1. The bridge pier repairing and reinforcing construction method comprises a rubber handle, and is characterized in that: the weeding machine is characterized in that a working box is fixedly connected to the lower side of the rubber handle, a working chamber is arranged in the working box, a liquid pushing mechanism is arranged in the working chamber and comprises a herbicide box fixedly connected to the inner wall of the working chamber, a herbicide chamber is arranged in the herbicide box, a communicating pipe fixedly connected to the inner wall of the working chamber is arranged on the left side of the herbicide box, spiral chambers with openings on the left and right sides are arranged in the communicating pipe, spiral chutes are fixedly connected to the inner wall of the spiral chamber, one-way valves for communicating the spiral chamber with the herbicide chamber are fixedly connected to the herbicide box, a fixed box is fixedly connected to the right side of the working box, a fixed chamber is arranged in the fixed box, a weeding mechanism is arranged in the fixed chamber and comprises a first transmission shaft rotatably connected to the inner wall of the fixed chamber, and a disc is arranged on the first transmission shaft, the first transmission shaft is also provided with a fixed strip positioned on the right side of the disc, the fixed strip is provided with foam boards which are symmetrical up and down, the foam plate is positioned at the opening at the left side of the spiral cavity, the inner wall of the fixed cavity is fixedly connected with a baffle plate, a blocking cavity is arranged in the baffle plate, a blocking block which is connected with the disc in a sliding way is arranged in the blocking cavity, the blocking block is provided with a buffer spring fixedly connected with the inner wall of the blocking cavity, the disc is provided with a water outlet pipe positioned on the right side of the foam plate, the left side of the first transmission shaft is provided with an ejector which is fixedly connected on the fixed box and is fixedly connected with the water outlet pipe, the fixed case upside still is equipped with the transmission case, be equipped with the transmission chamber in the driving plate, be equipped with reinforcing mechanism in the transmission chamber, reinforcing mechanism connects including rotating the rotatory pipe on the transmission intracavity wall.

2. The bridge pier repairing and reinforcing construction method according to claim 1, characterized by comprising the following steps: push away liquid mechanism still includes fixed connection and is in electric putter on the work intracavity wall, electric putter left side be equipped with herbicide case sliding connection's driving plate, driving plate downside fixedly connected with sliding connection be in first push away liquid board on the herbicide intracavity wall, herbicide case front side be equipped with the first inlet of herbicide chamber and external intercommunication.

3. The bridge pier repairing and reinforcing construction method according to claim 1, characterized by comprising the following steps: the weeding mechanism further comprises an elliptical sliding groove formed in the end face of the left side of the disc, sliding plates which are connected with the fixed box in a sliding mode and are vertically symmetrical relative to the first transmission shaft are arranged in the elliptical sliding groove, weeding scissors are arranged on the vertically symmetrical sliding plates, and a weeding cavity with an opening direction close to one side of the first transmission shaft is formed in the weeding scissors.

4. The bridge pier repairing and reinforcing construction method according to claim 3, wherein the construction method comprises the following steps: fixed connection is related to on the fixed case the dead lever of first transmission shaft symmetry, the dead lever with weeding scissors sliding connection and one end extend to the weeding intracavity, be equipped with on the dead lever and be located the slip case of weeding chamber opening part, the slip incasement is equipped with the slip chamber, sliding connection has on the slip intracavity wall with the clearance board of weeding intracavity wall butt, be equipped with fixed connection on the clearance board reset spring on the slip intracavity wall.

5. The bridge pier repairing and reinforcing construction method according to claim 1, characterized by comprising the following steps: the strengthening mechanism still includes be equipped with rotatory pipeline in the rotatory intraductal, the rotatory pipe left side is equipped with and is located the spray tank of weeding scissors upside, spray tank in be equipped with the chamber that sprays that the transmission chamber link up, still be equipped with on the spray tank and spray the hole, fixedly connected with mucus case on the work intracavity wall, be equipped with in the mucus case with the mucus chamber that the transmission chamber link up, sliding connection has on the mucus intracavity wall with driving plate fixed connection's second liquid pushing plate, be equipped with on the mucus case and be located the second inlet of first inlet upside.

6. The bridge pier repairing and reinforcing construction method according to claim 5, wherein the construction method comprises the following steps: the disc is provided with an annular rack, a second transmission shaft connected with the annular rack gear pair is rotatably connected to the fixed box, and the second transmission shaft is connected with the rotary pipe gear pair; the invention discloses a bridge pier repairing and reinforcing construction method, which is characterized by comprising the following steps:

firstly, respectively connecting the second liquid inlet and the first liquid inlet with a fiber composite material mucus pipeline and a herbicide pipeline, holding the rubber handle by hand, aligning the weeding scissors with the side end face of the bridge and slowly moving downwards; secondly, the electric push rod is started, the first liquid pushing plate can be driven to move leftwards, so that the herbicide in the herbicide cavity is pushed leftwards, the herbicide in the herbicide cavity flows into the spiral cavity through the one-way valve, water flow can be sprayed out in a spiral shape of the spiral chute in a rotating mode, a rotating water flow column is washed on the foam plate, the fixing strip can be driven to rotate, the disc is driven to rotate, the symmetrical sliding plates can be driven to approach each other and then move away from each other due to the effect of the oval chute when the disc rotates, the symmetrical weeding scissors can be driven to move along with the sliding plates, weeds are sheared off through the weeding scissors, meanwhile, the water flow is gathered into the fixing cavity, can flow into the sprayer through the water outlet pipe, and is sprayed to the side end face of the bridge by the sprayer, preventing the regeneration of weeds; when the weeding scissors move towards the direction close to the first transmission shaft, the cleaning plate moves into the sliding cavity, the opening of the weeding cavity is opened, and when the weeding scissors move towards the direction far away from the first transmission shaft, the cleaning plate is popped out from the sliding cavity under the action of the return spring, so that the residual weeds and soil in the weeding cavity are pushed out; the fourth step, works as the driving plate quilt when electric putter promotes, can drive the second liquid pushing plate will fibre combined material in the mucus intracavity pushes away in the rotatory pipeline, works as when the disc rotates, can drive the ring rack rotates, through the gear drive principle, can drive the second transmission shaft with the rotatory pipe rotates thereupon, thereby drives the spray tank rotates, can pass through the spray hole will the rotatory spraying of fibre combined material in the spray chamber, fibre reset material mucus covers to the bridge side end face after clearing up, can improve the shear strength of concrete pier stud after solidifying to enlarge the cross-section of bridge stud, consolidate.

Background

The bridge pier is a sub-building for supporting a bridge span structure and transmitting constant load and vehicle live load to a foundation, and the bridge abutment is arranged on two sides of the bridge. The pier is used for supporting a bridge span structure, and in service of the bridge, sudden disasters can cause pier stud diseases. For a bridge that is navigable underneath, a small probability of a ship striking the pier will cause a large damage to the pier. In addition, a fire disaster is a disaster which occurs frequently, and occasionally occurs in a bridge, the high temperature of the fire disaster can damage a concrete structure, so that the material performance is deteriorated, the bearing capacity and the ductility are reduced, and the brittle failure is caused.

Disclosure of Invention

The invention aims to provide a bridge pier repairing and reinforcing construction method which is used for overcoming the defects in the prior art.

According to the bridge pier repairing and reinforcing construction method, the rubber handle is included, a working box is fixedly connected to the lower side of the rubber handle, a working cavity is arranged in the working box, a liquid pushing mechanism is arranged in the working cavity and comprises a herbicide box fixedly connected to the inner wall of the working cavity, a herbicide cavity is arranged in the herbicide box, a communicating pipe fixedly connected to the inner wall of the working cavity is arranged on the left side of the herbicide box, spiral cavities with openings on the left and right sides are arranged in the communicating pipe, spiral sliding grooves are fixedly connected to the inner wall of the spiral cavity, a one-way valve communicated with the spiral cavity and the herbicide cavity is fixedly connected to the herbicide box, a fixed box is fixedly connected to the right side of the working box, a fixed cavity is arranged in the fixed box, a weeding mechanism is arranged in the fixed cavity and comprises a first transmission shaft rotatably connected to the inner wall of the fixed cavity, the first transmission shaft is provided with a disc, the first transmission shaft is also provided with a fixed strip positioned on the right side of the disc, the fixed strip is provided with foam plates which are symmetrical up and down, the foam plates are positioned at the left opening of the spiral cavity, the inner wall of the fixed cavity is fixedly connected with a baffle plate, a blocking cavity is arranged in the baffle plate, a blocking block which is in sliding connection with the disc is arranged in the blocking cavity, the blocking block is provided with a buffer spring which is fixedly connected on the inner wall of the blocking cavity, the disc is provided with a water outlet pipe positioned on the right side of the foam plates, the left side of the first transmission shaft is provided with an ejector which is fixedly connected on the fixed box and is fixedly connected with the water outlet pipe, when herbicide in the herbicide cavity flows into the spiral cavity through the one-way valve, water flow can be rotationally sprayed out along the spiral shape of the spiral chute, and a rotating water flow column is flushed on the foam plates, the fixing strip can be driven to rotate, so that the disc is driven to rotate, water flow is gathered in the fixing cavity and can flow into the ejector through the water outlet pipe, the ejector is sprayed onto the side end face of the bridge, the transmission box is further arranged on the upper side of the fixing box, the transmission cavity is arranged in the transmission plate, the reinforcing mechanism is arranged in the transmission cavity and is connected with the rotary pipe on the inner wall of the transmission cavity in a rotating mode, and the fiber composite material liquid can be sprayed onto the bridge pier through the reinforcing mechanism.

Further technical scheme, the liquid pushing mechanism still includes fixed connection and is in electric putter on the work intracavity wall, electric putter left side be equipped with herbicide case sliding connection's driving plate, driving plate downside fixedly connected with sliding connection is in first liquid pushing plate on the herbicide intracavity wall, herbicide case front side be equipped with the first inlet of herbicide chamber and external intercommunication works as electric putter starts the back, can drive first liquid pushing plate removes left, thereby will herbicide intracavity promotes left.

According to a further technical scheme, the weeding mechanism further comprises an elliptical sliding groove formed in the end face of the left side of the disc, sliding plates which are connected with the fixed box in a sliding mode and are vertically symmetrical relative to the first transmission shaft are arranged in the elliptical sliding groove, weeding scissors are arranged on the vertically symmetrical sliding plates, a weeding cavity with an opening direction close to one side of the first transmission shaft is formed in the weeding scissors, when the disc rotates, the symmetrical sliding plates can be driven to be close to each other and then to be away from each other under the action of the elliptical sliding groove, the symmetrical weeding scissors can be driven to move along with the sliding plates, and accordingly weeds are cut off and cleaned through the weeding scissors.

In a further technical scheme, a fixed rod which is symmetrical relative to the first transmission shaft is fixedly connected to the fixed box, the fixed rod is connected with the weeding scissors in a sliding way, one end of the fixed rod extends into the weeding cavity, a sliding box positioned at the opening of the weeding cavity is arranged on the fixed rod, a sliding cavity is arranged in the sliding box, the inner wall of the sliding cavity is connected with a cleaning plate in a sliding way, the cleaning plate is abutted against the inner wall of the weeding cavity, the cleaning plate is provided with a reset spring fixedly connected on the inner wall of the sliding cavity, when the weeding scissors move towards the direction close to the first transmission shaft, the cleaning plate moves into the sliding cavity, the opening of the weeding cavity is opened, when the weeding scissors move towards the direction far away from the first transmission shaft, the cleaning plate is popped out from the sliding cavity under the action of the return spring, so that the residual weeds and soil in the weeding cavity are pushed out.

Further technical scheme, strengthening mechanism still includes be equipped with rotatory pipeline in the rotatory intraductal, rotatory pipe left side is equipped with and is located the spraying case of weeding scissors upside, spray the incasement be equipped with the chamber that sprays that the transmission chamber link up, it still is equipped with the hole of spraying on the spraying case, fixedly connected with mucus case on the work intracavity wall, be equipped with in the mucus incasement with the mucus chamber that the transmission chamber link up, sliding connection on the mucus intracavity wall with transmission plate fixed connection's second liquid pushing plate, be equipped with on the mucus case and be located the second inlet of first inlet upside works as the transmission plate quilt when electric putter promotes, can drive the second liquid pushing plate will the fibre combined material in the mucus intracavity pushes away in the rotatory pipeline, pushes away at last the spraying intracavity passes through spray the hole blowout.

A further technical scheme, be equipped with the annular rack on the disc, rotate on the fixed case be connected with the secondary drive axle that the annular rack gear pair is connected, the secondary drive axle with rotatory pipe gear pair is connected, works as when the disc rotates, can drive the annular rack rotates, through the gear drive principle, can drive the secondary drive axle with rotatory pipe rotates thereupon, thereby drives spray the case and rotate, can pass through spray the hole will spray the rotatory spraying of fibre combined material in the intracavity.

The invention discloses a bridge pier repairing and reinforcing construction method, which comprises the following specific steps:

the first step, the second liquid inlet and the first liquid inlet are respectively connected with a fiber composite material mucus pipeline and a herbicide pipeline, the rubber handle is held by hands, the weeding scissors are aligned to the side end face of the bridge and slowly move downwards.

Secondly, the electric push rod is started, the first liquid pushing plate can be driven to move leftwards, so that the herbicide in the herbicide cavity is pushed leftwards, the herbicide in the herbicide cavity flows into the spiral cavity through the one-way valve, water flow can be sprayed out in a spiral shape of the spiral chute in a rotating mode, a rotating water flow column is washed on the foam plate, the fixing strip can be driven to rotate, the disc is driven to rotate, the symmetrical sliding plates can be driven to approach each other and then move away from each other due to the effect of the oval chute when the disc rotates, the symmetrical weeding scissors can be driven to move along with the sliding plates, weeds are sheared off through the weeding scissors, meanwhile, the water flow is gathered into the fixing cavity, can flow into the sprayer through the water outlet pipe, and is sprayed to the side end face of the bridge by the sprayer, preventing the regeneration of weeds.

And thirdly, when the weeding scissors move towards the direction close to the first transmission shaft, the cleaning plate moves into the sliding cavity, the opening of the weeding cavity is opened, and when the weeding scissors move towards the direction far away from the first transmission shaft, the cleaning plate is popped out from the sliding cavity under the action of the return spring, so that the residual weeds and soil in the weeding cavity are pushed out.

The fourth step, works as the driving plate quilt when electric putter promotes, can drive the second liquid pushing plate will fibre combined material in the mucus intracavity pushes away in the rotatory pipeline, works as when the disc rotates, can drive the ring rack rotates, through the gear drive principle, can drive the second transmission shaft with the rotatory pipe rotates thereupon, thereby drives the spray tank rotates, can pass through the spray hole will the rotatory spraying of fibre combined material in the spray chamber, fibre reset material mucus covers to the bridge side end face after clearing up, can improve the shear strength of concrete pier stud after solidifying to enlarge the cross-section of bridge stud, consolidate.

The invention has the beneficial effects that: the device utilizes an ingenious mechanical structure, the weeds and the like on the bridge pier are cut off and removed, then the herbicide is sprayed, so that the weeds are prevented from being regenerated, the end face of the bridge pier is cleaned, then the fiber composite material mucus is sprayed on the end face of the bridge pier, after the mucus is solidified, the shear strength and the bending ductility of the concrete bridge pier can be improved, and the defects of the longitudinal steel bar lap joint or the anchoring performance can be overcome.

Drawings

FIG. 1 is a schematic external view of the present invention;

FIG. 2 is a schematic view of the overall structure of the inner wall of the bridge pier repairing and reinforcing construction method of the invention;

FIG. 3 is an enlarged partial schematic view of A of FIG. 2 according to the present invention;

FIG. 4 is an enlarged partial schematic view of B of FIG. 3 in accordance with the present invention;

FIG. 5 is a schematic view of C-C of FIG. 2 in accordance with the present invention;

fig. 6 is a schematic view of D-D of fig. 2 of the present invention.

Detailed Description

In order to make the objects and advantages of the present invention more apparent, the following detailed description of the present invention is given with reference to the accompanying examples, it should be understood that the following text is only used to describe one bridge pier repairing and reinforcing construction method or several specific embodiments of the present invention, and does not strictly limit the scope of protection specifically claimed by the present invention, as used herein, the terms up, down, left and right are not limited to their strict geometric definitions, but include tolerances for reasonable and inconsistent machining or human error, and the following text describes specific features of the bridge pier repairing and reinforcing construction method in detail:

referring to fig. 1 to 6, the bridge pier repairing and reinforcing construction method according to the embodiment of the present invention includes a rubber handle 11, a working chamber 12 is fixedly connected to a lower side of the rubber handle 11, a working chamber 13 is disposed in the working chamber 12, a liquid pushing mechanism 901 is disposed in the working chamber 13, the liquid pushing mechanism 901 includes a herbicide tank 14 fixedly connected to an inner wall of the working chamber 13, a herbicide chamber 15 is disposed in the herbicide tank 14, a communicating pipe 25 fixedly connected to an inner wall of the working chamber 13 is disposed at a left side of the herbicide tank 14, a spiral chamber 26 having openings at left and right sides is disposed in the communicating pipe 25, a spiral chute 27 is fixedly connected to an inner wall of the spiral chamber 26, a check valve 24 communicating the spiral chamber 26 with the herbicide chamber 15 is fixedly connected to the herbicide tank 14, and a fixed tank 28 is fixedly connected to a right side of the working tank 12, be equipped with fixed chamber 29 in the fixed case 28, be equipped with weeding mechanism 902 in the fixed chamber 29, weeding mechanism 902 is connected including rotating first transmission shaft 30 on the fixed chamber 29 inner wall, be equipped with disc 31 on the first transmission shaft 30, still be equipped with on the first transmission shaft 30 and be located the fixed strip 32 on disc 31 right side, be equipped with the cystosepiment 33 of longitudinal symmetry on the fixed strip 32, cystosepiment 33 is located spiral chamber 26 left side opening part, fixedly connected with baffle 35 on the fixed chamber 29 inner wall, be equipped with in the baffle 35 and block chamber 36, block intracavity 36 be equipped with disc 31 sliding connection's block piece 37, be equipped with fixed connection on the block piece 37 block buffer spring 38 on the 36 inner wall of chamber, be equipped with on the disc 31 and be located outlet pipe 34 on cystosepiment 33 right side, first transmission shaft 30 left side be equipped with fixed connection on the fixed case 28 and with outlet pipe 34 fixed connection's spraying The ejector 48 is used for ejecting water flow in a rotating manner along the spiral shape of the spiral chute 27 when the herbicide in the herbicide cavity 15 flows into the spiral cavity 26 through the check valve 24, the rotating water flow column is flushed on the foam plate 33 to drive the fixing strip 32 to rotate so as to drive the disc 31 to rotate, the water flow is gathered in the fixing cavity 29 and flows into the ejector 48 through the water outlet pipe 34, and is finally sprayed onto the side end face of the bridge by the ejector 48, the upper side of the fixing box 28 is further provided with a transmission box 49, a transmission cavity 50 is arranged in the transmission plate 19, a reinforcing mechanism 903 is arranged in the transmission cavity 50, the reinforcing mechanism 903 comprises a rotating pipe 51 which is rotatably connected to the inner wall of the transmission cavity 50, and the fiber composite material liquid can be sprayed onto the bridge pier through the reinforcing mechanism 903.

Advantageously or exemplarily, the liquid pushing mechanism 901 further comprises an electric push rod 18 fixedly connected to the inner wall of the working chamber 13, a driving plate 19 slidably connected to the herbicide tank 14 is disposed on the left side of the electric push rod 18, a first liquid pushing plate 20 slidably connected to the inner wall of the herbicide chamber 15 is fixedly connected to the lower side of the driving plate 19, and a first liquid inlet 23 communicating the herbicide chamber 15 with the outside is disposed on the front side of the herbicide tank 14, so that when the electric push rod 18 is activated, the first liquid pushing plate 20 is driven to move to the left, thereby pushing the herbicide in the herbicide chamber 15 to the left.

Advantageously or exemplarily, the weeding mechanism 902 further comprises an elliptical sliding slot 39 provided on the left end surface of the circular disc 31, a sliding plate 40 slidably connected to the fixed box 28 and vertically symmetrical with respect to the first transmission shaft 30 is provided in the elliptical sliding slot 39, weeding shears 41 are provided on the vertically symmetrical sliding plates 40, a weeding cavity 42 with an opening direction close to one side of the first transmission shaft 30 is provided in the weeding shears 41, and when the circular disc 31 rotates, the symmetrical sliding plates 40 are driven to simultaneously approach each other and then move away from each other due to the elliptical sliding slot 39, so that the symmetrical weeding shears 41 are driven to move along with the rotation of the circular disc 31, thereby cutting off weeds and cleaning the weeds by the weeding shears 41.

Advantageously or exemplarily, a fixed rod 43 symmetrical with respect to the first transmission shaft 30 is fixedly connected to the fixed box 28, the fixed rod 43 is slidably connected to the weeding shears 41 and has one end extending into the weeding cavity 42, a sliding box 44 is provided on the fixed rod 43 at an opening of the weeding cavity 42, a sliding cavity 45 is provided in the sliding box 44, a cleaning plate 47 abutting against an inner wall of the weeding cavity 42 is slidably connected to an inner wall of the sliding cavity 45, a return spring 46 fixedly connected to the inner wall of the sliding cavity 45 is provided on the cleaning plate 47, when the weeding shears 41 move towards the direction close to the first transmission shaft 30, the cleaning plate 47 moves into the sliding cavity 45, the opening of the weeding cavity 42 is opened, when the weeding shears 41 move away from the first transmission shaft 30, the cleaning plate 47 is ejected from the sliding cavity 45 due to the action of the return spring 46, thereby pushing out the residual weeds and soil within the weeding chamber 42.

Beneficially or exemplarily, the reinforcing mechanism 903 further includes a rotating pipe 54 arranged in the rotating pipe 51, a spraying box 55 located on the upper side of the weeding shears 41 is arranged on the left side of the rotating pipe 51, a spraying cavity 56 communicated with the transmission cavity 50 is arranged in the spraying box 55, a spraying hole 57 is further arranged on the spraying box 55, a viscous liquid box 16 is fixedly connected to the inner wall of the working cavity 13, a viscous liquid cavity 17 communicated with the transmission cavity 50 is arranged in the viscous liquid box 16, a second liquid pushing plate 21 fixedly connected with the transmission plate 19 is slidably connected to the inner wall of the viscous liquid cavity 17, a second liquid inlet 22 located on the upper side of the first liquid inlet 23 is arranged on the viscous liquid box 16, and when the transmission plate 19 is pushed by the electric push rod 18, the second liquid pushing plate 21 is driven to push the fiber composite material in the viscous liquid cavity 17 into the rotating pipe 54, and finally pushed into the spray chamber 56 to be sprayed out through the spray holes 57.

Advantageously or exemplarily, the disc 31 is provided with an annular rack 52, the fixed box 28 is rotatably connected with a second transmission shaft 53 connected with the annular rack 52 by a gear pair, the second transmission shaft 53 is connected with the rotating tube 51 by a gear pair, when the disc 31 rotates, the annular rack 52 is driven to rotate, and by the gear transmission principle, the second transmission shaft 53 and the rotating tube 51 are driven to rotate along with the second transmission shaft, so as to drive the spraying box 55 to rotate, and the fiber composite material in the spraying cavity 56 can be sprayed in a rotating manner through the spraying hole 57.

The invention discloses a bridge pier repairing and reinforcing construction method, which comprises the following specific steps:

in the first step, the second liquid inlet 22 and the first liquid inlet 23 are respectively connected with a fiber composite material mucus pipeline and a herbicide pipeline, the rubber handle 11 is held by hand, and the weeding scissors 41 are aligned to the side end face of the bridge and slowly move downwards.

Secondly, the electric push rod 18 is started, the first liquid pushing plate 20 is driven to move leftwards, so that the herbicide in the herbicide cavity 15 is pushed leftwards, the herbicide in the herbicide cavity 15 flows into the spiral cavity 26 through the one-way valve 24, water flow can be sprayed out in a spiral shape of the spiral chute 27 in a rotating mode, a rotating water flow column is washed on the foam plate 33, the fixing strip 32 can be driven to rotate, the disc 31 can be driven to rotate, when the disc 31 rotates, the symmetrical sliding plates 40 can be driven to move away from each other due to the effect of the oval chute 39, the symmetrical weeding scissors 41 can be driven to move along with the rotation, so that weeds are cut and cleaned through the weeding scissors 41, meanwhile, the water flow is gathered in the fixed cavity 29 and can flow into the ejector 48 through the water outlet pipe 34, finally, the water is sprayed to the end face of the bridge side by the sprayer 48 to prevent the weeds from regenerating.

Thirdly, when the weeding shears 41 move towards the direction close to the first transmission shaft 30, the cleaning plate 47 moves into the sliding cavity 45, the opening of the weeding cavity 42 is opened, and when the weeding shears 41 move towards the direction far away from the first transmission shaft 30, the cleaning plate 47 is popped out from the sliding cavity 45 under the action of the return spring 46, so that the residual weeds and soil in the weeding cavity 42 are pushed out.

Fourthly, when the driving plate 19 is pushed by the electric push rod 18, the second liquid pushing plate 21 can be driven to push the fiber composite material in the mucus cavity 17 into the rotary pipeline 54, when the disc 31 rotates, the annular rack 52 can be driven to rotate, the second transmission shaft 53 and the rotary pipe 51 can be driven to rotate along with the rotation through the gear transmission principle, the spraying box 55 is driven to rotate, the fiber composite material in the spraying cavity 56 can be sprayed in a rotating mode through the spraying holes 57, the fiber resetting material mucus covers the side end face of the bridge after being cleaned, the shearing strength of the concrete pier can be improved after solidification, and therefore the cross section of the bridge is enlarged and reinforcement is carried out.

The invention has the beneficial effects that: the device utilizes an ingenious mechanical structure, the weeds and the like on the bridge pier are cut off and removed, then the herbicide is sprayed, so that the weeds are prevented from being regenerated, the end face of the bridge pier is cleaned, then the fiber composite material mucus is sprayed on the end face of the bridge pier, after the mucus is solidified, the shear strength and the bending ductility of the concrete bridge pier can be improved, and the defects of the longitudinal steel bar lap joint or the anchoring performance can be overcome.

It will be apparent to those skilled in the art that various modifications may be made to the above embodiments without departing from the general spirit and concept of the invention. All falling within the scope of protection of the present invention. The protection scheme of the invention is subject to the appended claims.