CN111926953A - One-time cast-in-place forming device for elevator shaft filler wall and construction method thereof - Google Patents
One-time cast-in-place forming device for elevator shaft filler wall and construction method thereof Download PDFInfo
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- CN111926953A CN111926953A CN202010907682.XA CN202010907682A CN111926953A CN 111926953 A CN111926953 A CN 111926953A CN 202010907682 A CN202010907682 A CN 202010907682A CN 111926953 A CN111926953 A CN 111926953A
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/84—Walls made by casting, pouring, or tamping in situ
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
- E04B1/68—Sealings of joints, e.g. expansion joints
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/01—Reinforcing elements of metal, e.g. with non-structural coatings
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Abstract
The invention discloses a one-time cast-in-place forming device for a filling wall of an elevator shaft, which can adjust deformation joints in casting construction according to actual construction requirements, further can be constructed in a practical manner, avoids deviation in casting work in the construction process, provides convenience for work, improves the work efficiency, and has good guarantee for the construction quality, thereby ensuring the quality of the casting engineering of the elevator shaft.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a one-step cast-in-place forming device for an elevator shaft filler wall and a construction method thereof.
Background
The periphery of an elevator shaft is filled with walls, particularly in a frame structure, a blockwork secondary structure is usually adopted for building, but because no floor slab exists in the elevator shaft, necessary measures such as support, scaffold and the like need to be reserved during secondary building of the filled walls, and meanwhile, the building danger of workers is high; when the block wall is adopted, secondary building is generally carried out after the main structure is completed, a scaffold is kept all the time, a reinforced concrete ring beam is required to be arranged in an elevator shaft at intervals of a certain height according to sample requirements, upper blocks are required to be built after the ring beam concrete reaches a certain strength, so that the construction period is long, the working efficiency is influenced, and the key node influencing the on-time delivery of the project is often formed when the construction period is short, so that a one-time pouring forming filling wall construction method is generally adopted during construction.
For the one-time pouring forming construction technology adopted by the existing shaft filling wall, deformation joints need to be arranged on the sides of the structural reinforcing mesh before pouring, the deformation joints need to be arranged in advance during pouring, are fixed and unchangeable, cannot be adjusted according to actual construction work, or needs to waste a large amount of labor force after readjustment, delays the construction period, further cannot meet the actual construction requirement, and influences the construction quality.
Disclosure of Invention
The invention aims to provide a one-time cast-in-place forming device for a filling wall of an elevator shaft and a construction method thereof, which aim to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an one-time cast-in-place forming device for an elevator shaft filler wall comprises structural steel bars, a tray bridge, a fixed sleeve and a positioning adjusting mechanism;
the structural steel bars are inserted in the tray bridge, one side of the tray bridge is integrally provided with a fixed sleeve, and the structural steel bars are arranged in the fixed sleeve in a penetrating manner;
the T-shaped movable extrusion blocks are symmetrically arranged in the fixed sleeve, first return springs are symmetrically connected to the T-shaped movable extrusion blocks, a slope is arranged at one end of each T-shaped movable extrusion block, auxiliary clamping blocks are movably connected to the T-shaped movable extrusion blocks, a second return spring is connected to one end of each auxiliary clamping block, an internal thread locking pipe is arranged on the outer side wall of the fixed sleeve in a threaded connection mode, and connecting threads are arranged on the outer side wall of the fixed sleeve;
one end of the internal thread locking pipe is integrally formed with an extrusion inclined plane, the outer side wall of the internal thread locking pipe is provided with an annular clamping groove, and a fixed block is welded on the tray bridge frame at the side position of the fixed sleeve;
a threaded column is arranged in the fixed block in a threaded connection mode, a first knob is arranged at one end of the threaded column, a rotating round block is arranged at the other end of the threaded column, an annular groove is formed in the other end of the rotating round block, a movable inserting column is movably arranged in the annular groove, a movable clamping column is arranged at one end of the movable inserting column, and a third reset spring is arranged at the same end of the movable inserting column and the movable clamping column in a connection mode;
the positioning adjusting mechanisms are symmetrically arranged on two sides of the tray bridge.
Preferably, the fixing device includes a first insert, a second insert, a third return spring, a first fixing groove, a first extruding spring, a first extruding block, a second fixing groove, a second extruding spring, a second extruding block, a fastening screw, a protruding block, a third insert, a fourth return spring, and a second circular groove, the steel backing plate is symmetrically provided with a first slot, one end of the first slot is provided with a second slot, the first slot is provided with the first insert and the second insert in an inserting manner, the second insert is integrally formed at one end of the first insert, the first insert is integrally formed with the second insert at the same end as the second insert and provided with the third return spring, the other end of the third return spring is integrally formed with the first slot, the second insert is connected with the first fixing groove in an inserting manner, the first fixing groove is provided with a first placing groove, The first extrusion spring is symmetrically connected and arranged in the first placing groove in an integrally formed manner, the other end of the first extrusion spring is provided with a first extrusion block in an integrally formed manner, a first slope is arranged on the first extrusion block, the first extrusion block is arranged in the first placing groove in a sliding manner, one side of the first insertion block is provided with a second fixing groove, a second extrusion groove is arranged in the second fixing groove, a second extrusion spring is arranged in the second placing groove in an integrally formed manner, the other end of the second extrusion spring is provided with a second extrusion block in an integrally formed manner, the second extrusion block is arranged in the second placing groove in a sliding manner, one end of the second extrusion block is provided with a second slope, the side of the second fixing groove is provided with a threaded hole in a penetrating manner, a fastening screw is arranged in a threaded connection manner, and the steel backing plate is provided with a convex block on the side of the notch of the first inserting groove in an integrally, the lug is provided with a third slot and a fourth slot at one end, the third slot is provided with a third insert block in an inserting manner, the fourth slot is provided with a fourth insert block in an inserting manner, the fourth insert block is integrally formed at one end of the third insert block, the third insert block is integrally formed with the fourth insert block at the same end and is provided with a fourth reset spring, the other end of the fourth reset spring is integrally formed and is arranged in the third slot, and a second circular groove is formed in one side of the fourth insert block.
Preferably, the positioning adjustment mechanism comprises a second knob, a positioning circular groove, a transmission gear, a transmission rack, an adjusting expansion plate, a convex block, a movable insertion block, a concave extrusion block, a concave movable block, an extrusion chute and a positioning clamping column, wherein the two sides of the tray bridge are spliced with a rotating shaft, one end of the rotating shaft is provided with the second knob, the other end of the rotating shaft is provided with the transmission gear, the outer side wall of the second knob is provided with the positioning circular groove at equal intervals, the transmission gear is meshed with the transmission rack, the transmission rack is arranged on the inner side wall of the movable groove, the movable groove is arranged in the adjusting expansion plate, the adjusting expansion plate is movably connected and arranged in the tray bridge, the tray bridge is provided with the convex block at the side position of the second knob, the movable insertion block is movably connected in the convex block, one end of the movable insertion block is provided with the concave extrusion block, and one side of, the movable block is characterized in that a concave movable block is movably arranged at one end of a concave extrusion block in the bump, extrusion chutes are symmetrically arranged on the concave movable block, a fourth reset spring is connected and arranged on each extrusion chute, and one end of each extrusion chute is connected and provided with a positioning clamp column.
Preferably, the movable clamping columns correspond to the annular clamping grooves in arrangement position and are arranged in the same number, and the diameter of each movable clamping column is equal to the width of the section of the notch of each annular clamping groove.
Preferably, the movable inserting column is movably arranged in the annular groove, and the diameter of the movable inserting column is equal to the width of the section of the notch of the annular groove.
Preferably, the positioning clamping column corresponds to the positioning circular groove in arrangement position, and the diameter of the positioning clamping column is equal to that of the positioning circular groove in arrangement position.
Preferably, the tooth form angle coefficient and the modulus of the transmission rack and the transmission gear are the same.
A construction method of a one-time cast-in-place forming device for an elevator shaft filler wall comprises the following steps:
s1: when the lower layer beam is poured, the reinforcing steel bars of the filling wall are reserved, and the reinforcing steel bars are anchored into the beam for a proper length;
s2: manufacturing deformation joints, namely hot galvanizing a tray bridge with holes, wherein the width of the tray bridge is the same as that of the filler wall;
s3: fixing the tray bridge on the structural steel bars, namely sleeving the tray bridge on the structural steel bars, and fixing the position of the tray bridge according to the deformation joint of actual requirements;
s4: in the fixing process of the tray bridge, after the position of the tray bridge is determined, the internal thread locking pipe is rotated, the internal thread locking pipe extrudes the T-shaped movable extrusion block in the fixed sleeve, and the auxiliary clamping block is pushed to clamp the structural steel bar;
s5: when the set deformation joint needs to be adjusted again, the deformation joint is adjusted to the actual construction requirement through the set positioning adjusting mechanism;
s6: binding the reinforcing steel bars of the layer of member, fixing the vertical deformation joints and the horizontal deformation joints with the main structure reinforcing mesh through the binding steel wires, and reserving binding bars of the filling wall and the layer of beam at the horizontal deformation joints;
s7: installing a template, and reserving a V-shaped opening on the template at the horizontal deformation joint;
s8; pouring concrete;
s9; and removing the formwork after the concrete reaches the required strength.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the construction method for one-time cast-in-place forming of the elevator shaft filler wall, the flexible material filled in the bridge is used as the deformation joint between the cast-in-place filler wall and the main structure, one-time cast-in-place forming of the filler wall can be realized on the premise that the rigidity of the main structure is not influenced, the working efficiency can be improved, the construction period can be effectively saved, the construction difficulty can be reduced, and the operation is simple;
2. according to the invention, the connecting structure of the structural steel bar and the tray bridge and the positioning and adjusting mechanism are arranged, so that the deformation joint in the pouring construction can be adjusted according to the actual construction requirement, the construction can be more suitable for the actual construction, the deviation of the pouring work in the construction process is avoided, convenience is provided for the work, the work efficiency is improved, the construction quality is well guaranteed, and the quality of the pouring project of the elevator shaft is further ensured.
Drawings
FIG. 1 is a left side schematic view of a connection structure according to the present invention;
FIG. 2 is a right side schematic view of a connection structure according to the present invention;
FIG. 3 is a schematic view of the connection structure of the structural steel bars and the tray bridge of the present invention;
FIG. 4 is a schematic left side view of the inner connection structure of the fixing sleeve and the fixing block in partial section according to the present invention;
FIG. 5 is an enlarged view of a portion of the connection structure of FIG. 4 according to the present invention;
FIG. 6 is a right side view of the fixing sleeve and the inner connection structure of the fixing block in partial section according to the present invention;
FIG. 7 is a schematic view of the connection structure of the positioning adjustment mechanism on the tray bridge of the present invention;
fig. 8 is a partial sectional view of the inner connection structure of the projection in the positioning adjustment mechanism of the present invention.
In the figure: structural reinforcement 1, tray crane span structure 2, fixed sleeve 3, T type activity extrusion piece 4, supplementary tight piece 5 of pressing, internal thread locking pipe 6, extrusion inclined plane 7, ring groove 8, fixed block 9, first knob 10, rotate round block 11, annular groove 12, activity inserted column 13, activity card post 14, location adjustment mechanism 15, second knob 1501, location round groove 1502, drive gear 1503, drive rack 1504, adjust expansion plate 1505, lug 1506, activity inserted block 1507, concave type extrusion piece 1508, concave type activity piece 1509, extrusion chute 1510, location card post 1511.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below. The embodiments of the present invention, and all other embodiments obtained by a person of ordinary skill in the art without any inventive work, belong to the scope of protection of the present invention.
Referring to fig. 1 to 8, the present invention provides a technical solution: the invention relates to a one-time cast-in-place forming device for an elevator shaft filler wall, which comprises structural steel bars 1, a tray bridge frame 2, a fixed sleeve 3 and a positioning adjusting mechanism 15;
the structural steel bar 1 is inserted into the tray bridge 2, one side of the tray bridge 2 is integrally provided with a fixed sleeve 3, and the structural steel bar 1 penetrates through the fixed sleeve 3;
t-shaped movable extrusion blocks 4 are symmetrically arranged in the fixed sleeve 3, first reset springs are symmetrically connected to the T-shaped movable extrusion blocks 4, a slope is arranged at one end of each T-shaped movable extrusion block 4, auxiliary clamping blocks 5 are movably connected to the T-shaped movable extrusion blocks 4, one ends of the auxiliary clamping blocks 5 are connected with second reset springs, an internal thread locking pipe 6 is arranged on the outer side wall of the fixed sleeve 3 in a threaded connection mode, and connecting threads are arranged on the outer side wall of the fixed sleeve 3;
one end of the internal thread locking pipe 6 is integrally formed with an extrusion inclined plane 7, the outer side wall of the internal thread locking pipe 6 is provided with an annular clamping groove 8, and a fixed block 9 is welded on the tray bridge frame 2 at the side position of the fixed sleeve 3;
a threaded column is arranged in the fixed block 9 in a threaded connection manner, a first knob 10 is arranged at one end of the threaded column, a rotating round block 11 is arranged at the other end of the rotating round block 11, an annular groove 12 is arranged at the other end of the rotating round block 11, a movable inserting column 13 is movably arranged in the annular groove 12, the diameter of the movable inserting column 13 is equal to the width of the cross section of a notch of the annular groove 12, a movable clamping column 14 is arranged at one end of the movable inserting column 13, the movable clamping column 14 is required to be arranged at a position corresponding to the annular clamping groove 8 and has the same number of groups, the diameter of the movable clamping column 14 is equal to the width of the cross section of the notch of the annular clamping groove 8, and a third return spring is arranged at the same end of the movable inserting column 13 as the movable clamping;
the positioning adjusting mechanisms 15 are symmetrically arranged on two sides of the tray bridge 2.
The positioning adjustment mechanism 15 includes a second knob 1501, a positioning circular groove 1502, a transmission gear 1503, a transmission rack 1504, an adjusting expansion plate 1505, a bump 1506, a movable insert 1507, a concave extrusion block 1508, a concave movable block 1509, an extrusion chute 1510, and a positioning clamp column 1511, wherein two sides of the tray bridge 2 are provided with a rotating shaft in an inserted manner, one end of the rotating shaft is provided with the second knob 1501, the other end is provided with the transmission gear 1503, the outer side wall of the second knob 1501 is provided with the positioning circular groove 1502 at equal intervals, the transmission gear 1503 is provided with the transmission rack 1504 in a meshing connection manner, wherein the transmission rack 1504 and the transmission gear 1503 are required to have the same tooth form angle coefficient and modulus, the transmission rack 1504 is arranged on the inner side wall of the movable groove, the movable groove is arranged in the adjusting expansion plate 1505, the adjusting expansion plate 1505 is movably arranged in the tray bridge 2, the tray bridge 2 is provided, the movable plug block 1507 is movably connected in the bump 1506, the concave extrusion block 1508 is arranged at one end of the movable plug block 1507, a third return spring is connected and arranged on one side of the concave extrusion block 1508, the concave movable block 1509 is movably arranged at one end of the concave extrusion block 1508 in the bump 1506, the extrusion chute 1510 is symmetrically arranged on the concave extrusion block 1509, a fourth return spring is connected and arranged on the extrusion chute 1510, the positioning clamp column 1511 is connected and arranged at one end of the extrusion chute 1510, the positioning clamp column 1511 corresponds to the positioning circular groove 1502, and the diameters of the positioning clamp column 1511 and the positioning circular groove 1502 are equal.
A construction method of a one-time cast-in-place forming device for an elevator shaft filler wall is characterized in that in the actual construction process, the construction method comprises the following steps:
s1: when the lower layer beam is poured, the reinforcing steel bars of the filling wall are reserved, and the reinforcing steel bars are anchored into the beam for a proper length;
s2: manufacturing a deformation joint, namely hot galvanizing a tray bridge 2 with holes, wherein the width of the tray bridge 2 is the same as that of a filler wall;
s3: fixing the tray bridge 2 on the structural steel bars 1, namely sleeving the tray bridge 2 on the structural steel bars 1, and fixing the position of the tray bridge 2 according to the deformation joint of actual requirements;
s4: in the fixing process of the tray bridge 2, after the position of the tray bridge 2 is determined, the internal thread locking pipe 6 is rotated, the internal thread locking pipe 6 extrudes the T-shaped movable extrusion block 4 in the fixed sleeve 3, and the auxiliary clamping block 5 is pushed to clamp the structural steel bar 1;
s5: when the set deformation joint needs to be adjusted again, the deformation joint is adjusted to the actual construction requirement through the set positioning adjusting mechanism 15;
s6: binding the reinforcing steel bars of the layer of member, fixing the vertical deformation joints and the horizontal deformation joints with the main structure reinforcing mesh through the binding steel wires, and reserving binding bars of the filling wall and the layer of beam at the horizontal deformation joints;
s7: installing a template, and reserving a V-shaped opening on the template at the horizontal deformation joint;
s8; pouring concrete;
s9; and removing the formwork after the concrete reaches the required strength.
The working principle is as follows: when the invention works, when the lower layer beam is poured, the steel bars of the infilled wall are reserved, and the steel bars are anchored into the beam for a proper length; in the process, the tray bridge 2 is fixed on the structural steel bar 1, namely the tray bridge 2 is sleeved on the structural steel bar 1, the position of the tray bridge 2 is fixed according to the deformation joint of the actual requirement, in the process, when the set deformation joint needs to be adjusted again, the deformation joint is adjusted to the actual construction requirement through the set positioning adjusting mechanism 15, firstly, before adjustment is carried out, primary adjustment work is carried out on the deformation joint when the position of the structural steel bar 1 of the tray bridge 2 changes, the internal thread locking pipe 6 is rotated to extrude the T-shaped movable extrusion block 4 in the fixed sleeve 3, and then the T-shaped movable extrusion block 4 is driven to extrude the auxiliary clamping block 5, so that the auxiliary clamping block 5 clamps the structural steel bar 1, meanwhile, the first knob 10 is rotated to drive the rotating round block 11 to extrude the movable insertion column 13, and then drive the movement of the movable clamp post 14, when the ring-shaped neck 8 reaches the position of the movable clamp post 14, the movable clamp post 14 is clamped in the ring-shaped neck 8, and further make the position of the internal thread locking pipe 6 fixed, thereby ensuring the firmness and stability of the connection and fixation of the tray bridge 2 and the structural steel bar 1, then the adjustment is carried out through the positioning adjustment mechanism 15, according to the actual requirement, the rotation of the second knob 1501 drives the transmission of the transmission gear and the transmission rack 1504, and the movable insert 1507 is pressed while rotating the second knob 1501, the movable insert 1507 pushes the concave extrusion block 1508 to extrude the extrusion chute 1510 on the concave movable block 1509, so that the position of the concave movable block 1509 is moved, and further drives the positioning clamp post 1511 to separate from the positioning circular groove 1502, so that the position fixation of the second knob 1501 is released, the transmission action of the transmission gear and the transmission 1503 drives the expansion plate 1505 to expand and contract, the adjustment of the deformation joint can be further realized, so that the construction requirement can be more easily met, finally, the component steel bar of the layer is bound, the vertical deformation joint and the horizontal deformation joint are fixed through the tie steel wire and the main structure steel bar net, the tie bars of the filling wall and the beam of the layer are reserved at the horizontal deformation joint, the template is installed, and a V-shaped opening is reserved in the template at the horizontal deformation joint; pouring concrete; and removing the formwork after the concrete reaches the required strength.
The practical function is as follows:
1. according to the construction method for one-time cast-in-place forming of the elevator shaft filler wall, the flexible material filled in the bridge is used as the deformation joint between the cast-in-place filler wall and the main structure, one-time cast-in-place forming of the filler wall can be realized on the premise that the rigidity of the main structure is not influenced, the working efficiency can be improved, the construction period can be effectively saved, the construction difficulty can be reduced, and the operation is simple;
2. according to the invention, the connecting structure of the structural steel bar and the tray bridge and the positioning and adjusting mechanism are arranged, so that the deformation joint in the pouring construction can be adjusted according to the actual construction requirement, the construction can be more suitable for the actual construction, the deviation of the pouring work in the construction process is avoided, convenience is provided for the work, the work efficiency is improved, the construction quality is well guaranteed, and the quality of the pouring project of the elevator shaft is further ensured.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an elevator pit shaft infilled wall cast-in-place forming device once which characterized in that: comprises structural steel bars (1), a tray bridge (2), a fixed sleeve (3) and a positioning and adjusting mechanism (15);
the structural steel bars (1) are inserted into the tray bridge (2), one side of the tray bridge (2) is integrally provided with a fixed sleeve (3), and the structural steel bars (1) are arranged in the fixed sleeve (3) in a penetrating manner;
t-shaped movable extrusion blocks (4) are symmetrically arranged in the fixed sleeve (3), first reset springs are symmetrically connected to the T-shaped movable extrusion blocks (4), a slope is arranged at one end of each T-shaped movable extrusion block (4), auxiliary clamping blocks (5) are movably connected to the T-shaped movable extrusion blocks (4), one ends of the auxiliary clamping blocks (5) are connected with second reset springs, an internal thread locking pipe (6) is arranged on the outer side wall of the fixed sleeve (3) in a threaded connection mode, and connecting threads are arranged on the outer side wall of the fixed sleeve (3);
an extrusion inclined plane (7) is integrally formed at one end of the internal thread locking pipe (6), an annular clamping groove (8) is formed in the outer side wall of the internal thread locking pipe (6), and a fixing block (9) is welded to the side position of the fixing sleeve (3) on the tray bridge (2);
a threaded column is arranged in the fixed block (9) in a threaded connection mode, a first knob (10) is arranged at one end of the threaded column, a rotating round block (11) is arranged at the other end of the threaded column, an annular groove (12) is formed in the other end of the rotating round block (11), a movable inserting column (13) is movably arranged in the annular groove (12), a movable clamping column (14) is arranged at one end of the movable inserting column (13), and a third return spring is arranged at the same end of the movable inserting column (13) as the movable clamping column (14) in a connection mode;
the positioning adjusting mechanisms (15) are symmetrically arranged on two sides of the tray bridge frame (2).
2. The one-time cast-in-place forming device for the elevator shaft filling wall, according to claim 1, is characterized in that: the positioning adjusting mechanism (15) comprises a second knob (1501), a positioning circular groove (1502), a transmission gear (1503), a transmission rack (1504), an adjusting telescopic plate (1505), a bump (1506), a movable inserting block (1507), a concave extrusion block (1508), a concave movable block (1509), an extrusion chute (1510) and a positioning clamping column (1511), wherein rotating shafts are inserted and arranged on two sides of the tray bridge (2), one end of each rotating shaft is provided with the second knob (1501), the other end of each rotating shaft is provided with the transmission gear (1503), the outer side wall of the second knob (1501) is equidistantly provided with the positioning circular grooves (1502), the transmission gear (1503) is meshed and connected with the transmission rack (1504), the transmission rack (1504) is arranged on the inner side wall of the movable groove, the movable groove is arranged in the adjusting telescopic plate (1505), and the adjusting telescopic plate (bridge) is movably connected and arranged in the tray (2), tray crane span structure (2) are provided with lug (1506) in the avris position of second knob (1501), swing joint is provided with activity inserted block (1507) in lug (1506), and the one end of activity inserted block (1507) is provided with concave type extrusion piece (1508) to one side connection of concave type extrusion piece (1508) is provided with third reset spring, be provided with concave type movable block (1509) in the one end activity of concave type extrusion piece (1508) in lug (1506), the symmetry is provided with extrusion chute (1510) on concave type movable block (1509) to connect on extrusion chute (1510) and be provided with fourth reset spring, the one end connection of extrusion chute (1510) is provided with locator card post (1511).
3. The one-time cast-in-place forming device for the elevator shaft filling wall, according to claim 1, is characterized in that: the movable clamping columns (14) correspond to the annular clamping grooves (8) in arrangement position and are arranged in the same number, and the diameter of each movable clamping column (14) is equal to the width of the section of the notch of each annular clamping groove (8).
4. The one-time cast-in-place forming device for the elevator shaft filling wall, according to claim 1, is characterized in that: the movable inserting column (13) is movably arranged in the annular groove (12), and the diameter of the movable inserting column (13) is equal to the width of the section of the groove opening of the annular groove (12).
5. The one-time cast-in-place forming device for the elevator shaft filling wall, according to claim 2, is characterized in that: the positioning clamping column (1511) corresponds to the positioning circular groove (1502) in arrangement position, and the arrangement diameters of the positioning clamping column and the positioning circular groove are equal.
6. The one-time cast-in-place forming device for the elevator shaft filling wall, according to claim 2, is characterized in that: the tooth form angle coefficient and the modulus of the transmission rack (1504) and the transmission gear (1503) are the same.
7. A construction method of a one-time cast-in-place molding device for a filling wall of an elevator shaft according to any one of claims 1 to 6, characterized in that the construction method comprises the following steps:
s1: when the lower layer beam is poured, the reinforcing steel bars of the filling wall are reserved, and the reinforcing steel bars are anchored into the beam for a proper length;
s2: manufacturing deformation joints, namely hot galvanizing a tray bridge (2) with holes, wherein the width of the tray bridge (2) is the same as that of a filler wall;
s3: fixing the tray bridge (2) on the structural steel bar (1), namely sleeving the tray bridge (2) on the structural steel bar (1), and fixing the position of the tray bridge (2) according to a deformation joint required by the actual requirement;
s4: in the fixing process of the tray bridge (2), after the position of the tray bridge (2) is determined, the internal thread locking pipe (6) is rotated, the internal thread locking pipe (6) extrudes the T-shaped movable extrusion block (4) in the fixed sleeve (3), and the auxiliary clamping block (5) is pushed to clamp the structural steel bar (1);
s5: when the set deformation joint needs to be adjusted again, the deformation joint is adjusted to the actual construction requirement through the set positioning adjusting mechanism (15);
s6: binding the reinforcing steel bars of the layer of member, fixing the vertical deformation joints and the horizontal deformation joints with the main structure reinforcing mesh through the binding steel wires, and reserving binding bars of the filling wall and the layer of beam at the horizontal deformation joints;
s7: installing a template, and reserving a V-shaped opening on the template at the horizontal deformation joint;
s8; pouring concrete;
s9; and removing the formwork after the concrete reaches the required strength.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010907682.XA CN111926953A (en) | 2020-09-02 | 2020-09-02 | One-time cast-in-place forming device for elevator shaft filler wall and construction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010907682.XA CN111926953A (en) | 2020-09-02 | 2020-09-02 | One-time cast-in-place forming device for elevator shaft filler wall and construction method thereof |
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| CN111926953A true CN111926953A (en) | 2020-11-13 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113250454A (en) * | 2021-06-03 | 2021-08-13 | 中建八局第二建设有限公司 | Wall-attached oval stiff concrete structure formwork system and construction method thereof |
| CN113585804A (en) * | 2021-08-11 | 2021-11-02 | 中建八局第二建设有限公司 | Reinforcing template under beam and pouring method |
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2020
- 2020-09-02 CN CN202010907682.XA patent/CN111926953A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113250454A (en) * | 2021-06-03 | 2021-08-13 | 中建八局第二建设有限公司 | Wall-attached oval stiff concrete structure formwork system and construction method thereof |
| CN113250454B (en) * | 2021-06-03 | 2022-04-12 | 中建八局第二建设有限公司 | Wall-attached oval stiff concrete structure formwork system and construction method thereof |
| CN113585804A (en) * | 2021-08-11 | 2021-11-02 | 中建八局第二建设有限公司 | Reinforcing template under beam and pouring method |
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