CN209802311U - High-precision deformation monitoring device convenient to install on steel structure - Google Patents
High-precision deformation monitoring device convenient to install on steel structure Download PDFInfo
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- CN209802311U CN209802311U CN201920994571.XU CN201920994571U CN209802311U CN 209802311 U CN209802311 U CN 209802311U CN 201920994571 U CN201920994571 U CN 201920994571U CN 209802311 U CN209802311 U CN 209802311U
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Abstract
The utility model provides a convenient high accuracy deformation monitoring devices of installing on steel construction, including being used for adsorbing the magnet on the steel construction, a adaptor that is used for reflection measurement signal's mini prism head and is located between the two, it is fixed with the adaptor that magnet passes through the screw, mini prism head lower part is equipped with the fixed part, the fixed part outer wall is equipped with and is used for the external screw thread fixed with the adaptor, adaptor upper portion and lower part are equipped with respectively and are used for upper portion internal thread hole and the lower part internal thread hole fixed with fixed part and screw, magnet is made by circular strong magnetic neodymium steel and forms, the middle part is equipped with the perforation that is used for the screw to pass, the perforation shape suits with screw head shape, the screw passes perforation. The utility model discloses can adsorb on the steel member surface, effectively avoided because of welding the prism and settled the structural damage and the appearance that the base caused the steel member and destroy the installation swiftly, easy operation, the technique is reliable, has improved monitoring efficiency, has satisfied deformation monitoring work requirement.
Description
Technical Field
the utility model relates to a construction field specifically belongs to a convenient high accuracy deformation monitoring devices of installing on steel construction.
Background
The steel structure has been developed rapidly in China due to its short construction period, small structural section, light dead weight and good earthquake resistance. This makes steel construction deformation monitoring work more and more important, directly influences the safety of building itself and the safety of people's life and property. At present, the deformation monitoring method for domestic steel structure buildings usually adopts: precision triangulation, distance or angle intersection, total station polar coordinates, GPS, and the like. However, in the deformation monitoring of a large-span complex steel structure roof, a total station polar coordinate measurement method matched with a prism or a special target patch measurement method is usually selected.
because it is difficult to settle at deformation monitoring point prism, when using ordinary prism to carry out deformation monitoring, need weld the steel member concatenation again after the prism arrangement base in advance on the steel member, take one's place, cause structural damage to the steel member, destroyed the steel member appearance, measuring accuracy can reduce 50% when using special mark target paster measuring accuracy, and special mark target paster can not use on circular steel member. In view of this, when carrying out complicated steel construction monitoring, it is urgent to need a high accuracy deformation monitoring prism equipment of convenient installation on the steel construction.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a high-precision deformation monitoring device which is convenient to install on a steel structure and aims to solve the technical problem that the detection device in the prior art is easy to cause structural damage to the steel structure; and solves the problem of complex construction steps in the prior art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
The utility model provides a high accuracy deformation monitoring devices on steel construction convenient installation which characterized in that: including being used for adsorbing magnet on the steel construction, being used for reflection measurement signal's mini prism head and being located the adaptor between the two, magnet passes through the screw and is fixed with the adaptor, mini prism head lower part is equipped with the fixed part, the fixed part outer wall is equipped with and is used for the external screw thread fixed with the adaptor, adaptor upper portion and lower part are equipped with respectively and are used for upper portion internal thread hole and the lower part internal thread hole fixed with fixed part and screw, magnet is made by circular strong magnetic neodymium steel and forms, and the middle part is equipped with the perforation that is used for the screw to pass, the perforation shape suits with screw head shape, the screw passes perforation back bottom surface and keeps level with the magnet bottom surface.
further preferably, the adaptor is cylindrical and made of a ferrous material.
Further, the screw is made of a ferrous material and is an M5 flat machine screw.
Furthermore, the cross section area of the adapter is equal to the cross section area of the middle part, and the cross section area of the magnet is smaller than that of the mini prism lens of the adapter.
Further, the magnet thickness was 2 ~ 3 mm.
more preferably, the height of the adaptor is 35 ~ 40mm higher than the height of the mini prism lens.
Compared with the prior art the utility model has the following characteristics and beneficial effect:
the utility model solves the technical problems of complex process, difficult installation, inaccurate measured data and the like caused by using a common prism or special target paper in the original steel structure deformation monitoring; the utility model discloses each component off-site processing in advance, deformation monitoring point can settle to take one's place before the steel member is assembled to take one's place, and the circular strong magnetism Ru steel magnetic force of prism adaptor bottom adsorbs on the steel member surface, has effectively avoided because of welding the structural damage and the appearance destruction that prism arrangement base caused the steel member, and the installation is swift, easy operation, and the technique is reliable, has improved monitoring efficiency, has satisfied deformation monitoring work requirement, has ensured measuring personnel's safety; the utility model discloses instrument such as cooperation total powerstation uses, simple structure, and the preparation is convenient, and the finished product can be chooseed for use to mini prism head, and convenient for material collection, other components can adopt the round steel self-control, and the cost of manufacture is low.
Drawings
Fig. 1 is a schematic structural view of a high-precision deformation monitoring device conveniently installed on a steel structure according to the present invention;
FIG. 2 is a cross-sectional view taken along line D-D of FIG. 1;
Fig. 3 is a schematic structural view of an adaptor according to the present invention;
FIG. 4 is a cross-sectional view taken along line B-B of FIG. 3;
Fig. 5 is a schematic structural view of an adaptor according to the present invention;
FIG. 6 is a cross-sectional view of C-C of FIG. 5;
Fig. 7 is a schematic perspective view of the present invention.
Reference numerals: 1-a magnet; 2-an adapter; 3-a mini prism lens; 4-screws; 5-a fixed part; 6-external thread; 7-an upper internal threaded hole; 8-a lower internal threaded hole; 9-perforation.
Detailed Description
in order to make the technical means, innovative features, objectives and functions realized by the present invention easy to understand, the present invention will be further described below.
The embodiments described herein are specific embodiments of the present invention, and are intended to be illustrative of the concepts of the present invention, which are intended to be illustrative and exemplary, and should not be construed as limiting the scope of the embodiments of the present invention. In addition to the embodiments described herein, those skilled in the art will be able to employ other technical solutions which are obvious based on the disclosure of the claims and the specification of the present application, and these technical solutions include technical solutions which make any obvious replacement or modification for the embodiments described herein.
The utility model provides a convenient installation high accuracy deformation monitoring devices on steel construction, as shown in fig. 1 and 2, including being used for adsorbing magnet 1 on the steel construction, mini prismatic lens 3 for reflecting measurement signal and adaptor 2 that is located between the two, magnet 1 passes through screw 4 and is fixed with adaptor 2, mini prismatic lens 3 lower part is equipped with fixed part 5, the outer wall of fixed part 5 is equipped with the external screw thread 6 that is used for with adaptor 2 fixed, as shown in fig. 3 and 4, adaptor 2 upper portion and lower part are equipped with upper portion internal thread hole 7 and lower part internal thread hole 8 that is used for with fixed part 5 and screw 4 fixed respectively, as shown in fig. 5 and 6, magnet 1 is made by circular strong magnetic neodymium steel, the middle part is equipped with the perforation 9 that is used for screw 4 to pass through, perforation 9 shape and screw 4 head shape suit, as shown in fig. 7, bottom surface is kept level with magnet 1 bottom surface with adaptor 2 bottom surface after screw 4 passes through perforation 9, adaptor 2 is cylindrical, be made by iron material, screw 4 is made by iron material, M5 flat-bed machine, the cross section area of screw 2 is equal to the middle part cross section area, magnet 1 cross section area is equal to the prism height of magnet 2 is equal to the prism 3mm, the prism height of magnet is equal to the prism 3mm, the adaptor 2 is equal to the prism.
The utility model relates to a convenient installation is in the concrete application method of high accuracy deformation monitoring devices of steel construction, including following step:
Step one, component assembly: sequentially connecting the mini prism lens, the adaptor, the Ru magnet and the screw nail for assembly to form an integral three-dimensional measuring prism instrument;
step two, roughly arranging instruments: roughly finding out the installation position of the instrument on the steel member according to the deformation monitoring point position arrangement diagram;
step three, accurately arranging instruments: the pointing angle of the mini prism lens is accurately adjusted until the center of the reflecting prism is completely concentric with the measuring reference station, and the instrument is completely adsorbed on the object to be measured under the action of the magnetic force of the Ru steel magnet;
Fourthly, erecting a total station on the measuring base station: erecting a total station on the measuring base station in a forced centering mode, and adjusting the center of a sighting axis cross wire of the total station to be completely coincided with the center of the mini prism head;
Step five, carrying out first-time measuring and returning angle measurement of the total station: and aiming at the direction of the initial rear view point of measurement at the disc left position, reading the reading of a horizontal dial, recording, clockwise rotating the total station sighting part to aim at the mini prism lens, reading the horizontal reading, and recording. Turning the telescope to turn right, aiming at the initial measurement start according to the method, reading horizontal reading and recording after the viewpoint direction is read, and then aiming at the mini-prism head for reading and recording;
step six, carrying out distance measurement of a total station: and adjusting the center of the sighting axis cross wire of the total station instrument to be completely superposed with the center of the mini prism head, then measuring the distance and recording.
The invention is matched with instruments such as a total station for testing, adopts a high-precision prism for measuring deformation monitoring of a steel structural member for measurement, is matched with the instruments such as the total station for use after the high-precision prism is arranged for measurement, has more accurate measured data, is convenient and fast to operate, saves labor force and ensures personnel safety.
the above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (6)
1. the utility model provides a high accuracy deformation monitoring devices on steel construction convenient installation which characterized in that: comprises a magnet (1) adsorbed on a steel structure, a mini prism lens (3) used for reflecting a measuring signal and an adapter (2) positioned between the magnet and the mini prism lens, the magnet (1) is fixed with the adaptor (2) through a screw (4), the lower part of the mini prism lens (3) is provided with a fixing part (5), the outer wall of the fixing part (5) is provided with an external thread (6) for fixing with the adaptor (2), the upper part and the lower part of the adapter (2) are respectively provided with an upper internal thread hole (7) and a lower internal thread hole (8) which are used for being fixed with the fixing part (5) and the screw (4), the magnet (1) is made of round strong magnetic neodymium steel, a through hole (9) for the screw (4) to pass through is arranged in the middle of the magnet, the shape of the through hole (9) is matched with the shape of the head of the screw (4), and the bottom surface of the screw (4) is flush with the bottom surface of the magnet (1) after penetrating through the through hole (9).
2. The high-precision deformation monitoring device convenient to mount on a steel structure as claimed in claim 1, wherein: the adaptor (2) is cylindrical and is made of an iron material.
3. The high-precision deformation monitoring device convenient to mount on a steel structure as claimed in claim 1, wherein: the screw (4) is made of iron material and is an M5 flat machine screw.
4. The high-precision deformation monitoring device convenient to mount on a steel structure as claimed in claim 1, wherein: the cross section area of the adapter (2) is equal to the cross section area of the middle part, and the cross section area of the magnet (1) is smaller than that of the mini prism lens (3) of the adapter (2).
5. The high-precision deformation monitoring device convenient to mount on a steel structure is characterized in that the thickness of the magnet (1) is 2 ~ 3 mm.
6. the high-precision deformation monitoring device convenient to mount on a steel structure as claimed in claim 1 ~, wherein the height of the adaptor (2) is 35 ~ mm higher than that of the mini prism lens (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920994571.XU CN209802311U (en) | 2019-06-28 | 2019-06-28 | High-precision deformation monitoring device convenient to install on steel structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920994571.XU CN209802311U (en) | 2019-06-28 | 2019-06-28 | High-precision deformation monitoring device convenient to install on steel structure |
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| CN209802311U true CN209802311U (en) | 2019-12-17 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112504214A (en) * | 2020-12-16 | 2021-03-16 | 北京建工集团有限责任公司 | Monitoring device and monitoring method for deformation point of steel member |
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2019
- 2019-06-28 CN CN201920994571.XU patent/CN209802311U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112504214A (en) * | 2020-12-16 | 2021-03-16 | 北京建工集团有限责任公司 | Monitoring device and monitoring method for deformation point of steel member |
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