CN114194324B

CN114194324B - Separable bicycle folder

Info

Publication number: CN114194324B
Application number: CN202210029291.1A
Authority: CN
Inventors: 支高正; 刘都
Original assignee: Yongkang Juxiang Vehicle Co ltd
Current assignee: Yongkang Juxiang Vehicle Co ltd
Priority date: 2022-01-10
Filing date: 2022-01-10
Publication date: 2023-05-12
Anticipated expiration: 2042-01-10
Also published as: CN114194324A

Abstract

The invention relates to the technical field of bicycles and discloses a separable bicycle folder, wherein a frame connecting assembly is arranged at one end of a frame screw, an arm strength supporting rod is arranged at one end of the frame screw, a bicycle head connecting assembly is arranged at one end of the arm strength supporting rod, and the frame connecting assembly and the bicycle head connecting assembly are mutually in buckling connection. The folding bicycle replaces the traditional hinge folding mode, and the folding bicycle can be conveniently disassembled into two parts for folding and storage by the buckle combination of the frame connecting assembly and the head connecting assembly, so that a consumer can divide the bicycle into two parts even under the condition of relatively tight space in the bicycle when driving and carrying, and the bicycle can be completely installed in the bicycle or can be separately stored when being stored in indoor spaces such as a house, a warehouse or an office, and the like, so that the space utilization rate is improved.

Description

Separable bicycle folder

Technical Field

The invention relates to the technical field of bicycles, in particular to a detachable bicycle folder.

Background

The bicycle can be used as an environment-friendly transportation tool for riding instead of walking, more and more people use the bicycle as body-building equipment for riding exercise and bicycle going out, and the bicycle is also a sports athletic, and has the advantages of road bicycle racing, mountain bicycle racing, field bicycle racing, special effect bicycle racing and the like.

The bicycle is characterized in that the bicycle is composed of 25 parts, such as a frame, tires, pedals, brakes, chains and the like, the basic parts are indispensable, wherein the frame is a framework of the bicycle, the weight of people and cargoes born by the frame is maximum, and the frame can be roughly divided into a guide system, a driving system and a braking system according to the working characteristics of each part, and the guide system is as follows: the bicycle comprises a handlebar, a front fork, a front shaft, a front wheel and other parts, and a rider can change the running direction and keep the balance of the bicycle body by operating the handlebar; a driving system: the pedal force of the human foot is driven by the pedal through the crank, the chain wheel, the chain, the flywheel, the rear axle and other parts, so that the bicycle is continuously advanced; a braking system: the bicycle brake is composed of brake parts, a rider can operate the brake at any time, so that the running bicycle is decelerated and stopped, the running safety is ensured, and in addition, the bicycle brake is also provided with parts such as a car lamp, a bracket, a bicycle bell and the like for safety and attractive appearance and practical use.

Along with the development of the times, in order to carry the bicycle more conveniently, the folding bicycle is also accepted by the vast majority of people, generally the folding bicycle is composed of a frame folding joint and a vertical pipe folding joint, the front wheel and the rear wheel are folded together through the frame folding, the whole bicycle with the length of about 45% can be reduced to be placed in a folding bag after being folded, and the trunk of an automobile is convenient and comfortable to carry and use, the production process is mature, however, the bicycle folder on the market at present is basically in a hinge folding mode, and the front part and the rear part of consumers of the folding mode cannot be completely separated, so that the folded bicycle cannot be effectively placed when the space of the bicycle is more tense, and the folding placement performance of the bicycle is limited. Accordingly, a detachable bicycle folder is provided by those skilled in the art to solve the above-mentioned problems with the background art.

Disclosure of Invention

The present invention is directed to a detachable bicycle folder that solves the above-mentioned problems of the prior art.

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a detachable bicycle folder, includes frame screw rod and locomotive screw rod, the one end of frame screw rod is provided with frame coupling assembling, the one end of locomotive screw rod is provided with arm strength branch, the one end of arm strength branch is provided with locomotive coupling assembling, frame coupling assembling and locomotive coupling assembling mutual buckle connection.

As still further aspects of the invention: the frame connecting assembly comprises a guide sliding rod arranged at one end of a frame screw rod, a compression spring is sleeved at one end, close to the frame screw rod, of the outer side of the guide sliding rod, a stop seat is sleeved at one end of the compression spring, a guide sliding sleeve is sleeved at one end of the stop seat, a telescopic sliding seat is sleeved at one end of the guide sliding sleeve, a positioning support is arranged at the top end of the guide sliding rod, a connecting rod A is symmetrically connected to the front side and the rear side of the positioning support, a connecting rod B is symmetrically connected to the front side and the rear side of the telescopic sliding seat, the connecting rod A is connected with the connecting rod B through a pin rod, and a locking jack is formed in the position of the end face of the guide sliding rod, right against the horizontal line of the pin rod.

As still further aspects of the invention: the two groups of the involution connecting rods A and B are two, and the involution connecting rods A and B form a diamond structure.

As still further aspects of the invention: the vehicle head connecting assembly comprises a lock catch clamping seat arranged at one end of the arm strength supporting rod, a lock cylinder mechanism is embedded in the middle position of the lock catch clamping seat, a sliding seat clamping groove is formed in one side, close to the port, of the inner side of the lock catch clamping seat, a support clamping groove is formed in one side, far away from the port, of the inner side of the lock catch clamping seat, a connecting rod clamping groove is formed in the middle position of the inner side of the lock catch clamping seat, the sliding seat clamping groove corresponds to a telescopic sliding seat in the vehicle frame connecting assembly, the connecting rod clamping groove corresponds to a involution connecting rod A and a involution connecting rod B in the vehicle frame connecting assembly, and the support clamping groove corresponds to a positioning support in the vehicle frame connecting assembly.

As still further aspects of the invention: the inner diameter of the sliding seat clamping groove is matched with the outer diameter of the telescopic sliding seat, the inner diameter of the connecting rod clamping groove is matched with the outer diameters of the involution connecting rod A and the involution connecting rod B, and the inner diameter of the support clamping groove is matched with the outer diameter of the positioning support.

As still further aspects of the invention: the lock core mechanism comprises a lock body, wherein a lock core is embedded and clamped at the position of the middle part above the lock body, a screwing screw sleeve is arranged at the position of the middle part below the lock body, lock core cavities are symmetrically formed in the inner sides of the lock body, reset springs are clamped at the positions of the bottom ends of the inner sides of the lock core cavities, locking cores are embedded and clamped at the positions of the ports of the inner sides of the lock core cavities, unlocking cores are embedded and clamped at the positions of the inner sides of the lock core, opposite to one end of the locking core body, telescopic screws are screwed on the inner sides of the screwing screw sleeve, and are fixedly connected with the lock core, and locking inserting rods are arranged at the bottom ends of the telescopic screws.

As still further aspects of the invention: the number of the lock core chambers is three, and the lock core chambers are arranged in a star-delta symmetry manner.

As still further aspects of the invention: the unlocking core body and the locking core body are of cylindrical structures, and the unlocking core body and the locking core body are in one-to-one correspondence with each other.

As still further aspects of the invention: the screw teeth of the frame screw and the screw teeth of the vehicle head screw are arranged in a positive and reverse symmetrical mode, and the lengths of the frame screw and the vehicle head screw are not lower than 4cm.

Compared with the prior art, the invention has the beneficial effects that:

the folding bicycle replaces the traditional hinge folding mode, and the folding bicycle can be conveniently disassembled into two parts for folding and storage by the buckle combination of the frame connecting assembly and the head connecting assembly, so that a consumer can divide the bicycle into two parts even under the condition of relatively tight space in the bicycle when driving and carrying, and the bicycle can be completely installed in the bicycle or can be separately stored when being stored in indoor spaces such as a house, a warehouse or an office, and the like, so that the space utilization rate is improved.

Drawings

FIG. 1 is a schematic view of a detachable bicycle folder;

FIG. 2 is a schematic structural view of a frame attachment assembly in a detachable bicycle folder;

FIG. 3 is a schematic view of a bicycle head connection assembly in a detachable bicycle folder;

FIG. 4 is a schematic view of the structure of the inside of the head coupling assembly of the detachable bicycle folder;

fig. 5 is a schematic view of the lock cylinder mechanism of fig. 4 of a detachable bicycle folder.

In the figure: 1. a frame screw; 2. a headstock screw; 3. a guide slide bar; 4. a compression spring; 5. a stop seat; 6. arm strength supporting rods; 7. a lock core mechanism; 71. a lock body; 72. a lock core; 73. screwing the screw sleeve; 74. a telescopic screw; 75. locking the inserted bar; 76. a lock cylinder chamber; 77. a return spring; 78. closing the lock cylinder body; 79. opening the lock cylinder body; 8. a locking fastener seat; 9. a guide sliding sleeve; 10. a telescopic slide; 11. locking the jack; 12. positioning a support; 13. a involution connecting rod A; 14. a pin rod; 15. a involution connecting rod B; 16. a slide seat clamping groove; 17. a connecting rod clamping groove; 18. and a support clamping groove.

Detailed Description

Referring to fig. 1 to 5, in the embodiment of the invention, a detachable bicycle folder comprises a frame screw 1 and a bicycle head screw 2, the screw teeth of the frame screw 1 and the bicycle head screw 2 are arranged in a forward and reverse symmetrical manner, the lengths of the frame screw 1 and the bicycle head screw 2 are not lower than 4cm, in the assembling process of the folder, the frame screw 1 and a cross beam of a bicycle frame are screwed in a screw tooth screwing manner and are welded and fixed, and the bicycle head screw 2 and the cross beam of the bicycle head are synchronously screwed in a welding manner, so that the cross beam is connected with a bicycle head connecting assembly in a buckling manner through a frame connecting assembly instead of a traditional hinge type folding manner, and the folding bicycle can be conveniently detached and carried integrally by a user.

The frame is characterized in that one end of the frame screw 1 is provided with a frame connecting component, the frame connecting component comprises a guide slide rod 3 arranged at one end of the frame screw 1, a compression spring 4 is sleeved at one end, close to the frame screw 1, of the outer side of the guide slide rod 3, a stop seat 5 is sleeved at one end of the compression spring 4, a guide sliding sleeve 9 is sleeved at one end of the stop seat 5, a telescopic sliding seat 10 is sleeved at one end of the guide sliding sleeve 9, the top end of the guide slide rod 3 is provided with a positioning support 12, the front side and the rear side of the positioning support 12 are symmetrically connected with a telescopic connecting rod A13, the front side and the rear side of the telescopic sliding seat 10 are symmetrically connected with a telescopic connecting rod B15, the telescopic connecting rod A13 and the telescopic connecting rod B15 are connected through a pin rod 14, a locking jack 11 is formed in the horizontal line position of the end face of the guide slide rod 3, the two groups are respectively arranged at the end faces of the telescopic connecting rod A13 and the telescopic connecting rod B15, each group is two, the telescopic connecting rod A13 and the telescopic connecting rod B15 form a diamond structure, when the folding bicycle is assembled into a whole structure, a worker pushes the stop seat 5, the telescopic sliding seat 10 is driven to slide on the guide slide rod 3, the telescopic sliding seat 10 is symmetrically connected with the guide slide rod, the telescopic connecting rod 13 in the sliding rod, the sliding seat 13 is pulled in the sliding, the sliding seat, the telescopic connecting rod 15 is enabled to be sequentially by the telescopic connecting rod and the telescopic connecting rod 15, and the telescopic connecting rod B15, and the telescopic connecting rod 15B 15 is enabled to be combined to be stretched by the transmission and the rotary seat through the rotary seat and the telescopic connecting rod B13 through the rotary rod 13, and the rotary seat 13.

An arm force strut 6 is arranged at one end of the head screw 2, a head connecting component is arranged at one end of the arm force strut 6, the frame connecting component is mutually buckled with the head connecting component, the head connecting component comprises a locking clamping seat 8 arranged at one end position of the arm force strut 6, a lock cylinder mechanism 7 is embedded and arranged at the middle position above the locking clamping seat 8, the lock cylinder mechanism 7 comprises a lock body 71, a lock cylinder 72 is embedded and clamped at the middle position above the lock body 71, a screwing screw sleeve 73 is arranged at the middle position below the lock body 71, a lock cylinder cavity 76 is symmetrically arranged at the inner side of the lock body 71, a reset spring 77 is clamped at the position of the inner side of the lock cylinder cavity 76 at the bottom end, a locking core 78 is embedded and clamped at the position of the inner side of the lock cylinder cavity 76, one end of the lock cylinder 72 opposite to the locking core 78 is embedded and clamped with an unlocking core 79, the inner side of the screwing screw sleeve 73 is screwed with a telescopic screw rod 74, the telescopic screw rod 74 is fixedly connected with the lock cylinder 72, the bottom end of the telescopic screw rod 74 is provided with locking inserting rods 75, the number of lock cylinder chambers 76 is three, the lock cylinder chambers 76 are arranged in a star-triangle symmetry manner, the unlocking core 79 and the locking cylinder body 78 are of cylindrical structures, the unlocking core 79 and the locking cylinder body 78 are in one-to-one correspondence with each other, after the folding bicycle is assembled, a user inserts a matched key into the lock cylinder 72, the key extrudes the unlocking cylinder body 79 to move in the inserting process, the unlocking cylinder body 79 pushes the locking cylinder body 78 into the lock cylinder chamber 76, the locking state is released, the user rotates the key to drive the lock cylinder 72 to rotate, the telescopic screw rod 74 is synchronously driven to rotate in a spiral manner in the screwing screw sleeve 73, the locking inserting rods 75 are pushed downwards and inserted into locking insertion holes 11 on the end faces of the guide slide bars 3, the frame connecting assembly and the head connecting assembly form a lock catch state, so that the folding bicycle is prevented from being disassembled and stolen by external personnel.

A slide seat clamping groove 16 is formed in one side, close to a port, of the inner side of the locking clamping seat 8, a support seat clamping groove 18 is formed in one side, far away from the port, of the inner side of the locking clamping seat 8, a connecting rod clamping groove 17 is formed in the middle position of the inner side of the locking clamping seat 8, the slide seat clamping groove 16 corresponds to a telescopic slide seat 10 in a frame connecting assembly, the connecting rod clamping groove 17 corresponds to a closing connecting rod A13 and a closing connecting rod B15 in the frame connecting assembly, the support seat clamping groove 18 corresponds to a positioning support seat 12 in the frame connecting assembly, the inner diameter of the slide seat clamping groove 16 is matched with the outer diameter of the telescopic slide seat 10, the inner diameter of the connecting rod clamping groove 17 is matched with the outer diameter of the positioning support seat 12, the inner diameter of the support seat clamping groove 18 is matched with the outer diameter of the connecting rod A13 and the closing connecting rod B15, the positioning support seat 12, a worker releases a stop seat 5 when the telescopic slide seat 10 is sequentially clamped into the locking clamping seat 8, the inner side of the frame connecting assembly is pushed to reset by elasticity of a compression spring 4, the telescopic slide seat 10 is pushed to reset, the inner side of the connecting rod A13 and the inner side of the frame connecting assembly is symmetrically rotated to be clamped with the inner side of the connecting rod B15, the inner side of the connecting rod clamping groove 17 is matched with the connecting assembly, and the bicycle frame connecting assembly is formed in a folding state, and the folding state is formed.

The working principle of the invention is as follows: when assembling the folding bicycle into an integral structure, a worker pushes the stop seat 5 to drive the telescopic slide carriage 10 to slide on the guide slide rod 3, the telescopic slide carriage 10 pulls the folding connecting rod B15 to rotate in the sliding process, the folding connecting rod A13 is pulled to synchronously rotate through the transfer transmission of the pin rod 14, the folding connecting rod B15 and the folding connecting rod A13 are enabled to symmetrically spread, the positioning support 12, the combination of the folding connecting rod A13 and the folding connecting rod B15 and the telescopic slide carriage 10 can be sequentially clamped into the lock catch clamping seat 8 through the slide carriage clamping groove 16, the worker releases the stop seat 5 when the positioning support 12, the combination of the folding connecting rod A13 and the folding connecting rod B15 and the telescopic slide carriage 10 are sequentially clamped into the lock catch clamping seat 8, the telescopic slide carriage 10 is pushed to reset through the elastic reset pushing of the compression spring 4, the combination of the folding connecting rod A13 and the folding connecting rod B15 is enabled to symmetrically rotate and reset, the folding bicycle is clamped inside the connecting rod clamping groove 17, a lock catch state is formed between the folding bicycle and the connecting rod clamping groove 17, the frame connecting component and the headstock connecting component form a lock catch state, the folding bicycle is assembled into a whole, a matched key is inserted into the lock cylinder 72 by a user after the folding bicycle is assembled, the lock cylinder body 79 is extruded to move in the inserting process by the key, the lock cylinder body 79 pushes the lock cylinder body 78 into the lock cylinder cavity 76 to release the lock state, the user rotates the key to drive the lock cylinder 72 to rotate, the synchronous telescopic screw 74 is driven to rotate in the screwing screw sleeve 73 in a spiral manner, the locking inserting rod 75 is pushed downwards and is inserted into the locking inserting hole 11 on the end face of the guide sliding rod 3, and the frame connecting component and the headstock connecting component form the lock catch state, so that the folding bicycle is prevented from being disassembled and stolen by external personnel.

The foregoing description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical solution of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.

Claims

1. The separable bicycle folder comprises a frame screw (1) and a bicycle head screw (2), and is characterized in that one end of the frame screw (1) is provided with a frame connecting component, one end of the bicycle head screw (2) is provided with an arm force strut (6), one end of the arm force strut (6) is provided with a bicycle head connecting component, the frame connecting component and the bicycle head connecting component are mutually buckled and connected, the bicycle head connecting component comprises a locking clamping seat (8) arranged at one end position of the arm force strut (6), a lock cylinder mechanism (7) is embedded in the middle position of the upper position of the locking clamping seat (8), one side, close to a port, of the inner side of the locking clamping seat (8) is provided with a sliding seat clamping groove (16), one side, far away from the port, of the inner side of the locking clamping seat (8) is provided with a connecting rod clamping groove (17), the sliding seat clamping groove (16) corresponds to a telescopic seat (10) in the frame connecting component, the connecting rod clamping groove (17) corresponds to a connecting rod clamping seat (13) and a corresponding to a connecting rod (13) in the frame connecting component, and a corresponding lock cylinder (71) in the connecting seat body (12), the lock is characterized in that a lock cylinder (72) is embedded and clamped at the middle position above the lock body (71), a screwing threaded sleeve (73) is arranged at the middle position below the lock body (71), lock cylinder cavities (76) are symmetrically formed in the inner side of the lock body (71), return springs (77) are clamped at the bottom end positions of the inner sides of the lock cylinder cavities (76), locking cores (78) are embedded and clamped at the port positions of the inner sides of the lock cylinder cavities (76), unlocking cores (79) are embedded and clamped at one ends of the locking cores (78) opposite to the inner sides of the lock cylinder (72), telescopic threaded rods (74) are screwed on the inner sides of the screwing threaded sleeve (73), the telescopic threaded rods (74) are fixedly connected with the lock cylinder (72), locking threaded rods (75) are arranged at the bottom ends of the telescopic threaded rods (74), the number of the lock cylinder cavities (76) is three, the lock cylinder cavities (76) are arranged in a star triangle symmetry mode, and the locking cores (79) and the locking cores (78) are of cylindrical structures, and the locking cores (79) correspond to the unlocking cores (79) one to one another.

2. The detachable bicycle folder according to claim 1, wherein the frame connecting component comprises a guide slide bar (3) arranged at one end of a frame screw (1), one end, close to the frame screw (1), of the outer side of the guide slide bar (3) is sleeved with a compression spring (4), one end of the compression spring (4) is sleeved with a stop seat (5), one end of the stop seat (5) is sleeved with a guide sliding sleeve (9), one end of the guide sliding sleeve (9) is sleeved with a telescopic slide seat (10), the top end of the guide slide bar (3) is provided with a positioning support (12), two front sides and rear sides of the positioning support (12) are symmetrically connected with a folding connecting rod A (13), two sides of the telescopic slide seat (10) are symmetrically connected with a folding connecting rod B (15), the folding connecting rod A (13) is connected with the folding connecting rod B (15) through a pin rod (14), and a locking jack (11) is formed in the position of the end face of the guide slide bar (3) right to the horizontal line of the pin rod (14).

3. The detachable bicycle folder according to claim 2, wherein the two groups of the folding connecting rod a (13) and the folding connecting rod B (15) are two, and the folding connecting rod a (13) and the folding connecting rod B (15) form a diamond structure.

4. The detachable bicycle folder according to claim 1, wherein the inner diameter of the slide clamping groove (16) is matched with the outer diameter of the telescopic slide (10), the inner diameter of the connecting rod clamping groove (17) is matched with the outer diameters of the involution connecting rod a (13) and the involution connecting rod B (15), and the inner diameter of the support clamping groove (18) is matched with the outer diameter of the positioning support (12).

5. The detachable bicycle folder according to claim 1, wherein the threads of the frame screw (1) and the thread of the head screw (2) are arranged in a forward and reverse symmetry manner, and the lengths of the frame screw (1) and the head screw (2) are not less than 4cm.