CN216232512U - Steering mechanism capable of being locked - Google Patents

Abstract

The utility model discloses a steering mechanism capable of being locked, which comprises a frame, and a cushion, a front wheel, a storage battery, a steering seat and a motor which are arranged on the frame, wherein a button is arranged on the storage battery, a locking pin is inserted on the steering seat, an annular groove, a rotating hole and a sliding hole are formed in the steering seat, an annular clamping block is rotationally clamped in the annular groove, a steering column is arranged on the annular clamping block, a handlebar is arranged on the steering column, a damping locking groove is formed in the annular clamping block, and the damping locking groove is clamped with the locking pin. The electric three-wheel baby carriage can circumferentially run at a certain angle, avoids the troublesome condition that big people always push the electric three-wheel baby carriage, can realize the adjustment of the steering column at various angles, improves the flexibility of locking of angle adjustment, improves the stability of locking orientation of the steering column, and improves the smoothness of the steering column during rotation adjustment.

Description

Steering mechanism capable of being locked

Technical Field

The utility model relates to the technical field of steering mechanisms, in particular to a lockable steering mechanism.

Background

When people play with a baby in the sun, the baby can be placed in the electric three-wheel baby carriage with the storage battery sometimes, the electric three-wheel baby carriage is provided with the storage battery, the electric three-wheel baby carriage does not need to be pushed by people, labor is saved during use, and the electric three-wheel baby carriage can run at a certain slow uniform speed by being provided with the constant speed button.

Due to the safety reason, people can swing the front wheel to a certain angle, then circularly drive the electric three-wheel baby carriage according to the angle, and do not need to drive to a larger environment to circularly drive the baby on the electric three-wheel baby carriage to shine the sun.

However, most of the electric three-wheel baby carriages do not have a steering locking structure, so that people need to hold the front wheel handle to drive the electric three-wheel baby carriage, the use is troublesome, and the flexibility of angle adjustment locking is low;

in addition, the stability of the steering column lock-up orientation is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a steering mechanism capable of being locked, and the steering mechanism is used for solving the problems that in the prior art, people need to rotate a handle all the time to orient so as to realize the troublesome situation of pushing an electric three-wheel baby carriage, the flexibility of angle adjustment and locking, and the stability of locking and orienting of a steering column is low.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a can dead steering mechanism of lock, includes the frame to and locate cushion, front wheel, battery, the seat that turns to, motor on the frame, be equipped with the button on the battery, above-mentioned relevant structure is the subassembly structure of electronic tricycle perambulator, for prior art, it is equipped with the dead round pin of lock to insert on the seat that turns to, set up ring channel, commentaries on classics hole, slide opening on the seat that turns to, ring channel internal rotation joint has annular fixture block, be equipped with the steering column on the annular fixture block, be equipped with the handlebar on the steering column, be equipped with the damping locked groove on the annular fixture block, damping locked groove and the dead round pin joint of lock, the damping of the inner tank wall of damping locked groove fills up and the extrusion head all adopts elastic damping silica gel to make.

Preferably, the annular groove and the rotary hole are both internally provided with lubricating layers, and the lubricating layers are liquid viscous lubricating oil.

Preferably, the overlooking cross sections of the annular groove and the annular clamping block are circular structures, so that the steering column and the front wheel are guaranteed to be adjusted in a rotating mode, and the steering column is prevented from being separated from the rotating hole.

Preferably, the two locking pins are symmetrically arranged by taking the central axis of the steering column as a center, so that the stability of locking and orienting the steering column is improved.

Preferably, the outside end of the dead round pin of lock is equipped with the pull ring cap, be equipped with the spring between pull ring cap and the steering seat, be equipped with the extrusion head on the dead round pin of lock, the damping locked groove is located to extrusion head extrusion card, and when the dead round pin card of lock goes into the damping locked groove state, the baby grips the handle and can adjust by oneself the direction angle of time front wheel, then the both feet trample the footboard that presets again, can realize trampling by oneself and remove the perambulator.

Preferably, the damping locking grooves are circumferentially arranged by taking the overlooking circle center of the annular clamping block as the center, so that the front wheel can be locked and positioned at various angles.

Preferably, the outer wall of the part of the steering column in the rotary hole is provided with a sealing ring, and the sealing ring is a polyurethane rubber elastic cushion.

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

1. according to the utility model, the steering column forms an angle to be conveniently locked through the symmetrical locking clamping positioning structure arranged between the steering seat and the steering column, then the electric three-wheel baby carriage is started through the button, and further the electric three-wheel baby carriage runs circumferentially at a certain angle, so that the trouble condition that people push the electric three-wheel baby carriage all the time is avoided, in addition, the adjustment of the steering column at various angles is realized through the arrangement of the plurality of damping locking grooves, and the flexibility of angle adjustment and locking is improved.

2. The steering column locking and orienting device has the advantages that the extruding head, the damping locking groove structure and the symmetrical locking pin are arranged, so that the locking and orienting stability of the steering column is greatly improved, and the slipping is avoided.

3. The utility model improves the smoothness when the steering column is rotationally adjusted by the lubricating layer structures arranged in the annular groove and the rotating hole.

Drawings

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

FIG. 2 is a perspective view of the steering column structure of FIG. 1 having a damped locking slot in accordance with the present invention;

fig. 3 is an enlarged view of the utility model at a in fig. 1.

In the figure: the device comprises a frame 1, a cushion 11, a front wheel 12, a motor 13, a storage battery 2, a button 21, a steering seat 3, an annular groove 31, a rotary hole 32, a sliding hole 33, an annular fixture block 4, a damping locking groove 41, a steering column 5, a handlebar 6, a locking pin 7, a pull ring cap 71, a spring 72, an extrusion head 73, a sealing ring 8 and a lubricating layer 9.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1, 2 and 3, a steering mechanism capable of being locked in the figures includes a frame 1, a seat cushion 11, a front wheel 12, a storage battery 2, a steering base 3 and a motor 13, which are disposed on the frame 1, a button 21 is disposed on the storage battery 2, a locking pin 7 is inserted on the steering base 3, an annular groove 31, a rotating hole 32 and a sliding hole 33 are disposed on the steering base 3, an annular fixture block 4 is rotatably clamped in the annular groove 31, a steering column 5 is welded on the annular fixture block 4, a handlebar 6 is disposed on the steering column 5, a damping lock groove 41 is disposed on the annular fixture block 4, and the damping lock groove 41 is clamped with the locking pin 7.

The annular groove 31 and the rotating hole 32 are both internally provided with the lubricating layer 9, and the lubricating layer 9 is liquid viscous lubricating oil, so that the smoothness of the steering column 5 during rotation adjustment is improved.

The circular groove 31 and the circular fixture block 4 are circular in cross section in plan view, so that the rotation adjustment of the steering column 5 and the front wheel 12 is ensured, and the steering column 5 is prevented from being separated from the rotating hole 32.

The two locking pins 7 are symmetrically arranged by taking the central axis of the steering column 5 as the center, so that the stability of locking and orienting the steering column 5 is improved.

The outer side end of the dead lock pin 7 is welded with a pull ring cap 71, a spring 72 is welded between the pull ring cap 71 and the steering seat 3, an extrusion head 73 is bonded on the dead lock pin 7, the extrusion head 73 is extruded and clamped in the damping lock groove 41, the extrusion head 73 with damping friction is extruded and clamped in the damping lock groove 41 with damping friction, and the dead lock pin 7 is prevented from slipping from the damping lock groove 41.

The twenty damping locking grooves 41 are circumferentially arranged by taking the overlooking circle center of the annular fixture block 4 as the center, so that the front wheel 12 can be locked and positioned at various angles.

The outer wall of the steering column 5 at the position of the steering hole 32 is provided with a sealing ring 8, so that the liquid lubricating layer 9 can be prevented from being exposed.

When used in this embodiment: can both hands catch on tab cap 71 simultaneously and stimulate, drive the dead round pin 7 of lock and withdraw from damping locked groove 41, the tensile deformation of spring 72 this moment, then rotate bottom front wheel 12 and rotate it to suitable angle when, loosen tab cap 71, recoil 72 is pulled back and is driven the dead round pin 7 of lock and block into current damping locked groove 41 fast, start button 21 after that, battery 2 is for motor 13 circular telegram, give rear wheel power, thereby it is whole that the dead front wheel 12 of angle lock carries out the circumference and traveles to drive electronic tricycle perambulator.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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 (7)

1. A deadlockable steering mechanism, comprising:

frame (1) to and locate cushion (11), front wheel (12), battery (2) on frame (1), turn to seat (3), motor (13), be equipped with button (21) on battery (2), it is equipped with dead round pin of lock (7) to insert on seat (3) to turn to, ring channel (31), commentaries on classics hole (32), slide opening (33) have been seted up on seat (3), ring channel (31) internal rotation joint has annular fixture block (4), be equipped with steering column (5) on annular fixture block (4), be equipped with handlebar (6) on steering column (5), be equipped with damping locked groove (41) on annular fixture block (4), damping locked groove (41) and dead round pin of lock (7) joint.

2. A deadlocking steering mechanism according to claim 1, wherein: and lubricating layers (9) are arranged in the annular groove (31) and the rotating hole (32).

3. A deadlocking steering mechanism according to claim 1, wherein: the overlooking cross sections of the annular groove (31) and the annular clamping block (4) are both circular structures.

4. A deadlocking steering mechanism according to claim 1, wherein: the two locking pins (7) are symmetrically arranged by taking the central axis of the steering column (5) as the center.

5. A deadlocking steering mechanism according to claim 1, wherein: the outer side end of the dead lock pin (7) is provided with a pull ring cap (71), a spring (72) is arranged between the pull ring cap (71) and the steering seat (3), an extrusion head (73) is arranged on the dead lock pin (7), and the extrusion head (73) is extruded and clamped in the damping lock groove (41).

6. A deadlocking steering mechanism according to claim 1, wherein: the damping locking grooves (41) are arranged circumferentially by taking the overlooking circle center of the annular fixture block (4) as the center.

7. A deadlocking steering mechanism according to claim 1, wherein: and a sealing ring (8) is arranged on the outer wall of the part of the steering column (5) positioned in the rotary hole (32).

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