CN109518552A - A kind of fixed frog centre wing rail differential height detecting ruler - Google Patents
A kind of fixed frog centre wing rail differential height detecting ruler Download PDFInfo
- Publication number
- CN109518552A CN109518552A CN201910009357.9A CN201910009357A CN109518552A CN 109518552 A CN109518552 A CN 109518552A CN 201910009357 A CN201910009357 A CN 201910009357A CN 109518552 A CN109518552 A CN 109518552A
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- ruler
- fixed
- sliding cavity
- gear
- moving
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- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 238000001514 detection method Methods 0.000 claims abstract description 14
- 238000006073 displacement reaction Methods 0.000 claims abstract description 7
- 238000006243 chemical reaction Methods 0.000 claims abstract description 4
- 238000009434 installation Methods 0.000 claims description 11
- 230000000694 effects Effects 0.000 claims description 2
- 238000005259 measurement Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011112 process operation Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B35/00—Applications of measuring apparatus or devices for track-building purposes
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
The present invention relates to a kind of fixed frog centre wing rail differential height detecting rulers comprising fixed ruler, moving ruler, digital display reader, elastic shrinkage device and stroke switching mechanism；Fixed ruler offers sliding cavity from one end end to the other end；One end of moving ruler penetrates in sliding cavity, and the other end is stretched out to sliding cavity outside；Digital display reader is slidably mounted on fixed ruler；Elastic shrinkage device is mounted in sliding cavity, and one end of which is fixed on the internal chamber wall of the sliding cavity, the other end is movable end and is fixedly connected with one end end that moving ruler penetrates on the inside of sliding cavity；Connection is matched by stroke switching mechanism between moving ruler and digital display reader, gives the stroke of moving ruler or displacement conversion to digital display reader.Structure of the invention design is simple, rationally, operates with simple and convenient, and positioning centering is fast, accuracy of reading, and detection efficiency and detection accuracy are high.
Description
Technical field
The present invention relates to a kind of detection rulers, and in particular to a kind of fixed frog centre wing rail differential height detecting ruler.
Background technique
The heart wing rail height difference of fixed railway frog is related to the matching after train wheel is contacted with railway frog, directly affects railway frog
Service life, be both needed to be controlled in railway frog assembling and when heart rail Abrasion detecting, to ensure that wheel smoothly passes through, have railway frog
There is longer service life.It is main at present to be detected using the Special gauge of template, depthometer or similar depths ruler, it is ensured that
Range of the heart wing rail height difference in design requirement after railway frog assembling.Though template detection can quickly determine whether heart wing rail height difference meets
It is required that but can only qualitatively judge, specific value cannot be provided and be unfavorable for repair adjustment in assembling process.Depthometer or similar depths
The Special gauge of ruler is mainly made of horizontal ruler and vertical shrinkage-rule, although numerical value quantitative can be measured, when measurement is needed
Lower left and right to positive heart rail top surface, tighten lock-screw and read again, measurement process operation is more, is unfavorable for the raising of production efficiency.
Summary of the invention
The problem of for above-mentioned background technique, it is simple, reasonable that the invention proposes a kind of designs of structure, and operation makes
With simple and convenient, positioning centering is fast, accuracy of reading, detection efficiency and the high fixed frog centre wing rail height difference detection of detection accuracy
Ruler.
Technical scheme is as follows:
Above-mentioned fixed frog centre wing rail differential height detecting ruler, including fixed ruler and the activity being movably installed on the fixed ruler
Ruler；The detection ruler further includes digital display reader, elastic shrinkage device and stroke switching mechanism；The fixed ruler is from one end end
Sliding cavity is offered to the other end；One end matching of the moving ruler penetrate in the sliding cavity and between the sliding cavity between
Gap is cooperatively connected, and the other end of the moving ruler is stretched out to the sliding cavity outside；The digital display reader is slidably mounted on institute
It states on fixed ruler and can be moved along the blade length direction of the fixed ruler, its underpart is vertically-mounted sleeve；In the sleeve
Portion is arranged with detector vertical bar, and the detector vertical bar and the sleeve are slidably connected；The lower end of the detector vertical bar
End is equipped with detector；The elastic shrinkage device is mounted in the sliding cavity, and one end of which is fixed on the sliding cavities
Internal chamber wall, the other end are movable end and are fixedly connected with one end end that the moving ruler penetrates on the inside of the sliding cavity；It is described
When moving ruler is pulled by external force, the elastic shrinkage device starts to generate convergent force, when the external force suffered by the moving ruler is eliminated,
The moving ruler is drawn into the sliding cavity by the convergent force of the elastic shrinkage device；The moving ruler and the digital display are read
It is matched and is connected by the stroke switching mechanism between number device, by the stroke of the moving ruler or displacement conversion to the digital display
Reader.
The fixed frog centre wing rail differential height detecting ruler, in which: opened up inside the lower end end of the detector vertical bar
There is threaded hole and the detector is fitted with by threaded hole；The lower part of the detector is semi-cylindrical structure and length
The length direction keeping parallelism in direction and the fixed ruler.
The fixed frog centre wing rail differential height detecting ruler, in which: the other end bottom surface of the fixed ruler extends downwardly shape
At there is fixed ruler clamping head.
The fixed frog centre wing rail differential height detecting ruler, in which: the moving ruler includes base portion and sliding bar；The base
Portion, bottom surface, one end has been downwardly extending moving ruler clamping head, and other end end is connected as one with described sliding bar one end；Institute
The other end matching for stating sliding bar penetrates in the sliding cavity and clearance fit is connect between the sliding cavity.
The fixed frog centre wing rail differential height detecting ruler, in which: the other end of the elastic shrinkage device is movable end
And it is fixedly connected with one end end that the sliding bar penetrates on the inside of the sliding cavity.
The fixed frog centre wing rail differential height detecting ruler, in which: the sliding bar penetrates one on the inside of the sliding cavity
End also matching is equipped with the first rack gear；The trailing flank also Matching installation of the digital display reader has the second rack gear.
The fixed frog centre wing rail differential height detecting ruler, in which: the stroke switching mechanism includes first gear and
Two gears；The first gear and second gear are mounted in same root installation axle and by the installation axle Matching installation in institute
It states on fixed ruler；The first gear is engaged with first rack gear matching being mounted on the sliding bar；Second tooth
It takes turns and is engaged with second rack gear matching being mounted on the digital display reader.
The fixed frog centre wing rail differential height detecting ruler, in which: the number of teeth of the first gear and the second gear
Than for 2:1.
The utility model has the advantages that
Fixed frog centre wing rail differential height detecting ruler structure of the present invention design is simple, rationally, operates with simple and convenient, and positioning is looked for
Just fast, accuracy of reading, especially fixed ruler clamping head and moving ruler clamping head are voluntarily pressed from both sides by the power that elastic shrinkage device provides
Tightly, connection is matched by stroke switching mechanism between moving ruler and the digital display reader, by the stroke of moving ruler or displacement
It converts and gives digital display reader, as the variation of measurement position and the stroke of moving ruler or change in displacement drive the inspection of digital display reader
During gauge head is looked for automatically, eliminate the hand-operated clamping operation at different measurement positions, there is no perpendicular ruler by hand to just, look in, survey
The operations such as amount, locking, reading, realize the high difference of quick, convenient and fast measurement heart wing rail, to improve detection efficiency and detection
Precision.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of fixed frog centre wing rail differential height detecting ruler of the present invention.
Fig. 2 is the schematic diagram that fixed frog centre wing rail differential height detecting ruler of the present invention measures heart rail and wing rail height difference.
Fig. 3 is fixed frog centre wing rail differential height detecting ruler of the present invention to zero piece of structural schematic diagram.
Fig. 4 is the digital display reader of fixed frog centre wing rail differential height detecting ruler of the present invention to zero schematic diagram.
Fig. 5 is the structural schematic diagram of the digital display reader of fixed frog centre wing rail differential height detecting ruler of the present invention.
Fig. 6 is the cross-sectional view in the direction A-A of the digital display reader of fixed frog centre wing rail differential height detecting ruler of the present invention.
Fig. 7 is stroke switching mechanism and the first rack gear, the second tooth of fixed frog centre wing rail differential height detecting ruler of the present invention
The cooperation schematic diagram of item.
Fig. 8 is stroke switching mechanism and the first rack gear, the second tooth of fixed frog centre wing rail differential height detecting ruler of the present invention
Another cooperation schematic diagram of item.
Specific embodiment
As shown in Fig. 1 to Fig. 8 fixed frog centre wing rail differential height detecting ruler of the present invention, including fixed ruler 1, moving ruler 2, number
Aobvious reader (digital display centimeter) 3, stroke switching mechanism 4 and elastic shrinkage device 5.
The long plate structure that the fixed ruler 1 is integrated, offers from length direction one end end to the length direction other end
Sliding cavity 11, length direction other end bottom surface have been downwardly extending fixed ruler clamping head 12；Wherein, the fixed ruler clamping head 12
It is made of the wear-resistant material of high rigidity, the blade bottom surface of the fixed ruler 1 is positioning sliding surface and equally uses high rigidity and height
Wearability.
The moving ruler 2 is also structure as a whole and including base portion 21 and sliding bar 22；Wherein, 21 one end bottom surface of base portion is downward
Moving ruler clamping head 211 is extended to form, other end end is connected as one with 22 one end end of sliding bar；The moving ruler clamps
First 211 are made of the wear-resistant material of high rigidity.22 other end of sliding bar matching penetrates in the sliding cavity 11 of the fixed ruler 1,
Small―gap suture is cooperatively connected between the sliding bar 22 and sliding cavity 11；In use, the sliding bar 22 is in sliding cavity 11 along length side
To telescopic variation, geometry deformation very little, is not enough to influence measurement data accuracy caused by small―gap suture cooperates；Wherein, the sliding
Also matching is equipped with the first rack gear 221 to bar 22 along its length；The bottom surface of the sliding bar 22 is positioning sliding surface and equally uses high
Hardness and high-wearing feature material.
The digital display reader 3 is slidably mounted on fixed ruler 1 and can move along the blade length direction of fixed ruler 1, under
Portion is vertically-mounted sleeve 31；31 internal sleeve of sleeve be equipped with detector vertical bar 32, detector vertical bar 32 can be in sleeve 31 on
Lower movement is to achieve the purpose that detect height difference；Threaded hole is offered inside the lower end end of the detector vertical bar 32 and passes through screw thread
Hole is fitted with detector 33, is convenient for 33 disassembling, assembling and replacing of detector using being threadedly coupled.The lower part of the detector 33 be with
The semi-cylindrical structure of certain length can eliminate 33 center of detector and miss with by the measurement that thought-read rail center is not overlapped and is generated
Difference；The length direction of the lower semicircular column structure of the detector 33 and the length direction keeping parallelism of fixed ruler 1；The digital display is read
The trailing flank of number device 3 is also equipped with the second rack gear 34.
The moving ruler 2 matches connection with digital display reader 3 by stroke switching mechanism 4, by the stroke of moving ruler 2 or position
Digital display reader 3 is given in transfer.Wherein, the trip switching mechanism 4 includes first gear 41 and second gear 42；The first gear
41 and 42 gear ratio of second gear be 2:1, the first gear 41 and second gear 42 are mounted in same root installation axle and pass through
The installation axle Matching installation is on fixed ruler 1；The first gear 41 is matched with the first rack gear 221 being mounted on sliding bar 22 and is nibbled
It closes；The second gear 42 is matched with the second rack gear 34 for being mounted on digital display reader 3 and is engaged.Moving ruler 2 can pass through row when mobile
Journey switching mechanism 4 drives digital display reader 3 mobile, reaches displacement transmitted purpose；Due to first gear 41 and second gear 42
Gear ratio be 2:1, because the stroke of moving ruler 2 or displacement can be halved conversion to digital display reader 3 by this trip switching mechanism 4,
Such as 2 moving distance of moving ruler be 10mm when, digital display reader moving distance be 5mm, can thus make fixed ruler clamping head
Between 12 and moving ruler clamping head 211 when distance change, the center of digital display reader 3 is in fixed ruler clamping head 12 always and lives
Middle position between dynamic ruler clamping head 211.
The elastic shrinkage device 5 is mounted in the sliding cavity 11 of the fixed ruler 1, and one end of which is fixed on the slidings of fixed ruler 1
11 internal chamber wall of chamber, the other end is movable end and one end end for penetrating the inside of sliding cavity 11 with the sliding bar of moving ruler 2 22 is fixed
Connection；When external force pulls moving ruler 2, elastic shrinkage device 4 starts to generate convergent force, when external force is eliminated, elastic shrinkage dress
Setting 4 convergent force can pull in moving ruler 2 in the sliding cavity 11 of fixed ruler 1；In use, the convergent force of elastic shrinkage device 4
Clamping force is provided for detection ruler of the invention, rail is clamped by fixed ruler clamping head 12 and moving ruler clamping head 211, was measured
After the power that elastic constriction device 4 provides in journey makes fixed ruler clamping head 12 and moving ruler clamping head 211 clamp rail frog, digital display
Reader 3 is in 211 middle position of fixed ruler clamping head 12 and moving ruler clamping head, at this time and the heart rail position of corresponding rail frog
It sets.
As shown in figure 4, the present invention is set to zero before measuring for the first time with to zero piece of 6 value by digital display reader 3, when measurement
The value shown on digital display reader 3 is the high difference of heart wing rail of the measured place.
Structure of the invention design is simple, rationally, operates with simple and convenient, and positioning centering is fast, accuracy of reading, detection efficiency
With detection accuracy height.
Claims (8)
1. a kind of fixed frog centre wing rail differential height detecting ruler, including fixed ruler and the activity being movably installed on the fixed ruler
Ruler；It is characterized by: the detection ruler further includes digital display reader, elastic shrinkage device and stroke switching mechanism；
The fixed ruler offers sliding cavity from one end end to the other end；One end matching of the moving ruler penetrates the sliding
Intracavitary and clearance fit is connect between the sliding cavity, the other end of the moving ruler is to stretching out on the outside of the sliding cavity；
The digital display reader is slidably mounted on the fixed ruler and can move along the blade length direction of the fixed ruler,
Lower vertical is equipped with sleeve；The sleeve inner is arranged with detector vertical bar, and the detector vertical bar and the sleeve slide
It is cooperatively connected；The lower end end of the detector vertical bar is equipped with detector；
The elastic shrinkage device is mounted in the sliding cavity, and one end of which is fixed on the internal chamber wall of the sliding cavity, the other ends
It is fixedly connected for movable end and with one end end that the moving ruler penetrates on the inside of the sliding cavity；The moving ruler is drawn by external force
When dynamic, the elastic shrinkage device starts to generate convergent force, and when the external force suffered by the moving ruler is eliminated, the moving ruler is by institute
The convergent force for stating elastic shrinkage device is drawn into the sliding cavity；
Connection is matched by the stroke switching mechanism between the moving ruler and the digital display reader, by the moving ruler
Stroke or displacement conversion to the digital display reader.
2. fixed frog centre wing rail differential height detecting ruler as described in claim 1, it is characterised in that: the detector vertical bar
Threaded hole is offered inside the end of lower end and the detector is fitted with by threaded hole；The lower part of the detector is half
The length direction keeping parallelism of cylindrical structure and length direction and the fixed ruler.
3. fixed frog centre wing rail differential height detecting ruler as described in claim 1, it is characterised in that: the fixed ruler it is another
End bottom surface has been downwardly extending fixed ruler clamping head.
4. fixed frog centre wing rail differential height detecting ruler as described in claim 1, it is characterised in that: the moving ruler includes base
Portion and sliding bar；Described base portion one end bottom surface has been downwardly extending moving ruler clamping head, other end end and the sliding bar
One end is connected as one；The other end matching of the sliding bar penetrates in the sliding cavity and gap is matched between the sliding cavity
Close connection.
5. fixed frog centre wing rail differential height detecting ruler as claimed in claim 4, it is characterised in that: the elastic shrinkage device
The other end be movable end and to be fixedly connected with one end end that the sliding bar penetrates on the inside of the sliding cavity.
6. fixed frog centre wing rail differential height detecting ruler as claimed in claim 4, it is characterised in that: the sliding bar penetrates institute
One end on the inside of sliding cavity is stated also to match equipped with the first rack gear；The trailing flank also Matching installation of the digital display reader has the second tooth
Item.
7. fixed frog centre wing rail differential height detecting ruler as claimed in claim 6, it is characterised in that: the stroke switching mechanism
Including first gear and second gear；
The first gear and second gear are mounted in same root installation axle and by the installation axle Matching installation described
On fixed ruler；
The first gear is engaged with first rack gear matching being mounted on the sliding bar；
The second gear is engaged with second rack gear matching being mounted on the digital display reader.
8. fixed frog centre wing rail differential height detecting ruler as claimed in claim 7, it is characterised in that: the first gear and institute
The gear ratio for stating second gear is 2:1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910009357.9A CN109518552B (en) | 2019-01-04 | 2019-01-04 | Fixed frog center wing rail height difference detection ruler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910009357.9A CN109518552B (en) | 2019-01-04 | 2019-01-04 | Fixed frog center wing rail height difference detection ruler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109518552A true CN109518552A (en) | 2019-03-26 |
| CN109518552B CN109518552B (en) | 2024-06-18 |
Family
ID=65798977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910009357.9A Active CN109518552B (en) | 2019-01-04 | 2019-01-04 | Fixed frog center wing rail height difference detection ruler |
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| Country | Link |
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| CN (1) | CN109518552B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0749201A (en) * | 1993-08-06 | 1995-02-21 | East Japan Railway Co | Measuring device for crossing abrasion loss |
| CN202610668U (en) * | 2012-06-14 | 2012-12-19 | 成都昊海机械有限责任公司 | Height detecting instrument for measuring vertical abrasion of railway turnout fixed type frog portion |
| CN202626779U (en) * | 2012-04-11 | 2012-12-26 | 浙江贝尔通信集团有限责任公司 | Abrasion gauge for railway track combination frogs |
| CN103510439A (en) * | 2013-10-08 | 2014-01-15 | 江西日月明铁道设备开发有限公司 | Method and device for directly measuring track center line |
| CN104109991A (en) * | 2014-06-23 | 2014-10-22 | 杭州慧景科技有限公司 | Turnout rail creeping amount monitoring device |
| CN209384044U (en) * | 2019-01-04 | 2019-09-13 | 中铁宝桥集团有限公司 | A kind of fixed frog centre wing rail differential height detecting ruler |
-
2019
- 2019-01-04 CN CN201910009357.9A patent/CN109518552B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0749201A (en) * | 1993-08-06 | 1995-02-21 | East Japan Railway Co | Measuring device for crossing abrasion loss |
| CN202626779U (en) * | 2012-04-11 | 2012-12-26 | 浙江贝尔通信集团有限责任公司 | Abrasion gauge for railway track combination frogs |
| CN202610668U (en) * | 2012-06-14 | 2012-12-19 | 成都昊海机械有限责任公司 | Height detecting instrument for measuring vertical abrasion of railway turnout fixed type frog portion |
| CN103510439A (en) * | 2013-10-08 | 2014-01-15 | 江西日月明铁道设备开发有限公司 | Method and device for directly measuring track center line |
| CN104109991A (en) * | 2014-06-23 | 2014-10-22 | 杭州慧景科技有限公司 | Turnout rail creeping amount monitoring device |
| CN209384044U (en) * | 2019-01-04 | 2019-09-13 | 中铁宝桥集团有限公司 | A kind of fixed frog centre wing rail differential height detecting ruler |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109518552B (en) | 2024-06-18 |
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