CN214062304U - Ladder is hung with safety to scaffold frame - Google Patents

Abstract

The utility model provides a safe hanging ladder for scaffold, which relates to the field of hanging ladders for scaffold, comprising a ladder stand, two groups of hanging plates and a plurality of groups of safety mechanisms, wherein the ladder stand comprises a fixed plate and a pedal assembly, the pedal assembly is adjustably connected with the fixed plate, the safety mechanisms comprise arc clamping plates, an upper locking pin and a lower locking pin, a worker hangs hanging claws of the two groups of hanging plates on two groups of parallel transverse rods from top to bottom, and pushes the arc clamping plates to enable the upper locking pin to slide along the arc through hole, and the lower locking pin slides along the strip through hole until the lower part of the arc clamping plate is inserted into the opening part of the clamping groove, at the moment, the transverse rods are stably locked in the clamping groove, thereby realizing the efficient locking of the hanging ladder and avoiding the hanging ladder from falling off the scaffold; meanwhile, the pedal assembly is adjusted, so that the constructors can conveniently tread, and the potential safety hazard is effectively reduced.

Description

Ladder is hung with safety to scaffold frame

Technical Field

The utility model relates to a ladder field is hung to the scaffold frame, especially relates to a ladder is hung with safety to scaffold frame.

Background

The scaffold is various supports which are erected for workers to operate and solve vertical and horizontal transportation on a construction site, and is used in places where external walls, interior decoration or high floor height cannot be directly constructed on a building site. The hanging ladder of scaffold is an important component in the scaffold, fixes on the horizontal pole of scaffold through hanging the claw, and the workman of being convenient for moves about the scaffold, but current hanging ladder in use stability is not enough, and difficult the existence is slightly rocked problem during the climbing, especially at rainwater or strong wind weather for current hanging ladder factor of safety is not enough, if the scaffold receives external force to influence to take place to rock, leads to hanging the ladder extremely easily and drops from the scaffold, has certain potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that overcome exist among the prior art not enough, provide a ladder is hung with safety to scaffold frame, this ladder is hung with safety to scaffold frame realizes high-efficient, stable locking, can effectively avoid hanging the ladder and drop from scaffold frame.

The utility model discloses a realize through following technical scheme: the utility model provides a ladder is hung with safety to scaffold frame, including the cat ladder, two sets of link plates and multiunit safety mechanism, the cat ladder includes fixed plate and footboard subassembly, footboard subassembly and fixed plate adjustable connection, the one end of two sets of link plates respectively with the both ends plug-in connection of fixed plate, the other end fixedly connected with multiunit hanging claw of link plate, set up the draw-in groove that holds the horizontal pole on the hanging claw, safety mechanism includes the circular arc cardboard, go up round pin and lockpin down, go up round pin and lockpin all with hanging claw fixed connection down, the circular arc through-hole with last round pin looks adaptation is seted up on the upper portion of circular arc cardboard, the bar through-hole with lower lockpin looks adaptation is seted up to the lower part of circular arc cardboard, when the draw-in groove of hanging claw is gone into to the horizontal pole card, the oblique below of opening direction orientation of draw-in groove, the lower part of circular arc cardboard inserts the opening part of draw-in groove, and with the horizontal pole locking in the draw-in groove.

According to the technical scheme, preferably, the pedal assembly comprises a plurality of groups of pedals, a plurality of groups of connecting rods and a plurality of groups of adjusting discs which are arranged at equal intervals, one end of each pedal is hinged to the fixing plate through a hinge shaft, the other end of each pedal is hinged to the corresponding connecting rod, each adjusting disc is fixedly connected with the corresponding fixing plate, a plurality of groups of positioning pin holes are formed in each adjusting disc, and clamping pins matched with the positioning pin holes are formed in each pedal.

According to the above technical scheme, preferably, the circular arc through hole includes a front clamping portion, a rear clamping portion and a connecting channel which are matched with the upper locking pin, two ends of the connecting channel are respectively communicated with the front clamping portion and the rear clamping portion, the front clamping portion and the rear clamping portion are both of semicircular structures, and the circle centers of the front clamping portion and the rear clamping portion do not coincide with the central axis of the connecting channel.

The utility model has the advantages that: the working personnel hang the hanging claws of the two groups of hanging plates on the upper and lower groups of parallel cross rods to push the arc clamping plates, so that the upper lock pins slide along the arc through holes, the lower lock pins slide along the strip-shaped through holes until the lower parts of the arc clamping plates are inserted into the openings of the clamping grooves, and the cross rods are stably locked in the clamping grooves, so that the hanging ladder is efficiently locked, and the hanging ladder is prevented from falling off from a scaffold; meanwhile, the pedal assembly is adjusted, so that the constructors can conveniently tread, and the potential safety hazard is effectively reduced.

Drawings

Fig. 1 shows a schematic structural view according to an embodiment of the present invention, when a safety hanging ladder is not yet installed;

fig. 2 shows another schematic view of an embodiment according to the invention, when the safety ladder has been installed;

fig. 3 is a schematic structural diagram of the circular arc clamping plate according to the embodiment of the present invention.

In the figure: 1. climbing a ladder; 2. hanging the plate; 3. a safety mechanism; 4. a fixing plate; 5. a pedal assembly; 6. a pedal; 7. a connecting rod; 8. an adjusting disk; 9. a positioning pin hole; 10. hanging claws; 11. a card slot; 12. an arc clamping plate; 13. an upper lock pin; 14. a lower lock pin; 15. a circular arc through hole; 16. a strip-shaped through hole; 17. a cross bar; 18. a front clamping part; 19. a rear clamping part; 20. a connecting channel.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the utility model, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the utility model.

As shown in the figures, the utility model provides a safe hanging ladder for scaffold, including cat ladder 1, two sets of link plates 2 and multiunit safety mechanism 3, wherein cat ladder 1 includes fixed plate 4 and footboard subassembly 5, footboard subassembly 5 and fixed plate 4 adjustable connection, and footboard subassembly 5 includes multiunit equidistant footboard 6, connecting rod 7 and adjusting disk 8, the one end of footboard 6 is connected with fixed plate 4 through the hinge, the other end of footboard 6 is connected with connecting rod 7 articulated, adjusting disk 8 and fixed plate 4 fixed connection, be equipped with multiunit location pinhole 9 on the adjusting disk 8, be equipped with the bayonet lock with location pinhole 9 looks adaptation on the footboard 6, the staff can adjust the contained angle between footboard 6 and fixed plate 4, adjust footboard 6 to the horizontal state as far as possible, and then be convenient for constructor to crawl up and down; the one end of two sets of link plates 2 respectively with the both ends plug-in connection of fixed plate 4, and the many groups of claws 10 of hanging of the other end fixedly connected with of link plate 2, set up the draw-in groove 11 that holds horizontal pole 17 on the claw 10, safety mechanism 3 includes circular arc cardboard 12, go up round pin 13 and lower lockpin 14 all with a claw 10 fixed connection, circular arc through-hole 15 with last round pin 13 looks adaptation is seted up on the upper portion of circular arc cardboard 12, the bar through-hole 16 with 14 looks adaptations of lower lockpin is seted up to the lower part of circular arc cardboard 12, when horizontal pole 17 card goes into the draw-in groove 11 of claw 10, the opening direction of draw-in groove 11 is towards oblique below, the opening part of draw-in groove 11 is inserted to the lower part of circular arc cardboard 12, and with horizontal pole 17 locking in draw-in groove 11.

The working process is as follows:

firstly, hanging claws 10 of two groups of hanging plates 2 on upper and lower groups of parallel cross rods 17 by a worker, and then preliminarily locking the hanging ladder on the cross rods of a scaffold; the arc clamping plate 12 is pushed, so that the upper lock pin 13 slides along the arc through hole 15, the lower lock pin 14 slides along the strip-shaped through hole 16 until the lower part of the arc clamping plate 12 is inserted into the opening of the clamping groove 11, and the cross rod 17 is stably locked in the clamping groove 11, so that the hanging ladder is efficiently locked, and the hanging ladder is prevented from falling off from a scaffold; the pedal assembly 5 is adjusted, the pedal 6 is adjusted to be in a horizontal state, and the pedal 6 and the adjusting disk 8 are locked by a clamping pin, so that the constructors can climb up and down conveniently.

According to the above embodiment, preferably, the circular arc through hole 15 includes the front clamping portion 18, the rear clamping portion 19 and the connecting channel 20 adapted to the upper locking pin 13, two ends of the connecting channel 20 are respectively communicated with the front clamping portion 18 and the rear clamping portion 19, the front clamping portion 18 and the rear clamping portion 19 are both in a semicircular structure, centers of circles of the front clamping portion 18 and the rear clamping portion 19 are not overlapped with a central axis of the connecting channel 20, the front clamping portion 18 and the rear clamping portion 19 both play a role in further locking the circular arc clamping plate 12, and the circular arc clamping plate 12 is effectively prevented from being accidentally opened.

The utility model has the advantages that: the working personnel hang the hanging claws 10 of the two groups of hanging plates 2 on the upper and lower groups of parallel cross rods 17 to push the arc clamping plate 12, so that the upper lock pin 13 slides along the arc through hole 15, and the lower lock pin 14 slides along the strip through hole 16 until the lower part of the arc clamping plate 12 is inserted into the opening of the clamping groove 11, and at the moment, the cross rods 17 are stably locked in the clamping groove 11, so that the hanging ladder is efficiently locked, and the hanging ladder is prevented from falling off from the scaffold; meanwhile, the pedal assembly 5 is adjusted, so that the constructors can conveniently tread, and the potential safety hazard is effectively reduced.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be interpreted broadly, e.g. as a fixed connection, a detachable connection or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the utility model can be understood in specific cases to those of ordinary skill in the art.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the utility model, but not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims (3)

1. A safe hanging ladder for a scaffold is characterized by comprising a ladder stand, two groups of hanging plates and a plurality of groups of safety mechanisms, wherein the ladder stand comprises a fixed plate and a pedal assembly, the pedal assembly is adjustably connected with the fixed plate, one ends of the two groups of hanging plates are respectively connected with two ends of the fixed plate in an inserting manner, a plurality of groups of hanging claws are fixedly connected with the other ends of the hanging plates, clamping grooves for accommodating transverse rods are formed in the hanging claws, each safety mechanism comprises an arc clamping plate, an upper locking pin and a lower locking pin, the upper locking pin and the lower locking pin are fixedly connected with the hanging claws, arc through holes matched with the upper locking pins are formed in the upper parts of the arc clamping plates, bar-shaped through holes matched with the lower locking pins are formed in the lower parts of the arc clamping plates, when the transverse rods are clamped into the clamping grooves of the hanging claws, the opening directions of the clamping grooves face obliquely below, the lower parts of the arc clamping plates are inserted into the opening parts of the clamping grooves, and the cross bar is locked in the clamping groove.

2. The safety hanging ladder for the scaffold as claimed in claim 1, wherein the pedal assembly comprises a plurality of groups of pedals, connecting rods and adjusting discs which are equally spaced, one end of each pedal is hinged to the fixing plate through a hinge shaft, the other end of each pedal is hinged to the connecting rod, each adjusting disc is fixedly connected with the fixing plate, a plurality of groups of positioning pin holes are formed in each adjusting disc, and clamping pins matched with the positioning pin holes are arranged on each pedal.

3. The safety hanging ladder for the scaffold as claimed in claim 2, wherein the circular arc through hole comprises a front clamping portion, a rear clamping portion and a connecting channel adapted to the upper locking pin, two ends of the connecting channel are respectively communicated with the front clamping portion and the rear clamping portion, the front clamping portion and the rear clamping portion are both of a semicircular structure, and the center of the front clamping portion and the center of the rear clamping portion are not overlapped with the central axis of the connecting channel.

Images