CN208376963U - A kind of child's tricycle Rear frame with folder function - Google Patents

Abstract

The child's tricycle Rear frame with folder function that the utility model discloses a kind of, including connecting bracket, the middle part front surface of the connecting bracket is welded with cross beam frame, folding limiting device is welded between the cross beam frame lower surface and connecting bracket lower end, the connecting bracket lower end is rotatably equipped with swinging mounting bending end, the connecting bracket upper end is installed with connector sleeve, bearing is equipped between the bracket and swinging mounting, the swinging mounting free end is rotatably equipped with rear wheel；In use, swinging mounting is pulled out, rear-wheel is then made to carry out work support, by the cooperation of fixture block and card slot, so that swinging mounting is supported, after use, push pushing hands, it pulls push plate and fixture block to move downward, releases and limit, then rocker is folded, fixture block clamps opposite card slot, it realizes to fold and pack up, while guaranteeing stability in use, increase the convenience of storage.

Description

A kind of child's tricycle Rear frame with folder function

Technical field

The utility model relates to children's vehicle frame art field, specially a kind of child's tricycle rear car with folder function Frame.

Background technique

Child's tricycle is a kind of common tool of carrying child, and general child's tricycle is rigid support structure, Guarantee the stability used with this, but when placing, because it supports reason, so that can not be folded, increases occupy-place sky Between, and then the inconvenience of storage is increased, thus it is proposed that a kind of child's tricycle Rear frame with folder function.

Utility model content

The child's tricycle Rear frame with folder function that the purpose of this utility model is to provide a kind of, it is above-mentioned to solve The problem of being proposed in background technique.

To achieve the above object, the utility model provides the following technical solutions: a kind of children's three-wheel with folder function Vehicle Rear frame, including connecting bracket, the middle part front surface of the connecting bracket are welded with cross beam frame, the cross beam frame lower surface with Folding limiting device is welded between connecting bracket lower end, the connecting bracket lower end is rotatably equipped with swinging mounting bending end.

Preferably, the connecting bracket upper end is installed with connector sleeve, and bearing, institute are equipped between the bracket and swinging mounting It states swinging mounting free end and is rotatably equipped with rear wheel.

Preferably, the folding limiting device includes shell, and left end, which is installed with, in the shell shell determines dress block, described to determine dress The right side of block is screwed with attaching nut, and the attaching nut clamps limit spring one end, the other end patch of the limit spring Push plate left end is closed, middle part is welded with the first sliding pin in the shell shell, and right end is slidably installed push plate in the shell, the push plate Top is longitudinally provided with push plate slide opening, and the push plate slide opening is slidably installed the first sliding pin, the bottom righthand side of the push plate integrally formed with Fixture block.

Preferably, bottom right is fixedly installed with liner plate in the shell shell, is provided with liner plate slide opening in the middle part of the liner plate, described to push away Through the second sliding pin is installed in the middle part of the bottom right of plate, second sliding pin is slidably installed in liner plate slide opening, the left end of the push plate Integrally formed with pushing hands.

Preferably, the swinging mounting includes frame body, and the left end wall of the frame body is provided with card slot, the card slot central symmetry It is distributed on the outer wall of frame body.

Preferably, the width of the fixture block is less than the width of card slot, and fixture block clamps in card slot.

Compared with prior art, the utility model has the following beneficial effects: in use, swinging mounting is pulled out, then make Rear-wheel carries out work support, and by the cooperation of fixture block and card slot, so that swinging mounting is supported, after use, promotion is pushed away Hand pulls push plate and fixture block to move downward, and releases and limits, then rocker is folded, and fixture block clamps opposite card slot, realizes to fold and receive It rises, while guaranteeing stability in use, increases the convenience of storage.

Detailed description of the invention

Fig. 1 is the utility model schematic view of the front view；

Fig. 2 is that the utility model folds limit device structure schematic diagram；

Fig. 3 is the utility model swinging mounting structural schematic diagram.

In figure: 1, connecting bracket, 2, cross beam frame, 3, fold limiting device, 301, shell, 302, push plate slide opening, 303, the One sliding pin, 304, limit spring, 305, fill block surely, 306, fixture block, 307, attaching nut, 308, pushing hands, 309, liner plate, 310, lining Plate slide opening, the 311, second sliding pin, 312, push plate, 4, bearing, 5, swinging mounting, 51, frame body, 52, card slot, 6, rear wheel, 7, company Female connector.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: after a kind of child's tricycle with folder function Vehicle frame, including connecting bracket 1 connect the connection structure at other positions, while providing installation foundation, the connection for structure thereon The middle part front surface of bracket 1 is welded with cross beam frame 2, connection body front portion structure, 2 lower surface of cross beam frame and connecting bracket 1 It is welded with folding limiting device 3 between lower end, limit clamping is carried out to the folding and expansion of swinging mounting 5 by internal structure, 1 lower end of connecting bracket is rotatably equipped with 5 bending end of swinging mounting, and by swinging, realization folds and unfolds function to device Energy and supporting role.

Specifically, 1 upper end of connecting bracket is installed with connector sleeve 7, facilitate connection external structure, the bracket 1 with Bearing 4 is equipped between swinging mounting 5, so that the swing of swinging mounting 5 is more flexible, 5 free end of the swinging mounting rotational installation There is rear wheel 6, the rotation of rear vehicle is supported.

Specifically, the folding limiting device 3 include shell 301, for fold limiting device 3 external support structure, Left end is installed with fixed dress block 305 in 301 shell of shell, limits to limit spring 304, the right end for filling block 305 surely Face is screwed with attaching nut 307, facilitates connection limit spring 304, and the attaching nut 307 clamps 304 one end of limit spring, adopts With common stiffness spring, power is provided for the movement of push plate 312, the other end fitting push plate 312 of the limit spring 304 is left The promotion of active force is realized at end, and middle part is welded with the first sliding pin 303 in 301 shell of shell, and cooperation push plate slide opening 302 carries out Limit sliding, right end is slidably installed push plate 312 in the shell 301, realizes the drive to fixture block 306 by sliding, not its Upper structure provides installation and opens up basis, and 312 top of push plate is longitudinally provided with push plate slide opening 302, the first sliding pin 303 of cooperation into It exercises and uses, the push plate slide opening 302 is slidably installed the first sliding pin 303, and the bottom righthand side of the push plate 312 is integrally formed with fixture block 306, by working so that carrying out limit control to swinging mounting 5.

Specifically, bottom right is fixedly installed with liner plate 309 in 301 shell of shell, is provided for structure thereon and opens up basis, Liner plate slide opening 310 is provided in the middle part of the liner plate 309, the second sliding pin 311 of cooperation uses, runs through in the middle part of the bottom right of the push plate 312 It is installed with the second sliding pin 311, the first sliding pin 311 of cooperation carries out sliding limit, the sliding of the second sliding pin 311 peace to push plate 312 In fitted lining plate slide opening 310, effective installation combination being realized, realizing limit function, the left end of the push plate 312 is integrally formed with pushing away Hand 308 facilitates control push plate 312 to be slided.

Specifically, the swinging mounting 5 includes frame body 51, it is the main structure of swinging mounting 5, is provided for structure thereon Basis is installed and opens up, the left end wall of the frame body 51 is provided with card slot 52, and 52 central symmetry of card slot is distributed in frame body 51 On outer wall, position restriction is carried out to frame body 51 with fixture block 306.

Specifically, the width of the fixture block 306 is less than the width of card slot 52, and fixture block 306 clamps in card slot 52, realizes It is effectively applied in combination, increases the stability used.

Working principle: in use, swinging mounting 5 is swung to the right, so that fixture block 306 is clamped in the card slot 52 of side, it is real The restriction of existing position, when folding, while pushing hands 308 pushes push plate 312 to slide to the left, and fixture block 306 and card slot 52 are released and limited, pendulum Dynamic bracket 5 is swung to the left, so that the card slot 52 of the other side clamps fixture block 306, is carried out position restriction, is realized and fold.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of child's tricycle Rear frame with folder function, including connecting bracket (1), it is characterised in that: the connection The middle part front surface of bracket (1) is welded with cross beam frame (2), is welded between cross beam frame (2) lower surface and connecting bracket (1) lower end It is connected to and folds limiting device (3), connecting bracket (1) lower end is rotatably equipped with swinging mounting (5) bending end.

2. a kind of child's tricycle Rear frame with folder function according to claim 1, it is characterised in that: the company It connects bracket (1) upper end to be installed with connector sleeve (7), is equipped with bearing (4) between the bracket (1) and swinging mounting (5), the swing Bracket (5) free end is rotatably equipped with rear wheel (6).

3. a kind of child's tricycle Rear frame with folder function according to claim 1, it is characterised in that: the folding Folded limiting device (3) include shell (301), and left end is installed with fixed dress block (305) in shell (301) shell, described to fill block surely (305) right side is screwed with attaching nut (307), and the attaching nut (307) clamps limit spring (304) one end, described The other end of limit spring (304) is bonded push plate (312) left end, and middle part is welded with the first sliding pin in shell (301) shell (303), the interior right end of the shell (301) is slidably installed push plate (312), and push plate (312) top is longitudinally provided with push plate slide opening (302), the push plate slide opening (302) is slidably installed the first sliding pin (303), the bottom righthand side of the push plate (312) integrally formed with Fixture block (306).

4. a kind of child's tricycle Rear frame with folder function according to claim 3, it is characterised in that: described outer Bottom right is fixedly installed with liner plate (309) in shell (301) shell, is provided with liner plate slide opening (310) in the middle part of the liner plate (309), described to push away Through being installed with the second sliding pin (311) in the middle part of the bottom right of plate (312), second sliding pin (311) is slidably installed liner plate slide opening (310) in, the left end of the push plate (312) is integrally formed with pushing hands (308).

5. a kind of child's tricycle Rear frame with folder function according to claim 1, it is characterised in that: the pendulum Dynamic bracket (5) include frame body (51), and the left end wall of the frame body (51) is provided with card slot (52), card slot (52) central symmetry point Cloth is on the outer wall of frame body (51).

6. a kind of child's tricycle Rear frame with folder function according to claim 3, it is characterised in that: the card The width of block (306) is less than the width of card slot (52), and fixture block (306) clamps in card slot (52).