CN104260753B - Wheel rail force integration test sensor and rail clip - Google Patents
Wheel rail force integration test sensor and rail clip Download PDFInfo
- Publication number
- CN104260753B CN104260753B CN201410523121.4A CN201410523121A CN104260753B CN 104260753 B CN104260753 B CN 104260753B CN 201410523121 A CN201410523121 A CN 201410523121A CN 104260753 B CN104260753 B CN 104260753B
- Authority
- CN
- China
- Prior art keywords
- spring
- force
- integration test
- wheel rail
- fixed block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61K—AUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
- B61K9/00—Railway vehicle profile gauges; Detecting or indicating overheating of components; Apparatus on locomotives or cars to indicate bad track sections; General design of track recording vehicles
- B61K9/08—Measuring installations for surveying permanent way
Abstract
The invention discloses wheel rail force integration test sensor, including, support backing plate, vertical force snesor and transverse force sensor；The both sides for supporting backing plate are spring fixed block, and the support width of spring fixed block is corresponding to the width of spring to be assembled, spring is assemblied on the upside of spring fixed block；It is track supporting part to support in the middle part of backing plate, and vertical force snesor is fixed in rail supporting part；Transverse force sensor is fixed in spring fixed block.So as to solving in existing wheel rail force test process, the problem of precision is low and poor for applicability.So as to which the wheel rail force integration test sensor in the present invention has the advantages that good measuring accuracy height, stability, simple installation, consistent, uniformity to track structure has no effect with the installation of existing fastener.
Description
Technical field
Monitoring and train operation state monitoring technical field the present invention relates to track, applied to track and the daily fortune of train
During row safety monitoring, more particularly to wheel rail force integration test sensor and rail clip.
Background technology
With the continuous development of high-speed rail technology, corresponding ballastless track structure also obtains in field of track traffic
Popularization progressively is arrived.For effectively operating status of the monitoring track condition and train in high-speed railway, it is necessary to vehicle-rail
Wheel rail force between road carries out accurate measurements.But, can not since rail foot surface is narrow to the clear space of non-fragment orbit plate surface
Effectively measured.In view of the above-mentioned problems, in the prior art generally by the way of rubber dynamometry backing plate to vertical wheel rail force
Give and detect, but rubber dynamometry backing plate when implementing, it is necessary to substitute rubber tie plate under rail, so as to change fastener connection stiffness,
Therefore, it is unfavorable for keeping the excellent support state of track structure；Further, since it uses rubber as main support material,
So as to which multiple Reusability can not be carried out, after repeatedly replacing, accuracy of detection is reduced.It follows that existing rubber dynamometry
Backing plate, construction cost is high, detection fluctuation is big, precision is low, service life is short, therefore, it is impossible to meet the monitoring for carrying out track for a long time
And the needs of train operation state monitoring.
The content of the invention
For it is above-mentioned in the prior art the defects of, the present invention is solved in existing wheel rail force test process, and precision is low and suitable
With property it is poor the problem of.
The present invention provides wheel rail force integration test sensor, including, support backing plate, vertical force snesor and cross force pass
Sensor；The both sides of the support backing plate are spring fixed block, the support width of the spring fixed block and the width of spring to be assembled
Degree is corresponding, the spring is assemblied on the upside of the spring fixed block；It is track supporting part in the middle part of the support backing plate, it is described to hang down
It is fixed on to force snesor in the rail supporting part；The transverse force sensor is fixed in the spring fixed block.
In a preferred embodiment, the vertical force snesor is uniformly arranged on the support of the track supporting part
In the region of face.
In a preferred embodiment, the track supporting part includes, support baseboard and upper cover plate；The vertical force
Sensor is fixedly connected on the inside of the support baseboard, and the upper cover plate is corresponding to the shape of the support baseboard, is covered in
The upside of the support baseboard, is fixedly connected with the support baseboard.
In a preferred embodiment, the top surface of the support baseboard sets multiple annular grooves, in each annular groove
The heart fixes a cylindrical end tangs, and the multiple vertical force snesor is the annular vertical force snesor answered with the annular groove,
The inside of the annular groove is assemblied in, the upper cover plate opens up circular groove corresponding with the cylindrical end tangs, with the cylindricality
Boss assembling is fixed.
In a preferred embodiment, the bottom surface of the top surface of the support baseboard and the upper cover plate is according between setting
Gap is fixedly connected；Elastic sealant is filled in the region in the setting gap.
In a preferred embodiment, the inner side of the spring fixed block is that spring fixed beam, consolidates in the spring
The top for determining beam opens up spring fixing groove, and the width of the spring fixing groove is corresponding to the middle part spring width of spring to be assembled；
Vertical spring mounting hole is opened up in the spring fixing groove.
In a preferred embodiment, the lateral angle of the spring fixed beam is arc angling or straight line chamfering.
In a preferred embodiment, deformation gap is opened up between the spring fixed beam and the support backing plate,
The inside filling elastic sealant in the deformation gap.
In a preferred embodiment, further include, reinforcing beam；The reinforcing beam is fixedly connected on the spring and fixes
The exterior bottom of block.
Meanwhile in one embodiment of the present invention, additionally provide in rail clip, including any of the above-described embodiment
Wheel rail force integration test sensor.
It follows that beneficial effects of the present invention are：The wheel rail force integration test sensor of the present invention, its main feature is that, energy
Enough wheel track vertical forces and wheel-rail lateral force for measuring non-fragment orbit WJ-8 type fastener node locations at the same time, overcoming can not survey at present
The difficulty taken.With measuring accuracy is high, stability is good, simple installation, with the installation of existing fastener unanimously, to the consistent of track structure
The advantages that property has no effect.Particularly, solve field of track traffic non-fragment orbit WJ-8 type fastener node location wheel tracks to hang down
The test problem of straight power and wheel-rail lateral force.
Brief description of the drawings
Fig. 1 is the top view of wheel rail force integration test sensor in one embodiment of the present invention；
Fig. 2 is the schematic perspective view of wheel rail force integration test sensor in one embodiment of the present invention；
Fig. 3 is in one embodiment of the present invention, and wheel rail force integration test sensor carries out the solid after fastener installation
Schematic diagram；
Fig. 4 is in one embodiment of the present invention, and wheel rail force integration test sensor carries out another after fastener installation
Schematic perspective view；
Fig. 5 is in one embodiment of the present invention, and wheel rail force integration test sensor carries out the solid after fastener installation
Sectional view；
Fig. 6 is the diagrammatic cross-section of B-B direction in Fig. 1；
Fig. 7 be in Fig. 1 A-A to diagrammatic cross-section；
Fig. 8 is that the distribution of vertical force snesor in wheel rail force integration test sensor in one embodiment of the present invention is shown
It is intended to.
Embodiment
Have more for the feature of wheel rail force integration test sensor of the present invention, effect and the technical purpose to be reached
Clear and comprehensive understanding, is described in further details with reference to specification drawings and specific embodiments.
As shown in Fig. 1~7, the wheel rail force integration test sensor main body bottom in one embodiment of the present invention is square
Backing plate 10 is supported, the material of the support backing plate 10 is preferably 40CrMoNiA or other hard stainless steel metal materials.The support
The both sides of backing plate 10 are spring fixed block 20,21.The width and length of the spring fixed block 20,21 and spring 30 to be assembled (figure
In be represented by dashed line) assembling width and length it is corresponding.So that spring 30 to be assembled can be compacted at bullet by spring bolt 31
The top of bar fixed block 20,21.The central panel of above-mentioned support backing plate 10 is track supporting part 11.The top surface of the track supporting part 11
It is fixedly connected with the bottom surface of rail 32 to be assembled, plays a supporting role to rail 32 to be assembled.As shown in fig. 6, track supporting part
11 points are support baseboard 12 and square upper cover plate 13.Vertical force snesor 401,402,403 and 404 is fixedly connected on support floor
In the annular groove 120 that 11 tops are set, square upper cover plate 13 is corresponding to the region shape of support baseboard 11, is covered in support baseboard
11 upside, is packaged the vertical force snesor 401,402,403 and 404 in support baseboard 11.So that vertical force passes
Sensor 401,402,403 and 404 is assemblied between Dual-layer structure, and makes the force direction that is squeezed of track supporting part 11 with hanging down
It is consistent to the detection direction of force snesor 401,402,403 and 404, so as to be given to the stress of the vertical direction of track supporting part 11
Give detection.As shown in fig. 7, transverse force sensor mounting hole 51,52 is opened up in spring fixed block 20 (and 21).Cross force is sensed
Device 501,502,503 and 504 loads from sensor mounting hole 51, its sensing data output line draws from sensor mounting hole 52
Go out.Wherein, vertical force snesor 401,402,403 and 404 can be given using pressure sensor and be realized, transverse force sensor 501,
502nd, 503 and 504 it can be given and realized using pressure sensor.
As shown in Figures 4 and 5, the wheel rail force integration test sensor in the present invention when in use, can be directly instead of WJ-8's
Fastener installation iron chair is installed on the lower section of rail 32, when test locomotive is crossed from rail 32, is born downwards on rail 32
Test load.Rail 32 by test load on the one hand, downwards transmit vertical force P be applied to vertical force snesor 401,402,
On 403 and 404, still further aspect, by suffered cross force H under 32 rail of rail, spring fixed block 20 is passed to by gauge apron
And 21 (not shown)s, so that the transverse force sensor 501,502,503 and 504 in spring fixed block 20,21
Stress.Vertical force snesor 401,402,403 and 404 and transverse force sensor 501,502,503 and 504 by external cable,
The variable quantity of vertical force snesor 401,402,403 and 404 and transverse force sensor 501,502,503 and 504 is outwards transmitted,
So as to fulfill the detection to current vertical force and cross force.
For ease of carrying out more accurate detection to vertical wheel rail force, in one embodiment of the invention, such as Fig. 8 institutes
Show, vertical force snesor is set for both sides, and side is the first vertical force snesor 401 (or 403), the second vertical force snesor
402 (or 404)；4 groups of vertical force snesors use chip pressure sensor, are uniformly arranged on the supporting surface area of track supporting part 11
In domain.Spring fixed block is both sides spring fixed block, and the transverse force sensor is two groups, is individually fixed in both sides spring and fixes
In block, in the spring fixed block of side, set the first transverse force sensor 501 (or 503), the second transverse force sensor 502 (or
504).So that the detection of current vertical force and cross force is more accurate.To monitor measurement accuracy in real time, ensure to survey
The validity of amount, in one embodiment of the invention, further includes, error comparator, which can use monolithic
Machine, which is given, to be realized, its input terminal and side transverse force sensor 501,502 (or transverse force sensor 503,504) and side are vertical
The output terminal connection of force snesor 401,402, when the numerical difference of the transverse force sensor 501,502 exceedes setting error,
The numerical difference of vertical force snesor 401,402 is judged whether in setting range, if so, then output error normal information, if it is not,
Then output error warning message.So as to which while lateral stressed error is judged, the factor for adding vertical force stress is referred to,
Therefore, the validity of measurement error judgement is added.Such scheme can also be, when the vertical force snesor 401,402
When numerical difference exceedes setting error, the numerical difference of transverse force sensor 501,502 is judged whether in setting range, if so, then
Output error normal information, if it is not, then output error warning message.So as to accomplish complete mutually monitoring, it is effectively ensured
The monitoring of measurement error.
To make vertical force snesor 401,402,403 and 404 in Reusability, it is not likely to produce side deformation and tilts,
Increase contacts the forced area of vertical force snesor 401,402,403 and 404, in one embodiment of the invention, such as Fig. 6
Shown, the top of support baseboard 11 is equipped with 4 annular grooves 120, and a cylindrical end tangs 121 are fixed at each 120 center of annular groove, it is square on
13 bottom surface of cover board opens up four circular grooves 122, the size of the circular groove 122, the size of position and cylindrical end tangs 121,
Position consistency, vertical force snesor 401,402,403 and 404 are preferably the vertical force snesor of annular, and endoporus is fixed on boss 121
On, integrally it is positioned over inside 4 annular grooves 120.So as to strengthen vertical force snesor 401,402,403 and 404 when in use
Stability, so as to improve the measuring accuracy of sensor.
As shown in Fig. 5~6, to improve vertical 401,402,403 and 404 accuracy when detecting of force snesor, make to hang down
There can be preferable deformation space to force snesor 401,402,403 and 404, so that, in one embodiment of the invention, branch
The top surface of bottom plate 12 and the bottom surface of upper cover plate 13 are supportted in assembling, leaves the setting gap 14 of 0.1mm, to keep preferable sealing
Property, fill elastic sealant in the region in setting gap 14.
For improve cross force detection precision, make wheel rail force it is lossless be delivered to transverse force sensor 501,502,503
And on 504, as shown in Figure 2-5, the structure in 21 side of inner edge of spring fixed block 20 is 22 structure of spring fixed beam.In spring
The middle part of fixed beam 22 mills out spring fixing groove 23.The milling interplanar distance and width of spring fixing groove 23, with spring 30 to be assembled
Assembly building away from and spring width it is corresponding.For ease of the entirety assembling of spring component, bullet is opened up in the top surface of spring fixed block 20
Bar mounting hole 24.The position of spring mounting hole 24 is corresponding to 31 fixed position of bolt of spring to be assembled.And then to strengthen spring
The fastness that component assembles spring 30, in one embodiment of the invention, as shown in Fig. 2, spring fixed beam 22 is outer
Side angle 221 is arc angling or straight line chamfering.To strengthen the assembling intensity of spring component, in one embodiment of the present invention
In, the exterior bottom of spring fixed block 20 adds bar shaped reinforcing beam 27.
As shown in Fig. 2,7, to improve 501,502,503 and 504 accuracy when detecting of transverse force sensor, make transverse direction
Force snesor 501,502,503 and 504 can have preferable deformation space, so that, in one embodiment of the invention, spring
Fixed beam 22, in assembling, leaves the setting deformation gap 25 of 0.1mm with support backing plate 10, to keep preferable leakproofness,
Elastic sealant is filled in the region in setting deformation gap 25.
Meanwhile a kind of WJ-8 rail clips, the metal caul of the fastener are additionally provided in one embodiment of the present invention
For the wheel rail force integration test sensor in the above embodiment.
The above, is only the specific embodiment of the present invention, but the scope that the present invention is implemented cannot be limited with this, i.e., generally
The equivalent variations made according to scope of the present invention patent and description and modification, all should still belong to what patent of the present invention covered
In the range of.
Claims (8)
1. wheel rail force integration test sensor, it is characterised in that including support backing plate, vertical force snesor and cross force sensing
Device；The both sides of the support backing plate are spring fixed block, the support width of the spring fixed block and the width of spring to be assembled
Accordingly, the spring to be assembled is made to be assemblied on the upside of the spring fixed block；It is track supporting part in the middle part of the support backing plate, institute
Vertical force snesor is stated to be fixed in the track supporting part；The transverse force sensor is fixed in the spring fixed block；
The inner side of the spring fixed block is spring fixed beam, and spring fixing groove, institute are opened up on the top of the spring fixed beam
The width of spring fixing groove is stated, it is corresponding to the middle part spring width of spring to be assembled；Opened up in the spring fixing groove vertical
Spring mounting hole；The vertical force snesor is uniformly arranged in the supporting surface region of the track supporting part.
2. wheel rail force integration test sensor as claimed in claim 1, it is characterised in that the track supporting part includes support
Bottom plate and upper cover plate；The vertical force snesor is fixedly connected on the inside of the support baseboard, the upper cover plate and the branch
It is corresponding to support the shape of bottom plate, is covered in the upside of the support baseboard, is fixedly connected with the support baseboard.
3. wheel rail force integration test sensor as claimed in claim 2, it is characterised in that the top surface of the support baseboard is set
Multiple annular grooves, each annular groove center fix a cylindrical end tangs, and multiple vertical force snesors is are answered with the annular groove
Annular vertical force snesor, be assemblied in the inside of the annular groove, the upper cover plate opens up corresponding with the cylindrical end tangs
Circular groove, assembles with the cylindrical end tangs and fixes.
4. wheel rail force integration test sensor as claimed in claim 3, it is characterised in that the top surface of the support baseboard and institute
The bottom surface for stating upper cover plate is fixedly connected according to setting gap；Elastic sealant is filled in the region in the setting gap.
5. wheel rail force integration test sensor as claimed in claim 1, it is characterised in that the lateral angle of the spring fixed beam
For arc angling or straight line chamfering.
6. wheel rail force integration test sensor as claimed in claim 1, it is characterised in that the spring fixed beam and the branch
Deformation gap is opened up between stake pad plate, elastic sealant is filled in the inside in the deformation gap.
7. wheel rail force integration test sensor as claimed in claim 1, it is characterised in that further include reinforcing beam；The reinforcement
Beam is fixedly connected on the exterior bottom of the spring fixed block.
8. rail clip, it is characterised in that the wheel rail force integration test including any one of such as claim 1~7 claim passes
Sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410523121.4A CN104260753B (en) | 2014-09-30 | 2014-09-30 | Wheel rail force integration test sensor and rail clip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410523121.4A CN104260753B (en) | 2014-09-30 | 2014-09-30 | Wheel rail force integration test sensor and rail clip |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104260753A CN104260753A (en) | 2015-01-07 |
| CN104260753B true CN104260753B (en) | 2018-05-08 |
Family
ID=52152389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410523121.4A Active CN104260753B (en) | 2014-09-30 | 2014-09-30 | Wheel rail force integration test sensor and rail clip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104260753B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110758456B (en) * | 2019-11-08 | 2021-06-08 | 哈尔滨工业大学 | Wheel rail health state monitoring system and method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2154819Y (en) * | 1993-02-03 | 1994-02-02 | 济南铁路局淄博工务工厂 | Separating buckle for seamless line buffer area joint |
| CN102046445A (en) * | 2008-04-09 | 2011-05-04 | 申克公司 | System for measuring loads during wheel/rail contact of rail vehicles |
| CN103866656A (en) * | 2014-02-28 | 2014-06-18 | 西南交通大学 | Vibration reduction rail fastener for metro |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3151160B2 (en) * | 1996-12-25 | 2001-04-03 | 運輸省船舶技術研究所長 | Method and apparatus for continuous measurement of wheel load and lateral pressure of railway vehicle by ground side measurement |
| DE10241320A1 (en) * | 2002-09-04 | 2004-03-18 | Siegfried Pieper | Railway force measurement device, for measuring changes in railway vehicle wheels and for measurement of wheel-rail forces, comprises a measurement plate that replaces the intermediate plate between rail and sleeper |
| CN201555681U (en) * | 2009-11-21 | 2010-08-18 | 杭州钱江称重技术有限公司 | Dynamic and static four-in-one rail pad sensor |
| CN202013230U (en) * | 2011-02-14 | 2011-10-19 | 杭州钱江称重技术有限公司 | Railpad type pitless uninterrupted rail weighbridge |
| CN102350996B (en) * | 2011-07-22 | 2013-05-22 | 西南交通大学 | Ground monitoring method for dangerous condition in heavy-load train operation |
| CN204184375U (en) * | 2014-09-30 | 2015-03-04 | 中铁科学技术开发公司 | Wheel rail force integrated test sensor and rail clip |
-
2014
- 2014-09-30 CN CN201410523121.4A patent/CN104260753B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2154819Y (en) * | 1993-02-03 | 1994-02-02 | 济南铁路局淄博工务工厂 | Separating buckle for seamless line buffer area joint |
| CN102046445A (en) * | 2008-04-09 | 2011-05-04 | 申克公司 | System for measuring loads during wheel/rail contact of rail vehicles |
| CN103866656A (en) * | 2014-02-28 | 2014-06-18 | 西南交通大学 | Vibration reduction rail fastener for metro |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104260753A (en) | 2015-01-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101865783B (en) | Bogie performance parameter combined test stand of rail vehicle | |
| CA2436047C (en) | A device for monitoring the condition of the superstructure especially of fixed railroad tracks | |
| AT502214B1 (en) | METHOD AND DEVICE FOR DETECTING THE RISK OF DANGER OF RAIL VEHICLES | |
| CN104260752B (en) | The integrated test facility and device of wheel rail force | |
| US8359934B2 (en) | System for measuring loads during wheel/rail contact of rail vehicles | |
| CN201795774U (en) | Adhesion type resistance strain-gage transducer | |
| CN104260753B (en) | Wheel rail force integration test sensor and rail clip | |
| CN204188326U (en) | Wheel rail force integration testing sensor and rail clip | |
| CN208780451U (en) | Fastener and sleeper integration experiment loading device | |
| Anderson et al. | In-situ test measurement techniques within railway track structures | |
| CN202013230U (en) | Railpad type pitless uninterrupted rail weighbridge | |
| CN204184375U (en) | Wheel rail force integrated test sensor and rail clip | |
| DE10304008A1 (en) | Device for measuring the rail load | |
| CN104251756A (en) | Wheel-rail force integrating test sensor and rail fastener | |
| CN201075002Y (en) | Detecting platform for assembling cross-bracing steering frame | |
| CN203668780U (en) | Railway track geometrical state detection trolley | |
| CN202048970U (en) | Multifunctional combined foundation-pit-free continuous rail weighing device | |
| EP1337816A1 (en) | Weighing device for rail vehicles | |
| AU2011335727A1 (en) | Bolster of tank wagon | |
| CN210481905U (en) | Sleeper seat for mounting pressure sensor on common sleeper | |
| CN105890730A (en) | Track weighing device | |
| AU2017200607A1 (en) | Force measuring device for determining the wheel contact forces of rail-mounted vehicles | |
| CN208915183U (en) | Rail bottom formula shear force sensor applied to railway detection, metering | |
| CN208350250U (en) | The lateral load force system of high-precision pivoted arm force-measuring framework tests structure | |
| RU161919U1 (en) | DEVICE FOR DETERMINING LOADS FROM WHEELS OF LOCOMOTIVE WHEELS |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |