CN109577250B

CN109577250B - Municipal administration street crash barrier

Info

Publication number: CN109577250B
Application number: CN201910098651.1A
Authority: CN
Inventors: 赵雪丽
Original assignee: Shandong Tianzhi Information Technology Co ltd
Current assignee: SHANDONG TIANZHI INFORMATION TECHNOLOGY Co.,Ltd.
Priority date: 2019-01-31
Filing date: 2019-01-31
Publication date: 2020-11-06
Anticipated expiration: 2039-01-31
Also published as: CN109577250A

Abstract

The invention discloses a municipal street crash barrier.A supporting seat comprises a supporting seat I and a supporting seat II, wherein cross beams are arranged on two sides of the supporting seat, and a plurality of protection rings are arranged on one side of a supporting rod I; one side of the cross beam is provided with a stand column, two sides of the cross beam II are provided with anti-collision plates, and one side of each anti-collision plate is provided with a spring I; one side of the anti-collision plate is provided with a supporting device; the guardrail comprises a supporting device and is characterized in that a fixing device II is arranged on one side of the supporting device, a fixing box is arranged on one side of the supporting seat, a gear II is arranged in the fixing box, racks II are arranged on two sides of the gear II, a limiting block is arranged on one side of the rack II, a supporting block I is arranged on one side of the supporting block II, the supporting block I is arranged on an anti-collision plate, and the two fixing devices II corresponding to the two supporting devices are distributed in the supporting seat in a staggered mode.

Description

Municipal administration street crash barrier

Technical Field

The invention belongs to the technical field of municipal guardrails, and particularly relates to a municipal street anti-collision guardrail.

Background

In recent years, with the increase of vehicles in cities, roads in the cities are more crowded, street guardrails are commonly adopted in the cities to maintain traffic order at present, and although the speed of influence of vehicle limitation and speed limit is obviously reduced in the cities, traffic accidents among vehicles still happen to collide against the guardrails; at present, guardrails used in cities are easy to damage after vehicles collide, and the maintenance cost of the guardrails is increased; the guardrail does not produce cushioning effect to the vehicle behind the vehicle striking guardrail, leads to the vehicle impaired seriously, leads to the vehicle to rush into opposite lane and takes place more serious traffic accident when serious.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provide the municipal street anti-collision guardrail, which improves the impact resistance of the guardrail and has a buffering effect on vehicles.

In order to achieve the purpose, the invention adopts the technical scheme that:

a municipal street crash barrier comprises a supporting seat, a cross beam, a crash barrier plate, a supporting device and a stand column, wherein the supporting seat comprises a supporting seat I and a supporting seat II, one side of the supporting seat I is provided with a supporting seat II, the supporting seat I is connected with the supporting seat II through screws, the lower part of the supporting seat is provided with a base I, the two sides of the supporting seat are provided with cross beams, the cross beam comprises a cross beam I and a cross beam II, the upper part of the cross beam I is provided with a cover plate I, the lower part of the cross beam I is provided with a cross beam II, the lower part of the cross beam II is provided with a cover plate II, the cross beam I is connected with the cross beam II through a plurality of supporting rods I; one side of the cross beam is provided with an upright post, the cross beam I and the cross beam II are movably connected with the upright post through a support plate I, the cross beam between adjacent support seats is connected with the support plate I through the upright post, and the cross beam rotates around the upright post; when the vehicle strikes the guardrail, rotate through the stand between the crossbeam and reduce the vehicle and collide the shear stress of junction when the guardrail, make the crashworthiness of guardrail increase, reduce the damage degree of vehicle when striking the guardrail, reduce cost of maintenance.

The anti-collision device comprises a crossbeam II, a spring I, a plurality of supporting rods II, a spring I, a spring retainer and a spring retainer, wherein the anti-collision plates are arranged on two sides of the crossbeam II and are movably connected to the crossbeam II through the supporting rods II; when a vehicle impacts the anti-collision plate, the anti-collision plate plays a role in buffering the vehicle through the spring I; anticollision board one side is equipped with strutting arrangement, and strutting arrangement connects on the supporting seat, strutting arrangement includes backup pad II, bracing piece IV, spring II, backup pad III, supporting seat one side is equipped with backup pad II, II one ends of backup pad are through II swing joint of pivot on the supporting seat, II one sides of backup pad are equipped with slider I, slider I slides in the guide way, I one side of slider is equipped with backup pad III, I opposite side of slider is equipped with spring II, spring II is connected in slider I and backup pad II, I one side of slider is equipped with bracing piece IV, through round pin axle swing joint between IV one end of bracing piece and the slider I, the IV other end of bracing piece is through III swing joint of pivot on the.

One side of each supporting device is provided with a fixing device II, each fixing device II comprises a fixing box, a supporting block II, a rack II, a fixing rod I, a fixing rod II and a gear II, the fixing box is arranged on one side of the supporting seat, the gear II is arranged inside the fixing box and movably connected to the fixing box through a rotating shaft IV, the racks II are arranged on two sides of the gear II, the two racks II are distributed on two sides of the gear II in a staggered mode, the racks II slide in the fixing box, a limiting block is arranged on one side of each rack II, the supporting block II is arranged at one end of each rack II, the other end of each rack II is connected to the fixing box through a spring IV, the fixing rod I and the fixing rod II are arranged on one side of each rack II respectively, the supporting block I is arranged on the anti-collision; when a vehicle impacts on the guardrail and exceeds the bearing limit of the spring I, the anti-collision plate drives the fixing device II on the other side to move through the supporting block I, the anti-collision plate drives the supporting block I to push the supporting block II to move, the supporting block II drives the two racks II to move in opposite directions through the racks II and the gear II, and the racks II drive the fixing rod I and the fixing rod II to move so that the supporting device is separated from the fixing device II; support arrangement inner spring II promotes slider I and operates the motion along the direction, thereby slider I drives bracing piece IV and rotates along pivot III and make backup pad II rotate along pivot II, thereby the backup pad II realizes collapsing the guardrail and injures pedestrian and the vehicle in opposite lane when preventing that the vehicle from offending to the support of guardrail, and support arrangement passes through the stability that II increase guardrails of backup pad, prevents that the vehicle from rushing into opposite lane and causing more serious damage.

Preferably, the lower part of the supporting device is provided with a sliding block II, the sliding block II slides in the guide groove, one side of the sliding block II is provided with a spring III, and one end of the sliding block II is provided with a base II; when slider I moved to II bottoms of backup pad through II springs, III springs reduced the clashing of slider I, played the effect of buffering when backup pad II contacts ground, reduced the harm to strutting arrangement.

Preferably, connecting shafts are arranged on two sides of the supporting rod I, fixing rings I and fixing rings II are arranged on two sides of the connecting shafts, and the connecting shafts are connected to the cross beam through the fixing rings I and the fixing rings II; when the vehicle strikes the guardrail and leads to bracing piece I to damage, realize the change to bracing piece I alone through taking out solid fixed ring I and solid fixed ring II, reduce maintenance duration.

Preferably, the anticollision board includes protective layer, buffer layer, supporting layer, and the supporting layer plays the effect of support, and supporting layer one side is equipped with the buffer layer, and the buffer layer is cellular structure, reduces the vehicle impact, and buffer layer one side is equipped with the protective layer, and the protective layer cover reduces the harm that the buffer layer received on the buffer layer surface.

Preferably, a fixing device I is arranged on one side of the cross beam II and comprises a support rod III, a tension spring, a chain and a rotary table, the rotary table is arranged on one side of the cross beam II, a gear I is arranged on one side of the rotary table, the rotary table and the gear I are movably connected onto the cross beam II through a rotating shaft I, a rack I is arranged on one side of the gear I and is connected onto two anti-collision plates, the chain is arranged on the other side of the rotary table, one end of the chain is connected onto the rotary table, a baffle is arranged at the other end of the chain, the support rod III is arranged on one side of the baffle, the tension spring is arranged on one side of the support rod III, the fixing devices I; bracing piece III stretches into in the fixed block among fixing device I, fixing device I passes through the fixed block and realizes the fixed to the crossbeam, avoid the guardrail to rotate around the stand, increase the stability of guardrail, when vehicle striking guardrail, the crash bar motion passes through rack I, I drive carousel of gear rotates, the carousel drives the separation that the chain removed realization two bracing pieces III, bracing piece III breaks away from behind the fixed block guardrail realization rotates around the stand, bracing piece III realizes realizing the fixed to the guardrail in getting into the fixed block again under the effect of extension spring after the crash bar reconversion.

Compared with the prior art, the invention has the beneficial effects that:

1) the guardrail is provided with a cross beam and an upright post, the cross beam and the support seat support are movably connected with the upright post through the support plate I, the adjacent cross beams are movably connected with the upright post through the support plate I, the cross beam rotates around the upright post when a vehicle impacts the guardrail, the shear stress at the joint of the guardrail is reduced, the impact resistance of the guardrail is improved, and the damage degree of the vehicle impact on the guardrail is reduced;

2) the guardrail is equipped with strutting arrangement, and when the vehicle struck the guardrail on, the anticollision board drove I of supporting shoe and promotes II movements of fixing device, makes strutting arrangement break away from in II from fixing device, and II promotion backup pad II of spring rotate along II pivots among the strutting arrangement, play the supporting role to the guardrail, and the guardrail collapses when preventing the vehicle from striking the guardrail, prevents that the vehicle from rushing into the more serious harm that leads to the fact in opposite lane.

Drawings

FIG. 1 is a schematic view of a municipal street crash barrier according to the present invention;

FIG. 2 is a schematic structural view of a center pillar of the anti-collision guardrail for the municipal street according to the invention;

FIG. 3 is a schematic structural view of a middle cross beam II of the anti-collision guardrail on the municipal street, which is disclosed by the invention;

FIG. 4 is a schematic view of a support seat structure in the anti-collision guardrail of the municipal street according to the invention;

FIG. 5 is a schematic structural view of a support device in the anti-collision guardrail of the municipal street according to the invention;

FIG. 6 is a schematic structural view of a fixing device II in the municipal street crash barrier;

FIG. 7 is a schematic structural view of a support rod I in the anti-collision guardrail for the municipal street, which is disclosed by the invention;

FIG. 8 is a schematic structural view of an anti-collision plate in the anti-collision guardrail for the municipal street according to the invention;

FIG. 9 is a schematic view of the bottom structure of the crash barrier for municipal streets according to the invention;

FIG. 10 is a schematic view of an extended state of the crash barrier support apparatus for municipal streets according to the invention;

in the figure: 1-column, 2-guard ring, 3-support bar I, 4-beam, 41-beam I, 42-beam II, 5-cover plate I, 6-support seat, 61-support seat I, 62-support seat II, 7-bumper plate, 71-protective layer, 72-buffer layer, 73-support layer, 8-support block I, 9-support device, 10-base I, 11-support plate I, 12-fixing block, 13-fixing device I, 14-rack I, 15-cover plate II, 16-spring I, 17-support bar II, 18-fixing device II, 19-fixing ring I, 20-fixing ring II, 21-connecting shaft II, 101-baffle, 102-gear I, 103-rotating shaft I, 104-supporting rod III, 105-tension spring, 106-chain, 107-rotating disc, 201-rotating shaft II, 202-supporting plate II, 203-spring II, 204-supporting plate III, 205-sliding block I, 206-supporting rod IV, 207-guiding groove, 208-rotating shaft III, 209-sliding block II, 210-spring III, 211-base II, 301-supporting block II, 302-fixing box, 303-limiting block, 304-rack II, 305-rotating shaft IV, 306-gear II, 307-spring IV, 308-fixing rod I, 309-fixing rod II.

Detailed Description

For the convenience of understanding of those skilled in the art, the technical solution of the present invention will be further described in detail with reference to fig. 1 to 10.

A municipal street crash barrier comprises a supporting seat 6, a cross beam 4, a crash barrier 7, a supporting device 9 and a stand column 1, wherein the supporting seat 6 comprises a supporting seat I61 and a supporting seat II 62, the supporting seat II 62 is arranged on one side of the supporting seat I61, the supporting seat I61 is connected with the supporting seat II 62 through a screw, a base I10 is arranged on the lower portion of the supporting seat 6, the cross beam 4 is arranged on two sides of the supporting seat 6, the cross beam 4 comprises a cross beam I41 and a cross beam II 42, a cover plate I5 is arranged on the upper portion of the cross beam I41, the cross beam II 42 is arranged on the lower portion of the cross beam I41, a cover plate II 15 is arranged on the lower portion of the cross beam II 42, the cross beam I41 is connected with the cross beam II 42 through a plurality of supporting rods I3, a; one side of the beam 4 is provided with an upright post 1, the beam I41 and the beam II 42 are movably connected with the upright post 1 through a support plate I11 on a support seat 6, the beam 4 between the adjacent support seats 6 is connected with the support plate I11 through the upright post 1, and the beam 4 rotates around the upright post 1; when the vehicle strikes the guardrail, rotate through stand 1 between the crossbeam 4 and reduce the vehicle and collide the shear stress of junction when the guardrail, make the crashworthiness of guardrail increase, reduce the damage degree of vehicle when striking the guardrail, reduce cost of maintenance.

The anti-collision device is characterized in that anti-collision plates 7 are arranged on two sides of the cross beam II 42, the anti-collision plates 7 are movably connected to the cross beam II 42 through a plurality of support rods II 17, a spring I16 is arranged on one side of each anti-collision plate 7, and the spring I16 is arranged on the support rods II 17; when a vehicle collides against the anti-collision plate 7, the anti-collision plate 7 plays a role in buffering the vehicle through the spring I16; the supporting device 9 is arranged on one side of the anti-collision plate 7, the supporting device 9 is connected to the supporting seat 6, the supporting device 9 comprises a supporting plate II 202, a supporting rod IV 206, a spring II 203 and a supporting plate III 204, the supporting plate II 202 is arranged on one side of the supporting seat 6, one end of the supporting plate II 202 is movably connected to the supporting seat 6 through a rotating shaft II 201, a sliding block I205 is arranged on one side of the supporting plate II 202, the sliding block I205 slides in a guide groove 207, the supporting plate III 204 is arranged on one side of the sliding block I205, and the supporting plate III 204 is connected to the supporting plate II 202 to prevent the; the other side of the slider I205 is provided with a spring II 203, the spring II 203 is connected between the slider I205 and the support plate II 202, one side of the slider I205 is provided with a support rod IV 206, one end of the support rod IV 206 is movably connected with the slider I205 through a pin shaft, and the other end of the support rod IV 206 is movably connected to the support seat 6 through a rotating shaft III 208.

One side of the supporting device 9 is provided with a fixing device II 18, the fixing device II 18 comprises a fixing box 302, a supporting block II 301, a rack II 304, a fixing rod I308, a fixing rod II 309 and a gear II 306, a fixed box 302 is arranged on one side of the supporting seat 6, a gear II 306 is arranged inside the fixed box 302, the gear II 306 is movably connected to the fixed box 302 through a rotating shaft IV 305, racks II 304 are arranged on two sides of the gear II 306, the two racks II 304 are distributed on two sides of the gear II 306 in a staggered mode, the racks II 304 slide in the fixed box 302, a limiting block 303 is arranged on one side of each rack II 304, a supporting block II 301 is arranged at one end of each rack II 304, the other end of each rack II 304 is connected to the fixed box 302 through a spring IV 307, a fixing rod I308 and a fixing rod II 309 are respectively arranged on one side of each rack II 304, a supporting block I8 is arranged on one side of each, two fixing devices II 18 corresponding to the two supporting devices 9 are distributed in the supporting seat 6 in a staggered manner; when a vehicle impacts the guardrail and exceeds the bearing limit of the spring I16, the anti-collision plate 7 drives the fixing device II 18 on the other side to move through the supporting block I8, the anti-collision plate 7 drives the supporting block I8 to push the supporting block II 301 to move, the supporting block II 301 drives the two racks II 304 to move in the opposite directions through the racks II 304 and the gears II 306, and the racks II 304 drive the fixing rod I308 and the fixing rod II 309 to move so that the supporting device 9 is separated from the fixing device II 18; spring II 203 promotes slider I205 along the motion of guide way 207 in strutting arrangement 9, thereby slider I205 drives bracing piece IV 206 and rotates along II 201 rotations in pivot III 208 make II 202 rotations in the backup pad, the backup pad II 202 realizes that the guardrail collapses and injures pedestrian and the vehicle in opposite lane when preventing the vehicle to collide to the support of guardrail, strutting arrangement 9 increases the stability of guardrail through backup pad II 202, prevent that the vehicle from rushing into opposite lane and causing more serious damage.

A sliding block II 209 is arranged at the lower part of the supporting device 9, the sliding block II 209 slides in the guide groove 207, a spring III 210 is arranged on one side of the sliding block II 209, and a base II 211 is arranged at one end of the sliding block II 209; when the sliding block I205 moves to the bottom of the supporting plate II 202 through the spring II 203, the spring III 210 reduces the collision of the sliding block I205, and plays a role in buffering when the supporting plate II 202 contacts the ground, so that the damage to the supporting device 9 is reduced.

Two sides of the support rod I3 are provided with connecting shafts 21, two sides of each connecting shaft 21 are provided with a fixing ring I19 and a fixing ring II 20, and the connecting shafts 21 are connected to the cross beam 4 through the fixing rings I19 and the fixing rings II 20; when the vehicle strikes the guardrail and leads to bracing piece I3 to damage, realize the change to bracing piece I3 alone through taking out solid fixed ring I19 and solid fixed ring II 20, reduce maintenance duration.

The anti-collision plate 7 comprises a protective layer 71, a buffer layer 72 and a support layer 73, the support layer 73 plays a supporting role, the buffer layer 72 is arranged on one side of the support layer 73, the buffer layer 72 is of a honeycomb structure and reduces vehicle impact force, the protective layer 71 is arranged on one side of the buffer layer 72, and the protective layer 71 is sleeved on the surface of the buffer layer 72 to reduce damage to the buffer layer 72.

The fixing device I13 is arranged on one side of the cross beam II 42, the fixing device I13 comprises a supporting rod III 104, a tension spring 105, a chain 106 and a rotary table 107, the rotary table 107 is arranged on one side of the cross beam II 42, a gear I102 is arranged on one side of the rotary table 107, the rotary table 107 and the gear I102 are movably connected to the cross beam II 42 through a rotary shaft I103, a rack I14 is arranged on one side of the gear I102, the rack I14 is connected to the two anti-collision plates 7, the chain 106 is arranged on the other side of the rotary table 107, one end of the chain 106 is connected to the rotary table 107, a baffle 101 is arranged at the other end of the chain 106, a supporting rod III 104 is arranged on one side of the baffle 101, the tension spring 105 is arranged on one side of the supporting rod III 104, the; bracing piece III 104 stretches into in fixing device I13 during the fixed block 12, fixing device I13 passes through fixed block 12 and realizes the fixed to crossbeam 4, avoid the guardrail to rotate around stand 1, increase the stability of guardrail, when vehicle striking guardrail, the motion of crashproof board 7 passes through rack I14, I102 drive carousel 107 of gear rotates, carousel 107 drives the separation that chain 106 removed two bracing pieces III 104 of realization, bracing piece III 104 breaks away from the guardrail realization and rotates around stand 1 behind the fixed block 12, bracing piece III 104 realizes rotating in getting into fixed block 12 again under the effect of extension spring 105 after crashproof board 7 reconversion.

The utility model provides a municipal administration street crash barrier, the working process as follows: when a vehicle collides with the guardrail, the anti-collision plate 7 has a buffering effect on the vehicle under the action of the spring I16, so that the damage to the guardrail and the vehicle is reduced; when the impact force of a vehicle on the guardrail exceeds the bearing limit of the spring I16, the anti-collision plate 7 drives the fixing devices I13 to move through the chains 106, the supporting rods III 104 in the two fixing devices I13 are separated from each other, the cross beam 4 rotates around the upright post 1, the shear stress on the joint of the guardrail is reduced, and the impact resistance of the guardrail is improved; the anticollision barrier passes through supporting shoe I8 and drives II 18 movements of fixing device, and strutting arrangement 9 breaks away from back backup pad II 202 from II 18 movements of fixing device and plays the supporting role to the guardrail, prevents to dash into opposite lane behind the vehicle striking guardrail, and after the use through promoting the bracing piece IV 206 backup pad II 202 rotates along pivot II, fixes in supporting seat 6 again through I308 of the dead lever of fixing device II 18 and dead lever II 309.

The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the present invention as defined in the accompanying claims.

Claims

1. A municipal street crash barrier comprises a supporting seat, a cross beam, a crash barrier plate, a supporting device and a stand column, and is characterized in that the supporting seat comprises a supporting seat I and a supporting seat II, a supporting seat II is arranged on one side of the supporting seat I, the supporting seat I is connected with the supporting seat II through screws, a base I is arranged on the lower portion of the supporting seat, cross beams are arranged on two sides of the supporting seat, the cross beam comprises a cross beam I and a cross beam II, a cover plate I is arranged on the upper portion of the cross beam I, a cross beam II is arranged on the lower portion of the cross beam I, a cover plate II is arranged on the lower portion of the cross beam II; one side of the cross beam is provided with an upright post, the cross beam I and the cross beam II are movably connected with the upright post through a support plate I, the cross beam between adjacent support seats is connected with the support plate I through the upright post, and the cross beam rotates around the upright post;

the anti-collision device comprises a crossbeam II, a spring I, a plurality of supporting rods II, a spring I, a spring retainer and a spring retainer, wherein the anti-collision plates are arranged on two sides of the crossbeam II and are movably connected to the crossbeam II through the supporting rods II; the supporting device is arranged on one side of the anti-collision plate and connected to the supporting seat, the supporting device comprises a supporting plate II, a supporting rod IV, a spring II and a supporting plate III, the supporting plate II is arranged on one side of the supporting seat, one end of the supporting plate II is movably connected to the supporting seat through a rotating shaft II, a sliding block I is arranged on one side of the supporting plate II and slides in the guide groove, the supporting plate III is arranged on one side of the sliding block I, the spring II is arranged on the other side of the sliding block I, the spring II is connected between the sliding block I and the supporting plate II, the supporting rod IV is arranged on one side of the sliding block I, one end of the supporting rod IV;

strutting arrangement one side is equipped with fixing device II, fixing device II is including fixed case, supporting shoe II, rack II, dead lever I, dead lever II, gear II, supporting seat one side is equipped with fixed case, the inside gear II that is equipped with of fixed case, gear II is through IV swing joint of pivot on fixed case, II both sides of gear are equipped with rack II, two II crisscross distributions of rack are in II both sides of gear, rack II slides in fixed case, II one side of rack are equipped with the stopper, II one end of rack is equipped with supporting shoe II, II other ends of rack pass through spring IV and connect on fixed case, two II one sides of rack are equipped with dead lever I and dead lever II respectively, II one sides of supporting shoe are equipped with supporting shoe I, supporting shoe I sets up on the anticollision board, two II crisscross distributions of fixing device that correspond two strutting arrangement.

2. The municipal street crash barrier according to claim 1, wherein a slider II is disposed at the lower part of the support device, the slider II slides in the guide groove, a spring III is disposed at one side of the slider II, and a base II is disposed at one end of the slider II.

3. The municipal street crash barrier according to claim 1, wherein connecting shafts are arranged on two sides of the support rod I, fixing rings I and II are arranged on two sides of each connecting shaft, and the connecting shafts are connected to the cross beam through the fixing rings I and II.

4. The municipal street crash barrier according to claim 1, wherein the crash barrier comprises a protective layer, a cushioning layer, and a support layer.

5. The municipal street crash barrier according to any one of claims 1 to 4, wherein one side of the cross beam II is provided with a fixing device I, the fixing device I comprises a support rod III, a tension spring, a chain and a rotary disc, one side of the cross beam II is provided with a rotary disc, one side of the rotary disc is provided with a gear I, the rotary disc and the gear I are movably connected to the cross beam II through a rotary shaft I, one side of the gear I is provided with a rack I, the rack I is connected to two crash-proof plates, the other side of the rotary disc is provided with the chain, one end of the chain is connected to the rotary disc, the other end of the chain is provided with a baffle, one side of the baffle is provided with a support rod III, one side of the support rod III is provided with a tension spring.