CN219119144U

CN219119144U - Safe cat ladder for construction

Info

Publication number: CN219119144U
Application number: CN202222231212.3U
Authority: CN
Inventors: 杨扬; 管永礼
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-24
Filing date: 2022-08-24
Publication date: 2023-06-02
Anticipated expiration: 2032-08-24

Abstract

The utility model provides a safe cat ladder for building construction. The utility model relates to a safe ladder for building construction, which comprises support rods, cross beams, fixing blocks, adjusting devices and fixing devices, wherein the support rods are provided with two groups, a plurality of groups of cross beams are arranged between the two groups of support rods, the lower surface of each group of cross beams is provided with the adjusting devices, the upper end of each group of support rods is provided with the fixing blocks, and the fixing devices are arranged on two sides of each fixing block.

Description

Safe cat ladder for construction

Technical Field

The utility model relates to the technical field of building construction, in particular to a safety cat ladder for building construction.

Background

Along with the rapid development of the economy and urban infrastructure of China, further requirements are also put forward on the safety of building construction. When building construction is carried out, a safety cat ladder is often used as an auxiliary tool, workers are assisted to climb, and in the related technology, for example, chinese patent publication No. CN211258461U discloses a novel safety cat ladder, which comprises main beams, pedals and connecting screws, wherein the pedals are arranged between the main beams, first meshing grooves are formed in the inner sides of the main beams, second meshing grooves are formed in the two ends of the pedals, the pedals are assembled into the first meshing grooves through the second meshing grooves, and the main beams are detachably connected with the pedals through the connecting screws. This safe cat ladder convenient to detach transportation, stable in structure, and light in weight, convenient to use, to the relevant technique in the aforesaid, the inventor thinks when using above-mentioned safe cat ladder climbing higher department, probably can lead to this safe cat ladder unable use because the length of girder is not enough, when using above-mentioned safe cat ladder climbing relatively lower position, probably because the length of girder is longer, lead to safe cat ladder's inclination is great, leads to the condition emergence that staff scrambles more laborious, and then has the relatively poor defect of above-mentioned safe cat ladder flexibility.

Therefore, it is necessary to provide a new safety ladder for building construction to solve the above-mentioned problems.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a safety cat ladder for building construction.

The utility model provides a safety ladder for building construction, comprising: the support rod is provided with two groups, a plurality of groups of cross beams are arranged between the two groups of support rods, the lower surface of each group of cross beams is provided with an adjusting device, the upper end of each group of support rods is provided with a fixing block, and two sides of the fixing block are provided with fixing devices.

Preferably, the mounting groove is arranged at the lower end of the supporting rod, and one side of the upper end of each group of supporting rods with fixing holes is provided with a hook on the inner walls of the two sides of the mounting groove.

Preferably, the lower surface of the fixed block is fixedly connected to the upper end of the supporting rod, and the fixed block is matched with the mounting groove at the lower end of the supporting rod.

Preferably, the crossbeam is divided into movable beam and fixed beam, and movable beam one end fixed connection is in a set of bracing piece one side, and movable beam upper surface and lower surface are provided with the gib block respectively, and fixed beam one end fixed connection is in another set of bracing piece one side, and the spout has been seted up to fixed beam inner wall both sides, and fixed beam block is in the movable beam surface, and the gib block sets up inside the spout of fixed beam inner wall both sides.

Preferably, the adjusting device comprises an adjusting block, an adjusting sleeve and an adjusting screw, one end of the adjusting block is rotationally connected to the inner wall of the movable beam, one end of the adjusting block is provided with the adjusting screw, one end of the adjusting screw is fixedly connected to one end of the adjusting block, the outer surface of the adjusting screw is sleeved with the adjusting sleeve, one end of the adjusting sleeve is fixedly connected to the inner wall of the fixed beam, and the adjusting screw is in threaded connection with the inner wall of the adjusting sleeve.

Preferably, the fixing device comprises a fixing pin and a spring, the spring is arranged inside the side surface mounting hole of the fixing block, one end of the spring is fixedly connected to the inner wall of the mounting hole, the other end of the spring is provided with the fixing pin, one end of the fixing pin is fixedly connected to one end of the spring, and the other end of the fixing pin penetrates through the mounting hole to extend into the inner wall fixing holes on two sides of the mounting groove at the lower end of the supporting rod.

Compared with the related art, the safety ladder stand for building construction has the following beneficial effects:

through being provided with fixed block and fixing device, when needing long ladder with the personnel, the user presses the fixed pin at first, and fixed pin extrusion spring makes the spring produce elasticity, and the user inserts inside the bracing piece lower extreme mounting groove with the bracing piece upper end fixed block in two sets of ladders, and under the spring action of spring, the fixed pin resets and gets into inside the fixed orifices of bracing piece lower extreme mounting groove both sides inner wall, accomplishes the fixed of bracing piece in two sets of ladders, the effectual convenience of having increased the equipment ladder, the effectual limitation when having reduced the ladder and using.

Through being provided with adjusting device, when user's needs extension ladder's width, user rotates the regulating block, and the regulating block has driven adjusting screw and has rotated, adjusting screw rotates and adjusting sleeve threaded connection for adjusting screw and adjusting sleeve keep away from each other, and then have adjusted the width of ladder, have increased the activity space that user climbed the ladder, have increased the security, the effectual flexibility when having increased the ladder and using.

Drawings

FIG. 1 is a schematic view of a construction of a safety ladder for construction according to a preferred embodiment of the present utility model;

FIG. 2 is a schematic view of the structure of the adjusting device, movable beam, fixed beam and guide bar of the present utility model;

fig. 3 is an exploded view of the fixing device of the present utility model when assembled.

Reference numerals in the drawings: 1. a support rod; 2. a cross beam; 3. a fixed block; 4. an adjusting device; 5. a fixing device; 6. a movable beam; 7. a fixed beam; 8. a guide bar; 9. an adjusting block; 10. adjusting the sleeve; 11. adjusting a screw; 12. a fixing pin; 13. a spring; 14. a mounting hole; 15. a fixing hole; 16. a hook.

Detailed Description

The utility model will be further described with reference to the drawings and embodiments.

Referring to fig. 1, fig. 2, and fig. 3 in combination, fig. 1 is a schematic structural diagram of a preferred embodiment of a safety ladder for building construction according to the present utility model; FIG. 2 is a schematic view of the structure of the adjusting device, movable beam, fixed beam and guide bar of the present utility model; fig. 3 is an exploded view of the fixing device of the present utility model when assembled. Comprising the following steps: the support rod 1, crossbeam 2, fixed block 3, adjusting device 4 and fixing device 5, bracing piece 1 is provided with two sets of, is provided with a plurality of groups of crossbeams 2 between two sets of bracing pieces 1, and bracing piece 1 conveniently supports crossbeam 2, and every group crossbeam 2 lower surface is provided with adjusting device 4, and adjusting device 4 conveniently adjusts crossbeam 2 length, and every group bracing piece 1 upper end is provided with fixed block 3, and fixed block 3 both sides are provided with fixing device 5, and fixing device 5 plays the linking effect.

In the concrete implementation process, as shown in fig. 1, 2 and 3, wherein, the mounting groove is seted up to bracing piece 1 lower extreme, and mounting groove easy to assemble, and mounting groove both sides inner wall has been seted up fixed orifices 15, and fixed orifices 15 are convenient fixed, and every group bracing piece 1 upper end one side is provided with couple 16, and couple 16 easy to assemble is in the building when the construction of user, and convenient firm cat ladder for the cat ladder uses safelyr.

The lower surface of the fixed block 3 is fixedly connected to the upper end of the supporting rod 1, and the fixed block 3 is matched with the mounting groove at the lower end of the supporting rod 1, so that the fixed block 3 at the upper end of the other group of supporting rods 1 can be conveniently inserted into the mounting groove at the lower end of the supporting rod 1.

Wherein, crossbeam 2 divide into fly beam 6 and fixed beam 7, fly beam 6 one end fixed connection is in a set of bracing piece 1 one side, fly beam 6 upper surface and lower surface are provided with gib block 8 respectively, fixed beam 7 one end fixed connection is in another set of bracing piece 1 one side, the spout has been seted up to fixed beam 7 inner wall both sides, fixed beam 7 block is in fly beam 6 surface, gib block 8 sets up inside the spout of fixed beam 7 inner wall both sides, gib block 8 and spout mutually support and use so that fly beam 6 can be at the inside activity of fixed beam 7.

Wherein, adjusting device 4 includes regulating block 9, adjusting sleeve 10 and adjusting screw 11, regulating block 9 one end rotation is connected in fly beam 6 inner wall, and regulating block 9 one end is provided with adjusting screw 11, and adjusting screw 11 one end fixed connection is in adjusting block 9 one end, and adjusting screw 11 surface cover is equipped with adjusting sleeve 10, and adjusting sleeve 10 one end fixed connection is in fixed beam 7 inner wall, and adjusting screw 11 and adjusting sleeve 10 inner wall threaded connection rotate adjusting block 9, and adjusting block 9 has driven adjusting screw 11 rotation, and adjusting screw 11 rotation and adjusting sleeve 10 threaded connection for adjusting screw 11 and adjusting sleeve 10 keep away from each other.

Wherein, fixing device 5 includes fixed pin 12 and spring 13, spring 13 sets up inside fixed block 3 side surface mounting hole 14, spring 13 one end fixed connection is in mounting hole 14 inner wall, the spring 13 other end is equipped with fixed pin 12, fixed pin 12 one end fixed connection is in spring 13 one end, the fixed pin 12 other end passes mounting hole 14 and extends to inside the mounting groove both sides inner wall fixed hole 15 of bracing piece 1 lower extreme mounting groove, press fixed pin 12, fixed pin 12 extrusion spring 13 makes spring 13 produce elasticity, the user inserts bracing piece 1 upper end fixed block 3 in two sets of ladders inside bracing piece 1 lower extreme mounting groove, under the elasticity effect of spring 13, fixed pin 12 resets and gets into inside the mounting groove both sides inner wall fixed hole 15 of bracing piece 1 lower extreme mounting groove, accomplish the fixed of bracing piece 1 in two sets of ladders.

The working principle provided by the utility model is as follows: when a user needs to climb a ladder, the hook 16 on one side of the support rod 1 of the ladder is hung on a building under construction, the user presses the fixing pin 12, the fixing pin 12 extrudes the spring 13 to enable the spring 13 to generate elastic force, the user inserts the fixing blocks 3 at the upper ends of the support rods 1 in the two groups of ladders into the installation grooves at the lower ends of the support rods 1, the fixing pin 12 resets and enters the fixing holes 15 at the inner walls of the two sides of the installation grooves at the lower ends of the support rods 1 under the elastic force of the spring 13 to finish the fixing of the support rods 1 in the two groups of ladders, at the moment, when the user needs to expand the width of the ladder, the user rotates the adjusting block 9, the adjusting block 9 drives the adjusting screw 11 to rotate, the adjusting screw 11 rotates and the adjusting sleeve 10 are in threaded connection, the adjusting screw 11 is far away from the adjusting sleeve 10, the width of the ladder is adjusted, the activity space of the ladder for the user to climb the ladder is increased, and safety is improved.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. The utility model provides a safe cat ladder for construction which characterized in that includes: bracing piece (1), crossbeam (2), fixed block (3), adjusting device (4) and fixing device (5), bracing piece (1) are provided with two sets of, are provided with a plurality of groups of crossbeams (2) between two sets of bracing pieces (1), and every group crossbeam (2) lower surface is provided with adjusting device (4), and every group bracing piece (1) upper end is provided with fixed block (3), and fixed block (3) both sides are provided with fixing device (5).

2. The safe ladder stand for building construction according to claim 1, wherein the lower ends of the supporting rods (1) are provided with mounting grooves, fixing holes (15) are formed in the inner walls of the two sides of each mounting groove, and hooks (16) are arranged on one side of the upper end of each group of the supporting rods (1).

3. The safe ladder stand for building construction according to claim 1, wherein the lower surface of the fixed block (3) is fixedly connected to the upper end of the supporting rod (1), and the fixed block (3) is matched with a mounting groove at the lower end of the supporting rod (1).

4. The safe ladder stand for building construction according to claim 1, wherein the cross beam (2) is divided into a movable beam (6) and a fixed beam (7), one end of the movable beam (6) is fixedly connected to one side of the group of support rods (1), guide strips (8) are respectively arranged on the upper surface and the lower surface of the movable beam (6), one end of the fixed beam (7) is fixedly connected to one side of the other group of support rods (1), sliding grooves are formed in two sides of the inner wall of the fixed beam (7), the fixed beam (7) is clamped on the outer surface of the movable beam (6), and the guide strips (8) are arranged inside the sliding grooves in two sides of the inner wall of the fixed beam (7).

5. The safe ladder stand for building construction according to claim 1, wherein the adjusting device (4) comprises an adjusting block (9), an adjusting sleeve (10) and an adjusting screw (11), one end of the adjusting block (9) is rotatably connected to the inner wall of the movable beam (6), one end of the adjusting block (9) is provided with the adjusting screw (11), one end of the adjusting screw (11) is fixedly connected to one end of the adjusting block (9), the outer surface of the adjusting screw (11) is sleeved with the adjusting sleeve (10), one end of the adjusting sleeve (10) is fixedly connected to the inner wall of the fixed beam (7), and the adjusting screw (11) is in threaded connection with the inner wall of the adjusting sleeve (10).

6. The safe ladder stand for building construction according to claim 1, wherein the fixing device (5) comprises a fixing pin (12) and a spring (13), the spring (13) is arranged inside a side surface mounting hole (14) of the fixing block (3), one end of the spring (13) is fixedly connected to the inner wall of the mounting hole (14), the other end of the spring (13) is provided with the fixing pin (12), one end of the fixing pin (12) is fixedly connected to one end of the spring (13), and the other end of the fixing pin (12) penetrates through the mounting hole (14) to extend into fixing holes (15) on two sides of a mounting groove at the lower end of the supporting rod (1).