Tool for measuring open range of railway turnout

Abstract

The utility model relates to the technical field of measuring tools, and discloses a tool for measuring the open range of a railway turnout, which comprises a ruler body mechanism, a vernier mechanism, a thin metal sheet, a first screw and a second screw, the ruler body mechanism comprises a ruler main body, the top end of the ruler main body is provided with a placing groove, and the vernier mechanism is arranged in the placing groove. The side face of the thin metal sheet is movably connected with the side face of the containing groove, and scales are arranged at the top end of the thin metal sheet. When the caliper is assembled, the thin metal sheet with scales is placed in the placing groove to serve as a graduated scale, the thin metal sheet is firmly fixed in the placing groove through the first screw and the second screw, and the first clamping block is fixed at the bottom of the caliper main body through the second screw. The quick-wear parts of the thin metal sheet, the first clamping block and the vernier mechanism can be independently replaced, so that the caliper can be conveniently maintained and replaced, normal use of the caliper is ensured, and waste is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of measuring tools, more particularly to a tool for measuring railway turnout opening. BACKGROUND

[0002] Turnout, also known as switch, is a special device at railway crossing and branch, turnout opening refers to the movement distance required when the locking switching mechanism of switch switches the switch to various positions, and turnout opening is one of indispensable parameters in railway transportation, which directly affects the train running safety and normal operation, therefore, in daily railway traffic operation, the monitoring, maintenance and maintenance of turnout opening are very important, and a measuring device needs to be used to measure the turnout opening of railway in the maintenance process.

[0003] The prior art has the following disadvantages: the existing maintenance personnel usually use a caliper to measure the turnout opening of railway, the existing caliper is usually made of stainless steel material in an integrated structure, however, the railway is in a complex outdoor environment, the caliper is prone to damage, for example, the scale on the caliper is blurred, the caliper cannot be replaced and maintained in time, and the use is affected, and the overall caliper needs to be replaced, causing waste. UTILITY MODEL CONTENT

[0004] In order to overcome the above-mentioned defects of the prior art, the utility model provides a tool for measuring the turnout opening of railway to solve the problems in the above background.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme: a tool for measuring the turnout opening of railway, comprising a ruler body mechanism, further comprising: a vernier mechanism, a thin metal sheet, a first screw and a second screw, the top end of the ruler body mechanism is threadedly connected with the bottom end of the second screw, the bottom end of the first screw is threadedly connected with the top end of the ruler body mechanism, the side surface of the ruler body mechanism is movably connected with the side inner wall of the vernier mechanism, the ruler body mechanism comprises a ruler body, the top end of the ruler body is provided with a placing groove, the side surface of the thin metal sheet is movably connected with the side surface of the placing groove, the top end of the thin metal sheet is provided with a scale, the bottom end of the thin metal sheet is fixed through the first screw and the second screw, the bottom end of the ruler body is fixedly connected with a first clamping block through the second screw, the vernier mechanism comprises a vernier body, the side inner wall of the vernier body is movably connected with the side surface of the ruler body, and the bottom end of the vernier body is fixedly connected with a second clamping block.

[0006] Further, the side surface of the first clamping block is provided with a concave surface, and the bottom of the concave surface is provided with a flat surface.

[0007] Further, the side surface of the plane is provided with a mounting groove, the side surface of the mounting groove is fixedly connected with a return spring, the side surface of the return spring is fixedly connected with a pressing block, the side surface of the first clamping block is provided with a through groove, the side surface of the pressing block is fixedly connected with an indicating rod at the position corresponding to the through groove, and the side surface of the first clamping block is provided with a mark line at the position corresponding to the through groove.

[0008] Further, the side surface of the placing groove is provided with an inclined surface, and the bottom end of the inclined surface is provided with a circular arc corner.

[0009] Further, the side surface of the cursor main body is threadedly connected with a screw rod, the side surface of the screw rod is fixedly connected with an adjusting knob, and the side surface of the adjusting knob is provided with an anti-skid groove.

[0010] Further, the side surface of the cursor main body is threadedly connected with a screw rod, the side surface of the screw rod is fixedly connected with an adjusting knob, and the side surface of the adjusting knob is provided with an anti-skid groove.

[0011] The technical effects and advantages of the present application are as follows:

[0012] 1. When assembling the caliper, the thin metal sheet with scales is placed in the placing groove as a scale ruler, and the thin metal sheet is fixed in the placing groove through the first screw and the second screw, and the first clamping block is fixed at the bottom of the scale body through the second screw, so that the thin metal sheet, the first clamping block and the cursor mechanism can be replaced separately, the caliper is convenient to maintain and replace, normal use of the caliper is ensured, and waste is avoided.

[0013] 2. The side surface of the plane is tightly attached to the side surface of the railway turnout, so that the pressing block is in contact, and the pressing block is received in the mounting groove, and the position of the indicating rod on the mark line is used to judge whether the plane is tightly attached to the side surface of the turnout, so that the accuracy of the measurement result is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a whole structure schematic view of the present application;

[0015] Figure 2 It is a first clamping block structure schematic view of the present application;

[0016] Figure 3 It is a cursor mechanism structure schematic view of the present application;

[0017] Figure 4 It is an adjusting knob cross-sectional structure schematic view of the present application;

[0018] Figure 5 It is a pressing block cross-sectional structure schematic view of the present application;

[0019] Figure 6The utility model discloses a placing groove structure schematic view.

[0020] The drawing figure is: 1, the ruler body mechanism, 101, the ruler body, 102, the placing groove, 103, the sliding slot, 104, the first clamping block, 105, the concave surface, 106, the pressing block, 107, the indicating rod, 108, the through groove, 109, the mounting groove, 110, the reset spring, 111, the inclined plane, 112, the plane, 2, the vernier mechanism, 201, the vernier body, 202, the adjusting knob, 203, the second clamping block, 204, the screw rod, 205, the antiskid pad, 3, the thin metal sheet, 4, the first screw, 5, the second screw. PREFERRED EMBODIMENT

[0021] The technical scheme in the utility model will be described below in connection with the drawings in the utility model, and additionally, the form of each structure recorded in the following embodiment is only an example, and the tool for measuring railway turnout opening distance provided by the utility model is not limited to each structure recorded in the following embodiment, and all other embodiments obtained by the ordinary skilled in the art without making creative efforts belong to the protection scope of the utility model.

[0022] Reference Figures 1 to 6 The utility model provides a kind of tool for measuring railway turnout opening distance, including ruler body mechanism 1, still include: vernier mechanism 2, thin metal sheet 3, first screw 4 and second screw 5, the top end of ruler body mechanism 1 is threadedly connected with the bottom end of second screw 5, the bottom end of first screw 4 is threadedly connected with the top end of ruler body mechanism 1, the side surface of ruler body mechanism 1 is movably connected with the side surface inner wall of vernier mechanism 2, ruler body mechanism 1 includes ruler body 101, the top end of ruler body 101 is equipped with placing groove 102, the side surface of thin metal sheet 3 is movably connected with the side surface of placing groove 102, the top end of thin metal sheet 3 is equipped with scale, the bottom end of thin metal sheet 3 is fixed with first screw 4 and second screw 5 with the bottom end of placing groove 102, the bottom end of ruler body 101 is fixedly connected with first clamping block 104 by second screw 5, vernier mechanism 2 includes vernier body 201, the side surface inner wall of vernier body 201 is movably connected with the side surface of ruler body 101, the bottom end of vernier body 201 is fixedly connected with second clamping block 203, when assembling caliper, thin metal sheet 3 with scale is placed into placing groove 102 as scale ruler, and thin metal sheet 3 is firmly fixed in placing groove 102 by first screw 4 and second screw 5, while first clamping block 104 is fixed in the bottom of ruler body 101 by second screw 5, the easily damaged part of thin metal sheet 3, first clamping block 104 and vernier mechanism 2 can be replaced separately, when measuring, vernier body 201 is slid along ruler body 101 to make first clamping block 104 and second clamping block 203 respectively clamped in the two sides of railway turnout, and reading measurement is carried out by the position of vernier body 201 on thin metal sheet 3.

[0023] Wherein, the side of the first clamping block 104 is provided with a concave surface 105, and the bottom of the concave surface 105 is provided with a flat surface 112.

[0024] Wherein, the side of the flat surface 112 is provided with a mounting groove 109, the side of the mounting groove 109 is fixedly connected with a return spring 110, the side of the return spring 110 is fixedly connected with a pressing block 106, the side of the first clamping block 104 is provided with a through groove 108, the side of the pressing block 106 is fixedly connected with an indicating rod 107 at the position corresponding to the through groove 108, and the side of the first clamping block 104 is provided with a mark line at the position corresponding to the through groove 108; when measuring, the side of the flat surface 112 is tightly attached to the side of the railway turnout, so that the pressing block 106 is in contact, and then the pressing block 106 is received in the mounting groove 109; the position of the indicating rod 107 on the mark line is used to determine whether the flat surface 112 is tightly attached to the side of the turnout, so as to ensure the accuracy of measurement.

[0025] Wherein, the side of the placing groove 102 is provided with an inclined surface 111, and the bottom end of the inclined surface 111 is provided with a circular arc corner, so as to facilitate the thin metal sheet 3 to be placed into the placing groove 102.

[0026] Wherein, the side of the vernier body 201 is threadedly connected with a screw rod 204, the side of the screw rod 204 is fixedly connected with an adjusting knob 202, the side of the adjusting knob 202 is provided with an anti-skid groove, and when reading the reading, the adjusting knob 202 is twisted to drive the screw rod 204 to rotate and tightly attach to the side of the ruler body 101 through the thread, so as to fix the vernier body 201.

[0027] Wherein, the side of the ruler body 101 is provided with a sliding groove 103 at the position corresponding to the screw rod 204, the side of the screw rod 204 movably sleeved with an anti-skid pad 205, and the side of the anti-skid pad 205 movably connected with the side of the sliding groove 103; the adjusting knob 202 is twisted to make the side of the anti-skid pad 205 tightly attached to the side of the sliding groove 103, so as to avoid damaging the ruler body 101 when the screw rod 204 rotates, and at the same time, the anti-skid pad 205 increases the friction between the screw rod 204 and the sliding groove 103, so as to avoid the sliding of the vernier body 201.

[0028] The working principle of the utility model is as follows: when measuring, the vernier body 201 is slid along the ruler body 101 to make the first clamping block 104 and the second clamping block 203 clamped on the two sides of the railway turnout respectively, the side of the flat surface 112 is tightly attached to the side of the railway turnout, so that the pressing block 106 is in contact, and then the pressing block 106 is received in the mounting groove 109; the position of the indicating rod 107 on the mark line is used to determine whether the flat surface 112 is tightly attached to the side of the turnout; then the adjusting knob 202 is twisted to drive the screw rod 204 to rotate, the anti-skid pad 205 is pushed to the sliding groove 103 through the thread, the side of the anti-skid pad 205 is tightly attached to the side of the sliding groove 103, and the reading measurement is carried out through the position of the vernier body 201 on the thin metal sheet 3.

[0029] The above merely describes preferred embodiments of the present application and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A tool for measuring the opening distance of a railway turnout, comprising a measuring mechanism (1), characterized in that, Also includes: The scale mechanism (1) comprises a vernier mechanism (2), a thin metal sheet (3), a first screw (4), and a second screw (5). The top end of the scale body mechanism (1) is threadedly connected to the bottom end of the second screw (5), and the bottom end of the first screw (4) is threadedly connected to the top end of the scale body mechanism (1). The side of the scale body mechanism (1) is movably connected to the inner wall of the side of the vernier mechanism (2). The scale body mechanism (1) includes a scale body body (101). The top end of the scale body body (101) is provided with a placement groove (102). The side of the thin metal sheet (3) is connected to the side of the placement groove (102). The thin metal sheet (3) is provided with a scale at its top end. The bottom end of the thin metal sheet (3) is fixed to the bottom end of the placement groove (102) by a first screw (4) and a second screw (5). The bottom end of the ruler body (101) is fixedly connected to a first locking block (104) by a second screw (5). The vernier mechanism (2) includes a vernier body (201). The inner side wall of the vernier body (201) is movably connected to the side of the ruler body (101). The bottom end of the vernier body (201) is fixedly connected to a second locking block (203).

2. The tool for measuring the opening distance of a railway turnout according to claim 1, characterized in that: The first card block (104) has a concave surface (105) on its side, and a flat surface (112) is formed at the bottom of the concave surface (105).

3. The tool for measuring the opening distance of a railway turnout according to claim 2, characterized in that: The side of the plane (112) is provided with an installation groove (109), a return spring (110) is fixedly connected to the side of the installation groove (109), a pressure block (106) is fixedly connected to the side of the return spring (110), a through groove (108) is provided on the side of the first locking block (104), an indicator rod (107) is fixedly connected to the side of the pressure block (106) at the position corresponding to the through groove (108), and a marking line is provided on the side of the first locking block (104) at the position corresponding to the through groove (108).

4. The tool for measuring the opening distance of a railway turnout according to claim 1, characterized in that: The side of the placement groove (102) is provided with a slope (111), and the bottom end of the slope (111) is provided with a rounded corner.

5. A tool for measuring the opening distance of a railway turnout according to claim 1, characterized in that: The vernier body (201) is threaded with a screw (204) on its side, and an adjustment knob (202) is fixedly connected to the side of the screw (204). The adjustment knob (202) has an anti-slip groove on its side.

6. A tool for measuring the opening distance of a railway turnout according to claim 5, characterized in that: The side of the ruler body (101) is provided with a groove (103) corresponding to the position of the screw (204). The side of the screw (204) is movably fitted with an anti-slip pad (205), and the side of the anti-slip pad (205) is movably connected to the side of the groove (103).

Images