CN2519772Y

CN2519772Y - Trailer for bicycle

Info

Publication number: CN2519772Y
Application number: CN 01225562
Authority: CN
Inventors: 宋郑还; 高翔
Original assignee: Goodbaby Group Corp
Current assignee: Good boy Group Ltd.; Goodbaby Child Products Co Ltd
Priority date: 2001-01-31
Filing date: 2001-05-17
Publication date: 2002-11-06
Anticipated expiration: 2011-05-17

Abstract

A trail car of a bicycle includes a side horizontal rod [4] at the two sides, a vehicle fixation seat [10] arranged at a side horizontal rod [4], a wheel [11] arranged at the vehicle fixation seat [10], a trail lever [1] connected at the side horizontal rod [4]. The utility model is characterized in that: the back part of the side horizontal rod [4] is respectively hinged with the external end parts of the two pieces of folded pull rod [16], and the two inner ends of the two pieces of folded pull rod [16] are respectively hinged with a pull hand [17]; The two back ends of the two pieces of the support rod [15] are respectively hinged with the back parts at the two sides of the side horizontal rod [4], and the two front ends of the two pieces of support rod [15] are respectively hinged at the two support rod slide sleeve [5]. The crossing of the two pieces of support rod and the two pieces of folded pull rod can make the whole vehicle finish lateral folding to reduce the volume and decrease the package cost and transportation cost.

Description

The trailer of bicycle

The utility model relates to the trailer on a kind of bicycle.

In the prior art, the trailer of bicycle comprise the side cross bar that is positioned at the left and right sides, respectively be arranged at wheel permanent seat on the side cross bar of described both sides, be arranged at wheel on the described wheel permanent seat respectively, be connected with drawbar on the described side cross bar, be fixedly connected with horizontal connecting rod between the side cross bar, this trailer can be longitudinal folding under non-working condition and during transport package, make that trailer can reduced volume, but can not be laterally folded, make the width of car load not change, then the transverse width of car load is still very big.

The purpose of this utility model is to provide a kind of trailer of bicycle that can be laterally folded.

The technical solution of the utility model is: a kind of trailer of bicycle comprises vehicle frame, the drawbar that is connected with described vehicle frame, is arranged at wheel permanent seat on the described vehicle frame, is arranged at the wheel on the wheel permanent seat; In the described vehicle frame, the rear portion that is positioned at the side cross bar of the left and right sides is hinged with the outer end of two folding pull rods respectively, two inner ends of described two folding pull rods are hinged with handle respectively, are hinged between two inner ends of perhaps described two folding pull rods; Between the side cross bar of two struts in both sides cross-shaped and that be hinged at the place of intersecting, two rearward end of described two struts are articulated in the rear portion of the side cross bar of both sides respectively, two leading sections of described two struts are articulated in respectively on two strut sliding sleeves, described two strut sliding sleeves respectively with the anterior sliding block joint mutually of the side cross bar of both sides.

The utility model compared with prior art has following advantage:

Two struts that green phase intersects and two root folding pull rods can be so that car load be finished horizontal foldingly, and then car load can reduced volume, reduces packing cost and traffic cost.

The utility model will be further described below in conjunction with drawings and Examples:

Accompanying drawing 1 is the structural front view of embodiment one of the present utility model;

Accompanying drawing 2 is the structure birds-eye view of embodiment one of the present utility model;

Accompanying drawing 3 is the right elevation of embodiment one of the present utility model after folding;

Accompanying drawing 4 is the structural front view of embodiment two of the present utility model;

Accompanying drawing 5 is the structure birds-eye view of embodiment two of the present utility model;

Accompanying drawing 6 is the right elevation of embodiment two of the present utility model after folding; Wherein:

[1], drawbar; [2], fixed knob; [3], side crossbar mount; [4], side cross bar; [5], strut sliding sleeve; [6], turn over bar; [7], paulin; [8], turn over pole socket; [9], side is held up pole socket; [10], wheel permanent seat; [11], wheel; [12], strut back seat; [13], drawbar Connection Block; [14], side is held up bar; [15], strut; [16], folding pull rod; [17], handle; [18], turn over the bar singletree; [19], fluffy bar; [20], fluffy pole socket; [21], fluffy bar joint;

Embodiment: referring to accompanying drawing, a kind of trailer of bicycle, comprise the side cross bar [4] that is positioned at the left and right sides, respectively be arranged at wheel permanent seat [10] on the side cross bar [4] of described both sides, be arranged at wheel [11] on the described wheel permanent seat [10] respectively, be connected with drawbar [1] (drawbar [1] also can be connected on other parts of vehicle frame) on the described side cross bar [4].The rear portion of the side cross bar [4] of described both sides is hinged with the outer end of two folding pull rods [16] respectively, and two inner ends of described two folding pull rods [16] are hinged with handle [17] respectively; The hinge top of described handle [17] is provided with the block that extends laterally, this block makes two inner ends of two folding pull rods [16] be the hinge that rotates that can only upwards arch upward with handle [17] respectively to be connected, shown in accompanying drawing 3 and accompanying drawing 6, when upwards [17] are shaken hands in pulling, can be pulled upwardly the upper end of two folding rods [16].

Also can directly be hinged between two inner ends of described two folding pull rods [16], two inner ends of pull bar this moment [16] are coaxial hinged with handle [17].

Referring to accompanying drawing 2 and accompanying drawing 5, cross-shaped and be positioned at two struts [15] that the place of intersecting is hinged between the side cross bar [4] of both sides, two rearward end of described two struts [15] are articulated in the rear portion of the side cross bar [4] of both sides respectively, two leading sections of described two struts [15] are articulated in respectively on two strut sliding sleeves [5], described two strut sliding sleeves [5] respectively with the anterior sliding block joint mutually of the side cross bar [4] of both sides, the mode of its sliding block joint is that described strut sliding sleeve [5] is enclosed within on the described side cross bar [4].When car load was laterally folded, described strut sliding sleeve [5] can be along side cross bar [4] to front slide.

Referring to accompanying drawing 1 to accompanying drawing 3, the top of described side cross bar [4] is provided with turns over bar [6], the front upper part of described side cross bar [4] and upper back are hinged with the sharp rear lower in the preceding bottom of turning over bar [6] respectively, the turning over to be connected with between bar [6] top of described both sides turned over bar singletree [18], describedly turn over an end of bar singletree [18] and the bar [6] that turns over of a side is hinged, the described other end and another rollover bar [6] that turns over bar singletree [18] removably connects.After the side cross bar [4] of the other end that turns over bar singletree [18] and a side is separated, the turning over bar [6] and can overturn to the inside as shown in Figure 3 of both sides, then car load can be finished folding.

Referring to accompanying drawing 4 to accompanying drawing 6, be hinged with the both ends of the fluffy bar [19] of two horizontally sets on the side cross bar [4] of described both sides, the middle part of described every fluffy bar [19] is connected by rotating fluffy bar joint [21] and is one, this fluffy bar joint [21] can rotate as shown in Figure 6, and it is laterally folded to make car load finish.

Lock connection mutually by fixed knob [2] between the rearward end of described drawbar [1] and the side cross bar [4], the rearward end of drawbar [1] and side cross bar [4] are connected as one.

Claims

1, a kind of trailer of bicycle, is arranged at wheel permanent seat [10] on the described vehicle frame, is arranged at the wheel [11] on the wheel permanent seat [10] at the drawbar [1] that comprise vehicle frame, is connected with described vehicle frame; It is characterized in that: in the described vehicle frame, the rear portion that is positioned at the side cross bar [4] of the left and right sides is hinged with the outer end of two folding pull rods [16] respectively, two inner ends of described two folding pull rods [16] are hinged with handle [17] respectively, are hinged between two inner ends of perhaps described two folding pull rods [16]; Cross-shaped and be positioned at two struts [15] that the place of intersecting is hinged between the side cross bar [4] of both sides, two rearward end of described two struts [15] are articulated in the rear portion of the side cross bar [4] of both sides respectively, two leading sections of described two struts [15] are articulated in respectively on two strut sliding sleeves [5], described two strut sliding sleeves [5] respectively with the anterior sliding block joint mutually of the side cross bar [4] of both sides.

2, the trailer of bicycle according to claim 1 is characterized in that: the side cross bar [4] of both sides is provided with wheel permanent seat [10], is connected with drawbar [1] on the described side cross bar [4].

3, the trailer of bicycle according to claim 1 is characterized in that: described strut sliding sleeve [5] is enclosed within on the described side cross bar [4].

4, the trailer of bicycle according to claim 1, it is characterized in that: the top of described side cross bar [4] is provided with turns over bar [6], the front upper part of described side cross bar [4] and upper back are hinged with preceding bottom and the rear lower that turns over bar [6] respectively, and the turning over to be connected with between bar [6] top of described both sides turned over bar singletree [18].

5, the trailer of bicycle according to claim 4 is characterized in that: describedly turn over an end of bar singletree [18] and the bar [6] that turns over of a side is hinged, the described other end and another rollover bar [6] that turns over bar singletree [18] removably connects.

6, the trailer of bicycle according to claim 1 is characterized in that: the both ends that are hinged with the fluffy bar [19] of at least one horizontally set on the side cross bar [4] of described both sides respectively; Described fluffy bar [19] is hinged by three joints and forms, and two joints of both sides wherein are fluffy bar [19], and the middle part is fluffy bar joint [21].

7, the trailer of bicycle according to claim 1 is characterized in that: lock connection mutually by fixed knob [2] between the rearward end of described drawbar [1] and the side cross bar [4].

8, the trailer of bicycle according to claim 1, it is characterized in that: two inner ends of described two folding pull rods [16] respectively with handle [17] when being hinged, the hinge of described handle [17] top is provided with the block that extends laterally, and this block makes two inner ends of two folding pull rods [16] be the hinge that rotates that can only upwards arch upward with handle [17] respectively to be connected.

9, the trailer of bicycle according to claim 1 is characterized in that: when being hinged between two inner ends of described two folding pull rods [16], handle [17] is coaxial hinged with two folding pull rods [16].