CN211014061U - Diameter-variable bridge cable detection device - Google Patents
Diameter-variable bridge cable detection device Download PDFInfo
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- CN211014061U CN211014061U CN201921961538.3U CN201921961538U CN211014061U CN 211014061 U CN211014061 U CN 211014061U CN 201921961538 U CN201921961538 U CN 201921961538U CN 211014061 U CN211014061 U CN 211014061U
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- metal shell
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- electric push
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Abstract
A variable-diameter bridge cable detection device comprises a cylindrical sheet metal shell consisting of two semi-cylindrical shells, three guide wheel systems distributed at equal angles and three drive wheel systems distributed at equal angles; when the cable pulling device works, the three guide wheel electric push rods and the three driving wheel electric push rods provide thrust, so that all the rubber wheels are stressed to tightly press the cable pulling cable; the ultrasonic probes and the high-definition cameras which are evenly arranged along the circumferential direction of the sheet metal shell detect the internal damage and surface PE damage of the cable, and transmit real-time detection signals and video information to a ground upper computer; the utility model has the advantages of simple structure is nimble, strong adaptability, motion stability is high, real-time signal feedback, control convenient operation and low cost.
Description
Technical Field
The utility model relates to a robot, concretely relates to but reducing bridge cable detection device.
Background
The large-scale bridge basically adopts a plurality of huge dead levers (namely guys) to provide the stability of atress for the bridge, in case the guy cable appears corroding, crack or deformation, can produce the damage and the hidden danger that are difficult to estimate to the bridge, even take place major accident, so, the guy cable of bridge can technical worker regularly detect and maintain. The traditional maintenance method is that a winch drives a trolley and a manned hanging basket through a steel wire rope, and all cables are operated by people at high altitude. The more advanced method is to adopt the detection device moving on the inhaul cable to carry the flaw detector to automatically control detection and other work, and compared with the prior art, the detection device carrying the ultrasonic flaw detector is safer and more efficient than manual maintenance. At present, although a detection device carrying an ultrasonic flaw detector is in the product market and is already put into use, the detection device is high in product price and large in size, is mostly customized for a large bridge, and cannot be widely popularized to common bridges and cable maintenance in other fields due to high cost.
Disclosure of Invention
In order to overcome above-mentioned prior art's is not enough, the utility model aims to provide a but reducing bridge cable detection device can scramble the cable of various diameters and the cable of different shapes in a flexible way, carries check out the inside and outside detection task to the cable, removes more in a flexible way, and power is more abundant, has simple structure flexibility, strong adaptability, motion stability height, real-time signal feedback, control convenient operation and low cost's advantage.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a variable-diameter bridge cable detection device comprises a sheet metal shell 12, a high-definition camera 11 arranged at the top of the sheet metal shell 12, an ultrasonic probe 13 arranged on the inner side wall of the sheet metal shell 12, a guide wheel system arranged on the inner side wall of the sheet metal shell 12 and a driving wheel system arranged at the bottom of the sheet metal shell 12;
the sheet metal shell 12 comprises two semi-cylindrical shells, and locking mechanisms 14 are arranged at the axial edges of the semi-cylindrical shells; in the working state, the two semi-cylindrical shells form a cylinder shape through the locking mechanism 14;
the guide wheel system comprises a spring damping support rod 3, one end of the spring damping support rod 3 is fixedly connected with the top of the inner side wall of the sheet metal shell 12, the other end of the spring damping support rod 3 is connected with a first rubber wheel 2, the middle section of the spring damping support rod 3 is connected with one end of a guide wheel electric push rod 1, and the other end of the guide wheel electric push rod 1 is fixedly connected with the middle section of the inner side wall of the sheet metal shell 12;
the driving wheel system comprises a driving wheel electric push rod 4, one end of the driving wheel electric push rod 4 is fixedly connected with the bottom of the outer side wall of the sheet metal shell 12, the other end of the driving wheel electric push rod 4 is connected with one end of a driving wheel bracket 6, the middle section of the driving wheel bracket 6 is fixedly connected with the bottom of the inner side wall of the sheet metal shell 12, and the other end of the driving wheel bracket 6 is connected with a second rubber wheel 7; one end of the driving wheel support 6 close to the driving wheel electric push rod 4 is fixedly connected with the stepping motor 5 through a motor flange 10, and a V belt 9 is connected between a power output shaft of the stepping motor 5 and a V belt wheel 8 coaxially arranged on one side of the second rubber wheel 7.
The stepping motor 5, the high-definition camera 11 and the ultrasonic probe 13 are connected with a ground power supply and are simultaneously in electrical signal connection with an upper computer.
The locking mechanism is hinged locking, bolt locking or buckle locking.
The number of the guide wheel systems is three, and the guide wheel systems are radially distributed on the inner side wall of the sheet metal shell 12 at equal angles and at equal intervals.
The number of the driving wheel systems is three, and the driving wheel systems are radially distributed on the inner side wall of the sheet metal shell 12 at equal angles and at equal intervals.
The guide wheel system and the driving wheel system are evenly distributed in the radial direction of the cylindrical sheet metal shell 12 in a staggered mode.
The number of the high-definition cameras 11 is not less than 3, and the high-definition cameras are distributed on the metal plate shell 12 in an equiangular and equidistant mode in the radial direction.
The number of the ultrasonic probes 13 is not less than 3, and the ultrasonic probes are distributed on the sheet metal shell 12 in an equiangular and equidistant manner in the radial direction.
The utility model ensures that the cable robot can stably hold the cable to be detected by arranging the metal plate shell 12 which is formed by two semi-cylindrical shells through the locking mechanism 14 and is cylindrical, the three guide wheel systems which are distributed at equal angles and the three driving wheel systems which are distributed at equal angles; in order to prevent the pulley from slipping or rotating integrally, rubber wheels with high friction factor with PE materials on the surface of the cable are adopted, and when the cable pulling device works, the three guide wheel electric push rods 1 and the three driving wheel electric push rods 4 provide thrust, so that all the rubber wheels are stressed to tightly press the cable pulling cable; the ultrasonic probes 13 and the high-definition cameras 11 which are evenly arranged along the circumferential direction of the sheet metal shell 12 detect the internal damage and surface PE damage of the cable, and transmit real-time detection signals and video information to a ground upper computer, so that the working purpose is achieved.
The overall structure of the utility model is of a surrounding type, which not only can save space, reasonably simplify the structure and reduce weight, but also can well avoid the influence on the movement track caused by uneven dead weight distribution on cables with different inclinations; the guide wheel systems are respectively provided with the spring damping supports 3, so that the vibration is reduced under the condition that the surfaces of the cables are particularly rough, and the guide wheel systems can also adapt to the cables with deflection, so that the whole device has high stability; the overall structure adapts to cables with most diameters, and can be provided with carrying, cleaning and coating devices for maintaining bridges, scenic spot ropeways, overhead street lamp poles and overhead pipelines and cable maintenance in other fields according to actual needs.
The utility model has the advantages of simple structure is nimble, strong adaptability, motion stability is high, real-time signal feedback, control convenient operation and low cost.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a working principle diagram of the present invention.
Fig. 3 is a schematic view of the guide wheel system of the present invention.
Fig. 4 is a schematic view of the guide wheel of the present invention.
Fig. 5 is a schematic view of the driving wheel system of the present invention.
Fig. 6 is a schematic view of the placement of the driving wheels of the present invention.
Fig. 7 is an overall plan view of the present invention.
In the figure: 1. a guide wheel electric push rod; 2. a first rubber wheel; 3. an elastic damping strut; 4. a driving wheel electric push rod; 5. a stepping motor; 6. a drive wheel support; 7. a second rubber wheel; 8. a V belt wheel; 9. a V-band; 10. a motor flange; 11. a high-definition camera; 12. a sheet metal shell; 13. an ultrasonic probe; 14. a locking mechanism; 15. a cable.
Detailed Description
The structure and operation of the present invention will be described in detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, the variable-diameter bridge cable detection device comprises a sheet metal shell 12, a high-definition camera 11 arranged at the top of the sheet metal shell 12, an ultrasonic probe 13 arranged on the inner side wall of the sheet metal shell 12, a guide wheel system arranged on the inner side wall of the sheet metal shell 12 and a driving wheel system arranged at the bottom of the sheet metal shell 12.
The sheet metal shell 12 comprises two semi-cylindrical shells, and locking mechanisms 14 are arranged at the axial edges of the semi-cylindrical shells; in the working state, the two semi-cylindrical shells form a cylinder shape through the locking mechanism 14.
Referring to fig. 3 and 4, the guide wheel system comprises a spring damping support rod 3, one end of the spring damping support rod 3 is fixedly connected with the top of the inner side wall of the sheet metal shell 12 through an ear plate, the other end of the spring damping support rod 3 is connected with a first rubber wheel 2, the middle section of the spring damping support rod 3 is connected with one end of a guide wheel electric push rod 1 through an ear plate, and the other end of the guide wheel electric push rod 1 is fixedly connected with the middle section of the inner side wall of the sheet metal shell 12 through an ear plate; the spring damping supporting rod 3 can improve the anti-interference performance of the cable robot, the smooth and non-linear path motion is realized, and the guide wheel has no driving system and mainly plays a role in balancing stress and damping.
Referring to fig. 5 and 6, the driving wheel system comprises a driving wheel electric push rod 4, one end of the driving wheel electric push rod 4 is fixedly connected with the bottom of the outer side wall of the sheet metal shell 12 through an ear plate, the other end of the driving wheel electric push rod is connected with one end of a driving wheel support 6, the middle section of the driving wheel support 6 is fixedly connected with the bottom of the inner side wall of the sheet metal shell 12 through the ear plate, and the other end of the driving wheel support 6 is connected with a second rubber wheel 7; one end of the driving wheel bracket 6, which is close to the electric push rod 4 of the driving wheel, is fixedly connected with the stepping motor 5 through a motor flange 10, and a V belt 9 is connected between a power output shaft of the stepping motor 5 and a V belt wheel 8 coaxially arranged on one side of the second rubber wheel 7; v belt drive can increase the reduction ratio, can improve the system drive efficiency of low-speed again.
The stepping motor 5, the high-definition camera 11 and the ultrasonic probe 13 are connected with a ground power supply and are simultaneously in electrical signal connection with an upper computer.
The locking mechanism is hinged locking, bolt locking or buckle locking.
Referring to fig. 7, the number of the guide wheel systems is three, and the guide wheel systems are radially equiangularly and equidistantly distributed on the inner side wall of the sheet metal shell 12.
The number of the driving wheel systems is three, and the driving wheel systems are radially distributed on the inner side wall of the sheet metal shell 12 at equal angles and at equal intervals.
The guide wheel system and the driving wheel system are evenly distributed in the radial direction of the cylindrical sheet metal shell 12 in a staggered mode; the guide wheel system and the driving wheel system are distributed on the sheet metal shell 12 in an equiangular and equidistant mode and are installed in a staggered mode, and therefore the cable robot can be guaranteed to stably hold cables.
The number of the high-definition cameras 11 is not less than 3, and the high-definition cameras are distributed on the metal plate shell 12 in an equiangular and equidistant mode in the radial direction.
The number of the ultrasonic probes 13 is not less than 3, and the ultrasonic probes are distributed on the sheet metal shell 12 in an equiangular and equidistant manner in the radial direction.
The utility model discloses a theory of operation does:
when the device is used, two semi-cylindrical sheet metal shells 12 connected by a hinge 14 are opened, and the sheet metal shells are closed and locked after surrounding a cable. The guide wheel system and the driving wheel system with rubber wheels mounted at the tail end are distributed around the cable 15 in a vertically staggered mode, and the six rubber wheels are pressed on the cable by means of the thrust of the driving wheel electric push rod 4 and the guide wheel electric push rod 1. The upper three guide wheel systems are tightly attached to the surface of the cable by means of the elasticity of the spring damping support rod 3, and mainly play a role in guiding and stabilizing; the lower three driving wheels are respectively driven by three stepping motors 5 with the same model and are tightly attached to the surface of the cable 15 by matching with the pressure provided by the electric push rod 4 of the driving wheels; the driving wheel system is driven by a V-shaped belt 9 to realize the movement of the device; meanwhile, the ultrasonic probe 13 and the high-definition camera 11 start to work, and internal damage of the cable and surface PE damage are detected; the ground power supply and the upper computer respectively provide power for the stepping motor 5, the ultrasonic probe 13 and the high-definition camera 11 through wires and establish signal connection and data reading.
The above embodiments are only used to help understand the method and the core idea of the present invention; for the person skilled in the art, the details of the embodiments, applications and materials may vary widely according to the spirit of the embodiments of the present invention, and the content of the present description should not be construed as limiting the present invention.
Claims (8)
1. The utility model provides a but reducing bridge cable detection device which characterized in that: the device comprises a sheet metal shell (12), a high-definition camera (11) arranged at the top of the sheet metal shell (12), an ultrasonic probe (13) arranged on the inner side wall of the sheet metal shell (12), a guide wheel system arranged on the inner side wall of the sheet metal shell (12) and a driving wheel system arranged at the bottom of the sheet metal shell (12);
the sheet metal shell (12) comprises two semi-cylindrical shells, and locking mechanisms (14) are arranged on the axial edges of the semi-cylindrical shells; in the working state, the two semi-cylindrical shells form a cylinder shape through a locking mechanism (14);
the guide wheel system comprises a spring damping support rod (3), one end of the spring damping support rod (3) is fixedly connected with the top of the inner side wall of the sheet metal shell (12), the other end of the spring damping support rod (3) is connected with a first rubber wheel (2), the middle section of the spring damping support rod (3) is connected with one end of a guide wheel electric push rod (1), and the other end of the guide wheel electric push rod (1) is fixedly connected with the middle section of the inner side wall of the sheet metal shell (12);
the driving wheel system comprises a driving wheel electric push rod (4), one end of the driving wheel electric push rod (4) is fixedly connected with the bottom of the outer side wall of the sheet metal shell (12), the other end of the driving wheel electric push rod is connected with one end of a driving wheel support (6), the middle section of the driving wheel support (6) is fixedly connected with the bottom of the inner side wall of the sheet metal shell (12), and the other end of the driving wheel support (6) is connected with a second rubber wheel (7); one end of the driving wheel support (6), which is close to the driving wheel electric push rod (4), is fixedly connected with the stepping motor (5) through a motor flange (10), and a V belt (9) is connected between a power output shaft of the stepping motor (5) and a V belt wheel (8) coaxially arranged on one side of the second rubber wheel (7).
2. The apparatus of claim 1, wherein: the stepping motor (5), the high-definition camera (11) and the ultrasonic probe (13) are connected with a ground power supply and are in electrical signal connection with an upper computer.
3. The apparatus of claim 1, wherein: the locking mechanism (14) is locked by a hinge, a bolt or a buckle.
4. The apparatus of claim 1, wherein: the number of the guide wheel systems is three, and the guide wheel systems are distributed on the inner side wall of the sheet metal shell (12) in an equiangular and equidistant manner in the radial direction.
5. The apparatus of claim 1, wherein: the number of the driving wheel systems is three, and the driving wheel systems are radially distributed on the inner side wall of the sheet metal shell (12) at equal angles and at equal intervals.
6. The apparatus of claim 1, wherein: the guide wheel system and the driving wheel system are evenly distributed in a staggered mode in the radial direction of the cylindrical sheet metal shell (12).
7. The apparatus for detecting a bridge cable according to claim 1 or 2, wherein: the high-definition cameras (11) are not less than 3 and are distributed on the metal plate shell (12) in an equiangular and equidistant mode in the radial direction.
8. The apparatus for detecting a bridge cable according to claim 1 or 2, wherein: the number of the ultrasonic probes (13) is not less than 3, and the ultrasonic probes are distributed on the sheet metal shell (12) in an equiangular and equidistant manner in the radial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921961538.3U CN211014061U (en) | 2019-11-14 | 2019-11-14 | Diameter-variable bridge cable detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921961538.3U CN211014061U (en) | 2019-11-14 | 2019-11-14 | Diameter-variable bridge cable detection device |
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| Publication Number | Publication Date |
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| CN211014061U true CN211014061U (en) | 2020-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921961538.3U Active CN211014061U (en) | 2019-11-14 | 2019-11-14 | Diameter-variable bridge cable detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115128164A (en) * | 2022-08-30 | 2022-09-30 | 江苏双辉环境科技有限公司 | Wall-climbing flaw detection device for detection of cooling tower |
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2019
- 2019-11-14 CN CN201921961538.3U patent/CN211014061U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115128164A (en) * | 2022-08-30 | 2022-09-30 | 江苏双辉环境科技有限公司 | Wall-climbing flaw detection device for detection of cooling tower |
| CN115128164B (en) * | 2022-08-30 | 2022-11-11 | 江苏双辉环境科技有限公司 | Wall-climbing flaw detection device for detection of cooling tower |
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