CN220130263U - Bicycle folder with stable connection - Google Patents

Abstract

The utility model relates to the technical field of bicycles and discloses a stably connected bicycle folder, which comprises a folder lower limb, wherein a rotating seat is fixedly connected to the upper end of the folder lower limb, a rotating shaft is rotatably connected to the rotating seat, a connecting block is fixedly connected to the circumferential surface of the rotating shaft, one end of the connecting block, which is far away from the rotating shaft, is fixedly connected with the folder upper limb, and a positioning mechanism is arranged on the circumferential surface of the folder lower limb. The utility model can achieve the effect of improving the connection stability of the folding bicycle folder only by simple operation.

Description

Bicycle folder with stable connection

Technical Field

The utility model relates to the technical field of bicycles, in particular to a bicycle folder with stable connection.

Background

In order to be convenient to carry or reduce the occupied space, many folding bicycles or folding electric bicycles are designed to be partially or completely foldable, the core component of the folding bicycle is a folder, and the two parts can be movably installed and connected in a folding way through the folder.

The prior art has the following defects: when the folding device is used, the folding device is required to be fixed and folded, the fixed handle on the folding device is not easy to loosen, so that the folding device can be broken off with a large force, the method for connecting and fixedly connecting the folding device is single, and the folding device does not have a plurality of points for connecting and fixedly connecting, so that the stability of the connection is poor.

Disclosure of Invention

In order to overcome the above-mentioned drawbacks of the prior art, the present utility model provides a bicycle folder with stable connection, which solves the above-mentioned problems of the prior art.

The utility model provides the following technical scheme: the bicycle folder comprises a lower leg of the folder, wherein the upper end of the lower leg of the folder is fixedly connected with a rotating seat, a rotating shaft is rotationally connected with the rotating seat, the circumferential surface of the rotating shaft is fixedly connected with a connecting block, one end, far away from the rotating shaft, of the connecting block is fixedly connected with the upper leg of the folder, and the circumferential surface of the lower leg of the folder is provided with a positioning mechanism;

preferably, the positioning mechanism comprises a rotating frame fixedly connected with the circumference of the lower limb of the folder, a lock handle is rotatably connected in the rotating frame, a sliding groove is formed in the upper limb of the folder, a buckle plate is slidably connected in the sliding groove, a lock catch is fixedly connected to the upper end of the buckle plate, a groove is formed in the lock handle, and the lock catch is clamped with the groove.

Preferably, the sliding connection has first spring in the spout, fixed connection between first spring upper end and the buckle, buckle upper end fixedly connected with clamp plate, the clamp plate is used for driving the hasp decline position.

Preferably, the expansion groove has been seted up to the lower limb up end of the folder, the spread groove has been seted up to the lower limb up end of the folder, sliding connection has the connecting axle in the expansion groove, sliding connection between connecting axle and the spread groove, fixedly connected with second spring in the expansion groove, fixedly connected with between second spring upper end and the connecting axle, the laminating of connecting axle upper end and buckle lower extreme.

The utility model has the technical effects and advantages that:

1. according to the utility model, under the action of the first spring, when the lock catch is opposite to the groove formed in the lock handle, the lock catch can be driven to be inserted into the groove formed in the lock catch by pushing the lock catch upwards, so that the effect of connecting and fixing the folder is achieved.

2. According to the utility model, when the lower limb of the folder vertically coincides with the upper limb of the folder, the second spring pushes the connecting shaft upwards under the action of the second spring, and the connecting shaft can slide upwards into the connecting groove formed in the upper limb of the folder, so that the effect of double connection and fixation of the folder is achieved, and the stability of the folder during connection is improved.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic view of the structure of the present utility model when folded.

Fig. 3 is a schematic cross-sectional view of the present utility model.

Fig. 4 is a schematic structural view of the portion a in fig. 3 according to the present utility model.

The reference numerals are: 1. lower limbs of the folder; 2. a rotating seat; 3. a rotating shaft; 4. a connecting block; 5. upper limbs of the folder; 6. a rotating frame; 7. a lock handle; 8. a chute; 9. a buckle plate; 10. locking; 11. a groove; 12. a first spring; 13. a pressing plate; 14. a telescopic slot; 15. a connecting groove; 16. a connecting shaft; 17. and a second spring.

Detailed Description

The following description of the embodiments of the present utility model will be made in detail and with reference to the drawings, wherein the configurations of the embodiments are merely illustrative, and the bicycle folder with stable connection according to the present utility model is not limited to the configurations of the embodiments, and all other embodiments obtained by a person skilled in the art without any inventive effort are within the scope of the present utility model.

The utility model provides a bicycle folder with stable connection, which comprises a folder lower limb 1, wherein the upper end of the folder lower limb 1 is fixedly connected with a rotating seat 2, the rotating seat 2 is rotationally connected with a rotating shaft 3, the circumferential surface of the rotating shaft 3 is fixedly connected with a connecting block 4, one end of the connecting block 4 far away from the rotating shaft 3 is fixedly connected with a folder upper limb 5, the circumferential surface of the folder lower limb 1 is provided with a positioning mechanism, when the bicycle folder is in operation, the folder lower limb 1 and the folder upper limb 5 rotate under the action of the rotating seat 2, the rotating shaft 3 and the connecting block 4, at the moment, the folder lower limb 1 and the folder upper limb 5 are vertical, then a groove 11 formed in a lock handle 7 is clamped with a lock catch 10, and at the same time, a connecting shaft 16 sliding in the folder lower limb 1 is inserted into a connecting groove 15 formed in the folder upper limb 5, so that the effect of multiple fixing when the folder is connected is achieved, and the stability of the folder is improved.

Further, the positioning mechanism comprises a rotating frame 6 fixedly connected with the circumference of the lower limb 1 of the folder, a lock handle 7 is rotatably connected in the rotating frame 6, a chute 8 is formed in the upper limb 5 of the folder, a buckle 9 is slidably connected in the chute 8, a lock catch 10 is fixedly connected to the upper end of the buckle 9, a groove 11 is formed in the lock handle 7, the lock catch 10 is clamped with the groove 11, when the positioning mechanism works, the lower limb 1 of the folder and the upper limb 5 of the folder can be rotated by downwards pressing a connecting shaft 16 in the lower limb 1 of the folder, the lower limb 1 of the folder and the upper limb 5 of the folder vertically coincide, then the lock catch 10 is downwards pressed, at this time, the lock catch 10 is inserted into the groove 11 formed in the lock handle 7 by rotating one hundred eighty degrees in the rotating frame 6, and then the lock catch 10 is released, so that the effect of fixing the lower limb 1 of the folder during connection is achieved.

Further, sliding connection has first spring 12 in spout 8, fixed connection between first spring 12 upper end and the buckle 9, buckle 9 upper end fixedly connected with clamp plate 13, clamp plate 13 is used for driving hasp 10 decline position, during operation, under the effect through first spring 12, when hasp 10 just sets up recess 11 in the lock handle 7, just can then drive hasp 10 and insert recess 11 set up in hasp 10 through upwards pushing buckle 9 to reached and connect fixed effect to the folder.

Further, the expansion groove 14 has been seted up to the up end of the lower limb 1 of the folder, the spread groove 15 has been seted up to the lower terminal surface of the upper limb 5 of the folder, sliding connection has connecting axle 16 in the expansion groove 14, sliding connection has between connecting axle 16 and the spread groove 15, fixedly connected with second spring 17 in the expansion groove 14, fixedly connected with between second spring 17 upper end and the connecting axle 16, the laminating of buckle 9 lower extreme is gone up to the connecting axle 16, during operation, when the vertical coincidence of lower limb 1 of the folder and upper limb 5 of the folder, at this moment, under the effect through second spring 17, second spring 17 upwards promotes connecting axle 16, connecting axle 16 just can upwards slide in the spread groove 15 of seting up in the upper limb 5 of the folder, thereby reached and carried out the effect of dual connection fixation to the folder, stability when having improved the folder connection, simultaneously, the connecting axle 16 upwards promotes buckle 9, inject the position of buckle 9, make it can not slide downwards easily, break away from the block with lock handle 7, when needs to make the folder, make the connecting axle 16 pull down earlier, make the connecting axle 16 break away from the inner buckle 15 of the folder 5, then the lock 13 can be carried out to the lock 13 to the lower limb 13, can be moved down to the buckle in order to realize the folding effect, the lock 13 can be carried out, and the lower limb 13 can be folded down to the 13 is moved, then can be carried out to the lock down, and the lower clamp 13 is moved, can be folded.

The working principle of the utility model is as follows: through rotating seat 2, axis of rotation 3 and connecting block 4's effect down, make the folder low limbs 1 and the folder upper limbs 5 rotate, at this moment, the folder low limbs 1 just can be perpendicular with the folder upper limbs 5, then push down hasp 10, at this moment through rotatory hundred eighty degrees lockhandle 7 in rotating frame 6, then release hasp 10, when hasp 10 is just to the recess 11 of seting up in the locker handle 7, at this moment, just can be through upwards pushing buckle 9, carry out the recess 11 of seting up in driving hasp 10, thereby reached and connect fixedly effect to the folder, when the folder low limbs 1 and the perpendicular coincidence of folder upper limbs 5, at this moment, under the effect through second spring 17, second spring 17 upwards pushes connecting axle 16, connecting axle 16 just can upwards slide in the spread groove 15 of seting up in the folder upper limbs 5, thereby reached and carried out the effect of connecting fixedly to the folder, stability when having improved the folder connection, simultaneously, connecting axle 16 upwards pushes up buckle 9, the position to the buckle plate 9 is just limited, make it can not make the buckle 7 to be broken away from the time to slide to the lower limbs 5, can break away from the effect of folding plate 13 when the lower limbs 5 is connected to the lower limbs 5, then, can be broken away from the folding plate 13 to the inner side of the connection of the lower limbs 5, can be realized, and the folding effect is realized, and the folding plate 13 is then can be broken away from the connection 13.

The last points to be described are: first, in the description of the present utility model, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;

secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;

finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims (6)

1. A bicycle folder with stable connection, comprising a lower leg (1) of the folder, characterized in that: the folding device is characterized in that the upper end of the lower limb (1) of the folding device is fixedly connected with a rotating seat (2), the rotating seat (2) is rotationally connected with a rotating shaft (3), the circumferential surface of the rotating shaft (3) is fixedly connected with a connecting block (4), one end, far away from the rotating shaft (3), of the connecting block (4) is fixedly connected with the upper limb (5) of the folding device, and the circumferential surface of the lower limb (1) of the folding device is provided with a positioning mechanism.

2. The connection-stable bicycle folder as claimed in claim 1, wherein: the positioning mechanism comprises a rotating frame (6) fixedly connected with the circumferential surface of a lower limb (1) of the folder, a lock handle (7) is rotationally connected in the rotating frame (6), a sliding groove (8) is formed in the upper limb (5) of the folder, a buckle plate (9) is connected in the sliding groove (8) in a sliding manner, a lock catch (10) is fixedly connected to the upper end of the buckle plate (9), a groove (11) is formed in the lock handle (7), and the lock catch (10) is clamped with the groove (11).

3. The connection-stable bicycle folder as claimed in claim 2, wherein: the sliding groove (8) is connected with a first spring (12) in a sliding mode, and the upper end of the first spring (12) is fixedly connected with the pinch plate (9).

4. A connection-stable bicycle folder as defined in claim 3, wherein: the upper end of the buckle plate (9) is fixedly connected with a pressing plate (13), and the pressing plate (13) is used for driving the lock catch (10) to descend.

5. The connection-stable bicycle folder as claimed in claim 1, wherein: the upper end face of the lower limb (1) of the folder is provided with a telescopic groove (14), the lower end face of the upper limb (5) of the folder is provided with a connecting groove (15), a connecting shaft (16) is connected in a sliding manner in the telescopic groove (14), and the connecting shaft (16) is connected with the connecting groove (15) in a sliding manner.

6. The connection-stable bicycle folder as defined in claim 5, wherein: the telescopic groove (14) is internally and fixedly connected with a second spring (17), the upper end of the second spring (17) is fixedly connected with the connecting shaft (16), and the upper end of the connecting shaft (16) is attached to the lower end of the buckle plate (9).