CN217179435U

CN217179435U - Detect instrument of switch tie rail face width

Info

Publication number: CN217179435U
Application number: CN202220245677.1U
Authority: CN
Inventors: 许磊; 王树东
Original assignee: China Railway Materials Technology Co Ltd
Current assignee: China Railway Materials Technology Co Ltd
Priority date: 2022-01-29
Filing date: 2022-01-29
Publication date: 2022-08-12
Anticipated expiration: 2032-01-29

Abstract

The utility model discloses a detect instrument of switch sleeper rail face width, the main scale is the ruler, installs the digital display vernier on it, and the design has the outside to measure the claw on the digital display vernier, and the inboard claw of measuring is installed to the main scale front end simultaneously. The opposite side surfaces of the inner side measuring claw and the outer side measuring claw are further designed to be inclined planes, and the inclined planes are respectively attached to the left side surface and the right side surface of the switch tie during measurement. During measurement, the main ruler bottom surface and the inner side measuring claws are used for realizing positioning on the switch tie, and then the outer side measuring claws are attached to the side surface of the switch tie by moving the digital display vernier, so that the measurement of the width of the bearing rail surface of the switch tie is realized. The utility model discloses can play the effect of measuring accuracy, convenient operation to the control of mass production concrete switch tie rail face width size, be applicable to extensive mass production concrete switch tie production process quality control and inspection and judge.

Description

Detect instrument of switch tie rail face width

Technical Field

The utility model relates to a measuring tool field particularly, is a detect instrument of switch tie rail face width.

Background

The concrete switch tie is an integral body formed by combining a plurality of concrete ties with different lengths, and the switch tie bearing rail surface bears switches and various railway accessories, thereby being the basis for train operation. The size deviation of the rail bearing surface is serious, which has great influence on the whole turnout and even on the whole train operation system. The detection of the size of the rail bearing surface is a basic method for determining the cross section size of the switch tie.

Therefore, the width of the rail bearing surface is an important item for quality inspection, and the current detection mode is measured by a steel plate ruler, but the detection mode is not ideal for the following reasons: firstly, the measurement result is not accurate. The steel plate ruler measurement mode cannot accurately measure the width of the turnout sleeper bearing rail surface; in the measuring process, because two steel plate rulers are tightly attached to two sides of the switch tie, the measuring range is in a suspended state, the numerical value cannot be accurately measured, an operator needs to keep accurate positioning and align three steel plate rulers as far as possible, and the difficulty can be known. And secondly, the planeness of the rail bearing surface of the switch tie cannot be measured. And thirdly, the labor is consumed. One steel plate ruler measurement mode cannot complete measurement, and two or more steel plate rulers are needed to complete measurement. Therefore, a brand new detection tool needs to be designed, and the old detection tool is abandoned, so as to ensure the accuracy and efficiency of detecting the width dimension of the switch tie bearing rail surface.

Disclosure of Invention

To the above problem, the utility model provides a detect instrument of switch tie bearing rail face width can realize the accurate measurement to concrete switch tie bearing rail face width.

The utility model discloses detect instrument of switch tie rail face width, including blade, measuring claw and digital display vernier.

The bottom surface of the ruler body is attached to the rail bearing surface of the switch tie; the ruler body is provided with a slidable digital display vernier. The end parts of the digital display vernier and the ruler body are provided with measuring claws, and the opposite side surfaces of the measuring claws are inclined surfaces and are attached to the two side surfaces of the switch tie.

The claw and the ruler body bottom surface are measured through the ruler body end when in measurement, the utility model discloses the location of measuring tool on the switch tie. And then, the digital display vernier is moved to enable the measuring claw on the digital display vernier to be attached to the side surface of the switch tie, so that the width measurement of the rail bearing surface of the switch tie is realized.

The utility model has the advantages that:

1. the utility model discloses detect the instrument of switch tie bearing rail face width, design inside and outside measuring the claw have with switch tie both sides side cooperation inclined plane part, can hug closely switch tie both sides side during the measurement, replace current steel plate chi to measure and cause the unsafe inspection drawback of data, measuring result is more accurate.

2. The utility model discloses detect the instrument of switch tie bearing rail face width, blade base can detect switch tie bearing rail face plane degree before measuring bearing rail face width size through straight calibration, has ensured the degree of accuracy of bearing rail face width size measurement, has realized two kinds of measurement function of an instrument simultaneously.

3. The utility model discloses detect the instrument of switch tie rail face width has the function of zooming, and the vernier scale graduated flask can remove, accomplishes and measures the not unidimensional switch tie rail face width, satisfies the measurement requirement of different model switch ties.

4. The utility model discloses but detect the instrument of switch tie rail face width through digital display device automatic display measuring result, realized alone measuring, the accurate operation of reading has improved whole efficiency and cost of labor greatly.

5. The utility model discloses detect the instrument of switch tie bearing rail face width, formula measuring tool as an organic whole replaces three steel plate chi measuring modes of current use, portable and operation.

Drawings

Fig. 1 is a schematic structural view of the novel tool for detecting the width of the rail bearing surface of the switch tie.

Fig. 2 is a schematic view of the measuring mode of the novel tool for detecting the width of the bearing rail surface of the switch tie.

In the figure:

1-ruler body 2-inner side measuring claw 3-outer side measuring claw 4-fastening screw 5-digital display vernier

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The utility model discloses detect instrument of switch tie rail face width designs to have the slide caliper who corresponds angle (switch tie rail face and side angle), measures claw 3, fastening screw 4 and digital display vernier 5 including blade 1, inboard measurement claw 2, the outside, as shown in figure 1.

Ruler body 1 is the ruler, and thickness is 5mm, and the bottom surface is used for supporting the cooperation of rail face with the switch tie, realizes the utility model discloses longitudinal positioning between measuring tool and the switch tie. Meanwhile, the bottom surface of the ruler body 1 is a flat and straight calibrated plane, before the width dimension of the turnout sleeper rail bearing surface is measured, the attaching degree between the bottom surface of the ruler body 1 and the turnout sleeper rail bearing surface is measured by using a feeler gauge, the flatness of the turnout sleeper rail bearing surface is detected, and the accuracy of the measurement of the width dimension of the turnout sleeper rail bearing surface is ensured. The side surface of the ruler body is provided with scales along the length direction of the ruler body 1, and the scale unit is mm.

The left end fixed mounting of blade 1 has inboard measurement claw 2, and inboard measurement claw 2 thickness is 5mm, and the top is connecting portion 201, and other positions are measurement portion 202. The connecting part 201 is fixedly connected with the left end of the ruler body 1, so that the top surface of the measuring part 202 is coplanar with the bottom surface of the ruler body 1. The measuring portion 202 also has a left side perpendicular to the blade 1, a bottom parallel to the blade 1, and a right side with the bottom inclined to the left. The right side surface of the inner side measuring claw 2 is used as a positioning surface, the inclination angle of the inner side measuring claw is designed to be 95.19 degrees with the ruler body 1, the inner side measuring claw is suitable for measuring a ballast switch tie, and the right side surface is attached to the left side surface of the switch tie during measurement, so that the transverse positioning of the measuring tool is realized; and the joint of the top end of the right side surface and the ruler body 1 is the position of the 0 graduation line on the ruler body 1.

The digital display vernier 5 is slidably mounted on the ruler body 1, and the digital display vernier 5 is provided with an outer side measuring claw 3 which is of an integrated structure and is 5mm thick. The top surface of the outer side measuring claw 3 is connected with the digital display device 5, and the top surface of the outer side measuring claw 3 is coplanar with the bottom surface of the ruler body 1. The outer side measuring claw 3 is provided with a right side surface vertical to the ruler body 1, a bottom surface parallel to the ruler body 1 and a left side surface with the bottom inclined to the right, and the top end edge of the left side surface is connected with the left end surface of the digital display vernier. The left side surface of the outer measuring claw 3 is used as a positioning edge, and the inclined angle of the outer measuring claw is designed to be 95.19 degrees with the ruler body. During measurement, the left side surface of the outer side measuring claw 3 is attached to the right side surface of the switch tie by moving the digital display vernier 5, and a measurement value is read by the digital display vernier 5. The top surface of the digital display vernier 5 is provided with a threaded hole, a fastening screw 4 is installed, and the fastening screw 4 is screwed down to enable the fastening screw 4 to be matched and tightly propped with the top surface of the ruler body 1, so that the position of the digital display vernier 5 on the ruler body 1 is fixed.

Use the utility model discloses before the instrument carries out switch sleeper and holds rail face width measurement, at first remove digital display vernier 5 to extreme position left, the contact of the left surface top of claw 3 is measured with the outside to the right flank top of claw 2 is measured to the inboard this moment, presses the digital display device key of zeroing this moment. And then the bottom edge of the ruler body 1 is attached to the turnout sleeper rail bearing surface, and the flatness of the turnout sleeper rail bearing surface is checked by using a feeler gauge. Then the ruler body 1 is transversely moved to enable the right side surface of the inner side measuring claw 2 to be attached to the left side surface of the switch tie. And then moving the digital display device 5 along the ruler body 1 to enable the left side surface of the outer side measuring claw 3 to be attached to the right side surface of the switch tie, wherein the numerical value displayed by the digital display vernier 5 is the width value of the rail bearing surface of the switch tie.

Claims

1. The utility model provides a detect instrument of switch tie rail bearing face width which characterized in that: the ruler body is attached to the turnout sleeper rail bearing surface; the digital display vernier can slide on the ruler body; the digital display vernier and the measuring claw designed at the end part of the ruler body, wherein the opposite side surface of the measuring claw is an inclined surface and is attached to the two side surfaces of the switch tie during measurement; the included angle between the inclined plane of the measuring claw at the end part of the ruler body and the ruler body is designed to be 95.19 degrees; the included angle between the inclined plane of the measuring claw on the digital display vernier and the ruler body is designed to be 95.19 degrees.

2. The tool for detecting the width of the rail bearing surface of the switch tie as claimed in claim 1, wherein: the bottom surface of the ruler body is subjected to straight calibration.

3. The tool for detecting the width of the rail bearing surface of the switch tie as claimed in claim 1, wherein:

the top end of the contact surface of the measuring claw at the front end of the ruler body and the switch tie is coplanar with the bottom surface of the ruler body; the top end of the contact surface of the measuring claw and the switch tie of the digital display vernier is connected with the end surface of the digital display vernier and is coplanar with the bottom surface of the ruler body.

4. The tool for detecting the width of the rail bearing surface of the switch tie as claimed in claim 1, wherein: the ruler body is provided with scales along the length direction of the ruler body, and the scale mark 0 is positioned at the position where the top end of the contact surface of the measuring claw and the switch tie at the front end of the ruler body is connected with the ruler trail.