Phased array detection device adaptive to gradient change of rail bottom of steel rail

Abstract

The utility model relates to the technical field of railway safety monitoring, in particular to a phased array detection device adapting to the gradient change of a rail bottom of a steel rail. The utility model provides the phased array detection device adaptive to the gradient change of the rail bottom of the steel rail, which can automatically carry out phased array scanning detection on each direction of the steel rail, reduce the complexity and the cost of detection and improve the detection efficiency. A phased array detection device adapting to steel rail bottom gradient changes comprises a steel rail, a shell, a first motor and the like, the shell is placed on the upper side of the steel rail, and the first motor is connected to the inner side of the left front portion of the shell. The first motor is started, so that the wheels rotate on the surface of the steel rail, the top detection head and the second supporting frame are driven to automatically scan and detect the steel rail in all directions, and the effects that phased array scanning detection can be automatically conducted on the steel rail in all directions, the detection complexity and cost are reduced, and the detection efficiency is improved are achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to railway safety monitoring technical field especially relates to a phased array detection device suitable for the change of rail base slope. BACKGROUND

[0002] In the field of road safety maintenance, the integrity and reliability of steel rails, which serve as the foundation support structure for train operation, are of utmost importance. However, steel rails are subject to various factors during use, such as train load, environmental factors, and material aging, which can cause cracks, wear and other potential defects on the inside or surface of the steel rails. If these defects are not discovered and addressed in a timely manner, they can pose a serious threat to the smoothness and safety of train operation.

[0003] In the existing detection method for steel rail detection, the phased array detection head is used to detect the steel rail, which is an efficient detection method that can quickly and efficiently detect the steel rail. However, during the scanning and detection process using the phased array, manual assistance is still required for movement, which increases the complexity and cost of detection and also reduces the detection efficiency, making it relatively inconvenient.

[0004] Therefore, a phased array detection device suitable for the change of rail base slope is developed, which can automatically perform phased array scanning and detection in all directions of the steel rail, reducing the complexity and cost of detection and improving the detection efficiency. SUMMARY

[0005] In order to overcome the shortcomings of the existing steel rail detection, which still requires manual assistance for movement during the scanning and detection process using the phased array, increasing the complexity and cost of detection and also reducing the detection efficiency, a phased array detection device suitable for the change of rail base slope is provided, which can automatically perform phased array scanning and detection in all directions of the steel rail, reducing the complexity and cost of detection and improving the detection efficiency.

[0006] A phased array detection device suitable for the change of rail base slope, comprising a steel rail, a housing, a first motor, a wheel, a top detection assembly, and a lateral detection assembly. The housing is placed on the upper side of the steel rail. The first motor is connected to the inner left front part of the housing. The wheel is rotatably connected to the front and rear parts of the housing. The wheel at the front is connected to the output shaft of the first motor. The top detection assembly is arranged inside the housing to scan and detect the top of the steel rail. The lateral detection assembly is also arranged inside the housing to scan and detect the lateral direction of the steel rail.

[0007] Further, the device also includes a counterweight connected to the inner left rear part of the housing.

[0008] Further illustrate, top detection assembly includes first support frame, first electric push rod, spring, top detection head, the middle part of the shell is connected with first support frame, the upper side of first support frame is connected with first electric push rod, the connecting piece is arranged on the telescopic end of first electric push rod, and top detection head is connected with left and right two springs on the connecting piece.

[0009] Further illustrate, side detection assembly includes second support frame, second electric push rod, third electric push rod, motor bracket, second motor, rotating shaft and bottom detection head, the front and rear sides of the middle part of the shell are connected with second support frame, the upper side of second support frame is connected with second electric push rod, the telescopic end of second electric push rod is connected with third electric push rod, the telescopic end of third electric push rod is connected with motor bracket, the left side of motor bracket is connected with second motor, the output shaft of second motor is rotatably connected with rotating shaft, and the rotating shaft is rotatably connected with adjacent motor bracket, and the rotating shaft is connected with bottom detection head.

[0010] Further illustrate, it further includes third support frame and small wheel, the left and right sides of the rear part of the shell are connected with third support frame, the small wheel is rotatably connected with third support frame, and the small wheel is in contact with the rail.

[0011] Further illustrate, it further includes push plate, and the right side of the rail is connected with push plate.

[0012] The beneficial effects of the utility model are as follows: the utility model starts first motor, so that the wheel rotates on the surface of the rail, drives top detection head and second support frame to automatically scan and detect each direction of the rail, can automatically scan and detect each direction of the rail, reduces the complexity and cost of detection, and improves the detection efficiency. ACCURATE DRAWINGS

[0013] Figure 1 It is the three-dimensional structure schematic diagram of the utility model.

[0014] Figure 2 It is the three-dimensional structure sectional view schematic diagram of the wheel and top detection head of the utility model.

[0015] Figure 3 It is the three-dimensional structure sectional view schematic diagram of the second electric push rod and third electric push rod of the utility model.

[0016] Figure 4 It is the three-dimensional structure schematic diagram of the motor and bottom detection head of the utility model.

[0017] Figure 5 It is the three-dimensional structure schematic diagram of the support frame and support wheel of the utility model.

[0018] Markings in the drawings: 1: steel rail, 2: shell, 3: first motor, 4: wheel, 5: counterweight, 6: first support frame, 7: first electric push rod, 8: spring, 9: top detection head, 10: second support frame, 11: second electric push rod, 12: third electric push rod, 13: motor support, 14: second motor, 15: rotating shaft, 16: bottom detection head, 17: third support frame, 18: small wheel, 19: push plate. DETAILED DESCRIPTION

[0019] The utility model will now be described more fully hereinafter with reference to the accompanying drawings, in which currently preferred embodiments of the utility model are shown. The utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided for thoroughness and completeness, and fully convey the scope of the utility model to the skilled person.

[0020] A phased array detection device suitable for adapting to the change of rail bottom slope, as shown in Figures 1-5 The shell 2 is placed on the upper side of the steel rail 1, the first motor 3 is connected to the inner side of the left front part of the shell 2, the wheels 4 are rotationally connected to the front and rear parts of the shell 2, the wheel 4 at the front is connected to the output shaft of the first motor 3, the counterweight 5 is connected to the inner side of the left rear part of the shell 2, the first support frame 6 is connected to the inner side of the middle part of the shell 2, the first electric push rod 7 is connected to the upper side of the first support frame 6, the connecting piece is provided on the telescopic end of the first electric push rod 7, the top detection head 9 is connected to the connecting piece through the left and right springs 8, the second support frames 10 are connected to the left and right sides of the middle part of the shell 2, the second electric push rods 11 are connected to the second support frames 10, the third electric push rods 12 are connected to the telescopic ends of the second electric push rods 11, the motor supports 13 are connected to the telescopic ends of the third electric push rods 12, the second motors 14 are connected to the left sides of the motor supports 13, the rotating shafts 15 are rotationally connected to the output shafts of the second motors 14, the bottom detection heads 16 are connected to the rotating shafts 15, the third support frames 17 are connected to the left and right sides of the rear part of the shell 2, the small wheels 18 are rotationally connected to the third support frames 17, the springs 8 are in contact with the steel rail 1, and the push plate 19 is connected to the right side of the steel rail 1.

[0021] In use of the utility model, first, the device is placed on the steel rail 1 to be detected, so that the wheel 4 contacts the steel rail 1, then the first electric push rod 7 on the first support frame 6 can be started, so that the telescopic end of the first electric push rod 7 is pushed out, so that the connecting sheet moves downward, so that the top detection head 9 contacts the top of the steel rail 1 to be detected, the spring 8 is extruded and shrinks, under the reaction force of the spring 8, the top detection head 9 is attached to the top of the steel rail 1 to be detected, at the same time, the second electric push rod 11 on the second support frame 10 is started, so that the telescopic end of the second electric push rod 11 is shrunk, so that the bottom detection head 16 contacts the bottom of the steel rail 1, then the first motor 3 is started, so that the wheel 4 rotates on the steel rail 1, so that the top detection head 9 and the bottom detection head 16 can detect the upper and lower sides of the steel rail 1, when the slope changes, under the action of the spring 8, the top detection head 9 is always attached to the steel rail 1, so that different slope changes can be adapted, but when the front and rear sides of the steel rail 1 need to be scanned and detected, the third electric push rod 12 can be started, so that the telescopic end of the third electric push rod 12 is shrunk, the second electric push rod 11 is started to move the third electric push rod 12 upward, then the second motor 14 is started, so that the rotating shaft 15 rotates, so that the bottom detection head 16 rotates to face the side of the steel rail 1, the third electric push rod 12 is started, so that the bottom detection head 16 is attached to the side of the steel rail 1, then the side of the steel rail 1 can be detected by the bottom detection head 16, so that the function of automatically scanning and detecting each direction of the steel rail 1 is realized, the complexity and cost of detection are reduced, and the detection efficiency is improved, during the movement of the outer shell 2, the small wheels 18 on the third support frame 17 are always in contact with the side of the steel rail 1, the stability of the automatic detection of the device can be improved, the steel rail 1 in front of the detection can be cleaned by the push plate 19, so that the detection error is reduced while the wheel 4 moves on the steel rail 1, the center of gravity of the device can be adjusted to the center position by the action of the counterweight 5, and the stability during detection is improved.

[0022] Although the present disclosure has been described only with respect to a limited number of embodiments, those skilled in the art who benefit from the present disclosure will understand that various other embodiments can be designed without departing from the scope of the utility model. Therefore, the scope of the utility model should be limited only by the appended claims.

Claims

1. A phased array detection device adapted to changes in rail foot grade, characterized by: The utility model provides a steel rail scanning detection device, including steel rail (1), shell (2), first motor (3), wheel (4), top detection component and lateral detection component, the upside of steel rail (1) places shell (2), the left front inside of shell (2) is connected with first motor (3), the front and rear of shell (2) both rotatablely connected with wheel (4), and the wheel (4) of front is connected with the output shaft of first motor (3), and the inside of shell (2) is equipped with top detection component that can scan and detect the top of steel rail (1), and the inside of shell (2) is also equipped with lateral detection component that can scan and detect the lateral of steel rail (1).

2. A phased array inspection device adapted to follow changes in rail head cant according to claim 1, characterised in that: Further include counterweight (5), the left rear inside of shell (2) is connected with counterweight (5).

3. A phased array inspection device adapted to follow changes in rail head cant according to claim 1, characterised in that: Top detection component includes first support frame (6), first electric push rod (7), spring (8), top detection head (9), the inside of shell (2) middle is connected with first support frame (6), and the upside of first support frame (6) is connected with first electric push rod (7), and the telescopic end of first electric push rod (7) is equipped with connecting piece, and the connecting piece is connected with top detection head (9) through left and right two springs (8).

4. A phased array inspection apparatus to accommodate variations in rail head cant according to claim 3, characterised in that: Lateral detection component includes second support frame (10), second electric push rod (11), third electric push rod (12), motor support (13), second motor (14), rotary shaft (15) and bottom detection head (16), and the both sides of shell (2) middle are connected with second support frame (10), and the both sides of second support frame (10) are connected with second electric push rod (11), and the telescopic end of second electric push rod (11) is connected with third electric push rod (12), and the telescopic end of third electric push rod (12) is connected with motor support (13), and the left side of motor support (13) is connected with second motor (14), and the output shaft of second motor (14) is rotatablely connected with rotary shaft (15), and rotary shaft (15) is rotatablely connected with adjacent motor support (13), and rotary shaft (15) is connected with bottom detection head (16).

5. A phased array inspection apparatus to accommodate variations in rail head cant according to claim 4, characterised in that: Further include third support frame (17) and small wheel (18), and the both sides of shell (2) rear are connected with third support frame (17), and the both sides of third support frame (17) are rotatablely connected with small wheel (18), and spring (8) steel rail (1) is in contact with steel rail (1).

6. A phased array inspection apparatus to accommodate variations in rail head cant according to claim 5, characterised in that: Further include push plate (19), and the right side of steel rail (1) is connected with push plate (19).

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