CN211998689U - A portable electric lift special for high-altitude work - Google Patents

Abstract

The utility model discloses a portable electric lift specially used for aerial work, which comprises a static force rope, a DC motor, a winch, a braking mechanism, an auxiliary rod, an electric control rod, a power supply, a frame, a buffer pad, and a static force rope passing pipe. One end of the static rope passes through the static rope through the pipe and is wound on the winch set at the bottom of the frame, and the winch is connected with the DC motor set at the bottom of the frame. At the control end, the actuator end of the braking mechanism is set at the position of the winch, and the position of the braking mechanism is set with an auxiliary rod; the static rope is a bearing component, and the static rope is bypassed by a rope thrower or drone, or manually, etc. The conductors are placed on the frame, and the staff can be raised to the working position by controlling the rotation of the motor; the whole adopts a tubular structure, with an "I-shaped" shape, and the power supply and signal control are all placed inside the frame. Mounting holes for equipotential shields.

Description

A portable electric lift special for high-altitude work

technical field

The utility model relates to the technical field of electric lifts, in particular to a portable electric lift specially used for aerial work.

Background technique

In the process of construction, operation and maintenance of power lines and substations, it is often necessary to climb towers and go online to carry out work. Traditionally, climbing the tower and going online are carried out by manual climbing, and the work intensity of the staff is high, the efficiency is low, and the safety is relatively poor. Although a small number of companies use electric lifts for general rescue and rescue to replace the traditional walking mode, because it does not combine some characteristics of electric aerial work, the equipment is very inconvenient to use, so this mode is not widely used. The market is in urgent need of a special electric lift for high-altitude work.

Utility model content

The technical problem to be solved by the utility model is to provide a special electric lift for portable electric power aerial work during the construction, operation and maintenance of special power lines and substations.

In order to solve the above-mentioned technical problems, the technical scheme of the present utility model is: a portable electric lift specially used for aerial work, comprising a static rope, a DC motor, a winch, a braking mechanism, an auxiliary rod, an electric control rod, a power supply, a frame, The buffer pad and the static rope pass through the pipe, one side of the frame is vertically arranged with the static rope through the pipe, and one end of the static rope passes through the static rope through the pipe and is wound on the winch set at the bottom of the frame. The DC motor at the bottom of the frame is connected to the drive, the DC motor is electrically connected to the power supply, the control end of the braking mechanism is arranged on the side of the static rope passing through the middle of the tube, the execution end of the braking mechanism is arranged at the winch position, and the braking mechanism position is arranged with a Auxiliary rod, an electric control rod is set on the side of the static rope passing through the middle of the tube, and a control switch for controlling the rotation of the DC motor is set on the electric control rod.

As a preferred embodiment, the braking mechanism includes a manual lever, a traction rope and a brake disc, one end of the traction rope is connected to the manual lever, and the other end of the traction rope is connected to the brake disc provided on the winch.

As a preferred embodiment, the frame is set in a "convex" shape, the upper end of the frame is provided with a cushion, the middle of the lower end of the frame is provided with a winch, one end of the winch is connected to the DC motor through a transmission, and the lower end of the frame is in contact with the ground. The position is provided with a cushion. With the help of the appropriate height difference between the bottom footrest and the seat cushion, the occupant has two footholds that are easy to climb upwards, and it is easy to convert from the sitting posture to the upward climbing posture, thereby realizing the upward climbing action.

As a preferred embodiment, both ends of the static rope passing through the pipe are provided with pulleys for preventing slipping out.

As a preferred embodiment, the static rope through the tube includes an extension section and a fixed section, and the extension section and the fixed section are connected in a foldable manner.

As a preferred embodiment, the upper and lower ends of the static rope are provided with safety belt fixing rings.

The beneficial effects obtained by adopting the above technical solutions of the present utility model are as follows: the static rope is a load-bearing component, and the static rope is passed around the wire of the overhead line by a rope thrower, an unmanned aerial vehicle, or artificially, and the staff is on the frame, By controlling the rotation of the motor, the staff can rise to the working position and complete the work task. The whole structure is simple and easy to use, and can be well used in the construction, operation and maintenance of power lines and substations.

Description of drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are just some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

Fig. 1 is the front view structure schematic diagram of the utility model;

Fig. 2 is the three-dimensional structure schematic diagram of the utility model;

FIG. 3 is a schematic three-dimensional structure diagram of the present invention in another direction.

In the picture: 1, static rope; 2, DC motor; 3, reducer; 4, winch; 5, braking mechanism; 6, auxiliary lever; 7, control lever; 8, battery power supply; 9, seat cushion; 10, Rack; 11. Cushioning pad; 12. Seat belt fixing ring; 13. Anti-fallout pulley; 14. Static rope passing through pipe; 15. Manual lever; 16. Traction rope; 17. Brake disc; 18. Fixing hole position .

Detailed ways

The specific embodiments of the present utility model will be further described below with reference to the accompanying drawings. It should be noted here that the description of these embodiments is used to help the understanding of the present invention, but does not constitute a limitation of the present invention. In addition, the technical features involved in the various embodiments of the present invention described below can be combined with each other as long as there is no conflict with each other.

In the description of this application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", " rear, left, right, vertical, horizontal, top, bottom, inside, outside, clockwise, counterclockwise, etc., or The positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, Therefore, it should not be construed as a limitation on this application. In addition, the terms "first" and "second" are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, features defined as "first", "second" may expressly or implicitly include one or more of said features. In the description of the present application, "plurality" means two or more, unless otherwise expressly and specifically defined.

The present utility model is further described in conjunction with the accompanying drawings, so that those skilled in the art can better implement the present utility model. An embodiment of the present utility model is a portable electric lift specially used for electric aerial work, comprising a static force rope 1, a DC motor 2, The winch 4, the braking mechanism 5, the auxiliary rod 6, the electric control rod 7, the power supply, the frame 10, the buffer pad 11, the static rope passing pipe 14, the static rope passing pipe 14 is vertically arranged on one side of the frame 10, One end of the static rope 1 passes through the static rope through the pipe 14 and is wound on the winch 4 arranged at the bottom of the frame 10, the winch 4 is connected to the DC motor 2 arranged at the bottom of the frame 10 in a driving manner, and the DC motor 2 is electrically connected to the power supply , the control end of the braking mechanism 5 is set on the middle side of the static rope passing through the pipe 14, the execution end of the braking mechanism 5 is set at the position of the winch 4, the auxiliary rod 6 is set at the position of the braking mechanism 5, and the static rope passing through the pipe 14 An electric control rod 7 is provided on one side of the middle part, and an anti-fallout pulley 13 is arranged inside the two ends of the static rope passing through the tube 14, and a seat belt fixing ring 12 is provided at the position where the anti-fallout pulley 13 is provided. For the control switch for controlling the rotation of the DC motor 2, the frame 10 is also provided with a fixing hole 18 for installing an equipotential shielding cover.

The braking mechanism 5 in the embodiment of the present invention includes a manual lever 15 , a traction rope 16 and a brake disc 17 , one end of the traction rope is connected with the manual lever, and the other end of the traction rope is connected with the brake disc arranged on the winch 4 . The braking mechanism 5 has the same structure and working principle as the braking mechanism on electric vehicles, bicycles, and the like.

In the embodiment of the present invention, the frame 10 is set in a "convex" shape, the upper end of the frame 10 is provided with a cushion 9, the middle of the lower end of the frame 10 is provided with a winch 4, and one end of the winch 4 is connected to the DC motor 2 through a transmission. The frame 10 A buffer pad 11 is provided at the position where the lower end of the cable contacts the ground.

The static rope passing through the pipe 14 in the embodiment of the present invention includes an extension section and a fixed section, and the extension section and the fixed section are connected in a foldable manner.

The static rope 1 in the embodiment of the present invention is a load-bearing component, and the static rope 1 is bypassed by a rope thrower, an unmanned aerial vehicle, or artificially, etc., around the wire of the overhead line. The static rope 1 should be long enough (more than two times). The DC motor 2 is a device that converts the electrical energy of the battery into mechanical rotational energy, and its voltage is within the safe range of 36V or 24V for the human body. The transmission is a device for changing speed and torque, reducing the rotational speed of the DC motor 2 and increasing the torque of the DC motor 2 . The winch 4 is a rotating drum that transmits power through friction. One end of the rotating drum is connected to the transmission to receive the rotating power provided by the DC motor 2, and the other end is connected to the static rope 1. The fixed shaft is fixed on the frame 10 by passing. The braking mechanism 5 controls the descending speed of the static rope 1 remotely and reduces the pressure of the brake disc on the static rope 1, thereby reducing the pulling force of the winch 4 on the static rope 1, so as to release the static rope 1 and lower the elevator. Purpose. The control lever 7 is an emergency stop button and an open button, thereby controlling the rotation of the DC motor 2 . The seat cushion 9 setting improves the comfort of the staff and reduces fatigue. The frame 10 is used as the foundation, which is arranged in a "convex" shape, and a pedal is arranged at the bottom thereof, so as to provide a convenient step for the aerial workers to climb up from the seat. The cushioning pad 11 is a cushioning mechanism in contact with the operating table or the ground to increase the comfort of the staff. At the same time, it reduces the impact of the equipment and improves the life of the equipment. The seat belt fixing ring 12 is a fulcrum for hanging the staff seat belt and a fulcrum for hanging the seat belt. The anti-falling pulley 13 reduces the friction to the static rope 1 and increases the service life of the static rope 1 . The static rope passes through the tube 14. One function is to prevent the support of the pulley 13 from falling out, and at the same time to prevent the rope from hurting the human body and rubbing other foreign objects during the lifting process; the other function is also the handrail for the staff during the lifting process, and the seat belt fixing ring The connecting body of 12, the static rope passing through the tube 14 adopts a folding mechanism in the middle in order to avoid being too long and inconvenient to carry. The static rope is fastened to the frame 10 through the fixed section of the tube 14 .

According to the embodiment of the present invention, the static rope passing through the pipe 14 is connected with the frame 10 through the rotating shaft, so that it can be turned 180 degrees and fixed by the quick-plug pin shaft; the seat belt fixing ring 12 is a pull ring with screw teeth, and the pull For fixing the seat belt, the bolt part is used to fix the anti-falling pulley 13; the control rod 7 is fixed on the static rope passing pipe 14 through the rotating shaft, so that it can rotate at a certain angle; the braking mechanism 5 is fixed on the static rope passing through the rotating shaft. On the tube 14, it can be rotated at a certain angle; the braking mechanism 5 is only used when it is falling, and the DC electric speed control is used when rising. The traction rope of the braking mechanism 5 is respectively connected with the manual lever and the brake disc. When the manual lever is used, the rotation of the manual lever drives the traction rope, and the traction rope drives the brake disc, which makes the brake disc clearance larger and the friction force smaller, so that the elevator is in a static state in the air and becomes a slow descending state, and the descending speed is also controlled by the rotation angle of the manual lever. , the larger the angle, the larger the winch 4 buckle clearance, the faster the descending speed.

It will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments are to be considered in all respects as exemplary and not restrictive, and the scope of the present invention is defined by the appended claims rather than the foregoing description, and it is therefore intended that the All changes within the meaning and range of the required equivalents are embraced within the present invention. Any reference signs in the claims shall not be construed as limiting the involved claim.

The embodiments of the present invention are described in detail above with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. For those skilled in the art, without departing from the principles and spirit of the present invention, various changes, modifications, substitutions and alterations can be made to these embodiments, which still fall within the protection scope of the present invention.

Claims (6)

1. A portable electric lift specially used for electric aerial work is characterized in that: comprising a static rope, a DC motor, a winch, a braking mechanism, an auxiliary rod, an electric control rod, a power supply, a frame, a buffer pad, a static rope passing through a pipe One side of the frame is vertically arranged with a static rope passing through the pipe, and one end of the static rope passes through the static rope and passes through the pipe and is wound on the winch set at the bottom of the frame, and the winch is connected with the DC motor set at the bottom of the frame. , the DC motor is electrically connected to the power supply, the control end of the braking mechanism is set on the side of the static rope passing through the middle of the tube, the actuator end of the braking mechanism is set at the position of the winch, the auxiliary rod is set at the position of the braking mechanism, and the static rope passing through the tube An electric control rod is arranged on one side of the middle part, a control switch for controlling the rotation of the DC motor is arranged on the electric control rod, and a fixing hole for installing an equipotential shielding cover is also arranged on the frame. 2. The portable electric lift specially used for electric aerial work according to claim 1, wherein the braking mechanism comprises a manual lever, a traction rope and a brake disc, one end of the traction rope is connected with the manual lever, and the other side of the traction rope is connected with the manual lever. One end is connected with the brake disc set on the winch. 3. The portable electric lift specially used for aerial work according to claim 1 is characterized in that: the frame is arranged in a "convex" shape, the upper end of the frame is provided with a cushion, the middle of the lower end of the frame is provided with a winch, and one end of the winch passes through The transmission is connected to the DC motor, and the lower end of the frame is provided with a buffer pad at the contact position with the ground. The passenger uses the appropriate height difference between the bottom foot pedal and the seat cushion, that is, there are two foot points for easy climbing, which is easy to achieve. Convert from a sitting position to an upward climbing position to achieve the upward climbing motion. 4 . The portable electric lift specially used for aerial work according to claim 1 , wherein the two ends of the static rope passing through the pipe are provided with pulleys for preventing slipping out. 5 . 5 . The portable electric lift for electric aerial work according to claim 1 , wherein the static rope passing through the tube comprises an extension section and a fixed section, and the extension section and the fixed section are connected in a foldable manner. 6 . 6 . The portable electric lift specially used for aerial work according to claim 1 , wherein the upper and lower ends of the static rope passing through the pipe are provided with safety belt fixing rings. 7 .

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