CN213951949U

CN213951949U - 'herringbone' cable tower mounting structure for single-tower double-cable-plane cable-stayed bridge

Info

Publication number: CN213951949U
Application number: CN202022995968.6U
Authority: CN
Inventors: 杜景余; 苏永贵; 龚政; 李嘉军
Original assignee: CCCC Fourth Highway Engineering Co Ltd
Current assignee: CCCC Fourth Highway Engineering Co Ltd
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-08-13
Anticipated expiration: 2030-12-14

Abstract

The utility model discloses a single two cable-plane cable-stay bridge bridges of tower are with "people's shape" cable-tower mounting structure belongs to cable-tower installation technical field. The utility model provides a two cable-side cable-stay bridge bridges of single-tower are with "people's shape" cable-stay tower mounting structure, includes "people" style of calligraphy steel tower, "people" style of calligraphy steel tower left and right sides symmetry is provided with a plurality of installation mechanisms, and the installation mechanism outside is equipped with fixed establishment, and two installation pieces on symmetrical fixed connection "people" style of calligraphy steel tower are including around installation mechanism, and the inboard front and back symmetry of two installation pieces is equipped with two turning blocks, and the installation piece rotates through the pivot with the turning block to be connected, the utility model discloses set up a plurality of installation mechanisms in "people" style of calligraphy steel tower both sides and make it be convenient for fix fixed establishment, and when inserting the dead lever in the mounting hole, the iron ball can slide into the recess, can block the iron ball in the recess under the extrusion of spring and iron ring, and when the dead lever when the outside pulling, can make the iron ball more fasten with being connected of recess.

Description

'herringbone' cable tower mounting structure for single-tower double-cable-plane cable-stayed bridge

Technical Field

The utility model relates to a cable tower installation technical field, more specifically say, relate to a single two cable-plane cable-stay bridge bridges of tower are with "humanoid" cable tower mounting structure.

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, and is a structural system formed by combining a pressure-bearing tower, a pulled guy and a bending-bearing beam body. It can be seen as a multi-span elastically supported continuous beam with guy cables instead of buttresses. It can reduce the bending moment in the beam body, reduce the building height, lighten the structural weight and save materials. The cable-stayed bridge mainly comprises a cable tower, a main beam and a stay cable, the sling installation structure of the existing cable-stayed bridge is complex, the installation is time-consuming and labor-consuming, and therefore the herringbone cable tower installation structure for the single-tower double-cable-plane cable-stayed bridge is provided.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

An object of the utility model is to provide a single tower two cable-plane cable-stay bridge is with "humanoid" cable-stayed bridge mounting structure to solve the problem that proposes in the above-mentioned background art:

the sling installation structure of the existing cable-stayed bridge is complex, and the installation is time-consuming and labor-consuming.

2. Technical scheme

The utility model provides a two cable face cable-stay bridge bridges of single tower are with "people's shape" cable-stay tower mounting structure, includes "people" style of calligraphy steel tower, "people" style of calligraphy steel tower left and right sides symmetry is provided with a plurality of installation mechanisms, the installation mechanism outside is equipped with fixed establishment, installation mechanism includes two installation pieces of longitudinal symmetry fixed connection on "people" style of calligraphy steel tower, two the symmetry is equipped with two turning blocks around the inboard in the installation piece, the installation piece is connected through the pivot rotation with the turning block.

Preferably, the turning block outside fixedly connected with connector, the mounting groove has been seted up to the connector lateral surface, the mounting groove is the T-slot, the mounting groove is close to inboard position and is annular equidistant and is equipped with a plurality of balls, the mounting groove internal rotation is connected with the swivel mount, ball and swivel mount sliding contact.

Preferably, a mounting hole is formed in the rotary seat, a spring is arranged in the rotary seat, an iron ring is arranged on the outer side of the spring, and a plurality of iron beads are arranged on the outer side of the iron ring at equal intervals in an annular mode.

Preferably, the fixing mechanism comprises a fixing rod inserted in the mounting hole, the outer wall of the fixing rod is annular and provided with a plurality of grooves at equal intervals, and the grooves are inserted with the iron beads.

Preferably, the fixed link outside fixedly connected with fixed block, the spread groove has been seted up at the fixed block middle part, two guide sliding blocks of symmetry fixedly connected with around in the spread groove, two sliding connection has the fixed column between the guide sliding block, the fixed column surface is linear equidistant and has run through and has seted up a plurality of through-holes, the solid fixed ring of spread groove inside wall fixedly connected with, be equipped with the hoist cable in the spread groove, the hoist cable tip passes the through-hole of foremost side, the welding of hoist cable tip has the dog, the hoist cable passes solid fixed ring and fixed column extend to the spread groove outside.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) the utility model discloses set up a plurality of installation mechanisms in "people" style of calligraphy steel tower both sides and make it be convenient for fix fixed establishment, it is connected with the turning block rotation to install the piece through the pivot, the turning block of being convenient for rotates downwards, rotate with the swivel mount through the connector and be connected, and set up the ball in its junction, the swivel mount of being convenient for rotates for the connector, through setting up the spring in the mounting hole, make spring promotion hoop and iron bead make its and mounting hole one side inner wall in close contact with, and when inserting the dead lever in the mounting hole, the iron bead can slide into in the recess, can block the iron bead in the recess under the extrusion of spring and hoop, and when the dead lever stimulates to the outside, can make the iron bead fasten with being connected of recess more, the utility model discloses make the hoist cable installation simple more swift.

(2) The utility model discloses a set up solid fixed ring and fixed column in the fixed block with firm the fixing inside the spread groove of hoist cable, through passing solid fixed ring and fixed column with the hoist cable, and have the dog in hoist cable end welding, be convenient for fixed to the hoist cable for when the hoist cable stimulates to the outside, can make the fixed column slide for the direction slider, make the fixed column be close to solid fixed ring, can make hoist cable and solid fixed ring and spread groove inner wall extrusion, increase the fastening nature that the hoist cable is connected, improve the installation stability of hoist cable.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the mounting mechanism and the fixing mechanism of the present invention;

FIG. 3 is a schematic cross-sectional view of the connector of the present invention;

fig. 4 is a schematic cross-sectional view of the fixing block of the present invention;

fig. 5 is a schematic view of the internal structure of the fixing block according to the present invention;

the reference numbers in the figures illustrate: 1. a steel tower shaped like Chinese character 'ren'; 2. an installation mechanism; 201. mounting blocks; 202. rotating the block; 203. a rotating shaft; 204. a linker; 205. mounting grooves; 206. a ball bearing; 207. rotating; 208. mounting holes; 209. a spring; 210. an iron ring; 211. iron beads; 3. a fixing mechanism; 301. fixing the rod; 302. a groove; 303. a fixed block; 304. connecting grooves; 305. a guide slider; 306. fixing a column; 307. a through hole; 308. a fixing ring; 309. a sling; 310. and a stop block.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-3, a herringbone cable tower mounting structure for a single-tower double-cable-side cable-stayed bridge comprises a herringbone steel tower 1, wherein a plurality of mounting mechanisms 2 are symmetrically arranged on the left side and the right side of the herringbone steel tower 1, fixing mechanisms 3 are arranged on the outer sides of the mounting mechanisms 2, each mounting mechanism 2 comprises two mounting blocks 201 which are symmetrically and fixedly connected to the herringbone steel tower 1 in a front-back manner, two rotating blocks 202 are symmetrically arranged on the inner sides of the two mounting blocks 201 in the front-back manner, and the mounting blocks 201 are rotatably connected with the rotating blocks 202 through rotating shafts 203.

The connecting body 204 is fixedly connected to the outer side of the rotating block 202, the mounting groove 205 is formed in the outer side surface of the connecting body 204, the mounting groove 205 is a T-shaped groove, the mounting groove 205 is close to the inner side and is provided with a plurality of balls 206 at equal intervals, the rotating seat 207 is rotatably connected to the mounting groove 205, and the balls 206 are in sliding contact with the rotating seat 207.

The swivel mount 207 is internally provided with a mounting hole 208, a spring 209 is arranged in the mounting hole, an iron ring 210 is arranged on the outer side of the spring 209, and a plurality of iron beads 211 are annularly arranged on the outer side of the iron ring 210 at equal intervals.

The fixing mechanism 3 comprises a fixing rod 301 inserted in the mounting hole 208, the outer wall of the fixing rod 301 is annular and provided with a plurality of grooves 302 at equal intervals, and the grooves 302 are inserted in the iron beads 211.

The utility model discloses set up a plurality of installation mechanisms 2 in "people" style of calligraphy steel tower 1 both sides and make it be convenient for fix fixed establishment 3, it is connected with turning block 202 rotation to install piece 201 through pivot 203, it rotates downwards to be convenient for turning block 202, it is connected with swivel mount 207 rotation through connecting body 204, and set up ball 206 in its junction, it rotates for connecting body 204 to be convenient for swivel mount 207, through set up spring 209 in mounting hole 208, make spring 209 promote hoop 210 and iron ball 211 make its and mounting hole 208 one side inner wall in close contact with, and when inserting dead lever 301 in mounting hole 208, iron ball 211 can slide in recess 302, can block iron ball 211 in recess 302 under spring 209 and hoop 210's extrusion, and when dead lever 301 stimulates to the outside, can make iron ball 211 and recess 302's connection fasten more.

Example 2:

referring to fig. 3-5, the basic difference between the embodiments 1 is: dead lever 301 outside fixedly connected with fixed block 303, connecting groove 304 has been seted up at fixed block 303 middle part, two direction sliders 305 of symmetry fixedly connected with around in the connecting groove 304, sliding connection has fixed column 306 between two direction sliders 305, fixed column 306 surface is linear equidistant and has run through and has seted up a plurality of through-holes 307, the solid fixed ring 308 of connecting groove 304 inside wall fixedly connected with, be equipped with hoist cable 309 in the connecting groove 304, hoist cable 309 tip passes through the through-hole 307 of foremost side, hoist cable 309 end weld has dog 310, hoist cable 309 passes solid fixed ring 308 and fixed column 306 extends to the connecting groove 304 outside.

The utility model discloses a set up solid fixed ring 308 and fixed column 306 in fixed block 303 and fix the firm inside at spread groove 304 with hoist cable 309, through passing solid fixed ring 308 and fixed column 306 with hoist cable 309, and there is dog 310 in hoist cable 309 end welding, be convenient for fixed to hoist cable 309, make hoist cable 309 when pulling to the outside, can make fixed column 306 slide for direction slider 305, make fixed column 306 be close to solid fixed ring 308, can make hoist cable 309 and solid fixed ring 308 and spread groove 304 inner wall extrusion, increase the fastening that hoist cable 309 connects, improve the installation stability of hoist cable 309.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a single tower two cable-stayed bridge bridges bridge is with "people's shape" cable-stayed tower mounting structure, includes "people" style of calligraphy steel tower (1), its characterized in that: "people" style of calligraphy steel tower (1) left and right sides symmetry is provided with a plurality of installation mechanism (2), installation mechanism (2) outside is equipped with fixed establishment (3), installation mechanism (2) including front and back symmetry fixed connection two installation piece (201) on "people" style of calligraphy steel tower (1), two installation piece (201) inboard front and back symmetry is equipped with two turning blocks (202), installation piece (201) rotate with turning block (202) through pivot (203) and are connected.

2. The human-shaped cable tower installation structure for the single-tower double-cable-plane cable-stayed bridge according to claim 1, characterized in that: the utility model discloses a swivel block, including swivel block (202), connecting body (204), mounting groove (205) have been seted up to connecting body (204) outside fixedly connected with, mounting groove (205) are the T-slot, mounting groove (205) are close to inboard position and are the equidistant a plurality of balls (206) that are equipped with of annular, mounting groove (205) internal rotation is connected with swivel mount (207), ball (206) and swivel mount (207) sliding contact.

3. The human-shaped cable tower installation structure for the single-tower double-cable-plane cable-stayed bridge according to claim 2, characterized in that: set up mounting hole (208) in swivel mount (207), be equipped with spring (209) in, spring (209) outside is equipped with hoop (210), the hoop (210) outside is the annular equidistant a plurality of iron beads (211) that are equipped with.

4. The human-shaped cable-stayed tower installation structure for the single-tower double-cable-plane cable-stayed bridge according to claim 3, characterized in that: the fixing mechanism (3) comprises a fixing rod (301) inserted in the mounting hole (208), the outer wall of the fixing rod (301) is annular and provided with a plurality of grooves (302) at equal intervals, and the grooves (302) are inserted with the iron beads (211).

5. The human-shaped cable tower installation structure for the single-tower double-cable-plane cable-stayed bridge according to claim 4, wherein: dead lever (301) outside fixedly connected with fixed block (303), connecting groove (304) have been seted up in fixed block (303) middle part, two direction sliders (305) of symmetry fixedly connected with around in connecting groove (304), two sliding connection has fixed column (306) between direction slider (305), a plurality of through-holes (307) have been seted up in equidistant running through of fixed column (306) surface is linear, fixed ring (308) of connecting groove (304) inside wall fixedly connected with, be equipped with hoist cable (309) in connecting groove (304), hoist cable (309) tip passes through-hole (307) of foremost side, hoist cable (309) end welding has dog (310), hoist cable (309) pass fixed ring (308) and fixed column (306) and extend to connecting groove (304) outside.