A platform-style bicycle rack

Abstract

The present invention discloses a platform-type bicycle rack, which includes a base, a first cross beam, a second cross beam, a support column, a connecting piece and a vehicle body connecting pipe. One end of the first cross beam passes through the base and is fixedly welded to the base. One end of the second cross beam is detachably connected to the part of the first cross beam that passes out of the base. The base is provided with a first slot, and the support column is vertically inserted into the first slot and is pivotally connected to the base. The connecting piece is nested on the base, and the vehicle body connecting pipe is detachably connected to the connecting piece. The support column is provided with a frame fixing device, and both the first cross beam and the second cross beam are provided with tire fixing devices. The base is further provided with a second slot. In the storage state, the second cross beam is inserted into the second slot, and the second cross beam is located above the first cross beam. This device is convenient for installation and disassembly, has good stability in fixing the bicycle, is convenient for storage, and saves storage space.

Description

Technical Field

[0001] The present invention relates to the field of automotive accessories, and particularly to a platform-type bicycle carrier. Background Art

[0002] When people travel by self-driving or go on vacation, one or two bicycles can be carried at the rear of the vehicle using an in-vehicle bicycle carrier, which is convenient for use during the journey. However, at present, most in-vehicle bicycle carriers have low stability in fixing bicycles. In a bumpy environment, they not only cause great damage to the wheels, but also easily cause serious collisions between bicycles and the bicycle carrier, resulting in a lot of noise. In addition, when the in-vehicle bicycle carrier is not in use, it is not convenient to store and occupies a large space. Therefore, it is necessary to further optimize the in-vehicle bicycle carrier. Summary of the Invention

[0003] The purpose of the present invention is to provide a platform-type bicycle carrier aiming at the deficiencies of the prior art, which is convenient for installation and disassembly, has good stability in fixing bicycles, is convenient for storage, and saves storage space.

[0004] To solve the above technical problems, the following technical solutions are adopted:

[0005] A platform-type bicycle carrier includes a base, a first cross beam, a second cross beam, a support column, a connecting member and a vehicle body connecting pipe. In the use state, the first cross beam and the second cross beam are symmetrically and horizontally arranged on both sides of the base respectively. One end of the first cross beam passes through the base and is welded and fixed to the base. One end of the second cross beam is detachably connected to the part of the first cross beam that passes through the base. The base is provided with a first slot, the support column is vertically inserted into the first slot and is pivotally connected to the base. The connecting member is nested on the base, and the vehicle body connecting pipe is detachably connected to the connecting member. A plurality of frame fixing devices are provided on the support column, and a plurality of tire fixing devices are provided on both the first cross beam and the second cross beam. The base is further provided with a second slot. In the storage state, the second cross beam is inserted into the second slot, and the second cross beam is located above the first cross beam.

[0006] Further, the base includes a base plate, a connecting rod and a base connecting body. The base connecting body is welded above the base plate, the connecting rod is welded at one end of the base plate, and a plurality of first mounting holes are provided on the connecting rod. A plurality of second mounting holes corresponding to the first mounting holes are provided on the connecting member. The connecting member is nested outside the connecting rod and is connected and fixed by screws or pins. A plurality of third mounting holes are evenly distributed on the vehicle body connecting pipe, and a plurality of fourth mounting holes with the same aperture and equal spacing as the third mounting holes are further provided on the connecting member. The vehicle body connecting pipe and the connecting member are connected and fixed by screws or pins.

[0007] Further, the base connection body includes two parallel walls. The first cross beam includes a connecting section and a bearing section. The connecting section and the bearing section are of an integral structure. The bearing section passes through the two parallel walls, and both sides of the bearing section are fixedly welded to the two parallel walls respectively. The lower end of the bearing section is fixedly welded to the base. The bearing section passes through the base connection body and continues to extend to form the connecting section. A plurality of first pin holes are provided on the connecting section. One end of the second cross beam is provided with a plurality of second pin holes having the same aperture and equal spacing as the first pin holes. In the use state, the first cross beam and the second cross beam are detachably connected by a plurality of first pin shafts.

[0008] Further, the first slot and the second slot are arranged between the two parallel walls. The second slot is located above the first cross beam, and the first slot is arranged above the second slot. Each of the parallel walls is provided with a plurality of fifth mounting holes.

[0009] Further, the outer diameter of the connecting section is smaller than the inner diameter of the second cross beam. In the use state, the second cross beam is nested outside the connecting section.

[0010] Further, the base is further provided with a safety warning light, and the safety warning light is arranged on the opposite side of the connecting rod.

[0011] Further, the vehicle frame fixing device includes a sliding clamp that can slide up and down along the pillar, and a positioning hook for positioning the vehicle frame is connected to the sliding clamp.

[0012] Further, the tire fixing device includes mounting blocks and width rods. A plurality of the mounting blocks are respectively and evenly nested on the first cross beam and the second cross beam. The mounting blocks are connected and fixed to the first cross beam and the second cross beam by locking screws. The width rods are connected to the mounting blocks. A U-shaped arc rod is arranged on the width rod. The space enclosed between the arc rod and the width rod is used for placing the wheel; an elastic locking band for locking the wheel and locking ends for fixing both ends of the elastic locking band are provided on each arc rod.

[0013] Due to the adoption of the above technical solutions, the following beneficial effects are achieved:

[0014] The present invention is a platform-type bicycle frame. The device is convenient for installation and disassembly, has good stability in fixing the bicycle, is convenient for storage, and saves storage space.

[0015] The pillar is pivotally connected to the base through the first slot. When in the storage state, the second cross beam is inserted into the second slot, which is flexible and convenient and saves storage space;

[0016] The third mounting hole on the vehicle body connecting pipe and the fourth mounting hole on the connecting member cooperate with each other to adjust the mounting hole positions of the vehicle body connecting pipe and the connecting member, thereby adjusting the distance between the towing main body and the vehicle body, with flexible use and good applicability;

[0017] By setting safety warning lights at the end of the base, the following vehicle is reminded to keep a safe distance, ensuring driving safety;

[0018] By setting an elastic locking band on the arc-shaped rod to position the upper frame of the bicycle on the positioning hook. After the bicycle tire is placed on the arc-shaped rod, the elastic locking band is passed through the bicycle tire, and both ends of the elastic locking band are locked at the locking ends, further improving the stability of the bicycle fixation, reducing the shaking of the bicycle during vehicle driving, reducing noise, reducing damage to the wheels in a bumpy environment, and avoiding serious collision between the bicycle and the bicycle carrier. Brief Description of the Drawings

[0019] The present invention will be further described below in conjunction with the drawings:

[0020] Figure 1 It is a schematic structural diagram of a platform-type bicycle rack in the present invention;

[0021] Figure 2 It is a schematic structural diagram of the storage state of a platform-type bicycle rack in the present invention;

[0022] Figure 3 It is an exploded structural diagram of a platform-type bicycle rack in the present invention;

[0023] Figure 4 In the present invention Figure 3 Partial enlarged view of part A;

[0024] Figure 5 In the present invention Figure 3 Partial enlarged view of part B;

[0025] Figure 6 It is a schematic top view structural diagram of a platform-type bicycle rack in the present invention;

[0026] Figure 7 It is a usage state diagram of a platform-type bicycle rack carrying a bicycle in the present invention;

[0027] Figure 8 It is a partial schematic diagram of the sliding clamp of a platform-type bicycle rack in the present invention.

[0028] In the figure: 1 - base; 2 - first crossbeam; 3 - second crossbeam; 4 - pillar; 5 - connecting piece; 6 - vehicle body connecting pipe; 7 - first slot; 8 - second slot; 9 - vehicle frame fixing device; 91 - tire fixing device; 10 - base; 11 - connecting rod; 12 - base connecting body; 13 - parallel wall; 14 - connecting section; 15 - bearing section; 16 - first pin hole; 17 - second pin hole; 18 - first pin shaft; 19 - first mounting hole; 20 - second mounting hole; 21 - third mounting hole; 22 - fourth mounting hole; 23 - fifth mounting hole; 31 - mounting block; 32 - width rod; 33 - arc rod; 34 - elastic locking band; 35 - locking end; 41 - sliding clamp; 42 - positioning hook; 101 - safety warning light. Detailed implementation mode

[0029] To make the purpose, technical solutions and advantages of the present invention clearer and more understandable, the present invention will be further described in detail below through the drawings and embodiments. However, it should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the scope of the present invention. In addition, in the following description, the description of well-known structures and technologies is omitted to avoid unnecessarily confusing the concept of the present invention.

[0030] As Figures 1 to 8 shown, a platform - type bicycle rack includes a base 1, a first crossbeam 2, a second crossbeam 3, a pillar 4, a connecting piece 5 and a vehicle body connecting pipe 6. Specifically, referring to Figure 1 and Figure 4 , the base 1 includes a base 10, a connecting rod 11 and a base connecting body 12. The base connecting body 12 is welded above the base 10, the connecting rod 11 is welded at one end of the base 10, and a plurality of first mounting holes 19 are provided on the connecting rod 11. A plurality of second mounting holes 20 corresponding to the first mounting holes 19 are provided on the connecting piece 5. The connecting piece 5 is nested outside the connecting rod 11 and is connected and fixed by screws or pin shafts. A plurality of third mounting holes 21 are evenly distributed on the vehicle body connecting pipe 6, and a plurality of fourth mounting holes 22 with the same aperture and equal spacing as the third mounting holes 21 are further provided on the connecting piece 5. The vehicle body connecting pipe 6 and the connecting piece 5 are connected and fixed by screws or pin shafts. By the mutual cooperation of the third mounting holes 21 on the vehicle body connecting pipe 6 and the fourth mounting holes 22 on the connecting piece 5, the mounting hole positions of the vehicle body connecting pipe 6 and the connecting piece 5 are adjusted, so as to adjust the distance between the towing main body and the vehicle body. The other end of the vehicle body connecting pipe 6 is connected to the vehicle body, with flexible use and good applicability. Further, a safety warning light 101 is further provided on the base 10, and the safety warning light 101 is arranged on the opposite side of the connecting rod 11, that is, in the use state, the safety warning light 101 is located at the rear end of the base 10 to remind the following vehicle to keep a safe distance and ensure driving safety.

[0031] Specifically, the base 1 is provided with a first slot 7. The pillar 4 is vertically inserted into the first slot 7 and pivotally connected to the base 1. In the use state, refer to Figure 1 , the pillar 4 is vertically inserted into the first slot 7 and fixed by bolts or pins to keep the pillar 4 in a vertical state. A plurality of frame fixing devices 9 are provided on the pillar 4. The frame fixing device 9 includes a sliding clamp 41 that can slide up and down along the pillar 4, and a positioning hook 42 for positioning the frame is connected to the sliding clamp 41. Specifically, refer to Figure 8 which is a partial structure diagram of the sliding clamp 41. The pillar 4 is provided with teeth, and the teeth of the sliding clamp 41 mesh with the teeth of the pillar 4. By pressing the lower part of the sliding clamp 41, the pawl pivots so that the teeth of the sliding clamp 41 are disengaged from the teeth of the pillar 4. At this time, the sliding clamp 41 can slide on the pillar 4 to adjust the height of the positioning hook 42 to hook the bicycle frame.

[0032] Furthermore, refer to Figure 1 , the first cross beam 2 and the second cross beam 3 are respectively symmetrically horizontally arranged on the left and right sides of the base 1. One end of the first cross beam 2 passes through the base 1 and is welded and fixed to the base 1. One end of the second cross beam 3 is detachably connected to the part of the first cross beam 2 that passes through the base 1. Specifically (refer to Figure 4 ), the base connection body 12 includes two parallel walls 13. The first cross beam 2 includes a connection section 14 and a bearing section 15. The connection section 14 and the bearing section 15 are of an integral structure. The bearing section 15 passes through the two parallel walls 13, and both sides of the bearing section 15 are welded and fixed to the two parallel walls 13 respectively. The lower end of the bearing section 15 is welded and fixed to the base 10. The bearing section 15 passes through the base connection body 12 and continues to extend to form the connection section 14. A plurality of first pin holes 16 are provided on the connection section 14. One end of the second cross beam 3 is provided with a plurality of second pin holes 17 with the same aperture and equal spacing as the first pin holes 16. The outer diameter of the connection section 14 is smaller than the inner diameter of the second cross beam 3. In the use state, one end of the second cross beam 3 with the second pin holes 17 is nested outside the connection section 14. In this embodiment, the first cross beam 2 and the second cross beam 3 are detachably connected by a plurality of first pin shafts 18. In other embodiments, bolts or the like can also be used for connection. A plurality of tire fixing devices 91 are provided on both the first cross beam 2 and the second cross beam 3. Specifically, refer to Figure 3 and Figure 6, the tire fixing device 91 includes a mounting block 31 and a width rod 32. A plurality of the mounting blocks 31 are respectively and evenly nested on the first cross beam 2 and the second cross beam 3. The mounting block 31 is connected and fixed to the first cross beam 2 and the second cross beam 3 by locking screws. The width rod 32 is connected to the mounting block 31. A U-shaped arc rod 33 is arranged on the width rod 32. The space enclosed between the arc rod 33 and the width rod 32 is used for placing a wheel; an elastic locking band 34 for locking the wheel and a locking end 35 for fixing both ends of the elastic locking band 34 are arranged on each arc rod 33. Specifically, refer to Figure 7 , by arranging the elastic locking band 34 on the arc rod 33 and positioning the upper frame of the bicycle on the positioning hook 42. After the tire is placed on the arc rod 33, the elastic locking band 34 is passed through the bicycle tire, and both ends of the elastic locking band 34 are locked at the locking end 35, which further improves the stability of the bicycle fixation, reduces the shaking of the bicycle during vehicle driving, reduces noise, reduces the damage to the wheel in a bumpy environment, and avoids serious collision between the bicycle and the bicycle bracket. In this embodiment, the elastic locking band 34 is a porous rubber band, and the hole positions where the rubber band is connected to the locking end 35 can be adjusted, which is flexible to use and has strong applicability. In other embodiments, flexible bands or buckle structures made of other materials can also be used.

[0033] When the bicycle rack is not in use, the bicycle rack can be disassembled and stored. Specifically, refer to Figure 2 , the base 1 is further provided with a second slot 8. The first slot 7 and the second slot 8 are arranged between the two parallel walls 13. The second slot 8 is located above the first cross beam 2, and the first slot 7 is arranged above the second slot 8. Each parallel wall 13 is provided with a plurality of fifth mounting holes 23. In the storage state, the second cross beam 3 is inserted into the second slot 8, and the second cross beam 3 is located above the first cross beam 2. The support column 4 is pivoted towards the first cross beam 2 to be parallel to the first cross beam 2. At this time, the support column 4, the second cross beam 3, and the first cross beam 2 are sequentially connected and fixed to the base 1 in the vertical direction, and the support column 4, the second cross beam 3, and the first cross beam 2 are parallel to each other, and the overall storage is completed, which is convenient to operate and saves storage space.

[0034] Working principle of a platform - type bicycle rack of the present invention: When in use, first connect the vehicle body connecting pipe 6 to the vehicle body. Insert the vehicle body connecting pipe 6 into the connecting member 5. Select the hole position of the vehicle body connecting pipe 6 according to the actual situation of the vehicle body, and connect the vehicle body connecting pipe 6 and the connecting member 5 with bolts or pins. Vertically insert the support column 4 into the first slot 7. Nest the end of the second cross - beam 3 with the second pin hole 17 outside the connecting section 14. The first cross - beam 2 and the second cross - beam 3 are connected and fixed by a plurality of first pin shafts 18 or bolts. According to the distance between the bicycle tires, adjust the position of the mounting block 31 on the first cross - beam 2 and the second cross - beam 3. Place the bicycle tires in the U - shaped arc - shaped rod 33, and pass the elastic locking belt 34 through the bicycle tires. Lock the two ends of the elastic locking belt 34 on the locking end 35 to improve the stability of bicycle fixation. After the tires are fixed, adjust the position of the sliding clamp 41 according to the position of the bicycle rack, so as to adjust the height of the positioning hook 42 to hook the bicycle rack. At this time, the fixation of the bicycle is completed. When the platform - type bicycle rack is not in use, insert the second cross - beam 3 horizontally into the second slot 8, and the second cross - beam 3 is located above the first cross - beam 2. Pivot the support column 4 towards the first cross - beam 2 until it is parallel to the first cross - beam 2. At this time, the support column 4, the second cross - beam 3, and the first cross - beam 2 are connected and fixed to the base 1 in sequence along the vertical direction, and the support column 4, the second cross - beam 3, and the first cross - beam 2 are parallel to each other. The overall storage is completed, which is convenient to operate and saves storage space.

[0035] The above are only specific embodiments of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent substitutions, or modifications made based on the present invention to solve substantially the same technical problems and achieve substantially the same technical effects are all covered by the protection scope of the present invention.

Claims

1. A platform-type bicycle frame, characterized in that: it includes a base (1), a first cross beam (2), a second cross beam (3), a support column (4), a connecting member (5) and a vehicle body connecting pipe (6). In the use state, the first cross beam (2) and the second cross beam (3) are respectively symmetrically horizontally arranged on both sides of the base (1). One end of the first cross beam (2) passes through the base (1) and is fixedly welded to the base (1). One end of the second cross beam (3) is detachably connected to the part of the first cross beam (2) passing out of the base (1). The base (1) is provided with a first slot (7). The support column (4) is vertically inserted into the first slot (7) and is pivotally connected to the base (1). The connecting member (5) is nested on the base (1). The vehicle body connecting pipe (6) is detachably connected to the connecting member (5). A plurality of frame fixing devices (9) are provided on the support column (4). A plurality of tire fixing devices (91) are provided on both the first cross beam (2) and the second cross beam (3). The base (1) is further provided with a second slot (8). In the storage state, the second cross beam (3) is inserted into the second slot (8), and the second cross beam (3) is located above the first cross beam (2); the base (1) includes a base plate (10), a connecting rod (11) and a base connecting body (12). The base connecting body (12) is welded above the base plate (10). The connecting rod (11) is welded at one end of the base plate (10). A plurality of first mounting holes (19) are provided on the connecting rod (11). Second mounting holes (20) corresponding to the first mounting holes (19) are provided on the connecting member (5). The connecting member (5) is nested outside the connecting rod (11) and is fixedly connected by screws or pins. A plurality of third mounting holes (21) are evenly distributed on the vehicle body connecting pipe (6). A plurality of fourth mounting holes (22) with the same aperture and equal spacing as the third mounting holes (21) are further provided on the connecting member (5). The vehicle body connecting pipe (6) and the connecting member (5) are fixedly connected by screws or pins.

2. The platform-type bicycle frame according to claim 1, characterized in that: The base connection body (12) includes two parallel walls (13). The first cross beam (2) includes a connecting section (14) and a bearing section (15). The connecting section (14) and the bearing section (15) are of an integral structure. The bearing section (15) passes through the two parallel walls (13), and both sides of the bearing section (15) are fixedly welded to the two parallel walls (13) respectively. The lower end of the bearing section (15) is fixedly welded to the base (10). The bearing section (15) passes through the base connection body (12) and continues to extend to form the connecting section (14). A plurality of first pin holes (16) are provided on the connecting section (14). One end of the second cross beam (3) is provided with a plurality of second pin holes (17) having the same aperture and equal spacing as the first pin holes (16). In the use state, the first cross beam (2) and the second cross beam (3) are detachably connected by a plurality of first pin shafts (18).

3. A platform bicycle rack according to claim 2, wherein: The first slot (7) and the second slot (8) are arranged between the two parallel walls (13). The second slot (8) is located above the first cross beam (2). The first slot (7) is arranged above the second slot (8). Each of the parallel walls (13) is provided with a plurality of fifth mounting holes (23).

4. A platform bicycle rack according to claim 2, wherein: The outer diameter of the connecting section (14) is smaller than the inner diameter of the second cross beam (3). In the use state, the second cross beam (3) is nested outside the connecting section (14).

5. A platform bicycle rack according to claim 1, wherein: The base (10) is further provided with a safety warning lamp (101), and the safety warning lamp (101) is arranged on the opposite side of the connecting rod (11).

6. A platform bicycle rack according to claim 1, wherein: The frame fixing device (9) includes a sliding clip (41) that can slide up and down along the pillar (4). A positioning hook (42) for positioning the frame is connected to the sliding clip (41).

7. A platform bicycle rack according to claim 1, wherein: The tire fixing device (91) includes a mounting block (31) and a width rod (32). A plurality of the mounting blocks (31) are respectively and evenly nested on the first cross beam (2) and the second cross beam (3). The mounting blocks (31) are connected and fixed to the first cross beam (2) and the second cross beam (3) by locking screws. The width rod (32) is connected to the mounting blocks (31). A U-shaped arc rod (33) is arranged on the width rod (32). The space enclosed between the arc rod (33) and the width rod (32) is used for placing the wheel; an elastic locking band (34) for locking the wheel and a locking end (35) for fixing both ends of the elastic locking band (34) are provided on each arc rod (33).

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