CN219297075U

CN219297075U - Novel rail-mounted hydraulic lifting platform for overhauling railway vehicle

Info

Publication number: CN219297075U
Application number: CN202223244199.1U
Authority: CN
Inventors: 张超
Original assignee: JILIN RAILWAY TECHNOLOGY COLLEGE
Current assignee: JILIN RAILWAY TECHNOLOGY COLLEGE
Priority date: 2022-12-05
Filing date: 2022-12-05
Publication date: 2023-07-04
Anticipated expiration: 2032-12-05

Abstract

The utility model provides a novel track type hydraulic lifting platform for overhauling railway vehicles, which comprises a supporting mechanism, wherein the supporting mechanism comprises a pre-buried base arranged on the ground, I-shaped brackets are symmetrically arranged on two sides of the bottom of the pre-buried base respectively, tightening screws are respectively arranged at two end positions of the I-shaped brackets, concave side frames are symmetrically arranged on two sides of the tightening screws, square base plates are symmetrically arranged at the ends of the concave side frames on two sides respectively, and traction pressure cylinders for traction and elevation are sequentially arranged in the middle of a plurality of square base plates. The utility model comprises the following steps: the embedded base and the I-shaped support are arranged, so that the embedded base is more stable in installation, and the combined installation is more stable according to the combined installation state of the tightening screw and the corresponding concave side frame.

Description

Novel rail-mounted hydraulic lifting platform for overhauling railway vehicle

Technical Field

The utility model relates to the technical field of railway overhaul, in particular to a novel rail type hydraulic lifting platform for railway vehicle overhaul.

Background

The hydraulic lifting platform is a multifunctional lifting loading and unloading mechanical device. The hydraulic lifting platform is divided into: four-wheel mobile lifting platform, two-wheel traction type lifting platform, automobile refitting type lifting platform, hand-push type lifting platform, hand-operated lifting platform, alternating current-direct current dual-purpose lifting platform, battery car-mounted lifting platform and lifting height from 1 meter to 30 meters.

The novel rail type hydraulic lifting platform special for railway vehicle maintenance disclosed by application number CN201420279780.3 is also an increasingly mature technology, and comprises a hydraulic system, an electrical system, a vehicle support, a workbench, a scissor, an explosion-proof power station, an explosion-proof electric cabinet, a traction handle, a braking anti-moving rod and a plurality of cylinders, wherein the scissor is mounted on the vehicle support, the workbench is mounted on the upper part of the scissor, and piston rods of the cylinders are connected with a frame of the scissor. The utility model provides a novel rail type hydraulic lifting platform special for railway vehicle maintenance, which can move along rails and stretch out and draw back the scissor through the actions of a hydraulic system, an electric system, a vehicle bracket, a workbench and the scissor, and the workbench can move in the vertical direction, so that the problems of high-altitude construction of a scaffold or auxiliary construction with a ladder during railway vehicle maintenance at present are solved, the safety and the low labor intensity are ensured, and the working efficiency is improved. ", but the hydraulic lifting platform has the following defects in actual use:

1) At present, when the railway vehicle is overhauled, the overhauling of the wheel pushing part below the train is not needed, the lower pushing end of the vehicle is difficult to carry out careful investigation under the common condition, and the problem that people find the area is not easy to carry out the common condition when the overhauling is carried out because the area of the railway vehicle for personnel overhauling is too narrow, the vehicle is easy to carry out the investigation in a careful condition, so that a traction structure capable of lifting the chassis in the middle of the vehicle is needed to assist personnel to expand the space of the vehicle bottom to facilitate the overhauling, and corresponding parts are replaced;

2) Because the hydraulic lifting platform of the vehicle has higher pressure-bearing force requirement, the vehicle is also required to be supported on subway lanes in a more powerful force dispersion manner based on dislocation of wheels and rails, and the vehicle is used for promoting the maintenance efficiency of subsequent personnel.

Disclosure of Invention

The utility model aims to provide a novel rail type hydraulic lifting platform for overhauling railway vehicles, which solves the problems of the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a novel track formula hydraulic lifting platform for overhauls for railway vehicles, includes supporting mechanism, supporting mechanism is including installing subaerial pre-buried base, the I-shaped support is installed respectively to pre-buried base's bottom both sides side symmetry, the screw that has all been seted up to I-shaped support's both ends head position, the both sides side of screw that has all symmetrically installed concave side frame, is located both sides concave side frame's end all symmetrically installs square backing plate respectively, a plurality of square backing plate's middle part installs in proper order and is used for pulling the traction pressure jar of raising, traction pressure jar's cylinder body bottom fixed mounting has the installation backing plate, installation backing plate's top both sides side all is equipped with slide base, slide base's top middle part vertically alternates and has the connection slide bar, connection slide bar's bottom middle part fixed mounting has the installation cover, the bottom middle part fixed mounting of connection slide bar has the installation backing plate, the bottom mid-mounting of installation cover connects the backing plate.

The back edge of the connecting backing plate is fixedly provided with a concave bracket, and the back of the concave bracket is provided with a connecting mechanism for lifting the train wheel position.

As a preferred embodiment of the present utility model: the connecting mechanism comprises a bracket arranged in the middle of the concave bracket, a square frame for dragging and lifting wheels is fixedly arranged on the side of the bottom of the bracket, connecting stay bars are arranged in the middle of the square frame in a crisscross manner, and a rail bracket for lifting train wheels to move upwards is arranged in the middle of a rod body of the connecting stay bars.

As a preferred embodiment of the present utility model: the connecting mechanisms are sequentially arranged at the edges of two side walls of the I-shaped support side by side through square base plates respectively, bearing mechanisms for elevating the chassis of the train are fixedly arranged in the middle of the top end of the embedded base, the bearing mechanisms comprise traction connecting frames arranged on the top surface of the embedded base, connecting lugs are arranged on two sides of the top of the traction connecting frames, and lifting guide rods are vertically arranged in the middle of the top end of each connecting lug.

As a preferred embodiment of the present utility model: the concave side frame surfaces on two sides are respectively provided with a plurality of pressure bearing base plates in sequence, the surfaces of the pressure bearing base plates are provided with a plurality of connecting holes in sequence, the positions of the connecting holes are attached with tightening base plates, and the middle part of the back surface of the tightening base plates is fixedly provided with a traction mechanism.

As a preferred embodiment of the present utility model: the traction mechanism comprises a traction support arranged in the middle of the end head of the pressure-bearing backing plate, fixed bearings are correspondingly arranged on two sides of the traction support, a fixed pulley is arranged at one end of each fixed bearing in a traction mode, high-strength steel wires are arranged on the surface of each fixed pulley, and the high-strength steel wires are divided into three pieces and are fixedly connected with a winding end below the high-strength steel wires.

As a preferred embodiment of the present utility model: the bottom of high strength steel wire is provided with the driving motor that is used for pulling the two-way traction that pulls, the worm gear steering gear is installed in driving motor's bottom transmission, tightening up the base is installed in worm gear steering gear's one end transmission, tightening up the top middle part fixed mounting of base has fixed base, the top middle part transmission of fixed base installs the receipts winding reel.

As a preferred embodiment of the present utility model: the traction pressure cylinder and the driving motor are electrically connected with an external power supply.

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

1) The embedded base and the I-shaped support are arranged, so that the embedded base is more stable in installation, the combined installation is more stable according to the combined installation state of the tightening screw and the corresponding concave side frame, the traction pressure cylinder and the square base plate are arranged, the support and the square frame are better connected in the assembled and combined installation state of the square base plate, and the embedded base is more stable and more convenient when a traction vehicle is required to move upwards;

2) The connecting convex blocks and the lifting guide rods are arranged, so that high-strength power is provided when the winding reel at the rear end is connected, and the end face is tightly driven according to the winding state of the driving motor.

Drawings

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

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

FIG. 3 is a schematic view of a drag mechanism according to the present utility model;

FIG. 4 is a schematic view of a trapezoid supporting block according to the present utility model;

fig. 5 is a schematic view of the structure of the bracket of the present utility model.

In the figure: 1. a support mechanism; 11. embedding a base; 12. an I-shaped bracket; 13. tightening a screw; 14. a concave side frame; 15. square backing plate; 16. a traction press cylinder; 17. installing a backing plate; 18. a slide base; 19. connecting a slide bar; 191. installing a sliding seat; 192. connecting the backing plate; 193. a concave bracket; 2. a connecting mechanism; 21. a bracket; 22. a square frame; 23. connecting a stay bar; 24. a track bracket; 3. a carrying mechanism; 31. traction connection frame; 32. a connection bump; 33. lifting guide rods; 34. a pressure bearing backing plate; 35. a connection opening; 36. tightening the backing plate; 4. a traction mechanism; 41. a traction bracket; 42. fixing a bearing; 43. a fixed pulley; 44. a high strength steel wire; 45. a driving motor; 46. a worm gear steering gear; 47. tightening the base; 48. a fixed base; 49. and (5) winding the reel.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only 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.

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a novel rail mounted hydraulic lifting platform for overhauling railway vehicles, which comprises a supporting mechanism 1, supporting mechanism 1 is including installing subaerial pre-buried base 11, I-shaped support 12 is installed to pre-buried base 11's bottom both sides side symmetry respectively, I-shaped support 12's both ends head position has all been seted up and has been screwed up screw 13, the both sides side of screwing up screw 13 all symmetrically install concave side frame 14, square backing plate 15 is all installed to the end that lies in both sides concave side frame 14 respectively, the middle part of a plurality of square backing plate 15 installs in proper order and is used for pulling the traction cylinder 16 of raising, traction cylinder 16's cylinder body bottom fixed mounting has installation backing plate 17, installation backing plate 17's top both sides side all is equipped with slide base 18, slide base 18's top middle part vertically alternates and has connection slide bar 19, connection slide bar 19's bottom middle part fixed mounting has installation slide 191, connection slide bar 19's bottom middle part fixed mounting has the installation cover, installation cover's bottom middle part of installation cover has connection backing plate 192.

The concave bracket 193 is fixedly installed at the back edge of the connecting pad 192, and the connecting mechanism 2 for lifting the train wheel position is installed at the back of the concave bracket 193.

In this embodiment: the connecting mechanism 2 comprises a bracket 21 arranged in the middle of a concave bracket 193, a square frame 22 for dragging and lifting wheels is fixedly arranged on the side of the bottom of the bracket 21, connecting stay bars 23 are arranged in the middle of the square frame 22 in a crisscross manner, and a track bracket 24 for lifting wheels of a train is arranged in the middle of a rod body of the connecting stay bars 23.

The corresponding connection stay 23 is assembled by the concave bracket 193 and the designated track bracket 24 according to the traction state of the track bracket 24.

In this embodiment: the plurality of connecting mechanisms 2 are sequentially arranged at the edges of two side walls of the I-shaped support 12 side by side through square base plates 15 respectively, wherein a bearing mechanism 3 for elevating a train chassis is fixedly arranged in the middle of the top end of the embedded base 11, the bearing mechanism 3 comprises a traction connecting frame 31 arranged on the top surface of the embedded base 11, connecting lugs 32 are arranged on two sides of the top of the traction connecting frame 31, and lifting guide rods 33 are vertically arranged in the middle of the top end of the connecting lugs 32.

The connecting lug 32 is connected with the lifting guide rod 33 through the connecting lug 32, and the lifting guide rod 33 enables the traction end to stretch upwards in a stretching state of the lifting guide rod 33.

In this embodiment: the surfaces of the concave side frames 14 positioned on two sides are respectively provided with a plurality of pressure bearing base plates 34 in sequence, the surfaces of the plurality of pressure bearing base plates 34 are provided with a plurality of connecting holes 35 in sequence, the positions of the plurality of connecting holes 35 are attached and provided with a tightening base plate 36, and the middle part of the back surface of the tightening base plate 36 is fixedly provided with a traction mechanism 4.

The upper and lower displacement is realized by the tightening backing plate 36 at the top end of the connecting hole 35 in the tightened state of the connecting hole 35, and the traction mechanism 4 moves upwards in traction.

In this embodiment: the traction mechanism 4 comprises a traction support 41 arranged in the middle of the end head of the pressure-bearing backing plate 34, two sides of the traction support 41 are respectively provided with a fixed bearing 42, one end of each fixed bearing 42 is provided with a fixed pulley 43 in a traction mode, the surface of each fixed pulley 43 is provided with high-strength steel wires 44, and the high-strength steel wires 44 are divided into three and are all fixedly connected with a winding end below.

The efficiency of tightening the high strength steel wire 44 and the designated winding end employed is higher.

In this embodiment: the bottom of high strength steel wire 44 is provided with the driving motor 45 that is used for the two-way traction that pulls, and worm gear steering gear 46 is installed in the bottom transmission of driving motor 45, and tightening base 47 is installed in the one end transmission of worm gear steering gear 46, and tightening base 47's top middle part fixed mounting has fixed base 48, and the top middle part transmission of fixed base 48 installs the winding reel 49.

The worm gear steering gear 46 is adopted in the driving state, so that the winding and coiling efficiency of the winding reel 49 is more convenient.

In this embodiment: traction cylinder 16 and drive motor 45 are both electrically connected to an external power source.

The power-on control is convenient.

When the railway vehicle is particularly used, first step personnel need to drive the overhauled railway vehicle to the place of the embedded base 11 along the track;

the embedded base 11 is arranged in a channel below the ground, can be lifted when a vehicle chassis is pulled, in the use process, a user externally controls the traction pressure cylinder 16, the bottom output end of the traction pressure cylinder 16 stretches up and down under the power-on running state of the traction pressure cylinder 16, and finally the bottom telescopic end of the traction pressure cylinder 16 pulls the connecting base plate 192 on the bottom to carry out up and down telescopic displacement, when the connecting base plate 192 moves up, the bracket 21 in the connecting mechanism 2 is connected with the square frame 22 to realize upward movement, the upward movement position can be adjusted to realize upward movement by the connecting support rods 23, and in the upward movement process, the traction of wheels below a railway vehicle is carried out again according to the upward movement state of the plurality of connecting support rods 23, and finally the traction reaches a designated height range, so that the lifting of the wheel position of the vehicle is realized after the traction again;

when the vehicle is lifted, four wheels can be placed at specified positions to achieve traction heightening, finally, a user can install an upper wheel position clamping seat according to the track bracket 24, the user can tighten and wind the vehicle according to the running trend of the vehicle and the chassis direction of the vehicle, and finally, the vehicle runs to the middle area according to the direction of the winding;

a second step; when the corresponding bearing end face of the winding is required to be lifted, a user can lift the track lifting platform upwards along the ground direction through the designated high-strength steel wires 44 according to the tightening state of the high-strength steel wires 44, the main function of the lifting platform is to lift and support the vehicle to enable the chassis and four wheels to be suspended, tightening and traction are achieved according to the fixed pulleys 43 mutually between the fixed bearings 42, at the moment, the user again takes the corresponding driving motor 45 as the winding power, after the three independent high-strength steel wires 44 are wound to the position, the embedded base 11 can surround the grooves in the middle part at the moment, lifting is achieved, finally the lifting platform gradually rises above the ground plane, after a certain height is achieved, the traction connecting frame 31 which is positioned at two edges of the traction connecting frame 31 can be connected upwards, at the moment, the designated bearing backing plate 34 can disperse the gravity of the lower bearing, finally the gravity can disperse from the plurality of backing plates 34 to the bottom ends of the plurality of the work-shaped brackets 12 and finally conduct the tightening screws 13 at the two sides, the climbing screws 13 can be better conducted to the two sides through the assembly effect, the climbing screws can be better assembled and the climbing screws can be assembled to enable the user to realize the practical situation of the user to be better mounted on the backing plate according to the situation of the situation.

Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art may modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some technical features thereof, and any modifications, equivalent substitutions, improvements and the like within the spirit and principles of the present utility model should be included in the scope of the present utility model.

Claims

1. The utility model provides a novel track formula hydraulic lifting platform for overhauls for railway vehicles, includes supporting mechanism (1), its characterized in that, supporting mechanism (1) is including installing subaerial pre-buried base (11), install worker's type support (12) respectively symmetrically in the bottom both sides side of pre-buried base (11), tightening screw (13) have all been seted up at the both ends head position of worker's type support (12), the both sides side of tightening screw (13) all symmetrically install concave side frame (14), are located both sides the end of concave side frame (14) all symmetrically installs square backing plate (15) respectively, a plurality of square backing plate (15)'s middle part is installed in proper order and is used for pulling the traction pressure jar (16), traction pressure jar (16) cylinder body bottom fixed mounting has installation backing plate (17), installation backing plate (17) top both sides side all are equipped with slide base (18), the top middle part of slide base (18) is vertical to have and is connected slide bar (19), the bottom mid-mounting slide bar (191) are installed to the bottom mid-mounting sleeve (192) of connecting slide bar (19), the bottom mid-mounting sleeve (192) is installed to the mid-mounting sleeve.

The back edge of the connecting backing plate (192) is fixedly provided with a concave bracket (193), and the back of the concave bracket (193) is provided with a connecting mechanism (2) for lifting the train wheel position.

2. The novel rail type hydraulic lifting platform for overhauling railway vehicles according to claim 1, wherein: the connecting mechanism (2) comprises a bracket (21) arranged in the middle of a concave bracket (193), a square frame (22) for dragging and lifting wheels is fixedly arranged on the side of the bottom of the bracket (21), connecting stay bars (23) are arranged in the middle of the square frame (22) in a crisscross manner, and a track bracket (24) for lifting train wheels to move upwards is arranged in the middle of a rod body of the connecting stay bars (23).

3. The novel rail type hydraulic lifting platform for overhauling railway vehicles according to claim 1, wherein: a plurality of coupling mechanism (2) are installed side by side in proper order at the both sides wall edge of I-shaped support (12) through square backing plate (15) respectively, wherein be located the top middle part fixed mounting of pre-buried base (11) has load-bearing mechanism (3) that the train chassis was raised, load-bearing mechanism (3) are including installing traction connection frame (31) that set up at pre-buried base (11) top surface, traction connection frame (31) top both sides side connection lug (32), lifting guide arm (33) are vertically installed in the top middle part of connection lug (32).

4. The novel rail type hydraulic lifting platform for overhauling railway vehicles according to claim 1, wherein: the concave side frames (14) located on two sides are sequentially provided with a plurality of pressure-bearing base plates (34) on the surfaces respectively, the surfaces of the pressure-bearing base plates (34) are sequentially provided with a plurality of connecting holes (35), the positions of the connecting holes (35) are attached to and provided with tightening base plates (36), and traction mechanisms (4) are fixedly arranged in the middle of the back of the tightening base plates (36).

5. The novel rail type hydraulic lifting platform for overhauling railway vehicles according to claim 4, wherein the novel rail type hydraulic lifting platform for overhauling railway vehicles is characterized in that: the traction mechanism (4) comprises a traction support (41) arranged in the middle of the end head of the pressure-bearing base plate (34), fixed bearings (42) are correspondingly arranged on two sides of the traction support (41), a fixed pulley (43) is arranged at one end of each fixed bearing (42) in a traction mode, high-strength steel wires (44) are arranged on the surface of each fixed pulley (43), and the high-strength steel wires (44) are divided into three parts and are fixedly connected with the winding end below.

6. The novel rail type hydraulic lifting platform for overhauling railway vehicles according to claim 5, wherein: the bottom of high strength steel wire (44) is provided with the driving motor (45) that are used for pulling the two-way traction that pulls, worm gear steering gear (46) are installed in the bottom transmission of driving motor (45), tightening up base (47) are installed in the one end transmission of worm gear steering gear (46), tightening up the top middle part fixed mounting of base (47) has fixed base (48), the top middle part transmission of fixed base (48) is installed and is received winding reel (49).

7. The novel rail type hydraulic lifting platform for overhauling railway vehicles according to claim 6, wherein: the traction pressure cylinder (16) and the driving motor (45) are electrically connected with an external power supply.