阅读说明：本技术 一种便于拆装的汽车用自行车架 (Bicycle frame convenient to dismouting is used to car ) 是由 傅景荣 于 2021-01-19 设计创作，主要内容包括：本发明涉及自行车架技术领域,旨在提供一种便于拆装的汽车用自行车架,其技术方案要点是包括固定杆,所述固定杆的一端设置有球头固定机构,所述固定杆的一端开设有贯穿其两侧壁的通槽,所述球头固定机构包括固定连接于固定杆底部并位于通槽两侧的卡接板,所述通槽内沿竖直方向滑动连接有抵接板,所述固定杆位于通槽的顶部转动连接有第一螺纹杆与第二螺纹杆,所述第一螺纹杆螺纹连接于所述抵接板,所述第二螺纹杆螺纹连接于固定杆且其端部抵紧于抵接板的上表面,所述固定杆另一端的两侧均活动连接有连接杆,两根连接杆上均设置有放置架,所述连接杆与固定杆之间设置有定位机构。本发明结构稳定,便于进行拆装与使用。(The invention relates to the technical field of bicycle frames, and aims to provide a bicycle frame for an automobile, which is convenient to disassemble and assemble, the key points of the technical proposal are that the utility model comprises a fixed rod, one end of the fixed rod is provided with a ball head fixing mechanism, one end of the fixed rod is provided with a through groove penetrating through the two side walls of the fixed rod, the ball head fixing mechanism comprises a clamping plate which is fixedly connected at the bottom of the fixed rod and positioned at the two sides of the through groove, a butting plate is connected in the through groove in a sliding manner along the vertical direction, the fixed rod is positioned at the top of the through groove and is rotationally connected with a first threaded rod and a second threaded rod, the first threaded rod is in threaded connection with the abutting plate, the second threaded rod is in threaded connection with the fixed rod, the end part of the second threaded rod abuts against the upper surface of the abutting plate, the two sides of the other end of the fixed rod are movably connected with connecting rods, the two connecting rods are provided with placing racks, and a positioning mechanism is arranged between the connecting rods and the fixed rod. The invention has stable structure and is convenient to disassemble, assemble and use.)

1. The utility model provides a bicycle frame for car convenient to dismouting which characterized by: including the dead lever, the one end of dead lever is provided with bulb fixed establishment, the logical groove that runs through its both sides wall is seted up to the one end of dead lever, bulb fixed establishment includes fixed connection in dead lever bottom and is located the joint board that leads to the groove both sides, the joint board is the circular arc concave surface towards the lateral wall that leads to the groove, it has butt plate to lead to inslot along vertical direction sliding connection, the dead lever is located the top of leading to the groove and rotates and be connected with first threaded rod and second threaded rod, first threaded rod threaded connection in butt plate, second threaded rod threaded connection supports in the upper surface of butt plate in dead lever and its tip tightly, the equal swing joint in both sides of the dead lever other end has the connecting rod, all is provided with the rack on two connecting rods, be provided.

2. The bicycle frame for the automobile convenient to disassemble and assemble as claimed in claim 1, wherein: positioning mechanism include fixed connection in the first locating piece of connecting rod lower surface, the bottom fixedly connected with second locating piece of first locating piece, one side that second locating piece bottom is close to the dead lever is provided with the joint piece, the dead lever is located and sets up the sliding tray that runs through its upper surface between two connecting rods, sliding connection has the slide bar in the sliding tray, the first spring of fixedly connected with between the bottom inner wall of sliding tray and the slide bar, stretch out on the top of slide bar the sliding tray, the both sides wall of dead lever seted up communicate in the spacing groove of sliding tray, the both sides fixedly connected with sliding connection of slide bar has the limiting plate of spacing groove, the baffle of the vertical setting of tip fixedly connected with of limiting groove is stretched out to the limiting plate.

3. The bicycle frame for the automobile convenient to disassemble and assemble as claimed in claim 2, wherein: the lower surface of joint piece is the inclined plane with the upper surface of baffle, and through rotating the connecting rod, the lower surface butt of joint piece is in the upper surface of baffle to promote the slide bar and slide downwards.

4. The bicycle frame for the automobile convenient to disassemble and assemble as claimed in claim 1, wherein: the end portion that the dead lever is located the rack is provided with license plate fixed establishment, license plate fixed establishment is including setting up in the sill bar of dead lever tip surface, the constant head tank has been seted up to the upper surface of sill bar, the both sides on dead lever tip surface just are located the top fixedly connected with connecting block of sill bar, rotate before two connecting blocks and are connected with the pivot, the both ends fixedly connected with trip of pivot, the tip of dead lever still is provided with and is used for driving pivot pivoted drive assembly.

5. The bicycle frame for the automobile convenient to disassemble and assemble as claimed in claim 4, wherein: vertical spout has been seted up to the tip of dead lever, drive assembly include sliding connection in slider in the spout, bottom bar fixed connection stretches out the lateral wall of spout in the slider, fixedly connected with second spring between the bottom of spout and the slider, the top fixedly connected with bracing piece of slider, the lateral wall of bracing piece is provided with the rack, install in the pivot mesh in the gear of rack.

6. The bicycle frame for the automobile convenient to disassemble and assemble as claimed in claim 1, wherein: vertical guide way has been seted up to the inner wall that leads to the groove, the lateral wall fixedly connected with sliding connection of butt joint board in the guide block in the guide way.

7. The bicycle frame for the automobile convenient to disassemble and assemble as claimed in claim 1, wherein: the lower surface of the abutting plate is provided with a first groove which is spherical, and a rubber layer is arranged in the first groove.

8. The bicycle frame for the automobile convenient to disassemble and assemble as claimed in claim 1, wherein: the rack includes fixed connection in the pole that hangs down of connecting rod tip and perpendicular to connecting rod, the equal fixedly connected with in both ends of the pole that hangs down places the pole, the standing groove has been seted up to the upper surface of placing the pole.

9. The bicycle frame for the automobile convenient to disassemble and assemble as claimed in claim 8, wherein: a reinforcing rod is fixedly connected between the two placing rods.

10. The bicycle frame for the automobile convenient to disassemble and assemble as claimed in claim 9, wherein: the outer side wall of the placing rod far away from the ball head fixing mechanism is provided with an indicating lamp.

Technical Field

The invention relates to the technical field of bicycle frames, in particular to a bicycle frame convenient to disassemble and assemble for an automobile.

Background

The bicycle frame at the tail part of the automobile is a device which is arranged at the tail part of the automobile and used for transporting a bicycle, so that the problem that the bicycle is inconvenient to carry along with the automobile due to the fact that the bicycle is large in size is solved, and the bicycle frame is popular with the majority of riding enthusiasts.

The existing bicycle frame is large in size and large in occupied storage space, cannot be conveniently folded and stored when the existing bicycle frame is idle, and cannot be conveniently and quickly disassembled and assembled with a ball head at the tail of an automobile, so that the use cost is high, and the problems of complex operation process and complex structure exist. Therefore, a new technical solution is needed to solve the above problems.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a bicycle frame for an automobile, which is convenient to disassemble and assemble.

In order to achieve the purpose, the invention provides the following technical scheme: a bicycle frame for an automobile convenient to disassemble and assemble comprises a fixed rod, wherein a ball head fixing mechanism is arranged at one end of the fixed rod, one end of the fixed rod is provided with a through groove penetrating through the two side walls of the fixed rod, the ball head fixing mechanism comprises a clamping plate which is fixedly connected at the bottom of the fixed rod and positioned at the two sides of the through groove, the side wall of the clamping and connecting plate facing the through groove is an arc concave surface, a butting plate is connected in the through groove in a sliding manner along the vertical direction, the fixed rod is positioned at the top of the through groove and is rotationally connected with a first threaded rod and a second threaded rod, the first threaded rod is in threaded connection with the abutting plate, the second threaded rod is connected with the fixed rod in a threaded mode, the end portion of the second threaded rod is abutted to the upper surface of the abutting plate, the two sides of the other end of the fixed rod are movably connected with connecting rods, the two connecting rods are provided with placing racks respectively, and a positioning mechanism is arranged between each connecting rod and the fixed rod.

Through adopting the technical scheme, when using this bicycle frame, can carry out fixed connection with the device and the bulb of car afterbody through bulb fixed establishment, with the income logical inslot of the bulb, and adjust the height of butt joint board through first threaded rod, and support through the second threaded rod tightly in the upper surface of butt joint board, make its tip support tightly in the top of bulb, in order to play the positioning action to the bulb, and rotate two connecting rods towards both sides, make second locating piece butt in the lateral wall of dead lever, make two racks keep the horizontality, and play the positioning action to the connecting rod through positioning mechanism, in order to guarantee the stability of connecting rod and rack.

The invention is further configured to: positioning mechanism include fixed connection in the first locating piece of connecting rod lower surface, the bottom fixedly connected with second locating piece of first locating piece, one side that second locating piece bottom is close to the dead lever is provided with the joint piece, the dead lever is located and sets up the sliding tray that runs through its upper surface between two connecting rods, sliding connection has the slide bar in the sliding tray, the first spring of fixedly connected with between the bottom inner wall of sliding tray and the slide bar, stretch out on the top of slide bar the sliding tray, the both sides wall of dead lever seted up communicate in the spacing groove of sliding tray, the both sides fixedly connected with sliding connection of slide bar has the limiting plate of spacing groove, the baffle of the vertical setting of tip fixedly connected with of limiting groove is stretched out to the limiting plate.

Through adopting above-mentioned technical scheme, when rotating the rack towards both sides, through pressing the slide bar for the spring is compressed, when two racks are in the horizontality, unclamps the slide bar, under the effect of spring self elasticity, the slide bar upwards slides, thereby makes the joint piece enter into the baffle in, under the effect of baffle, in order to play the joint effect to the joint piece, and through the lateral wall of second locating piece butt in fixed block, in order to guarantee the stability of rack.

The invention is further configured to: the lower surface of joint piece is the inclined plane with the upper surface of baffle, and through rotating the connecting rod, the lower surface butt of joint piece is in the upper surface of baffle to promote the slide bar and slide downwards.

Through adopting above-mentioned technical scheme, rotate towards the avris when the connecting rod, support tightly in the upper surface of baffle when the bottom of baffle, continue to rotate the connecting rod for the baffle downstream, thereby make the slide bar downstream, when the rack rotated horizontal position, the joint piece entered into the inboard of baffle and breaks away from with the baffle, under the effect of spring force, baffle upward movement and reseed, in order to play the joint effect to the joint piece.

The invention is further configured to: the end portion that the dead lever is located the rack is provided with license plate fixed establishment, license plate fixed establishment is including setting up in the sill bar of dead lever tip surface, the constant head tank has been seted up to the upper surface of sill bar, the both sides on dead lever tip surface just are located the top fixedly connected with connecting block of sill bar, rotate before two connecting blocks and are connected with the pivot, the both ends fixedly connected with trip of pivot, the tip of dead lever still is provided with and is used for driving pivot pivoted drive assembly.

Through adopting above-mentioned technical scheme, when this bicycle rack of installation blocks the license plate, install the license plate in the tip of dead lever through license plate fixed establishment to discern the license plate, when installing the license plate, through inserting the constant head tank with the bottom of license plate in, and drive the pivot through drive assembly and rotate, make the tip chucking of trip in the license plate, in order to play the fixed action to the license plate.

The invention is further configured to: vertical spout has been seted up to the tip of dead lever, drive assembly include sliding connection in slider in the spout, bottom bar fixed connection stretches out the lateral wall of spout in the slider, fixedly connected with second spring between the bottom of spout and the slider, the top fixedly connected with bracing piece of slider, the lateral wall of bracing piece is provided with the rack, install in the pivot mesh in the gear of rack.

Through adopting above-mentioned technical scheme, when installing the license plate, through inserting the license plate in the constant head tank, and with its pushing down, make the spring compressed, under rack and pinion's effect, drive the pivot and rotate, make the dead lever be kept away from to the tip of trip, so that arrange the top of license plate in between trip and the dead lever, loosen the license plate, under the effect of spring force, drive the pivot and rotate, play the fixed action to the license plate with driving the trip rotation.

The invention is further configured to: vertical guide way has been seted up to the inner wall that leads to the groove, the lateral wall fixedly connected with sliding connection of butt joint board in the guide block in the guide way.

Through adopting above-mentioned technical scheme, through setting up guide block and guide way, guarantee the stability of butt joint board going up and down in with the inslot to guarantee the steadiness of this bicycle frame installation.

The invention is further configured to: the lower surface of the abutting plate is provided with a first groove which is spherical, and a rubber layer is arranged in the first groove.

Through adopting above-mentioned technical scheme, when installing this bicycle frame, the top of bulb is embedded into first recess, further promotes the stability of bulb in leading to the inslot to steadiness when improving this bicycle frame installation.

The invention is further configured to: the rack includes fixed connection in the pole that hangs down of connecting rod tip and perpendicular to connecting rod, the equal fixedly connected with in both ends of the pole that hangs down places the pole, the standing groove has been seted up to the upper surface of placing the pole.

Through adopting above-mentioned technical scheme, through placing the wheel in the standing groove to fix the bicycle, and place the pole through setting up two sets of, so that place two bicycles simultaneously.

The invention is further configured to: a reinforcing rod is fixedly connected between the two placing rods.

Through setting up above-mentioned technical scheme, through setting up the stiffener to promote the overall structure intensity of rack, with the stability when promoting to prevent the bicycle.

The invention is further configured to: the outer side wall of the placing rod far away from the ball head fixing mechanism is provided with an indicating lamp.

By adopting the technical scheme, the rear-end collision prevention device plays a role in prompting a rear vehicle and reduces the occurrence of rear-end collision accidents.

Drawings

Fig. 1 is a schematic overall structure diagram of a first embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of the ball head securing mechanism of FIG. 1;

FIG. 3 is a schematic cross-sectional view of the positioning mechanism of FIG. 1;

FIG. 4 is a partial enlarged view of portion A of FIG. 3;

FIG. 5 is a schematic structural diagram of another angle according to the first embodiment of the present invention;

FIG. 6 is an enlarged view of a portion B of FIG. 5;

FIG. 7 is a schematic overall structure diagram of a second embodiment of the present invention;

FIG. 8 is a schematic structural view of another embodiment in another angle;

fig. 9 is a partially enlarged schematic view of a portion C in fig. 8.

Detailed Description

Embodiments of the present invention are further described with reference to fig. 1 to 9.

The first embodiment is as follows: a bicycle frame for an automobile convenient to disassemble and assemble comprises a fixed rod 1, wherein one end of the fixed rod 1 is provided with a ball head fixing mechanism 2, one end of the fixed rod 1 is provided with a through groove 3 penetrating through two side walls of the fixed rod, the ball head fixing mechanism 2 comprises a clamping plate 4 fixedly connected to the bottom of the fixed rod 1 and positioned at two sides of the through groove 3, the side wall of the clamping plate 4 facing the through groove 3 is a circular arc concave surface, a horizontally arranged abutting plate 5 is slidably connected in the through groove 3 along the vertical direction, the fixed rod 1 is rotatably connected with a first threaded rod 6 and a second threaded rod 7 at the top of the through groove 3, the first threaded rod 6 is in threaded connection with the abutting plate 5 to control the height of the abutting plate 5, the second threaded rod 7 is in threaded connection with the fixed rod 1, the end part of the second threaded rod 6 abuts against the upper surface of the abutting plate 5, the both sides of the dead lever 1 other end all articulate there is connecting rod 9, all installs rack 10 on two connecting rods 9, is provided with positioning mechanism between connecting rod 9 and the dead lever 1.

When using this bicycle frame, can carry out fixed connection with the bulb of device and car afterbody through bulb fixed establishment 2, with the income logical inslot 3 of sliding in of bulb, and adjust the height of butt joint board 5 through first threaded rod 6, and support through second threaded rod 7 tightly in the upper surface of butt joint board 5, make its tip support tightly in the top of bulb, in order to play the positioning action to the bulb, and rotate two connecting rods 9 towards both sides, make second locating piece butt in the lateral wall of dead lever 1, make two rack 10 keep the horizontality, and play the positioning action to connecting rod 9 through positioning mechanism, in order to guarantee the stability of connecting rod 9 and rack 10.

Positioning mechanism includes fixed connection in the first locating piece 11 of connecting rod 9 lower surface, the bottom fixedly connected with second locating piece 12 of first locating piece 11, one side that second locating piece 12 bottom is close to dead lever 1 is provided with joint piece 13, dead lever 1 is located and sets up the sliding tray 14 that runs through its upper surface between two connecting rods 9, sliding connection has slide bar 15 in the sliding tray 14, fixedly connected with first spring 16 between the bottom inner wall of sliding tray 14 and the slide bar 15, sliding tray 14 is stretched out on the top of slide bar 15, the both sides wall of dead lever 1 is seted up and is communicated in the spacing groove 17 of sliding tray 14, sliding connection has the limiting plate 18 of spacing groove 17 in the both sides fixedly connected with sliding connection of slide bar 15, limiting plate 18 stretches out the baffle 19 of the vertical setting of tip fixedly connected with of spacing groove 17.

When rotating rack 10 towards both sides, through pressing down slide bar 15, make the spring compressed, when two rack 10 were in the horizontality, loosen slide bar 15, under the effect of first spring 16 self elasticity, slide bar 15 upwards slides, thereby make joint piece 13 enter into baffle 19 in, under the effect of baffle 19, in order to play the joint effect to joint piece 13, and through the lateral wall of second locating piece 12 butt in the fixed block, in order to guarantee rack 10's stability.

The lower surface of joint piece 13 is the inclined plane with the upper surface of baffle 19, through rotating connecting rod 9, the lower surface butt of joint piece 13 is in the upper surface of baffle 19, slide 15 in order to promote, when connecting rod 9 rotates towards the avris, support tightly in the upper surface of baffle 19 when the bottom of baffle 19, continue to rotate connecting rod 9, make baffle 19 downstream, thereby make slide 15 downstream, when rack 10 rotates horizontal position, joint piece 13 enters into the inboard of baffle 19 and breaks away from with baffle 19, under the effect of spring force, baffle 19 upward movement resets, in order to play the joint effect to joint piece 13.

The end part of the fixed rod 1, which is positioned on the rack 10, is provided with a license plate fixing mechanism 20, the license plate fixing mechanism 20 comprises a bottom rod 21 arranged on the surface of the end part of the fixed rod 1, the upper surface of the bottom rod 21 is provided with a positioning groove 22, two sides of the surface of the end part of the fixed rod 1 and positioned above the bottom rod 21 are fixedly connected with connecting blocks 23, a rotating shaft 24 is rotatably connected in front of the two connecting blocks 23, two ends of the rotating shaft 24 are fixedly connected with clamping hooks 25, the end part of the fixed rod 1 is also provided with a driving component for driving the rotating shaft 24 to rotate, the end part of the fixed rod 1 is provided with a vertical sliding groove 26, the driving component comprises a sliding block 27 which is slidably connected in the sliding groove 26, the bottom rod 21 is fixedly connected to the outer side wall of the sliding block 27 extending out of the sliding, the rotating shaft 24 is provided with a gear 31 meshed with the rack 30.

When this bicycle frame blocks the license plate when installing, install the license plate in the tip of dead lever 1 through license plate fixed establishment 20, so as to discern the license plate, when installing the license plate, through inserting the bottom of license plate in the constant head tank 22, when inserting the license plate in the constant head tank 22, and push down it, make second spring 28 compressed, under the effect of gear 31 rack 30, drive pivot 24 and rotate, make the tip of trip 25 keep away from dead lever 1, so as to place the top of license plate between trip 25 and dead lever 1, loosen the license plate, under the effect of second spring 28 elasticity, drive pivot 24 and rotate, in order to drive trip 25 and rotate and play the fixed action to the license plate.

Vertical guide way 32 has been seted up to the inner wall that leads to groove 3, and the lateral wall fixedly connected with sliding connection of butt joint board 5 is in the guide block (not shown in the figure) of guide way 32, through setting up guide block and guide way 32, guarantees the stability of butt joint board 5 going up and down with the inslot to guarantee the steadiness of this bicycle frame installation.

The lower surface of butt joint board 5 is seted up and is spherical first recess 33, is provided with rubber layer 34 in the first recess 33, and when installing this bicycle frame, the top of bulb is embedded into first recess 33, further promotes the stability of bulb in logical groove 3 to steadiness when improving this bicycle frame installation.

The rack 10 includes fixed connection in the pole 34 that hangs down of connecting rod 9 tip and perpendicular to connecting rod 9, and the equal fixedly connected with in both ends of the pole that hangs down places pole 35, places the upper surface of pole and has seted up standing groove 36, places the wheel in standing groove 36 to fix the bicycle, and place the pole through setting up two sets of, so that place two bicycles simultaneously.

Fixedly connected with stiffener 37 between two placing rods through setting up stiffener 37 to promote rack 10's overall structure intensity, with the stability when promoting to prevent the bicycle.

The outer side wall of the placing rod far away from the ball head fixing mechanism 2 is provided with an indicating lamp 38 so as to play a role in prompting a rear vehicle and reduce the occurrence of rear-end accidents.

The second embodiment is as follows: different from the first embodiment, the ball fixing mechanism 2 comprises a connecting plate 39 disposed on the end side wall of the fixed rod 1, the end side wall of the connecting plate 39 is provided with an arc-shaped groove 40, the ball fixing mechanism further comprises a vertical plate 41 disposed on one side of the upper surface of the connecting plate 39, the vertical plate 41 is movably connected with a clamping buckle 42, the surface of the vertical plate 41 facing the arc-shaped groove 40 is provided with a second groove 43 in a spherical shape, the clamping buckle 42 comprises two side plates 44 and an arc-shaped plate 45 fixedly connected to the end parts of the two side plates 44, the outer side walls of the two side plates 44 are hinged with a first supporting rod 46, the other end of the first supporting rod 46 is hinged to the top of the side wall of the vertical plate 41, the ball fixing mechanism 2 further comprises a driving component for driving the clamping buckle 42, when the bicycle frame is installed, the ball at the tail of the automobile is clamped above the arc-shaped, so that the ball head is fastened by the snap fastener 42 to fix the ball head.

The driving mechanism comprises a cross rod 47 parallel to the fixed rod 1, one end of the cross rod 47 is fixedly connected to the side wall of a connecting rod, the other end of the cross rod 47 penetrates and is rotatably connected to the end parts of the two side plates 44, two second supporting rods 48 are arranged between the two side plates 44 of the cross rod 47, the cross rod 47 penetrates one end of each second supporting rod 48, a plurality of limiting strips 49 are arranged on the surfaces of the cross rod 47 and the two second supporting rods 48, a positioning groove 22 (not shown in the figure) for the limiting strips 49 to penetrate is formed in the joint of the second supporting rods 48 and the cross rod 47 so as to prevent the second supporting rods 48 and the cross rod 47 from rotating relatively, the other end of each second supporting rod 48 is hinged to the vertical plate 41, when the two placing racks 10 are opened, the clamping buckle 42 is buckled on a ball head under the driving of the cross rod 47 and the action of the first supporting rods 46 and the second supporting rods, when needing to dismantle bicycle frame, through packing up rack 10, under the effect of horizontal pole 47 for joint knot 42 loosens with the bulb, so that dismantle this bicycle frame.

A reinforcing plate 50 is fixedly connected between the connecting plate 39 and the fixing plate to improve the connection strength between the connecting plate 39 and the fixing plate.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and those skilled in the art should be able to make general changes and substitutions within the technical scope of the present invention.