CN211785337U

CN211785337U - Dynamic testing device for steel rail flaw detection

Info

Publication number: CN211785337U
Application number: CN201922196449.0U
Authority: CN
Inventors: 武宏忠
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-09
Filing date: 2019-12-09
Publication date: 2020-10-27
Anticipated expiration: 2029-12-09

Abstract

The utility model discloses a rail dynamic test device that detects a flaw relates to the rail technical field that detects a flaw, including the hydraulic pump, the top fixedly connected with hydraulic stem of hydraulic pump, the top fixedly connected with rail of hydraulic stem, one side fixedly connected with fixture block of rail, one side fixedly connected with of fixture block links the frame, the flexible post of bottom fixedly connected with of even frame, the loop bar has been cup jointed to the surface of flexible post, one side fixedly connected with fixed column of rail. The dynamic test device for steel rail flaw detection can freely improve the height of a steel rail through the matching arrangement of the hydraulic pump, the hydraulic rod, the steel rail, the clamping block, the connecting frame, the telescopic column and the sleeve rod, and solves the problem that the existing steel rail is inconvenient to process; through the cooperation setting of rail, fixed column, circular slot, snap ring, swash plate, walking groove and gyro wheel, can make the test device take one's place more fast, solved the heavy relatively hard condition of placing on the rail of current flaw detector.

Description

Dynamic testing device for steel rail flaw detection

Technical Field

The utility model relates to a rail flaw detection technical field specifically is rail flaw detection dynamic test device.

Background

Steel rails are the main components of railway tracks. Its function is to guide the wheels of the rolling stock forward, to bear the great pressure of the wheels and to transmit them to the sleepers. The rails must provide a continuous, smooth and minimally resistive rolling surface for the wheel. In the electric railway or automatic block section, the rail can also be used as a track circuit. The rail often needs flaw detection, and ultrasonic flaw detection is the most widely applied flaw detection mode in the technical field of detection, and the development and the test of nondestructive detection equipment cannot leave the detected object. The main function of ultrasonic rail inspection is to detect the damage of the rail itself, for example: the head of the steel rail is damaged by nuclear injury, vertical splitting, bolt hole cracks at the waist of the steel rail, crescent-shaped damage at the bottom of the steel rail, various damages caused by welding and fatigue, and the like. Before the detection device is used, the detection performance of the detection device needs to be tested.

The existing steel rail flaw detection dynamic test device has the following defects:

1. the steel rail needs to be processed before detection, and is flatly laid on the ground, so that the steel rail is inconvenient to process;

2. the detection is heavier, the higher steel rail is inconvenient to put on, and the test device is difficult and troublesome to take place.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a rail dynamic test device that detects a flaw, through the top fixedly connected with hydraulic stem at the hydraulic pump, the top fixedly connected with rail of hydraulic stem, one side fixedly connected with fixture block of rail, one side fixedly connected with of fixture block links the frame, the flexible post of bottom fixedly connected with of even frame, the loop bar has been cup jointed to the surface of flexible post, one side fixedly connected with fixed column of rail, the circular slot has been seted up to the surface of fixed column, one side fixedly connected with swash plate of snap ring, the walking groove has been seted up at the top of swash plate, the surface in walking groove is provided with the line, the problem of proposing among the above.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the dynamic test device for steel rail flaw detection comprises a hydraulic pump, wherein a hydraulic rod is fixedly connected to the top of the hydraulic pump, a steel rail is fixedly connected to the top of the hydraulic rod, a clamping block is fixedly connected to one side of the steel rail, a connecting frame is fixedly connected to one side of the clamping block, a telescopic column is fixedly connected to the bottom of the connecting frame, a loop bar is sleeved on the outer surface of the telescopic column, a fixed column is fixedly connected to one side of the steel rail, a circular groove is formed in the outer surface of the fixed column, a clamping ring is sleeved on one side of the fixed column, an inclined plate is fixedly connected to one side of the clamping ring, a walking groove is formed in the top of the inclined plate, a flaw detection wheel is movably connected to the top of the steel rail, a.

Optionally, the number of the hydraulic pumps is four, and every two hydraulic pumps of the four hydraulic pumps are fixedly connected with one steel rail.

Optionally, the fixture block is adapted to the steel rail, and the width of the fixture block is greater than that of the connecting frame. The clamping blocks are welded with the steel rail.

Optionally, a threaded hole is formed in one side of the telescopic column, and the telescopic column is made of high-strength steel.

Optionally, the bottom of the loop bar and the bottom of the hydraulic pump are on the same horizontal plane, and a knob is connected to one side of the loop bar through threads.

Optionally, the length of the circular groove is one third of the length of the fixing column, and the circular groove is matched with the snap ring.

Optionally, the number of walking grooves is two, two the surface of walking groove is provided with the line, two walking groove and gyro wheel looks adaptation.

(III) advantageous effects

The utility model provides a rail dynamic test device of detecting a flaw possesses following beneficial effect:

1. this rail dynamic test device that detects a flaw, through the top fixedly connected with hydraulic stem at the hydraulic pump, the top fixedly connected with rail of hydraulic stem, can improve the height of rail through the hydraulic stem, it is more convenient to make the processing of rail, through the one side fixedly connected with fixture block at the rail, one side fixedly connected with of fixture block links the frame, the flexible post of bottom fixedly connected with that links the frame, the loop bar has been cup jointed to the surface of flexible post, can link a cooperation through the fixture block, support the middle part of rail, and it is fixed to flexible post to use the knob, make the structure of rail more firm, through the hydraulic pump, the hydraulic stem, the rail, the fixture block, link the frame, the cooperation setting of flexible post and loop bar, the height of improvement rail that can be free, the inconvenient condition of current rail processing has been solved.

2. This dynamic test device of rail flaw detection, through one side fixedly connected with fixed column at the rail, the circular slot has been seted up to the surface of fixed column, circular slot and snap ring looks adaptation, can make the snap ring card in the circular slot, thereby fix on the fixed column, through the one side fixedly connected with swash plate at the snap ring, the walking groove has been seted up at the top of swash plate, the surface of walking groove is provided with the line, and with gyro wheel looks adaptation, can make to have great frictional force between gyro wheel and the walking groove, thereby make the appearance of detecting a flaw remove fast to the rail, through the rail, the fixed column, the circular slot, the snap ring, the swash plate, the cooperation setting of walking groove and gyro wheel, it is quicker to make testing arrangement take one's place, the heavy appearance of detecting a flaw of having solved.

Drawings

Fig. 1 is a schematic structural view of a first viewing angle of the present invention;

fig. 2 is a schematic structural view of a second viewing angle of the present invention;

fig. 3 is a schematic structural diagram of the sloping plate of the present invention.

In the figure: 1-hydraulic pump, 2-hydraulic rod, 3-steel rail, 4-fixture block, 5-connecting frame, 6-telescopic column, 7-loop bar, 8-fixed column, 10-snap ring, 11-inclined plate, 12-traveling groove, 13-flaw detection wheel, 14-flaw detector and 15-roller.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 3, the present invention provides a technical solution: dynamic test device is detected a flaw to rail, including hydraulic pump 1, hydraulic pump 1's top fixedly connected with hydraulic stem 2, hydraulic stem 2's top fixedly connected with rail 3, one side fixedly connected with fixture block 4 of rail 3, one side fixedly connected with of fixture block 4 links frame 5, link frame 5's flexible post 6 of bottom fixedly connected with, loop bar 7 has been cup jointed to flexible post 6's surface, one side fixedly connected with fixed column 8 of rail 3, the circular slot has been seted up to fixed column 8's surface, snap ring 10 has been cup jointed to one side of fixed column 8, one side fixedly connected with swash plate 11 of snap ring 10, walking groove 12 has been seted up at swash plate 11's top, rail 3's top swing joint has flaw detection wheel 13, flaw detection wheel 13's top fixedly connected with flaw detector 14, flaw detector 14's one.

As an optimal technical solution of the utility model: the quantity of hydraulic pump 1 is four, and every two of four hydraulic pumps 1 are a set of and a rail 3 fixed connection, can improve the height of rail 3 through hydraulic stem 2, and

fixture block

4 and 3 looks adaptations of rail, the width of fixture block 4 is greater than the width of even frame 5. Fixture block 4 and rail 3 welding, fixture block 4 fixed connection is in the middle part of rail 3 one side, even 5 supports the bottom at rail 3, threaded hole has been seted up to one side of flexible post 6, the material of flexible post 6 is the high strength steel, the bottom of loop bar 7 is in on the same horizontal plane with the bottom of hydraulic pump 1, one side threaded connection of loop bar 7 has the knob, the screw rod and the threaded hole cooperation of knob, can make flexible post 6 fixed, the length of circular slot is the third of fixed column 8 length, circular slot and snap ring 10 looks adaptation, swash plate 11 can fix on rail 3 with various angles, the quantity of walking groove 12 is two, the surface of two walking grooves 12 is provided with the line, two walking grooves 12 and gyro wheel 15 looks adaptations, can make to have great frictional force between gyro wheel 15 and the walking groove 12, thereby make flaw detector 14 move fast on rail 3.

When the user uses, start hydraulic pump 1, with 2 jack-ups of hydraulic stem rail 3, handle rail 3, carry out various simulations, with the knob screw rod precession screw hole in, make flexible post 6 fixed with loop bar 7, block into snap ring 10 in the circular slot, the one end of swash plate 11 is placed subaerial, moves flaw detector 14 to rail 3 through walking groove 12 on, the dynamic experiment operation of detecting a flaw.

In conclusion, when the dynamic test device for steel rail flaw detection is used, the hydraulic rod 2 is fixedly connected to the top of the hydraulic pump 1, the steel rail 3 is fixedly connected to the top of the hydraulic rod 2, the height of the steel rail 3 can be increased through the hydraulic rod 2, the steel rail 3 is more convenient to treat, by fixedly connecting a fixture block 4 on one side of a steel rail 3, fixedly connecting a connecting frame 5 on one side of the fixture block 4, fixedly connecting a telescopic column 6 at the bottom of the connecting frame 5, sleeving a loop bar 7 on the outer surface of the telescopic column 6, the steel rail can be matched with the connecting frame 5 through the fixture block 4, the middle part of the steel rail 3 is supported, and the telescopic column 6 is fixed by using a knob, so that the structure of the steel rail 3 is more stable, through the matching arrangement of the hydraulic pump 1, the hydraulic rod 2, the steel rail 3, the fixture block 4, the connecting frame 5, the telescopic column 6 and the loop bar 7, the height of the steel rail 3 can be freely increased, and the problem that the conventional steel rail 3 is inconvenient to process is solved; through one side fixedly connected with fixed column 8 at rail 3, the circular slot has been seted up to the surface of fixed column 8, circular slot and snap ring 10 looks adaptation, can make snap ring 10 card in the circular slot, thereby fix on fixed column 8, through one side fixedly connected with swash plate 11 at snap ring 10, walking groove 12 has been seted up at swash plate 11's top, walking groove 12's surface is provided with the line, and with gyro wheel 15 looks adaptation, can make to have great frictional force between gyro wheel 15 and the walking groove 12, thereby make flaw detector 14 remove fast to rail 3 on, through rail 3, fixed column 8, the circular slot, snap ring 10, swash plate 11, walking groove 12 and gyro wheel 15's cooperation setting, can make the test device take one's place more fast, the condition that current flaw detector 14 was heavy to be placed on rail 3 relatively hard has been solved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The dynamic test device for steel rail flaw detection is characterized in that: the device comprises a hydraulic pump (1), a hydraulic rod (2) is fixedly connected to the top of the hydraulic pump (1), a steel rail (3) is fixedly connected to the top of the hydraulic rod (2), a clamping block (4) is fixedly connected to one side of the steel rail (3), a connecting frame (5) is fixedly connected to one side of the clamping block (4), a telescopic column (6) is fixedly connected to the bottom of the connecting frame (5), a sleeve rod (7) is sleeved on the outer surface of the telescopic column (6), a fixed column (8) is fixedly connected to one side of the steel rail (3), a circular groove is formed in the outer surface of the fixed column (8), a clamping ring (10) is sleeved on one side of the fixed column (8), an inclined plate (11) is fixedly connected to one side of the clamping ring (10), a walking groove (12) is formed in the top of the inclined plate (11), and a flaw detection wheel, the top fixedly connected with flaw detector (14) of wheel (13) detects a flaw, one side swing joint of flaw detector (14) has gyro wheel (15).

2. The dynamic rail flaw detection test apparatus according to claim 1, characterized in that: the hydraulic pump is characterized in that the number of the hydraulic pumps (1) is four, and every two hydraulic pumps (1) are fixedly connected with one steel rail (3) in a group.

3. The dynamic rail flaw detection test apparatus according to claim 1, characterized in that: the fixture block (4) is matched with the steel rail (3), the width of the fixture block (4) is larger than that of the connecting frame (5), and the fixture block (4) is welded with the steel rail (3).

4. The dynamic rail flaw detection test apparatus according to claim 1, characterized in that: threaded holes are formed in one side of the telescopic column (6), and the telescopic column (6) is made of high-strength steel.

5. The dynamic rail flaw detection test apparatus according to claim 1, characterized in that: the bottom of the loop bar (7) and the bottom of the hydraulic pump (1) are positioned on the same horizontal plane, and a knob is connected to one side of the loop bar (7) through threads.

6. The dynamic rail flaw detection test apparatus according to claim 1, characterized in that: the length of the circular groove is one third of that of the fixing column (8), and the circular groove is matched with the clamping ring (10).

7. The dynamic rail flaw detection test apparatus according to claim 1, characterized in that: the number of walking grooves (12) is two, two the surface of walking groove (12) is provided with the line, two walking groove (12) and gyro wheel (15) looks adaptation.