CN217501547U

CN217501547U - Anti-falling device for ladder stand

Info

Publication number: CN217501547U
Application number: CN202122237716.1U
Authority: CN
Inventors: 李灯全
Original assignee: Jiangsu Xingzhou Industrial And Mining Equipment Co ltd
Current assignee: Jiangsu Xingzhou Industrial And Mining Equipment Co ltd
Priority date: 2021-09-16
Filing date: 2021-09-16
Publication date: 2022-09-27
Anticipated expiration: 2031-09-16

Abstract

The utility model relates to a cat ladder field especially relates to cat ladder anti-falling device. Cat ladder anti-falling device includes: cat ladder, dead lever, climbing pole, bracing piece, fixed plate, slide rail, slider, anti-falling device, sliding sleeve, fixing base, spring, sliding plate, fixed block, spacing ring, limiting plate, draw and drag the pole, draw and drag ring, connecting seat, the cat ladder includes dead lever, climbing pole and bracing piece and constitutes, two spinal branch vaulting poles are through a plurality of climbing pole interconnect, dead lever of the equal fixed connection in two spinal branch vaulting pole tops, the dead lever is used for fixed whole cat ladder, and the climbing pole is used for the climbing, fixedly connected with fixed plate on the bracing piece of one side, and has seted up a plurality of fixed orifices on this side bracing piece outside the body of rod, a slide rail has all been seted up to the fixed plate both sides, slider sliding connection is in the slide rail, anti-falling device both sides fixed connection is on two sliders.

Description

Anti-falling device for ladder stand

Technical Field

The utility model relates to a cat ladder field especially relates to cat ladder anti-falling device.

Background

According to the regulation of the electric power safety work regulations of the southern Power grid Limited company in China, safety belts are used correctly in high-altitude operation, and the protection of the safety belts is not lost when a tower is climbed and a position is transferred. When the operation personnel went up and down the operation at the cat ladder of framework, shaft tower, generally relied on the ladder at different levels ladder to hang safety in turn and bring the protection of preventing falling, owing to need frequently manual change in turn and hang the position, so the climbing speed of big influence, consequently, it solves above-mentioned technical problem to need to provide cat ladder anti-falling device.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a cat ladder anti-falling device.

The utility model provides a cat ladder anti-falling device includes: cat ladder, dead lever, climbing pole, bracing piece, fixed plate, slide rail, slider, anti-falling device, sliding sleeve, fixing base, spring, sliding plate, fixed block, spacing ring, limiting plate, draw and drag the pole, draw and drag ring, connecting seat, the cat ladder includes the dead lever, climbs pole and bracing piece and constitutes, two spinal branch vaulting poles are through a plurality of climbing pole interconnect, dead lever of the equal fixed connection in two spinal branch vaulting pole tops, the dead lever is used for fixed whole cat ladder, and the climbing pole is used for the climbing.

Preferably, one side fixedly connected with fixed plate on the bracing piece, and this side bracing piece has seted up a plurality of fixed orifices on the body of rod outwards, a slide rail has all been seted up to the fixed plate both sides, slider sliding connection is in the slide rail, anti-falling device both sides fixed connection is on two sliders, anti-falling device can slide from top to bottom on the cat ladder through the slider.

Preferably, the anti-falling device comprises a sliding sleeve, a fixed seat, a spring, a sliding plate, a fixed block, a limit ring, a limit plate, a pulling rod and a pulling ring, wherein the sliding sleeve is sleeved on the fixed rod through an opening of the sliding sleeve, and is fixedly connected to the two sliding blocks through the end surfaces of the two sides of the opening after being sleeved, the fixed seat is fixedly connected to the end surface of the other side of the sliding sleeve, a sliding hole penetrating through the sliding sleeve and the fixed seat is formed in the sliding sleeve and the fixed seat, the sliding hole corresponds to the fixed hole formed in the supporting rod, the limit ring is in threaded connection with the opening at the position where the sliding hole corresponds to the fixed hole, the sliding plate is in sliding connection with the sliding hole, the limit plate is in threaded connection with the opening at the other side of the sliding hole, a hole is formed in the center of the limit plate, the limit ring and the limit plate are used for limiting the sliding of the sliding out of the sliding plate, the spring is positioned in the sliding hole, and one side of the pulling rod is fixedly connected with the inward side end face of the sliding plate, the other side of the pulling rod is fixedly connected with the limiting plate, the other side of the sliding plate is fixedly connected with the fixed block, the top of the fixed block is in an arc shape, the pulling rod enters the sliding hole through the hole formed in the limiting plate and is fixedly connected with the sliding plate, and the outward side of the pulling rod is fixedly connected with the pulling ring.

Preferably, the connecting seat is fixedly connected to the outer surface of the anti-falling device and is used for connecting a protection rope.

Compared with the prior art, the utility model provides a cat ladder anti-falling device has following beneficial effect: when needs use the cat ladder, fix the protection rope on the connecting seat on anti-falling device earlier, the protection rope is fixed the back well, upwards promote anti-falling device again, by upwards promoting as anti-falling device, fixed block circular arc side receives the extrusion, extrude the spring back in the slide opening, anti-falling device can slide on the cat ladder through the slider this moment, the user can begin to use the cat ladder, when climbing to suitable position, promote anti-falling device and promote this department fixed orifices on, the anti-falling device fixed block can outwards be gone into to the fixed orifices through the spring, accomplish fixedly.

Drawings

Fig. 1 is a schematic structural view of a preferred embodiment of the ladder anti-falling device provided by the present invention;

FIG. 2 is a schematic structural view of a top cross section of a fall protection device in the ladder stand fall protection device of the present invention;

FIG. 3 is a front sectional view of the ladder anti-falling device of the present invention;

reference numbers in the figures: 1. climbing a ladder; 2. fixing the rod; 3. climbing a lifting rod; 4. a support bar; 5. a fixing plate; 6. a slide rail; 7. a slider; 8. a fall-prevention device; 9. a sliding sleeve; 10. a fixed seat; 11. a spring; 12. a sliding plate; 13. a fixed block; 14. a limiting ring; 15. a limiting plate; 16. a pull rod; 17. a pulling ring; 18. a connecting seat.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

The following detailed description is provided for the specific embodiments of the present invention.

Referring to fig. 1 to 3, an embodiment of the present invention provides a ladder anti-falling device, which includes: cat ladder 1, dead lever 2, climbing pole 3, bracing piece 4, fixed plate 5, slide rail 6, slider 7, anti-falling device 8, sliding sleeve 9, fixing base 10, spring 11, sliding plate 12, fixed block 13, spacing ring 14, limiting plate 15, draw and drag the pole 16, draw and drag ring 17, connecting seat 18, cat ladder 1 includes dead lever 2, climbing pole 3 and bracing piece 4 and constitutes, two spinal branch vaulting poles 4 are through a plurality of 3 interconnect of climbing poles, dead lever 2 of the equal fixed connection in 4 tops of two spinal branch vaulting poles, dead lever 2 is used for fixed whole cat ladder 1, and climbing pole 3 is used for the climbing.

One side fixedly connected with fixed plate 5 on the bracing piece 4, and seted up a plurality of fixed orifices on this side bracing piece 4 outside the body of rod, a slide rail 6 has all been seted up to fixed plate 5 both sides, slider 7 sliding connection is in slide rail 6, anti-falling device 8 both sides fixed connection is on two sliders 7, anti-falling device 8 can slide from top to bottom on cat ladder 1 through slider 7.

The anti-falling device 8 comprises a sliding sleeve 9, a fixed seat 10, a spring 11, a sliding plate 12, a fixed block 13, a limit ring 14, a limit plate 15, a pulling rod 16 and a pulling ring 17, the sliding sleeve 9 is sleeved on the fixed rod 2 through an opening thereof, and is fixedly connected on the two sliding blocks 7 through the end surfaces at the two sides of the opening after being sleeved, the fixed seat 10 is fixedly connected on the end surface at the other side of the sliding sleeve 9, a sliding hole penetrating through the sliding sleeve 9 and the fixed seat 10 is formed in the sliding sleeve 9 and the fixed seat 10, the sliding hole corresponds to the fixed hole formed in the supporting rod 4, the opening at the position of the sliding hole corresponding to the fixed hole is in threaded connection with the limit ring 14, the sliding plate 12 is in sliding connection with the sliding hole, the opening at the other side of the sliding hole communicated with the outside is in threaded connection with the limit plate 15, a hole is formed in the center of the limit plate 15, and the limit ring 14 and the limit plate 15 are used for limiting the sliding of the sliding plate 12 from sliding out of the sliding hole, the spring 11 is located in the sliding hole, one side of the spring is fixedly connected to the end face of one inward side of the sliding plate 12, the other side of the spring is fixedly connected to the limiting plate 15, the other side of the sliding plate 12 is fixedly connected to the fixing block 13, the top of the fixing block 13 is in an arc shape, the pulling rod 16 enters the sliding hole through a hole formed in the limiting plate 15 and is fixedly connected to the sliding plate 12, and the outward side of the pulling rod 16 is fixedly connected to the pulling ring 17.

The connecting seat 18 is fixedly connected to the outer surface of the anti-falling device 8, and the connecting seat 18 is used for connecting a protection rope.

When needs use the cat ladder, fix the protection rope on connecting seat 18 on anti-falling device 8 earlier, the protection rope is fixed the back well, upwards promote anti-falling device 8 again, by the ascending promotion as anti-falling device 8, fixed block 13 circular arc side receives the extrusion, in squeezing the return sliding hole with the spring, anti-falling device 8 can slide on cat ladder 1 through slider 7 this moment, the user can begin to use the cat ladder, when climbing to suitable position, promote anti-falling device 8 to the fixed orifices of this place on, anti-falling device 8 fixed block 13 can outwards be gone into to the fixed orifices through spring 11, accomplish fixedly.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. Cat ladder anti-falling device, its characterized in that includes: cat ladder (1), dead lever (2), pole (3) that climbs, bracing piece (4), fixed plate (5), slide rail (6), slider (7), anti-falling device (8), one side fixedly connected with fixed plate (5) on bracing piece (4), and this side bracing piece (4) has seted up a plurality of fixed orifices on the body of rod outwards, slide rail (6) have all been seted up to fixed plate (5) both sides, slider (7) sliding connection is in slide rail (6), anti-falling device (8) both sides fixed connection is on two sliders (7).

2. A ladder fall prevention device as claimed in claim 1, characterised in that the ladder (1) comprises fixing bars (2), climbing bars (3) and support bars (4), two support bars (4) being connected to each other by a number of climbing bars (3), a fixing bar (2) being fixedly connected to the top of each of the two support bars (4), the fixing bar (2) being used to fix the whole ladder (1).

3. A ladder fall arrest device according to claim 1, characterised in that the fall arrest device (8) comprises a sliding sleeve (9), a fixed mount (10), a spring (11), a sliding plate (12), a fixed block (13), a limit ring (14), a limit plate (15), a pull rod (16), a pull ring (17).

4. A ladder anti-falling device as claimed in claim 3, characterized in that the sliding sleeve (9) is sleeved on the fixing rod (2) through the opening, and after being sleeved, the sliding sleeve is fixedly connected to the two sliding blocks (7) through the end surfaces at the two sides of the opening, the fixed seat (10) is fixedly connected to the end surface at the other side of the sliding sleeve (9), a sliding hole is formed on the sliding sleeve (9) and the fixed seat (10) and penetrates through the sliding sleeve and the fixed seat, and the sliding hole corresponds to the fixed hole formed on the supporting rod (4).

5. The ladder anti-falling device as claimed in claim 4, wherein the opening of the sliding hole corresponding to the fixed hole is threaded with a limiting ring (14), the sliding plate (12) is slidably connected in the sliding hole, the opening of the other side of the sliding hole communicating with the outside is threaded with a limiting plate (15), a hole is formed in the center of the limiting plate (15), the limiting ring (14) and the limiting plate (15) are used for limiting the sliding plate (12) to slide out of the sliding hole, the spring (11) is positioned in the sliding hole, one side of the spring is fixedly connected to the inward side end surface of the sliding plate (12), the other side of the spring is fixedly connected to the limiting plate (15), the other side of the sliding plate (12) is fixedly connected to the fixed block (13), the top of the fixed block (13) is in an arc shape, and the pulling rod (16) enters the sliding hole through the hole formed in the limiting plate (15), and is fixedly connected to the sliding plate (12), and the outward side of the pulling rod (16) is fixedly connected with a pulling ring (17).

6. The ladder fall prevention device as claimed in claim 5, characterized in that a connecting seat (18) is fixedly connected to the outer surface of the fall prevention device (8), and the connecting seat (18) is used for connecting a protection rope.