CN203587265U - Sleeper longitudinal and lateral resistance dynamic detector - Google Patents
Sleeper longitudinal and lateral resistance dynamic detector Download PDFInfo
- Publication number
- CN203587265U CN203587265U CN201320788129.4U CN201320788129U CN203587265U CN 203587265 U CN203587265 U CN 203587265U CN 201320788129 U CN201320788129 U CN 201320788129U CN 203587265 U CN203587265 U CN 203587265U
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- sleeper
- bearing device
- acceleration
- lateral
- sleeper longitudinal
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Abstract
The utility model discloses a sleeper longitudinal and lateral resistance dynamic detector, which comprises a loading device, a sleeper longitudinal and lateral bearing device and an electronic testing device, wherein the end part of the loading device is provided with an impacting head, and the interior is provided with an impacting hammer and a spring force applying device; the electronic testing device comprises a force sensor and an acceleration or displacement sensor, and the force sensor and the acceleration or displacement sensor are respectively connected with a main machine of the detector; and the acceleration or displacement sensor is arranged on the upper part of the sleeper longitudinal and lateral bearing device, and the force sensor is arranged at the side part of the sleeper longitudinal and lateral bearing device. The sleeper longitudinal and lateral resistance dynamic detector can be used for carrying out sleeper longitudinal and lateral resistance dynamic detection, and has the advantages of light and handy instrument, convenient use, simple operation, easy installation, accurate and objective data, and detection results capable of being printed and stored automatically; and the sleeper longitudinal and lateral resistance dynamic detector reduces the labor intensity of the testing personnel, and improves the detection efficiency.
Description
Technical field
The utility model relates to a kind of technology that detects the vertical lateral resistance of sleeper, relates in particular to a kind of sleeper vertical, horizontal resistance dynamic measuring instrument.
Background technology
Sleeper vertical, horizontal resistance is the mechanical index of Ballast track railway roadbed, and this index plays an important role to track structural strength and stability.China Express Railway correlation standard, the longitudinal resistance of Ballast track sleeper should not be less than 14kN/ pillow, and lateral resistance should not be less than 12kN/ pillow.
Before Ballast track line clear, reply sleeper vertical, horizontal resistance detects.In the prior art, for the detection of sleeper longitudinal resistance, be to adopt lifting jack to load, between two sleepers, hydraulic jack be set, unclamp the fastener of tested sleeper, and making lifting jack withstand on the centre position of sleeper, dial gauge or displacement transducer are installed in the side, two ends of sleeper; Sleeper is applied to longitudinal force, and recording manometer or power sensor, dial gauge or displacement transducer reading, draw the pass of longitudinal force and displacement, calculates longitudinal resistance.For the detection of sleeper lateral resistance, be also to adopt lifting jack to load, dial gauge or displacement transducer are installed in one end of sleeper, utilizing rail side or counter force wall to do counter-force supports, by jack pair sleeper, apply lateral thrust, recording manometer or power sensor, dial gauge or displacement transducer reading, draw the relation of transverse force and displacement, calculate lateral resistance.
Above-mentioned method of testing of the prior art has disturbance or needs counterforce device rail, adjacent sleeper and railway roadbed, and detection speed is slow.
Utility model content
The purpose of this utility model is to provide a kind of sleeper vertical, horizontal resistance dynamic measuring instrument.
The purpose of this utility model is achieved through the following technical solutions:
Sleeper vertical, horizontal resistance dynamic measuring instrument of the present utility model, comprises charger, sleeper longitudinal load-bearing device, sleeper lateral bearing device and electronic test equipment;
The end of described charger is provided with impact head, and inside is provided with ram hammer and spring-loaded device;
Described electronic test equipment comprises power sensor and acceleration or displacement transducer, and described sensor, acceleration or displacement transducer are connected with tester main frame respectively;
Described acceleration or displacement transducer are placed on the top of described sleeper longitudinal load-bearing device or sleeper lateral bearing device, and described power sensor is placed on the sidepiece of described sleeper longitudinal load-bearing device or sleeper lateral bearing device.
The technical scheme being provided by above-mentioned the utility model can be found out, the sleeper vertical, horizontal resistance dynamic measuring instrument that the utility model embodiment provides, owing to comprising charger, sleeper longitudinal load-bearing device, sleeper lateral bearing device and electronic test equipment, have advantages of that instrument is light and handy, easy to use, simple to operate, accurately objective, testing result can automatic printing and storage for simple installation, data; The labour intensity that has reduced testing crew, has improved detection efficiency.
Accompanying drawing explanation
Fig. 1 a is the facade structures schematic diagram of sleeper longitudinal resistance dynamic measuring instrument in the utility model embodiment;
Fig. 1 b is the planar structure schematic diagram of sleeper longitudinal resistance dynamic measuring instrument in the utility model embodiment;
Fig. 2 is the structural representation of sleeper lateral resistance dynamic measuring instrument in the utility model embodiment.
In figure: 1, acceleration or displacement transducer, 2-1, sleeper longitudinal load-bearing device, 2-2, sleeper lateral bearing device, 3, tester main frame, 4, impact head, 5, power sensor, 6, spring-loaded device, 7, ram hammer, 8, charger.
Embodiment
To be described in further detail the utility model embodiment below.
Sleeper vertical, horizontal resistance dynamic measuring instrument of the present utility model, its preferably embodiment be:
Comprise charger, sleeper longitudinal load-bearing device, sleeper lateral bearing device and electronic test equipment;
The end of described charger is provided with impact head, and inside is provided with ram hammer and spring-loaded device;
Described electronic test equipment comprises power sensor and acceleration or displacement transducer, and described sensor, acceleration or displacement transducer are connected with tester main frame respectively;
Described acceleration or displacement transducer are placed on the top of described sleeper longitudinal load-bearing device or sleeper lateral bearing device, and described power sensor is placed on the sidepiece of described sleeper longitudinal load-bearing device or sleeper lateral bearing device.
Described tester main frame is provided with printer interface, charging socket, LCDs, button.
Apply above-mentioned sleeper vertical, horizontal resistance dynamic measuring instrument of the present utility model and carry out sleeper vertical, horizontal resistance dynamic testing method, comprising:
Sleeper longitudinal resistance dynamic testing method comprises step:
First, unclamp the fastener of tested sleeper, allow sleeper longitudinal load-bearing device be fixed on sleeper centre position, degree of will speed up or displacement transducer, power installation of sensors are on sleeper;
Then, percussion mechanism applies impulsive force to sleeper longitudinal load-bearing device, and sleeper produces longitudinally moving displacement, and draws the correlationship between described longitudinally moving displacement and sleeper longitudinal resistance by contrast test;
Afterwards, according to described sleeper, longitudinally move the correlationship between displacement and sleeper longitudinal resistance, draw sleeper longitudinal resistance;
Sleeper lateral resistance dynamic testing method comprises step:
First, unclamp the fastener of tested sleeper, allow sleeper lateral bearing device be fixed on one end of sleeper, degree of will speed up or displacement transducer, power installation of sensors are on sleeper;
Then, percussion mechanism applies impulsive force to sleeper lateral bearing device, and sleeper produces laterally moving displacement, and draws the correlationship between described laterally moving displacement and sleeper lateral resistance by contrast test;
Afterwards, according to the correlationship between described laterally moving displacement and sleeper lateral resistance, draw sleeper lateral resistance.
Sleeper vertical, horizontal resistance dynamic measuring instrument of the present utility model, has advantages of that instrument is light and handy, easy to use, simple to operate, accurately objective, testing result can automatic printing and storage for simple installation, data; The labour intensity that has reduced testing crew, has improved detection efficiency.
In the utility model, charger is for applying dynamic load to sleeper, and inside is provided with ram hammer and spring-loaded device, by end impact head to power sensor and sleeper load application; Sleeper longitudinal load-bearing device and sleeper lateral bearing device are placed in respectively sleeper top and sidepiece or end while using, and play fixation of sensor.On bogey, can place acceleration or displacement transducer, sidepiece can be placed power sensor; Electronic test equipment comprises power sensor, acceleration or displacement transducer and tester main frame; Power sensor is placed in sleeper sidepiece or end, the dynamic load applying for detection of charger, and detection signal is transferred to tester main frame by electric wire; Acceleration or displacement transducer are placed in sleeper top, the change in displacement for detection of sleeper under dynamic load impacts, and detection signal is transferred to tester main frame by electric wire; Tester main frame is connected with power sensor, acceleration or displacement transducer respectively, and dynamic load and the shift value that can produce according to each impact calculate sleeper sleeper vertical, horizontal resistance automatically.Described tester main frame side is provided with printer interface and charging socket, is provided with LCDs, button simultaneously.
Specific embodiment:
As shown in Fig. 1 a, Fig. 1 b, Fig. 2, test is front by sleeper vertical, horizontal bogey 2-1,2-2, be placed in sleeper top or sidepiece, degree of will speed up or displacement transducer 1 are placed in bogey top, power sensor 5 is placed in bogey sidepiece and fixes, and tester main frame 3 is connected with acceleration or displacement transducer 1, power sensor 5 respectively.During test, hand-held charger 8, applies dynamic load to power sensing station level, and power sensor is delivered to sleeper by bogey by power, makes sleeper produce displacement.Dynamic load value and consequent displacement variable are recorded by power sensor 5 and acceleration or displacement transducer 1 respectively, and measured signal arrives tester main frame 3 by cable transmission, and it is longitudinal and transverse that tester main frame 3 calculates sleeper automatically, and store test figure.
The beneficial effects of the utility model can be summarized as three aspects:
1. sleeper vertical, horizontal resistance dynamic measuring instrument, by sleeper dynamic load, detects sleeper dynamic load and moving displacement, is applicable to newly-built and existing line sleeper vertical, horizontal resistance detection.
2. by dynamic load, substitute counterforce device, lifting jack and oil pump and load, can facilitate the transportation of sleeper vertical, horizontal resistance detector, install and shift.
3. compare traditional sleeper vertical, horizontal resistance detector, this tester adopts acceleration transducer or displacement transducer, the automatic pick-up transducers data of electronic test equipment, and automatically show, printing test result, and printable dynamic load and moving displacement relation curve, reduce testing crew labour intensity, and improved the accuracy of detection efficiency and test.
The above; it is only preferably embodiment of the utility model; but protection domain of the present utility model is not limited to this; any be familiar with those skilled in the art the utility model disclose technical scope in; the variation that can expect easily or replacement, within all should being encompassed in protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claims.
Claims (2)
1. a sleeper vertical, horizontal resistance dynamic measuring instrument, is characterized in that, comprises charger, sleeper longitudinal load-bearing device, sleeper lateral bearing device and electronic test equipment;
The end of described charger is provided with impact head, and inside is provided with ram hammer and spring-loaded device;
Described electronic test equipment comprises power sensor and acceleration or displacement transducer, and described sensor, acceleration or displacement transducer are connected with tester main frame respectively;
Described acceleration or displacement transducer are placed on the top of described sleeper longitudinal load-bearing device or sleeper lateral bearing device, and described power sensor is placed on the sidepiece of described sleeper longitudinal load-bearing device or sleeper lateral bearing device.
2. sleeper vertical, horizontal resistance dynamic measuring instrument according to claim 1, is characterized in that, described tester main frame is provided with printer interface, charging socket, LCDs, button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320788129.4U CN203587265U (en) | 2013-12-03 | 2013-12-03 | Sleeper longitudinal and lateral resistance dynamic detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320788129.4U CN203587265U (en) | 2013-12-03 | 2013-12-03 | Sleeper longitudinal and lateral resistance dynamic detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203587265U true CN203587265U (en) | 2014-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320788129.4U Withdrawn - After Issue CN203587265U (en) | 2013-12-03 | 2013-12-03 | Sleeper longitudinal and lateral resistance dynamic detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203587265U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN106289606A (en) * | 2015-05-20 | 2017-01-04 | 北京中科用通减振技术有限公司 | Fastener longitudinal resistance test device |
| CN109269789A (en) * | 2018-10-30 | 2019-01-25 | 中南大学 | Fastener and sleeper integration experiment loading device |
| CN113212492A (en) * | 2021-05-06 | 2021-08-06 | 杭州申昊科技股份有限公司 | Intelligent rail detection robot |
-
2013
- 2013-12-03 CN CN201320788129.4U patent/CN203587265U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN106289606A (en) * | 2015-05-20 | 2017-01-04 | 北京中科用通减振技术有限公司 | Fastener longitudinal resistance test device |
| CN106289606B (en) * | 2015-05-20 | 2019-08-27 | 北京中科用通科技股份有限公司 | Fastener longitudinal resistance test device |
| CN109269789A (en) * | 2018-10-30 | 2019-01-25 | 中南大学 | Fastener and sleeper integration experiment loading device |
| CN109269789B (en) * | 2018-10-30 | 2020-08-04 | 中南大学 | Fastener and sleeper integrated experimental loading device |
| CN113212492A (en) * | 2021-05-06 | 2021-08-06 | 杭州申昊科技股份有限公司 | Intelligent rail detection robot |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140507 Effective date of abandoning: 20160106 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |