CN216012102U - Digital distance ruler - Google Patents
Digital distance ruler Download PDFInfo
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- CN216012102U CN216012102U CN202122664473.XU CN202122664473U CN216012102U CN 216012102 U CN216012102 U CN 216012102U CN 202122664473 U CN202122664473 U CN 202122664473U CN 216012102 U CN216012102 U CN 216012102U
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- side head
- measuring device
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Abstract
A digital distance ruler, in particular to a digital distance ruler for measuring the distance between railway switches, which is used for solving the problem that the two ends of the existing digital distance ruler can not be automatically fastened, a reference end plate is arranged on the lower surface of one end of a linear guide rail, a first chute and a fixed end side head are arranged on the lower surface of the reference end plate, a spring is fixedly connected on the inner wall of the right side of the first chute, the first fixed end side head is slidably arranged in the first chute, the other end of the spring is connected with the first fixed end side head, a digital display measuring device is arranged on the linear guide rail, a movable end side head and a second chute are arranged on the lower surface of the digital display measuring device, a spring is fixedly connected on the inner wall of the left side of the second chute, a second movable end side head is slidably arranged in the second chute, the other end of the spring is fixedly connected with the second movable end side head, the utility model is used for measuring the distance between railway switches, belonging to the field of metering.
Description
Technical Field
The utility model relates to a ranging rod, concretely relates to measure digital ranging rod of distance between railway switch belongs to the measurement field.
Background
The digital distance ruler is a special railway measuring instrument for measuring the size of the guide curve distance of a railway turnout, and whether the distance ruler is accurate or not directly influences the driving safety. In addition, with the development of the high-speed rail times and the progress of railway technical equipment, the railway special measuring instrument is developed from a mechanical mode to a digital mode, the accuracy of the measuring instrument is improved, and the stable operation safety of line bridge equipment is ensured; when one end of the vernier caliper is not clamped due to manual operation, the distance measurement has errors; sometimes a small error can cause a significant safety problem.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the unable automatic problem of fastening in current digital offset chi both ends, and then provided a digital offset chi.
The utility model adopts the technical proposal that:
the measuring device comprises a linear guide rail, a digital display measuring device, a magnetic grid ruler, a reference end plate, a fixed end side head, a movable end side head and a plurality of springs, wherein the reference end plate is fixedly arranged on the lower surface of one end of the linear guide rail, the central axis of the linear guide rail along the length direction is parallel to the central axis of the reference end plate along the width direction, a first chute is processed at the center of the top end of the lower surface of the reference end plate along the width direction of the reference end plate, the springs are fixedly connected to the inner wall of the right side of the first chute, the fixed end side head is fixedly arranged on the lower surface of the reference end plate and comprises a first fixed end side head and a plurality of second fixed end side heads, the cross section of the first fixed end side head along the height direction is I-shaped, the first fixed end side head is slidably arranged in the first chute, the other end of each spring is fixedly connected with the first fixed end side head, and the plurality of second fixed end side heads are fixedly arranged at the left end and the right end of the lower surface of the reference end plate, the second fixed end side heads are symmetrically arranged relative to a central axis of the reference end plate along the width direction, the second fixed end side heads are positioned on a straight line, a first groove is processed at the center of the upper surface of the linear guide rail along the length direction, a magnetic grid ruler is installed in the first groove, third chutes are processed on the left side surface and the right side surface of the linear guide rail, a digital display measuring device is installed on the linear guide rail in a sliding manner, a second chute is processed on the lower surface of the digital display measuring device, a spring is fixedly connected to the inner wall of the left side of the second chute, movable end side heads are installed on the lower surface of the digital display measuring device and comprise a first movable end side head and a second movable end side head, the central cross section of the second movable end side head along the height direction is in an I shape, the first movable end side head is fixedly installed at one end of the lower surface of the digital display measuring device, and the second movable end side head is installed in the second chute in a sliding manner, the other end of the spring is fixedly connected with the second movable end side head, and the first movable end side head and the second movable end side head are symmetrically arranged.
Has the advantages that:
the utility model discloses a set up mobilizable tight side head of clamp (first stiff end side head and second expansion end side head) in the fixed measuring end in the both sides of digital ranging ruler, can guarantee firmly press from both sides tightly between every end measuring end and the measurement switch of digital ranging ruler when using, solved the problem of the unable automatic fastening in current digital ranging ruler both ends, also can independently accomplish alone when measuring, and easy operation, labour saving and time saving. Every presss from both sides tight side head and all keeps relatively through the fixed measuring end that spring and homonymy correspond, when using, places the fixed gauge head of every side of digital ranging ruler behind corresponding position, utilizes the spring to remove the another side of switch with the tight side head that presss from both sides that every side set up to make the internal surface that every side presss from both sides tight side head offset with the another side of switch, thereby utilize two surfaces that fix that switch is relative with digital ranging ruler fastening on the switch.
Drawings
FIG. 1 is a schematic structural view of a digital distance ruler;
fig. 2 is a bottom view of the reference end plate 4;
FIG. 3 is a bottom view of the digital display measuring device 2;
FIG. 4 is a block diagram of the reference end plate 4;
fig. 5 is another structural view of the reference end plate 4;
Detailed Description
The first embodiment is as follows: the embodiment is described by combining fig. 1-5, the embodiment comprises a linear guide rail 1, a digital display measuring device 2, a magnetic grid ruler 3, a reference end plate 4, a fixed end side head, a movable end side head and a plurality of springs 7, wherein the reference end plate 4 is fixedly arranged on the lower surface of one end of the linear guide rail 1, the central axis of the linear guide rail 1 along the length direction is parallel to the central axis of the reference end plate 4 along the width direction, a first sliding chute 4-1 is processed at the center of the top end of the lower surface of the reference end plate 4 along the width direction of the reference end plate 4, the spring 7 is fixedly connected on the inner wall of the right side of the first sliding chute 4-1, the first sliding chute 4-1 is matched with the springs 7 to move and clamp the side head, so that the digital support ruler and a turnout can be fastened and fixed when in use, the side head is fixedly arranged on the lower surface of the reference end plate 4, the fixed end side head comprises a first fixed end side head 5-1 and a plurality of second fixed end side heads 5-2, the central cross section of the first fixed end side head 5-1 along the height direction is I-shaped, the arrangement is convenient for the first fixed end side head 5-1 to be slidably arranged in the first chute 4-1, the first fixed end side head 5-1 is slidably arranged in the first chute 4-1, the other end of the spring 7 is fixedly connected with the first fixed end side head 5-1, after the use, the first fixed end side head 5-1 can automatically return to the position through the spring 7, the central axis of the first fixed end side head 5-1 along the height direction is vertical to the central axis of the reference end plate 4 along the width direction, the arrangement is used for ensuring that the first fixed end side head 5-1 is positioned at the central position of the plurality of second fixed end side heads 5-2, the turnout is ensured to be evenly stressed and better fixed, the plurality of second fixed end side heads 5-2 are fixedly arranged at the left end and the right end of the lower surface of the reference end plate 4, the plurality of second fixed end side heads 5-2 are symmetrically arranged along the central axis of the width direction of the reference end plate 4, the plurality of second fixed end side heads 5-2 are positioned on a straight line, the arrangement is that the digital ranging rod is prevented from being incapable of being firmly fixed due to the irregularity of the turnout, so that the influence result is influenced, the first fixed end side head 5-1 and the plurality of second fixed end side heads 5-2 keep opposite positions, when in use, the two opposite surfaces of one turnout are respectively fixed by the two fixed end heads, so that the digital ranging rod and the turnout are ensured to be fixedly fastened, a first groove is processed at the center of the upper surface of the linear guide rail 1 along the length direction, a magnetic grid rod 3 is arranged in the first groove, the left side surface and the right side surface of the linear guide rail 1 are respectively provided with a third sliding chute 1-1, the digital display measuring device 2 is arranged on the linear guide rail 1 in a sliding way through a sliding block, the digital display measuring device 2 comprises a sliding block, a displacement sensor, a display and a key, the sliding block is arranged on the inner surface of the digital display measuring device 2, the displacement sensor is arranged in the digital display measuring device 2, the display and the key are arranged on the upper surface of the digital display measuring device 2, the lower surface of the digital display measuring device 2 is provided with a second sliding chute 2-1, the inner wall of the left side of the second sliding chute 2-1 is fixedly connected with a spring 7, the second sliding chute 2-1 is matched with the spring 7 to enable a second movable end side head 6-2 to move, the lower surface of the digital display measuring device 2 is provided with a movable end side head, the movable end side head comprises a first movable end side head 6-1 and a second movable end side head 6-2, the central cross section of the second movable end side head 6-2 along the height direction is I-shaped, the first movable end side head 6-1 is fixedly arranged at one end of the lower surface of the digital display measuring device 2, the second movable end side head 6-2 is slidably arranged in the second chute 2-1, the other end of the spring 7 is fixedly connected with the second movable end side head 6-2, after the digital display measuring device is used, the second movable end side head 6-2 can automatically return to the position through the spring 7, the first movable end side head 6-1 and the second movable end side head 6-2 are symmetrically arranged, two opposite surfaces of a turnout are respectively fixed by the first movable end side head 6-1 and the second movable end side head 6-2 when the digital display measuring device is used, and therefore the digital display distance ruler and the turnout are fixed tightly, and the first fixed end side head 5-1 and the second movable end side head 6-2 are collectively called as clamping side heads.
The second embodiment is as follows: in the present embodiment, the digital distance rod according to the present embodiment is described with reference to fig. 4, and the method for attaching each second fixed end 5-2 to the reference end plate 4 is as follows:
a plurality of threaded through holes 4-2 are symmetrically machined in the left end and the right end of the reference end plate 4, each second fixed end side head 5-2 is in a concave shape along the central cross section of the height direction, and each second fixed end side head 5-2 is connected with the reference end plate 4 through bolts or screws.
The rest is the same as the first embodiment.
The third concrete implementation mode: referring to fig. 5, the present embodiment will be described, and another method for mounting each second fixed end 5-2 and the reference end plate 4 of the digital distance rod according to the present embodiment is as follows:
a plurality of second grooves 4-3 are symmetrically machined on the lower surfaces of the left end and the right end of the reference end plate 4, threads are machined on the inner surface of each second groove 4-3, the central cross section of each second fixed end side head 5-2 in the height direction is in a reversed T shape, external threads are machined on the outer surface of the upper end portion of the reversed T shape, and then each second fixed end side head 5-2 is connected with the reference end plate 4 through threads.
The other is the same as in the first or second embodiment.
Principle of operation
When the digital track gauge is used, firstly, a plurality of second fixed end side heads 5-2 and first movable end side heads 6-1 on two sides of the digital track gauge are respectively placed at corresponding positions, then the first fixed end side heads 5-1 and the second movable end side heads 6-2 arranged on each side are respectively moved to the other side of a turnout by using the springs 7, the inner surfaces of the first fixed end side heads 5-1 and the second movable end side heads 6-2 are all abutted against the other side of the turnout, so that the digital track gauge is fastened on the turnout by using two opposite surfaces of the fixed turnout, and the distance between the turnout is obtained by using the matching of the magnetic grid gauge and the digital display measuring device.
Claims (5)
1. A digital distance ruler is characterized in that: the magnetic grating ruler comprises a linear guide rail (1), a digital display measuring device (2), a magnetic grating ruler (3), a reference end plate (4), a fixed end side head, a movable end side head and a plurality of springs (7), wherein the reference end plate (4) is fixedly installed on the lower surface of one end of the linear guide rail (1), the central axis of the linear guide rail (1) along the length direction is parallel to the central axis of the reference end plate (4) along the width direction, a first sliding groove (4-1) is processed at the center of the top end of the lower surface of the reference end plate (4) along the width direction of the reference end plate (4), the springs (7) are fixedly connected onto the inner wall of the right side of the first sliding groove (4-1), the fixed end side head is fixedly installed on the lower surface of the reference end plate (4), the fixed end side head comprises a first fixed end side head (5-1) and a plurality of second fixed end side heads (5-2), the central cross section of the first fixed end side head (5-1) along the height direction is in an I shape, the first fixed end side head (5-1) is slidably arranged in the first sliding groove (4-1), the other end of the spring (7) is fixedly connected with the first fixed end side head (5-1), the plurality of second fixed end side heads (5-2) are fixedly arranged at the left end and the right end of the lower surface of the reference end plate (4), the plurality of second fixed end side heads (5-2) are symmetrically arranged relative to the central axis of the reference end plate (4) along the width direction, the plurality of second fixed end side heads (5-2) are positioned on a straight line, a first groove is processed at the center of the upper surface of the linear guide rail (1) along the length direction, a magnetic grid ruler (3) is arranged in the first groove, third sliding grooves (1-1) are processed on the left side surface and the right side surface of the linear guide rail (1), and the digital display measuring device (2) is slidably arranged on the linear guide rail (1), a second chute (2-1) is processed on the lower surface of the digital display measuring device (2), a spring (7) is fixedly connected to the inner wall of the left side of the second chute (2-1), a movable end side head is installed on the lower surface of the digital display measuring device (2), the movable end side head comprises a first movable end side head (6-1) and a second movable end side head (6-2), the central cross section of the second movable end side head (6-2) along the height direction is I-shaped, the first movable end side head (6-1) is fixedly installed at one end of the lower surface of the digital display measuring device (2), the second movable end side head (6-2) is slidably installed in the second chute (2-1), and the other end of the spring (7) is fixedly connected with the second movable end side head (6-2), and the first movable end side head (6-1) and the second movable end side head (6-2) are symmetrically arranged.
2. A digital distance rod as claimed in claim 1, wherein: the digital display measuring device (2) comprises a sliding block, a displacement sensor, a display and a key, wherein the sliding block is installed on the inner surface of the digital display measuring device (2), the displacement sensor is installed inside the digital display measuring device (2), and the display and the key are installed on the upper surface of the digital display measuring device (2).
3. A digital distance rod as claimed in claim 2, wherein: the linear guide rail (1) is connected with the digital display measuring device (2) in a sliding way through a sliding block.
4. A digital distance rod as claimed in claim 1, wherein: a plurality of threaded through holes (4-2) are symmetrically processed at the left end and the right end of the reference end plate (4), the central cross section of each second fixed end side head (5-2) along the height direction is in a concave shape, and each second fixed end side head (5-2) is connected with the reference end plate (4) through bolts or screws.
5. A digital distance rod as claimed in claim 1, wherein: a plurality of second grooves (4-3) are symmetrically machined in the lower surfaces of the left end and the right end of the reference end plate (4), threads are machined in the inner surface of each second groove (4-3), the cross section of the center of each second fixed end side head (5-2) in the height direction is in an inverted T shape, external threads are machined in the outer surface of the upper end portion of the inverted T shape, and then each second fixed end side head (5-2) is connected with the reference end plate (4) through threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122664473.XU CN216012102U (en) | 2021-11-02 | 2021-11-02 | Digital distance ruler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122664473.XU CN216012102U (en) | 2021-11-02 | 2021-11-02 | Digital distance ruler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216012102U true CN216012102U (en) | 2022-03-11 |
Family
ID=80586054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122664473.XU Active CN216012102U (en) | 2021-11-02 | 2021-11-02 | Digital distance ruler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216012102U (en) |
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2021
- 2021-11-02 CN CN202122664473.XU patent/CN216012102U/en active Active
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