CN113819888B - Open-air building gradient measuring device - Google Patents
Open-air building gradient measuring device Download PDFInfo
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- CN113819888B CN113819888B CN202111381697.8A CN202111381697A CN113819888B CN 113819888 B CN113819888 B CN 113819888B CN 202111381697 A CN202111381697 A CN 202111381697A CN 113819888 B CN113819888 B CN 113819888B
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- horizontal
- measuring seat
- measuring device
- fixedly arranged
- vertical
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
- G01C9/12—Measuring inclination, e.g. by clinometers, by levels by using a single pendulum plumb lines G01C15/10
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
- G01C9/02—Details
- G01C9/06—Electric or photoelectric indication or reading means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
- G01C9/02—Details
- G01C9/06—Electric or photoelectric indication or reading means
- G01C2009/066—Electric or photoelectric indication or reading means optical
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention provides an open-air building inclination measuring device, which relates to the technical field of horizontal measurement and comprises the following components: the middle of the bottom of the horizontal measuring seat is integrally provided with a conical boss, and the conical boss protrudes upwards; the middle of the top of the conical boss is rotatably provided with an intermediate shaft through a bearing; the rotating ring is fixedly arranged outside the middle shaft, and compared with a common measuring device, the measuring device provided by the invention has the functions of directly measuring an offset angle, automatically adapting to the aligned slope offset correction function and measuring the inclination of the wall, can more comprehensively measure and calculate the building, and solves the problems that the currently used measuring device does not have the function of automatically adapting to the aligned slope offset correction function, is not beneficial to finding the inclined direction of an inclined plane and does not have the function of measuring the inclination of the wall.
Description
Technical Field
The invention relates to the technical field of horizontal measurement, in particular to an open-air building inclination measuring device.
Background
The common measuring device generally utilizes the principle of liquid level, directly displays angular displacement by a level bubble, measures the deviation degree of the measured surface relative to the horizontal position, the vertical position and the inclined position, has weak moving stability of the bubble, is easy to generate the deviation phenomenon, and starts to use the measuring device with the function of displaying the deviation degree at present.
However, the currently used measuring device does not have a function of automatically adapting to the slope deviation correction, is not beneficial to finding the inclined direction of the inclined plane, and does not have a function of measuring the inclination of the wall.
Disclosure of Invention
In view of the above, the present invention provides an inclination measuring device for an open-air building, which has a horizontal measuring seat, can level an inclined plane, further facilitates measurement of a maximum inclination value of the inclined plane, and also has a vertical measuring seat, and can measure an inclination of a wall.
The invention provides an open-air building inclination measuring device, which specifically comprises:
the middle of the bottom of the horizontal measuring seat is integrally provided with a conical boss, and the conical boss protrudes upwards; the middle of the top of the conical boss is rotatably provided with an intermediate shaft through a bearing;
the rotating ring is fixedly arranged outside the intermediate shaft; the swivel includes: the counterweight rod is integrally arranged on one side of the rotating ring;
the horizontal dial plate is fixedly arranged at the top end of the intermediate shaft, and the horizontal dial plate is vertically aligned with the axis of the counterweight rod; the horizontal dial plate includes: the round glass mirror is fixedly arranged in the middle of one side of the horizontal dial plate through sealant, and scales are arranged outside the round glass mirror;
the central shaft is fixedly arranged in the middle of the round glass mirror;
the mounting sleeve is rotatably arranged outside the central shaft;
the vertical measuring seat is fixedly arranged on one side of the horizontal measuring seat in an inosculating way;
the alignment frame is fixedly arranged on two sides of the vertical measuring seat, and the distance between the two groups of alignment frames on the outermost side is larger than the diameter of the horizontal measuring seat.
Optionally, the leveling seat further comprises: the filling cylinder is integrally arranged on one side of the horizontal measuring seat, and a threaded sealing plug is fixedly arranged in the middle of the outer end of the filling cylinder; the top of the horizontal measuring seat is fixedly provided with a transparent plastic cover which is of a conical structure and is parallel to the inclined plane of the conical boss; a sealing bearing is arranged between the top of the transparent plastic cover and the intermediate shaft.
Optionally, the swivel further includes: the bottom of the counterweight rod is fixedly provided with two groups of pulleys; the fluorescent pointer A is fixedly arranged at the top of the counterweight rod.
Optionally, the weight rod is in an inclined state, and the weight rod is parallel to the inclined plane of the conical boss; the pulley is attached to the outer side of the inclined plane of the conical boss.
Optionally, the horizontal dial further comprises: the opening of the horizontal dial plate is fixedly provided with a sealing cover through threaded connection and matching with a rubber sealing ring; the outside integral type of pipe chute, sealed lid is provided with the pipe chute, and the pipe chute is 45 turnings, and the outer end centre of pipe chute is fixed and is provided with the screw thread sealing plug.
Optionally, the mounting sleeve includes: the fluorescent pointer B is integrally arranged at the top of the mounting sleeve; the bottom of the mounting sleeve is fixedly provided with a hanging stick, the bottom of the hanging stick is fixedly provided with a round pile, and one end of the round pile is fixedly provided with a balancing weight; transparent lubricating oil is filled in the mounting sleeve.
Optionally, the vertical measuring base comprises:
the inner wall of the outer side of the vertical measuring seat is rotatably provided with two groups of suspension rods through hinged connection, and the two groups of suspension rods are positioned symmetrically in the vertical measuring seat;
the other end of the suspender is fixedly provided with the drooping ball;
the fluorescent pointer C is fixedly arranged outside the suspender;
the transparent cover shell is arranged in the opening of the vertical measuring seat in a sealing manner; transparent lubricating oil is filled in the vertical measuring seat; one end of the vertical measuring seat is fixedly provided with a rotary lifting ring.
Optionally, the outside of the transparent housing is provided with two scales, the scales are all 90 °, and the circle center of the scales aligns with the hinged axis of the hanger rod.
Optionally, the rotary hoisting ring comprises: the inside of H shape slide shaft, commentaries on classics rings slides and is provided with H shape slide shaft, and the one end of H shape slide shaft is provided with the handle.
Has the advantages that:
the pulley laminating is outside the inclined plane of awl type boss, and the weight bar can be according to gravity self-adaptation, when measuring the levelness on slope, directly place the level survey seat at the top on inclined plane, then the weight bar utilizes the pulley to slide in the outside of awl type boss, the weight bar self-adaptation is rotatory, find the slope lowermost position, and then the swivel drives the rotatory self-adaptation of jackshaft, just align horizontal dial plate and inclined plane, the slope skew correction function that the self-adaptation was adjusted well is provided, can realize adjusting well to the self-adaptation of gradient.
In addition, utilize the pipe chute can be for the inside packing lubricating oil of horizontal dial plate to the pipe chute can hold the bubble, lets the one side of sealed lid fill up in the time of filling, can remain the bubble in the pipe chute, avoids the inside accumulated bubble of collecting up of horizontal dial plate to influence and observes.
In addition, horizontal dial plate is in the tilt state when the inclined plane top, and fluorescence pointer B is back to back with the position of circle stake, and the weight of balancing weight power can keep fluorescence pointer B perpendicular, and the slope on inclined plane can be shown to the scale of fluorescence pointer B and circle glass mirror, and horizontal dial plate is inside to be provided with transparent lubricating oil, can avoid fluorescence pointer B and the phenomenon such as rocking appear in the in-process of self-adaptation with the circle stake.
In addition, the plumb ball and the hanger rod can automatically adapt to the vertical direction, so that the inclination of the wall can be detected; when measuring the interior angle, when will adjusting the frame directly to paste at the wall, H shape sliding shaft can paste another wall, and then press H shape sliding shaft and can loosen the perpendicular measuring seat temporarily, can conveniently carry out the record of carving on the wall.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments will be briefly described below;
the drawings in the following description relate to some embodiments of the invention only and are not intended to limit the invention;
in the drawings:
fig. 1 shows an overall perspective view of a measuring device according to an embodiment of the invention;
FIG. 2 shows a schematic view of a stereoscopic side-up configuration of a measuring device according to an embodiment of the invention;
FIG. 3 shows a schematic perspective layout of a measurement device according to an embodiment of the invention;
FIG. 4 illustrates a partial three-dimensional floor structure schematic according to an embodiment of the invention;
FIG. 5 illustrates a perspective view of a mounting sleeve according to an embodiment of the present invention;
fig. 6 shows a disassembled perspective view of a horizontal dial according to an embodiment of the invention;
FIG. 7 illustrates a schematic top view internal structure of a vertical metrology mount in accordance with an embodiment of the present invention;
fig. 8 shows a perspective view of a swivel according to an embodiment of the invention.
List of reference numerals
1. A horizontal measuring seat; 101. a conical boss; 102. filling the cylinder; 103. a transparent plastic cover; 2. an intermediate shaft; 3. rotating the ring; 301. a weight lever; 302. a pulley; 303. a fluorescent pointer A; 4. a horizontal dial plate; 401. a round glass mirror; 402. a central shaft; 403. a sealing cover; 404. an inclined tube; 5. installing a sleeve; 501. a fluorescent pointer B; 502. hanging a stick; 503. round piles; 504. a balancing weight; 6. a vertical measuring base; 601. a boom; 602. a drooping ball; 603. a fluorescent pointer C; 604. a transparent cover shell; 7. aligning the frame; 8. turning a lifting ring; 801. h-shaped sliding shafts.
Detailed Description
In order to make the objects, aspects and advantages of the embodiments of the present invention more apparent, the embodiments of the present invention will be described in detail with reference to the accompanying drawings. Unless otherwise indicated, terms used herein have the ordinary meaning in the art. Like reference symbols in the various drawings indicate like elements.
Example (b): please refer to fig. 1 to 8:
the invention provides an open-air building inclination measuring device, which comprises: the middle of the bottom of the horizontal measuring seat 1 is integrally provided with a conical boss 101, and the conical boss 101 protrudes upwards; the middle of the top of the conical boss 101 is rotatably provided with an intermediate shaft 2 through a bearing; the rotating ring 3 is fixedly arranged outside the intermediate shaft 2; the swivel 3 comprises: the counterweight rod 301 is integrally arranged on one side of the rotating ring 3; the horizontal dial 4 is fixedly arranged at the top end of the intermediate shaft 2, and the horizontal dial 4 is vertically aligned with the axis of the counterweight rod 301; the horizontal dial 4 includes: the round glass mirror 401 is fixedly arranged in the middle of one side of the horizontal dial 4 through a sealant, and scales are arranged outside the round glass mirror 401; a central shaft 402, wherein the central shaft 402 is fixedly arranged in the middle of the round glass mirror 401; a mounting sleeve 5, the mounting sleeve 5 being rotatably disposed outside the central shaft 402; the vertical measuring seat 6 is fixedly arranged on one side of the horizontal measuring seat 1 in an inosculating way; the alignment frames 7 are fixedly arranged on two sides of the vertical measuring seat 6, and the distance between the two groups of alignment frames 7 on the outermost side is larger than the diameter of the horizontal measuring seat 1.
Furthermore, according to an embodiment of the present invention, referring to fig. 2, the leveling seat 1 further includes: the horizontal measuring seat comprises a filling cylinder 102, wherein the filling cylinder 102 is integrally arranged on one side of the horizontal measuring seat 1, and a threaded sealing plug is fixedly arranged in the middle of the outer end of the filling cylinder 102; the top of the horizontal measuring seat 1 is fixedly provided with a transparent plastic cover 103, the transparent plastic cover 103 is of a conical structure, and the transparent plastic cover 103 is parallel to the inclined plane of the conical boss 101; a sealing bearing is arranged between the top of the transparent plastic cover 103 and the intermediate shaft 2, and transparent lubricating oil is filled between the transparent plastic cover 103 and the conical boss 101, so that a buffering function can be provided for the balance weight rod 301.
Further, according to an embodiment of the present invention, referring to fig. 8, the swivel 3 further includes: two groups of pulleys 302 are fixedly arranged at the bottom of the counterweight rod 301; the fluorescent pointer A303 is fixedly arranged at the top of the counterweight rod 301, the rotating ring 3 has a rotating function, the counterweight rod 301 is in an inclined state, and the counterweight rod 301 is parallel to the inclined plane of the conical boss 101; the pulley 302 laminating is outside the inclined plane of tapered boss 101, and the weight lever 301 can find the slope bottommost position according to gravity automatic adaptation, drives horizontal dial plate 4 simultaneously and removes, moves horizontal dial plate 4 to the line angle of being convenient for accurate measurement, can realize adjusting well to the automatic adaptation of gradient.
Furthermore, according to an embodiment of the present invention, with reference to fig. 4, the horizontal dial 4 further includes: the sealing cover 403 is fixedly arranged at the opening of the horizontal dial 4 through a threaded connection matched with a rubber sealing ring; the pipe chute 404, the outside integral type of sealed lid 403 is provided with pipe chute 404, pipe chute 404 is 45 turns, and the fixed threaded sealing plug that is provided with in the middle of the outer end of pipe chute 404, utilize pipe chute 404 can be for the inside filling lubricating oil of horizontal dial 4, and pipe chute 404 can hold the bubble, let the one side of sealed lid 403 fill up during filling, can remain the bubble in pipe chute 404, avoid the inside accumulated bubble of horizontal dial 4 to influence the observation.
Further, according to an embodiment of the present invention, referring to fig. 5, the mounting sleeve 5 includes: the fluorescent pointer B501 is integrally arranged at the top of the mounting sleeve 5; the hanging rod 502 is fixedly arranged at the bottom of the mounting sleeve 5, a round pile 503 is fixedly arranged at the bottom of the hanging rod 502, and a balancing weight 504 is fixedly arranged at one end of the round pile 503; transparent lubricating oil is filled in the mounting sleeve 5; the fluorescent pointer B501 provides a function of measuring and calculating an angle, the positions of the fluorescent pointer B501 and the round pile 503 are opposite, the fluorescent pointer B501 and the round pile 503 can be kept vertical, the transparent lubricating oil can avoid the phenomena of shaking and the like of the fluorescent pointer B501 and the round pile 503 in a self-adaptive process, and the effects of buffering and improving accuracy can be achieved.
Further, according to an embodiment of the present invention, referring to fig. 3 and 7, the vertical measuring stand 6 includes: the inner wall of the outer side of the vertical measuring seat 6 is rotatably provided with two groups of suspension rods 601 through hinged connection, and the two groups of suspension rods 601 are symmetrically positioned in the vertical measuring seat 6; a plumb 602, the other end of the suspender 601 is fixedly provided with the plumb 602; a fluorescent pointer C603, wherein the fluorescent pointer C603 is fixedly arranged outside the suspender 601; the transparent cover 604 is arranged at the opening of the vertical measuring seat 6 in a sealing manner; transparent lubricating oil is filled in the vertical measuring seat 6; two scales are arranged outside the transparent cover shell 604, the scales are all 90 degrees, and the circle center of the scales is aligned with the hinge axis of the suspender 601; the vertical measuring seat 6 provides a function of measuring the wall verticality, and the alignment frame 7 is directly attached to the wall surface, and the vertical ball 602 and the hanging rod 601 can automatically adapt to the verticality, so that the wall inclination can be detected.
In addition, according to an embodiment of the present invention, referring to fig. 1, one end of the vertical measuring base 6 is fixedly provided with a rotating ring 8; the rotary hoisting ring 8 comprises: the H-shaped sliding shaft 801 is arranged in the rotary lifting ring 8 in a sliding manner, and one end of the H-shaped sliding shaft 801 is provided with a handle; the rotary lifting ring 8 and the H-shaped sliding shaft 801 provide convenience for application of the vertical measuring base 6, when an inner angle is measured, the alignment frame 7 is directly attached to a wall surface, the H-shaped sliding shaft 801 can be attached to the other wall surface, and the vertical measuring base 6 can be temporarily loosened by pressing the H-shaped sliding shaft 801.
The specific use mode and function of the embodiment are as follows: in the invention, when the levelness of a slope is measured, the horizontal measuring seat 1 is directly placed at the top of the slope, then the counterweight rod 301 slides outside the conical boss 101 by using the pulley 302, the counterweight rod 301 automatically adapts according to gravity, the lowest position of the slope is found, then the rotating ring 3 drives the intermediate shaft 2 to rotate for self-adaptation, the horizontal dial 4 is aligned with the slope, the slope offset correction function of automatic adaptation and alignment is provided, and the positioning is accurate and convenient for measurement.
Furthermore, horizontal dial 4 is in the tilt state when the inclined plane top, fluorescence pointer B501 is back to back with the position of circular pile 503, the weight 504 the weight can keep fluorescence pointer B501 perpendicular, fluorescence pointer B501 and the slope that circular glass mirror 401's scale can show the inclined plane, horizontal dial 4 is inside to be provided with transparent lubricating oil, can avoid fluorescence pointer B501 and circular pile 503 to appear rocking phenomenons such as rocking in the in-process of self-adaptation, can play the effect of buffering and improvement precision.
When the inclination of the wall surface is measured, the alignment frame 7 is directly attached to the wall surface, and the vertical ball 602 and the hanging rod 601 automatically adapt to be vertical, so that the inclination of the wall can be detected; when the inner angle is measured, the aligning frame 7 is directly attached to a wall surface, the H-shaped sliding shaft 801 can be attached to another wall surface, the vertical measuring seat 6 can be temporarily loosened by pressing the H-shaped sliding shaft 801, and operations such as carving, recording and the like can be conveniently carried out on the wall.
Finally, it should be noted that, when describing the positions of the components and the matching relationship therebetween, the present invention is usually illustrated by one/a pair of components, however, it should be understood by those skilled in the art that such positions, matching relationship, etc. are also applicable to other/other pairs of components.
The above description is intended to be illustrative of the present invention and not to limit the scope of the invention, which is defined by the claims appended hereto.
Claims (6)
1. An open air building inclination measuring device, comprising: the device comprises a horizontal measuring seat (1), wherein a conical boss (101) is integrally arranged in the middle of the bottom of the horizontal measuring seat (1); the middle of the top of the conical boss (101) is rotatably provided with an intermediate shaft (2) through a bearing; the rotating ring (3) is fixedly arranged outside the intermediate shaft (2); the swivel (3) comprises: the counterweight rod (301) is integrally arranged on one side of the rotating ring (3); the horizontal dial plate (4) is fixedly arranged at the top end of the intermediate shaft (2), and the horizontal dial plate (4) is vertically aligned with the axis of the balance weight rod (301); the swivel (3) further comprises: the bottom of the counterweight rod (301) is fixedly provided with two groups of pulleys (302); the fluorescent pointer A (303) is fixedly arranged at the top of the counterweight rod (301); the horizontal dial (4) comprises: the glass mirror (401) is fixedly arranged in the middle of one side of the horizontal dial plate (4) through a sealant, and scales are arranged outside the glass mirror (401); the central shaft (402) is fixedly arranged in the middle of the round glass mirror (401); the horizontal dial (4) also comprises: the opening of the horizontal dial (4) is fixedly provided with the sealing cover (403) by matching with a rubber sealing ring through threaded connection; the outer part of the sealing cover (403) is integrally provided with an inclined pipe (404), the inclined pipe (404) is turned at an angle of 45 degrees, and the middle of the outer end of the inclined pipe (404) is fixedly provided with a threaded sealing plug; a mounting sleeve (5), wherein the mounting sleeve (5) is rotatably arranged outside the central shaft (402); the mounting sleeve (5) comprises: the fluorescent pointer B (501) is integrally arranged at the top of the mounting sleeve (5); the bottom of the mounting sleeve (5) is fixedly provided with a hanging rod (502), the bottom of the hanging rod (502) is fixedly provided with a round pile (503), and one end of the round pile (503) is fixedly provided with a balancing weight (504); the vertical measuring seat (6), the vertical measuring seat (6) is fixedly arranged on one side of the horizontal measuring seat (1) in an inosculating way; the alignment frame (7) is fixedly arranged on two sides of the vertical measuring seat (6), and the distance between the two pairs of outermost sides of the alignment frame (7) is larger than the diameter of the horizontal measuring seat (1).
2. The inclination measuring device for open buildings according to claim 1, characterized in that said levelling bench (1) further comprises: the horizontal measuring seat is characterized by comprising a filling cylinder (102), wherein the filling cylinder (102) is integrally arranged on one side of the horizontal measuring seat (1), and a threaded sealing plug is fixedly arranged in the middle of the outer end of the filling cylinder (102); the top of the horizontal measuring seat (1) is fixedly provided with a transparent plastic cover (103), the transparent plastic cover (103) is of a conical structure, and the transparent plastic cover (103) is parallel to the inclined plane of the conical boss (101); a sealing bearing is arranged between the top of the transparent plastic cover (103) and the intermediate shaft (2).
3. The slope measuring device of a surface building according to claim 1, wherein the weight lever (301) is inclined, and the weight lever (301) is parallel to the inclined surface of the tapered boss (101).
4. -inclination measuring device for open buildings according to claim 1, characterised in that said vertical measuring seat (6) comprises: the inner wall of the outer side of the vertical measuring seat (6) is rotatably provided with two groups of suspension rods (601) through hinged connection, and the two groups of suspension rods (601) are positioned symmetrically in the vertical measuring seat (6); the other end of the suspension rod (601) is fixedly provided with a vertical ball (602); a fluorescent pointer C (603), wherein the fluorescent pointer C (603) is fixedly arranged outside the suspender (601); the transparent cover shell (604) is arranged in the opening of the vertical measuring seat (6) in a sealing manner; one end of the vertical measuring seat (6) is fixedly provided with a rotary lifting ring (8).
5. The inclination measuring device for open buildings according to claim 4, characterized in that the transparent casing (604) is externally provided with two scales, each 90 ° and the centre of the scale is aligned with the axis of articulation of the boom (601).
6. The inclination measuring device for open buildings according to claim 4, characterised in that said swivel link (8) comprises: the H-shaped sliding shaft (801) is arranged in the rotary lifting ring (8) in a sliding mode, and one end of the H-shaped sliding shaft (801) is provided with a handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111381697.8A CN113819888B (en) | 2021-11-22 | 2021-11-22 | Open-air building gradient measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111381697.8A CN113819888B (en) | 2021-11-22 | 2021-11-22 | Open-air building gradient measuring device |
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| Publication Number | Publication Date |
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| CN113819888A CN113819888A (en) | 2021-12-21 |
| CN113819888B true CN113819888B (en) | 2022-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111381697.8A Active CN113819888B (en) | 2021-11-22 | 2021-11-22 | Open-air building gradient measuring device |
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| CN (1) | CN113819888B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203744974U (en) * | 2013-12-23 | 2014-07-30 | 长安大学 | Hanging hammer type road slope measuring instrument |
| CN104764484A (en) * | 2014-01-03 | 2015-07-08 | 黄有能 | Multifunctional azimuth inclination measuring instrument |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3742844B2 (en) * | 1996-10-04 | 2006-02-08 | 株式会社アミテック | Inclination or vibration or acceleration detection device |
| GB2344887B (en) * | 1998-12-10 | 2000-11-01 | Crichton Edward Mcgrego Miller | Surveying navigation and astronomy instrument |
| CN102042823B (en) * | 2009-10-26 | 2014-02-26 | 北京信息科技大学 | Inclination angle measuring device and measuring method thereof |
| CN209541733U (en) * | 2019-02-20 | 2019-10-25 | 青岛恒生源集团建设有限公司 | A kind of building monitoring building inclination alarming device |
| CN213632084U (en) * | 2021-01-06 | 2021-07-06 | 毛小超 | Detection device for building engineering supervision |
-
2021
- 2021-11-22 CN CN202111381697.8A patent/CN113819888B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203744974U (en) * | 2013-12-23 | 2014-07-30 | 长安大学 | Hanging hammer type road slope measuring instrument |
| CN104764484A (en) * | 2014-01-03 | 2015-07-08 | 黄有能 | Multifunctional azimuth inclination measuring instrument |
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| CN113819888A (en) | 2021-12-21 |
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