CN2157904Y - Dismountable moving wheel carrier for front wheels of children's carriage - Google Patents

Abstract

The utility model relates to a dismountable moving wheel carrier for front wheels of a children's carriage, which comprises a wheel carrier body, a movable sleeve member, a wheel shaft sleeve and a bolt rod, wherein, the wheel carrier body is the connecting body of a shaft sleeve of the wheel carrier and a shaft sleeve of a front wheel, and the movable sleeve member is placed in a middle hole of the shaft sleeve of the wheel carrier. The inner wall surface of the shaft sleeve of the wheel carrier is provided with a rail strip or a rail groove, and the outer wall of the movable sleeve member is provided with the rail groove or the rail strip. The rail groove or the rail strip of the movable sleeve member is sheathed with the rail groove or the rail strip which is arranged at the inner wall surface of the shaft sleeve of the wheel carrier. A shaft of the front wheel is provided with a groove hole, and the side of the shaft sleeve, which is near to the wheel carrier is provided with an operating rod. The inner side of the operating rod is provided with a flange, and the minor diameter ring circumstance of the wheel shaft sleeve can be contacted with or separated from the flange of the operating rod. The utility model has the advantages of fast and firm assembly, and convenient positioning.

Description

Dismountable moving wheel carrier for front wheels of children's carriage

The utility model relates to a kind of appurtenance of children special-purpose, especially the removable movable wheel carrier of perambulator front-wheel.

As Fig. 1: between the vehicle frame axle sleeve A of public perambulator front-wheel wheel carrier and the movable loop bar B adopt direct fit mode more.That is: tightening latch inserts from A1 place, oval tubular tightening latch hole, and the keyhole B1 that desires to pass activity external member B is quite very difficult.Cause combination to add man-hour, the generation group is upright to be difficult for, the shortcoming that speed of production is slow, thereby the cost of manufactured product is increased, be unfavorable for suitability for industrialized production.

The purpose of this utility model is that proposition is a kind of easy to assembly, and group is found rapidly the removable movable wheel carrier of perambulator front-wheel accurately, to reduce manufacturing cost, improves competitiveness of product.

The utility model is achieved in that the removable tressel of perambulator front-wheel, by wheel carrier body 1, activity external member 4, axle sleeve 5, tightening latch is formed, wherein: wheel carrier body 1 is the siamese part of vehicle frame axle sleeve 2 and front-wheel axle sleeve 3, in vehicle frame axle sleeve two sides tightening latch hole 20 is set respectively, tightening latch hole 41 activity external members also are set in the relevant position of activity external member to be positioned in the mesopore of vehicle frame axle sleeve, it is characterized in that: rail bar 22 is set at vehicle frame sleeve lining face 21, outer wall in activity external member 4 is provided with a rail groove 42, the rail groove 42 of described activity external member and rail bar 22 fits of vehicle frame axle sleeve; 3 places are provided with slotted eye 30 at the front-wheel axle sleeve, near vehicle frame axle sleeve side setting operation bar 31, in the inboard of control lever bead 310 are set; The path ring of axle sleeve encloses 50 with bead 310 contact of control lever or separate; The fit mode of described activity external member 4 and vehicle frame axle sleeve 2, also can adopt vehicle frame sleeve lining face be provided with rail groove 22 ', the outer wall of activity external member be provided with rail bar 42 '.

Structure of the present utility model, make in conjunction with the combination of external member and vehicle frame shaft room rapidly, firm, can improve assembly speed.

Fig. 1 is public perambulator wheel carrier top view.

Fig. 2 is the utility model birds-eye view.

Fig. 3 is the utility model B-B cutaway view.

Fig. 4 is the utility model three-dimensional exploded view.

Fig. 5 is the three-dimensional exploded view of the another kind of fit mode of the utility model.

Now further narrate structure of the present utility model and embodiment in conjunction with the accompanying drawings:

Referring to Fig. 2～5: the utility model comprises a wheel carrier body 1, one activity external member 4, one front-wheel axle sleeves 3, an axle sleeve 5.The wheel carrier body is formed by vehicle frame axle sleeve 2 and front-wheel axle sleeve 3 disjunctors.Respectively have oval tubular tightening latch hole 20 in the both sides of vehicle frame axle sleeve 2, a rail bar 22 is set in the appropriate position of internal face 21, the outside face at the vehicle frame axle sleeve has a plurality of ring-type burrs 23 again, in the hope of strengthening the impregnability of axle sleeve; Activity external member 4 along the central axis direction inwall setting deep hole 40 that the frame axle inserts of buying car in installments, at the parallel deep hole 40 of its outside face rail groove 42 is set, in the direction of activity external member vertical central axis tightening latch 41 is set; The rail groove of activity external member 4 or rail bar 42,42 ' with the rail bar 22 or the rail groove 22 ' fit of vehicle frame axle sleeve 2, tightening latch can insert and pass rapidly the activity external member by the outside.Front wheel spindle tackling one slotted eye 30 has a control lever 31 in a side of front-wheel axle sleeve, freely stirs front-wheel by it, in the inboard of control lever 31 bead 310 is set; Axle sleeve 5 has a path ring and encloses 50, and the bead 310 of control lever is enclosed 50 contacts with this ring and separated, and can make axle sleeve 5 location or separation, and axle sleeve can arbitrarily be rotated after 5 location, and can utilize axle sleeve in conjunction with front-wheel wheel shaft 3, fixedly front-wheel.Tightening latch facilitates penetration of the tightening latch hole 20 on the vehicle frame axle sleeve, the tightening latch hole 41 of activity external member, thereby fixing vehicle frame axle.Tightening latch penetrates in the bar hole 51 at axle sleeve 5 places fixedly front wheel spindle.

Claims (2)

1, the removable tressel of a kind of perambulator front-wheel, by wheel carrier body (1), activity external member (4), axle sleeve (5), tightening latch is formed, wherein: wheel carrier body (1) is the siamese part of vehicle frame axle sleeve (2) and front-wheel axle sleeve (3), in vehicle frame axle sleeve two sides tightening latch hole (20) is set respectively, tightening latch hole (41) activity external member also is set in the relevant position of activity external member to be positioned in the mesopore of vehicle frame axle sleeve, it is characterized in that: rail bar (22) is set at vehicle frame sleeve lining face (21), outer wall in activity external member (4) is provided with a rail groove (42), rail bar (22) fit of the rail groove (42) of described activity external member and vehicle frame axle sleeve; Locate to be provided with slotted eye (30) at front-wheel axle sleeve (3),, bead (310) is set in the inboard of control lever near vehicle frame axle sleeve side setting operation bar (31); The path ring of axle sleeve encloses bead (310) contact of (50) and control lever or separates.

2, by the removable movable wheel carrier of the described perambulator front-wheel of claim 1, it is characterized in that: the fit mode of described activity external member (4) and vehicle frame axle sleeve (2), also can adopt at vehicle frame sleeve lining face rail groove (22 ') is set, rail bar (42 ') is set at the outer wall of activity external member.

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