CN220231614U - Ultrasonic detection device for detecting welding line of fan tower barrel - Google Patents
Ultrasonic detection device for detecting welding line of fan tower barrel Download PDFInfo
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- CN220231614U CN220231614U CN202223327232.7U CN202223327232U CN220231614U CN 220231614 U CN220231614 U CN 220231614U CN 202223327232 U CN202223327232 U CN 202223327232U CN 220231614 U CN220231614 U CN 220231614U
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- couplant
- ultrasonic probe
- storage chamber
- chassis
- ultrasonic
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- 238000001514 detection method Methods 0.000 title claims abstract description 36
- 238000003466 welding Methods 0.000 title claims abstract description 28
- 239000000523 sample Substances 0.000 claims abstract description 51
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 1
- 235000017491 Bambusa tulda Nutrition 0.000 claims 1
- 241001330002 Bambuseae Species 0.000 claims 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 1
- 239000011425 bamboo Substances 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 claims 1
- 239000007822 coupling agent Substances 0.000 abstract description 7
- 239000000463 material Substances 0.000 abstract description 2
- 230000009194 climbing Effects 0.000 description 9
- 238000007689 inspection Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 230000001680 brushing effect Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
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- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The utility model relates to the field of testing or analyzing materials by utilizing ultrasonic waves, sound waves or infrasonic waves, in particular to an ultrasonic detection device for detecting welding seams of a tower drum of a fan. An ultrasonic detection device for detecting welding seams of a tower drum of a fan comprises an ultrasonic probe (1), and is characterized in that: the novel coupling agent storage device further comprises a chassis (2), a coupling agent storage chamber (3), an air pressure inlet (4), a supporting rod (5), a coupling agent passage (6) and a hairbrush unit (7), wherein the coupling agent storage chamber (3) is fixed on the top surface of the chassis (2), and the air pressure inlet (4) is arranged at the top of the coupling agent storage chamber (3); the bottom surface of the chassis (2) is respectively fixed with an ultrasonic probe (1) and a brush unit (7), the inlet ends of the two ends of the couplant passage (6) are connected with the couplant storage chamber (3) and communicated with the inner cavity of the couplant storage chamber (3), and the outlet end of the couplant passage (6) is connected with the brush unit (7). The utility model shortens the detection time and improves the detection efficiency.
Description
Technical Field
The utility model relates to the field of testing or analyzing materials by utilizing ultrasonic waves, sound waves or infrasonic waves, in particular to an ultrasonic detection device for detecting welding seams of a tower drum of a fan.
Background
With the continuous improvement of the installed capacity of wind power, the number is increased, and the maintenance and inspection of wind turbines are also receiving more and more attention. The nondestructive detection of the welding seam is one operation in the maintenance and inspection of the wind turbine generator system, and the conventional wind power plant tower welding seam detection adopts a manual high-altitude operation mode, so that the efficiency is low and the danger is high. The wall climbing robot is adopted to replace a manual high-altitude detection mode, so that the problems of low safety and efficiency can be effectively solved, the wall climbing robot is provided with an ultrasonic probe to automatically detect circular seams and longitudinal seams of the outer wall of the tower, and the detection efficiency is high.
However, at present, the ultrasonic detection probe and the surface to be detected need to be discharged by means of a coupling agent and conduct ultrasonic waves, namely, the coupling agent needs to be smeared on the surface to be detected in advance, and then the ultrasonic detection probe is used for detection. At present, an ultrasonic probe mechanical arm of a wall climbing robot cannot simultaneously smear couplant and detect by an ultrasonic probe. In the same detection area, the couplant needs to be smeared once, and then the couplant is turned back to carry out ultrasonic probe detection. This creates a problem for the weld inspection work of the wall climbing robot, which is also a technical obstacle for the wall climbing robot to replace manual inspection.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides welding seam detection equipment for shortening the detection time and improving the detection efficiency, and discloses an ultrasonic detection device for detecting welding seams of a fan tower.
The utility model achieves the aim through the following technical scheme:
an ultrasonic detection device for detecting welding seams of a tower drum of a fan comprises an ultrasonic probe, wherein the ultrasonic probe emits ultrasonic waves, and the ultrasonic detection device is characterized in that: also comprises a chassis, a couplant storage chamber, an air pressure inlet, a support rod, a couplant passage and a brush unit,
the couplant storage chamber is fixed on the top surface of the chassis, and the top of the couplant storage chamber is provided with an air pressure inlet; the bottom surface of the chassis is respectively fixed with an ultrasonic probe and a hairbrush unit through two supporting rods, the inlet ends of the two ends of the couplant passage are connected with the couplant storage chamber and are communicated with the inner cavity of the couplant storage chamber, and the outlet end of the couplant passage is connected with the hairbrush unit;
the brush unit comprises a couplant cavity, bristles and a couplant outlet, wherein the outlet end of the couplant passage is connected with the top surface of the couplant cavity and is communicated with the inner cavity of the couplant cavity, the bristles are fixed on the bottom surface of the couplant cavity, and the couplant outlet is further arranged on the bottom surface of the couplant cavity.
The ultrasonic detection device for detecting the welding seam of the tower drum of the fan is characterized in that: the detection surface of the ultrasonic probe is a circular arc curved surface, such as the outer side surface of a cylinder or the outer side surface of a cone, so as to adapt to the welding line shape of the tower tube, and the ultrasonic probe can be tightly attached to the welding line surface.
The ultrasonic detection device for detecting the welding seam of the tower drum of the fan is characterized in that:
the supporting rod is sleeved or spiral, so that the distance between the chassis and the ultrasonic probe or the hairbrush unit can be adjusted,
when the telescopic type ultrasonic probe is selected, the supporting rods comprise ejector rods, bottom pipes and fixing pins, the top ends of the two ejector rods are sequentially fixed on the bottom surface of the chassis, the bottom ends of the two bottom pipes are respectively fixed on the top surface of the ultrasonic probe and the top surface of the hairbrush unit, at least two positioning holes penetrating through the outer side surfaces are respectively formed in the outer side surfaces of the ejector rods and the outer side surfaces of the bottom pipes, the positioning holes are sequentially arranged along the bus bars of the ejector rods and the bottom pipes, the outer diameters of the ejector rods and the pore diameters of the bottom pipes form clearance fit, each ejector rod is respectively sleeved in one bottom pipe, and one positioning hole of the ejector rod and one positioning hole of the bottom pipe are mutually aligned and then the fixing pin is inserted;
when the screw type ultrasonic probe is selected, the supporting rods comprise ejector rods, bottom screws, connecting plates and fastening nuts, the top ends of the two ejector rods are sequentially fixed on the bottom surface of the chassis, the bottoms of the two ejector rods are respectively fixed with a connecting plate, screw holes are formed in the connecting plates, upper threads and lower threads are sequentially formed in the outer side surfaces of the two bottom screws from top to bottom, the upper parts of the upper threads and the lower threads are oppositely screwed into the screw holes of one connecting plate respectively through the upper threads, the lower parts of the two bottom screws are respectively screwed onto the top surface of the ultrasonic probe and the top surface of the hairbrush unit through the lower threads, and the upper part and the lower part of each bottom screw are respectively screwed into one fastening nut to lock the connecting plate at the upper part and the ultrasonic probe or the hairbrush unit at the lower part;
the couplant passage is a corrugated pipe.
In the utility model, the following components are added: the chassis is used as a mounting substrate of the ultrasonic probe and the brush unit, the couplant storage chamber is used for storing couplant and providing couplant for ultrasonic detection, the air pressure inlet on the couplant storage chamber is used for extruding the couplant, the couplant cavity is a temporary couplant storage port, the couplant passage is used for connecting the couplant storage chamber and the couplant cavity and conveying the couplant, and the supporting rod is used for connecting and fixing the ultrasonic probe and the brush unit.
When the utility model is used, the utility model is connected to the mechanical arm of the wall climbing robot, and moves according to the running direction of a workpiece, firstly, the air pressure inlet provides air pressure, the couplant in the couplant storage chamber is extruded, the couplant enters the couplant cavity through the couplant passage, then the couplant is sprayed out through the couplant outlet to cover the surface of a welding seam of a tower to be detected, the mechanical arm drives the utility model to move, the couplant is uniformly smeared on the surface of the welding seam of the tower through brushing of bristles, and then the ultrasonic probe is contacted with the surface of the welding seam of the tower through the couplant to carry out ultrasonic detection.
The utility model designs an ultrasonic probe tool for detecting welding seams of a fan tower, which has the following beneficial effects: through the parallel design of the couplant passageway and the probe, the problem that the couplant cannot be smeared on an ultrasonic probe mechanical arm of the wall climbing robot of the fan tower and the probe cannot be detected simultaneously is solved, the detection efficiency of the welding seam of the fan tower is practically improved, and the technical obstacle that the wall climbing robot replaces manual maintenance is solved.
Drawings
Figure 1 is a schematic view of the structure of the present utility model,
FIG. 2 is a schematic view showing the structure of a brush unit according to the present utility model,
figure 3 is a schematic view of a socket type support bar,
fig. 4 is a schematic view of a screw type support bar.
Detailed Description
The utility model is further illustrated by the following specific examples.
Example 1
An ultrasonic detection device for detecting welding seams of a tower drum of a fan comprises an ultrasonic probe 1, a chassis 2, a couplant storage chamber 3, an air pressure inlet 4, a supporting rod 5, a couplant passage 6 and a brush unit 7, wherein the specific structure is as shown in fig. 1 and 2:
the ultrasonic probe 1 emits ultrasonic waves, the couplant storage chamber 3 is fixed on the top surface of the chassis 2, and the top of the couplant storage chamber 3 is provided with a pneumatic inlet 4; the bottom surface of the chassis 2 is respectively fixed with the ultrasonic probe 1 and the brush unit 7 through two supporting rods 5, the supporting rods 5 and the chassis 2 can be connected by adopting screw threads, thus, the distance between the ultrasonic probe 1 and the brush unit can be adjusted by adjusting the fixed points of the two supporting rods 5 on the bottom surface of the chassis 2, the inlet ends of the two ends of the couplant passage 6 are connected with the couplant storage chamber 3 and communicated with the inner cavity of the couplant storage chamber 3, and the outlet end of the couplant passage 6 is connected with the brush unit 7;
the brush unit 7 is as shown in fig. 2: the brush unit 7 comprises a couplant cavity 8, bristles 9 and a couplant outlet 10, wherein the outlet end of the couplant passage 6 is connected with the top surface of the couplant cavity 8 and is communicated with the inner cavity of the couplant cavity 8, the bristles 9 are fixed on the bottom surface of the couplant cavity 8, and the couplant outlet 10 is further arranged on the bottom surface of the couplant cavity 8.
In this embodiment: the detection surface of the ultrasonic probe 1 is a circular arc curved surface, such as the outer side surface of a cylinder or the outer side surface of a cone, so as to adapt to the welding line shape of the tower barrel, and the ultrasonic probe 1 can be closely attached to the welding line surface.
In this embodiment: the supporting rod 5 is sleeved or spiral, so that the interval between the ultrasonic probe 1 and the brush unit 7 can be adjusted,
when socket connection is selected, as shown in fig. 3: the supporting rod 5 comprises a top rod 51, bottom pipes 52 and fixing pins 53, the top ends of the two top rods 51 are sequentially fixed on the bottom surface of the chassis 2, the bottom ends of the two bottom pipes 52 are respectively fixed on the top surface of the ultrasonic probe 1 and the top surface of the brush unit 7, at least two positioning holes penetrating through the outer side surfaces are respectively arranged on the outer side surfaces of the top rod 51 and the bottom pipes 52, the positioning holes are respectively arranged along bus bars of the top rod 51 and the bottom pipes 52 in sequence, the outer diameter of the top rod 51 and the aperture of the bottom pipes 52 form clearance fit, each top rod 51 is respectively sleeved in one bottom pipe 52, and one positioning hole of the top rod 51 and one positioning hole of the bottom pipe 52 are mutually aligned and then the fixing pin 53 is inserted; the distance between the chassis 2 and the ultrasonic probe 1 or the brush unit 7 can be adjusted by adjusting the positioning holes of the ejector rod 51 and the bottom tube 52 which are mutually aligned;
when spiral type is selected, as shown in fig. 4: the support rod 5 comprises a top rod 51, bottom screws 54, connecting plates 55 and fastening nuts 56, the top ends of the two top rods 51 are sequentially fixed on the bottom surface of the chassis 2, a connecting plate 55 is respectively fixed at the bottom of each of the two top rods 51, screw holes are formed in the connecting plate 55, upper threads and lower threads are sequentially formed in the outer side surfaces of the two bottom screws 54 from top to bottom, the upper threads and the lower threads are oppositely rotated, the upper parts of the two bottom screws 54 are respectively screwed into the screw holes of the connecting plate 55 through the upper threads, the lower parts of the two bottom screws 54 are respectively screwed on the top surface of the ultrasonic probe 1 and the top surface of the hairbrush unit 7 through the lower threads, and the upper part and the lower part of each bottom screw 54 are respectively screwed into one fastening nut 56 to lock the upper connecting plate and the lower ultrasonic probe 1 or the hairbrush unit 7; two fastening nuts 56 on the bottom screw 54 are loosened and the bottom screw 54 is rotated, and because the upper threads and the lower threads on the outer side surface of the bottom screw 54 are rotated in opposite directions, the connecting plate 55 and the ultrasonic probe 1 or the brush unit 7 are moved or moved in opposite directions, so that the distance between the chassis 2 and the ultrasonic probe 1 or the brush unit 7 is adjusted, and after the adjustment is completed, the fastening nuts 56 are screwed.
The couplant passage 6 is a corrugated pipe.
In this embodiment: the chassis 2 is used as a mounting substrate of the ultrasonic probe 1 and the brush unit 7, the couplant storage chamber 3 is used for storing couplant and providing couplant for ultrasonic detection, the air pressure inlet 4 on the couplant storage chamber 3 is used for extruding the couplant, the couplant cavity 8 is a temporary couplant storage port, the couplant passage 6 is used for connecting the couplant storage chamber 3 and the couplant cavity 8 and conveying the couplant, and the supporting rod 5 is used for connecting and fixing the ultrasonic probe 1 and the brush unit 7.
When the embodiment is used, the embodiment is connected to the mechanical arm of the wall climbing robot, and moves according to the running direction of a workpiece, firstly, the air pressure inlet 4 provides air pressure to squeeze the couplant in the couplant storage chamber 3, so that the couplant enters the couplant cavity 8 through the couplant passage 6, then the couplant is sprayed out through the couplant outlet 10 to cover the surface of a welding seam of a tower to be detected, the mechanical arm drives the embodiment to move along the direction shown by an arrow a in fig. 1, the couplant is uniformly smeared on the surface of the welding seam of the tower through the brushing of the brush hair 9, and then the ultrasonic probe 1 is contacted with the surface of the welding seam of the tower through the couplant to carry out ultrasonic detection.
Claims (3)
1. The utility model provides an ultrasonic detection device for fan tower section of thick bamboo welding seam detects, includes ultrasonic probe (1), ultrasonic probe 7 head (1) transmission ultrasonic wave, characterized by: also comprises a chassis (2), a couplant storage chamber (3), an air pressure inlet (4), a support rod (5), a couplant passage (6) and a brush unit (7),
the couplant storage chamber (3) is fixed on the top surface of the chassis (2), and the top of the couplant storage chamber (3) is provided with an air pressure inlet (4); the bottom surface of the chassis (2) is respectively fixed with an ultrasonic probe (1) and a brush unit (7) through two supporting rods (5), the inlet ends of the two ends of the couplant passage (6) are connected with the couplant storage chamber (3) and are communicated with the inner cavity of the couplant storage chamber (3), and the outlet end of the couplant passage (6) is connected with the brush unit (7);
the brush unit (7) comprises a couplant cavity (8), bristles (9) and a couplant outlet (10), the outlet end of the couplant passage (6) is connected with the top surface of the couplant cavity (8) and is communicated with the inner cavity of the couplant cavity (8), the bristles (9) are fixed on the bottom surface of the couplant cavity (8), and the couplant outlet (10) is further arranged on the bottom surface of the couplant cavity (8).
2. The ultrasonic detection device for detecting welding seams of a tower of a fan as set forth in claim 1, wherein: the detection surface of the ultrasonic probe (1) is an arc curved surface.
3. The ultrasonic detection device for detecting welding seams of a tower of a wind turbine as set forth in claim 1 or 2, wherein:
the supporting rod (5) is sleeved or spiral,
when the telescopic type ultrasonic probe is selected, the supporting rods (5) comprise ejector rods (51), bottom pipes (52) and fixing pins (53), the top ends of the two ejector rods (51) are sequentially fixed on the bottom surface of the chassis (2), the bottom ends of the two bottom pipes (52) are respectively fixed on the top surface of the ultrasonic probe (1) and the top surface of the hairbrush unit (7), at least two positioning holes penetrating through the outer side surfaces are respectively arranged on the outer side surfaces of the ejector rods (51) and the bottom pipes (52), the positioning holes are sequentially arranged along the bus bars of the ejector rods (51) and the bottom pipes (52), the outer diameter of each ejector rod (51) and the aperture of each bottom pipe (52) form clearance fit, each ejector rod (51) is respectively sleeved in one bottom pipe (52), and one positioning hole of the ejector rod (51) and one positioning hole of the bottom pipe (52) are mutually aligned and then the fixing pins (53) are inserted;
when the screw type ultrasonic probe is used, the supporting rods (5) comprise ejector rods (51), bottom screws (54), connecting plates (55) and fastening nuts (56), the top ends of the two ejector rods (51) are sequentially fixed on the bottom surface of the chassis (2), one connecting plate (55) is respectively fixed at the bottom of each ejector rod (51), screw holes are formed in the connecting plates (55), upper threads and lower threads are sequentially formed in the outer side surfaces of the two bottom screws (54) from top to bottom, the screwing directions of the upper threads and the lower threads are opposite, the upper parts of the two bottom screws (54) are respectively screwed into the screw holes of one connecting plate (55) through the upper threads, the lower parts of the two bottom screws (54) are respectively screwed onto the top surface of the ultrasonic probe (1) and the top surface of the brush unit (7) through the lower threads, and the upper part and the lower part of each bottom screw (54) are respectively screwed into one fastening nut (56) to lock the upper connecting plate and the lower ultrasonic probe (1) or the brush unit (7);
the couplant passage (6) is a corrugated pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223327232.7U CN220231614U (en) | 2022-12-13 | 2022-12-13 | Ultrasonic detection device for detecting welding line of fan tower barrel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223327232.7U CN220231614U (en) | 2022-12-13 | 2022-12-13 | Ultrasonic detection device for detecting welding line of fan tower barrel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220231614U true CN220231614U (en) | 2023-12-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223327232.7U Active CN220231614U (en) | 2022-12-13 | 2022-12-13 | Ultrasonic detection device for detecting welding line of fan tower barrel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220231614U (en) |
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- 2022-12-13 CN CN202223327232.7U patent/CN220231614U/en active Active
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