CN218270530U - Depth gauge - Google Patents

Abstract

The utility model provides a depth gauge, include: the depth gauge comprises a depth gauge body, a leveling mechanism and a calibrating mechanism, wherein the depth gauge body is provided with a measuring mechanism, a leveling mechanism and a calibrating mechanism; the positioning mechanism is connected with the end part of the depth gauge body; the level gauge is arranged on the depth gauge body; wherein, positioning mechanism overlap joint rail up end, adjusts the depth gauge body through levelling mechanism and keeps the level. The utility model discloses a leveling mechanism guarantees the horizontality of depth chi body, improves the measuring accuracy of depth chi, increases measurement stability, raises the efficiency.

Description

Depth gauge

Technical Field

The utility model relates to a railway maintenance of equipment technical field, concretely relates to depth gauge.

Background

The technical complexity of railway turnouts is high, the straight line shape of the flat longitudinal section in the railway directly influences the running safety of a train, and the maintenance precision of the turnout directly restricts the running speed. During the laying and maintenance of the turnout, the height of the point rail relative to the stock rail and the height of the point rail relative to the wing rail need to be measured.

The stock rail face comprises a plurality of circular arcs, produces easily when placing measuring tool and places unstable problem, has the inaccurate condition of measuring result among the measurement process, influences the operating efficiency.

SUMMERY OF THE UTILITY MODEL

To exist not enough among the prior art, the utility model provides a depth ruler to increase measurement stability, improve the measuring result degree of accuracy, increase efficiency.

The utility model provides a depth gauge, include:

the depth gauge comprises a depth gauge body, a measuring mechanism, a leveling mechanism and a calibrating mechanism, wherein the measuring mechanism, the leveling mechanism and the calibrating mechanism are arranged on the depth gauge body;

the positioning mechanism is connected with the end part of the depth gauge body;

the level gauge is arranged on the depth gauge body;

the positioning mechanism is overlapped on the upper end face of the steel rail, and the depth gauge body is adjusted to be kept horizontal through the leveling mechanism; the calibration mechanism is used for calibrating the precision of the measuring scale.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses in the technique, guarantee the horizontality of depth chi body through levelling mechanism, the precision of calibration mechanism calibration dipperstick improves the measuring accuracy of depth chi, increases measurement stability, raises the efficiency.

Preferably, the depth gauge body is provided with a leveling hole and a mounting cavity communicated with the lower end of the leveling hole; the lower end of the placing cavity is open;

the leveling mechanism includes:

one end of the leveling stud is inserted into the placing cavity after passing through the leveling hole;

the self-adaptive component is rotatably connected with the end part of the leveling stud and is positioned in the placing cavity;

wherein, the leveling stud is connected with the leveling hole by screw thread; the self-adaptive component is in multipoint contact with the steel rail.

Preferably, the depth gauge body is provided with a strip-shaped sliding hole which penetrates through the depth gauge body;

the calibration mechanism comprises a step block arranged in the strip-shaped sliding hole; the step block is provided with a first step surface and a second step surface; the lower extreme of dipperstick can offset with first step face and second step face in proper order.

Preferably, the positioning mechanism comprises a positioning slide block connected with the end part of the depth gauge body; the end part of the positioning slide block relative to the depth gauge can slide up and down.

Preferably, the end part of the depth scale is connected with a positioning rod; a strip-shaped positioning hole is formed in the positioning sliding block;

wherein, the opposite inner walls in the strip-shaped positioning holes are provided with mutually parallel sliding grooves; the positioning rod is sleeved with a sliding ring; the positioning rod passes through the strip-shaped positioning hole, and the outer edges of the two sides of the sliding ring are respectively in sliding fit with the sliding grooves on the same side.

Preferably, the adaptive member comprises:

the self-adaptive block is vertically and slidably arranged in the mounting cavity and is rotationally connected with the lower end of the leveling stud;

a plurality of brackets which are connected with the lower end surface of the self-adaptive block;

the lower end of each bracket is rotatably connected with one rotating disc;

the two sides of the lower end of each rotating disc are respectively connected with one self-adaptive supporting rod;

wherein, the end parts of two self-adaptive supporting rods at the lower end of each rotating disc are respectively provided with a rubber ball and a roller; the roller is positioned between the rubber ball and the positioning slide block.

Preferably, the depth gauge body is provided with a horizontal groove, a fixing groove is formed in the horizontal groove, and the level gauge is installed in the fixing groove.

Preferably, two penetrating strip-shaped sliding holes are formed in the inner walls of the two opposite sides of the strip-shaped sliding hole;

the measuring mechanism includes:

two ends of the measuring slide block are respectively connected with a sliding ring, and a measuring chute is arranged in the strip-shaped sliding two holes; the sliding circular ring is in sliding fit with the measuring sliding chute on the same side;

and the measuring scale is vertically and slidably mounted on the measuring slide block, and the two ends of the measuring scale vertically penetrate through the strip-shaped sliding holes.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a front view of a depth gauge in an embodiment of the invention;

FIG. 2 is a top view of a depth gauge of FIG. 1;

FIG. 3 is an enlarged internal view of the positioning mechanism of the depth gauge of FIG. 1;

FIG. 4 is an enlarged internal view of a leveling mechanism of the depth gauge of FIG. 1;

FIG. 5 is an enlarged view of the adaptive member of a depth gauge of FIG. 1;

fig. 6 is a schematic diagram of an adaptive block of the depth gauge of fig. 1.

Reference numerals:

1. a depth gauge body; 11. leveling the hole; 12. a placement cavity; 13. a horizontal groove; 14. fixing grooves; 15. a strip-shaped sliding hole; 16. a strip-shaped sliding hole is formed; 17. a step block; 171. a first step surface; 172. a second step surface;

2. a measuring mechanism; 21. a measuring slide block; 22. measuring a scale;

3. a leveling mechanism; 31. leveling studs; 32. an adaptive component; 321. an adaptation block; 322. a support; 323. rotating the disc; 324. a self-adaptive strut; 325. a rubber ball; 326. a roller; 327. a leveling cavity; 328. a mating hole; 329. a limiting block;

4. a positioning mechanism; 41. positioning a rod; 42. positioning a slide block; 421. strip-shaped positioning holes; 422. a sliding groove; 423. a slip ring;

5. a level gauge;

6. a steel rail.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience of description and simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting.

Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate a number of the indicated technical features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In this application, unless expressly stated or limited otherwise, a first feature is "on" or "under" a second feature such that the first and second features are in direct contact, or the first and second features are in indirect contact via an intermediary. Also, a first feature "on," "above," and "over" a second feature may be directly on or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

Referring to fig. 1 to 6, a depth gauge comprises:

the depth gauge comprises a depth gauge body 1, a measuring mechanism 2, a leveling mechanism 3 and a calibrating mechanism are arranged on the depth gauge body;

the positioning mechanism 4 is connected with the end part of the depth gauge body 1;

the level 5 is arranged on the depth gauge body 1;

the positioning mechanism 4 is lapped on the upper end surface of the steel rail 6, and the depth gauge body 1 is adjusted by the leveling mechanism 3 to be kept horizontal; the calibration mechanism is used for calibrating the precision of the measuring scale. The calibration mechanism is used for calibrating the precision of the measuring scale.

The upper end surface of the steel rail 6 is formed in an arc shape, and the inside of the steel rail 6 is a switch rail, and it is usually necessary to measure a height difference between the top of the upper end of the steel rail 6 and the top of the switch rail. The traditional depth gauge cannot stably stand on the surface of the steel rail 6 after being lapped on the upper end surface of the steel rail 6, and cannot keep horizontal, so that data are inaccurate during measurement, and a plurality of groups of data need to be measured to obtain an average value. 4 lapses of positioning mechanism of this device are on rail 6, observe 5 backs of spirit level, through the adjustment of levelling mechanism 3, make be located 6 up end of rail depth gauge body 1 be in the horizontality, then keep this kind of horizontality and utilize measuring mechanism 2 to measure, accurate measured data that can obtain, owing to need not repeated adjustment depth gauge body 1's horizontality, the test once can, efficient.

Further, positioning mechanism 4 includes location slider 42, and the tip of the relative depth chi body 1 of location slider 42 can slide from top to bottom, forms the right angle with depth chi body 1, utilizes this right angle card in the top one corner of rail, realizes the location.

The end part of the depth gauge body 1 is connected with a positioning rod 41;

a positioning slider 42, on which a strip-shaped positioning hole 421 is opened;

wherein, the inner walls opposite to each other in the strip-shaped positioning hole 421 are provided with sliding grooves 422 parallel to each other; a sliding ring 423 is sleeved outside the positioning rod 41; the positioning rod 41 passes through the strip-shaped positioning hole 421, and the outer edges of the two sides of the sliding ring 423 are respectively in sliding fit with the sliding grooves 422 on the same side.

The positioning slide block 42 can slide up and down along the outer edge of the sliding ring 423 by the sliding fit of the sliding groove 422 in the positioning slide block 42 and the sliding ring 423, and then a right angle is formed between the positioning slide block 42 and the depth gauge body 1; the right angle formed by the positioning sliding block 42 and the depth gauge body 1 is arranged on one corner of the upper end face of the steel rail 6 (the outer edge of the steel rail 6), namely, the depth gauge body 1 is positioned on the upper end face of the steel rail 6, the positioning sliding block 42 is positioned on the side face of the steel rail 6, and the switch rail is positioned on the opposite side of the positioning sliding block 42 relative to the steel rail 6. The depth gauge body 1 that the setting of location slider 42 made keeps fixed at the horizontal direction, then only need the adjustment depth gauge level can.

In addition, for the positioning slide 42, there is another embodiment: a notch is formed in the lower portion of the end portion of the depth gauge body 1, a through sliding through hole is formed in the end portion of the depth gauge body, a sliding bolt is connected to the sliding through hole in a threaded mode, the notch of the depth gauge body 1 is used for placing a positioning sliding block 42, the positioning sliding block 41 is connected with the sliding bolt, the sliding bolt is rotated, and the positioning sliding block 42 rotates downwards and forms a right angle with the depth gauge body 1.

Furthermore, a leveling hole 11 and a mounting cavity 12 communicated with the lower end of the leveling hole 11 are formed in the depth gauge body 1; the lower end of the placing cavity 12 is open;

the leveling mechanism 3 includes:

one end of the leveling stud 31 passes through the leveling hole 11 and then is inserted into the placing cavity 12;

the self-adaptive component 32 is rotatably connected with the end part of the leveling stud 31 and is positioned in the placing cavity 12;

wherein, the leveling stud 31 is connected with the leveling hole 11 by screw thread; the adaptive member 32 is in multi-point contact with the rail 6.

By rotating the leveling stud 31, the self-adaptive component 32 is driven to move downwards to be close to and abut against the steel rail 6, and because the positioning mechanism 4 realizes the horizontal direction limitation when the depth gauge body 1 is positioned on the steel rail 6, the depth gauge body 1 can be kept in a horizontal state by the multi-point contact of the self-adaptive component 32 and the steel rail 6, and the subsequent measurement is facilitated.

Further, the adaptive member 32 includes:

the self-adapting block 321 is vertically and slidably arranged in the arranging cavity 12 and is rotationally connected with the lower end of the leveling stud 31;

a plurality of brackets 322, each of which is connected to the lower end surface of the adaptive block 321;

the lower end of each bracket 322 is rotatably connected with one rotating disc 323;

two sides of the lower end of each rotating disc 323 are respectively connected with one self-adaptive support rod 324;

wherein, the ends of the two self-adaptive supporting rods 324 at the lower end of each rotating disk 323 are respectively provided with a rubber ball 325 and a roller 326; the roller 326 is located between the rubber ball 325 and the positioning slider 42.

The adaptive block 321 is provided with a leveling cavity 327; the leveling cavity 327 is provided with a matching hole 328 communicating the inside and the outside, one end of the leveling stud 31, which is located in the leveling cavity 327 after passing through the matching hole 328, is connected with a limit block 329, and the limit block 329 abuts against the upper wall of the leveling cavity 327, so that the leveling stud 31 is rotatably connected with the self-adapting block 321. The bracket 322 is rotatably connected with the rotating disc 323, namely, a hole is arranged in the center of the rotating disc 323, and the bracket 322 passes through the hole and is in clearance fit with the hole.

More importantly, to realize the multi-point contact of the adaptive component 32 and the steel rail 6 so as to stabilize the horizontal state of the depth gauge body 1, when the positioning slide block 42 and the depth gauge body 1 form a right angle lap joint on the steel rail 6, the depth gauge body 1 is located at the highest point of the arc-shaped surface at the upper end of the steel rail 6, at this time, the depth gauge body 1 can move around the arc-shaped end surface of the steel rail 6, so that the limitation is needed. The leveling stud 31 is rotated to drive the adaptive block 321 to descend (it should be noted that the adaptive block 321 and the positioning slider 42 are respectively located at two sides of the vertex of the arc-shaped upper end surface of the steel rail 6), under the action of gravity, the two adaptive support rods 324 are respectively located at two sides of the rotating disc 323, along with the descending of the adaptive block 321, the roller 326 is firstly contacted with the upper end surface of the steel rail 6, along with the continuous descending of the adaptive block 321, the roller 326 rolls along the upper end surface of the steel rail 6 (the rotating disc 323 is matched to rotate at the same time), until the rubber ball 325 is contacted with the upper end surface of the steel rail 6, at this time, the roller 326 and the rubber ball 325 form a support through two points, the roller 326, the rubber ball 325 and the depth gauge body 1 of the multiple adaptive components 32 form a multi-point contact with the steel rail 6, so as to form a stable support for the depth gauge body 1, which is convenient for subsequent data measurement.

Vertical sliding strips are installed on two sides of the inner wall of the placement cavity 12, sliding grooves are correspondingly formed in two sides of the self-adaptive block 321, and the sliding grooves are in sliding fit with the sliding strips in the vertical direction, so that the self-adaptive block 321 can vertically slide.

Further, horizontal groove 13 has been seted up on the depth gauge body 1, has seted up fixed slot 14 in the horizontal groove 13, and spirit level 5 installs in fixed slot 14.

The level 5 is a transparent tube containing a liquid. In order to protect the level 5, the fixed groove 14 is formed, so that the highest point of the level 5 is not higher than the bottom of the horizontal groove 13 (namely the top of the fixed groove 14); it is not possible for the level 5 to protrude through the horizontal slot 13 and the purpose is achieved.

Further, a strip-shaped sliding hole 15 which penetrates through the depth gauge body 1 is formed in the depth gauge body; two penetrating strip-shaped sliding holes 16 are formed in the inner walls of the two opposite sides of the strip-shaped sliding hole 15;

the measuring mechanism 2 includes:

two ends of the measuring slide block 21 are respectively connected with a sliding ring, and a measuring chute is arranged in the bar-shaped sliding second hole 16; the sliding circular ring is in sliding fit with the measuring sliding chute on the same side;

the measuring scale 22 is vertically and slidably arranged on the measuring slide block 21, and two ends of the measuring scale vertically penetrate through the strip-shaped sliding holes 15;

the measuring slide block 21 slides along the length direction of the strip-shaped sliding two holes 16 to a measuring position, the measuring scale 22 moves downwards and abuts against an object to be measured, and then reading is started. The strip-shaped sliding hole 15 is used for the movement of the measuring scale 22 therein. The measuring scale 22 and the measuring slide 21 may be slidably mounted by forming a hole in the measuring slide 21, and slidably fitting the measuring scale 22 in the hole. The measuring mechanism 2 has other structures, and a vernier caliper or other digital display depth gauges can be obtained by taking reference to the prior art.

Further, the calibration mechanism comprises a step block 17 arranged in the strip-shaped sliding hole 15; the step block 17 includes a first step surface 171 and a second step surface 172; the lower end of the dipstick 22 may in turn abut a first step surface 171 and a second step surface 172.

The measuring scale 22 is inevitably subject to accuracy problems during use and requires correction. The measuring slide block 21 is moved to be positioned above the first step surface 171, the measuring scale 22 is abutted against the first step surface 171 at the moment, and then the measuring slide block 21 is moved to enable the measuring scale 22 to be abutted against the second step surface 172; since the difference in height between the first step surface 171 and the second step surface 172 is fixed, the reading of the two-sided measuring tape 22 should also be fixed; if the measurement readings on the two sides are wrong, the adjustment can be carried out; and because the device itself uses before, the measuring slide 21 just is located first step surface 171 top, just begins to measure, so use at every turn and all can observe the reading, avoid the error of dipperstick 22.

In the description of the present invention, a number of specific details are described. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included in the scope of the claims and description of the present invention.

Claims (8)

1. A depth gauge, comprising:

the depth gauge comprises a depth gauge body, a measuring mechanism, a leveling mechanism and a calibrating mechanism, wherein the measuring mechanism, the leveling mechanism and the calibrating mechanism are arranged on the depth gauge body;

the positioning mechanism is connected with the end part of the depth gauge body;

the level gauge is arranged on the depth gauge body;

the positioning mechanism is lapped on the upper end surface of the steel rail, and the depth gauge body is adjusted by the leveling mechanism to be kept horizontal; the calibration mechanism is used for calibrating the precision of the measuring scale.

2. The depth gauge according to claim 1, wherein the depth gauge body is provided with a leveling hole and a placement cavity communicated with the lower end of the leveling hole; the lower end of the placing cavity is open;

the leveling mechanism includes:

one end of the leveling stud is inserted into the placing cavity after passing through the leveling hole;

the self-adaptive component is rotatably connected with the end part of the leveling stud and is positioned in the placing cavity;

wherein, the leveling stud is connected with the leveling hole by screw thread; the self-adaptive component is in multipoint contact with the steel rail.

3. The depth gauge according to claim 2, wherein the depth gauge body is provided with a strip-shaped sliding hole therethrough;

the calibration mechanism comprises a step block arranged in the strip-shaped sliding hole; the step block is provided with a first step surface and a second step surface; the lower end of the measuring scale can be propped against the first step surface and the second step surface in sequence.

4. A depth gauge according to claim 3, wherein the locating means comprises a locating slider connected to an end of the depth gauge body; the end part of the positioning slide block relative to the depth gauge can slide up and down.

5. The depth gauge of claim 4, wherein a locating rod is attached to an end of the depth gauge; a strip-shaped positioning hole is formed in the positioning sliding block;

wherein, the opposite inner walls in the strip-shaped positioning holes are provided with mutually parallel sliding grooves; the positioning rod is sleeved with a sliding ring; the positioning rod passes through the strip-shaped positioning hole, and the outer edges of the two sides of the sliding ring are respectively in sliding fit with the sliding grooves on the same side.

6. A depth gauge according to any of claims 2-5, wherein the adaptive member comprises:

the self-adaptive block is vertically and slidably arranged in the mounting cavity and is rotationally connected with the lower end of the leveling stud;

a plurality of brackets which are connected with the lower end surface of the self-adaptive block;

the lower end of each bracket is rotatably connected with one rotating disc;

the two sides of the lower end of each rotating disc are respectively connected with one self-adaptive supporting rod;

wherein, the end parts of two self-adaptive supporting rods at the lower end of each rotating disc are respectively provided with a rubber ball and a roller; the roller is positioned between the rubber ball and the positioning slide block.

7. The depth gage of claim 6, wherein the body defines a horizontal groove, the horizontal groove defines a fixed groove, and the level is mounted in the fixed groove.

8. The depth gauge according to claim 7, wherein two through-holes for sliding bar-shaped holes are formed on the two opposite side inner walls of the sliding bar-shaped hole;

the measuring mechanism includes:

two ends of the measuring slide block are respectively connected with a sliding ring, and a measuring chute is arranged in the strip-shaped sliding two holes; the sliding circular ring is in sliding fit with the measuring sliding chute on the same side;

and the measuring scale is vertically and slidably mounted on the measuring slide block, and the two ends of the measuring scale vertically penetrate through the strip-shaped sliding holes.

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