CN217384157U - Rail running area measuring device - Google Patents
Rail running area measuring device Download PDFInfo
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- CN217384157U CN217384157U CN202221153187.5U CN202221153187U CN217384157U CN 217384157 U CN217384157 U CN 217384157U CN 202221153187 U CN202221153187 U CN 202221153187U CN 217384157 U CN217384157 U CN 217384157U
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- 238000005259 measurement Methods 0.000 abstract description 12
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 6
- 238000009434 installation Methods 0.000 description 9
- 238000001514 detection method Methods 0.000 description 4
- 230000005389 magnetism Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003550 marker Substances 0.000 description 2
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- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000007429 general method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
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Abstract
The utility model provides a measuring device for a rail running area, which comprises a base, a traveling wheel pair, a vertical rod, a horizontal frame, a level bar and a laser instrument; the at least two groups of running wheel pairs are arranged on the base and are used for realizing the running of the rail running area measuring device along the rail; the level frame is connected with the vertical rod perpendicularly, and level bar and laser instrument all set up on the level frame, the tunnel lateral wall in the directional rail line region of laser instrument. The utility model arranges the level bar and the laser instrument on the horizontal bracket to make the laser instrument point to the tunnel side wall of the rail row area, and the level bar is used for determining that the horizontal bracket is always in the horizontal state in the use process, thereby ensuring that the laser ray emitted by the laser instrument is always in the horizontal state; after the horizontal frame is adjusted to the mounting height required by the trackside equipment, the mounting height can be projected on the side wall of the tunnel through a laser line of the laser instrument, and a constructor marks the position of a laser point on the side wall of the tunnel by using a marking pen, so that the mounting height measurement of the trackside equipment can be quickly realized.
Description
Technical Field
The utility model relates to a technical field is measured in the track construction, concretely relates to rail way district measuring device.
Background
A large number of trackside equipment such as cable brackets, evacuation platforms, shielding doors, fire-fighting water pipes, signal machines and the like are arranged on the tunnel walls on two sides of the subway tunnel. And the mounting heights of all the trackside equipment are all installed according to the height specified by design by taking the rail surface elevation of the top surface of the steel rail as a reference. After all the trackside equipment is installed, the limit detection is uniformly carried out by using a limit detection device, and the equipment beyond the limit range needs to be readjusted.
The elevations of the two steel rails on the straight line section are consistent, and the elevation of the top of the steel rail is the elevation of the rail surface. A horizontal rod can be used for being placed on two steel rail surfaces, and the rail surface elevation is led to the two sides of the tunnel to serve as installation data. And in the curve section of the rail-mounted area, the outer rail is ultrahigh, two steel rails are not at the same elevation in the curve section, a fixed supporting point does not exist at the intersection point of the line center and the elevations of the top surfaces of the two steel rails, and the elevation of the intersection point of the rail surface and the line center cannot be smoothly led to tunnel walls on two sides, so that the construction efficiency and the installation precision are influenced.
At present, the general method is to input the parameters of the line into an instrument by using a theodolite or a total station, and then to guide the elevation of a curved rail surface to the tunnel walls on two sides. According to the scheme, the instrument level, the input line parameters and the like need to be adjusted once each point is measured, and errors are easily caused by manual input of the line parameters.
In the aspect of limit monitoring, a tunnel limit laser scanning system is generally adopted, advanced technologies such as a high-precision photoelectric sensor, a laser recognition device, positioning control, data fusion, accurate image recognition and the like are utilized to perform full-section profile scanning measurement on a tunnel and equipment in the tunnel, and the line profile and size data of the tunnel section are displayed on a software interface. Automatically comparing the scanning result with standard limit data (including curve widening data) pre-stored in a database, and if equipment invades a limit, giving an audible and visual alarm and marking an overrun position coordinate. The scheme has high automation degree, but needs higher external conditions and has higher cost.
In view of the above, there is a need for a measuring device for measuring a track area to solve the problems in the prior art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a trackway district measuring device to solve the inconvenient problem of current trackway district trackside equipment fixing height measurement.
In order to realize the aim, the utility model provides a measuring device for a track running area, which comprises a base, a running wheel pair, a vertical rod, a horizontal frame, a level bar and a laser instrument; the at least two groups of running wheel pairs are arranged on the base and are used for realizing the running of the rail running area measuring device along the rail; the horizontal bracket is vertically connected with the vertical rod, the level bar and the laser instrument are both arranged on the horizontal bracket, and the laser instrument points to the tunnel side wall of the rail row area.
Preferably, the bottom of the vertical rod is hinged with the base to form a hinge point, the contact points and the hinge points of the plurality of running wheel pairs and the rails are coplanar, and the hinge point is located at the middle point of the connecting line of the top surfaces of the rails on the two sides.
Preferably, the base is provided with an arc-shaped sliding groove, and the vertical rod is provided with a sliding part matched with the arc-shaped sliding groove.
Preferably, the sliding part is a quick-release bolt in threaded connection with the rod body of the vertical rod.
Preferably, the horizontal frame is movably connected with the vertical rod, and the horizontal frame is used for adjusting the position of the horizontal frame in the height direction of the vertical rod.
Preferably, be equipped with a plurality of first bar holes on the vertical rod, the length direction in first bar hole is unanimous with the direction of height of vertical rod, be equipped with second bar hole on the horizontal stand, the length in second bar hole is greater than the total length that two adjacent first bar holes cover.
Preferably, the vertical rod is provided with a graduated scale, the hinge point is positioned on a zero scale of the graduated scale, and the horizontal frame is provided with an indicating mark which is used for being matched with the graduated scale to indicate the height of the laser instrument.
Preferably, the horizontal frame is a T-shaped telescopic tower ruler.
Preferably, the free end of the horizontal frame is detachably provided with a horizontal steel ruler.
Preferably, the level bar is magnetic type level bar, the laser instrument is magnetic type laser instrument.
Use the technical scheme of the utility model, following beneficial effect has:
(1) in the utility model, the level rack is vertically connected with the vertical rod, the level ruler and the laser instrument are arranged on the level rack, so that the laser instrument points to the side wall of the tunnel in the rail area, and the level ruler is used for determining that the level rack is always in a horizontal state in the use process, thereby ensuring that the laser ray emitted by the laser instrument is always in the horizontal state; after the horizontal frame is adjusted to the mounting height required by the trackside equipment, the mounting height can be projected on the side wall of the tunnel through the laser line of the laser instrument, a constructor marks the position of a laser point on the side wall of the tunnel by using a marking pen, the position of the laser point is the mounting height required to be set by the trackside equipment to be measured, and the mounting height measurement of the trackside equipment can be quickly realized.
(2) The utility model discloses in, the formula level bar is inhaled for magnetism to the level bar, and the formula laser instrument is inhaled for magnetism, can realize the convenient setting of level bar and laser instrument on the horizontal bracket.
(3) The utility model discloses in, the vertical pole bottom forms the hinge point with the base is articulated, and a plurality of walking wheelsets and orbital contact point and hinge point coplane, and the hinge point is located the mid point department of both sides track top surface line, can guarantee that the hinge point on the vertical pole is located the track elevation line all the time to the hinge point is the measurement starting point of other equipment fixing height of rail, can guarantee the accuracy of other equipment fixing height of rail, and the mounting height and the boundary limit that are applicable to rail line district straightway and curve section are measured.
(4) The utility model discloses in, the slider be with the body of rod threaded connection's of vertical pole quick detach bolt, rotate the back that targets in place when the vertical pole, fixed connection between vertical pole and the base is realized to accessible quick detach bolt, prevents in the measurement process, takes place the position change between vertical pole and the base, influences the mounting height location effect of the laser line of laser instrument.
(5) The utility model discloses in, be swing joint between horizontal bracket and the vertical pole for realize the horizontal bracket in the position control of vertical pole direction of height.
(6) The utility model discloses in, be equipped with the scale on the vertical pole, the hinge point is located the zero scale of scale, is equipped with the index mark that is used for instructing the laser instrument height on the horizontal bracket, can acquire the distance between the laser ray and the track elevation of laser instrument fast to confirm whether horizontal bracket and laser instrument have adjusted to the required mounting height of trackside equipment.
(7) The utility model discloses in, the horizontal stand is the telescopic sopwith staff of T type, and the accessible sopwith staff realizes that the boundary limit measures, has reduced the boundary limit and has measured the cost.
(8) The utility model discloses in, the detachable horizontal steel rule that is provided with of free end of horizontal bracket, when the upper surface that needs to evacuate the platform is measured, confirm through the clearance between horizontal steel rule and the evacuation platform that evacuation platform height meets the requirements or not.
In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:
FIG. 1 is a front view of a track area measuring device in an embodiment of the present application;
FIG. 2 is a side view of a track area measurement device in an embodiment of the present application;
FIG. 3 is a partial detail view of FIG. 1 in an embodiment of the present application;
FIG. 4 is a schematic diagram of the use of a horizontal steel rule in the examples of the present application;
FIG. 5 is a schematic view of a track section measuring device in the embodiment of the present application for measuring a straight line section of a track section;
FIG. 6 is a schematic view of a track section measurement device of an embodiment of the present application measuring a curved section of a track section;
the device comprises a base, 1.1 circular arc-shaped sliding grooves, 1.2 fixing plates, 2 traveling wheel pairs, 3 vertical rods, 3.1 sliding parts, 3.2 first strip-shaped holes, 4 horizontal frames, 4.1 second strip-shaped holes, 5 horizontal scales, 6 laser instruments, 7 hinge points, 8 horizontal steel scales, 9 tracks, 10 tunnel side walls, 11 evacuation platforms.
Detailed Description
The embodiments of the invention will be described in detail hereinafter with reference to the accompanying drawings, but the invention can be implemented in many different ways, which are defined and covered by the claims.
Example (b):
referring to fig. 1 to 6, the present embodiment is applied to trackside equipment installation measurement and clearance detection of a subway tunnel.
A rail running region measuring device is shown in figure 1 and comprises a base 1, a running wheel pair 2, a vertical rod 3, a horizontal frame 4, a horizontal ruler 5 and a laser instrument 6; at least two groups of running wheel pairs 2 are arranged on the base 1 and are used for realizing the running of the track running area measuring device along the track 9; the horizontal rack 4 is vertically connected with the vertical rod 3, the horizontal ruler 5 and the laser instrument 6 are both arranged on the horizontal rack 4, the laser instrument 6 points to the tunnel side wall 10 of the rail area, and the horizontal ruler 5 is used for determining that the horizontal rack 4 is always in a horizontal state in the use process, so that the laser ray emitted by the laser instrument 6 is always in the horizontal state; after the horizontal frame 4 is adjusted to the mounting height required by the trackside equipment, the mounting height can be projected on the tunnel side wall 10 through the laser line of the laser instrument 6, the constructor marks the position of the laser point on the tunnel side wall 10 by using a marker pen, and the position of the laser point is the mounting height required to be set by the trackside equipment to be measured.
In this embodiment, formula level bar is inhaled for magnetism to level bar 5, formula laser instrument is inhaled for magnetism to laser instrument 6, can realize the convenient setting of level bar 5 and laser instrument 6 on level rack 4.
The bottom of the vertical rod 3 is hinged with the base 1 to form a hinge point 7, the contact points and the hinge points 7 of the multiple traveling wheel pairs 2 and the rail are coplanar, and the hinge points 7 are located at the middle point of the connecting line of the top surfaces of the rails on the two sides, as shown in fig. 1 and 2, the hinge points 7 on the vertical rod 3 can be guaranteed to be located on a rail elevation line all the time, the hinge points 7 are used as measuring starting points of the mounting height of the trackside equipment (namely, the rail elevation is used as the measuring starting point), the accuracy of the mounting height of the trackside equipment can be guaranteed, and the device is suitable for measuring the mounting height and the limit of the trackside equipment of straight line sections and curve sections in a trackway area. In this embodiment, the bottom of the base 1 is provided with a fixing plate 1.2 for hinging with the vertical rod 3.
The base 1 is provided with an arc-shaped sliding groove 1.1, the vertical rod 3 is provided with a sliding part 3.1 matched with the arc-shaped sliding groove 1.1, when a curve section in a track running area is measured, the vertical rod 3 is rotated around a hinge point 7 until bubbles in the horizontal ruler 5 are displayed horizontally in order to ensure that the vertical rod 3 is in a vertical state and the horizontal rack 4 and the laser instrument 6 are in a horizontal state, and the sliding part 3.1 slides in the arc-shaped sliding groove 1.1 in the rotating process.
In this embodiment, the sliding member 3.1 is a quick-release bolt in threaded connection with the rod body of the vertical rod 3, and when the vertical rod 3 rotates in place, the quick-release bolt can be used to realize the fixed connection between the vertical rod 3 and the base 1, so as to prevent the position change between the vertical rod 3 and the base 1 during the measurement process from affecting the installation height positioning effect of the laser instrument 6.
The horizontal frame 4 is movably connected with the vertical rod 3 and is used for realizing the position adjustment of the horizontal frame 4 in the height direction of the vertical rod 3. The movable connection mode can adopt a sliding connection mode or a strip-shaped hole connection mode.
In this embodiment, referring to fig. 3, a plurality of first bar holes 3.2 are uniformly arranged on the vertical rod 3 along the height direction, the length direction of the first bar holes 3.2 is consistent with the height direction of the vertical rod 3, a second bar hole 4.1 is arranged on the horizontal frame 4, the length a of the second bar hole 4.1 is greater than the total length B covered by two adjacent first bar holes 3.2, and the position of the horizontal frame 4 in the height direction can be continuously adjustable. The horizontal frame 4 and the vertical rod 3 are also connected through quick-release bolts, so that the horizontal frame 4 and the vertical rod 3 can be conveniently and quickly disassembled.
Be equipped with scale (not illustrated in the drawing) on the vertical rod 3, hinge point 7 is located the zero scale of scale, be equipped with on the horizontal stand 4 and be used for indicating the indicator of 6 heights of laser instrument with the scale cooperation, can acquire the distance between the laser ray of laser instrument 6 and the track elevation fast to confirm whether horizontal stand 4 and laser instrument 6 have adjusted to the required mounting height of trackside equipment.
The horizontal frame 4 is a T-shaped telescopic tower ruler, the measuring length of the tower ruler comprises a fixed length L1 and an adjusting length L2, when limit measurement is carried out, the length of L1+ L2 is set as a limit value of the height equipment (the limit value is determined according to corresponding installation specifications), when a measured object does not touch the left end head of the tower ruler, the equipment is not limited, otherwise, the equipment is limited.
The detachable horizontal steel rule 8 that is provided with of free end of horizontal rack 4 realizes detachable the connection through the bolt between horizontal rack 4 and the horizontal steel rule 8. When the upper surface of the evacuation platform 11 needs to be measured, the lower surface of the horizontal steel ruler 8 is arranged opposite to the upper surface of the evacuation platform 11, and if a large gap (larger than 5mm) exists between the lower surface of the horizontal steel ruler and the upper surface of the evacuation platform, the evacuation platform is not qualified in height and needs to be reworked.
The use method of the track area measuring device comprises the following steps:
firstly, measuring the mounting height of trackside equipment of a straight line section and a curve section of a track area
Step S1: placing a traveling wheel pair 2 of the rail running area measuring device on a rail 9, loosening a sliding part 3.1 (namely a quick-release bolt between a base 1 and a vertical rod 3), adjusting the vertical rod 3 until a horizontal ruler 5 on a horizontal frame 4 shows a horizontal state, and then tightening the quick-release bolt between the base 1 and the vertical rod 3 to realize the position fixation between the base 1 and the vertical rod 3;
step S2: the installation position of the horizontal frame 4 on the vertical rod 3 is adjusted to enable the height of a laser line of the laser instrument 6 to reach the installation height H required by trackside equipment, the horizontal frame 4 is fixedly connected with the vertical rod 3 through the quick-release bolt, the position of a laser point is marked on the side wall 10 of the tunnel by using a marker pen, and the measurement of the installation height of the trackside equipment is realized, as shown in fig. 5 and 6.
Second, measuring the limit of the track area
The measuring length of the horizontal frame 4 (namely the T-shaped telescopic tower ruler) is adjusted, so that the sum of the fixed length L1 and the adjusted length L2 of the tower ruler is the limit value of the height trackside equipment (the limit value is determined according to the corresponding installation specification), when a measured object does not touch the left end head of the tower ruler, the equipment is not limited, otherwise, the equipment is limited.
Third, evacuation platform surface detection
The horizontal steel ruler 8 is connected with the free end of the horizontal frame 4 through a bolt, the lower surface of the horizontal steel ruler 8 is arranged opposite to the upper surface of the evacuation platform 11, and if a large gap (larger than 5mm) exists between the horizontal steel ruler and the evacuation platform, the evacuation platform is not qualified in height and needs to be reworked.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A rail running area measuring device is characterized by comprising a base (1), a running wheel pair (2), a vertical rod (3), a horizontal frame (4), a horizontal ruler (5) and a laser instrument (6); at least two groups of running wheel pairs (2) are arranged on the base (1) and are used for realizing the running of the track running area measuring device along the track; level rack (4) are connected with vertical pole (3) is perpendicular, level bar (5) and laser instrument (6) all set up on level rack (4), the tunnel lateral wall in the directional rail row district of laser instrument (6).
2. A track area measuring device according to claim 1, characterised in that the vertical bar (3) is hinged at its bottom to the base (1) to form a hinge point (7), the contact points and hinge points (7) of the running wheel pairs (2) with the rail being coplanar, and the hinge point (7) being located at the midpoint of the line connecting the top faces of the rails on either side.
3. A track area measuring device according to claim 2, characterized in that the base (1) is provided with a circular arc chute (1.1), and the vertical rod (3) is provided with a sliding member (3.1) cooperating with the circular arc chute (1.1).
4. A track area measuring device according to claim 3, characterized in that the slide (3.1) is a quick release bolt screwed to the shank of the vertical bar (3).
5. A track area measuring device according to claim 1 or 2, characterized in that the horizontal shelf (4) is movably connected to the vertical pole (3) for position adjustment of the horizontal shelf (4) in the height direction of the vertical pole (3).
6. A track area measuring device according to claim 5, characterized in that a plurality of first bar holes (3.2) are arranged on the vertical rod (3), the length direction of the first bar holes (3.2) is consistent with the height direction of the vertical rod (3), a second bar hole (4.1) is arranged on the horizontal frame (4), and the length of the second bar hole (4.1) is greater than the total length covered by two adjacent first bar holes (3.2).
7. A track section measuring device according to claim 2, characterized in that the vertical rod (3) is provided with a graduated scale, the hinge point (7) is located on the zero scale of the graduated scale, and the horizontal shelf (4) is provided with indicating marks for indicating the height of the laser (6) in cooperation with the graduated scale.
8. A track area measuring device according to claim 1, characterized in that the level frame (4) is a T-shaped telescopic tower ruler.
9. A track section measuring device according to claim 8, characterized in that the free end of the horizontal shelf (4) is detachably provided with a horizontal steel rule (8).
10. A track area measuring device according to claim 1, characterized in that the level (5) is a magnetic level and the laser device (6) is a magnetic laser device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221153187.5U CN217384157U (en) | 2022-05-13 | 2022-05-13 | Rail running area measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221153187.5U CN217384157U (en) | 2022-05-13 | 2022-05-13 | Rail running area measuring device |
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| Publication Number | Publication Date |
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| CN217384157U true CN217384157U (en) | 2022-09-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221153187.5U Active CN217384157U (en) | 2022-05-13 | 2022-05-13 | Rail running area measuring device |
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| CN (1) | CN217384157U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116175514A (en) * | 2023-03-20 | 2023-05-30 | 广船国际有限公司 | Quick positioning scribing tool and method for mounting marine touch nails |
| CN118500911A (en) * | 2024-07-17 | 2024-08-16 | 宁波金涌锻造有限公司 | Tension test gauge length measuring device and working method |
-
2022
- 2022-05-13 CN CN202221153187.5U patent/CN217384157U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116175514A (en) * | 2023-03-20 | 2023-05-30 | 广船国际有限公司 | Quick positioning scribing tool and method for mounting marine touch nails |
| CN118500911A (en) * | 2024-07-17 | 2024-08-16 | 宁波金涌锻造有限公司 | Tension test gauge length measuring device and working method |
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