Adjustable portable inclinometer

Abstract

The utility model discloses an adjustable portable inclinometer, and relates to the technical field of geotechnical engineering. The device comprises a mounting rod, measuring assemblies are arranged above and below the mounting rod, and lifting assemblies are arranged on the two sides of the mounting rod; a lead screw in the measuring assembly is rotationally connected to the inner side of a mounting rod in the vertical direction, the upper portion and the lower portion of the outer wall of the lead screw are both sleeved with telescopic rods in a threaded mode, and one end of each telescopic rod penetrates through the two ends of the mounting rod and is fixedly connected with a mounting shell. According to the utility model, the screw rod and the telescopic rod in the measuring assembly drive the measuring rod and the roller to ascend and descend, and meanwhile, the mounting seat and the first motor drive the measuring rod and the roller to rotate in the horizontal direction, so that the problem that the inclination of different inner walls of a drilled hole is inconvenient to measure in the prior art is solved; the sleeve rod and the threaded rod in the lifting assembly drive the sleeve ring and the mounting rod to ascend and descend, so that the measuring structure on the mounting rod can ascend and descend stably, and the problem that existing lifting stability is poor is solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of geotechnical engineering, in particular to an adjustable portable inclinometer. Background Art

[0002] Geotechnical engineering is all kinds of underground construction engineering related to rock and soil. It belongs to civil engineering. The main research direction is underground engineering such as slopes, foundation pits, tunnels, etc. In the design and construction process of geotechnical engineering, the inclinometer is a relatively common instrument, which is mainly used to measure the top angle or azimuth of engineering structures such as boreholes, foundation pits, foundations, walls and dam slopes;

[0003] The existing document with publication number CN216894368U discloses an adjustable portable inclinometer, including a controller, an inclinometer main rod, an inclinometer rod 1, an inclinometer rod 2, an inclinometer probe, two roller assemblies and two distance sensor assemblies, wherein the inclinometer main rod is provided with an adjustment assembly, the roller assemblies are provided with automatic adjustment assemblies, and the inclinometer probe is provided with a retractable protection structure;

[0004] However, it still has the following disadvantages in actual use:

[0005] The adjustable portable inclinometer described above has an inclinometer rod 1 and an inclinometer rod 2 inserted into the two ends of the inclinometer rod in a mirror-image manner, and the inclinometer rod 1 and the inclinometer rod 2 are both provided with a roller assembly and a distance sensor assembly, and the roller assembly and the distance sensor assembly are used to detect the inclination of the inner wall of the borehole. However, since the inclinometer rod 1 and the inclinometer rod 2 cannot rotate with the inclinometer rod, and the installation positions of the roller assembly and the distance sensor assembly on the inclinometer rod 1 and the inclinometer rod 2 are fixed, it is inconvenient to perform inclinometer work on different inner walls of the borehole.

[0006] The above-mentioned adjustable portable inclinometer is electrically connected to a controller via a cable, and the inclinometer includes an inclinometer main rod, inclinometer rod 1, inclinometer rod 2 and an inclinometer probe. In addition, inclinometer rod 1 and inclinometer rod 2 are also provided with a roller assembly and a distance sensor assembly. The inclinometer as a whole lacks a structure for stabilizing the inclinometer, which makes it inconvenient to stably place the inclinometer into or take it out of the borehole, so that the inclinometer may collide with the inner wall of the borehole during the placement or removal process, which may cause damage to the inclinometer. Utility Model Content

[0007] The utility model aims to provide an adjustable portable inclinometer, which drives a measuring rod and a roller to be raised and lowered by a screw rod and a telescopic rod in a measuring assembly, and drives the measuring rod and the roller to rotate in a horizontal direction by a mounting seat and a first motor, thereby solving the problem that it is inconvenient to measure the inclination of different inner walls of a borehole. The sleeve rod and the threaded rod in the lifting assembly drive the sleeve ring and the mounting rod to be raised and lowered, so that the measuring structure on the mounting rod can be stably raised and lowered, thereby solving the problem of poor lifting stability in the prior art.

[0008] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0009] The utility model is an adjustable portable inclinometer, comprising a mounting rod, measuring components are arranged above and below the mounting rod, and lifting components are arranged on both sides of the mounting rod;

[0010] The screw in the measuring assembly is connected to the inner side of the mounting rod along the vertical rotation, and telescopic rods are threadedly sleeved on the upper and lower sides of the outer wall of the screw, one end of the telescopic rod passes through the two ends of the mounting rod respectively and is fixedly connected to the mounting shell, the top of the mounting shell is rotatably connected to a turntable, the inside of the mounting shell is fixedly connected to a first motor, the output shaft of the first motor passes through the top of the mounting shell and is fixedly connected to the bottom of the turntable, the top of the turntable is fixedly connected to a mounting seat, the front and rear end surfaces of the mounting seat are rotatably connected to connecting rods, the end of the connecting rod away from the mounting seat is fixedly connected to a measuring rod, and rollers are movably connected to both sides of the measuring rod;

[0011] The collars in the lifting assembly are respectively sleeved on the upper and lower sides of the outer wall of the mounting rod, and arc plates are movably connected on both sides of the collars. Mounting plates are welded on the outer wall of the arc plates away from the collars. A sleeve rod is rotatably penetrated through the center of the surface of the mounting plate, a large gear is sleeved on the upper side of the outer wall of the sleeve rod, a threaded rod is connected to the inner thread of the sleeve rod, a nut is sleeved on the bottom thread of the threaded rod, and a fixing plate is fixedly connected to the top end of the threaded rod.

[0012] Furthermore, the upper and lower parts of the mounting rod are fixedly connected with bearing seats, and both ends of the screw rod rotate and penetrate the bearing seats.

[0013] Furthermore, a rotating shaft is rotatably passed through the front and rear end surfaces of the mounting rod, and a knob is fixedly connected to the end of the rotating shaft located on the outside of the mounting rod. Bevel gears are sleeved on the center position of the outer wall of the screw rod and the end of the rotating shaft located on the inside of the mounting rod, and the bevel gears are meshed and connected to each other.

[0014] Furthermore, inner rods are movably sleeved on both sides of the interior of the measuring rod, and the roller is rotatably connected to one end of the inner rod located on the outside of the measuring rod.

[0015] Furthermore, a first bolt is threadedly penetrated on the measuring rod, and one end of the first bolt is threadedly connected to the inside of a first positioning hole located on the inner rod.

[0016] Furthermore, a groove is provided on the outer surface of the collar, and protrusions are movably connected on both sides of the inner side of the groove. An outer wall of one side of the protrusion passes through the groove and is welded to an outer wall of one side of the arc plate close to the collar.

[0017] Furthermore, abutment plates are movably sleeved on both sides of the interior of the fixed plate, one end of the abutment plates respectively penetrates the outer walls of both sides of the fixed plate and is bonded with rubber blocks, and second bolts are threadedly penetrated on both sides of the upper surface of the fixed plate, and one end of the second bolt is threadedly connected to the inside of the second positioning hole on the abutment plate.

[0018] Furthermore, a second motor is fixedly connected to one side of the lower surface of the mounting plate via a motor frame, a small gear is sleeved on the output shaft of the second motor, and the large gear and the small gear are meshed with each other.

[0019] The utility model has the following beneficial effects:

[0020] The utility model sets a measuring component, rotates the screw rod, and under the action of the threaded connection between the screw rod and the lifting rod, the lifting rod moves relative to the mounting rod, adjusts the distance between the upper and lower adjacent measuring rods and rollers, and measures the inclination of the inner wall of the borehole through the distance measuring sensor and the roller on the measuring rod. At the same time, when it is necessary to measure the inclination of multiple inner walls of the borehole, the first motor is started, and the output shaft of the first motor drives the mounting seat to rotate through the turntable, so that the mounting seat drives the measuring rod and the roller to rotate in the horizontal direction, which is convenient for measuring the inclination of different inner walls of the borehole.

[0021] The utility model sets a lifting component, when it is necessary to put in or take out the measuring structure on the measuring rod, the second motor is started, the output shaft of the second motor drives the small gear to rotate synchronously, and under the action of the meshing connection between the large gear and the small gear, the sleeve rod is rotated relative to the threaded rod, and at the same time, under the action of the threaded connection between the sleeve rod and the threaded rod, the sleeve rod drives the installation rod to be lifted and lowered through the sleeve ring, so that the inclinometer structure can be stably put into or taken out of the borehole, and the inclinometer structure can be prevented from colliding with the hole wall during the lifting process. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for describing the embodiments are briefly introduced below.

[0023] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0024] Figure 2 It is a schematic diagram of the structure of the measuring component of the utility model;

[0025] Figure 3 It is a structural schematic diagram of the screw rod of the utility model;

[0026] Figure 4 It is a structural schematic diagram of the mounting seat of the utility model;

[0027] Figure 5 It is a structural schematic diagram of the measuring rod of the utility model;

[0028] Figure 6 It is a structural schematic diagram of the lifting assembly of the utility model;

[0029] Figure 7 It is a structural schematic diagram of the sleeve ring of the utility model;

[0030] Figure 8 This is a structural disassembly diagram of the curved plate of the utility model;

[0031] Fig. 9 It is a structural schematic diagram of the fixing plate of the utility model.

[0032] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0033] 1. Mounting rod; 2. Measuring assembly; 21. Screw rod; 211. Bearing seat; 212. Rotating shaft; 213. Knob; 214. Bevel gear; 22. Telescopic rod; 221. Mounting shell; 23. Mounting seat; 231. Turntable; 232. First motor; 24. Measuring rod; 241. Connecting rod; 242. First bolt; 25. Roller; 251. Inner rod; 252. First positioning hole; 3. Lifting assembly; 31. Ring; 311. Groove; 32. Arc plate; 321. Bump; 322. Mounting plate; 33. Sleeve rod; 331. Large gear; 34. Threaded rod; 341. Nut; 35. Fixing plate; 351. Abutment plate; 352. Rubber block; 353. Second bolt; 354. Second positioning hole; 36. Second motor; 361. Motor frame; 362. Pinion. DETAILED DESCRIPTION

[0034] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0035] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 As shown, the utility model is an adjustable portable inclinometer, comprising a mounting rod 1, and measuring components 2 are arranged above and below the mounting rod 1;

[0036] The screw rod 21 in the measuring component 2 is connected to the inner side of the mounting rod 1 in a vertical rotational manner. The upper and lower parts of the mounting rod 1 are fixedly connected with bearing seats 211. Both ends of the screw rod 21 rotate and penetrate the bearing seats 211. The front and rear end surfaces of the mounting rod 1 rotate and penetrate with rotating shafts 212. The ends of the rotating shafts 212 located on the outer side of the mounting rod 1 are fixedly connected with knobs 213. The center position of the outer wall of the screw rod 21 and the end of the rotating shaft 212 located on the inner side of the mounting rod 1 are sleeved with bevel gears 214, and the bevel gears 214 are meshed and connected with each other.

[0037] A telescopic rod 22 is threadedly sleeved on the upper and lower sides of the outer wall of the screw rod 21. One end of the telescopic rod 22 passes through the two ends of the mounting rod 1 and is fixedly connected to a mounting shell 221. A turntable 231 is rotatably connected to the top of the mounting shell 221. A first motor 232 is fixedly connected to the inside of the mounting shell 221. The output shaft of the first motor 232 passes through the top of the mounting shell 221 and is fixedly connected to the bottom of the turntable 231. A mounting seat 23 is fixedly connected to the top of the turntable 231.

[0038] The front and rear end surfaces of the mounting seat 23 are both rotatably connected with connecting rods 241, and one end of the connecting rod 241 away from the mounting seat 23 is fixedly connected with a measuring rod 24. Both ends of the measuring rod 24 are also equipped with distance measuring sensors. Since the distance measuring sensor is a common electronic device and belongs to one of the conventional structures on the inclinometer, it is not shown in the figure;

[0039] Both sides of the measuring rod 24 are movably connected with rollers 25, and both sides of the inside of the measuring rod 24 are movably sleeved with inner rods 251, and the rollers 25 are rotatably connected to one end of the inner rod 251 located outside the measuring rod 24, and the measuring rod 24 is threaded with a first bolt 242, and one end of the first bolt 242 is threadedly connected to the inside of a first positioning hole 252 located on the inner rod 251;

[0040] Based on the above arrangement, when in use, the knob 213 is first turned, and the knob 213 drives the bevel gear 214 to rotate synchronously through the rotating shaft 212, and the screw rod 21 is rotated under the action of the meshing connection between the bevel gears 214. At the same time, under the action of the threaded connection between the screw rod 21 and the lifting rod, the lifting rod drives the mounting seat 23 and the measuring rod 24 to be lifted and lowered through the mounting shell 221. When the distance between the upper and lower adjacent measuring rods 24 reaches a preset value range, the knob 213 is stopped from being turned;

[0041] Next, the spacing between the left and right adjacent rollers 25 is adjusted according to the inner diameter of the drilled hole, and the first bolt 242 is screwed so that one end of the first bolt 242 moves out from the first positioning hole 252, and an external force is applied to the inner rod 251 so that the inner rod 251 drives the roller 25 to move relative to the measuring rod 24. When the spacing between the left and right adjacent rollers 25 reaches a preset value, the first bolt 242 is screwed again so that one end of the first bolt 242 is threadedly connected to the inside of the new first positioning hole 252.

[0042] Finally, the mounting rod 1 is placed into the borehole, and the rollers 25 are respectively pressed against the inner wall of the borehole to be measured, and the distance measuring sensor on the measuring rod 24 is used to measure the inclination of the inner wall of the borehole, thereby realizing the inclination measurement of the inner wall of the borehole;

[0043] And when it is necessary to measure the inclination of different inner walls of the borehole, start the first motor 232, the output shaft of the first motor 232 drives the turntable 231 to rotate synchronously, and the turntable 231 drives the mounting seat 23 and the measuring rod 24 to rotate on the horizontal plane, thereby realizing the inclination measurement of different inner walls of the borehole.

[0044] See also Figure 1 , Figure 6 , Figure 7 , Figure 8 and Fig. 9 As shown, both sides of the mounting rod 1 are provided with lifting components 3, and the collars 31 in the lifting components 3 are respectively sleeved on the upper and lower sides of the outer wall of the mounting rod 1, and both sides of the collars 31 are movably connected with arc plates 32, and a groove 311 is provided on the outer surface of the collar 31, and both sides of the groove 311 are movably connected with protrusions 321, and one side outer wall of the protrusion 321 penetrates the groove 311 and is welded to the outer wall of the arc plate 32 near the collar 31;

[0045] A mounting plate 322 is welded on the outer wall of the arc plate 32 away from the collar 31. A sleeve rod 33 is rotatably passed through the center of the surface of the mounting plate 322. A large gear 331 is sleeved on the outer wall of the sleeve rod 33. A threaded rod 34 is connected to the inner thread of the sleeve rod 33. A nut 341 is sleeved on the bottom end of the threaded rod 34.

[0046] The top of the threaded rod 34 is fixedly connected to a fixing plate 35, and both sides of the fixing plate 35 are movably sleeved with abutment plates 351, one end of the abutment plates 351 respectively penetrates through the outer walls of both sides of the fixing plate 35 and is bonded with rubber blocks 352, and both sides of the upper surface of the fixing plate 35 are threadedly penetrated by second bolts 353, and one end of the second bolts 353 is threadedly connected to the inside of the second positioning hole 354 on the abutment plate 351;

[0047] A second motor 36 is fixedly connected to one side of the lower surface of the mounting plate 322 through a motor frame 361. A pinion 362 is sleeved on the output shaft of the second motor 36. The large gear 331 and the pinion 362 are meshed with each other.

[0048] Based on the above arrangement, firstly, threaded rods 34 of different lengths are selected according to the depth of the drilling hole, and the top ends of the threaded rods 34 are fixedly connected to the two sides of the lower surface of the fixing plate 35, and at the same time, the mounting rod 1 and the inclinometer structure are installed between the threaded rods 34 through the threaded connection between the sleeve rod 33 and the threaded rod 34;

[0049] Next, the fixing plate 35 is placed at the opening of the drilled hole, and the second bolt 353 is screwed so that one end of the second bolt 353 moves out from the second positioning hole 354, and an external force is applied to the abutment rod so that the abutment rod moves relative to the fixing plate 35. When the rubber block 352 on the abutment rod abuts against the inner walls of both sides of the drilled hole, the second bolt 353 is screwed again so that one end of the second bolt 353 is threadedly connected to the inside of the new second positioning hole 354.

[0050] Finally, when it is necessary to insert or remove the mounting rod 1 and the inclinometer structure, the second motor 36 is started, and the output shaft of the second motor 36 drives the small gear 362 to rotate synchronously, and under the action of the meshing connection between the large gear 331 and the small gear 362, the sleeve rod 33 is rotated. At the same time, under the action of the threaded connection between the sleeve rod 33 and the threaded rod 34, the collar 31 drives the mounting rod 1 to rise and fall inside the borehole, thereby realizing the taking and placing of the mounting rod 1 and the inclinometer structure.

[0051] The above are only preferred embodiments of the present invention and do not limit the present invention. Any modification to the technical solutions recorded in the aforementioned embodiments and any equivalent replacement of some of the technical features therein, any modification, equivalent replacement, and improvement made are all within the protection scope of the present invention.

Claims

1. An adjustable portable inclinometer, comprising a mounting rod (1), characterized in that: A measuring assembly (2) is provided above and below the mounting rod (1), and a screw rod (21) in the measuring assembly (2) is rotatably connected to the inner side of the mounting rod (1) in a vertical direction, and a telescopic rod (22) is threadedly sleeved above and below the outer wall of the screw rod (21), and one end of the telescopic rod (22) passes through both ends of the mounting rod (1) and is fixedly connected to a mounting shell (221), and a rotating disk (231) is rotatably connected to the top of the mounting shell (221), and the interior of the mounting shell (221) is fixedly A first motor (232) is connected, the output shaft of the first motor (232) passes through the top of the mounting shell (221) and is fixedly connected to the bottom of the rotating disk (231), the top of the rotating disk (231) is fixedly connected to a mounting seat (23), the front and rear end surfaces of the mounting seat (23) are rotatably connected to connecting rods (241), one end of the connecting rod (241) away from the mounting seat (23) is fixedly connected to a measuring rod (24), and both sides of the measuring rod (24) are movably connected to rollers (25); The mounting rod (1) is provided with lifting assemblies (3) on both sides, and the collars (31) in the lifting assemblies (3) are respectively sleeved on the upper and lower sides of the outer wall of the mounting rod (1), and arc plates (32) are movably connected to both sides of the collars (31), and a mounting plate (322) is welded to the outer wall of the arc plate (32) on the side away from the collars (31), a sleeve rod (33) is rotatably penetrated through the center of the surface of the mounting plate (322), and a large gear (331) is sleeved on the upper side of the outer wall of the sleeve rod (33), a threaded rod (34) is connected to the inner thread of the sleeve rod (33), and a nut (341) is sleeved on the bottom end of the threaded rod (34), and a fixing plate (35) is fixedly connected to the top end of the threaded rod (34).

2. An adjustable portable inclinometer according to claim 1, characterized in that: The upper and lower parts of the mounting rod (1) are fixedly connected to bearing seats (211), and both ends of the screw rod (21) rotate and penetrate the bearing seats (211).

3. An adjustable portable inclinometer according to claim 2, characterized in that: A rotating shaft (212) is rotatably passed through the front and rear end surfaces of the mounting rod (1), and a knob (213) is fixedly connected to one end of the rotating shaft (212) located outside the mounting rod (1). A bevel gear (214) is sleeved at the center of the outer wall of the screw rod (21) and one end of the rotating shaft (212) located inside the mounting rod (1), and the bevel gears (214) are meshedly connected to each other.

4. The adjustable portable inclinometer according to claim 1, characterized in that: Inner rods (251) are movably sleeved on both sides of the measuring rod (24), and the roller (25) is rotatably connected to one end of the inner rod (251) located outside the measuring rod (24).

5. An adjustable portable inclinometer according to claim 4, characterized in that: The measuring rod (24) is threadedly penetrated by a first bolt (242), and one end of the first bolt (242) is threadedly connected to the inside of a first positioning hole (252) located on the inner rod (251).

6. The adjustable portable inclinometer according to claim 1, characterized in that: A groove (311) is provided on the outer surface of the collar (31), and protrusions (321) are movably connected to both sides of the inside of the groove (311), and an outer wall of one side of the protrusion (321) passes through the groove (311) and is welded to an outer wall of one side of the arc plate (32) close to the collar (31).

7. The adjustable portable inclinometer according to claim 1, characterized in that: Abutment plates (351) are movably sleeved on both sides of the interior of the fixing plate (35), and one end of the abutment plates (351) respectively penetrates through the outer walls of both sides of the fixing plate (35) and is bonded with rubber blocks (352). Second bolts (353) are threadedly penetrated through both sides of the upper surface of the fixing plate (35), and one end of the second bolt (353) is threadedly connected to the inside of a second positioning hole (354) on the abutment plate (351).

8. The adjustable portable inclinometer according to claim 1, characterized in that: A second motor (36) is fixedly connected to one side of the lower surface of the mounting plate (322) via a motor frame (361), and a pinion (362) is sleeved on the output shaft of the second motor (36), and the large gear (331) and the pinion (362) are meshedly connected to each other.

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