Measuring auxiliary rod for steel rail polishing profile

Abstract

The utility model discloses a steel rail polishing profile measuring auxiliary rod, which comprises an auxiliary rod main body, a profile piece and a support piece, the auxiliary rod main body comprises a middle main rod, a first mounting rod and a second mounting rod, one end of the first mounting rod is a profile piece mounting end, and the other end of the first mounting rod is a profile piece mounting end. The other end of the first mounting rod is in threaded connection with one end of the middle main rod, and the profile piece is fixedly mounted at the profile piece mounting end; one end of the second installation rod is arranged to be a supporting piece installation end, the other end of the second installation rod is in threaded connection with the other end of the middle main rod, and the supporting piece is fixedly installed at the supporting piece installation end. Compared with a telescopic rod piece, the measuring auxiliary rod is more stable in structure, so that the accuracy of measuring the profile is improved; the measuring auxiliary rod is simple in structure and convenient to assemble, and the whole rod piece is divided into three sections, so that the measuring auxiliary rod is convenient to carry.

Description

Technical Field

[0001] The utility model relates to the technical field of track measurement equipment, in particular to a measurement auxiliary rod for grinding the profile of a rail. Background Art

[0002] Rail grinding technology originated in the 1950s and 1960s. After decades of development, it is now widely used in railways and has gradually become a basic track maintenance technology for my country's railways. After the grinding operation is carried out, it is often necessary to make a preliminary judgment on the grinding effect to guide the next step of grinding work. The commonly used convenient method is to make a profile template and install it on a rod. When in use, the template is placed on the rail head of the rail to be ground, and the other end of the rod is placed on the rail head of another rail. The grinding operation is guided according to the fit between the template and the rail head. If the auxiliary rod is made into one piece, it is not convenient to carry. Therefore, most of the current auxiliary rods are retractable rods, but errors are prone to occur after the rod is retracted, thus affecting the accuracy of the profile measurement. Utility Model Content

[0003] The utility model aims to provide a measuring auxiliary rod for the grinding profile of a rail. Compared with a telescopic rod, the measuring auxiliary rod has a more stable structure, thereby improving the accuracy of measuring the profile. The measuring auxiliary rod has a simple structure and is easy to assemble. The entire rod is divided into three sections, which can be easily carried.

[0004] The utility model is realized by the following technical solutions:

[0005] A measuring auxiliary rod for the grinding profile of a rail, comprising an auxiliary rod body, a profile piece and a support piece, the auxiliary rod body comprising an intermediate main rod, a first mounting rod and a second mounting rod, one end of the first mounting rod being set as a profile piece mounting end, the other end of the first mounting rod being threadedly connected to one end of the intermediate main rod, and the profile piece being mounted and fixed to the profile piece mounting end; one end of the second mounting rod being set as a support piece mounting end, the other end of the second mounting rod being threadedly connected to the other end of the intermediate main rod, and the support piece being mounted and fixed to the support piece mounting end. In order to solve the above technical problems and achieve the corresponding technical effects, the utility model, compared with a telescopic rod, has a more stable structure of the measuring auxiliary rod, thereby improving the accuracy of measuring the profile; and the measuring auxiliary rod has a simple structure and is easy to assemble, and the entire rod is divided into three sections, which can be easily carried.

[0006] Further technical solutions:

[0007] A stepped stop is provided at the connection between the first mounting rod and the intermediate main rod, and when the first mounting rod is connected to the intermediate main rod, the convex ring at the bottom of the external thread section is clamped into the groove at the top of the internal thread section;

[0008] Furthermore: a stepped stop is provided at the connection between the second mounting rod and the intermediate main rod, and when the second mounting rod is connected to the intermediate main rod, the convex ring at the bottom of the external thread section is inserted into the groove at the top of the internal thread section.

[0009] Furthermore: both ends of the intermediate main rod are provided with internal thread sections, and the ends of the first mounting rod and the second mounting rod connected to the intermediate main rod are provided with external thread sections.

[0010] Further: an alignment mark is provided at the interface between the first mounting rod and the middle main rod;

[0011] Furthermore: an alignment mark is also provided at the interface between the second mounting rod and the middle main rod.

[0012] Further: it also includes an insulating block, the insulating block is fixed to the mounting end of the profile piece, and the profile piece is fixed to the insulating block.

[0013] Furthermore: a rectangular positioning groove is provided on the mounting end of the profile piece, the raised portion on the insulating block cooperates with the rectangular positioning groove, and the insulating block is fixed to the mounting end of the profile piece by means of bolts.

[0014] Furthermore: a profile piece limiting groove is provided on the insulating block, the edge of the profile piece is aligned with the profile piece limiting groove, and is fixed to the insulating block by bolts.

[0015] Further: a support sheet limiting groove is provided on the support sheet mounting end, the edge of the support sheet is aligned with the support sheet limiting groove, and is fixed to the support sheet mounting end by bolts;

[0016] Furthermore: both sides of the mounting end of the support sheet can be used to mount the support sheet.

[0017] Further: a mounting hole is provided on the profile piece, and the profile piece can be mounted on both ends of the auxiliary rod body;

[0018] Furthermore: the profile piece and the support piece can be respectively installed on both end surfaces of the same end of the auxiliary rod body.

[0019] Furthermore: the auxiliary rod body is a hollow aluminum tube structure.

[0020] Compared with the prior art, the utility model has the following advantages and beneficial effects:

[0021] 1. The utility model provides a measuring auxiliary rod for the grinding profile of a rail. Compared with a telescopic rod, the measuring auxiliary rod has a more stable structure, thereby improving the accuracy of measuring the profile. The measuring auxiliary rod has a simple structure and is easy to assemble. The entire rod is divided into three sections, which can be easily carried.

[0022] 2. The utility model provides an auxiliary rod for measuring the grinding profile of a rail. The stepped stop structure at the threaded connection can ensure the relative position and horizontality of the rod after assembly, thereby improving the accuracy of measuring the profile; BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the technical solutions of the exemplary embodiments of the present utility model, the following is a brief introduction to the drawings required for use in the embodiments. It should be understood that the following drawings only illustrate certain embodiments of the present utility model, and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without creative work. In the drawings:

[0024] Figure 1 It is a schematic diagram of the structure of the utility model;

[0025] Figure 2 It is a schematic diagram of the structure of the connection between the intermediate rod and the first mounting rod or the second mounting rod;

[0026] Figure 3 It is a schematic diagram of the structure of the mounting end of the profile piece;

[0027] Figure 4 It is a schematic diagram of the structure of the support plate installation end.

[0028] Marks and corresponding parts names in the attached drawings:

[0029] 1- auxiliary rod body, 2- profile piece, 3- support piece, 4- insulation block, 11- intermediate main rod, 12- first mounting rod, 13- second mounting rod, 14- alignment mark, 15- rectangular positioning groove, 16- support piece limiting groove, 41- profile piece limiting groove. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical solutions and advantages of the utility model more clearly understood, the utility model is further described in detail below in conjunction with embodiments and drawings. The schematic implementation manner of the utility model and its description are only used to explain the utility model and are not intended to limit the utility model.

[0031] In the following description, a large number of specific details are set forth in order to provide a thorough understanding of the present invention. However, it is apparent to those skilled in the art that these specific details are not necessary to implement the present invention. In other embodiments, in order to avoid confusing the present invention, well-known structures, circuits, materials or methods are not specifically described.

[0032] Throughout the specification, references to "one embodiment," "an embodiment," "an example," or "an example" mean that a particular feature, structure, or characteristic described in conjunction with the embodiment or example is included in at least one embodiment of the present invention. Therefore, the phrases "one embodiment," "an embodiment," "an example," or "an example" appearing in various places throughout the specification do not necessarily all refer to the same embodiment or example. In addition, particular features, structures, or characteristics may be combined in one or more embodiments or examples in any suitable combination and / or sub-combination. In addition, it will be appreciated by those of ordinary skill in the art that the figures provided herein are for illustrative purposes and that the figures are not necessarily drawn to scale. The term "and / or" as used herein includes any and all combinations of one or more of the associated listed items.

[0033] In the description of the present invention, the terms "front", "rear", "left", "right", "up", "down", "vertical", "horizontal", "high", "low", "inside", "outside", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they should not be understood as limiting the scope of protection of the present invention.

[0034] Example:

[0035] like Figure 1 to Figure 4 As shown, the utility model is a measuring auxiliary rod for the grinding profile of a rail, comprising an auxiliary rod body 1, a profile piece 2 and a support piece 3. The auxiliary rod body 1 comprises an intermediate main rod 11, a first mounting rod 12 and a second mounting rod 13. One end of the first mounting rod 12 is set as a profile piece mounting end, and the other end of the first mounting rod 12 is threadedly connected to one end of the intermediate main rod 11, and the profile piece 2 is mounted and fixed to the profile piece mounting end; one end of the second mounting rod 13 is set as a support piece mounting end, and the other end of the second mounting rod 13 is threadedly connected to the other end of the intermediate main rod 11, and the support piece 3 is mounted and fixed to the support piece mounting end. In this embodiment, compared with the telescopic rod, the structure of the measuring auxiliary rod is more stable, thereby improving the accuracy of measuring the profile; and the structure of the measuring auxiliary rod is simple, easy to assemble, and the entire rod is divided into three sections, which can be convenient to carry.

[0036] A stepped stop is provided at the connection between the first mounting rod 12 and the intermediate main rod 11, and when the first mounting rod 12 is connected to the intermediate main rod 11, the convex ring at the bottom of the external thread section is inserted into the groove at the top of the internal thread section; a stepped stop is provided at the connection between the second mounting rod 13 and the intermediate main rod 11, and when the second mounting rod 13 is connected to the intermediate main rod 11, the convex ring at the bottom of the external thread section is inserted into the groove at the top of the internal thread section. In this embodiment, by providing a stepped stop structure at the connection between the intermediate main rod 11 and the first mounting rod 12 and the second mounting rod 13, the relative position and horizontality of the rod structure after assembly can be effectively guaranteed, and the measuring surface can be ensured to be at the same horizontal height, thereby improving the accuracy of the measured profile. Specifically, both ends of the intermediate main rod 11 are provided with internal thread sections, and the ends of the first mounting rod 12 and the second mounting rod 13 connected to the intermediate main rod 11 are provided with external thread sections. Similarly, external thread sections can be provided at both ends of the intermediate main rod 11, and convex rings can be provided at the bottom of the external thread sections, internal thread sections can be provided on the first mounting rod 12 and the second mounting rod 13, and grooves can be provided at the top of the internal thread sections.

[0037] An alignment mark 14 is provided at the interface between the first mounting rod 12 and the intermediate main rod 11; an alignment mark 14 is also provided at the interface between the second mounting rod 13 and the intermediate main rod 11. In this embodiment, in order to further improve the accuracy of the profile measurement, an alignment mark 14 is provided at the connection between the intermediate main rod 11 and the first mounting rod 12 and the second mounting rod 13 to ensure the accuracy of the rod assembly connection, thereby improving the stability of the structure and the measurement accuracy.

[0038] It also includes an insulating block 4, which is fixed to the mounting end of the profile sheet, and the profile sheet 2 is fixed to the insulating block 4. In this embodiment, the provision of the insulating block 4 can effectively prevent the external current from affecting the profile sheet 2 in measuring the rail profile.

[0039] In this embodiment, in order to ensure the measurement accuracy, a rectangular positioning groove 15 is provided on the mounting end of the profile piece, the raised portion on the insulating block 4 cooperates with the rectangular positioning groove 15, and the insulating block 4 is fixed to the mounting end of the profile piece by bolts; both sides of the mounting end of the support piece can be used to install the support piece 3. The rectangular positioning groove 15 can effectively ensure that the insulating block 4 is installed in place. Further, the insulating block 4 is provided with a profile piece limiting groove 41, the edge of the profile piece 2 is aligned with the profile piece limiting groove 41, and is fixed to the insulating block 4 by bolts. In this structure, the profile piece limiting groove 41 ensures that the profile piece 2 is effectively installed in place, thereby improving the measurement accuracy. Similarly, a support piece limiting groove 16 is provided on the mounting end of the support piece, the edge of the support piece 3 is aligned with the support piece limiting groove 16, and is fixed to the mounting end of the support piece by bolts. The support piece limiting groove 16 is used to ensure that the support piece 3 is installed in place.

[0040] The profile piece 2 is provided with a mounting hole, and the profile piece 2 can be installed at both ends of the auxiliary rod body 1; the profile piece 2 and the support piece 3 can be installed at both end surfaces of the same end of the auxiliary rod body 1. In this embodiment, by providing mounting holes on the profile piece 2, bolts can be effectively used to install and fix the profile piece 2, and the profile piece 2 can be provided at both ends of the auxiliary rod body 1 to achieve the effect of measuring the profile of the rails at both ends at the same time.

[0041] The auxiliary rod body 1 is a hollow aluminum tube structure. In this embodiment, the auxiliary rod body 1 preferably adopts a hollow aluminum tube structure. The auxiliary rod body 1 of this structural form has the advantages of reliable material, light weight, and convenient carrying.

[0042] The specific implementation methods described above further illustrate the purpose, technical solutions and beneficial effects of the utility model in detail. It should be understood that the above description is only the specific implementation method of the utility model and is not used to limit the protection scope of the utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A measuring auxiliary rod for rail grinding profile, characterized in that: The auxiliary rod body (1) comprises an auxiliary rod main body (1), a profile piece (2) and a support piece (3); the auxiliary rod main body (1) comprises an intermediate main rod (11), a first mounting rod (12) and a second mounting rod (13); one end of the first mounting rod (12) is arranged as a profile piece mounting end; the other end of the first mounting rod (12) is threadedly connected to one end of the intermediate main rod (11); and the profile piece (2) is mounted and fixed to the profile piece mounting end; One end of the second mounting rod (13) is arranged as a support plate mounting end, the other end of the second mounting rod (13) is threadedly connected to the other end of the intermediate main rod (11), and the support plate (3) is mounted and fixed to the support plate mounting end.

2. The rail grinding profile measuring auxiliary rod according to claim 1, characterized in that: A stepped stop is provided at the connection between the first mounting rod (12) and the intermediate main rod (11), and when the first mounting rod (12) is connected to the intermediate main rod (11), the convex ring at the bottom of the external thread section is clamped into the groove at the top of the internal thread section; A stepped stop is provided at the connection between the second mounting rod (13) and the intermediate main rod (11), and when the second mounting rod (13) is connected to the intermediate main rod (11), the convex ring at the bottom of the external thread section is clamped into the groove at the top of the internal thread section.

3. The rail grinding profile measuring auxiliary rod according to claim 2, characterized in that: Both ends of the intermediate main rod (11) are provided with internal thread sections, and the ends of the first installation rod (12) and the second installation rod (13) connected to the intermediate main rod (11) are provided with external thread sections.

4. The rail grinding profile measuring auxiliary rod according to claim 3, characterized in that: An alignment mark (14) is provided at the interface between the first mounting rod (12) and the intermediate main rod (11); An alignment mark (14) is also provided at the interface between the second mounting rod (13) and the intermediate main rod (11).

5. The rail grinding profile measuring auxiliary rod according to claim 1, characterized in that: It also comprises an insulating block (4), wherein the insulating block (4) is fixed to the mounting end of the profile piece, and the profile piece (2) is fixed to the insulating block (4).

6. The rail grinding profile measuring auxiliary rod according to claim 5, characterized in that: A rectangular positioning groove (15) is provided on the mounting end of the profile piece, the raised portion on the insulating block (4) cooperates with the rectangular positioning groove (15), and the insulating block (4) is fixed to the mounting end of the profile piece by means of bolts.

7. The rail grinding profile measuring auxiliary rod according to claim 6, characterized in that: The insulating block (4) is provided with a profile piece limiting groove (41), the edge of the profile piece (2) is aligned with the profile piece limiting groove (41), and is fixed to the insulating block (4) by means of bolts.

8. The rail grinding profile measuring auxiliary rod according to claim 1, characterized in that: A support sheet limiting groove (16) is provided on the support sheet mounting end, and the edge of the support sheet (3) is aligned with the support sheet limiting groove (16) and is fixed to the support sheet mounting end by means of bolts; Both sides of the mounting end of the support sheet can be used to mount the support sheet (3).

9. The rail grinding profile measuring auxiliary rod according to claim 1, characterized in that: The profile piece (2) is provided with a mounting hole, and the profile piece (2) can be mounted on both ends of the auxiliary rod body (1); The profile piece (2) and the support piece (3) can be respectively installed on both end surfaces of the same end of the auxiliary rod body (1).

10. The rail grinding profile measuring auxiliary rod according to claim 1, characterized in that: The auxiliary rod body (1) is a hollow aluminum tube structure.

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