CN114086823A - Edge protection reinforcing device for road and bridge and installation method thereof - Google Patents
Edge protection reinforcing device for road and bridge and installation method thereof Download PDFInfo
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- CN114086823A CN114086823A CN202111414100.5A CN202111414100A CN114086823A CN 114086823 A CN114086823 A CN 114086823A CN 202111414100 A CN202111414100 A CN 202111414100A CN 114086823 A CN114086823 A CN 114086823A
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- road
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- ring plate
- protective
- supporting seat
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
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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
- E01F15/14—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 specially adapted for local protection, e.g. for bridge piers, for traffic islands
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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
- E01F15/14—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 specially adapted for local protection, e.g. for bridge piers, for traffic islands
- E01F15/143—Protecting devices located at the ends of barriers
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- Structural Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
An edge protection reinforcing device for a road and a bridge and an installation method thereof belong to the technical field of municipal buildings, and aim to solve the problem that when a guardrail is subjected to frontal collision and the advancing angle of a vehicle cannot be changed, the vehicle has great danger and is rushed out of the guardrail, the edge protection reinforcing device comprises a bottom reinforcing member for enhancing the stability of the base foot of the guardrail; and a collision buffer mechanism for buffering when the guard rail is collided, wherein the collision buffer mechanism is arranged at the outer side of the guard rail; and a protection net for preventing the vehicle from rushing out of the road; the input end of the pressurized linkage module is connected with the collision buffer mechanism; and the net surface driving module is arranged on the outer side of the protective fence, the protective net is arranged at the output end of the net surface driving module, and the output end of the pressurized linkage module is connected with the net surface driving module, so that the protective fence used on a road can be reinforced, vehicles can be prevented from rushing out of the protective fence to the maximum extent, and the life safety of drivers and passengers is protected.
Description
Technical Field
The invention relates to an edge protection and reinforcement device for a road and a bridge and an installation method thereof, and belongs to the technical field of municipal construction.
Background
The statements in this section merely provide background information related to the present disclosure and may not constitute prior art.
The guardrail is mainly used for protecting and protecting personal safety and equipment facilities in occasions such as houses, roads, commercial districts, public places and the like.
The invention discloses a highway safety protective guard at a sharp turning part in the invention patent application with the application publication number of CN108978538A and the application publication number of 2018.12.11, which comprises a protective column, a protective railing, pulleys, a rotating shaft, a connecting rod, a supporting rod, an anchor, a roadbed and a cushion seat; set up circular protection post in highway sharp turn department bend outside, lay two rows of hollow protection railing along the protection post in co-altitude department, lay the pulley in protecting the railing to make the pulley part expose and protect the railing, set up the bracing piece in the protection post outside simultaneously, play the effect of reinforcing rail guard structure. The pulley is arranged in the protective railing, so that when a vehicle runs too fast and impacts the protective railing, the pulley in the protective railing slides, the running direction of the vehicle can be changed, the kinetic energy of the vehicle impacting the protective railing is effectively converted, and the serious traffic accident caused by the vehicle impacting the protective railing and even rushing out of a road is avoided. The patent application of the invention aims at the situation that after a vehicle is out of control and a non-frontal angle collision is carried out on a guardrail, the vehicle can be prevented from rushing out of the guardrail by guiding the vehicle to change the angle, but when the guardrail is in a frontal collision and the advancing angle of the vehicle cannot be changed, the vehicle has the possibility of rushing out of the guardrail, and the edge protection reinforcing device for the road and the bridge is urgently needed to solve the problem, and is used for the guardrail shown in fig. 1 in a road accident-prone section of a bridge.
It should be noted that the above background description is only for the convenience of clear and complete description of the technical solutions in the present specification and for the understanding of those skilled in the art. Such solutions are not considered to be known to the person skilled in the art merely because they have been set forth in the background section of the present specification.
Disclosure of Invention
The invention aims to solve the technical problem that the prior art has the defects, and provides an edge protection reinforcing device for a road and a bridge and an installation method thereof.
The application provides an edge protection reinforcing device for a road and a bridge, which comprises a bottom reinforcing member for enhancing the stability of a base of a protective guard; and a collision buffer mechanism for buffering when the guard rail is collided, wherein the collision buffer mechanism is arranged at the outer side of the guard rail; and a protection net for preventing the vehicle from rushing out of the road; the input end of the pressurized linkage module is connected with the collision buffer mechanism; and the net surface driving module is arranged on the outer side of the protective guard, the protective net is arranged at the output end of the net surface driving module, and the output end of the pressurized linkage module is connected with the net surface driving module.
Preferably, the bottom reinforcing member comprises a first supporting seat and a second supporting seat, the first supporting seat and the second supporting seat have the same structure, and the base feet of the protective guard are wrapped by butting the first supporting seat and the second supporting seat; the first supporting seat and the second supporting seat are connected with the road surface through bolts.
Preferably, the impact buffering mechanism includes a fixed semi-ring plate; one end of the hinged semi-ring plate is hinged with the fixed semi-ring plate; the movable end of the elastic component is fixedly connected with the fixed semi-ring plate, and the fixed end of the elastic component is connected with the non-working part of the pressed linkage module.
Preferably, the elastic component comprises a sleeve, and the sleeve is arranged on the non-working part of the pressurized linkage module; the first spring is arranged inside the sleeve; the sliding sheet is arranged in the sleeve and is in sliding connection with the sleeve; and one end of the linkage rod is connected with the sliding sheet, and the other end of the linkage rod penetrates through the sleeve and is fixedly connected with the fixed semi-ring plate.
Preferably, the pressed linkage module comprises a supporting piece, the supporting piece is arranged on the outer side of the protective guard, the tail of the sleeve is fixedly connected with the supporting piece, one surface of the sliding sheet, facing the tail of the sleeve, is provided with an inserting rod, and the tail of the sleeve is provided with an opening; an accommodating cavity is formed in the supporting piece, a through hole is formed in the joint of the supporting piece and the sleeve, the through hole and the opening at the tail of the sleeve are coaxially arranged, and the accommodating cavity is communicated with the through hole in an L shape; the cylinder is arranged inside the accommodating cavity, and is provided with an elastic sheet which is provided with a lug; one end of the second spring is connected with the cylinder, the other end of the second spring is connected with the inside of the containing cavity, and the lug is inserted into the through hole when the second spring is in a compressed state; and the input end of the electric control driving assembly faces the accommodating cavity, and the output end of the electric control driving assembly is arranged at the stress end of the mesh surface driving module.
Preferably, the electrically controlled driving assembly comprises a sensor arranged beside the supporting member and facing the accommodating cavity; the air bag is arranged at the stress end of the net surface driving module; and the controller is respectively connected with the sensor and the air bag.
Preferably, the net surface driving module comprises a frame arranged at the edge of the bridge; the two ends of the top beam are respectively provided with a sliding rod; the unwinding roller is arranged on the rack, one end of the protective net is wound on the unwinding roller, and the other end of the protective net is connected with the top beam; the guide cylinders are respectively arranged on two sides of the rack, the sliding rod is in sliding connection with the guide cylinders, and the air bag is arranged inside the guide cylinders.
Preferably, the net surface driving module further comprises anti-falling components, and the anti-falling components are respectively arranged on two sides of the rack; the anti-falling assembly comprises a rotating rod, and the rotating rod penetrates through the rack and is rotatably connected with the rack; the gear is arranged at one end of the rotating rod, a plurality of grooves are arranged on the sliding rod, and the grooves are meshed with the gear; the ratchet wheel is arranged at the other end of the rotating rod; and the pawl is used for controlling the rotation direction of the ratchet wheel and is arranged on the rack.
Preferably, the reinforcing device further comprises an unwinding frame, the unwinding frame is respectively arranged on the guard rail main beams at the two ends of the top beam, an unwinding wheel which is rotatably connected is arranged on the unwinding frame, a wound steel wire rope is arranged on the unwinding wheel, and the end part of the steel wire rope is connected with the top beam.
A method for installing an edge protection and reinforcement device for a road and a bridge comprises the following steps:
the method comprises the following steps that firstly, a first supporting seat and a second supporting seat are in butt joint to wrap a base foot of a protective guard;
step two, connecting the first supporting seat and the second supporting seat with the road surface through bolts;
step three, mounting the cylinder with the cylinder and the second spring inside on the outer side of the guard rail;
step four, semi-surrounding the fixed semi-ring plate in the middle of the main beam of the protective guard, turning over the hinged semi-ring plate to buckle the hinged semi-ring plate on the beam in the middle of the protective guard, wrapping the middle of the main beam of the protective guard by the fixed semi-ring plate and the hinged semi-ring plate, and fixedly connecting the hinged semi-ring plate with the fixed semi-ring plate;
step five, fixedly connecting the elastic component fixing part with the supporting part;
step six, mounting the net surface driving module on the side edge of the bridge, and respectively connecting the two ends of the protective net with the unwinding roller and the top beam;
step seven, mounting the unwinding frame on main beams of the protective guards positioned on two sides of the protective net, and connecting the steel wire rope with the top beam;
and step eight, establishing the linkage relation between the pressed linkage module and the net surface driving module through the electric control driving assembly.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the edge protection reinforcing device for the road and the bridge and the mounting method thereof, the protective guard used on the road can be reinforced through the arrangement of the bottom reinforcing member and the collision buffer mechanism, and the bottom reinforcing member, the collision buffer mechanism, the protective net, the pressed linkage module and the net surface driving module are mounted on the protective guard at the position where the bridge and the road accidents happen frequently, so that the vehicle can be prevented from rushing out of the protective guard to the maximum extent, and the life safety of a driver and passengers is protected;
2. according to the edge protection reinforcing device for the road and bridge and the mounting method of the edge protection reinforcing device, stress points of the guard rail can be increased when the guard rail is impacted through the arrangement of the first supporting seat, the second supporting seat and the bolt, and the effect of enhancing the firmness of the guard rail is achieved;
3. according to the edge protection reinforcing device for the road and the bridge and the mounting method thereof, through the arrangement of the collision buffer mechanism, a large amount of thrust can be given when the protective guard is deformed and bent due to collision, so that the condition that vehicles directly rush out of the bridge after the protective guard on the road of the bridge is deformed after the protective guard is collided is avoided;
4. according to the edge protection reinforcing device for the road and bridge and the installation method thereof, the net surface driving module can be started immediately when the protective guard is excessively deformed by the arrangement of the pressed linkage module;
5. according to the edge protection reinforcing device for the road and bridge and the mounting method thereof, vehicles can be prevented from rushing out of the protective guard and falling below the bridge through the arrangement of the protective guard, the net surface driving module and the unreeling frame.
Drawings
Fig. 1 is a schematic perspective view of a guard rail;
FIG. 2 is a first perspective view of the present invention;
FIG. 3 is a schematic perspective view of the present invention;
FIG. 4 is a perspective view of the bottom reinforcement of the present invention;
FIG. 5 is an enlarged view of FIG. 4 at A;
FIG. 6 is a side view of the bottom reinforcement, impact cushion and compression linkage module of the present invention;
FIG. 7 is a side view of the impact cushion mechanism and the compression linkage module of the present invention;
FIG. 8 is a sectional view taken along line B-B of FIG. 7;
FIG. 9 is an enlarged view at C of FIG. 8;
FIG. 10 is a first schematic view of a three-dimensional structure of a bottom reinforcement, an impact buffering mechanism, a protective net, a pressed linkage module, a net surface driving module and a unreeling rack of the present invention;
FIG. 11 is an enlarged view of FIG. 10 at D;
FIG. 12 is a side view of the bottom reinforcement, impact cushion, protective mesh, compression linkage module, mesh drive module, and unwind stand of the present invention;
FIG. 13 is a sectional view taken along line E-E of FIG. 12;
FIG. 14 is a schematic view of a second three-dimensional structure of the bottom reinforcement, the impact buffering mechanism, the protective net, the pressed linkage module, the net surface driving module and the unreeling rack of the present invention;
FIG. 15 is an enlarged view at F of FIG. 14;
in the figure: 1. a bottom reinforcement; 1a, a first supporting seat; 1b, a second supporting seat; 1c, a bolt;
2. a collision buffer mechanism; 2a, fixing a semi-ring plate; 2b, hinging the semi-ring plate; 2c, an elastic component; 2c1, sleeve; 2c2, a first spring; 2c3, slide sheet; 2c4, a trace; 2c5, plunger; 3. a protective net; 4. a pressed linkage module; 4a, a support; 4a1, a containing cavity; 4a2, through-hole; 4b, a cylinder; 4b1, a spring plate; 4b2, bumps; 4c, a second spring; 4d, an electric control driving component; 4d1, sensor; 4d2, balloon; 5. a mesh surface driving module; 5a, a frame; 5b, a top beam; 5b1, sliding bar; 5b2, groove; 5c, unwinding rollers; 5d, a guide cylinder; 5e, an anti-falling component; 5e1, rotating rod; 5e2, gear; 5e3, ratchet; 5e4, detent; 6. unwinding the frame; 6a, unwinding wheels; 6b, a steel wire rope; 7. a guard rail.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.
As shown in fig. 1, fig. 2 and fig. 3, the following preferred technical solutions are provided:
an edge protection reinforcing device for a road bridge comprises a bottom reinforcing member 1 used for enhancing the stability of a base of a protective guard; and an impact buffering mechanism 2 for buffering when the guard rail is impacted, the impact buffering mechanism 2 being disposed outside the guard rail; and a protection net 3 for preventing the vehicle from rushing out of the road; the input end of the pressed linkage module 4 is connected with the collision buffer mechanism 2; and the net surface driving module 5, the net surface driving module 5 is arranged at the outer side of the protective fence, the protective net 3 is arranged at the output end of the net surface driving module 5, and the output end of the pressurized linkage module 4 is connected with the net surface driving module 5.
Specifically, in order to solve the technical problems of strengthening the bridge road guard railing and protecting personnel on the vehicle, firstly, the bottom reinforcement 1 is arranged at a base foot of the guard railing connected with the road surface, the bottom reinforcement 1 is used for secondarily connecting the support legs of the guard railing with the road surface, the stability and the impact resistance of the guard railing are enhanced, the stability of the guard railing is improved as the first layer of the guard railing, the impact buffer mechanism 2 is arranged at the outer side of the guard railing, the vehicle impacts the inner side of the guard railing after the running vehicle is out of control, when the impact force is overlarge, the middle part and the upper part of the guard railing are bound to be outward bent, when the guard railing on the bridge road is impacted, the vehicle can directly rush out of the bridge after the guard railing deforms, because the guard railing absorbs a large amount of impact in the impact process, the potential energy of the vehicle is greatly reduced, and finally, the excessive bending of the guard railing is avoided under the pushing force of the impact buffer mechanism 2, the buffer force of the second layer of protective guard is improved, and finally, when a serious traffic accident occurs, a vehicle collides with the protective guard to cause the vehicle to be bent excessively, at the moment, the vehicle can rush out of the protective guard according to inertia, the collision buffer mechanism 2 is pressed to the limit after the protective guard is bent excessively, the pressed linkage module 4 is immediately controlled by a signal after the collision buffer mechanism 2 is pressed to the limit, the net surface driving module 5 drives the protective net 3 on the outer side of the protective guard to rise immediately, as the vehicle is blocked and buffered by the first layer of reinforced protective guard and the second layer of collision buffer mechanism 2, the potential energy of the vehicle is remained a little, and what is needed is to avoid the vehicle from crossing a bridge, the protective net 3 is made of a flexible material, and the vehicle crossing the protective guard is finally blocked.
As shown in fig. 4 and 5, the following preferred technical solutions are provided:
the bottom reinforcing member 1 comprises a first supporting seat 1a and a second supporting seat 1b, the first supporting seat 1a and the second supporting seat 1b are identical in structure, and the base feet of the protective guard are wrapped through butt joint of the first supporting seat 1a and the second supporting seat 1 b; the bolt 1c is used for connecting the first support seat 1a and the second support seat 1b with the road surface through the bolt 1 c;
specifically, in order to solve the technical problem of the firmness of the guard rail, although the guard rail installed by the conventional casting method is very stable, the guard rail is very easy to break when being impacted due to the problem of the stress point, and the stress point of the guard rail when being impacted can be increased to achieve a stable effect by fixing the base of the guard rail again through the first supporting seat 1a, the second supporting seat 1b and the bolt 1 c.
As shown in fig. 6 and 7, the following preferred technical solutions are provided:
the collision buffer mechanism 2 includes a fixed half ring plate 2 a; one end of the hinged semi-ring plate 2b is hinged with the fixed semi-ring plate 2 a; the movable end of the elastic component 2c is fixedly connected with the fixed semi-ring plate 2a, and the fixed end of the elastic component 2c is connected with the non-working part of the pressed linkage module 4;
specifically, in order to solve the technical problem that the protective guard is deformed by impact, the fixed semi-ring plate 2a is semi-enclosed in the middle of the main beam of the protective guard, then the hinged semi-ring plate 2b is turned over and buckled on a girder at the middle part of the protective guard, at the moment, the fixed semi-ring plate 2a and the hinged semi-ring plate 2b wrap the middle part of the girder of the protective guard, then the hinged semi-ring plate 2b is fixedly connected with the fixed semi-ring plate 2a, when the running vehicle is out of control and then impacts the inner side of the guard railing, when the impact force is overlarge, the middle part and the upper part of the guard railing are necessarily bent outwards, the main beam of the guard railing presses the movable end of the elastic component 2c through the fixed semi-ring plate 2a and the hinged semi-ring plate 2b, since the crash barrier has absorbed a large amount of impact during a collision, the potential energy of the vehicle is greatly reduced, and excessive bending of the crash barrier is finally prevented under the pushing back force of the collision buffer mechanism 2.
As shown in fig. 8, the following preferred technical solutions are provided:
the elastic component 2c comprises a sleeve 2c1, and the sleeve 2c1 is arranged at a non-working part of the pressed linkage module 4; and a first spring 2c2, the first spring 2c2 being disposed inside the sleeve 2c 1; and a slide 2c3, the slide 2c3 is arranged inside the sleeve 2c1 and is connected with the sleeve in a sliding way; one end of the linkage rod 2c4 is connected with the sliding sheet 2c3, and the other end of the linkage rod 2c4 penetrates through the sleeve 2c1 and is fixedly connected with the fixed semi-ring plate 2 a;
specifically, in order to solve the technical problem of avoiding excessive deformation of the guard rail, when the guard rail is bent after being collided, the main beam of the guard rail presses the linkage rod 2c4 through the fixed semi-ring plate 2a and the hinged semi-ring plate 2b, the linkage rod 2c4 presses the first spring 2c2 through the slide plate 2c3, and the first spring 2c2 in the sleeve 2c1 buffers the pressure and rebounds.
As shown in fig. 8 and 9, the following preferred solutions are provided:
the pressed linkage module 4 comprises a support 4a, the support 4a is arranged on the outer side of the guard rail, the tail part of the sleeve 2c1 is fixedly connected with the support 4a, one surface of the sliding sheet 2c3 facing the tail part of the sleeve 2c1 is provided with an inserted link 2c5, and the tail part of the sleeve 2c1 is provided with an opening; the supporting piece 4a is provided with an accommodating cavity 4a1, a through hole 4a2 is formed at the connecting part of the supporting piece 4a and the sleeve 2c1, the through hole 4a2 and the opening at the tail part of the sleeve 2c1 are coaxially arranged, and the accommodating cavity 4a1 is communicated with the through hole 4a2 in an L shape; the cylinder 4b is arranged in the accommodating cavity 4a1, the cylinder 4b is provided with an elastic sheet 4b1, and the elastic sheet 4b1 is provided with a bump 4b 2; and a second spring 4c, one end of the second spring 4c is connected with the cylinder 4b, the other end of the second spring 4c is connected with the inside of the containing cavity 4a1, and the lug 4b2 is inserted into the through hole 4a2 when the second spring 4c is in a compressed state; the input end of the electric control driving component 4d faces the accommodating cavity 4a1, and the output end of the electric control driving component 4d is arranged at the stress end of the mesh surface driving module 5;
specifically, in order to solve the technical problem that the mesh surface driving module 5 is triggered to start after the guard rail is excessively compressed, when the collision buffer mechanism 2 is excessively compressed, the sliding piece 2c3 is close to the tail of the sleeve 2c1, the insertion rod 2c5 penetrates through the opening in the tail of the sleeve 2c1 and enters the through hole 4a2, the insertion rod 2c5 enters the through hole 4a2 to push the bump 4b2 out of the through hole, at the moment, the bump 4b2 cannot limit the position of the cylinder 4b through the elastic piece 4b1, the second spring 4c pushes the cylinder 4b out of the accommodating cavity 4a1, the cylinder 4b extends out and then contacts with the input end of the electronic control driving component 4d, and the output end of the electronic control driving component 4d immediately starts the mesh surface driving module 5 to work.
As shown in fig. 9, 12 and 13, the following preferred technical solutions are provided:
the electronically controlled actuating assembly 4d comprises a sensor 4d1 arranged laterally to the support 4a and facing the housing chamber 4a 1; and an airbag 4d2, the airbag 4d2 is arranged at the force bearing end of the net surface driving module 5; and a controller connected to the sensor 4d1 and the airbag 4d2, respectively;
specifically, in order to solve the technical problem of rapidly triggering the activation of the mesh surface drive module 5, the gas generator and the airbag 4d2 and the like are generally made together to form an airbag module. The sensor 4d1 senses the collision strength of the automobile and transmits the sensed signal to the controller, the controller receives and processes the signal of the sensor 4d1, when the controller judges that the air bag needs to be opened, an ignition signal is immediately sent to trigger the gas generator, after the gas generator receives the ignition signal, the rapid ignition well generates a large amount of gas to inflate the air bag 4d2, and the net face driving module 5 is driven by the suddenly expanded air bag 4d2 as a power source to enable the protective net 3 to rise rapidly.
As shown in fig. 10, the following preferred technical solutions are provided:
the net surface driving module 5 comprises a frame 5a arranged at the edge of the bridge; the two ends of the top beam 5b are respectively provided with a sliding rod 5b 1; the unwinding roller 5c is arranged on the rack 5a, one end of the protective net 3 is wound on the unwinding roller 5c, and the other end of the protective net 3 is connected with the top beam 5 b; guide cylinders 5d respectively provided on both sides of the frame 5a, a slide bar 5b1 slidably connected to the guide cylinders 5d, and an airbag 4d2 provided inside the guide cylinders 5 d;
specifically, in order to solve the technical problem of driving the protective net 3 to rise quickly, after the sensor 4d1 expands rapidly, the sensor pushes the top beam 5b to move upwards quickly by the sliding rod 5b1, the top beam 5b deploys the protective net 3 wound on the unwinding roller 5c upwards during the movement, the frame 5a is used for fixing and supporting, and the guide cylinder 5d is used for forming a pushing cavity for expanding the airbag 4d2 and guiding the moving direction of the sliding rod 5b 1.
As shown in fig. 11, 14 and 15, the following preferred technical solutions are provided:
the net surface driving module 5 further comprises anti-falling components 5e, and the anti-falling components 5e are respectively arranged on two sides of the rack 5 a; the anti-falling assembly 5e comprises a rotating rod 5e1, and the rotating rod 5e1 penetrates through the frame 5a and is rotatably connected with the frame; the gear 5e2, the gear 5e2 is arranged at one end of the rotating rod 5e1, a plurality of grooves 5b2 are arranged on the sliding rod 5b1 in an arrayed manner, and the grooves 5b2 are meshed with the gear 5e 2; and a ratchet 5e3, the ratchet 5e3 being provided at the other end of the rotating lever 5e 1; and a pawl 5e4 for controlling the rotation direction of the ratchet 5e3, the pawl 5e4 being provided on the frame 5 a.
Specifically, in order to solve the technical problem that the top beam 5b drives the protective net 3 to fall back after rising, when the sliding rod 5b1 moves upwards, the groove 5b2 drives the gear 5e2 to rotate, the gear 5e2 drives the ratchet 5e3 to rotate along with the gear 5e1 through the rotating rod 5e1, the ratchet 5e3 can normally rotate when the sliding rod 5b1 moves upwards through the control of the pawl 5e4, but when the sliding rod 5b1 falls, the ratchet 5e3 is indirectly driven to rotate, and the pawl 5e4 controls the ratchet 5e3 to rotate.
As shown in fig. 10 and 11, the following preferred technical solutions are provided:
the reinforcing device further comprises an unwinding frame 6, the unwinding frame 6 is respectively arranged on the guard rail main beams at the two ends of the top beam 5b, an unwinding wheel 6a which is rotatably connected is arranged on the unwinding frame 6, a wound steel wire rope 6b is arranged on the unwinding wheel 6a, and the end part of the steel wire rope 6b is connected with the top beam 5 b;
specifically, in order to solve the technical problem that the protection net 3 is inclined outwards after being impacted, when the top beam 5b drives the protection net 3 to rise, the protection net 3 only depends on two sliding rods 5b1 to be unable to bear when being impacted, the stress point needs to be increased, the firmness when the protection net 3 is impacted is increased by pulling the top beam 5b through the steel wire rope 6b with fixed length, the unreeling frame 6 is used for supporting the unreeling wheel 6a, and the unreeling wheel 6a is used for supporting the steel wire rope 6 b.
A method for installing an edge protection and reinforcement device for a road and a bridge comprises the following steps:
firstly, butting a first supporting seat 1a and a second supporting seat 1b to wrap a base foot of the protective guard;
step two, connecting the first supporting seat 1a and the second supporting seat 1b with the road surface through bolts 1 c;
step three, installing a cylinder 4b provided with a cylinder 4b and a second spring 4c inside on the outer side of the guard rail;
step four, semi-surrounding the fixed semi-ring plate 2a in the middle of the main beam of the protective guard, turning over the hinged semi-ring plate 2b and buckling the hinged semi-ring plate on the middle beam of the protective guard, wrapping the middle of the main beam of the protective guard by the fixed semi-ring plate 2a and the hinged semi-ring plate 2b, and fixedly connecting the hinged semi-ring plate 2b with the fixed semi-ring plate 2 a;
step five, fixedly connecting the fixing part of the elastic component 2c with the support part 4 a;
step six, mounting the net surface driving module 5 on the side edge of the bridge, and respectively connecting the two ends of the protective net 3 with the unwinding roller 5c and the top beam 5 b;
step seven, installing unwinding frames 6 on main beams of the protective guards positioned at two sides of the protective net 3, and connecting steel wire ropes 6b with top beams 5 b;
and step eight, establishing the linkage relation between the pressed linkage module 4 and the net surface driving module 5 through the electric control driving component 4 d.
This application is through bottom reinforcement 1 and the setting that collides buffer gear 2, can consolidate the rail guard that uses on the road, rail guard installation bottom reinforcement 1 through the department that the bridge road accident is frequent, collide buffer gear 2, protection network 3, pressurized interlock module 4 and wire side drive module 5, stress point when can increasing the rail guard and receive the striking, reach the effect of reinforcing rail guard fastness, can receive to collide to give a large amount of thrust backs when appearing the deformation crooked at the rail guard, avoid the rail guard on the bridge road to receive to collide the back, the rail guard is at the back of the deformation back vehicle direct rush out the bridge, can furthest avoid the vehicle to rush out the rail guard, protect navigating mate and passenger's life safety.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides an edge protection reinforcing apparatus for road and bridge which characterized in that includes:
a base reinforcement (1) for enhancing the stability of the guard rail at the base thereof;
a collision buffer mechanism (2) for buffering when the crash barrier is collided, wherein the collision buffer mechanism (2) is arranged at the outer side of the crash barrier;
a protective net (3) for preventing the vehicle from rushing out of the road;
the input end of the compression linkage module (4) is connected with the collision buffer mechanism (2);
and the net surface driving module (5) is arranged on the outer side of the protective guard, the protective net (3) is arranged at the output end of the driving module (5), and the output end of the pressed linkage module (4) is connected with the driving module (5).
2. The edge protection and reinforcement device for the road and bridge according to claim 1, wherein the bottom reinforcement member (1) comprises a first supporting seat (1a) and a second supporting seat (1b), the first supporting seat (1a) and the second supporting seat (1b) have the same structure, and the base of the protective guard is wrapped by butting the first supporting seat (1a) and the second supporting seat (1 b);
the bolt (1c), first supporting seat (1a) and second supporting seat (1b) pass through bolt (1c) and are connected with the road surface.
3. The edge-protecting and reinforcing device for road and bridge use according to claim 2, characterized in that said impact cushioning means (2) comprise a fixed semi-ring plate (2 a); and
one end of the hinged semi-ring plate (2b) is hinged with the fixed semi-ring plate (2 a);
the movable end of the elastic component (2c) is fixedly connected with the fixed semi-ring plate (2a), and the fixed end of the elastic component (2c) is connected with the non-working part of the pressed linkage module (4).
4. The edge protection and reinforcement device for road and bridge according to claim 3, characterized in that the elastic member (2c) comprises a sleeve (2c1), the sleeve (2c1) is arranged on the non-working portion of the compression link module (4); and
a first spring (2c2), the first spring (2c2) being disposed inside the sleeve (2c 1); and
the sliding piece (2c3), the sliding piece (2c3) is arranged inside the sleeve (2c1) and is connected with the sleeve in a sliding way; and
one end of the linkage rod (2c4) is connected with the sliding sheet (2c3), and the other end of the linkage rod (2c4) penetrates through the sleeve (2c1) and is fixedly connected with the fixed semi-ring plate (2 a).
5. The edge protection and reinforcement device for the road and bridge as claimed in claim 4, wherein the compression linkage module (4) comprises a support member (4a), the support member (4a) is arranged outside the guard rail, the tail part of the sleeve (2c1) is fixedly connected with the support member (4a), one side of the sliding sheet (2c3) facing the tail part of the sleeve (2c1) is provided with an insertion rod (2c5), and the tail part of the sleeve (2c1) is provided with an opening; an accommodating cavity (4a1) is formed in the supporting piece (4a), a through hole (4a2) is formed in the connecting position of the supporting piece (4a) and the sleeve (2c1), the through hole (4a2) and the opening in the tail of the sleeve (2c1) are coaxially arranged, and the accommodating cavity (4a1) is communicated with the through hole (4a2) in an L shape; and
the cylinder (4b), the cylinder (4b) is arranged inside the containing cavity (4a1), the cylinder (4b) is provided with a spring plate (4b1), and the spring plate (4b1) is provided with a bump (4b 2); and
a second spring (4c), one end of the second spring (4c) is connected with the cylinder (4b), the other end of the second spring (4c) is connected with the inside of the containing cavity (4a1), and the lug (4b2) is inserted into the through hole (4a2) when the second spring (4c) is in a compressed state; and
the input end of the electric control driving component (4d) faces towards the accommodating cavity (4a1), and the output end of the electric control driving component (4d) is arranged at the stress end of the mesh surface driving module (5).
6. The edge-protecting and reinforcing device for road and bridge use according to claim 5, characterized in that said electrically controlled driving assembly (4d) comprises a sensor (4d1) arranged beside said supporting element (4a) and facing towards said housing chamber (4a 1); and
the air bag (4d2), the air bag (4d2) is arranged at the stressed end of the net surface driving module (5); and
and the controller is respectively connected with the sensor (4d1) and the air bag (4d 2).
7. The edge protection and reinforcement device for road and bridge according to claim 6, characterized in that the net surface driving module (5) comprises a frame (5a) arranged at the edge of the bridge; and
the two ends of the top beam (5b) are respectively provided with a sliding rod (5b 1); and
the unwinding roller (5c) is arranged on the rack (5a), one end of the protective net (3) is wound on the unwinding roller (5c), and the other end of the protective net (3) is connected with the top beam (5 b);
and guide cylinders (5d) respectively arranged at two sides of the frame (5a), a sliding rod (5b1) is connected with the guide cylinders (5d) in a sliding way, and an air bag (4d2) is arranged in the guide cylinders (5 d).
8. The edge protection and reinforcement device for the road and bridge as claimed in claim 7, wherein the net surface driving module (5) further comprises anti-falling components (5e), the anti-falling components (5e) are respectively arranged at two sides of the frame (5 a);
the anti-falling assembly (5e) comprises a rotating rod (5e1), and the rotating rod (5e1) penetrates through the rack (5a) and is rotatably connected with the rack; and
the gear (5e2), the gear (5e2) is arranged at one end of the rotating rod (5e1), a plurality of grooves (5b2) are arranged on the sliding rod (5b1), and the grooves (5b2) are meshed with the gear (5e 2); and
a ratchet wheel (5e3), wherein the ratchet wheel (5e3) is arranged at the other end of the rotating rod (5e 1); and
a pawl (5e4) for controlling the rotation direction of the ratchet wheel (5e3), wherein the pawl (5e4) is arranged on the frame (5 a).
9. The edge protection and reinforcement device for the road and bridge according to claim 8, further comprising an unwinding frame (6), wherein the unwinding frame (6) is respectively arranged on the guard rail main beams at two ends of the top beam (5b), the unwinding frame (6) is provided with an unwinding wheel (6a) which is rotatably connected, the unwinding wheel (6a) is provided with a wound steel wire rope (6b), and the end of the steel wire rope (6b) is connected with the top beam (5 b).
10. The mounting method of the edge protection and reinforcement device for the road and the bridge is characterized by comprising the following steps of:
firstly, butting a first supporting seat (1a) and a second supporting seat (1b) to wrap a base foot of the protective guard;
secondly, the first supporting seat (1a) and the second supporting seat (1b) are connected with the road surface through bolts (1 c);
step three, mounting the cylinder (4b) with the cylinder (4b) and the second spring (4c) inside on the outer side of the guard rail;
step four, semi-surrounding the fixed semi-ring plate (2a) in the middle of the main beam of the protective guard, turning over the hinged semi-ring plate (2b) and buckling the hinged semi-ring plate on the beam in the middle of the protective guard, wrapping the middle of the main beam of the protective guard by the fixed semi-ring plate (2a) and the hinged semi-ring plate (2b), and fixedly connecting the hinged semi-ring plate (2b) with the fixed semi-ring plate (2 a);
step five, fixedly connecting the fixed part of the elastic component (2c) with the support part (4 a);
sixthly, mounting the net surface driving module (5) at the side edge of the bridge, and respectively connecting the two ends of the protective net (3) with the unwinding roller (5c) and the top beam (5 b);
seventhly, installing unreeling frames (6) on main beams of the protective guards positioned on two sides of the protective guard (3), and connecting steel wire ropes (6b) with top beams (5 b);
and step eight, establishing the linkage relation between the pressed linkage module (4) and the net surface driving module (5) through the electric control driving assembly (4 d).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111414100.5A CN114086823B (en) | 2021-11-25 | 2021-11-25 | Edge protection reinforcing device for road and bridge and installation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111414100.5A CN114086823B (en) | 2021-11-25 | 2021-11-25 | Edge protection reinforcing device for road and bridge and installation method thereof |
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| CN114086823A true CN114086823A (en) | 2022-02-25 |
| CN114086823B CN114086823B (en) | 2023-01-24 |
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| CN115341803A (en) * | 2022-07-20 | 2022-11-15 | 中国建筑第八工程局有限公司 | Assembled guardrail and using method thereof |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN114086823B (en) | 2023-01-24 |
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