CN220365269U - Scaffold frame in construction - Google Patents

Abstract

The utility model discloses an inner scaffold for building construction, which comprises a scaffold board, upright posts, crossed diagonal braces, stabilizing rods and a base, wherein two vertical upright posts are respectively arranged on the left side and the right side of the scaffold board, the upper ends of the front upright post and the rear upright post are connected through a fixing rod which is horizontally arranged, the upper edges of the left fixing rod and the right fixing rod are positioned at the same height, the left end and the right end of the scaffold board are horizontally arranged and are respectively detached and connected on the left fixing rod and the right fixing rod, the front side and the rear side of the crossed diagonal braces are respectively provided with one slide rod and are respectively detached and connected with the left upright post and the right upright post, the inner scaffold also comprises a plurality of slide rods, the slide rods are respectively arranged on the front side and the rear side of the base and are parallel to the axis of the first fixing rod, the slide rods are horizontally and slidably connected with the base along the front direction and the rear direction, the stabilizing rods are respectively arranged on the front side and the rear side of the base, and the stabilizing rods are horizontally arranged and are vertically detached and connected with the slide rods. The problem that the scaffold is relatively complicated in operation during storage is solved.

Description

Scaffold frame in construction

Technical Field

The utility model relates to the field of building construction, in particular to an inner scaffold for building construction.

Background

The inner scaffold is erected in a building, after one layer of wall is built, the inner scaffold is transferred to the upper floor to be built by a new layer of masonry, and the inner scaffold can be used for building inner and outer walls and indoor decoration construction. The existing scaffold is not provided with an anti-tilting structure, so that when constructors move working positions on the upper scaffold or a scaffold plate of the scaffold, the scaffold can be stressed unevenly to tilt, and certain potential safety hazards exist.

In the prior art, for example, an anti-tilting scaffold for indoor construction is proposed in China patent with the application number of 202222605093.3, and the scaffold is stable and the construction safety is improved through the arrangement of an anti-tilting mechanism; after construction, outwards pulling the operation disc, the spring is stretched to be taken in, the gag lever post is pulled out from supporting the spacing hole simultaneously, and will prevent that the slope pole is taken in the second and accomodate the inslot, then inwards press the stopper, make the stopper break away from connecting the spacing hole, and compress connecting spring, upwards move again and prevent the slope pipe, make the connecting rod withdraw to prevent in the slope pipe, at this moment, prevent that the slope pipe is withdrawn to first storage tank, loosen the operation disc, under the elasticity effect after accomodating the spring by tensile, promote the gag lever post and insert and accomodate in the spacing hole, thereby accomodate preventing the slope mechanism, reduce the space that prevents the slope mechanism and occupy, deposit after the device is taken apart of being convenient for. However, the scaffold is cumbersome to handle when stored.

Disclosure of Invention

1. Technical problem to be solved

The utility model provides an inner scaffold for building construction, which solves the problem that the scaffold is complicated to operate when being stored.

2. Technical proposal

In order to achieve the above purpose, the utility model provides an inner scaffold for building construction, which comprises a scaffold board, upright rods and cross diagonal braces, wherein two vertical upright rods are respectively arranged on the left side and the right side of the scaffold board, the upper ends of the front upright rod and the rear upright rod are connected through a fixing rod which is horizontally arranged, the upper edges of the left upright rod and the right upright rod are positioned at the same height, the scaffold board is horizontally arranged, the left end and the right end of the scaffold board are respectively and detachably connected to the left upright rod and the right upright rod, the cross diagonal braces are respectively provided with one front upright rod and the right upright rod and are detachably connected to the left upright rod and the right upright rod, the inner scaffold also comprises a stabilizer bar and a base, a plurality of sliding rods are respectively arranged on the front side and the rear side of the base, the sliding rods are parallel to the axis of the first upright rod, the sliding rods are horizontally and slidably connected to the base along the front and the rear directions, the stabilizer bar is provided with two stabilizing rods which are respectively arranged on the front side and the rear side of the base, and the stabilizer bar is horizontally arranged and is vertically detachably connected to the sliding rods.

Preferably, a plurality of fixing hooks are fixedly connected to the left side and the right side of the scaffold board, the openings of the fixing hooks are downward, the sizes of the openings are matched with the rod diameters of the first fixing rods, and the fixing hooks on the left side and the right side of the scaffold board are respectively propped against the first fixing rods on the left side and the right side.

Preferably, the upright posts are steel pipes; the free end of the sliding rod is coaxially provided with a first jack, the other end of the sliding rod is provided with a rack, a limiting block is arranged at the joint of the sliding rod and the rack, and the limiting block and the teeth on the rack are arranged on the same side.

Preferably, one side of the rod body of the stabilizer rod is vertically and fixedly connected with a plurality of inserting rods along the length direction of the stabilizer rod, the positions of the inserting rods correspond to the first inserting holes, the sizes of the inserting rods are matched with the first inserting holes, and the stabilizer rod is inserted into the first inserting holes through the inserting rods and connected with the sliding rods.

Preferably, the base includes box, lower vaulting pole, locating lever and column gear, the box is the cuboid, the base bilateral symmetry be equipped with two and every the upper surface of base is equipped with two locating levers respectively, the position of locating lever with pole setting position is corresponding, the diameter of locating lever with the internal diameter looks adaptation of pole setting, the pole setting passes through the locating lever inserts its lower extreme with the base is connected, the equal coaxial fixedly connected with pivot of upper and lower surface of column gear is three, the column gear passes through three vertical rotations of pivot are connected in the box, the slide bar is equipped with two and sets up respectively the left and right sides of column gear, two rack on the slide bar respectively with column gear engagement, the front and back side of box all is equipped with the slide hole, two the free end of slide bar passes respectively the slide hole of box front and back side with the box is along fore-and-aft direction sliding connection, three on the upper surface of column gear pass the box upper surface, the lower surface sets up and the coaxial connection of column gear is in three pivot on the box.

Preferably, the transmission device further comprises a transmission device, the transmission device comprises a protection shell, an upper supporting rod, a first bevel gear, a second bevel gear and a transmission rod, two ends of the transmission rod are respectively and fixedly connected with a first rotating shaft, the first bevel gear is provided with two shafts and is respectively and fixedly connected with the first rotating shafts at two ends of the transmission rod, the two shafts are symmetrically arranged left and right and are oppositely arranged on the large end face of the first bevel gear, the upper supporting rod is provided with two shafts and is vertically arranged, the upper end of the upper supporting rod is fixedly connected with a second rotating shaft, the second bevel gear is respectively and fixedly connected with the second rotating shaft at the upper end of the upper supporting rod, the second bevel gear is respectively meshed with the first bevel gear and the second bevel gear, the first bevel gear and the second bevel gear are arranged in the protection shell, the free end of the first rotating shaft horizontally penetrates through the protection shell corresponding to the first rotating shaft and is fixedly connected with a rocking handle, and the upper supporting rod is coaxially and detachably connected with the lower supporting rod.

Preferably, the cross section of the protective housing is L-shaped, the first bevel gear is arranged in the vertical part, and the second bevel gear is arranged in the horizontal part.

Preferably, a second fixing rod is detachably connected between the lower parts of the front vertical rod and the rear vertical rod, the second fixing rod is parallel to the first fixing rod, a horizontal supporting plate is arranged in the middle of the second fixing rod, a supporting rod hole is formed in the supporting plate, the protective shell is mounted on the supporting plate, and the upper supporting rod penetrates through the supporting rod hole and is detachably connected with the lower supporting rod.

Preferably, the lower extreme of going up the vaulting pole is equipped with rather than coaxial connecting rod, the week side of connecting rod is equipped with vertical spacing stupefied, jack second has been seted up to the upper end of lower vaulting pole coaxially, set up vertical spacing groove on the pore wall of jack second, spacing groove's size and position all with spacing stupefied size and position assorted, the pole footpath of connecting rod with jack second's aperture assorted, go up the vaulting pole with lower vaulting pole passes through the connecting rod inserts in the jack second just spacing stupefied inserts spacing inslot connection.

Preferably, the first fixing rod and the second fixing rod are respectively provided with a connecting shaft at two ends, the connecting shafts are provided with threads, and the connecting shafts at the two ends of the first fixing rod and the second fixing rod simultaneously horizontally penetrate through the vertical rods and the free ends of the crossed diagonal braces and are fixed through fastening nuts.

The utility model has the following beneficial effects:

1. when in construction, the base is firstly placed on the ground, then the upright posts are arranged on the base, the first fixed rod is arranged between the front upright post and the rear upright post, and the cross brace is arranged between the left upright post and the right upright post, so that the stability of the inner scaffold is improved, then the scaffold board is arranged on the first fixed rod, the sliding rods at the front side and the rear side of the base slide out of the front side and the rear side of the base respectively, and the two stabilizing rods are arranged at the free ends of the sliding rods at the front side and the rear side of the base respectively, so that the assembly of the base and the stabilizing rods is completed, the contact area between the base and the ground is increased by the cooperation of the stabilizing rods and the sliding rods, the anti-overturning capability of the inner scaffold is improved, and meanwhile, the stabilizing rods can stabilize a plurality of sliding rods, so that the force born between the sliding rods is mutually transmitted through the stabilizing rods, and the fact that a certain sliding rod is prevented from being stressed too much to bend; after the construction is finished, the scaffold board, the first fixed rod, the crossed diagonal braces and the vertical rods are detached from top to bottom, finally, the stabilizer rod is detached from the free end of the sliding rod, the sliding rod is slid back into the range of the base, the inner scaffold is detached, and all parts are collected to a designated position or carried to other construction sites, so that the inner scaffold has the advantages of being rapid in installation and detachment, saving space and convenient to transport;

2. the stabilizer bar can be inserted into the first inserting hole through the inserting rod to be quickly connected with the sliding rod, and can be quickly detached from the sliding rod, so that the stabilizer bar and the sliding rod can be separated, and the stabilizer bar can be conveniently carried and stored;

3. when the vertical rod is erected, the vertical rod can be sleeved on the positioning rod for fixing, and when the vertical rod is dismantled, the vertical rod can be directly pulled out, so that the installation and the disassembly of the vertical rod are convenient and quick;

4. the sliding rod is arranged in the box body, so that space can be further saved, a worker rotates the rocking handle, the rocking handle drives the rotating shaft I on the same side to rotate, the rotating shaft I drives the bevel gear I corresponding to the rocking handle I to rotate, the bevel gear I on the side drives the bevel gear I on the other side to rotate through the transmission rod, the left bevel gear I and the right bevel gear I synchronously and symmetrically rotate, the left bevel gear I and the right bevel gear I respectively drive the left bevel gear I and the right bevel gear II to synchronously and symmetrically rotate, then the left bevel gear II and the right bevel gear II drive the upper supporting rod and the lower supporting rod on the left side and the right side to synchronously and symmetrically rotate, then the left post gear and the right post gear II respectively drive the two racks corresponding to the rocking handle II to move along the front and back directions, the two sliding rods slide out of and slide into the sliding holes on the front side and the back side of the box body along with the corresponding racks, the sliding blocks between the sliding rods and the racks can prevent the sliding rods from sliding out of the box body, so that the sliding rods can be rapidly stretched out and retracted, synchronous stretching and retracting of the sliding rods in the left base and the two bases are realized, the operation is simple and rapid, the scaffold is convenient to remove after taking up space;

5. the upper stay bar and the lower stay bar are inserted into the second jack through the connecting rod, the limiting ridge is inserted into the limiting groove to be connected, the upper stay bar and the lower stay bar can be connected quickly, and meanwhile, the limiting ridge is matched with the limiting groove, so that the upper stay bar and the lower stay bar are prevented from rotating relatively, and the extension and retraction of the sliding bar are prevented from being influenced;

6. the inner scaffold can be matched with the connecting shaft only through the fastening nut, the crossed diagonal bracing, the vertical rod and the first fixing rod are connected, the crossed diagonal bracing, the vertical rod and the second fixing rod are connected, the mounting and dismounting speed is further improved, and the operation is simple and convenient.

Drawings

Fig. 1 is a schematic diagram of the overall structure of an inner scaffold for building construction according to the present utility model;

fig. 2 is a schematic diagram illustrating connection between a transmission device and a base of an inner scaffold for building construction according to the present utility model;

fig. 3 is a schematic diagram illustrating connection between an upper brace and a lower brace of an inner scaffold for construction according to the present utility model;

fig. 4 is a cross-sectional view illustrating connection between an upper stay bar and a lower stay bar of an inner scaffold for construction according to the present utility model;

fig. 5 is a lower exploded view of an inner scaffold for construction according to the present utility model;

FIG. 6 is an enlarged view of FIG. 5A;

fig. 7 is a schematic view of a partial structure of an inner scaffold for construction according to the present utility model;

fig. 8 is an enlarged view of B of fig. 7.

1, a scaffold board; 11. a fixed hook; 2. a first fixed rod; 21. a support plate; 22. a brace rod hole; 23. a connecting shaft; 3. a vertical rod; 4. cross diagonal bracing; 5. a stabilizer bar; 51. a rod; 6. a transmission device; 61. a protective shell; 62. bevel gears I; 63. bevel gears II; 64. a transmission rod; 65. a first rotating shaft; 66. a rocking handle; 67. a second rotating shaft; 68. an upper stay bar; 681. a connecting rod; 682. limiting edges; 7. a base; 71. a case; 711. a slide hole; 72. a slide bar; 721. a limiting block; 722. a rack; 723. a jack I; 73. a post gear; 74. a third rotating shaft; 75. a lower stay bar; 751. a second jack; 752. a limit groove; 76. a positioning rod; 8. a second fixing rod; 9. and (5) fastening the nut.

Detailed Description

The present utility model is described in further detail below with reference to the drawings and examples to enable those skilled in the art to practice the utility model by referring to the description.

The utility model provides an inner scaffold for building construction, which is shown in fig. 1, and comprises a scaffold board 1, upright posts 3, cross diagonal braces 4, stabilizing rods 5 and a base 7, wherein two vertical upright posts 3 are respectively arranged on the left side and the right side of the scaffold board 1, the upper ends of the front upright posts 3 and the rear upright posts 3 are connected through a horizontally arranged fixing rod I2, the upper edges of the left fixing rod I2 and the right fixing rod I2 are positioned at the same height, the scaffold board 1 is horizontally arranged, the left end and the right end of the scaffold board are respectively connected to the left fixing rod I2 and the right end of the scaffold board in a disassembling mode, the cross diagonal braces 4 are respectively provided with one and are respectively connected with the left upright posts 3 and the right upright posts 3 in a disassembling mode, a plurality of sliding rods 72 are respectively arranged on the front side and the rear side of the base 7, the sliding rods 72 are parallel to the axes of the fixing rods 2 and the base 7 in a horizontally sliding mode, the stabilizing rods 5 are provided with two and are respectively arranged on the front side and the rear side of the base 7, and the stabilizing rods 5 are horizontally arranged and are simultaneously in a disassembling mode. During construction, the base 7 is placed on the ground, the upright posts 3 are arranged on the base 7, the first fixing rod 2 is arranged between the front upright post 3 and the rear upright post 3, and the cross brace is arranged between the left upright post 3 and the right upright post 3, so that the stability of the inner scaffold is improved, the scaffold board 1 is arranged on the first fixing rod 2, the sliding rods 72 on the front side and the rear side of the base 7 are respectively slid out of the front side and the rear side of the base 7, the two stabilizing rods 5 are respectively arranged at the free ends of the sliding rods 72 on the front side and the rear side of the base 7, the assembly of the base 7 and the stabilizing rods 5 is completed, the contact area between the base 7 and the ground is increased by matching the stabilizing rods 5 with the sliding rods 72, the anti-covering capacity of the inner scaffold is improved, and meanwhile, the stabilizing rods 5 can stabilize the sliding rods 72, so that the force applied between the sliding rods 72 is mutually transmitted through the stabilizing rods 5, and the bending caused by overlarge stress of a certain sliding rod 72 is prevented; after construction is finished, the scaffold board 1, the first fixed rod 2, the crossed diagonal braces 4 and the vertical rods 3 are detached from top to bottom, the stabilizer rod 5 is detached from the free end of the sliding rod 72, the sliding rod 72 is slid back into the range of the base 7, the inner scaffold is detached, and all parts are collected to a designated position or carried to other construction sites, so that the inner scaffold has the advantages of being rapid in installation and detachment, saving space and being convenient to transport.

As shown in fig. 1, a plurality of fixing hooks 11 are fixedly connected to the left and right sides of the scaffold board 1, the openings of the fixing hooks 11 are downward, the size of the openings is matched with the rod diameter of the fixing rod one 2, and the fixing hooks 11 on the left and right sides of the scaffold board 1 respectively abut against the fixing rod one 2 on the left and right sides. The scaffold board 1 can be hung on the first fixed rod 2 through the fixed hooks 11, and the scaffold board 1 can be directly taken down from the first fixed rod 2 after construction is finished, so that the scaffold board 1 is convenient and quick to install and detach.

The upright 3 is made of steel pipe.

As shown in fig. 2, a jack 723 is coaxially provided at the free end of the slide bar 72, a rack 722 is provided at the other end of the slide bar 72, a stopper 721 is provided at the connection part of the slide bar 72 and the rack 722, and the stopper 721 is provided at the same side as the teeth on the rack 722.

As shown in fig. 5 and 6, a plurality of insert rods 51 are fixedly connected vertically to one side of the shaft of the stabilizer 5 in the longitudinal direction thereof, the positions of the insert rods 51 correspond to the first insertion holes 723, the insert rods 51 are sized to match the first insertion holes 723, and the stabilizer 5 is connected to the slide rod 72 by inserting the insert rods 51 into the first insertion holes 723. The stabilizer bar 5 can be quickly connected with the sliding bar 72 and can be quickly detached from the sliding bar 72, and the stabilizer bar 5 and the sliding bar 72 can be separated, so that the storage and the transportation are convenient.

As shown in fig. 2, the base 7 includes a box 71, a lower supporting rod 75, a positioning rod 76 and a post gear 73, the box 71 is rectangular, two positioning rods 76 are symmetrically arranged on the left and right sides of the base 7, two positioning rods 76 are respectively arranged on the upper surface of each base 7, the positions of the positioning rods 76 correspond to the positions of the vertical rods 3, the diameters of the positioning rods 76 are matched with the inner diameters of the vertical rods 3, as shown in fig. 6, the vertical rods 3 are inserted into the lower ends of the positioning rods 76 to be connected with the base 7, the upper surface and the lower surface of the post gear 73 are coaxially and fixedly connected with a rotating shaft three 74, the post gear 73 is vertically and rotatably connected in the box 71 through the rotating shaft three 74, two slide bars 72 are arranged on the left and right sides of the post gear 73, racks 722 on the two slide bars 72 are respectively meshed with the post gear 73, sliding holes 711 are respectively arranged on the front side and rear side surfaces of the box 71, free ends of the two slide bars 72 respectively penetrate through the sliding holes 711 on the front side and rear sides of the box 71 to be slidably connected with the box 71 along the front and rear directions, as shown in fig. 6, the rotating shaft three 74 on the upper surface of the post gear 73 penetrates through the upper surface of the box 71, the lower supporting rod 75 is coaxially and fixedly connected with the rotating shaft three 74. When the vertical rod 3 is erected, the vertical rod 3 can be sleeved on the positioning rod 76 for fixing, and when the vertical rod 3 is dismantled, the vertical rod 3 can be directly pulled out, so that the installation and the disassembly of the vertical rod 3 are convenient and quick; the slide bars 72 are disposed in the case 71, so that space can be further saved, the lower stay bar 75 is rotated, the lower stay bar 75 drives the rotating shaft three 74 and the pillar gear 73 to rotate, the two racks 722 slide along the front and rear directions respectively under the driving of the pillar gear 73, the two slide bars 72 slide out and slide in along with the corresponding racks 722 from the slide holes 711 on the front and rear sides of the case 71, so that the slide bars 72 can be rapidly extended and retracted, and the limiting block 721 between the slide bars 72 and the racks 722 can prevent the slide bars 72 from sliding out of the case 71.

As shown in fig. 2, the transmission device 6 further includes a transmission device 6, the transmission device 6 includes a protective shell 61, an upper brace 68, a first bevel gear 62, a second bevel gear 63 and a transmission rod 64, two ends of the transmission rod 64 are respectively and fixedly connected with a first rotating shaft 65 coaxially, the first bevel gear 62 is provided with two and fixedly connected with the first rotating shaft 65 at two ends of the transmission rod 64 coaxially, the two first bevel gears 62 are symmetrically arranged left and right and are arranged with large end faces opposite to each other, the upper brace 68 is provided with two and vertically arranged, the upper end of the upper brace 68 is fixedly connected with a second rotating shaft 67 coaxially, the second bevel gear 63 is provided with two and horizontally arranged, the two second bevel gears 63 are respectively and fixedly connected with a second rotating shaft 67 at the upper ends of the left and right upper braces 68 coaxially, the two second bevel gears 63 are respectively meshed with the first bevel gears 62, the first bevel gears 62 and the second bevel gears 63 are arranged in the protective shell 61, the free end of the first rotating shaft 65 horizontally passes through the corresponding protective shell 61, the free end of the first rotating shaft 65 is fixedly connected with a rocking handle 66, and the upper brace 68 is coaxially and detachably connected with the lower brace 75. When the inner scaffold is erected, two bases 7 are placed on the ground, upright rods 3 are sleeved on positioning rods 76 on the upper surface of the bases 7, fixing rods I2 are arranged between the upper parts of front and rear upright rods 3, a scaffold board 1 is fixed on left and right fixing rods I2 through hooks, a transmission device 6 is fixed on lower supporting rods 75 of the bases 7 through upper supporting rods 68, finally cross diagonal braces 4 are installed on the front side and the rear side of the inner scaffold to complete the assembly of the inner scaffold, a rocking handle 66 is rotated, the rocking handle 66 drives a rotating shaft I65 on the same side of the rocking handle to rotate, the rotating shaft I65 drives a bevel gear I62 corresponding to the rocking handle I, the bevel gear I62 on the side drives a bevel gear I62 on the other side to rotate through a transmission rod 64, and the left and right synchronous symmetrical rotation of the bevel gears I62 is realized, the left bevel gear I62 and the right bevel gear I62 respectively drive the left bevel gear I and the right bevel gear I to symmetrically rotate, the left bevel gear II 63 drives the left upper supporting rod 68 and the right lower supporting rod 75 to synchronously and symmetrically rotate, then drives the left post gear 73 and the right post gear 73 to synchronously and symmetrically rotate, the left post gear 73 and the right post gear 73 respectively drive the corresponding two racks 722 to move along the front and back directions, and the two sliding rods 72 slide out and slide in along with the corresponding racks 722 from the sliding holes 711 on the front and back sides of the box body 71, so that the sliding rods 72 can be rapidly stretched out and retracted, the sliding rods 72 in the left base 7 and the right base 7 can be synchronously stretched out and retracted, the operation is simple and rapid, the inner scaffold is convenient to carry after being dismantled, and the storage occupation space is small.

As shown in fig. 2, the cross section of the protective case 61 is L-shaped, the first bevel gear 62 is provided in the vertical portion, and the second bevel gear 63 is provided in the horizontal portion.

As shown in fig. 1 and 5, a second fixing rod 8 is detachably connected between the lower parts of the front and rear upright rods 3, the second fixing rod 8 is parallel to the first fixing rod 2, a horizontal supporting plate 21 is arranged in the middle of the second fixing rod 8, a supporting rod hole 22 is formed in the supporting plate 21, a protective shell 61 is mounted on the supporting plate 21, and an upper supporting rod 68 passes through the supporting rod hole 22 and is detachably connected with a lower supporting rod 75. The setting of the second fixing rod 8 can make the inner scaffold more stable, improve construction safety, and the supporting plate 21 and the second fixing rod 8 cooperate to support the protective shell 61, so that the transmission device 6 is prevented from shaking when the rocking handle 66 is rotated, and the sliding rod 72 is prevented from extending and retracting.

As shown in fig. 3 and 4, a connecting rod 681 coaxial with the upper stay 68 is provided at the lower end of the upper stay 68, a vertical limit rib 682 is provided at the periphery of the connecting rod 681, a second jack 751 is provided at the upper end of the lower stay 75 coaxially, a vertical limit groove 752 is provided on the wall of the second jack 751, the size and position of the limit groove 752 are matched with those of the limit rib 682, the diameter of the connecting rod 681 is matched with the diameter of the second jack 751, the upper stay 68 and the lower stay 75 are inserted into the second jack 751 via the connecting rod 681, and the limit rib 682 is inserted into the limit groove 752 for connection. The quick connection of the upper brace 68 and the lower brace 75 can be realized, and the limit rib 682 and the limit groove 752 are matched, so that the upper brace 68 and the lower brace 75 are prevented from rotating relatively, and the extension and retraction of the slide rod 72 are prevented.

As shown in fig. 7 and 8, the two ends of the first fixing rod 2 and the second fixing rod 8 are respectively provided with a connecting shaft 23, the connecting shafts 23 are provided with threads, and the connecting shafts 23 at the two ends of the first fixing rod 2 and the second fixing rod 8 simultaneously horizontally penetrate through the free ends of the vertical rod 3 and the cross diagonal brace 4 and are fixed through the fastening nuts 9. Therefore, the cross diagonal bracing 4 and the vertical rod 3 can be connected with the first fixing rod 2 only by matching the fastening nut 9 with the connecting shaft 23, and the cross diagonal bracing 4 and the vertical rod 3 can be connected with the second fixing rod 8, so that the mounting and dismounting speed is further improved, and the operation is simple and convenient.

When the utility model is used for construction, when an inner scaffold is erected, two bases 7 are firstly placed on the ground, upright rods 3 are sleeved on positioning rods 76 on the upper surface of the bases 7, a first fixing rod 2 is arranged between the upper parts of the front upright rods 3 and the rear upright rods 3, a scaffold board 1 is fixed on the first left fixing rod 2 and the right fixing rod 2 through hooks, a second fixing rod 8 is arranged on the lower parts of the front upright rods 3 and the rear upright rods 3, fastening nuts 9 are matched with connecting shafts 23 on the two ends of the first fixing rod 2 and the second fixing rod 8, cross diagonal braces 4 and the upright rods 3 are connected with the first fixing rod 2, the cross diagonal braces 4 and the upright rods 3 are connected with the second fixing rod 8, a transmission device 6 is fixed on a lower supporting rod 75 of the bases 7 through an upper supporting rod 68, connecting rods 681 at the lower ends of the upper supporting rods 68 are inserted into inserting holes 751 at the upper ends of the lower supporting rods 75, at the moment, vertical limiting edges 682 at the periphery of the connecting rods 681 are inserted into vertical limiting grooves 752 on the walls 751, the protective shell 61 is arranged on the supporting plate 21, the upper brace 68 passes through the brace hole 22, finally, the cross diagonal brace 4 is arranged on the front side and the rear side of the inner scaffold, the inner scaffold is assembled, then the rocking handle 66 is rotated, the rocking handle 66 drives the first rotating shaft 65 on the same side to rotate, the first rotating shaft 65 drives the corresponding first bevel gear 62 to rotate, the first bevel gear 62 on the side drives the first bevel gear 62 on the other side to rotate through the transmission rod 64, the left bevel gear 62 and the right bevel gear 62 synchronously rotate, the left bevel gear 62 and the right bevel gear 62 respectively drive the left bevel gear and the right bevel gear to synchronously rotate, the left bevel gear 63 drives the upper brace 68 and the lower brace 75 on the left side and the right side to synchronously and symmetrically rotate, then the left post gear 73 and the right post gear 73 respectively drive the two racks 722 corresponding to move along the front and rear directions, the two slide bars 72 slide out and slide in along with the corresponding racks 722 from the slide holes 711 on the front side and the rear side of the box body 71, so that the slide bars 72 can be rapidly stretched out and retracted, the slide bars 72 in the left base 7 and the right base 7 can be synchronously stretched out and retracted, the operation is simple and rapid, the inner scaffold is convenient to carry after being removed, and the storage occupied space is small. During construction, a constructor rotates the rocking handle 66 to enable the sliding rods 72 in the left and right box bodies 71 to slide out of the front side and the rear side of the box bodies 71, then the two stabilizing rods 5 are inserted into the first 723 through the inserting rods 51 and are respectively connected with the sliding rods 72 on the front side and the rear side of the box bodies 71, in this way, the contact area between the base 7 and the ground is increased by matching the stabilizing rods 5 and the sliding rods 72, the anti-overturning capacity of the inner scaffold is increased, the construction safety is improved, after construction is finished, the scaffold board 1, the first fixing rods 2, the crossed diagonal braces 4, the second fixing rods 8 and the vertical rods 3 are sequentially detached from top to bottom, finally the stabilizing rods 5 are detached from the free ends of the sliding rods 72, the rocking handle 66 is reversely rotated to slide the sliding rods 72 back into the box bodies 71, the transmission device 6 is detached, and all parts are gathered to a designated position or carried to other construction places.

Although embodiments of the present utility model have been disclosed above, it is not limited to the details and embodiments shown and described, it is well suited to various fields of use for which the utility model would be readily apparent to those skilled in the art, and accordingly, the utility model is not limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.

Claims (10)

1. The utility model provides a scaffold frame in construction, includes scaffold board (1), pole setting (3) and alternately bracing (4), the left and right sides of scaffold board (1) respectively sets up two vertically pole setting (3), around two pole setting (3) upper end is connected through dead lever one (2) of level setting, around two dead lever one (2) upper edge is located same height, scaffold board (1) level sets up and both ends are dismantled respectively about it and are connected on dead lever one (2), around alternately bracing (4) be equipped with one respectively and with control two pole setting (3) dismantlement are connected, its characterized in that still includes stabilizer bar (5) and base (7), the front and back side of base (7) is equipped with many slide bars (72) respectively, slide bar (72) with the axis of dead lever one (2) is parallel, slide bar (72) with base (7) are along horizontal sliding connection in the front and back direction, stabilizer bar (5) are equipped with around and are equipped with respectively stabilizer bar (7) and are dismantled with the horizontal stabilizer bar (7) respectively.

2. The scaffold in the building construction according to claim 1, wherein a plurality of fixing hooks (11) are fixedly connected to the left side and the right side of the scaffold board (1), the opening of the fixing hooks (11) is downward, the opening size is matched with the rod diameter of the fixing rod one (2), and the fixing hooks (11) on the left side and the right side of the scaffold board (1) are respectively abutted to the fixing rod one (2) on the left side and the right side.

3. An in-building scaffold according to claim 1, characterized in that the upright (3) is a steel tube; the free end of the sliding rod (72) is coaxially provided with a jack I (723), the other end of the sliding rod (72) is provided with a rack (722), a limiting block (721) is arranged at the joint of the sliding rod (72) and the rack (722), and the limiting block (721) and teeth on the rack (722) are arranged on the same side.

4. A scaffold in construction according to claim 3, wherein a plurality of inserting rods (51) are fixedly connected to one side of the rod body of the stabilizer rod (5) along the length direction thereof, the positions of the inserting rods (51) correspond to the first inserting holes (723), the size of the inserting rods (51) is matched with the first inserting holes (723), and the stabilizer rod (5) is inserted into the first inserting holes (723) through the inserting rods (51) to be connected with the sliding rods (72).

5. The scaffold in construction according to claim 3, wherein the base (7) comprises a box body (71), a lower supporting rod (75), a positioning rod (76) and a column gear (73), the box body (71) is a rectangular body, two positioning rods (76) are symmetrically arranged on the left and right sides of the base (7), the positioning rods (76) are correspondingly positioned on the left and right sides of the vertical rod (3), the diameter of the positioning rods (76) is matched with the inner diameter of the vertical rod (3), the vertical rod (3) is inserted into the lower end of the positioning rod (76) to be connected with the base (7), the upper surface and the lower surface of the column gear (73) are fixedly connected with a rotating shaft III (74) in a coaxial manner, the column gear (73) is vertically and rotatably connected in the box body (71) through the rotating shaft III (74), two positioning rods (76) are respectively arranged on the left and right sides of the column gear (73), the two racks (72) are respectively meshed with the front sliding rod (71) and the rear sliding rod (71) along the sliding hole (711) of the front and the rear sliding rod (71) respectively, the rotating shaft III (74) on the upper surface of the post gear (73) penetrates through the upper surface of the box body (71), and the lower supporting rod (75) is arranged on the upper surface of the box body (71) and is fixedly connected with the rotating shaft III (74) in a coaxial mode.

6. The scaffold in construction according to claim 5, further comprising a transmission device (6), wherein the transmission device (6) comprises a protective shell (61), an upper supporting rod (68), a first bevel gear (62), a second bevel gear (63) and a transmission rod (64), two ends of the transmission rod (64) are respectively and coaxially fixedly connected with a first rotating shaft (65), the first bevel gear (62) is provided with two bevel gears which are respectively and coaxially fixedly connected with the first rotating shaft (65) at two ends of the transmission rod (64), the two bevel gears (62) are symmetrically arranged left and right and are arranged with large end faces thereof opposite, the upper supporting rod (68) is provided with two bevel gears which are vertically arranged, the upper end of the upper supporting rod (68) is fixedly connected with a second rotating shaft (67), the two bevel gears (63) are respectively and coaxially fixedly connected with the second rotating shafts (67) at the upper ends of the left and right supporting rods (68), the two bevel gears (63) are respectively and coaxially fixedly connected with the first bevel gears (62) which are meshed with the first rotating shafts (61) and the first bevel gears (61) which are horizontally arranged, the first bevel gears (63) are respectively and the free ends of the two bevel gears (61) which are meshed with the first rotating shafts (61), the upper stay bar (68) is coaxially and detachably connected to the lower stay bar (75).

7. The scaffold in building construction according to claim 6, wherein the cross section of the protective shell (61) is L-shaped, the first bevel gear (62) is arranged in the vertical portion, and the second bevel gear (63) is arranged in the horizontal portion.

8. The scaffold in construction according to claim 6, wherein a second fixing rod (8) is detachably connected between the lower parts of the front and rear vertical rods (3), the second fixing rod (8) is parallel to the first fixing rod (2), a horizontal supporting plate (21) is arranged in the middle of the second fixing rod (8), a supporting rod hole (22) is formed in the supporting plate (21), the protective shell (61) is mounted on the supporting plate (21), and the upper supporting rod (68) penetrates through the supporting rod hole (22) to be detachably connected with the lower supporting rod (75).

9. The scaffold in construction according to claim 6, wherein the lower end of the upper brace (68) is provided with a connecting rod (681) coaxial with the upper brace, the circumference of the connecting rod (681) is provided with a vertical limit rib (682), the upper end of the lower brace (75) is provided with a jack II (751) coaxial with the upper end of the lower brace, the hole wall of the jack II (751) is provided with a vertical limit groove (752), the size and the position of the limit groove (752) are matched with those of the limit rib (682), the rod diameter of the connecting rod (681) is matched with the diameter of the jack II (751), the upper brace (68) and the lower brace (75) are inserted into the jack II (751) through the connecting rod (681), and the limit rib (682) is inserted into the limit groove (752) to be connected.

10. The scaffold in the building construction according to claim 8, wherein the two ends of the first fixing rod (2) and the second fixing rod (8) are respectively provided with a connecting shaft (23), the connecting shafts (23) are provided with threads, and the connecting shafts (23) at the two ends of the first fixing rod (2) and the second fixing rod (8) simultaneously horizontally penetrate through the free ends of the vertical rods (3) and the cross diagonal braces (4) and are fixed through fastening nuts (9).