CN210071504U - Test bed for measuring pressure of steel rail - Google Patents
Test bed for measuring pressure of steel rail Download PDFInfo
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- CN210071504U CN210071504U CN201920529875.9U CN201920529875U CN210071504U CN 210071504 U CN210071504 U CN 210071504U CN 201920529875 U CN201920529875 U CN 201920529875U CN 210071504 U CN210071504 U CN 210071504U
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- sleeper
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Abstract
The utility model provides a test bench for measuring rail pressure can be used to simulation rail pressure or tensile test. Including intelligent manometer, pressure frock and rail installation test platform, the pressure frock can simulate train wheel set and rail contact surface, and rail installation test platform contains supporting seat, support piece, mounting panel, locating plate, sleeper, rail fastener and fastener. The mounting panel needs to cooperate the installation of intelligent manometer, and the adjustable height of support piece, sleeper cooperation locating plate are installed on the mounting panel, and rail cooperation rail fastener is installed on the sleeper. A test bench for measuring rail pressure, install the rail on the test bench to exert pressure to the rail through intelligent manometer and pressure frock, installation test equipment gathers on test result accessible intelligent manometer and the rail, can obtain reliable test data.
Description
Technical Field
The utility model belongs to the technical field of the track technique and specifically relates to a test bench for measuring rail pressure is related to.
Background
Rail transit is an important form of traffic, including urban light rail traffic, subways, high-speed railways, heavy haul railways, and the like. With the rapid development of rail transit in China, the transport capacity and the transport capacity are continuously improved, and the damage of the steel rail is also continuously intensified. Rail head stripping, corrugation, and side grinding are the most typical of several rail damage types.
At present, two types of rail damage detection means are provided, one is manual detection, and the rail damage degree is checked by visual judgment and a special measuring device through the rail inspection of workers in a railway work section. This approach is inefficient and prone to missed and false detections. The other method is to use a rail inspection vehicle, but the rail inspection vehicle is high in cost and runs at a speed far lower than the conventional running speed of a railway train, and particularly for a high-speed railway, the rail inspection vehicle can seriously affect the normal operation of the railway.
With the development of the sensing technology, particularly the development of various sensor technologies, the method provides a possibility for real-time, on-line and long-distance monitoring of the railway steel rail. But still have some problems that need solve, the pressure that the train wheel set applyed on the rail is very big, and its rail pressure analogue test is the design process first difficult point, and this patent provides a feasible test platform.
Disclosure of Invention
In view of this, the utility model aims at providing a test bench for measuring rail pressure installs test equipment or sensor on the test platform rail, uses intelligent manometer to exert pressure, carries out data acquisition through the test equipment of installation on intelligent manometer and the test platform. Through the pressure test, reliable test data under the action of the pressure of the steel rail can be acquired.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
the utility model provides a test bench for measuring rail pressure, includes mounting panel, intelligent manometer, pressure frock, stabilizer blade and sleeper, the stabilizer blade is equipped with a plurality of, evenly fixes in the bottom of mounting panel, and mounting panel and intelligent manometer cooperation installation, the mounting panel are fixed on intelligent manometer mesa, and the upper end at the mounting panel is installed to the sleeper, and the arm of force lower extreme at intelligent manometer can be dismantled and fix to the pressure frock, and the rail that awaits measuring is installed on the sleeper, and the pressure frock simulates train wheel set and awaits measuring rail contact surface, and the rail that awaits measuring is installed under the arm of force of intelligent manometer.
Further, the stabilizer blade includes liftable support piece and supporting seat, and liftable support piece installs in the supporting seat upper end.
Further, the supporting seat is equipped with 3, is equipped with 3 liftable support piece on every supporting seat side by side.
Furthermore, every liftable support piece all includes the regulation pole, supports head and lock nut, and open the upper end of adjusting the pole has the thread groove, supports first screw in thread groove, has still revolved a lock nut on the support head, and the mounting panel is fixed in supporting overhead end, and the lower extreme of adjusting the pole is equipped with screw thread portion, screw thread portion screw in supporting seat upper end, and a lock nut has still revolved on the screw thread portion.
Furthermore, the sleeper is fixedly arranged on the mounting plate through the positioning plate.
Furthermore, each sleeper is fixed on the mounting plate through two positioning flat plates and four positioning plates, two positioning plates are fixed on each positioning flat plate, the positioning plates are fixedly connected between the positioning flat plates and the mounting plate, the positioning flat plates and the positioning plates fix the sleepers through positioning bolts, and the two positioning flat plates are fixed on two sides of the sleeper respectively.
Further, the steel rail to be tested is fixed on the sleeper through a steel rail fastener and a fastener.
Further, the pressure frock includes integrated into one piece's application of force platform and application of force strip, and application of force strip is located the lower extreme of application of force platform.
Further, the force application platform is in a round cake shape, the force application strips are in a long rectangular shape, and the length of the force application strips is equivalent to the diameter of the force application platform.
Further, the mounting plate can be spliced with a plurality of mounting plates through threaded fasteners.
Compared with the prior art, a test bench for measuring rail pressure, following beneficial effect has: overall design is reasonable, and test platform overall coordination installs on intelligent pressure appearance, and the whole atress of test bench is balanced, can guarantee that test platform is overall balance under 100KN pressure, and support piece can reliably bear 100KN pressure, avoids the test bench to damage, and the rail can select suitable model rail replacement according to actual conditions, and the rail can be according to experimental demand erection equipment or sensor. The intelligent pressure instrument has the advantages of +/-1% precision, higher precision and linearly adjustable torque. A real-time pressure numerical value can be gathered to the test bench accessible intelligence manometer for measuring rail pressure, and various types of equipment or the sensor that are fit for the rail installation can be installed to the test bench for measuring rail pressure, and the accessible equipment or the sensor data of rail pressure test can be gathered, reliable test data can be got.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
fig. 1 is a front view of the present invention;
fig. 2 is a top view of the present invention;
fig. 3 is a left side view of the present invention;
FIG. 4 is a schematic view of the connection relationship between the force arm of the intelligent pressure gauge and the pressure tool;
FIG. 5 is a bottom view of the pressure tool of FIG. 4;
description of reference numerals:
1-intelligent pressure instrument; 2, pressure tooling; 21-a force application platform; 22-force application bar; 3-a support seat; 4-a liftable support member; 5, mounting a plate; 6, positioning a plate; 7-a sleeper; 8, a steel rail to be tested; 9-rail fasteners; 10-spring fasteners; 11-a positioning bolt; 12-positioning the flat plate; 13-adjusting the rod; 14-a support head; 15-locking the nut; type 16-1 hex nut M16; 17-hexagon socket head cap screw M12; 18-hexagon socket head cap screw M8; 19-moment arm.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in figures 1-5, a test bench for measuring rail pressure, includes mounting panel 5, intelligent pressure appearance 1, pressure frock 2, stabilizer blade and sleeper 7, the stabilizer blade is equipped with a plurality of, evenly fixes in the bottom of mounting panel 5, and mounting panel 5 and the cooperation installation of intelligent pressure appearance 1 set up to by preceding six screw holes of group after to, and locating plate 6 sets up to by 4 mounting holes altogether from left to right, can realize that mounting panel 5 and 6 relevant position of locating plate are connected. The hexagon socket head cap screw M818 is fixed on the threaded hole of the mounting plate 5 from top to bottom through the positioning plate 6. The intelligent pressure instrument 1 is a 100KN hydraulic pressure instrument and has the functions of pressure display and pressure curve setting. The intelligent pressure instrument 1 is provided with a threaded hole in the center and can be connected with a mounting hole in the corresponding position of the mounting plate 5. The mounting plate 5 is fixed on the table top of the intelligent pressure instrument 1 through screws, and the mounting plate 5 is in parallel contact with the intelligent pressure instrument 1. The intelligent pressure instrument 1 is a pressure applying power component, the pressure tool 2 is detachably fixed at the lower end of a force arm 19 of the intelligent pressure instrument 1, a steel rail 8 to be tested is horizontally placed on a longitudinal central line of a sleeper 7, the pressure tool 2 can simulate the contact surface of a train wheel set and the steel rail 8 to be tested, and the size of the pressure tool 2 is consistent with that of a tread of the train wheel set. The steel rail 8 to be tested is arranged under the force arm 19 of the intelligent pressure instrument 1. The intelligent pressure instrument 1 and the pressure tool 2 apply positive pressure to the steel rail 8 to be tested, the steel rail 8 deforms under stress, and different types of sensors are mounted on the steel rail 8 to acquire pressure data. The test result can be acquired by installing test equipment on the intelligent pressure instrument 1 and the steel rail 8, and reliable test data can be acquired. The intelligent pressure instrument 1 can apply accurate pressure and collect pressure data through an industrial personal computer.
The stabilizer blade includes liftable support piece 4 and supporting seat 3, and liftable support piece 4 is installed in supporting seat 3 upper end. Supporting seat 3 is equipped with 3, is equipped with 3 liftable support piece 4 on every supporting seat 3 side by side. Every liftable support piece 4 all includes adjusting pole 13, supports head 14 and lock nut 15, and the upper end of adjusting pole 13 is opened there is the thread groove, supports 14 screw in thread groove in, supports 14 and has still screwed a lock nut 15 on the head, and mounting panel 5 is fixed in supporting 14 upper ends, and the lower extreme of adjusting pole 13 is equipped with screw thread portion, screw thread portion screw in supporting seat 3 upper end, and a lock nut 15 has still screwed on the screw thread portion. The supporting head 14 is horizontally contacted and connected with the mounting plate 5 by adjusting the thread height between the supporting seat 3 and the supporting piece 4 and adjusting the thread height between the adjusting rod 13 and the supporting head 14, and the locking nut 15 is screwed for fixing.
The sleeper 7 is fixedly arranged on the mounting plate 5 through a positioning plate 6. The mounting plate 5 may be formed by splicing a plurality of mounting plates 5 by threaded fasteners.
Every sleeper 7 is fixed on mounting panel 5 through two dull and stereotyped 12 of location and four locating plates 6, is fixed with two locating plates 6 on every dull and stereotyped 12 of location, and locating plate 6 fixed connection is between dull and stereotyped 12 of location and mounting panel 5, and dull and stereotyped 12 of location and locating plate 6 pass through positioning bolt 11 fixed sleeper 7, and two dull and stereotyped 12 of location are fixed respectively in the both sides of sleeper 7.
The steel rail 8 to be tested is fixed on the sleeper 7 through a steel rail fastener 9 and a fastener. The fasteners are embodied as spring fasteners 10 and type 1 hex nuts M1616. The rail fastener 9 passes through sleeper 7 embedded bolt and buckles on the rail 8 to be tested, the spring fastener 10 passes through sleeper 7 embedded bolt and presses right above the rail fastener 9, and the 1-type hexagon nut M1616 cooperates with the sleeper 7 to vertically embed the mounting bolt to fix the rail 8, the rail fastener 9 and the spring fastener 10.
The pressure tool 2 comprises an integrally formed force application platform 21 and a force application strip 22, and the force application strip 22 is located at the lower end of the force application platform 21. The force application platform 21 is in a round cake shape, the force application strips 22 are in a long rectangular shape, and the length of the force application strips 22 is equivalent to the diameter of the force application platform 21. When the pressure tool is used, the pressure tool 2 is placed on the steel rail 8 to be tested, and then the force arm 19 of the intelligent pressure instrument 1 is pressed downwards to extrude the pressure tool 2.
The operation method comprises the following steps: selecting a proper type steel rail according to the test requirement, installing the steel rail 8 to be tested at the longitudinal center of the test platform, and installing the test equipment on the steel rail 8 to be tested or the test bed according to the test requirement. The power supply of the intelligent pressure instrument 1 is closed, the intelligent pressure instrument 1 is started, and the height of the force arm 19 of the intelligent pressure instrument 1 is adjusted, so that the distance between the pressure tool 2 and the steel rail 8 to be tested or the test equipment is as small as possible but not connectable. And setting the action amplitude, the action time and the moment of the intelligent pressure instrument 1, and storing after the setting is finished. And clicking a start button of the intelligent pressure instrument 1, and observing the phenomenon of the test equipment after the pressure value of the intelligent pressure instrument 1 reaches a set value. And after the test is finished, clicking a storage button to store the action curve of the force arm 19 for later data analysis. And saving test data of the tested equipment.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A test bench for measuring rail pressure which characterized in that: including mounting panel (5), intelligent manometer (1), pressure frock (2), stabilizer blade and sleeper (7), the stabilizer blade is equipped with a plurality of, evenly fixes in the bottom of mounting panel (5), mounting panel (5) and intelligent manometer (1) cooperation installation, mounting panel (5) are fixed on intelligent manometer (1) mesa, the upper end in mounting panel (5) is installed in sleeper (7), pressure frock (2) can be dismantled and fix arm of force (19) lower extreme in intelligent manometer (1), the rail (8) of awaiting measuring is installed on sleeper (7), pressure frock (2) simulation train wheel set and the rail (8) contact surface of awaiting measuring, the rail (8) of awaiting measuring is installed under arm of force (19) of intelligent manometer (1).
2. A test rig for measuring rail pressure according to claim 1, wherein: the stabilizer blade includes liftable support piece (4) and supporting seat (3), and liftable support piece (4) are installed in supporting seat (3) upper end.
3. A test rig for measuring rail pressure according to claim 2, wherein: the supporting seats (3) are provided with 3 supporting seats, and each supporting seat (3) is provided with (3) lifting supporting pieces (4) side by side.
4. A test rig for measuring rail pressure according to claim 2, wherein: every liftable support piece (4) all includes adjusting pole (13), support head (14) and lock nut (15), the upper end of adjusting pole (13) is opened there is the thread groove, support head (14) screw in thread groove in, support head (14) and go up still to have screwed one lock nut (15), mounting panel (5) are fixed in supporting head (14) upper end, the lower extreme of adjusting pole (13) is equipped with screw thread portion, screw thread portion screw in supporting seat (3) upper end, lock nut (15) have still been screwed on the screw thread portion.
5. A test rig for measuring rail pressure according to claim 1, wherein: the sleeper (7) is fixedly arranged on the mounting plate (5) through the positioning plate (6).
6. A test stand for measuring rail pressure according to claim 5, wherein: every sleeper (7) are fixed mounting panel (5) through two dull and stereotyped (12) and four locating plates (6) of location, are fixed with two locating plates (6) on every dull and stereotyped (12) of location, locating plate (6) fixed connection is between dull and stereotyped (12) of location and mounting panel (5), and dull and stereotyped (12) of location and locating plate (6) are through positioning bolt (11) fixed sleeper (7), and the both sides in sleeper (7) are fixed respectively in two dull and stereotyped (12) of location.
7. A test rig for measuring rail pressure according to claim 1, wherein: the steel rail (8) to be tested is fixed on the sleeper (7) through a steel rail fastener (9) and a fastener.
8. A test rig for measuring rail pressure according to claim 1, wherein: the pressure tool (2) comprises an integrally formed force application platform (21) and a force application strip (22), and the force application strip (22) is located at the lower end of the force application platform (21).
9. A test stand for measuring rail pressure according to claim 8, wherein: the force application platform (21) is in a round cake shape, the force application strips (22) are in a long rectangular shape, and the length of the force application strips (22) is equivalent to the diameter of the force application platform (21).
10. A test rig for measuring rail pressure according to claim 1, wherein: the mounting plate (5) can be spliced with a plurality of mounting plates (5) through threaded fasteners.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920529875.9U CN210071504U (en) | 2019-04-18 | 2019-04-18 | Test bed for measuring pressure of steel rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920529875.9U CN210071504U (en) | 2019-04-18 | 2019-04-18 | Test bed for measuring pressure of steel rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210071504U true CN210071504U (en) | 2020-02-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920529875.9U Active CN210071504U (en) | 2019-04-18 | 2019-04-18 | Test bed for measuring pressure of steel rail |
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| CN (1) | CN210071504U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109932245A (en) * | 2019-04-18 | 2019-06-25 | 天津铁路信号有限责任公司 | A kind of rail pressure testing platform |
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2019
- 2019-04-18 CN CN201920529875.9U patent/CN210071504U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109932245A (en) * | 2019-04-18 | 2019-06-25 | 天津铁路信号有限责任公司 | A kind of rail pressure testing platform |
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