Side rack mounted on bicycle rear rack and bicycle frame

Abstract

This utility certificate provides a side rack mounted on the rear rack of a bicycle, comprising a supporting frame, a first connecting arm, a second connecting arm and a third connecting arm, the supporting frame being provided with a supporting space and an object access hole being provided at the upper end of the supporting frame, one side of the supporting frame being provided with a connecting portion, the connecting portion being provided with a fixing hole, the first connecting arm having an L-shaped structure with one end hinged to the fixing hole, the other end of the first connecting arm being provided with a first connecting hole, one end of the second connecting arm being hinged to the fixing hole, the other end of the second connecting arm being provided with a second connecting hole, one end of the third connecting arm being fixedly connected to the supporting frame,and the other end of the third connecting arm being provided with a third connecting hole. This utility certificate provides a simple structure with low cost, which is mounted on both sides of the bicycle rear rack, will not occupy the load-bearing position of the rear rack, can greatly improve the object-bearing capacity of the bicycle, and has ease of assembly and good stability.,

Description

Title of the invention: Side rack mounted on the rear rack of a bicycle and bicycle frame Technical field

[0001] This utility certificate relates to the field of bicycle accessories, in particular a side luggage rack mounted on the rear luggage rack of a bicycle and a bicycle frame. TECHNICAL CONTEXT

[0002] The existing bicycle or electric bicycle equipped with a rear rack generally has a relatively small load capacity, cannot load many objects, and is also prone to dropping the objects. Daily objects are often necessary for long-distance outdoor riding, however, the existing bicycle or electric bicycle rear rack is relatively small and often arranged horizontally, and when carrying objects, the objects must be tied and fixed, causing much inconvenience to riding. DISCLOSURE OF THE INVENTION

[0003] To solve the technical problems in the existing art, the present utility model provides a side rack mounted on the rear rack of a bicycle and a bicycle frame to greatly improve the load capacity of the bicycle.

[0004] This utility certificate provides a side rack mounted on the rear rack of a bicycle, comprising a supporting frame, a first connecting arm, a second connecting arm and a third connecting arm, the supporting frame being provided with a supporting space and an object access hole being provided at the upper end of the supporting frame, one side of the supporting frame being provided with a connecting portion, the connecting portion being provided with a fixing hole, the first connecting arm having an L-shaped structure with one end hinged to the fixing hole, the other end of the first connecting arm being provided with a first connecting hole for being connected to the upper end of the rear rack of a bicycle, one end of the second connecting arm being hinged to the fixing hole,the other end of the second connecting arm being provided with a second connecting hole for being connected to the middle of the bicycle rear rack, one end of the third connecting arm being fixedly connected to the supporting frame, and the other end of the third connecting arm being provided with a third connecting hole for being connected to the lower end of said bicycle rear rack.

[0005] As an improved variant of the present utility certificate, the second connecting hole is an elongated connecting hole.

[0006] As a further improved variant of the present utility model, the lower end of the supporting frame is provided with a supporting plate.

[0007] As an improved variant of the present utility model, two groups of carrying frame, first connecting arm, second connecting arm and third connecting arm are provided respectively and are respectively arranged symmetrically on either side of the rear end of the bicycle rear carrier.

[0008] As an improved embodiment of the present utility model, the attachment hole of the connecting portion is connected to the first connecting arm and the second connecting arm using the attachment bolts.

[0009] This utility certificate also provides a bicycle frame for mounting the above-mentioned side rack, comprising a bicycle frame main body and the rear rack fixedly connected to the rear end of the bicycle frame main body, the rear rack comprising a horizontal support and two longitudinal supporting beams symmetrically arranged at the lower end of the horizontal support, the upper end between the two longitudinal supporting beams being provided with a transverse connecting beam, the transverse connecting beam being provided with at least one first mounting hole connected to the first connecting hole, and the central portion of at least one longitudinal supporting beam being provided with a second mounting hole connected to the second connecting hole,and the lower end of said at least one longitudinal supporting beam being provided with a third mounting hole connected to the third connecting hole.

[0010] As an improved embodiment of the present utility model, the first connecting hole is fixedly connected to the first mounting hole using a first locking bolt, the second connecting hole is fixedly connected to the second mounting hole using a second locking bolt, and the third connecting hole is fixedly connected to the third mounting hole using a third locking bolt.

[0011] This utility certificate has the following beneficial effects: this utility certificate provides a simple structure with low cost, which is mounted on both sides of the bicycle rear rack, will not occupy the load-bearing position of the rear rack, can greatly improve the object-bearing capacity of the bicycle, and has ease of mounting and good stability. DESCRIPTIONS OF FIGURES

[0012] [Fig.l] is a diagram of the structure of a side luggage rack mounted on the rear luggage rack of a bicycle according to this utility certificate;

[0013] [Fig.2] is a diagram of the structure of a bicycle frame according to the present utility certificate;

[0014] [Fig.3] is a reference view of the side rack mounted on the bicycle rear rack in the state of use on the bicycle frame according to this utility certificate.

[0015] Figure references: 1 - Side rack; 11 - Supporting frame; 111 - Object access hole; 112 - Connecting portion; 12 - First connecting arm; 121 - First connecting hole; 13 - Second connecting arm; 131 - Second connecting hole; 14 - Third connecting arm; 141 - Third connecting hole; 2 - Bicycle frame; 21 - Bicycle frame main body; 22 - Rear rack; 221 - Horizontal support; 222 - Longitudinal supporting beam; 223 - Transverse connecting beam; 224 - First mounting hole; 225 - Second mounting hole; 226 - Third mounting hole. DETAILED PRESENTATION OF THE IMPLEMENTATION METHOD

[0016] In describing this utility certificate, it will be understood that the terms describing positional relationships, such as "upper", "lower", "front", "rear", "left" and "right" which indicate the positionings or positional relationships, are based on the positionings or positional relationships shown in the figures, they are only for ease of description of the utility certificate and for simple description, instead of indicating or implying the positions of the devices or elements and the configurations and operations in the specified directions, and therefore cannot be understood as restrictions of this utility certificate.

[0017] In the description of this utility model certificate, for the description of number, the term "several" means one or more, the term "a plurality" means a number greater than two, the terms "greater than", "less than" and "exceeding" are understood to include the number itself, and the terms "above", "below" and "inclusive" are understood to include the number itself. The terms "first", "second" are only to distinguish technical characteristics, and cannot be considered as indicating or implying a relative degree of importance or number of indicated technical characteristics or as indicating or implying a degree relationship of the indicated technical characteristics.

[0018] In describing this utility certificate, unless otherwise clearly specified, the terms "arrangement", "assembly" and "connection" should be understood in a broad sense, for those skilled in the art, the meanings of the above terms in this utility certificate can be understood according to the specific contents in the technical solutions.

[0019] As shown in [Fig. 1], the present utility certificate provides a side luggage rack 1 mounted on the rear luggage rack of a bicycle, comprising a carrying frame 11, a first connecting arm 12, a second connecting arm 13 and the third connecting arm 14, the carrying frame 11 being provided with a carrying space and an object access hole 111 being provided at the upper end of the carrying frame, so that the objects can be placed in the carrying frame 11 through the object access hole 111 or taken out from the object access hole 111 when necessary, thereby enabling more objects to be carried, moreover, because the carrying space is provided in the carrying frame 11 for limitation and fixation on the objects, generally, no additional connection and fixation are required, one side of the carrying frame 11 being provided with a connecting portion 112, the connecting portion 112 being provided with a fixing hole, the first connecting arm 12 having an L-shaped structure with one end hinged to the fixing hole,the other end of the first connecting arm 12 being provided with a first connecting hole 121 for connecting to the upper end of the bicycle rear rack 22, one end of the second connecting arm 13 being hinged to the fixing hole, the other end of the second connecting arm 13 being provided with a second connecting hole 131 for connecting to the middle of the bicycle rear rack 22, one end of the third connecting arm 14 being fixedly connected to the carrying frame 11, and the other end of the third connecting arm 14 being provided with a third connecting hole 141 for connecting to the lower end of said bicycle rear rack 22, the first connecting arm 12 and the second connecting arm 13 all being hinged to the fixing hole, in order to perform angular adjustment on the first connecting arm 12 and the second connecting arm 13,which can improve the adaptability and avoid the situation in which the mounting is impossible due to the size error of the bicycle frame, and the first connecting hole 121, the second connecting hole 131 and the third connecting hole 141 are all fixedly connected to the bicycle rear rack 22.,

[0020] In the present technical solution, the second connecting hole 131 is an elongated connecting hole, which can further improve the adaptability and avoid the situation in which the mounting is impossible due to the size error.

[0021] In the present technical solution, the lower end of the supporting frame 11 is provided with a supporting plate. The supporting plate arrangement provided at the lower end of the supporting frame 11 has a better effect of supporting objects and prevents the objects from falling.

[0022] In the present technical solution, two groups of carrying frame 11, first connecting arm 12, second connecting arm 13 and third connecting arm 14 are provided respectively and are respectively arranged symmetrically on either side of the rear end of the bicycle rear luggage rack 22, which makes it possible to mount a side luggage rack 1 respectively on each side of the rack. 22 bicycle rear luggage to carry more items and meet different users' needs.

[0023] In the present technical solution, the fixing hole of the connecting portion 112 is connected to the first connecting arm 12 and the second connecting arm 13 by means of the fixing bolts, when mounting, after a mounting angle is well adjusted, the first connecting arm 12 and the second connecting arm 13 can be effectively fixed and locked by means of fixing bolts, thereby improving the supporting stability.

[0024] As shown in [Fig.2], the present utility model also provides a bicycle frame 2 for mounting the above-mentioned side rack 1, comprising a bicycle frame main body 21 and the rear rack 22 fixedly connected to the rear end of the bicycle frame main body 21, the rear rack 22 comprising a horizontal support 221 and two longitudinal supporting beams 222 symmetrically arranged at the lower end of the horizontal support 221, the upper end between the two longitudinal supporting beams 222 being provided with a transverse connecting beam 223, the transverse connecting beam 223 being provided with at least one first mounting hole 224 connected to the first connecting hole 121, and the central portion of at least one longitudinal supporting beam 222 being provided with a second mounting hole 225 connected to the second connecting hole 131,and the lower end of said at least one longitudinal supporting beam 222 being provided with a third mounting hole 226 connected to the third connecting hole 141.,

[0025] As shown in [Fig.3], to mount the side rack 1, it is sufficient to connect the first connecting arm 12, the second connecting arm 13 and the third connecting arm 14 of the side rack 1 to the first mounting hole 224, the second mounting hole 225 and the third mounting hole 226 respectively, such mounting is convenient and quick, and when the side rack 1 is not needed, it is sufficient to disassemble directly, such operation is simple and convenient.

[0026] In the present technical solution, the first connecting hole 121 is fixedly connected to the first mounting hole 224 by means of a first locking bolt, the second connecting hole 131 is fixedly connected to the second mounting hole 225 by means of a second locking bolt, and the third connecting hole 141 is fixedly connected to the third mounting hole 226 by means of a third locking bolt, such fixing by means of bolts is simpler and more convenient, makes mounting and dismounting convenient and quick, and makes the fixing effect more stable.

[0027] This utility certificate provides a simple, low-cost structure, which is mounted on either side of the bicycle rear luggage rack 22, will not occupy the position 22 rear rack load-bearing capacity, can greatly improve the bicycle's object-bearing capacity, and has ease of assembly and good stability.

[0028] The above description is for describing the present utility model in more detail via preferred embodiments, and the specific embodiments of the present utility model should not be considered limited to the above description. Any variations and substitutions may be obtained by those skilled in the art within the design of this utility model and should be included within the scope of protection of this utility model.

Claims

Claims

1. A side luggage rack mounted on the rear luggage rack of a bicycle, characterized in that it comprises a supporting frame, a first connecting arm, a second connecting arm and a third connecting arm, the supporting frame being provided with a supporting space and an object access hole being provided at the upper end of the supporting frame, one side of the supporting frame being provided with a connecting portion, the connecting portion being provided with a fixing hole, the first connecting arm having an L-shaped structure with one end hinged to the fixing hole, the other end of the first connecting arm being provided with a first connecting hole for being connected to the upper end of the rear luggage rack of a bicycle, one end of the second connecting arm being hinged to the fixing hole,the other end of the second connecting arm being provided with a second connecting hole for connecting to the middle of the bicycle rear rack, one end of the third connecting arm being fixedly connected to the supporting frame, and the other end of the third connecting arm being provided with a third connecting hole for connecting to the lower end of said bicycle rear rack.,

2. A side rack mounted on the bicycle rear rack according to claim 1, characterized in that the second connecting hole is an elongated connecting hole.

3. A side rack mounted on the bicycle rear rack according to claim 1, characterized in that the lower end of the supporting frame is provided with a supporting plate.

4. A side rack mounted on the bicycle rear rack according to claim 1, characterized in that two groups of carrying frame, first connecting arm, second connecting arm and third connecting arm are provided respectively and are respectively arranged symmetrically on either side of the rear end of the bicycle rear rack.

5. A side rack mounted on the bicycle rear rack according to claim 1, characterized in that the fixing hole of the connecting portion is connected to the first connecting arm and the second connecting arm using the fixing bolts.

6. Bicycle frame, for mounting the side luggage rack according to any one of claims 1 to 5, characterized in that it comprises

7. a bicycle frame main body and the rear rack fixedly connected to the rear end of the bicycle frame main body, the rear rack comprising a horizontal support and two longitudinal supporting beams arranged symmetrically at the lower end of the horizontal support, the upper end between the two longitudinal supporting beams being provided with a transverse connecting beam, the transverse connecting beam being provided with at least one first mounting hole connected to the first connecting hole according to any one of claims 1 to 5, and the central portion of at least one longitudinal supporting beam being provided with a second mounting hole connected to the second connecting hole according to any one of claims 1 to 5,and the lower end of said at least one longitudinal supporting beam being provided with a third mounting hole connected to the third connecting hole according to any one of claims 1 to 5., A bicycle frame according to claim 6, characterized in that the first connecting hole is fixedly connected to the first mounting hole by means of a first locking bolt, the second connecting hole is fixedly connected to the second mounting hole by means of a second locking bolt, and the third connecting hole is fixedly connected to the third mounting hole by means of a third locking bolt.

Images