CN113607123A - Monitoring device suitable for structural stability of steel truss at any angle and construction method - Google Patents
Monitoring device suitable for structural stability of steel truss at any angle and construction method Download PDFInfo
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- CN113607123A CN113607123A CN202110818569.9A CN202110818569A CN113607123A CN 113607123 A CN113607123 A CN 113607123A CN 202110818569 A CN202110818569 A CN 202110818569A CN 113607123 A CN113607123 A CN 113607123A
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- truss
- angle
- steel truss
- monitoring device
- metal
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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
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/32—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring the deformation in a solid
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
- E04G21/18—Adjusting tools; Templates
- E04G21/1841—Means for positioning building parts or elements
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Emergency Alarm Devices (AREA)
Abstract
A monitoring device and a construction method suitable for structural stability of a steel truss at any angle are provided. The invention discloses a monitoring device suitable for structural stability of a steel truss at any angle, which comprises a base, a pointer, a metal shifting piece, warning light and a loudspeaker, wherein the pointer is arranged on the base; the two pointers are arranged and are arranged on a fixed shaft of the base through bearings, and a dial is arranged on the fixed shaft corresponding to the pointers; the metal plectrum sets up on pointer pivoted circumference, rotates along with the base and will contact with the pointer, forms the structure that uses pointer, metal plectrum, warning light and speaker as the return circuit, triggers warning light and speaker and sends alarm signal. The problem that a traditional conventional monitoring structure is complex or poor in adaptability is effectively solved, and the safety and stability of the truss framework are guaranteed.
Description
Technical Field
The invention relates to the field of buildings, in particular to a monitoring device and a construction method suitable for structural stability of a steel truss at any angle.
Background
With the rapid development of industrial buildings in recent years, various structures such as steel structure truss structures, steel pipe support systems and the like are widely applied, and meanwhile, serious personnel and property losses caused by structural collapse due to settlement deformation and brittle failure occur, so that the monitoring of structural stability needs to be enhanced, and early warning information can be fed back in time. Because the dead weight of the large-span steel truss structure is large, and changes such as large winding degree and uneven deformation are easily generated before and after installation, the deformation monitoring of the reinforced steel truss structure is always the key point of safety precaution.
The traditional steel truss stability monitoring is mainly carried out by marking observation points on a steel truss structure, the operation time is long in the traditional monitoring method of the type that the observation points with the higher height of the steel truss structure are more, complex calculation is also needed for a non-vertical truss structure, the stability information of the deformation of the steel truss structure cannot be fed back timely and accurately, and particularly, the potential safety hazard exists in the situation that sudden brittle deformation, breakage and the like caused by stress concentration cannot be monitored timely.
Disclosure of Invention
Aiming at the problems, the monitoring device and the construction method suitable for the structural stability of the steel truss at any angle are provided. The problem that the traditional conventional monitoring structure is complex or poor in adaptability is effectively solved.
The invention designs a monitoring device suitable for structural stability of a steel truss at any angle, which comprises a base and is characterized in that: the device also comprises a pointer, a metal plectrum, warning light and a loudspeaker; the two pointers are arranged and are arranged on a fixed shaft of the base through bearings, and a dial is arranged on the fixed shaft corresponding to the pointers; the metal plectrum sets up on pointer pivoted circumference, rotates along with the base and will contact with the pointer, forms the structure that uses pointer, metal plectrum, warning light and speaker as the return circuit, triggers warning light and speaker and sends alarm signal.
Furthermore, the metal plectrum is installed on the fixed axle, and can rotate and fix around the axle.
Furthermore, an arc bayonet is arranged at one end of the metal shifting sheet, and the size of the bayonet is adjusted through screw connection.
Further, the pointers point to 0 ° and 180 °, respectively.
Based on the same invention concept, the truss structure is further designed and comprises truss structure bodies, the monitoring devices suitable for the structural stability of the steel truss at any angle are installed at the positions, where brittle fracture easily occurs, of the truss bodies, and the bases of the monitoring devices are parallel to the contact surface of the truss structure.
Based on the same invention concept, a construction method suitable for the monitoring device for the structural stability of the steel truss at any angle is also designed, and the construction method comprises the following steps:
1) measuring, paying off and mounting the steel truss:
measuring the mark of the mounting angle of the large-span steel truss after lofting, marking the butt joint points on the two sides of the steel truss, and mounting the steel truss in place;
2) calculating a truss installation point:
according to the length of the truss, calculating the positions with large change of the winding degree, large change of the moment and possible brittle fracture positions according to the angle requirements, and calculating the allowable deviation angle of the truss;
3) adjusting a metal shifting sheet:
calculating a critical state according to the truss angle and the allowable deviation angle, adjusting the pointing direction of the metal plectrum when the pointer of each monitoring device is in contact with the metal plectrum, and respectively adjusting the two metal plectrums to the angle and then fixing the two metal plectrums;
4) installing a monitoring device:
and (3) adopting power insertion or storage battery installation according to the monitoring time, paying attention to the fact that the contact surface of the device base and the steel truss is kept parallel during installation, adhering the contact surface with composite glue, fixing the contact surface with a steel wire rope to prevent falling, and installing the monitoring device on each installation point of the steel truss.
The invention has the advantages that:
1) when the deformation of the truss structure exceeds the range value, the device warns light and the loudspeaker to start and immediately feed back the deformation point, and the early warning has good timeliness.
2) The device not only limits to the construction stage later stage and enables the stage still can operate, adopts the warning mode of warning light and speaker to let ordinary people arouse the attention and guarantee safety more.
3) The problem that the non-vertical steel truss is not easy to monitor the deformation of points is solved, and the stress and winding concentration deformation change of the non-vertical steel truss can be better monitored.
4) The device is suitable for the interim steel pipe support system structure of long-time early warning simultaneously, and different face structures such as multilayer concrete frame carry out timely early warning to all kinds of structures and guarantee personnel and property safety.
Drawings
Fig. 1 is a schematic structural view of a truss structure according to the present invention.
Fig. 2 is a schematic structural diagram of a monitoring device according to the present invention.
Fig. 3 is a schematic view of the dial structure of the monitoring device of the present invention.
Fig. 4 is a schematic view of the structure of the pointer and the bearing of the present invention.
Fig. 5 is a schematic structural view of a metal pick of the present invention.
In the figure: base 1, pointer 2, metal plectrum 3, speaker 4, battery 5, warning light 6, angle dial plate 7, truss structure 8, monitoring device 9, bearing 10, bearing inner circle 10.1, bearing steel ball 10.2, bearing outer ring 10.3, screw 11.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments, and it is obvious that the described embodiments are only a part of the embodiments of the invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention is further illustrated by the following examples, which are not to be construed as limiting the invention.
A monitoring device suitable for structural stability of a steel truss at any angle comprises a base 1, a pointer 2, a metal shifting sheet 3, a warning light 6 and a loudspeaker 4; the two pointers 2 are respectively arranged and point to 0 degree and 180 degrees and are arranged on a fixed shaft of the base 1 through a bearing 10, and the specific structure of the bearing is shown in figure 4 and comprises a bearing inner ring 10.1, a bearing steel ball 10.2 and a bearing outer ring 10.3; the fixed shaft is also provided with an angle dial 7 corresponding to the pointer; the metal plectrum 3 sets up on the circumference that pointer changes 2 and rotates, will contact with pointer 2 along with base 1 rotates, forms the structure that uses pointer 2, metal plectrum 3, warning light 6 and speaker 4 as the return circuit, triggers warning light 6 and speaker 4 and sends alarm signal. The metal shifting sheet 3 is arranged on the fixed shaft and can rotate around the shaft and be fixed. The concrete structure of this embodiment metal plectrum 3 does, and metal plectrum one end is provided with the arc bayonet socket, and the size of bayonet socket is adjusted through the screw connection to the arc bayonet socket.
Be applicable to arbitrary angle steel truss structural stability monitoring device mainly is that it is loaded down with trivial details to information feedback in the monitoring of traditional steel construction deformation, especially is difficult to in time monitoring to have inclination's truss structure. In order to ensure that the safety of the overall stability of the steel truss structure can be warned in time to meet the requirements of high quality and safe production, the monitoring device fixed on the truss structure comprises a warning lamp, a loudspeaker, a balance disc and a battery. The deformation range of the inclination angle of the steel truss is adjusted to be variable through the two metal shifting pieces, when the structural deformation angle exceeds a range value, the metal shifting pieces are in contact with the balance pointer to conduct electricity, and the loudspeaker and the warning lamp are immediately electrified to respond to give a warning and take measures to guarantee the property safety of personnel.
Based on the same idea, the invention also provides a truss structure, which comprises a truss structure 8 body, wherein the steel truss structure stability monitoring devices 9 suitable for any angle are installed at the positions, where brittle fracture easily occurs, of the truss structure 8 body, and the base 1 of each monitoring device 9 is parallel to the contact surface of the truss structure 8.
The construction method of the monitoring device suitable for the structural stability of the steel truss at any angle, which is designed by the invention, comprises the following steps:
1) measuring, paying off and mounting the steel truss:
measuring the mark of the mounting angle of the large-span steel truss after lofting, marking the butt joint points on the two sides of the steel truss, and mounting the steel truss in place;
2) calculating a truss installation point:
according to the length of the truss, calculating the positions with large change of the winding degree, large change of the moment and possible brittle fracture positions according to the angle requirements, and calculating the allowable deviation angle of the truss;
3) adjusting a metal shifting sheet:
calculating a critical state according to the truss angle and the allowable deviation angle, adjusting the pointing direction of the metal plectrum when the pointer of each monitoring device is in contact with the metal plectrum, and respectively adjusting the two metal plectrums to the angle and then fixing the two metal plectrums;
4) installing a monitoring device:
and (3) adopting power insertion or storage battery installation according to the monitoring time, paying attention to the fact that the contact surface of the device base and the steel truss is kept parallel during installation, adhering the contact surface with composite glue, fixing the contact surface with a steel wire rope to prevent falling, and installing the monitoring device on each installation point of the steel truss.
5) Early warning processing
When the early warning information response is found, the variable quantity is checked in time, and measures such as timely repairing or organizing personnel to withdraw from the area are taken according to the risk.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a be applicable to arbitrary angle steel truss structural stability monitoring device, includes the base, its characterized in that: the device also comprises a pointer, a metal plectrum, warning light and a loudspeaker; the two pointers are arranged and are arranged on a fixed shaft of the base through bearings, and a dial is arranged on the fixed shaft corresponding to the pointers; the metal plectrum sets up on pointer pivoted circumference, rotates along with the base and will contact with the pointer, forms the structure that uses pointer, metal plectrum, warning light and speaker as the return circuit, triggers warning light and speaker and sends alarm signal.
2. The device for monitoring the structural stability of the steel truss at any angle according to claim 1, wherein: the metal shifting sheet is arranged on the fixed shaft and can rotate around the shaft and be fixed.
3. The device for monitoring the structural stability of the steel truss at any angle according to claim 2, wherein: one end of the metal shifting sheet is provided with an arc-shaped bayonet, and the arc-shaped bayonet is connected with the size of the adjusting bayonet through a screw.
4. The device for monitoring the structural stability of the steel truss at any angle according to claim 1, wherein: the pointers point to 0 ° and 180 °, respectively.
5. The utility model provides a truss structure, includes truss structure body, its characterized in that: the monitoring device suitable for the structural stability of the steel truss with any angle, which is disclosed by claim 1, is installed at the position, where brittle fracture easily occurs, of the truss body, and the base of the monitoring device is parallel to the contact surface of the truss structure.
6. A construction method of the monitoring device according to claim 1, characterized in that:
1) measuring, paying off and mounting the steel truss:
measuring the mark of the mounting angle of the large-span steel truss after lofting, marking the butt joint points on the two sides of the steel truss, and mounting the steel truss in place;
2) calculating a truss installation point:
according to the length of the truss, calculating the positions with large change of the winding degree, large change of the moment and possible brittle fracture positions according to the angle requirements, and calculating the allowable deviation angle of the truss;
3) adjusting a metal shifting sheet:
calculating a critical state according to the truss angle and the allowable deviation angle, adjusting the pointing direction of the metal plectrum when the pointer of each monitoring device is in contact with the metal plectrum, and respectively adjusting the two metal plectrums to the angle and then fixing the two metal plectrums;
4) installing a monitoring device:
and (3) adopting power insertion or storage battery installation according to the monitoring time, paying attention to the fact that the contact surface of the device base and the steel truss is kept parallel during installation, adhering the contact surface with composite glue, fixing the contact surface with a steel wire rope to prevent falling, and installing the monitoring device on each installation point of the steel truss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110818569.9A CN113607123A (en) | 2021-07-20 | 2021-07-20 | Monitoring device suitable for structural stability of steel truss at any angle and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110818569.9A CN113607123A (en) | 2021-07-20 | 2021-07-20 | Monitoring device suitable for structural stability of steel truss at any angle and construction method |
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| Publication Number | Publication Date |
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| CN113607123A true CN113607123A (en) | 2021-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110818569.9A Pending CN113607123A (en) | 2021-07-20 | 2021-07-20 | Monitoring device suitable for structural stability of steel truss at any angle and construction method |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN88102544A (en) * | 1987-05-05 | 1988-11-23 | 有色金属、贵重金属中央地质勘探科研所 | Long measured matter state monitoring method and device for carrying out said thereof |
| CN207300130U (en) * | 2017-08-04 | 2018-05-01 | 中国人民解放军白求恩国际和平医院 | Bed angel measuring instrument |
| CN109373880A (en) * | 2018-08-31 | 2019-02-22 | 湘潭大学 | A kind of mountain cracks monitoring and warning system and method for early warning |
| US20190106877A1 (en) * | 2016-04-08 | 2019-04-11 | Rinaldo Zaina, Engenharia, Consultoria E Projetos Industrials S/S Ltda Me | Industrial building construction process |
| JP2019157542A (en) * | 2018-03-14 | 2019-09-19 | 清水建設株式会社 | Truss screed |
| CN209931124U (en) * | 2019-04-23 | 2020-01-14 | 张家口三生智慧农业科技有限公司 | Winch type sprinkler truss dumping alarm control system |
| CN210533384U (en) * | 2019-09-29 | 2020-05-15 | 中建三局集团有限公司 | Automatic monitoring and early warning device applied to vertical component verticality control |
-
2021
- 2021-07-20 CN CN202110818569.9A patent/CN113607123A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN88102544A (en) * | 1987-05-05 | 1988-11-23 | 有色金属、贵重金属中央地质勘探科研所 | Long measured matter state monitoring method and device for carrying out said thereof |
| US20190106877A1 (en) * | 2016-04-08 | 2019-04-11 | Rinaldo Zaina, Engenharia, Consultoria E Projetos Industrials S/S Ltda Me | Industrial building construction process |
| CN207300130U (en) * | 2017-08-04 | 2018-05-01 | 中国人民解放军白求恩国际和平医院 | Bed angel measuring instrument |
| JP2019157542A (en) * | 2018-03-14 | 2019-09-19 | 清水建設株式会社 | Truss screed |
| CN109373880A (en) * | 2018-08-31 | 2019-02-22 | 湘潭大学 | A kind of mountain cracks monitoring and warning system and method for early warning |
| CN209931124U (en) * | 2019-04-23 | 2020-01-14 | 张家口三生智慧农业科技有限公司 | Winch type sprinkler truss dumping alarm control system |
| CN210533384U (en) * | 2019-09-29 | 2020-05-15 | 中建三局集团有限公司 | Automatic monitoring and early warning device applied to vertical component verticality control |
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