CN114960505A - Bridge pier protection system of highway bridge over-line - Google Patents
Bridge pier protection system of highway bridge over-line Download PDFInfo
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- CN114960505A CN114960505A CN202210702736.8A CN202210702736A CN114960505A CN 114960505 A CN114960505 A CN 114960505A CN 202210702736 A CN202210702736 A CN 202210702736A CN 114960505 A CN114960505 A CN 114960505A
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- Prior art keywords
- sleeve
- bridge
- buffer
- outer side
- shaft sleeve
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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
- E01F15/141—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 for column or post protection
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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
- E01F15/145—Means for vehicle stopping using impact energy absorbers
- E01F15/146—Means for vehicle stopping using impact energy absorbers fixed arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
- F16F15/085—Use of both rubber and metal springs
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention relates to the technical field of pier protection, in particular to a pier protection system of a highway overpass bridge, which comprises a pier main body, wherein a fixed sleeve is fixedly sleeved on the outer side of the bottom of the pier main body, a plurality of guide mechanisms are arranged in a rolling manner in a guide groove, the top of each guide mechanism is fixedly provided with the same guide sleeve, and the front of each fixed block is fixedly provided with a buffer mechanism. The buffering mechanism, the anti-collision rubber plate, the anti-collision plate and the mounting plate are adopted, the impact force can be primarily buffered through the buffering spring, and then the first movable rod and the second movable rod in the buffering mechanism can drive the first fixed rod and the second fixed rod to drive the first shaft sleeve and the second shaft sleeve to rotate so as to drive the first return spring and the second return spring to contract, so that the impact force is buffered, secondary buffering is performed, the buffering effect is improved, and the main body of the pier is prevented from being damaged due to impact.
Description
Technical Field
The invention relates to the technical field of bridge pier protection, in particular to a bridge pier protection system of a highway overpass bridge.
Background
Along with the urban development, the city is more and more prosperous, and the vehicle is more and more, and urban road adopts multiple mode to alleviate traffic pressure, builds the viaduct, improves vehicle traffic volume in the space, is one of present city alleviates traffic pressure the most leading mode, and builds the viaduct and can produce a lot of piers, can be equipped with safeguard measure on the pier at present, avoids the vehicle to strike the pier and lead to the pier to damage when taking place the traffic accident for the viaduct has the potential safety hazard.
Present highway bridge pier protection system that strides line is protected through rubber materials mostly, moreover, when the pier receives the automobile front striking, can not play good buffering effect to the impact of automobile, still can make the bridge structure receive the damage, make the life of bridge, security and shock resistance all receive the influence, furthermore, current highway bridge pier protection system that strides line, when the pier receives the side striking, can not outwards deflect the impact, change the direction of automobile impact force, can not carry out the pressure release direction to the automobile, more serious accident takes place easily.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a bridge pier protection system of a highway overpass bridge. The invention discloses a bridge pier protection system for a highway bridge over lines, which aims to solve the problems that the existing protection system cannot play a good buffer effect on the impact force of an automobile, and also can cause the damage of a bridge structure and cannot deflect the impact force outwards when the bridge pier is impacted by the side surface, so that the direction of the impact force of the automobile is changed, and the like.
The technical scheme adopted by the invention for solving the technical problems is as follows: a bridge pier protection system of a highway bridge spanning line comprises a bridge pier main body, wherein a fixing sleeve is fixedly sleeved on the outer side of the bottom of the bridge pier main body, a guide groove is formed in the middle of the outer side of the fixing sleeve, a plurality of guide mechanisms are arranged in the guide groove in a rolling mode, the top of each guide mechanism is fixedly provided with the same guide sleeve, a plurality of fixed blocks are fixedly arranged on the outer side of each guide sleeve, a buffer mechanism is fixedly arranged on the front surface of each fixed block, a buffer sleeve is fixedly arranged in the buffer mechanism, a first shaft sleeve is rotatably sleeved on the outer side of the top of the buffer sleeve, a first bearing is sleeved in the middle of the top end of the first shaft sleeve, a first return spring is fixedly arranged in the first shaft sleeve, a first fixing rod is fixedly arranged on the outer side of the first shaft sleeve, and one end of the first fixing rod is rotatably connected with a first rotating block, the fixed head rod that is provided with of one end of first turning block, the one end of head rod is rotated and is connected with the second turning block, the fixed first movable rod that is provided with in one end of second turning block, the outside at cushion sleeve middle part is rotated the cover and is equipped with the second shaft sleeve, the middle cover on second shaft sleeve top is equipped with the second bearing, the fixed second return spring that is provided with in inside of second shaft sleeve, the fixed second dead lever that is provided with in the outside of second shaft sleeve, the other end of second dead lever is rotated and is connected with the third turning block, the fixed second connecting rod that is provided with in one end of third turning block, the one end of second connecting rod is rotated and is connected with the fourth turning block, the fixed second movable rod that is provided with in one end of fourth turning block.
Preferably, the outer sides of the second movable rod and the first movable rod are both sleeved with buffer springs.
Preferably, one end of the first return spring is fixedly connected with the inner wall of the first shaft sleeve, and the other end of the first return spring is fixedly connected with the outer side of the buffer sleeve.
Preferably, one end of the second return spring is fixedly connected with the inner wall of the second shaft sleeve, and the other end of the second return spring is fixedly connected with the outer side of the buffer sleeve.
Preferably, guiding mechanism includes buffer cylinder, first expanding spring, installation piece, axis of rotation, bracing piece and gyro wheel, the outside cover of buffer cylinder is equipped with first expanding spring, just the top of buffer cylinder and guide sleeve's inner wall fixed connection, the bottom mounting of buffer cylinder is provided with the installation piece, the positive both sides of installation piece are all rotated and are equipped with the axis of rotation, two the equal fixedly connected with bracing piece in the outside of axis of rotation, two the bottom of bracing piece is all rotated and is equipped with the gyro wheel, the fixed rubber tire that is provided with in the outside of gyro wheel.
Preferably, two one side in the middle part of the bracing piece all is fixed and is provided with the spring piece, two fixed second expanding spring that is provided with between the spring piece.
Preferably, the fixed mounting panel that is provided with in top of first movable rod and second movable rod, a plurality of screw holes have all been seted up to four positive edges of mounting panel, the connecting piece is all installed to four positive edges of mounting panel.
Preferably, the connecting piece includes first connecting block, metal shrapnel, second connecting block and construction bolt, the positive both sides of second connecting block are all fixed and are provided with metal shrapnel, just the mounting hole has been seted up to the centre of second connecting block, two the bottom of metal shrapnel is all fixed and is provided with first connecting block, two construction bolt is all installed to the centre of first connecting block, just construction bolt matches with the screw hole.
Preferably, the top of connecting piece is connected with the anticollision board, four edges at the anticollision board back all are fixed and are provided with fixing bolt, the fixed crashproof rubber slab that is provided with in front of anticollision board.
Preferably, the middle of the fixing bolt and the middle of the second connecting block are provided with mounting holes matched with each other, and a fixing nut is sleeved on the outer side of the bottom of the fixing bolt.
The invention has the beneficial effects that:
the invention relates to a pier protection system of a highway bridge spanning line, which adopts a buffer mechanism, an anti-collision rubber plate, an anti-collision plate and a mounting plate, when a main body of the pier receives the collision of an automobile, the automobile firstly collides against the anti-collision rubber plate and the anti-collision plate, the impact force borne by the anti-collision plate can be buffered through the anti-collision rubber plate, the anti-collision plate is protected to a certain extent, the mounting plate can be moved by the impact force simultaneously, a first movable rod and a second movable rod in the buffer mechanism can be driven to move, simultaneously, buffer springs are sleeved on the outer sides of the second movable rod and the first movable rod, the impact force borne by the buffer springs can be primarily buffered, and the first movable rod can be driven to move by a first rotating block, a first connecting rod and a second rotating block by the second movable rod, the second movable rod passes through the third turning block, second connecting rod and fourth turning block drive the second dead lever and remove, remove through first dead lever and second dead lever, and then can drive first axle sleeve and second axle sleeve and rotate, thereby drive the shrink of first return spring and second return spring, drive first movable rod and second movable rod along with the impact and constantly remove, can make first return spring and second return spring constantly shrink, thereby cushion the impact, carry out the secondary buffering, the cushioning effect has been improved, the pier main part has been avoided because of the striking impaired.
The invention relates to a bridge pier protection system of a highway bridge spanning line, which adopts a guide mechanism, a fixed sleeve, a guide groove and a guide sleeve, wherein the fixed sleeve is fixedly sleeved at the outer side of the bottom of a bridge pier main body, the guide groove is formed in the middle of the outer side of the fixed sleeve, a plurality of guide mechanisms are arranged in the guide groove in a rolling manner, when the side surface is impacted, the impact force is firstly buffered through a buffer mechanism, the guide sleeve is driven to rotate along the direction opposite to the impact force, the top end of a buffer cylinder in the guide mechanism is fixedly connected with the inner wall of the guide sleeve, the impact force can be further buffered through a first expansion spring and a second expansion spring, the condition that the guide mechanism cannot normally work due to the impact is avoided, and meanwhile, the impact force can be deflected more conveniently through the mutual matching of the guide groove and a roller in the guide mechanism, avoid on the impact directly transmits the pier main part, cause the pier to damage, finally can deflect the impact when the pier main part receives the striking of side through guiding mechanism.
The bridge pier protection system for the highway bridge over-line adopts the connecting piece, the fixing bolt and the fixing nut, the mounting plate is fixedly mounted with the anti-collision plate through the connecting piece, the fixing bolt can be separated from the second connecting block by rotating the fixing nut, and the mounting plate can be separated from the anti-collision plate, so that the anti-collision plate damaged by collision can be conveniently replaced, meanwhile, the mounting plate and the anti-collision plate can be detached and separated by rotating the mounting bolt, and meanwhile, when the anti-collision plate is collided, the anti-collision plate can be elastically protected through the metal elastic sheet in the connecting piece, and the phenomenon that the connecting piece is damaged by collision and cannot be normally used is avoided.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic plan view of an overall structure of a bridge pier protection system for a highway bridge spanning line according to the present invention;
FIG. 2 is a schematic view of an internal structure of a buffering mechanism of a bridge pier protection system for a highway bridge spanning line according to the present invention;
FIG. 3 is a schematic sectional view of a structure of a cushion sleeve of a bridge pier protection system for a highway bridge spanning line according to the present invention;
fig. 4 is a schematic structural view of a buffer spring of a pier protection system of a highway overpass bridge provided by the invention;
FIG. 5 is a schematic structural view of a guide groove of a bridge pier protection system of a highway bridge spanning line according to the present invention;
FIG. 6 is a schematic structural view of a guide mechanism of a bridge pier protection system for a highway bridge spanning line according to the present invention;
fig. 7 is a schematic structural view of a connecting member of a bridge pier protection system of a highway bridge spanning line according to the present invention.
In the figure: 1. a pier main body; 2. a fixed sleeve; 201. a guide groove; 3. a guide mechanism; 301. a buffer cylinder; 302. a first extension spring; 303. mounting blocks; 304. a rotating shaft; 305. a support bar; 306. a roller; 307. a rubber tire; 308. a spring block; 309. a second extension spring; 4. a guide sleeve; 401. a fixed block; 5. a buffer mechanism; 501. a buffer sleeve; 502. a first bushing; 503. a first bearing; 504. a first return spring; 505. a first fixing lever; 506. a first rotating block; 507. a first connecting rod; 508. a second turning block; 509. a first movable bar; 510. a second shaft sleeve; 511. a second bearing; 512. a second return spring; 513. a second fixing bar; 514. a third turning block; 515. a second connecting rod; 516. a fourth turning block; 517. a second movable bar; 518. a buffer spring; 6. mounting a plate; 601. a threaded hole; 7. a connecting member; 701. a first connection block; 702. a metal spring sheet; 703. a second connecting block; 704. installing a bolt; 8. an anti-collision plate; 801. fixing the bolt; 802. fixing a nut; 803. crashproof rubber slab.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1-7, the bridge pier protection system of a highway bridge spanning line comprises a bridge pier main body 1, a fixed sleeve 2 is fixedly sleeved outside the bottom of the bridge pier main body 1, a guide groove 201 is formed in the middle of the outer side of the fixed sleeve 2, a plurality of guide mechanisms 3 are arranged in the guide groove 201 in a rolling manner, the same guide sleeve 4 is fixedly arranged at the top of each guide mechanism 3, a plurality of fixed blocks 401 are fixedly arranged outside the guide sleeve 4, a buffer mechanism 5 is fixedly arranged on the front surface of each fixed block 401, a buffer sleeve 501 is fixedly arranged in the buffer mechanism 5, a first shaft sleeve 502 is rotatably sleeved outside the top of the buffer sleeve 501, a first bearing 503 is sleeved in the middle of the top end of the first shaft sleeve 502, a first restoring spring 504 is fixedly arranged in the first shaft sleeve 502, a first fixing rod 505 is fixedly arranged outside the first shaft sleeve 502, one end of a first fixed rod 505 is rotatably connected with a first rotating block 506, one end of the first rotating block 506 is fixedly provided with a first connecting rod 507, one end of the first connecting rod 507 is rotatably connected with a second rotating block 508, one end of the second rotating block 508 is fixedly provided with a first movable rod 509, the outer side of the middle part of the buffer sleeve 501 is rotatably sleeved with a second sleeve 510, the middle of the top end of the second sleeve 510 is sleeved with a second bearing 511, the inside of the second sleeve 510 is fixedly provided with a second return spring 512, the outer side of the second sleeve 510 is fixedly provided with a second fixed rod 513, the other end of the second fixed rod 513 is rotatably connected with a third rotating block 514, one end of the third rotating block 514 is fixedly provided with a second connecting rod 515, one end of the second connecting rod 515 is rotatably connected with a fourth rotating block 516, one end of the fourth rotating block 516 is fixedly provided with a second movable rod 517, when being impacted, the impact force can be buffered by the buffer mechanism 5, the first movable rod 509 drives the first fixed rod 505 to move through the first rotating block 506, the first connecting rod 507 and the second rotating block 508 by the movement of the first movable rod 509 and the second movable rod 517, the second movable rod 517 drives the second fixed rod 513 to move through the third rotating block 514, the second connecting rod 515 and the fourth rotating block 516, and the first fixed rod 505 and the second fixed rod 513 move, and then the first shaft sleeve 502 and the second shaft sleeve 510 can be driven to rotate, so as to drive the first return spring 504 and the second return spring 512 to contract, and as the impact force drives the first movable rod 509 and the second movable rod 517 to move continuously, the first return spring 504 and the second return spring 512 to contract continuously, thereby cushion the impact force to carry out the secondary buffering, improved buffering effect, avoided pier main part 1 impaired because of the striking.
Specifically, the buffer spring 518 is sleeved on the outer sides of the second movable rod 517 and the first movable rod 509, and the impact force can be buffered preliminarily through the buffer spring 518, so that the buffer mechanism 5 is prevented from being damaged due to the overlarge impact force.
Specifically, one end of the first return spring 504 is fixedly connected with the inner wall of the first shaft sleeve 502, the other end of the first return spring 504 is fixedly connected with the outer side of the buffer sleeve 501, and when the first return spring 504 rotates along with the first shaft sleeve 502, the pressure applied to the rotation is larger, so that the impact force can be buffered.
Preferably, one end of the second return spring 512 is fixedly connected with the inner wall of the second shaft sleeve 510, the other end of the second return spring 512 is fixedly connected with the outer side of the buffer sleeve 501, and when the second return spring 512 rotates along with the second shaft sleeve 510, the pressure applied to the rotation is larger, so that the impact force can be buffered.
Concretely, guiding mechanism 3 includes buffer cylinder 301, first expanding spring 302, installation piece 303, axis of rotation 304, bracing piece 305 and gyro wheel 306, the outside cover of buffer cylinder 301 is equipped with first expanding spring 302, can cushion the impact of guide sleeve 4 transmission through first expanding spring 302, avoid too big because of the impact, and lead to guiding mechanism 3 to damage, and the top of buffer cylinder 301 and the inner wall fixed connection of guide sleeve 4, the bottom mounting of buffer cylinder 301 is provided with installation piece 303, the positive both sides of installation piece 303 are all rotated and are equipped with axis of rotation 304, the equal fixedly connected with bracing piece 305 in the outside of two axis of rotation 304, the bottom of two bracing pieces 305 all rotates and is equipped with gyro wheel 306, the fixed rubber tire 307 that is provided with in the outside of gyro wheel 306, cooperate with guide way 201 through gyro wheel 306, can deflect the impact more easily.
Specifically, spring blocks 308 are fixedly arranged on one sides of the middle portions of the two support rods 305, a second expansion spring 309 is fixedly arranged between the two spring blocks 308, the force exerted on the two support rods 305 can be buffered through the second expansion spring 309, and the effect of buffering and protecting the support rods 305 is achieved.
Specifically, the fixed mounting panel 6 that is provided with in top of first movable rod 509 and second movable rod 517, a plurality of screw holes 601 have all been seted up to four positive edges of mounting panel 6, and connecting piece 7 is all installed to four positive edges of mounting panel 6, can install fixedly through connecting piece 7 crashproof board 8.
Specifically, connecting piece 7 includes first connecting block 701, metal shrapnel 702, second connecting block 703 and construction bolt 704, the positive both sides of second connecting block 703 are all fixed and are provided with metal shrapnel 702, and the mounting hole has been seted up to the centre of second connecting block 703, the bottom of two metal shrapnel 702 is all fixed and is provided with first connecting block 701, construction bolt 704 is all installed to the centre of two first connecting blocks 701, and construction bolt 704 matches with screw hole 601, through rotating construction bolt 704, also can make mounting panel 6 and crashproof board 8 install the dismantlement, can be when crashproof board 8 receives the striking through metal shrapnel 702, carry out the elasticity protection, avoid leading to connecting piece 7 to damage because of the striking, unable normal use.
Specifically, the top end of the connecting piece 7 is connected with the anti-collision plate 8, the four corners of the back of the anti-collision plate 8 are fixedly provided with the fixing bolts 801, the front of the anti-collision plate 8 is fixedly provided with the anti-collision rubber plate 803, the anti-collision plate 8 can be protected to a certain extent through the anti-collision rubber plate 803, and the impact force received by the anti-collision plate 8 is buffered to a certain extent.
Specifically, the middle of the fixing bolt 801 and the middle of the second connecting block 703 are provided with mounting holes matched with each other, the outer side of the bottom of the fixing bolt 801 is sleeved with a fixing nut 802, and the fixing nut 802 can facilitate mounting and dismounting between the anti-collision plate 8 and the mounting plate 6.
The working principle is as follows: firstly, when the pier main body 1 receives the automobile impact, the automobile can firstly impact on the anti-collision rubber plate 803 and the anti-collision plate 8, the impact force received by the anti-collision plate 8 can be buffered through the anti-collision rubber plate 803, a certain protection effect is provided for the anti-collision plate 8, meanwhile, the anti-collision plate 8 is fixedly installed with the installation plate 6 through the connecting piece 7, the received impact force can enable the installation plate 6 to move, and further the first movable rod 509 and the second movable rod 517 in the buffer mechanism 5 can be driven to move, meanwhile, the buffer springs 518 are sleeved outside the second movable rod 517 and the first movable rod 509 and can primarily buffer the received impact force, meanwhile, the first movable rod 509 moves due to the impact force, and further the first movable rod 509 drives the first fixed rod 505 to move through the first rotating block 506, the first connecting rod 507 and the second rotating block 508, the second movable rod 517 drives the second fixed rod 513 to move through the third rotating block 514, the second connecting rod 515 and the fourth rotating block 516, and then the first shaft sleeve 502 and the second shaft sleeve 510 can be driven to rotate by the first fixed rod 505 and the second fixed rod 513, so as to drive the first return spring 504 and the second return spring 512 to contract, and as the impact force drives the first movable rod 509 and the second movable rod 517 to continuously move, the first return spring 504 and the second return spring 512 can be continuously contracted, so as to buffer the impact force, and simultaneously convert the direction of the impact force into the rotating direction, so as to perform secondary buffering, thereby improving the buffering effect, and avoiding the damage of the pier main body 1 due to the impact, meanwhile, the outer fixed sleeve at the bottom of the pier main body 1 is sleeved with the fixed sleeve 2, the middle of the outer side of the fixed sleeve 2 is provided with the guide groove 201, the inner part of the guide groove 201 is provided with a plurality of guide mechanisms 3 in a rolling manner, when the side surface is impacted, the impact force is firstly buffered through the buffer mechanism 5, the guide sleeve 4 is driven to rotate due to the direction opposite to the impact force, meanwhile, the top end of the buffer cylinder 301 in the guide mechanism 3 is fixedly connected with the inner wall of the guide sleeve 4, the impact force can be further buffered through the first expansion spring 302 and the second expansion spring 309, the guide mechanism 3 cannot work normally due to the impact is also avoided, meanwhile, the impact force can be deflected more conveniently through the mutual matching of the guide groove 201 and the roller 306 in the guide mechanism 3, the impact force is prevented from being directly transmitted to the pier main body 1 to cause the damage of the pier, finally, the impact force can be deflected when the pier main body 1 is impacted by the side surface through the guide mechanism 3, meanwhile, the mounting plate 6 is fixedly mounted with the anti-collision plate 8 through the connecting piece 7, through rotating the fixing nut 802, can make fixing bolt 801 break away from second connecting block 703, and then can make mounting panel 6 and crashproof board 8 separate to can be convenient for change crashproof board 8 because of the striking damages, simultaneously can be through rotating mounting bolt 704, also can make mounting panel 6 and crashproof board 8 dismantle the separation, simultaneously through metal shrapnel 702 in connecting piece 7, can be when crashproof board 8 receives the striking, carry out the elasticity protection, avoid leading to connecting piece 7 to damage because of the striking, unable normal use.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a highway bridge over-line bridge's pier protection system, includes pier main part (1), its characterized in that: the outer side of the bottom of the pier main body (1) is fixedly sleeved with a fixing sleeve (2), a guide groove (201) is formed in the middle of the outer side of the fixing sleeve (2), a plurality of guide mechanisms (3) are arranged in the guide groove (201) in a rolling mode, the top of each guide mechanism (3) is fixedly provided with the same guide sleeve (4), a plurality of fixing blocks (401) are fixedly arranged on the outer side of each guide sleeve (4), a buffer mechanism (5) is fixedly arranged on the front side of each fixing block (401), a buffer sleeve (501) is fixedly arranged in the buffer mechanism (5), a first shaft sleeve (502) is rotatably sleeved on the outer side of the top of the buffer sleeve (501), a first bearing (503) is sleeved in the middle of the top of the first shaft sleeve (502), and a first return spring (504) is fixedly arranged in the first shaft sleeve (502), a first fixing rod (505) is fixedly arranged on the outer side of the first shaft sleeve (502), one end of the first fixing rod (505) is rotatably connected with a first rotating block (506), one end of the first rotating block (506) is fixedly provided with a first connecting rod (507), one end of the first connecting rod (507) is rotatably connected with a second rotating block (508), one end of the second rotating block (508) is fixedly provided with a first movable rod (509), a second shaft sleeve (510) is rotatably sleeved on the outer side of the middle part of the buffer sleeve (501), a second bearing (511) is sleeved in the middle of the top end of the second shaft sleeve (510), a second return spring (512) is fixedly arranged in the second shaft sleeve (510), a second fixing rod (513) is fixedly arranged on the outer side of the second shaft sleeve (510), and the other end of the second fixing rod (513) is rotatably connected with a third rotating block (514), one end of the third rotating block (514) is fixedly provided with a second connecting rod (515), one end of the second connecting rod (515) is rotatably connected with a fourth rotating block (516), and one end of the fourth rotating block (516) is fixedly provided with a second movable rod (517).
2. The bridge pier protecting system for the road overpass bridge of claim 1, wherein: and buffer springs (518) are sleeved on the outer sides of the second movable rod (517) and the first movable rod (509).
3. The bridge pier protecting system for the road overpass bridge of claim 1, wherein: one end of the first return spring (504) is fixedly connected with the inner wall of the first shaft sleeve (502), and the other end of the first return spring (504) is fixedly connected with the outer side of the buffer sleeve (501).
4. The bridge pier protection system for the highway overpass bridge of claim 1, wherein: one end of the second return spring (512) is fixedly connected with the inner wall of the second shaft sleeve (510), and the other end of the second return spring (512) is fixedly connected with the outer side of the buffer sleeve (501).
5. The bridge pier protecting system for the road overpass bridge of claim 1, wherein: guiding mechanism (3) are including buffer cylinder (301), first expanding spring (302), installation piece (303), axis of rotation (304), bracing piece (305) and gyro wheel (306), the outside cover of buffer cylinder (301) is equipped with first expanding spring (302), just the top of buffer cylinder (301) and the inner wall fixed connection of uide sleeve (4), the bottom mounting of buffer cylinder (301) is provided with installation piece (303), installation piece (303) positive both sides all rotate and are equipped with axis of rotation (304), two the equal fixedly connected with bracing piece (305) in the outside of axis of rotation (304), two the bottom of bracing piece (305) all rotates and is equipped with gyro wheel (306), the outside of gyro wheel (306) is fixed and is provided with rubber tyre (307).
6. The bridge pier protecting system for the road overpass bridge of claim 5, wherein: spring blocks (308) are fixedly arranged on one side of the middle part of each of the two support rods (305), and a second telescopic spring (309) is fixedly arranged between the two spring blocks (308).
7. The bridge pier protecting system for the road overpass bridge of claim 1, wherein: the fixed mounting panel (6) that is provided with in top of first movable rod (509) and second movable rod (517), a plurality of screw holes (601) have all been seted up to four positive edges of mounting panel (6), connecting piece (7) are all installed to four positive edges of mounting panel (6).
8. The bridge pier protecting system for the road bridge spanning line according to claim 7, wherein: the connecting piece (7) comprises a first connecting block (701), a metal elastic sheet (702), a second connecting block (703) and a mounting bolt (704), wherein the metal elastic sheet (702) is fixedly arranged on two sides of the front face of the second connecting block (703), a mounting hole is formed in the middle of the second connecting block (703), the first connecting block (701) is fixedly arranged at the bottom end of the metal elastic sheet (702), the mounting bolt (704) is mounted in the middle of the first connecting block (701), and the mounting bolt (704) is matched with the threaded hole (601).
9. The bridge pier protecting system for the road bridge spanning line according to claim 7, wherein: the top of connecting piece (7) is connected with anticollision board (8), four edges at the anticollision board (8) back all are fixed and are provided with fixing bolt (801), the fixed crashproof rubber slab (803) that is provided with in front of anticollision board (8).
10. The bridge pier protecting system for the road bridge spanning line according to claim 9, wherein: the middle of the fixing bolt (801) and the middle of the second connecting block (703) are provided with mounting holes which are matched, and the outer side of the bottom of the fixing bolt (801) is sleeved with a fixing nut (802).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210702736.8A CN114960505A (en) | 2022-06-21 | 2022-06-21 | Bridge pier protection system of highway bridge over-line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210702736.8A CN114960505A (en) | 2022-06-21 | 2022-06-21 | Bridge pier protection system of highway bridge over-line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114960505A true CN114960505A (en) | 2022-08-30 |
Family
ID=82964901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210702736.8A Withdrawn CN114960505A (en) | 2022-06-21 | 2022-06-21 | Bridge pier protection system of highway bridge over-line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114960505A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115419212A (en) * | 2022-10-10 | 2022-12-02 | 江苏恒新金属科技有限公司 | Energy-saving plate with impact-resistant exterior facing |
-
2022
- 2022-06-21 CN CN202210702736.8A patent/CN114960505A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115419212A (en) * | 2022-10-10 | 2022-12-02 | 江苏恒新金属科技有限公司 | Energy-saving plate with impact-resistant exterior facing |
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Application publication date: 20220830 |