CN112277819A

CN112277819A - Tilting type bicycle frame

Info

Publication number: CN112277819A
Application number: CN202011036245.1A
Authority: CN
Inventors: 袁国基; 罗承康
Original assignee: Foshan Kinghorn Machinery Co ltd
Current assignee: Foshan Kinghorn Machinery Co ltd
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-01-29

Abstract

The invention discloses a tilting type bicycle frame, which comprises a connector, a fixed component, a rotating component, a supporting vertical frame, an opening component and a locking component, wherein the fixed component is connected with the connector, a sliding groove is formed in the fixed component, the rotating component is rotationally connected with the fixed component, the opening component is rotationally connected with the rotating component, the locking component comprises a hook pin, a hook pull rope and a hook, the hook pin is slidably connected with the sliding groove, one end of the hook pull rope is connected with the hook pin, the other end of the hook pull rope is connected with the opening component, the hook is arranged on the rotating component, when the hook locks the hook pin, the rotating component and the fixed component are mutually locked, when the hook is separated from the hook pin, the rotating component is turned over, and the rotating component can rotate around the connection part with the fixed component; compared with the prior art, the bicycle frame disclosed by the invention has the advantage that the trunk cover can be opened without dismounting the bicycle frame.

Description

Tilting type bicycle frame

Technical Field

The invention relates to the technical field of bicycle frames, in particular to a tilting type bicycle frame.

Background

With the improvement of the social and economic level, the popularity of the household automobile is greatly increased. When traveling or doing sports, many families often install luggage racks on automobiles for carrying some luggage, sports equipment and the like. However, most of the existing luggage racks are fixed on the ceiling of the automobile, and it is inconvenient to load the bicycle if it is used. When people need to carry the bicycle, a folding bicycle is usually selected, or the front wheel or the rear wheel of the bicycle is placed in the trunk of the three-compartment car, and the other part of the bicycle extends out of the car, so that the bicycle is unsafe and is worried about being thrown out of the car. Therefore, people in the industry relate to vehicle-mounted bicycle frames which are specially used for carrying bicycles. The existing vehicle-mounted bicycle frame is generally fixed on a trailer joint of an automobile through a connecting pipe, when a trunk needs to be opened, the vehicle-mounted bicycle frame needs to be unloaded, particularly the vehicle types without the trunk, such as an SUV (sports utility vehicle) or a two-compartment vehicle, and the trunk lid of the vehicle-mounted bicycle frame cannot be opened at all without being disassembled.

Disclosure of Invention

The invention aims to solve the problems in the prior art and provides a tilting type bicycle frame.

A tiltable bicycle frame, comprising:

a connector for connecting with an automobile tail traction connector;

the fixing component is fixedly connected with the connector and is provided with a sliding groove;

the rotating assembly is rotationally connected with the fixed assembly;

the supporting vertical frame is arranged above the rotating assembly;

the opening assembly is rotatably connected with the rotating assembly;

the locking assembly comprises a hook pin, a hook pull rope and a hook, the hook pin is connected to the sliding groove in a sliding mode, one end of the hook pull rope is connected with the hook pin, the other end of the hook pull rope is connected with the opening assembly, the hook is arranged on the rotating assembly, when the hook locks the hook pin, the rotating assembly and the fixing assembly are locked with each other, when the hook is separated from the hook pin, the rotating assembly is turned over, and the rotating assembly can rotate around the joint of the rotating assembly and the fixing assembly.

According to an embodiment of the present invention, a safety pin for locking the fixed member and the rotating member is further included, and the rotating member can be turned over only when the safety pin is removed.

According to an embodiment of the present invention, the fixing member includes a bottom support plate fixedly connected to the connector, and a bottom support pipe connected to the bottom support plate, and the sliding groove is provided along a length direction of the bottom support pipe.

According to an embodiment of the present invention, the fixing assembly further includes a turning limiting block, and the turning limiting block is disposed on the bottom support tube and is used for limiting the rotation angle of the rotating assembly.

According to one embodiment of the invention, the bottom support tube is U-shaped, the opening end of the bottom support tube is provided with an extending part which is vertically upward, the rotating assembly is rotatably connected with the extending part, and two horizontally arranged edges of the bottom support tube are provided with sliding grooves.

According to one embodiment of the invention, the rotating assembly comprises a turnover supporting pipe, a turnover mounting frame, a supporting cross beam and a turnover pin shaft, the turnover supporting pipe is rotatably connected with the bottom supporting pipe through the turnover pin shaft, the turnover mounting frame is connected with the turnover supporting pipe, the clamping hook is arranged on the turnover supporting pipe, the supporting cross beam is arranged on the turnover supporting pipe, the supporting vertical frame is arranged on the supporting cross beam, and the opening assembly is rotatably connected with the turnover mounting frame.

According to an embodiment of the present invention, the rotating assembly further includes an opening support plate disposed below the turning mounting frame, and the opening assembly is rotatably connected to the opening support plate.

According to one embodiment of the present invention, the roll-over support tube is U-shaped and has an opening direction and an opening direction towards the opening assembly, and the roll-over mounting bracket and the support cross member cross the roll-over support tube.

According to one embodiment of the invention, the opening assembly comprises an opening pin shaft, an opening support arm and a handle, the opening support arm is connected with the opening support plate pin hole through the opening pin shaft, the handle is connected with the opening support arm, and the other end of the hook pull rope is connected with the opening support arm.

According to one embodiment of the invention, the handle is U-shaped, the two ends of the handle are connected with the opening support arms, and the opening support arm on each side is rotatably connected with the opening support plate.

Compared with the prior art, the tilting type bicycle frame has the following advantages:

1. according to the tilting type bicycle frame, when the trunk cover needs to be opened, a downward acting force is applied to the opening assembly, meanwhile, a retaining force towards the tail direction of an automobile is applied to the supporting vertical frame, the opening assembly rotates and pulls the hook pull rope, the hook pin slides along the sliding groove and leaves the hook under the action of the hook pull rope, the locking assembly is unlocked, then the acting force is applied to the rotating assembly according to the required direction, the supporting vertical frame is backwards overturned along with the rotating assembly, and the trunk cover can be opened without detaching the bicycle frame.

2. According to the tilting type bicycle frame, when a bicycle is fixed on the supporting vertical frame, the supporting vertical frame is kept in a vertical state, the hook pin is located at one end, away from the opening assembly, of the sliding groove and is clamped into the hook, at the moment, the hook pull rope is in a compressed state, and meanwhile, the hook applies upward extrusion force to the hook pin, so that the hook pin can be prevented from moving towards the direction close to the opening assembly along the sliding groove; only when downward acting force is applied to the opening assembly and a retaining force towards the tail direction of the automobile is applied to the supporting stand, the hook pin can be separated from the hook, the locking assembly cannot be unlocked in any incorrect operation mode, and damage caused by overturning of the rotating assembly due to accidental touch of the opening assembly can be effectively prevented.

Drawings

FIG. 1 is a schematic view of the locking assembly of the bicycle frame of the present invention in a locked configuration;

FIG. 2 is a schematic view of the structure of FIG. 1 in another direction;

FIG. 3 is a top view of FIG. 1;

FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;

FIG. 5 is a top plan view of the lock assembly of the tiltable bicycle frame of the present invention after it is unlocked;

FIG. 6 is a cross-sectional view taken along line B-B of FIG. 5;

in the figure: 1. the connector comprises a connector, 2. a fixing component, 21. a bottom support plate, 22. a bottom support tube, 221. an extending part, 23. a turning limiting block, 24. a safety pin plate, 3. a rotating component, 31. a turning support tube, 32. a turning mounting frame, 33. a support cross beam, 34. a turning pin shaft, 35. an opening support plate, 4. a support vertical frame, 5. an opening component, 51. an opening pin shaft, 52. an opening support arm, 53. a handle, 6. a locking component, 61. a clamping hook pin, 62. a clamping hook pull rope, 63. a clamping hook and 7. a safety pin

The implementation and advantages of the functions of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of the various embodiments of the present invention. It should be understood, however, that these implementation details are not to be interpreted as limiting the invention. That is, in some embodiments of the invention, such implementation details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

It should be noted that all the directional indicators (such as up, down, left and right, front and back … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the figure), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

For a further understanding of the contents, features and effects of the present invention, the following examples are illustrated in the accompanying drawings and described in the following detailed description:

referring to fig. 1 to 6, fig. 1 is a schematic structural view illustrating a locking assembly of the bicycle frame of the tilting type of the present embodiment; FIG. 2 is a schematic view of the structure of FIG. 1 in another direction; FIG. 3 is a top view of FIG. 1; FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3; FIG. 5 is a top plan view of the tiltable bicycle frame of the present embodiment with the locking assembly unlocked; fig. 6 is a cross-sectional view of B-B in fig. 5. As shown in the drawings, the tiltable bicycle frame includes a connector 1, a fixed member 2, a rotating member 3, a support stand 4, an opening member 5 and a locking member 6; the connector 1 is used for being connected with an automobile tail traction connector; the fixed component 2 is fixedly connected with the connector 1, and a sliding groove is formed in the fixed component 2; the rotating component 3 is rotationally connected with the fixed component 2; the supporting vertical frame 4 is arranged above the rotating assembly 3 and used for fixing the bicycle; the opening component 5 is rotationally connected with the rotating component 3; the locking assembly 6 comprises a hook pin 61, a hook pull rope 62 and a hook 63, the hook pin 61 is connected to the sliding groove in a sliding mode, one end of the hook pull rope 62 is connected with the hook pin 61, the other end of the hook pull rope is connected with the opening assembly 5, the hook 63 is arranged on the rotating assembly 3, when the hook pin 61 is locked by the hook 63, the rotating assembly 3 and the fixed assembly 2 are locked with each other, when the hook 63 is separated from the hook pin 61, the rotating assembly 3 is turned over, and the rotating assembly 3 can rotate around the connection position of the rotating assembly 3 and the fixed assembly 2.

Referring to fig. 1 to 6 again, as shown in the drawings, in a specific application, when the supporting vertical frame 4 is kept in a vertical state, the hook pin 61 is located at one end of the sliding groove far away from the opening component 5 and is clamped into the hook 63, the locking component 6 is in a locked state, the hook pull rope 62 is in a compressed state, and at this time, the hook 63 applies an upward extrusion force to the hook pin 61; when the trunk needs to be opened, downward acting force is applied to the opening assembly 5, meanwhile, a retaining force towards the direction of the tail of the automobile is applied to the supporting vertical frame 4, the opening assembly 5 rotates and pulls the hook pull rope 62, the hook pin 61 slides along the sliding groove under the action of the hook pull rope 62 and leaves the hook 63, the locking assembly 6 is unlocked, then the rotating assembly 3 is moved backwards, the rotating assembly 3 rotates around the joint with the fixing assembly 2, and the supporting vertical frame 4 is overturned backwards along with the rotation of the rotating assembly 3. After the support stand 4 overturns, the user can open the trunk lid, and the bicycle frame of this embodiment can not influence opening and closing of the trunk lid at this moment. Referring to fig. 6, when the locking assembly 6 needs to be locked, the supporting upright frame 4 is pushed in the direction of the arrow shown in fig. 6, the rotating assembly 3 rotates, and the hook 63 locks the hook pin 61.

Referring to fig. 1 to 3, if shown, in the present embodiment, the fixing assembly 2 includes a bottom support plate 21 and a bottom support pipe 22, the bottom support plate 21 is fixedly connected to the connector 1, the bottom support pipe 22 is connected to the bottom support plate 21, and the sliding groove is disposed along the length direction of the bottom support pipe 22. In a specific application, the cross section of the bottom support plate 21 is U-shaped, the connecting end of the connector 1 is disposed in the U-shaped groove of the bottom support plate 21 and surrounded by two side surfaces of the bottom support plate 21, and then the connecting end of the connector 1 is fixed to the bottom support plate 21 by the connecting bolt. The bottom support pipe 22 is U-shaped, an extending portion 221 which extends vertically upwards is arranged at the opening end of the bottom support pipe 22, the bottom support pipe 22 is welded with the bottom support plate 21, the rotating assembly 3 is rotatably connected with the extending portion 221, and two edges of the bottom support pipe 22 which are horizontally arranged are provided with sliding grooves.

Referring to fig. 1 and 2, in the present embodiment, in order to avoid the rotating assembly 3 from rotating over when the rotating assembly 3 is turned backwards, the fixing assembly 2 further includes a turning limiting block 23, and the turning limiting block 23 is disposed on the bottom support tube 22 and is used for limiting a rotation angle of the rotating assembly 3. When the rear of a vehicle case lid is opened to needs, backward upset runner assembly 3, when runner assembly 3 and upset stopper 23 contact, runner assembly 3 can not be in the upset, and the sufficient rear of a vehicle case lid of the rotation angle of runner assembly 3 is opened this moment, and turned angle is less than 90 degrees simultaneously, can guarantee to support when being fixed with the bicycle on grudging post 4 like this, the bicycle does not contact with ground, can avoid the upset transition, damages the bicycle.

Referring to fig. 1 to 3, as shown in the drawings, in the present embodiment, the rotating assembly 3 includes an overturning support tube 31, an overturning mounting frame 32, support beams 33, an overturning pin 34 and an opening support plate 35, the overturning support tube 31 is U-shaped, the opening direction of the overturning support tube 31 is the same as the opening direction of the bottom support tube 22 and faces the opening assembly 5, the overturning support tube 31 is rotatably connected to the extension portion 221 of the bottom support tube 21 by the overturning pin 34, the overturning mounting frame 32 crosses over the overturning support tube 31, the hooks 63 are disposed on two sides of the overturning support tube 31 and are adapted to the hook pins 61, the number of the support beams 33 is two, the two support beams 33 cross over the overturning support tube 31 in the width direction of the overturning support tube 31, the support stand 4 is disposed between the two support beams 33 and is connected to the support beams 33 on the corresponding sides, so that a bicycle can be fixed on both sides of the support stand 4, and the wheels of the bicycle on each, the opening assembly 5 is rotatably connected to an opening support plate 35.

Referring to fig. 1 to 3, in the present embodiment, as shown in the drawings, the opening assembly 5 includes an opening pin 51, an opening support arm 52 and a handle 53, the opening support arm 52 is connected to the opening support plate 35 via the opening pin 51, the handle 53 is connected to the opening support arm 52, and the other end of the hook pull rope 62 is connected to the opening support arm 52. When the handle 53 is pressed downwards and a holding force towards the tail direction of the automobile is applied to the supporting stand 4, the overturning supporting tube 31 is kept still, the handle 53 drives the opening supporting arm 52 to rotate around the opening pin shaft 51, the hook pulling rope 62 is pulled, the hook pulling rope 62 pulls the hook pin 61 to slide along the sliding groove towards the direction of the opening component 5, the hook pin 61 leaves the hook 63, the locking component 6 is opened, and the rotating component 2 can be overturned backwards at the moment.

Referring to fig. 1 and 2, in the specific application, as shown in the figures, the handle 53 is U-shaped, the two ends of the handle 53 are connected to the opening support arms 52, and the opening support arm 52 on each side is rotatably connected to the opening support plate 35. The snap-cord 62 on each side is connected to the opening support arm 52 on the corresponding side.

Referring to fig. 1 to 6, as shown in the drawings, the tiltable bicycle frame of the present embodiment further includes a safety pin 7, the safety pin 7 is used for locking the fixed component 2 and the rotating component 3, and the rotating component 3 can be turned only when the safety pin 7 is removed, so that the safety and reliability of the tiltable bicycle frame of the present embodiment can be increased. When the safety pin locking device is used specifically, the safety pin plate 24 is arranged on the bottom supporting tube 22, the first pin hole matched with the safety pin 7 is arranged on the safety pin plate 24, the second pin hole corresponding to the first pin hole is arranged on the overturning supporting tube 31, and when the tail box cover of a vehicle is not required to be driven, the safety pin 7 penetrates through the first pin hole and the second pin hole to lock the bottom supporting tube 22 and the overturning supporting tube 31. When the rotating assembly 2 needs to be turned over, the safety pin 7 is pulled out, and then the unlocking action of the locking assembly 6 is performed.

According to the tilting type bicycle frame, when a trunk cover needs to be opened, downward acting force is applied to the opening assembly 5, meanwhile, a retaining force towards the direction of the tail of an automobile is applied to the supporting vertical frame 4, the opening assembly 5 rotates and pulls the hook pull rope 62, the hook pin 61 slides along the sliding groove under the action of the hook pull rope 62 and leaves the hook 63, then acting force is applied to the rotating assembly 2 according to the required direction, the supporting vertical frame 4 is backwards overturned along with the rotating assembly 2, and the trunk cover can be opened without detaching the bicycle frame. When the bicycle is fixed on the supporting vertical frame 4 and the supporting vertical frame 4 is kept in a vertical state, the hook pin 61 is positioned at one end of the sliding groove far away from the opening component 5 and is clamped into the hook 63, at the moment, the hook pull rope 62 is in a compressed state, and meanwhile, the hook 63 applies upward extrusion force to the hook pin 61, so that the hook pin 61 can be prevented from moving towards the direction close to the opening component 5 along the sliding groove; only when a downward acting force is applied to the opening component 5 and a retaining force towards the tail direction of the automobile is applied to the supporting stand 4, the unlocking action on the locking component 6 is correct, the hook pin 61 can be separated from the hook 63, the locking component 6 cannot be unlocked in any incorrect operation mode, and the damage caused by the fact that the rotating component 2 overturns due to the fact that the opening component 5 is accidentally touched can be effectively prevented.

The present invention is not limited to the above preferred embodiments, and any modification, equivalent replacement or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A tiltable bicycle frame, comprising:

a connector (1) for connecting with an automotive tail traction connector;

the fixed component (2) is fixedly connected with the connector (1), and a sliding groove is formed in the fixed component (2);

the rotating assembly (3) is rotationally connected with the fixed assembly (2);

the supporting vertical frame (4) is arranged above the rotating assembly (3);

an opening assembly (5) which is rotatably connected with the rotating assembly (3);

locking subassembly (6), it includes trip round pin (61), trip stay cord (62) and trip (63), trip round pin (61) sliding connection in the sliding tray, trip stay cord (62) one end with trip round pin (61) are connected, the other end with it connects to open subassembly (5), trip (63) are located rotating assembly (3), work as trip (63) closure during trip round pin (61), rotating assembly (3) with fixed subassembly (2) are the closure each other, work as trip (63) break away from during trip round pin (61), the upset rotating assembly (3), rotating assembly (3) can wind with the junction of fixed subassembly (2) rotates.

2. A tiltable bicycle frame according to claim 1, wherein: the safety pin (7) is used for locking the fixed component (2) and the rotating component (3), and the rotating component (3) can be turned over only when the safety pin (7) is removed.

3. A tiltable bicycle frame according to claim 1, wherein: the fixing component (2) comprises a bottom support plate (21) and a bottom support tube (22), the bottom support plate (21) is fixedly connected with the connector (1), the bottom support tube (22) is connected with the bottom support plate (21), and the sliding groove is formed in the length direction of the bottom support tube (22).

4. A tiltable bicycle frame according to claim 3, wherein: the fixed component (2) further comprises a turning limiting block (23), wherein the turning limiting block (23) is arranged on the bottom supporting tube (22) and used for limiting the rotating angle of the rotating component (3).

5. A tiltable bicycle frame according to claim 3, wherein: the bottom support pipe (22) is U-shaped, an opening end of the bottom support pipe is provided with a vertical upward extending portion (221), the rotating assembly (3) is rotatably connected with the extending portion (221), and two edges of the bottom support pipe (22) which are horizontally arranged are provided with sliding grooves.

6. A tiltable bicycle frame according to claim 3, wherein: the rotating assembly (3) comprises a turnover supporting pipe (31), a turnover mounting frame (32), a supporting beam (33) and a turnover pin shaft (34), the turnover supporting pipe (31) is connected with a bottom supporting pipe (21) in a rotating mode through the turnover pin shaft (34), the turnover mounting frame (32) is connected with the turnover supporting pipe (31), a clamping hook (63) is arranged on the turnover supporting pipe (31), the supporting beam (33) is arranged on the turnover supporting pipe (31), a supporting vertical frame (4) is arranged on the supporting beam (33), and the opening assembly (5) is connected with the turnover mounting frame (32) in a rotating mode.

7. A tiltable bicycle frame according to claim 6, wherein: the rotating assembly (3) further comprises an opening support plate (35), the opening support plate (35) is arranged below the turnover mounting frame (32), and the opening assembly (5) is rotatably connected with the opening support plate (35).

8. A tiltable bicycle frame according to claim 6, wherein: the overturning support pipe (31) is U-shaped, the opening direction of the overturning support pipe faces the opening component (5), and the overturning mounting frame (32) and the support cross beam (33) cross the overturning support pipe (31).

9. A tiltable bicycle frame according to claim 7, wherein: the opening assembly (5) comprises an opening pin shaft (51), an opening supporting arm (52) and a handle (53), the opening supporting arm (52) is connected with a pin hole of the opening supporting plate (35) through the opening pin shaft (51), the handle (53) is connected with the opening supporting arm (52), and the other end of the clamping pull rope (62) is connected with the opening supporting arm (52).

10. A tiltable bicycle frame according to claim 9, wherein: the handle (53) is U-shaped, the two ends of the handle (53) are connected with opening support arms (52), and the opening support arms (52) on each side are rotatably connected with the opening support plate (35).