Displacement measuring device

Abstract

The utility model relates to the technical field of surface mine mining, in particular to a displacement measuring device. The utility model discloses a displacement measuring device which comprises a longitudinal scale, a transverse scale, a first fixing rod, a second fixing rod, a first sliding rod and a second sliding rod, and when the device is used for measuring the displacement of a stope slope, the first fixing rod and the second fixing rod are vertically and fixedly arranged on a slope bottom plate; the first fixing rod and the second fixing rod are located on the two sides of the slope crack respectively, and the transverse ruler is perpendicular to the trend of the slope crack, so that the displacement of the slope can be continuously measured. When the slope displaces, the scale change of the longitudinal scale represents the settlement displacement, and the change of the transverse scale represents the horizontal displacement. The device disclosed by the utility model is simple in structure and convenient to use, not only can continuously carry out displacement measurement, but also can visualize the displacement distance, and greatly improves the efficiency of displacement measurement.

Description

Technical Field

[0001] The utility model relates to the technical field of open-pit mining, in particular to a displacement measuring device. Background Art

[0002] At present, open-pit mining is often accompanied by slope displacement problems, especially when local cracks appear on the slope. It is necessary to regularly measure the displacement changes of the cracks to observe and evaluate the safety of the slope. The traditional slope displacement measurement method is to use measuring instruments such as theodolites and total stations to measure the slope displacement, or to use rulers to directly measure the width of the cracks on the slope. This has the problems of large measurement errors and the need for collaboration among multiple people. Summary of the invention

[0003] In view of the problems existing in the prior art, the utility model provides a displacement measuring device, which specifically includes the following contents:

[0004] A displacement measuring device comprises a longitudinal scale, a transverse scale, a first fixed rod, a second fixed rod, a first sliding rod, and a second sliding rod;

[0005] The first fixing rod and the second fixing rod are arranged parallel to each other;

[0006] The first sliding rod is arranged on the upper part of the first fixed rod and is connected in parallel with the side of the first fixed rod facing the second fixed rod; a first sliding groove is provided on the side of the first sliding rod facing the second fixed rod; one end of the transverse scale is vertically arranged in the first sliding groove and is slidably connected with the first sliding groove;

[0007] One end of the second sliding rod is vertically connected to the upper part of the second fixed rod, and the other end is arranged toward the first fixed rod; a second sliding groove is opened on the side of the second sliding rod facing the first sliding rod; the lower end of the longitudinal scale is vertically arranged in the second sliding groove and is slidably connected to the second sliding groove.

[0008] Preferably, it also includes a first bolt, and a first auxiliary groove is opened on a side surface of the first sliding rod adjacent to the side surface where the first groove is located, and the bottom of the first auxiliary groove is connected with the side surface of the first groove; the screw end of the first bolt passes through the first auxiliary groove and is connected to the transverse scale located inside the first groove, and the head of the first bolt is arranged outside the first auxiliary groove.

[0009] Preferably, an inner thread matching the first bolt is provided on the inner wall of the first auxiliary chute; and / or a first threaded hole matching the first bolt is provided on the transverse ruler inside the first chute, and the screw end of the first bolt is connected to the first threaded hole by a thread. Tightening the first bolt can fix the position of the transverse ruler in the chute and prevent the transverse ruler from sliding at will. If the position of the transverse ruler needs to be adjusted, it is only necessary to loosen the first bolt, slide the transverse ruler to the desired position, and then tighten the first bolt.

[0010] Preferably, it also includes a second bolt, and a second auxiliary slot is provided on a side of the second sliding rod adjacent to the side where the second slot is located, and the bottom of the second auxiliary slot is connected to the side of the second slot; the screw end of the second bolt passes through the second auxiliary slot and is connected to the longitudinal scale located inside the second slot, and the head of the second bolt is arranged outside the second auxiliary slot.

[0011] Preferably, an inner thread matching the second bolt is provided on the inner wall of the second auxiliary chute; and / or a second threaded hole matching the second bolt is provided on the longitudinal scale located inside the second chute, and the screw end of the second bolt is connected to the second threaded hole by a thread. Tightening the first bolt can fix the position of the transverse scale in the chute to prevent the transverse scale from sliding at will. If the position of the longitudinal scale needs to be adjusted, it is only necessary to loosen the second bolt, slide the longitudinal scale to the desired position, and then tighten the second bolt.

[0012] Preferably, the longitudinal scale is arranged in vertical contact with the transverse scale, and preferably, the longitudinal scale and the transverse scale are located in the same plane, or in two adjacent planes, so that it is more convenient to measure the reading. It should be noted that the longitudinal scale and the transverse scale can move relatively freely and do not need to be fixedly connected.

[0013] Preferably, the longitudinal scale and the transverse scale are both provided with scale lines. The setting of the scale lines can be specifically adjusted according to the measurement needs, for example, the longitudinal scale is provided with scale lines upward starting from the contact point between the longitudinal scale and the transverse scale; the transverse scale is provided with scale lines in the direction of the second fixed rod starting from the contact point between the longitudinal scale and the transverse scale.

[0014] Preferably, the first fixed rod, the second fixed rod, the first sliding rod and the second sliding rod in the present invention are all made of rigid materials, such as metal or alloy materials, which can effectively prevent material deformation from affecting the measurement results.

[0015] Beneficial effects of the utility model:

[0016] The displacement measuring device disclosed by the utility model includes a longitudinal scale, a transverse scale, a first fixed rod, a second fixed rod, a first sliding rod, and a second sliding rod. When the device is needed to be used for measuring the displacement of the mining slope, the first fixed rod and the second fixed rod are vertically fixed on the bottom plate of the slope, and the first fixed rod and the second fixed rod are respectively located on both sides of the cracks of the slope, and the transverse scale is perpendicular to the direction of the cracks of the slope, then the displacement of the slope can be continuously measured. When the slope is displaced, the scale change of the longitudinal scale represents the settlement displacement, and the scale change of the transverse scale represents the horizontal displacement. The device disclosed by the utility model has a simple structure and is easy to use. It can not only continuously measure the displacement, but also visualize the displacement distance, greatly improving the efficiency of the displacement measurement. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the device disclosed in the utility model;

[0018] Figure 2 It is a schematic diagram of the connection relationship between the longitudinal scale and the second fixing rod in the device disclosed in the utility model. DETAILED DESCRIPTION

[0019] The present invention is described in detail below in conjunction with the accompanying drawings and specific embodiments. The embodiments shown below do not limit the invention content described in the claims. In addition, the entire contents of the structures represented by the following embodiments are not limited to those necessary as solutions to the invention described in the claims.

[0020] refer to Figure 1-2 , a displacement measuring device, comprising a longitudinal scale 1, a transverse scale 2, a first fixed rod 12, a second fixed rod 3, a first sliding rod 13, and a second sliding rod 4; the first fixed rod 12 and the second fixed rod 3 are arranged parallel to each other; the first sliding rod 13 is arranged at the upper part of the first fixed rod 12 and is parallelly connected to the side of the first fixed rod 12 facing the second fixed rod 3; the first sliding rod 13 is provided with a first sliding groove (not shown in the figure) on the side of the second fixed rod 3; one end of the transverse scale 2 is vertically arranged in the first sliding groove and is slidably connected to the first sliding groove; one end of the second sliding rod 4 is vertically connected to the upper part of the second fixed rod 3, and the other end is arranged in the direction of the first fixed rod 12; the second sliding rod 4 is provided with a second sliding groove 10 on the side facing the first sliding rod 13; the lower end of the longitudinal scale 1 is vertically arranged in the second sliding groove 10 and is slidably connected to the second sliding groove 10.

[0021] In one embodiment of the utility model, it also includes a first bolt 15, and a first auxiliary slide groove 16 is opened on a side surface of the first sliding rod 13 adjacent to the side surface where the first slide groove is located, and the bottom of the first auxiliary slide groove 16 is connected with the side surface of the first slide groove; the screw end of the first bolt 15 passes through the first auxiliary slide groove 16 and is connected to the transverse scale 2 located inside the first slide groove, and the head of the first bolt 15 is arranged outside the first auxiliary slide groove 16.

[0022] In one embodiment of the utility model, the inner wall of the first auxiliary chute 16 is provided with an internal thread matching the first bolt 15; and / or, the transverse scale 2 located inside the first chute is provided with a first threaded hole matching the first bolt 15, and the screw end of the first bolt 15 is connected to the first threaded hole by a thread. Tightening the first bolt 15 can fix the position of the transverse scale 2 in the chute to prevent the transverse scale 2 from sliding at will. If the position of the transverse scale 2 needs to be adjusted, it is only necessary to loosen the first bolt 15, slide the transverse scale 2 to the desired position, and then tighten the first bolt 15.

[0023] In one embodiment of the utility model, it also includes a second bolt 5, and a second auxiliary slide groove 6 is opened on a side surface of the second sliding rod 4 adjacent to the side surface where the second slide groove 10 is located, and the bottom of the second auxiliary slide groove 6 is connected with the side surface of the second slide groove 10; the screw end of the second bolt 5 passes through the second auxiliary slide groove 6 and is connected to the longitudinal scale 1 located inside the second slide groove 10, and the head of the second bolt 5 is arranged outside the second auxiliary slide groove 6.

[0024] In one embodiment of the utility model, the inner wall of the second auxiliary chute 6 is provided with an internal thread 11 matching the second bolt 5; and / or, the longitudinal scale 1 located inside the second chute 10 is provided with a second threaded hole matching the second bolt 5, and the screw end of the second bolt 5 is connected to the second threaded hole by a thread. Tightening the first bolt 15 can fix the position of the transverse scale 2 in the chute to prevent the transverse scale 2 from sliding at will. If the position of the longitudinal scale 1 needs to be adjusted, it is only necessary to loosen the second bolt 5, slide the longitudinal scale 1 to the desired position, and then tighten the second bolt 5.

[0025] In one embodiment of the utility model, the longitudinal scale 1 is arranged in vertical contact with the transverse scale 2. Preferably, the longitudinal scale 1 and the transverse scale 2 are located in the same plane, or in two adjacent planes, which makes it easier to measure the reading. It should be noted that the longitudinal scale 1 and the transverse scale 2 can move freely relative to each other and do not need to be fixedly connected.

[0026] In one embodiment of the utility model, scale lines are provided on both the longitudinal scale 1 and the transverse scale 2. The setting of the scale lines can be specifically adjusted according to the measurement needs, for example, the longitudinal scale 1 is provided with scale lines upward starting from the contact point between the longitudinal scale 1 and the transverse scale 2; the transverse scale 2 is provided with scale lines in the direction of the second fixing rod 3 starting from the contact point between the longitudinal scale 1 and the transverse scale 2.

[0027] In one embodiment of the present invention, the first fixed rod 12, the second fixed rod 3, the first sliding rod 13, and the second sliding rod 4 in the present invention are all made of rigid materials, such as metal or alloy materials, which can effectively prevent material deformation from affecting the measurement results.

[0028] refer to Figure 1 When the device is needed to measure the displacement of the side slope of the mining area, first, the first fixed rod 12 and the second fixed rod 3 are fixed vertically on the side slope bottom plate 7, and the two fixed rods are respectively located on both sides of the side slope crack 8 and perpendicular to the direction of the side slope crack 8. The longitudinal scale 1 is vertically placed in the second sliding groove of the second sliding rod 4, and the second bolt 5 is tightened. The horizontal scale is horizontally placed in the first sliding groove of the first sliding rod 13, and the horizontal scale 2 is vertically adjusted so that the bottom is placed at the "0" scale of the longitudinal scale 1. The first bolt 15 is tightened, and the second bolt 5 on the second sliding rod 4 is loosened. The longitudinal scale 1 is horizontally moved so that the left side of the longitudinal scale 1 is placed at the "0" scale of the horizontal scale 2, and then the second bolt 5 on the second sliding rod 4 is tightened. At this time, the displacement of the side slope can be continuously measured. When the side slope is displaced, the scale change of the longitudinal scale 1 represents the settlement displacement, and the change of the horizontal scale 2 represents the horizontal displacement. In addition, the device disclosed in the utility model can also be used for other displacement measurements when appropriate.

[0029] In the description of the present application, it should be noted that the terms "upper", "lower", "vertical", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0030] Unless otherwise clearly specified and limited, the terms "disposed" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0031] The above description of the disclosed embodiments enables one skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to one skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but rather to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A displacement measuring device, characterized in that: It includes a longitudinal scale, a transverse scale, a first fixed rod, a second fixed rod, a first sliding rod, and a second sliding rod; The first fixing rod and the second fixing rod are arranged parallel to each other; The first sliding rod is arranged on the upper part of the first fixed rod and is connected in parallel with the side of the first fixed rod facing the second fixed rod; a first sliding groove is provided on the side of the first sliding rod facing the second fixed rod; one end of the transverse scale is vertically arranged in the first sliding groove and is slidably connected with the first sliding groove; One end of the second sliding rod is vertically connected to the upper part of the second fixed rod, and the other end is arranged toward the first fixed rod; a second sliding groove is opened on the side of the second sliding rod facing the first sliding rod; the lower end of the longitudinal scale is vertically arranged in the second sliding groove and is slidably connected to the second sliding groove.

2. A displacement measuring device according to claim 1, characterized in that: It also includes a first bolt, a first auxiliary slide groove is opened on a side surface of the first sliding rod adjacent to the side surface where the first slide groove is located, and the bottom of the first auxiliary slide groove is connected with the side surface of the first slide groove; the screw end of the first bolt passes through the first auxiliary slide groove and is connected to the transverse scale located inside the first slide groove, and the head of the first bolt is arranged outside the first auxiliary slide groove.

3. A displacement measuring device according to claim 2, characterized in that: An internal thread matching the first bolt is provided on the inner wall of the first auxiliary slide groove; and / or a first threaded hole matching the first bolt is provided on the transverse scale located inside the first slide groove, and the screw end of the first bolt is connected to the first threaded hole by threads.

4. A displacement measuring device according to claim 2, characterized in that: It also includes a second bolt, and a second auxiliary slide groove is opened on a side surface of the second sliding rod adjacent to the side surface where the second slide groove is located, and the groove bottom of the second auxiliary slide groove is connected with the side surface of the second slide groove; the screw end of the second bolt passes through the second auxiliary slide groove and is connected to the longitudinal scale located inside the second slide groove, and the head of the second bolt is arranged outside the second auxiliary slide groove.

5. A displacement measuring device according to claim 4, characterized in that: An internal thread matching the second bolt is provided on the inner wall of the second auxiliary slide groove; and / or a second threaded hole matching the second bolt is provided on the longitudinal scale inside the second slide groove, and the screw end of the second bolt is connected to the second threaded hole by threads.

6. A displacement measuring device according to claim 1, characterized in that: The first fixing rod, the second fixing rod, the first sliding rod and the second sliding rod are all made of rigid materials.

7. A displacement measuring device according to any one of claims 1 to 6, characterized in that: The longitudinal scale is arranged in vertical contact with the transverse scale.

8. A displacement measuring device according to claim 7, characterized in that: The longitudinal scale and the transverse scale are both provided with scale lines.

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