Crack detection equipment for construction engineering

Abstract

The invention discloses crack detection equipment for construction engineering, and belongs to the technical field of construction engineering, the crack detection equipment comprises a base and a detection mechanism, the detection mechanism comprises an operation table, a detection probe, a lifting assembly, an adjusting assembly, a telescopic assembly, a support frame, a rotating assembly and a buffer assembly; the angle of the supporting frame can be adjusted through the adjusting assembly so that the device can be conveniently suitable for cracks of different shapes, the detection probes can make close contact with the wall face of the crack to be detected through the telescopic assembly and the buffer assembly, the accuracy of detection data is guaranteed, the distance between the two detection probes can be detected through the moving assembly, and the detection efficiency is improved. Crack detection data under different distances are realized, and the accuracy of the detection data is improved; the angle of the detection probes can be adjusted through the rotating assembly, so that the device is suitable for different to-be-detected wall surfaces, and the rotating assembly can be matched with the moving assembly to enable the two detection probes to be tightly attached together, so that data correction operation before detection is completed, and the detection effect is ensured.

Description

Technical Field

[0001] The invention belongs to the technical field of construction engineering, and in particular relates to crack detection equipment for construction engineering. Background Art

[0002] Concrete structures often have cracks, which affect the safety and durability of the structure. Non-destructive detection of crack depth is of great significance for judging the harmfulness of cracks and formulating treatment plans. Usually, crack detection equipment is used to perform ultrasonic detection of wall cracks. Existing crack detection equipment usually places two detection probes in contact with the wall surfaces on both sides of the wall crack, and respectively transmits and receives ultrasonic waves through the two detection probes, so that the crack depth can be detected without damage. However, the existing device requires the operator to hold a detection probe in both hands to fix its position, which is more laborious to operate, and one staff member is required to hold the detection probe while the other staff member operates the detection panel. A single person cannot complete the detection of cracks. During the operation, cracks of different shapes need to be detected, and the detection angles are different, which makes it difficult for a single person to operate.

[0003] In order to avoid the above technical problems, it is necessary to provide a crack detection device for construction engineering to overcome the above defects in the prior art. Summary of the invention

[0004] The purpose of the present invention is to provide a crack detection device for construction engineering to solve the problems raised in the above background technology.

[0005] To achieve the above object, the present invention provides the following technical solutions: A crack detection device for construction engineering, comprising a base and a detection mechanism, wherein the detection mechanism comprises: The yoke is provided with a plurality of camshafts, each of which is provided with a plurality of camshafts, each of which is provided with a plurality of camshafts, each of which is provided with a plurality of camshafts, each of which is provided with a plurality of camshafts. A support frame is provided on the side of the support frame away from the connecting frame, a telescopic component is installed between the support frame and the support frame, a moving block is installed on the support frame, a rear moving component is installed between the moving block and the support frame, and is used to drive the moving block to move its position on the support frame, a detection probe is provided on the end of the moving block away from the support frame, a rotating component is installed on the moving block, and is used to adjust the angle of the detection probe. A buffer component is installed between the rotating component and the detection probe, and is used to make the detection probe in close contact with the detection wall.

[0006] As a further technical solution of the present invention: the lifting assembly comprises: A first driving member is fixedly mounted on the base. The first driving member is located on the inner side of the slide rail. A first driving rod is fixedly mounted on the output end of the first driving member. The first driving rod passes through the slider and is threadedly connected to the slider. The cross-sectional shape of the slider is a cross. The slider is slidably connected to the slide rail.

[0007] As a further technical solution of the present invention: the adjustment component comprises: The rotating teeth are fixedly mounted on the outside of the fixed column, a second driving member is fixedly mounted on the top of the connecting frame, a driving tooth is fixedly mounted on the output end of the second driving member, and the driving tooth is meshedly connected with the rotating teeth.

[0008] As a further technical solution of the present invention: the telescopic assembly comprises: The motor frame is fixedly installed in the middle of the support frame, a telescopic part is fixedly installed on the inner side of the motor frame, the output end of the telescopic part is fixedly connected to the middle side of the support frame, limiting cylinders are fixedly installed at both ends of the support frame, a limiting rod is provided on the inner side of the limiting cylinder, the limiting rod extends out of one end of the limiting cylinder and is fixedly connected to the support frame, two limiting cylinders and two limiting rods are each provided and are divided into two groups and are symmetrically distributed between the support frame and the support frame.

[0009] As a further technical solution of the present invention: the mobile component comprises: The slide groove is located on the inner side of the support frame, a connecting block is fixedly installed on the bottom side of the moving block, the connecting block is slidably connected to the slide groove, a first motor frame is fixedly installed on one end of the support frame, a third driving member is fixedly installed on the first motor frame, a rotating rod is fixedly installed on the output end of the third driving member, the rotating rod passes through the moving block and is threadedly connected to the moving block, and the rotating rod is parallel to the slide groove.

[0010] As a further technical solution of the present invention: the rotating assembly comprises: The cam is provided with a U-shaped support frame, the support frame being fixedly mounted on a side of the moving block away from the supporting frame, the support frame being provided with a vertical rotating rod, the rotating rod being rotatably connected with the limit frame, the shape of the limit frame being U-shaped, a support block being fixedly mounted on the middle of the rotating rod, the support block being located at the inner side of the limit frame, a rotating tooth being mounted on the outer side of the top end of the rotating rod, a positioning frame being mounted on the top end of the limit frame, an adjusting rod being mounted on the positioning frame, the adjusting rod being rotatably connected with the positioning frame, the adjusting rod being matched with the rotating tooth and being connected, the adjusting rod being provided with a limiting groove, the limiting groove passing through the adjusting rod, a transmission rod being installed on the support frame, the cross-sectional shape of the transmission rod being cross-shaped, the transmission rod passing through the limiting groove and being slidably connected with the limiting groove, a second motor frame being installed at one end of the support frame away from the first motor frame, a fourth driving member being installed on the second motor frame, and an output end of the fourth driving member being fixedly connected with one end of the transmission rod.

[0011] As a further technical solution of the present invention: the buffer assembly comprises: A positioning column is fixedly mounted on the side of the support block, a cross-shaped positioning groove is provided in the middle of the positioning column, a cross-shaped movable frame is provided on the inner side of the positioning groove, the movable frame can move on the inner side of the positioning groove, the cross-sectional shape of one end of the movable frame is semicircular, a positioning frame is fixedly mounted on the outer side of the movable frame, the positioning frame is connected to the detection probe, an elastic member is installed on the side of the movable frame away from the detection probe, the elastic member is located on the inner side of the positioning groove, four elastic members are provided and are evenly distributed on the inner side of the positioning groove.

[0012] As a further technical solution of the present invention: a crack width detector is fixedly installed in the middle of the bottom side of the support frame, and a laser light is fixedly installed in the middle of the bottom side of the crack width detector.

[0013] Compared with the prior art, the present invention has the following beneficial effects: The present invention provides a crack detection device for construction projects, wherein a lifting component is installed on the base to adjust the height of the detection probe and detect cracks of different heights; the angle of the support frame can be adjusted by the adjustment component to facilitate application to cracks of different shapes; the detection probe can be brought into close contact with the wall surface of the crack to be detected by the telescopic component and the buffer component to ensure the accuracy of the detection data; the distance between the two detection probes can be detected by the moving component to realize crack detection data at different distances and improve the accuracy of the detection data; the angle of the detection probe can be adjusted by the rotating component to facilitate application to different wall surfaces to be detected, and the two detection probes can be closely attached together in cooperation with the moving component to complete the data correction operation before detection and ensure the detection effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1It is a structural schematic diagram of the present invention.

[0015] Figure 2 It is a structural schematic diagram of the top side of the base in the present invention.

[0016] Figure 3 It is a schematic structural diagram of the bottom side of the base in the present invention.

[0017] Figure 4 It is a schematic structural diagram of the side surface of the present invention.

[0018] Figure 5 It is a schematic diagram of the structure of the regulating component in the present invention.

[0019] Figure 6 It is a structural schematic diagram of the telescopic component in the present invention.

[0020] Figure 7 It is a schematic diagram of the structure inside the support frame in the present invention.

[0021] Figure 8 It is a schematic structural diagram of the bottom side of the support frame in the present invention.

[0022] Fig. 9 It is a schematic diagram of the structure of the rotating assembly in the present invention.

[0023] Fig.10 It is a schematic diagram of the structure of the buffer component in the present invention.

[0024] In the attached drawings: 1-base, 2-universal wheel, 3-operating table, 4-lifting assembly, 41-first driving member, 42-first driving rod, 5-adjusting assembly, 51-rotating gear, 52-second driving member, 53-driving gear, 6-telescopic assembly, 61-motor frame, 62-telescopic member, 63-limiting cylinder, 64-limiting rod, 7-moving assembly, 71-slide, 72-connecting block, 73-first motor frame, 74-third driving member, 75-rotating rod, 8-rotating assembly, 81-limiting frame, 82-rotating rod , 83-support block, 84-rotating gear, 85-positioning frame, 86-adjusting rod, 87-limiting groove, 88-transmission rod, 89-second motor frame, 80-fourth driving member, 9-buffer assembly, 91-positioning column, 92-positioning groove, 93-moving frame, 94-positioning frame, 95-elastic member, 10-slide rail, 11-slider, 12-connecting frame, 13-fixed column, 14-support frame, 15-support frame, 16-moving block, 17-detection probe, 18-crack width detector, 19-laser light. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0026] The specific implementation of the present invention is described in detail below in conjunction with specific embodiments.

[0027] like Figures 1 to 10 As shown in the embodiment provided by the present invention, a crack detection device for construction engineering includes a base 1 and a detection mechanism, wherein the detection mechanism includes: The universal wheel 2 is installed on the bottom side of the base 1 and is used to move the base 1. An operating table 3 is installed on the base 1. A vertical slide rail 10 is fixedly installed in the middle of the base 1. A slider 11 is provided on the inner side of the slide rail 10. A lifting assembly 4 is installed between the slider 11 and the slide rail 10 and is used to drive the slider 11 to move in the vertical direction. A connecting frame 12 is installed on the side of the slider 11 away from the slide rail 10. A horizontal fixing column 13 is installed on the connecting frame 12. The fixing column 13 is rotatably connected to the connecting frame 12. A support frame 14 is fixedly installed on the end of the fixing column 13 away from the connecting frame 12. An adjusting assembly 5 is installed between the fixing column 13 and the connecting frame 12 and is used to drive the fixing column 13 to drive the support frame 14 to rotate, so as to adjust the angle of the support frame 14. A support frame 15 is provided on the side of the support frame 14 away from the connecting frame 12, a telescopic component 6 is installed between the support frame 15 and the support frame 14, a moving block 16 is installed on the support frame 15, a rear moving component 7 is installed between the moving block 16 and the support frame 15, and is used to drive the moving block 16 to move its position on the support frame 15, and a detection probe 17 is provided on the end of the moving block 16 away from the support frame 15, a rotating component 8 is installed on the moving block 16, and is used to adjust the angle of the detection probe 17, and a buffer component 9 is installed between the rotating component 8 and the detection probe 17, and is used to make the detection probe 17 in close contact with the detection wall.

[0028] In this embodiment, a lifting component 4 is installed on the base 1 to adjust the height of the detection probe 17 and detect cracks of different heights. The angle of the support frame 15 can be adjusted by the adjustment component 5 to facilitate application to cracks of different shapes. The detection probe 17 can be brought into close contact with the wall surface to be detected for cracks by the telescopic component 6 and the buffer component 9 to ensure the accuracy of the detection data. The distance between the two detection probes 17 can be detected by the moving component 7 to achieve crack detection data at different distances and improve the accuracy of the detection data. The angle of the detection probe 17 can be adjusted by the rotating component 8 to facilitate application to different walls to be detected, and can cooperate with the moving component 7 to complete the close contact between the two detection probes 17. Together, complete the data correction operation before detection to ensure the detection effect; a crack width detector 18 is fixedly installed in the middle of the bottom side of the support frame 15, and a laser light 19 is fixedly installed in the middle of the bottom side of the crack width detector 18. The crack width detection can detect the width of the crack, and the depth and width of the crack can be detected when the detection mechanism is working; the laser light 19 can locate the position of the crack, which is convenient for positioning the position of the support frame 15, ensuring the accurate position of the detection probe 17 and the accuracy of the detection data; the support frame 15 is provided with a scale, and the moving block 16 is installed with an indicator needle, which is convenient for accurately displaying the position of the moving block 16 on the support frame 15 to ensure the accuracy of the detection distance.

[0029] In one embodiment of the present invention, see Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6 , the lifting assembly 4 comprises: The first driving member 41 is fixedly installed on the base 1. The first driving member 41 is located on the inner side of the slide rail 10. A first driving rod 42 is fixedly installed on the output end of the first driving member 41. The first driving rod 42 passes through the slider 11 and is threadedly connected to the slider 11. The cross-sectional shape of the slider 11 is cross-shaped. The slider 11 is slidably connected to the slide rail 10.

[0030] The adjustment component 5 comprises: The rotating tooth 51 is fixedly mounted on the outside of the fixing column 13 . A second driving member 52 is fixedly mounted on the top of the connecting frame 12 . A driving tooth 53 is fixedly mounted on the output end of the second driving member 52 . The driving tooth 53 is meshed and connected with the rotating tooth 51 .

[0031] The telescopic assembly 6 comprises: The motor frame 61 is fixedly installed in the middle of the support frame 14, and a telescopic member 62 is fixedly installed on the inner side of the motor frame 61. The output end of the telescopic member 62 is fixedly connected to the middle of the support frame 15. Limiting cylinders 63 are fixedly installed at both ends of the support frame 14. A limiting rod 64 is provided on the inner side of the limiting cylinder 63. The limiting rod 64 extends out of one end of the limiting cylinder 63 and is fixedly connected to the support frame 14. Two limiting cylinders 63 and limiting rods 64 are each provided and are divided into two groups and symmetrically distributed between the support frame 14 and the support frame 15.

[0032] In this embodiment, a first driving member 41 is provided at the bottom inner end of the slide rail 10, and the first driving member 41 is fixedly mounted on the base 1. The first driving member 41 may be a rotary motor or a stepping motor, etc. In this embodiment, the first driving member 41 is a rotary motor, and a vertical first driving rod 42 is fixedly mounted at the output end of the first driving member 41. The first driving rod 42 is a threaded rod in this embodiment, and a screw hole is provided on the slider 11. The inner side of the screw hole is threadedly connected with the first driving rod 42. The first driving rod 42 can be rotated by controlling the first driving member 41, and the slider 11 can be further lifted and lowered, so that the detection probe 17 can detect cracks of different heights. The slider 11 is slidably connected to the slide rail 10, which can effectively maintain the stability of the slider 11 during the lifting process; A rolling bearing is installed between one end of the fixed column 13 and the connecting frame 12, a rotating tooth 51 is fixedly installed on the outer side of the fixed column 13, and the second driving member 52 is fixedly installed on the top of the connecting frame 12. The second driving member 52 can be a rotating motor or a stepping motor. In this embodiment, the second driving member 52 is a rotating motor, and a driving tooth 53 is fixedly installed on the output end of the second driving member 52. The driving tooth 53 is meshed and connected with the rotating tooth 51. The driving tooth 53 can be rotated by controlling the second driving member 52, and the fixed column 13 and the support frame 14 can be further rotated. The angle of the support frame 15 can be adjusted to facilitate the detection of cracks of different shapes; The motor frame 61 is horizontal and fixedly installed in the middle of the support frame 14. A telescopic member 62 is fixedly installed on the inner side of the motor frame 61. The telescopic member 62 can be a telescopic motor or a cylinder, etc. In the present embodiment, the telescopic member 62 is a telescopic motor. The output end of the telescopic member 62 is fixedly connected to the middle of the support frame 15. The distance between the support frame 14 and the support frame 15 can be adjusted by the telescopic member 62, so as to facilitate the contact operation between the detection probe 17 and the wall to be detected; the limit rod 64 and the limit cylinder 63 are both horizontal and are provided in two groups, so as to maintain the stability of the support frame 15 after the angle is adjusted, and the operation is convenient.

[0033] In one embodiment of the present invention, see Figure 1 , Figure 2 , Figure 3 , Figure 5 , Figure 6 , Figure 7 , Figure 8 and Fig. 9 , the moving component 7 comprises: The slide groove 71 is located on the inner side of the support frame 15, and a connecting block 72 is fixedly installed on the bottom side of the moving block 16. The connecting block 72 is slidably connected to the slide groove 71. A first motor frame 73 is fixedly installed at one end of the support frame 15, and a third driving member 74 is fixedly installed on the first motor frame 73. A rotating rod 75 is fixedly installed on the output end of the third driving member 74, and the rotating rod 75 passes through the moving block 16 and is threadedly connected to the moving block 16. The rotating rod 75 is parallel to the slide groove 71.

[0034] The rotating assembly 8 comprises: The limit frame 81 is fixedly mounted on the side of the moving block 16 away from the support frame 15. A vertical rotating rod 82 is installed on the limit frame 81. The rotating rod 82 is rotatably connected to the limit frame 81. The limit frame 81 is U-shaped. A support block 83 is fixedly mounted in the middle of the rotating rod 82. The support block 83 is located on the inner side of the limit frame 81. A rotating tooth 84 is installed on the outer side of the top of the rotating rod 82. A positioning frame 85 is installed on the top of the limit frame 81. An adjusting rod 86 is installed on the positioning frame 85. The adjusting rod 86 is rotatably connected to the positioning frame 85. Then, the adjusting rod 86 is cooperatively connected with the rotating tooth 84, and a limiting groove 87 is provided on the adjusting rod 86, and the limiting groove 87 passes through the adjusting rod 86. A transmission rod 88 is installed on the support frame 15, and the cross-sectional shape of the transmission rod 88 is a cross. The transmission rod 88 passes through the limiting groove 87 and is slidably connected with the limiting groove 87. A second motor frame 89 is installed at one end of the support frame 15 away from the first motor frame 73, and a fourth driving member 80 is installed on the second motor frame 89, and the output end of the fourth driving member 80 is fixedly connected to one end of the transmission rod 88.

[0035] In this embodiment, a linear slide groove 71 is provided inside the support frame 15, a T-shaped connecting block 72 is fixedly installed on the bottom side of the moving block 16, and the connecting block 72 is slidably connected to the slide groove 71 to limit the moving trajectory of the moving block 16 inside the support frame 15. The moving block 16, the rotating assembly 8, the buffer assembly 9 and the detection probe 17 are each provided with two and divided into two groups and symmetrically installed inside the support frame 15. A first motor frame 73 is fixedly installed at one end of the support frame 15, and a third driving member 74 is fixedly installed on the first motor frame 73. The third driving member 74 can be a rotary motor or a stepping motor, etc. In the present embodiment, the third driving member 74 is a rotary motor. A rotating rod 75 is fixedly mounted on the output end of the third driving member 74. The rotating rod 75 is a threaded rod in the present embodiment. A screw hole is provided on the moving block 16. The inner side of the screw hole is threadedly connected with the outer side of the rotating rod 75. The rotating rod 75 is provided with threads with opposite rotation directions at both ends. When the third driving member 74 controls the rotating rod 75 to rotate, it is convenient to drive the two moving blocks 16 to move relative to each other, so as to facilitate the crack depth detection operation. The movable block 16 is fixedly mounted with a limit frame 81, on which a vertical rotating rod 82 is mounted, and a rolling bearing is mounted between the rotating rod 82 and the limit frame 81, and a support block 83 is fixedly mounted on the rotating rod 82, and the support block 83 can rotate along with the rotating rod 82, and a rotating tooth 84 is fixedly mounted on the outer side of the top end of the rotating rod 82, and the rotating tooth 84 is a worm gear in this embodiment, and a positioning frame 85 is fixedly mounted on the top end of the limit frame 81, and an adjusting rod 86 is mounted on the positioning frame 85, and the Rolling bearings are installed between the two ends of the adjusting rod 86 and the positioning frame 85. The adjusting rod 86 is a worm in this embodiment. The adjusting rod 86 is connected with the rotating tooth 84. A cross-shaped limiting groove 87 is provided on the adjusting rod 86. A rotating rod 82 is installed on the support frame 15. The cross-sectional shape of the rotating rod 82 is a cross. The rotating rod 82 is slidably connected with the limiting groove 87. The rotating rod 82 is parallel to the rotating rod 75. A rolling bearing is installed between the rotating rod 82 and the support frame 15. The moving block 16 is When the position is moved along the rotating rod 75, the adjusting rod 86 can also be moved along the rotating rod 82. The support frame 15 is fixedly mounted with a second motor frame 89 at one end away from the first motor frame 73. A counterweight block is provided on the bottom side of the second motor frame 89. The counterweight block is fixedly connected to the support frame 15 and is used to make the weights at both ends of the support frame 15 the same, so as to facilitate the rotation and adjustment operation of the support frame 15. A fourth driving member 80 is installed on the second motor frame 89. The fourth driving member 80 can be a rotating motor or a stepping motor, etc. In this embodiment, the fourth The driving member 80 is a rotating motor, and the output end of the fourth driving member 80 is fixedly connected to one end of the rotating rod 82. The rotating rod 82 can be controlled to rotate by the fourth driving member 80, and the adjusting rod 86 can be further rotated on the positioning frame 85. The rotating rod 82 can be rotated by the adjusting rod 86 and the rotating tooth 84, and the angle of the detection probe 17 can be further adjusted. The contact surface connection of the two detection probes 17 can be realized by cooperating with the moving component 7, and the data correction operation before the detection operation is realized, so as to improve the accuracy of the detection data.

[0036] In one embodiment of the present invention, see Figure 1 , Figure 2 , Figure 5 , Figure 6 , Figure 7 , Figure 8 , Fig. 9 and Fig.10 , the buffer component 9 includes: A positioning column 91 is fixedly mounted on the side of the support block 83. A cross-shaped positioning groove 92 is provided in the middle of the positioning column 91. A cross-shaped moving frame 93 is provided on the inner side of the positioning groove 92. The moving frame 93 can move inside the positioning groove 92. The cross-sectional shape of one end of the moving frame 93 is semicircular. A positioning frame 94 is fixedly mounted on the outer side of the moving frame 93. The positioning frame 94 is connected to the detection probe 17. An elastic member 95 is installed on the side of the moving frame 93 away from the detection probe 17. The elastic member 95 is located on the inner side of the positioning groove 92. Four elastic members 95 are provided and are evenly distributed on the inner side of the positioning groove 92.

[0037] In this embodiment, a positioning column 91 is fixedly installed on the side of the support block 83, and a cross-shaped positioning groove 92 is provided in the middle of the positioning column 91. The movable frame 93 is located on the inner side of the positioning groove 92. The edge of the movable frame 93 extends out of the positioning groove 92 and is fixedly connected to the positioning frame 94. The positioning frame 94 is cylindrical in shape. An elastic member 95 is installed between the movable frame 93 and the positioning groove 92. The elastic member 95 can be a spring or rubber, etc. In this embodiment, the elastic member 95 is a spring. Through four evenly distributed elastic members 95, the position of the movable frame 93 on the inner side of the positioning groove 92 can be adjusted, so that the detection probe 17 on the positioning frame 94 is in full and close contact with the wall to be detected, thereby ensuring the detection effect. The detection probe 17 is connected to the operating table 3 through a connecting line.

[0038] The working principle of the present invention is: In the present invention, the base 1 is first moved to the position of the crack to be detected, and then the position of the base 1 is fixed, and then the first driving member 41 is controlled according to the height of the crack to adjust the height of the detection probe 17, and then the second driving member 52 is controlled according to the shape of the crack to adjust the angle of the support frame 15 so that the two detection probes 17 are located on both sides of the crack, and then the fourth driving member 80 is controlled to set the two detection probes 17 opposite to each other, and then the coupling agent is applied to the surface of the detection probe 17, and then the third driving member 74 is controlled to make the detection surfaces of the two detection probes 17 contact, so as to realize the data correction operation, and then the fourth driving member 80 is controlled to control the detection surface of the two detection probes 17 to contact each other, and then the fourth driving member 80 is controlled to control the detection surface of the two detection probes 17 to adjust ... 80, reset the angles of the two detection probes 17, then control the third driving member 74 to adjust the distance between the two detection probes 17, and then control the telescopic member 62 to make the two detection probes 17 contact the wall. Under the action of the movable frame 93 and the elastic member 95, the detection probes 17 can be in close contact with the wall, and then control the operating table 3 to perform data detection. By controlling the telescopic member 62 and the third driving member 74, multiple sets of data detection can be performed to ensure the accuracy of the crack detection data. The operation is convenient. The detection operation can be completed by a single staff member. The operation is convenient and suitable for crack detection on different walls, thereby improving the detection efficiency.

[0039] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

[0040] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A crack detection device for construction engineering, comprising a base (1) and a detection mechanism, characterized in that: The detection mechanism includes: A universal wheel (2) is mounted on the bottom side of the base (1) and is used to move the base (1). An operating table (3) is mounted on the base (1). A vertical slide rail (10) is fixedly mounted in the middle of the base (1). A slider (11) is provided inside the slide rail (10). A lifting assembly (4) is installed between the slider (11) and the slide rail (10) and is used to drive the slider (11) to move in a vertical direction. The slider (11) is away from the slide rail (10). A connecting frame (12) is installed on one side, a horizontal fixing column (13) is installed on the connecting frame (12), the fixing column (13) is rotatably connected to the connecting frame (12), a supporting frame (14) is fixedly installed on one end of the fixing column (13) away from the connecting frame (12), and an adjusting component (5) is installed between the fixing column (13) and the connecting frame (12), and is used to drive the fixing column (13) to drive the supporting frame (14) to rotate, so as to achieve angle adjustment of the supporting frame (14); A support frame (15) is provided on the side of the support frame (14) away from the connecting frame (12); a telescopic component (6) is installed between the support frame (15) and the support frame (14); a moving block (16) is installed on the support frame (15); a rear moving component (7) is installed between the moving block (16) and the support frame (15) for driving the moving block (16) to move on the support frame (15); a detection probe (17) is provided on the end of the moving block (16) away from the support frame (15); a rotating component (8) is installed on the moving block (16) for adjusting the angle of the detection probe (17); a buffer component (9) is installed between the rotating component (8) and the detection probe (17) for making the detection probe (17) in close contact with the detection wall surface.

2. The crack detection device for construction engineering according to claim 1, characterized in that: The lifting assembly (4) comprises: A first driving member (41) is fixedly mounted on the base (1). The first driving member (41) is located inside the slide rail (10). A first driving rod (42) is fixedly mounted on the output end of the first driving member (41). The first driving rod (42) passes through the slider (11) and is threadedly connected to the slider (11). The cross-sectional shape of the slider (11) is cross-shaped. The slider (11) is slidably connected to the slide rail (10).

3. The crack detection equipment for construction engineering according to claim 2, characterized in that: The regulating component (5) comprises: The rotating tooth (51) is fixedly mounted on the outside of the fixed column (13); a second driving member (52) is fixedly mounted on the top of the connecting frame (12); a driving tooth (53) is fixedly mounted on the output end of the second driving member (52); and the driving tooth (53) is meshingly connected with the rotating tooth (51).

4. The crack detection device for construction engineering according to claim 3, characterized in that: The telescopic assembly (6) comprises: A motor frame (61) is fixedly mounted in the middle of the support frame (14); a telescopic member (62) is fixedly mounted inside the motor frame (61); an output end of the telescopic member (62) is fixedly connected to the middle of the support frame (15); limiting cylinders (63) are fixedly mounted at both ends of the support frame (14); a limiting rod (64) is provided inside the limiting cylinder (63); one end of the limiting rod (64) extends out of the limiting cylinder (63) and is fixedly connected to the support frame (14); two limiting cylinders (63) and two limiting rods (64) are each provided and are divided into two groups and symmetrically distributed between the support frame (14) and the support frame (15).

5. The crack detection device for construction engineering according to claim 4, characterized in that: The moving component (7) comprises: The slide groove (71) is located on the inner side of the support frame (15); a connecting block (72) is fixedly installed on the bottom side of the moving block (16); the connecting block (72) is slidably connected to the slide groove (71); a first motor frame (73) is fixedly installed on one end of the support frame (15); a third driving member (74) is fixedly installed on the first motor frame (73); a rotating rod (75) is fixedly installed on the output end of the third driving member (74); the rotating rod (75) passes through the moving block (16) and is threadedly connected to the moving block (16); the rotating rod (75) is parallel to the slide groove (71).

6. The crack detection device for construction engineering according to claim 5, characterized in that: The rotating assembly (8) comprises: A limiting frame (81) is fixedly mounted on a side of the moving block (16) away from the supporting frame (15); a vertical rotating rod (82) is mounted on the limiting frame (81); the rotating rod (82) is rotatably connected to the limiting frame (81); the limiting frame (81) is U-shaped; a supporting block (83) is fixedly mounted on the middle of the rotating rod (82); the supporting block (83) is located on the inner side of the limiting frame (81); a rotating tooth (84) is mounted on the outer side of the top end of the rotating rod (82); a positioning frame (85) is mounted on the top end of the limiting frame (81); an adjusting rod (86) is mounted on the positioning frame (85); the adjusting rod (86) is rotatably connected to the positioning frame (85) The adjusting rod (86) is connected with the rotating tooth (84) in cooperation, the adjusting rod (86) is provided with a limiting groove (87), the limiting groove (87) passes through the adjusting rod (86), a transmission rod (88) is installed on the support frame (15), the cross-sectional shape of the transmission rod (88) is a cross, the transmission rod (88) passes through the limiting groove (87) and is slidably connected with the limiting groove (87), a second motor frame (89) is installed at one end of the support frame (15) away from the first motor frame (73), a fourth driving member (80) is installed on the second motor frame (89), and the output end of the fourth driving member (80) is fixedly connected to one end of the transmission rod (88).

7. The crack detection device for construction engineering according to claim 6, characterized in that: The buffer component (9) comprises: A positioning column (91) is fixedly mounted on the side of the support block (83); a cross-shaped positioning groove (92) is provided in the middle of the positioning column (91); a cross-shaped movable frame (93) is provided inside the positioning groove (92); the movable frame (93) can move inside the positioning groove (92); a cross-shaped cross-shaped movable frame (93) is provided at one end of the movable frame (93) is semicircular in cross-section; a positioning frame (94) is fixedly mounted on the outside of the movable frame (93); the positioning frame (94) is connected to the detection probe (17); an elastic member (95) is installed on the side of the movable frame (93) away from the detection probe (17); the elastic member (95) is located inside the positioning groove (92); four elastic members (95) are provided and are evenly distributed inside the positioning groove (92).

8. The crack detection device for construction engineering according to claim 1, characterized in that: A crack width detector (18) is fixedly mounted in the middle of the bottom side of the support frame (15), and a laser light (19) is fixedly mounted in the middle of the bottom side of the crack width detector (18).

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