CN211926662U - Measuring tool for measuring steel rail full length distortion value - Google Patents
Measuring tool for measuring steel rail full length distortion value Download PDFInfo
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- CN211926662U CN211926662U CN202020145763.6U CN202020145763U CN211926662U CN 211926662 U CN211926662 U CN 211926662U CN 202020145763 U CN202020145763 U CN 202020145763U CN 211926662 U CN211926662 U CN 211926662U
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Abstract
The utility model discloses a measuring tool for measuring rail leads to long distortion value, the measuring tool main part has rail end contact surface, electron spirit level, leg point fixed slot, horizontal migration wedge feeler gauge. When the steel rail leg tip is fixed in the leg tip fixing clamping groove, the state of the electronic level meter is adjusted by moving the left position and the right position of the wedge-shaped clearance gauge, and when the electronic level meter displays the level, the wedge-shaped clearance gauge displays the numerical value which is the steel rail full length torsion value. The utility model can conveniently and quickly judge the total length distortion value of the steel tapping rail, and solves the problem that whether the total length distortion value exceeds the standard or not is difficult to judge; meanwhile, the tool is simple to operate, can be operated by a single person, and is small in tool abrasion and low in cost.
Description
Technical Field
The utility model relates to a rail measuring tool field particularly, is a measuring tool for measuring rail leads to long distortion value.
Background
The steel rail full-length distortion refers to a state that when the steel rail is upright on the detection table surface, one side of the steel rail bottom is in contact with the detection table surface, and the other side of the steel rail bottom is suspended. In the actual production process, the steel rail is called to have full-length distortion.
According to the standards of TB/T2344-2012, TB/T3276-201, TB/T3109-2013 and the like, the following are explicitly required: when the rail head of the steel rail is upwards erected on the detection table top and obvious distortion can be seen, the clearance between the bottom surface of the rail at the end part of the steel rail and the detection table top is measured by using a feeler gauge and is not more than 2.5 mm. Although there are clear requirements for the through-length distortion value of the steel rail in each standard, at present, no special tool is available for quantifiable detection of the index. The standard requires that the detection table top is used as a reference surface, but after long-time production and use, the detection table top may have friction loss, the levelness of the detection table top is damaged, and the judgment of the steel rail full length distortion value is influenced, so that the measuring tool is designed to achieve the purpose of accurately judging the steel rail full length distortion value.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a measuring tool for measuring rail leads to long distortion value to rail end and horizontal plane measure as the benchmark, can effectively avoid measuring error and erroneous judgement because of the detection mesa wearing and tearing of manufacture factory cause. When the full-length distortion exists in the steel rail, the contact mode of the rail bottom of the steel rail and the detection table surface is line-surface contact, so that the full-length distortion value of the steel rail can be accurately measured by taking a horizontal plane as a reference surface without being influenced by the levelness of the detection table surface.
The utility model is used for measure measuring tool of rail full length distortion value, including main part, wedge feeler gauge and electron spirit level.
Wherein the main body part consists of a flat plate, a longitudinal plate and a leg tip contact fixing plate; wherein, the right end face of the flat plate is connected with the inner side face of the bottom of the longitudinal plate to form an L-shaped structure; meanwhile, the leg tips contact the outer side surface of the fixing plate and are connected with the inner side surface of the top of the longitudinal plate.
The flat top surface is as the rail bottom contact surface, and the upper surface is the plane, and left part is designed with the recess along flat left and right direction, buries the slide rail in the recess underground, sliding connection wedge filler gauge.
The inner side surface of the longitudinal plate is a plane, and the leg tip contacts the bottom surface of the fixing plate to serve as a leg tip contact fixing surface.
Use the utility model discloses when the measuring tool measures, the measuring tool is placed and is used rail standard section measuring tool to calibrate, and rail end contact surface and standard measuring tool rail end are contacted completely, adjusts the demonstration numerical value of electron spirit level through removing the horizontal migration wedge clearance gauge, and when electron spirit level showed level, the numerical value M of horizontal migration wedge clearance gauge this moment was recorded.
After the measuring tool is calibrated, the measuring tool can be applied to steel rail measurement, the contact surface of the rail bottom of the steel rail in the steel rail bottom of the measuring tool is contacted, the edge of the rail bottom of one side of the steel rail is placed in the leg tip contact fixing clamp plate to be fixed on one side, then the electronic level is adjusted by moving the horizontal moving wedge-shaped feeler gauge left and right, when the electronic level is displayed to be horizontal, the numerical value N of the horizontal moving wedge-shaped feeler gauge is recorded, and thus the size of the steel rail full-length distortion value can be determined to be S-N-M.
When S is larger than 2.5mm, the steel rail full length distortion value can be judged to exceed the standard acceptance value, and the judgment is carried out according to the relevant standard, and vice versa.
The utility model has the advantages that:
1. the utility model is used for measuring the measuring tool of the steel rail full length distortion value, can directly read the steel rail full length distortion value, effectively realizes the digital measurement of the steel rail full length distortion, and makes the judgment more accurate and rapid;
2. the utility model is used for measuring the measuring tool of the steel rail full length distortion value, effectively reduces the error judgment probability caused by the unevenness of the detection table top;
3. the utility model is used for measure the measuring tool of rail full length distortion value, small and exquisite convenience can direct display data, easy operation.
Drawings
Fig. 1 is the utility model discloses a measuring tool overall structure schematic diagram for measuring rail leads to long distortion value.
Fig. 2 is a detailed dimension schematic diagram of the main body of the measuring tool for measuring the through-length distortion value of the steel rail of the present invention.
In the figure:
1-main body part 2-wedge-shaped clearance gauge 3-electronic level meter
101-flat plate 102-longitudinal plate 103-leg tip contact fixing plate
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The utility model discloses a measuring tool for measuring steel rail full length distortion value, including main part 1, wedge clearance gauge 2 and electronic level 3, as shown in figure 1;
the main body part 1 is of a plate-shaped structure made of high-strength wear-resistant materials and is composed of a flat plate 101, a vertical plate 102 and a leg tip contact fixing plate 103. Wherein, the right end face of the flat plate 101 is connected with the inner side face of the bottom of the longitudinal plate 102 to form an L-shaped structure; meanwhile, the outer side surface of the leg tip contact fixing plate 103 is connected with the inner side surface of the top of the longitudinal plate 102; thus, a locking groove structure is formed among the flat plate 101, the vertical plate 102 and the leg tip contact fixing plate 103, and the locking groove structure serves as a leg tip fixing locking groove.
The top surface of the flat plate 101 serves as a rail bottom contact surface, the upper surface of the flat plate is a horizontal plane, a groove is formed in the left portion of the flat plate 101 in the left-right direction, a sliding rail is buried in the groove, and the sliding rail is not higher than the upper surface of the flat plate 101.
The inner side surface of the longitudinal plate 102 is a plane, and the bottom surface of the leg tip contact fixing plate 103 is an inclined surface with the inner side inclined upwards and is used as a leg tip contact fixing surface for fixing the leg tip of the steel rail. As shown in FIG. 2, the vertical distance ab from the lowest point of the leg tip contact fixing surface to the upper surface of the flat plate 101 is designed to be 10 mm; the vertical distance between the highest point c and the top surface of the leg tip contact fixing plate 103 is designed to be 20mm, so that various rail section steel railways with the thickness of 10-20 mm of the steel rail leg tips can be fixed by the leg tip contact fixing surface.
The bottom surface of the wedge-shaped clearance gauge 2 is provided with a sliding block which is matched and slidably connected with a sliding rail on the top surface of the flat plate 101, so that the wedge-shaped clearance gauge 2 can move left and right on the upper surface of the flat plate 101 along the sliding groove, and the maximum thickness of the wedge-shaped clearance gauge 2 is 4 mm; the processing error of the horizontally moving wedge-shaped clearance gauge 2 is less than 0.02 mm. Simultaneously when the outer end of the wedge-shaped clearance gauge 2 moves to the leftmost end of the flat plate 101, the distance between the wedge-shaped clearance gauge 2 and the longitudinal plate 102 is 120-170 mm, and therefore the distances with different sizes are designed to be respectively suitable for various rail-shaped steel rails with the width of the rail bottom of the steel rail being 114-160 mm.
The electronic level 3 is embedded in the side face of the main body part 1, and when the electronic level 3 is ensured to display that the levelness is 0, the contact surface of the rail bottom is a horizontal plane.
The utility model is used for measure measuring tool of rail full length distortion value, the using-way is as follows:
1. the measuring tool is calibrated by using the standard section of the steel rail, so that the contact surface of the rail bottom is completely contacted with the rail bottom of the standard measuring tool, the electronic level meter 3 has an angle deviation value X degrees, the electronic level meter is adjusted by moving the horizontally moving wedge-shaped feeler 2, the electronic level meter 3 is adjusted to be horizontal, and when the electronic level meter 3 displays the level, the measured value M of the wedge-shaped feeler at the moment is recorded;
2. after the measuring tool is calibrated, the measuring tool can be used for measuring the steel rail. The contact surface of the rail bottom of the measured steel rail is in full contact with the contact surface of the rail bottom, the edge of the rail bottom on one side of the steel rail is placed in a leg tip contact fixing clamp plate for one side fixing, then the electronic level meter 3 is adjusted by moving the wedge-shaped feeler gauge 2 horizontally leftwards and rightwards, when the electronic level meter 3 is displayed to be horizontal, the measured value N of the wedge-shaped feeler gauge at the moment is recorded, and therefore the size of the steel rail full-length distortion value can be determined to be S-N-M.
3. According to the standards of TB/T2344-2012, TB/T3276-201, TB/T3109-2013 and the like, the following are explicitly required: when the rail head of the steel rail is upwards erected on the detection table and obvious distortion can be seen, the clearance between the bottom surface of the rail at the end part of the steel rail and the detection table surface is measured by using a feeler gauge and is not more than 2.5 mm. When S is larger than 2.5mm, the steel rail full length distortion value can be judged to exceed the standard acceptance value, and the judgment is carried out according to the relevant standard, and vice versa.
Claims (3)
1. A measuring tool for measuring the through length distortion value of a steel rail is characterized in that: comprises a main body part, a wedge-shaped feeler gauge and an electronic level gauge;
wherein the main body part consists of a flat plate, a longitudinal plate and a leg tip contact fixing plate; wherein, the right end face of the flat plate is connected with the inner side face of the bottom of the longitudinal plate to form an L-shaped structure; meanwhile, the leg tips contact the outer side face of the fixed plate and are connected with the inner side face of the top of the longitudinal plate;
the top surface of the flat plate is used as a rail bottom contact surface, the upper surface of the flat plate is a plane, a groove is formed in the left part of the flat plate along the left-right direction, a sliding rail is embedded in the groove, and the sliding rail is connected with a wedge-shaped clearance gauge in a sliding mode;
the inner side surface of the longitudinal plate is a plane, and the leg tip contacts the bottom surface of the fixing plate to serve as a leg tip contact fixing surface;
the electronic level meter is embedded in the side face of the main body part, and when the electronic level meter displays that the levelness is 0, the contact surface of the rail bottom is horizontal.
2. A gauge for measuring the through length distortion of a rail according to claim 1, wherein: the leg tip contact fixing surface is an inclined surface with the inner side inclined upwards, and the vertical distance between the lowest point of the leg tip contact fixing surface and the upper surface of the flat plate is designed to be 10 mm; the vertical distance between the highest point and the top surface of the leg tip contacting the fixing plate is designed to be 20 mm.
3. A gauge for measuring the through length distortion of a rail according to claim 1, wherein: when the outer end of the wedge-shaped clearance gauge moves to the leftmost end of the flat plate, the distance between the wedge-shaped clearance gauge and the longitudinal plate is designed to be 120-170 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020145763.6U CN211926662U (en) | 2020-01-22 | 2020-01-22 | Measuring tool for measuring steel rail full length distortion value |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020145763.6U CN211926662U (en) | 2020-01-22 | 2020-01-22 | Measuring tool for measuring steel rail full length distortion value |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211926662U true CN211926662U (en) | 2020-11-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020145763.6U Active CN211926662U (en) | 2020-01-22 | 2020-01-22 | Measuring tool for measuring steel rail full length distortion value |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211926662U (en) |
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2020
- 2020-01-22 CN CN202020145763.6U patent/CN211926662U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221019 Address after: 100000F12, Block A, Dingxing Building, No. 5 Fenghuangzui Road, Fengtai District, Beijing Patentee after: CHINA RAILWAY MATERIALS TECHNOLOGY Co.,Ltd. Patentee after: China Railway Material General operation and Maintenance Technology Co.,Ltd. Address before: 13 / F, block C, Guohai Plaza, 17 Fuxing Road, Haidian District, Beijing 100031 Patentee before: CHINA RAILWAY MATERIALS TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |