CN114508227A

CN114508227A - Overhanging type scaffold

Info

Publication number: CN114508227A
Application number: CN202210123026.XA
Authority: CN
Inventors: 雷宁安; 钟礼龙; 高林; 杨洋; 丁银; 马红艳; 苏中田; 王建强; 赵生元; 李志强
Original assignee: China State Construction Xinjiang Construction Engineering Group Co ltd
Current assignee: China State Construction Xinjiang Construction Engineering Group Co ltd
Priority date: 2022-02-09
Filing date: 2022-02-09
Publication date: 2022-05-17

Abstract

The invention relates to the technical field of constructional engineering, in particular to an overhanging type scaffold, which comprises a shaped steel plate, wherein the bottom surface of the shaped steel plate is provided with a plurality of overhanging steel beams, the overhanging steel beams are in sliding fit with the shaped steel plate along the length direction of the shaped steel plate, one end of each overhanging steel beam, far away from the shaped steel plate, is fixedly connected with a building through a fixing mechanism, the shaped steel plate is formed by hinging two supporting plates, the top surfaces of the two supporting plates are respectively provided with a hook, one sides, far away from the building, of the top surfaces of the two supporting plates are respectively hinged with a foot kicking plate, a steel cable is hung on each hook, and one end, far away from the hook, of each steel cable is fixedly connected with the building. According to the cantilever type scaffold, the cantilever steel beam is in sliding fit with the shaped steel plate, and the kick plate is hinged to the shaped steel plate, so that when the scaffold is built, a plurality of structures do not need to be assembled in sequence, the time for building the cantilever type scaffold is reduced, and the working efficiency is improved.

Description

Overhanging type scaffold

Technical Field

The invention relates to the technical field of constructional engineering, in particular to an overhanging type scaffold.

Background

The overhanging scaffold supports an outer scaffold by using an overhanging structure extending outwards from the edge of a building structure, and transmits all or part of the load of the scaffold to the building structure. The cantilevered support structure of the cantilevered scaffold must have sufficient strength, stability and rigidity to transfer the load of the scaffold to the building structure. The scaffold is a vital technical measure in the construction of constructional engineering, and the quality of the scaffold is directly related to the safety of subsequent construction, so that the scaffold is concerned and paid attention by all parties.

At present, current overhanging type scaffold frame is generally including girder steel, the design steel sheet of encorbelmenting, traction cable, foot kickboard, pole setting and structures such as horizontal pole. When the scaffold is specifically built, the cantilever steel beam is fixed with a building, and one end of the cantilever steel beam extends out of the building; then, covering the shaped steel plate on the cantilever steel beam, and reinforcing the cantilever steel beam by using a traction steel cable, so that one end of the traction steel cable is connected with the cantilever steel beam, and the other end of the traction steel cable is connected with a building; and finally, sequentially building the vertical rods and the cross rods on the cantilever steel beams and the shaping steel plates, and fixing the vertical rods and the cross rods by using the pipe clamps.

The existing cantilever scaffold has numerous structures, and the scaffold needs to be assembled in sequence when being built, so that the time is delayed; in addition, in order to avoid dislocation or separation between the cantilever steel beam and the setting steel plate, the cantilever steel beam and the setting steel plate need to be fixed separately, which further increases the assembly time. To this end, we propose an overhanging scaffold to solve the above drawbacks well.

Disclosure of Invention

The present invention is directed to an overhanging scaffold, which solves the above problems of the prior art.

The invention is realized by the following technical scheme: an overhanging type scaffold comprises a shaped steel plate, wherein a plurality of overhanging steel beams are arranged on the bottom surface of the shaped steel plate, the overhanging steel beams are in sliding fit with the shaped steel plate along the length direction of the shaped steel plate, one ends, far away from the shaped steel plate, of the overhanging steel beams are fixedly connected with a building through a fixing mechanism, the shaped steel plate is formed by hinging two supporting plates, hooks are arranged on the top surfaces of the two supporting plates, foot kickplates are hinged to one sides, far away from the building, of the top surfaces of the two supporting plates, steel cables are hung on the hooks, and one ends, far away from the hooks, of the steel cables are fixedly connected with the building;

the top surface of design steel sheet just is close to its two length border position and evenly has seted up the locating hole, the locating hole interpolation is equipped with the pole setting, the lateral wall of design steel sheet just is close to the position of locating hole still is provided with the stop gear with locating hole one-to-one for it is fixed the pole setting.

Preferably, the fixing mechanism comprises a fixing part shaped like Jiong, the fixing part is clamped outside the cantilever steel beam, two ends of the bottom of the fixing part are outwards turned and folded to form mounting lugs, through holes are formed in the mounting lugs in a penetrating mode, anchor rods are inserted into the through holes, and the anchor rods are inserted into the building.

Preferably, an adjusting screw rod penetrates through the top surface of the fixing part, the adjusting screw rod is in threaded fit with the fixing part, a handle is arranged at the top end of the adjusting screw rod, and a pressing part is arranged at the bottom end of the adjusting screw rod; the top surface of the cantilever steel beam is provided with a plurality of pressing grooves matched with the pressing parts.

Preferably, the length direction sliding fit of girder steel that encorbelments along the girder steel of encorbelmenting has the removal portion in the bottom surface of girder steel of encorbelmenting, the bottom surface of removal portion is equipped with the bracing, the bottom of bracing is equipped with the mounting panel, the mounting panel with building fixed connection.

Preferably, the moving part is in threaded connection with a fastening bolt, and the cantilever steel beam is uniformly provided with threaded holes matched with the fastening bolt.

Preferably, the limiting mechanism comprises a limiting inserted rod and a reset spring, one end of the limiting inserted rod penetrates through the side wall of the shaping steel plate and extends into the positioning hole, the reset spring is sleeved outside the limiting inserted rod, and two ends of the reset spring are fixedly connected with the outer end of the limiting inserted rod and the outer surface of the shaping steel plate respectively; and the bottom of the upright rod is provided with a limiting hole matched with the limiting inserted rod.

Preferably, still include a plurality of little horizontal pole of quantity and big horizontal pole, little horizontal pole and big horizontal pole all through the pipe strap with pole setting fixed connection, just little horizontal pole distributes along the width direction of stereotyping the steel sheet, big horizontal pole distributes along the length direction of stereotyping the steel sheet.

Preferably, both ends of the shaped steel plate in the width direction are provided with hidden cavities, the interior of each hidden cavity is movably provided with a drawing part, and one end of each drawing part, which is positioned outside the hidden cavity, is provided with a threaded hole; the foot kickplate is provided with an adaptive hole in a penetrating way; when the kick plate is attached to the surface of the shaping steel plate, the hook penetrates through the adaptation hole.

Preferably, the bottom surface of the supporting plate is provided with a hollow groove, and guide rods distributed along the length direction of the supporting plate are arranged inside the hollow groove; the top surface of the cantilever steel beam is fixedly provided with a connecting part, the connecting part is provided with a guide hole matched with the guide rod in a penetrating manner, and the guide rod penetrates through the guide hole.

Preferably, a positioning part is arranged on the top surface of the cantilever steel beam and close to the shaping steel plate, and a positioning bolt is connected to the positioning part in a threaded manner; and the side wall of the shaping steel plate is uniformly provided with connecting holes matched with the positioning bolts.

Compared with the prior art, the invention provides an overhanging type scaffold, which has the following beneficial effects:

1. according to the invention, the overhanging steel beam and the shaped steel plate are in sliding fit, and the foot kickplates are also hinged on the shaped steel plate, so that when the scaffold is built, a plurality of structures are not required to be assembled in sequence, the time for building the overhanging scaffold is favorably shortened, and the working efficiency is improved;

2. the vertical rod and the shaping steel plate are fixed through the positioning hole and the limiting mechanism, and compared with the conventional vertical rod fixing mode, the vertical rod fixing mode is simpler and faster;

3. the shaped steel plate is formed by hinging the two supporting plates, so that the storage space of the shaped steel plate is favorably reduced, and the transportation of the shaped steel plate is convenient.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a shaped steel plate and an overhanging steel beam according to the present invention;

FIG. 3 is an enlarged corresponding view taken at A in FIG. 2;

FIG. 4 is a schematic view of a securing mechanism of the present invention;

FIG. 5 is a schematic view of the inclined strut structure of the present invention.

In the figure: 10. shaping a steel plate; 101. a support plate; 102. hooking; 103. a foot kickboard; 104. a steel cord; 105. positioning holes; 106. erecting a rod; 107. a limiting hole; 108. a small cross bar; 109. a large cross bar; 110. a pull-out section; 11. an adapter hole; 112. hollowing out the grooves; 113. a guide bar; 114. connecting holes; 20. cantilever steel beam; 201. a pressing groove; 202. a moving part; 203. bracing; 204. mounting a plate; 205. fastening a bolt; 206. a connecting portion; 207. a positioning part; 208. positioning the bolt; 30. a fixing mechanism; 301. a fixed part; 302. mounting lugs; 303. a through hole; 304. an anchor rod; 305. adjusting the screw rod; 306. a press-fit portion; 40. a building; 50. a limiting mechanism; 501. a limiting inserted rod; 502. a return spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): referring to fig. 1-5, an overhanging scaffold includes a shaped steel plate 10, a plurality of overhanging steel beams 20 are disposed on the bottom surface of the shaped steel plate 10, the overhanging steel beams 20 are in sliding fit with the shaped steel plate 10 along the length direction thereof, specifically, a hollow groove 112 is disposed on the bottom surface of a supporting plate 101, and guide rods 113 distributed along the length direction of the supporting plate 101 are disposed inside the hollow groove 112; the top surface welding of girder steel 20 of encorbelmenting is equipped with connecting portion 206, runs through on the connecting portion 206 and sets up the guiding hole with guide bar 113 looks adaptation, and guide bar 113 runs through in the guiding hole, consequently, girder steel 20 accessible guide bar 113 and the sliding fit of stereotyping steel board 10 encorbelment. The shaping steel plate 10 is formed by hinging two supporting plates 101, and the two supporting plates 101 can be unfolded to be in the state shown in figure 2 and also can be folded, so that the collection and the transportation are convenient; the top surfaces of the two supporting plates 101 are both provided with a hook 102, one side of the top surfaces of the two supporting plates 101, which is far away from the building 40, is hinged with a kick plate 103, a steel cable 104 is hung on the hook 102, and one end of the steel cable 104, which is far away from the hook 102, extends upwards in an inclined manner and is fixedly connected with the building 40, as shown in fig. 1; in addition, an adapting hole 111 is formed in the kick plate 103 in a penetrating manner, and when the kick plate 103 is attached to the surface of the shaped steel plate 10, the hook 102 penetrates through the adapting hole 111.

One end of the cantilever steel beam 20, which is far away from the shaped steel plate 10, is fixedly connected with a building 40 through a fixing mechanism 30, the fixing mechanism 30 comprises a fixing part 301 shaped like Jiong, the fixing part 301 is clamped outside the cantilever steel beam 20, two ends of the bottom of the fixing part 301 are outwards folded to form mounting lugs 302, through holes 303 are arranged on the mounting lugs 302 in a penetrating manner, anchor rods 304 are inserted into the through holes 303, and the anchor rods 304 are inserted into the building 40; in addition, an adjusting screw 305 penetrates through the top surface of the fixing part 301, the adjusting screw 305 is in threaded fit with the fixing part 301, a handle is arranged at the top end of the adjusting screw 305, a pressing part 306 is arranged at the bottom end of the adjusting screw 305, and a plurality of pressing grooves 201 matched with the pressing part 306 are formed in the top surface of the cantilever steel beam 20; in the embodiment, when the fixing mechanism 30 is used specifically, the fixing mechanism is fixed to a building in advance, the anchor rod 304 is also embedded in the building in advance, and when the fixing mechanism is assembled specifically, a plurality of cantilever steel beams 20 need to be inserted into a plurality of fixing portions 301 in sequence, and then the pressing portion 306 is embedded into the pressing groove 201 by rotating the adjusting screw 305, so that the cantilever steel beams 20 are fixed.

Positioning holes 105 are uniformly formed in the top surface of the shaped steel plate 10 and the positions close to the two length edges of the shaped steel plate, vertical rods 106 are inserted into the positioning holes 105, and limiting mechanisms 50 which correspond to the positioning holes 105 one by one are further arranged on the side walls of the shaped steel plate 10 and the positions close to the positioning holes 105 and are used for fixing the vertical rods 106; the limiting mechanism 50 comprises a limiting inserted rod 501 and a reset spring 502, one end of the limiting inserted rod 501 penetrates through the side wall of the shaping steel plate 10 and extends into the positioning hole 105, the reset spring 502 is sleeved outside the limiting inserted rod 501, two ends of the reset spring 502 are respectively fixedly connected with the outer end of the limiting inserted rod 501 and the outer surface of the shaping steel plate 10, and the bottom of the upright rod 106 is provided with a limiting hole 107 matched with the limiting inserted rod 501; when the vertical rod 106 is specifically assembled, the corresponding limiting insertion rod 501 is pulled out, the bottom end of the vertical rod 106 is inserted into the positioning hole 105, and finally the fingers are loosened, so that the inner end of the limiting insertion rod 501 is inserted into the limiting hole 107, and the installation of the vertical rod 106 can be completed.

The bottom surface of the cantilever steel beam 20 is in sliding fit with a moving part 202 along the length direction of the cantilever steel beam 20, the bottom surface of the moving part 202 is provided with an inclined strut 203, the bottom end of the inclined strut 203 is provided with an installation plate 204, the installation plate 204 is fixedly connected with the building 40, the moving part 202 is in threaded connection with a fastening bolt 205, and the cantilever steel beam 20 is uniformly provided with threaded holes matched with the fastening bolt 205; in the present embodiment, when the cantilever beam is used, the inclined strut 203 needs to be moved to attach the mounting plate 204 to the wall surface of the building 40 and to be fixedly connected by the bolt, and then the moving portion 202 and the cantilever beam 20 are fixedly connected by the bolt. A positioning part 207 is welded on the top surface of the cantilever steel beam 20 and close to the shaping steel plate 10, a positioning bolt 208 is connected to the positioning part 207 in a threaded manner, and connecting holes 114 matched with the positioning bolt 208 are uniformly formed in the side wall of the shaping steel plate 10; that is, the cantilever steel beam 20 and the setting steel plate 10 are fixed by the positioning bolts 208, so that the setting steel plate 10 is prevented from sliding on the cantilever steel beam 20. Hidden cavities are formed in both ends of the shaped steel plate 10 in the width direction, drawing parts 110 are movably arranged in the hidden cavities, and as shown in fig. 2, threaded holes are formed in one ends, located outside the hidden cavities, of the drawing parts 110; this embodiment is in concrete use, because reasons such as the structural feature of building for accomplish just laminating very hardly between two adjacent design steel sheet 10, for the security that improves the scaffold frame this moment, just need take out the pull portion 110 at design steel sheet 10 both ends, laminate through the pull portion between two adjacent design steel sheet 10.

The embodiment further includes a plurality of small cross bars 108 and large cross bars 109, as shown in fig. 1, the small cross bars 108 and the large cross bars 109 are both fixedly connected with the vertical rods 106 through pipe clamps, the small cross bars 108 are distributed along the width direction of the shaped steel plate 10, and the large cross bars 109 are distributed along the length direction of the shaped steel plate 10; it is worth mentioning that the small ledgers 108 and the large ledgers 109 are the last steps of building the scaffolding, and the small ledgers 108 and the large ledgers 109 are built in various ways, not in the only state as shown in the figures, depending on the site situation.

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

1. The utility model provides a cantilever type scaffold frame which characterized in that: the cantilever steel beam fixing device comprises a shaping steel plate (10), wherein a plurality of cantilever steel beams (20) are arranged on the bottom surface of the shaping steel plate (10), the cantilever steel beams (20) are in sliding fit with the shaping steel plate (10) along the length direction of the shaping steel plate (10), one ends, far away from the shaping steel plate (10), of the cantilever steel beams (20) are fixedly connected with a building (40) through fixing mechanisms (30), the shaping steel plate (10) is formed by hinging two supporting plates (101), hooks (102) are arranged on the top surfaces of the two supporting plates (101), foot kickboards (103) are hinged on one sides, far away from the building (40), of the top surfaces of the two supporting plates (101), steel cables (104) are hung on the hooks (102), and one ends, far away from the hooks (102), of the steel cables (104) are fixedly connected with the building (40);

the top surface of design steel sheet (10) just is close to its two length border position evenly seted up locating hole (105), locating hole (105) interpolation is equipped with pole setting (106), the lateral wall of design steel sheet (10) just is close to the position of locating hole (105) still is provided with stop gear (50) with locating hole (105) one-to-one for it is fixed pole setting (106).

2. An overhanging scaffold according to claim 1, wherein: the fixing mechanism (30) comprises fixing portions (301) which are Jiong-shaped, the fixing portions (301) are clamped outside the cantilever steel beam (20), two ends of the bottom of each fixing portion (301) are outwards turned and folded to form mounting lugs (302), through holes (303) penetrate through the mounting lugs (302), anchor rods (304) are inserted into the through holes (303), and the anchor rods (304) are inserted into the building (40).

3. An overhanging scaffold according to claim 2 wherein: an adjusting screw (305) penetrates through the top surface of the fixing part (301), the adjusting screw (305) is in threaded fit with the fixing part (301), a handle is arranged at the top end of the adjusting screw (305), and a pressing part (306) is arranged at the bottom end of the adjusting screw (305); the top surface of the cantilever steel beam (20) is provided with a plurality of pressing grooves (201) matched with the pressing parts (306).

4. An overhanging scaffold according to claim 1, wherein: the bottom surface of girder steel (20) of encorbelmenting has removal portion (202) along the length direction sliding fit of girder steel (20) of encorbelmenting, the bottom surface of removal portion (202) is equipped with bracing (203), the bottom of bracing (203) is equipped with mounting panel (204), mounting panel (204) with building (40) fixed connection.

5. An overhanging scaffold according to claim 4 wherein: the movable portion (202) is connected with a fastening bolt (205) through threads, and threaded holes matched with the fastening bolt (205) are uniformly formed in the cantilever steel beam (20).

6. An overhanging scaffold according to claim 1 wherein: the limiting mechanism (50) comprises a limiting insertion rod (501) and a return spring (502), one end of the limiting insertion rod (501) penetrates through the side wall of the shaping steel plate (10) and extends into the positioning hole (105), the return spring (502) is sleeved outside the limiting insertion rod (501), and two ends of the return spring (502) are fixedly connected with the outer end of the limiting insertion rod (501) and the outer surface of the shaping steel plate (10) respectively; the bottom of the upright rod (106) is provided with a limiting hole (107) matched with the limiting inserted rod (501).

7. An overhanging scaffold according to claim 1, wherein: still include a plurality of little horizontal pole (108) of quantity and big horizontal pole (109), little horizontal pole (108) and big horizontal pole (109) all through the pipe strap with pole setting (106) fixed connection, just little horizontal pole (108) distribute along the width direction of design steel sheet (10), the length direction of design steel sheet (10) is distributed along big horizontal pole (109).

8. An overhanging scaffold according to claim 1, wherein: hidden cavities are formed in two ends of the shaped steel plate (10) in the width direction, a drawing part (110) is movably arranged in each hidden cavity, and a threaded hole is formed in one end, located outside each hidden cavity, of each drawing part (110); an adaptive hole (111) is formed in the kick plate (103) in a penetrating manner; when the kick plate (103) is attached to the surface of the shaped steel plate (10), the hook (102) penetrates through the adapting hole (111).

9. An overhanging scaffold according to claim 1, wherein: a hollow groove (112) is formed in the bottom surface of the supporting plate (101), and guide rods (113) distributed along the length direction of the supporting plate (101) are arranged inside the hollow groove (112); the top surface of girder steel (20) of encorbelmenting is fixed and is equipped with connecting portion (206), run through on connecting portion (206) seted up with the guiding hole of guide bar (113) looks adaptation, guide bar (113) run through in the guiding hole.

10. An overhanging scaffold according to claim 1, wherein: a positioning part (207) is arranged on the top surface of the cantilever steel beam (20) and close to the shaping steel plate (10), and a positioning bolt (208) is connected to the positioning part (207) in a threaded manner; and the side wall of the shaped steel plate (10) is uniformly provided with connecting holes (114) matched with the positioning bolts (208).