CN210442319U

CN210442319U - Structural crack detection device for building engineering

Info

Publication number: CN210442319U
Application number: CN201921293855.2U
Authority: CN
Inventors: 李金虎
Original assignee: Tianjin Jintai Construction Engineering Testing Co Ltd
Current assignee: Tianjin Jintai Construction Engineering Testing Co Ltd
Priority date: 2019-08-12
Filing date: 2019-08-12
Publication date: 2020-05-01
Anticipated expiration: 2029-08-12

Abstract

The utility model discloses a structural crack detection device for building engineering, comprising a base plate, a plurality of gyro wheels are installed to the lower extreme of bottom plate, the upper end fixedly connected with mount of bottom plate, install ultrasonic detector in the mount, it is connected with the lead screw to rotate between bottom plate and the mount, servo motor is installed to the position that the upper end of mount just is located the lead screw upper end, servo motor's output and lead screw welding are in the same place, the movable seat has been cup jointed to the screw thread on the lead screw, it is connected with the fixed head to rotate on the movable seat to rotate on the fixed head, the fixed head welds respectively the pivot and rotates and connect on the movable seat corresponding to the position at movable seat both ends. The utility model discloses a locking mechanism can adjust ultrasonic transducer's angle, also can make ultrasonic transducer down for not only can detect the building side, also can detect ground simultaneously, and occupation space is little, is convenient for remove the use.

Description

Structural crack detection device for building engineering

Technical Field

The utility model relates to a crack detection technology field especially relates to a structural crack detection device for building engineering.

Background

After the construction in the building field is finished, various quality detections are often required, wherein the detection of the cracks of the building is one of the quality detections, the detection of the cracks mainly comprises the detection of the number and the distribution positions of the cracks in the building, and the detection of the cracks is usually performed by an ultrasonic detector;

the crack detection devices proposed by CN207472836U and CN208334282U mainly improve the detection range of ultrasonic detection, CN207472836U and CN208334282U are complex in operation, and the number of motors used is large, which is not beneficial to reducing the cost of the device, and meanwhile, the ultrasonic probe is not convenient to turn over, so that the application range is mainly applied to the side of the building, wherein CN208334282U has the problems of large occupied space and high implementation difficulty, and therefore, the above problems need to be solved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that exists among the prior art, and the structural crack detection device for building engineering who provides.

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

the utility model provides a structural crack detection device for building engineering, includes the bottom plate, a plurality of gyro wheels are installed to the lower extreme of bottom plate, the upper end fixedly connected with mount of bottom plate, install ultrasonic detector in the mount, it is connected with the lead screw to rotate between bottom plate and the mount, servo motor is installed to the upper end of mount and the position that is located the lead screw upper end, servo motor's output and lead screw welding are in the same place, the movable seat has been cup jointed to the screw thread on the lead screw, it is connected with the fixed head to rotate on the movable seat, the fixed head welds respectively in the position that corresponds movable seat both ends and rotates and connect on the movable seat, install ultrasonic probe on the fixed head, and ultrasonic probe and ultrasonic detector electric connection, install locking mechanism between movable seat and the fixed head.

Preferably, locking mechanism includes first gear, second gear, guiding axle, connecting block and handle, the welding has first gear in one of them axis of rotation of fixed head, is close to sliding sleeve is equipped with the second gear in the axis of rotation of first gear, and first gear and second gear mesh mutually, symmetrical welding has two guiding axles on the second gear, and two guiding axles all pass the sliding seat and have the connecting block jointly welded, integrated into one piece has the handle on the connecting block.

Preferably, the one end fixedly connected with curb plate that the mount is close to the lead screw, the rectangle spout has been seted up to the one end that the curb plate is close to the sliding seat, the position integrated into one piece that the sliding seat corresponds the rectangle spout has the rectangle sand grip, and rectangle sand grip and rectangle spout clearance fit.

Preferably, a spring is welded between the connecting block and the movable seat.

Preferably, the movable seat is provided with a movable cavity corresponding to the fixed head, and the fixed head rotates between two sides of the movable seat through the rotating shaft.

Compared with the prior art, the utility model has the following benefits:

1. the utility model can adjust the angle of the ultrasonic probe and make the ultrasonic probe face downwards through the locking mechanism, so that the side of the building can be detected, meanwhile, the ground can be detected, and the occupied space is small, thereby being convenient for moving and using;

2. meanwhile, the simplicity of operation is met, the structure is more simplified, the use of devices such as motors is reduced, and the cost of the devices is reduced.

Drawings

Fig. 1 is a structural diagram of a structural crack detection device for construction engineering according to the present invention;

fig. 2 is a schematic view of a locking mechanism of the structural crack detection device for construction engineering according to the present invention;

fig. 3 is the utility model provides a structural crack detection device's for building engineering sliding seat top view.

In the figure: the device comprises a base plate 1, rollers 2, a lead screw 3, an ultrasonic detector 4, a fixing frame 5, a servo motor 6, a movable seat 7, an ultrasonic probe 8, a fixing head 9, a rotating shaft 10, a first gear 11, a handle 12, a spring 13, a second gear 14, a guide shaft 15 and a connecting block 16.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 simplicity of description, and do not indicate or imply that the device or element being 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.

Referring to fig. 1-3, a structural crack detection device for building engineering, comprising a bottom plate 1, a plurality of rollers 2 mounted at the lower end of the bottom plate 1, a fixed frame 5 fixedly connected at the upper end of the bottom plate 1, an ultrasonic detector 4 mounted in the fixed frame 5, a lead screw 3 rotatably connected between the bottom plate 1 and the fixed frame 5, a servo motor 6 mounted at the upper end of the fixed frame 5 and at the upper end of the lead screw 3, an output end of the servo motor 6 welded with the lead screw 3, a movable seat 7 screwed on the lead screw 3, a fixed head 9 rotatably connected on the movable seat 7, a rotating shaft 10 respectively welded at the position of the fixed head 9 corresponding to the two ends of the movable seat 7 and rotatably connected on the movable seat 7, an ultrasonic probe 8 mounted on the fixed head 9, the ultrasonic probe 8 electrically connected with the ultrasonic detector 4, a locking mechanism mounted between the movable seat, the locking mechanism is used for controlling the angle of the fixed head 9, and the servo motor 6 controls the screw rod 3 to rotate, so that the ultrasonic probe 8 moves along with the movement of the movable seat 7, and the requirement of a detection range is met.

Locking mechanism includes first gear 11, second gear 14, guiding axle 15, connecting block 16 and handle 12, welding has first gear 11 in one of them axis of rotation of fixed head 9, it is equipped with second gear 14 to slide to overlap on the axis of rotation that is close to first gear 11, and first gear 11 and the meshing of second gear 14 mutually, symmetrical welding has two guiding axles 15 on the second gear 14, and two guiding axles 15 all pass the sliding seat 7 and weld jointly connecting block 16, integrated into one piece has handle 12 on the connecting block 16, when first gear 11 and the meshing of second gear 14, fixed head 9 can't rotate, move away from first gear 11 through connecting block 16 when second gear 14, can carry out the rotation regulation of fixed head 9 this moment.

The one end fixedly connected with curb plate that mount 5 is close to lead screw 3, and the one end that the curb plate is close to sliding seat 7 has seted up the rectangle spout, and the position integrated into one piece that sliding seat 7 corresponds the rectangle spout has the rectangle sand grip, and rectangle sand grip and rectangle spout clearance fit for sliding seat 7 is linear motion. A spring 13 is welded between the connecting block 16 and the movable seat 7. The movable seat 7 is provided with a movable cavity corresponding to the fixed head 9, and the fixed head 9 rotates between two sides of the movable seat 7 through the rotating shaft 10 to provide a rotating space for the fixed head 9.

When the utility model is used, the servo motor 6 drives the screw rod 3 to rotate, the servo motor 6 can control the positive rotation and the negative rotation through the servo driver, the screw rod 3 drives the movable seat 7 engaged with the screw rod to move up and down, so that the height of the ultrasonic probe 8 can be changed for self-defense, and the ultrasonic probe 8 is kept horizontal, meanwhile, when the bottom surface of a building and the like need to be detected, the connecting block 16 is pulled open by the handle 12, the second gear 14 is moved away from the first gear 11, the fixed head 9 is freely rotated, the fixed head 9 is moved downwards, then the handle 12 is released, under the action of the spring 13, the first gear 11 and the second gear 14 are meshed again, so that the position of the ultrasonic probe 8 is stable, and when a crack is detected, meanwhile, the ultrasonic probe 8 can move close to the fixed frame 5 without adjusting the vertical elevation angle.

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. The utility model provides a structural crack detection device for building engineering, includes bottom plate (1), its characterized in that, a plurality of gyro wheels (2) are installed to the lower extreme of bottom plate (1), the upper end fixedly connected with mount (5) of bottom plate (1), install ultrasonic detector (4) in mount (5), it is connected with lead screw (3) to rotate between bottom plate (1) and mount (5), servo motor (6) are installed to the upper end of mount (5) and the position that is located lead screw (3) upper end, the output and the lead screw (3) welding of servo motor (6) are in the same place, screw thread has cup jointed sliding seat (7) on lead screw (3), the sliding seat (7) is gone up the rotation and is connected with fixed head (9), the position that fixed head (9) correspond sliding seat (7) both ends has welded pivot (10) respectively and rotates and connects on sliding seat (7), install ultrasonic probe (8) on fixed head (9), and ultrasonic probe (8) and ultrasonic detector (4) electric connection, install locking mechanism between sliding seat (7) and fixed head (9).

2. The structural crack detection device for building engineering according to claim 1, characterized in that the locking mechanism comprises a first gear (11), a second gear (14), guide shafts (15), a connecting block (16) and a handle (12), the first gear (11) is welded on one of the rotating shafts of the fixed head (9), the second gear (14) is slidably sleeved on the rotating shaft close to the first gear (11), the first gear (11) is meshed with the second gear (14), the two guide shafts (15) are symmetrically welded on the second gear (14), the two guide shafts (15) penetrate through the movable seat (7) and are welded with the connecting block (16), and the handle (12) is integrally formed on the connecting block (16).

3. The structural crack detection device for the building engineering as recited in claim 1, wherein a side plate is fixedly connected to one end of the fixed frame (5) close to the lead screw (3), a rectangular sliding groove is formed in one end of the side plate close to the movable seat (7), a rectangular convex strip is integrally formed at a position of the movable seat (7) corresponding to the rectangular sliding groove, and the rectangular convex strip is in clearance fit with the rectangular sliding groove.

4. A structural crack detecting device for constructional engineering as claimed in claim 2, characterized in that a spring (13) is welded between the connecting block (16) and the movable seat (7).

5. The structural crack detection device for building engineering according to claim 1, characterized in that the movable seat (7) is provided with a movable cavity corresponding to the fixed head (9), and the fixed head (9) rotates between two sides of the movable seat (7) through the rotating shaft (10).