CN214942193U

CN214942193U - Safe type scaffold frame for construction

Info

Publication number: CN214942193U
Application number: CN202120893371.2U
Authority: CN
Inventors: 谢志攀; 刘玉富
Original assignee: Guangdong Hongjun Construction Engineering Co ltd
Current assignee: Guangdong Hongjun Construction Engineering Co ltd
Priority date: 2021-04-27
Filing date: 2021-04-27
Publication date: 2021-11-30
Anticipated expiration: 2031-04-27

Abstract

The utility model relates to a construction auxiliary assembly's field specifically discloses a safe type scaffold frame for construction, and it includes support body, stabilizer blade and universal wheel, and the bottom level of stabilizer blade unit is rotated and is provided with the axis of rotation, rotation axis connection is between two stabilizer blades, all be connected with the dwang between the both ends of axis of rotation and the universal wheel, one of them be provided with on the stabilizer blade and be used for driving axis of rotation pivoted regulation rotating device, and two be connected with between the axis of rotation and be used for ordering about two synchronous pivoted aggregate unit of transmission shaft. This application has accomodates the universal wheel, improves the effect of portable scaffold frame stability.

Description

Safe type scaffold frame for construction

Technical Field

The application relates to the field of construction auxiliary assembly, especially relates to a safe type scaffold for construction.

Background

The scaffold refers to various supports erected on a construction site for facilitating construction work of constructors and solving vertical and horizontal transportation. The movable scaffold is a small scaffold provided with rollers, is very convenient to move and is mostly used for interior decoration.

Chinese utility model patent that the bulletin number is CN208734043U discloses a portable scaffold, including standing the board, stand the board both ends and be connected with the side frame respectively, the side frame includes two risers of vertical setting and the many horizontal poles that set up along vertical direction, stands the board both ends and is fixed with the hangers respectively, has seted up U type groove on the hangers. When the height of the scaffold is required to be adjusted, the standing plate is lifted, the U-shaped groove in the buckle lug is aligned to the cross rod and then is placed downwards, the cross rod is embedded into the U-shaped groove, and the height of the movable scaffold can be quickly adjusted.

In view of the above related technologies, the inventor believes that although the scaffold can complete the height adjustment of the scaffold rapidly, when a constructor is in construction, the universal wheels at the bottom of the scaffold can roll and rotate, so that the whole scaffold shakes, and the safety of the constructor is endangered.

SUMMERY OF THE UTILITY MODEL

In order to improve the scaffold universal wheel that does not accomodate in the work progress and can take place to roll and pivoted problem, improve the stability that the workman placed at work progress scaffold, this application provides a safe type scaffold for construction.

The application provides a safe type scaffold for construction adopts following technical scheme:

the utility model provides a safe type scaffold frame for construction, includes support body, stabilizer blade and universal wheel, lies in two with one side the stabilizer blade is a stabilizer blade unit, the bottom level of stabilizer blade unit is rotated and is provided with the axis of rotation, rotation axis connection is between two stabilizer blades, all be connected with the dwang between the both ends of axis of rotation and the universal wheel, one of them be provided with on the stabilizer blade and be used for driving axis of rotation pivoted regulation rotating device, and two be connected with between the axis of rotation and be used for ordering about two synchronous pivoted aggregate unit of transmission shaft.

By adopting the technical scheme, when the universal wheel needs to be accommodated in construction, the adjusting and rotating device is driven to enable one rotating shaft to rotate, and the linkage device connected with the rotating shafts transmits power to the other rotating shaft; dwang and universal wheel take place rotatoryly with the axle center of axis of rotation with axis of rotation vertically plane to realized accomodating of universal wheel, can make the direct butt of stabilizer blade in ground, and then improved scaffold frame stability, increased constructor's security.

Optionally, the adjusting and rotating device includes a worm wheel sleeved on the rotating shaft and a worm engaged with the worm wheel, and the worm rotates along the horizontal direction and is supported on the support leg.

Through adopting above-mentioned technical scheme, utilize worm gear's self-locking function, the drive worm drives the worm wheel and takes place to rotate to the axis of rotation that makes to be connected with the worm wheel takes place to rotate, not only is favorable to ordering about the axis of rotation and takes place to rotate, and the rotation of axis of rotation can not reverse transmission back worm moreover, thereby realizes the auto-lock of axis of rotation.

Optionally, the stabilizer blade bottom is offered and is used for the holding adjust the cavity of rotating device and dwang, the cavity runs through the stabilizer blade bottom, stabilizer blade one side is offered and is rotated the hole of stepping down that stretches out or the cavity of retraction with the confession dwang that the cavity link up, the one end of worm extends to in the cavity, the both ends of axis of rotation extend to respectively in the cavity of two adjacent stabilizer blades.

By adopting the technical scheme, the adjusting rotating device and the rotating rod which are exposed outside are contained in the cavity, the structural damage caused by dust or mechanical collision is reduced, and the service life of the adjusting rotating device is prolonged.

Optionally, a hand wheel is arranged at one end of the worm outside the cavity.

Through adopting above-mentioned technical scheme, rotatory hand wheel drive worm takes place to rotate, the manual operation of being convenient for.

Optionally, the linkage device includes a linkage shaft and a pair of bevel gears sleeved at a joint of the linkage shaft and the rotating shaft, and the linkage shaft is rotatably supported at the bottom of the frame body.

Through adopting above-mentioned technical scheme, when one of them axis of rotation took place to rotate, another axis of rotation can rotate in step under aggregate unit's effect, and constructor once rotatory hand wheel just can pack up whole universal wheels simultaneously, has simplified constructor's operation to bevel gear simple structure, the transmission efficiency is high, the later maintenance of being convenient for.

Optionally, the linkage device is arranged at the midpoint of the rotating shaft, a bearing plate is arranged at the bottom of the frame body, and the linkage shaft penetrates through the bearing plate and is connected to the bearing plate through a bearing.

Through adopting above-mentioned technical scheme, the universal driving shaft supports spacing in the bearing board, and the rotation between axis of rotation and the universal driving shaft can better transmit, has improved the stability of rotation in-process.

Optionally, one side of the bottom of the support leg is provided with an access hole communicated with the cavity and a cover plate for covering the access hole.

Through adopting above-mentioned technical scheme, reduced the condition that dust falls into the cavity inside, protected the inside regulation rotating device of cavity.

Optionally, one side of the cover plate is hinged to the support leg, a lock catch is arranged at the free end of the cover plate, and a retaining ring for buckling the lock catch is arranged at the bottom of the support leg.

Through adopting above-mentioned technical scheme, the simple structure of hasp and buckle has simplified the operation of opening and closing the apron.

Optionally, the bottom end of the scaffold support leg is provided with a non-slip mat.

Through adopting above-mentioned technical scheme, improved the ability of grabbing ground of stabilizer blade, reduced the scaffold frame and taken place gliding risk.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the universal wheels can be accommodated by driving the steering device, so that the bottoms of the support legs are abutted against the ground, the stability of the movable scaffold is improved, and the safety of constructors is improved;

2. the two rotating shafts are connected through the linkage device, so that all universal wheels can be simultaneously packed up by a constructor by rotating the hand wheel once, and the operation of the constructor is simplified.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a partial cross-sectional view of a foot of an embodiment of the present application.

Fig. 3 is an enlarged schematic view of a portion B in fig. 2.

Fig. 4 is an enlarged schematic view of a portion a in fig. 1.

Description of reference numerals: 1. a frame body; 11. a handle; 2. a support leg; 3. a rotating shaft; 4. adjusting the rotating device; 41. a worm gear; 42. a worm; 43. a hand wheel; 5. a linkage device; 51. a linkage shaft; 52. a bevel gear; 53. a support plate; 6. a cavity; 61. a non-slip mat; 62. a hole of abdication; 7. a rotating device; 71. rotating the rod; 72. mounting a plate; 8. a universal wheel; 9. a cover plate; 91. locking; 92. a retaining ring.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses safe type scaffold for construction. Referring to fig. 1 and 2, the frame comprises universal wheels 8, a frame body 1 and support legs 2 connected to the bottom of the frame body 1 and used for supporting the frame body 1, wherein the longitudinal sections of the support legs 2 are rectangular. The bottom of the support leg 2 is opened with a cavity 6 along the vertical direction, and the cavity 6 penetrates through the bottom surface of the support leg 2. In this embodiment, lie in support body 1 and be a set of stabilizer blade unit with two stabilizer blades 2 of one side, be connected with axis of rotation 3 along the horizontal direction bearing between two stabilizer blades 2 of stabilizer blade unit, 6 chamber walls of cavity are run through respectively and extend to in the cavity 6 at the both ends of axis of rotation 3, and the scaffold frame is provided with two axis of rotation 3 altogether.

Referring to fig. 2 and 3, be connected with the dwang 71 that is used for power transmission to universal wheel 8 between axis of rotation 3 and the universal wheel 8, dwang 71 is rectangular form setting, and the one end of dwang 71 is opened has the through-hole (not mark in the figure) that supplies axis of rotation 3 fixed cup joint, and the other end welding has mounting panel 72, and the one side that the dwang 71 was kept away from to mounting panel 72 is offered and is used for supplying the screw hole (not mark in the figure) of universal wheel 8 bolted connection. Simultaneously, the terminal surface of the one end that dwang 71 and axis of rotation 3 fixed cup joint is the fillet setting, and the hole 62 of stepping down that supplies dwang 71 to rotate to stretch out and the cavity of retraction is seted up on one side surface of stabilizer blade 2 bottom, and the hole 62 of stepping down link up with cavity 6 mutually.

Referring to fig. 2 and 3, one of the legs 2 of the scaffolding is mounted with an adjustment swivel 4. Specifically, adjust rotating device 4 including fixed worm wheel 41 and the worm 42 with worm wheel 41 meshing that cup joints on axis of rotation 3, worm 42 rotates and bears in stabilizer blade 2, and worm 42 one end extends to in cavity 6 and meshes mutually with worm wheel 41 along the horizontal direction, and in addition, the one end welding that worm 42 is located the cavity 6 outside has the rotatory hand wheel 43 of being convenient for constructor. When the constructor needs to rotate the rotating shaft 3, the handwheel 43 can be rotated to drive the worm 42 and the worm wheel 41 to rotate, and the rotating shaft 3 fixedly sleeved with the worm wheel 41 also rotates along with the worm wheel.

Referring to fig. 3, the anti-slip mat 61 is adhered and fixed to the bottom of the support leg 2, when the scaffold is supported by the support leg 2, one side of the anti-slip mat 61 is adhered to the bottom of the support leg 2, and the other side of the anti-slip mat is abutted to the ground, so that friction between the support leg 2 and the ground is increased, and sliding between the scaffold and the ground is reduced.

Referring back to fig. 1, a linkage device 5 for driving the two rotating shafts 3 to rotate synchronously is connected between the two rotating shafts 3, the linkage device 5 comprises a linkage shaft 51 arranged between the two rotating shafts 3 and a pair of bevel gears 52 fixedly sleeved at the joint of the linkage shaft 51 and the rotating shafts 3 respectively, the linkage shaft 51 is arranged horizontally, the two ends of the linkage shaft 51 are fixedly sleeved with the corresponding bevel gears 52 respectively, the bevel gear 52 positioned on the rotating shaft 3 is fixedly sleeved at the midpoint of the rotating shaft 3, and the bevel gear 52 fixedly sleeved on the linkage shaft 51 is meshed with the bevel gear 52 fixedly sleeved on the rotating shaft 3. In addition, a supporting plate 53 is welded between the two support legs 2 of the same group of support leg units, the supporting plate 53 is arranged in a long strip shape, and the linkage shaft 51 penetrates through and is connected to the supporting plate 53 through a bearing.

Referring to fig. 1 and 4, the bottom of the supporting leg 2 is provided with an access hole communicated with the cavity 6 and a cover plate 9 for covering the access hole, the cover plate 9 is a rectangular plate, one end of the long edge of the cover plate 9 is hinged with the supporting leg 2 through a hinge, the middle point of the other end of the cover plate is hinged with a lock catch 91, and one side of the bottom of the supporting leg 2 is welded with a retaining ring 92 for buckling the lock catch 91.

The implementation principle of the embodiment of the application is as follows: when the scaffold needs to be moved, the universal wheels 8 at the bottom of the scaffold are in a vertical state, and the scaffold can be pushed to move by pushing the handle 11 positioned on the frame body 1. After the scaffold removes the position that needs the construction operation, it drives worm 42 axial rotation to rotate hand wheel 43, axial rotation's worm 42 drives worm wheel 41 rotatoryly, worm wheel 41's rotation can drive the rotation of axis of rotation 3, the rotation of axis of rotation 3 can drive the rotation of universal driving shaft 51, under aggregate unit 5's effect, thereby it takes place to rotate to drive another axis of rotation 3, thereby realize that four universal wheels 8 take place synchronous rotation and accomodate, make slipmat 61 and the ground butt of 2 bottoms of stabilizer blades, make standing on ground that portable scaffold can stabilize, the security of scaffold has been improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a safe type scaffold frame for construction, includes support body (1), stabilizer blade (2) and universal wheel (8), its characterized in that: lie in with two of one side stabilizer blade (2) are a stabilizer blade unit, the bottom level of stabilizer blade unit is rotated and is provided with axis of rotation (3), axis of rotation (3) are connected between two stabilizer blades (2), all be connected with dwang (71), one of them between the both ends of axis of rotation (3) and universal wheel (8) be provided with on stabilizer blade (2) and be used for driving axis of rotation (3) pivoted regulation rotating device (4), and two be connected with between axis of rotation (3) and be used for ordering about two synchronous pivoted aggregate unit (5) of axis of rotation (3).

2. The safety scaffold for building construction according to claim 1, wherein: the adjusting and rotating device (4) comprises a worm wheel (41) sleeved on the rotating shaft (3) and a worm (42) meshed with the worm wheel (41), and the worm (42) is rotatably supported on the supporting legs (2) along the horizontal direction.

3. The safety scaffold for building construction according to claim 2, wherein: the utility model discloses a cavity (6) that cavity (62) that abdicate or retract cavity (6) are rotated to confession dwang (71) that link up with cavity (6) are seted up to stabilizer blade (2) bottom and are used for the holding adjust cavity (6) of rotating device (4) and dwang (71), cavity (6) run through stabilizer blade (2) bottom, stabilizer blade (2) one side is seted up, the one end of worm (42) extends to in cavity (6), the both ends of axis of rotation (3) extend to in cavity (6) of two adjacent stabilizer blades (2) respectively.

4. The safety scaffold for building construction according to claim 2, wherein: and a hand wheel (43) is arranged at one end of the worm (42) positioned outside the cavity (6).

5. The safety scaffold for building construction according to claim 1, wherein: the linkage device (5) comprises a linkage shaft (51) and a pair of bevel gears (52) sleeved at the joint of the linkage shaft (51) and the rotating shaft (3), and the linkage shaft (51) is rotatably supported at the bottom of the frame body (1).

6. The safety scaffold for building construction according to claim 5, wherein: the linkage device (5) is arranged at the midpoint of the rotating shaft (3), a bearing plate (53) is arranged at the bottom of the frame body (1), and the linkage shaft (51) penetrates through and is connected to the bearing plate (53) through a bearing.

7. The safety scaffold for building construction according to claim 3, wherein: and one side of the bottom of the support leg (2) is respectively provided with an access hole communicated with the cavity (6) and a cover plate (9) used for covering the access hole.

8. The safety scaffold for building construction according to claim 7, wherein: one side of the cover plate (9) is hinged with the support leg (2), a lock catch (91) is arranged at the free end of the cover plate (9), and a snap ring (92) for buckling the lock catch (91) is arranged at the bottom of the support leg (2).

9. The safety scaffold for building construction according to claim 1, wherein: the bottom ends of the supporting legs (2) are provided with anti-skid pads (61).