CN115265666A - Construction engineering crack detection device - Google Patents

Abstract

The invention discloses a crack detection device for construction engineering. One end of the upper surface of the seat is provided with a handle and a support table, the upper surface of the support table is provided with a crack detector and a controller, and two sides of the other end of the upper surface of the seat are provided with guide rods , There are several lifting frames, the two sides of the lifting frame are slidably connected with the guide rod through the guide block, the sliding seat is slidably connected with the lifting frame, the end of the sliding seat away from the lifting frame is connected with the output shaft of the horizontal rotation motor, and the horizontal rotation motor is connected to the horizontal rotation motor through the flange. The central positions of the rotating plates are connected, and rotatable crack detection sensors are arranged on both sides of the rotating plate. The present invention has a reasonable structure. When there are many cracks or multiple cracks, each detection head mechanism can detect a crack independently without interfering with each other, and the detection efficiency is greatly improved.

Description

A construction engineering crack detection device

technical field

The invention relates to the technical field of engineering crack detection, in particular to a construction engineering crack detection device.

Background technique

The content of crack detection mainly includes the position, shape, distribution characteristics, width, length, depth, direction, quantity, time course of crack occurrence and development, whether it is stable, whether there is exudate in the crack, and the apparent quality of concrete around the crack. and many more.

The current engineering crack detection devices are generally hand-held and have two crack detection sensors. The crack detection device can only detect one crack at a time, and most cracks will have bifurcations. The efficiency of using traditional hand-held crack detection sensors is low. And if it is located at a high place, artificial climbing has certain dangers. Therefore, a kind of improved technology is urgently needed to solve this problem existing in the prior art.

Contents of the invention

The purpose of the present invention is to provide a crack detection device for construction engineering. The guide rod cooperates with several lifting frames, and the lifting frames can be independently lifted and lowered through the cooperation of the longitudinal lead screw and the corresponding longitudinal lead screw auxiliary nut, so that when the fork is split When there are cracks or multiple cracks, each detection head mechanism can independently detect a crack without interfering with each other, and the detection efficiency is greatly improved, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the present invention provides the following technical solutions: a crack detection device for construction engineering, including a vehicle frame, a lifting frame and a detection head mechanism;

The vehicle frame includes a vehicle seat, a guide rod and a handle, a plurality of universal wheels are provided on the lower surface of the vehicle seat, a handle and a support platform are provided on one end of the upper surface of the vehicle seat, and a crack detection device is provided on the upper surface of the support platform. instrument and controller, guide rods are arranged on both sides of the other end of the upper surface of the vehicle seat, the top of the guide rod is connected with the push rod, and several longitudinal motors are arranged on the upper surface of the vehicle seat and between the guide rods, Each of the longitudinal motors is connected to a longitudinal lead screw, and the top end of the longitudinal lead screw is connected to the ejector rod;

There are several lifting frames, and both sides of the lifting frame are slidingly connected with guide rods through guide blocks. The longitudinal lead screws are in one-to-one correspondence, and the auxiliary nuts of the longitudinal lead screws cooperate with the corresponding longitudinal lead screws. Side plates are also arranged on both sides of the lifting frame, and a transverse motor is arranged on the outside of any one of the side plates. A horizontal screw is arranged between, and one end of the horizontal screw is connected with the horizontal motor;

The detection head mechanism includes a sliding seat, a rotating plate and a crack detection sensor. The sliding seat is slidably connected with the lifting frame. Cooperate, the end of the sliding seat away from the lifting frame is connected to the output shaft of the horizontal rotation motor, the horizontal rotation motor is connected to the center of the rotating plate through the flange, and the two sides of the rotating plate and the end far away from the sliding seat are symmetrically provided with support A seat, the upper surface of the support is provided with a longitudinal rotation motor, the interior of the support is provided with a crack detection sensor, and the output shaft of the longitudinal rotation motor is connected with the crack detection sensor.

Preferably, the present invention provides a crack detection device for construction engineering, wherein a PLC is provided inside the support platform, and a small door is provided outside the support platform, and the PLC communicates with the crack detector and the controller through connecting lines respectively. , Vertical motor, horizontal motor, horizontal rotation motor and vertical rotation motor are connected.

Preferably, in the construction engineering crack detection device provided by the present invention, the crack detection sensor is connected to the crack detector through a connection line.

Preferably, in the construction crack detection device provided by the present invention, grooves are formed on both sides of the rotating plate, and the connection line of the crack detection sensor is movably arranged in the groove.

Preferably, in the construction crack detection device provided by the present invention, a camera is further provided at the middle position of the rotating plate and above the horizontal rotating motor.

Preferably, in the crack detection device for construction projects provided by the present invention, slide grooves are provided on the upper surface and the lower surface of the lifting frame, and the inner side of the sliding seat cooperates with the sliding groove of the lifting frame through protrusions.

Preferably, in the construction crack detection device provided by the present invention, a reinforcement plate is further provided at the bottom end of the guide rod.

Preferably, a construction engineering crack detection device provided by the present invention, wherein its use method includes the following steps:

Step 1: Move the frame to the wall to be detected;

Step 2: Control the height of each lifting frame according to the position and direction of the crack, and at the same time control the height and horizontal position of the slide seat through the horizontal motor and the horizontal screw, and then rotate the electric rotating plate through the horizontal rotation motor, so as to adapt to the angle of crack cracking ;

Step 3: According to the width of the crack, the longitudinal rotation motor drives the crack detection sensor to rotate, so that the two corresponding crack detection sensors find the crack depth, complete the crack detection, and feed back the detection data to the crack detector.

Compared with prior art, the beneficial effect of the present invention is:

(1) The guide rod cooperates with several elevating frames, and the elevating frames can be independently lifted and lowered through the cooperation of the longitudinal screw and the corresponding longitudinal screw nut, so that each detection head can detect split cracks or multiple cracks The mechanism can detect a crack independently without interfering with each other, and the detection efficiency is greatly improved.

(2) The height and horizontal position of the lifting plate can be adjusted by the vertical screw and the horizontal screw. The rotating plate can be rotated to adapt to the angle of the crack. The crack detection sensor can be adjusted by the vertical rotation motor, so that Automatic detection of engineering cracks is realized, and the convenience is greatly improved.

Description of drawings

Fig. 1 is the top view structure schematic diagram of the present invention;

Fig. 2 is the side view structure schematic diagram of the present invention;

Fig. 3 is a schematic diagram of the enlarged structure at the mark A in the accompanying drawing 2;

Figure 4 is a schematic diagram of the top view of the detection head mechanism;

Fig. 5 is a schematic diagram of the principle of use of the present invention.

In the figure: car seat 1, guide rod 2, handle 3, universal wheel 4, support platform 5, crack detector 6, controller 7, ejector rod 8, longitudinal motor 9, longitudinal screw 10, lifting frame 11, guide Block 12, longitudinal lead screw nut 13, side plate 14, transverse motor 15, transverse lead screw 16, sliding seat 17, rotating plate 18, crack detection sensor 19, transverse lead screw nut 20, horizontal rotation motor 21, support 22. Longitudinal rotation motor 23, groove 24, camera 25, bump 26, reinforcing plate 27.

Detailed ways

The technical solutions of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention;

It should be noted that in the description of the present invention, it should be noted that the terms "inner", "outer", "upper", "lower", "both sides", "one end", "another end" and "left" The orientation or positional relationship indicated by "right" is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, Constructed and operative in a particular orientation and therefore are not to be construed as limitations of the invention.

Please refer to Figures 1-4, the present invention provides a technical solution: a crack detection device for construction engineering, including a vehicle frame, a lifting frame 11 and a detection head mechanism;

The vehicle frame includes a vehicle seat 1, a guide rod 2 and a handle 3, a plurality of universal wheels 4 are provided on the lower surface of the vehicle seat 1, a handle 3 and a support platform 5 are provided on one end of the upper surface of the vehicle seat 1, and a crack is provided on the upper surface of the support platform 5 The detector 6 and the controller 7, the crack detector 6 is used to cooperate with the crack detection sensor 19 for data feedback, the controller 7 is used to control the longitudinal motor 9, the transverse motor 15, the horizontal rotation motor 21 and the longitudinal rotation motor 23, and the vehicle seat The two sides of the other end of the upper surface of 1 are provided with a guide rod 2, and the bottom end of the guide rod 2 is also provided with a reinforcing plate 27 to ensure the strength and stability of the guide rod 2. The top of the guide rod 2 is connected with the ejector rod 8, and the vehicle seat 1 Several longitudinal motors 9 are arranged on the upper surface and between the guide rods 2, each longitudinal motor 9 is connected to a longitudinal lead screw 10, and the top of the longitudinal lead screw 10 is connected to the ejector rod 8;

Lifting frame 11 has several, and lifting frame 11 both sides are slidably connected with guide bar 2 by guide block 12, and lifting frame 11 is all provided with longitudinal lead screw secondary nut 13, and the longitudinal lead screw secondary nut 13 of lifting frame 11 is mutually staggered and The longitudinal lead screws 10 are in one-to-one correspondence, and the auxiliary nuts 13 of the longitudinal lead screws cooperate with the corresponding longitudinal lead screws 10. Through the rotation of the longitudinal lead screws 10, the elevating frame 11 is realized. Side plates 14 are also arranged on both sides of the elevating frame 11. A transverse motor 15 is arranged on the outside of any side plate 14, and a transverse lead screw 16 is arranged between the side plates 14, and one end of the transverse lead screw 16 is connected with the transverse motor 15;

The detection head mechanism includes a sliding seat 17, a rotating plate 18 and a crack detection sensor 19. The sliding seat 17 is slidably connected with the lifting frame 11. The upper surface and the lower surface of the lifting frame 11 are provided with slide grooves. The chute of lifting frame 11 cooperates, to realize the stable connection between sliding seat 17 and lifting frame 11, the inner side of sliding seat 17 is provided with transverse lead screw auxiliary nut 20, and transverse lead screw auxiliary nut 20 cooperates with transverse lead screw 16, through Control the horizontal position of the sliding seat 17 with the horizontal lead screw 16, the end of the sliding seat 17 away from the elevating frame 11 is connected with the output shaft of the horizontal rotation motor 21, the horizontal rotation motor 21 is connected with the center position of the rotating plate 18 through the flange, and through the horizontal rotation The motor 21 controls the rotation of the rotating plate 18, so that the cracking direction of the crack matches the vertical line of the two corresponding crack detection sensors 19. The two sides of the rotating plate 18 and the end away from the sliding seat 17 are symmetrically provided with a support 22, and the support The upper surface of the seat 22 is provided with a longitudinal rotation motor 23, the inside of the support platform 5 is provided with a PLC, and the outside of the support platform 5 is provided with a small door. , the horizontal rotation motor 21 and the vertical rotation motor 23 are connected to realize the control of the vertical motor 9, the horizontal motor 15, the horizontal rotation motor 21 and the vertical rotation motor 23, and the cooperation of the crack detector 6 and the controller 7, the inside of the support 22 A crack detection sensor 19 is provided, and the output shaft of the longitudinal rotation motor 23 is connected to the crack detection sensor 19, and the rotation of the crack detection sensor 19 is driven by the longitudinal rotation motor 23, so as to adapt to various cracks of different widths for depth detection. The crack detection sensor 19 Link to each other with the crack detector 6 through connecting wires to realize the detection of cracks. Grooves 24 are provided on both sides of the rotating plate 18, and the connecting wires of the crack detection sensors 19 are movably arranged in the grooves 24 to realize the connecting wires of the crack detection sensors 19. A camera 25 is also arranged at the middle position of the rotating plate 18 and above the horizontal rotating motor 21 to observe the real-time picture of the crack.

A construction engineering crack detection device, its use method includes the following steps:

Step 1: Move the frame to the wall to be detected;

Step 2: Control the height of each lifting frame 11 according to the position and direction of the crack, and at the same time control the height and horizontal position of the slide seat 17 through the horizontal motor 15 and the horizontal screw 16, and then rotate the electric rotating plate 18 through the horizontal rotation motor 21, thereby Adapt the cracking angle, as shown in Figure 5;

Step 3: According to the width of the crack, the longitudinal rotation motor 23 drives the crack detection sensor 19 to rotate, so that the two corresponding crack detection sensors 19 find the crack depth, complete the crack detection, and feed back the detection data to the crack detector 6 .

Installation method: Install the guide rod 2 and the longitudinal motor 9 on one end of the upper surface of the vehicle seat 1, then connect the longitudinal screw 10 with the longitudinal motor 9, install the support platform 5 on the other end of the vehicle seat 1, and detect cracks Instrument 6 and controller 7 are installed on the support platform 5 upper surface. Then both sides of the lifting seat are connected to the guide rod 2 through the guide block 12, and the longitudinal lead screw sub-nut 13 is matched with the longitudinal lead screw 10, and the longitudinal lead screw sub-nuts 13 of each lifting frame 11 are positioned at the vertical direction to stagger each other, and then the The two ends of the ejector rod 8 are connected to the top of the guide rod 2 respectively, and the top of the longitudinal lead screw 10 is connected to the ejector rod 8 in rotation. Then the output shaft of the horizontal rotation motor 21 passes through the rotation plate 18, and the crack detection sensor 19 is installed in the bearing 22 on both sides of the rotation plate 18, and the output shaft of the vertical rotation motor 23 is connected with the crack detection sensor 19 simultaneously, To realize the angle adjustment of the crack detection sensor 19, the camera 25 is installed in the middle of the rotating plate 18 and above the horizontal rotation motor 21. Then the output shaft of the horizontal rotation motor 21 is connected with the sliding seat 17, and then the sliding seat 17 is connected with the lifting frame 11, and then the side plates 14 are installed on both sides of the lifting frame 11, and the horizontal motor 15 is installed on any side plate at the same time 14, and the transverse lead screw 16 is matched with the transverse lead screw auxiliary nut 20 on the inside of the slide seat 17, and finally the wiring is carried out to complete the installation.

The structure of the present invention is reasonable, the guide rod 2 cooperates with several elevating frames 11, and the elevating frames 11 can be independently lifted and lowered through the cooperation of the longitudinal screw 10 and the corresponding longitudinal screw nut 13, so that the cracks or multiple When there is a crack, each detection head mechanism can detect a crack independently without interfering with each other, and the detection efficiency is greatly improved; the height and horizontal position of the lifting plate can be adjusted by the longitudinal screw 10 and the horizontal screw 16, and the rotating plate 18 can be adjusted Rotate to adapt to the angle of the crack, the crack detection sensor 19 can be adjusted by the longitudinal rotation motor 23, so that automatic detection of engineering cracks can be realized, and the convenience is greatly improved.

The parts of the present invention that are not described in detail are known technologies of those skilled in the art.

Finally, it should be noted that the above specific embodiments are only used to illustrate the technical solution of the present invention without limitation. Although the present invention has been described in detail with reference to the embodiments, those of ordinary skill in the art should understand that the technical solution of the present invention can be carried out Modifications and equivalent replacements, without departing from the spirit and scope of the technical solutions of the present invention, should be included in the scope of the claims of the present invention.

Claims (8)

1. A construction engineering crack detection device, characterized in that: it includes a vehicle frame, a lifting frame (11) and a detection head mechanism; The vehicle frame includes a vehicle seat (1), a guide rod (2) and a handle (3), the lower surface of the vehicle seat (1) is provided with several universal wheels (4), and the upper surface of the vehicle seat (1) is One end is provided with a handle (3) and a support platform (5), the upper surface of the support platform (5) is provided with a crack detector (6) and a controller (7), and the other end of the upper surface of the vehicle seat (1) is Guide rods (2) are arranged on both sides, the top of the guide rod (2) is connected with the ejector rod (8), and several longitudinal motors are arranged on the upper surface of the seat (1) and between the guide rods (2) (9), each of the longitudinal motors (9) is connected to a longitudinal screw (10), and the top of the longitudinal screw (10) is connected to the ejector rod (8); There are several lifting frames (11), and both sides of the lifting frame (11) are slidingly connected with guide rods (2) through guide blocks (12), and the lifting frames (11) are all provided with longitudinal screw nuts (13), the longitudinal screw nuts (13) of the lifting frame (11) are staggered from each other and correspond to the longitudinal screw (10), and the longitudinal screw nuts (13) and the corresponding longitudinal screw (10) Cooperate, side plates (14) are arranged on both sides of the lifting frame (11), any one of the side plates (14) is provided with a transverse motor (15) outside, and between the side plates (14) A horizontal screw (16) is provided, and one end of the horizontal screw (16) is connected to the horizontal motor (15); The detection head mechanism includes a sliding seat (17), a rotating plate (18) and a crack detection sensor (19). The sliding seat (17) is slidably connected with the lifting frame (11), and the inner side of the sliding seat (17) is set There is a horizontal lead screw auxiliary nut (20), the horizontal lead screw auxiliary nut (20) cooperates with the horizontal lead screw (16), and the end of the slide seat (17) far away from the lifting frame (11) is connected with the horizontal rotation motor (21) The horizontal rotation motor (21) is connected to the center of the rotation plate (18) through the flange, and the two sides of the rotation plate (18) and the end away from the sliding seat (17) are symmetrically provided with supports ( 22), the upper surface of the support (22) is provided with a longitudinal rotation motor (23), the inside of the support (22) is provided with a crack detection sensor (19), and the output shaft of the longitudinal rotation motor (23) is connected to The crack detection sensor (19) is connected. 2. A construction engineering crack detection device according to claim 1, characterized in that: the support platform (5) is provided with a PLC inside, and the support platform (5) is provided with a small door outside, and the PLC is respectively It is connected with crack detector (6), controller (7), longitudinal motor (9), transverse motor (15), horizontal rotation motor (21) and longitudinal rotation motor (23) through connecting wires. 3. A construction engineering crack detection device according to claim 1, characterized in that: the crack detection sensor (19) is connected to the crack detector (6) through a connection line. 4. A construction crack detection device according to claim 1, characterized in that grooves (24) are opened on both sides of the rotating plate (18), and the connection line of the crack detection sensor (19) is movable Set in the groove (24). 5 . The construction crack detection device according to claim 1 , characterized in that: a camera ( 25 ) is provided at the middle position of the rotating plate ( 18 ) and above the horizontal rotating motor ( 21 ). 6 . 6. A construction crack detection device according to claim 1, characterized in that: the upper surface and the lower surface of the lifting frame (11) are provided with sliding grooves, and the inner side of the sliding seat (17) passes through the bump (26) cooperate with the chute of lifting frame (11). 7. The construction engineering crack detection device according to claim 1, characterized in that: the bottom end of the guide rod (2) is also provided with a reinforcing plate (27). 8. A construction engineering crack detection device according to claim 1, characterized in that: its use method comprises the following steps: Step 1: Move the frame to the wall to be detected; Step 2: Control the height of each lifting frame (11) according to the position and direction of the crack, and at the same time control the height and horizontal position of the slide seat (17) through the horizontal motor (15) and the horizontal screw (16), and then rotate the motor horizontally (21) The electric rotating plate (18) rotates to adapt to the angle of cracking; Step 3: According to the width of the crack, drive the crack detection sensor (19) to rotate through the longitudinal rotation motor (23), so that the two corresponding crack detection sensors (19) can find the crack depth, complete the crack detection, and feed back the detection data to the crack Detector (6).

Images