CN117386151A - Prestress double-T plate positioning and mounting process and construction device - Google Patents
Prestress double-T plate positioning and mounting process and construction device Download PDFInfo
- Publication number
- CN117386151A CN117386151A CN202311341343.XA CN202311341343A CN117386151A CN 117386151 A CN117386151 A CN 117386151A CN 202311341343 A CN202311341343 A CN 202311341343A CN 117386151 A CN117386151 A CN 117386151A
- Authority
- CN
- China
- Prior art keywords
- double
- plate
- positioner
- positioning
- video lens
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010276 construction Methods 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000009434 installation Methods 0.000 claims description 20
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 230000011514 reflex Effects 0.000 description 4
- 210000002435 tendon Anatomy 0.000 description 4
- 238000012790 confirmation Methods 0.000 description 3
- 239000002356 single layer Substances 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
-
- 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
-
- 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
- E04G21/162—Handles to carry construction blocks
-
- 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
- E04G21/167—Tools or apparatus specially adapted for working-up plates, panels or slab shaped building elements
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
- G01C15/002—Active optical surveying means
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B3/00—Audible signalling systems; Audible personal calling systems
- G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Electromagnetism (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a pre-stress double-T plate positioning and mounting process and a construction device, and relates to the technical field of constructional engineering. Through the mutual cooperation between laser scanner, video camera lens and the reflection target, the auxiliary cooperation of rethread display, program control system and voice broadcast ware realizes accurate location. The invention has the advantages that: the coordinates of the position are detected and collected in real time and displayed, the actual coordinates are compared with the coordinates needing to be placed in advance, the deviation is calculated and analyzed in real time in the lifting and falling process, voice broadcasting is carried out, so that on-site lifting personnel can accurately grasp the information, and the accurate position positioning of the double T plates can be conveniently determined.
Description
Technical Field
The invention relates to the technical field of constructional engineering, in particular to a prestress double-T plate positioning and mounting process and a construction device.
Background
The double T-shaped plate is a prefabricated reinforced concrete bearing member combining plates and beams and consists of a wide panel and two narrow and high rib plates. The panels are the compression zones of both the transverse load-bearing structure and the longitudinal load-bearing ribs. In the field of construction engineering, the double T-shaped plate can be applied to single-layer, multi-layer and high-rise buildings, and the double T-shaped plate can be directly placed on a frame, a beam or a bearing wall to be used as a floor or roof structure. In single-layer industrial plants and theatres, double T-plates are used as roof plates, which can be placed on joists or bearing walls in the transverse direction or on roof truss beams in the longitudinal direction. Because the double T plates are suitable for larger spans, the factory building can select larger spans, thereby obtaining better technical and economic effects.
In the existing single-layer industrial factory building, movie theatre and multi-layer and high-rise building construction, the installation standard requirement of double T plates and the construction current situation: the double T plate is installed by hoisting, and the hoisting result must ensure that two narrow and high rib plates of the double T plate are placed on the same horizontal plane to be smooth, namely, the rib plates (also called rib plate supports) of the double T plate after hoisting fall on a substrate embedded steel plate on a roof truss beam; the hoisting construction technology in the double T plate installation process has no technical requirement on positioning; the positioning and hoisting of the double T-shaped plates in the site construction process are realized by means of manual naked eye positioning, rope traction of the double T-shaped plates and crane hoisting, and the whole installation and the construction process are poor in positioning precision and low in installation efficiency, so that unsafe factors exist.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention aims to provide a prestress double-T plate positioning and mounting process and a construction device, which are used for solving the problems in the background art.
The above object of the present invention is achieved by the following technical solutions:
the prestress double-T plate positioning installation construction device comprises a rib plate support and a plate surface, the positioning installation construction device is detachably and fixedly connected with the double-T plate, the positioning installation construction device comprises a positioner A, a positioner B, a second reflection target and a display with voice prompt, the upper end of a positioning seat of the positioner A is provided with a horizontal laser scanner and a first video lens shell, the lower end of the positioning seat is provided with a laser range finder and a second video lens shell, the horizontal laser scanner and the first video lens can rotate around a central shaft of a fixer of the positioner A in the first video shell, and the laser range finder and the second video lens are vertically arranged in the laser range finder and the second video lens shell; the laser range finder and the second video lens shell are vertically arranged in the laser range finder and the second video lens shell, the second reflection target is arranged at the most edge of the roof truss beam of the double-T plate and comprises a second reflection target a and a second reflection target B, the second reflection target cannot influence the space domain for hoisting and installing the double-T plate, the second reflection target signals can be obtained by rotating the horizontal laser scanner and the first video lens by a certain angle, the signals and the angles are all displayed through a display after being processed by the system, and the signals collected by the laser range finder and the second video lens can be displayed through the display.
The present invention may be further configured in a preferred example to: the locator A and the locator B are respectively arranged at the upper ends of the two end faces of the rib plate support and fixedly connected to the plate surface, and the locator A and the locator B are in electromagnetic fixed connection with the double-T plate.
The present invention may be further configured in a preferred example to: and one side of the display is also electrically connected with a voice broadcasting device.
The present invention may be further configured in a preferred example to: the prestress double-T plate positioning installation construction device is provided with a horizontal balancing device, so that a central shaft of a fixer of the locator A and a first reflecting target marking shaft at the upper end of the locator B are perpendicular to the ground.
A pre-stress double-T plate positioning and mounting process comprises the following steps:
(1) Firstly, confirming a zero point, and after confirming the zero point, setting and installing locators on the two T plate surfaces above the two end surfaces of the rib plate support of the double T plate, wherein each set of prestress double T plate positioning and installing construction device is provided with one locator A and 1 to 3 locators B; if 1 to two positioners B are arranged, the positioners B are arranged at the end surfaces of the opposite side rib plate supports at the arrangement positions of the positioners A;
(2) A horizontal laser scanner and a first video lens are arranged on a positioning seat of a positioner A;
(3) A laser range finder and a second video lens are arranged at the lower end of a positioning seat of the positioner A;
(4) Setting a second reflecting target at the extreme edge on the roof truss beam of the double T plate, wherein the second reflecting target is three meters higher than the roof truss beam;
(5) Signals of a second reflecting target a and a second reflecting target b are obtained through rotation of a horizontal laser scanner and a first video lens, the signals are displayed in the form of coordinates in the angle video image, are processed by a program control system, are displayed on a display, and are broadcasted by a voice broadcaster;
(6) Scanning the ground through a laser range finder and a second video lens, processing the obtained video image through a program control system, displaying the processed video image in a display, displaying the height of the surface of the double-T plate at the position from the ground, and broadcasting the video image through a voice broadcasting device;
(7) When the crane lifts the double T plate to be higher than the roof truss girder and not more than three meters above the upper plane of the roof truss girder, the double T plate is displayed by a display: when the outer edges of the two parallel roof truss beams are overlapped with the inner edge of the inner positioning line of the display screen, the double T plate is expressed to be positioned right above the position to be installed of the roof truss beams;
(8) The double T plates fall through the crane, and when the outer edges of the two parallel roof truss beams coincide with the outer edges of the inner positioning lines of the display screen, the double T plates are expressed to be accurately installed on the positions to be installed of the roof truss beams.
In summary, the present invention includes at least one of the following beneficial technical effects:
the coordinates of the position are detected and collected in real time and displayed, the actual coordinates are compared with the coordinates needing to be placed in advance, the deviation is calculated and analyzed in real time in the lifting and falling process, voice broadcasting is carried out, so that on-site lifting personnel can accurately grasp the information, and the accurate position positioning of the double T plates can be conveniently determined.
Drawings
FIG. 1 is a schematic diagram of the whole structure of the technical scheme;
FIG. 2 is a side view of the present solution;
fig. 3 is a display diagram of the display according to the present embodiment.
Reference numerals: 1. a plate surface; 2. rib plate supports; 3. a prestressed tendon end point 1; 4. a prestressed tendon end point 2; 5. a positioning seat; 6a, horizontal laser scanner; 6b, a first video shot window 1; 7. a central shaft of the locator; 8. a first video lens housing; 9. a first video shot window 2;10a, a laser range finder; 10b, a second video lens housing; 11. a holder; 12. a first reflective target; 13. roof truss girders; 14. embedding a steel plate on the substrate; 15. a second reflective target; 15a, a second reflective target a; 15. a second reflective target b; 16. a display; 17. a display screen; 18. an inner positioning line; 19. and (5) an outer positioning line.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1-3, in order to disclose a pre-stress double-T-plate positioning and installing construction device, a double-T-plate consists of a rib plate support 2 and a plate surface 1 of the double-T-plate, the pre-stress double-T-plate positioning and installing construction device is detachably and fixedly connected with the double-T-plate, and the pre-stress double-T-plate positioning and installing construction device comprises a positioner a and positioners B, wherein 3 positioners B are shown in the figure. In addition, the second reflex target 15 and the display 16 with voice prompt are included, where the display 16 is a display with a built-in data processing system, i.e. can process data. The second reflex target 15 here includes a second reflex target 15a and a second reflex target 15b, and is identical in structure and differs only in function.
The upper end of the positioning seat 5 of the positioner A is provided with a horizontal laser scanner 6a and a first video lens shell 8, the lower end of the positioning seat 5 of the positioner A is provided with a laser range finder 10a and a second video lens shell 10b, and the horizontal laser scanner 6a and the first video lens can rotate around the central axis of the fixer 11 of the positioner A in the shells of the positioning seat, so that the horizontal laser scanner 6a and the first video lens can observe more angles. The laser range finder and the second video lens 10a which are vertically aligned with the ground are arranged in the laser range finder and the second video lens shell 10b to monitor the distance between the laser range finder and the ground; the upper end of a positioning seat 5 of the positioner B is provided with a first reflection target 12, the lower end of the positioning seat 5 of the positioner B is provided with a laser range finder 10a and a second video lens shell 10B, and the laser range finder 10a and the second video lens which are vertically aligned with the ground are arranged in the laser range finder 10a and the second video lens shell 10B; the second reflecting target 15 is arranged at the extreme edge of the roof truss beam 13 of the double-T plate, the second reflecting target 15 does not influence the space domain for hoisting and installing the double-T plate, signals of the second reflecting target a15a and the second reflecting target b15b can be obtained by rotating the horizontal laser scanner 6a and the first video lens by a certain angle, the signals and the angles are displayed through the display 16, and the signals collected by the laser range finder 10a and the second video lens can be displayed through the display 16. As shown in fig. 3, the roof truss girder 13, the base pre-buried steel plate 14, the inner positioning line 18 and the outer positioning line 19 are all displayed on the screen of the display 16.
The positioners A and B are respectively arranged on the upper edges of the two end faces of the rib plate support 2 and fixedly connected to the plate surface 1 of the double-T plate, and are in electromagnetic fixed connection with the double-T plate. The electromagnetic connection is adopted here, so that the disassembly is convenient, and the connection strength is better.
A voice broadcast device, not shown, is also electrically connected to one side of the display 16.
The prestress double-T plate positioning and installing construction device is provided with a horizontal balancing device, so that the central shaft of the fixer 11 of the positioner A and the first reflecting target 12 at the upper end of the positioner B are perpendicular to the ground. The principle of plumb bob can be referenced, and a counterweight is additionally arranged at the lower side of the device.
A pre-stress double-T plate positioning and mounting process comprises the following steps:
(1) Firstly, confirming a zero point, and after confirming the zero point, setting a mounting positioner on a double-T plate surface 1 on the upper sides of two end faces of a rib plate support 2 of the double-T plate, wherein each set of prestress double-T plate positioning mounting construction device is provided with one positioner A and 1 to 3 positioners B; if 1 to two positioners B are arranged, the positioners B are arranged at the end surfaces of the opposite side rib plate supports 2 at the arrangement positions of the positioners A;
(2) A horizontal laser scanner 6a and a first video lens are arranged on a positioning seat 5 of the positioner A;
(3) A laser range finder 10a and a second video lens are arranged at the lower end of a positioning seat 5 of the positioner A;
(4) Providing a second reflective target 15 at the extreme edge on the roof truss beam 13 of the double T-plate, the second reflective target 15 being three meters above the roof truss beam 13;
(5) Signals of the second reflecting target a15a and the second reflecting target b15b are obtained through rotation of the horizontal laser scanner 6a and the first video lens, are displayed in the form of coordinates in the angle video image, are displayed through the display 16, and are broadcasted through the voice broadcaster;
(6) Scanning the ground through the laser range finder 10a and the second video lens, displaying the obtained video image in the display 16, and simultaneously displaying the height of the plate surface 1 of the double-T plate at the position from the ground, and broadcasting through the voice broadcasting device;
(7) When the crane lifts the double T-plate to a position no more than three meters above the roof truss beam 13 and above the upper plane of the roof truss beam 13, the double T-plate is displayed by a display 16: when the outer edges of the two parallel roof truss beams 13 are coincident with the inner edges of the inner positioning lines 18 of the screen of the display 16, the double T plate is positioned right above the position to be installed of the roof truss beams 13;
(8) The double T-plate is lowered by the crane, when the outer edges of two parallel roof truss beams 13 coincide with the outer edges of the inner positioning lines 18 of the screen of the display 16, it is stated that the double T-plate has been accurately mounted on the roof truss beam 13 at the location to be mounted. The alignment check is performed by taking the tendon end point 1 and the tendon end point 2 as the standard in the vertical direction.
The specific operation is as follows: the double T plate is hoisted, installed and constructed by using a crane with a hoisting weight of 100 tons, firstly, the double T plate is hoisted, installed and positioned by wearing the double T plate 1 according to the steps 1, 2, 3 and 4, the position and the state of the double T plate to be installed are determined by the steps 5 and 6, and then the double T plate can be hoisted visually; through the steps 7 and 8, the crane lifts, when the display 16 displays and the voice broadcasting device broadcasts, and the distance of the lower end of the double T plate which is being lifted is 2-3 meters higher than that of the installation position of the structural beam, the crane arm translates to the upper part of the installation position of the roof beam 13, the horizontal state and the installation posture of the double T plate which is being lifted are adjusted through the double T plate 1 lifting installation positioning device according to the construction requirement, the double T plate falls after the adjustment meets the installation condition, and the welding connection is carried out to the installation position of the roof beam 13 to finish the prestress double T plate lifting installation work.
Zero point confirmation mode: the positioning before determining the accurate installation position of the double-T plate needs to take the actual construction drawing and the roof truss girder as references, the second reflection target a15a is set as a 0 base point of horizontal plane movement, the accurate installation position of the double-T plate is determined, and two parameters, namely the pre-embedded steel plate 14 of the roof truss girder base is taken as a 0 base point of double-T plate up and down movement, need to be input into a control system of the display 16 before installation. In addition, other zero point confirmation methods can be used as the replacement of the zero point in the technical scheme, and the method is not limited to the zero point confirmation method.
Working principle: the coordinates of the position are detected and collected in real time and displayed, the actual coordinates are compared with the coordinates needing to be placed in advance, the deviation is calculated and analyzed in real time in the lifting and falling process, voice broadcasting is carried out, so that on-site lifting personnel can accurately grasp the information, and the accurate position positioning of the double T plates can be conveniently determined.
Further, coordinates to be installed and placed at 4 angular positions are calculated, the coordinates are input to a display 16 at 4 angles of a double T plate (the display 16 is required to be reused), stress calculation such as deflection shearing force of the double T plate is adopted for hoisting the double T plate (100 tons of cranes are adopted for hoisting double T plates), the hoisting point positions are arranged at proper positions, the hoisting rings are in embedded forms and are firmly connected with steel bars, the casting is carried out during casting, the hoisting rings adopt hot-rolled polished round steel bars and are convenient to hoist), alarm processing is carried out according to different coordinates, a sound system reports, and the hoisting personnel move according to data of the directions such as southeast, northwest, the northwest and the like and specific movement. Thereby accurately placing the double T plate at the accurate position, thereby improving the efficiency of hoisting and installation.
The embodiments of the present invention are all preferred embodiments of the present invention, and are not intended to limit the scope of the present invention in this way, therefore: all equivalent changes in structure, shape and principle of the invention should be covered in the scope of protection of the invention.
Claims (5)
1. The prestress double-T plate positioning installation construction device is characterized in that the positioning installation construction device is detachably and fixedly connected with the double-T plate and comprises a positioner A, a positioner B, a second reflection target (15) and a display (16) with voice prompts, a horizontal laser scanner (6 a) and a first video lens shell (8) are arranged at the upper end of a positioning seat (5) of the positioner A, a laser distance meter (10 a) and a second video lens shell (10B) are arranged at the lower end of the positioning seat (5), and the horizontal laser scanner (6 a) and the first video lens can rotate around the central axis of a fixer (11) of the positioner A in the first video lens shell, and a laser distance meter (10 a) and a second video lens are vertically arranged in the laser distance meter (10 a) and the second video lens shell (10B); the laser range finder (10 a) and the second video lens shell (10B) are arranged at the upper end of the positioning seat (5) of the positioner B, the laser range finder (10 a) and the second video lens shell (10B) are arranged at the lower end of the positioning seat (5) of the positioner B, the laser range finder (10 a) and the second video lens are vertically arranged in the second video lens shell (10B), the second reflection target (15) is arranged at the most edge of the roof truss beam (13) of the double T plate, the second reflection target (15) comprises the second reflection target a (15 a) and the second reflection target B (15B), the second reflection target (15) does not influence the space domain for hoisting and installing the double T plate, the signals of the second reflection target a (15 a) and the second reflection target B (15B) can be obtained through rotation of the horizontal laser scanner (6 a) and the first video lens by a certain angle, and the signals and the angles are displayed through the display (16) after being processed by the system.
2. The pre-stress double-T plate positioning and mounting construction device according to claim 1, wherein a positioner A and a positioner B are respectively arranged at the upper ends of two end faces of the rib plate support (2) and fixedly connected to a plate surface (1), and the positioner A and the positioner B are in electromagnetic fixed connection with the double-T plate.
3. The pre-stress double-T-plate positioning and mounting construction device according to claim 1, wherein a voice broadcasting device is further electrically connected to one side of the display (16).
4. The pre-stress double-T plate positioning and installing construction device according to claim 1, wherein the pre-stress double-T plate positioning and installing construction device is provided with a horizontal balancing device, so that the central axis of a fixer (11) of the positioner A and the first reflecting target (12) at the upper end of the positioner B are perpendicular to the ground.
5. The prestress double-T plate positioning and mounting process is characterized by comprising the following steps of:
(1) Firstly, confirming a zero point, and after confirming the zero point, setting and installing locators on the double-T plate surfaces (1) on the upper sides of two end faces of a rib plate support (2) of the double-T plate, wherein each set of prestress double-T plate positioning and installing construction device is provided with one locator A and 1 to 3 locators B; if 1 to two positioners B are arranged, the positioners B are arranged at the end surfaces of the opposite side rib plate supports (2) at the arrangement positions of the positioners A;
(2) A horizontal laser scanner (6 a) and a first video lens are arranged on a positioning seat (5) of the positioner A;
(3) A laser range finder (10 a) and a second video lens are arranged at the lower end of a positioning seat (5) of the positioner A;
(4) Arranging a second reflecting target (15) at the extreme edge of a roof truss beam (13) of the double T plate, wherein the second reflecting target (15) comprises a second reflecting target (15 a) and a second reflecting target (15 b), and the second reflecting target (15) is three meters higher than the roof truss beam (13);
(5) The signal of the second reflecting target (15) is obtained through the rotation of the horizontal laser scanner (6 a) and the first video lens, is displayed in the form of coordinates in the angle video image, is processed by a program control system, is displayed on a display (16), and is broadcasted by a voice broadcaster;
(6) Scanning the ground through a laser range finder (10 a) and a second video lens, processing the obtained video image through a program control system, displaying the processed video image in a display (16), displaying the height of the plate surface (1) of the double-T plate at the position from the ground, and broadcasting through a voice broadcasting device;
(7) When the crane lifts the double T plate to be higher than the roof truss girder (13) by three meters and not more than the upper plane of the roof truss girder (13), the double T plate is displayed by a display (16): when the outer edges of the two parallel roof truss beams (13) are overlapped with the inner edge of an inner positioning line (18) of a display (16) screen, the double T plate is expressed to be positioned right above the position to be installed of the roof truss beams (13);
(8) The double T plate falls down through the crane, and when the outer edges of the two parallel roof truss beams (13) are coincident with the outer edges of the inner positioning lines (18) of the display (16) screen, the double T plate is accurately installed on the to-be-installed position of the roof truss beams (13).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202311341343.XA CN117386151A (en) | 2023-10-17 | 2023-10-17 | Prestress double-T plate positioning and mounting process and construction device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202311341343.XA CN117386151A (en) | 2023-10-17 | 2023-10-17 | Prestress double-T plate positioning and mounting process and construction device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN117386151A true CN117386151A (en) | 2024-01-12 |
Family
ID=89440422
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202311341343.XA Pending CN117386151A (en) | 2023-10-17 | 2023-10-17 | Prestress double-T plate positioning and mounting process and construction device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN117386151A (en) |
-
2023
- 2023-10-17 CN CN202311341343.XA patent/CN117386151A/en active Pending
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106193618B (en) | A kind of aerial steel structure truss construction of Long span | |
CN112347677A (en) | Assembly type curtain wall integral lifting installation construction method based on BIM model construction technology support | |
CN116255016A (en) | Beam column construction process of large-span steel structure building | |
CN113982280A (en) | Construction method of complex space truss integral hoisting system | |
CN109235903A (en) | Steel structure modularization construction method | |
CN110006674A (en) | A kind of monitoring method of high form-tie assembly Instability real-time early warning | |
CN115419277B (en) | Construction method of heavy steel box type diagonal column | |
CN113833020A (en) | Construction method of large fish belly type inclined column structure in underground space | |
CN106223623A (en) | Steel construction box arched roof truss installation method | |
CN112338383A (en) | Auxiliary welding device and welding method for upper section and lower section of section steel stiffened column | |
CN117386151A (en) | Prestress double-T plate positioning and mounting process and construction device | |
CN113982281A (en) | Super-tonnage space truss lifting and reinforcing structure and construction method thereof | |
JP2008058178A (en) | Device for measuring optical deformation of long and large structure | |
CN116927503A (en) | Construction method of large-span overhanging special-shaped member of steel structure roof | |
CN101831916B (en) | Method for mounting large-size sleeve bolt framework in combined type | |
JP2559257B2 (en) | Construction method of construction materials | |
CN106320186A (en) | Positioning system for pre-embedded anchor bar of arch support and construction method | |
JPH08120941A (en) | Erection method for construction material and its device | |
CN103912089B (en) | A kind of construction method of the lifting furred ceiling of auditorium | |
CN110409840B (en) | Roof truss hoisting method | |
JP7137463B2 (en) | MONITORING METHOD FOR TEMPORARY RECEIVING BENT FACILITIES FOR BRIDGE ERECTION OR STRUCTURES UNDER CONSTRUCTION AND MONITORING SYSTEM FOR TEMPORARY RECEIVING BENT FACILITIES FOR BRIDGE ERECTION OR STRUCTURES UNDER CONSTRUCTION | |
JP2022182749A (en) | Structure displacement measuring system | |
JP3020448B2 (en) | Target position input method for automatic operation of cable crane | |
CN112525142A (en) | Deformation detection and measurement device for field splicing construction of heavy arched beams and application method thereof | |
JP2604206B2 (en) | Construction material construction equipment |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |