CN218767188U - Vehicle-mounted ultrasonic detection device for partial discharge state of contact network insulator - Google Patents
Vehicle-mounted ultrasonic detection device for partial discharge state of contact network insulator Download PDFInfo
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- CN218767188U CN218767188U CN202223081498.8U CN202223081498U CN218767188U CN 218767188 U CN218767188 U CN 218767188U CN 202223081498 U CN202223081498 U CN 202223081498U CN 218767188 U CN218767188 U CN 218767188U
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Abstract
The utility model discloses a vehicle-mounted ultrasonic detection device for a local discharge state of a contact network insulator, which comprises a trapezoidal base, wherein the top of the trapezoidal base is provided with a top mounting surface, the left side and the right side of the top mounting surface are respectively provided with a first mounting inclined surface and a second mounting inclined surface, and a plurality of ultrasonic probes are arranged on the top mounting surface, the first mounting inclined surface and the second mounting inclined surface in an array manner; the utility model discloses can install at the top that the contact net synthesized detection train, and then the running that accompanies the train carries out quick ultrasonic detection to the contact net insulator directly over the train top and to the one side, adopts the utility model discloses the efficiency that detects is carried out to the contact net insulator compares the artifical efficiency that detects the contact net insulator and has improved more than 20 times.
Description
Technical Field
The utility model belongs to the technical field of the contact net insulator detects, concretely relates to vehicular contact net insulator partial discharge state ultrasonic testing device.
Background
The contact net insulator is an insulating part used for keeping the contact net suspension of the train to the ground and contacting the suspension, and simultaneously, the contact net insulator can play a role in mechanical connection of the contact net. Because the contact net insulator is exposed in the external environment and is subjected to larger load, the contact net insulator is easy to damage, and once the contact net insulator is damaged, the insulation of the contact net to the ground and the contact suspension cannot be effectively ensured. Therefore, in order to ensure the safe and normal operation of the contact network, ultrasonic detection is required to be frequently performed on the insulator of the contact network on the train line.
At present, the ultrasonic detector with the horn mouth is generally used on a railway to realize the detection of the partial discharge state of the contact net insulator, the ultrasonic detector is manually held, and then the horn mouth of the ultrasonic detector is close to and aligned with the contact net insulator to be detected, so that the detection of the discharge state of the insulator can be realized. However, the railway contact net has a long line, the number of contact net insulators is large, and the contact net insulators are generally erected right above or obliquely above the top of the train and have a certain height. Consequently, the maintenance work load of detecting the contact net insulator in proper order through the handheld ultrasonic detector of manual work is huge, and the maintainer must get into the rail way district in electrified skylight point and just can detect moreover, leads to the handheld ultrasonic detector of manual work to detect the detection efficiency ten minutes of contact net insulator low, also appears leaking the problem of examining easily.
Consequently, to current adopt artifical handheld ultrasonic detection to carry out the detection efficiency who ultrasonic detection exists with the contact net insulator along the railway low, the staff operation is inconvenient, the problem of lou examining appears easily, the utility model discloses a vehicular contact net insulator partial discharge state ultrasonic detection device.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a vehicular contact net insulator partial discharge state ultrasonic testing device can install at the top that the contact net comprehensively detected the train, carries out high-efficient ultrasonic detection at the contact net comprehensive detection train's the in-process of traveling to the contact net insulator along the railway line.
The utility model discloses a following technical scheme realizes:
the utility model provides a vehicular contact net insulator partial discharge state ultrasonic testing device, includes trapezoidal base, the top of trapezoidal base is provided with the top installation face, the left and right sides of top installation face is provided with first installation inclined plane and second installation inclined plane respectively, all the array is provided with a plurality of ultrasonic transducer on top installation face, first installation inclined plane, the second installation inclined plane.
The trapezoidal base is installed in the top intermediate position of contact net integrated detection train, and trapezoidal base includes three installation face, is the top installation face that is on a parallel with ground respectively to and set up first installation inclined plane and the second installation inclined plane in the top installation face left and right sides. The ultrasonic detection device comprises a top mounting surface, a first mounting inclined surface and a second mounting inclined surface, wherein the top mounting surface, the first mounting inclined surface and the second mounting inclined surface are all provided with towing rod ultrasonic probes in an array mode, the ultrasonic probes on the top mounting surface are used for carrying out ultrasonic detection on contact net insulators located in the top area of a contact net comprehensive detection train, and the ultrasonic probes on the first mounting inclined surface and the second mounting inclined surface are used for carrying out ultrasonic detection on contact net insulating terminals located above the two sides of the top of the contact net comprehensive detection train. Meanwhile, the ultrasonic probes are arranged on the first installation inclined plane and the second installation inclined plane, so that the contact net comprehensive detection train can perform ultrasonic detection on the contact net insulator obliquely above the top of the contact net comprehensive detection train when the contact net comprehensive detection train runs in two directions.
In order to better realize the utility model discloses, it is further that first installation inclined plane and second installation inclined plane set up about the mid-plane symmetry of top installation face, and first installation inclined plane and second installation inclined plane are the same for the inclination of horizontal plane.
In order to better implement the present invention, further, the first and second inclined installation surfaces have an inclination angle of 33 ° to 80 ° with respect to the horizontal plane.
In order to better realize the present invention, further, the first installation inclined plane and the second installation inclined plane have an inclination angle of 66 ° relative to the horizontal plane.
In order to realize the utility model discloses, further, a plurality of ultrasonic transducer use the center of place face to present the setting of spiral radial array as the benchmark.
In order to better realize the utility model discloses, it is further that a plurality of ultrasonic transducer use the center of place face as the benchmark and be the setting of annular array.
In order to realize the utility model discloses, further, a plurality of ultrasonic transducer use the center of face in place as the benchmark and be the linear array setting.
In order to realize better the utility model discloses, it is further, the top of trapezoidal base is provided with the top installation mouth, and the top ultrasonic probe base plate is equipped with in the top installation mouth horizontal installation in order to constitute the top installation face, the left and right sides at the top of trapezoidal base is provided with the side installation mouth, the side ultrasonic probe base plate is installed in the slope in the side installation mouth in order to constitute first installation inclined plane and second installation inclined plane respectively.
In order to realize better the utility model discloses, it is further, the front side and/or the rear side of trapezoidal base are provided with power cord joint and signal line and connect, power cord joint and signal line connect all to be connected with ultrasonic transducer.
In order to better realize the utility model discloses, it is further, the front side and/or the rear side of trapezoidal base are provided with the waterproof cable joint that supplies ultrasonic probe's connecting cable to pass.
Compared with the prior art, the utility model, have following advantage and beneficial effect:
the utility model discloses a trapezoidal base of top installation at the contact net integrated detection train, and at the top installation face of trapezoidal base, and be located the array and set up a plurality of ultrasonic transducer on the first installation inclined plane of top installation face left and right sides and the second installation inclined plane, and then at the in-process that the contact net integrated detection train went, the ultrasonic wave that sends through ultrasonic transducer carries out high-efficient detection to the contact net insulator along the railway line, the mode that has replaced artifical the detection, and then improved the detection efficiency to the contact net insulator greatly, the condition of having avoided lou examining simultaneously takes place.
Drawings
FIG. 1 is a schematic perspective view of an ultrasonic testing apparatus;
FIG. 2 is a schematic cross-sectional view of an ultrasonic testing apparatus;
FIG. 3 is a schematic diagram of an ultrasonic probe arranged in a spiral radial array;
FIG. 4 is a schematic view of an ultrasonic probe disposed along an annular array;
FIG. 5 is a schematic view of an ultrasonic probe disposed along a linear array;
fig. 6 is a schematic view showing the installation of the ultrasonic probe.
Wherein: 1-a trapezoidal base; 2-an ultrasonic probe; 01-a first mounting ramp; 02-a second mounting ramp; 11-roof mounting surface.
Detailed Description
Example 1:
the vehicle-mounted ultrasonic detection device for the partial discharge state of the contact network insulator in the embodiment is shown in fig. 1 and 6 and comprises a trapezoidal base 1, wherein a top mounting surface 11 is arranged at the top of the trapezoidal base 1, a first mounting inclined surface 01 and a second mounting inclined surface 02 are respectively arranged on the left side and the right side of the top mounting surface 11, and a plurality of ultrasonic probes 2 are arranged on the top mounting surface 11, the first mounting inclined surface 01 and the second mounting inclined surface 02 in an array mode.
A plurality of ultrasonic probes 2 are arranged on the top mounting surface 11 of the trapezoidal base 1 and the first mounting inclined surface 01 and the second mounting inclined surface 02 on two sides of the top mounting surface 11 in an array mode. According to the position of the contact net insulator relative to the contact net comprehensive detection train, the number and the distribution positions of the ultrasonic probes 2 on each mounting surface are set adaptively, so that the ultrasonic probes 2 on the top mounting surface 11, the first mounting inclined surface 01 and the second mounting inclined surface 02 can completely cover the area right above the top of the contact net comprehensive detection train and the area obliquely above two sides of the top of the contact net comprehensive detection train, and then the contact net insulator on the train operation line is subjected to full-coverage detection.
Simultaneously, all be provided with ultrasonic transducer 2 on first installation inclined plane 01 and the second installation inclined plane 02 through both sides, and then guaranteed that contact net comprehensive testing train can both carry out ultrasonic detection to the contact net insulator of its top oblique top when two-way traveling.
Example 2:
this embodiment is further optimized on the basis of embodiment 1, wherein the first inclined mounting surface 01 and the second inclined mounting surface 02 are symmetrically arranged about a vertical plane of the roof mounting surface 11, and the inclined angles of the first inclined mounting surface 01 and the second inclined mounting surface 02 relative to a horizontal plane are the same.
Further, the inclination angle of the first mounting inclined surface 01 and the second mounting inclined surface 02 relative to the horizontal plane is 33-80 degrees.
Further, the first installation inclined surface 01 and the second installation inclined surface 02 are inclined at an angle of 66 ° relative to the horizontal plane.
Other parts of this embodiment are the same as embodiment 1, and thus are not described again.
Example 3:
this embodiment is further optimized based on the above embodiment 1 or 2, and as shown in fig. 3, a plurality of ultrasonic probes 2 are arranged in a spirally radial array with respect to the center of the plane.
The ultrasonic probes 2 which are spirally and radially arranged by taking the center of the plane as a reference correspond to supporting device insulators, lightning arrester insulators, isolating switch insulators, segmented insulators and the like which are arranged in a non-tunnel region or a tunnel region for detection. The plurality of ultrasonic probes 2 are spirally and radially arranged, so that the intensity of ultrasonic waves and a detection area are considered.
As shown in fig. 4, the plurality of ultrasonic probes 2 are arranged in an annular array with reference to the center of the plane, and the ultrasonic probes 2 arranged in the annular array generally correspond to a support device insulator, a lightning arrester insulator, and a disconnector insulator for detecting a non-tunnel region. Because the supporting device insulator, the lightning arrester insulator and the isolating switch insulator in the non-tunnel area are generally arranged at the top of the bracket at one side of the train track, the insulator is positioned obliquely above the top of the train.
As shown in fig. 5, the plurality of ultrasonic probes 2 are arranged in a linear array with respect to the center of the plane, and are generally used for insulator detection in a tunnel region. Because the environment in the tunnel is airtight relatively, and the insulator in the tunnel is less with train top interval, consequently adopt the mode of linear setting ultrasonic probe 2, guarantee ultrasonic wave intensity when reducing ultrasonic probe 2 quantity.
The number of the ultrasonic probes 2 on each mounting surface is more than or equal to 32, and the distance between the adjacent ultrasonic probes 2 is between 5cm and 20 cm.
The rest of this embodiment is the same as embodiment 1 or 2, and therefore, the description thereof is omitted.
Example 4:
the present embodiment is further optimized based on any one of the above embodiments 1 to 3, as shown in fig. 2 and fig. 6, a top mounting opening is provided at the top of the trapezoidal base 1, a top ultrasonic probe substrate is horizontally mounted in the top mounting opening to form a top mounting surface 11, side mounting openings are provided at the left and right sides of the top of the trapezoidal base 1, and side ultrasonic probe substrates are obliquely mounted in the side mounting openings to form a first mounting inclined surface 01 and a second mounting inclined surface 02 respectively.
Further, the side ultrasonic probe base plate has all covered waterproof ventilated membrane with top ultrasonic probe base plate, further promotes whole detection device's waterproof dustproof performance for whole detection device can reach IP 67's protection level.
Other parts of this embodiment are the same as any of embodiments 1 to 3, and thus are not described again.
Example 5:
the present embodiment is further optimized on the basis of any one of the above embodiments 1 to 4, and a power line connector and a signal line connector are arranged on the front side and/or the rear side of the trapezoidal base 1, and both the power line connector and the signal line connector are connected with the ultrasonic probe 2.
Through setting up power line joint and signal line joint, can realize convenient external power supply and signal detection device, and then convenient 2 power supplies power and in time transmits ultrasonic probe 2's detected signal to ultrasonic probe 2.
Further, the front side and/or the rear side of trapezoidal base 1 are provided with the waterproof cable joint that supplies ultrasonic probe 2's connecting cable to pass, and waterproof cable joint is when having guaranteed the leakproofness of trapezoidal base 1 inner space for ultrasonic probe 2's cable can extend to trapezoidal base 1's outside through waterproof cable joint, realizes ultrasonic probe 2 and external power source or signal detection device's convenient connection.
Other parts of this embodiment are the same as any of embodiments 1 to 4, and thus are not described again.
The above is only the preferred embodiment of the present invention, not to the limitation of the present invention in any form, all the technical matters of the present invention all fall into the protection scope of the present invention to any simple modification and equivalent change of the above embodiments.
Claims (10)
1. The utility model provides a vehicular contact net insulator partial discharge state ultrasonic testing device, includes trapezoidal base (1), its characterized in that, the top of trapezoidal base (1) is provided with top installation face (11), the left and right sides of top installation face (11) is provided with first installation inclined plane (01) and second installation inclined plane (02) respectively, all the array is provided with a plurality of ultrasonic probe (2) on top installation face (11), first installation inclined plane (01), second installation inclined plane (02).
2. The vehicle-mounted ultrasonic detection device for the partial discharge state of the contact network insulator as claimed in claim 1, wherein the first installation inclined surface (01) and the second installation inclined surface (02) are symmetrically arranged about a vertical plane of the top installation surface (11), and the inclined angles of the first installation inclined surface (01) and the second installation inclined surface (02) relative to a horizontal plane are the same.
3. The vehicle-mounted ultrasonic detection device for the partial discharge state of the insulator of the contact network according to claim 2, wherein the inclination angles of the first installation inclined surface (01) and the second installation inclined surface (02) relative to the horizontal plane are 33-80 degrees.
4. The vehicle-mounted ultrasonic testing device for the partial discharge state of the insulator of the contact network according to claim 3, wherein the relative inclination angles of the first installation inclined surface (01) and the second installation inclined surface (02) and the horizontal plane are 66 degrees.
5. The vehicle-mounted ultrasonic testing device for the partial discharge state of the contact network insulator according to any one of claims 1 to 4, wherein the plurality of ultrasonic probes (2) are arranged in a spiral radial array by taking the center of the plane where the probes are located as a reference.
6. The vehicle-mounted ultrasonic testing device for the partial discharge state of the contact network insulator according to any one of claims 1 to 4, wherein the plurality of ultrasonic probes (2) are arranged in an annular array by taking the center of the plane where the probes are located as a reference.
7. The vehicle-mounted ultrasonic testing device for the partial discharge state of the contact network insulator according to any one of claims 1 to 4, wherein the plurality of ultrasonic probes (2) are arranged in a linear array by taking the center of the surface where the probes are located as a reference.
8. The vehicle-mounted ultrasonic testing device for the partial discharge state of the contact network insulator as claimed in any one of claims 1 to 4, wherein a top mounting opening is formed in the top of the trapezoidal base (1), a top ultrasonic probe substrate is horizontally mounted in the top mounting opening to form a top mounting surface (11), side mounting openings are formed in the left side and the right side of the top of the trapezoidal base (1), and side ultrasonic probe substrates are obliquely mounted in the side mounting openings to form a first mounting inclined surface (01) and a second mounting inclined surface (02) respectively.
9. The vehicle-mounted ultrasonic testing device for the partial discharge state of the contact network insulator according to any one of claims 1 to 4, wherein a power line connector and a signal line connector are arranged on the front side and/or the rear side of the trapezoidal base (1), and the power line connector and the signal line connector are both connected with the ultrasonic probe (2).
10. The vehicle-mounted ultrasonic detection device for the partial discharge state of the insulator of the contact network according to claim 9, wherein a waterproof cable joint for a connection cable of the ultrasonic probe (2) to pass through is arranged on the front side and/or the rear side of the trapezoidal base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223081498.8U CN218767188U (en) | 2022-11-21 | 2022-11-21 | Vehicle-mounted ultrasonic detection device for partial discharge state of contact network insulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223081498.8U CN218767188U (en) | 2022-11-21 | 2022-11-21 | Vehicle-mounted ultrasonic detection device for partial discharge state of contact network insulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218767188U true CN218767188U (en) | 2023-03-28 |
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ID=85651400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223081498.8U Active CN218767188U (en) | 2022-11-21 | 2022-11-21 | Vehicle-mounted ultrasonic detection device for partial discharge state of contact network insulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218767188U (en) |
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2022
- 2022-11-21 CN CN202223081498.8U patent/CN218767188U/en active Active
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