CN214539404U

CN214539404U - Ultrasonic detection device for building steel structure

Info

Publication number: CN214539404U
Application number: CN202120571473.2U
Authority: CN
Inventors: 刘桂鹏; 陈永佳; 李哲其; 周泽伟
Original assignee: Guangdong Juan Construction Engineering Testing Co ltd
Current assignee: Guangdong Juan Construction Engineering Testing Co ltd
Priority date: 2021-03-19
Filing date: 2021-03-19
Publication date: 2021-10-29
Anticipated expiration: 2031-03-19

Abstract

The utility model relates to a building steel construction ultrasonic detection device, it is including telescopic link that can stretch out and draw back, set up detection body on the telescopic link, the ultrasonic transducer who is connected with detection body electricity and the guiding mechanism of adjustment ultrasonic transducer position, guiding mechanism sets up in the telescopic link upper end, guiding mechanism includes drive ultrasonic transducer along telescopic link axis pivoted rotating assembly and drive ultrasonic transducer upper end wobbling swing subassembly. This application has the telescopic link and can adjust ultrasonic transducer's height, and rotating assembly and swing subassembly can adjust ultrasonic transducer's orientation and position to make ultrasonic transducer can aim at the required position that detects of building steel construction, do not climb the building steel construction that also can detect the eminence to the eminence at the staff, reduce the effect of potential safety hazard.

Description

Ultrasonic detection device for building steel structure

Technical Field

The application relates to the field of construction steel detection equipment, in particular to an ultrasonic detection device for a construction steel structure.

Background

The building steel structure is because of reasons such as its equipment is nimble, structural strength is high and deformability is strong, and the application in the building is more and more general, and in actual operation, building steel structure is through a plurality of steel member mutual welding formation, if there is the defect in the welding seam will have very big potential safety hazard. Therefore, it is generally necessary to detect the construction steel structure using an ultrasonic detection device.

At present, when a building steel structure is detected, a worker needs to hold an ultrasonic detector body and an ultrasonic probe, the probe is aligned to a welding line, ultrasonic pulses sent by the ultrasonic probe enter a material through an acoustic coupling medium and are transmitted in the material, after defects occur, part of reflected energy returns to the probe along the original path, the probe converts the reflected energy into electric pulses, and the electric pulses are transmitted back to the ultrasonic detector body to obtain corresponding data.

To the correlation technique among the above-mentioned, the inventor thinks when detecting the building steel structure, and the position is complicated changeable, and the staff often need climb to the eminence and detect, and the both hands of staff all need operate ultrasonic detection device, lead to the incident easily.

SUMMERY OF THE UTILITY MODEL

In order to facilitate the building steel structure who detects the eminence, reduce the potential safety hazard, this application provides a building steel structure ultrasonic detection device.

The application provides a pair of building steel structure ultrasonic detection device adopts following technical scheme:

the utility model provides a building steel construction ultrasonic detection device, is including telescopic link that can stretch out and draw back, set up detection body on the telescopic link, the ultrasonic transducer who is connected with detection body electricity and the guiding mechanism of adjustment ultrasonic transducer position, guiding mechanism sets up in the telescopic link upper end, guiding mechanism includes drive ultrasonic transducer along telescopic link axis pivoted rotating assembly and drive ultrasonic transducer upper end wobbling swing subassembly.

Through adopting above-mentioned technical scheme, ultrasonic transducer's height can be adjusted to the telescopic link, and rotary component and swing subassembly can adjust ultrasonic transducer's orientation and position to make ultrasonic transducer can aim at the required position that detects of building steel construction, do not climb the building steel construction that also can detect the eminence to the eminence at the staff, reduce the potential safety hazard.

Optionally, the rotating assembly comprises a first stepping motor arranged at the upper end of the telescopic rod and a rotating disc coaxially rotating with an output shaft of the first stepping motor, the swinging assembly comprises a swinging rod connected to the rotating disc in a rotating mode at the lower end of the swinging assembly and a second stepping motor driving the swinging rod to rotate, the second stepping motor is arranged on the rotating disc, and the ultrasonic probe is arranged at the upper end of the swinging rod.

Through adopting above-mentioned technical scheme, first step motor drives the rolling disc and rotates along telescopic link axis to drive ultrasonic transducer and rotate along telescopic link axis, the swing of second step motor drive swinging arms upper end, and drive ultrasonic transducer and remove, thereby make ultrasonic transducer remove in a flexible way, the migration range is wide, the ultrasonic transducer of being convenient for removes to accurate measuring position.

Optionally, a placing groove is formed in the upper end of the swing rod, a positioning sleeve matched with the placing groove is sleeved at the lower end of the ultrasonic probe, a positioning hole communicated with the placing groove is formed in the side wall of the swing rod, a communicating hole capable of being communicated with the positioning hole is formed in the outer side wall of the positioning sleeve, and a positioning pin is jointly arranged in the communicating hole and the positioning hole.

Through adopting above-mentioned technical scheme, when needing to detect the building steel construction of lower position, take out the locating pin after, can directly go down position sleeve and ultrasonic transducer to directly detect the building steel construction, ultrasonic transducer's fixed and get put simple and conveniently, be convenient for promote detection device's application scope.

Optionally, the upper end of the oscillating rod is provided with a through groove convenient for placing a connecting wire between the detection body and the ultrasonic probe, and the through groove penetrates through the outer side wall and the inner side wall of the oscillating rod.

Through adopting above-mentioned technical scheme, the connecting wire that detects between body and the ultrasonic transducer wears to locate logical groove, reduces the wearing and tearing of buckling of connecting wire to promote detection device's life.

Optionally, a chamfer for reducing the abrasion of the connecting line between the detection body and the ultrasonic probe is formed on the side wall where the lower end of the through groove is located, and one end, close to the outer side wall of the positioning sleeve, of the chamfer is inclined downwards.

Through adopting above-mentioned technical scheme, detect the connecting wire butt between body and the ultrasonic transducer in the chamfer, the chamfer reduces the angle of buckling of connecting wire, further reduction connecting wire wearing and tearing, increase of service life.

Optionally, the telescopic rod comprises an upper portion and a lower portion, the upper portion penetrates through the upper end of the lower portion, a threaded hole communicated with the inner cavity of the lower portion is formed in the outer side wall of the lower portion, a positioning bolt is connected to the inner thread of the threaded hole in a threaded manner, and the positioning bolt abuts against the outer side wall of the upper portion.

Through adopting above-mentioned technical scheme, when positioning bolt and upper portion separation, upper portion can vertically slide along the lower part, and when positioning bolt supported upper portion tightly, injectd the relative position of upper portion and lower part, and the scope that upper portion can be adjusted is extensive nimble, is convenient for adjust ultrasonic probe to suitable height.

Optionally, an adjusting sleeve is fixed on the side wall of the detection body close to the lower portion, the adjusting sleeve is sleeved on the lower portion, a fixing hole communicated with the inner cavity of the adjusting sleeve is formed in the outer side wall of the adjusting sleeve, a fixing bolt is connected to the inner cavity of the adjusting sleeve in a threaded mode, and the fixing bolt abuts against the side wall of the lower portion.

Through adopting above-mentioned technical scheme, when fixing bolt and lower part separation, the adjusting collar can be followed the vertical slip of lower part to adjust the height that detects the body, when fixing bolt and lower part butt, inject the relative position of adjusting collar and lower part, adjust and detect the convenient simple of body height.

Optionally, a bottom plate is fixed at the lower end of the telescopic rod, and a roller convenient to move is arranged at the lower end of the bottom plate.

Through adopting above-mentioned technical scheme, the bottom plate increases the stability of telescopic link, lets the telescopic link can keep vertical setting, and the gyro wheel makes sliding friction become rolling friction, reduces the frictional force and is convenient for detection device's removal.

In summary, the present application includes at least one of the following beneficial technical effects:

1. super god wave probe's height is adjusted to the telescopic link, and guiding mechanism adjusts ultrasonic probe's position, makes ultrasonic probe can survey the building steel construction of eminence, reduces the condition that the staff climbed to the eminence, reduces the potential safety hazard.

2. After the positioning pin is pulled out, the positioning sleeve and the ultrasonic probe can be directly taken out, the building steel structure at the lower part is detected, the positioning sleeve and the upper part are connected to be separated simply and conveniently, and the application range of the detection device is widened.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present application for showing the overall structure;

FIG. 2 is a schematic diagram showing an adjustment mechanism according to an embodiment of the present application;

fig. 3 is a schematic view for showing a telescopic rod according to an embodiment of the present application.

Description of reference numerals: 1. a telescopic rod; 11. an upper portion; 12. a lower portion; 121. positioning the bolt; 122. a threaded hole; 2. detecting a body; 21. an adjusting sleeve; 211. a fixing hole; 22. fixing the bolt; 3. a base plate; 31. a roller; 4. an adjustment mechanism; 41. a rotating assembly; 411. a first stepper motor; 412. rotating the disc; 42. a swing assembly; 421. a second stepping motor; 422. a swing lever; 423. a placement groove; 424. positioning holes; 43. a reduction gear; 44. a synchronizing gear; 45. chamfering; 46. a through groove; 5. an ultrasonic probe; 6. a positioning sleeve; 61. positioning pins; 62. and a communicating hole.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses building steel construction ultrasonic detection device can adjust 5 positions of ultrasonic transducer in a flexible way, reduces the condition that the staff need climb to the high department and detect building steel construction, reduces the potential safety hazard.

Referring to fig. 1, the ultrasonic detection device for the building steel structure comprises a telescopic rod 1, a detection body 2, an ultrasonic probe 5 and an adjusting mechanism 4. The telescopic rod 1 comprises an upper part 11 and a lower part 12, wherein the upper part 11 penetrates through the upper end of the lower part 12, the detection body 2 is arranged on the lower part 12, and the ultrasonic probe 5 is electrically connected with the detection body 2.

Referring to fig. 2, adjustment mechanism 4 includes rotating assembly 41 and swing assembly 42, and rotating assembly 41 is used for driving ultrasonic probe 5 to rotate along telescopic link 1 axis, and swing assembly 42 is used for driving the swing of ultrasonic probe 5 upper end, and ultrasonic probe 5's height is adjusted to rethread telescopic link 1 to can detect the building steel construction that is located the eminence in a flexible way.

Referring to fig. 2, the rotating unit 41 includes a first stepping motor 411 and a rotating disc 412, the first stepping motor 411 is fixed to the upper end of the upper portion 11 by bolts, and the rotating disc 412 is coaxially fixed to an output shaft of the first stepping motor 411. The swing mechanism comprises a swing rod 422 and a second stepping motor 421, the lower end of the swing rod 422 is rotatably connected to the rotating disc 412, the second stepping motor 421 is fixed on the rotating disc 412 through bolts, a reduction gear 43 is fixed on an output shaft of the second stepping motor 421, a synchronizing gear 44 is fixed on the lower end of the swing rod 422, the axis of the synchronizing gear 44 is overlapped with the rotation axis of the swing rod 422, and the reduction gear 43 is meshed with the synchronizing gear 44. A placing groove 423 is formed in the upper end of the oscillating rod 422, a positioning sleeve 6 is fixed to the lower end of the ultrasonic probe 5, the ultrasonic probe 5 is sleeved with the positioning sleeve 6, and the positioning sleeve 6 is in splicing fit with the placing groove 423. The rotating disc 412 is driven to rotate by the first stepping motor 411, and the oscillating lever 422 is driven to oscillate by the second stepping motor 421, thereby adjusting the position of the ultrasonic probe 5.

The outer side wall of the upper end of the swing rod 422 is provided with a positioning hole 424, the positioning hole 424 is communicated with the placing groove 423, the outer side wall of the positioning sleeve 6 is provided with a communication hole 62, the communication hole 62 can be communicated with the positioning hole 424, and the aperture of the positioning hole 424 is the same as that of the communication hole 62. The positioning hole 424 is internally provided with a positioning pin 61, and the positioning pin 61 simultaneously penetrates through the positioning hole 424 and the communication hole 62, so that the relative position of the positioning sleeve 6 and the telescopic rod 1 is defined. When detecting the lower building steel structure in position, take out locating pin 61 to ultrasonic transducer 5 can directly be taken out, and detect building steel structure, promote detection device's application scope.

Referring to fig. 2, a through groove 46 is provided at the upper end of the oscillating rod 422, the through groove 46 runs through the outer side wall and the inner side wall of the oscillating rod 422, and the through groove 46 is used for placing the connecting line between the ultrasonic probe 5 and the detection body 2, thereby reducing the abrasion caused by the folding of the connecting line and prolonging the service life. The side wall of the lower end of the through groove 46 is provided with a chamfer 45, and one end of the chamfer 45 close to the outer side wall is obliquely arranged downwards, so that the abrasion of the connecting wire is further reduced.

Referring to fig. 3, in order to adjust the height of the telescopic rod 1, a threaded hole 122 is formed in the outer side wall of the lower portion 12, the threaded hole 122 is communicated with the inner cavity of the lower portion 12, a positioning bolt 121 is connected to the threaded hole 12 in a threaded manner, the positioning bolt 121 penetrates through the threaded hole 122 and abuts against the outer side wall of the upper portion 11, so that when the upper portion 11 is adjusted to a required height, the positioning bolt 121 can abut against the upper portion 11 by tightening the positioning bolt 121, the relative position of the upper portion 11 and the lower portion 12 is limited, and the height of the telescopic rod 1 can be adjusted simply and flexibly.

The lateral wall that detects body 2 and be close to telescopic link 1 has adjusting sleeve 21 through the bolt fastening, and lower part 12 has been located to adjusting sleeve 21 cover, and fixed orifices 211 has been seted up to the lateral wall of adjusting sleeve 21, and fixed orifices 211 and the 21 inner chamber intercommunication of adjusting sleeve, and fixed orifices 211 female connection has fixing bolt 22, and fixing bolt 22 butt is in lower part 12. When the fixing bolt 22 is separated from the lower part 12, the adjusting sleeve 21 can slide along the lower part 12, so that the height of the detecting body 2 can be adjusted, and when the fixing bolt 22 is tightened to make the fixing bolt 22 abut against the lower part 12, the relative position of the adjusting sleeve 21 and the lower part 12 can be defined.

Referring to fig. 3, the lower end of the lower part 12 is further fixed with a bottom plate 3 through a bolt, the bottom plate 3 is used for increasing the stability of the telescopic rod 1, so that the telescopic rod 1 can keep vertical arrangement, the lower surface of the bottom plate 3 is further rotatably connected with four rollers 31, and the bottom plate 3 is moved through the rollers 31 and is changed from sliding friction to rolling friction, so that the detection device is convenient to move.

The implementation principle of the ultrasonic detection device for the building steel structure in the embodiment of the application is as follows: when detecting the construction steel structure at a high place, the upper part 11 is lifted up to a proper distance, and the positioning bolt 121 is fastened. And then, the controller controls the first stepping motor 411 and the second stepping motor 421 to adjust the position of the ultrasonic probe 5, so that the ultrasonic probe 5 is aligned to the position to be detected, and the building steel structure is detected.

When detecting the low building steel structure, the positioning pin 61 is pulled out, the positioning sleeve 6 and the ultrasonic probe 5 are directly taken out from the upper part 11, and the low building steel structure is directly detected by holding the ultrasonic probe 5 by hand.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a building steel construction ultrasonic detection device which characterized in that: including telescopic link (1) that can stretch out and draw back, set up detection body (2) on telescopic link (1), ultrasonic probe (5) and adjustment ultrasonic probe (5) position adjustment mechanism (4) of being connected with detection body (2) electricity, adjustment mechanism (4) set up in telescopic link (1) upper end, adjustment mechanism (4) are including drive ultrasonic probe (5) along telescopic link (1) axis pivoted rotating component (41) and drive ultrasonic probe (5) upper end wobbling swing subassembly (42).

2. The ultrasonic detection device for the construction steel structure according to claim 1, wherein: rotating assembly (41) including set up in first step motor (411) of telescopic link (1) upper end and with output shaft coaxial pivoted rolling disc (412) of first step motor (411), swing subassembly (42) include that the lower extreme rotates and connects in rocking beam (422) of rolling disc (412) and drive rocking beam (422) pivoted second step motor (421), second step motor (421) set up in rolling disc (412), ultrasonic probe (5) set up in rocking beam (422) upper end.

3. The ultrasonic detection device for the construction steel structure according to claim 2, wherein: a placing groove (423) is formed in the upper end of the swing rod (422), a positioning sleeve (6) matched with the placing groove (423) is sleeved on the lower end of the ultrasonic probe (5), a positioning hole (424) communicated with the placing groove (423) is formed in the side wall of the swing rod (422), a communication hole (62) capable of being communicated with the positioning hole (424) is formed in the outer side wall of the positioning sleeve (6), and a positioning pin (61) is jointly arranged in the communication hole (62) and the positioning hole (424).

4. The ultrasonic detection device for the construction steel structure according to claim 3, wherein: the upper end of swinging arms (422) is provided with a through groove (46) which is convenient for placing a connecting line between the detection body (2) and the ultrasonic probe (5), and the through groove (46) runs through the outer side wall and the inner side wall of the swinging arms (422).

5. The ultrasonic detection device for the construction steel structure according to claim 4, wherein: the side wall at the lower end of the through groove (46) is provided with a chamfer (45) for reducing the abrasion of a connecting line between the detection body (2) and the ultrasonic probe (5), and one end of the chamfer (45) close to the outer side wall of the positioning sleeve (6) is inclined downwards.

6. The ultrasonic detection device for the construction steel structure according to claim 1, wherein: the telescopic rod (1) comprises an upper portion (11) and a lower portion (12), the upper portion (11) penetrates through the upper end of the lower portion (12), a threaded hole (122) communicated with an inner cavity of the lower portion (12) is formed in the outer side wall of the lower portion (12), a positioning bolt (121) is connected to the threaded hole (122) in an internal thread mode, and the positioning bolt (121) abuts against the outer side wall of the upper portion (11).

7. The ultrasonic detection device for the construction steel structure according to claim 6, wherein: the lateral wall that detects body (2) and be close to lower part (12) is fixed with adjusting collar (21), lower part (12) are located to adjusting collar (21) cover, fixed orifices (211) with adjusting collar (21) inner chamber intercommunication are seted up to the lateral wall of adjusting collar (21), fixed orifices (211) female connection has fixing bolt (22), fixing bolt (22) butt in lower part (12) lateral wall.

8. The ultrasonic detection device for the construction steel structure according to claim 1, wherein: the telescopic rod (1) lower extreme is fixed with bottom plate (3), bottom plate (3) lower extreme is provided with gyro wheel (31) convenient to remove.