CN216524466U

CN216524466U - Self-anchored suspension bridge main cable and suspender cable tension monitoring device

Info

Publication number: CN216524466U
Application number: CN202123257575.6U
Authority: CN
Inventors: 邢峰; 刘颖; 马贞杰; 王涛; 都基州
Original assignee: CCCC SHEC Dong Meng Engineering Co Ltd
Current assignee: CCCC SHEC Dong Meng Engineering Co Ltd
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-05-13
Anticipated expiration: 2031-12-21

Abstract

The utility model discloses a self-anchored suspension bridge main cable and suspender cable tension monitoring device, and particularly relates to the technical field of tension detection. According to the utility model, through arranging the tension detection piece and the adjusting and fixing device, the position of the second wire passing wheels on two sides is changed by rotating the rocking handle, so that the tension of the main cable is detected, and meanwhile, the tightness degree of the main cable can be rapidly adjusted, so that the safety of the suspension bridge in use is ensured.

Description

Self-anchored suspension bridge main cable and suspender cable tension monitoring device

Technical Field

The utility model relates to the technical field of tension detection, in particular to a self-anchored suspension bridge main cable and suspender cable tension monitoring device.

Background

The self-anchored suspension bridge is a suspension bridge system which uses cable or chain cable bearing tension as main bearing component, and is formed from main cable, sling, cable tower and bridge deck system, etc. and is a suspension bridge system in which the gravity type ground anchor is not set, and the stiffening beam end anchoring main cable is used for bearing horizontal and vertical component forces of main cable end portion, and the main bearing component of self-anchored suspension bridge is a suspension rod cable, and is mainly used for bearing tension, and is generally made of steel material with high tensile strength, and the mechanical properties of suspension rod cable, breaking coefficient and others can directly affect its endurance and service life, so that it directly relates to the safety of suspension bridge.

The main cable and the lifting rod cable of the existing suspension bridge need to detect the tension in the using process, so that the main cable keeps a certain geometric shape to support the suspension bridge, meanwhile, the main cable is likely to loose in the long-term outdoor using process, and the condition that the tension on the main cable reaches the standard is the premise that the main cable can be normally used is ensured. The existing main cable and the tension detection device for the suspender cable can only detect tension generally, and other tools are required to be used for adjusting the main cable when the tension on the main cable does not reach the standard. In view of this, it is necessary to provide a self-anchored suspension bridge main cable and boom cable tension monitoring device.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a self-anchored suspension bridge main cable and suspender cable tension monitoring device, which aims to solve the problems that the existing tension detection device for the main cable and the suspender cable can only detect the tension of the main cable generally, and other tools are required to adjust the main cable when the tension on the main cable is not up to the standard.

In order to achieve the above purpose, the utility model provides the following technical scheme: the utility model provides a from anchor formula suspension bridge main push-towing rope and jib cable tension monitoring devices, includes the fixed plate, the rear surface intermediate position fixed mounting of fixed plate has the connecting rod, a plurality of connecting hole one has been seted up to the upper end of connecting rod equidistant, the movable block has been cup jointed on the connecting rod, connecting hole two has been seted up on the movable block, the front end of movable block is equipped with the pulling force detection piece, the lower extreme of pulling force detection piece is equipped with the spliced pole, the first line wheel of crossing of front side fixedly connected with of spliced pole, both ends all are equipped with regulation fixing device about the leading flank of fixed plate.

Further, adjust fixing device and include the frame, the trailing flank of frame passes through bolt fixed connection with the leading flank of fixed plate.

Further, L-shaped sliding rods are integrally mounted at the left end and the right end of the front side face of the machine frame, a movable plate is arranged between the L-shaped sliding rods, concave-shaped sliding plates are integrally connected to the left side face and the right side face of the movable plate, and a second line passing wheel is fixedly mounted on the front side face of the movable plate.

Further, threaded hole is seted up to the top intermediate position of frame, screw hole female connection has the threaded rod, the top fixed mounting of threaded rod has the rocking handle, the bottom fixed mounting of threaded rod has the connecting block, the last fixed surface of connecting block and movable plate is connected.

Furthermore, main cables are arranged on the outer sides of the second wire passing wheel and the first wire passing wheel on the two sides, the position of the moving block is adjusted to adjust the position of the first wire passing wheel, and the rocking handle is rotated to adjust the position of the second wire passing wheel.

Furthermore, the diameters of the first connecting hole and the second connecting hole are the same, a fastening screw is in threaded connection with the inner portion of the first connecting hole and the inner portion of the second connecting hole, the position of the moving block is adjusted by adjusting the inserting position of the fastening screw, and therefore workers can better detect the tension on the main cable.

Furthermore, the tension detection piece adopts a spring scale, and a worker can directly read the tension of the main cable from a scale value on the shell indicated by a pointer of the spring scale.

Further, the left and right sides of connecting rod all is equipped with the dead lever, the top and the connecting rod fixed connection of dead lever, and the lower extreme and the fixed plate fixed connection of dead lever have guaranteed the stability of connecting rod in the use, have avoided the pulling force detection piece connecting rod to break off when detecting the pulling force on the main push-towing rope.

The embodiment of the utility model has the following advantages:

the utility model is provided with the moving block, the tension detecting piece and the adjusting and fixing device, before the tension detection of the main cable, a worker firstly connects the hook at the lower end of the tension detecting piece with the connecting column, then winds the main cable on the outer sides of the first wire passing wheel and the second wire passing wheel, so that the main cable is not loosened, the pointer in the tension detecting piece points to the position of the scale mark 0 at the moment, the moving block is fixed through the fastening screw, then the worker rotates the rocking handle, the threaded rod drives the connecting block and the moving plate to move under the rotation of the rocking handle, the second wire passing wheels at two sides move along with the moving plate in the process, so that the main cable is stretched, the pointer position in the tension detecting piece deflects at the moment, the worker can directly read according to the numerical value pointed by the pointer, meanwhile, the main cable is likely to loosen during the outdoor long-term use, and the worker only needs to rotate the rocking handle at the moment, thereby the removal of two second line wheels is crossed to the threaded rod is realized and main push-towing rope is stretched to the security of suspension bridge when using is guaranteed.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so that those skilled in the art can understand and read the present invention, and do not limit the conditions for implementing the present invention, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the functions and purposes of the present invention, should still fall within the scope of the present invention.

FIG. 1 is a schematic view of the overall structure provided by the present invention;

FIG. 2 is an elevational view of the overall structure provided by the present invention;

FIG. 3 is a rear elevational view of the overall structure provided by the present invention;

FIG. 4 is a top view of the overall structure provided by the present invention;

FIG. 5 is a schematic view of an adjusting fixture according to the present invention;

fig. 6 is an enlarged schematic view of a in fig. 3 according to the present invention.

In the figure: 1. a fixing plate; 2. a connecting rod; 3. a first connecting hole; 4. a moving block; 5. a tension detecting member; 6. connecting columns; 7. a first wire passing wheel; 8. adjusting the fixing device; 801. a machine frame; 802. an L-shaped slide bar; 803. moving the plate; 804. a concave-shaped sliding plate; 805. a second wire passing wheel; 806. a threaded rod; 807. a rocking handle; 808. connecting blocks; 9. fastening screws; 10. a main cable; 11. and (5) fixing the rod.

Detailed Description

The present invention is described in terms of particular embodiments, other advantages and features of the utility model will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the utility model and that it is not intended to limit the utility model to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to the attached drawings 1-6 in the specification, the self-anchored suspension bridge main cable and boom cable tension monitoring device comprises a fixing plate 1, a connecting rod 2 is fixedly mounted in the middle of the rear surface of the fixing plate 1, fixing rods 11 are arranged on the left side and the right side of the connecting rod 2, the top end of each fixing rod 11 is fixedly connected with the corresponding connecting rod 2, the lower end of each fixing rod 11 is fixedly connected with the corresponding fixing plate 1, and the fixing rods 11 are arranged to guarantee the stability of the connecting rod 2 in the using process, so that certain economic loss caused by the fact that the connecting rod 2 is broken when tension detection pieces 5 detect tension on the main cable 10 is avoided.

A plurality of connecting holes I3 are arranged at the upper end of the connecting rod 2 at equal intervals, a moving block 4 is sleeved on the connecting rod 2, a second connecting hole is formed in the moving block 4, the diameter of the first connecting hole 3 is the same as that of the second connecting hole, a fastening screw 9 is connected with the inner threads of the first connecting hole 3 and the second connecting hole, the position of the movable block 4 is adjusted by adjusting the position of the connecting hole I3 into which the fastening screw 9 is inserted, so that the pulling force of the main cable 10 can be better detected, the front end of the moving block 4 is provided with a tension detection piece 5, the tension detection piece 5 is a spring scale, the tension on the main cable 10 can be directly read from the scale value on the shell indicated by the pointer of the spring scale, the lower end of the tension detection piece 5 is provided with a connecting column 6, the front side of the connecting column 6 is fixedly connected with a first wire passing wheel 7, and the position of the first wire passing wheel 7 is moved by adjusting the position of the moving block 4.

The left end and the right end of the front side of the fixed plate 1 are both provided with adjusting and fixing devices 8, each adjusting and fixing device 8 comprises a machine frame 801, the rear side of the machine frame 801 is fixedly connected with the front side of the fixed plate 1 through bolts, the stability of the adjusting and fixing device 8 is fully ensured, the left end and the right end of the front side of the machine frame 801 are both integrally provided with L-shaped sliding rods 802, a moving plate 803 is arranged between the two L-shaped sliding rods 802, the left side and the right side of the moving plate 803 are both integrally connected with concave-shaped sliding plates 804, the inner dimensions of the two concave-shaped sliding plates 804 are the same as the size of the L-shaped sliding rods 802, the moving plate 803 slides along the L-shaped sliding rods 802 under the action of the two concave-shaped sliding plates 804, the front side of the moving plate 803 is fixedly provided with a second wire passing wheel 805, the movement of a threaded rod 806 can be realized by rotating a rocking handle 807, so as to realize the movement of the position of the second wire passing wheel 805, the two sides the outside of second wire wheel 805 and first wire wheel 7 is equipped with main cable 10, and second wire wheel 805 and first wire wheel 7 retrain main cable 10, are convenient for detect the pulling force of main cable 10, the top intermediate position of frame 801 has seted up the screw hole, screw hole female connection has threaded rod 806, the top fixed mounting of threaded rod 806 has rocking handle 807, the bottom fixed mounting of threaded rod 806 has connecting block 808, connecting block 808 and the last fixed surface of movable plate 803 are connected, realize the rotation of threaded rod 806 through rotating rocking handle 807, because threaded rod 806 passes through connecting block 808 and movable plate 803 fixed connection, consequently threaded rod 806 will drive movable plate 803 and connecting block 808 and move along L shape slide bar 802 at the pivoted in-process.

The implementation scenario is specifically as follows: in the using process of the utility model, a worker firstly connects a hook at the lower end of a tension detection piece 5 with a connecting column 6, then winds a main cable 10 on a first wire passing wheel 7, fixes a moving block 4 on a connecting rod 2 through a fastening screw 9, at the moment, the worker rotates a rocking handle 807, the rocking handle 807 drives a threaded rod 806 to rotate downwards, the threaded rod 806 drives a connecting block 808 and a moving plate 803 to move downwards along an L-shaped sliding rod 802 in the downward moving process, the main cable 10 is pulled from two sides under the action of two second wire passing wheels 805, so that the main cable 10 is not loosened, a pointer on the tension detection piece 5 points to a 0 scale mark, then the worker continues to rotate the rocking handle 807, two second wire passing wheels 805 apply pressure on the main cable 10 in the moving process of the threaded rod 806 so as to drive the main cable 10 to move downwards, and as the upper end of the main cable 10 is wound on the first wire passing wheel 7, therefore, the pointer inside the tension detection part 5 deflects under the action of the two threaded rods 806, a worker can directly read the tension of the main cable 10 at the moment according to the numerical value pointed by the pointer, the tension of the main cable 10 may change in the long-term use process, the main cable 10 is loosened in the use process, and the worker adjusts the loosening degree of the main cable 10 by rotating the threaded rods 806, so that the safety of the suspension bridge in the use process is guaranteed.

Although the utility model has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the utility model. Accordingly, such modifications and improvements are intended to be within the scope of the utility model as claimed.

Claims

1. The utility model provides a self-anchored suspension bridge main push-towing rope and jib cable tension monitoring devices, includes fixed plate (1), its characterized in that: the rear surface intermediate position fixed mounting of fixed plate (1) has connecting rod (2), a plurality of connecting hole (3) have been seted up to the upper end of connecting rod (2) equidistant, movable block (4) have been cup jointed on connecting rod (2), connecting hole two has been seted up on movable block (4), the front end of movable block (4) is equipped with pulling force detection piece (5), the lower extreme of pulling force detection piece (5) is equipped with spliced pole (6), the first line wheel (7) of crossing of front side fixedly connected with of spliced pole (6), both ends all are equipped with regulation fixing device (8) about the leading flank of fixed plate (1).

2. The self-anchored suspension bridge main cable and boom cable tension monitoring device of claim 1, wherein: adjust fixing device (8) and include frame (801), the trailing flank of frame (801) passes through bolt fixed connection with the leading flank of fixed plate (1).

3. The self-anchored suspension bridge main cable and boom cable tension monitoring device of claim 2, wherein: l shape slide bar (802), two are all installed to both ends about the leading flank of frame (801) an organic whole be equipped with movable plate (803) between L shape slide bar (802), the equal body coupling in the left and right sides of movable plate (803) has concave font slide plate (804), leading flank fixed mounting of movable plate (803) has the second to cross line wheel (805).

4. The self-anchored suspension bridge main cable and boom cable tension monitoring device of claim 3, wherein: threaded hole is seted up to the top intermediate position of frame (801), screw hole female connection has threaded rod (806), the top fixed mounting of threaded rod (806) has rocking handle (807), the bottom fixed mounting of threaded rod (806) has connecting block (808), connecting block (808) are connected with the last fixed surface of movable plate (803).

5. The self-anchored suspension bridge main cable and boom cable tension monitoring device of claim 3, wherein: the outer sides of the second wire passing wheel (805) and the first wire passing wheel (7) on two sides are provided with main cables (10).

6. The self-anchored suspension bridge main cable and boom cable tension monitoring device of claim 1, wherein: the diameter of the first connecting hole (3) is the same as that of the second connecting hole, and a fastening screw (9) is connected with the inner threads of the first connecting hole (3) and the second connecting hole in a threaded manner.

7. The self-anchored suspension bridge main cable and boom cable tension monitoring device of claim 1, wherein: the tension detection piece (5) is a spring scale.

8. The self-anchored suspension bridge main cable and boom cable tension monitoring device of claim 1, wherein: the left and right sides of connecting rod (2) all is equipped with dead lever (11), the top and connecting rod (2) fixed connection of dead lever (11), and the lower extreme and fixed plate (1) fixed connection of dead lever (11).