CN103912089A - Construction method of lift ceiling of auditorium hall - Google Patents
Construction method of lift ceiling of auditorium hall Download PDFInfo
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- CN103912089A CN103912089A CN201410157380.XA CN201410157380A CN103912089A CN 103912089 A CN103912089 A CN 103912089A CN 201410157380 A CN201410157380 A CN 201410157380A CN 103912089 A CN103912089 A CN 103912089A
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Abstract
The invention provides a construction method of the lift ceiling of an auditorium hall and belongs to the technical field of constructional engineering. The construction method comprises the steps of performing measurement and setting-out; assembling and lifting of a steel framework; assembling the steel framework in blocks, including dividing the steel framework into seven blocks and lifting the framework up high instantly after finishing the assembly; mounting grid roof layer pulleys; marking the point location of every pulley according to the measurement and setting-out, fixedly welding pulley bases to a steel-structure equipment beam in a calibrated horizontal mode; mounting a driving mechanism; mounting a balance weight mechanism; mounting steel wire ropes in a penetrating mode, which connect the balance weight mechanism and the driving mechanism; mounting safety rope units; performing electrical installation; performing mechanical test run; mounting limiting units; performing construction of decorative facing layers; performing ceiling test. By means of the method of machining the ceiling steel framework in factory and hoisting the steel framework on site, the construction method of the lift ceiling of the auditorium hall saves the hoisting time, provides a construction field in early and guarantees construction security.
Description
Technical field
The present invention relates to construction engineering technical field, specifically a kind of construction method of lifting furred ceiling of auditorium.
Background technology
General, the ceiling construction preparation time of the auditorium of grand theater is long, and equipment preparation is various, technological process complexity, structure manufacture difficulty, the on-the-spot confusion of installing, the lifting time is long, and construction safety can not well ensure, in the work progress of furred ceiling, the input of large-scale construction equipment, constructs loaded down with trivial details, complicated, and economy, human and material resources have high input.
Summary of the invention
Technical assignment of the present invention is to solve the deficiencies in the prior art, and a kind of construction method of lifting furred ceiling of auditorium is provided.
Technical scheme of the present invention realizes in the following manner, the construction method of the lifting furred ceiling of this kind of auditorium, and the step of this construction method is:
A, measurement unwrapping wire
B, steel frame splicing assembling and lifting
The assembling of steel frame piecemeal, is divided into into seven, after having assembled, lifts immediately to high-altitude;
C, installation grid top layer pulley
According to measuring the each pulley point of unwrapping wire institute mark position, pulley base levelling is fixedly welded on Steel structure equipment beam;
D, installation driving mechanism;
E, installation balance weight mechanism;
F, wear connect counterweight, drive wire rope;
G, installation insurance rope device;
H, electric installation;
I, machinery trial run;
J, mounting limit device;
K, architectural surface construction;
L, furred ceiling debugging.
The concrete steps of this construction method are:
A, measurement unwrapping wire
(1) with survey tool by auditorium's absolute altitude, center line and the entablature wall auditorium side cornice of pedestal, taking these two lines and absolute altitude as benchmark, be marked on grid top layer;
(2) with survey tool, embedment for Civil Works space is measured, whether suitable to confirm space;
(3) press the position of working drawing and reference line mark ceiling layer angle pulley, suspension centre pulley, driving arrangement, Weighting system;
(4) eject each ceiling separator bar with the line of ink marker at grid top layer;
(5) check deviation, verticality and the absolute altitude situation of the each built-in fitting of counterweight well, and note down;
B, steel frame splicing assembling and lifting
The assembling of steel frame piecemeal, is divided into into seven, after having assembled, lifts immediately to high-altitude;
(1) on auditorium's first layer ground, set up steel frame platform for lining, in conjunction with jack, adjust platform for lining deviation;
(2) on first layer ground, hoist engine is installed, with hoist engine by the handling of steel frame member on platform for lining, by steelframe assembling splicing;
(3) after steel frame is spelled and assembled, in overhead, steel frame is sling and slowly risen by the wire rope of four hoist engines, the wire rope of two hoist engines and two cable wind ropes are held steel frame and are prevented that steel frame from rocking in uphill process from below simultaneously; Steel frame winches to behind precalculated position, temporary fixed firmly with wire rope;
C, installation grid top layer pulley
According to measuring the each pulley point of unwrapping wire institute mark position, pulley base levelling is fixedly welded on Steel structure equipment beam;
D, installation driving mechanism
(1) drive motors is placed according to the position line having marked;
(2) fixed drive motor base;
E, installation balance weight mechanism
(1) with hoist engine, counterweight track is adjusted in counterweight well, vertical and insert is fixed;
(2) counterweight frame is winched to correct position, in single counterweight frame, pre-install appropriate balancing weight, with bolt, counterweight frame is led to boots and be connected on counterweight frame, make to coordinate with weight guide;
F, wear connect counterweight, drive wire rope
(1) reeve: wire rope is penetrated in the slotted eye on reel around Liang Quan, fix with pressing plate; Then after wire rope being penetrated to counterweight frame lifting tackle, return to grid top layer through crossing pulley, carry out terminal and fix;
(2) counterweight armored rope first counterweight pulley is entered to return after groove grid top layer penetrate again transition pulley again after angle pulley to suspension centre pulley and fleet wheel, then return to grid top layer and carry out terminal by figure and fix;
(3) with hoist engine, steelframe is promoted to highest order, tightens up counterweight armored rope and carry out terminal and fix;
(4) the temporary fixed wire rope of releasing suspended ceiling steel skeleton;
(5) pass through hoist engine retractable wire rope by steel frame leveling;
G, installation insurance rope device
(1) first safety rope take-up frame is fixed on steelframe;
(2) then that safety rope device is fixing on grid top steel structure girder bottom and steelframe;
H, electric installation
(1) electric part carries out strong and weak electricity crane span structure and cable laying by preformed hole position;
(2) after electric piping, line insulation test, be connected with drive motors sub-control box case and switch board;
I, machinery trial run
J, mounting limit device
(1), after electric trial run, after measurement stroke, mechanical position limitation and over-hoisting protection device are installed;
(2) stopping means is arranged on respectively two positions, and a place is the top and bottom of counterweight frame stroke, and another place is the top and bottom of furred ceiling stroke;
K, architectural surface construction
(1) measure unwrapping wire location
Auditorium's lifting furred ceiling is dropped to lowest order; In conjunction with rationally piecemeal of liftable machinery, furred ceiling is divided into several regions, in each region, carry out again the in-depth of plate, reasonable Arrangement keel and facing lattice;
Measure after unwrapping wire, by wherein second, four, six pieces rise to a high position, facilitate four furred ceilings of position, the end to carry out other surface constructions; After four furred ceiling related works complete, rise to a high position, drop to low level by other three simultaneously and carry out surface construction;
(2) installation of keel and leveling
Keel installation order is, after first established angle steel joist, lightgage steel joist is installed, keel complete immediately absolute altitude, the size of installing are carried out comprehensively checking and checking the problem of the absolute altitude of its finished surface of priority control, the accuracy of gauge of moulding and planeness, then hidden examination;
(3) cement fibrolite plate is installed
What smallpox panel adopted is multilayer cement fibrolite plate, thereby between plate and plate, exists space to form cavity, smears professional bonding adhesive between plate and plate, stays in seam 3mm, then with the gap filler processing of squeegeeing between plate;
(4) the covering with paint processing of cement fibrolite plate
Special processing is carried out in its negative and positive angle metal protection corner tape is installed;
Adopt special putty that cement fibrolite plate is hung and put down, modifies out after decorating, point time brushing paint;
L, furred ceiling debugging
A: commissioning content:
(1) before the energising of power distribution cabinet switch board, check,
(2) before site plant energising, detect,
(3) energising checks,
(4) speed control device debugging comprises frequency converter setting, frequency converter open loop operation, limit switch adjustment, encoder adjustment, frequency converter operation with closed ring;
B: lifting ceiling debugging step:
(1) major loop wiring and limit switch wiring, measures insulaion resistance; Whether commissioning device traffic direction is consistent with software set direction; Whether limit switch, overtravel limit switch, load transducer be effective, and whether spacing position, direction be correct;
(2) rotary encoder wiring are installed;
(3) confirm that whether rotary encoder work is normal, whether direction of rotation is consistent with software counting direction;
(4) carry out device rate closed-loop regulation;
(5) carry out device location closed-loop regulation.
The beneficial effect that the present invention compared with prior art produced is:
The construction method of the lifting furred ceiling of a kind of auditorium of the present invention is taked the method for suspended ceiling steel skeleton at factory process, on-site hoisting, has economized the lifting time, provides construction plant in advance, has ensured construction safety.
In the construction method of the lifting furred ceiling of a kind of auditorium of the present invention, the handling of the material such as suspended ceiling framework, elevation and subsidence mechanical and lifting adopt hoist engine to carry out cleverly; Reduce the input of large-scale construction equipment, improved the flexibility of construction.
When the decorative cover of furred ceiling is constructed in the construction method of the lifting furred ceiling of a kind of auditorium of the present invention, furred ceiling is fallen to lowest order, reduced the height of decorative cover constructing operation layer, reduced input, increased safety assurance coefficient.
Furred ceiling piecemeal dislocation construction in the construction method of the lifting furred ceiling of a kind of auditorium of the present invention, the effectively reduction of erection time.
Detailed description of the invention
The construction method of the lifting furred ceiling to a kind of auditorium of the present invention is described in detail below below.
The step of the construction method of the lifting furred ceiling of a kind of auditorium of the present invention is:
1, measure unwrapping wire
1) with survey tools such as level gauges, line pendant, 50m tape measure, 3m steel ruler by auditorium's absolute altitude, center line and the entablature wall auditorium side cornice of pedestal, taking these two lines and absolute altitude as benchmark, be marked on grid top layer;
2) with survey tools such as 50m tape measures, embedment for Civil Works space is measured, whether suitable to confirm space;
3) press the positions such as working drawing and reference line mark ceiling layer angle pulley, suspension centre pulley, driving arrangement, Weighting system;
4) eject each ceiling separator bar with the line of ink marker at grid top layer;
5) check deviation, verticality and the absolute altitude situation of the each built-in fitting of counterweight well, and note down.
2, steel frame splicing assembling and lifting
The assembling of steel frame piecemeal, is divided into into seven, after having assembled, lifts immediately to high-altitude.
1) on auditorium's first layer ground, set up steel frame platform for lining, in conjunction with jack, by platform for lining deviation adjusting to meeting code requirement.
2) on first layer ground, hoist engine is installed, with hoist engine by the handling of steel frame member on platform for lining, by steelframe assembling splicing, require dimensional errors between welding and bolt connection quality and member to be no more than code requirement according to working drawing.
3) after steel frame is spelled and assembled, in overhead, steel frame is sling and slowly risen by the wire rope of four hoist engines, the wire rope of two hoist engines and two cable wind ropes are held steel frame and are prevented that steel frame from rocking in uphill process from below simultaneously; Steel frame winches to behind precalculated position, temporary fixed firmly with wire rope.
3, grid top layer pulley is installed
According to measuring the each pulley point of unwrapping wire institute mark position, pulley base levelling is fixedly welded on Steel structure equipment beam.
4, driving mechanism is installed
1) drive motors is placed according to the position line having marked;
2) fixed drive motor base.
5, balance weight mechanism is installed
1) with hoist engine, counterweight track is adjusted in counterweight well, by figure requirements vertically and insert fix;
2) with cucurbit, counterweight frame is winched to correct position, in single counterweight frame, pre-install appropriate balancing weight, with bolt, counterweight frame is led to boots and be connected on counterweight frame, make to coordinate with weight guide.
6, wear and connect counterweight, driving wire rope
1) reeve: will drive wire rope to penetrate in the slotted eye on reel around Liang Quan, fix with pressing plate; Then wire rope is penetrated and return to grid top layer after counterweight frame lifting tackle and carry out terminal by designing requirement and fix through crossing pulley.
2) counterweight armored rope first counterweight pulley is entered to return after groove grid top layer penetrate again transition pulley again after angle pulley to suspension centre pulley and fleet wheel, then return to grid top layer and carry out terminal by figure and fix.
3) with hoist engine, steelframe is promoted to highest order, tightens up counterweight armored rope and carry out terminal and fix.
4) the temporary fixed wire rope of releasing suspended ceiling steel skeleton.
5) pass through hoist engine retractable wire rope by steel frame leveling.
7, installation insurance rope device
1) first the concrete size of safety rope take-up frame opsition dependent is fixed on steelframe;
2) then that safety rope device is fixing on grid top steel structure girder bottom and steelframe.
8, electric installation
1) electric part carries out strong and weak electricity crane span structure and cable laying by drawing preformed hole position;
2) after electric piping, line insulation test, be connected with drive motors sub-control box case and switch board.
9, machinery trial run
1) before equipment trial run, should unify to arrange, reasonable arrangement, the personnel of guarantee put in place, step unified, and password is consistent;
2) trial run, must not have abnormal sound and clamping stagnation, and current of electric meets standard.
3) lifting drive of furred ceiling should assemble in factory, debug complete, and normal operation, without any clamping stagnation and abnormal sound.
10, mounting limit device
1), after electric trial run, after measurement stroke, mechanical position limitation and over-hoisting protection device are installed.
2) stopping means is arranged on respectively two positions, and a place is the top and bottom of counterweight frame stroke, and another place is the top and bottom of furred ceiling stroke.
11, architectural surface construction
1) measure unwrapping wire location
Auditorium's lifting furred ceiling is dropped to lowest order; In conjunction with rationally piecemeal of liftable machinery, furred ceiling is divided into several regions, in each region, carry out again the in-depth of plate, reasonable Arrangement keel and facing lattice.
Measure after unwrapping wire, wherein three (second, four, six piece) are risen to a high position, facilitate four furred ceilings of position, the end to carry out other surface constructions; After four furred ceiling related works complete, rise to a high position, drop to low level by other three simultaneously and carry out surface construction.
2) installation of keel and leveling
Keel installation order is, after first established angle steel joist, lightgage steel joist is installed.Keel complete immediately absolute altitude, the size of installing are carried out comprehensively checking and checking the problem of the absolute altitude of its finished surface of priority control, the accuracy of gauge of moulding and planeness, then hidden examination.
3) cement fibrolite plate is installed
What in this engineering arenas, smallpox panel adopted is multilayer cement fibrolite plate, thereby between plate and plate, exist space to form cavity, therefore we will take following measures in construction: between plate and plate, smear professional bonding adhesive, between plate, stay in the general 3mm of seam, then use the processing of squeegeeing of the identical or approaching professional gap filler of same cement fibrolite plate character.
4) the covering with paint processing of cement fibrolite plate
Special processing is carried out in its negative and positive angle metal protection corner tape is installed, Founder can be processed in negative and positive angle on the one hand, also improved on the other hand traditional-handwork and processed the efficiency of this class operation and greatly improved perception effect.
Adopt special putty that cement fibrolite plate is hung and put down, modifies out after decorating, point time brushing paint.
12, furred ceiling debugging
1) commissioning content: check before (1) power distribution cabinet (switch board) energising, (2) before site plant energising, detect, (3) energising checks, the debugging of (4) speed control device comprises frequency converter setting, frequency converter open loop operation, limit switch adjustment, encoder adjustment, frequency converter operation with closed ring.
2) lifting ceiling debugging step:
(1) major loop wiring and limit switch wiring, measures insulaion resistance; Whether commissioning device traffic direction is consistent with software set direction; Whether limit switch, overtravel limit switch, load transducer be effective, and whether spacing position, direction be correct.
(2) rotary encoder wiring are installed;
(3) confirm that whether rotary encoder work is normal, whether direction of rotation is consistent with software counting direction;
(4) carry out device rate closed-loop regulation;
(5) carry out device location closed-loop regulation.
Claims (2)
1. a construction method for the lifting furred ceiling of auditorium, is characterized in that the step of this construction method is:
A, measurement unwrapping wire
B, steel frame splicing assembling and lifting
The assembling of steel frame piecemeal, is divided into into seven, after having assembled, lifts immediately to high-altitude;
C, installation grid top layer pulley
According to measuring the each pulley point of unwrapping wire institute mark position, pulley base levelling is fixedly welded on Steel structure equipment beam;
D, installation driving mechanism;
E, installation balance weight mechanism;
F, wear connect counterweight, drive wire rope;
G, installation insurance rope device;
H, electric installation;
I, machinery trial run;
J, mounting limit device;
K, architectural surface construction;
L, furred ceiling debugging.
2. a construction method for the lifting furred ceiling of auditorium, is characterized in that the step of this construction method is:
A, measurement unwrapping wire
(1) with survey tool by auditorium's absolute altitude, center line and the entablature wall auditorium side cornice of pedestal, taking these two lines and absolute altitude as benchmark, be marked on grid top layer;
(2) with survey tool, embedment for Civil Works space is measured, whether suitable to confirm space;
(3) press the position of working drawing and reference line mark ceiling layer angle pulley, suspension centre pulley, driving arrangement, Weighting system;
(4) eject each ceiling separator bar with the line of ink marker at grid top layer;
(5) check deviation, verticality and the absolute altitude situation of the each built-in fitting of counterweight well, and note down;
B, steel frame splicing assembling and lifting
The assembling of steel frame piecemeal, is divided into into seven, after having assembled, lifts immediately to high-altitude;
(1) on auditorium's first layer ground, set up steel frame platform for lining, in conjunction with jack, adjust platform for lining deviation;
(2) on first layer ground, hoist engine is installed, with hoist engine by the handling of steel frame member on platform for lining, by steelframe assembling splicing;
(3) after steel frame is spelled and assembled, in overhead, steel frame is sling and slowly risen by the wire rope of four hoist engines, the wire rope of two hoist engines and two cable wind ropes are held steel frame and are prevented that steel frame from rocking in uphill process from below simultaneously; Steel frame winches to behind precalculated position, temporary fixed firmly with wire rope;
C, installation grid top layer pulley
According to measuring the each pulley point of unwrapping wire institute mark position, pulley base levelling is fixedly welded on Steel structure equipment beam;
D, installation driving mechanism
(1) drive motors is placed according to the position line having marked;
(2) fixed drive motor base;
E, installation balance weight mechanism
(1) with hoist engine, counterweight track is adjusted in counterweight well, vertical and insert is fixed;
(2) counterweight frame is winched to correct position, in single counterweight frame, pre-install appropriate balancing weight, with bolt, counterweight frame is led to boots and be connected on counterweight frame, make to coordinate with weight guide;
F, wear connect counterweight, drive wire rope
(1) reeve: wire rope is penetrated in the slotted eye on reel around Liang Quan, fix with pressing plate; Then after wire rope being penetrated to counterweight frame lifting tackle, return to grid top layer through crossing pulley, carry out terminal and fix;
(2) counterweight armored rope first counterweight pulley is entered to return after groove grid top layer penetrate again transition pulley again after angle pulley to suspension centre pulley and fleet wheel, then return to grid top layer and carry out terminal by figure and fix;
(3) with hoist engine, steelframe is promoted to highest order, tightens up counterweight armored rope and carry out terminal and fix;
(4) the temporary fixed wire rope of releasing suspended ceiling steel skeleton;
(5) pass through hoist engine retractable wire rope by steel frame leveling;
G, installation insurance rope device
(1) first safety rope take-up frame is fixed on steelframe;
(2) then that safety rope device is fixing on grid top steel structure girder bottom and steelframe;
H, electric installation
(1) electric part carries out strong and weak electricity crane span structure and cable laying by preformed hole position;
(2) after electric piping, line insulation test, be connected with drive motors sub-control box case and switch board;
I, machinery trial run
J, mounting limit device
(1), after electric trial run, after measurement stroke, mechanical position limitation and over-hoisting protection device are installed;
(2) stopping means is arranged on respectively two positions, and a place is the top and bottom of counterweight frame stroke, and another place is the top and bottom of furred ceiling stroke;
K, architectural surface construction
(1) measure unwrapping wire location
Auditorium's lifting furred ceiling is dropped to lowest order; In conjunction with rationally piecemeal of liftable machinery, furred ceiling is divided into several regions, in each region, carry out again the in-depth of plate, reasonable Arrangement keel and facing lattice;
Measure after unwrapping wire, by wherein second, four, six pieces rise to a high position, facilitate four furred ceilings of position, the end to carry out other surface constructions; After four furred ceiling related works complete, rise to a high position, drop to low level by other three simultaneously and carry out surface construction;
(2) installation of keel and leveling
Keel installation order is, after first established angle steel joist, lightgage steel joist is installed, keel complete immediately absolute altitude, the size of installing are carried out comprehensively checking and checking the problem of the absolute altitude of its finished surface of priority control, the accuracy of gauge of moulding and planeness, then hidden examination;
(3) cement fibrolite plate is installed
What smallpox panel adopted is multilayer cement fibrolite plate, thereby between plate and plate, exists space to form cavity, smears professional bonding adhesive between plate and plate, stays in seam 3mm, then with the gap filler processing of squeegeeing between plate;
(4) the covering with paint processing of cement fibrolite plate
Special processing is carried out in its negative and positive angle metal protection corner tape is installed;
Adopt special putty that cement fibrolite plate is hung and put down, modifies out after decorating, point time brushing paint;
L, furred ceiling debugging
A: commissioning content:
(1) before the energising of power distribution cabinet switch board, check,
(2) before site plant energising, detect,
(3) energising checks,
(4) speed control device debugging comprises frequency converter setting, frequency converter open loop operation, limit switch adjustment, encoder adjustment, frequency converter operation with closed ring;
B: lifting ceiling debugging step:
(1) major loop wiring and limit switch wiring, measures insulaion resistance; Whether commissioning device traffic direction is consistent with software set direction; Whether limit switch, overtravel limit switch, load transducer be effective, and whether spacing position, direction be correct;
(2) rotary encoder wiring are installed;
(3) confirm that whether rotary encoder work is normal, whether direction of rotation is consistent with software counting direction;
(4) carry out device rate closed-loop regulation;
(5) carry out device location closed-loop regulation.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410157380.XA CN103912089B (en) | 2014-04-18 | 2014-04-18 | A kind of construction method of the lifting furred ceiling of auditorium |
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| CN201410157380.XA CN103912089B (en) | 2014-04-18 | 2014-04-18 | A kind of construction method of the lifting furred ceiling of auditorium |
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| CN103912089A true CN103912089A (en) | 2014-07-09 |
| CN103912089B CN103912089B (en) | 2016-06-08 |
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| CN105372034A (en) * | 2015-12-07 | 2016-03-02 | 昆山市建设工程质量检测中心 | Constructional lightgage steel joist and fitting one-piece test apparatus |
| CN105822072A (en) * | 2016-05-20 | 2016-08-03 | 北京西飞世纪门窗幕墙工程有限责任公司 | Hoisting construction structure and method for air corridor ceiling |
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| CN105372034A (en) * | 2015-12-07 | 2016-03-02 | 昆山市建设工程质量检测中心 | Constructional lightgage steel joist and fitting one-piece test apparatus |
| CN105372034B (en) * | 2015-12-07 | 2017-11-10 | 昆山市建设工程质量检测中心 | Lightgage steel joist and fittings integrated experimental rig for building |
| CN105822072A (en) * | 2016-05-20 | 2016-08-03 | 北京西飞世纪门窗幕墙工程有限责任公司 | Hoisting construction structure and method for air corridor ceiling |
| CN105822072B (en) * | 2016-05-20 | 2018-05-18 | 北京西飞世纪门窗幕墙工程有限责任公司 | The lifting construction structure and its construction method of aerial vestibule furred ceiling |
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| Publication number | Publication date |
|---|---|
| CN103912089B (en) | 2016-06-08 |
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