CN216508360U - Rail vehicle pulls buffer - Google Patents

Abstract

The utility model discloses a rail vehicle traction buffer device, which relates to the technical field of rail vehicles and comprises a traction buffer assembly, wherein the traction buffer assembly comprises a connecting plate frame, an auxiliary buffer seat and a traction head connector, the front side of the connecting plate frame is fixedly provided with the auxiliary buffer seat, the front side of the auxiliary buffer seat is fixedly connected with a main traction shaft vertical to the auxiliary buffer seat, the traction head connector is welded with a traction ring seat through a pair of connecting rods, the traction ring seat is matched with a sliding sleeve on the main traction shaft, and the end part of the main traction shaft is provided with a traction chuck. The buffering is further assisted by an auxiliary buffering spring.

Description

Rail vehicle pulls buffer

Technical Field

The utility model belongs to the technical field of rail vehicles, and particularly relates to a traction buffer device of a rail vehicle.

Background

In the rail vehicle, a loading vehicle is drawn by a traction vehicle head to run along a rail, the loading vehicle for loading cargoes is large in mass, and along with the speed change or braking of the traction vehicle head, the loading vehicle impacts a connecting structure with the traction vehicle head due to inertia, so that the arrangement of a traction structure buffer is particularly critical for transmitting and buffering the self-checking traction force and impact force of the vehicle. In the traditional buffer that pulls structure department and set up, its buffering part (for example damping spring) atress direction is unanimous, and the extrusion force when buffering part not only need bear the braking produces the pulling force to buffering part in the twinkling of an eye with higher speed pulling, and the collision sends great noise between the structure, and leads to buffering part to take place to damage easily.

The present invention has been made in view of this point.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model adopts the technical scheme that:

the utility model provides a rail vehicle pulls buffer, including pulling buffering subassembly, pull buffering subassembly includes connection plate frame, supplementary cushion receptacle and lead the first connector, the front side of connection plate frame is fixed with supplementary cushion receptacle, the front side fixedly connected with of supplementary cushion receptacle is perpendicular to the main axle that pulls of supplementary cushion receptacle, it has the traction ring seat to lead the first connector through the welding of a pair of connecting rod, and the cooperation slip cap of traction ring seat is on main traction shaft, the tip of main traction shaft is equipped with pulls the chuck, and be connected with main buffering subassembly between pulling chuck and the lead the first connector, the inside both sides of supplementary cushion receptacle respectively are equipped with a sliding chamber, the sliding chamber slips there is the piston head, the piston head is connected with the side axle, and the side axle passes through along the outside end of supplementary cushion receptacle, the outer end of side axle is connected with the side and draws the slide, it has first hinge seat to lead first side integrated into one piece of first hinge seat, side draws the slide front side integrated into one piece to have the second hinge seat, and an auxiliary traction rod is connected between the first hinge seat and a second hinge seat arranged on the side-pulling slide seat at the same side, an auxiliary buffer spring is connected between the piston head and the outer end of the slide cavity, and the auxiliary buffer spring is sleeved outside the side-pulling shaft.

Preferably, main buffer unit comprises guide bar group and main buffer spring, and guide bar group comprises guide cylinder and the interior pole of direction that the slip registrates, and the guide cylinder welds on leading the connector, and the interior pole of direction is fixed in on pulling the chuck, and main buffer spring overlaps and establishes in guide bar group outside, and main buffer spring both ends respectively with lead the connector and pull the chuck and be connected.

Preferably, one side of the traction ring seat close to the traction chuck is provided with a main buffering nylon mounting ring groove, and a main buffering nylon block is embedded in the main buffering nylon mounting ring groove.

Preferably, the inner end of the sliding cavity of the auxiliary buffer seat is embedded with an auxiliary buffer nylon block, and the piston head is abutted to the auxiliary buffer nylon block in a traction state.

Preferably, the lateral wall both sides that the connection grillage was equipped with supplementary cushion socket all are equipped with the draw runner, and the direction of draw runner is unanimous with the cunning of side pull shaft, and the side pull slide is equipped with and matches the spout that suits the sliding connection with the draw runner.

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

when the traction vehicle head is decelerated or braked, the main damping effect is achieved by the main damping assembly, meanwhile, the auxiliary traction rod outwards pulls the side pulling slide seat and the side pulling shaft connected with the side pulling slide seat, an auxiliary damping spring is connected between the piston head and the outer end of the slide cavity, and when the side pulling shaft outwards pulls, the auxiliary damping spring is compressed and is further buffered in an auxiliary mode by the auxiliary damping spring;

when the tractor head is accelerated from a deceleration or static state, the traction ring seat is clamped with the traction chuck, one side of the traction ring seat close to the traction chuck is provided with a main buffering nylon block which is used for buffering the impact with the traction chuck, so that the noise is effectively reduced and the structure is protected, meanwhile, the auxiliary traction rod internally pulls the side pulling slide seat and the side pulling shaft connected with the side pulling slide seat, the inner end of the sliding cavity of the auxiliary buffer seat is embedded with an auxiliary buffering nylon block, the impact force of the piston head is buffered by the auxiliary buffering nylon block, the noise is reduced, and the structure is protected.

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Drawings

In the drawings:

fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a partial cross-sectional view of a three-dimensional structure of the present invention.

Fig. 3 is a schematic structural diagram of the utility model in a traction state.

FIG. 4 is a diagram illustrating a buffering state of the structure according to the present invention.

In the figure: 1-connecting a plate frame; 2-auxiliary buffer seat; 201-auxiliary buffer nylon block; 3-a leading connector; 301-a first articulated mount; 4-a coupling rod; 401-traction ring seat; 402-main buffer nylon block; 5-a main traction shaft; 501-a traction chuck; 502-a primary buffer assembly; 6-side pulling the shaft; 601-a piston head; 602-secondary buffer spring; 7-side pulling the slide; 701-a second articulated seat; 8-auxiliary traction rod; 9-sliding strip.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used to illustrate the present invention.

As shown in fig. 1 to 4, a rail vehicle traction buffer device comprises a traction buffer assembly, the traction buffer assembly comprises a connection plate frame 1, an auxiliary buffer seat 2 and a traction head connector 3, the connection plate frame 1 is used for connecting a loading vehicle, the traction head connector 3 is used for connecting a traction vehicle head, the auxiliary buffer seat 2 is fixed on the front side of the connection plate frame 1, a main traction shaft 5 vertical to the auxiliary buffer seat 2 is fixedly connected on the front side of the auxiliary buffer seat 2, a traction ring seat 401 is welded on the traction head connector 3 through a pair of connecting rods 4, the traction ring seat 401 is matched and sleeved on the main traction shaft 5 in a sliding manner, a traction chuck 501 is arranged at the end part of the main traction shaft 5, a main buffer assembly 502 is connected between the traction chuck 501 and the traction head connector 3, the main buffer assembly 502 is composed of a guide rod group and a main buffer spring, the guide rod group is composed of a guide cylinder and a guide inner rod which are sleeved in a sliding manner, the guide cylinder welds on leading first connector 3, the pole is fixed in on pulling chuck 501 in the direction, main buffer spring cover is established outside guide rod group, and main buffer spring both ends are connected with leading first connector 3 and pulling chuck 501 respectively, combine shown in fig. 3 and fig. 4, when pulling the locomotive and being in speed reduction or braking, connecting plate frame 1 of connecting the load wagon gives and leads to leading first connector 3 direction thrust, thereby lead to main buffering subassembly 502 to be compressed (as shown in fig. 4), play main absorbing effect by main buffering subassembly 502.

When the tractor head is accelerated from a deceleration state or a static state, the change between the structures is changed from that shown in fig. 4 to that shown in fig. 3, and the traction ring seat 401 is clamped with the traction chuck 501, so that the traction between the structures is completed, one side of the traction ring seat 401, which is close to the traction chuck 501, is provided with a main buffering nylon installation ring groove, a main buffering nylon block 402 is embedded in the main buffering nylon installation ring groove, and the main buffering nylon block 402 is used for buffering the impact with the traction chuck 501, so that the noise is effectively reduced, and the structures of the traction ring seat 401 and the traction chuck 501 are protected.

Referring to fig. 2 and 3, two sliding cavities are respectively arranged on two sides inside the auxiliary buffer seat 2, a piston head 601 is connected in each sliding cavity in a sliding mode, the piston head 601 is connected with a side pulling shaft 6, the side pulling shaft 6 penetrates out along the outer side end of the auxiliary buffer seat 2, the outer end of the side pulling shaft 6 is connected with a side pulling slide seat 7, a first hinge seat 301 is integrally formed on two sides of the pulling head connector 3, a second hinge seat 701 is integrally formed on the front side of the side pulling slide seat 7, an auxiliary traction rod 8 is connected between the first hinge seat 301 and the second hinge seat 701 arranged on the side pulling slide seat 7 on the same side, two sides of the pulling head connector 3 are used for drawing the side pulling slide seat 7 through the auxiliary traction rod 8, linkage between auxiliary reinforcing structures is achieved, and the traction structure is more stable.

As shown in fig. 4, when the tractor head is in deceleration or braking, due to the condensed space between the connection plate frame 1 and the tractor head connector 3, the auxiliary traction rod 8 draws the side pull slide carriage 7 and the side pull shaft 6 connected with the side pull slide carriage 7 outwards, and the auxiliary buffer spring 602 is connected between the piston head 601 and the outer end of the slide cavity, when the side pull shaft 6 draws outwards, the auxiliary buffer spring 602 is compressed, and is further assisted and buffered by the auxiliary buffer spring 602, as shown in fig. 3, when the tractor head accelerates from a deceleration or static state, the auxiliary traction rod 8 draws the side pull slide carriage 7 and the side pull shaft 6 connected with the side pull slide carriage 7 inwards, and the inner end of the slide cavity of the auxiliary buffer seat 2 is embedded with the auxiliary buffer nylon block 201, the impact force of the piston head 601 is buffered by the auxiliary buffer nylon block 201, noise is reduced, and the piston head 601 and the surface of the slide cavity inside the auxiliary buffer seat 2 are protected, the two sides of the side wall of the connecting plate frame 1, which is provided with the auxiliary buffer seat 2, are provided with sliding strips 9, the guiding direction of the sliding strips 9 is consistent with the sliding direction of the side pull shaft 6, the side pull sliding seat 7 is provided with a sliding groove matched with the sliding strips 9 and in sliding connection, and the side pull sliding seat 7 is guided by the sliding strips 9.

The working principle is as follows: in the utility model, when a traction vehicle head is decelerated or braked, a connecting plate frame 1 connected with a loading vehicle gives a thrust force to the direction of a traction head connector 3, so that a main buffer assembly 502 is compressed as shown in fig. 4, the main buffer assembly 502 has a main shock absorption effect, meanwhile, due to the distance condensation between the connecting plate frame 1 and the traction head connector 3, an auxiliary traction rod 8 pulls outwards on a side pull slide seat 7 and a side pull shaft 6 connected with the side pull slide seat 7, an auxiliary buffer spring 602 is connected between a piston head 601 and the outer end of a slide cavity, when the side pull shaft 6 pulls outwards, the auxiliary buffer spring 602 is compressed, and the auxiliary buffer spring 602 further assists in buffering;

when the tractor head is accelerated from a deceleration state or a static state, the structural change is changed from the state shown in fig. 4 to the state shown in fig. 3, the traction ring seat 401 is engaged with the traction chuck 501, thereby completing the traction between the structures, one side of the traction ring seat 401, which is close to the traction chuck 501, is provided with a main buffering nylon mounting ring groove, a main buffering nylon block 402 is embedded in the main buffering nylon mounting ring groove, the main buffering nylon block 402 is used for buffering the impact with the traction chuck 501, the noise is effectively reduced, and the structures of the traction ring seat 401 and the traction chuck 501 are protected, meanwhile, the side pulling slide seat 7 and the side pulling shaft 6 connected with the side pulling slide seat 7 are pulled inwards by the auxiliary traction rod 8, and the slide cavity inner end of the auxiliary buffer seat 2 is embedded with an auxiliary buffer nylon block 201, the impact force of the piston head 601 is buffered by the auxiliary buffer nylon block 201, the noise is reduced, and the piston head 601 and the slide cavity surface inside the auxiliary buffer seat 2 are protected.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims (5)

1. The utility model provides a rail vehicle pulls buffer gear, includes and pulls buffering subassembly, its characterized in that pulls buffering subassembly includes connection grillage (1), supplementary cushion socket (2) and leads first connector (3), the front side of connection grillage (1) is fixed with supplementary cushion socket (2), the front side fixedly connected with of supplementary cushion socket (2) main traction shaft (5) of perpendicular supplementary cushion socket (2), it has traction ring seat (401) to lead first connector (3) through a pair of connecting rod (4) welding, and traction ring seat (401) cooperation slip cap is on main traction shaft (5), the tip of main traction shaft (5) is equipped with traction chuck (501), and be connected with main buffer subassembly (502) between traction chuck (501) and the first connector (3) that leads, the inside both sides of supplementary cushion socket (2) respectively are equipped with a sliding chamber, and the sliding connection has piston head (601) in the sliding chamber, piston head (601) are connected with side axle (6) of drawing, and the outside end of side axle (6) along supplementary buffer seat (2) of drawing runs through out, and the outer end of side axle (6) of drawing is connected with side slide (7), it has first articulated seat (301) to draw first connector (3) both sides integrated into one piece, and side slide (7) front side integrated into one piece has articulated seat of second (701), and is connected with vice traction lever (8) between articulated seat of second (701) that establish on first articulated seat (301) and homonymy side slide (7), be connected with vice buffer spring (602) between the outer end of piston head (601) and sliding cavity, the outside at side axle (6) is established to vice buffer spring (602) cover.

2. The rail vehicle traction buffer device as claimed in claim 1, wherein the main buffer assembly (502) is composed of a guide rod set and a main buffer spring, the guide rod set is composed of a guide cylinder and a guide inner rod which are slidably sleeved, the guide cylinder is welded on the traction head connector (3), the guide inner rod is fixed on the traction chuck (501), the main buffer spring is sleeved outside the guide rod set, and two ends of the main buffer spring are respectively connected with the traction head connector (3) and the traction chuck (501).

3. The traction buffer device for the railway vehicle as claimed in claim 1, wherein a main buffering nylon mounting ring groove is formed in one side, close to the traction chuck (501), of the traction ring seat (401), and a main buffering nylon block (402) is embedded in the main buffering nylon mounting ring groove.

4. The railway vehicle traction buffer device as claimed in claim 1, wherein a secondary buffer nylon block (201) is embedded in the inner end of the sliding cavity of the auxiliary buffer seat (2), and the piston head (601) is abutted against the secondary buffer nylon block (201) in a traction state.

5. The railway vehicle traction buffer device as claimed in claim 1, wherein the two sides of the side wall of the connection plate frame (1) provided with the auxiliary buffer seat (2) are provided with sliding strips (9), the guiding direction of the sliding strips (9) is consistent with the sliding direction of the side pulling shaft (6), and the side pulling sliding seat (7) is provided with a sliding groove matched with the sliding strips (9) for sliding connection.

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