CN209838261U - Novel power maintenance ladder - Google Patents

Abstract

The utility model discloses a novel power maintenance ladder, which comprises a folded plate, wherein two frames are arranged on the folded plate, and the two frames are respectively symmetrically arranged, a climbing rod of the novel power maintenance ladder is sleeved with a leaning plate, an electrician can pull and turn the leaning plate, the bayonet end of the leaning plate is embedded with the end part of the leaning plate, so that the leaning plate is in a vertical state, the comfort level is higher when leaning on due to the larger surface area of the leaning plate, the leaning on the climbing rod is avoided, the ache of skin is easily caused due to the small surface area of the climbing rod, a hand close to one side of the leaning plate can hold the handle, the handle can rotate through a rotating shaft at the center, so that the handle is inclined, the inclined direction of the handle is the same as the gravity center tendency of a person during maintenance, the stability of a body is greatly improved, and when the ladder is taken down, the hand far away from one side of the leaning plate can hold the handle, the inclined direction of the hand is the same as the gravity center tendency, therefore, the wrist does not need to rotate when the user turns, and the use is more convenient.

Description

Novel power maintenance ladder

Technical Field

The utility model relates to a power maintenance instrument field specifically is a novel power maintenance ladder.

Background

The power maintenance ladder is an auxiliary tool for helping an electrician to climb up and get close to a power maintenance fault line during power maintenance, a common power maintenance ladder is a folded plate, but the existing power maintenance ladder still has a little foot in the using process.

General power maintenance ladder when using, most electricians can lean on the ladder by side, because some circuit trouble are more complicated, and the electrician need check in proper order, cuts off the circuit, changes, the debugging, because the step is more, and operating time is longer, and leans on not only uncomfortable on climbing the pole for a long time, poor stability, and also can influence electrician's operating efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel power maintenance ladder to solve present electrician that above-mentioned background art provided and lean on one's side on climbing the pole, not only uncomfortable, poor stability, and also can influence electrician's operating efficiency's problem.

In order to achieve the above object, the utility model provides a following technical scheme: a novel power maintenance ladder comprises a folded plate, wherein frames are hinged to two ends of the folded plate, climbing rods are welded on the frames, the two frames are arranged on the folded plate and are symmetrically arranged respectively, the climbing rods are vertically arranged at equal intervals, a leaning plate is sleeved on the climbing rods and is of a long and narrow ring sleeve structure, the climbing rods can slide flexibly and freely, the leaning plate and the leaning plate are of an integrated injection molding structure, the material of the leaning plate is hard engineering plastic and has certain strength, the leaning plate is mounted on one side of the leaning plate, a rubber diaphragm is mounted at the central position of the side of the leaning plate, the position of the rubber diaphragm mounted on the leaning plate is of a circular hollow structure and is made of butadiene rubber, the material of the rubber diaphragm is durable, handles are mounted on two sides of the rubber diaphragm, the distance between the two handles is 50cm, and the central position of the handles is rotatably connected with the leaning plate through a rotating shaft, the side of the leaning plate is provided with four arc-shaped grooves, two ends of the handle can slide in the two arc-shaped grooves on the same side, the surface of one side of the frame is provided with a gap hole which is of a strip structure and has the functions of isolating and limiting a chain in the frame and a hook block outside the frame, the bottom end of the gap hole is provided with a hook block which can be used for hanging a tool bag, conveying the tool bag to the maintenance height of the frame in advance, reducing the load carried by an electrician, and avoiding collision between an internal tool and a climbing rod and the frame due to collision between the internal tool and the climbing rod and the frame when the internal tool is carried, the frame is internally provided with a chain transmission mechanism, the chain transmission mechanism is respectively provided with a driven sprocket, a driving sprocket and a chain, the driven sprockets are three, and the two driven sprockets are respectively positioned in the left side and the right side of the top end of the frame, a driven sprocket is positioned inside the left side of the bottom end of the frame, a driving sprocket is installed on the right side of the bottom end of the frame, chains are sleeved on the driven sprocket and the driving sprocket, the chains are welded with the hook blocks, a fixed shaft is welded on the axial direction of the driving sprocket, a rocker is welded on the fixed shaft, a pedal shaft is rotatably connected to the bottom end of the rocker, a pedal is welded on one side, away from the frame, of the pedal shaft, a baffle ring is welded at the position, corresponding to the pedal, of one end of the pedal shaft, the baffle ring plays a limiting role, the pedal shaft is prevented from being integrally pulled out, an inserting block is welded on one side of the baffle ring, a groove block is welded at the position, corresponding to the inserting block, inside the frame, a groove block is welded, the driven sprocket and the driving sprocket of the transmission mechanism are respectively installed on the inner wall in the inner cavity of the, the pedal and the pedal shaft drive the insert block to move and separate from the groove block by moving towards one side far away from the frame through the foot and pushing the vertical edge, the pedal can be circularly treaded to drive the pedal to rotate, the rocker is driven to rotate by the rotation of the pedal, the driving chain wheel is driven to rotate by the fixed shaft, the driving chain wheel drives the driven chain wheel to rotate through the chain, the hook block on the chain can move up along the clearance hole all the time, the pedal can move towards one side of the frame through the foot after reaching a required height range, and the pedal shaft vertically slides on the rocker by pushing the vertical edge until being inserted into the groove on the groove block, so that the fixing of the whole chain transmission mechanism is kept.

Preferably, the butt strap is of an arch structure, and the butt strap and one end face of the leaning plate form a chimeric structure.

Preferably, a bracket is welded on the back of the frame at a position corresponding to the leaning plate.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the climbing rod of the novel power maintenance ladder is sleeved with the leaning plate, an electrician can pull and turn the leaning plate and embed the bayonet end of the leaning plate with the end of the leaning plate, so that the leaning plate is in an inclined leaning state, the comfort level is higher during leaning, the ache caused by small surface area of the climbing rod when leaning on the climbing rod is avoided, the arm can also lean against the rubber diaphragm at the center of the leaning plate, the rubber diaphragm is concave, meanwhile, a hand close to one side of the leaning plate can hold the handle, the handle can rotate through the rotating shaft at the center, the handle is inclined, the grasping angle is more in line with the actual requirement, the stability of the body is improved, and the maintenance is convenient to concentrate; and the hand far away from one side of the leaning plate can hold the handle when going down the stairs, the handle can rotate through the rotating shaft at the center, so that the handle is inclined, the inclined direction of the handle is the same as the gravity center inclination of the person turning, the wrist does not need to rotate when turning, and the use is more convenient.

2. This novel power maintenance ladder is when using, can step on the footboard through the foot, drives drive sprocket through the remote pole and rotates, and drive sprocket cooperation driven sprocket drives the chain and rotates, and the hook piece on the chain can follow the chain motion along the clearance hole, transports the suitable height with the instrument bag of carry, and then the epaxial inserted block of rethread foot is inserted to the recess on the groove block, plays the fixed action, has alleviateed electrician's burden greatly.

Drawings

FIG. 1 is an overall structure diagram of the present invention;

FIG. 2 is a schematic view of the connection structure of the leaning plate and the butt strap of the present invention;

FIG. 3 is a schematic view of the structure of the leaning plate of the present invention;

fig. 4 is a schematic structural diagram of the chain transmission mechanism of the present invention.

In the figure: 1. the folding plate, 2, the frame, 3, the climbing rod, 4, the leaning plate, 5, the butt strap, 6, the bracket, 7, the fixed shaft, 8, the rocker, 9, the pedal, 10, the vertical edge, 11, the gap hole, 12, the hook block, 13, the handle, 14, the rubber diaphragm, 15, the arc-shaped groove, 16, the chain, 17, the driven sprocket, 18, the driving sprocket, 19, the insertion block, 20 and the groove block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a novel power maintenance ladder comprises a folded plate 1, wherein two frames 2 are arranged on the folded plate 1, the two frames 2 are respectively and symmetrically hinged with the folded plate 1, climbing rods 3 are welded on the frames 2, the climbing rods 3 are vertically arranged at equal intervals, a leaning plate 4 is sleeved on the climbing rods 3, the leaning plate 4 is of a long and narrow ring sleeve structure and can flexibly and freely slide on the climbing rods 3, a butt strap 5 is arranged on one side of the leaning plate 4, the leaning plate 4 and the butt strap 5 are of an integrated injection molding structure, the lower end of the butt strap 5 is a bayonet end, and the bayonet end of the butt strap 5 is matched with the end of the leaning plate 4 in size and shape; in addition, a rubber diaphragm 14 is arranged at the center of the other side of the leaning plate 4, the rubber diaphragm 14 arranged on the leaning plate 4 is of a circular hollow structure, so that the elbow can be more comfortable when the elbow depends on the rubber diaphragm, handles 13 are arranged at the positions, perpendicular to the climbing rod 3, of the two sides of the rubber diaphragm 14, the distance between the two handles 13 is 50cm, the center of each handle 13 is rotatably connected with the leaning plate 4 through a rotating shaft, four arc-shaped grooves 15 are formed in the side surface of the leaning plate 4, two ends of each handle 13 can slide in the two arc-shaped grooves 15 on the same side, a clearance hole 11 is formed in the surface of one side of the frame 2, the clearance hole 11 is of a strip structure and has the functions of isolating and limiting the chains inside the frame 2 and the hook blocks 12 on the outer side of the frame 2, a hook block 12 is arranged at the bottom end of the clearance hole 11, the hook block 12 can be used for hanging and carrying tool bags, and can, the load of electricians is reduced, the phenomenon that internal tools swing and shake continuously when the internal tools are carried and collide with the climbing rod 3 and the frame 2 is avoided, a chain transmission mechanism is arranged inside the frame, driven chain wheels 17, a driving chain wheel 18 and a chain 16 are arranged on the chain transmission mechanism respectively, the number of the driven chain wheels is three, the number of the driven chain wheels 17 is three, the two driven chain wheels 17 are respectively positioned on the left side and the right side of the top end of the frame 2, one driven chain wheel 17 is positioned on the left side of the bottom end of the frame 2, the driving chain wheel 18 is arranged on the right side of the bottom end of the frame 2, the driven chain wheel 17 and the driving chain wheel 18 are both sleeved with the chain 16, the chain 16 is in welded connection with a hook block 12, a fixing shaft 7 is welded on the axial direction of the driving chain wheel 18, a rocker 8 is welded on the fixing, one end of the pedal shaft is welded with a baffle ring at the position corresponding to the pedal 9, the baffle ring has a limiting effect and prevents the whole pedal shaft from being pulled out, an inserting block 19 is welded at one side of the baffle ring, a groove block 20 is welded at the position corresponding to the inserting block 19 inside the frame 2, a driven sprocket 17 and a driving sprocket 18 of the transmission mechanism are respectively arranged on the inner wall in the inner cavity of the frame 2 through rotating shafts, and the transmission mechanism can move towards one side far away from the frame 2 through the pedal 9 by foot when in use, the pedal 9 and the pedal shaft drive the inserting block 19 to move and separate from the groove block 20 (the frame 2 is provided with a through hole so that the inserting block 19 can be inserted with the groove block 20), at the moment, the pedal 9 can be cyclically treaded to drive the pedal 9 to rotate, the rocker 8 is driven to rotate by the rotation of the pedal 9, and the rotation of the rocker 8 drives the driving sprocket 18 to rotate through the fixing shaft 7, the driving sprocket 18 drives the driven sprocket 17 to rotate through the chain 16, and the hook block 12 on the chain 16 moves up along the clearance hole, and after reaching the required height, the pedal shaft can move towards one side of the frame 2 through feet, and the pedal 9 and the pedal shaft drive the insertion block 19 to move by pushing the vertical edge 10 to vertically slide on the rocker 8 until the pedal shaft is inserted into the groove on the groove block 20, so that the whole transmission mechanism of the chain 16 is kept fixed.

In this embodiment: the butt strap 5 is of an arch structure, the butt strap 5 and the upper end face of the leaning plate 4 form an embedded structure, when the leaning plate 4 is used, the leaning plate 4 is pulled out towards one side of the climbing rod 3, so that the inner wall of the leaning plate 4 is tightly attached to the outer wall of the climbing rod 3 to slide until the inner cavity sealed by the leaning plate 4 cannot continuously slide, one end, far away from the climbing rod 3, of the leaning plate 4 is tightly attached to the climbing rod 3, then the leaning plate 4 is put down, one end of the leaning plate 4 rotates by taking the climbing rod 3 as a rotation point at the moment until the arched butt strap 5 is embedded above the adjacent leaning plate 4 below, the leaning plate 4 is prevented from shaking and rotating, and the stability of the leaning plate 4 is greatly improved; the back of the frame 2 is welded with a bracket 6 at a position corresponding to the leaning plate 4, the bracket 6 supports the leaning plate 4, so that the leaning plate 4 is in an inclined state, and the phenomenon that the climbing rod 3 is too close to occupy more space near the climbing rod 3 and is inconvenient to climb is avoided; the rubber diaphragm 14 is of a circular structure, the rubber diaphragm 14 is made of butadiene rubber, the rubber diaphragm 14 has flexibility and elasticity, and when the electric power maintenance is carried out, an electrician may need to lean on the leaning plate 4 due to different maintenance time lengths and operation complexity, so that a certain relaxing effect is achieved on the body, the centralized work is facilitated, and the elbow can be bent and placed on the rubber diaphragm 14, so that the stability of the body is greatly improved; the handle 13 is in a 'Jiong' shape, two ends of the handle 13 and the corresponding arc-shaped grooves 15 form a sliding structure, when a leaning electrician finishes work and moves up and down from a ladder to the ground, the electrician can help to move on the climbing rod 3 through the holding handle 13, because the electrician generally presses the handle 13 on the upper side of the climbing rod 3, when the electrician turns, the handle 13 is pressed by a hand far away from one side of the leaning plate 4, so that the handle 13 rotates along the arc-shaped grooves 15, meanwhile, the top end of the handle 13 faces to the electrician, the force application of the wrist during turning is convenient, and when the electrician is maintained, the handle 13 rotates along the arc-shaped grooves 15 by pressing the handle 13 by a hand close to one side of the leaning plate 4, so that the stability of the whole body is better, and the wrist is more comfortable; the inserting block 19 is in a rectangular structure, the inserting block 19 and the groove on the groove block 20 form an embedding structure, and the rocker 8 cannot rotate through the embedding between the inserting block 19 and the groove block 20, so that the self-locking effect is realized on the whole transmission mechanism of the chain 16; equal vertical welding has stile 10 on the left and right sides on footboard 9 top, can rotate rocker 8 through footboard 9, through utilizing the foot to promote stile 10 towards frame 2 direction, utilizes the gomphosis between inserted block 19 and the groove block 20, realizes 16 drive mechanism motion auto-locks of chain, also can keep away from frame 2 direction and promote the stile for separation between inserted block 19 and the groove block 20 realizes 16 drive mechanism motion normal motion of chain.

The working principle is as follows: when the utility model is used, a user can hang a tool bag on the hook block 12, then can step on the pedal 9 by foot, and move towards one side far away from the frame 2 by foot, through pushing the vertical edge 10, the pedal shaft vertically slides on the rocker 8, so that the pedal 9 and the pedal shaft drive the insert block 19 to move and be positioned outside the frame 2, and the insert block 19 is separated from the groove block 20, at the moment, the pedal 9 can be circularly stepped to drive the pedal 9 to rotate, because the rotation of the pedal 9 drives the rocker 8 to rotate, and the rotation of the rocker 8 drives the driving sprocket 18 to rotate through the fixed shaft 7, the driving sprocket 18 drives the driven sprocket 17 to rotate through the chain 16, and the hook block 12 on the chain 16 can move up along the clearance hole all the time, after reaching the required height, can move towards one side of the frame 2 by foot, through pushing the vertical edge 10, so that the pedal 9 and the pedal shaft drive the insert, until the fixing device is inserted into the groove on the groove block 20, the whole chain 16 transmission mechanism is kept fixed, then a user can climb to a proper height through the climbing rod 3, and the leaning plate 4 is drawn out towards one side of the climbing rod 3, so that the inner wall of the leaning plate 4 is tightly attached to the outer wall of the climbing rod 3 to slide until the inner cavity sealed by the leaning plate 4 can not slide continuously, meanwhile, one end of the leaning plate 4 far away from the climbing rod 3 is tightly attached to the climbing rod 3, then the leaning plate 4 is put down, one end of the leaning plate 4 rotates by taking the climbing rod 3 as a rotation point until the arched lapping plate 5 is embedded with the top end of the adjacent leaning plate 4 below, the leaning plate 4 is prevented from shaking and rotating, the stability of the leaning plate 4 is greatly improved, during power maintenance, an electrician may need to lean on the leaning plate 4 due to different maintenance duration and operation complexity, a certain relaxing effect is achieved on the body, and the concentrated work is convenient, it is also possible to bend the elbow by resting on the rubber diaphragm 14, the rubber diaphragm 14 being concave, and clings to the leaning plate 4, greatly improving the stability of the body, when the leaning electrician finishes the work and moves up and down from the ladder to the ground, the movement on the climbing rod 3 can be assisted by the holding handle 13, since a general electrician leans on the climbing rod 3, when the user turns, the handle 13 is pressed by the hand far away from one side of the leaning plate 4, so that the handle 13 rotates along the arc-shaped groove 15, meanwhile, the top end of the handle 13 faces to the user, the force application of the wrist is convenient when the user turns, at the time of maintenance, the handle 13 is pressed by a hand near the side of the resting plate 4, so that the handle 13 is rotated along the arc-shaped groove 15, meanwhile, the top end of the handle 13 is far away from the user, so that the stability of the whole body is better, the wrist is more comfortable, and the whole work flow is finished. Those not described in detail in this specification are within the skill of the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (8)

1. The utility model provides a novel power maintenance ladder, includes folded plate (1), the both ends of folded plate (1) are articulated to have frame (2), the welding has pole-climbing (3), its characterized in that on frame (2): the climbing rod (3) is sleeved with a leaning plate (4), a butt strap (5) is installed on one side of the leaning plate (4), the bayonet end of the butt strap (5) is matched with the end part of the leaning plate (4) in size and shape, and a rubber diaphragm (14) is installed on the other side of the leaning plate (4);

the inner chamber of frame (2) is equipped with chain drive, installs footboard (9) on the chain drive, and is connected with inserted block (19) on the pedal axle of footboard (9), still install hook block (12) on the chain drive, hook block (12) pass clearance hole (11) on frame (2) and expose in the outside of frame (2).

2. The novel power maintenance ladder of claim 1, wherein: fixed handle (13) that is equipped with in both sides of rubber diaphragm (14), four arc walls (15) have been seted up on leaning on board (4) side, the both ends of handle (13) can slide in two arc walls (15) with one side, the central point of handle (13) puts the department through pivot and leaning on board (4) swivelling joint.

3. The novel power maintenance ladder of claim 1, wherein: the back of the frame (2) is welded with a bracket (6) at the position corresponding to the leaning plate (4).

4. The novel power maintenance ladder of claim 1, wherein: the position of the leaning plate (4) where the rubber diaphragm (14) is arranged is of a circular hollow structure.

5. The novel power maintenance ladder of claim 2, wherein: the handle (13) is in a Jiong-shaped structure, and two ends of the handle (13) and the corresponding arc-shaped grooves (15) form a sliding structure.

6. The novel power maintenance ladder of claim 1, wherein: chain drive includes driven sprocket (17), drive sprocket (18), chain (16), fixed axle (7), rocker (8), driven sprocket (17) and drive sprocket (18) go up to cup joint chain (16), and the welding has fixed axle (7) on drive sprocket (18), install rocker (8) on fixed axle (7).

7. The novel power maintenance ladder of claim 6, wherein: the insert block (19) is of a rectangular structure, a groove block (20) is arranged at the corresponding position of the insert block (19), the groove block (20) is welded on the inner cavity of the frame (2), and a groove in the groove block (20) and the insert block (19) form an embedded structure.

8. The novel power maintenance ladder of claim 6, wherein: vertical sides (10) are vertically welded on the left side and the right side of the top end of the pedal (9).