CN210088395U

CN210088395U - Bridge deformation crack detection device

Info

Publication number: CN210088395U
Application number: CN201920655348.2U
Authority: CN
Inventors: 谢坤明; 晁鹏飞; 缪锋; 余印根; 何杰
Original assignee: Fujian Yongzheng Construction Quality Inspection Co Ltd
Current assignee: Fujian Yongzheng Construction Quality Inspection Co Ltd
Priority date: 2019-05-09
Filing date: 2019-05-09
Publication date: 2020-02-18
Anticipated expiration: 2029-05-09

Abstract

The utility model discloses a bridge deformation crack detection device, two chassis including the symmetry setting, two common symmetry is provided with two links, every between the chassis equal symmetrical welding has two brace tables, every on the chassis equal fixed mounting has driving motor, every in the brace table driving motor's drive shaft all installs ball screw, every through first shaft coupling equal threaded connection has a supporting seat, four on the ball screw the sunshade is installed jointly to the upper end of supporting seat, the fixed welding of sunshade lower surface has the work box, two detectors and two lights, every are installed to the symmetry on the inside wall of work box the working chamber has all been seted up in the chassis. The utility model discloses the structure is exquisite, and application scope is wide, has not only solved the safety problem in the bridge bottom surface testing process, has increased crack detection device's detection range moreover, makes it nimble more convenient in the in-service use.

Description

Bridge deformation crack detection device

Technical Field

The utility model relates to a bridge detects technical field, especially relates to a bridge deformation crack detection device.

Background

With the increasing development of national economy in China, the traffic volume is rapidly increased, the number of road surfaces, bridges and other building facilities is gradually increased, and after the bridges are put into use, some fine cracks are easy to appear.

At present, the detection of bridge cracks is mostly a handheld crack detection device, a worker must measure on the spot to obtain cracked data, and when the worker detects the bridge bottom or the bridge body, the handheld crack detection device is not only inconvenient but also very dangerous, so that the bridge deformation crack detection device is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the bridge deformation crack detection device who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a bridge deformation crack detection device comprises two symmetrically arranged bottom frames, two connecting frames are symmetrically arranged between the two bottom frames, two supporting tables are symmetrically welded on each bottom frame, a driving motor is fixedly installed in each supporting table, a ball screw is installed on a driving shaft of each driving motor through a first coupling, a supporting seat is connected to each ball screw in a threaded mode, a shielding plate is installed at the upper end of each supporting seat, a working box is fixedly welded on the lower surface of the shielding plate, and two detectors and two illuminating lamps are symmetrically installed on the inner side wall of the working box;

every all seted up the working chamber in the chassis, fixed mounting has the double-shaft motor on the inner wall of working chamber, all install the mount pad through the second shaft coupling on every output shaft of double-shaft motor, the one end that the second shaft coupling was kept away from to the mount pad all runs through the chassis and installs the gyro wheel, every equal symmetry installs a plurality of sucking discs on the gyro wheel.

Preferably, each of the outer side walls of the ball screw is provided with a spiral groove, each of the inner side walls of the supporting seat is provided with a rolling way, each of the rolling ways is internally provided with a plurality of balls with corresponding specifications, and each of the balls is positioned in the spiral groove.

Preferably, a storage battery is fixedly installed in the working box, and each detector and each illuminating lamp are electrically connected with the storage battery.

Preferably, the suckers on the two rollers positioned at different ends of the same underframe are arranged in a staggered manner.

Preferably, the distance between two adjacent suction cups on the same roller is smaller than the diameter of the suction cups.

The utility model has the advantages that:

1. through setting up supporting seat, ball screw, driving motor can be through the relative position of adjusting ball screw and supporting seat when crack detection device detects the crack to the initiative changes the height of detector, increases detection range.

2. In the process that the detector detects at bridge lateral wall or bottom, through set up the sucking disc on the gyro wheel to make the sucking disc adsorb in the bridge floor in turn, can make the detector hug closely the bridge floor and travel, can not fall and damage the detector, and need not workman witnessed inspections, it is safer.

3. Through set up the light in the work box, also can obtain accurate crack detection result under the bad condition of light.

To sum up, the utility model discloses the structure is exquisite, and application scope is wide, has not only solved the safety problem in the bridge bottom surface testing process, has increased crack detection device's detection range moreover, makes it nimble more convenient in the in-service use.

Drawings

Fig. 1 is a schematic structural view of a bridge deformation crack detection device provided by the present invention;

FIG. 2 is an enlarged view of a ball screw part of the structure of the bridge deformation crack detection device provided by the present invention;

fig. 3 is the utility model provides a gyro wheel part structure enlargements among bridge deformation crack detection device.

In the figure: the device comprises a support seat 1, a drive shaft 2, rollers 3, a suction cup 4, a storage battery 5, an underframe 6, a support table 7, a double-shaft motor 8, an output shaft 9, a second coupler 10, a drive motor 11, a mounting seat 12, a coupling 13, a ball screw 14, a spiral groove 15, a working box 16, a detector 17, a shield 18, an illuminating lamp 19, a roller path 20 and balls 21.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a bridge deformation crack detection device comprises two symmetrically arranged bottom frames 6, two connecting frames are symmetrically arranged between the two bottom frames 6, two supporting platforms 7 are symmetrically welded on each bottom frame 6, a driving motor 11 is fixedly installed in each supporting platform 7, a ball screw 14 is installed on a driving shaft 2 of each driving motor 11 through a first coupler 13, a supporting seat 1 is connected to each ball screw 14 in a threaded manner, shielding plates 18 are installed at the upper ends of the four supporting seats 1, a working box 16 is fixedly welded on the lower surfaces of the shielding plates 18, two detectors 17 and two illuminating lamps 19 are symmetrically installed on the inner side walls of the working box 16, and the illuminating lamps 19 can be used under the condition of poor illumination;

all seted up the working chamber in every chassis 6, fixed mounting has double-shaft motor 8 on the inner wall of working chamber, the purpose of using double-shaft motor 8 is the installation quantity that reduces the motor, it is lighter to make crack detection device, all install mount pad 12 through second shaft coupling 10 on every output shaft of double-shaft motor 8, the one end that second shaft coupling 10 was kept away from to mount pad 12 all runs through chassis 6 and installs gyro wheel 3, equal symmetrical a plurality of sucking discs 4 of installing on every gyro wheel 3, it adsorbs the bridge floor to have at least one sucking disc in every gyro wheel motion process.

Every has all seted up helicla flute 15 on following the lateral wall of stating ball screw 14, has all seted up raceway 20 on the inside wall of every supporting seat 1, all is provided with a plurality of balls 21 that correspond the specification in every raceway 20, and every ball 21 all is located helicla flute 15, and ball 21 and helicla flute 15 surface are smooth.

The storage battery 5 is fixedly mounted in the working box 16, each detector 17 and each illuminating lamp 19 are electrically connected with the storage battery 5, the storage battery 5 is used for supplying power, and the flexibility of the crack detection device is improved.

The suckers 4 on the two rollers 3 positioned at different ends of the same underframe 6 are arranged in a staggered manner, so that any sucker 4 can be fully contacted with the bridge deck in the rotating process of the roller 3.

The distance between two adjacent suckers 4 on the same roller 3 is smaller than the diameter of the sucker 4, so that at least one sucker 4 can adsorb the bridge floor in the movement process of each roller 3.

When the crack detection device is used and the crack detection device runs on an inclined plane, the double-shaft motor 8 drives the second coupling 10 to rotate through the output shaft 9, the second coupling 10 drives the roller 3 to roll through the mounting seat 12, when the symmetrical rollers 3 roll, the suckers 4 can alternately contact with the bridge and be adsorbed on the inclined plane, so that the crack detection device can normally run on the inclined plane, when the detector 17 detects a crack, the driving motor 11 drives the ball screw 14 and the supporting seat 1 to move relatively through the coupling 13, and at the same time, because the ball screw 14 is fixedly connected with the coupler 13, the supporting seat 1 moves upwards, the height of the shielding plate 18 is further adjusted, the shielding plate 18 drives the working box 16 to move, the height of the detector 17 is changed, in the case of poor lighting, the illumination lamp 19 can be turned on to increase the brightness of the working environment.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A bridge deformation crack detection device comprises two symmetrically arranged bottom frames (6), two connecting frames are symmetrically arranged between the two bottom frames (6), the device is characterized in that two supporting tables (7) are symmetrically welded on each bottom frame (6), a driving motor (11) is fixedly installed in each supporting table (7), a driving shaft (2) of each driving motor (11) is provided with a ball screw (14) through a first coupler (13), each ball screw (14) is in threaded connection with a supporting seat (1), and the upper ends of the four supporting seats (1) are jointly provided with a shielding plate (18), the lower surface of the shielding plate (18) is fixedly welded with a working box (16), and two detectors (17) and two illuminating lamps (19) are symmetrically arranged on the inner side wall of the working box (16);

every the working chamber has all been seted up in chassis (6), fixed mounting has double-shaft motor (8) on the inner wall of working chamber, all install mount pad (12) through second shaft coupling (10) on every output shaft of double-shaft motor (8), the one end that second shaft coupling (10) were kept away from in mount pad (12) all runs through chassis (6) and installs gyro wheel (3), every equal symmetry is installed a plurality of sucking discs (4) on gyro wheel (3).

2. The bridge deformation crack detection device according to claim 1, characterized in that a spiral groove (15) is formed on an outer side wall of each ball screw (14), a raceway (20) is formed on an inner side wall of each support seat (1), a plurality of balls (21) with corresponding specifications are arranged in each raceway (20), and each ball (21) is located in the spiral groove (15).

3. The bridge deformation crack detection device according to claim 1, characterized in that a storage battery (5) is fixedly installed in the working box (16), and each detector (17) and the illuminating lamp (19) are electrically connected with the storage battery (5).

4. The bridge deformation crack detection device according to claim 1, characterized in that the suckers (4) on the two rollers (3) at different ends of the same underframe (6) are arranged in a staggered manner.

5. The bridge deformation crack detection device according to claim 1, characterized in that the distance between two adjacent suction cups (4) on the same roller (3) is smaller than the diameter of the suction cups (4).