CN220772996U - Probe fixture and steel rail welding seam scanner - Google Patents
Probe fixture and steel rail welding seam scanner Download PDFInfo
- Publication number
- CN220772996U CN220772996U CN202321845638.6U CN202321845638U CN220772996U CN 220772996 U CN220772996 U CN 220772996U CN 202321845638 U CN202321845638 U CN 202321845638U CN 220772996 U CN220772996 U CN 220772996U
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- Prior art keywords
- probe
- welding seam
- scanner
- steel rail
- rail
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Links
- 239000000523 sample Substances 0.000 title claims abstract description 57
- 238000003466 welding Methods 0.000 title claims abstract description 24
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 23
- 239000010959 steel Substances 0.000 title claims abstract description 23
- 230000000712 assembly Effects 0.000 claims description 7
- 238000000429 assembly Methods 0.000 claims description 7
- 238000001514 detection method Methods 0.000 abstract description 5
- 230000006978 adaptation Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000003832 thermite Substances 0.000 description 1
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- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The utility model discloses a probe clamp and a steel rail welding seam scanner, wherein the probe clamp comprises a clamp assembly; the clamp assembly comprises a bracket and a swinging frame; the swing frame is connected with the bracket by a spring, so that the swing frame can float up and down along the extending direction of the spring; the swinging frame is connected with a wedge block mounting seat capable of swinging back and forth; the support is provided with a connecting piece which is used for being connected with the main body of the steel rail welding seam scanner, and the connecting piece can swing in the left-right direction. The rail bottom probe of the rail welding seam scanner with the structure is connected with the host by using the clamp provided by the utility model, so that the rail bottom probe can swing in the front-back direction, the left-right direction and the up-down direction, the rail bottom probe can adapt to the shape of the surface of the rail and provide enough pressure to enable the probe to be tightly attached to the surface of the rail, and the detection result is more accurate.
Description
Technical Field
The utility model relates to a clamp for installing a rail bottom probe of a rail welding seam scanner and the rail welding seam scanner
Background
According to 2021, 1/2 rail break accidents are related to welded joints in the statistics of full-way rail break data, wherein thermite welding accounts for 81% of the breakage of the welded joints, so that the detection of steel rail welding seams is paid attention.
In the prior art, manual flaw detection is generally carried out by adopting portable instrument equipment. A plurality of ultrasonic probes are arranged on the existing portable flaw detector, and cracks on the steel rail are detected through ultrasonic waves. When the ultrasonic probe detects a flaw, the ultrasonic probe needs to be well attached to the surface of the steel rail, otherwise, the phenomenon of inaccurate detection can occur. However, the ultrasonic probe on the existing flaw detector is fixed, and it is difficult to completely attach the steel rail with uneven outer surface.
Disclosure of Invention
In view of the above, the utility model provides a probe clamp and a rail weld scanner, and an ultrasonic probe can rotate in the front-back, left-right and up-down directions after being connected with a rail weld scanner main body by using the probe clamp, and float in the up-down direction, so that the probe is adapted to rails with different surface shapes, and the probe is tightly attached to the surface of the rail.
In order to solve the technical problems, the technical scheme of the utility model is that the rail bottom probe clamp of the rail welding seam scanner comprises a clamp assembly; the clamp assembly comprises a bracket and a swinging frame; the swing frame is connected with the bracket by a spring, so that the swing frame can float up and down along the extending direction of the spring; the swinging frame is connected with a wedge block mounting seat capable of swinging back and forth; the support is provided with a connecting piece which is used for being connected with the main body of the steel rail welding seam scanner, and the connecting piece can swing in the left-right direction.
As an improvement, the bracket comprises a transverse plate and a vertical plate fixed with the transverse plate; a vertical guide slot hole is formed in the vertical plate, and a sliding shaft is fixed on the swing frame; the sliding shaft extends into the guide long hole and can slide up and down along the guide long hole. The sliding shaft is matched with the guide long hole to guide the whole probe assembly.
As another further improvement, the bracket is provided with a vertical upper positioning shaft, and the swinging frame is vertically provided with a lower positioning shaft corresponding to the upper positioning shaft in position; and two ends of the spring are respectively sleeved on the upper positioning shaft and the lower positioning shaft. The expansion and contraction direction of the spring is controlled, so that the probe assembly moves in a preset direction.
As an improvement, the number of the springs is 4, and the springs are respectively arranged at four corners of the swinging frame, so that the four corners of the swinging frame are stressed uniformly.
As an improvement, the wedge block mounting seat is connected with the swing frame by utilizing a front rotating shaft and a rear rotating shaft which are transversely arranged, so that the swing in the front-rear direction is realized.
As an improvement, the clamp assembly is provided with two groups arranged side by side. Two groups of probe assemblies are convenient to install.
As an improvement, the connecting piece is connected with the main body of the steel rail welding seam scanner by utilizing a left rotating shaft and a right rotating shaft, so that the swinging in the left-right direction is realized.
The utility model also provides a steel rail welding seam scanner, which comprises a steel rail welding seam scanner main body and a plurality of probe assemblies; the probe assembly is connected with the rail weld scanner main body by using the rail bottom probe clamp of the rail weld scanner.
As an improvement, the rail weld scanner rail bottom probe clamp and the probe assembly are two groups and are respectively arranged at the left side and the right side of the rail weld scanner main body.
The utility model has the advantages that: the rail bottom probe of the rail welding seam scanner with the structure is connected with the host by using the clamp provided by the utility model, so that the rail bottom probe can swing in the front-back direction, the left-right direction and the up-down direction, the rail bottom probe can adapt to the shape of the surface of the rail and provide enough pressure to enable the probe to be tightly attached to the surface of the rail, and the detection result is more accurate.
Drawings
Fig. 1 is a schematic perspective view of the present utility model.
Fig. 2 is a front view of the present utility model.
Fig. 3 is a schematic view of a rail weld scanner.
The marks in the figure: the device comprises a connecting piece 1, a bolt 2, a transverse plate 3, a vertical plate 4, a guide long hole 5, a sliding shaft 6, a wedge block installation seat 7, a swinging frame 8, a lower positioning shaft 9, a spring 10, an upper positioning shaft 11, a rotating shaft 12, a fastening bolt 13, a wedge block 100, a probe 200, a steel rail welding seam scanner main body 300 and a clamp assembly 400.
Detailed Description
In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the following specific embodiments.
As shown in fig. 1 and 2, the utility model provides a rail weld scanner rail bottom probe clamp, which comprises a clamp assembly 400; the clamp assembly 400 includes a bracket and a swing frame 8; the swinging frame 8 is connected with the bracket by a spring 10, so that the swinging frame 8 can float up and down along the extending direction of the spring 10; the swinging frame 8 is connected with a wedge block mounting seat 7 capable of swinging back and forth; the bracket is provided with a connecting piece 1 for being connected with the steel rail welding seam scanner main body 300, and the connecting piece 1 can swing in the left-right direction.
In particular, in order to guarantee the direction of movement of the oscillating frame 8, said support comprises a transverse plate 3 and a vertical plate 4 fixed to the transverse plate 3; a vertical guide long hole 5 is formed in the vertical plate 4, and a sliding shaft 6 is fixed on the swing frame 8; the sliding shaft 6 extends into the guide long hole 5 and can slide up and down along the guide long hole 5. The guide structures can be arranged at the front end and the rear end of the swinging frame 8.
In addition, in this embodiment, a vertical upper positioning shaft 11 is disposed on the bracket, and a lower positioning shaft 9 corresponding to the position of the upper positioning shaft 11 is vertically disposed on the swinging frame 8; the two ends of the spring 10 are respectively sleeved on the upper positioning shaft 11 and the lower positioning shaft 9. The extension and retraction direction of the spring 10 is controlled so that the probe 200 moves in a preset direction. The number of the springs 10 is 4, and the springs are respectively arranged at four corners of the swinging frame 8, so that the four corners of the swinging frame are stressed uniformly.
In order to realize the swing of the wedge block mounting seat 7 in the front-back direction, the wedge block mounting seat 7 is connected with the swing frame 8 by utilizing a front-back rotating shaft which is transversely arranged. The wedge mount 7 has an inverted U-shaped cross section, and the wedge 100 is fixed in the wedge mount 7 by a fastening bolt 13 so that the bottom thereof can be exposed. The probe 200 is fastened to the wedge 100 by means of bolts for exciting ultrasonic waves.
To achieve the swing of the bracket in the left-right direction, the connector 1 is connected with the rail weld scanner body 300 using left-right rotation shafts. The left and right rotating shafts are also transversely arranged, and the direction of the left and right rotating shafts is perpendicular to the front and rear rotating shafts at the wedge block mounting seat 7.
In addition, to mount two sets of probe assemblies (probe 200 and wedge 100), the clamp assembly 400 is two sets disposed side-by-side. The connector 1 is connected to the cross plate 3 by bolts 2 across the two clamp assemblies 400, connecting the two clamp assemblies 400 together.
As shown in fig. 3, the present utility model further provides a rail weld scanner, comprising a rail weld scanner body 300 and a plurality of probe assemblies; the probe assembly is connected to the rail weld scanner body 300 using the rail weld scanner rail foot probe clamp described above. In order to scan both sides of the steel rail at the same time, the probe clamp and the probe assembly of the steel rail welding seam scanner are two groups, which are respectively arranged at the left side and the right side of the main body 300 of the steel rail welding seam scanner.
In use, the probe 200 is secured to the wedge 100 with bolts, and then the wedge 100 is secured within the wedge mount 7 with the tightening bolts 13. The wedge block mounting seat 7 can swing in the front-back direction, the swinging bracket 8 can float in the up-down direction, the whole bracket assembly can swing in the left-right direction, and the spring 10 can also apply a pre-tightening force for pressing down the probe 200, so that the probe is tightly attached to the surface of a steel rail.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that the above-mentioned preferred embodiment should not be construed as limiting the utility model, and the scope of the utility model should be defined by the appended claims. It will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the spirit and scope of the utility model, and such modifications and adaptations are intended to be comprehended within the scope of the utility model.
Claims (9)
1. A probe fixture, characterized in that: comprises a clamp assembly; the clamp assembly comprises a bracket and a swinging frame; the swing frame is connected with the bracket by a spring, so that the swing frame can float up and down along the extending direction of the spring; the swinging frame is connected with a wedge block mounting seat capable of swinging back and forth; the support is provided with a connecting piece which is used for being connected with the main body of the steel rail welding seam scanner, and the connecting piece can swing in the left-right direction.
2. A probe clamp according to claim 1, wherein: the bracket comprises a transverse plate and a vertical plate fixed with the transverse plate; a vertical guide slot hole is formed in the vertical plate, and a sliding shaft is fixed on the swing frame; the sliding shaft extends into the guide long hole and can slide up and down along the guide long hole.
3. A probe clamp according to claim 1, wherein: a vertical upper positioning shaft is arranged on the bracket, and a lower positioning shaft corresponding to the upper positioning shaft in position is vertically arranged on the swinging frame; and two ends of the spring are respectively sleeved on the upper positioning shaft and the lower positioning shaft.
4. A probe clamp according to claim 1, wherein: the springs are 4 and are respectively arranged at four corners of the swinging frame.
5. A probe clamp according to claim 1, wherein: the wedge block mounting seat is connected with the swing frame by utilizing a front rotating shaft and a rear rotating shaft which are transversely arranged.
6. A probe clamp according to claim 1, wherein: the fixture component is composed of two groups which are arranged side by side.
7. A probe clamp according to claim 1, wherein: the connecting piece is connected with the main body of the steel rail welding seam scanner by utilizing the left rotating shaft and the right rotating shaft.
8. A steel rail welding seam scanner which is characterized in that: comprises a steel rail welding seam scanner main body and a plurality of probe assemblies; the probe assembly is connected to a rail weld scanner body using the probe clamp of any one of claims 1 to 7.
9. A rail weld scanner as defined in claim 8, wherein: the probe clamp and the probe assembly are two groups and are respectively arranged at the left side and the right side of the main body of the steel rail welding seam scanner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321845638.6U CN220772996U (en) | 2023-07-13 | 2023-07-13 | Probe fixture and steel rail welding seam scanner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321845638.6U CN220772996U (en) | 2023-07-13 | 2023-07-13 | Probe fixture and steel rail welding seam scanner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220772996U true CN220772996U (en) | 2024-04-12 |
Family
ID=90618532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321845638.6U Active CN220772996U (en) | 2023-07-13 | 2023-07-13 | Probe fixture and steel rail welding seam scanner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220772996U (en) |
-
2023
- 2023-07-13 CN CN202321845638.6U patent/CN220772996U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |