CN210375491U

CN210375491U - Railway vehicle pressure measuring device

Info

Publication number: CN210375491U
Application number: CN201921935672.6U
Authority: CN
Inventors: 刘涛; 史彬锋; 王锡成
Original assignee: Baotou Railway Vocational & Technical College
Current assignee: Baotou Railway Vocational & Technical College
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-04-21
Anticipated expiration: 2029-11-11

Abstract

The utility model discloses a rail vehicle pressure measurement device, including base and barrel, the base is square plate body structure, the barrel is cylinder shell structure, base top surface central point puts the department and is fixed with the barrel, the base all sets up flutedly all around side central point puts the department, the upper portion that the base is located the recess is fixed with the limiting plate. In the utility model, the relative movement of the screw rod and the screw rod sleeve is realized by adopting the mode of meshing the first bevel gear and the second bevel gear, so that when a maintainer carries out pressure detection on a rail, the pressure measuring device can be placed below the rail by only cleaning the pad stone below the rail, and compared with a sleeper taking measuring mode, the device is more convenient and quicker to measure; through rotate in the base outside connect can splice and adsorb fixed support backing plate with the base, the user can increase the support area when using, when need not using, can fold and reduce the volume, this structure practicality is strong.

Description

Railway vehicle pressure measuring device

Technical Field

The utility model relates to a railway measuring equipment field, concretely relates to railway vehicle pressure measurement device.

Background

Railway transport is a mode of land transportation in which a locomotive-drawn train travels over two parallel rails, traditionally steel wheels, which provide an extremely smooth and rigid medium over which the train wheels roll with minimal friction, making the above more comfortable, and which also saves energy, if properly configured, five to seven savings over railway transport carrying the same weight, thus requiring frequent inspection of the operating condition of the railway.

The existing railway pressure detector is characterized in that three sleepers are usually extracted from the lower portion of a rail, the pressure detector is arranged in the middle of the three sleepers, and extrusion stress of a train on the rail when the train passes through the rail is detected.

SUMMERY OF THE UTILITY MODEL

In order to overcome the technical problem, the utility model aims to provide a railway vehicle pressure measurement device, through adopting a mode of bevel gear and bevel gear engagement two, realize the relative movement of screw rod and screw rod sleeve, like this the maintainer when carrying out pressure detection to the rail, only need to clear up the bed stone below the rail, can place pressure measurement device below the rail, compare in getting the sleeper measurement mode, the device measures more convenient and fast; through rotate in the base outside connect can splice and adsorb fixed support backing plate with the base, the user can increase the support area when using, when need not using, can fold and reduce the volume, this structure practicality is strong.

The purpose of the utility model can be realized by the following technical scheme:

a railway vehicle pressure measuring device comprises a base and a barrel, wherein the base is of a square plate structure, the barrel is of a cylindrical shell structure, the barrel is fixed at the central position of the top surface of the base, grooves are formed in the central positions of the side surfaces of the periphery of the base, a limiting plate is fixed at the upper part of each groove of the base, movable rods are movably connected inside the four grooves, supporting base plates are fixed on the outer walls of the four movable rods, a fixed seat is fixed at the central position of the bottom surface in the barrel, a bevel gear is movably connected inside the fixed seat, a screw is fixed on the top surface of the bevel gear, a screw sleeve extending out of the top surface of the barrel is connected on the outer wall of the screw in a screwing manner, a stress sheet box is fixed on the top surface of the screw sleeve, a stress sheet is fixed on the surface of the stress sheet box, and two sliding, the utility model discloses a barrel, including barrel, barrel both sides inner wall, slide bar and spout sliding connection, No. one bevel gear upper portion meshing is connected with No. two bevel gear rather than the bottom surface vertically, No. two bevel gear bottom surfaces are fixed with the rotary rod that extends to outside the barrel lateral wall, the outer terminal surface of rotary rod is fixed with the fixed block, the inside sliding connection of fixed block has the dwang.

Further, the method comprises the following steps: the supporting base plate is of a waist-triangular plate body structure, the length of the bottom edge of the supporting base plate is equal to that of the bottom edge of the base, the height of the supporting base plate is half of the length of the bottom edge of the supporting base plate, and the supporting base plate is arranged in such a way, so that a user can fold the supporting base plate when not measuring, and the supporting base plate and the base are spliced into a unit body which is the same as the base.

Further, the method comprises the following steps: the inside of spout is located the upper end position department of second bevel gear and is fixed with the stopper, can restrict the telescopic removal of screw rod through setting up the stopper.

Further, the method comprises the following steps: when the screw rod sleeve is completely folded, the minimum height of the whole device is 150mm, the displacement height of the screw rod sleeve on the screw rod is 50mm, so that the height of the whole pressure measuring device is low, and a maintainer only needs to carry out part of the cushion stone to fix the pressure measuring device, and the maintenance efficiency of the maintainer can be improved.

Further, the method comprises the following steps: the base is magnetic metal material, four the bottom surface of supporting baseplate all is fixed with the magnet piece, through setting up the base as magnetic metal material, the bottom of supporting baseplate is fixed the magnet piece, utilizes the actuation effect of magnet, can firmly fix supporting baseplate and base.

Further, the method comprises the following steps: the upper surface of the stress sheet box is 5-8mm higher than the top surface of the screw sleeve, so that the stress sheet can be fully contacted with the rail to be detected.

The utility model has the advantages that:

1. the fixed seat is fixed at the center of the inner bottom surface of the cylinder body, the inner part of the fixed seat is movably connected with the first bevel gear, the top surface of the first bevel gear is fixed with the screw rod, the outer wall of the screw rod is screwed and connected with the screw rod sleeve extending out of the top surface of the cylinder body, the top surface of the screw rod sleeve is fixed with the stress sheet through the stress sheet box, the inner part of the cylinder body is movably connected with the second bevel gear meshed and connected with the upper part of the first bevel gear, the bottom surface of the second bevel gear is fixed with the rotating rod extending out of the side wall of the cylinder body, the inner part of the fixed block at the outer end surface of the rotating rod is connected with the rotating rod in a sliding way, the whole pressure detection structure has small volume, adopts the mode that the first bevel gear is meshed with the second bevel gear to realize the relative movement of the screw rod and the screw rod sleeve, so that an, compared with a sleeper taking measurement mode, the device is more convenient and faster to measure;

2. through setting up to be square plate body structure for the base, side central point puts all to set up flutedly all around the base, then be located the upper portion of recess at the base and be fixed with the limiting plate, four inside movable rod through swing joint of recess rotate with the supporting pad board and be connected, be isosceles triangle's plate body structure for the cross section of supporting pad board, the base length of bottom of supporting pad board equals with the base length of bottom of base, the height of supporting pad board is half of its base length, the base is magnetic metal material, the bottom surface of four supporting pad boards all is fixed with the magnet piece, through rotate in the base outside connect can splice and adsorb fixed supporting pad with the base, the user is when using, can increase the holding area, when need not using, can fold and reduce the volume, this structure practicality is strong.

Drawings

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

FIG. 1 is a schematic view of the overall structure of the middle pressure measuring device of the present invention;

FIG. 2 is a schematic view of the internal structure of the middle pressure measuring device of the present invention;

FIG. 3 is a cross-sectional view of the pressure measuring device of the present invention;

fig. 4 is a bottom view of the middle pressure measuring device of the present invention.

In the figure: 1. a base; 2. a groove; 3. a support pad; 4. a movable rod; 5. a barrel; 6. a screw sleeve; 7. a stress sheet box; 8. rotating the rod; 9. a fixed block; 10. rotating the rod; 11. a fixed seat; 12. a first bevel gear; 13. a screw; 14. a slide bar; 15. a second bevel gear; 16. a chute; 17. a limiting block; 18. stress sheets; 19. a magnet piece; 20. and a limiting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, a railway vehicle pressure measuring device comprises a base 1 and a barrel 5, wherein the base 1 is a square plate structure, the barrel 5 is a cylindrical shell structure, the barrel 5 is fixed at the center of the top surface of the base 1, the base 1 is provided with grooves 2 at the center of the peripheral side surfaces, a limiting plate 20 is fixed at the upper part of the base 1 at the grooves 2, movable rods 4 are movably connected inside the four grooves 2, supporting backing plates 3 are fixed on the outer walls of the four movable rods 4, a fixed seat 11 is fixed at the center of the bottom surface in the barrel 5, a bevel gear 12 is movably connected inside the fixed seat 11, a screw 13 is fixed on the top surface of the bevel gear 12, a screw sleeve 6 extending out of the top surface of the barrel 5 is screwed on the outer wall of the screw 13, a stress sheet box 7 is fixed on the top surface of the screw sleeve 6, and a stress sheet 18, screw rod sleeve 6 is fixed with two slide bars 14 at the inside outer wall of barrel 5, spout 16 has all been seted up to corresponding two slide bar 14 positions department of the inside wall in barrel 5 both sides, slide bar 14 and spout 16 sliding connection, bevel gear 12 upper portion meshing is connected with rather than the perpendicular bevel gear 15 of bottom surface, bevel gear 15 bottom surface is fixed with the rotary rod 8 that extends to outside the barrel 5 lateral wall for two, the outer terminal surface of rotary rod 8 is fixed with fixed block 9, the inside sliding connection of fixed block 9 has dwang 10.

The supporting base plate 3 is of a waist-triangular plate body structure, the bottom side length of the supporting base plate 3 is equal to that of the base 1, the height of the supporting base plate 3 is half of the bottom side length of the supporting base plate, and the supporting base plate 3 is arranged in such a way, so that convenience is brought to a user to fold the supporting base plate 3 when the user does not measure the bottom side length of the supporting base plate, and therefore the supporting base plate is spliced into a unit body which is the same as the base 1.

A limiting block 17 is fixed in the sliding groove 16 at the upper end of the second bevel gear 15, and the movement of the screw sleeve 6 can be limited by the limiting block 17.

When the screw sleeve 6 is completely folded, the minimum height of the whole device is 150mm, the displacement height of the screw sleeve 6 on the screw 13 is 50mm, so that the height of the whole pressure measuring device is low, and a maintainer only needs to carry out part of the cushion stone to fix the pressure measuring device, thereby improving the maintenance efficiency of the maintainer.

The base 1 is magnetic metal material, and the bottom surface of four supporting pad boards 3 all is fixed with magnet piece 19, through setting up base 1 as magnetic metal material, supporting pad board 3's bottom is fixed magnet piece 19, utilizes the actuation effect of magnet, can firmly fix supporting pad board 3 and base 1, and stress film box 7 upper surface exceeds screw rod sleeve 6 top surface 5-8mm, guarantees like this that stress piece 18 can fully contact with the rail that awaits measuring.

The working principle is as follows: when the device is used, a worker takes out the whole measuring device, selects the position with the appointed length of the rail, takes out the pad stones below the rail, levels out a plane, opens the four supporting pad plates 3 of the measuring device to enable the contact surface of the whole measuring device and the leveled out plane to be the largest, then rotates the rotating rod 10 to enable the bevel gear 15 II to drive the bevel gear 12I in meshed connection with the bevel gear II to rotate, the bevel gear I12 drives the screw rod 13 to rotate in the rotating process, the rotating screw rod 13 drives the screw rod sleeve 6 in screwed connection with the screw rod to move upwards, when the screw rod sleeve 6 rises to be in contact with the bottom surface of the rail, the rotating rod 10 is slowly adjusted until the stress sheet 18 reaches the appointed value, then when the rail passes through the section of the rail, the fluctuation value of the stress sheet 18 is observed, so that the section of the rail can be calculated when the rail passes through, stress changes, when measuring the end, closes four supporting baseplate 3 receipts, makes whole measuring device more convenient storage through be provided with magnet piece 19 on supporting baseplate 3, and such whole operation process convenient and fast is high-efficient again.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is illustrative and explanatory only, and various modifications, additions and substitutions as described for the specific embodiments described herein may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the invention as defined in the claims.

Claims

1. The railway vehicle pressure measuring device is characterized by comprising a base (1) and a barrel (5), wherein the base (1) is of a square plate structure, the barrel (5) is of a cylindrical shell structure, the barrel (5) is fixed at the center of the top surface of the base (1), grooves (2) are formed in the center of the peripheral side surface of the base (1), a limiting plate (20) is fixed at the upper part of each groove (2) of the base (1), movable rods (4) are movably connected inside the four grooves (2), a supporting base plate (3) is fixed on the outer wall of each movable rod (4), a fixing seat (11) is fixed at the center of the inner bottom surface of the barrel (5), a first bevel gear (12) is movably connected inside the fixing seat (11), and a screw (13) is fixed on the top surface of the first bevel gear (12), the outer wall of the screw (13) is connected with a screw sleeve (6) which extends out of the top surface of the cylinder (5) in a screwing way, a stress sheet box (7) is fixed on the top surface of the screw rod sleeve (6), a stress sheet (18) is fixed on the surface of the stress sheet box (7), two sliding rods (14) are fixed on the outer wall of the screw rod sleeve (6) in the cylinder body (5), the inner walls of the two sides of the cylinder body (5) are provided with sliding chutes (16) corresponding to the positions of the two sliding rods (14), the sliding rod (14) is connected with the sliding groove (16) in a sliding way, the upper part of the first bevel gear (12) is connected with a second bevel gear (15) which is vertical to the bottom surface of the first bevel gear in a meshing way, a rotating rod (8) extending to the outside of the side wall of the cylinder body (5) is fixed on the bottom surface of the second bevel gear (15), the outer end face of rotary rod (8) is fixed with fixed block (9), inside sliding connection of fixed block (9) has dwang (10).

2. A railway vehicle pressure measuring device according to claim 1, characterized in that the supporting mat (3) is of an isosceles triangle plate structure, the length of the bottom side of the supporting mat (3) is equal to the length of the bottom side of the base (1), and the height of the supporting mat (3) is half of the length of the bottom side.

3. A railway vehicle pressure measuring device according to claim 1, wherein a stopper block (17) is fixed to the inside of the chute (16) at the upper end position of the second bevel gear (15).

4. A railway vehicle pressure measuring device according to claim 1, characterized in that the screw sleeve (6) has a minimum height of 150mm when fully retracted, and the screw sleeve (6) is displaced 50mm in height on the screw (13).

5. A railway vehicle pressure measuring device according to claim 1, wherein the base (1) is made of a magnetic metal material, and the bottom surfaces of the four support base plates (3) are fixed with magnet pieces (19).

6. A railway vehicle pressure measuring device according to claim 1, characterized in that the upper surface of the stress sheet box (7) is 5-8mm higher than the top surface of the screw sleeve (6).