CN115573276A - Device for improving durability of bridge - Google Patents

Device for improving durability of bridge Download PDF

Info

Publication number
CN115573276A
CN115573276A CN202211395435.1A CN202211395435A CN115573276A CN 115573276 A CN115573276 A CN 115573276A CN 202211395435 A CN202211395435 A CN 202211395435A CN 115573276 A CN115573276 A CN 115573276A
Authority
CN
China
Prior art keywords
arc
rod
side wall
bridge
spiral
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202211395435.1A
Other languages
Chinese (zh)
Inventor
袁阳光
蒲广宁
郭琦
李宁
王俊峰
赵澜婷
王�锋
谢陶冶
辛公锋
龙关旭
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Innovation Research Institute Of Shandong Expressway Group Co ltd
Xian University of Architecture and Technology
Original Assignee
Innovation Research Institute Of Shandong Expressway Group Co ltd
Xian University of Architecture and Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Innovation Research Institute Of Shandong Expressway Group Co ltd, Xian University of Architecture and Technology filed Critical Innovation Research Institute Of Shandong Expressway Group Co ltd
Priority to CN202211395435.1A priority Critical patent/CN115573276A/en
Publication of CN115573276A publication Critical patent/CN115573276A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D22/00—Methods or apparatus for repairing or strengthening existing bridges ; Methods or apparatus for dismantling bridges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C19/00—Other disintegrating devices or methods
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00—Cleaning by methods involving the use of tools
    • B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
    • B08B1/12—Brushes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00—Cleaning by methods involving the use of tools
    • B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D19/00—Structural or constructional details of bridges
    • E01D19/02—Piers; Abutments ; Protecting same against drifting ice
    • 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
    • F16F15/06—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 metal springs
    • F16F15/067—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 metal springs using only wound springs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C2201/00—Codes relating to disintegrating devices adapted for specific materials
    • B02C2201/06—Codes relating to disintegrating devices adapted for specific materials for garbage, waste or sewage
    • B02C2201/063—Codes relating to disintegrating devices adapted for specific materials for garbage, waste or sewage for waste water or sewage
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Bridges Or Land Bridges (AREA)

Abstract

The invention discloses a device for improving the durability of a bridge, which belongs to the technical field of research on the durability of the bridge and comprises a cleaning pipe, a driving ring, a moving unit and a recovery unit; the side wall of the cleaning pipe is provided with a spiral chute; a clamping block is connected in the spiral chute; the clamping block is connected with the inner side wall of the driving ring; the other end of the clamping block is connected with a cleaning brush; a plurality of driving plates are uniformly distributed on the circumferential side wall of the driving ring; this application can clean the chemical substance that comes from the sea water of attaching to outside the pier through the setting of clean unit, weakens the corruption of chemical substance to the pier, improves the durability of bridge.

Description

Device for improving durability of bridge
Technical Field
The invention belongs to the technical field of bridge durability research, and particularly relates to a device for improving bridge durability.
Background
With the continuous development of economy, the quantity of bridge construction is increasing, the safety of bridges is gradually paid attention by relevant experts and designers, but the situation of bridge collapse is also happened, and the bridge collapse is generally caused by external factors of earthquake, seawater corrosion, drift object collision and the like due to insufficient durability of bridges.
The existing bridge design usually adopts a reinforced concrete structure, and because the reinforced concrete structure is exposed outside and is subjected to wind erosion and seawater scouring for a long time, chemical substances in seawater have strong corrosion and destructiveness on the reinforced concrete structure; in the prior art, the marine bridge design usually adopts an externally-adhered anti-corrosion material to improve the durability of the bridge, so that the corrosion to reinforced concrete can only be delayed.
Disclosure of Invention
In view of the above, the present invention is directed to a device for improving the durability of a bridge, so as to solve the technical problem that the reinforced concrete is corroded after a period of time due to the application of an anti-corrosion material.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention provides a device for improving the durability of a bridge, which comprises a cleaning pipe sleeved outside a pier and a driving ring coaxially arranged outside the cleaning pipe; the side wall of the cleaning pipe is provided with a spiral chute which is spirally distributed along the axial direction; a plurality of clamping blocks are connected in the spiral chute in a sliding manner; one end of each clamping block is connected with the inner side wall of the driving ring; the other end of each clamping block is connected with a cleaning brush; a plurality of driving plates are uniformly distributed on the circumferential side wall of the driving ring; both ends of the cleaning pipe are connected with a moving unit for driving the cleaning pipe to move along the bridge pier; a restoring unit for returning the driving ring to the initial position is arranged in the spiral chute.
Further, a plurality of arc-shaped plates are coaxially connected outside the cleaning pipe; the outer side of each arc-shaped plate is provided with an anti-collision plate corresponding to the arc-shaped plate; a first damping unit is arranged between each arc-shaped plate and the anti-collision plate; the first damping unit comprises a square groove arranged on the outer side wall of the arc-shaped plate; a fixed rod arranged in the radial direction is hinged in the square groove; the fixed rod is connected with the side wall of the square groove through a plurality of first spring dampers; the anti-collision plate is provided with a sliding chute which is arranged in the radial direction; one end of the fixed rod, which is far away from the square groove, is coaxially connected with a shock absorption rod; the damping rod is connected with the sliding chute in a sliding way; a second spring damper sleeved on the shock absorption rod is arranged between the anti-collision plate and the fixed rod; the mobile unit is connected with a connecting strip corresponding to the arc-shaped plate; a buffer groove is formed in the connecting strip; the arc-shaped plate is connected with a buffer rod which is connected in the buffer groove in a sliding manner; the buffer rod is connected with the buffer groove through the buffer spring damper.
Furthermore, a plurality of second damping units are arranged between the adjacent anti-collision plates; each second damping unit comprises a first hinged pipe and a second hinged pipe hinged with the side wall of the corresponding anti-collision plate; the first hinge pipe and the second hinge pipe are both connected with a first sliding rod and a second sliding rod in a sliding manner through respective first tension springs.
Further, the recovery unit comprises a spiral sliding rod with the same track as the spiral sliding groove; two ends of the spiral sliding rod are respectively connected with the head and tail side walls of the spiral sliding chute; the clamping blocks are sleeved on the spiral sliding rod in a sliding manner; a second tension spring sleeved on the spiral slide rod is connected between the first clamping block close to the upper part of the bridge pier and the spiral chute.
Further, the moving unit comprises moving rings coaxially connected to two ends of the cleaning pipe in a sliding manner; the outer side wall of the movable ring is connected with one end of the corresponding connecting strip; the inner side wall of the arc-shaped plate is connected with the other end of the corresponding connecting strip; a plurality of arc-shaped grooves are formed in the circular array on the movable ring; a pulley driven by a motor is rotationally connected in the arc-shaped groove.
The invention has the beneficial effects that:
1. the arrangement of the cleaning pipe can resist the direct impact of large fish schools on the bridge piers, so that the influence on the durability of the bridge caused by the vibration of the bridge piers is avoided; when the plant passes spiral chute along with the sea water, a plurality of fixture blocks that the slip set up at spiral chute can mutually support, when some plant card goes into spiral chute, gliding a plurality of fixture blocks can be torn the plant, thereby with plant crushing treatment, the plant after the breakage flows along with the sea water is together from spiral chute's opposite side, thereby reduce the contact time of plant and pier, avoid the plant to adhere to outside the pier for a long time and corrode the pier, along the durability of bridge, the subsidiary chemical substance of plant on the pier lateral wall can be washhed to the cleaning brush that the cooperation from top to bottom moved, thereby reduce the corruption of chemical substance to the pier, thereby improve the durability of bridge.
2. The anti-collision plate can resist collision, the vertical collision force is buffered under the action of the second spring damper, the pier is prevented from being directly damaged by collision, the durability of the bridge is improved, the arrangement of the arc-shaped plate can provide secondary buffering for the pier, the buffering effect can be improved by matching with the buffering of the second spring damper, the influence of the collision force on the durability of the pier is reduced to the greatest extent, and the durability of the bridge is improved; simultaneously, the impact lets crashproof board remove along the shock-absorbing rod, and the shock-absorbing rod outwards stretches out crashproof board, can drive the shoal of fish.
3. The anti-collision plate is displaced so as to improve the pulling force to pull the first hinge pipe to move and drive the first tension spring to extend so as to buffer the pulling force; simultaneously, slide in the articulated intraductal first extension spring extension of drive second hinge with first slide bar articulated second slide bar in the articulated pipe of second, further cushion the pulling force, avoid the impact direct transmission to cause the destruction for the pier, improved the durability of bridge.
Additional advantages, objects, and features of the invention will be set forth in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and combinations particularly pointed out hereinafter.
Drawings
In order to make the purpose, technical scheme and beneficial effect of the invention more clear, the invention provides the following drawings for explanation:
FIG. 1 is a three-dimensional view of the present invention;
FIG. 2 is a longitudinal cross-sectional view of FIG. 1 in accordance with the present invention;
fig. 3 is a three-dimensional view of the cleaning unit of the present invention.
The drawings are numbered as follows: the device comprises a pier 1, a cleaning pipe 2, a driving ring 3, a spiral sliding groove 4, a clamping block 5, a cleaning brush 6, a driving plate 7, an arc-shaped plate 8, an anti-collision plate 9, a square groove 10, a fixing rod 11, a first spring damper 12, a shock absorption rod 13, a second spring damper 14, a connecting strip 15, a buffer spring damper 16, a first hinged pipe 17, a second hinged pipe 18, a ball block 19, a spiral sliding rod 20, a moving ring 21 and a pulley 22.
Detailed Description
As shown in fig. 1 to 3, the present invention provides a device for improving bridge durability, comprising a cleaning pipe 2 sleeved outside a bridge pier 1 and a driving ring 3 coaxially arranged outside the cleaning pipe 2; a gap is reserved between the inner side wall of the driving ring 3 and the cleaning pipe 2; a gap is reserved between the inner wall of the cleaning pipe 2 and the pier 1; the side wall of the cleaning tube 2 is provided with spiral chutes 4 (shown in figure 3) which are spirally distributed along the axial direction; the spiral chute 4 penetrates through the side wall of the cleaning tube 2; a plurality of clamping blocks 5 are connected in the spiral chute 4 in a sliding manner, the device determines whether the device is inverted according to the flowing direction of the seawater, the embodiment takes the clockwise rotation of the driving ring 3 in a top view state as an example, and in an initial state, the clamping blocks 5 are positioned at the upper end of the spiral chute 4; the outer end of each clamping block 5 is connected with the inner side wall of the driving ring 3; the inner end of each clamping block 5 is connected with a cleaning brush 6 which is arranged in the radial direction; the inner end of the cleaning brush 6 is in contact with the outer side wall of the pier 1; a plurality of driving plates 7 are uniformly distributed on the circumferential side wall of the driving ring 3; the upper end and the lower end of the cleaning pipe 2 are both connected with a moving unit for driving the cleaning pipe 2 to move along the pier 1; a restoring means for returning the drive ring 3 to the initial position is provided in the spiral chute 4.
The principle and the effect of the technical scheme are as follows:
the cleaning pipe 2 is adjusted to a certain height of the pier 1 through the moving unit, the flow of seawater acts on the driving plate 7 to drive the driving ring 3 to rotate, the fixture block 5 slides along the spiral chute 4 from top to bottom, and the cleaning brush 6 at the inner end of the fixture block 5 cleans chemical substances from the seawater attached to the outer wall of the pier 1; in the prior art, the external-pasting type anticorrosive material is adopted, even if the pasting degree is very good, seawater can gradually invade from the lower side of the external-pasting type anticorrosive material, and chemical substances such as concentrated salt, concentrated alkali and the like contained in the seawater still corrode reinforced concrete after a period of time.
The cleaning pipe 2 can resist large fish schools from directly impacting the bridge pier 1, so that the influence on the durability of the bridge pier 1 caused by vibration of the bridge pier 1 is avoided, and the durability of the bridge is improved; when the plant passes spiral chute 4 along with the sea water, a plurality of fixture blocks 5 that the slip set up at spiral chute 4 can mutually support, when some plant card goes into spiral chute 4, gliding a plurality of fixture blocks 5 can be torn the plant, thereby with plant crushing treatment, the plant after the breakage flows out along with the sea water is together from the opposite side of spiral chute 4, thereby reduce the contact time of plant and pier 1, avoid the plant to adhere to outside pier 1 for a long time and corrode pier 1, along the durability of bridge, even there is a small amount of plant to adhere to pier 1 lateral wall, thereby it makes fixture block 5 slide along spiral chute 4 from the top down to drive plate 7 rotation because the sea water drives, and make cleaning brush 6 along spiral chute 4 from the top down wash the incidental chemical substance of plant on pier 1 lateral wall, thereby reduce the corruption of chemical substance pier 1, thereby improve the durability of bridge.
In this embodiment, the cleaning tube 2 is coaxially connected with four arc-shaped plates 8; a gap is reserved between the adjacent arc-shaped plates 8; a gap is reserved between the arc-shaped plate 8 and the cleaning pipe 2; the outer side of each arc-shaped plate 8 is provided with an anti-collision plate 9 corresponding to the arc-shaped plate; the cross section of the anti-collision plate 9 is the same as that of the arc-shaped plate 8 and is arc-shaped; a gap is reserved between the adjacent anti-collision plates 9; a gap is reserved between each arc-shaped plate 8 and the anti-collision plate 9; the gaps are provided with first damping units; the first damping unit comprises a square groove 10 arranged on the outer side wall of the arc-shaped plate 8; a fixed rod 11 which is arranged in the radial direction is hinged on the side wall in the square groove 10 and close to the direction of the cleaning tube 2; the fixing rod 11 is connected with the upper side wall, the lower side wall, the front side wall and the rear side wall of the square groove 10 through four first spring dampers 12; a through chute is arranged on the anti-collision plate 9 along the radial direction; one end of the fixed rod 11 far away from the square groove 10 is coaxially connected with a shock absorption rod 13; the diameter of the shock absorption rod 13 is smaller than that of the fixed rod 11, and the length of the shock absorption rod 13 is longer than that of the fixed rod 11; the shock absorption rod 13 is connected with the sliding chute in a sliding manner; a second spring damper 14 sleeved on the shock absorption rod 13 is connected between the anti-collision plate 9 and the fixed rod 11; the upper moving unit and the lower moving unit are radially connected with four connecting strips 15 corresponding to the four arc-shaped plates 8; a buffer groove is formed in the connecting strip 15 along the radial direction; the arc plate 8 is provided with a buffer rod which is connected in the buffer groove in a sliding way; the buffer rod is connected with the side wall of the buffer groove close to one end of the pier 1 through a buffer spring damper 16.
The principle and the effect of the technical scheme are as follows:
when the bridge is impacted by a large fish school or a small ship, impact force vertically acts on the anti-collision plate 9, the anti-collision plate 9 can resist the impact, when the impact force is large, the second spring damper 14 acts, the anti-collision plate 9 slides inwards along the direction of the shock absorption rod 13, so that the vertical impact force is buffered, the bridge pier 1 is prevented from being directly damaged, the durability of the bridge is improved, the arc plate 8 is arranged, secondary buffering can be provided for the bridge pier 1, when the impact force is too large, the impact force is indirectly transmitted to the arc plate 8, the buffer rod on the arc plate 8 slides in the buffer groove under the action of the buffer spring damper 16, so that secondary buffering is realized, the buffering effect can be improved by matching with the buffering of the second spring damper 14, the influence of the impact force on the durability of the bridge pier 1 is reduced to the greatest extent, and the durability of the bridge is improved; meanwhile, the collision force enables the collision-proof plate 9 to move along the shock-absorbing rod 13, and the shock-absorbing rod 13 extends out of the collision-proof plate 9, so that fish schools can be driven; when the direction of the impact force is in a non-vertical direction, the fixed rod 11 hinged on the arc-shaped plate 8 is driven to rotate, and the first spring dampers 12 on the periphery of the fixed rod 11 are matched with each other to resist the rotation of the fixed rod 11, so that the impact force is buffered, the impact force is prevented from being directly transmitted to the bridge pier 1, and the durability of the bridge is improved; a gap is reserved between the adjacent arc plates 8, so that seawater can smoothly pass through the gap, and power is provided for the driving ring 3; meanwhile, due to the arrangement of the gap, the normal operation of the cleaning brush 6 can be prevented from being disturbed by the large-sized fish passing through the gap.
In this embodiment, a plurality of second damping units are arranged between adjacent anti-collision plates 9; each second shock absorption unit comprises a first hinge pipe 17 and a second hinge pipe 18 which are hinged with the adjacent side wall of the corresponding anti-collision plate 9; the first hinge pipe 17 and the second hinge pipe 18 are slidably connected with a first slide bar and a second slide bar through respective first tension springs (not shown in the figure); the outer end of the second slide bar is connected with a ball block 19, and the first slide bar is hinged with the ball block 19.
The principle and the effect of the technical scheme are as follows:
as shown in fig. 1, when a floater with a small impact force impacts the anti-collision plate 9 on the left side, the anti-collision plate 9 is displaced so as to increase the pulling force to pull the first hinge pipe 17 to move, and the first tension spring is driven to extend so as to buffer the pulling force; meanwhile, the second slide bar hinged with the first slide bar slides in the second hinge pipe 18 to drive the first tension spring in the second hinge pipe 18 to extend, so that the tension is further buffered, the impact force is prevented from being directly transmitted to the pier 1 to cause damage, and the durability of the bridge is improved.
In the present embodiment, as shown in fig. 3, the recovery unit includes a spiral sliding rod 20 having the same track as the spiral chute 4; the upper end and the lower end of the spiral slide bar 20 are respectively connected with the head side wall and the tail side wall of the spiral chute 4; the clamping blocks 5 are sleeved on the spiral sliding rod 20 in a sliding manner; a second tension spring (not shown in the figure) sleeved on the spiral slide rod 20 is connected between the first fixture block 5 and the spiral chute 4 which are close to the upper part of the pier 1.
The principle and the effect of the technical scheme are as follows:
when the water flow speed is higher, the power provided by the seawater is greater than the tension of the second tension spring, so that the driving ring 3 is driven to rotate, the clamping block 5 is driven to slide downwards along the spiral sliding groove 4, the cleaning brush 6 is used for cleaning chemical substances on the pier 1 from top to bottom, and the second tension spring is in a stretching state; when the water flow speed is reduced, the stretched second tension spring lacks the limit of power provided by seawater, so that the fixture block 5 connected with the stretched second tension spring is driven to slide upwards along the spiral chute 4, chemical substances on the pier 1 are cleaned again, the cleaning degree is improved, the arrangement of the recovery unit can be matched with the water flow speed, and when the water flow speed is high, the driving ring 3 is driven to rotate, so that the cleaning brush 6 at the inner end of the fixture block 5 cleans the chemical substances on the outer side wall of the pier 1 from top to bottom along the track direction of the spiral chute 4; when the water flow speed is lower, the recovery unit drives the cleaning brush 6 to clean chemical substances on the outer side wall of the pier 1 from bottom to top along the track direction of the spiral chute 4, so that the cleaning degree is improved, and the durability of the bridge is improved.
In this embodiment, the moving unit includes a moving ring 21 coaxially slidably connected to the upper and lower ends of the cleaning pipe 2; the outer side wall of the moving ring 21 is connected with the inner end of the corresponding connecting strip 15; the inner side wall of the arc-shaped plate 8 is connected with the outer end of the corresponding connecting strip 15; a plurality of arc-shaped grooves are formed in the circular array on the movable ring 21; a pulley 22 driven by a motor is rotationally connected in the arc-shaped groove; the sheave 22 is in contact with an outer side wall of the pier 1.
The principle and the effect of the technical scheme are as follows:
when the tide is subsided, the length of the pier 1 exposed to the water surface is lengthened, the pulley 22 can be driven to rotate through the motor, so that the whole device moves to a required position, sea wind passes through the gap between the adjacent anti-collision plates 9 and the gap between the adjacent arc-shaped plates 8, the gap reduces the space through which the sea wind passes, the volume through which the sea wind passes is compressed, the wind speed of the sea wind is improved, the sea wind acts on the driving plate 7 to drive the driving ring 3 to rotate, the sea water is replaced to provide power for the driving ring 3, chemical substances attached to the outside of the pier 1 can be cleaned, and the durability of the bridge is improved.
Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the invention, and that, although the invention has been described in detail with reference to the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the invention as defined by the appended claims.

Claims (5)

1. A device for improving bridge durability, characterized in that: comprises a cleaning pipe sleeved outside a pier and a driving ring coaxially arranged outside the cleaning pipe; the side wall of the cleaning pipe is provided with spiral chutes spirally distributed along the axial direction; a plurality of clamping blocks are connected in the spiral chute in a sliding manner; one end of each clamping block is connected with the inner side wall of the driving ring; the other end of each clamping block is connected with a cleaning brush; a plurality of driving plates are uniformly distributed on the circumferential side wall of the driving ring; both ends of the cleaning pipe are connected with a moving unit for driving the cleaning pipe to move along the bridge pier; a restoring unit for returning the driving ring to the initial position is arranged in the spiral chute.
2. The apparatus for improving durability of a bridge of claim 1, wherein: a plurality of arc-shaped plates are coaxially connected outside the cleaning pipe; the outer side of each arc-shaped plate is provided with an anti-collision plate corresponding to the arc-shaped plate; a first damping unit is arranged between each arc-shaped plate and the anti-collision plate; the first damping unit comprises a square groove arranged on the outer side wall of the arc-shaped plate; fixed rods arranged in the radial direction are hinged in the square grooves; the fixed rod is connected with the side wall of the square groove through a plurality of first spring dampers; the anti-collision plate is provided with a sliding chute which is arranged in the radial direction; one end of the fixed rod, which is far away from the square groove, is coaxially connected with a shock absorption rod; the damping rod is connected with the sliding chute in a sliding way; a second spring damper sleeved on the shock absorption rod is arranged between the anti-collision plate and the fixed rod; the mobile unit is connected with a connecting strip corresponding to the arc-shaped plate; a buffer groove is formed in the connecting strip; the arc-shaped plate is connected with a buffer rod which is connected in the buffer groove in a sliding manner; the buffer rod is connected with the buffer groove through the buffer spring damper.
3. A device for improving the durability of a bridge according to claim 2, wherein: a plurality of second damping units are arranged between the adjacent anti-collision plates; each second damping unit comprises a first hinged pipe and a second hinged pipe hinged with the side wall of the corresponding anti-collision plate; the first hinge pipe and the second hinge pipe are both connected with a first sliding rod and a second sliding rod in a sliding manner through respective first tension springs.
4. A device for improving bridge durability according to claim 3 wherein: the recovery unit comprises a spiral sliding rod with the same track as the spiral sliding chute; two ends of the spiral sliding rod are respectively connected with the head and tail side walls of the spiral sliding chute; the plurality of clamping blocks are sleeved on the spiral sliding rod in a sliding manner; a second tension spring sleeved on the spiral slide rod is connected between the first clamping block close to the upper part of the bridge pier and the spiral chute.
5. The apparatus of claim 4, wherein the apparatus further comprises: the moving unit comprises moving rings which are coaxially and slidably connected to the two ends of the cleaning pipe; the outer side wall of the movable ring is connected with one end of the corresponding connecting strip; the inner side wall of the arc-shaped plate is connected with the other end of the corresponding connecting strip; a plurality of arc-shaped grooves are formed in the circular array on the movable ring; a pulley driven by a motor is rotationally connected in the arc-shaped groove.
CN202211395435.1A 2022-11-09 2022-11-09 Device for improving durability of bridge Pending CN115573276A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202211395435.1A CN115573276A (en) 2022-11-09 2022-11-09 Device for improving durability of bridge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202211395435.1A CN115573276A (en) 2022-11-09 2022-11-09 Device for improving durability of bridge

Publications (1)

Publication Number Publication Date
CN115573276A true CN115573276A (en) 2023-01-06

Family

ID=84589875

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202211395435.1A Pending CN115573276A (en) 2022-11-09 2022-11-09 Device for improving durability of bridge

Country Status (1)

Country Link
CN (1) CN115573276A (en)

Similar Documents

Publication Publication Date Title
CN110476856B (en) Unrestrained aquaculture net case of anti-wind
KR100642334B1 (en) The pier collapse prevention infrastructure
CN110820689A (en) Rotation type self-resetting bridge pier anti-collision guardrail structure
CN112301961B (en) Protection device of ocean platform spud leg
CN111074755A (en) Gravity type self-resetting pier anti-collision device structure
CN214784231U (en) A anti-corrosion anticollision protection structure for wind-powered electricity generation jacket spud leg
KR20190012039A (en) Pier protector
CN111877271B (en) Bridge anti-collision device and using method thereof
CN115573276A (en) Device for improving durability of bridge
CN113756260A (en) Self-adaptive constant-resistance interception system suitable for bridge anti-collision interception
US3436920A (en) Protection of offshore structure from icebergs
CN2734826Y (en) Horizontal automatically-retractable floating type bridge pier anticollision device
CN215165394U (en) Anti-collision protection device of overwater sewage disposal robot
CN211547622U (en) Rotation type self-resetting bridge pier anti-collision guardrail structure
CN208660467U (en) A kind of mud scraper
CN113026543A (en) Stride sea bridge with preventing unrestrained crashproof bridge pier
CN210194553U (en) Detachable rubber fender for collision avoidance of bridge pier
CN218757295U (en) Hydraulic engineering is with protection bridge
CN220538562U (en) Permanent steel pile casing that antiseptic effect is good
CN112792085B (en) Pier department garbage disposal device
CN210127393U (en) Bridge buffer stop
CN212077601U (en) Gravity type self-resetting pier anti-collision device structure
CN219326662U (en) Ecological floating bed with buffer structure
CN215715029U (en) Linkage type water conservancy ecological slope protection and maintenance supporting device
CN113123298B (en) Pier buffer stop

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination