CN212007757U - Comprehensive performance detection device for railway fastener system - Google Patents
Comprehensive performance detection device for railway fastener system Download PDFInfo
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- CN212007757U CN212007757U CN202020539748.XU CN202020539748U CN212007757U CN 212007757 U CN212007757 U CN 212007757U CN 202020539748 U CN202020539748 U CN 202020539748U CN 212007757 U CN212007757 U CN 212007757U
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- 238000001514 detection method Methods 0.000 title claims abstract description 48
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 50
- 239000010959 steel Substances 0.000 claims abstract description 50
- 241001669679 Eleotris Species 0.000 claims abstract description 24
- 238000006243 chemical reaction Methods 0.000 claims abstract description 24
- 229910001018 Cast iron Inorganic materials 0.000 claims abstract description 21
- 230000003068 static effect Effects 0.000 claims abstract description 9
- 239000010720 hydraulic oil Substances 0.000 claims description 22
- 239000003921 oil Substances 0.000 claims description 12
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 2
- 238000011016 integrity testing Methods 0.000 claims 3
- 238000006073 displacement reaction Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 5
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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Abstract
The utility model discloses a comprehensive performance detection device of a railway fastener system, a sleeper is horizontally and transversely fixed on a cast iron platform, a steel rail is arranged on a rail bearing surface of the sleeper, and the fastener system to be detected locks the steel rail on the sleeper; the portal frame beam is arranged on the cast iron platform through a portal frame pillar, a vertical loading base of the vertical loading actuator is arranged on the lower surface of the portal frame beam, and a vertical loading end vertically extends downwards from the vertical loading base to the steel rail; the fixed end of the reaction frame is arranged on the cast iron platform, the horizontal loading base of the horizontal loading actuator is arranged on the supporting end of the reaction frame, and the horizontal loading end extends to the steel rail from the horizontal loading base horizontally. The detection device applies a load in the vertical direction and a load in the horizontal direction to the steel rail to be detected, the detection requirements of the buckling pressure, the static rigidity and the longitudinal resistance of the steel rail are met, the load precision and the displacement precision of the vertical loading end and the horizontal loading end are high, and the detection precision and the detection efficiency are high.
Description
Technical Field
The utility model relates to a check out test set technical field. And more particularly to a railway fastener system integrity test device.
Background
The railway fastener system is divided into a general-speed railway fastener system and a high-speed railway fastener system, and consists of a plurality of accessories such as elastic strips, rubber base plates, spikes and the like, and the types of the accessories contained in the different types of the fastener systems are also different.
Railway fastener systems are important components for fastening steel rails to sleepers or rail plates, and the product quality of the railway fastener systems has a great influence on the driving safety. The longitudinal resistance, the buckling pressure and the static rigidity of the steel rail are important detection items in the type detection of the fastener system. The existing detection equipment mainly has the following defects: the detection requirements of longitudinal resistance, buckling pressure and static rigidity of the steel rail cannot be met simultaneously; the rail slippage cannot be automatically identified in the rail longitudinal resistance detection process, manual judgment is needed, and false detection is easily caused; the detection result needs manual calculation; the detection efficiency is low, and the detection precision is poor.
Therefore, the device for detecting the comprehensive performance of the railway fastener system is required to be provided, the requirements of detecting the longitudinal resistance, the buckling pressure and the static rigidity of the steel rail can be met simultaneously, the steel rail can be automatically identified to slide in the detection process of the longitudinal resistance of the steel rail, the detection result can be automatically calculated, and the device has high detection efficiency and detection precision.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a railway fastener system comprehensive properties detection device can apply vertical direction load and horizontal direction load to the fixed rail of fastener system that awaits measuring simultaneously, detects withholding force, quiet rigidity and longitudinal resistance.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a railway fastener system comprehensive performance detection device comprises a cast iron platform, a sample fixing device, a vertical loading device and a horizontal loading device; the sample fixing device comprises a sleeper, a steel rail and a fastener system to be tested, the sleeper is horizontally and transversely fixed on the cast iron platform, the steel rail is installed on a rail bearing surface of the sleeper, and the fastener system to be tested is used for fastening the steel rail on the sleeper; the vertical loading device comprises a portal frame and a vertical loading actuator, the portal frame comprises a portal frame pillar and a portal frame beam, the portal frame beam is horizontally and transversely arranged right above the sleeper, the portal frame beam is arranged on the cast iron platform through the portal frame pillar, the vertical loading actuator comprises a vertical loading base and a vertical loading end, the vertical loading base is arranged on the lower surface of the portal frame beam, and the vertical loading end vertically extends downwards from the vertical loading base to the steel rail; horizontal loading device includes reaction frame and horizontal loading actuator, the reaction frame includes mutually perpendicular's reaction frame stiff end and reaction frame support end, the reaction frame stiff end is installed on the cast iron platform, the reaction frame supports the horizontal setting of end and perpendicular to cast iron platform, horizontal loading actuator includes horizontal loading base and horizontal loading end, horizontal loading pedestal mounting is served at the reaction frame support, horizontal loading end extends to the rail from horizontal loading base level.
Preferably, the detection device further comprises a hydraulic oil source, and the hydraulic oil source is connected with the vertical loading actuator and the horizontal loading actuator through high-pressure oil pipes to provide oil pressure.
Preferably, the detection device further comprises a control system, the control system is electrically connected with the hydraulic oil source through a data line, the control system controls oil supply to the vertical loading actuator and the horizontal loading actuator through the hydraulic oil source, and therefore the vertical loading actuator and the horizontal loading actuator output load or displacement to the steel rail according to standard requirements.
Preferably, the hydraulic oil source controls a vertical loading end of the vertical loading actuator to apply a vertical load to the steel rail, and the buckling pressure and the static rigidity of the steel rail are detected.
Preferably, the hydraulic oil source controls a horizontal loading end of the horizontal loading actuator to apply a horizontal load to the steel rail, and detects the longitudinal resistance of the steel rail.
Preferably, the rated load of the vertical loading actuator is 150kN, and the rated load of the horizontal loading actuator is 50 kN. The load precision and the displacement precision of the vertical loading actuator and the horizontal loading actuator are both 1 grade, and the vertical loading actuator and the horizontal loading actuator have higher precision.
According to the detection method of the comprehensive performance detection device of the railway fastener system, the detection method comprises the following steps:
step 1, assembling a fastener system to be tested and a steel rail on a sleeper;
step 2, fixedly mounting the assembled sleeper on a cast iron platform;
step 3, starting the control system and the hydraulic oil source, and starting test software in the control system;
step 4, connecting a vertical loading end of a vertical loading actuator with the steel rail, controlling a hydraulic oil source to provide oil pressure for the vertical loading actuator through a control system, applying a vertical direction load to the steel rail through the vertical loading end, and detecting buckling pressure and static rigidity through test software;
step 5, connecting a horizontal loading end of a horizontal loading actuator with the steel rail, controlling a hydraulic oil source to provide oil pressure for the horizontal loading actuator through a control system, applying horizontal direction load to the steel rail by the horizontal loading end, and detecting longitudinal resistance through test software;
and 6, after the detection is finished, printing a detection report through the control system.
Preferably, in step 5, the test software can automatically identify the slippage of the steel rail when detecting the longitudinal resistance.
Preferably, said step 4 and step 5 are performed at the same location.
The utility model has the advantages as follows:
the utility model discloses owing to adopted above technical scheme, vertical loading device and horizontal loading device can apply vertical direction load and horizontal direction load to the fixed rail of fastener system that awaits measuring, satisfy the detection requirement of rail withholding force, quiet rigidity and longitudinal resistance simultaneously, and the load precision and the displacement precision of vertical loading end and horizontal loading end are high, have higher detection precision and detection efficiency, can be used to the detection of general speed and high-speed railway fastener system, and application scope is wide. The test software of the control system can automatically identify the slippage of the steel rail in the process of detecting the longitudinal resistance of the steel rail, automatically calculate the detection result, avoid manual calculation and further improve the detection efficiency.
Drawings
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Fig. 1 shows the utility model relates to a railway fastener system comprehensive properties detection device's schematic structure diagram.
The meaning of the individual reference symbols in the drawings:
the method comprises the following steps of 1-a portal frame, 2-a vertical loading actuator, 3-a steel rail, 4-a sleeper, 5-a horizontal loading actuator, 6-a reaction frame, 7-a cast iron platform and 8-a fastener system to be tested.
Detailed Description
In order to explain the present invention more clearly, the present invention will be further described with reference to the preferred embodiments and the accompanying drawings. Similar parts in the figures are denoted by the same reference numerals. It is to be understood by persons skilled in the art that the following detailed description is illustrative and not restrictive, and is not to be taken as limiting the scope of the invention.
As shown in FIG. 1, the comprehensive performance detection device for the railway fastener system comprises a cast iron platform 7, a sample fixing device, a vertical loading device and a horizontal loading device.
Sample fixing device includes sleeper 4, rail 3 and fastener system 8 that awaits measuring, sleeper 4 level is transversely fixed on cast iron platform 7, rail 3 is installed on the rail bearing surface of sleeper 4, fastener system 8 that awaits measuring is with rail 3 lock joint on sleeper 4.
Perpendicular loading device includes portal frame 1 and perpendicular loading actuator 2, portal frame 1 includes portal frame pillar and portal frame crossbeam, the horizontal setting of portal frame crossbeam is directly over sleeper 4, the portal frame crossbeam passes through the portal frame pillar and installs on cast iron platform 7, perpendicular loading actuator 2 includes perpendicular loading base and perpendicular loading end, the lower surface at the portal frame crossbeam is installed to perpendicular loading base, perpendicular loading end extends to rail 3 from the perpendicular downward of perpendicular loading base.
Horizontal loading device includes reaction frame 6 and horizontal loading actuator 5, reaction frame 6 includes mutually perpendicular's reaction frame stiff end and reaction frame support end, the reaction frame stiff end is installed on cast iron platform 7, the reaction frame supports the end and transversely sets up and perpendicular to cast iron platform 7, horizontal loading actuator 5 includes horizontal loading base and horizontal loading end, horizontal loading base installs on the reaction frame supports the end, horizontal loading end extends to rail 3 from horizontal loading base level.
The detection device further comprises a hydraulic oil source and a control system, wherein the hydraulic oil source is connected with the vertical loading actuator 2 and the horizontal loading actuator 5 through high-pressure oil pipes to provide oil pressure. The control system is electrically connected with the hydraulic oil source through the data line, and the control system controls the oil supply to the vertical loading actuator 2 and the horizontal loading actuator 5 through the hydraulic oil source, so that the vertical loading actuator 2 and the horizontal loading actuator 5 output load or displacement to the steel rail 3 according to standard requirements.
And the hydraulic oil source controls the vertical loading end of the vertical loading actuator 2 to apply vertical direction load to the steel rail 3, and the buckling pressure and the static rigidity of the steel rail 3 are detected.
The hydraulic oil source controls the horizontal loading end of the horizontal loading actuator 5 to apply horizontal direction load to the steel rail 3, and the longitudinal resistance of the steel rail 3 is detected.
The rated load of the vertical loading actuator 2 is 150kN, and the rated load of the horizontal loading actuator 5 is 50 kN. The load precision and the displacement precision of the vertical loading actuator 2 and the horizontal loading actuator 5 are both 1 grade, and the precision is high.
According to the detection method of the comprehensive performance detection device of the railway fastener system, the detection method comprises the following steps:
step 1, assembling a fastener system 8 to be tested and a steel rail 3 on a sleeper 4;
step 2, fixedly mounting the assembled sleeper 4 on a cast iron platform 7;
step 3, starting the control system and the hydraulic oil source, and starting test software in the control system;
step 4, connecting the vertical loading end of the vertical loading actuator 2 with the steel rail 3, controlling a hydraulic oil source to provide oil pressure for the vertical loading actuator 2 through a control system, applying a vertical direction load to the steel rail 3 through the vertical loading end, and detecting buckling pressure and static rigidity through test software;
step 5, connecting a horizontal loading end of a horizontal loading actuator 5 with the steel rail 3, controlling a hydraulic oil source to provide oil pressure for the horizontal loading actuator 5 through a control system, applying horizontal direction load to the steel rail 3 by the horizontal loading end, detecting longitudinal resistance through test software, and adjusting the position of the sleeper 4 in the test process;
and 6, after the detection is finished, printing a detection report through the control system.
In the step 5, when the test software detects the longitudinal resistance, the slippage of the steel rail 3 can be automatically identified without manually observing the slippage of the steel rail and manually calculating.
And the step 4 and the step 5 are carried out at the same position, so that the detection time is saved, and the detection efficiency is improved.
Obviously, the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention, and it is obvious for those skilled in the art to make other variations or changes based on the above descriptions, and all the embodiments cannot be exhausted here, and all the obvious variations or changes that belong to the technical solutions of the present invention are still in the protection scope of the present invention.
Claims (6)
1. The comprehensive performance detection device of the railway fastener system is characterized by comprising a cast iron platform (7), a sample fixing device, a vertical loading device and a horizontal loading device;
the sample fixing device comprises a sleeper (4), a steel rail (3) and a fastener system (8) to be tested, the sleeper (4) is horizontally and transversely fixed on a cast iron platform (7), the steel rail (3) is installed on a rail bearing surface of the sleeper (4), and the fastener system (8) to be tested is used for buckling the steel rail (3) on the sleeper (4);
the vertical loading device comprises a portal frame (1) and a vertical loading actuator (2), the portal frame (1) comprises a portal frame pillar and a portal frame beam, the portal frame beam is horizontally and transversely arranged right above the sleeper (4), the portal frame beam is arranged on a cast iron platform (7) through the portal frame pillar, the vertical loading actuator (2) comprises a vertical loading base and a vertical loading end, the vertical loading base is arranged on the lower surface of the portal frame beam, and the vertical loading end vertically extends downwards from the vertical loading base to the steel rail (3);
horizontal loading device includes reaction frame (6) and horizontal loading actuator (5), reaction frame (6) support the end including mutually perpendicular's reaction frame stiff end and reaction frame, the reaction frame stiff end is installed on cast iron platform (7), reaction frame supports the end and transversely sets up and perpendicular to cast iron platform (7), horizontal loading actuator (5) are including horizontal loading base and horizontal loading end, horizontal loading pedestal mounting is served at the reaction frame support, horizontal loading end extends to rail (3) from horizontal loading base level.
2. The railway fastener system integrity testing device of claim 1, further comprising a hydraulic oil source connected to the vertical loading actuator (2) and the horizontal loading actuator (5) via high pressure oil lines to provide oil pressure.
3. The railroad fastener system integrity testing device of claim 2, further comprising a control system electrically connected to the source of hydraulic oil via a data line.
4. The railway fastener system comprehensive performance detection device of claim 3, wherein the hydraulic oil source controls the vertical loading end of the vertical loading actuator (2) to apply vertical direction load to the steel rail (3) so as to detect the fastening pressure and static rigidity of the steel rail (3).
5. The railway fastener system comprehensive performance detection device of claim 3, wherein the hydraulic oil source controls the horizontal loading end of the horizontal loading actuator (5) to apply a horizontal direction load to the steel rail (3) so as to detect the longitudinal resistance of the steel rail (3).
6. A railway fastener system integrity testing device according to claim 4 or 5, wherein said vertical loading actuator (2) has a load rating of 150kN and said horizontal loading actuator (5) has a load rating of 50 kN.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020539748.XU CN212007757U (en) | 2020-04-14 | 2020-04-14 | Comprehensive performance detection device for railway fastener system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020539748.XU CN212007757U (en) | 2020-04-14 | 2020-04-14 | Comprehensive performance detection device for railway fastener system |
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| Publication Number | Publication Date |
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| CN212007757U true CN212007757U (en) | 2020-11-24 |
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| CN202020539748.XU Active CN212007757U (en) | 2020-04-14 | 2020-04-14 | Comprehensive performance detection device for railway fastener system |
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| CN (1) | CN212007757U (en) |
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2020
- 2020-04-14 CN CN202020539748.XU patent/CN212007757U/en active Active
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