CN220331232U

CN220331232U - Auxiliary platform for overhauling bottom of motor train unit

Info

Publication number: CN220331232U
Application number: CN202321894189.4U
Authority: CN
Inventors: 王泳; 陆宇捷
Original assignee: Loteem Beijing Rail Transit Technology Co Ltd
Current assignee: Loteem Beijing Rail Transit Technology Co Ltd
Priority date: 2023-07-18
Filing date: 2023-07-18
Publication date: 2024-01-12
Anticipated expiration: 2033-07-18

Abstract

The utility model provides an auxiliary platform for overhauling the bottom of a motor train unit, which comprises a vehicle body, wherein the vehicle body is connected with a backrest through a supporting and adjusting mechanism, the bottom of the backrest is hinged with the vehicle body, a plurality of casters and suspended wheels are arranged below the vehicle body in a staggered manner, a supporting rod extending upwards is arranged on the side part of the vehicle body, a tray is hinged with the supporting rod, and an illumination module is arranged at the position, close to the backrest, of the supporting and adjusting mechanism. The utility model has compact structure and strong practicability, and the device is helped to cross the track by the staggered arrangement of the plurality of casters and the suspending wheels, thereby reducing the obstruction of the advancing process and avoiding the limit of the maintenance position; the operation height is adjusted by arranging a supporting and adjusting mechanism; the foldable tray is arranged, so that the tool is convenient to take and place, and the operation effect and the maintenance efficiency are improved.

Description

Auxiliary platform for overhauling bottom of motor train unit

Technical Field

The utility model relates to the technical field of motor train unit overhaul, in particular to an auxiliary platform for overhauling the bottom of a motor train unit.

Background

The whole course of the motor train unit is a motor train unit train, is a type of modern train, and consists of at least one carriage with driving force and a plurality of carriages without traction force.

At present, a plurality of specialized tools are needed for overhauling the bottom plate of the motor train unit, a worker bends the body and squats or sits half, light illumination is needed, the overhauling work is mostly conflicted, the head-down work and the head-up work are carried out many times, the tool taking and the overhauling and disassembling work are frequently and alternately carried out, and the long-time work has adverse effects on the body parts such as the neck, the shoulder and the waist of the worker.

The existing sliding device (CN 211806102U) for overhauling the bottom of a motor train unit can be used for overhauling, and is affected by a motor train track in the moving process, a bottom moving wheel cannot cross the motor train track, the overhauling position is limited to a certain extent, and meanwhile, tools are inconvenient to take, so that the operation effect and the overhauling efficiency are seriously affected.

Disclosure of Invention

The utility model aims to solve the problems that the existing maintenance auxiliary device is inconvenient to take tools and cannot continuously maintain multiple positions across a rail of a motor car.

The utility model provides an auxiliary platform for overhauling the bottom of a motor train unit, which comprises a vehicle body, wherein the vehicle body is connected with a backrest through a supporting and adjusting mechanism, the bottom of the backrest is hinged with the vehicle body, a plurality of casters and suspended wheels are arranged below the vehicle body in a staggered manner, a supporting rod extending upwards is arranged on the side part of the vehicle body, a tray is hinged with the supporting rod, and an illumination module is arranged at the position, close to the backrest, of the supporting and adjusting mechanism.

Further, the automobile body includes triangle-shaped front end frame and square rear end frame, the front end frame with the rear end frame is aluminum alloy hollow tube welding constitution, install the articulated seat of relative setting on the front end frame, articulated seat passes through the dwang and connects.

Further, the support adjustment mechanism comprises a sawtooth stop bar and a movable frame, the sawtooth stop bar is arranged on the rear end frame, one end of the movable frame is hinged with the rotating rod, a support frame is hinged at the position, close to the top, of the movable frame, and a cross bar of the support frame is inserted into a sawtooth groove of the sawtooth stop bar.

Further, the sawtooth grooves are arranged at an inclination of 45 degrees.

Further, the outer wall of the rotating rod is sleeved with a rotating sleeve, and the movable frame is connected with the rotating sleeve.

Further, the backrest and the headrest are arranged on the movable frame, the cushion is arranged on the front end frame, and the rotary armrests are hinged to the side parts of the movable frame.

Further, the casters are mounted at the bottom of the vehicle body near the outer edge, and the suspended wheels are mounted at the bottom of the vehicle body near the center.

Further, the bracing piece pass through folding support with the tray is connected, folding support includes fixed part and movable part, the fixed part is installed on the bracing piece, movable part with the tray is connected, movable part with the tip of fixed part is articulated to be connected, movable part with be equipped with the articulated pole between the fixed part, the one end of articulated pole with the fixed part is articulated to be connected, the other end of articulated pole with movable part sliding connection, articulated install locking handle on the movable part, the handle with be equipped with the torsional spring between the movable part.

Further, the lighting module comprises a fixed seat and an LED soft rod lamp, wherein the fixed seat is installed on the movable frame, and the LED soft rod lamp is detachably connected with the fixed seat.

Further, the socket hole is formed in the end face of the fixing base, the base of the LED soft rod lamp is inserted into the socket hole, a through threaded hole is formed in the position, close to the socket hole, of the outer wall of the fixing base, a bolt is arranged in the threaded hole, and one end of the bolt extends into the socket hole and is in butt joint with the base.

The utility model has compact structure and strong practicability, and the device is helped to cross the track by the staggered arrangement of the plurality of casters and the suspending wheels, thereby reducing the obstruction of the advancing process and avoiding the limit of the maintenance position; the operation height is adjusted by arranging a supporting and adjusting mechanism; the foldable tray is arranged, so that the tool is convenient to take and place, and the operation effect and the maintenance efficiency are improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a side view of the present utility model;

FIG. 3 is a block diagram of the vehicle body of the present utility model;

FIG. 4 is a schematic view of a folding stand of the present utility model;

reference numerals illustrate:

in the figure: 11-front end frame, 111-hinging seat, 112-rotating rod, 12-rear end frame, 13-supporting rod, 21-sawtooth stop bar, 22-sawtooth groove, 23-movable frame, 24-rotating sleeve, 25-supporting frame, 31-backrest, 32-headrest, 33-cushion, 34-rotating armrest, 41-caster, 42-hanging wheel, 51-tray, 52-fixed part, 53-movable part, 54-hinging rod, 55-rotating pin, 56-sliding pin, 61-fixed seat and 62-LED soft rod lamp;

Detailed Description

The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise. Furthermore, the terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Example 1

As shown in fig. 1-4:

the utility model provides a motor train unit bottom of a car overhauls auxiliary platform, includes the automobile body, and the automobile body has triangle-shaped front end frame 11 and square rear end frame 12, and front end frame 11 and rear end frame 12 are aluminum alloy hollow tube welding and constitute, and front end frame 11 adopts triangle-shaped structure to ensure the operation stable.

As shown in fig. 1, 2 and 3, a plurality of casters 41 and suspended wheels 42 are arranged below the vehicle body in a staggered manner, the casters 41 are arranged at the position, close to the outer edge, of the bottom of the vehicle body, the suspended wheels 42 are arranged at the position, close to the center, of the bottom of the vehicle body, the casters 41 are in contact with the ground, and the suspended wheels 42 are in auxiliary contact with obstacles after the casters 41 are separated from the ground, so that the rail passing requirements of the ground in all directions of a workshop are met.

The automobile body is connected with back 31 through supporting adjustment mechanism, and back 31 bottom is articulated with the automobile body, and upward extending's bracing piece 13 is installed to the automobile body lateral part, and bracing piece 13 is connected with tray 51 through folding leg joint, and the illumination module is installed to the position that supporting adjustment mechanism is close to back 31.

The support adjusting mechanism comprises a sawtooth stop bar 21 and a movable frame 23, the sawtooth stop bar 21 is arranged on the rear end frame 12, one end of the movable frame 23 is hinged with a rotating rod 112, a supporting frame 25 is hinged at the position, close to the top, of the movable frame 23, a cross rod of the supporting frame 25 is inserted into a sawtooth groove 22 of the sawtooth stop bar 21, and the supporting frame 25 is matched with different sawtooth grooves 22 to realize the height adjustment of a backrest 31.

The sawtooth grooves 22 are obliquely arranged at 45 degrees, so that the supporting frame 25 is ensured not to rebound and trip in the operation process, and the operation safety is ensured.

The front end frame 11 is provided with hinge bases 111 which are oppositely arranged, the hinge bases 111 are connected through rotating rods 112, the outer walls of the rotating rods 112 are sleeved with rotating sleeves 24, and the movable frames 23 are connected with the rotating sleeves 24.

The backrest 31 and the headrest 32 are arranged on the movable frame 23, the cushion 33 is arranged on the front end frame 11, the rotary armrests 34 are hinged to the side parts of the movable frame 23, and the headrest 32, the backrest 31, the cushion 33 and the rotary armrests 34 are designed according to human body profiling, so that lumbar vertebrae and cervical vertebrae of workers are protected, and the operation comfort level is improved. The headrest 32, the backrest 31, the cushion 33 and the rotating armrests 34 used in the device are common components of a chair, and the specific structure is not repeated.

As shown in fig. 1, 2 and 4, the folding bracket includes a fixed portion 52 and a movable portion 53, the fixed portion 52 is mounted on the support bar 13, the movable portion 53 is connected with the tray 51, the movable portion 53 is hinged with an end portion of the fixed portion 52, and two hinge rods 54 arranged in parallel are provided between the movable portion 53 and the fixed portion 52.

The hinge rods 54 are respectively located outside the movable part 53 and the fixed part 52, two ends of the two hinge rods 54 are respectively connected with the sliding pin shaft 56 through the rotating pin shaft 55, a sliding hole is formed in the movable part 53, the sliding pin shaft 56 slides in the sliding hole, and the rotating pin shaft 55 is hinged with the fixed part 52.

The movable part 53 is provided with a hinged locking handle at a position close to the sliding hole, and a torsion spring is arranged between the locking handle and the movable part 53. In the folded state, the fixed part 52 and the movable part 53 are folded, the torsion spring pushes the locking handle to be in a default state, and the sliding pin 56 is arranged at a position where the sliding hole is far away from the hinge joint of the fixed part 52 and the movable part 53; when the tray 51 is used, the movable part 53 is pulled upwards, the movable part 53 rotates along with the tray 51, at the moment, the sliding pin 56 slides towards the direction close to the hinge position of the fixed part 52 and the movable part 53 until the sliding pin 56 slides to the position close to the hinge position of the fixed part 52 and the movable part 53, at the moment, the sliding pin 56 is positioned at the position close to the hinge position of the fixed part 52 and the movable part 53 of the locking handle, and the locking handle stops the sliding pin 56 from returning; when the tray 51 needs to be put down, the locking handle is pinched to contact the restriction of the locking handle to the sliding pin 56, and the sliding pin 56 moves in a direction away from the hinge of the fixed portion 52 and the movable portion 53.

Besides the installation through the common folding bracket, the common locking mechanism of the automobile armrest 34 box can be adopted for connection, and the locking is realized when the automobile armrest is adjusted, so that the automobile armrest is not excessively described.

The lighting module comprises a fixed seat 61 and an LED soft rod lamp 62, the fixed seat 61 is arranged on the movable frame 23, and the LED soft rod lamp 62 is detachably connected with the fixed seat 61.

Socket holes are formed in the end faces of the fixing seats 61, bases of the LED soft rod lamps 62 are inserted into the socket holes, through threaded holes are formed in the positions, close to the socket holes, of the outer walls of the fixing seats 61, bolts are arranged in the threaded holes, and one ends of the bolts extend into the socket holes and are abutted to the bases.

The backrest 31 of the device can be additionally provided with an existing upper limb exoskeleton, so that the upper limb strength consumption and labor intensity of workers are further reduced.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. An auxiliary platform is overhauld at bottom of EMUs car, its characterized in that: the multifunctional bicycle comprises a bicycle body, wherein the bicycle body is connected with a backrest through a supporting and adjusting mechanism, the bottom of the backrest is hinged with the bicycle body, a plurality of casters and suspended wheels are arranged below the bicycle body in a staggered manner, a supporting rod extending upwards is arranged on the side part of the bicycle body, a tray is hinged to the supporting rod, and a lighting module is arranged at the position, close to the backrest, of the supporting and adjusting mechanism.

2. The motor train unit bottom overhaul auxiliary platform according to claim 1, wherein: the automobile body includes triangle-shaped front end frame and square rear end frame, front end frame with the rear end frame is aluminum alloy hollow tube welding constitution, install the articulated seat of relative setting on the front end frame, articulated seat passes through the dwang and connects.

3. The motor train unit bottom overhaul auxiliary platform according to claim 2, wherein: the support adjusting mechanism comprises a sawtooth stopping strip and a movable frame, the sawtooth stopping strip is arranged on the rear end frame, one end of the movable frame is hinged with the rotating rod, a support frame is hinged at the position, close to the top, of the movable frame, and a cross rod of the support frame is inserted into a sawtooth groove of the sawtooth stopping strip.

4. A motor train unit bottom overhaul auxiliary platform as claimed in claim 3, wherein: the sawtooth grooves are arranged at an inclination of 45 degrees.

5. A motor train unit bottom overhaul auxiliary platform as claimed in claim 3, wherein: the outer wall of the rotating rod is sleeved with a rotating sleeve, and the movable frame is connected with the rotating sleeve.

6. A motor train unit bottom overhaul auxiliary platform as claimed in claim 3, wherein: the backrest and the headrest are arranged on the movable frame, the cushion is arranged on the front end frame, and the rotary armrests are hinged to the side parts of the movable frame.

7. The motor train unit bottom overhaul auxiliary platform according to claim 1, wherein: the casters are arranged at the position, close to the outer edge, of the bottom of the vehicle body, and the suspended wheels are arranged at the position, close to the center, of the bottom of the vehicle body.

8. The motor train unit bottom overhaul auxiliary platform according to claim 1, wherein: the support rod is connected with the tray through a folding support, the folding support comprises a fixing portion and a movable portion, the fixing portion is installed on the support rod, the movable portion is connected with the tray, the movable portion is hinged to the end portion of the fixing portion, a hinge rod is arranged between the movable portion and the fixing portion, one end of the hinge rod is hinged to the fixing portion, the other end of the hinge rod is in sliding connection with the movable portion, a locking handle is hinged to the movable portion, and a torsion spring is arranged between the handle and the movable portion.

9. A motor train unit bottom overhaul auxiliary platform as claimed in claim 3, wherein: the lighting module comprises a fixed seat and an LED soft rod lamp, wherein the fixed seat is arranged on the movable frame, and the LED soft rod lamp is detachably connected with the fixed seat.

10. The motor train unit bottom overhaul auxiliary platform of claim 9, wherein: the socket hole is formed in the end face of the fixing base, the base of the LED soft rod lamp is inserted into the socket hole, a through threaded hole is formed in the position, close to the socket hole, of the outer wall of the fixing base, a bolt is arranged in the threaded hole, and one end of the bolt extends into the socket hole and is in butt joint with the base.