CN201364212Y - Transverse resistance testing equipment of railway ballast track bed - Google Patents
Transverse resistance testing equipment of railway ballast track bed Download PDFInfo
- Publication number
- CN201364212Y CN201364212Y CNU2009201058714U CN200920105871U CN201364212Y CN 201364212 Y CN201364212 Y CN 201364212Y CN U2009201058714 U CNU2009201058714 U CN U2009201058714U CN 200920105871 U CN200920105871 U CN 200920105871U CN 201364212 Y CN201364212 Y CN 201364212Y
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- afterburning
- frame
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- afterburning frame
- sleeper
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Abstract
The utility model relates to transverse resistance testing equipment of a railway ballast track bed, belonging to the field of railway engineering equipment. The outer side of a force adding rack on a steel rail is placed on a testing sleeper, an elastic strip and a nut are disassembled, a fastener threaded dog nail of a rubber pad is drawn out, a force adding rack hole of the force adding rack is penetrated through by the fastener threaded dog nail, a force adding rack slope bottom face of the force adding rack buckles a slope of the testing sleeper, a jack is transversely lied in the force adding rack, and the top end of the jack props up a front end convex column of a top iron on a rail waist of the steel rail by a force measuring sensor. When the jack adds a force, the testing sleeper generates transverse displacement towards the opposite direction, an electronic displacement meter which is arranged at the other side measures the transverse displacement value of the testing sleeper, and a transverse resistance testing curve of the track bed under single sleeper is measured. The transverse resistance testing equipment carries out load tests by utilizing the opposite moving of the force adding rack and the steel rail, and does not damage the state of the track bed before the tests; therefore, the testing results can more exactly reflect the actual state of the track bed, and the transverse resistance testing equipment is suitable for carrying out transverse resistance tests on the ballast track beds of newly-built common railways and high-speed railways.
Description
Technical field
The utility model belongs to the railway construction apparatus field, and relating to a kind of railway has fragment rail bed lateral resistance testing apparatus.
Background technology
Traditional ballast lateral resistance testing apparatus need be pushed the railway roadbed of sleeper one end aside, loads at the sleeper head, has destroyed the virgin state of railway roadbed, and the test result error is bigger.Newly-built common railway and high-speed railway have the ballast lateral resistance test of tiny fragments of stone, coal, etc. track, require with before this testing apparatus test, do not destroy the state of railway roadbed, test result more can accurately reflect the railway roadbed virtual condition, and the collection of the data electron displacement meter special-purpose with analyzing employing, use automatic acquiring and processing device and software, easy to operate, accuracy of reading.
The utility model content
In view of problems of the prior art, the purpose of this utility model is to provide a kind of railway that fragment rail bed lateral resistance testing apparatus is arranged, it is characterized in that, afterburning frame 4 is placed on the test sleeper 2 in the outside of rail 1, the fastener screw spike 3 that unloads spring and nut and extract rubber cushion out passes the afterburning frame circular hole 9 of afterburning frame 4, the slope of test sleeper 2 is blocked in the bottom surface, afterburning frame slope 10 of afterburning frame 4, make afterburning frame 4 stressed jointly with test sleeper 2, lifting jack 6 accumbency are on bottom surface 11 behind the afterburning frame of afterburning frame 4, afterburning frame rear wall 13 is withstood in the bottom surface of lifting jack 6, top iron 5 is placed near rail 1, fastener screw spike 3 passes the iron cavity, top 16 of top iron 5, the top iron front end convex post 14 of top iron 5 withstands on the web of the rail of rail 1, an end of force cell 7 is gone up on iron rear end, top convex post 15 tops of the other end, the other end of force cell 7 pushes up the top of lifting jack 6 again, and electron displacement meter 8 is fixed on the test sleeper 2 at the opposite side of rail 1, and its gauge head withstands on the opposite side web of the rail of rail 1.
Described afterburning frame 4 is dustpan-shaped structure, constitute by afterburning frame bottom surface, afterburning frame rear wall 13, afterburning frame left side wall and afterburning frame right side wall, afterburning frame bottom surface is divided into 11 3 planes, bottom surface behind the preceding bottom surface 12 of afterburning frame, bottom surface, afterburning frame slope 10 and the afterburning frame, the scope of the angle theta of bottom surface 11 is 115 °～125 ° behind afterburning bottom surface 10, frame slope and the afterburning frame, there is an afterburning frame circular hole 9 the preceding bottom surface 12 of afterburning frame on afterburning frame 4 axis of symmetry, and the scope of its diameter is 15～20mm.
The main body of described top iron 5 is a rectangular parallelepiped, its front/rear end is a square, at the center of front end face a cylindrical, top iron front end convex post 14 is arranged, a cylindrical, top iron rear end convex post 15 is arranged, an iron cavity, rectangle top 16 that penetrates is arranged on the side up and down of top iron 5 at the center of rear end face.
Described force cell 7 is the pillar force cell.
Principle of work of the present utility model is as follows:
Before the ballast lateral resistance of test sleeper 2, the fastener that will test earlier between sleeper 2 and the two strands of rail all unclamps, and unloads spring and nut and extracts rubber cushion out, only stays fastener screw spike 3.Successively afterburning frame 4, top iron 5, lifting jack 6, force cell 7, electron displacement meter 8 are placed assigned address.First precompressed lifting jack 6 before the test makes that lifting jack 6, force cell 7 and top iron 5 are stressed jointly, and is squeezed on the rail 1, makes lifting jack 6 reinforcings.Because rail 1 has only unclamped the fastener on test sleeper 2, and all links together by fastener with other sleeper at far-end, so rail 1 itself does not produce displacement.When making lifting jack 6 afterburning, added power passes on the rail 1 by force cell 7 and top iron 5, reacts on afterburning frame 4 simultaneously and passes on the test sleeper 2, makes test sleeper 2 produce transversal displacement to opposite direction.At this moment, the electron displacement meter 8 that is fixed on opposite side is measured the value of lateral displacement of test sleeper 2 along with test sleeper 2 transversal displacements.Record pairing transversal displacement by applying different transverse forces, can obtain the lateral resistance test curve of railway roadbed under the single sleeper.
The beneficial effects of the utility model are, what the utility model mainly utilized afterburning frame and rail relatively moves load test, and does not destroy the state of railway roadbed before the test, and test result more can accurately reflect the railway roadbed virtual condition.Special-purpose electron displacement meter and automatic acquiring and processing device and software are adopted in the collection of data and analysis, and is easy to operate, and accuracy of reading is applicable to that newly-built common railway and high-speed railway have the ballast lateral resistance of tiny fragments of stone, coal, etc. track to test.
Description of drawings
Fig. 1 is that railway has fragment rail bed lateral resistance testing apparatus schematic top plan view.
Fig. 2 is that railway has fragment rail bed lateral resistance testing apparatus master to look synoptic diagram.
Fig. 3 is afterburning frame synoptic diagram, and wherein A is a vertical view, and B is a front view.
Fig. 4 is a top iron synoptic diagram, and wherein A is a vertical view, and B is a left view.
Among the figure, 1 is rail, 2 are the test sleeper, 3 for the fastener screw spike (during test first with the fastener between test sleeper 2 and the rail 1 unclamp, unload the spring and the nut of fastener and extract rubber cushion out, only remaining screw spike), 4 is afterburning frame, and 5 is top iron, and 6 is lifting jack, 7 is force cell, 8 are the electron displacement meter, and 9 is afterburning frame circular hole, and 10 is bottom surface, afterburning frame slope, 11 is bottom surface behind the afterburning frame, 12 is the preceding bottom surface of power frame, and 13 is afterburning frame rear wall, and 14 is top iron front end convex post, 15 is iron rear end, top convex post, and 16 is iron cavity, top.
Embodiment
Fig. 1 and Fig. 2 are an embodiment of the present utility model, and Fig. 3 and Fig. 4 are respectively the synoptic diagram of afterburning frame 4 of critical part of the present utility model and top iron 5.As depicted in figs. 1 and 2, afterburning frame 4 is placed on the test sleeper 2 in the outside of rail 1, the fastener screw spike 3 that unloads spring and nut and extract rubber cushion out passes the afterburning frame circular hole 9 on the preceding bottom surface 12 of afterburning frame, the slope of test sleeper 2 is blocked in the bottom surface, afterburning frame slope 10 of afterburning frame 4, makes afterburning frame 4 stressed jointly with test sleeper 2.Top iron 5 is placed near rail 1, fastener screw spike 3 passes the iron cavity, top 16 of top iron 5, the top iron front end convex post 14 of top iron 5 withstands on the web of the rail of rail 1, an end of force cell 7 is gone up on convex post 15 tops in iron rear end, top, the other end of force cell 7 pushes up the top of lifting jack 6 again, lifting jack 6 and force cell 7 all accumbency are placed on that accumbency is on bottom surface 11 behind the afterburning frame of afterburning frame 4 in the afterburning frame 4, and the bottom surface of lifting jack 6 withstands on the afterburning frame rear wall 13 of afterburning frame 4.Electron displacement meter 8 is fixed on the test sleeper 2 at the opposite side of rail 1, and its gauge head withstands on the opposite side web of the rail of rail 1.
The operating process of present embodiment is: before test had fragment rail bed lateral resistance, the fastener that will test earlier between sleeper 2 and the two strands of rail all unclamped, and unloads spring and nut and extracts rubber cushion out, only stays fastener screw spike 3.First precompressed lifting jack 6 before the test makes that lifting jack 6, force cell 7 and top iron 5 are stressed jointly, and is squeezed on the rail 1, and the reading with force cell 7 and electron displacement meter 8 returns to zero then.Test begins test after preparing all to finish.Because rail 1 has only unclamped the fastener on test sleeper 2, and all links together by fastener with other sleeper at far-end, so rail 1 itself does not produce displacement.When making lifting jack 6 afterburning, added power passes on the rail 1 by force cell 7 and top iron 5, reacts on afterburning frame 4 simultaneously and passes on the sleeper 2, makes sleeper 2 produce transversal displacement to opposite direction.At this moment, the electron displacement meter 8 that is arranged in the other end is along with sleeper 2 transversal displacements, and measures the value of lateral displacement of sleeper 2.Record pairing transversal displacement by applying different transverse forces, can obtain the lateral resistance test curve of railway roadbed under the single sleeper.
The utility model is applicable to that newly-built common railway and high-speed railway have the ballast lateral resistance test of tiny fragments of stone, coal, etc. track.
Claims (4)
1. a railway has fragment rail bed lateral resistance testing apparatus, it is characterized in that, afterburning frame (4) is placed on the test sleeper (2) in the outside of rail (1), the fastener screw spike (3) that unloads spring and nut and extract rubber cushion out passes the afterburning frame circular hole (9) of afterburning frame (4), the slope of test sleeper (2) is blocked in the bottom surface, afterburning frame slope (10) of afterburning frame (4), lifting jack (6) accumbency is on bottom surface (11) behind the afterburning frame of afterburning frame (4), afterburning frame rear wall (13) is withstood in the bottom surface of lifting jack (6), top iron (5) is placed near rail (1), fastener screw spike (3) passes the iron cavity, top (16) of top iron (5), the top iron front end convex post (14) of top iron (5) withstands on the web of the rail of rail (1), an end of force cell (7) on iron rear end, top convex post (15) top of the other end, another end of force cell (7) pushes up the top of lifting jack (6) again, electron displacement meter (8) is fixed on the test sleeper (2) at the opposite side of rail (1), and its gauge head withstands on the opposite side web of the rail of rail (1).
2. railway according to claim 1 has fragment rail bed lateral resistance testing apparatus, it is characterized in that, described afterburning frame (4) is dustpan-shaped structure, by afterburning frame bottom surface, afterburning frame rear wall (13), afterburning frame left side wall and afterburning frame right side wall constitute, afterburning frame bottom surface is divided into the preceding bottom surface of afterburning frame (12), (11) three planes, bottom surface behind afterburning bottom surface, frame slope (10) and the afterburning frame, the scope of the angle theta of bottom surface (11) is 115 °～125 ° behind afterburning bottom surface, frame slope (10) and the afterburning frame, there is an afterburning frame circular hole (9) the preceding bottom surface of afterburning frame (12) on afterburning frame 4 axis of symmetry, and the scope of its diameter is 15～20mm.
3. railway according to claim 1 has fragment rail bed lateral resistance testing apparatus, it is characterized in that, the main body of described top iron (5) is a rectangular parallelepiped, its front/rear end is a square, a cylindrical, top iron front end convex post (14) is arranged at the center of front end face, at the center of rear end face a cylindrical, top iron rear end convex post (15) is arranged, an iron cavity, rectangle top (16) that penetrates is arranged on the side up and down of top iron (5).
4. railway according to claim 1 has fragment rail bed lateral resistance testing apparatus, it is characterized in that, described force cell (7) is the pillar force cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201058714U CN201364212Y (en) | 2009-02-23 | 2009-02-23 | Transverse resistance testing equipment of railway ballast track bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201058714U CN201364212Y (en) | 2009-02-23 | 2009-02-23 | Transverse resistance testing equipment of railway ballast track bed |
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| Publication Number | Publication Date |
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| CN201364212Y true CN201364212Y (en) | 2009-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2009201058714U Expired - Lifetime CN201364212Y (en) | 2009-02-23 | 2009-02-23 | Transverse resistance testing equipment of railway ballast track bed |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102901597A (en) * | 2011-07-26 | 2013-01-30 | 常州市瑞泰工程机械有限公司 | Device for measuring lateral resistance of track bed |
| CN103452019A (en) * | 2013-09-24 | 2013-12-18 | 西南交通大学 | Steel rail fastener longitudinal resistance testing device and method |
| CN103630283A (en) * | 2013-12-03 | 2014-03-12 | 中铁第五勘察设计院集团有限公司 | Sleeper longitudinal-transverse resistance dynamic detector and detecting method |
| CN104048820A (en) * | 2014-06-19 | 2014-09-17 | 湖南高速铁路职业技术学院 | Railroad sleeper detection data acquisition device and system |
| CN104316242A (en) * | 2014-09-19 | 2015-01-28 | 北京交通大学 | System and method for testing lateral resistance of roadbed of ladder track |
| CN106289819A (en) * | 2016-08-17 | 2017-01-04 | 太仓中博铁路紧固件有限公司 | For detecting detecting tool and the detection method thereof of rail infrabasal plate combined load |
| CN107219032A (en) * | 2017-06-09 | 2017-09-29 | 北京交通大学 | The gluing railway roadbed changeover portion sleeper lateral resistance test equipment of railway and method of testing |
| CN104316242B (en) * | 2014-09-19 | 2018-08-31 | 北京交通大学 | Ladder shape ballast bed of track lateral resistance tests system and test method |
| CN109916751A (en) * | 2019-03-18 | 2019-06-21 | 中铁二院工程集团有限责任公司 | A kind of steep gradient ballast track bed long-term stable experiment device and test method |
| CN113310628A (en) * | 2021-07-29 | 2021-08-27 | 南昌大学 | Railway sleeper structure balance performance test equipment under heavy haul train load effect |
| US11140972B2 (en) | 2013-12-05 | 2021-10-12 | Colgate-Palmolive Company | Oral care implement |
-
2009
- 2009-02-23 CN CNU2009201058714U patent/CN201364212Y/en not_active Expired - Lifetime
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102901597B (en) * | 2011-07-26 | 2015-02-11 | 常州市瑞泰工程机械有限公司 | Device for measuring lateral resistance of track bed |
| CN102901597A (en) * | 2011-07-26 | 2013-01-30 | 常州市瑞泰工程机械有限公司 | Device for measuring lateral resistance of track bed |
| CN103452019A (en) * | 2013-09-24 | 2013-12-18 | 西南交通大学 | Steel rail fastener longitudinal resistance testing device and method |
| CN103452019B (en) * | 2013-09-24 | 2015-10-28 | 西南交通大学 | The testing arrangement of steel rail fastener longitudinal resistance and method |
| CN103630283A (en) * | 2013-12-03 | 2014-03-12 | 中铁第五勘察设计院集团有限公司 | Sleeper longitudinal-transverse resistance dynamic detector and detecting method |
| CN103630283B (en) * | 2013-12-03 | 2016-01-06 | 中铁第五勘察设计院集团有限公司 | Sleeper vertical, horizontal resistance dynamic measuring instrument and detection method |
| US11140972B2 (en) | 2013-12-05 | 2021-10-12 | Colgate-Palmolive Company | Oral care implement |
| CN104048820A (en) * | 2014-06-19 | 2014-09-17 | 湖南高速铁路职业技术学院 | Railroad sleeper detection data acquisition device and system |
| CN104048820B (en) * | 2014-06-19 | 2017-02-01 | 湖南高速铁路职业技术学院 | Railroad sleeper detection data acquisition device and system |
| CN104316242B (en) * | 2014-09-19 | 2018-08-31 | 北京交通大学 | Ladder shape ballast bed of track lateral resistance tests system and test method |
| CN104316242A (en) * | 2014-09-19 | 2015-01-28 | 北京交通大学 | System and method for testing lateral resistance of roadbed of ladder track |
| CN106289819A (en) * | 2016-08-17 | 2017-01-04 | 太仓中博铁路紧固件有限公司 | For detecting detecting tool and the detection method thereof of rail infrabasal plate combined load |
| CN106289819B (en) * | 2016-08-17 | 2018-10-23 | 太仓中博铁路紧固件有限公司 | Detecting tool and its detection method for detecting rail lower substrate combined load |
| CN107219032B (en) * | 2017-06-09 | 2019-08-23 | 北京交通大学 | Railway gluing railway roadbed changeover portion sleeper lateral resistance test equipment and test method |
| CN107219032A (en) * | 2017-06-09 | 2017-09-29 | 北京交通大学 | The gluing railway roadbed changeover portion sleeper lateral resistance test equipment of railway and method of testing |
| CN109916751A (en) * | 2019-03-18 | 2019-06-21 | 中铁二院工程集团有限责任公司 | A kind of steep gradient ballast track bed long-term stable experiment device and test method |
| CN109916751B (en) * | 2019-03-18 | 2023-11-17 | 中铁二院工程集团有限责任公司 | Long-term stability test device and test method for ballast bed of large ramp |
| CN113310628A (en) * | 2021-07-29 | 2021-08-27 | 南昌大学 | Railway sleeper structure balance performance test equipment under heavy haul train load effect |
| CN113310628B (en) * | 2021-07-29 | 2021-10-01 | 南昌大学 | Railway sleeper structure balance performance test equipment under heavy haul train load effect |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20091216 |
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| CX01 | Expiry of patent term |