CN112129203A - Continuous observation ruler for building cracks - Google Patents
Continuous observation ruler for building cracks Download PDFInfo
- Publication number
- CN112129203A CN112129203A CN202010979632.2A CN202010979632A CN112129203A CN 112129203 A CN112129203 A CN 112129203A CN 202010979632 A CN202010979632 A CN 202010979632A CN 112129203 A CN112129203 A CN 112129203A
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- fixing plate
- guide rail
- compass
- turning
- conducting rod
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/14—Measuring arrangements characterised by the use of mechanical techniques for measuring distance or clearance between spaced objects or spaced apertures
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a building crack continuous observation ruler. Comprises a first fixing plate and a second fixing plate; the first fixing plate and the second fixing plate are respectively provided with a fixing hole; the second fixing plate and the first fixing plate are arranged at intervals left and right, a first rigid conducting rod is movably hinged at the left end of the first fixing plate, a rigid conducting rod turning gear is mounted at the right end of the second fixing plate, a second rigid conducting rod is movably hinged at the top of the rigid conducting rod turning gear, and the first rigid conducting rod and the second rigid conducting rod are movably hinged together; a turning guide rail is horizontally and slidably arranged on the second fixing plate, turning guide rail teeth are arranged on two opposite side edges of the top of the turning guide rail, and the turning guide rail teeth are meshed with a turning gear of the rigid conducting rod; a compass pointer gear is installed on the second fixing plate through rotation of the rotating shaft and meshed with the direction-changing guide rail teeth, a compass is fixedly installed on the second fixing plate, and the rotating shaft penetrates through the compass upwards and is connected with a compass pointer at the top of the rotating shaft. The invention can continuously observe the crack.
Description
Technical Field
The invention belongs to the field of construction and reinforcement of constructional engineering, and particularly relates to a continuous observation ruler for a building crack.
Background
The construction engineering has some ancient buildings, and the building components with quality problems have relatively large cracks. The existing crack observation mode generally adopts a straight ruler to measure or adopts a feeler gauge to measure cracks. The straight edge measures cracks with poor accuracy and no continuity. Feelers are generally suitable for smaller cracks and are not accurate. In order to continuously observe the cracks, an observation ruler with relatively high sensitivity needs to be invented to solve the problem of observing the building cracks.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention aims to provide a building crack continuous observation ruler.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a building crack continuous observation ruler comprises a first fixing plate and a second fixing plate;
the first fixing plate and the second fixing plate are respectively provided with at least three fixing holes which are uniformly distributed; the second fixing plate and the first fixing plate are arranged right and left oppositely at intervals, a first rigid conducting rod is movably hinged at the left end of the first fixing plate, a rigid conducting rod turning gear capable of rotating for 360 degrees is installed at the right end of the second fixing plate, a second rigid conducting rod is movably hinged at the top of the rigid conducting rod turning gear, and the left end of the first rigid conducting rod and the right end of the second rigid conducting rod are movably hinged together;
a turning guide rail is horizontally and freely slidably mounted on the second fixing plate on the outer side of the turning gear of the rigid conducting rod, the length direction of the turning guide rail is the sliding direction of the turning guide rail, turning guide rail teeth are arranged on the inner side edge and the outer side edge opposite to the top of the turning guide rail, and the turning guide rail teeth on the inner side edge of the turning guide rail are meshed with the turning gear of the rigid conducting rod;
compass pointer gear is installed through the pivot rotation in the diversion guide rail outside on the second fixed plate, and compass pointer gear meshes with the diversion guide rail tooth on diversion guide rail outside limit mutually, has the compass with compass pointer gear eccentric fixed mounting on the second fixed plate, and the compass upper surface is equipped with the scale, and the pivot upwards passes the compass and is connected with the compass at the pivot top.
Preferably, the mode of freely installing the diversion guide rail on the second fixed plate outside the rigid conduction rod diversion gear in the horizontal sliding mode is as follows: a turning guide rail sliding groove is formed in the bottom of the turning guide rail along the length direction of the turning guide rail, at least two guide posts are installed on the outer side of the rigid transmission rod turning gear on the second fixing plate, all the guide posts are on the same horizontal straight line, the guide posts are embedded in the turning guide rail sliding groove, and the turning guide rail sliding groove can horizontally and freely slide along the guide posts, so that the horizontal free sliding of the turning guide rail on the second fixing plate is achieved.
Preferably, the turning guide rail extends out of the right end of the second fixing plate.
Preferably, the first fixed plate and the first rigid conductive rod are movably hinged in a manner that: the left end fixed mounting of first fixed plate has vertical connecting piece, and vertical connecting piece is towards the perpendicular fixedly connected with horizontal connecting piece of second fixed plate orientation again, and the one end of horizontal connecting piece is articulated with first rigidity conduction pole activity.
Preferably, the compass is eccentrically and fixedly installed on the second fixing plate and the compass pointer gear in the following mode: at least two compass supports which are uniformly distributed are vertically and fixedly arranged at the periphery of the rotating shaft on the second fixing plate, and a compass is fixedly arranged at the top of each compass support.
Has the advantages that:
1. the invention can continuously observe the crack;
2. the invention has high measurement sensitivity;
3. the invention is mainly used for measuring the change of the crack in a time period.
Drawings
FIG. 1: the invention has no compass structure;
FIG. 2: the invention is provided with a structural schematic diagram of a compass;
FIG. 3: the second fixing plate, the guide post, the turning guide rail and the turning guide rail sliding groove are matched to form a side view structure schematic diagram;
FIG. 4: a main view structure schematic diagram of the second fixing plate, the guide post, the turning guide rail sliding groove, the compass pointer gear, the compass pointer and the compass in cooperation;
FIG. 5: the invention is a schematic diagram of a use state;
wherein the reference numerals are: 1.1-a first fixing plate, 1.2-a second fixing plate; 2-fixing the holes; 3.1-a first rigid conductive rod, 3.2-a second rigid conductive rod; 4-a rigid conduction rod change gear; 5-a turning guide rail; 6-deflection guide rail teeth; 7-a direction-changing guide rail chute; 8-a guide post; 9-a rotating shaft; 10-compass pointer gear; 11-a compass; 12-compass pointer; 13-vertical connections; 14-horizontal connectors; 15-compass pillar; 16-a building crack to be observed; 17-the building to be observed.
Detailed Description
The present invention will be further described with reference to the following specific examples. It should be understood that the following examples are illustrative only and are not intended to limit the scope of the present invention.
Example 1
As shown in fig. 1-4, a building crack continuous observation ruler comprises a first fixing plate 1.1 and a second fixing plate 1.2; four fixing holes 2 which are uniformly distributed are reserved on the first fixing plate 1.1 and the second fixing plate 1.2 respectively; the second fixing plate 1.2 and the first fixing plate 1.1 are arranged right and left opposite to each other at intervals, the left end of the first fixing plate 1.1 is movably hinged with a first rigid conducting rod 3.1 (made of stainless steel), the right end of the second fixing plate 1.2 is provided with a rigid conducting rod change gear 4 capable of rotating by 360 degrees, the top of the rigid conducting rod change gear 4 is movably hinged with a second rigid conducting rod 3.2 (made of stainless steel), and the left end of the first rigid conducting rod 3.1 and the right end of the second rigid conducting rod 3.2 are movably hinged together; a direction-changing guide rail 5 is horizontally and freely slidably mounted on a second fixing plate 1.2 on the outer side of the direction-changing gear 4 of the rigid conducting rod, the direction-changing guide rail 5 extends out of the right end of the second fixing plate 1.2, the length direction of the direction-changing guide rail 5 is the sliding direction of the direction-changing guide rail, opposite inner and outer sides of the top of the direction-changing guide rail 5 are provided with direction-changing guide rail teeth 6, and the direction-changing guide rail teeth 6 on the inner side edge of the direction-changing guide rail 5 are meshed with; compass pointer gear 10 is installed through pivot 9 rotation in the diversion guide rail 5 outside on second fixed plate 1.2, and compass pointer gear 10 meshes with diversion guide rail tooth 6 on diversion guide rail 5 outside limit mutually, and second fixed plate 1.2 goes up and compass pointer gear 10 eccentric fixed mounting has compass 11, and compass 11 upper surface is equipped with the scale, and pivot 9 upwards passes the center of compass 11 and is connected with compass pointer 12 at pivot 9 top.
Wherein, the mode of freely installing diversion guide rail 5 on the second fixed plate 1.2 of rigid conduction pole diversion gear 4 outside level is: a turning guide rail sliding groove 7 is formed in the bottom of the turning guide rail 5 along the length direction of the turning guide rail, at least two guide posts 8 are mounted on the second fixing plate 1.2 on the outer side of the rigid conducting rod turning gear 4, all the guide posts 8 are on the same horizontal straight line, the guide posts 8 are embedded in the turning guide rail sliding groove 7, and the turning guide rail sliding groove 7 can horizontally and freely slide along the guide posts 8, so that the turning guide rail 5 can horizontally and freely slide on the second fixing plate 1.2; the first fixing plate 1.1 and the first rigid conductive rod 3.1 are hinged in a movable mode: a vertical connecting piece 13 is fixedly installed at the left end of the first fixing plate 1.1, a horizontal connecting piece 14 is vertically and fixedly connected to the vertical connecting piece 13 towards the direction of the second fixing plate 1.2, and one end of the horizontal connecting piece 14 is movably hinged with the first rigid conducting rod 3.1; the compass 11 is eccentrically and fixedly arranged on the second fixing plate 1.2 and the compass pointer gear 10 in the following mode: three compass supports 15 which are uniformly distributed are vertically and fixedly arranged on the second fixing plate 1.2 at the peripheral position of the rotating shaft 9, and a compass 11 is fixedly arranged at the top of each compass support 15.
As shown in fig. 5, the working process of the present invention is:
(1) respectively placing a first fixing plate 1.1 and a second fixing plate 1.2 at two sides of a crack 16 of a building to be observed, and respectively fixing the first fixing plate 1.1 and the second fixing plate 1.2 on the building 17 to be observed through fixing holes 2 on the first fixing plate 1.1 and the second fixing plate 1.2 by using steel nails;
(2) when the crack 16 of the building to be observed moves, the first rigid transmission rod 3.1 and the second rigid transmission rod 3.2 are driven to move, and the rigid transmission rod change gear 4 is movably hinged to the second rigid transmission rod 3.2, so that when the second rigid transmission rod 3.2 moves, the rigid transmission rod change gear 4 rotates, and after the rigid transmission rod change gear 4 rotates, the change guide rail 5 is driven to horizontally move on the second fixing plate 1.2;
(3) the direction-changing guide rail 5 drives the compass pointer gear 10 to rotate, and further drives the compass pointer 12 to rotate;
(4) initial calibration data is recorded and compass 11 readings are recorded at intervals.
Claims (5)
1. The utility model provides a building crack lasts observation chi which characterized in that: comprises a first fixing plate and a second fixing plate;
the first fixing plate and the second fixing plate are respectively provided with at least three fixing holes which are uniformly distributed; the second fixing plate and the first fixing plate are arranged right and left oppositely at intervals, a first rigid conducting rod is movably hinged at the left end of the first fixing plate, a rigid conducting rod turning gear capable of rotating for 360 degrees is installed at the right end of the second fixing plate, a second rigid conducting rod is movably hinged at the top of the rigid conducting rod turning gear, and the left end of the first rigid conducting rod and the right end of the second rigid conducting rod are movably hinged together;
a turning guide rail is horizontally and freely slidably mounted on the second fixing plate on the outer side of the turning gear of the rigid conducting rod, the length direction of the turning guide rail is the sliding direction of the turning guide rail, turning guide rail teeth are arranged on the inner side edge and the outer side edge opposite to the top of the turning guide rail, and the turning guide rail teeth on the inner side edge of the turning guide rail are meshed with the turning gear of the rigid conducting rod;
compass pointer gear is installed through the pivot rotation in the diversion guide rail outside on the second fixed plate, and compass pointer gear meshes with the diversion guide rail tooth on diversion guide rail outside limit mutually, has the compass with compass pointer gear eccentric fixed mounting on the second fixed plate, and the compass upper surface is equipped with the scale, and the pivot upwards passes the compass and is connected with the compass at the pivot top.
2. The building crack continuous observation ruler of claim 1, wherein the mode of horizontally and freely slidably installing the direction-changing guide rail on the second fixing plate outside the direction-changing gear of the rigid conduction rod is as follows: a turning guide rail sliding groove is formed in the bottom of the turning guide rail along the length direction of the turning guide rail, at least two guide posts are installed on the outer side of the rigid transmission rod turning gear on the second fixing plate, all the guide posts are on the same horizontal straight line, the guide posts are embedded in the turning guide rail sliding groove, and the turning guide rail sliding groove can horizontally and freely slide along the guide posts, so that the horizontal free sliding of the turning guide rail on the second fixing plate is achieved.
3. A building crack persistence sight ruler as claimed in claim 1 or 2, wherein: the turning guide rail extends out of the right end of the second fixing plate.
4. A building crack-propagation observation ruler as claimed in claim 1, wherein the first fixing plate is movably hinged to the first rigid conductive rod by: the left end fixed mounting of first fixed plate has vertical connecting piece, and vertical connecting piece is towards the perpendicular fixedly connected with horizontal connecting piece of second fixed plate orientation again, and the one end of horizontal connecting piece is articulated with first rigidity conduction pole activity.
5. The building crack persistence observation ruler of claim 1, wherein the compass is fixed to the second fixing plate eccentrically to the compass pointer gear in a manner that: at least two compass supports which are uniformly distributed are vertically and fixedly arranged at the periphery of the rotating shaft on the second fixing plate, and a compass is fixedly arranged at the top of each compass support.
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CN202010979632.2A CN112129203B (en) | 2020-09-17 | 2020-09-17 | Continuous observation ruler for building cracks |
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CN202010979632.2A CN112129203B (en) | 2020-09-17 | 2020-09-17 | Continuous observation ruler for building cracks |
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CN112129203A true CN112129203A (en) | 2020-12-25 |
CN112129203B CN112129203B (en) | 2022-05-24 |
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CN202010979632.2A Active CN112129203B (en) | 2020-09-17 | 2020-09-17 | Continuous observation ruler for building cracks |
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Citations (12)
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KR200192065Y1 (en) * | 2000-02-23 | 2000-08-16 | 유승룡 | Micro crack gauge |
FR2965612A1 (en) * | 2010-10-05 | 2012-04-06 | Ginger Cebtp | DEVICE FOR MEASURING THE EVOLUTION OF A CRACK, IN PARTICULAR A BUILDING WALL |
CN202562406U (en) * | 2012-04-28 | 2012-11-28 | 中国神华能源股份有限公司 | Mining fissure monitoring device |
CN206847519U (en) * | 2017-05-03 | 2018-01-05 | 西华师范大学 | A kind of simple geology crack measurement apparatus |
CN207317783U (en) * | 2017-09-21 | 2018-05-04 | 广东金东建设工程公司 | Engineering geologic crack measuring apparatus |
CN208205968U (en) * | 2018-03-27 | 2018-12-07 | 西华师范大学 | One kind being used for field ground fractures measuring device |
CN109916265A (en) * | 2019-04-02 | 2019-06-21 | 贵州大学 | The simple displacement monitor in crack |
CN209764072U (en) * | 2019-05-31 | 2019-12-10 | 刘云寨 | Continuous observation device for building settlement joint |
CN210220900U (en) * | 2019-08-28 | 2020-03-31 | 中冶建筑研究总院(深圳)有限公司 | Device for monitoring wall crack width |
CN210664228U (en) * | 2018-10-26 | 2020-06-02 | 贵州工程应用技术学院 | Mining subsidence area house crack measuring device |
CN211503957U (en) * | 2020-04-17 | 2020-09-15 | 王宏雷 | Hydraulic ring geological crack measuring device |
CN211503916U (en) * | 2020-03-25 | 2020-09-15 | 北京未名文博文化科技有限公司 | Device for measuring crack changes |
-
2020
- 2020-09-17 CN CN202010979632.2A patent/CN112129203B/en active Active
Patent Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR200192065Y1 (en) * | 2000-02-23 | 2000-08-16 | 유승룡 | Micro crack gauge |
FR2965612A1 (en) * | 2010-10-05 | 2012-04-06 | Ginger Cebtp | DEVICE FOR MEASURING THE EVOLUTION OF A CRACK, IN PARTICULAR A BUILDING WALL |
CN202562406U (en) * | 2012-04-28 | 2012-11-28 | 中国神华能源股份有限公司 | Mining fissure monitoring device |
CN206847519U (en) * | 2017-05-03 | 2018-01-05 | 西华师范大学 | A kind of simple geology crack measurement apparatus |
CN207317783U (en) * | 2017-09-21 | 2018-05-04 | 广东金东建设工程公司 | Engineering geologic crack measuring apparatus |
CN208205968U (en) * | 2018-03-27 | 2018-12-07 | 西华师范大学 | One kind being used for field ground fractures measuring device |
CN210664228U (en) * | 2018-10-26 | 2020-06-02 | 贵州工程应用技术学院 | Mining subsidence area house crack measuring device |
CN109916265A (en) * | 2019-04-02 | 2019-06-21 | 贵州大学 | The simple displacement monitor in crack |
CN209764072U (en) * | 2019-05-31 | 2019-12-10 | 刘云寨 | Continuous observation device for building settlement joint |
CN210220900U (en) * | 2019-08-28 | 2020-03-31 | 中冶建筑研究总院(深圳)有限公司 | Device for monitoring wall crack width |
CN211503916U (en) * | 2020-03-25 | 2020-09-15 | 北京未名文博文化科技有限公司 | Device for measuring crack changes |
CN211503957U (en) * | 2020-04-17 | 2020-09-15 | 王宏雷 | Hydraulic ring geological crack measuring device |
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