CN113882713B - Platform template strutting arrangement encorbelments of high altitude large-span I-steel - Google Patents
Platform template strutting arrangement encorbelments of high altitude large-span I-steel Download PDFInfo
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- CN113882713B CN113882713B CN202111183766.4A CN202111183766A CN113882713B CN 113882713 B CN113882713 B CN 113882713B CN 202111183766 A CN202111183766 A CN 202111183766A CN 113882713 B CN113882713 B CN 113882713B
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 47
- 239000010959 steel Substances 0.000 title claims abstract description 47
- 230000008093 supporting effect Effects 0.000 claims abstract description 79
- 230000007246 mechanism Effects 0.000 claims abstract description 48
- 238000009415 formwork Methods 0.000 claims abstract description 14
- 238000005096 rolling process Methods 0.000 claims abstract description 10
- 238000010276 construction Methods 0.000 abstract description 7
- 230000003137 locomotive effect Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 7
- 230000006872 improvement Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 210000003781 tooth socket Anatomy 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 240000007643 Phytolacca americana Species 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 206010020649 Hyperkeratosis Diseases 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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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
- E04G25/00—Shores or struts; Chocks
- E04G25/04—Shores or struts; Chocks telescopic
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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
- E04G25/00—Shores or struts; Chocks
- E04G25/04—Shores or struts; Chocks telescopic
- E04G2025/042—Shores or struts; Chocks telescopic with devices to avoid accidental disengagement of the telescopic elements, e.g. during transport
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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Abstract
The invention discloses a formwork supporting device for a high-altitude large-span I-shaped steel cantilever platform, and relates to the technical field of high-altitude cantilever construction. The invention comprises a supporting mechanism and a moving vehicle, wherein the supporting mechanism is arranged on one side above the moving vehicle, a first gear column is arranged on the lower side of one end of the supporting mechanism, the first gear column is fixedly sleeved on a first rotating column, and the two ends of the first rotating column are fixedly connected to the end surface of the supporting mechanism through a first connecting plate; the first gear column is meshed with a second gear column in a groove in the top surface of the moving vehicle, and two ends of a second rotating column fixedly sleeved in the second gear column are rotatably connected to the moving vehicle through rolling bearings. The device can realize quick mounting and dismounting between the supporting mechanism and the cantilevers, is convenient to dismount, is convenient to transfer among floors, can be matched with the cantilevers with different sizes, and is high in practicability.
Description
Technical Field
The invention belongs to the technical field of high-altitude cantilever construction, and particularly relates to a high-altitude large-span I-shaped steel cantilever platform formwork supporting device.
Background
Along with the gradual improvement of living standard of people, the requirements of people on living are gradually improved, the overhang of the building is mainly used for increasing the space and the comfort level of the building, along with the continuous improvement of the building level, the overhang is not only suitable for bottom buildings, and various large-span overhangs can be built for a plurality of high-rise buildings; in the construction process of the cantilever, in order to facilitate the construction of the cantilever, a support mechanism is arranged below a main I-shaped steel of the cantilever for supporting and stabilizing;
according to the prior publication, CN 105019639B-high-altitude cantilever formwork and a construction method thereof, a bottom angle steel is fixed at the edge of a beam at a layer n of a structure to serve as a supporting point of an inclined strut I-shaped steel, a top angle steel is fixedly welded in the middle of the cantilever I-shaped steel, and the top angle steel is matched and buckled with the corner part of the beam at the layer n + 1; the inclined strut I-steel support is fixedly welded at the end part of the overhanging I-steel or the part close to the end part, when the n + 1-layer structure is constructed, at least two times of pre-embedded round steel pressure rings are arranged on the floor slab, and each round steel pressure ring is firmly welded with the overhanging I-steel beam or is tightly plugged and fixed by a wood wedge. The high-altitude cantilever structure is characterized in that the distance between cantilever component parts and the ground is high. The overhanging structural component has long overhanging span and large deflection generated by the self weight of the structure. The welding point position of the cantilever platform of the inclined strut I-steel and the horizontal I-steel is determined according to the cantilever length, and the welding point position is the optimal stress position within the range of 1/3 of the distance from the outer part of the span edge of the cantilever member.
Although the supporting device disclosed in the above publication can provide a good supporting function during the cantilever construction process, the following disadvantages still exist during the actual use process:
1. the existing cantilever supporting device is integrally and fixedly arranged, the length of the cantilever is continuously increased along with the change of the building design, and obviously, the existing supporting device can not be correspondingly adjusted according to the different sizes of the cantilever, so that the applicability is poor;
2. the existing cantilever supporting device works mainly in an assembling mode, so that the cantilever supporting device is required to be disassembled and assembled firstly when being transferred among floors in the actual using process, and the operation is complex;
3. the main structures of the existing cantilever supporting devices are mainly fixed through bolts or welding, and after the connection mode is used, workers are inconvenient to disassemble, so that the construction strength is increased;
4. the existing cantilever supporting device is mainly connected with the I-shaped steel through bolts and the like, so that the supporting device and the I-shaped steel are not convenient to connect and detach;
therefore, there is a need for improvement of the prior art to solve the above technical problems.
Disclosure of Invention
The invention aims to provide a formwork supporting device of a high-altitude large-span I-steel cantilever platform, which is convenient to assemble and support, convenient to transfer, capable of supporting and adjusting according to different cantilevers and fast in connection with I-steel, and solves the problems that an existing cantilever supporting device is inconvenient to assemble and support, troublesome to transfer, incapable of correspondingly adjusting according to different cantilevers and troublesome in connection with the I-steel in the actual using process.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a formwork supporting device for a high-altitude large-span I-steel cantilever platform, which comprises a supporting mechanism and a moving vehicle, wherein the supporting mechanism is arranged on one side above the moving vehicle;
the first gear column is meshed with a second gear column in a groove on the top surface of the moving vehicle, and two ends of a second rotating column fixedly sleeved in the second gear column are rotatably connected to the moving vehicle through rolling bearings;
two sides of the end face of the supporting mechanism above the first gear column are also symmetrically provided with hanging rings for fixedly connecting one end of a traction rope, the traction rope is wound on rollers, the rollers are arranged on one side of the moving vehicle far away from the supporting mechanism, the two rollers are fixedly sleeved on the same third rotating column, and two ends of the third rotating column are rotatably connected to the side face of the moving vehicle through rolling bearings;
the bottom surface middle part symmetry of locomotive is provided with the L shape picture peg that the free end extends to supporting mechanism one side, and four corner positions in the bottom surface of locomotive all are provided with the gyro wheel simultaneously.
According to the invention, through the improvement, the rotation of the motor can drive the second gear column to rotate, and through the meshing arrangement between the second gear column and the first gear column, the angle adjustment of the supporting mechanism in the vertical direction by taking the first rotating column as a shaft can be realized, so that the supporting mechanism can rotate the position for supporting the I-steel according to different overhanging sizes;
meanwhile, the L-shaped inserting plate is inserted in the embedded part, so that the positioning of the device in use can be realized, and the arrangement of the roller on the moving vehicle is convenient for the integral transfer of the device;
the supporting mechanism is provided with a first rectangular frame, a second rectangular frame and a third rectangular frame from one side close to the moving vehicle to the outside in sequence, the second rectangular frame is sleeved in the first rectangular frame in a sliding mode, and the third rectangular frame is sleeved in the second rectangular frame in a sliding mode;
a spiral sleeve column is arranged in the second rectangular frame, a spiral rod is spirally matched in one end of the spiral sleeve column, and the other end of the spiral sleeve column is spirally matched in the fixed sleeve column; the other end of the screw rod is fixedly connected to the end face of the third rectangular frame, and the other end of the fixed sleeve column is rotatably connected to the end face of the first rectangular frame through a rolling bearing;
one end of a fixed sleeve column which is arranged on the first rectangular frame in a matched mode further extends to the outer side of the first rectangular frame to be fixedly connected with the special-shaped toothed disc, and a rotating handle is eccentrically connected to one side face of the special-shaped toothed disc;
the top of different fluted disc be provided with tooth's socket complex bent leaf piece, the one side that the bent leaf piece is far away from different fluted disc is passed through the locating pin and is rotated the connection on first rectangle frame, and is provided with the poker rod on being close to the bent leaf piece side of locating pin one side.
According to the invention, through the improvement, the rotating handle is used for driving the iso-fluted disc to rotate, so that the fixed sleeve column can rotate, the spiral sleeve column, the spiral rod and the fixed sleeve column are arranged in a spiral fit manner, and the spiral rod is fixedly connected to the third rectangular frame, so that when the fixed sleeve column rotates, the whole supporting mechanism can be contracted and expanded, the fixed sleeve column can be normally used under the expansion condition, the fixed sleeve column can be separated from the I-shaped steel under the contraction condition, the supporting device can be separated and disassembled without being disassembled, and the labor force is effectively reduced.
Furthermore, all be provided with first toothed disc on the first rotation post of locomotive both sides, all be provided with the second toothed disc on the second rotation post of locomotive both sides simultaneously, be located and link through the chain between first toothed disc and the second toothed disc of locomotive homonymy.
Furthermore, a motor is further arranged at one end of the first rotating column in an embedded mode and fixedly connected to the moving vehicle.
Furthermore, a handle is fixedly connected to the side wall of the moving vehicle below the roller.
Further, the bottom surfaces of the moving vehicles outside the two L-shaped inserting plates are symmetrically provided with air cylinders, and foot pads are fixedly connected to the bottom surfaces of the air cylinders.
Further, still fixed mounting has the controller on a lateral wall of locomotive, the controller passes through the conducting wire respectively with cylinder and motor electric connection.
Furthermore, the outer walls of the upper side and the lower side of the third rectangular frame are respectively provided with a first T-shaped strip along the axial direction of the screw rod, and the inner walls of the upper side and the lower side of the second rectangular frame are respectively provided with a first T-shaped groove in clearance fit with the first T-shaped strips; and second T-shaped strips are arranged on the outer walls of the upper side and the lower side of the second rectangular frame along the axis direction of the spiral sleeve column, and second T-shaped grooves in clearance fit with the second T-shaped strips are formed in the inner walls of the upper side and the lower side of the first rectangular frame.
Furthermore, four corners of the first rectangular frame are respectively provided with a first T-shaped guide groove, a first T-shaped guide rod is sleeved in the first T-shaped guide groove in a sliding manner, four corners of the second rectangular frame are respectively provided with a second T-shaped guide groove, and a second T-shaped guide rod is sleeved in the second T-shaped guide groove in a sliding manner;
one end of the first T-shaped guide rod is fixedly connected to the side wall, far away from the first rectangular frame, of the second rectangular frame through a first connecting block, and one end of the second T-shaped guide rod is fixedly connected to the side wall, far away from the second rectangular frame, of the third rectangular frame through a second connecting block.
Furthermore, the end, away from the second rectangular frame, of the third rectangular frame is further provided with a supporting plate, the supporting plate is in clearance fit with a positioning column at the upper end of the end face of the third rectangular frame, two ends of the positioning column are fixedly connected to the end face of the third rectangular frame through a fixing plate, a rectangular groove is formed in the lower end face of the supporting plate, the supporting plate can be arranged in parallel with the I-shaped steel due to extrusion when contacting the I-shaped steel, at the moment, along with the extension of the supporting mechanism, the rectangular groove can be clamped at the position of a preset bolt on the I-shaped steel, the positioning is realized, and when the support mechanism is disassembled, only the supporting mechanism needs to be retracted, the rectangular groove is separated from the bolt, and the disassembly is realized.
The invention has the following beneficial effects:
1. according to the invention, through the arrangement that the supporting mechanism rotates relative to the mobile vehicle, the angle can be adjusted according to the size of the cantilever, so that the upper end of the supporting mechanism is always positioned at the outer side of the cantilever, the supporting effect can be effectively improved, the arrangement has strong applicability, and the supporting mechanism can have a good supporting effect when used on cantilevers with different sizes.
2. According to the invention, the L-shaped inserting plate and the embedded parts on the floors are inserted and combined, so that the mobile vehicle can be firstly positioned when in use, and the mobile wheels are arranged, so that the whole device can be conveniently moved, and the transfer between the floors is convenient.
3. The supporting mechanism is arranged in a telescopic mode, can abut against the I-shaped steel in an unfolded state to achieve positioning, is convenient to move integrally in a contracted state, can be rapidly disassembled and assembled with the I-shaped steel through telescopic adjustment of the supporting mechanism, and improves use convenience.
4. According to the invention, the rectangular groove on the abutting plate can be clamped and positioned with the bolt on the bottom surface of the I-shaped steel, and when the abutting plate is moved reversely, the rectangular groove can be separated from the rectangular groove, so that the supporting device is prevented from being matched with the I-shaped steel through the bolt, and the dismounting is more convenient.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a left side view of the present invention;
FIG. 3 is a schematic view of the overall structure of the supporting mechanism according to the present invention;
FIG. 4 is an exploded view of the support mechanism of the present invention;
FIG. 5 is a schematic view of the overall structure of a third rectangular frame according to the present invention;
FIG. 6 is a schematic view of the overall structure of a second rectangular frame according to the present invention;
FIG. 7 is a schematic view of the overall structure of a first rectangular frame according to the present invention;
FIG. 8 is a rear view of the structure of FIG. 7 in accordance with the present invention;
FIG. 9 is a schematic view of the overall structure of the resisting plate of the present invention;
FIG. 10 is a schematic view of the overall structure of the traveling carriage according to the present invention;
fig. 11 is a left side view of the structure of fig. 10 in accordance with the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a mobile vehicle; 2. a first rectangular frame; 3. a second rectangular frame; 4. a third rectangular frame; 5. a resisting plate; 6. a controller; 7. a roller; 8. a chain; 101. a groove; 102. a roller; 103. a handle is supported; 104. a second gear post; 105. an L-shaped plug board; 106. a cylinder; 201. fixing the sleeve column; 202. a first gear column; 203. a first T-shaped guide slot; 204. a second T-shaped slot; 205. hanging a ring; 206. bending a leaf block; 301. spirally sleeving a column; 302. a first T-shaped guide bar; 303. a second T-bar; 304. a first T-shaped slot; 305. a second T-shaped guide slot; 401. a screw rod; 402. a second T-shaped guide bar; 403. a positioning column; 404. a first T-bar; 501. a rectangular groove; 701. a hauling rope; 702. a third rotating column; 703. a second gear wheel disc; 1041. a second rotating cylinder; 1042. a first gear plate; 1043. a motor; 1061. a foot pad; 2011. a different fluted disc; 2012. rotating the handle; 2021. a first rotating column; 2022. a first connecting plate; 2061. a poke rod; 3021. a first connection block; 4021. a second connecting block; 4031. and (7) fixing the plate.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1, 10 and 11, the invention relates to a formwork supporting device for a high-altitude large-span i-steel cantilever platform, which comprises a supporting mechanism and a moving vehicle 1, wherein the middle part of the bottom surface of the moving vehicle 1 is symmetrically provided with an L-shaped inserting plate 105, the free end of the L-shaped inserting plate extends towards one side of the supporting mechanism, the L-shaped inserting plate 105 is inserted and fixed with an embedded part on the bottom surface of a building, meanwhile, four corner positions of the bottom surface of the moving vehicle 1 are respectively provided with a roller 102, and the rollers 102 are convenient for the moving vehicle 1 to move;
the bottom surfaces of the movable trolley 1 at the outer sides of the two L-shaped inserting plates 105 are also symmetrically provided with air cylinders 106, the bottom surfaces of the air cylinders 106 are fixedly connected with foot pads 1061, and the air cylinders 106 can jack up the movable trolley 1 integrally under the extending action;
a holding handle 103 is also fixedly connected to the side wall of the moving vehicle 1 below the roller 7, and the holding handle 103 is arranged to facilitate the moving of the moving vehicle 1;
a controller 6 is fixedly mounted on one side wall of the mobile vehicle 1, the controller 6 is electrically connected with the cylinder 106 and the motor 1043 through conducting wires respectively, the controller 6 can control various electrical elements, and in actual use, the device is externally connected with a mains supply for supplying power;
above-mentioned setting is when using, promotes locomotive 1 through holding up handle 103, at the in-process that promotes to it is accurate to realize that L shape picture peg 105 inserts to close in the built-in fitting, when locomotive 1 moves the assigned position, control cylinder 106 stretches out, under the effect that cylinder 106 stretches out, callus on the sole 1061 contact ground is with whole locomotive 1 jack-up, under the jack-up effect, L shape picture peg 105 dies with the built-in fitting card, realizes that the location of locomotive 1 is stable.
Referring to fig. 1, 2, 10 and 11, the supporting mechanism is disposed on one side of the upper portion of the moving vehicle 1, a first gear column 202 is disposed on a lower side of one end of the supporting mechanism, the first gear column 202 is fixedly connected to the first rotating column 2021, and two ends of the first rotating column 2021 are both fixedly connected to an end surface of the supporting mechanism through a first connecting plate 2022;
the first gear column 202 is meshed with the second gear column 104 in the groove 101 on the top surface of the moving vehicle 1, and two ends of a second rotating column 1041 fixedly sleeved in the second gear column 104 are rotatably connected to the moving vehicle 1 through rolling bearings;
the two sides of the end face of the supporting mechanism above the first gear column 202 are also symmetrically provided with hanging rings 205 for fixedly connecting one end of a hauling rope 701, the hauling rope 701 is wound on the rollers 7, the rollers 7 are arranged on one side of the moving vehicle 1 far away from the supporting mechanism, the two rollers 7 are fixedly sleeved on the same third rotating column 702, the two ends of the third rotating column 702 are rotatably connected to the side face of the moving vehicle 1 through rolling bearings, and the hauling rope 701 can play a role in auxiliary pulling when the supporting mechanism rotates by taking the first rotating column 2021 as an axis, so that the integral stability of the device is improved;
the first rotating columns 2021 on both sides of the moving vehicle 1 are respectively provided with a first gear wheel 1042, the second rotating columns 1041 on both sides of the moving vehicle 1 are respectively provided with a second gear wheel 703, the first gear wheel 1042 and the second gear wheel 703 on the same side of the moving vehicle 1 are linked through a chain 8, and the arrangement can realize the synchronous rotation of the roller 7 under the rotation action of the first rotating columns 2021, thereby realizing the retraction of the traction rope 701;
a motor 1043 is further embedded in one end of the first rotating column 2021, and the motor 1043 is fixedly connected to the moving vehicle 1;
when the arrangement is used, the rotation of the second gear column 104 can be realized through the operation of the motor 1043, and because the arrangement of the engagement between the second gear column 104 and the first gear column 202 can realize the rotation of the support mechanism with the first rotating column 2021 as the shaft; when the second rotating column 1041 rotates, the third rotating column 702 can rotate through the linkage of the chain 8, the roller 7 rotates, and the synchronous retraction and release of the traction rope 701 are realized.
Referring to fig. 3-8, the supporting mechanism is provided with a first rectangular frame 2, a second rectangular frame 3 and a third rectangular frame 4 in sequence from one side close to the moving vehicle 1 to the outside, the second rectangular frame 3 is slidably sleeved in the first rectangular frame 2, and the third rectangular frame 4 is slidably sleeved in the second rectangular frame 3;
a spiral sleeve column 301 is arranged in the second rectangular frame 3, a spiral rod 401 is spirally matched in one end of the spiral sleeve column 301, and the other end of the spiral sleeve column 301 is spirally matched in the fixed sleeve column 201; the other end of the screw rod 401 is fixedly connected to the end face of the third rectangular frame 4, and the other end of the fixed sleeve column 201 is rotatably connected to the end face of the first rectangular frame 2 through a rolling bearing;
one end of a fixed sleeve column 201 which is arranged on the first rectangular frame 2 in a matching way also extends to the outer side of the first rectangular frame 2 to be fixedly connected with a different-tooth disc 2011, and one side surface of the different-tooth disc 2011 is eccentrically connected with a rotating handle 2012;
when the device is used, the special gear disc 2011 can rotate by rotating the handle 2012, so that the fixed sleeve column 201 is driven to rotate, the spiral sleeve column 301 can be spirally occluded with the spiral rod 401 and the fixed sleeve column 201 respectively by rotating the fixed sleeve column 201, relative movement among the first rectangular frame 2, the second rectangular frame 3 and the third rectangular frame 4 can be realized in the occlusion process, and the support mechanism can be integrally stretched;
a bent blade block 206 matched with the tooth socket is arranged above the different-tooth disc 2011, one side, far away from the different-tooth disc 2011, of the bent blade block 206 is rotatably connected to the first rectangular frame 2 through a positioning pin, a poking rod 2061 is arranged on the side face, close to the positioning pin, of the bent blade block 206, and the poking rod 2061 can facilitate poking of the bent blade block 206;
in the above arrangement, in specific use, one side of the tooth socket of the different tooth disc 2011 is attached to the bent blade block 206, and the other side of the tooth socket is at a certain angle with the side of the bent blade block 206, when the different tooth disc 2011 rotates towards one end, the tooth socket can jack up the bent blade block 206 to rotate by the positioning pin, the bent blade block 206 is separated from the tooth socket, the different tooth disc 2011 rotates freely, and when the different tooth disc 2011 rotates towards the other direction, because the tooth socket forms a certain angle with the side of the bent blade block 206, and because the bent blade block 206 is bent, when the different tooth disc 2011 moves reversely, the different tooth disc 2011 can be deadened, so that the rotation of the different tooth disc 2011 is avoided, of course, when the different tooth disc 2011 needs to move reversely, only the poke rod 2061 needs to be poked to separate the bent blade block 206 from the groove 101, and the different tooth disc 2011 can rotate reversely;
the outer walls of the upper side and the lower side of the third rectangular frame 4 are respectively provided with a first T-shaped strip 404 along the axial direction of the screw rod 401, and the inner walls of the upper side and the lower side of the second rectangular frame 3 are respectively provided with a first T-shaped groove 304 which is in clearance fit with the first T-shaped strip 404; the outer walls of the upper side and the lower side of the second rectangular frame 3 are provided with second T-shaped strips 303 along the axial direction of the spiral sleeve column 301, the inner walls of the upper side and the lower side of the first rectangular frame 2 are respectively provided with second T-shaped grooves 204 in clearance fit with the second T-shaped strips 303, the arrangement can realize the limit guide between the first T-shaped strips 404 and the first T-shaped grooves 304 and the limit guide between the second T-shaped strips 303 and the second T-shaped grooves 204, and the deviation is avoided when the first rectangular frame 2, the second rectangular frame 3 and the third rectangular frame 4 move relatively;
four corners of the first rectangular frame 2 are respectively provided with a first T-shaped guide groove 203, a first T-shaped guide rod 302 is slidably sleeved in the first T-shaped guide groove 203, four corners of the second rectangular frame 3 are respectively provided with a second T-shaped guide groove 305, and a second T-shaped guide rod 402 is slidably sleeved in the second T-shaped guide groove 305;
one end of the first T-shaped guide rod 302 is fixedly connected to the side wall of the second rectangular frame 3 far away from the first rectangular frame 2 through a first connecting block 3021, and one end of the second T-shaped guide rod 402 is fixedly connected to the side wall of the third rectangular frame 4 far away from the second rectangular frame 3 through a second connecting block 4021;
this set up the stability that can improve being connected between first rectangular frame 2, second rectangular frame 3 and the third rectangular frame 4 on the one hand, avoid taking place mutual breaking away from, the rigidity of supporting mechanism itself can be improved to the setting of first T shape guide bar 302 and second T shape guide bar 402 simultaneously, avoids under the expandes completely, appears distortion.
Referring to fig. 5 and 9, a supporting plate 5 is further disposed at one end of the third rectangular frame 4 away from the second rectangular frame 3, the supporting plate 5 is in clearance fit with a positioning column 403 at an upper end of an end face of the third rectangular frame 4, two ends of the positioning column 403 are both fixedly connected to the end face of the third rectangular frame 4 through a fixing plate 4031, the fixing plate 4031 can rotate with the positioning column 403 as a shaft, a rectangular groove 501 is disposed on a lower end face of the supporting plate 5, and the rectangular groove 501 is used for being matched with a bolt;
when the arrangement is in actual use, the bolt is welded in advance at the matching position of the bottom surface of the I-shaped steel, when the abutting plate 5 is in contact with the bottom surface of the I-shaped steel, the abutting plate 5 and the bottom surface of the I-shaped steel are kept in a parallel state due to extrusion of the I-shaped steel, the abutting plate 5 extends to move along with the extension of the supporting mechanism and the synchronous action of the supporting mechanism relative to the angle adjustment of the moving vehicle 1, and finally the rectangular groove 501 is clamped at the bolt position to realize connection between the I-shaped steel and the supporting mechanism.
The above are only preferred embodiments of the present invention, and the present invention is not limited thereto, and any modification, equivalent replacement, and improvement made to the technical solutions described in the above embodiments, and to some of the technical features thereof, are included in the scope of the present invention.
Claims (9)
1. The utility model provides a platform template strutting arrangement encorbelments of high altitude large-span I-steel, includes supporting mechanism, its characterized in that: the device is characterized by further comprising a moving vehicle (1), the supporting mechanism is arranged on one side above the moving vehicle (1), a first gear column (202) is arranged on the lower side of one end of the supporting mechanism, the first gear column (202) is fixedly sleeved on the first rotating column (2021), and two ends of the first rotating column (2021) are fixedly connected to the end face of the supporting mechanism through first connecting plates (2022);
the first gear column (202) is meshed with a second gear column (104) in a groove (101) in the top surface of the moving vehicle (1), and two ends of a second rotating column (1041) fixedly sleeved in the second gear column (104) are rotatably connected to the moving vehicle (1) through rolling bearings;
hanging rings (205) for fixedly connecting one end of a traction rope (701) are symmetrically arranged on two sides of the end face of the supporting mechanism above the first gear column (202), the traction rope (701) is wound on the rollers (7), the rollers (7) are arranged on one side of the moving vehicle (1) far away from the supporting mechanism, the two rollers (7) are fixedly sleeved on the same third rotating column (702), and two ends of the third rotating column (702) are rotatably connected to the side face of the moving vehicle (1) through rolling bearings;
the middle of the bottom surface of the moving vehicle (1) is symmetrically provided with L-shaped inserting plates (105) with free ends extending to one side of the supporting mechanism, and meanwhile, four corner positions of the bottom surface of the moving vehicle (1) are respectively provided with a roller (102);
the supporting mechanism is provided with a first rectangular frame (2), a second rectangular frame (3) and a third rectangular frame (4) from one side close to the moving vehicle (1) to the outside in sequence, the second rectangular frame (3) is sleeved in the first rectangular frame (2) in a sliding mode, and the third rectangular frame (4) is sleeved in the second rectangular frame (3) in a sliding mode;
a spiral sleeve column (301) is arranged in the second rectangular frame (3), a spiral rod (401) is spirally matched in one end of the spiral sleeve column (301), and the other end of the spiral sleeve column (301) is spirally matched in the fixed sleeve column (201); the other end of the screw rod (401) is fixedly connected to the end face of the third rectangular frame (4), and the other end of the fixed sleeve column (201) is rotatably connected to the end face of the first rectangular frame (2) through a rolling bearing;
one end of a fixed sleeve column (201) which is arranged on the first rectangular frame (2) in a matching mode further extends to the outer side of the first rectangular frame (2) to be fixedly connected with a different toothed disc (2011), and a rotating handle (2012) is eccentrically connected to one side face of the different toothed disc (2011);
the top of heterodont dish (2011) be provided with tooth's socket complex bent leaf piece (206), one side that heterodont dish (2011) was kept away from in bent leaf piece (206) is passed through the locating pin and is rotated the connection on first rectangle frame (2), and is provided with on bent leaf piece (206) side that is close to locating pin one side and dials pole (2061).
2. The formwork support device for the high-altitude large-span I-steel cantilever platform according to claim 1, wherein the first rotating columns (2021) on both sides of the moving vehicle (1) are provided with first gear discs (1042), the second rotating columns (1041) on both sides of the moving vehicle (1) are provided with second gear discs (703), and the first gear discs (1042) and the second gear discs (703) on the same side of the moving vehicle (1) are linked through chains (8).
3. The formwork support device for the high-altitude large-span I-shaped steel cantilever platform according to claim 2, wherein a motor (1043) is further embedded in one end of the first rotating column (2021), and the motor (1043) is fixedly connected to the moving vehicle (1).
4. The formwork support device for the high-altitude large-span I-steel cantilever platform according to claim 3, characterized in that a handle (103) is fixedly connected to the side wall of the moving vehicle (1) below the roller (7).
5. The formwork supporting device for the high-altitude large-span I-shaped steel cantilever platform is characterized in that air cylinders (106) are symmetrically arranged on the bottom surfaces of the moving vehicles (1) on the outer sides of the two L-shaped inserting plates (105), and foot pads (1061) are fixedly connected to the bottom surfaces of the air cylinders (106).
6. The formwork support device for the high-altitude large-span I-shaped steel cantilever platform according to claim 5, wherein a controller (6) is further fixedly mounted on one side wall of the moving vehicle (1), and the controller (6) is electrically connected with the cylinder (106) and the motor (1043) through conducting wires respectively.
7. The formwork support device for the high-altitude large-span I-shaped steel cantilever platform according to any one of claims 1 to 6, wherein the outer walls of the upper side and the lower side of the third rectangular frame (4) are respectively provided with a first T-shaped strip (404) along the axial direction of the screw rod (401), and the inner walls of the upper side and the lower side of the second rectangular frame (3) are respectively provided with a first T-shaped groove (304) which is in clearance fit with the first T-shaped strip (404); and second T-shaped strips (303) are arranged on the outer walls of the upper side and the lower side of the second rectangular frame (3) along the axial direction of the spiral sleeve column (301), and second T-shaped grooves (204) in clearance fit with the second T-shaped strips (303) are formed in the inner walls of the upper side and the lower side of the first rectangular frame (2).
8. The formwork supporting device for the high-altitude large-span I-steel cantilever platform according to claim 7, wherein four corners of the first rectangular frame (2) are provided with first T-shaped guide grooves (203), first T-shaped guide rods (302) are slidably sleeved in the first T-shaped guide grooves (203), four corners of the second rectangular frame (3) are provided with second T-shaped guide grooves (305), and second T-shaped guide rods (402) are slidably sleeved in the second T-shaped guide grooves (305);
one end of the first T-shaped guide rod (302) is fixedly connected to the side wall, far away from the first rectangular frame (2), of the second rectangular frame (3) through a first connecting block (3021), and one end of the second T-shaped guide rod (402) is fixedly connected to the side wall, far away from the second rectangular frame (3), of the third rectangular frame (4) through a second connecting block (4021).
9. The formwork supporting device for the high-altitude large-span I-shaped steel cantilever platform according to claim 8, wherein a supporting plate (5) is further arranged at one end, away from the second rectangular frame (3), of the third rectangular frame (4), the supporting plate (5) is in clearance fit with a positioning column (403) at the upper end position of the end face of the third rectangular frame (4), two ends of the positioning column (403) are fixedly connected to the end face of the third rectangular frame (4) through a fixing plate (4031), and a rectangular groove (501) is formed in the lower end face of the supporting plate (5).
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| ES2188334B1 (en) * | 2000-10-03 | 2004-10-16 | Ulma C Y E, S. Coop. | PUNCH FOR CONSTRUCTION WITH IMPERDIBLE SYSTEM. |
| CA2416644C (en) * | 2003-01-20 | 2010-07-20 | Paul Gillespie | Concrete slab form system |
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| CN206477616U (en) * | 2017-02-15 | 2017-09-08 | 江西忠信建设工程集团有限公司 | It is a kind of to prevent the device of cantilever steel girder downwarp |
| CN108868163A (en) * | 2018-07-19 | 2018-11-23 | 上海建工七建集团有限公司 | One kind exempting from the fixed device of pre-buried overhanging unloading platform and its fixing means |
| CN109518605A (en) * | 2018-09-18 | 2019-03-26 | 浙江交通职业技术学院 | The telescopic overhanging support of one kind and its installation method |
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| CN213952938U (en) * | 2020-12-14 | 2021-08-13 | 众诚大业(北京)工程设备有限公司 | Cantilever beam with adjustable supporting position |
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| CN109208754A (en) * | 2018-09-20 | 2019-01-15 | 深圳市鹏升建设有限公司 | A kind of support construction and its construction method of house construction engineering cantilevered plate |
| CN212583181U (en) * | 2020-05-19 | 2021-02-23 | 南通承悦装饰集团有限公司 | Inclined lever type movable cantilever platform |
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