Crack detection device for building structure detection

Abstract

The utility model discloses a crack detection device for building structure detection, and relates to the technical field of building structures, in particular to a crack detection device for building structure detection, which comprises a bottom plate and an ultrasonic flaw detector, and the top of the bottom plate is respectively provided with a cavity block, a storage battery, an electric hydraulic push rod and a push handle. According to the crack detection device for building structure detection, through the arrangement of an ultrasonic flaw detector, a cavity block, a first servo motor, a first bevel gear, a round rod, a supporting block, a disc, a second bevel gear and a positioning cylinder, the crack detection device for building structure detection has the effect of conveniently adjusting the position of a crack detected by the ultrasonic flaw detector; the detection positions of the ultrasonic flaw detector on the ground, the wall and the roof wall of a house can be conveniently adjusted within 180 degrees, the stability after position adjustment is improved through the positioning rod and the positioning barrel, the ultrasonic flaw detector can conveniently approach a detected building through the arrangement of the extension rod, and the purpose of improving practicability is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of building structures, in particular to a crack detection device for building structure detection. Background Art

[0002] The phenomenon of cracks in construction projects is not uncommon. It is understood that the main factors affecting structural cracks are: temperature difference or contraction, linear expansion coefficient, elastic modulus, plate thickness or wall height, the degree of constraint of the foundation on the structure, structure length, material composition and physical and mechanical properties, as well as construction technology and environmental influences. About 80% of cracks in construction projects are caused by the above factors.

[0003] The crack detection device for building structure detection in the prior art is not convenient for adjusting the position of the ultrasonic flaw detector to detect cracks when detecting cracks through the ultrasonic flaw detector, and the existing crack detection device for building structure detection is not convenient for disassembly and maintenance of the ultrasonic flaw detector. A crack detection device for building structure detection is now invented to solve the above problems. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the utility model provides a crack detection device for building structure detection, which solves the problems raised in the above-mentioned background technology.

[0006] (II) Technical solution

[0007] To achieve the above purpose, the utility model is implemented through the following technical solutions: a crack detection device for building structure detection, including a base plate and an ultrasonic flaw detector, a cavity block, a battery, an electric hydraulic push rod and a push handle are respectively installed on the top of the base plate, a first servo motor is installed inside the cavity block, and a first bevel gear with the same center as the axis of the output end of the first servo motor is installed at the output end of the first servo motor, a round rod is rotatably connected to the inside of the cavity block through a bearing, a support block and a disc are respectively installed on the outer surface of the round rod, a second bevel gear is installed at the end of the round rod, and a positioning cylinder is respectively installed on the outer surface of the disc, a strip plate is installed on one side of the cavity block, a lifting block is installed on the movable end of the electric hydraulic push rod, a positioning rod is installed on the top of the lifting block, and the lifting block is installed at the bottom of the lifting block. A convex slider is installed on one side, an adjusting box is installed on the bottom of the support block, a fixing plate is installed on the inner wall of the adjusting box, a second servo motor is installed on the inner top wall of the adjusting box, a threaded rod with the same axis as the output end of the second servo motor is installed on the output end of the second servo motor, a threaded ring block is transmission-connected on the outer surface of the threaded rod, positioning sliders are installed on both sides of the threaded ring block, an extension rod is installed on the bottom of the threaded ring block, a cross plate is installed on the bottom of the extension rod, a cavity box is installed on the bottom of the cross plate, a T-shaped groove is provided inside the cavity box, a limit spring is provided inside the T-shaped groove, a T-shaped slider is installed on one end of the limit spring, a limit rod is installed on the end of the T-shaped slider, a pull plate is installed on one end of the limit rod, and positioning blocks are installed on both sides of the ultrasonic flaw detector.

[0008] Optionally, the first bevel gear is meshed with the second bevel gear through teeth, and both the first bevel gear and the second bevel gear are located inside the cavity block.

[0009] Optionally, there are several positioning tubes, and the positioning rod is inserted into one of the positioning tubes.

[0010] Optionally, a convex groove with a depth in the left-right direction and a length in the up-down direction is formed on one side of the strip plate, the end of the convex sliding block is located inside the convex sliding groove, and the convex sliding block can slide along the length direction of the convex sliding groove.

[0011] Optionally, a positioning groove with a depth in the left-right direction and a length in the up-down direction is formed on one side of the fixed plate, and the end of the positioning slider is located inside the positioning groove, and the positioning slider can slide along the length direction of the positioning groove.

[0012] Optionally, one end of the threaded rod away from the second servo motor is rotatably connected to the inner bottom wall of the adjustment box through a bearing, and the battery is electrically connected to the electric hydraulic push rod, the first servo motor, the second servo motor and the ultrasonic flaw detector through wires.

[0013] Optionally, a positioning groove with a depth in the vertical direction is opened at the bottom of the cavity box, the end of the positioning block is located inside the positioning groove, and limiting grooves are opened in the front and back of the positioning block, and the end of the limiting rod away from the pull plate is inserted into the inside of the limiting groove.

[0014] Optionally, the ultrasonic flaw detector is abutted against the bottom of the horizontal plate, a universal wheel is provided at the bottom of the bottom plate, the end of the T-shaped slider is located inside the T-shaped slide groove, and the T-shaped slider can slide along the length direction of the T-shaped slide groove.

[0015] (III) Beneficial effects

[0016] The utility model provides a crack detection device for building structure detection, which has the following beneficial effects:

[0017] 1. The crack detection device for building structure detection, through the arrangement of the ultrasonic flaw detector, the cavity block, the first servo motor, the first bevel gear, the round rod, the support block, the disc, the second bevel gear and the positioning cylinder, enables the crack detection device for building structure detection to have the effect of conveniently adjusting the position of the ultrasonic flaw detector to detect cracks, and conveniently adjust the detection position of the ultrasonic flaw detector on the ground, the wall and the roof of the house within 180 degrees. The positioning rod and the positioning cylinder improve the stability after the position adjustment, and the arrangement of the extension rod facilitates the ultrasonic flaw detector to approach the detected building, thereby achieving the purpose of improving practicality.

[0018] 2. The crack detection device for building structure detection has the effect of facilitating the disassembly and maintenance of the ultrasonic flaw detector through the arrangement of the cavity box, the limit spring, the T-shaped slider, the limit rod, the pull plate and the positioning block. The positioning block plays a role in positioning the installation, and the limit rod plays a role in limiting the position of the positioning block, thereby improving the stability of the installation. Conversely, it is convenient for quick disassembly and maintenance, thereby achieving the purpose of improving practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0020] Figure 2 It is a structural schematic diagram of the utility model in front view section;

[0021] Figure 3 It is a schematic diagram of the structure of the utility model from a top view;

[0022] Figure 4 It is a schematic diagram of the structure of the utility model when viewed from above;

[0023] Figure 5 For this utility model Figure 4 Schematic diagram of the structure enlarged at point A in the middle.

[0024] In the figure: 1. bottom plate; 2. ultrasonic flaw detector; 3. cavity block; 4. battery; 5. electric hydraulic push rod; 6. push handle; 7. first servo motor; 8. first bevel gear; 9. round rod; 10. support block; 11. disc; 12. second bevel gear; 13. positioning cylinder; 14. strip plate; 15. lifting block; 16. positioning rod; 17. convex slider; 18. adjustment box; 19. fixed plate; 20. second servo motor; 21. threaded rod; 22. threaded ring block; 23. positioning slider; 24. extension rod; 25. cross plate; 26. cavity box; 27. limit spring; 28. T-shaped slider; 29. ​​limit rod; 30. pull plate; 31. positioning block; 32. universal wheel. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0026] Example 1

[0027] See also Figures 1 to 3The utility model provides a technical solution: a crack detection device for building structure detection, including a bottom plate 1 and an ultrasonic flaw detector 2, the ultrasonic flaw detector 2 is abutted against the bottom of the cross plate 25, a universal wheel 32 is arranged at the bottom of the bottom plate 1, the end of the T-shaped slider 28 is located inside the T-shaped slide groove, the T-shaped slider 28 can slide along the length direction of the T-shaped slide groove, a cavity block 3, a battery 4, an electric hydraulic push rod 5 and a push handle 6 are respectively installed on the top of the bottom plate 1, a first servo motor 7 is installed inside the cavity block 3, and a first bevel gear 8 with the same center as the axis of the output end of the first servo motor 7 is installed at the output end of the first servo motor 7, and the first bevel gear 8 has the same center as the axis of the output end of the first servo motor 7. The wheel 8 is meshed with the second bevel gear 12 through teeth. The first bevel gear 8 and the second bevel gear 12 are both located inside the cavity block 3. The inside of the cavity block 3 is rotatably connected with a round rod 9 through a bearing. The outer surfaces of the round rod 9 are respectively installed with support blocks 10 and discs 11. The ends of the round rod 9 are installed with second bevel gears 12. The outer surfaces of the discs 11 are respectively installed with positioning cylinders 13. There are several positioning cylinders 13. The positioning rod 16 is inserted into the interior of one of the positioning cylinders 13. A strip plate 14 is installed on one side of the cavity block 3. A convex slide groove with a depth in the left-right direction and a length in the up-down direction is provided on one side of the strip plate 14. The convex slide block The end of 17 is located inside the convex chute, and the convex slider 17 can slide along the length direction of the convex chute. The movable end of the electric hydraulic push rod 5 is installed with a lifting block 15, and a positioning rod 16 is installed on the top of the lifting block 15. A convex slider 17 is installed on one side of the lifting block 15. An adjustment box 18 is installed at the bottom of the support block 10. A fixing plate 19 is installed on the inner wall of the adjustment box 18. A positioning chute with a depth in the left-right direction and a length in the up-down direction is opened on one side of the fixing plate 19. The end of the positioning slider 23 is located inside the positioning chute, and the positioning slider 23 can slide along the length direction of the positioning chute. The inner top wall of the adjustment box 18 is installed with A second servo motor 20, the output end of the second servo motor 20 is equipped with a threaded rod 21 whose axis is the same as the output center of the second servo motor 20, the end of the threaded rod 21 away from the second servo motor 20 is rotatably connected to the inner bottom wall of the adjustment box 18 through a bearing, the battery 4 is electrically connected to the electric hydraulic push rod 5, the first servo motor 7, the second servo motor 20 and the ultrasonic flaw detector 2 through wires, the outer surface of the threaded rod 21 is transmission-connected with a threaded ring block 22, both sides of the threaded ring block 22 are equipped with positioning sliders 23, the bottom of the threaded ring block 22 is equipped with an extension rod 24, and the bottom of the extension rod 24 is equipped with a cross plate 25.

[0028] When in use, it is moved through the push handle 6 and the universal wheel 32, and the battery 4 provides power to the electric hydraulic push rod 5, the first servo motor 7, the second servo motor 20 and the ultrasonic flaw detector 2 respectively. The second servo motor 20 drives the threaded rod 21 to rotate, and the end of the positioning slide block 23 is located inside the positioning slide groove, so that the threaded ring block 22 drives the positioning slide block 23, the extension rod 24 and the cross plate 25 to move, which facilitates the ultrasonic flaw detector 2 to approach the object to be detected and improves the detection accuracy. When adjusting the detection position, the movable end of the electric hydraulic push rod 5 is retracted, so that the lifting block 15 drives the convex slide block 17 and the positioning rod 16 to move, so that the convex slide block 17 is positioned and moved along the length direction of the convex slide groove. The positioning rod 16 leaves the positioning cylinder 13, and the first servo motor 7 drives the first bevel gear 8 to rotate 90 degrees or 180 degrees. The first bevel gear 8 is meshed with the second bevel gear 12, so that the round rod 9 drives the ultrasonic flaw detector 2 to rotate. When the ultrasonic flaw detector 2 is facing downward, it is convenient to detect whether there are cracks on the road surface. When the ultrasonic flaw detector 2 is facing forward, it is convenient to detect whether there are cracks on the wall. When the ultrasonic flaw detector 2 is facing upward, it is convenient to detect whether there are cracks on the roof of the house. After the position is adjusted, the movable end of the electric hydraulic push rod 5 extends out, so that the end of the positioning rod 16 is inserted into the interior of the positioning cylinder 13, the stability after the position adjustment is improved, and the practicality is improved.

[0029] Example 2

[0030] See also Figures 1 to 5 The utility model provides a technical solution: a crack detection device for building structure detection, a cavity box 26 is installed at the bottom of the cross plate 25, a positioning groove with a depth in the up and down direction is opened at the bottom of the cavity box 26, the end of the positioning block 31 is located inside the positioning groove, and the front and rear of the positioning block 31 are provided with limiting grooves, and the end of the limiting rod 29 away from the pull plate 30 is inserted into the inside of the limiting groove, a T-shaped slide groove is opened inside the cavity box 26, and a limiting spring 27 is arranged inside the T-shaped slide groove, a T-shaped slider 28 is installed at one end of the limiting spring 27, a limiting rod 29 is installed at the end of the T-shaped slider 28, and a pull plate 30 is installed at one end of the limiting rod 29, and positioning blocks 31 are installed on both sides of the ultrasonic flaw detector 2.

[0031] When in use, when disassembling and repairing the ultrasonic flaw detector 2, the pull plate 30 is pulled, so that the limit rod 29 drives the T-shaped slider 28 to move, so that the limit spring 27 is forced to contract, and the T-shaped slider 28 is positioned and moved along the length direction of the T-shaped slide groove, so that the end of the limit rod 29 leaves the limit groove, and then the ultrasonic flaw detector 2 is moved to make the positioning block 31 leave the positioning groove, which is convenient for disassembling and repairing the ultrasonic flaw detector 2. During installation, the ultrasonic flaw detector 2 is moved so that the end of the positioning block 31 enters the interior of the positioning groove. When the ultrasonic flaw detector 2 abuts against the cross plate 25, the limit groove and the limit rod 29 are aligned, and the pull plate 30 is released. Through the elastic tension of the limit spring 27, the end of the limit rod 29 is inserted into the interior of the limit groove, which is convenient for limiting the position of the positioning block 31, facilitating the rapid installation of the ultrasonic flaw detector 2, and improving practicality.

[0032] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A crack detection device for building structure detection, comprising a base plate and an ultrasonic flaw detector, characterized in that: A cavity block, a battery, an electric hydraulic push rod and a push handle are respectively installed on the top of the bottom plate, a first servo motor is installed inside the cavity block, a first bevel gear with the same center as the axis of the output end of the first servo motor is installed at the output end of the first servo motor, a round rod is rotatably connected to the inside of the cavity block through a bearing, a support block and a disc are respectively installed on the outer surface of the round rod, a second bevel gear is installed at the end of the round rod, a positioning cylinder is respectively installed on the outer surface of the disc, a strip plate is installed on one side of the cavity block, a lifting block is installed on the movable end of the electric hydraulic push rod, a positioning rod is installed on the top of the lifting block, a convex slider is installed on one side of the lifting block, an adjustment box is installed at the bottom of the support block, and the adjustment box A fixing plate is installed on the inner wall of the adjusting box, a second servo motor is installed on the inner top wall of the adjusting box, a threaded rod with the same axis as the output end of the second servo motor is installed on the output end of the second servo motor, a threaded ring block is transmission-connected on the outer surface of the threaded rod, positioning sliders are installed on both sides of the threaded ring block, an extension rod is installed on the bottom of the threaded ring block, a cross plate is installed on the bottom of the extension rod, a cavity box is installed on the bottom of the cross plate, a T-shaped groove is provided inside the cavity box, a limit spring is arranged inside the T-shaped groove, a T-shaped slider is installed on one end of the limit spring, a limit rod is installed on the end of the T-shaped slider, a pull plate is installed on one end of the limit rod, and positioning blocks are installed on both sides of the ultrasonic flaw detector.

2. A crack detection device for building structure detection according to claim 1, characterized in that: The first bevel gear is meshed with the second bevel gear through teeth, and both the first bevel gear and the second bevel gear are located inside the cavity block.

3. A crack detection device for building structure detection according to claim 1, characterized in that: There are several positioning tubes, and the positioning rod is inserted into one of the positioning tubes.

4. A crack detection device for building structure detection according to claim 1, characterized in that: A convex slide groove with a depth in the left-right direction and a length in the up-down direction is provided on one side of the strip plate. The end of the convex slider is located inside the convex slide groove, and the convex slider can slide along the length direction of the convex slide groove.

5. A crack detection device for building structure detection according to claim 1, characterized in that: A positioning slot with a depth in the left-right direction and a length in the up-down direction is provided on one side of the fixed plate. The end of the positioning slide block is located inside the positioning slot, and the positioning slide block can slide along the length direction of the positioning slot.

6. A crack detection device for building structure detection according to claim 1, characterized in that: One end of the threaded rod away from the second servo motor is rotatably connected to the inner bottom wall of the adjustment box through a bearing, and the battery is electrically connected to the electric hydraulic push rod, the first servo motor, the second servo motor and the ultrasonic flaw detector through wires.

7. A crack detection device for building structure detection according to claim 1, characterized in that: A positioning groove with a depth in the vertical direction is opened at the bottom of the cavity box, the end of the positioning block is located inside the positioning groove, and limiting grooves are opened in the front and back of the positioning block. The end of the limiting rod away from the pull plate is inserted into the limiting groove.

8. A crack detection device for building structure detection according to claim 1, characterized in that: The ultrasonic flaw detector is in contact with the bottom of the horizontal plate, a universal wheel is arranged at the bottom of the bottom plate, the end of the T-shaped slider is located inside the T-shaped slide groove, and the T-shaped slider can slide along the length direction of the T-shaped slide groove.

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