CN114575265A - Cable-stay bridge construction auxiliary assembly - Google Patents
Cable-stay bridge construction auxiliary assembly Download PDFInfo
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- CN114575265A CN114575265A CN202210345003.3A CN202210345003A CN114575265A CN 114575265 A CN114575265 A CN 114575265A CN 202210345003 A CN202210345003 A CN 202210345003A CN 114575265 A CN114575265 A CN 114575265A
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- crawling
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- 238000010276 construction Methods 0.000 title claims abstract description 20
- 230000009193 crawling Effects 0.000 claims abstract description 55
- 239000011248 coating agent Substances 0.000 claims abstract description 54
- 238000000576 coating method Methods 0.000 claims abstract description 54
- 230000007246 mechanism Effects 0.000 claims abstract description 51
- 239000004744 fabric Substances 0.000 claims description 17
- 230000003014 reinforcing effect Effects 0.000 claims description 16
- 239000004922 lacquer Substances 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000007664 blowing Methods 0.000 claims description 7
- 239000011159 matrix material Substances 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 230000002146 bilateral effect Effects 0.000 claims 1
- 230000007797 corrosion Effects 0.000 abstract description 2
- 238000005260 corrosion Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 12
- 239000000725 suspension Substances 0.000 description 10
- 230000000903 blocking effect Effects 0.000 description 8
- 238000004140 cleaning Methods 0.000 description 8
- 238000005507 spraying Methods 0.000 description 8
- 230000000670 limiting effect Effects 0.000 description 5
- 239000003973 paint Substances 0.000 description 5
- 239000007921 spray Substances 0.000 description 5
- 239000012535 impurity Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000007667 floating Methods 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000008093 supporting effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/16—Arrangements for controlling delivery; Arrangements for controlling the spray area for controlling the spray area
- B05B12/32—Shielding elements, i.e. elements preventing overspray from reaching areas other than the object to be sprayed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/04—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation
- B05B13/0436—Installations or apparatus for applying liquid or other fluent material to elongated bodies, e.g. light poles, pipes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B16/00—Spray booths
- B05B16/20—Arrangements for spraying in combination with other operations, e.g. drying; Arrangements enabling a combination of spraying operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/04—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases
- B05D3/0406—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases the gas being air
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- 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
- B08B1/32—Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D11/00—Suspension or cable-stayed bridges
- E01D11/04—Cable-stayed bridges
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- 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
- E01D19/16—Suspension cables; Cable clamps for suspension cables ; Pre- or post-stressed cables
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention relates to the technical field of cable-stayed bridge construction, in particular to auxiliary equipment for cable-stayed bridge construction. The combined fixed crawling mechanism and coating mechanism can coat the stayed cable during construction of the stayed cable bridge, and the fixed crawling mechanism drives the coating mechanism to move upwards along the stayed cable, so that the coating mechanism is conveyed to the upper end of the stayed cable, and then the stayed cable is subjected to movable coating treatment, thereby avoiding the problem that the stayed cable is collided during fixed installation after coating, resulting in damage to the coating surface, improving the corrosion resistance of the stayed cable, prolonging the service life of the stayed cable.
Description
Technical Field
The invention relates to the technical field of cable-stayed bridge construction, in particular to auxiliary equipment for cable-stayed bridge construction.
Background
A cable-stayed bridge is also called a diagonal tension bridge, is a bridge with a main beam directly pulled on a bridge tower by a plurality of guys, is a structural system formed by combining a pressure-bearing tower, a pulled cable and a bent-bearing beam body, can be regarded as a multi-span elastic support continuous beam with the guys replacing buttresses, reduces the bending moment in the beam body, reduces the building height, lightens the structural weight and saves materials, and mainly comprises the cable tower, the main beam and the stay cables.
The cable-stayed bridge is a traffic bridge crossing rivers or gulfs, the environment is relatively complex, and in order to reduce the corrosivity of the external environment to the stay cable in the cable-stayed bridge and improve the service life of the stay cable, the surface of the stay cable is subjected to anticorrosive treatment.
At present, the stay cable in the cable-stayed bridge is coated and then constructed and installed with a cable tower and a bridge, but the stay cable is easy to damage an anticorrosive coating on the surface of the stay cable in the transportation or construction process in the construction of the cable-stayed bridge, so that the anticorrosive property of the stay cable is reduced, and the service life of the stay cable is shortened.
Disclosure of Invention
In order to solve the problems, the invention adopts the following technical scheme that the auxiliary equipment for the construction of the cable-stayed bridge comprises semi-arc fixing seats, a fixed crawling mechanism and a coating mechanism, wherein the two semi-arc fixing seats are connected through the fixed crawling mechanism, and the coating mechanism is installed at the rear ends of the two semi-arc fixing seats together.
The fixed crawling mechanism comprises crawling rollers, two opposite arc end faces of the two semi-arc fixing seats are respectively provided with lug plates which are arranged in a matrix manner, crawling rollers are rotatably connected between the upper lug plates and the lower lug plates which correspond to each other, the two crawling rollers are respectively positioned on two sides of the stay cable, the upper ends of the crawling rollers on two sides of the stay cable are respectively in meshing transmission connection through a chain wheel chain, the opposite faces of the upper ends of the two semi-arc fixing seats are respectively provided with plug boards which are arranged equidistantly from front to back, the plug boards on the left side and the right side are arranged in a staggered manner, the side walls of the upper ends of the semi-arc fixing seats are provided with connecting bars, hinge push boards which are arranged equidistantly from front to back are hinged on the connecting bars, connecting plates are hinged between the hinge push boards on the left side and the right side, the middle parts of the connecting plates are connected with adjusting screw rods in a threaded fit manner, and guide rods which are symmetrically arranged front and back are slidably arranged on the upper end faces of the connecting plates, the guide rod is located adjusting screw's both sides, and adjusting screw installs jointly with the lower extreme of guide rod and is connected the cutting, connects the cutting and rotates with adjusting screw to be connected, and the guide rod with be connected cutting fixed connection, the slot of arranging in the past backward equidistance is all seted up to the left and right sides of connecting the cutting, slot and plugboard sliding connection, the lower extreme of two half arc fixing bases is organized through consolidating and is connected.
Coating mechanism includes the sliding plate, two the arc connecting seat is all installed to the rear end face of half arc fixing base, arc slide groove has been seted up to the rear end face of arc connecting seat, sliding connection has the sliding plate in the arc slide groove, the bearing plate is installed to the rear end face of sliding plate, symmetrical arrangement's arc lacquer workbin around the opposite face of two bearing plates is all installed, the shower nozzle that evenly arranges and is linked together rather than the inner chamber is installed to the interior anchor ring of arc lacquer workbin, install the conveying pipeline between the corresponding arc lacquer workbin of front and back, the inlet pipe is installed to the preceding terminal surface that is located the arc lacquer workbin of front side.
According to a preferred technical scheme of the invention, V-shaped rods which are uniformly distributed are hinged to the rear end face of the sliding plate, two inclined rods of each V-shaped rod are hinged to each other, the V-shaped rods on the left side and the right side are respectively connected to the rear end of each V-shaped rod through semi-ring plates which are symmetrically arranged on the left side and the right side, the V-shaped rods are hinged to the semi-ring plates, dustproof cloth located on the two sides of each V-shaped rod is installed between the semi-ring plates and the sliding plate, the V-shaped rods are located between the two layers of dustproof cloth and connected with the dustproof cloth, a bearing groove is formed in the rear end face of the bearing plate, a pushing rod is installed in the bearing groove through a pushing spring, the rear end of the pushing rod penetrates through the dustproof cloth and is connected with the corresponding V-shaped rods in a sliding mode, and magnetic stripes are installed at the upper end and the lower end of the dustproof cloth.
According to a preferred technical scheme, the rear end faces of the two semi-ring plates are respectively connected with two cavity semi-ring frames, blowing holes communicated with inner cavities of the cavity semi-ring frames and evenly distributed are formed in the inner ring faces of the cavity semi-ring frames, air inlet holes are evenly distributed in the cavity semi-ring frames, connecting grooves are evenly distributed in the inner walls of the cavity semi-ring frames, plugging plates used for plugging the air inlet holes are installed in the connecting grooves through connecting spring rods, the lower ends of the plugging plates are distributed in a V shape, the front end faces and the rear end faces of the plugging plates are respectively tightly abutted to the front inner walls and the rear end faces of the cavity semi-ring frames, the two cavity semi-ring frames form a complete circular ring after being tightly abutted, and the dividing lines of the two cavity semi-ring frames and the symmetrical lines of the two crawling rollers are obliquely distributed.
As a preferred technical scheme of the invention, the reinforcing group comprises a pushing seat, the lower ends of two semi-arc fixed seats are respectively provided with the pushing seat, one end of the pushing seat close to the stay cable is of an arc structure, the lower end of the pushing seat is provided with a fixed plate, the lower end of one fixed plate is provided with a comb-tooth-shaped clamping groove, the other fixed plate is provided with a rotating groove, a rotating cylinder is connected in the rotating groove, a threaded rod is connected in the rotating cylinder in a sliding manner, two ends of the threaded rod are respectively fixedly connected with the fixed plates, the front end of the threaded rod penetrates through the fixed plates, a clamping sliding groove is formed in the threaded rod, a clamping block which is connected with the clamping sliding groove in a sliding manner is arranged in the rotating cylinder, a plurality of reinforcing ropes which are uniformly distributed along the axial direction of the rotating cylinder are wound on the rotating cylinder, one end of each reinforcing rope penetrates through the horizontal section of the clamping groove and then is jointly provided with a connecting rod which is clamped in the clamping groove, and the horizontal section of the clamping groove is provided with a pulling groove communicated with the clamping groove, pulling inslot sliding connection has L type baffle, and the preceding terminal surface of fixed plate sets up the drive groove that communicates with a plurality of pulling groove homogeneous phases, drives inslot sliding connection have with a plurality of L type baffle fixed connection's arm-tie, is located and installs reset spring between the L type baffle of foremost side and the corresponding pulling groove.
According to a preferable technical scheme of the invention, an arc-shaped plate is mounted on the front end face of the semi-arc fixing seat through evenly-arranged arc-shaped seats, cleaning brush rolls are rotatably connected to the front end face of the arc-shaped plate, the rear ends of the cleaning brush rolls penetrate through the arc-shaped plates, bevel gears are mounted on the rear end of one cleaning brush roll after penetrating through the semi-arc fixing seat and the upper end of the crawling roller at the frontmost side, the two bevel gears are in meshing transmission, the rear ends of the cleaning brush rolls are in meshing transmission connection through a second chain wheel chain, a limiting shaft for pushing and meshing the second chain wheel is rotatably mounted on the arc-shaped plate, and the limiting shaft is located on one side close to the outer wall of the stay cable.
According to a preferable technical scheme of the invention, spring grooves which are uniformly distributed are formed in the end face, close to the stay cable, of the abutting and pushing seat, a semi-arc seat is installed in each spring groove through an abutting spring, and a ball is connected in each semi-arc seat in a rolling mode.
As a preferred technical scheme of the invention, the crawling roller is of an arc-shaped roller structure, and the diameters of the upper end and the lower end of the crawling roller are gradually reduced towards the middle part of the crawling roller.
As a preferable technical scheme of the invention, the opposite end surfaces of the two pushing seats are of arc structures.
The invention has the beneficial effects that: 1. the combined fixed crawling mechanism and coating mechanism can coat the stayed cable during construction of the stayed cable bridge, and the fixed crawling mechanism drives the coating mechanism to move upwards along the stayed cable, so that the coating mechanism is conveyed to the upper end of the stayed cable, and then the stayed cable is subjected to movable coating treatment, thereby avoiding the problem that the stayed cable is collided during fixed installation after coating, resulting in damage to the coating surface, improving the corrosion resistance of the stayed cable, prolonging the service life of the stayed cable.
2. The side walls of the stay cables are cleaned in the rotating process of the cleaning brush roll, so that the coating in the coating mechanism is effectively sprayed on the side walls of the stay cables, and the condition that the sprayed coating protrudes to influence the attractiveness of the stay cables is avoided.
3. The spray head sprays the stay cable, and the dustproof cloth blocks paint scattered in the spraying process, so that the problem of pollution caused by splashing of the paint is solved.
4. According to the invention, wind flows in the cavity formed by the two cavity semi-ring frames and then is uniformly blown to the surface of the stay cable from the blowing holes, so that the side wall of the stay cable can be uniformly dried, impurities floating in the air are prevented from being adhered to the surface of the coating, and the problem of non-uniform drying of the coating on the stay cable when unidirectional wind is applied is also avoided.
Drawings
The invention is further illustrated by the following examples in conjunction with the drawings.
Fig. 1 is a schematic front perspective view of the present invention.
Fig. 2 is a front cross-sectional view of the fixed climbing mechanism of the present invention.
Fig. 3 is a partial right side sectional view of the reinforcement group of the present invention.
FIG. 4 is a partial top cross-sectional view of the reinforcement group of the present invention.
FIG. 5 is a front cross-sectional view of the coating mechanism of the present invention.
FIG. 6 is a schematic structural view of the present invention between the cavity half ring frame, the blowholes, the connecting spring rods, the blocking plate and the air inlet holes.
FIG. 7 is a schematic structural view of the arc-shaped plate, the cleaning brush roll and the limiting shaft of the invention.
Fig. 8 is a schematic structural view between the cleaning brush roller, the creep roller and the bevel gear according to the present invention.
Fig. 9 is a front view of the present invention.
Fig. 10 is a sectional view taken along line a-a of fig. 9 in accordance with the present invention.
Fig. 11 is an enlarged view of fig. 10 at B.
In the figure: 1. a half-arc fixing seat; 10. an arc-shaped plate; 101. a stay cable; 11. cleaning the brush roll; 12. a bevel gear; 13. a limiting shaft; 2. fixing a crawling mechanism; 20. a crawling roller; 21. a plugboard; 210. a pushing seat; 211. a fixing plate; 212. clamping and placing the groove; 213. a rotating cylinder; 214. a threaded rod; 215. a clamping block; 216. reinforcing the rope; 217. a connecting rod; 218. pulling the groove; 219. an L-shaped baffle plate; 220. pulling a plate; 221. a return spring; 22. a connecting strip; 23. hinging and pushing a plate; 230. a spring slot; 231. a ball bearing; 24. a connecting plate; 25. adjusting the screw rod; 26. a guide bar; 27. connecting the inserting strips; 3. a coating mechanism; 30. a sliding plate; 301. a V-shaped rod; 302. a dust cloth; 303. a receiving groove; 304. pushing the push rod; 305. a magnetic strip; 306. a semi-annular plate; 31. an arc slide groove; 310. a cavity semi-ring frame; 311. an air blowing hole; 312. connecting a spring rod; 313. a blocking plate; 314. an air inlet hole; 32. a bearing plate; 33. an arc paint box; 34. a spray head; 35. a delivery pipe.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
Referring to fig. 1, the auxiliary device for cable-stayed bridge construction comprises two semi-arc fixing seats 1, two fixed crawling mechanisms 2 and two coating mechanisms 3, wherein the two semi-arc fixing seats are connected through the fixed crawling mechanisms 2, and the coating mechanisms 3 are installed at the rear ends of the two semi-arc fixing seats 1 together.
Referring to fig. 1 and 2, the fixed crawling mechanism 2 comprises crawling rollers 20, two opposite arc-shaped end faces of the two half-arc fixing bases 1 are respectively provided with lug plates arranged in a matrix manner, crawling rollers 20 are rotatably connected between the upper and lower corresponding lug plates, the two crawling rollers 20 are respectively positioned at two sides of the stay cable 101, the upper ends of the crawling rollers 20 penetrate through the lug plates, the upper ends of the crawling rollers 20 at two sides of the stay cable 101 are respectively connected in a meshing transmission manner through a chain wheel and a chain, the opposite surfaces at the upper ends of the two half-arc fixing bases 1 are respectively provided with plug plates 21 arranged equidistantly from front to back, the plug plates 21 at the left side and the right side are arranged in a staggered manner, the side wall at the upper end of each half-arc fixing base 1 is provided with a connecting bar 22, the connecting bar 22 is hinged with hinge push plates 23 arranged equidistantly from front to back, a connecting plate 24 is hinged between the hinge push plates 23 at the left side and the right side, the middle part of the connecting plate 24 is connected with an adjusting screw 25 in a screw thread fit manner, symmetrical arrangement's guide bar 26 around the up end slidable mounting of connecting plate 24, guide bar 26 is located adjusting screw 25's both sides, adjusting screw 25 installs jointly with guide bar 26's lower extreme and is connected cutting 27, it is connected cutting 27 and adjusting screw 25 rotation and is connected, guide bar 26 with be connected cutting 27 fixed connection, the slot of arranging is all seted up to the left and right sides of connecting cutting 27 from the past backward equidistance, slot and 21 sliding connection of plugboard, the lower extreme of two half-arc fixing bases 1 is connected through consolidating the group.
Two half arc fixing bases 1 card about will be on suspension cable 101, then through rotating adjusting screw 25, adjusting screw 25 drives connecting plate 24 rebound at the pivoted in-process through screw-thread fit's mode, connecting plate 24 drives half arc fixing base 1 syncline cable 101 removal of the left and right sides through the hinge push pedal 23 of the left and right sides at rebound's in-process, plugboard 21 inserts corresponding slot this moment in, until crawling roller 20 supports tightly with suspension cable 101's lateral wall, thereby the stability of being connected through the cooperation of a plurality of plugboards 21 with the slot has improved half arc fixing base 1 simultaneously, prevent that two half arc fixing base 1 from connecting unfixed about controlling, later rethread reinforcement group is fixed with the lower extreme connection of two half arc fixing bases 1, and then improved the stability of crawling roller 20 walking.
The left and right sides all has one to crawl roller 20 and drives it and carry out the pivoted driving motor and be connected, and when driving motor drove the crawl roller 20 that rather than being connected and rotate, crawl roller 20 drives a plurality of crawl rollers 20 through a sprocket chain and rotates in step, and crawl roller 20 drives coating mechanism 3 along suspension cable 101 rebound at the pivoted in-process, until sending coating mechanism 3 to the top of suspension cable 101.
Referring to fig. 1, 3, 4 and 9, the reinforcing assembly includes a pushing seat 210, two pushing seats 210 are mounted at the lower ends of the two semi-arc fixing seats 1, one end of each pushing seat 210 close to the stay cable 101 is of an arc structure, a fixing plate 211 is mounted at the lower end of each pushing seat 210, a comb-shaped clamping groove 212 is formed at the lower end of one fixing plate 211, a rotating groove is formed in the other fixing plate 211, a rotating cylinder 213 is connected in the rotating groove, a threaded rod 214 is slidably connected in the rotating cylinder 213, two ends of the threaded rod 214 are respectively fixedly connected with the fixing plates 211, a clamping sliding groove is formed in the threaded rod 214, a clamping block 215 slidably connected with the clamping groove is mounted in the rotating cylinder 213, a plurality of reinforcing ropes 216 uniformly distributed along the axial direction of the rotating cylinder 213 are wound thereon, a connecting rod 217 is mounted at one end of each reinforcing rope 216 after penetrating through the horizontal section of the clamping groove 212, connecting rod 217 joint is put the groove 212 in the card, the pulling groove 218 rather than being linked together is seted up to the horizontal segment that the groove 212 was put to the card, sliding connection has L type baffle 219 in pulling groove 218, the preceding terminal surface of fixed plate 211 is seted up the drive groove that communicates with a plurality of pulling groove 218 homogeneous phases, sliding connection has the arm-tie 220 with a plurality of L type baffle 219 fixed connection in the drive groove, be located install reset spring 221 between the L type baffle 219 of foremost side and the corresponding pulling groove 218.
After the crawling roller 20 is tightly abutted against the side wall of the stay cable 101, the pulling plate 220 drives the plurality of L-shaped baffles 219 to be accommodated into the corresponding pulling grooves 218, so that the horizontal sections of the clamping grooves 212 are opened, then the connecting rod 217 and the reinforcing ropes 216 are clamped into the clamping grooves 212 from the lower sides of the fixing plates 211, the pulling plate 220 is loosened, the pulling plate 220 drives the L-shaped baffles 219 to close the horizontal sections of the clamping grooves 212 under the pushing of the elastic force of the return spring 221, so that the limiting effect on the reinforcing ropes 216 is achieved, then the threaded rod 214 is rotated, the rotating cylinder 213 is driven to rotate through the threaded rod 214, so that the reinforcing ropes 216 are wound by the rotating cylinder 213, the threaded rod 214 rotates and moves towards the rear side of the rotating grooves in the rotating process of the rotating cylinder 213, the threaded rod 214 stops rotating after the fixing plates 211 on the left side and the right side of the reinforcing ropes 216 are connected and locked, and the threaded rod 214 is connected with the fixing plates 211, so that the locking effect on the rotating cylinder 213 is achieved, the rotary cylinder 213 is prevented from being reversed.
Referring to fig. 2, the end surface of the pushing base 210 close to the stay cable 101 is provided with spring grooves 230 which are uniformly arranged, a half-arc base is installed in the spring groove 230 through a pushing spring, a ball 231 is connected in the half-arc base in a rolling manner, and the ball 231 has a supporting effect on the stay cable 101 under the action of the pushing spring, so that the half-arc fixing base 1 can move stably.
Referring to fig. 2, the crawling roller 20 is an arc roller structure with the diameters of the upper end and the lower end gradually decreasing towards the middle, so that the contact area between the crawling roller 20 and the stay cable 101 is increased, and the crawling roller 20 drives the half-arc fixing seat 1 and the coating mechanism 3 to move.
Referring to fig. 2, the opposite end surfaces of the two pushing bases 210 are arc-shaped structures, so that the stay cable 101 can enter between the left and right half-arc fixing bases 1.
Referring to fig. 1, 7, 8 and 10, the arc 10 is installed through the arc seat of evenly arranging to the preceding terminal surface of half arc fixing base 1, the preceding terminal surface of arc 10 rotates and is connected with clearance brush roll 11, the rear end of clearance brush roll 11 runs through arc 10, bevel gear 12 is all installed to its rear end and the roller 20 upper end of crawling of most front side behind the half arc fixing base 1 that runs through to the rear end of one of them clearance brush roll 11, meshing transmission between two bevel gear 12, the rear end of clearance brush roll 11 is connected through No. two sprocket chain meshing transmission, rotate on the arc 10 and install the spacing axle 13 that supports to push away the meshing to No. two sprocket chains, spacing axle 13 is located the one side that is close to suspension cable 101 outer wall.
Crawling roller 20 drives rather than meshing pivoted clearance brush roll 11 and rotates through bevel gear 12 at the pivoted in-process, clearance brush roll 11 drives remaining clearance brush roll 11 through No. two sprocket chains and rotates, clear up the lateral wall clearance of suspension cable 101 at clearance brush roll 11 pivoted in-process, so that the effectual spraying of coating in the coating mechanism 3 is on suspension cable 101's lateral wall, it is more to prevent the impurity particle on suspension cable 101 lateral wall, it influences suspension cable 101's pleasing to the eye to lead to the coating of spraying to appear protruding, spacing axle 13 supports spacingly to No. two sprocket chain's meshing, prevent that the chain from drooping.
Refer to fig. 1, fig. 5 and fig. 10, coating machine constructs 3 includes sliding plate 30, two arc connecting seat has all been installed to the rear end face of half arc fixing base 1, arc slide position groove 31 has been seted up to the rear end face of arc connecting seat, sliding connection has sliding plate 30 in the arc slide position groove 31, bearing plate 32 is installed to the rear end face of sliding plate 30, symmetrical arrangement's around arc lacquer workbin 33 around two bearing plate 32's the opposite face is all installed, the interior anchor clamps of arc lacquer workbin 33 have the shower nozzle 34 of evenly arranging and being linked together rather than the inner chamber, install conveying pipeline 35 around between the corresponding arc lacquer workbin 33, the inlet pipe is installed to the preceding terminal surface that is located the arc lacquer workbin 33 of front side.
Referring to fig. 1, 5, 10 and 11, V-shaped rods 301 are hinged to the rear end surface of the sliding plate 30, the V-shaped rods 301 are hinged to two inclined rods of the V-shaped rods 301, the V-shaped rods 301 are connected to the V-shaped rods 301 on the left and right sides through semi-ring plates 306 symmetrically arranged on the left and right sides, the V-shaped rods 301 are hinged to the semi-ring plates 306, dustproof cloths 302 located on the two sides of the V-shaped rods 301 are installed between the semi-ring plates 306 and the sliding plate 30, the V-shaped rods 301 are located between the two layers of dustproof cloths 302, the V-shaped rods 301 are connected to the dustproof cloths 302, a bearing groove 303 is formed in the rear end surface of the bearing plate 32, a pushing rod 304 is installed in the bearing groove 303 through a pushing spring, the rear end of the pushing rod 304 penetrates through the dustproof cloths 302 and is slidably connected to the corresponding V-shaped rods 301, and magnetic strips 305 are installed at the upper and lower ends of the dustproof cloths 302.
When the fixed crawling mechanism 2 sends the coating mechanism 3 to the top end of the stay cable 101, the cavity semi-ring frame 310 mounted on the semi-ring plate 306 is abutted against a cable tower connected with the stay cable 101, at the moment, the semi-ring plate 306 extrudes the V-shaped rod 301 to move towards the bearing plate 32, the upper end of the abutting push rod 304 slides along the sliding connection groove and retracts towards the inside of the receiving groove 303, and therefore the coating mechanism 3 is ensured to coat the stay cable 101 to the maximum extent.
The inlet pipe is connected with current coating conveying equipment, coating conveying equipment gets into two arc paint bin 33 through inlet pipe and conveying pipeline 35 in, later spray to suspension cable 101 through shower nozzle 34, at the in-process of spraying, dustproof cloth 302 blocks the coating that scatters in with the spraying, prevent that coating from splashing the problem that causes the pollution everywhere, and arc paint bin 33 front and back symmetry is arranged and is reached the effect of multiple spraying, avoid appearing the inhomogeneous problem of spraying.
Referring to fig. 1, 6 and 10, the rear end surfaces of the two semi-ring plates 306 are respectively connected with two cavity semi-ring frames 310, the inner ring surface of each cavity semi-ring frame 310 is provided with air blowing holes 311 communicated with the inner cavity of the cavity semi-ring frame 310 and uniformly distributed, the cavity semi-ring frames 310 are provided with air inlet holes 314 uniformly distributed, the inner walls of the cavity semi-ring frames 310 are provided with uniformly distributed connecting grooves, the connecting grooves are internally provided with blocking plates 313 used for blocking the air inlet holes 314 through connecting spring rods 312, the lower ends of the blocking plates 313 are arranged in a V shape, the front end surfaces and the rear end surfaces of the blocking plates 313 respectively abut against the front inner wall and the rear inner wall of the cavity semi-ring frames 310, the two cavity semi-ring frames 310 abut against tightly to form a complete circular ring, and the dividing lines of the two cavity semi-ring frames 310 are obliquely distributed with the symmetrical lines of the two crawling rollers 20.
When wind blows and dries the coating on the stay cable 101 from one side, the wind enters from the wind inlet hole 314 at the corresponding side, the wind flows along the inner wall after entering the inner cavity of the cavity semi-ring frame 310, and uniformly blows and dries the stay cable 101 from the wind outlet hole 311, when the wind flows to the position of other wind inlet holes 314, the corresponding blocking plate 313 moves upwards under the blowing action of the wind power to block the wind inlet hole 314, so as to avoid the problem of loss of the entering wind, the lower end of the blocking plate 313 is of a V-shaped structure, so that the wind blowing from the corresponding wind inlet hole 314 in any direction can block the rest wind inlet holes 314, the wind uniformly blows from the wind outlet hole 311 to the surface of the stay cable 101 after flowing in the cavity formed by the two cavity semi-ring frames 310, the side wall of the stay cable 101 can be uniformly dried, and the impurities floating in the air are prevented from being adhered to the coating surface, meanwhile, the problem that the coating on the stay cable 101 is not uniformly dried when one-way wind is applied is avoided.
When the device works, the semi-arc fixing seats 1 are placed on two sides of the stay cable 101, then the semi-arc fixing seats 1 are fixed through the fixed crawling mechanism 2 and the reinforcing group in the fixed crawling mechanism 2, so that the crawling roller 20 abuts against the side wall of the stay cable 101, at the moment, the coating mechanism 3 coats the side wall of the stay cable 101, then the coating mechanism 3 is driven by the fixed crawling mechanism 2 to move upwards until the coating mechanism 3 is brought to the top end of the stay cable 101 by the fixed crawling mechanism 2, then the coating mechanism 3 is started to spray the side wall of the stay cable 101, meanwhile, the fixed crawling mechanism 2 drives the coating mechanism 3 to move downwards, so that the effect of spraying the stay cable 101 by moving from top to bottom is achieved, the fixed crawling mechanism 2 is positioned on the front side of the coating mechanism 3, the problem that the coating is scratched by the crawling roller 20 after the coating on the stay cable 101 can be avoided, and air enters the cavity of the semi-ring frame 310 from an air inlet hole 314 in the cavity in the moving process, then evenly blow the wind to the side wall of the stay cable 101 through the blowholes 311, so that the stay cable 101 is evenly and quickly dried, the impurities floating in the air are prevented from being adhered to the surface of the coating, and the problem that the coating on the stay cable 101 is not evenly dried when the stay cable is subjected to unidirectional wind is also avoided.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. The utility model provides a cable-stay bridge construction auxiliary assembly, includes half arc fixing base (1), fixed mechanism (2) and the coating mechanism (3) of crawling, its characterized in that: the two semi-arc fixing seats are connected through a fixed crawling mechanism (2), and coating mechanisms (3) are mounted at the rear ends of the two semi-arc fixing seats (1) together;
the fixed crawling mechanism (2) comprises crawling rollers (20), two opposite arc-shaped end faces of the two semi-arc fixing seats (1) are respectively provided with lug plates which are arranged in a matrix manner, the crawling rollers (20) are rotatably connected between the upper and lower corresponding lug plates, the two crawling rollers (20) are respectively positioned at two sides of the stay cable (101), the upper ends of the crawling rollers (20) penetrate through the lug plates, the upper ends of the crawling rollers (20) at two sides of the stay cable (101) are respectively connected in a meshing transmission manner through a chain wheel and a chain, the opposite faces at the upper ends of the two semi-arc fixing seats (1) are respectively provided with plug plates (21) which are arranged equidistantly from front to back, the plug plates (21) at the left side and the right side are arranged in a staggered manner, the side walls at the upper ends of the semi-arc fixing seats (1) are provided with connecting strips (22), hinge push plates (23) which are arranged equidistantly from front to back are hinged on the connecting strips (22), and connecting plates (24) are hinged between the hinge push plates (23) at the left side and the right side, the middle part of the connecting plate (24) is connected with an adjusting screw rod (25) in a threaded fit mode, guide rods (26) which are symmetrically arranged front and back are slidably mounted on the upper end face of the connecting plate (24), the guide rods (26) are located on two sides of the adjusting screw rod (25), connecting inserting strips (27) are mounted on the lower ends of the adjusting screw rod (25) and the guide rods (26) together, the connecting inserting strips (27) are rotatably connected with the adjusting screw rod (25), the guide rods (26) are fixedly connected with the connecting inserting strips (27), inserting grooves which are equidistantly arranged from front to back are formed in the left side and the right side of the connecting inserting strips (27), the inserting grooves are slidably connected with the inserting plate (21), and the lower ends of the two half-arc fixing seats (1) are connected through a reinforcing group;
coating mechanism (3) include sliding plate (30), two the arc connecting seat is all installed to the rear end face of half arc fixing base (1), arc slide groove (31) have been seted up to the rear end face of arc connecting seat, sliding connection has sliding plate (30) in arc slide groove (31), bearing plate (32) are installed to the rear end face of sliding plate (30), symmetrical arrangement's arc lacquer workbin (33) around the opposite face of two bearing plate (32) is all installed, the interior anchor ring of arc lacquer workbin (33) is installed and is evenly arranged and rather than shower nozzle (34) that the inner chamber is linked together, install conveying pipeline (35) around between corresponding arc lacquer workbin (33), the inlet pipe is installed to the preceding terminal surface that is located the arc lacquer workbin (33) of front side.
2. The cable-stayed bridge construction auxiliary equipment according to claim 1, characterized in that: the rear end face of the sliding plate (30) is hinged with V-shaped rods (301) which are uniformly distributed, two inclined rods of the V-shaped rods (301) are hinged, the rear ends of the V-shaped rods (301) are respectively connected with the V-shaped rods (301) on the left side and the right side through semi-ring plates (306) which are arranged in bilateral symmetry, the V-shaped rods (301) are hinged with the semi-ring plates (306), dustproof cloth (302) positioned on two sides of the V-shaped rods (301) are installed between the semi-ring plates (306) and the sliding plate (30), the V-shaped rods (301) are positioned between two layers of dustproof cloth (302), the V-shaped rods (301) are connected with the dustproof cloth (302), the rear end face of the bearing plate (32) is provided with a bearing groove (303), a pushing rod (304) is installed in the bearing groove (303) through a pushing spring, the rear ends of the pushing rods (304) penetrate through the dustproof cloth (302) and are connected with the corresponding V-shaped rods (301) in a sliding way, the upper end and the lower end of the dustproof cloth (302) are provided with magnetic strips (305).
3. The cable-stayed bridge construction auxiliary equipment as claimed in claim 2, wherein: the rear end face of the two semi-ring plates (306) is respectively connected with two cavity semi-ring frames (310), air blowing holes (311) communicated with the inner cavity of the cavity semi-ring frames (310) and evenly distributed are formed in the inner ring face of the cavity semi-ring frames (310), air inlet holes (314) evenly distributed are formed in the cavity semi-ring frames (310), evenly distributed connecting grooves are formed in the inner wall of the cavity semi-ring frames (310), plugging plates (313) used for plugging the air inlet holes (314) are installed in the connecting grooves through connecting spring rods (312), the lower ends of the plugging plates (313) are distributed in a V shape, front and rear end faces of the plugging plates (313) are respectively abutted against the front and rear inner walls of the cavity semi-ring frames (310), a complete circular ring is formed after the two cavity semi-ring frames (310) are abutted against, and cutting lines of the two cavity semi-ring frames (310) and symmetrical lines of the two crawling rollers (20) are obliquely distributed.
4. The cable-stayed bridge construction auxiliary equipment according to claim 1, characterized in that: the reinforcing group comprises pushing seats (210), the pushing seats (210) are mounted at the lower ends of the two semi-arc fixing seats (1), one ends, close to the stay cables (101), of the pushing seats (210) are of arc-shaped structures, fixing plates (211) are mounted at the lower ends of the pushing seats (210), comb-tooth-shaped clamping grooves (212) are formed in the lower end of one fixing plate (211), rotating grooves are formed in the other fixing plate (211), rotating cylinders (213) are connected in the rotating grooves, threaded rods (214) are slidably connected in the rotating cylinders (213), two ends of each threaded rod (214) are fixedly connected with the fixing plate (211) respectively, the front ends of the threaded rods (214) penetrate through the fixing plates (211), clamping sliding grooves are formed in the threaded rods (214), clamping blocks (215) which are slidably connected with the clamping sliding grooves are mounted in the rotating cylinders (213), and a plurality of reinforcing ropes (216) which are uniformly distributed along the axial direction of the rotating cylinders (213) are wound on the rotating cylinders (213), one end of a reinforcing rope (216) runs through the horizontal section of the card placing groove (212) and then is jointly provided with a connecting rod (217), the connecting rod (217) is connected in the card placing groove (212), the horizontal section of the card placing groove (212) is provided with a pulling groove (218) communicated with the horizontal section, the pulling groove (218) is internally and slidably connected with an L-shaped baffle (219), the front end face of the fixing plate (211) is provided with a driving groove communicated with a plurality of pulling grooves (218), the pulling plate (220) is fixedly connected with the L-shaped baffles (219) in the driving groove in a sliding manner, and a reset spring (221) is arranged between the L-shaped baffle (219) positioned at the most front side and the corresponding pulling groove (218).
5. The cable-stayed bridge construction auxiliary equipment according to claim 1, characterized in that: arc (10) are installed through the arc seat of evenly arranging to the preceding terminal surface of half arc fixing base (1), the preceding terminal surface rotation of arc (10) is connected with clearance brush roll (11), the rear end of clearance brush roll (11) runs through arc (10), bevel gear (12) are all installed to its rear end and the roller of crawling (20) upper end of foremost side behind half arc fixing base (1) through the rear end of one of them clearance brush roll (11), meshing transmission between two bevel gear (12), the rear end of clearance brush roll (11) is connected through No. two sprocket chain meshing transmissions, rotate on arc (10) and install and support and push away meshed spacing axle (13) to No. two sprocket chains, spacing axle (13) are located the one side that is close to cable (101) outer wall to one side.
6. The cable-stayed bridge construction auxiliary equipment according to claim 4, characterized in that: the end face, close to the stay cable (101), of the abutting-pushing seat (210) is provided with spring grooves (230) which are evenly distributed, a semi-arc seat is installed in each spring groove (230) through an abutting-supporting spring, and a ball (231) is connected in each semi-arc seat in a rolling mode.
7. The cable-stayed bridge construction auxiliary equipment according to claim 1, characterized in that: the crawling roller (20) is of an arc-shaped roller structure, and the diameters of the upper end and the lower end of the arc-shaped roller structure are gradually reduced towards the middle part.
8. The cable-stayed bridge construction auxiliary equipment according to claim 4, characterized in that: the opposite end surfaces of the two pushing seats (210) are arc-shaped structures.
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| CN202210345003.3A CN114575265B (en) | 2022-03-31 | 2022-03-31 | Cable-stayed bridge construction auxiliary assembly |
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| CN202210345003.3A CN114575265B (en) | 2022-03-31 | 2022-03-31 | Cable-stayed bridge construction auxiliary assembly |
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Cited By (1)
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| CN116603672A (en) * | 2023-07-18 | 2023-08-18 | 山东广利铁塔有限公司 | Corrosion-resistant treatment device and corrosion-resistant method for electric power iron tower |
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| CN114575265B (en) | 2024-07-19 |
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