CN217434287U - A support device for locomotive maintenance - Google Patents

Abstract

The utility model discloses a supporting device for locomotive maintenance, which belongs to the technical field of supporting devices for locomotive maintenance and specifically comprises a base, wherein a first supporting platform and a second supporting platform are arranged above the base, second hydraulic cylinders are arranged on the first supporting platform and the second supporting platform, a supporting plate is arranged at the top of each second hydraulic cylinder, a third hydraulic cylinder is arranged below the second supporting platform through a mounting frame, the telescopic end of each third hydraulic cylinder is hinged with a first supporting seat, and a second supporting seat is hinged below the mounting frame; the utility model discloses a first pneumatic cylinder and extension post can adjust the distance between second brace table and the first supporting station according to work needs to can change the backup pad to the support scope of locomotive, through second pneumatic cylinder and backup pad, adjust the height of locomotive, the workman of being convenient for maintains the locomotive, through the third pneumatic cylinder, first supporting seat, second motor and second supporting seat can carry out the auxiliary stay by second brace table and base, has increased the device's stability.

Description

A support device for locomotive maintenance

technical field

The utility model belongs to the technical field of supporting devices for locomotive maintenance, in particular to a supporting device for locomotive maintenance.

Background technique

Trains play an important role in modern life and transportation. Most of the existing train maintenance and inspections are carried out in specific locations, which makes emergency repair and inspection of trains inconvenient. During the inspection, the train needs to be supported for operation, and the weight of the train is relatively heavy, which makes the existing support device have certain limitations, and it is not convenient for workers to maintain the train.

Utility model content

In order to solve the problems raised in the above background art. The utility model provides a support device for locomotive maintenance, which has the characteristics of being convenient for stably supporting the locomotive.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a support device for locomotive maintenance, comprising a base, a first support platform is arranged above the base, and storage columns are fixed below both sides of the first support platform , and the storage column is a hollow structure, the two ends of the storage column are slidably connected with extension columns, the adjacent ends of the two extension columns are fixed with a first hydraulic cylinder, and the storage columns on both sides are fixed by a second support platform Connection, the first support table and the second support table are fixed with a second hydraulic cylinder, the telescopic end of the second hydraulic cylinder is fixed with a support plate, the lower part of the second support table is provided with a third hydraulic cylinder through a mounting frame, The telescopic end of the three hydraulic cylinders is hinged with a first support seat, the bottom of the base is provided with a walking wheel, and the bottom of both sides of the base is also provided with a mounting plate, a second support seat is hinged below the mounting plate, and a For the drive mechanism for adjusting the level of the mounting plate, the drive mechanism includes a lead screw and two connecting rods. The lead screw is rotatably connected to the base through a bearing seat, and two moving blocks are threadedly connected to the lead screw. The midpoint of the lead screw is set symmetrically at the center, and the threads on both sides of the lead screw are in opposite directions. The base is also provided with a limit slot for limiting the position of the moving block, and the two connecting rods are located on both sides of the mounting plate, and Both ends of the connecting rod are hinged with the moving block and the mounting plate respectively, and the base is provided with a second motor for driving the rotation of the lead screw.

Preferably, a slewing bearing is further provided above the base, the inner ring of the slewing bearing is fixedly connected to the base, the outer ring of the slewing bearing is fixedly connected to the first support platform, and the base is provided with a first motor for driving the rotation of the slewing bearing .

Preferably, the lower surface of the storage column is further provided with a plurality of balls, the plurality of balls are arranged along the length direction of the storage column, and the lower edges of the balls are in contact with the upper surface of the base.

Preferably, the upper surfaces of the first support platform and the second support platform are on the same horizontal plane, and the support plates are provided with anti-skid lines.

Preferably, the mounting bracket includes two arc-shaped rings, the two arc-shaped rings are connected to the third hydraulic cylinder in a hoop manner, and the ends of the two arc-shaped rings are connected by bolts. A support rod is also fixed on the outer side, and the support rod is fixedly connected with the extension column.

Compared with the prior art, the beneficial effects of the present utility model are:

Through the first hydraulic cylinder and the extension column, the utility model can adjust the distance between the second support platform and the first support platform according to the work requirements, so that the support range of the support plate to the locomotive can be changed. , Adjust the height of the locomotive, which is convenient for workers to maintain the locomotive. Through the third hydraulic cylinder, the first support seat, the second motor and the second support seat, the second support table and the base can be used for auxiliary support, which increases the stability of the device. sex.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the specification, and are used to explain the present invention together with the embodiments of the present invention, and do not constitute a limitation to the present invention. In the attached image:

Fig. 1 is the front view sectional view structural representation of the utility model;

Fig. 2 is the right side view sectional view structural representation of the utility model;

3 is a schematic structural diagram of a three-dimensional view of the present utility model;

In the figure: 1, the base; 2, the first support table; 3, the storage column; 4, the extension column; 5, the first hydraulic cylinder; 6, the second support table; 7, the second hydraulic cylinder; 8, the support plate; 9, the third hydraulic cylinder; 10, the first support seat; 11, the traveling wheel; 12, the mounting plate; 13, the second support seat; 14, the lead screw; 15, the moving block; 16, the limit groove; 17, the connection Rod; 18, first motor; 19, slewing bearing; 20, second motor; 21, ball; 22, arc ring; 23, support rod.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Example

Referring to FIGS. 1-3 , this embodiment provides the following technical solutions: a support device for locomotive maintenance, including a base 1 , and a traveling wheel 11 is arranged below the base, and the device is easily moved through the traveling wheel 11 .

The top of the base 1 is provided with a first support table 2 , and the lower sides of both sides of the first support table 2 are fixedly provided with a storage column 3 , and the storage column 3 is a hollow structure, and both ends of the storage column 3 are slidably connected with extension columns 4 . , the adjacent ends of the two extension columns 4 are fixed with a first hydraulic cylinder 5, and the storage columns 3 on both sides are fixedly connected through the second support table 6, and the first hydraulic cylinder 5 is controlled to make the extension columns 4 at both ends. When the extension column 4 is located inside the storage column 3, the occupied space of the device is reduced, and it is convenient to move or place the device. When the extension column 4 is located outside the storage column 3, the first The support range of the support platform 2 and the second support platform 6 to the bottom of the locomotive increases the stability of the device.

A second hydraulic cylinder 7 is fixed on both the first support table 2 and the second support table 6, and a support plate 8 is fixed at the telescopic end of the second hydraulic cylinder 7, and the second hydraulic cylinder 7 is controlled to drive the support plate 8 to adjust The level of the locomotive is convenient for workers to maintain the locomotive.

The top of the base 1 is also provided with a slewing bearing 19, the inner ring of the slewing bearing 19 is fixedly connected with the base 1, the outer ring of the slewing bearing 19 is fixedly connected with the first support table 2, and the base 1 is provided with a drive for driving the slewing bearing 19 to rotate. The first motor 18 controls the first motor 18 so that the slewing bearing 19 drives the first support table 2 to rotate, which can adjust the visible range of the bottom of the locomotive, which is beneficial for workers to maintain the locomotive.

The lower surface of the storage column 3 is also provided with a plurality of balls 21 . The plurality of balls 21 are arranged along the length direction of the storage column 3 , and the lower edge of the balls 21 is in contact with the upper surface of the base 1 , and the storage column 3 is lowered by the balls 21 . The friction force between the base 1 and the base 1 also plays an auxiliary supporting effect on the storage column 3 , thereby further increasing the stability of the first support table 2 .

A third hydraulic cylinder 9 is arranged under the second support table 6 through the mounting frame. The telescopic end of the third hydraulic cylinder 9 is hinged with the first support base 10 to control the third hydraulic cylinder 9 and adjust the distance between the first support base 10 and the ground. The distance between the second support platform 6 and the second support platform 6 has the effect of auxiliary support, thereby increasing the stability of the second support platform 6 when it supports the locomotive.

The upper surfaces of the first support platform 2 and the second support platform 6 are on the same horizontal plane, and the support plate 8 is provided with anti-skid lines. Through the anti-skid lines, the friction between the support plate 8 and the bottom of the locomotive is increased, so that the support plate 8 is more stable. to support the locomotive.

There are also mounting plates 12 below both sides of the base 1, and a second support base 13 is hinged below the mounting plate 12. The base 1 is provided with a driving mechanism for adjusting the level of the mounting plate 12. The driving mechanism includes a lead screw 14 and a Two connecting rods 17, the lead screw 14 is rotatably connected to the base 1 through the bearing seat, and two moving blocks 15 are threadedly connected to the lead screw 14, and the two moving blocks 15 are symmetrically arranged with the midpoint of the lead screw 14 as the center , and the thread directions on both sides of the lead screw 14 are opposite, the base 1 is also provided with a limit slot 16 for limiting the position of the moving block 15, the two connecting rods 17 are located on both sides of the mounting plate 12, and the connecting rod 17 The two ends of the screw are hinged with the moving block 15 and the mounting plate 12 respectively. The base 1 is provided with a second motor 20 for driving the screw 14 to rotate, and the second motor 20 is controlled so that the screw 14 drives the two moving blocks 15 to approach each other or away from each other, and at the same time, the connecting rod 17 drives the mounting plate 12 to move upward or downward, so that the distance between the second support base 13 and the ground can be adjusted, so as to play an auxiliary supporting effect on the base 1 .

The mounting frame includes two arc-shaped rings 22, the two arc-shaped rings 22 are connected to the third hydraulic cylinder 9 in a hoop manner, and the ends of the two arc-shaped rings 22 are connected by bolts, and the arc-shaped rings 22 A support rod 23 is also fixed on the outer side, and the support rod 23 is fixedly connected with the extension column 4 . The arc ring 22 , the support rod 23 and the bolts facilitate the disassembly and installation of the third hydraulic cylinder 9 .

The working principle of the utility model: push the device to move below the locomotive, and then control the second motor 20, so that the lead screw 14 drives the two moving blocks 15 to approach or move away from each other, so that the second support base 13 is in contact with the ground, Support the base 1, then control the first hydraulic cylinder 5 to keep the extension columns 4 at both ends away from each other, adjust the distance between the second support table 6 and the first support table 2, change the support range of the device to the locomotive, control the The second hydraulic cylinder 7 makes the support plate 8 support the locomotive, raises the locomotive to a suitable height, controls the first motor 18, drives the slewing bearing 19 to rotate, thereby drives the first support table 2 to drive the locomotive to rotate, and rotates the locomotive to To the appropriate direction, increase the visible range of workers, facilitate maintenance of the locomotive, and then control the third hydraulic cylinder 9 to make the first support base 10 contact the ground, and play an auxiliary supporting effect on the second support base 6 .

Finally, it should be noted that the above are only the preferred embodiments of the present invention, and are not intended to limit the present invention. , it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements to some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims (5)

1. A support device for locomotive maintenance, characterized in that it comprises a base (1), a first support table (2) is arranged above the base (1), and the lower parts of both sides of the first support table (2) are A receiving column (3) is fixedly provided, and the receiving column (3) is a hollow structure, both ends of the receiving column (3) are slidably connected with an extension column (4), and two adjacent ends of the two extension columns (4) are fixed A first hydraulic cylinder (5) is provided, the storage columns (3) on both sides are fixedly connected by a second support table (6), and both the first support table (2) and the second support table (6) are fixed There is a second hydraulic cylinder (7), a support plate (8) is fixed at the telescopic end of the second hydraulic cylinder (7), and a third hydraulic cylinder (9) is provided under the second support table (6) through a mounting frame, The telescopic ends of the three hydraulic cylinders (9) are hinged with a first support seat (10), a traveling wheel (11) is arranged under the base (1), and mounting plates (11) are arranged under both sides of the base (1). 12), a second support base (13) is hinged below the mounting plate (12), a drive mechanism for adjusting the level of the mounting plate (12) is provided on the base (1), and the drive mechanism includes a lead screw (14) and two connecting rods (17), the lead screw (14) is rotatably connected to the base (1) through the bearing seat, two moving blocks (15) are threadedly connected to the lead screw (14), and the two moving blocks (15) The center point of the lead screw (14) is symmetrically arranged, and the thread directions on both sides of the lead screw (14) are opposite, and the base (1) is also provided with a limit groove ( 16), the two connecting rods (17) are respectively located on both sides of the mounting plate (12), and the two ends of the connecting rod (17) are hinged with the moving block (15) and the mounting plate (12) respectively, and the base (1) A second motor (20) for driving the lead screw (14) to rotate is provided. 2. A support device for locomotive maintenance according to claim 1, characterized in that: a slewing bearing (19) is further provided above the base (1), and the inner ring of the slewing bearing (19) is connected to the base (1). ) is fixedly connected, the outer ring of the slewing bearing (19) is fixedly connected with the first support table (2), and the base (1) is provided with a first motor (18) for driving the slewing bearing (19) to rotate. 3. A support device for locomotive maintenance according to claim 1, characterized in that: the lower surface of the storage column (3) is further provided with a plurality of balls (21), and the plurality of balls (21) are arranged along the storage column. (3) is arranged in the length direction, and the lower edge of the ball (21) is in contact with the upper surface of the base (1). 4. A support device for locomotive maintenance according to claim 1, characterized in that: the upper plate surfaces of the first support table (2) and the second support table (6) are on the same horizontal plane, and the support The plate (8) is provided with an anti-skid pattern. 5 . The support device for locomotive maintenance according to claim 1 , wherein the mounting frame comprises two arc-shaped rings ( 22 ), and the two arc-shaped rings ( 22 ) are connected to each other in a hoop manner. 6 . On the third hydraulic cylinder (9), and the ends of the two arc-shaped rings (22) are connected by bolts, a support rod (23) is also fixed on the outer side of the arc-shaped ring (22), and the support rod (23) is connected to the The extension column (4) is fixedly connected.

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