CN219215208U

CN219215208U - Casting traction disc

Info

Publication number: CN219215208U
Application number: CN202320792151.XU
Authority: CN
Inventors: 廖永嘉
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-04-12
Filing date: 2023-04-12
Publication date: 2023-06-20
Anticipated expiration: 2033-04-12

Abstract

The utility model discloses a casting traction disc, which comprises two supporting legs and a positioning shell arranged between opposite sides of the two supporting legs, wherein a shell is movably connected between the tops of the two supporting legs through a rotating shaft, limiting holes are formed in two sides of the top of the positioning shell, a damper is fixedly connected to the rear side of an inner cavity of the positioning shell, a buffering compression-resistant mechanism is fixedly connected to the rear side of the inner cavity of the positioning shell, movable rods are fixedly connected to two sides of the rear side of the inner cavity of the positioning shell, positioning holes are formed in the tops of the two supporting legs, and the buffering compression-resistant mechanism comprises four sliding rods which are fixedly connected with the inner wall of the positioning shell. The utility model solves the problem that the prior traction disc has no buffer structure and is easy to cause the damage of the internal structure due to the weight of a carriage by arranging the supporting legs, the positioning shell, the limiting holes, the damper, the buffer compression-resistant mechanism, the movable rod and the positioning holes to be matched for use.

Description

Casting traction disc

Technical Field

The utility model belongs to the technical field of traction discs, and particularly relates to a cast traction disc.

Background

The traction seat is a bearing part of a cargo tractor for dragging the semitrailer, belongs to chassis parts, has the function of realizing pin connection and locking with the semitrailer traction pin through a locking mechanism, and can transmit horizontal force and vertical force between the semitrailer traction vehicle and the semitrailer, and can be divided into a single-axis traction seat and a double-axis traction seat according to the number of swing axes; according to the matched traction pin specification, the traction pin can be divided into a No. 50 traction seat and a No. 90 traction seat, and mainly comprises a traction seat plate, a support and a locking mechanism. The seat board is round or butterfly-shaped, and the panel is provided with uniform oil grooves.

The utility model provides a casting traction disk, generally all be provided with the traction disk on the frame of semitrailer for with semitrailer traction pin joint, but because semitrailer carriage's weight is comparatively heavy, consequently can make inner structure damage because of the weight in carriage when the casing is from high angle level to reduce life, consequently to above-mentioned problem, the utility model relates to a traction disk with buffering, resistance to compression function can effectually solve above-mentioned problem, and use through the cooperation of supporting leg with the connecting plate, can be convenient for the staff dismouting maintenance, provide convenience for the staff, stability is strong simultaneously, can effectually improve the life of traction disk.

Disclosure of Invention

Aiming at the problems existing in the prior art, the utility model provides a casting traction disc, which has the advantages of buffering, compression resistance, convenient disassembly and assembly and convenient maintenance, and solves the problem that the existing traction disc has no buffering structure and is easy to cause the damage of an internal structure due to the weight of a carriage.

The utility model is realized in such a way, the casting traction disc comprises two supporting legs and a positioning shell arranged between the opposite sides of the two supporting legs, wherein a shell is movably connected between the tops of the two supporting legs through a rotating shaft, limiting holes are formed in two sides of the top of the positioning shell, a damper is fixedly connected to the rear side of an inner cavity of the positioning shell, a buffering compression-resistant mechanism is fixedly connected to the rear side of the inner cavity of the positioning shell, movable rods are fixedly connected to the two sides of the rear side of the inner cavity of the positioning shell, and positioning holes are formed in the tops of the two supporting legs.

As the preferable mode of the utility model, the buffering compression-resistant mechanism comprises four sliding rods, the rear sides of the four sliding rods are fixedly connected with the inner wall of the positioning shell, the surface of the sliding rods is sleeved with a buffering spring, the front side of the buffering spring is fixedly connected with a fixed plate, the inner cavity of the fixed plate is movably connected with the surface of the sliding rods, the two sides of the front side of the fixed plate are fixedly connected with movable shells, the inner cavity of each movable shell is movably connected with an adjusting rod through a shaft pin, the front side of each adjusting rod is movably connected with a limiting shell through a shaft pin, and the top of each limiting shell is fixedly connected with the shell.

As the preferable mode of the utility model, the opposite sides of the two limiting shells are fixedly connected with reinforcing blocks, and the tops of the reinforcing blocks are fixedly connected with the shell.

As the preferable mode of the utility model, the rear side of the surface of the sliding rod is sleeved with a positioning ring, and the rear side of the positioning ring is fixedly connected with the inner wall of the positioning shell.

As the preferable mode of the utility model, the two sides of the inner cavity of the fixed plate are fixedly connected with the sliding sleeve, and the inner cavity of the sliding sleeve is movably connected with the surface of the movable rod.

As preferable mode of the utility model, the rear side of the surface of the damper is sleeved with a reinforcing ring, and the rear side of the reinforcing ring is fixedly connected with the inner wall of the positioning shell.

As the preferable mode of the utility model, the opposite sides of the two supporting legs are fixedly connected with reinforcing plates, and the opposite sides of the two reinforcing plates are fixedly connected with the positioning shell.

Preferably, the outer surface of the shell is buckled with the dustproof surface cover through a buckle.

In the present utility model, preferably, the plane of the housing is provided with an oil filling hole, and the oil filling hole corresponds to the oil filling hole and the oil filling hole cover arranged on the dust-proof cover.

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

1. the utility model solves the problem that the prior traction disc has no buffer structure and is easy to cause the damage of the internal structure due to the weight of a carriage by arranging the supporting legs, the positioning shell, the limiting holes, the damper, the buffer compression-resistant mechanism, the movable rod and the positioning holes to be matched for use.

2. According to the utility model, through the matched use of the sliding rod, the buffer spring, the fixed plate, the movable shell, the adjusting rod and the limiting shell, when the carriage descends, the shell is stressed, at this time, the shell is inclined forwards through the rotating shafts of the two supporting legs, then the shell drives the movable shell to extrude backwards through the limiting shell through the adjusting rod which is driven by the shaft pin, the movable shell extrudes backwards and simultaneously drives the fixed plate to move backwards, then the fixed plate extrudes towards the buffer spring on the surface of the sliding rod, so that the damper is contracted at the same time, and the buffer spring is matched for slowly releasing the pressure, thereby playing a role of buffering extrusion, preventing the internal structure from being damaged due to the weight of the carriage.

3. According to the utility model, the reinforcing ring is fixedly connected with the inner wall of the positioning shell, so that the positioning effect on the damper is achieved, and the reinforcing plate is fixedly connected with the positioning shell, so that the connection effect on the supporting leg and the positioning shell is achieved.

Drawings

FIG. 1 is a schematic diagram of a structure provided by an embodiment of the present utility model;

FIG. 2 is a schematic view of the internal structure of a positioning shell according to an embodiment of the present utility model;

FIG. 3 is a schematic structural view of a buffering compression mechanism according to an embodiment of the present utility model;

fig. 4 is a schematic top view of an overall structure according to an embodiment of the present utility model.

In the figure: 1. a support leg; 2. positioning a shell; 3. a housing; 4. a limiting hole; 5. a damper; 6. a buffering compression-resistant mechanism; 601. a slide bar; 602. a buffer spring; 603. a fixing plate; 604. a movable case; 605. an adjusting rod; 606. a limit shell; 607. a reinforcing block; 608. a positioning ring; 609. a sliding sleeve; 7. a movable rod; 8. positioning holes; 9. a reinforcing ring; 10. and a reinforcing plate.

Detailed Description

For a further understanding of the utility model, its features and advantages, reference is now made to the following examples, which are illustrated in the accompanying drawings.

The structure of the present utility model will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 3, the casting traction disc provided by the embodiment of the utility model comprises two supporting legs 1 and a positioning shell 2 arranged between opposite sides of the two supporting legs 1, wherein a shell 3 is movably connected between the tops of the two supporting legs 1 through a rotating shaft, limiting holes 4 are formed in two sides of the top of the positioning shell 2, a damper 5 is fixedly connected to the rear side of an inner cavity of the positioning shell 2, a buffering compression mechanism 6 is fixedly connected to the rear side of the inner cavity of the positioning shell 2, movable rods 7 are fixedly connected to two sides of the rear side of the inner cavity of the positioning shell 2, and positioning holes 8 are formed in the tops of the two supporting legs 1.

Referring to fig. 2 and 3, the buffering compression mechanism 6 includes four slide bars 601, the rear sides of the four slide bars 601 are all fixedly connected with the inner wall of the positioning shell 2, a buffer spring 602 is sleeved on the surface of the slide bars 601, a fixing plate 603 is fixedly connected to the front side of the buffer spring 602, the inner cavity of the fixing plate 603 is movably connected with the surface of the slide bars 601, two sides of the front side of the fixing plate 603 are fixedly connected with movable shells 604, the inner cavity of the movable shells 604 is movably connected with an adjusting rod 605 through a shaft pin, the front side of the adjusting rod 605 is movably connected with a limiting shell 606 through a shaft pin, the top of the limiting shell 606 is fixedly connected with the shell 3, two opposite sides of the two limiting shells 606 are fixedly connected with a reinforcing block 607, the top of the reinforcing block 607 is fixedly connected with the shell 3, a positioning ring 608 is sleeved on the rear side of the surface of the slide bars 601, the rear side of the positioning ring 608 is fixedly connected with the inner wall of the positioning shell 2, two sides of the inner cavity of the fixing plate 603 are fixedly connected with a sliding sleeve 609, and the inner cavity of the sliding sleeve 609 is movably connected with the surface of the movable rod 7.

The scheme is adopted: through setting up slide bar 601, buffer spring 602, fixed plate 603, movable shell 604, adjust the cooperation of pole 605 and spacing shell 606 and use, when the carriage is descending, at first casing 3 will receive pressure, casing 3 will be inclined forward through the pivot of two landing legs 1 this moment, then casing 3 will drive inside regulation pole 605 through spacing shell 606 and drive movable shell 604 backward extrusion through the pivot, will drive fixed plate 603 and remove backward when movable shell 604 extrudees, afterwards fixed plate 603 will extrude buffer spring 602 at the surface of slide bar 601, thereby also shrink with this while attenuator 5, cooperate buffer spring 602 to the pressure slowly-releasing, thereby play the effect of buffering extrusion, prevent that the inner structure from causing the damage because of the carriage weight, through setting up reinforcing block 607, reinforcing block 607 and casing 3 fixed connection, play the fixed action to spacing shell 606, through setting up holding ring 608, holding ring 608 and the inner wall fixed connection of holding shell 2, play the positioning action to the slide bar 601, through setting up sliding sleeve 609, the surface swing joint to the slide bar 601 with movable plate 603, play the spacing action to the fixed plate 603.

Referring to fig. 1, 2 and 3, the rear side of the surface of the damper 5 is sleeved with a reinforcing ring 9, the rear side of the reinforcing ring 9 is fixedly connected with the inner wall of the positioning shell 2, the opposite sides of the two supporting legs 1 are fixedly connected with reinforcing plates 10, and the opposite sides of the two reinforcing plates 10 are fixedly connected with the positioning shell 2.

The scheme is adopted: through setting up stiffening ring 9, stiffening ring 9 and the inner wall fixed connection of positioning shell 2 have played the positioning action to attenuator 5, through setting up gusset plate 10, gusset plate 10 and positioning shell 2 fixed connection have played the connection effect to landing leg 1 and positioning shell 2.

The working principle of the utility model is as follows:

when the carriage is in use, when the carriage is descending, the shell 3 will be stressed at first, at this moment, the shell 3 will incline forward through the pivot of two landing legs 1, then the shell 3 will drive the inside regulation pole 605 through the spacing shell 606 and drive the movable shell 604 to extrude backward, the fixed plate 603 will be driven to move backward when the movable shell 604 extrudes backward, then the fixed plate 603 will extrude towards the buffer spring 602 at the surface of the slide bar 601, so that the damper 5 will shrink simultaneously, the buffer spring 602 will be matched with and slowly release the pressure simultaneously, thereby playing the effect of buffering extrusion, preventing the internal structure from being damaged due to the carriage weight, and further solving the problem that the existing traction disc does not have any buffer structure and is easy to cause the internal structure damage due to the carriage weight.

To sum up: this casting traction disk uses through setting up landing leg 1, positioning shell 2, casing 3, spacing hole 4, attenuator 5, buffering compression mechanism 6, movable rod 7 and the cooperation of positioning hole 8, has solved current traction disk and does not have the problem that any buffer structure leads to the inner structure to damage because of the weight of carriage easily.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A cast traction disc comprising two legs (1) and a positioning shell (2) arranged between opposite sides of the two legs (1), characterized in that: the two support legs (1) are movably connected with a shell (3) through a rotating shaft, limiting holes (4) are formed in two sides of the top of the positioning shell (2), a damper (5) is fixedly connected to the rear side of the inner cavity of the positioning shell (2), a buffering compression mechanism (6) is fixedly connected to the rear side of the inner cavity of the positioning shell (2), movable rods (7) are fixedly connected to two sides of the rear side of the inner cavity of the positioning shell (2), and positioning holes (8) are formed in the tops of the two support legs (1).

2. A cast traction disk as defined in claim 1 wherein: the buffering compression mechanism (6) comprises four sliding rods (601), the rear sides of the four sliding rods (601) are fixedly connected with the inner wall of the positioning shell (2), a buffer spring (602) is sleeved on the surface of the sliding rods (601), a fixing plate (603) is fixedly connected to the front side of the buffer spring (602), an inner cavity of the fixing plate (603) is movably connected with the surface of the sliding rods (601), movable shells (604) are fixedly connected to the two sides of the front side of the fixing plate (603), an adjusting rod (605) is movably connected to the inner cavity of the movable shell (604) through a shaft pin, a limiting shell (606) is movably connected to the front side of the adjusting rod (605) through a shaft pin, and the top of the limiting shell (606) is fixedly connected with the shell (3).

3. A cast traction disk as defined in claim 2 wherein: the opposite sides of the two limiting shells (606) are fixedly connected with reinforcing blocks (607), and the tops of the reinforcing blocks (607) are fixedly connected with the shell (3).

4. A cast traction disk as defined in claim 2 wherein: the rear side of slide bar (601) surface cover is equipped with holding ring (608), the rear side of holding ring (608) and the inner wall fixed connection of positioning shell (2).

5. A cast traction disk as defined in claim 2 wherein: the sliding sleeve (609) is fixedly connected to the two sides of the inner cavity of the fixed plate (603), and the inner cavity of the sliding sleeve (609) is movably connected with the surface of the movable rod (7).

6. A cast traction disk as defined in claim 1 wherein: the rear side of attenuator (5) surface cover is equipped with stiffening ring (9), the rear side of stiffening ring (9) and the inner wall fixed connection of positioning shell (2).

7. A cast traction disk as defined in claim 1 wherein: the opposite sides of the two supporting legs (1) are fixedly connected with reinforcing plates (10), and the opposite sides of the two reinforcing plates (10) are fixedly connected with the positioning shell (2).

8. A cast traction disk as defined in claim 1 wherein: the outer surface of the shell (3) is buckled with a dustproof surface cover (11) through a buckle.

9. A cast traction disk as defined in claim 8 wherein: an oil filling hole (12) is formed in the plane of the shell (3).