CN215756254U

CN215756254U - Movable lifting platform for locomotive maintenance

Info

Publication number: CN215756254U
Application number: CN202120318026.6U
Authority: CN
Inventors: 蒋国华
Original assignee: Chongqing Huadali Spraying Co ltd
Current assignee: Chongqing Huadali Spraying Co ltd
Priority date: 2021-02-04
Filing date: 2021-02-04
Publication date: 2022-02-08
Anticipated expiration: 2031-02-04

Abstract

The utility model provides a movable lifting platform for locomotive vehicle maintenance, which relates to the technical field of locomotives and comprises a base, wherein universal wheels are rotatably connected to the bottom of the base, supporting plates are fixedly arranged at two ends of the outer side of the base, an electric telescopic rod I is fixedly arranged at the bottom of each supporting plate, a screw rod slide rail is fixedly arranged on the inner side of the top of the base, and a slide block is slidably connected to the outer side of the screw rod slide rail. According to the utility model, the rubber plate is elastically connected to the top of the spring, the springs are arranged at the bottom of the rubber plate side by side, after the locomotive is overhauled by an overhaul worker, the four screw rod slide rails are controlled to enable the slide block to drive the platform to descend, at the moment, the bottom of the platform is in contact with the rubber plate, the springs are slowly tightened, the descending speed of the platform is weakened, the phenomenon that the platform collides with the top of the base to cause vibration when the descending speed of the platform is high is avoided, the overhaul worker is unstable, and a better damping effect is achieved.

Description

Movable lifting platform for locomotive maintenance

Technical Field

The utility model relates to the technical field of locomotives, in particular to a movable lifting platform for locomotive vehicle maintenance.

Background

The locomotive is a self-propelled vehicle which pulls or pushes a railway vehicle to run and does not load business load per se, and is commonly called a locomotive. The locomotive is the least energy consuming land vehicle, as calculated by the amount of fuel consumed per ton of kilometer transported. Locomotives are typically driven by power machines such as steam engines, diesel engines, gas turbines, traction motors, and the like, either directly or through a transmission. The power machine makes the driving wheel of the locomotive generate moment, and the road gives the driving wheel with reaction force with equal magnitude and opposite direction. The sum of the individual wheel reaction forces is referred to as the locomotive tractive effort. A large number of parts on a locomotive require periodic maintenance, and maintenance personnel usually use a maintenance platform to move to different height positions of the locomotive for maintenance.

And current maintainer is when using the maintenance platform to overhaul the locomotive, because be provided with the device that the auxiliary stay overhauld the platform, make higher maintenance platform stand when the maintainer is on the platform, make easily that the maintenance platform focus is unstable to cause and empty, cause the injury to the maintainer, and current lift platform generally goes up and down through electric telescopic handle and handles, make a plurality of electric telescopic handle when control platform goes up and down like this, if electric telescopic handle lifting speed is asynchronous, make the platform slope easily, cause a great deal of trouble, and current maintenance platform does not possess absorbing device, when making the maintainer use the platform to fall down, make the platform collide the base surface and cause vibrations easily, make the maintainer stand unstably and fall down.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that the existing maintenance platform in the background has poor stabilizing effect, is particularly inconvenient to lift and does not have a damping device, thereby providing a movable lifting platform for locomotive maintenance.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a portable lift platform for rolling stock overhauls, includes the base, the base bottom is rotated and is connected with the universal wheel, base outside both ends fixed mounting has the backup pad.

Preferably, the bottom of the supporting plate is fixedly provided with a first electric telescopic rod, the bottom of the first electric telescopic rod is provided with a rubber plate in a matching mode, and the first electric telescopic rod is four and is arranged at the bottom of the supporting plate in a bilateral symmetry mode.

Preferably, the inboard fixed mounting in base top has the lead screw slide rail, lead screw slide rail outside sliding connection has the slider, slider outside fixed mounting has the platform, platform top fixed mounting has the rail guard, platform front end fixed mounting has the ladder, the rail guard front end is articulated to be provided with the iron sheet door, the lead screw slide rail has four, and is the bilateral symmetry and sets up inboard at base top, and the slider has four, and is the bilateral symmetry and sets up at platform outside both ends.

Preferably, the base top is close to platform bottom fixed mounting and has the spring, spring top elastic connection has the rubber slab, the spring has a plurality of, and is and sets up side by side in the rubber slab bottom.

Preferably, the base outside fixed mounting has electric telescopic handle two, two outside other ends fixed mounting of electric telescopic handle have electric telescopic handle three, the supporting rubber slab that is provided with in three bottoms of electric telescopic handle, electric telescopic handle two has four, and is the front and back symmetry and sets up in the base outside, electric telescopic handle three has four, and is the front and back symmetry and sets up the other end in two outside of electric telescopic handle.

Preferably, the first electric telescopic rod, the screw rod slide rail, the second electric telescopic rod and the third electric telescopic rod are electrically connected with an external power supply.

The utility model provides a movable lifting platform for locomotive maintenance, which has the following beneficial effects:

1. this kind of a portable lift platform for rolling stock overhauls is through being provided with the lead screw slide rail for the slider that four lead screw slide rails of staff control drove platform outside both ends slowly upwards rises, and closes four lead screw slide rails after the position that reachs the maintenance, reaches convenient effect more.

2. This kind of a portable lift platform for rolling stock overhauls is through being provided with rubber slab and spring for four lead screw slide rails of staff control make the slider drive the platform and descend, at this moment the platform bottom will contact the rubber slab, and make a plurality of spring slowly tighten, and weaken the speed when the platform descends, collide the base top when avoiding the platform descending speed very fast and cause vibrations, make the maintainer unstable that stands, reach better shock attenuation effect.

3. This kind of a portable lift platform for rolling stock overhauls is through being provided with electric telescopic handle three for four electric telescopic handle three of staff control drop the supporting rubber slab in bottom, and contact ground after, can make the maintainer stand and control the lead screw slide rail at platform top and rise when the platform to higher department, can prevent that the higher whole platform focus of overhauing of messenger of platform is unstable to cause and topples over, reaches more stable effect.

Drawings

FIG. 1 is a schematic cross-sectional front view of a lift platform according to the present invention;

FIG. 2 is a side view of the elevating platform of the present invention;

fig. 3 is a schematic front perspective view of the rubber sheet according to the present invention.

In FIGS. 1-3: 1. a base; 101. a support plate; 102. a universal wheel; 103. a first electric telescopic rod; 104. a spring; 105. a rubber plate; 2. a screw slide rail; 201. a slider; 202. a platform; 203. a step; 204. protecting the fence; 205. a sheet iron door; 3. a second electric telescopic rod; 301. and (4) electrically telescoping the rod III.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, in an embodiment of the present invention, a movable lifting platform for locomotive maintenance includes a base 1, a universal wheel 102 rotatably connected to a bottom of the base 1, and support plates 101 fixedly mounted at two ends of an outer side of the base 1.

In this embodiment: backup pad 101 bottom fixed mounting has electric telescopic handle 103, the supporting rubber slab that is provided with in electric telescopic handle 103 bottom, electric telescopic handle 103 has four, and be bilateral symmetry setting in backup pad 101 bottom, when the maintainer need overhaul the processing to rolling stock, the maintainer will overhaul the platform and remove to the position that rolling stock need overhaul after through universal wheel 102, four electric telescopic handle 103 of maintainer accessible control fall, make electric telescopic handle 103 bottom contact ground after, can fix the maintenance platform subaerial, make the maintainer when using the maintenance platform, the maintenance platform can not cause the removal, reach better fixed effect.

In this embodiment: the inner side of the top of the base 1 is fixedly provided with a screw rod slide rail 2, the outer side of the screw rod slide rail 2 is connected with a slide block 201 in a sliding way, the outer side of the slide block 201 is fixedly provided with a platform 202, the top of the platform 202 is fixedly provided with a protective guard 204, the front end of the platform 202 is fixedly provided with a ladder 203, the front end of the protective guard 204 is hinged with an iron plate door 205, four screw rod slide rails 2 are arranged, and are arranged at the inner side of the top of the base 1 in a bilateral symmetry way, four slide blocks 201 are arranged at the two ends of the outer side of the platform 202 in a bilateral symmetry way, after the maintainer controls the four electric telescopic rods I103 to descend to fix the maintenance platform on the ground beside the locomotive, the maintainer goes up to the surface of the platform 202 through the ladder 203, the four screw rod slide rails 2 can be controlled to drive the slide blocks 201 at the two ends of the outer side of the platform 202 to slowly rise upwards, and the four screw rod slide rails 2 are closed after reaching the maintenance position, so that a more convenient effect is achieved.

In this embodiment: base 1 top is close to platform 202 bottom fixed mounting has spring 104, spring 104 top elastic connection has rubber slab 105, spring 104 has a plurality of, and be and set up side by side in rubber slab 105 bottom, after the locomotive that finishes is overhauld to the maintainer, control four lead screw slide rails 2 and make slider 201 drive platform 202 descend, at this moment, platform 202 bottom will contact rubber slab 105, and make a plurality of spring 104 slowly tighten, and weaken the speed when platform 202 descends, it causes vibrations to collide base 1 top when avoiding platform 202 descending speed very fast, make the maintainer stand unstably, reach better shock attenuation effect.

In this embodiment: the outer side of the base 1 is fixedly provided with a second electric telescopic rod 3, the other end of the outer side of the second electric telescopic rod 3 is fixedly provided with a third electric telescopic rod 301, the bottom of the third electric telescopic rod 301 is provided with a rubber plate in a matching way, four electric telescopic rods 3 are symmetrically arranged at the outer side of the base 1 in a front-back way, four electric telescopic rods 301 are symmetrically arranged at the other end of the outer side of the second electric telescopic rod 3 in a front-back way, when a maintainer controls the first electric telescopic rods 103 to fall down to fix the maintenance platform on the ground beside the locomotive, the maintainer controls the second electric telescopic rods 3 at the front end and the rear end of the base 1 to extend the three electric telescopic rods 301, the maintainer controls the third electric telescopic rods 301 to fall down to the rubber plate in a matching way at the bottom and contact with the ground, and when the maintainer stands on the top of the platform 202 to control the lead screw slide rail 2 to lift the platform 202 to a higher position, the platform 202 can be prevented from being toppled due to unstable gravity center of the whole overhauling platform, and a more stable effect is achieved.

In this embodiment: the first electric telescopic rod 103, the lead screw slide rail 2, the second electric telescopic rod 3, the third electric telescopic rod 301 are electrically connected with an external power supply.

When the movable lifting platform for locomotive vehicle maintenance is used, firstly, when a maintenance worker needs to maintain a locomotive vehicle, the maintenance worker moves the maintenance platform to a position where the locomotive vehicle needs to be maintained through the universal wheels 102, then controls the four electric telescopic rods I103 to descend to enable the bottoms of the electric telescopic rods I103 to contact the ground, fixes the maintenance platform on the ground, then controls the electric telescopic rods II 3 at the front end and the rear end of the base 1 to extend the four electric telescopic rods III 301, controls the four electric telescopic rods III 301 to descend the rubber plates matched with the bottoms and contact the ground, then controls the maintenance worker to walk on the ladder 203 to open the iron plate door 205 to the surface of the platform 202, controls the four screw rod slide rails 2 to drive the slide blocks 201 at the two outer ends of the platform 202 to slowly ascend upwards, and closes the four screw rod slide rails 2 after reaching the maintenance position, finally, after the overhaul of the locomotive by the maintainers, the four screw rod slide rails 2 are controlled to enable the slide block 201 to drive the platform 202 to descend, at the moment, the bottom of the platform 202 is in contact with the rubber plate 105, the springs 104 are slowly tightened, the descending speed of the platform 202 is reduced, the phenomenon that the platform 202 collides with the top of the base 1 to cause vibration when descending speed is high is avoided, and after the platform 202 descends to the bottom, the staff open the iron plate door 205 to walk to the ground from the ladder 203 and push the overhaul platform to return to the original position.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several variations and modifications without departing from the concept of the present invention, and these should be considered as the protection scope of the present invention, which will not affect the effect of the implementation of the present invention and the utility of the patent.

Claims

1. A portable lift platform for rolling stock overhauls, includes base (1), its characterized in that: the bottom of the base (1) is rotatably connected with a universal wheel (102), and two ends of the outer side of the base (1) are fixedly provided with supporting plates (101);

base (1) top inboard fixed mounting has lead screw slide rail (2), lead screw slide rail (2) outside sliding connection has slider (201), slider (201) outside fixed mounting has platform (202), platform (202) top fixed mounting has rail guard (204), platform (202) front end fixed mounting has ladder (203), rail guard (204) front end is articulated to be provided with iron sheet door (205), lead screw slide rail (2) have four, and are the bilateral symmetry setting inboard in base (1) top, and slider (201) have four, and are the bilateral symmetry setting at platform (202) outside both ends.

2. A mobile lift platform for locomotive vehicle service according to claim 1, wherein: backup pad (101) bottom fixed mounting has electric telescopic handle (103), the supporting rubber slab that is provided with in electric telescopic handle (103) bottom, electric telescopic handle (103) have four, and are bilateral symmetry and set up in backup pad (101) bottom.

3. A mobile lift platform for locomotive vehicle service according to claim 1, wherein: base (1) top is close to platform (202) bottom fixed mounting has spring (104), spring (104) top elastic connection has rubber slab (105), spring (104) have a plurality of, and are and set up side by side in rubber slab (105) bottom.

4. A mobile lift platform for locomotive vehicle service according to claim 1, wherein: base (1) outside fixed mounting has electric telescopic handle two (3), electric telescopic handle two (3) outside other end fixed mounting has electric telescopic handle three (301), the supporting rubber slab that is provided with in electric telescopic handle three (301) bottom, electric telescopic handle two (3) have four, and the symmetry sets up in the base (1) outside around being, electric telescopic handle three (301) have four, and the symmetry sets up at the electric telescopic handle two (3) outside other end around being.

5. A mobile lift platform for locomotive vehicle service according to claim 2, wherein: the electric telescopic rod I (103), the screw rod sliding rail (2), the electric telescopic rod II (3) and the electric telescopic rod III (301) are electrically connected with an external power supply.