CN219071893U - Locomotive roof operation safety device - Google Patents

Abstract

The utility model relates to a locomotive roof operation safety protection device, which comprises a mobile operation vehicle, an electronic control console, a hydraulic cylinder, a hydraulic station, an oil filling and discharging pipe, a round stand column, a rectangular stand column and a safety belt hanging mechanism, wherein the electronic control console is arranged on the mobile operation vehicle; the bottom end of the round upright post is fixed in the mobile operation vehicle; the bottom ends of the rectangular stand columns are fixedly connected with the top ends of the round stand columns through flange plates; the hydraulic station is fixed in the mobile operation vehicle; the rear end of the safety belt hanging mechanism is hinged with the top of the rectangular upright post; the bottom of the hydraulic cylinder is connected with the flange plate, and the top of a piston rod of the hydraulic cylinder is hinged with the middle area of the bottom of the front side of the safety belt hanging mechanism; the oil filling and discharging pipe is arranged in the round upright post, and two ends of the oil filling and discharging pipe are respectively connected with the hydraulic station and the hydraulic cylinder; the electronic control console is arranged on the side wall of the mobile working vehicle and is connected with the hydraulic station. The safety belt hanging device is high in safety and stability, flexible and convenient to use, and potential safety hazards caused by hanging safety belts at no place of locomotive roof operators can be effectively solved.

Description

Safety protection device for locomotive roof operation

technical field

The utility model relates to the technical field of locomotive safety protection, in particular to a safety protection device for locomotive roof operation.

Background technique

As the country attaches great importance to safety production, it is imminent to strengthen the control of the roof operation risk during the maintenance of railway locomotives. The height of the roof of railway locomotives is often about 5 meters, which has reached the second-level high-altitude operation standard. In the jacking operation, because there is no place to hang the safety belt, the operators can only rely on their own skills to carry out the operation, which has great potential safety hazards.

At present, the safety protection technology for working at heights in all walks of life has become increasingly mature, but in the process of roof operation of railway locomotives, it is often accompanied by the disassembly and installation of other large parts, and joint operations and cross operations with the crane in the warehouse are required. If the life rope of the safety belt is hung on a fixed anchor point, it will not be able to meet the requirements of the hoisting operation of the crane. Therefore, the roof operation of the entire railway locomotive industry is facing the situation that there is nowhere to hang the safety belt.

Contents of the invention

In view of the above problems, the purpose of this utility model is to provide a safety protection device for locomotive roof work, which can provide high-place work safety belt suspension anchor points for workers working at high places on the locomotive roof, and is compatible with cranes and other operations in the maintenance garage. They do not interfere with each other, can be moved freely, fixed at any time, and can also be electrically adjusted in height.

The technical scheme that the utility model adopts is as follows:

A safety protection device for locomotive roof operation proposed by the utility model includes a mobile work vehicle, an electronic console, a hydraulic lifting mechanism, a circular column, a rectangular column and a safety belt suspension mechanism; the bottom end of the circular column is fixed on Inside the mobile operation vehicle; the bottom end of the rectangular column and the top end of the circular column are fixedly connected by a flange; the hydraulic lifting mechanism includes a hydraulic cylinder, a hydraulic station and a filling and discharging oil pipe, and the hydraulic station is fixed on the mobile operation vehicle Inside; the rear end of the seat belt suspension mechanism is hinged to the top of the rectangular column; the hydraulic cylinder is arranged between the top of the circular column and the front bottom of the seat belt suspension mechanism, and the bottom of the cylinder body is connected to the flange. The top of the piston rod is hinged to the middle area of the front bottom of the seat belt suspension mechanism; the oil filling and discharging pipe is arranged inside the circular column, one end of which is connected to the hydraulic station, and the other end is connected to the hydraulic cylinder through the flange; the electronic The console is arranged on the side wall of the mobile operation vehicle and is connected with the hydraulic station for controlling the filling and discharging of oil of the hydraulic station.

Further, the seat belt suspension mechanism includes a triangular seat belt suspension frame, a circular positioning plate, a safety hook suspension rod, a support rod and a hinge seat; one corner end of the triangular seat belt suspension frame and one end of the circular positioning plate The circular positioning plate is fixed and perpendicular to the plane where the triangular seat belt suspension frame is located; the circular positioning plate is vertically hinged on the top of the rectangular column; the opposite side of the triangular seat belt suspension frame and the circular positioning plate is a safety hook suspension rod The support rod is arranged in parallel on the inner side of the suspension rod of the safety hook; the hinge seat is arranged in the middle part of the bottom end of the support rod, and the top of the piston rod of the hydraulic cylinder is hinged with the middle part of the support rod through the hinge seat.

Further, auxiliary ribs are respectively arranged between the two ends of the support rod and the suspension rod of the safety hook.

Further, positioning plates are arranged symmetrically on both sides of the top of the rectangular column; the circular positioning plate is connected between the upper parts of the positioning plates on both sides through a pin shaft; the middle part of the positioning plate is provided with a pin hole corresponding to There are a number of positioning holes evenly distributed on the circumference of the circular positioning plate; the outer side of the pin hole of the positioning plate on one side is correspondingly provided with an electronically controlled safety lock pin.

Further, the electronically controlled safety lock pin includes a motor and a cylindrical pin; the motor is fixed outside the pin hole; the cylindrical pin is arranged at the output end of the motor and corresponds to the pin hole and the positioning hole; the motor is sequentially Wires passing through the rectangular uprights and round uprights lead to and are controlled by the electronic console.

Further, the mobile work vehicle includes a vehicle frame, universal wheels, fixed legs and a push frame; the vehicle frame is a hollow cuboid structure; the universal wheels are respectively arranged at the four corners of the lower end surface of the vehicle frame; The fixed legs are horizontally hinged at the four corners of the lower side walls of the vehicle frame; the trolley is arranged at the upper part of the rear side of the vehicle frame.

Further, the fixed leg includes a support arm and a hand-operated foot cup; one end of the support arm is hinged to a corner of the lower side wall of the vehicle frame through a vertical pin; the hand-operated foot cup is arranged on the support arm another side.

Compared with the prior art, the utility model has the following beneficial effects:

1. It occupies a small area and can be moved freely; it can be fixed at the required position according to the demand, and only one operator can move the device to the position where the faulty locomotive needs to be operated on the roof, saving time and effort.

2. The height of the front side of the triangular seat belt suspension can be controlled through the electronic console or remote control, and the electronically controlled safety lock pin can also be controlled through the electronic console or remote control to provide double safety protection for the equipment.

3. When using this device for roof work, due to the misalignment in the space, it can not interfere with other operations such as cranes in the maintenance warehouse, which greatly improves the work efficiency.

4. After the operation is over, the equipment can also be moved to an open position in the maintenance garage to ensure that the operations of other locomotives and maintenance personnel will not be affected.

5. The device is safe and stable, flexible and convenient to use, and effectively solves the safety hazards caused by the roof operators who have no place to hang the safety belt.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of a locomotive roof operation safety protection device proposed by the utility model;

Fig. 2 is a structural schematic diagram of the safety belt suspension assembly in Fig. 1;

Fig. 3 is a schematic structural diagram of the mobile positioning component in Fig. 1 .

Among them, the reference signs: 1- mobile work vehicle; 11- frame; 12- universal wheel; 13- fixed leg; 131- support arm; 132- hand cup; Electronic console; 21-button; 3-hydraulic lifting mechanism; 31-hydraulic cylinder; 32-hydraulic station; 4-circular column; 5-rectangular column; 51-positioning plate; 511-pin hole; 6-seat belt suspension Mechanism; 61-triangular safety belt suspension frame; 62-circular positioning plate; 621-positioning hole; 63-safety hook suspension rod; 64-support rod; 65-hinge seat; 66-auxiliary rib; 7-flange; 8-Electrically controlled safety lock pin.

Detailed ways

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the accompanying drawings that need to be used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the accompanying drawings in the following description The drawings show some embodiments of the utility model, and those skilled in the art can also obtain other drawings according to these drawings without creative work.

It should be noted that in the description of the present utility model, it should be noted that the terms "upper", "lower", "top", "bottom", "one side", "another side", "left", The orientation or positional relationship indicated by "right" is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not mean that the device or element must have a specific orientation, or in a specific orientation. construction and operation.

Referring to accompanying drawings 1 to 3, the specific structure of an embodiment of a locomotive roof operation safety protection device proposed by the utility model is given. The device includes a mobile operation vehicle 1, an electronic console 2, a hydraulic lifting mechanism 3, a circular column 4, a rectangular column 5 and a safety belt suspension mechanism 6; the bottom end of the circular column 4 is vertically fixed inside the mobile operation vehicle 1 The bottom end of the rectangular column 5 and the top end of the circular column 4 are respectively welded with corresponding flanges 7, and the bottom end of the rectangular column 5 and the top end of the circular column 4 are fixedly connected by two flanges 7; Wherein, the hydraulic lifting mechanism 3 includes a hydraulic cylinder 31, a hydraulic station 32 and an oil filling and discharging pipe (not shown in the figure), and the hydraulic station 32 is fixed inside the mobile work vehicle 1; The end is hinged with the top of the rectangular column 5; in this embodiment, the hydraulic cylinder 31 is provided with two groups, and the two groups of hydraulic cylinders 31 are respectively arranged on both sides of the top of the circular column 4 and the front bottom of the seat belt suspension mechanism 6 Between them, the bottom of the cylinder body is connected to the flange 7, and the top of the piston rod is hinged to the middle area of the front bottom of the safety belt suspension mechanism 6; the rectangular column 5 and the circular column 4 are connected by the flange 7 , can be disassembled conveniently, which is convenient for overhaul and maintenance of parts; the oil filling and discharging pipe is arranged inside the circular column 4, one end of which is connected with the hydraulic station 32, and the other end is connected with the hydraulic cylinder 31 through the flange 7; The electronic console 2 is arranged on the side wall of the mobile work vehicle 1 and is connected with the hydraulic station 32 for controlling the oil charging and discharging of the hydraulic station 32 .

The safety belt suspension mechanism 6 includes a triangular safety belt suspension frame 61, a circular positioning plate 62, a safety hook suspension rod 63, a support rod 64, a hinge seat 65 and an auxiliary rib 66; in this embodiment, the triangular safety belt suspension The frame 61 is an equilateral triangle; one corner end of the triangular safety belt suspension frame 61 is fixedly connected with an end of the circular positioning plate 62 and the circular positioning plate 62 is perpendicular to the plane where the triangular safety belt suspension frame 61 is located; The positioning plate 62 is vertically hinged on the top of the rectangular column 5 to ensure that the triangular safety belt suspension frame 61 can swing up and down freely; the opposite side of the triangular safety belt suspension frame 61 and the circular positioning plate 62 is a safety hook suspension rod 63; The rod 64 is arranged in parallel on the inner side of the safety hook suspension rod 63; the hinge seat 65 is provided with two, respectively arranged in the middle area of the lower end surface of the support rod 64, corresponding to two groups of hydraulic cylinders 31 respectively, and the pistons of the hydraulic cylinders 31 The top of the rod is hinged with the middle part of the support rod 64 through the corresponding hinge seat 65 respectively; auxiliary ribs 66 are respectively welded between the two ends of the support rod 64 and the safety hook suspension rod 63 to ensure the strength of the suspension frame and effectively prevent safety Belt safety hook slides off from safety hook suspension rod 63 both sides.

In this embodiment, the two sides of the top of the rectangular column 5 are symmetrically provided with positioning plates 51; the circular positioning plate 62 is connected between the upper parts of the positioning plates 51 on both sides through a pin shaft; the positioning plate 51 The middle part is provided with a pin hole 511 corresponding to the circumferential surface of the circular positioning disc 62, and correspondingly, a plurality of circular positioning holes 621 are evenly distributed on the circumferential surface corresponding to the circular positioning disc 62. In this embodiment , the number of positioning holes 621 is four; the outside of the pin hole 511 of the left positioning plate 51 is correspondingly provided with an electronically controlled safety lock pin 8, and the electronically controlled safety lock pin 8 includes a motor and a cylindrical pin; The motor is fixed on the outside of the pin hole 511; the cylindrical pin is arranged on the output end of the motor and corresponds to the pin hole 511 and the positioning hole 621; The platform 2 is controlled by the electronic console 2; the four positioning holes 621 are inserted into the power-controlled safety lock pins, providing four selectable heights for the triangular safety belt suspension frame 61 and providing another safety protection for the entire device; When the hydraulic lifting mechanism 3 fails, the electronic console 2 can control the electronically controlled safety lock pin 8 to be inserted into different positioning holes 621 to manually adjust the height of the triangular safety belt suspension frame 61 and lock it.

The mobile work vehicle 1 includes a vehicle frame 11, universal wheels 12, fixed legs 13 and a push frame 14; the vehicle frame 11 is a hollow cuboid structure; the universal wheels 12 are respectively arranged on the vehicle frame 11 The four corners of the lower end surface; the fixed legs 13 are respectively transversely hinged at the four corners of the lower side wall of the vehicle frame 11; Move; wherein, the fixed leg 13 includes a support arm 131 and a hand-operated foot cup 132; one end of the support arm 131 is hinged to a corner of the lower side wall of the vehicle frame 11 through a vertical pin; the hand-operated foot The cup 132 is arranged on the other end of the support arm 131; when not working, the four fixed legs 13 can be folded to the four sides of the vehicle frame 11 respectively.

The electronic console 2 is arranged on the side wall of the vehicle frame 11, and buttons 21 for controlling the hydraulic station 32 and the motor of the electronically controlled safety lock pin 8 are respectively arranged on it.

Working process of the present utility model: the operator under the vehicle moves the device to the fault position of the locomotive that requires roof work; the operator under the vehicle unscrews the fixed legs 13 on the four sides of the movable operation vehicle 1, shakes the hand Shake the foot cup 132 until the foot cup is firmly supported on the ground; the operator under the vehicle inserts the plug of the electronic console 2 into the 380V power supply; The operator on the top hangs the safety belt safety hook on the triangular safety belt suspension frame 61; use and directly above the operator to prevent the pendulum effect); the operator under the vehicle opens the electronically controlled safety lock pin 8, so that the latch is inserted into the corresponding positioning hole 621 on the circular positioning plate 62; the roof operator starts the roof operation; After the operator on the roof finishes the work, the operator under the vehicle closes the electronically controlled safety lock pin 8, so that the latch is extracted from the circular positioning plate 62; Take off the safety hook from the triangular safety belt suspension frame 61; the roof operator uses the external ladder of the locomotive to climb back to the locomotive walking platform; the operator under the vehicle unplugs the 380V power plug; the operator under the vehicle shakes the four hand Foot cup 132, until the foot cup leaves the ground completely, the fixed legs 13 on the four sides of the movable work vehicle 1 are turned back; the operator under the car moves the device to the open position of the maintenance warehouse, and ends all operation processes.

The above-mentioned embodiments are only described to the preferred implementation of the utility model, and are not limited to the scope of the utility model. Various modifications and improvements made should fall within the scope of protection determined by the claims of the utility model.

Claims (7)

1. A safety protection device for locomotive roof operation, characterized in that: the device includes a mobile work vehicle, an electronic console, a hydraulic lifting mechanism, a circular column, a rectangular column and a safety belt suspension mechanism; the bottom of the circular column The end is fixed in the mobile work vehicle; the bottom end of the rectangular column and the top end of the circular column are fixedly connected by a flange; the hydraulic lifting mechanism includes a hydraulic cylinder, a hydraulic station and a filling and discharging oil pipe, and the hydraulic station is fixed on the Inside the mobile work vehicle; the rear end of the seat belt suspension mechanism is hinged to the top of the rectangular column; the hydraulic cylinder is arranged between the top of the circular column and the front bottom of the seat belt suspension mechanism, and the bottom of the cylinder body is connected to the flange plate The top of the piston rod is hinged to the middle area of the front bottom of the seat belt suspension mechanism; the oil filling and discharging pipe is arranged inside the circular column, one end of which is connected to the hydraulic station, and the other end is connected to the hydraulic cylinder through the flange; The electronic console is arranged on the side wall of the mobile operation vehicle and is connected with the hydraulic station for controlling the oil charging and discharging of the hydraulic station. 2. A safety protection device for locomotive roof work according to claim 1, wherein the safety belt suspension mechanism comprises a triangular safety belt suspension frame, a circular positioning plate, a safety hook suspension rod, a support rod and a hinge seat; one corner end of the triangular safety belt suspension frame is fixedly connected with one end of the circular positioning plate and the circular positioning plate is perpendicular to the plane where the triangular safety belt suspension frame is located; the circular positioning plate is vertically hinged on the rectangular column The top; the opposite side of the triangular safety belt suspension frame and the circular positioning plate is the safety hook suspension rod; the support rod is arranged in parallel on the inner side of the safety hook suspension rod; The top of the cylinder piston rod is hinged with the middle part of the support rod through the hinge seat. 3. A safety protection device for locomotive roof operation according to claim 2, characterized in that auxiliary ribs are respectively arranged between the two ends of the support rod and the suspension rod of the safety hook. 4. A safety protection device for locomotive roof operation according to claim 2, characterized in that: positioning plates are arranged symmetrically on both sides of the top of the rectangular column; Between the upper parts of the side positioning plates; the middle part of the positioning plate is provided with pin holes, and correspondingly, several positioning holes are evenly distributed on the circumferential surface of the circular positioning plate; the pin holes on one side of the positioning plate are correspondingly provided with Electronically controlled safety latch. 5. A safety protection device for locomotive roof operation according to claim 4, characterized in that: the electronically controlled safety lock pin includes a motor and a cylindrical pin; the motor is fixed on the outside of the pin hole; the cylindrical pin It is arranged at the output end of the motor and corresponds to the pin hole and the positioning hole; the motor is connected to the electronic console through the wires passing through the rectangular column and the circular column in sequence, and is controlled by the electronic console. 6. A safety protection device for locomotive roof operation according to claim 1, characterized in that: the mobile operation vehicle includes a vehicle frame, universal wheels, fixed legs and a push frame; the vehicle frame is an internal hollow cuboid structure; the universal wheels are respectively arranged at the four corners of the lower end surface of the vehicle frame; the fixed legs are respectively transversely hinged at the four corners of the lower side wall of the vehicle frame; the trolley is arranged at the upper part of the rear side of the vehicle frame . 7. A safety protection device for locomotive roof operation according to claim 6, characterized in that: the fixed leg includes a support arm and a hand-cranked foot cup; one end of the support arm is connected to the vertical pin shaft One corner of the lower side wall of the vehicle frame is hinged; the hand-operated foot cup is arranged at the other end of the support arm.

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