CN205022789U - Child's tricycle convenient to it is folding - Google Patents
Child's tricycle convenient to it is folding Download PDFInfo
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- CN205022789U CN205022789U CN201520776495.7U CN201520776495U CN205022789U CN 205022789 U CN205022789 U CN 205022789U CN 201520776495 U CN201520776495 U CN 201520776495U CN 205022789 U CN205022789 U CN 205022789U
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- frame
- connecting rod
- foot support
- hole
- folding
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Abstract
The utility model discloses a child's tricycle convenient to it is folding, including the locomotive frame, the automobile body frame, back frame, the foot support, rotatory connecting rod and folding connecting rod, the back upper portion and the preceding upper portion of automobile body frame of locomotive frame are connected, the back lower part of locomotive frame is connected through rotatory connecting rod and the anterior of back frame, the well lower part and the anterior of back frame of automobile body frame are connected, the lower part of back frame and the upper portion swivelling joint of foot support, folding connecting rod is " Z " shape connecting rod, swivelling joint is connected through spring and automobile body frame between the front portion of the first end of folding connecting rod and well lower part that the automobile body put up and back frame, the second end of folding connecting rod is connected with and is used for driving the rotatory rotary switch of folding connecting rod. The utility model discloses an including folding and the expansion of the three -section folding mechanism control child's tricycle between locomotive frame and the automobile body frame, between automobile body frame and the back frame, between back frame and the foot support, can not only realize better that folding being convenient for of child's tricycle is deposited, the while is carried for going out and is provided convenient more.
Description
Technical field
The utility model relates to a kind of child's tricycle, particularly relates to a kind of child's tricycle being convenient to fold.
Background technology
At present, the child's tricycle overwhelming majority on the market all can not fold, even if there are some to fold, its folding effect is also undesirable, more effectively can not save storage area when not using, also causing the space waste in packed and transported simultaneously, increase traffic cost.
Utility model content
The purpose of this utility model is just to provide a kind of child's tricycle being convenient to fold to solve the problem.
The utility model is achieved through the following technical solutions above-mentioned purpose:
A kind of child's tricycle being convenient to fold, comprise headstock frame, vehicle body frame, Rear frame and foot support, also comprise swivel link and folding connecting rod, the rear portion of described headstock frame is provided with connecting bore and lower connecting bore, the front portion of described vehicle body frame is provided with front connecting bore, the middle part of described vehicle body frame is provided with the rear connecting bore be positioned at below described front connecting bore, the front portion of described Rear frame is provided with front upper hole and front lower opening, the middle and lower part of described Rear frame is provided with lower opening, described foot support comprises the transverse tube of interconnective bottom and the vertical tube on top, the top of the vertical tube of described foot support is provided with hole, the upper connecting bore of described headstock frame is rotaryed connection by bearing pin with the front connecting bore of described vehicle body frame, the lower connecting bore of described headstock frame is rotaryed connection by bearing pin with the front end of described swivel link, rotaryed connection by bearing pin with the front lower opening of described Rear frame in the rear end of described swivel link, the rear connecting bore of described vehicle body frame is rotaryed connection by bearing pin with the front upper hole of described Rear frame, the lower opening of described Rear frame is rotaryed connection by bearing pin with the upper hole of described foot support, described folding connecting rod is " Z " shape connecting rod, the middle part of described vehicle body frame is provided with the bar hole of fore-and-aft direction, the front portion of described Rear frame is provided with former and later two draw-in grooves, the first end of described folding connecting rod is through described bar hole and draw-in groove realization and the connection described vehicle body frame and described Rear frame described in one of them, the first end of described folding connecting rod can slide in described bar hole, the position described vehicle body frame being positioned at described bar hole front is provided with hanging hole, spring is connected with between the first end of described folding connecting rod and described hanging hole, second end of described folding connecting rod is connected with the rotor switch for driving described folding connecting rod to rotate.
In said structure, swivel link is utilized to form upper and lower two Rotatable connecting structures between headstock frame and vehicle body frame, can keep stable when child's tricycle is in normal working, realize folding by rotating when child's tricycle needs folding, namely vehicle body frame after rotation from laterally becoming roughly vertical form, thus can realize folder function; Folding connecting rod and spring combined action realize rotation between vehicle body frame and Rear frame and screens thus realize Rear frame being in horizontal position when normal work, when folding, be in the folder function of roughly vertical position.Like this, Rear frame can realize the rotary folding function relative to vehicle body frame, and vehicle body frame can realize the rotary folding function relative to headstock frame, and whole child's tricycle can realize folding effect by a relatively large margin.
Further, for the ease of realizing rotation and the screens of foot support, the position be positioned at below described lower opening, middle and lower part of the vertical tube of described Rear frame is provided with former and later two bayonet sockets, the position that the top of the vertical tube of described foot support is positioned at below described upper hole is provided with bar shaped hole clipping, axis is through described bar shaped hole clipping and bayonet fittings described in one of them, the vertical tube of described foot support is set with plastic pipe, in the vertical tube through hole of described foot support, plastic strip is installed, the bottom of described plastic strip and the middle part of described plastic pipe are provided with horizontal connecting bore separately, the connecting bore of described plastic strip and the connecting bore of described plastic pipe are by the rivet interlacement through the vertical tube of described foot support, in the vertical tube through hole of described foot support, the position be positioned at below described plastic strip is provided with stage clip, the top of described plastic strip and the top of described plastic pipe are all withstood described axis and described axis are stuck in bayonet socket described in one of them.
The beneficial effects of the utility model are:
The utility model controls the folding of child's tricycle by the three sections of fold mechanisms comprised between headstock frame and vehicle body frame, between vehicle body frame and Rear frame, between Rear frame and foot support and launches, folding being convenient to that can not only realize child's tricycle is better deposited, and carries simultaneously provide convenient more for going out.
Accompanying drawing explanation
Fig. 1 is the solid assembling exploded view being convenient to each vehicle frame of the child's tricycle folded described in the utility model;
Fig. 2 is the block diagram after each vehicle frame assembling being convenient to the child's tricycle folded described in the utility model;
Fig. 3 is the child's tricycle being convenient to fold described in the utility model is in deployed condition front view at foot support;
Fig. 4 be described in the utility model be convenient to the child's tricycle folded each vehicle frame and handlebar and trailing wheel assembling process in block diagram;
Fig. 5 is the child's tricycle being convenient to fold described in the utility model is in folded state front view at foot support;
Fig. 6 is the front view that the child's tricycle being convenient to fold described in the utility model is in complete folded state.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As depicted in figs. 1 and 2, the child's tricycle being convenient to fold described in the utility model comprises headstock frame 1, vehicle body frame 2, Rear frame 5, foot support 7, swivel link 3 and folding connecting rod 4, the rear portion of headstock frame 1 is provided with connecting bore 20 and lower connecting bore 21, the front portion of vehicle body frame 2 is provided with front connecting bore 16, the middle part of vehicle body frame 2 is provided with the rear connecting bore 17 be positioned at below front connecting bore 16, the front portion of Rear frame 5 is provided with front upper hole 19 and front lower opening 27, the middle and lower part of Rear frame 5 is provided with lower opening 23, foot support comprises the transverse tube of interconnective bottom and the vertical tube on top, the top of the vertical tube of foot support 7 is provided with hole 26, the upper connecting bore 20 of headstock frame 1 is rotaryed connection by bearing pin with the front connecting bore 16 of vehicle body frame 2, the lower connecting bore 21 of headstock frame 1 is rotaryed connection by bearing pin with the front end of swivel link 3, rotaryed connection by bearing pin with the front lower opening 27 of Rear frame 5 in the rear end of swivel link 3, the rear connecting bore 17 of vehicle body frame 2 is rotaryed connection by bearing pin with the front upper hole 19 of Rear frame 5, the lower opening 23 of Rear frame 5 is rotaryed connection by bearing pin with the upper hole 26 of foot support 7, folding connecting rod 4 is " Z " shape connecting rod, the middle part of vehicle body frame 2 is provided with the bar hole 18 of fore-and-aft direction, the front portion of Rear frame 5 is provided with former and later two draw-in grooves 22, the first end of folding connecting rod 4 realizes through bar hole 18 and one of them draw-in groove 22 and connection vehicle body frame 2 and Rear frame 5, the first end of folding connecting rod 4 can slide in bar hole 18, position vehicle body frame 2 being arranged in bar hole 18 front is provided with hanging hole (figure is unmarked), spring 10 is connected with between the first end of folding connecting rod 4 and hanging hole, second end of folding connecting rod 4 is connected with the rotor switch 9 rotated for Foldable connecting rod 4, the position be positioned at below lower opening 23, middle and lower part of the vertical tube of Rear frame 5 is provided with former and later two bayonet sockets 24, the position be positioned at below hole 26, top of the vertical tube of foot support 7 is provided with bar shaped hole clipping 25, axis 6 coordinates with one of them bayonet socket 24 through bar shaped hole clipping 25, the vertical tube of foot support 7 is set with plastic pipe 8, in the vertical tube through hole of foot support 7, plastic strip 14 is installed, the bottom of plastic strip 14 and the middle part of plastic pipe 8 are provided with horizontal connecting bore separately, the connecting bore of plastic strip 14 and the connecting bore of plastic pipe 8 are by the rivet interlacement through the vertical tube of foot support 7, in the vertical tube through hole of foot support 7, the position be positioned at below plastic strip 14 is provided with stage clip 15, the top of plastic strip 14 and the top of plastic pipe 8 are all withstood axis 6 and axis 6 are stuck in one of them bayonet socket 24.
As shown in Figure 3 and Figure 4, top installation car on headstock frame 1 is 11, and front fork 12 is installed in the bottom on headstock frame 1, installs front-wheel in the bottom of front fork 12, at two, the installation left and right sides, the rear portion trailing wheel 13 of Rear frame 5, after installing, form overall child's tricycle.
Composition graphs 1, Fig. 5 and Fig. 6, the folding principle of this child's tricycle is as follows:
The first step: make axis 6 depart from the bayonet socket 24 in the front of Rear frame 5 by slide downward first Plastic Parts 8, the whole assembly part of foot support 7 is rotated around the bearing pin (bolt) through upper hole 26, when rotating the bayonet socket 24 to the rear of Rear frame 5 backward, plastic strip 14 and plastic pipe 8 are ejected by stage clip 15, axis 6 is stuck in the bayonet socket 24 at the rear of Rear frame 5, realizes the folding of foot support 7.
Second step; Turn rotor switch 9, folding connecting rod 4 is allowed to move backward in the bar hole 18 of vehicle body frame 2, thus depart from the draw-in groove 22 in the front of Rear frame, and mention rotor switch 9 by power vertically upward, make to rotate centered by the former hole 19 of Rear frame 5, when Rear frame 5 rotates, headstock frame 1 and front fork 12 is pulled to move backward by swivel link 3, after being rotated to an angle by Rear frame 5, the first end of folding connecting rod 4 is retracted the draw-in groove 22 at the rear of Rear frame 5 and is stuck by spring 10, reach folding effect.
Above-described embodiment is preferred embodiment of the present utility model; it is not the restriction to technical solutions of the utility model; as long as without the technical scheme that creative work can realize on the basis of above-described embodiment, all should be considered as falling within the scope of the rights protection of the utility model patent.
Claims (2)
1. be convenient to the child's tricycle that folds for one kind, comprise headstock frame, vehicle body frame, Rear frame and foot support, it is characterized in that: also comprise swivel link and folding connecting rod, the rear portion of described headstock frame is provided with connecting bore and lower connecting bore, the front portion of described vehicle body frame is provided with front connecting bore, the middle part of described vehicle body frame is provided with the rear connecting bore be positioned at below described front connecting bore, the front portion of described Rear frame is provided with front upper hole and front lower opening, the middle and lower part of described Rear frame is provided with lower opening, described foot support comprises the transverse tube of interconnective bottom and the vertical tube on top, the top of the vertical tube of described foot support is provided with hole, the upper connecting bore of described headstock frame is rotaryed connection by bearing pin with the front connecting bore of described vehicle body frame, the lower connecting bore of described headstock frame is rotaryed connection by bearing pin with the front end of described swivel link, rotaryed connection by bearing pin with the front lower opening of described Rear frame in the rear end of described swivel link, the rear connecting bore of described vehicle body frame is rotaryed connection by bearing pin with the front upper hole of described Rear frame, the lower opening of described Rear frame is rotaryed connection by bearing pin with the upper hole of described foot support, described folding connecting rod is " Z " shape connecting rod, the middle part of described vehicle body frame is provided with the bar hole of fore-and-aft direction, the front portion of described Rear frame is provided with former and later two draw-in grooves, the first end of described folding connecting rod is through described bar hole and draw-in groove realization and the connection described vehicle body frame and described Rear frame described in one of them, the first end of described folding connecting rod can slide in described bar hole, the position described vehicle body frame being positioned at described bar hole front is provided with hanging hole, spring is connected with between the first end of described folding connecting rod and described hanging hole, second end of described folding connecting rod is connected with the rotor switch for driving described folding connecting rod to rotate.
2. the child's tricycle being convenient to fold according to claim 1, it is characterized in that: the position be positioned at below described lower opening, middle and lower part of the vertical tube of described Rear frame is provided with former and later two bayonet sockets, the position that the top of the vertical tube of described foot support is positioned at below described upper hole is provided with bar shaped hole clipping, axis is through described bar shaped hole clipping and bayonet fittings described in one of them, the vertical tube of described foot support is set with plastic pipe, in the vertical tube through hole of described foot support, plastic strip is installed, the bottom of described plastic strip and the middle part of described plastic pipe are provided with horizontal connecting bore separately, the connecting bore of described plastic strip and the connecting bore of described plastic pipe are by the rivet interlacement through the vertical tube of described foot support, in the vertical tube through hole of described foot support, the position be positioned at below described plastic strip is provided with stage clip, the top of described plastic strip and the top of described plastic pipe are all withstood described axis and described axis are stuck in bayonet socket described in one of them.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520776495.7U CN205022789U (en) | 2015-09-30 | 2015-09-30 | Child's tricycle convenient to it is folding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520776495.7U CN205022789U (en) | 2015-09-30 | 2015-09-30 | Child's tricycle convenient to it is folding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205022789U true CN205022789U (en) | 2016-02-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520776495.7U Active CN205022789U (en) | 2015-09-30 | 2015-09-30 | Child's tricycle convenient to it is folding |
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| Country | Link |
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| CN (1) | CN205022789U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3333057A1 (en) * | 2016-12-12 | 2018-06-13 | Doona Holdings Ltd. | Foldable personal vehicle |
-
2015
- 2015-09-30 CN CN201520776495.7U patent/CN205022789U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3333057A1 (en) * | 2016-12-12 | 2018-06-13 | Doona Holdings Ltd. | Foldable personal vehicle |
| US10933938B2 (en) | 2016-12-12 | 2021-03-02 | Doona Holdings Ltd. | Foldable personal vehicle |
| US11148746B2 (en) | 2016-12-12 | 2021-10-19 | Doona Holdings Ltd. | Foldable personal vehicle |
| US11745820B2 (en) | 2016-12-12 | 2023-09-05 | Doona Holdings Ltd. | Foldable personal vehicle |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |