CN101691130B

CN101691130B - Tricycle for children

Info

Publication number: CN101691130B
Application number: CN2009101158223A
Authority: CN
Inventors: 李泽军; 何高军; 朱建东
Original assignee: Goodbaby Child Products Co Ltd
Current assignee: Goodbaby Child Products Co Ltd
Priority date: 2009-08-24
Filing date: 2009-08-24
Publication date: 2011-11-16
Anticipated expiration: 2029-08-24
Also published as: CN101691130A

Abstract

A children's tricycle, comprising a vehicle frame, a front wheel, rear wheels respectively arranged at the bottom and rear parts of both sides of the vehicle frame, a seat arranged on the vehicle frame, and the vehicle frame includes a vehicle head with a handlebar, a front fork, and a front fork The front standpipe is rotatably arranged in the fork phase. There is a second headstock fixing seat on the frame. The second headstock fixing seat is located in front of the seat. The headstock has a first working state and a second working state. When the headstock is in the first working state Next, the headstock is detachably connected to the front fork, and when the headstock is in the second working state, the headstock is detachably connected to the second headstock fixing seat. The headstock and the front fork can be disassembled. When the headstock is in the first working state, the headstock can control the steering of the front fork. When the headstock is in the second working state, the headstock can form a fence located in front of the seat.

Description

Child's tricycle

Technical field

The present invention relates to a kind of child's tricycle.

Background technology

Child's tricycle of the prior art, as number of patent application be 00216116.8, as shown in the title child's tricycle, this child's tricycle comprise vehicle frame, front-wheel, respectively be arranged at described vehicle frame both sides rear portion, the end trailing wheel, be arranged at the seat on the described vehicle frame, the setting that is fixed as one of the preceding standpipe that described vehicle frame comprises headstock with handlebar, front fork, is provided with rotationally mutually with described front fork, described headstock and described front fork.

Summary of the invention

The technical problem to be solved in the present invention provides a kind of child's tricycle.

Solving the problems of the technologies described above, a kind of technical scheme that the present invention adopts is: a kind of child's tricycle, comprise vehicle frame, front-wheel, be arranged at the trailing wheel at rear portion, the end of the both sides of described vehicle frame respectively, be arranged at the seat on the described vehicle frame, described vehicle frame comprises the headstock with handlebar, front fork, the preceding standpipe that is provided with rotationally mutually with described front fork, has the second headstock permanent seat on the described vehicle frame, the described second headstock fixed seating is in the place ahead at described seat, described headstock has first mode of operation and second mode of operation, when described headstock is under first mode of operation, described headstock can connect mutually with described front fork with dismantling, when described headstock is under second mode of operation, described headstock can connect mutually with the described second headstock permanent seat with dismantling.

In some embodiments, described headstock comprises the headstock support, has second tube chamber on the described second headstock permanent seat, described front fork comprises the front fork body, is fixed on the first headstock permanent seat with first tube chamber on the described front fork body, when described headstock is under first mode of operation, described headstock support is inserted in described first tube chamber, and when described headstock is under second mode of operation, described headstock support is inserted in described second tube chamber.

In some further embodiment, described headstock support is provided with locations, have first positioning groove on the described first headstock permanent seat, have second positioning groove on the described second headstock permanent seat, when described headstock is under first mode of operation, described locations is inserted in described first positioning groove, and when described headstock is under second mode of operation, described locations is inserted in described second positioning groove.

In some further again embodiment, be fixedly connected with an end of push button element on the described headstock support, have push button element on the described headstock support and dodge the space, the space is dodged facing to described push button element in described push button element inside portion, and described locations is fixed on the outside portion of described push button element.

In some further embodiment, have the first spline pin on the described front fork, offer the spline groove that Open Side Down on the described headstock support, when described headstock is under first mode of operation, the described first spline pin is inserted in the described spline groove.

Again further in embodiment, have second spline pin on the described second headstock permanent seat at some, when described headstock is under second mode of operation, the described second spline pin is inserted in the described spline groove.

In some embodiments, its above-below direction of described headstock support upper edge has positioning groove, described first its above-below direction of headstock permanent seat upper edge is provided with first positioning bar, described first positioning bar is positioned at described first tube chamber, described second its above-below direction of headstock permanent seat upper edge is provided with second positioning bar, described second positioning bar is positioned at described second tube chamber, when described headstock is under first mode of operation, described first positioning bar is inserted in the described positioning groove, when described headstock is under second mode of operation, described second positioning bar is inserted in the described positioning groove.Described first positioning bar, described second positioning bar and described positioning groove make that operation was more convenient when described headstock was changed between first mode of operation and second mode of operation.

In some embodiments, described vehicle frame also comprises the back vehicle frame that extends back and form along the part of described preceding standpipe, approximate mid-section is fixedly installed on the transverse bracket at vehicle frame rear portion, described back, bottom and the described transverse bracket bonded assembly seat back pole-bracket that rotates, the upper end of bottom and the described seat back pole-bracket bonded assembly push rod that rotates, the front portion of rearward end and the described push rod bonded assembly seat front pole-bracket that rotates, the leading section of leading section and the described front pole-bracket bonded assembly hoop frame that rotates, described hoop frame is connected rotatedly with described transverse bracket, described seat comprises seat frame, the front portion of described seat frame is connected rotatedly with described seat front pole-bracket, the rear portion of described seat frame is connected rotatedly with the seat back pole-bracket of stating, be fixed with cross bar on the described seat front pole-bracket, be rotatably connected to an end of step frame on the described cross bar, its length direction of vehicle frame upper edge, described back is provided with sliding part slidably, is connected rotatedly by connecting rod between the other end of described step frame and the described sliding part.

Scope of the present invention is not limited to the technical scheme that the particular combinations of above-mentioned technical characterictic forms, and also should contain simultaneously by above-mentioned technical characterictic or its equivalent feature to carry out combination in any and other technical scheme of forming.The technical characterictic that disclosed (but being not limited to) has a similar functions among for example above-mentioned feature and the application is replaced mutually and technical scheme of forming etc.

Because technique scheme utilization, the present invention compared with prior art has following advantage: can dismantle between described headstock and the described front fork, when headstock is under first mode of operation, headstock can be controlled front fork and turn to, when headstock is under second mode of operation, headstock can constitute the fence that is positioned at the place ahead, seat.

Description of drawings

Accompanying drawing 1 is block diagram of the present invention (headstock is under first mode of operation);

Accompanying drawing 2 is front view of the present invention (headstock is under second mode of operation);

Accompanying drawing 3 is the structural representation of headstock;

Accompanying drawing 4 is a headstock support main body structure scheme drawing;

Accompanying drawing 5 is the enlarged diagram (headstock is under first mode of operation) of the headstock and the first headstock permanent seat junction;

Accompanying drawing 6 is the amplification view (headstock is under first mode of operation) of the headstock and the first headstock permanent seat junction.

Wherein: 1, vehicle frame; 2, front-wheel; 3, trailing wheel; 4, headstock; 5, front fork; 6, headstock support; 7, the first headstock permanent seat; 8, the second headstock permanent seat; 9, first tube chamber; 10, second tube chamber;

11, locations; 12, first positioning groove; 13, push button element; 14, push button element is dodged the space; 15, push-button socket; 16, front fork body; 17, headstock support body; 18, handlebar; 19, the first spline pin; 20, spline groove;

21, back vehicle frame; 22, transverse bracket; 23, seat back pole-bracket; 24, seat front pole-bracket; 25, push rod; 26, seat frame; 27, preceding standpipe; 28, hoop frame; 29, step frame; 30, cross bar; 31, connecting rod; 32, sliding part.

The specific embodiment

As accompanying drawing 1, shown in the accompanying drawing 2, a kind of child's tricycle, comprise vehicle frame 1, front-wheel 2, be arranged at the trailing wheel 3 at rear portion, the end of the both sides of described vehicle frame 1 respectively, be arranged at the seat on the described vehicle frame 1, described vehicle frame 1 comprises the headstock 4 with handlebar 18, front fork 5, the preceding standpipe 27 that is provided with rotationally mutually with described front fork 5, has the second headstock permanent seat 8 on the described vehicle frame 1, the described second headstock permanent seat 8 is positioned at the place ahead at described seat, described headstock 4 has first mode of operation and second mode of operation, when described headstock 4 is under first mode of operation, described headstock 4 can connect mutually with described front fork 5 with dismantling, when described headstock 4 is under second mode of operation, described headstock 4 can connect mutually with the described second headstock permanent seat 8 with dismantling.

Shown in accompanying drawing 1, accompanying drawing 2, accompanying drawing 6, described headstock 4 comprises headstock support 6, has second tube chamber 10 on the described second headstock permanent seat 8, described front fork 5 comprises front fork body 16, is fixed on the first headstock permanent seat 7 with first tube chamber 9 on the described front fork body 16, when described headstock 4 is under first mode of operation, described headstock support 6 is inserted in described first tube chamber 9, when described headstock 4 is under second mode of operation, described headstock support 6 is inserted in described second tube chamber 10.

Shown in accompanying drawing 3, accompanying drawing 5, accompanying drawing 6, described headstock support 6 is provided with locations 11, have first positioning groove 12 on the described first headstock permanent seat 7, have second positioning groove on the described second headstock permanent seat 8, when described headstock 4 is under first mode of operation, described locations 11 is inserted in described first positioning groove 12, and when described headstock 4 is under second mode of operation, described locations 11 is inserted in described second positioning groove.

Shown in accompanying drawing 4, accompanying drawing 6, be fixedly connected with an end of push button element 13 on the described headstock support 6, have push button element on the described headstock support 6 and dodge space 14, space 14 is dodged facing to described push button element in described push button element 13 inside portions, and described locations 11 is fixed on the outside portion of described push button element 13.Described headstock support 6 comprises headstock support body 17, is fixedly installed on the push-button socket 15 on the described headstock support body 17, described push button element 13 is a Plastic Parts, push-button socket 15 is a Plastic Parts, and described push button element 13 1 ends and described push-button socket 15 are integrally formed.

Shown in accompanying drawing 4, accompanying drawing 6, has the first spline pin 19 on the front fork body 16 of described front fork 5, offer spline groove 20 on the described headstock support 6, definitely, described spline groove 20 is opened on described headstock support body 17, has front fork body tube chamber on the described front fork body 16, when described headstock 4 is under first mode of operation, headstock support body 17 is inserted in the described front fork body tube chamber, and the described first spline pin 19 is inserted in the described spline groove 20.Simultaneously, the described first spline pin 19 also plays the effect that described front fork body 16 and the described first headstock permanent seat 7 are fixed together.Do not have diagram, have the second spline pin on the described second headstock permanent seat 8, when described headstock 4 is under second mode of operation, the described second spline pin is inserted in the described spline groove 20.

Its above-below direction of described headstock support 6 upper edges has positioning groove, its above-below direction of the described first headstock permanent seat 7 upper edges is provided with first positioning bar, described first positioning bar is positioned at described first tube chamber 9, its above-below direction of the described second headstock permanent seat 8 upper edges is provided with second positioning bar, described second positioning bar is positioned at described second tube chamber 10, when described headstock 4 is under first mode of operation, described first positioning bar is inserted in the described positioning groove, when described headstock 4 is under second mode of operation, described second positioning bar is inserted in the described positioning groove.

As accompanying drawing 1, shown in the accompanying drawing 2, described vehicle frame 1 also comprises the back vehicle frame 21 that extends back and form along the part of described preceding standpipe 27, be arranged on the transverse bracket 22 at vehicle frame 21 rear portions, described back, bottom and the described transverse bracket 22 bonded assembly seat back pole-bracket 23 that rotates, the upper end of bottom and the described seat back pole-bracket 23 bonded assembly push rod 25 that rotates, the front portion of rearward end and the described push rod 25 bonded assembly seat front pole-bracket 24 that rotates, the leading section of leading section and the described front pole-bracket 24 bonded assembly hoop frame 28 that rotates, described hoop frame 28 is connected rotatedly with described transverse bracket 22, described seat comprises seat frame 26, the front portion of described seat frame 26 is connected rotatedly with described seat front pole-bracket 24, the rear portion of described seat frame is connected rotatedly with the seat back pole-bracket of stating 23, be fixed with cross bar 30 on the described seat front pole-bracket 24, be rotatably connected to an end of step frame 29 on the described cross bar 30, its length direction of vehicle frame 21 upper edges, described back is provided with sliding part 32 slidably, is connected rotatedly by connecting rod 31 between the other end of described step frame 29 and the described sliding part 32.Described front-wheel 2 is arranged at the bottom of described front fork 5, and two described trailing wheels 3 are arranged at the bottom of the both sides of described back vehicle frame 21 respectively.

As shown in Figure 6, when headstock is under first mode of operation and locking, the operator manually presses push button element 13, and push button element 13 distortion deflections enter push button element and dodge space 14, the locations 11 and first positioning groove 12 are separated, headstock 4 can be extracted in first tube chamber 9.Again positioning groove is faced toward second positioning bar, headstock support 6 is inserted in second tube chamber 10, the second headstock permanent seat 8 causes push button element 13 distortion deflection to enter push button element dodging space 14, when headstock 4 is inserted into the end, the second spline pin is inserted in the spline groove 20, and locations 11 enters in second positioning groove, is about to head lock due to second mode of operation.

Before the position at described front-wheel place was, after the position at described trailing wheel place was, the position at handlebar place was last, and the position at described front-wheel place is for down.

As mentioned above, we are illustrated according to aim of the present invention fully, but the present invention is not limited to the foregoing description and implementation method.The practitioner of correlative technology field can carry out different variations and enforcement in the scope of technological thought permission of the present invention.

Claims

1. a children's tricycle, comprising a vehicle frame (1), a front wheel (2), a rear wheel (3) that is respectively arranged at the bottom rear portion on both sides of the described vehicle frame (1), is arranged on the described vehicle frame (1) A seat on a vehicle frame (1), said vehicle frame (1) comprising a headstock (4) with a handlebar (18), a front fork (5), and a front fork (5) which is rotatably arranged The front riser (27) is characterized in that: the vehicle frame (1) has a second headstock fixing seat (8), and the second headstock fixing seat (8) is located in front of the seat, The headstock (4) has a first working state and a second working state, when the headstock (4) is in the first working state, the headstock (4) is in contact with the front fork (5) Detachably connected, when the headstock (4) is in the second working state, the headstock (4) is detachably connected to the second headstock fixing seat (8).

2. The children's tricycle according to claim 1, characterized in that: said headstock (4) includes a headstock bracket (6), and said second headstock holder (8) has a second lumen (10 ), the front fork (5) includes a front fork body (16), a first headstock holder (7) with a first lumen (9) fixed on the front fork body (16), when When the headstock (4) is in the first working state, the headstock bracket (6) is inserted into the first tube cavity (9), when the headstock (4) is in the second working state Next, the head bracket (6) is inserted into the second lumen (10).

3. The children's tricycle according to claim 2, characterized in that: said head bracket (6) is provided with a positioning piece (11), said first head mount (7) is provided with a first Positioning slot (12), the second positioning slot is opened on the second head fixing seat (8), when the head (4) is in the first working state, the positioning part (11) is inserted in In the first positioning groove (12), when the headstock (4) is in the second working state, the positioning member (11) is inserted into the second positioning groove.

4. The children's tricycle according to claim 3, characterized in that: one end of the button part (13) is fixedly connected to the said headstock bracket (6), and said headstock bracket (6) is provided with a The button avoidance space (14), the inner side of the button member (13) faces the button avoidance space (14), the positioning member (11) is fixed on the button member (13) on the outer side.

5. The children's tricycle according to claim 2, characterized in that: the front fork (5) has a first locking pin (19), and the front bracket (6) is provided with an opening downward The anti-rotation groove (20), when the headstock (4) is in the first working state, the first anti-rotation pin (19) is inserted into the anti-rotation groove (20).

6. The children's tricycle according to claim 5, characterized in that: there is a second anti-rotation pin on the second head fixing seat (8), when the head (4) is in the second working state, The second anti-rotation pin is inserted into the anti-rotation groove (20). the

7. The children's tricycle according to claim 2, characterized in that: said head bracket (6) has a positioning groove along its up and down direction, and said first head fixing seat (7) has a positioning groove along its up and down direction. A first positioning rib is provided, and the first positioning rib is located in the first lumen (9), and a second positioning rib is arranged on the second head fixing seat (8) along its up and down direction, The second positioning rib is located in the second lumen (10), when the headstock (4) is in the first working state, the first positioning rib is inserted into the positioning groove , when the headstock (4) is in the second working state, the second positioning rib is inserted into the positioning groove.

8. The children's tricycle according to any one of claims 1-7, characterized in that: said vehicle frame (1) also includes a part extending backward along said front riser (27) The rear frame (21), the cross bracket (22) fixed at the rear of the rear frame (21) in the roughly middle part, and the seat back support whose lower end is rotatably connected to the cross bracket (22) Frame (23), the push rod (25) that the lower end is rotatably connected with the upper end of the seat rear bracket (23), the rear end is rotatably connected with the front part of the push rod (25) Seat front support frame (24), the basket frame (28) that the front end portion is rotatably connected with the front end portion of the front support frame (24), the basket frame (28) and the horizontal bracket (22 ) is rotationally connected, the seat includes a seat frame (26), the front portion of the seat frame (26) is rotationally connected with the front support frame (24) of the seat, and the seat frame The rear part is rotatably connected with the seat rear support frame (23), the seat front support frame (24) is fixed with a cross bar (30), and the described cross bar (30) is rotatably connected with a pedal One end of the frame (29), the rear frame (21) is slidably provided with a sliding piece along its length direction, between the other end of the stepping frame (29) and the sliding piece Rotately connected by connecting rod (31). the