Strength detection device for main cable of pedestrian suspension bridge

Abstract

The utility model relates to the technical field of main cable strength detection devices, and discloses a pedestrian suspension bridge main cable strength detection device which comprises a workbench, and the edge of one side of the top surface of the workbench is fixedly connected with three baffles. According to the strength detection device for the main cable of the pedestrian suspension bridge, through the arrangement of the driving mechanism and the clamping mechanism, during detection, the two ends of the main cable are placed on a placement table, then a hydraulic cylinder on one side of the placement table is started, and the hydraulic cylinder stretches out and draws back and drives a left clamping block at the tail end to move until the left clamping block is tightly attached to the surface of the main cable; main cables with different thicknesses can be clamped and fixed by matching with the right clamping blocks on the surfaces of the placing tables, then the driving motor on one side is started, and the driving motor drives the positive and negative screw rods at the tail end to rotate, so that the placing tables on the surfaces of the positive and negative screw rods move relatively, and the strength test of the main cables can be completed; and the main cable detection efficiency of workers is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to main cable strength detection device technical field especially relates to a kind of main cable strength detection device of pedestrian suspension bridge. BACKGROUND

[0002] The main cable of pedestrian suspension bridge is the main load-bearing component of bridge, which is composed of a large number of parallel steel wires, and bears the weight of bridge deck and suspended part. The strength of the main cable is crucial to the safety of the bridge. During the production of the main cable, strength detection is required to ensure that the quality of each steel wire and the carrying capacity of the overall cable meet the production requirements. A strength detection device is often used to detect the strength of the main cable.

[0003] The existing main cable strength detection device is not easy to clamp and fix different thickness of main cable during use, and different models of equipment need to be replaced for use, which is more cumbersome to operate. Secondly, stretching the main cable may cause the main cable to break, which may cause debris to accumulate on the surface of the workbench, affecting the appearance of the equipment and interfering with the normal use of the equipment. Therefore, a main cable strength detection device for pedestrian suspension bridge is proposed. SUMMARY

[0004] The technical problem solved by the utility model is to provide a main cable strength detection device for pedestrian suspension bridge, which has high practicality and can be easily operated. The device has a simple structure and can solve the problems of clamping and fixing different thickness of main cable and cleaning the surface of the workbench.

[0005] To achieve the above purpose, the utility model is implemented by the following technical scheme: a main cable strength detection device for pedestrian suspension bridge, comprising a workbench, three baffles are fixedly connected to the edge of the top surface of the workbench, one of the baffles is fixedly connected with a cleaning mechanism on its surface, the cleaning mechanism comprises a hydraulic rod and a push plate, the surface of another baffle is fixedly connected with a motor box, the inside of the motor box is fixedly connected with a driving mechanism, the driving mechanism comprises a driving motor, a transmission rod and a reversible screw rod, the surface of the reversible screw rod is threadedly connected with a placing table, the edge of one side of the top surface of the placing table is fixedly connected with a clamping mechanism, the clamping mechanism comprises a fixed plate, a hydraulic cylinder and a left clamping block, the edge of the other side of the top surface of the placing table is fixedly connected with a right clamping block. The upper surface of the baffle is hingedly connected with a protective cover.

[0006] As a further scheme of the utility model, the hydraulic rod is fixedly connected to the surface of the baffle, and the output end of the hydraulic rod is fixedly connected with a push plate, which facilitates the pushing of debris on the workbench into the collection groove.

[0007] As a further solution of the present invention, the drive motor is fixedly connected to the inside of the motor box, the output end of the drive motor is splined with a transmission rod, and one end of the transmission rod is fixedly connected to a forward and reverse screw rod, so that the drive motor can easily drive the forward and reverse screw rod to rotate.

[0008] As a further solution of the present invention, the fixed plate is fixedly connected to the edge of one side of the top surface of the placement table, the surface of the fixed plate is fixedly connected to a hydraulic cylinder, and the output end of the hydraulic cylinder is fixedly connected to a left clamping block, which facilitates the fixation of the main cable.

[0009] As a further solution of the present invention, the placement table is internally slidably connected to a limit rod, one side of the limit rod is fixedly connected to a limit plate, and the limit plate is fixedly connected to the top surface of the workbench. The limit rod facilitates fixing the placement table.

[0010] As a further solution of the present invention, a collecting trough is provided on the surface of the workbench, a base is connected through the bottom of the collecting trough, and a collecting bin is fixedly connected to the right side of the base, which is convenient for collecting debris.

[0011] As a further solution of the present invention, a controller is fixedly connected to the right side of the workbench, and one side of the drive motor is electrically connected to one side of the controller through a power line, so that the controller can easily control the drive motor to be turned on and off.

[0012] The utility model provides a main cable strength detection device for a pedestrian suspension bridge, which has the following beneficial effects:

[0013] 1. The main cable strength testing device of the pedestrian suspension bridge is provided with a driving mechanism and a clamping mechanism. When conducting the test, both ends of the main cable are placed on the placement table, and then the hydraulic cylinder on one side of the placement table is started. The hydraulic cylinder retracts and drives the left clamping block at the end to move until the left clamping block is close to the surface of the main cable. In conjunction with the right clamping block on the surface of the placement table, main cables of different thicknesses can be clamped and fixed. Then the driving motor on one side is started. The driving motor drives the positive and negative screw rods at the end to rotate, so that the placement table on the surface of the positive and negative screw rods moves relative to each other, thereby completing the strength test of the main cable and improving the efficiency of the staff in detecting the main cable.

[0014] 2. The main cable strength detection device of the pedestrian suspension bridge is provided with a protective cover and a cleaning mechanism. When in use, the two hydraulic rods on the surface of the baffle are activated. The hydraulic rods extend and retract, and drive the push plate at the end to move on the surface of the workbench. The debris accumulated on the surface of the workbench can be pushed into the collection trough on one side. The debris then enters the collection bin at the bottom from the collection trough for unified storage. In conjunction with the protective cover set on the upper surface of the workbench, it can protect the surrounding staff to avoid debris splashing and causing injury accidents. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the drive mechanism structure of the utility model;

[0017] Figure 3 This is a schematic diagram of the cleaning mechanism structure of the utility model;

[0018] Figure 4 This is a schematic diagram of the structure of the clamping mechanism of the utility model.

[0019] In the figure: 1. Workbench; 2. Baffle; 3. Cleaning mechanism; 301. Hydraulic rod; 302. Push plate; 4. Motor box; 5. Driving mechanism; 501. Driving motor; 502. Transmission rod; 503. Forward and reverse screw rods; 6. Placement table; 7. Clamping mechanism; 701. Fixing plate; 702. Hydraulic cylinder; 703. Left clamping block; 8. Right clamping block; 9. Limit rod; 10. Limit plate; 11. Base; 12. Collection bin; 13. Controller; 14. Protective cover. DETAILED DESCRIPTION

[0020] The following is a clear and complete description of the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0021] See also Figures 1 to 4 The utility model provides a technical solution: a main cable strength testing device for a pedestrian suspension bridge, comprising a workbench 1, three baffles 2 are fixedly connected to the edge of one side of the top surface of the workbench 1, a cleaning mechanism 3 is fixedly connected to the surface of one baffle 2, and a protective cover 14 and a cleaning mechanism 3 are set to prevent debris from splashing and causing injury accidents. The cleaning mechanism 3 includes a hydraulic rod 301 and a push plate 302, and the surface of the other baffle 2 is fixedly connected to a motor box 4, and the interior of the motor box 4 is fixedly connected to a driving mechanism 5. Through the setting of the driving mechanism 5 and the clamping mechanism 7, the strength test of the main cable can be completed, which improves the efficiency of the staff in detecting the main cable. The driving mechanism 5 includes a driving motor 501, a transmission rod 502 and a positive and negative screw rod 503, and the surface of the positive and negative screw rod 503 is threadedly connected to a placing table 6, and the edge of one side of the top surface of the placing table 6 is fixedly connected to the clamping mechanism 7, and the clamping mechanism 7 includes a fixing plate 701, a hydraulic cylinder 702 and a left clamping block 703, and the edge of the other side of the top surface of the placing table 6 is fixedly connected to the right clamping block 8. A protective cover 14 is hinged to the upper surface of the baffle 2;

[0022] See also Figure 3, the hydraulic rod 301 is fixedly connected to the surface of the baffle 2, and the output end of the hydraulic rod 301 is fixedly connected to the push plate 302, which facilitates pushing the debris on the workbench 1 into the collection tank;

[0023] See also Figure 2 , the driving motor 501 is fixedly connected to the inside of the motor box 4, the output end of the driving motor 501 is spline-connected to the transmission rod 502, one end of the transmission rod 502 is fixedly connected to the forward and reverse screw rods 503, and the driving motor 501 is convenient for driving the forward and reverse screw rods 503 to rotate;

[0024] See also Figure 4 , the fixed plate 701 is fixedly connected to the edge of one side of the top surface of the placing table 6, the surface of the fixed plate 701 is fixedly connected to the hydraulic cylinder 702, the output end of the hydraulic cylinder 702 is fixedly connected to the left clamping block 703, the left clamping block 703 is convenient for fixing the main cable;

[0025] See also Figure 2 , the internal sliding connection of the placement table 6 is connected to the limit rod 9, one side of the limit rod 9 is fixedly connected to the limit plate 10, the limit plate 10 is fixedly connected to the top surface of the workbench 1, and the limit rod 9 is convenient for fixing the placement table 6;

[0026] See also Figure 3 A collecting trough is provided on the surface of the workbench 1, and a base 11 is connected to the bottom of the collecting trough. A collecting bin 12 is fixedly connected to the right side of the base 11, and the collecting bin 12 is convenient for collecting debris;

[0027] See also Figure 1 The right side of the workbench 1 is fixedly connected to a controller 13, and one side of the drive motor 501 is electrically connected to one side of the controller 13 through a power line. The controller 13 is convenient for controlling the drive motor 501 to turn on and off.

[0028] In the present invention, the working steps of the device are as follows:

[0029] The first step: When conducting the inspection, the two ends of the main cable are placed on the placement table 6, and then the hydraulic cylinder 702 on one side of the placement table 6 is started. The hydraulic cylinder 702 retracts and drives the left clamping block 703 at the end to move until the left clamping block 703 is close to the surface of the main cable. In conjunction with the right clamping block 8 on the surface of the placement table 6, main cables of different thicknesses can be clamped and fixed. Then, the driving motor 501 on one side is started. The driving motor 501 drives the forward and reverse screw rods 503 at the end to rotate, so that the placement table 6 on the surface of the forward and reverse screw rods 503 moves relative to each other.

[0030] The second step: when in use, start the two hydraulic rods 301 on the surface of the baffle 2, the hydraulic rods 301 extend and retract, and drive the push plate 302 at the end to move on the surface of the workbench 1, so that the debris accumulated on the surface of the workbench 1 can be pushed into the collection groove on one side, and the debris will then enter the collection bin 12 at the bottom for unified storage. In conjunction with the protective cover 14 set on the upper surface of the workbench 1, it can protect the surrounding staff.

[0031] It should be noted that the device structure and drawings of the present invention mainly describe the principle of the present invention. In terms of the technology of the design principle, the settings of the device's power mechanism, power supply system, and control system are not fully described. However, those skilled in the art can clearly understand the details of its power mechanism, power supply system, and control system on the premise that they understand the principle of the above-mentioned utility model. The control method of the application document is automatic control through a controller, and the control circuit of the controller can be implemented by simple programming by those skilled in the art.

[0032] The standard parts used can be purchased from the market and can be customized according to the description in the specification and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the existing technology. The machinery, parts and equipment all adopt conventional models in the existing technology, and the components known to technical personnel in this field, their structures and principles can be known to these technical personnel through technical manuals or through conventional experimental methods.

[0033] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A main cable strength detection device for a pedestrian suspension bridge, comprising a workbench (1), characterized in that: The edge of one side of the top surface of the workbench (1) is fixedly connected to three baffles (2), wherein the surface of one of the baffles (2) is fixedly connected to a cleaning mechanism (3), the cleaning mechanism (3) comprising a hydraulic rod (301) and a push plate (302), the surface of the other baffle (2) is fixedly connected to a motor box (4), the interior of the motor box (4) is fixedly connected to a driving mechanism (5), the driving mechanism (5) comprising a driving motor (501), a transmission rod (502) and a forward and reverse screw rod (503), the surface of the forward and reverse screw rod (503) is threadedly connected to a placing table (6), the edge of one side of the top surface of the placing table (6) is fixedly connected to a clamping mechanism (7), the clamping mechanism (7) comprising a fixing plate (701), a hydraulic cylinder (702) and a left clamping block (703), the edge of the other side of the top surface of the placing table (6) is fixedly connected to a right clamping block (8), and the upper surface of the baffle (2) is hinged to a protective cover (14) via a hinge.

2. The main cable strength detection device for a pedestrian suspension bridge according to claim 1, characterized in that: The hydraulic rod (301) is fixedly connected to the surface of the baffle (2), and the output end of the hydraulic rod (301) is fixedly connected to the push plate (302).

3. The main cable strength detection device for a pedestrian suspension bridge according to claim 1, characterized in that: The drive motor (501) is fixedly connected to the interior of the motor box (4); the output end of the drive motor (501) is spline-connected to a transmission rod (502); and one end of the transmission rod (502) is fixedly connected to a forward and reverse screw rod (503).

4. The main cable strength detection device for a pedestrian suspension bridge according to claim 1, characterized in that: The fixed plate (701) is fixedly connected to the edge of one side of the top surface of the placement table (6); a hydraulic cylinder (702) is fixedly connected to the surface of the fixed plate (701); and a left clamping block (703) is fixedly connected to the output end of the hydraulic cylinder (702).

5. The main cable strength detection device for a pedestrian suspension bridge according to claim 1, characterized in that: The interior of the placement table (6) is slidably connected to a limit rod (9), one side of the limit rod (9) is fixedly connected to a limit plate (10), and the limit plate (10) is fixedly connected to the top surface of the workbench (1).

6. The main cable strength detection device for a pedestrian suspension bridge according to claim 1, characterized in that: A collecting trough is provided on the surface of the workbench (1), a base (11) is connected through the bottom of the collecting trough, and a collecting bin (12) is fixedly connected to the right side of the base (11).

7. The main cable strength detection device for a pedestrian suspension bridge according to claim 1, characterized in that: The right side of the workbench (1) is fixedly connected to a controller (13), and one side of the drive motor (501) is electrically connected to one side of the controller (13) via a power line.

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