CN112942886B - Construction method for additionally building corridor in old building - Google Patents
Construction method for additionally building corridor in old building Download PDFInfo
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- CN112942886B CN112942886B CN202110155111.XA CN202110155111A CN112942886B CN 112942886 B CN112942886 B CN 112942886B CN 202110155111 A CN202110155111 A CN 202110155111A CN 112942886 B CN112942886 B CN 112942886B
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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
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
- E04G23/0266—Enlarging
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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
- E04G21/162—Handles to carry construction blocks
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Abstract
The application relates to a construction method for additionally building a corridor in an old building, which comprises the following steps: s1, hoisting the steel beam to a feeding platform at the side opening of the building; s2, conveying the steel beam to the interior of the building from the side opening along the feeding track, and finally enabling two ends of the steel beam to be respectively positioned on two corridors which are oppositely arranged in the building; s3, mounting mutually parallel conveying rails on the opposite corridors, and enabling one ends of the two conveying rails, which are positioned on the same side, to be positioned at two ends of the steel beam respectively; s4, moving the steel beam to enable the steel beam to tilt to an installation angle in a horizontal state, and enabling the steel beam to horizontally move to the position below the installation position along the length direction of the conveying track in a tilting state; s5, enabling the two ends of the upper surface of the steel beam to be attached to the lower surface of the installation floor slab; and S6, fixing beam supports on the original beams in the building, enabling the two ends of the steel beams to be located between the installation floor and the beam supports, and fixing the two ends of the steel beams with the original beams. The corridor can be additionally built in the old building.
Description
Technical Field
The application relates to the field of corridor construction, in particular to a construction method for additionally constructing a corridor in an old building.
Background
The corridor is originally a form of ancient building in China, namely a connecting structure between buildings, on one hand, the corridor is set according to the requirements on the building function, can be conveniently connected with corridors oppositely arranged in the same floor, has a wide visual field, and can be used as a sightseeing corridor or a leisure coffee hall and the like.
The corridor is not arranged after the existing building is finished, but the corridor is additionally arranged between the corridors which are oppositely arranged in the same floor in a shop floor according to the needs of an owner, so that people can walk conveniently in the same floor, the additionally arranged corridor mainly takes the entrance installation of the steel beam as a main part, and the steel beam enters from the original side opening of the building.
Disclosure of Invention
In order to embody the high efficiency of steel beam entrance installation when a corridor is additionally built in an old building, the application provides a construction method for additionally building the corridor in the old building.
The construction method for additionally building the corridor in the old building adopts the following technical scheme:
a construction method for additionally building a corridor in an old building comprises the following steps:
s1, hoisting the steel beam to a side opening of the building, wherein the bottom of the side opening is a feeding platform, and the side opening is communicated with the internal space of the building;
s2, mounting a feeding track on the feeding platform, wherein one end of the feeding track is positioned at an opening between the feeding platform and the outside, the other end of the feeding track extends to a corridor far away from a side opening in the building, and the steel beam is conveyed to the interior of the building from the side opening along the feeding track, so that the two ends of the steel beam are respectively positioned on two corridors which are arranged in the building and are opposite to each other;
s3, mounting mutually parallel conveying rails on the oppositely arranged corridors, and enabling one end of the same side of the two conveying rails to be respectively positioned at two ends of the steel beam;
s4, moving the steel beam to enable the steel beam to tilt to an installation angle in a horizontal state, meanwhile, enabling the steel beam to be erected on the two conveying rails, and enabling the steel beam to be horizontally moved to the position below the installation position along the length direction of the conveying rails in a tilting state;
s5, fixing a plurality of hanging frames on original beams in the building, wherein the hanging frames are positioned above the mounting positions at two ends of the steel beams, the hanging frames are connected with the steel beams through chain blocks, the steel beams are lifted through the chain blocks, and the two ends of the upper surfaces of the steel beams are attached to the lower surfaces of the mounting floor slabs;
s6, toward the fixed beam bracket in the position of the original beam below the installation floor in the building, and make the upper surface of the beam bracket attached to the end of the lower surface of the steel beam, so that the two ends of the steel beam are both located between the installation floor and the beam bracket, and then the two ends of the steel beam are fixed to the original beam, and the entrance installation of the steel beam can be completed.
Through adopting above-mentioned technical scheme, the girder steel is hung and is located the feed track behind the side mouth, and move to conveying track department on the feed track, move to the mounted position through conveying track under, rethread gallows and chain block hang the girder steel to the mounted position after, carry out the installation of beam brace again, can make the girder steel fix at the mounted position, whole process safety and high efficiency, the time limit for a project has been shortened, and the owner's demand has been satisfied, make people walk conveniently in with the floor, the effect that can add the vestibule in old building has been reached.
Optionally, all place the overhead board that a plurality of levels set up on feeding platform and the building corridor, the overhead board distributes along feeding orbital length direction, leaves the distance between the adjacent overhead board, and feeding track and transfer orbit all are located a plurality of overhead boards.
Through adopting above-mentioned technical scheme, the area of contact between feeding track and the feeding platform, between transfer orbit and the corridor has been reduced in setting up of overhead plate, and then has reduced the wearing and tearing of feeding platform and corridor.
Optionally, the distance between adjacent overhead plates is between 0.3m and 1 m.
Through adopting above-mentioned technical scheme, can make the atress of feeding track and transfer orbit lower surface even relatively, reduced feeding track and transfer orbit and produced the possibility of warping.
Optionally, the vertical cross sections of the feeding track and the conveying track are both U-shaped.
Through adopting above-mentioned technical scheme, the setting of U type form has reduced between feeding track and the girder steel, the area of contact friction between conveying track and the girder steel for the removal of girder steel is lighter, has improved the installation effectiveness of entering into the field of girder steel.
Optionally, a plurality of coasters have all been placed on feeding track and the transfer rail, and the coaster includes that the backup pad and a plurality of rotation that the level set up connect the pulley in the backup pad below, and the axis of rotation level of pulley sets up, and the upper surface of backup pad is higher than feeding track and transfer rail's up end, the upper surface and the girder steel contact of backup pad.
Through adopting above-mentioned technical scheme, place the backup pad of coaster with the girder steel on for leave the distance between girder steel lower surface and feeding track upper surface and the transfer track upper surface, when promoting or pulling the girder steel, the pulley rolls on feeding track and transfer track, makes the removal of girder steel light laborsaving more, further improvement the installation effectiveness of entering into the field of girder steel.
Optionally, a plurality of bearing plates are placed on the upper surface of the supporting plate, the steel beams are placed on the bearing plates, and two ends of each bearing plate protrude out of two sides of the supporting plate.
Through adopting above-mentioned technical scheme, bearing the setting of board and having reduced the area of contact between girder steel lower surface and the backup pad, and then reduced the wearing and tearing area of girder steel lower surface to stability when the girder steel removes has been improved.
Optionally, the beam support includes a plurality of fixing plates and a supporting plate, the fixing plates form a ring shape and are fixedly sleeved on the original beam, and the supporting plate is horizontally arranged and fixed with the fixing plates.
Through adopting above-mentioned technical scheme, the end frame of girder steel is on the layer board, layer board and fixed plate welding, and the fixed plate is the annular form, and then has improved the stability after the girder steel installation.
Optionally, a plurality of reinforcing plates are fixed between the supporting plate and the fixing plate.
Through adopting above-mentioned technical scheme, the setting up of reinforcing plate has improved the steadiness between layer board and the fixed plate, and further stability after the girder steel installation provides the guarantee.
Optionally, a plurality of bolts are pre-embedded in the original beam, and after the fixing plate is attached to the original beam, the fixing plate is penetrated by the outer ends of the bolts and is in threaded connection with nuts.
Through adopting above-mentioned technical scheme, with the fixed plate laminating back on original roof beam, screw up the nut on the bolt one by one for more firm between fixed plate and the original roof beam.
Alternatively, in S1, the steel beam is hoisted by a crane, and the steel beam is hoisted from the ground to the feeding platform while maintaining a horizontal state.
Through adopting above-mentioned technical scheme, because the vestibule is the follow-up construction of old building, the tower crane has been demolishd, adopts the crane to hoist the girder steel, provides the efficiency guarantee for the admission of girder steel.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the steel beam is hung into the side opening and then positioned on the feeding rail, moves to the position of the conveying rail on the feeding rail, moves to the position right below the installation position through the conveying rail, is hung to the installation position through the hanging frame and the chain block and then is installed on the beam support, so that the steel beam can be fixed at the installation position, the whole process is safe and efficient, the construction period is shortened, the requirements of an owner are met, people can conveniently walk on the same floor, and the effect of additionally building a corridor in an old building is achieved;
2. the steel beam is placed on the supporting plate of the pulley, so that a distance is reserved between the lower surface of the steel beam and the upper surfaces of the feeding rail and the conveying rail, and when the steel beam is pushed or pulled, the pulley rolls on the feeding rail and the conveying rail, so that the steel beam is easier and more labor-saving to move, and the entrance installation efficiency of the steel beam is further improved;
3. the setting of bearing the board has reduced the area of contact between girder steel lower surface and the backup pad, and then has reduced the wearing area of girder steel lower surface to stability when the girder steel removes has been improved.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present application;
FIG. 2 is a schematic view showing the structure of the installed steel beam;
FIG. 3 is an enlarged view of a portion A of FIG. 2 showing the overhead plate;
FIG. 4 is a schematic view showing the construction of the tackle;
fig. 5 is a schematic view showing a structure of a hanger and a beam support.
Description of reference numerals: 1. a side port; 2. a feeding platform; 21. a feed rail; 22. an overhead plate; 3. installing a floor slab; 4. a corridor; 41. a transfer rail; 5. an original beam; 51. a hanger; 6. a pulley; 61. a support plate; 611. a bearing plate; 62. a pulley; 7. a beam support; 71. a fixing plate; 711. a bolt; 712. a nut; 72. a support plate; 721. a reinforcing plate; 8. a steel beam.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
The embodiment of the application discloses a construction method for additionally building a corridor in an old building.
A construction method for additionally building a corridor in an old building comprises the following steps:
s1, referring to the figure 1, the steel beam 8 is transported to a building through a transport vehicle, then the steel beam 8 is hoisted to a side opening 1 of the building through a crane in a horizontal state, the bottom of the side opening 1 is a feeding platform 2, the upper layer of the feeding platform 2 is a mounting floor 3, and the side opening 1 is communicated with a atrium;
s2, referring to fig. 2 and 3, a plurality of overhead plates 22 parallel to each other are horizontally laid on the feeding platform 2, the distance between the overhead plates 22 is 0.3m to 1m, specifically 0.5m in this embodiment, a feeding rail 21 is placed on the overhead plates 22, one end of the feeding rail 21 is located at an opening between the feeding platform 2 and the outside, the other end of the feeding rail 21 extends to a corridor 4 inside the building, which is far away from the side opening 1, and when the steel beam 8 enters the feeding platform 2 from the side opening 1, the steel beam 8 is placed on the feeding rail 21, so that the steel beam 8 subsequently moves on the feeding rail 21, and the moving efficiency of the steel beam 8 is improved;
referring to fig. 3 and 4, the vertical section of the feeding rail 21 is U-shaped, a plurality of pulleys 6 are placed on the feeding rail 21, each pulley 6 comprises a horizontally arranged support plate 61 and a plurality of pulleys 62 rotatably connected below the support plate 61, the rotation axes of the pulleys 62 are horizontal and parallel to each other, a plurality of bearing plates 611 are placed on the upper surface of the support plate 61, two ends of each bearing plate 611 in the length direction protrude out of two opposite sides of the support plate 61, and the upper surfaces of the bearing plates 611 are in contact with the lower surface of the steel beam 8; when the steel beam 8 enters the feeding platform 2 through the side opening 1, the steel beam 8 is placed on the pulley 6 on the feeding track 21, so that the lower surface of the steel beam 8 is in contact with the bearing plates 611, then the steel beam 8 is conveyed to the interior of the building from the side opening 1 along the feeding track 21, at the moment, the steel beam 8 can be horizontally pulled by using a chain block according to the actual situation, and finally, the two ends of the steel beam 8 are respectively positioned on two corridors 4 which are oppositely arranged in the building;
s3, referring to fig. 2 and 3, installing the parallel conveying rails 41 on the opposite corridors 4, wherein the shape of the conveying rails 41 is the same as that of the feeding rail 21, the trolley 6 is connected to the two conveying rails 41 in a sliding way, and one ends of the two conveying rails 41 on the same side are respectively located at two ends of the steel beam 8;
s4, referring to fig. 2, moving the steel beam 8 to tilt the steel beam 8 to the installation angle in the horizontal state, and meanwhile, erecting the steel beam 8 on the trolley 6 on the two conveying rails 41, pushing or pulling the steel beam 8, so that the steel beam 8 is translated to the lower side of the installation position along the length direction of the conveying rails 41 in the tilted state, and at this time, the steel beam 8 crosses the atrium;
s5, referring to fig. 5, fixing a plurality of hangers 51 on the original beam 5 in the building, wherein the hangers 51 can be located above the installation positions of the two ends of the steel beam 8 through the hangers 51, the hangers 51 are connected with the steel beam 8 through chain blocks, the steel beam 8 is lifted through the chain blocks, and the two ends of the upper surface of the steel beam 8 are attached to the lower surface of the installation floor 3;
s6, referring to fig. 5, fixing a beam support 7 to a position of an original beam 5 in a building, where the original beam 5 is located below an installation floor 3, where the beam support 7 includes a horizontally arranged support plate 72 and a plurality of vertically arranged fixing plates 71, a plurality of horizontally arranged bolts 711 are fixedly embedded in circumferential side walls of the original beam 5, the original beam 5 is wrapped by the plurality of fixing plates 71, the fixing plates 71 are connected with nuts 712 by the bolts 711 through threads, the support plate 72 is welded at the top end of the fixing plate 71 facing an atrium, and a plurality of reinforcing plates 721 are fixed between the support plate 72 and the fixing plates 71; make the end laminating of layer board 72 upper surface and girder steel 8 lower surface, the both ends of girder steel 8 all are located between erection floor 3 and the beam pallet 7, and it is fixed with original roof beam 5 with the both ends of girder steel 8 again, accomplish the installation of going into the field of girder steel 8, follow-up perfect vestibule of can being under construction on girder steel 8, improved girder steel 8's installation effectiveness of going into the field, reached and to build the effect of vestibule additional in old building.
The implementation principle of the construction method for additionally building the corridor in the old building in the embodiment of the application is as follows: when a corridor needs to be built in an old building, firstly, an overhead plate 22 is laid on a feeding platform 2, a feeding track 21 and a pulley 6 are placed, a steel beam 8 is hung on the pulley 6 on the feeding track 21 through a crane, a bearing plate 611 is placed on a supporting plate 61 of the pulley 6 in advance, the length direction of the steel beam 8 is parallel to the length direction of the feeding track 21, the steel beam 8 is pulled to enable the pulley 6 to move on the feeding track 21, and finally, two ends of the steel beam 8 are respectively positioned on two corridors 4 which are arranged in the building in an opposite mode; then, moving the two ends of the steel beam 8 to the pulleys 6 on the conveying track 41, adjusting the horizontal angle of the steel beam 8 to the installation direction, and pulling the steel beam 8 again to move to the position right below the installation position; fixing a plurality of hanging brackets 51 on an original beam 5 in a building, lifting the steel beam 8 by a chain block, and enabling two ends of the upper surface of the steel beam 8 to be attached to the lower surface of the installation floor 3; the fixed beam support 7 of original roof beam 5 in toward the building is located the 3 below of erection floor for the both ends of girder steel 8 all are located between erection floor 3 and the beam support 7, and it is fixed with original roof beam 5 with the both ends of girder steel 8 again, accomplish the installation of going into the field of girder steel 8, improved the installation effectiveness of going into the field of girder steel 8, reached can build the effect of vestibule in old building additional.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. A construction method for additionally building a corridor in an old building is characterized by comprising the following steps: the method comprises the following steps:
s1, hoisting the steel beam (8) to a side opening (1) of a building, wherein the bottom of the side opening (1) is a feeding platform (2), and the side opening (1) is communicated with the inner space of the building;
s2, installing a feeding track (21) on a feeding platform (2), wherein one end of the feeding track (21) is located at an opening between the feeding platform (2) and the outside, the other end of the feeding track (21) extends to a corridor (4) far away from a side opening (1) in the building, a steel beam (8) is conveyed to the inside of the building from the side opening (1) along the feeding track (21), and finally two ends of the steel beam (8) are respectively located on two corridors (4) which are oppositely arranged in the building;
s3, installing mutually parallel conveying rails (41) on the opposite corridors (4), and enabling one end of the same side of the two conveying rails (41) to be respectively positioned at two ends of the steel beam (8);
s4, moving the steel beam (8) to enable the steel beam (8) to tilt to an installation angle in a horizontal state, meanwhile, erecting the steel beam (8) on the two conveying rails (41), and enabling the steel beam (8) to maintain the tilting state to translate to the position below the installation position along the length direction of the conveying rails (41);
s5, fixing a plurality of hanging brackets (51) on an original beam (5) in a building, wherein the hanging brackets (51) are positioned above the mounting positions of two ends of a steel beam (8), the hanging brackets (51) are connected with the steel beam (8) through chain blocks, the steel beam (8) is lifted through the chain blocks, and the two ends of the upper surface of the steel beam (8) are attached to the lower surface of a mounting floor (3);
s6, the original beam (5) in the building is located on the fixed beam support (7) below the installation floor slab (3), the upper surface of the beam support (7) is attached to the end of the lower surface of the steel beam (8), the two ends of the steel beam (8) are located between the installation floor slab (3) and the beam support (7), the two ends of the steel beam (8) are fixed to the original beam (5), and the entrance installation of the steel beam (8) can be completed.
2. A method of constructing a vestibule within an existing building as defined in claim 1, wherein: all placed overhead plate (22) that a plurality of levels set up on feeding platform (2) and building corridor (4), overhead plate (22) distribute along the length direction of feeding track (21), leave the distance between adjacent overhead plate (22), and feeding track (21) and transfer orbit (41) all are located a plurality of overhead plate (22).
3. A method of constructing a vestibule within an existing building as defined in claim 2, wherein: the distance between the adjacent overhead plates (22) is 0.3-1 m.
4. A method of constructing a vestibule within an existing building as defined in claim 1, wherein: the vertical sections of the feeding track (21) and the conveying track (41) are U-shaped.
5. The method of claim 4, wherein the method comprises the following steps: all placed a plurality of coasters (6) on feeding track (21) and conveying track (41), pulley (6) are connected pulley (62) in backup pad (61) below including backup pad (61) and a plurality of rotation that the level set up, and the axis of rotation level of pulley (62) sets up, and the upper surface of backup pad (61) is higher than the up end of feeding track (21) and conveying track (41), and the upper surface and girder steel (8) contact of backup pad (61).
6. The method of claim 5, wherein the method comprises the following steps: a plurality of bearing plates (611) are placed on the upper surface of the supporting plate (61), steel beams (8) are placed on the bearing plates (611), and two ends of each bearing plate (611) protrude out of two sides of the supporting plate (61).
7. A method of constructing a vestibule within an existing building as defined in claim 1, wherein: the beam support (7) comprises a plurality of fixing plates (71) and a supporting plate (72), the fixing plates (71) form a ring shape and are fixedly sleeved on the original beam (5), and the supporting plate (72) is horizontally arranged and fixed with the fixing plates (71).
8. The method of claim 7, wherein the method comprises the steps of: a plurality of reinforcing plates (721) are fixed between the supporting plate (72) and the fixing plate (71).
9. The method of claim 7, wherein the method comprises the steps of: a plurality of bolts (711) are embedded in the original beam (5), and after the fixing plate (71) is attached to the original beam (5), the fixing plate (71) is penetrated through by the outer ends of the bolts (711) and is in threaded connection with nuts (712).
10. A method of constructing a vestibule within an existing building as defined in claim 1, wherein: in S1, the steel beam (8) is hoisted by a crane, and the steel beam (8) is hoisted to the feeding platform (2) from the ground in a horizontal state.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110155111.XA CN112942886B (en) | 2021-02-04 | 2021-02-04 | Construction method for additionally building corridor in old building |
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| CN202110155111.XA CN112942886B (en) | 2021-02-04 | 2021-02-04 | Construction method for additionally building corridor in old building |
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| CN112942886A CN112942886A (en) | 2021-06-11 |
| CN112942886B true CN112942886B (en) | 2022-03-11 |
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| CN115262991A (en) * | 2022-06-15 | 2022-11-01 | 中国五冶集团有限公司 | Corridor lifting and folding structure and construction method thereof |
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| JP5957321B2 (en) * | 2012-07-19 | 2016-07-27 | 大成建設株式会社 | External reinforcement structure of existing building and reinforcement method of existing building |
| CN208294122U (en) * | 2018-05-02 | 2018-12-28 | 福建天匠加装电梯工程有限公司 | A kind of structure installing elevator additional on the outside of existing building |
| CN110485557A (en) * | 2019-09-12 | 2019-11-22 | 潍坊达福嘉建筑配套工程有限公司 | A kind of steel construction elevator quick assembled type vestibule |
| CN111188507A (en) * | 2020-01-13 | 2020-05-22 | 余冲 | Corridor structure of elevator hoistway and installation method thereof |
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