CN114322805B - Railway track space detection device - Google Patents
Railway track space detection device Download PDFInfo
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- CN114322805B CN114322805B CN202111442384.9A CN202111442384A CN114322805B CN 114322805 B CN114322805 B CN 114322805B CN 202111442384 A CN202111442384 A CN 202111442384A CN 114322805 B CN114322805 B CN 114322805B
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- 238000001514 detection method Methods 0.000 title claims abstract description 56
- 238000005096 rolling process Methods 0.000 claims abstract description 136
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 50
- 239000010959 steel Substances 0.000 claims abstract description 50
- 230000007246 mechanism Effects 0.000 claims abstract description 41
- 238000000034 method Methods 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 6
- 230000009286 beneficial effect Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 241001669679 Eleotris Species 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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Abstract
The track space detection device provided by the invention comprises a reset piece, a first connecting rod and a second connecting rod, wherein the right end of the first connecting rod is inserted into a sleeve part at the left end of the second connecting rod and is in left-right sliding connection with the second connecting rod in the sleeve part; the left end of the first connecting rod is provided with a first roller for rolling along the inner side surface of the first steel rail, and the right end of the second connecting rod is provided with a second roller for rolling along the inner side surface of the second steel rail; the auxiliary mechanism comprises a supporting top plate, and the left end and the right end of the supporting top plate are respectively held tightly on the first steel rail and the second steel rail; the bottom of the supporting top plate is provided with an inverted T-shaped rod, an inverted T-shaped chute is formed in the first connecting rod and/or the second connecting rod, and the inverted T-shaped connecting rod extends into the inverted T-shaped chute and is in left-right sliding connection with the first connecting rod and/or the second connecting rod in the inverted T-shaped chute. The track pitch measuring device is simple in structure and can accurately measure track pitch.
Description
Technical Field
The invention relates to the technical field of track detection, in particular to a railway track pitch detection device.
Background
Railway tracks are abbreviated as rails, tracks, etc. Railway tracks are generally composed of two parallel rails which are fixed to sleepers below which ballast is provided. The railway track is fastened by rail supports, fasteners, rail presses, rail clamping plates, elastic bars, railway spikes and other railway fittings.
When constructing the railway rail and maintaining the railway rail daily, the distance between the railway rail and the railway rail needs to be detected, so that the normal operation of the railway is ensured. However, at present, a manual detection mode is generally adopted for detecting the railway rail spacing, namely, a worker holds a spacing detector to detect the spacing, so that the detection error of the method is large, and potential safety hazards are easy to generate. Therefore, it is desirable to design a railway track pitch detection device to improve the above-described problems.
Disclosure of Invention
First, the technical problem to be solved
In view of the problems with the above-described techniques, the present invention addresses, at least to some extent. Therefore, the railway track space detection device is simple in structure and can accurately measure the track space.
(II) technical scheme
In order to achieve the above purpose, the main technical scheme adopted by the invention comprises the following steps:
the invention provides a railway track space detection device, which comprises a space detection mechanism and an auxiliary mechanism; the space detection mechanism comprises a resetting piece, a first connecting rod and a second connecting rod, wherein the left end of the second connecting rod is provided with a sleeve part with an opening facing to the left, the right end of the first connecting rod is inserted into the sleeve part and is in left-right sliding connection with the second connecting rod in the sleeve part, and the resetting piece is positioned between the sleeve part and the right end of the first connecting rod; the left end of the first connecting rod is provided with a first roller for rolling along the inner side surface of the first steel rail, and the right end of the second connecting rod is provided with a second roller for rolling along the inner side surface of the second steel rail;
the auxiliary mechanism comprises a supporting top plate, a first rolling structure and a first clamping structure are arranged at the left end of the supporting top plate, and a second rolling structure and a second clamping structure are arranged at the right end of the supporting top plate; the first rolling structure is used for rolling along the top surface of the first steel rail, the second rolling structure is used for rolling along the top surface of the second steel rail, the first clamping structure is used for clamping on the outer side surface of the first steel rail and can roll along the outer side surface of the first steel rail, and the second clamping structure is used for clamping on the outer side surface of the second steel rail and can roll along the outer side surface of the second steel rail; the bottom of the supporting top plate is provided with an inverted T-shaped rod, an inverted T-shaped chute is formed in the first connecting rod and/or the second connecting rod, and the inverted T-shaped connecting rod extends into the inverted T-shaped chute and is in left-right sliding connection with the first connecting rod and/or the second connecting rod in the inverted T-shaped chute; in the process of the railway track space detection device moving along the railway track, the reset piece is always in a compressed state.
Optionally, the first end of the resetting piece abuts against the right end of the first connecting rod, and the second end of the resetting piece abuts against the right end of the sleeve part.
Optionally, the first connecting rod comprises a first rod part, a second rod part and a third rod part which are sequentially connected from left to right, the first rod part and the third rod part are mutually parallel, the third rod part is positioned above the first rod part, the left end of the first rod part is used for installing a first roller, and the right end of the third rod part is used for inserting a sleeve part; the second connecting rod comprises a fourth rod part, a fifth rod part and a sixth rod part which are sequentially connected from left to right, the fourth rod part and the sixth rod part are mutually parallel, the fourth rod part is positioned above the sixth rod part, the right end of the sixth rod part is used for installing a second roller, and the left end of the fourth rod part is provided with a tube part.
Optionally, an included angle between the second rod portion and the first rod portion is 10-30 degrees, and an included angle between the fifth rod portion and the sixth rod portion is 10-30 degrees.
Alternatively, the first lever portion, the second lever portion, the fifth lever portion, and the sixth lever portion are axisymmetrically arranged in the left-right direction.
Alternatively, the auxiliary mechanism is axisymmetrically arranged in the left-right direction; the first roller and the second roller are axisymmetrically arranged in the left-right direction.
Optionally, the first roller comprises a first rolling element, a second rolling element and a first connecting element, the first rolling element is connected with the second rolling element through the first connecting element, the first rolling element and the second rolling element are coaxially arranged, and the first connecting element is used as a rotating shaft of the first rolling element and the second rolling element; a first annular inclined plane which is inclined to the axial direction of the first rolling element is formed on the first rolling element along the circumferential direction of the first rolling element, a second annular inclined plane which is inclined to the axial direction of the second rolling element is formed on the second rolling element along the circumferential direction of the second rolling element, and the first annular inclined plane and the second annular inclined plane are arranged back to back;
the second roller comprises a third rolling element, a fourth rolling element and a second connecting element, the third rolling element is connected with the fourth rolling element through the second connecting element, the third rolling element and the fourth rolling element are coaxially arranged, and the second connecting element is used as a rotating shaft of the third rolling element and the fourth rolling element; the third rolling element is provided with a third annular inclined plane which is inclined towards the axial direction of the third rolling element along the circumferential direction of the third rolling element, the fourth rolling element is provided with a fourth annular inclined plane which is inclined towards the axial direction of the fourth rolling element along the circumferential direction of the fourth rolling element, and the third annular inclined plane and the fourth annular inclined plane are arranged back to back.
Optionally, the left end of the supporting top plate is provided with a first inverted T-shaped rod, the right end of the supporting top plate is provided with a second inverted T-shaped rod, the first connecting rod is provided with a first inverted T-shaped chute, and the second connecting rod is provided with a second inverted T-shaped chute; the first reverse T-shaped rod stretches into the first reverse T-shaped chute and is in left-right sliding connection with the first connecting rod in the first reverse T-shaped chute, and the second reverse T-shaped rod stretches into the second reverse T-shaped chute and is in left-right sliding connection with the second connecting rod in the second reverse T-shaped chute.
Optionally, a laser transmitter and a laser receiver are arranged on the sleeve part, and the transmitting end of the laser transmitter and the receiving end of the laser receiver are aligned to the first connecting rod; the first connecting rod is provided with a reflector for reflecting light of the laser emitter.
(III) beneficial effects
The beneficial effects of the invention are as follows:
according to the railway track space detection device, the space detection mechanism is arranged, so that the track space is easy to measure according to the relative displacement change between the first connecting rod and the second connecting rod; through setting up assist mechanism, assist mechanism can steadily follow railway track and advance to through the cooperation of reverse T shape pole with reverse T shape spout, be connected assist mechanism and interval detection mechanism, realized that assist mechanism acts on interval detection mechanism, order about interval detection mechanism and advance along railway track stability, do benefit to the accurate measurement of track interval.
The track pitch detection device is often connected with a driving device in actual use so as to automatically drive the track pitch detection device. In the track space detection device provided by the invention, the auxiliary mechanism only moves along the track in the advancing process, and does not move in the up-down direction and the left-right direction, so that the driving device is connected with the auxiliary mechanism, the connection is simple and convenient, and the driving device is beneficial to driving the track space detection device to advance. That is, the track pitch detection device provided by the invention is easy to connect with the driving device. In addition, the track pitch detection device provided by the invention is simple in structure.
Drawings
The invention is described with the aid of the following figures:
FIG. 1 is a schematic structural view of a railroad track;
FIG. 2 is a schematic front view of a railway track spacing detecting device according to an embodiment of the present invention;
FIG. 3 is an enlarged schematic view of the first roller of FIG. 2;
FIG. 4 is an enlarged schematic view of the second roller of FIG. 2;
FIG. 5 is a schematic cross-sectional view of a railway track pitch detection apparatus according to an embodiment of the present invention;
fig. 6 is a schematic cross-sectional view of fig. 2 in the direction A-A.
[ reference numerals description ]
1: a first rail;
2: a second rail;
3: a pitch detection mechanism;
31: a reset member;
32: a first connecting rod; 322: a first lever portion; 323: a second lever portion; 324: a third lever portion; 325: the first inverted T-shaped chute;
33: a second connecting rod; 331: a sleeve portion; 332: a fourth lever portion; 333: a fifth lever portion; 334: a sixth lever portion; 335: the second inverted T-shaped chute;
34: a first roller; 341: a first rolling member; 342: a second rolling member; 343: a first connector; 344: a first annular ramp; 345: a second annular ramp;
35: a second roller; 351: a third rolling member; 352: a fourth rolling member; 353: a second connector; 354: a third annular incline; 355: a fourth annular incline;
4: an auxiliary mechanism;
41: a supporting top plate; 411: a first inverted T-bar; 412: a second inverted T-bar;
421: a third roller; 422: a third roller mount;
431: a fourth roller; 432: a fourth roller mount;
441: a first fixing plate; 442: a first telescopic structure; 443: a fifth roller; 444: a fifth roller mount;
451: a second fixing plate; 452: a second telescopic structure; 453: a sixth roller; 454: and a sixth roller mounting seat.
Detailed Description
The invention will be better explained by the following detailed description of the embodiments with reference to the drawings. Wherein references herein to "upper", "lower", "front", "rear", "left", "right", etc. are made with reference to the orientation of fig. 2.
It should be noted that, as shown in fig. 1, the railway track includes two parallel first rails 1 and second rails 2. The surface of the first steel rail 1, which is contacted with the sleeper, is a bottom surface, the surface of the first steel rail 1, which is opposite to the bottom surface, is a top surface, the surface of the first steel rail 1, which faces the second steel rail 2, is an inner side surface, and the surface of the first steel rail 1, which faces away from the second steel rail 2, is an outer side surface; correspondingly, the surface of the second steel rail 2, which is contacted with the sleeper, is the bottom surface, the surface of the second steel rail 2, which is opposite to the bottom surface, is the top surface, the surface of the second steel rail 2, which faces the first steel rail 1, is the inner side surface, and the surface of the second steel rail 2, which faces away from the first steel rail 1, is the outer side surface.
As shown in fig. 2 to 6, the present invention provides a railway track pitch detection apparatus including a pitch detection mechanism 3 and an assist mechanism 4.
The distance detecting mechanism 3 includes a resetting member 31, a first connecting rod 32 and a second connecting rod 33, wherein the left end of the second connecting rod 33 has a sleeve portion 331 with an opening facing to the left, the right end of the first connecting rod 32 is inserted into the sleeve portion 331 and forms a left-right sliding connection with the second connecting rod 33 in the sleeve portion 331, and the resetting member 31 is located between the sleeve portion 331 and the right end of the first connecting rod 32; the left end of the first connecting rod 32 is rotatably provided with a first roller 34, the right end of the second connecting rod 33 is rotatably provided with a second roller 35, the first roller 34 is used for rolling along the inner side surface of the first steel rail 1, and the second roller 35 is used for rolling along the inner side surface of the second steel rail 2.
The auxiliary mechanism 4 comprises a supporting top plate 41, a first rolling structure and a first clamping structure are arranged at the left end of the supporting top plate 41, the first clamping structure is positioned at the left side of the first rolling structure, a second rolling structure and a second clamping structure are arranged at the right end of the supporting top plate 41, and the second clamping structure is positioned at the right side of the second rolling structure; the first rolling structure is used for rolling along the top surface of the first steel rail 1, the second rolling structure is used for rolling along the top surface of the second steel rail 2, the first clamping structure is used for clamping the outer side surface of the first steel rail 1 and can roll along the outer side surface of the first steel rail 1, and the second clamping structure is used for clamping the outer side surface of the second steel rail 2 and can roll along the outer side surface of the second steel rail 2.
The bottom of the supporting top plate 41 is provided with an inverted T-shaped rod, the first connecting rod 32 and/or the second connecting rod 33 are/is provided with an inverted T-shaped chute, and the inverted T-shaped connecting rod extends into the inverted T-shaped chute and forms a left-right sliding connection with the first connecting rod 32 and/or the second connecting rod 33 in the inverted T-shaped chute, as shown in fig. 5 and 6. The return element 31 is always in a compressed state during the travel of the detection device along the railway track.
In the railway track space detection device provided by the invention, the track space is easy to measure according to the relative displacement change between the first connecting rod 32 and the second connecting rod 33 by arranging the space detection mechanism 3 with the structure; through setting up the assist mechanism 4 of structure as above, assist mechanism 4 can steadily follow the railway track and advance to through the cooperation of reverse T shape pole and reverse T shape spout, be connected assist mechanism 4 with interval detection mechanism 3, realized that assist mechanism 4 acts on interval detection mechanism 3, order about interval detection mechanism 3 and advance along the railway track stability, do benefit to the accurate measurement of track interval.
The track pitch detection device is often connected with a driving device in actual use so as to automatically drive the track pitch detection device. In the track pitch detection device provided by the invention, the auxiliary mechanism 4 only moves along the track in the travelling process and does not move in the up-down direction and the left-right direction, so that the driving device is connected with the auxiliary mechanism 4, the connection is simple and convenient, and the driving device is beneficial to driving the track pitch detection device to travel. That is, the track pitch detection device provided by the invention is easy to connect with the driving device. In addition, the track pitch detection device provided by the invention is simple in structure.
Preferably, as shown in fig. 2 and 5, the assist mechanism 4 is axisymmetrically arranged in the left-right direction; the first roller 34 and the second roller 35 are axisymmetrically arranged in the left-right direction.
Preferably, as shown in fig. 5, in the present embodiment, the first end of the restoring member 31 abuts against the right end portion of the first connecting rod 32, and the second end of the restoring member 31 abuts against the right end portion of the sleeve portion 331. In this way, the restoring member 31 is advantageously applied between the sleeve portion 331 and the right end of the first connecting rod 32. Of course, the above arrangement of the restoring member 31 is merely preferable, and it is conceivable that the right end side wall of the first connecting rod 32 has a blocking piece extending toward the sleeve portion 331, and that the first end of the restoring member 31 abuts against the blocking piece, and the second end of the restoring member 31 abuts against the right end portion of the sleeve portion 331, and similar effects can be achieved.
Specifically, the restoring member 31 may be a compression spring, a rubber member, or the like, and in this embodiment, the restoring member 31 is a compression spring, as shown in fig. 5.
Preferably, as shown in fig. 2 and 5, the first connecting rod 32 includes a first rod portion 322, a second rod portion 323 and a third rod portion 324 connected in sequence from left to right, the first rod portion 322 and the third rod portion 324 are parallel to each other and the third rod portion 324 is located above the first rod portion 322, a left end of the first rod portion 322 is used for mounting the first roller 34, and a right end of the third rod portion 324 is used for inserting the sleeve portion 331; the second connecting rod 33 includes a fourth rod portion 332, a fifth rod portion 333, and a sixth rod portion 334 sequentially connected from left to right, the fourth rod portion 332 and the sixth rod portion 334 are parallel to each other, the fourth rod portion 332 is located above the sixth rod portion 334, the right end of the sixth rod portion 334 is used for mounting the second roller 35, and the left end of the fourth rod portion 332 is provided with a tube portion 331. The first connecting rod 32 and the second connecting rod 33 arranged in this way are not easy to collide with slag stones on the rails in the running process, and the force transmission of the first connecting rod 32 and the second connecting rod 33 is facilitated.
Further preferably, the angle between the second rod portion 323 and the first rod portion 322 is 10 to 30 °, and the angle between the fifth rod portion 333 and the sixth rod portion 334 is 10 to 30 °.
Further preferably, the first, second, fifth and sixth lever portions 322, 323, 333, 334 are axisymmetrically disposed in the left-right direction.
Preferably, as shown in fig. 3 and 4, the first roller 34 includes a first rolling member 341, a second rolling member 342, and a first connecting member 343, the first rolling member 341 is connected to the second rolling member 342 through the first connecting member 343, the first rolling member 341 is coaxially disposed with the second rolling member 342, and the first connecting member 343 serves as a rotation shaft of the first rolling member 341 and the second rolling member 342; a first annular inclined plane 344 inclined to the axial direction of the first rolling element 341 is formed on the first rolling element 341 along the circumferential direction of the first rolling element 341, a second annular inclined plane 345 inclined to the axial direction of the second rolling element 342 is formed on the second rolling element 342 along the circumferential direction of the second rolling element 342, and the first annular inclined plane 344 and the second annular inclined plane 345 are arranged back to back. The second roller 35 includes a third rolling member 351, a fourth rolling member 352, and a second connecting member 353, the third rolling member 351 is connected to the fourth rolling member 352 through the second connecting member 353, the third rolling member 351 is coaxially disposed with the fourth rolling member 352, and the second connecting member 353 serves as a rotation shaft of the third rolling member 351 and the fourth rolling member 352; a third annular inclined surface 354 inclined axially to the third rolling member 351 is formed on the third rolling member 351 along the circumferential direction of the third rolling member 351, a fourth annular inclined surface 355 inclined axially to the fourth rolling member 352 is formed on the fourth rolling member 352 along the circumferential direction of the fourth rolling member 352, and the third annular inclined surface 354 and the fourth annular inclined surface 355 are arranged back to back. The first roller 34 and the second roller 35 arranged in this way are respectively adapted to the shape of the inner side surface of the first steel rail 1 and the shape of the inner side surface of the second steel rail 2, so that the upper and lower limiting effect of the inner side of the first steel rail 1 on the first roller 34 is enhanced, and the upper and lower limiting effect of the inner side of the second steel rail 2 on the second roller 35 is enhanced, and the distance detection mechanism 3 is enabled to stably travel.
Further, in the present embodiment, the outer side of the first rolling element 341 (i.e. the side of the first rolling element 341 away from the second rolling element 342) is provided with a first groove, the outer side of the second rolling element 342 (i.e. the side of the second rolling element 342 away from the first rolling element 341) is provided with a second groove, the outer side of the third rolling element 351 (i.e. the side of the third rolling element 351 away from the fourth rolling element 352) is provided with a third groove, and the outer side of the fourth rolling element 352 (i.e. the side of the fourth rolling element 352 away from the third rolling element 351) is provided with a fourth groove.
Regarding the connection between the first connecting rod 32 and the first roller 34, it may be that the first connecting rod 32 is fixedly connected with the first connecting piece 343, a first end of the first connecting piece 343 is rotatably connected with the first rolling piece 341 through a bearing, and a second end of the first connecting piece 343 is rotatably connected with the second rolling piece 342 through a bearing; the first connecting rod 32 may be rotatably connected to the first connecting member 343, a first end of the first connecting member 343 is fixedly connected to the first rolling member 341, and a second end of the first connecting member 343 is fixedly connected to the second rolling member 342. The connection between the second connecting rod 33 and the second roller 35 is similar to the connection between the first connecting rod 32 and the first roller 34, and will not be described herein.
Preferably, as shown in fig. 2 and 5, the left end of the supporting top plate 41 is provided with a first inverted T-shaped rod 411, the right end of the supporting top plate 41 is provided with a second inverted T-shaped rod 412, the first connecting rod 32 is provided with a first inverted T-shaped sliding slot 325, and the second connecting rod 33 is provided with a second inverted T-shaped sliding slot 335; the first inverted T-shaped rod 411 extends into the first inverted T-shaped slide slot 325 and forms a side-to-side sliding connection with the first connecting rod 32 within the first inverted T-shaped slide slot 325, and the second inverted T-shaped rod 412 extends into the second inverted T-shaped slide slot 335 and forms a side-to-side sliding connection with the second connecting rod 33 within the second inverted T-shaped slide slot 335. In this way, the restraining action of the assist mechanism 4 on the pitch detection mechanism 3 is enhanced.
Further preferably, the first inverted T-shaped chute 325 is disposed on the first lever portion 322, and the second inverted T-shaped chute 335 is disposed on the sixth lever portion 334.
Further, in the present embodiment, the first rolling structure includes a third roller 421 and a third roller mounting seat 422, the top of the third roller mounting seat 422 is fixedly connected to the bottom of the supporting top plate 41, and the bottom of the third roller 421 is rotatably connected to the third roller 421; the second rolling structure comprises a fourth roller 431 and a fourth roller mounting seat 432, wherein the top of the fourth roller mounting seat 432 is fixedly connected to the bottom of the supporting top plate 41, and the bottom of the fourth roller 431 is rotatably connected with the fourth roller 431.
Preferably, the first clamping structure includes a first fixing plate 441, a first telescopic structure 442, a fifth roller 443 and a fifth roller mounting seat 444, wherein a first end of the first fixing plate 441 is fixedly connected with a bottom of a left end of the supporting top plate 41, an inner side portion of the first fixing plate 441 (i.e., a side of the first fixing plate 441 facing the first rail 1) is fixedly connected with a fixed end of the first telescopic structure 442, a telescopic end of the first telescopic structure 442 faces the first rail 1, the fifth roller 443 is mounted at a first end of the fifth roller mounting seat 444, and a second end of the fifth roller mounting seat 444 is fixedly connected with a telescopic end of the first telescopic structure 442; the second clamping structure includes a second fixing plate 451, a second telescopic structure 452, a sixth roller 453 and a sixth roller mounting seat 454, where a first end of the second fixing plate 451 is fixedly connected with a bottom of a right end of the supporting top plate 41, an inner side of the second fixing plate 451 (i.e., a side of the second fixing plate 451 facing the second rail 2) is fixedly connected with a fixed end of the second telescopic structure 452, a telescopic end of the second telescopic structure 452 faces the second rail 2, the sixth roller 453 is mounted on a first end of the sixth roller mounting seat 454, and a second end of the sixth roller mounting seat 454 is fixedly connected with a telescopic end of the telescopic structure. The first telescopic structure 442 drives the fifth roller 443 to move towards the first steel rail 1 until the fifth roller 443 contacts with the outer side surface of the first steel rail 1; the second telescopic structure 452 drives the sixth roller 453 to move towards the second steel rail 2 until the sixth roller 453 contacts the outer side surface of the second steel rail 2; thus, the track space detection device is tightly held on the railway track by matching the first rolling structure and the second rolling structure.
In the track pitch detection device provided by the invention, according to the relative displacement change between the first connecting rod 32 and the second connecting rod 33, the track pitch is measured, and the specific structure can be as follows: a laser transmitter (not shown) and a laser receiver (not shown) are provided on the sleeve portion 331, the transmitting end of the laser transmitter is disposed in alignment with the first connecting rod 32, and the receiving end of the laser receiver is disposed in alignment with the first connecting rod 32; the first connecting rod 32 is provided with a reflector (not shown) for reflecting light from the laser transmitter.
In the track space detection device advancing process, the laser transmitter continuously irradiates the first connecting rod 32, the laser receiver continuously receives optical signals reflected by the reflectors, when the space between tracks is changed, the first connecting rod 32 moves in the sleeve part 331, and at the moment, the changed track space can be detected according to the optical signals received by the laser receiver.
It should be understood that the above description of the specific embodiments of the present invention is only for illustrating the technical route and features of the present invention, and is for enabling those skilled in the art to understand the present invention and implement it accordingly, but the present invention is not limited to the above-described specific embodiments. All changes or modifications that come within the scope of the appended claims are intended to be embraced therein.
Claims (8)
1. A railway track pitch detection device is characterized in that,
comprises a spacing detection mechanism and an auxiliary mechanism;
the space detection mechanism comprises a resetting piece, a first connecting rod and a second connecting rod, wherein the left end of the second connecting rod is provided with a sleeve part with an opening facing to the left, the right end of the first connecting rod is inserted into the sleeve part and is in left-right sliding connection with the second connecting rod in the sleeve part, and the resetting piece is positioned between the sleeve part and the right end of the first connecting rod; the left end of the first connecting rod is provided with a first roller for rolling along the inner side surface of the first steel rail, and the right end of the second connecting rod is provided with a second roller for rolling along the inner side surface of the second steel rail;
the auxiliary mechanism comprises a supporting top plate, a first rolling structure and a first clamping structure are arranged at the left end of the supporting top plate, and a second rolling structure and a second clamping structure are arranged at the right end of the supporting top plate; the first rolling structure is used for rolling along the top surface of the first steel rail, the second rolling structure is used for rolling along the top surface of the second steel rail, the first clamping structure is used for clamping on the outer side surface of the first steel rail and can roll along the outer side surface of the first steel rail, and the second clamping structure is used for clamping on the outer side surface of the second steel rail and can roll along the outer side surface of the second steel rail;
the bottom of the supporting top plate is provided with an inverted T-shaped rod, an inverted T-shaped chute is formed in the first connecting rod and/or the second connecting rod, and the inverted T-shaped connecting rod extends into the inverted T-shaped chute and is in left-right sliding connection with the first connecting rod and/or the second connecting rod in the inverted T-shaped chute; the reset piece is always in a compressed state in the process of the railway track distance detection device moving along the railway track;
the left end of the supporting top plate is provided with a first inverted T-shaped rod, the right end of the supporting top plate is provided with a second inverted T-shaped rod, the first connecting rod is provided with a first inverted T-shaped chute, and the second connecting rod is provided with a second inverted T-shaped chute;
the first inverted T-shaped rod extends into the first inverted T-shaped chute and is in left-right sliding connection with the first connecting rod in the first inverted T-shaped chute, and the second inverted T-shaped rod extends into the second inverted T-shaped chute and is in left-right sliding connection with the second connecting rod in the second inverted T-shaped chute;
the first clamping structure comprises a first fixed plate, a first telescopic structure, a fifth roller and a fifth roller mounting seat, wherein the first end of the first fixed plate is fixedly connected with the bottom of the left end of the supporting top plate, the inner side part of the first fixed plate is fixedly connected with the fixed end of the first telescopic structure, the telescopic end of the first telescopic structure faces to the first steel rail, the fifth roller is mounted at the first end of the fifth roller mounting seat, and the second end of the fifth roller mounting seat is fixedly connected with the telescopic end of the first telescopic structure; the second clamping structure comprises a second fixing plate, a second telescopic structure, a sixth roller and a sixth roller mounting seat, wherein the first end of the second fixing plate is fixedly connected with the bottom of the right end of the supporting top plate, the inner side of the second fixing plate is fixedly connected with the fixed end of the second telescopic structure, the telescopic end of the second telescopic structure faces the second steel rail, the sixth roller is mounted at the first end of the sixth roller mounting seat, and the second end of the sixth roller mounting seat is fixedly connected with the telescopic end of the telescopic structure.
2. The railroad track pitch detection apparatus according to claim 1, wherein,
the first end of the resetting piece is propped against the right end part of the first connecting rod, and the second end of the resetting piece is propped against the right end part of the sleeve part.
3. The railroad track pitch detection apparatus according to claim 1, wherein,
the first connecting rod comprises a first rod part, a second rod part and a third rod part which are sequentially connected from left to right, the first rod part and the third rod part are mutually parallel, the third rod part is positioned above the first rod part, the left end of the first rod part is used for installing a first roller, and the right end of the third rod part is used for inserting a sleeve part;
the second connecting rod comprises a fourth rod part, a fifth rod part and a sixth rod part which are sequentially connected from left to right, the fourth rod part and the sixth rod part are mutually parallel, the fourth rod part is positioned above the sixth rod part, the right end of the sixth rod part is used for installing a second roller, and the left end of the fourth rod part is provided with a tube part.
4. A railroad track pitch detection apparatus according to claim 3, wherein,
the included angle between the second rod part and the first rod part is 10-30 degrees, and the included angle between the fifth rod part and the sixth rod part is 10-30 degrees.
5. A railroad track pitch detection apparatus according to claim 3, wherein,
the first rod portion, the second rod portion, the fifth rod portion and the sixth rod portion are axially symmetrically arranged in the left-right direction.
6. The railroad track pitch detection apparatus according to claim 1, wherein,
the auxiliary mechanism is axisymmetrically arranged in the left-right direction; the first roller and the second roller are axisymmetrically arranged in the left-right direction.
7. The railroad track pitch detection apparatus according to claim 1, wherein,
the first roller comprises a first rolling element, a second rolling element and a first connecting element, the first rolling element is connected with the second rolling element through the first connecting element, the first rolling element and the second rolling element are coaxially arranged, and the first connecting element is used as a rotating shaft of the first rolling element and the second rolling element; a first annular inclined plane which is inclined to the axial direction of the first rolling element is formed on the first rolling element along the circumferential direction of the first rolling element, a second annular inclined plane which is inclined to the axial direction of the second rolling element is formed on the second rolling element along the circumferential direction of the second rolling element, and the first annular inclined plane and the second annular inclined plane are arranged back to back;
the second roller comprises a third rolling element, a fourth rolling element and a second connecting element, the third rolling element is connected with the fourth rolling element through the second connecting element, the third rolling element and the fourth rolling element are coaxially arranged, and the second connecting element is used as a rotating shaft of the third rolling element and the fourth rolling element; the third rolling element is provided with a third annular inclined plane which is inclined towards the axial direction of the third rolling element along the circumferential direction of the third rolling element, the fourth rolling element is provided with a fourth annular inclined plane which is inclined towards the axial direction of the fourth rolling element along the circumferential direction of the fourth rolling element, and the third annular inclined plane and the fourth annular inclined plane are arranged back to back.
8. The railroad track pitch detection apparatus according to claim 1, wherein,
a laser transmitter and a laser receiver are arranged on the sleeve part, and the transmitting end of the laser transmitter and the receiving end of the laser receiver are aligned to the first connecting rod; the first connecting rod is provided with a reflector for reflecting light of the laser emitter.
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1393697A (en) * | 1971-10-04 | 1975-05-14 | Plasser Bahnbaumasch Franz | Mobile machine for determining the guage of a railway track |
| JPH07208992A (en) * | 1994-01-13 | 1995-08-11 | East Japan Railway Co | Apparatus for measuring alignment and of track of railroad |
| EP2431733A1 (en) * | 2010-09-15 | 2012-03-21 | Honeywell Asca, Inc. | Rocker wheel system for scanner carriages |
| WO2015011671A1 (en) * | 2013-07-24 | 2015-01-29 | General Impianti S.R.L. | Self-propelled apparatus for measuring geometric and/or structural parameters of a railway track and/or switch |
| CN110057272A (en) * | 2019-04-29 | 2019-07-26 | 杭州申昊科技股份有限公司 | A kind of railroad platform robot measurement |
| CN210653133U (en) * | 2019-08-22 | 2020-06-02 | 钱力园 | Railway track dynamic detection gauge detection device |
| CN212022661U (en) * | 2020-04-02 | 2020-11-27 | 河南铁建铁路轨道配件有限公司 | Railway gauge measuring scale |
| CN212458282U (en) * | 2020-08-05 | 2021-02-02 | 杨利强 | Track surface and gauge safety detection device |
| CN113390324A (en) * | 2021-06-09 | 2021-09-14 | 潘圣凯 | Rail transit detection device |
| CN214700038U (en) * | 2021-04-27 | 2021-11-12 | 上海铁路北斗测量工程技术有限公司 | A foot support frame for installing surveying instrument |
-
2021
- 2021-11-30 CN CN202111442384.9A patent/CN114322805B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1393697A (en) * | 1971-10-04 | 1975-05-14 | Plasser Bahnbaumasch Franz | Mobile machine for determining the guage of a railway track |
| JPH07208992A (en) * | 1994-01-13 | 1995-08-11 | East Japan Railway Co | Apparatus for measuring alignment and of track of railroad |
| EP2431733A1 (en) * | 2010-09-15 | 2012-03-21 | Honeywell Asca, Inc. | Rocker wheel system for scanner carriages |
| WO2015011671A1 (en) * | 2013-07-24 | 2015-01-29 | General Impianti S.R.L. | Self-propelled apparatus for measuring geometric and/or structural parameters of a railway track and/or switch |
| CN110057272A (en) * | 2019-04-29 | 2019-07-26 | 杭州申昊科技股份有限公司 | A kind of railroad platform robot measurement |
| CN210653133U (en) * | 2019-08-22 | 2020-06-02 | 钱力园 | Railway track dynamic detection gauge detection device |
| CN212022661U (en) * | 2020-04-02 | 2020-11-27 | 河南铁建铁路轨道配件有限公司 | Railway gauge measuring scale |
| CN212458282U (en) * | 2020-08-05 | 2021-02-02 | 杨利强 | Track surface and gauge safety detection device |
| CN214700038U (en) * | 2021-04-27 | 2021-11-12 | 上海铁路北斗测量工程技术有限公司 | A foot support frame for installing surveying instrument |
| CN113390324A (en) * | 2021-06-09 | 2021-09-14 | 潘圣凯 | Rail transit detection device |
Non-Patent Citations (1)
| Title |
|---|
| 单轨检测机器人的研制;吴恩启 等;制造业自动化;第30卷(第09期);1-3 * |
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