CN213088554U - Protection device of heavy cross cardan shaft - Google Patents

Abstract

The utility model provides a protector of heavy cross cardan shaft, including rotating the wheel rail, the internal face that rotates the wheel rail is fixed to be seted up flutedly, and pass through four balls are installed to the recess, and one side of four balls all is provided with four connecting seats, four one side fixedly connected with wheel hub of connecting seat, wheel hub's axle center department is fixed to be seted up circular recess, and passes through circular hole groove fixed mounting has the coupling central siphon. The utility model discloses through the connection central siphon fixedly connected with rim plate that resets in the bottom of cardan shaft, rim plate axle center department that resets installs reset spring pipe and puts, can carry out the returning of direction automatically when the cardan shaft redirecting, and pipe wall department in the rim plate that resets installs spacing clamping and put, can push down spacing card to the spacing groove position and lock when needs carry out the direction locking, and at the bottom fixedly connected with control handle of rolling disc, utilize the rotation of big moment control cardan shaft, labour saving and time saving.

Description

Protection device of heavy cross cardan shaft

Technical Field

The utility model mainly relates to a cross cardan shaft technical field, concretely relates to protector of heavy cross cardan shaft.

Background

The universal shaft is a universal joint, is a part for realizing variable-angle power transmission, is used for changing the position of the direction of a transmission axis, is a joint part of a universal transmission device of an automobile driving system, and allows the included angle between connected parts to be changed within a certain range so as to adapt to the angle change generated when automobiles run, such as automobile steering, tire steering and the like.

When a traditional heavy cross universal shaft is operated at a steering angle, in the process of long-term contact abrasion of parts, the positions of the parts can deviate to cause that the contact parts are reduced, the friction force is reduced, and finally, the reaction capability of the universal shaft device is reduced, and the steering capability of the universal shaft device is weakened.

SUMMERY OF THE UTILITY MODEL

The utility model mainly provides a protection device of a heavy cross universal shaft for solve the technical problem who proposes among the above-mentioned background art.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

the utility model provides a protector of heavy cross universal shaft, is including rotating the wheel rail, rotate four balls of the equal fixedly connected with in one side of wheel rail internal face, four connecting seats of the equal fixedly connected with in one side of ball, four one side fixedly connected with wheel hub of connecting seat, wheel hub's axle center department is fixed sets up circular recess, and passes through circular recess fixedly connected with coupling central siphon, the bottom fixedly connected with ring tube of coupling central siphon, the internal face fixedly connected with dog of ring tube, one side fixedly connected with reset spring of dog, one side of ring tube is provided with the release link, one side fixedly connected with of release link dish wheel disc that resets, one side fixedly connected with shaft coupling of wheel disc that resets, one side fixedly connected with rolling disc of shaft coupling.

Preferably, the top thread of the reset wheel disc is provided with a fixed cover plate, the top end of the fixed cover plate is provided with a plurality of circular hole grooves, and a plurality of fixing screws are fixedly installed on the circular hole grooves.

Preferably, the bottom end of the inner wall surface of the reset wheel disc is fixedly connected with a limiting groove, and the top end of the limiting groove is provided with a limiting clamp.

Preferably, one side of the limiting clamp is fixedly connected with a reset rod, the inner wall surface of the annular tube is fixedly connected with a check block, and one side of the check block is fixedly connected with a reset spring.

Preferably, both sides of the bottom end of the rotating disc are fixedly connected with control handles.

Compared with the prior art, the beneficial effects of the utility model are that: one of which, the utility model discloses the rim plate that resets is passed through coupling central siphon fixedly connected with in the bottom of cardan shaft, and the rim plate axle center department that resets installs reset spring pipe and puts, can carry out returning of direction automatically when the cardan shaft redirecting to pipe wall department in the rim plate that resets installs spacing clamping and puts, can push down spacing card when needs carry out the direction locking and lock to spacing groove position.

And secondly, the utility model discloses and pipe wall department in the rim plate that resets installs spacing clamping device, can carry out the locking that pushes down the operation messenger spacing card and remove to a certain position of spacing groove and carry out the direction to the rolling disc when needs carry out the direction locking, thereby can resume the position that can change the direction through pulling up the rolling disc when needs moving direction.

Thirdly, the utility model discloses at two control handles of the bottom fixedly connected with of rolling disc, utilize big moment to drive the principle of little moment, carry out the rotation of universal axial direction, labour saving and time saving.

Fourthly, the utility model discloses be provided with the apron at the rim plate position that resets, through its position of fix with screw, when spare part leads to universal shaft steering sensitivity to descend because of wearing and tearing in the rim plate that resets, the convenient inside wearing and tearing part of change that in time dismantles.

The present invention will be explained in detail with reference to the drawings and specific embodiments.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the cross universal shaft structure of the present invention;

FIG. 3 is a schematic view of the structure of the ring pipe of the present invention;

fig. 4 is the schematic view of the inner tube structure of the wheel disc for resetting of the present invention.

In the figure: 1. rotating the wheel rail; 2. a connecting seat; 3. an annular tube; 4. a coupling; 5. a ball bearing; 6. a limiting card; 7. a hub; 8. a coupling shaft tube; 9. rotating the disc; 10. resetting the wheel disc; 11. a set screw; 12. a return spring; 13. a limiting groove; 14. a stopper; 15. a reset lever; 16. fixing the cover plate; 17. a control handle.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of the term knowledge in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4, a heavy universal cross shaft protector includes a rotating wheel rail 1, four balls 5 fixedly connected to one side of the inner wall of the rotating wheel rail 1, four connecting seats 2 fixedly connected to one side of the four balls 5, a hub 7 fixedly connected to one side of the four connecting seats 2, a circular groove fixedly formed in the axis of the hub 7, and a connecting shaft tube 8 fixedly connected to the circular groove.

The bottom end of the connecting shaft tube 8 is fixedly connected with the annular tube 3, the inner wall surface of the annular tube 3 is fixedly connected with a stop 14, and one side of the stop 14 is fixedly connected with a return spring 12.

One side of the annular tube 3 is provided with a reset rod 15, one side of the reset rod 15 is fixedly connected with a reset wheel disc 10, one side of the reset wheel disc 10 is fixedly connected with a coupler 4, and one side of the coupler 4 is fixedly connected with a rotating disc 9.

The top end screw thread of the reset wheel disc 10 is provided with a fixed cover plate 16, the top end of the fixed cover plate 16 is provided with a plurality of circular hole grooves, and a plurality of fixing screws 11 are fixedly arranged on the circular hole grooves.

The bottom end of the inner wall surface of the reset wheel disc 10 is fixedly connected with a limiting groove 13, and the top end of the limiting groove 13 is provided with a limiting clamp 6.

One side of the limit clamp 6 is fixedly connected with a reset rod 15, the inner wall surface of the annular tube 3 is fixedly connected with a stop block 14, and one side of the stop block 14 is fixedly connected with a reset spring 12.

Both sides of the bottom end of the rotating disc 9 are fixedly connected with control handles 17.

The utility model discloses a concrete operation as follows: will the utility model discloses install positions such as automobile tire or steering wheel, through the removal to control handle 17, drive the rotation of its fixed connection's rolling disc 9, drive the rotation of rolling disc 9 fixed connection shaft coupling 4 then, finally drive the rotation of shaft coupling 4 fixed connection's the rim plate 10 that resets, in the rim plate 10 pivoted that resets, its fixed connection's release lever 15 position changes, reset spring 12's other end fixedly connected with dog 14, then compression reset spring 12's position takes place to be deformed, drive the rotation of ring pipe 3, its fixed connection's coupling central siphon 8 begins to rotate, drive its fixed connection's wheel hub 7's rotation, its fixed connection's connecting seat 2 begins to rotate, finally drive the rotation of ball 5, thereby heavy cross axle accomplishes the steering operation, can push down operation to rolling disc 9 when needing to carry out the direction locking to this heavy cross universal axle and make spacing card 6 remove to a certain position of spacing groove 13 and come The direction is locked, the rotating disc 9 can be pulled up to leave the limiting groove 13 to achieve the purpose of changing the direction when the direction needs to be moved, and the rotating wheel rail 1 is fixedly connected to one side of the four balls 5 to play a role in protecting the heavy cross universal shaft.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, if the method and the technical solution of the present invention are adopted, the present invention can be directly applied to other occasions without substantial improvement, and the present invention is within the protection scope of the present invention.

Claims (5)

1. The protection device for the heavy cross universal shaft comprises a rotating wheel rail (1) and is characterized in that four balls (5) are fixedly connected to one side of the inner wall surface of the rotating wheel rail (1), four connecting seats (2) are fixedly connected to one side of the balls (5), four wheel hubs (7) are fixedly connected to one side of the connecting seats (2), circular grooves are fixedly formed in the axle centers of the wheel hubs (7), connecting shaft tubes (8) are fixedly connected to the circular grooves, annular tubes (3) are fixedly connected to the bottom ends of the connecting shaft tubes (8), check blocks (14) are fixedly connected to the inner wall surfaces of the annular tubes (3), reset springs (12) are fixedly connected to one sides of the check blocks (14), reset rods (15) are arranged on one sides of the annular tubes (3), and reset wheel discs (10) are fixedly connected to one sides of the reset rods (15), one side fixedly connected with shaft coupling (4) of restoring to throne rim plate (10), one side fixedly connected with rolling disc (9) of shaft coupling (4).

2. The protection device for the heavy-duty universal cross shaft according to claim 1, wherein a fixed cover plate (16) is arranged at the top end of the reset wheel disc (10) in a threaded manner, a plurality of circular hole grooves are formed in the top end of the fixed cover plate (16), and a plurality of fixing screws (11) are fixedly installed through the circular hole grooves.

3. The protection device for the heavy cross universal shaft according to claim 1, wherein a limiting groove (13) is fixedly connected to the bottom end of the inner wall surface of the reset wheel disc (10), and a limiting clamp (6) is arranged at the top end of the limiting groove (13).

4. A protection device for a heavy cross universal shaft according to claim 3, characterized in that a reset rod (15) is fixedly connected to one side of the limiting clamp (6), a stopper (14) is fixedly connected to the inner wall surface of the annular tube (3), and a reset spring (12) is fixedly connected to one side of the stopper (14).

5. A heavy cross cardan shaft shielding device according to claim 1, characterized in that control handles (17) are fixedly connected to both sides of the bottom end of said rotary disc (9).

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