Novel insulating ladder suitable for outdoor uneven ground

Abstract

The invention discloses a novel insulating ladder suitable for outdoor uneven ground, and relates to the technical field of insulating ladders, the novel insulating ladder comprises an insulating ladder telescopic main body, cross rod pedals, a fixed locking buckle, a movable locking ring and a telescopic mechanism, the cross rod pedals are arranged on the insulating ladder telescopic main body in an array, and the cross rod pedals are arranged on the insulating ladder telescopic main body; the telescopic mechanism is mounted at the bottom end of the insulating ladder main body through the fixed locking buckle and the movable locking ring, and the telescopic mechanism is used for prolonging the length of the bottom end of the insulating ladder main body, so that the insulating ladder main body can keep balance on the uneven ground. The problems that an existing insulating ladder cannot be stably used on a slope, a mountainous region or a stone road, so that the safety of operators cannot be fully guaranteed, and hot-line work cannot be smoothly carried out or a work task cannot be efficiently completed are solved.

Description

Technical Field

[0001] The invention relates to the technical field of insulating ladders, and in particular to a novel insulating ladder suitable for outdoor uneven ground. Background Art

[0002] With the continuous development of live working level, elevated insulated boom trucks, insulated gloves and other insulated tools have been widely promoted in live working. However, in many remote areas such as line towers in mountainous areas, wastelands and woods, insulated working vehicles cannot reach them, and insulated platforms are difficult to deploy and unfold. At this time, insulated ladders and herringbone ladders are generally used for live working, but these places are often on slopes, mountains or stone roads, and insulated ladders cannot stand steadily. They often require multiple people to hold hands before work can be carried out. The safety of the operators cannot be fully guaranteed, which can easily lead to safety accidents, resulting in the inability to smoothly carry out live working or efficiently complete the work tasks.

[0003] Therefore, there is a need for a new type of insulating ladder suitable for uneven outdoor ground, which can be set up and used on uneven outdoor ground, has the characteristics of being firm and reliable, simple in structure, and easy to process and implement, and effectively ensures the safety of workers working with live wires. Summary of the invention

[0004] In view of the above shortcomings, the present invention provides a new insulating ladder suitable for outdoor uneven ground, which can solve the problem that the existing insulating ladder cannot be used stably on slopes, mountains or stone roads, resulting in insufficient guarantee of the safety of operators and inability to smoothly carry out live working or efficiently complete working tasks. The specific technical solution is as follows:

[0005] A new insulating ladder suitable for outdoor uneven ground includes an insulating ladder telescopic body, a crossbar pedal, a fixed locking buckle, a movable locking ring and a telescopic mechanism. The crossbar pedal array is installed on the insulating ladder telescopic body, and the telescopic mechanism is installed at the bottom end of the insulating ladder body through the fixed locking buckle and the movable locking ring. The telescopic mechanism is used to extend the length of the bottom end of the insulating ladder body so that the insulating ladder body can maintain balance on the uneven ground.

[0006] Preferably, the telescopic mechanism comprises a lifting rack, a pressure spring, a rack fixing sleeve, a reverse-tooth locking buckle and a lifting and lowering pedal rocker arm, the rack fixing sleeve is installed at the bottom end of the insulating ladder body through the fixed locking buckle and the movable locking ring, the lifting rack is slidably installed in the rack fixing sleeve, the middle part of the reverse-tooth locking buckle is rotatably installed on the outer side wall of the rack fixing sleeve, one end of the reverse-tooth locking buckle is provided with a meshing tooth corresponding to the movable rack, the other end of the reverse-tooth locking buckle is connected to the outer side wall of the rack fixing sleeve through the pressure spring, and when the length of the pressure spring is equal to the free length, the meshing tooth meshes with the rack;

[0007] The lifting and lowering pedal rocker arm is rotatably mounted on the outer side wall of the rack fixing sleeve, and one end is connected to one end of the reverse tooth locking buckle close to the pressure spring, and the other end of the lifting and lowering pedal rocker arm is the pedal end. When the pedal end is stepped on, the meshing tooth does not mesh with the rack.

[0008] Preferably, a universal foot support is rotatably mounted on one end of the lifting rack away from the telescopic body of the insulating ladder.

[0009] Preferably, it also includes an anti-falling mechanism, which includes a pillow, a safety buckle and a safety rope. The pillow is installed on the cross bar foot pedal at the top of the telescopic body of the insulating ladder. The safety buckle is installed on the cross bar foot pedal at the top of the telescopic body of the insulating ladder and is respectively located on both sides of the pillow. The two ends of the safety rope are respectively connected to the safety buckle.

[0010] Preferably, a V-shaped groove is provided on the pillow.

[0011] Preferably, the telescopic main body of the insulating ladder adopts a sleeve-type structure.

[0012] Preferably, an anti-skid pad for increasing friction is installed at the bottom of the universal foot support.

[0013] Compared with the prior art, the present invention has the following beneficial effects:

[0014] 1. The new insulating ladder of the present invention adopts a sleeve-type structural design, which keeps the structural strength of the product unchanged while further optimizing the structural design and reducing related parts, so that the weight of the product is further reduced. The structural strength is good and the weight is light.

[0015] 2. The lifting and stepping rocker arm design of the present invention plays an important role in the insulating ladder. During normal use, the rocker arm will not cause jamming or obstruction to other objects such as the insulating ladder. When the insulating ladder needs to be extended or retracted, the lifting rack can be extended and fixed only by stepping on the rocker arm, so that the insulating ladder can be used stably in uneven places such as slopes, mountains or stone roads, and the operation is convenient and labor-saving.

[0016] 3. The present invention adopts a universal foot support design. The foot part of the new insulating ladder can adjust the angle to adapt to different on-site uses. It can also stand steadily in mountainous areas, grasslands, slippery and muddy road environments.

[0017] 4. The present invention adopts an anti-falling design. There is a V-shaped pillow on the upper part of the insulating ladder. It can be used to erect poles of most diameters on site, and the V-shaped pillow can fit the pole tightly. The use of a safety buckle and a safety rope improves the stability and anti-falling performance of the ladder. The overall structure of the anti-falling mechanism is flexible and lightweight, and the operation is simple. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. In all drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, the elements or parts are not necessarily drawn according to the actual scale.

[0019] Figure 1 It is a schematic diagram of the overall structure of the device of the present invention;

[0020] Figure 2 It is a schematic diagram of the internal structure of the telescopic mechanism of the present invention;

[0021] Figure 3 It is a schematic diagram of the telescopic state of the telescopic mechanism of the present invention;

[0022] Figure 4 It is a schematic diagram of the use state of the present invention.

[0023] 1. Telescopic body of insulating ladder; 2. Crossbar footrest; 3. Fixed locking buckle; 4. Movable locking ring; 6. Telescopic mechanism; 61. Lifting rack; 62. Pressure spring; 63. Rack fixing sleeve; 64. Reverse tooth locking buckle; 65. Lifting pedal rocker arm; 7. Universal foot support; 8. Anti-falling mechanism; 81. Pillow; 82. Safety buckle; 83. Safety rope; 9. Electric pole. DETAILED DESCRIPTION

[0024] The technical scheme in the embodiment of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiment of the present invention. Obviously, the described embodiment is only a part of the embodiment of the present invention, not all of the embodiments. Based on the embodiment of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0025] refer to Figure 1 A new type of insulating ladder suitable for outdoor uneven ground includes an insulating ladder telescopic body 1, a crossbar footrest 2, a fixed locking buckle 3, a movable locking ring 4 and a telescopic mechanism 6. The crossbar pedal array is installed on the insulating ladder telescopic body 1. The telescopic mechanism 6 is installed at the bottom end of the insulating ladder body through the fixed locking buckle 3 and the movable locking ring 4. The telescopic mechanism 6 is used to extend the length of the bottom end of the insulating ladder body so that the insulating ladder body can maintain balance on the uneven ground.

[0026] refer to Figure 2 and Figure 3The telescopic mechanism 6 includes a lifting rack 61, a pressure spring 62, a rack fixing sleeve 63, a reverse tooth locking buckle 64 and a lifting and lowering pedal rocker arm 65. The rack fixing sleeve 63 is installed at the bottom end of the insulating ladder body through the fixed locking buckle 3 and the movable locking ring 4. The lifting rack 61 is slidably installed in the rack fixing sleeve 63. The middle part of the reverse tooth locking buckle 64 is rotatably installed on the outer wall of the rack fixing sleeve 63 through a rotating shaft. One end of the reverse tooth locking buckle 64 is provided with a meshing tooth corresponding to the movable rack. The other end of the reverse tooth locking buckle 64 is connected to the outer wall of the rack fixing sleeve 63 through the pressure spring 62. When the length of the pressure spring 62 is equal to the free length, the meshing tooth is meshed with the rack;

[0027] The lifting and lowering pedal rocker arm 65 is rotatably installed on the outer side wall of the rack fixing sleeve 63, and one end is connected to the end of the anti-tooth locking buckle 64 close to the pressure spring 62. The other end of the lifting and lowering pedal rocker arm 65 is the pedaling end. When the pedaling end is stepped on, the lifting and lowering pedal rocker arm 65 will drive the anti-tooth locking buckle 64 to squeeze the pressure spring 62 at one end of the spring, and the other end will move away from the lifting and lowering rack 61, so that the meshing teeth are not engaged with the rack. At this time, the lifting and lowering rack 61 can move downward under the action of its own weight until it contacts the ground, and then the lifting and lowering pedal rocker arm 65 is released, and the anti-tooth locking buckle 64 will rotate under the action of the pressure spring 62, and the anti-tooth locking buckle 64 will re-engage with the lifting and lowering rack 61 to lock the lifting and lowering rack 61, thereby ensuring the stability of the new insulating ladder.

[0028] A universal foot support 7 is rotatably installed at one end of the lifting rack 61 away from the telescopic body 1 of the insulating ladder. An anti-skid pad for increasing friction is installed at the bottom of the universal foot support 7. The universal foot support 7 allows the foot part of the new insulating ladder to adjust the angle to adapt to different on-site uses. It can also stand steadily in mountainous areas, grasslands, slippery and muddy road environments, thereby improving the practicality of the present invention.

[0029] refer to Figure 4 The anti-falling mechanism 8 includes a pillow 81, a safety buckle 82 and a safety rope 83. The pillow 81 is installed on the crossbar footrest 2 at the top of the telescopic body 1 of the insulating ladder. The safety buckle 82 is installed on the crossbar footrest 2 at the top of the telescopic body 1 of the insulating ladder, and is respectively located on both sides of the pillow 81. The two ends of the safety rope 83 are respectively connected to the safety buckle 82. This mechanism is used to prevent the insulating ladder from falling off in an object during use. Causing safety accidents. When in use, the insulating ladder is unfolded, and the end with the pillow 81 at the top is erected on the pole 9, and the lower end of the ladder is fixed to the ground. When the insulating ladder is placed stably, the safety rope 83 is passed around the object and then passed through the safety buckle 82 to fix the safety rope 83 on the safety buckle 82. At this time, the insulating ladder and the object are firmly trapped by the safety rope 83. When shaking, the insulating ladder will not cause an accident due to falling off.

[0030] A V-shaped groove is provided on the pillow 81, which can be used to erect poles 9 of most diameters on site, and the V-shaped pillow 81 can fit tightly against the pole 9, and the use of the safety buckle 82 and the safety rope 83 improves the stability and anti-falling performance of the ladder, and the overall structure of the anti-falling mechanism 8 is flexible and lightweight, and easy to operate.

[0031] The telescopic main body 1 of the insulating ladder adopts a sleeve-type structure. While the structural strength of the product remains unchanged, the structural design is further optimized, and the related parts are reduced, so that the weight of the product is further reduced. The structural strength is good and the weight is light.

[0032] The method of use of the present invention is:

[0033] The first step: unfold the new insulating ladder, set one end with the pillow 81 on the top on the pole 9, and fix the lower end of the ladder to the ground.

[0034] Step 2: The maintenance personnel steps on the lifting pedal rocker arm 65 to extend the lifting rack 61 of the telescopic mechanism 6 of the insulating ladder until the universal foot support 7 is fixed on the uneven ground, so that the bottom of the insulating ladder is stable with the ground without shaking.

[0035] Step 3: After the maintenance personnel climb up the new insulating ladder, they pass the safety rope 83 around the object and then pass it through the safety buckle 82 to fix the safety rope 83 on the safety buckle 82, and then they can carry out maintenance work.

[0036] Step 4: After the maintenance is completed, release the connection between the safety rope 83 and the safety buckle 82, climb down the new insulating ladder, store the new insulating ladder, place the new insulating ladder on a flat ground, and then step on the lifting and stepping rocker arm 65 so that the meshing teeth do not mesh with the rack. At this time, the lifting rack 61 can be pressed back into the rack fixing sleeve 63 by the deadweight of the new insulating ladder to complete the overall storage.

[0037] The above is only a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any changes or substitutions that can be easily thought of by a person skilled in the art within the technical scope disclosed by the present invention should be included in the protection scope of the present invention. Therefore, the protection scope of the present invention should be based on the protection scope of the claims.

Claims

1. A new type of insulating ladder suitable for outdoor uneven ground, characterized in that: The invention comprises a telescopic insulating ladder body (1), a crossbar pedal (2), a fixed locking buckle (3), a movable locking ring (4) and a telescopic mechanism (6), wherein the crossbar pedal array is mounted on the telescopic insulating ladder body (1), and the telescopic mechanism (6) is mounted on the bottom end of the insulating ladder body via the fixed locking buckle (3) and the movable locking ring (4), and the telescopic mechanism (6) is used to extend the length of the bottom end of the insulating ladder body so that the insulating ladder body can maintain balance on an uneven ground.

2. A new insulating ladder suitable for outdoor uneven ground according to claim 1, characterized in that: The telescopic mechanism (6) comprises a lifting rack (61), a pressure spring (62), a rack fixing sleeve (63), a reverse-tooth locking buckle (64) and a lifting and lowering pedal rocker arm (65); the rack fixing sleeve (63) is mounted on the bottom end of the insulating ladder body through the fixed locking buckle (3) and the movable locking ring (4); the lifting rack (61) is slidably mounted in the rack fixing sleeve (63); the middle part of the reverse-tooth locking buckle (64) is rotatably mounted on the outer wall of the rack fixing sleeve (63); one end of the reverse-tooth locking buckle (64) is provided with meshing teeth corresponding to the movable rack; the other end of the reverse-tooth locking buckle (64) is connected to the outer wall of the rack fixing sleeve (63) through the pressure spring (62); when the length of the pressure spring (62) is equal to the free length, the meshing teeth mesh with the rack; The lifting and lowering pedal rocker arm (65) is rotatably mounted on the outer side wall of the rack fixing sleeve (63), and one end is connected to an end of the reverse tooth locking buckle (64) close to the pressure spring (62), and the other end of the lifting and lowering pedal rocker arm (65) is a pedal end. When the pedal end is stepped on, the meshing teeth are not meshed with the rack.

3. A new insulating ladder suitable for outdoor uneven ground according to claim 2, characterized in that: A universal foot support (7) is rotatably mounted on one end of the lifting rack (61) away from the telescopic body (1) of the insulating ladder.

4. The novel insulating ladder suitable for outdoor uneven ground according to claim 1 is characterized in that: The invention also comprises an anti-falling mechanism (8), wherein the anti-falling mechanism (8) comprises a pillow (81), a safety buckle (82) and a safety rope, wherein the pillow (81) is mounted on the crossbar footrest (2) at the top end of the telescopic body (1) of the insulating ladder, and the safety buckle (82) is mounted on the crossbar footrest (2) at the top end of the telescopic body (1) of the insulating ladder, and is respectively located on both sides of the pillow (81), and both ends of the safety rope are respectively connected to the safety buckle (82).

5. The novel insulating ladder suitable for outdoor uneven ground according to claim 4 is characterized in that: The pillow (81) is provided with a V-shaped groove.

6. The novel insulating ladder suitable for outdoor uneven ground according to claim 1 is characterized in that: The telescopic main body (1) of the insulating ladder adopts a sleeve-type structure.

7. The novel insulating ladder suitable for outdoor uneven ground according to claim 3 is characterized in that: An anti-skid pad for increasing friction is installed at the bottom of the universal foot support (7).

Images