CN112097727B - Sensor mounting clamp and mounting method for deformation test of skirt board of high-speed train - Google Patents
Sensor mounting clamp and mounting method for deformation test of skirt board of high-speed train Download PDFInfo
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- CN112097727B CN112097727B CN202010973816.8A CN202010973816A CN112097727B CN 112097727 B CN112097727 B CN 112097727B CN 202010973816 A CN202010973816 A CN 202010973816A CN 112097727 B CN112097727 B CN 112097727B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/32—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring the deformation in a solid
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/08—Railway vehicles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Measurement Of Radiation (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a sensor mounting clamp and a mounting method for deformation test of a skirt board of a high-speed train, which comprise the following steps: a connecting rod; the two first clamps are respectively arranged at two ends of the connecting rod and are respectively connected with the I-shaped beams of the equipment rack supports at two sides of the apron board; and the second clamp is arranged on the connecting rod, the sensor is arranged on the second clamp, and the second clamp can rotate along the circumferential direction of the connecting rod. The sensor mounting clamp can mount the sensor in the high-speed train equipment compartment stably, so that the sensor is aligned to the normal direction of the position to be tested of the skirtboard; and the sensor can be suitable for the size of I-beam intervals and different skirtboards of equipment rack supports in different equipment cabins of different high-speed train models, and has the advantages of large installation freedom, simple structure and convenient installation and use.
Description
Technical Field
The invention relates to the technical field of train structural member detection, in particular to a sensor mounting clamp and a sensor mounting method for high-speed train apron board deformation test.
Background
With the rapid development of high-speed railways in China, the four-way and eight-reach railway network, the running environment of trains is more and more complex and changeable, and each part of the high-speed train has enough structural strength to adapt to various severe running environments, so that the smooth running of the trains and the life safety of passengers are guaranteed. The equipment cabin is positioned at the bottom of the high-speed train, is a very important component of the train, consists of a support, an apron board, a bottom plate, an end plate and the like, and is connected with a train body of the high-speed train through the apron board and the support. The apron board is one of the key parts of the train equipment compartment, has the functions of protecting equipment, guiding, ventilating and the like, and meets the operation requirements of water supply, dirt absorption, maintenance, inspection and the like of a high-speed train.
In the high-speed running process of a train, the apron board and the bottom board of the equipment compartment can bear stronger pneumatic load, if damage occurs, the strength performance of the structure of the equipment compartment is influenced, and the life safety of passengers is directly influenced. Therefore, researching the influence of the pneumatic load on the strength of the equipment compartment of the high-speed train is an important link in the design and development process of the high-speed train.
In the research of the structural strength of the equipment compartment of the high-speed train, deformation of important parts such as an apron board and a bottom board of the equipment compartment needs to be measured through a test instrument, so that the change rule of dynamic parameters under different line conditions, strong wind environments, running speeds and other running conditions is analyzed, the pneumatic gradient load of the equipment compartment structure is analyzed and obtained in combination with other data, and calculation basis, boundary conditions and the like are provided for simulation analysis of the equipment compartment structure. The deformation of the equipment compartment can be tested by aligning the displacement sensor with the normal direction of the center of the tested skirtboard and the bottom board.
In general use, the displacement sensor can be directly or indirectly installed and used by being matched with other devices according to the actual installation space and facility requirements through a fixed screw hole of the displacement sensor or the base. However, in the research on the train equipment compartment, it is obvious that the damage to the high-speed train or the change of the train structure cannot be caused, and meanwhile, the train needs to run at a high speed in the research process, so that the test environment is very severe, and the sensor is difficult to be stably and effectively fixed. In addition, the space of the equipment cabin is narrow and narrow, the vertical displacement sensor is difficult to install at the bottom plate, and the sensor is required to be adjusted at different positions and different angles according to requirements to align the normal direction of the apron plate when being installed at the apron plate position, so that the installation of the sensor is difficult.
Disclosure of Invention
The invention mainly aims to provide a sensor mounting clamp and a mounting method for a deformation test of an apron board of a high-speed train, which are used for at least solving the problem of high difficulty in mounting a displacement sensor for detecting the deformation of the apron board at the position of the apron board of the high-speed train.
In order to achieve the above object, according to one aspect of the present invention, there is provided a sensor installation jig for a high speed train skirt deformation test, comprising:
a connecting rod;
the two first clamps are respectively arranged at two ends of the connecting rod and are respectively connected with the I-shaped beams of the equipment rack supports at two sides of the apron board;
and the second clamp is arranged on the connecting rod, the sensor is arranged on the second clamp, and the second clamp can rotate along the circumferential direction of the connecting rod.
Furthermore, the connecting rod is a round rod, the first clamp comprises a first cylindrical sleeve, the first cylindrical sleeve is sleeved on the connecting rod, and the first cylindrical sleeve is fixedly connected with the connecting rod through a first fastening bolt.
Further, first anchor clamps still include a centre gripping subassembly, and the centre gripping subassembly is connected with first cylindrical sleeve, and first anchor clamps pass through centre gripping subassembly detachably centre gripping and install on equipment rack support I-beam.
Furthermore, the clamping assembly comprises a mounting plate, the first cylindrical sleeve is mounted on the mounting plate, and two ends of the mounting plate are provided with baffle plates; the baffles at the two ends of the mounting plate are connected through a long bolt and a nut so as to detachably clamp and mount the clamping assembly on the I-beam of the equipment rack support.
Furthermore, the baffle is C-shaped, a through hole is formed in the middle of the baffle, and the long bolts penetrate through the through hole to connect the baffles at the two ends of the mounting plate together.
Further, the second clamp comprises a second cylindrical sleeve, the second cylindrical sleeve is sleeved on the connecting rod, and the second cylindrical sleeve is fixedly connected with the connecting rod through a second fastening bolt.
Further, the second clamp further comprises a square conduit, the square conduit is installed on the second cylindrical sleeve, the sensor is arranged in the square conduit in a penetrating mode, and the sensor is connected with the square conduit in a fastening mode through a third fastening bolt.
According to another aspect of the invention, a sensor mounting method for a deformation test of a high-speed train apron board is provided, the sensor is mounted by using the sensor mounting clamp, and the mounting method comprises the following steps:
sleeving the first clamps at two ends of the connecting rod, adjusting the distance between the two first clamps according to the distance between the I-beams of the equipment rack supports at two sides of the apron board, and fixing the first clamps on the connecting rod through first fastening bolts;
the first clamp is arranged at a proper position of the I-shaped beam of the equipment frame support, the I-shaped beam and the mounting plate of the equipment frame support are clamped by the baffle plate through screwing down the long bolt and the nut, and the first clamp is fixed on the I-shaped beam of the equipment frame support;
the sensor is arranged in the square guide pipe in a penetrating mode, and the sensor is fixedly connected with the square guide pipe through a third fastening bolt;
and rotating and/or sliding a second clamp sleeved on the connecting rod to enable the sensor to be aligned to the normal direction of the position to be tested of the apron board, and then fixing the second clamp on the connecting rod through a second fastening bolt.
Further, when the distances between the equipment rack support I-beams on the two sides of the skirt board are different, the first fastening bolts are unscrewed, the first fixtures axially slide along the connecting rods, the distance between the two first fixtures is readjusted according to the distance between the equipment rack support I-beams on the two sides of the skirt board, and the first fastening bolts are screwed to fix the first fixtures on the connecting rods after the adjustment is completed.
Further, when the testing position of the sensor needs to be adjusted, the mounting height of the sensor is adjusted by adjusting the clamping position of the first clamp on the I-beam of the equipment frame support; adjusting the longitudinal position of the sensor by axially sliding the second clamp relative to the connecting rod; adjusting the angle of the sensor relative to the apron board by rotating the second clamp relative to the connecting rod in the circumferential direction so that the sensor is aligned with the normal direction of the position to be tested of the apron board; the vertical position of the sensor relative to the skirt is adjusted by moving the sensor within the square tube.
By applying the technical scheme of the invention, two ends of the connecting rod are respectively arranged on the I-beams of the equipment rack supports on two sides of the apron board through two first clamps, a second clamp for installing the sensor is arranged on the connecting rod, and the second clamp can rotate along the circumferential direction of the connecting rod; the first clamp is clamped at the proper height of the I-shaped beam of the equipment frame support, the second clamp is installed at the proper position of the connecting rod, and the sensor can be aligned to the normal direction of the position to be tested of the skirtboard by rotating the second clamp. The sensor mounting clamp is used for taking an equipment rack support I-beam at an apron board as a mounting part aiming at the structural characteristics of the apron board of the equipment cabin of the high-speed train; the sensor can be stably installed in the equipment compartment of the high-speed train by the sensor installation clamp, so that the sensor is aligned to the normal direction of the position to be tested of the skirtboard, and the sensor installation clamp is simple in structure and convenient to install.
In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided. The present invention will be described in further detail below with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural view of a sensor mounting jig according to an embodiment of the present invention.
FIG. 2 is an exploded view of a sensor mounting fixture according to an embodiment of the present invention.
Fig. 3 is a schematic structural view of a second jig in the sensor mounting jig according to the embodiment of the present invention.
Fig. 4 is an exploded view of a second fixture of the sensor mounting fixture of an embodiment of the present invention.
Fig. 5 is a schematic structural view of a first clamp in the sensor mounting clamp according to the embodiment of the present invention.
Fig. 6 is an exploded view of a first fixture in the sensor mounting fixture of an embodiment of the present invention.
Fig. 7 is a schematic structural view of the sensor mounting jig according to the embodiment of the present invention when mounted.
Fig. 8 is a partially enlarged view of the sensor mounting jig according to the embodiment of the present invention when mounted.
Wherein the figures include the following reference numerals:
1. a connecting rod; 2. a first clamp; 3. a second clamp; 21. a first cylindrical sleeve; 22. a first fastening bolt; 23. mounting a plate; 24. a baffle plate; 25. a long bolt; 26. a nut; 27. a through hole; 31. a second cylindrical sleeve; 32. a second fastening bolt; 33. a square conduit; 34. a third fastening bolt; 100. a skirt board; 200. an equipment rack support I-beam; 300. a sensor.
Detailed Description
In order to facilitate an understanding of the invention, the invention will be described more fully and in detail below with reference to the accompanying drawings and preferred embodiments, but the scope of the invention is not limited to the specific embodiments below. It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
Unless otherwise defined, all terms of art used hereinafter have the same meaning as commonly understood by one of ordinary skill in the art. The use of "first," "second," and similar terms in the description and in the claims of the present application do not denote any order, quantity, or importance, but rather the intention is to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. The terms "connected" and "coupled" and the like are not restricted to direct connections, but may be indirectly connected through other intermediate connections. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships are changed accordingly.
Referring to fig. 1 to 8, a sensor mounting fixture for a deformation test of a skirt board of a high-speed train according to an embodiment of the invention is mainly used for fixedly mounting a displacement sensor on the high-speed train and testing the deformation of the skirt board 100 of the train through a sensor 300. As can be seen from the figure, the sensor mounting clamp mainly comprises a connecting rod 1, two first clamps 2 and a second clamp 3. The two first clamps 2 are respectively arranged at two ends of the connecting rod 1, and the two first clamps 2 are respectively connected with the I-beams 200 of the equipment rack supports at two sides of the apron board 100; the second clamp 3 is mounted on the connecting rod 1 between the two first clamps 2, the sensor 300 is mounted on the second clamp 3, and the second clamp 3 is rotatable in the circumferential direction of the connecting rod 1.
The sensor mounting fixture is provided with a connecting rod 1, two ends of the connecting rod 1 are respectively mounted on the I-shaped beams 200 of the equipment rack supports on two sides of the apron board 100 through two first fixtures 2, a second fixture 3 for mounting the sensor 300 is arranged on the connecting rod 1, and the second fixture 3 can rotate along the circumferential direction of the connecting rod 1; the first clamp 2 is clamped at a proper height of the equipment rack support i-beam 200, the second clamp 3 is installed at a proper position of the connecting rod 1, and the sensor 300 can be aligned to the normal direction of the position to be tested of the apron board 100 by rotating the second clamp 3. Aiming at the structural characteristics of the apron board 100 of the equipment compartment of the high-speed train, the sensor mounting clamp uses an equipment rack support I-beam 200 at the apron board 100 as a mounting part; the sensor 100 can be stably installed in the equipment compartment of the high-speed train by the sensor installation clamp, so that the sensor 100 is aligned with the normal direction of the position to be tested of the apron board 100; and the sensor mounting clamp has simple structure and convenient use.
Specifically, referring to fig. 1 to 4, in the present embodiment, the connecting rod 1 is a round rod, and the first clamp 2 includes a first cylindrical sleeve 21, and the first cylindrical sleeve 21 is sleeved on the connecting rod 1; two threaded holes are formed in the first cylindrical sleeve 21, and the first cylindrical sleeve 21 is tightly connected with the connecting rod 1 through a first fastening bolt 22 penetrating through the threaded holes. With the arrangement, the first clamp 2 can axially slide relative to the connecting rod 1 by loosening the first fastening bolt 22, so that the distance between the two first clamps 2 can be conveniently adjusted according to the distance between the I-shaped beams 200 of the equipment rack supports on the two sides of the apron board 100, the mounting clamp can adapt to the I-shaped beams 200 of the equipment rack supports with different distances, and the application range of the mounting clamp is widened; when the distance between the two first clamps 2 is adjusted, the first clamp 2 and the connecting rod 1 can be fixed by tightening the first fastening bolt 22 again.
Further, in this embodiment, the first fixture 2 further comprises a clamping assembly, the clamping assembly is connected with the first cylindrical sleeve 21, and the first fixture 2 is detachably clamped and mounted on the i-beam 200 of the equipment rack bracket through the clamping assembly. By means of the clamping assembly, the mounting height of the sensor mounting fixture on the equipment rack support i-beam 200 can be conveniently adjusted (as the equipment rack support i-beam 200 is an arc-shaped beam (as shown in fig. 7 and 8), the mounting height of the sensor 300 can be adjusted by clamping the first clamp 2 at different positions thereof), and the sensor mounting fixture is firmly clamped and mounted on the equipment rack support i-beam 200.
Specifically, referring to fig. 1 to 4, in the present embodiment, the clamping assembly includes a mounting plate 23, the first cylindrical sleeve 21 is welded on the mounting plate 23, and two baffles 24 are respectively disposed at two ends of the mounting plate 23; the baffle plates 24 at two ends of the mounting plate 23 are connected with each other through a long bolt 25 and a nut 26, so that the clamping assembly can be detachably clamped and mounted on the I-beam 200 of the equipment rack bracket. So set up, when installing 2 centre gripping of first anchor clamps on equipment rack support I-beam 200, only need wear to establish long bolt 25 on two relative baffles 24, utilize the upper end of baffle 24 to carry mounting panel 23, carry equipment rack support I-beam 200 with the lower extreme of baffle 24, it can to tighten nut 26 tightly fix first anchor clamps 2 clamp on equipment rack support I-beam 200, simple structure, simple to operate.
Further, referring to fig. 3 and 4, in the present embodiment, the baffle plate 24 is C-shaped, a through hole 27 is formed in the middle of the baffle plate 24, and a long bolt 25 passes through the through hole 27 to connect the two baffle plates 24 opposite to each other at the two ends of the mounting plate 23. The baffle plate 24 is arranged to be C-shaped, so that the mounting plate 23 and the upper flange plate of the I-beam 200 of the equipment rack support are clamped in the range of the baffle plate 24, and the clamping and fixing effects are improved.
Referring to fig. 1, 2, 5 and 6, in this embodiment, the second fixture 3 includes a second cylindrical sleeve 31, the second cylindrical sleeve 31 is sleeved on the connecting rod 1, two threaded holes are opened on the second cylindrical sleeve 31, and the second cylindrical sleeve 31 is fastened to the connecting rod 1 through a second fastening bolt 32 inserted into the threaded hole. So arranged, by loosening the second fastening bolt 32, the second clamp 3 can be made to slide axially and rotate circumferentially relative to the connecting rod 1, thereby facilitating adjustment of the longitudinal position (position in the axial direction of the connecting rod 1) and the angle relative to the skirt 100 of the sensor 300; after the longitudinal position and the angle of the sensor 300 are adjusted, the second fastening bolt 32 is screwed, so that the structure is simple and the adjustment is convenient.
Referring to fig. 5 and 6, in the present embodiment, the second fixture 3 further includes a square conduit 33, the square conduit 33 is welded and mounted on the second cylindrical sleeve 31, an axis of the square conduit 33 is perpendicular to an axis of the second cylindrical sleeve 31, the sensor 300 is inserted into the square conduit 33, two threaded holes are opened in a front portion of the square conduit 33, and the sensor 300 is fastened and connected to the square conduit 33 through a third fastening bolt 34 inserted into the threaded holes. With this arrangement, the sensor 300 can be moved in the square pipe 33 in an extending and contracting manner in the axial direction of the square pipe 33 by loosening the third fastening bolt 34, so that the vertical distance of the sensor 300 with respect to the skirt 100 can be adjusted, and the sensor 300 can be fixed to the square pipe 33 by tightening the third fastening bolt 34 again.
The method for mounting the sensor 300 by using the sensor mounting jig of the present invention is as follows:
opening a skirting board 100 at a position, needing to be tested, of an equipment cabin below the high-speed train, respectively sleeving two first clamps 2 at two ends of a connecting rod 1, sleeving a second clamp 3 in the middle of the connecting rod 1, adjusting the distance between the two first clamps 2 according to the distance between equipment rack support I-beams 200 at two sides of the skirting board 100, and fixing the first clamps 2 on the connecting rod 1 through first fastening bolts 22;
placing the first clamps 2 at appropriate positions of the equipment rack support I-beam 200 (for example, at a position close to the height of the position to be tested of the apron board 100), tightening the long bolts 25 and the nuts 26 to enable the baffle plates 24 to clamp the equipment rack support I-beam 200 and the mounting plate 23, and fixing the two first clamps 2 on the equipment rack support I-beams 200 at two sides of the apron board 100 respectively;
the sensor 300 is arranged in the square guide pipe 33 in a penetrating mode, and the sensor 300 is fixedly connected with the square guide pipe 33 through a third fastening bolt 34;
and rotating and/or sliding the second clamp 3 sleeved on the connecting rod 1 to align the sensor 300 to the normal direction of the position to be tested of the apron board 100, and then fixing the second clamp 3 on the connecting rod 1 through the second fastening bolt 32 to finish the installation of the sensor 300.
When the sensor mounting fixture is required to be mounted on the equipment rack support I-shaped beams 200 with different intervals, only the first fastening bolts 22 need to be unscrewed, so that the first fixtures 2 axially slide along the connecting rod 1, the intervals between the two first fixtures 2 are readjusted according to the distance between the equipment rack support I-shaped beams 200 on the two sides of the apron board 100, and the first fastening bolts 22 are screwed down after the adjustment is completed to fix the first fixtures 2 on the connecting rod 1.
When the testing position of the sensor 300 needs to be adjusted, the mounting height of the sensor 300 can be adjusted by adjusting the clamping position of the first clamp 2 on the I-beam 200 of the equipment frame bracket; the longitudinal position of the sensor 300 can be adjusted by axially sliding the second clamp 3 with respect to the connecting rod 1; the angle of the sensor 300 relative to the apron board 100 can be adjusted by rotating the second clamp 3 circumferentially relative to the connecting rod 1, so that the sensor 300 can be aligned with the normal direction of the position to be tested of the apron board 100; by moving the sensor 300 within the square conduit 33, the vertical position of the sensor 300 relative to the skirt 100 (i.e. the distance between the sensor 300 and the test position of the skirt 100) can be adjusted.
In general, the sensor mounting fixture for the deformation test of the skirting board of the high-speed train realizes the stable mounting of the sensor 300 in the equipment compartment of the high-speed train by the combined use of two first fixtures 2 and one second fixture 3 and the connecting rod 1.
The mounting fixture can be suitable for the equipment rack support I-beams 200 with different intervals, can realize the change of multiple degrees of freedom of the sensor 300, and can conveniently adjust the mounting height of the sensor 300, the longitudinal position of the sensor 300, the angle of the sensor 300 relative to the apron board 100 and the vertical position of the sensor 300 relative to the apron board 100.
The sensor mounting fixture not only ensures that the sensor 300 is firmly clamped in the severe environment in which the train runs at high speed, but also ensures that the sensor 300 is mounted with great freedom, can adapt to the space between the I-shaped beams 200 of the equipment rack supports in different equipment cabins of different high-speed train models and the size of the dimension of different skirtboards 100, and has simple structure and convenient mounting and use.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a sensor sectional fixture of high speed train skirtboard deformation test which characterized in that includes:
a connecting rod (1);
the two first clamps (2) are respectively installed at two ends of the connecting rod (1), and the two first clamps (2) are respectively connected with the I-shaped beams (200) of the equipment rack supports on two sides of the apron board (100); the first clamp (2) can slide along the axial direction of the connecting rod (1); the first clamp (2) is detachably clamped and installed on the I-shaped beam (200) of the equipment frame support;
the second clamp (3) is installed on the connecting rod (1), the sensor (300) is installed on the second clamp (3), and the second clamp (3) can rotate along the circumferential direction and slide axially of the connecting rod (1); the sensor (300) is slidable on the second clamp (3) to adjust the distance between the sensor (300) and the apron (100).
2. The sensor mounting fixture for the skirting board deformation test of the high-speed train as claimed in claim 1, wherein said connecting rod (1) is a round rod, said first fixture (2) comprises a first cylindrical sleeve (21), said first cylindrical sleeve (21) is sleeved on said connecting rod (1), and said first cylindrical sleeve (21) is fastened to said connecting rod (1) by a first fastening bolt (22).
3. The sensor mounting fixture for the skirt deformation test of the high-speed train as recited in claim 2, wherein the first fixture (2) further comprises a clamping assembly connected with the first cylindrical sleeve (21), and the first fixture (2) is detachably clamped and mounted on the equipment frame bracket I-beam (200) through the clamping assembly.
4. The sensor mounting fixture for the skirt deformation test of the high-speed train as claimed in claim 3, wherein the clamping assembly comprises a mounting plate (23), the first cylindrical sleeve (21) is mounted on the mounting plate (23), and the mounting plate (23) is provided with baffles (24) at two ends; the baffle plates (24) at the two ends of the mounting plate (23) are connected through a long bolt (25) and a nut (26), so that the clamping assembly can be detachably clamped and mounted on the I-shaped beam (200) of the equipment frame support.
5. The sensor mounting fixture for the skirting board deformation test of the high-speed train as claimed in claim 4, wherein the baffle plate (24) is C-shaped, a through hole (27) is formed in the middle of the baffle plate (24), and the long bolt (25) passes through the through hole (27) to connect the baffle plates (24) at the two ends of the mounting plate (23).
6. The sensor mounting fixture for the skirt deformation test of the high-speed train as recited in any one of claims 1 to 5, wherein the second fixture (3) comprises a second cylindrical sleeve (31), the second cylindrical sleeve (31) is sleeved on the connecting rod (1), and the second cylindrical sleeve (31) is tightly connected with the connecting rod (1) through a second fastening bolt (32).
7. The sensor mounting fixture for the skirt deformation test of the high-speed train as claimed in claim 6, wherein the second fixture (3) further comprises a square conduit (33), the square conduit (33) is mounted on the second cylindrical sleeve (31), the sensor (300) is arranged in the square conduit (33) in a penetrating manner, and the sensor (300) is tightly connected with the square conduit (33) through a third fastening bolt (34).
8. A sensor mounting method for a high-speed train apron board deformation test, characterized in that a sensor (300) is mounted by using the sensor mounting fixture as claimed in any one of claims 1 to 7, the mounting method comprises:
sleeving the first clamps (2) at two ends of the connecting rod (1), adjusting the distance between the two first clamps (2) according to the distance between the I-beams (200) of the equipment rack supports on two sides of the apron board (100), and fixing the first clamps (2) on the connecting rod (1) through first fastening bolts (22);
the first clamp (2) is placed at a proper position of the I-shaped beam (200) of the equipment frame support, the baffle (24) clamps the I-shaped beam (200) and the mounting plate (23) of the equipment frame support by screwing the long bolt (25) and the nut (26), and the first clamp (2) is fixed on the I-shaped beam (200) of the equipment frame support;
the sensor (300) is arranged in the square guide pipe (33) in a penetrating mode, and the sensor (300) is fixedly connected with the square guide pipe (33) through a third fastening bolt (34);
and rotating and/or sliding a second clamp (3) sleeved on the connecting rod (1) to align the sensor (300) to the normal direction of the position to be tested of the apron board (100), and fixing the second clamp (3) on the connecting rod (1) through a second fastening bolt (32).
9. The sensor mounting method for the skirt deformation test of the high-speed train according to claim 8, wherein when the distances between the equipment rack support I-beams (200) on both sides of the mounted skirt (100) are different, the first fastening bolt (22) is loosened to axially slide the first clamp (2) along the connecting rod (1), the distance between the two first clamps (2) is readjusted according to the distance between the equipment rack support I-beams (200) on both sides of the skirt (100), and the first fastening bolt (22) is tightened to fix the first clamp (2) on the connecting rod (1) after the adjustment is completed.
10. The sensor mounting method for the skirt deformation test of the high-speed train according to claim 8, wherein when the test position of the sensor (300) needs to be adjusted, the mounting height of the sensor (300) is adjusted by adjusting the clamping position of the first clamp (2) on the equipment rack support I-beam (200); adjusting the longitudinal position of the sensor (300) by axially sliding the second clamp (3) with respect to the connecting rod (1); adjusting the angle of the sensor (300) relative to the apron board (100) by rotating the second clamp (3) circumferentially relative to the connecting rod (1) so that the sensor (300) is aligned in the normal direction of the position of the apron board (100) to be tested; the vertical position of the sensor (300) relative to the skirt (100) is adjusted by moving the sensor (300) within the square conduit (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010973816.8A CN112097727B (en) | 2020-09-16 | 2020-09-16 | Sensor mounting clamp and mounting method for deformation test of skirt board of high-speed train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010973816.8A CN112097727B (en) | 2020-09-16 | 2020-09-16 | Sensor mounting clamp and mounting method for deformation test of skirt board of high-speed train |
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| Publication Number | Publication Date |
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| CN112097727A CN112097727A (en) | 2020-12-18 |
| CN112097727B true CN112097727B (en) | 2021-07-27 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102494943A (en) * | 2011-10-25 | 2012-06-13 | 西安交通大学 | Adjustable test fixture |
| CN102661723A (en) * | 2012-05-29 | 2012-09-12 | 上海大量电子设备有限公司 | Six-axial numerical-control three-dimensional quick laser measurer |
| CN109373907A (en) * | 2018-09-20 | 2019-02-22 | 华东交通大学 | A kind of steel rail abrasion detection device |
| CN109405784A (en) * | 2018-12-04 | 2019-03-01 | 格力电器（武汉）有限公司 | Length measurement tool for cross-flow fan blade |
| CN209326506U (en) * | 2018-12-19 | 2019-08-30 | 上海晨科太阳能科技有限公司 | A kind of solar energy ballast installation measuring tool |
-
2020
- 2020-09-16 CN CN202010973816.8A patent/CN112097727B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102494943A (en) * | 2011-10-25 | 2012-06-13 | 西安交通大学 | Adjustable test fixture |
| CN102661723A (en) * | 2012-05-29 | 2012-09-12 | 上海大量电子设备有限公司 | Six-axial numerical-control three-dimensional quick laser measurer |
| CN109373907A (en) * | 2018-09-20 | 2019-02-22 | 华东交通大学 | A kind of steel rail abrasion detection device |
| CN109405784A (en) * | 2018-12-04 | 2019-03-01 | 格力电器（武汉）有限公司 | Length measurement tool for cross-flow fan blade |
| CN209326506U (en) * | 2018-12-19 | 2019-08-30 | 上海晨科太阳能科技有限公司 | A kind of solar energy ballast installation measuring tool |
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| CN112097727A (en) | 2020-12-18 |
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