公司 | A kind of novel safety guardrail |
| CN207130556U (en) * | 2017-06-20 | 2018-03-23 | 江苏爱可青实业有限公司 | One kind changes its course fence sytsem |
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| CN111663477B (en) | 2021-11-02 |
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