CN213179754U - Contact net geometric parameter measuring instrument verification rack - Google Patents
Contact net geometric parameter measuring instrument verification rack Download PDFInfo
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- CN213179754U CN213179754U CN202020050429.2U CN202020050429U CN213179754U CN 213179754 U CN213179754 U CN 213179754U CN 202020050429 U CN202020050429 U CN 202020050429U CN 213179754 U CN213179754 U CN 213179754U
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Abstract
The utility model relates to a contact net geometric parameter measuring apparatu examination rack. The simulated steel rail contact system comprises a simulated contact network component and a simulated steel rail component, wherein the simulated contact network component comprises a first connecting rod group and a second connecting rod group, one ends of the first connecting rod group and the second connecting rod group are connected through a shaft, and the other ends, close to the second connecting rod group, of the first connecting rod group and the second connecting rod group are connected through a third connecting rod group; two ends of the third connecting rod group are respectively connected with the first connecting rod group and the second connecting rod group, and a bolt through hole at least one end of the third connecting rod group is a long hole; a group of analog contact lines is arranged on the second connecting rod group along the length direction of the second connecting rod group. The verification bench can be used for verifying and calibrating key measurement parameters such as contact line height (guide height), pull-out value, gauge, level (superelevation) and pillar side limit of a contact network geometric parameter measuring instrument (also called a laser contact network detector). Through the regular inspection and calibration of the measuring instrument, the measuring precision of the measuring instrument can be effectively ensured, and the reliability of the power receiving of the electric locomotive from the contact net and the running safety of the train are further ensured.
Description
Technical Field
The utility model relates to a contact net geometric parameter measuring apparatu examination rack.
Background
The overhead contact line is a special power supply line which is erected over a railway line and supplies power to an electric locomotive, is responsible for an important task of transmitting electric energy obtained by a traction substation to the electric locomotive, and the quality and the working state of the overhead contact line directly influence the transportation capacity and the driving safety of the electrified railway. With the rapid development of high-speed railways, the requirement on passenger transport safety is higher and higher, and the influence of geometric state parameters of contact networks on the safe operation of the railways is more and more obvious. In addition, with the acceleration of existing railway lines and the large-scale construction of high-speed railways, the requirement for the smoothness of the track lines is higher and higher due to the improvement of the running speed of trains. The rail gauge, the track level (superelevation) and the like of the steel rail are important factors influencing the smoothness of the line.
Disclosure of Invention
For the leap-type development that adapts to china's railway, guarantee electric railway's driving safety, the measuring means that improves electric railway contact net and track parameter, the utility model designs a contact net geometric parameters measuring apparatu examination rack to the realization is at contact wire height, the value of pulling out, gauge, level (superelevation) and the inspection and the calibration of main parameters such as pillar side limit to the contact net geometric parameters measuring apparatu.
The technical scheme of the utility model comprises a simulation contact net component and a simulation steel rail component, wherein the simulation contact net component comprises a first connecting rod group and a second connecting rod group, one end of the first connecting rod group and one end of the second connecting rod group are connected through a shaft, and the other end close to the second connecting rod group is connected through a third connecting rod group; two ends of the third connecting rod group are respectively connected with the first connecting rod group and the second connecting rod group, and a bolt through hole at least one end of the third connecting rod group is a long hole; a group of analog contact lines is arranged on the second connecting rod group along the length direction of the second connecting rod group.
Furthermore, two ends of the analog contact line are respectively connected with the second connecting rod group through analog contact line adjusting seats; the analog contact line adjusting seat comprises a connecting block with a transverse long hole, a shaft part of a T-shaped piece with a longitudinal threaded hole at the inner end penetrates through the transverse long hole to be screwed with a nut, and an analog contact line mounting piece is screwed in a threaded hole on a part perpendicular to the T-shaped piece.
Furthermore, an intermediate connecting rod group is arranged between the first connecting rod group and the second connecting rod group, one end of the intermediate connecting rod group is connected with the first connecting rod group, the other end of the intermediate connecting rod group is connected with the second connecting rod group or the third connecting rod group through a shaft or a bolt, and a connecting hole at least one end of the intermediate connecting rod group is a long hole.
Specifically, there are three intermediate linkages: one end of the first middle connecting rod group is connected with the upper part of the first connecting rod group, and the other end of the first middle connecting rod group is connected with the middle part of the third connecting rod group; one end of the second middle connecting rod group is connected with the middle part of the first connecting rod group, and the other end of the second middle connecting rod group is connected with the middle part of the second connecting rod group; one end of the third middle connecting rod group is connected with the lower part of the first connecting rod group, and the other end of the third middle connecting rod group is connected with the lower part of the second connecting rod group; at least one end of each middle connecting rod group is provided with a long hole.
Specifically, there are four intermediate linkage groups, and both ends of each intermediate linkage group are respectively connected with the corresponding components through bolts: two ends of the fourth middle connecting rod group are respectively connected with the lower part of the first connecting rod group and the connecting point of the second connecting rod group and the third connecting rod group, one end of the fifth middle connecting rod group is connected with the connecting point of the fourth middle connecting rod group and the first connecting rod group, and the other end of the fifth middle connecting rod group is connected with the lower part of the second connecting rod group; the sixth middle connecting rod group is connected to the middle part of the fourth middle connecting rod group from the middle part of the first connecting rod group; one end of the seventh middle connecting rod group is connected with the middle part of the fourth middle connecting rod group, and the other end of the seventh middle connecting rod group is connected with the connecting point of the first connecting rod group and the third connecting rod group.
Furthermore, the simulated steel rail assembly comprises an I-shaped flat ruler platform arranged on the supporting seat, a simulated steel rail is arranged at one end of the I-shaped flat ruler platform, a height block is arranged at the other end of the I-shaped flat ruler platform, and a gauge block is further arranged on the I-shaped flat ruler platform.
Furthermore, the height block is composed of two blocks which are arranged in the vertical direction.
Furthermore, one end of the I-shaped flat ruler platform, which is close to the end, is connected with the two supporting seats through a connecting seat, and the connecting line of the two supporting seats is vertical to the I-shaped flat ruler platform; the other end of the I-shaped flat ruler platform, which is close to the I-shaped flat ruler platform, is connected with a supporting seat through a connecting seat.
Further, the supporting seat is connected with the support through a height adjusting mechanism.
The utility model discloses set up many standard simulation contact wires on the second connecting rod group, make its different with the distance of I-shaped flat ruler platform to simulate the contact wire of co-altitude not. The connecting seat I, the adjusting bolt, the supporting seat and the connecting seat II form a supporting and adjusting part of the simulated steel rail assembly, and the supporting and adjusting part is connected with the lower surface of the I-shaped flat ruler to form a three-foot supporting structure. Adjusting the longitudinal and transverse levels of the simulated steel rail assembly by adjusting the three adjusting knobs; the steel ruler on the I-shaped ruler platform is used for calibrating the pull-out value of the simulation contact line; the material of the gauge block and the height block is also made of die steel material. Furthermore, the utility model discloses can simulate different situations to satisfy the needs that carry out the examination to the contact net geometric parameters measuring apparatu. The verification bench can be used for verifying and calibrating key measurement parameters such as contact line height (guide height), pull-out value, gauge, level (superelevation) and pillar side limit of a contact network geometric parameter measuring instrument (also called a laser contact network detector). Through the regular inspection and calibration of the measuring instrument, the measuring precision of the measuring instrument can be effectively ensured, and the reliability of the power receiving of the electric locomotive from the contact net and the running safety of the train are further ensured.
Description of the drawings:
FIG. 1 is a front view of a use state of the embodiment;
FIG. 2 is a right side view of a mock touch screen assembly according to one embodiment;
FIG. 3 is an enlarged view of part 4 of the first embodiment;
FIG. 4 is a cross-sectional view of the right side view of FIG. 3;
FIG. 5 is a top view of a simulated rail assembly according to one embodiment;
FIG. 6 is a partial cross-sectional view of a left side view of a simulated rail assembly according to one embodiment;
FIG. 7 is a left side view of a simulated rail assembly in use according to one embodiment;
FIG. 8 is a front view of a mock touch screen assembly according to a second embodiment;
FIG. 9 is a front view of a mock touch screen assembly according to a third embodiment;
FIG. 10 is a right side view of FIG. 9;
FIG. 11 is a front view of a mock touch screen assembly according to a fourth embodiment;
FIG. 12 is a right side view of FIG. 11;
1. the device comprises a first connecting rod, 2, a third connecting rod, 3, a second connecting rod, 4, a connecting seat, 5, a simulated steel rail, 6, a first connecting seat, 7, a height adjusting structure, 8, a supporting seat, 9, an I-shaped flat ruler platform, 10, a straight steel ruler, 11, a gauge block, 12, a second connecting seat, 13, a simulated contact line, 14, a height block, 15, a transverse adjusting bolt, 16, a connecting piece, 17, a longitudinal adjusting bolt, 18, a first intermediate connecting rod, 19, a second intermediate connecting rod, 20, a third intermediate connecting rod, 21, a fourth intermediate connecting rod, 22, a second intermediate connecting rod, 23, a U-shaped bolt, 24, a second intermediate connecting rod, 25, a stand column, 27 and a fifth intermediate connecting rod.
Detailed Description
The utility model discloses a simulation contact net subassembly of each embodiment all includes a plurality of linkages, and every linkage comprises two the same connecting rods respectively, and wherein the connecting rod of homonymy is connected, and the connecting rod connection structure of both sides is the same, only describes the connected mode of one side in following embodiment, promptly, to the Nth linkage, describes with the Nth connecting rod as the example.
In the third and fourth embodiments, the middle linkage is connected to the linkage, and the middle linkage may be connected to only one side of each linkage or to both sides of each linkage. When the middle connecting rod groups are arranged on the two sides, the connecting modes of the two sides are consistent, and for convenience of presentation, in the embodiment, only the connecting mode of one side is described, namely the nth middle connecting rod is taken as an example for describing the nth middle connecting rod group.
In the present embodiment, plates, angle irons, and the like may be used for each link in each link group and each link in the intermediate link group as required by strength.
The first embodiment is as follows:
as shown in fig. 1-7, the present embodiment includes a simulated contact net assembly and a simulated rail assembly. The simulation contact net assembly comprises a first connecting rod group, a second connecting rod group and a third connecting rod group. When the connecting device is used, the first connecting rods 1 are fixed on a vertical wall, and the upper ends of the second connecting rods 3 are connected with the upper portions of the first connecting rods 1 through shafts or bolts. The lower parts of the first connecting rod 1 and the second connecting rod 3 are connected through a third connecting rod 2. At least one of the bolt holes at the two ends of the third connecting rod 2 is a long hole. The third connecting rod 2 is perpendicular to the first connecting rod 1, and at least one side of the upper side and the lower side is provided with an L-shaped connecting reinforcing plate which is connected with the first connecting rod 1 and the third connecting rod 2 and used for reinforcing.
A set of analog contact lines 13 is arranged on the two second connecting rods 3 of the second linkage of the present embodiment along the length direction thereof, and two ends of each analog contact line 13 are connected with the two second connecting rods 3 through the respective mounting seats 4. A connecting piece 16 is arranged in each mounting seat 4, the outer end of each connecting piece 16 is screwed with a transverse adjusting bolt 15, the bolt head of each transverse adjusting bolt 15 is positioned outside the mounting seat 4, and a hole matched with the transverse adjusting bolt 15 on the mounting seat 4 is a transverse long hole.
The inner surface of the connecting piece 16 is concave and has a longitudinal adjusting bolt 17 penetrating into the concave part to be screwed with the end of the analog contact line 13.
The simulated steel rail assembly of the embodiment comprises an I-shaped flat ruler platform 9 arranged on a support seat 8, and a straight steel ruler 10 is arranged on the simulated steel rail. One end of the I-shaped flat ruler platform 9 is provided with a simulated steel rail 5, the other end is provided with a gauge block 11, and as shown in figures 5-7, a height block 14 can be additionally arranged outside the gauge block 11 when necessary. The I-shaped flat ruler platform 9 is connected with the two supporting seats 8 through bolts by the first connecting seat 6 at one end close to the I-shaped flat ruler platform 9, and the connecting line of the two supporting seats 8 is vertical to the I-shaped flat ruler platform 9; the other end of the I-shaped flat ruler platform 9 close to the I-shaped flat ruler platform is connected with a supporting seat through a second connecting seat 12. Each support seat is respectively connected with the first connecting seat 6 or the second connecting seat 12 through a height adjusting mechanism 7. The level of the I-shaped flat ruler platform 9 can be adjusted through the height adjusting mechanism 7.
In the present embodiment, as shown in fig. 1, one simulated contact net assembly may correspond to a plurality of simulated rail assemblies.
Example two:
the embodiment comprises a simulation contact net component and a simulation steel rail component, wherein the simulation steel rail component is the same as the first embodiment, and the description is omitted here.
As shown in fig. 8, the simulated catenary assembly of the present embodiment includes a first linkage, a second linkage, and a third linkage. When the connecting device is used, the first connecting rods 1 are fixed on a vertical wall, and the lower ends of the second connecting rods 3 are connected with the lower portions of the first connecting rods 1 through shafts or bolts. The upper parts of the first connecting rod 1 and the second connecting rod 3 are connected through a third connecting rod 2. The both ends of third connecting rod 2 are respectively through bolted connection first connecting rod 1 and second connecting rod 3, and at least one of the bolt hole at third connecting rod 2 both ends is the slot hole. The third connecting rod 3 is perpendicular to the first connecting rod 1.
Example three:
the embodiment comprises a simulation contact net component and a simulation steel rail component, wherein the simulation steel rail component is the same as the first embodiment, and the description is omitted here.
As shown in fig. 9, the simulated catenary assembly of the present embodiment includes a first linkage, a second linkage, and a third linkage, and the above-mentioned linkages are connected in the same manner as the embodiment, and will not be described again here.
Three intermediate linkage sets are arranged between the linkage sets. Wherein, one end of the first middle connecting rod 18 is connected with the upper part of the first connecting rod 1, and the other end is connected with the middle part of the third connecting rod 2. One end of the second intermediate connecting rod 19 is connected with the middle of the first connecting rod 1, and the other end is connected with the middle of the second connecting rod 3. One end of the third intermediate connecting rod 20 is connected to the lower portion of the first connecting rod 1, and the other end is connected to the lower portion of the second connecting rod 3. The hole of at least one end of each middle connecting rod is a long hole. When in use, the third connecting rod group is fixed on the top surface of a building.
Example four:
the embodiment comprises a simulation contact net component and a simulation steel rail component, wherein the simulation steel rail component is the same as the first embodiment, and the description is omitted here.
As shown in the drawings, the simulated catenary assembly of the present embodiment includes a first linkage, a second linkage, and a third linkage, and the connection manner of the above-mentioned linkages is the same as that of the embodiment, and will not be repeated here.
Four groups of middle connecting rod groups are arranged between the connecting rod groups. In each group of middle connecting rod groups, two ends of a fourth middle connecting rod 21 are respectively connected with the lower part of the first connecting rod 1 and the connecting point of the second connecting rod 3 and the third connecting rod 2, one end of a fifth middle connecting rod 27 is connected with the connecting point of the fourth middle connecting rod 21 and the first connecting rod 1, and the other end is connected with the lower part of the second connecting rod 3; the sixth middle connecting rod 24 is connected to the middle of the fourth middle connecting rod 21 from the middle of the first connecting rod 1; one end of the seventh middle connecting rod 22 is connected to the middle of the fourth middle connecting rod 21, and the other end is connected to the connection point of the first connecting rod 1 and the third connecting rod 2. In use, the first connecting rod 1 is fixed to the upright 25 by a set of U-bolts 23.
Claims (9)
1. Contact net geometric parameter measuring apparatu examination rack, including simulation contact net subassembly and simulation rail subassembly, characterized by: the simulated contact net assembly comprises a first connecting rod group and a second connecting rod group, one ends of the first connecting rod group and the second connecting rod group are connected through a shaft, and the other end, close to the second connecting rod group, of the first connecting rod group and the second connecting rod group is connected through a third connecting rod group; two ends of the third connecting rod group are respectively connected with the first connecting rod group and the second connecting rod group, and a bolt through hole at least one end of the third connecting rod group is a long hole; a group of analog contact lines is arranged on the second connecting rod group along the length direction of the second connecting rod group.
2. The calibration stand for the geometric parameter measuring instrument of the overhead line system according to claim 1, which is characterized in that: two ends of the analog contact line are respectively connected with the second connecting rod group through analog contact line adjusting seats; the analog contact line adjusting seat comprises a connecting block with a transverse long hole, a shaft part of a T-shaped piece with a longitudinal threaded hole at the inner end penetrates through the transverse long hole to be screwed with a nut, and an analog contact line mounting piece is screwed in a threaded hole on a part perpendicular to the T-shaped piece.
3. The calibration stand for the geometric parameter measuring instrument of the overhead line system as claimed in claim 1 or 2, wherein: an intermediate connecting rod group is arranged between the first connecting rod group and the second connecting rod group, one end of the intermediate connecting rod group is connected with the first connecting rod group, the other end of the intermediate connecting rod group is connected with the second connecting rod group or the third connecting rod group through a shaft or a bolt, and a connecting hole at least one end of the intermediate connecting rod group is a long hole.
4. The calibration stand for the geometric parameter measuring instrument of the overhead line system according to claim 3, which is characterized in that: there are three intermediate linkage sets: one end of the first middle connecting rod group is connected with the upper part of the first connecting rod group, and the other end of the first middle connecting rod group is connected with the middle part of the third connecting rod group; one end of the second middle connecting rod group is connected with the middle part of the first connecting rod group, and the other end of the second middle connecting rod group is connected with the middle part of the second connecting rod group; one end of the third middle connecting rod group is connected with the lower part of the first connecting rod group, and the other end of the third middle connecting rod group is connected with the lower part of the second connecting rod group; at least one end of each middle connecting rod group is provided with a long hole.
5. The calibration stand for the geometric parameter measuring instrument of the overhead line system according to claim 3, which is characterized in that: there are four middle linkage, and each middle linkage's both ends are connected with corresponding part through the bolt respectively: two ends of the fourth middle connecting rod group are respectively connected with the lower part of the first connecting rod group and the connecting point of the second connecting rod group and the third connecting rod group, one end of the fifth middle connecting rod group is connected with the connecting point of the fourth middle connecting rod group and the first connecting rod group, and the other end of the fifth middle connecting rod group is connected with the lower part of the second connecting rod group; the sixth middle connecting rod group is connected to the middle part of the fourth middle connecting rod group from the middle part of the first connecting rod group; one end of the seventh middle connecting rod group is connected with the middle part of the fourth middle connecting rod group, and the other end of the seventh middle connecting rod group is connected with the connecting point of the first connecting rod group and the third connecting rod group.
6. The calibration stand for the geometric parameter measuring instrument of the overhead line system as claimed in claim 1 or 2, wherein: the simulated steel rail assembly comprises an I-shaped flat ruler platform arranged on the supporting seat, a simulated steel rail is arranged at one end of the I-shaped flat ruler platform, a height block is arranged at the other end of the I-shaped flat ruler platform, and a gauge block is further arranged on the I-shaped flat ruler platform.
7. The calibration stand for the geometric parameter measuring instrument of the overhead line system as claimed in claim 6, which is characterized in that: the height block is composed of two blocks which are arranged in the up-down direction.
8. The calibration stand for the geometric parameter measuring instrument of the overhead line system according to claim 7, which is characterized in that: the I-shaped flat ruler platform is connected with the two supporting seats through a connecting seat at one end close to the I-shaped flat ruler platform, and the connecting line of the two supporting seats is vertical to the I-shaped flat ruler platform; the other end of the I-shaped flat ruler platform, which is close to the I-shaped flat ruler platform, is connected with a supporting seat through a connecting seat.
9. The calibration stand for the geometric parameter measuring instrument of the overhead line system according to claim 8, which is characterized in that: the supporting seat is connected with the support through a height adjusting mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020050429.2U CN213179754U (en) | 2020-01-10 | 2020-01-10 | Contact net geometric parameter measuring instrument verification rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020050429.2U CN213179754U (en) | 2020-01-10 | 2020-01-10 | Contact net geometric parameter measuring instrument verification rack |
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| CN213179754U true CN213179754U (en) | 2021-05-11 |
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| CN202020050429.2U Active CN213179754U (en) | 2020-01-10 | 2020-01-10 | Contact net geometric parameter measuring instrument verification rack |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115077404A (en) * | 2022-07-21 | 2022-09-20 | 济南蓝动激光技术有限公司 | Laser measuring instrument calibration system, installation and debugging method and calibration method |
| CN115371559A (en) * | 2022-09-06 | 2022-11-22 | 山东省计量科学研究院 | Method for calibrating indication value error of contact net geometric parameter measuring instrument |
-
2020
- 2020-01-10 CN CN202020050429.2U patent/CN213179754U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115077404A (en) * | 2022-07-21 | 2022-09-20 | 济南蓝动激光技术有限公司 | Laser measuring instrument calibration system, installation and debugging method and calibration method |
| CN115077404B (en) * | 2022-07-21 | 2022-11-11 | 济南蓝动激光技术有限公司 | Laser measuring instrument calibration system, installation and debugging method and calibration method |
| CN115371559A (en) * | 2022-09-06 | 2022-11-22 | 山东省计量科学研究院 | Method for calibrating indication value error of contact net geometric parameter measuring instrument |
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