CN109895922B - Bicycle connector - Google Patents
Bicycle connector Download PDFInfo
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- CN109895922B CN109895922B CN201910254117.5A CN201910254117A CN109895922B CN 109895922 B CN109895922 B CN 109895922B CN 201910254117 A CN201910254117 A CN 201910254117A CN 109895922 B CN109895922 B CN 109895922B
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- 229910000831 Steel Inorganic materials 0.000 claims description 15
- 239000010959 steel Substances 0.000 claims description 15
- 230000007246 mechanism Effects 0.000 claims description 14
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The invention discloses a bicycle connector, which comprises a front bracket, a middle rotating shaft and a rear bracket; the front bracket comprises an upper U-shaped fork, a lower U-shaped fork and a connecting pipe for connecting the upper U-shaped fork and the lower U-shaped fork, the front ends of the two branches of the upper U-shaped fork and the lower U-shaped fork are respectively and correspondingly connected, and the front ends of the two branches of the upper U-shaped fork are used for connecting the two ends of a rear wheel shaft of the driving bicycle; the middle rotating shaft comprises a middle shaft and a steering plate sleeved on the middle shaft and capable of rotating around the middle shaft, the upper end and the lower end of the middle rotating shaft are respectively connected with the arc-shaped rear ends of the upper U-shaped fork and the lower U-shaped fork, and a convex ring with a center shaft perpendicular to the middle shaft is arranged on the steering plate; the front end of the rear bracket is inserted into the convex ring, and the rear bracket can rotate around the transfer shaft in the left-right direction of the driving bicycle. The driving bicycle is connected with the driven bicycle or the driven frame in front and back to enable the driving bicycle and the driven bicycle to synchronously run in front and back; when the driving bicycle turns, the driven bicycle or the driven vehicle frame can turn along with the driving bicycle, and meanwhile, the vehicle-mounted object is conveniently pulled.
Description
Technical Field
The invention relates to a bicycle connector which is mainly suitable for connecting two bicycles or connecting a bicycle with a storage bicycle, so that the front and the rear of the bicycle can synchronously run.
Background
Bicycle has become the main travel, sport and entertainment tool for people since the advent of the prior art. When people ride together, especially when adults ride together with children, children are very easy to have safety accidents due to poor safety consciousness and unskilled riding technology, and serious accidents occur to light people who collide with the bicycle. In order to enable children and adults to ride together, a bicycle for riding a plurality of people in front and back is appeared on the market. However, the existing bicycle mainly realizes multi-person riding by lengthening the bicycle body and further increasing the number of seats, and the bicycle is used as an independent entertainment tool in scenic spots or leisure places and is rarely purchased by families.
Moreover, when a household or takeaway express delivery person pulls and delivers goods by using the bicycle, the bicycle is limited in bearing space, the article placing trolley is required to be additionally arranged behind the bicycle, but if the bicycle is movably connected with the article placing trolley, accidents are easy to occur due to the fact that the connection is not firm, and if the bicycle is fixedly connected with the article placing trolley, the flexible use of the bicycle is limited, more inconvenience is caused in use, and when the goods are not pulled, the independent article placing trolley is inconvenient to store.
Therefore, it is needed to develop a connection device capable of realizing connection between two bicycles or between a bicycle and a storage cart, so as to be suitable for popularization and use in various occasions such as families, work and the like.
Disclosure of Invention
Aiming at the existing technical problems, the invention provides the bicycle connector, which can connect the driving bicycle with the driven bicycle or the front and the back of the driven bicycle on the basis of not changing the structure form of the existing common bicycle, thereby achieving the purposes of carrying people and carrying objects and being convenient to connect and disconnect.
In order to achieve the above object, the present invention provides a bicycle connector, comprising a front bracket, a middle rotating shaft and a rear bracket; the front bracket comprises an upper U-shaped fork, a lower U-shaped fork and a connecting pipe for connecting the upper U-shaped fork and the lower U-shaped fork, the front ends of the two branches of the upper U-shaped fork and the lower U-shaped fork are respectively and correspondingly connected, and the front ends of the two branches of the upper U-shaped fork are used for connecting the two ends of a rear wheel shaft of the driving bicycle; the middle rotating shaft comprises a middle shaft and a steering plate sleeved on the middle shaft and capable of rotating around the middle shaft, the upper end and the lower end of the middle rotating shaft are respectively connected with the arc-shaped rear ends of the upper U-shaped fork and the lower U-shaped fork, and a convex ring with a center shaft perpendicular to the middle shaft is arranged on the steering plate; the front end of the rear bracket is inserted into the convex ring, and the rear bracket can rotate around the transfer shaft in the left-right direction of the driving bicycle.
Among the above-mentioned technical scheme, arbitrary two bicycles or bicycle and put the thing car and can realize synchronous riding after connecting around through this bicycle connector, and driven bicycle or put the thing car behind can follow preceding initiative bicycle and march and turn, connect simply, convenient to use.
Further, the front ends of the two branches of the upper U-shaped fork are respectively connected with a left hanging lug and a right hanging lug, and the left hanging lug and the right hanging lug are used for connecting the two ends of the rear wheel shaft of the driving bicycle.
Further, the front ends of the two branches of the upper U-shaped fork are respectively connected with a left pressing plate and a right pressing plate, and the left pressing plate and the right pressing plate can press the two ends of the rear wheel shaft of the driving bicycle and are fixed with the body of the driving bicycle through binding belts.
Further, the rear bracket comprises a traction frame, a driven storage frame and wheels, the front end of the traction frame is inserted into the convex ring of the transfer shaft, the rear end of the traction frame is connected with the driven storage frame, and the wheels are arranged on the driven storage frame
Furthermore, the wheels are symmetrically arranged at the bottom of the driven commodity shelf.
Further, the wheels are arranged at the rear of the driven commodity shelf.
In the technical scheme, the rear bracket is a storage vehicle, and goods can be placed on the driven storage rack. The structure of the object placing vehicle can be adjusted according to actual needs, for example, when wheels are arranged at the bottom of the driven object placing frame, the object placing vehicle is shaped like a flat car; when the wheels are arranged at the rear end of the driven storage rack, the storage vehicle is shaped like a monocycle. Not only strengthen the connection of putting thing car and bicycle, can also nimble adjustment bicycle and put the combination form of thing car, solved the storage problem of putting the thing dolly, still be convenient for deposit and draw and carry the goods.
Further, the rear bracket comprises an upper bracket, a middle bracket and a lower bracket, and is used for connecting the driven bicycle and enabling the front wheel of the driven bicycle to be separated from the ground; the main body of the upper bracket is a U-shaped connecting frame, and the arc-shaped front end of the upper bracket is movably connected with the top end of the middle rotating shaft; the main body of the middle bracket is a U-shaped frame, the arc-shaped front end of the middle bracket is inserted into the convex ring and can rotate in the up-down direction of the driving bicycle by taking the middle bracket as an axis, and the rear ends of the two branches of the middle bracket are correspondingly connected with the rear ends of the two branches of the U-shaped connecting frame through a rotating shaft; the main part of lower bracket is U type steelframe, and its two branches front end is connected with U type frame two branches correspondence respectively through locking mechanism, and its arc rear end is used for connecting driven bicycle frame, and locking mechanism is used for fixed driven bicycle front axle's both ends.
Among the above-mentioned technical scheme, the back bracket is used for connecting driven bicycle, and well, lower carriage pass through the front axle of locking mechanism fixed driven bicycle, and the pivot front end can drive through well, lower carriage anticlockwise rotation in the connection of upper bracket front end, hangs driven bicycle's front wheel off ground, and U type frame can be rotatory in initiative bicycle upper and lower side, and the arc rear end of U type steelframe is used for connecting driven bicycle frame for the back bracket can drive driven bicycle and follow initiative bicycle and turn. Otherwise, the front end of the upper bracket is taken down from the middle rotating shaft, so that the front wheel of the driven bicycle can be driven to be placed on the ground. Not only the rear bracket is rotated left and right along the transfer shaft in the driving bicycle, but also the middle bracket is rotated up and down along the driving bicycle, and when the front end of the upper bracket leaves the transfer shaft, the middle bracket and the lower bracket can be driven to rotate and fold behind the driving bicycle.
Further, the locking mechanism comprises a left clamping groove and a right clamping groove which are arranged on two branches of the U-shaped frame and can slide, and two triangle plate components are arranged on the two branches of the U-shaped frame; the triangular plate assembly comprises two triangular plates and a circular shaft for connecting the top angles of the two triangular plates; the front ends of the left clamping groove and the right clamping groove are arranged between the front corners of the corresponding two triangular plates through rotating shafts, and the center saddles of the left clamping groove and the right clamping groove are used for accommodating the front wheel shafts of the driven bicycle and fixing the front wheel shafts together with the round shafts which can slide into the corresponding center saddles.
According to the technical scheme, the left clamping groove and the right clamping groove of the front axle of the fixed driven single car can slide on the U-shaped frame so as to adapt to different diameters of front wheels of the driven single car, and after the diameters of the front wheels are adjusted to be proper positions, bolts on the left clamping groove and the right clamping groove fix the front axle on the U-shaped frame. When the bicycle connector is connected with a front bicycle and a rear bicycle, the two ends of the front axle of the driven bicycle are respectively inserted into the center saddles of the left clamping groove and the right clamping groove, and the left clamping groove, the right clamping groove and the corresponding two triangular plates are rotated relatively along the rotating shaft, so that the round axle of the three-piece plate assembly can slide into the corresponding center saddles to block the notch of the left clamping groove and the notch of the right clamping groove, and the front axle of the driven bicycle is locked. When the bicycle connector is disconnected with the driven bicycle, the middle bracket is pulled upwards to enable the middle bracket to rotate anticlockwise, meanwhile, the lower bracket rotates clockwise, the center saddle is separated from the round shaft to a certain distance, and then the front wheel shaft of the driven bicycle can be taken out from the locking mechanism.
Still further, be equipped with the through-hole respectively on the rear end of left and right draw-in groove and the rear angle of set square, when both coincide, can be with left and right draw-in groove rear end fixed in between the rear angle of two set squares that correspond through the round pin axle.
According to the technical scheme, when the connection between the bicycle connector and the driven bicycle is released, two ends of the front axle of the driven bicycle are taken out from the center saddle of the left clamping groove and the center saddle of the right clamping groove respectively, the lower bracket is pulled upwards to rotate anticlockwise along the rotating shaft, the rear ends of the left clamping groove and the right clamping groove are overlapped with the through holes on the corresponding triangular plate rear corners, the corresponding through holes are fixed by the pin shafts, and accordingly the middle bracket and the lower bracket form a whole body, and further folding and storage are facilitated.
Further, the two branches of the U-shaped steel frame are respectively provided with a fixed sleeve, the U-shaped steel frame can slide along the inside of the fixed sleeve and is fixed at a position through bolts, and the fixed sleeve is connected with a corresponding triangular plate assembly through a connecting plate.
In the technical scheme, the U-shaped steel frame slides in the fixed sleeve to adapt to driven bicycle frames of different sizes, and after the U-shaped steel frame is adjusted to a proper position, the U-shaped steel frame is fixed with the driven bicycle frames, and the position of the U-shaped steel frame is fixed by utilizing bolts on the fixed sleeve.
In summary, the invention connects the driving bicycle with the driven bicycle or the storage bicycle in front and back, when the driving bicycle turns, the driven bicycle or the storage bicycle turns around the transfer shaft, and follows the driving bicycle to turn. When the driving bicycle and the driven bicycle run in front and back, the front wheels of the driven bicycle are separated from the ground; when the driving bicycle is not connected with the driven bicycle, the rear bracket can be folded and hung behind the driving bicycle through the front bracket.
Compared with the prior art, the invention has the technical advantages that:
1. the bicycle connector is suitable for connection between various bicycles or between a bicycle and a storage bicycle, has wide application range and is beneficial to family configuration;
2. when the two bicycles are connected for riding, the front wheels of the driven bicycle are separated from the ground and can move along with the driving bicycle, so that the bicycle is suitable for parents to take children for riding;
3. when two bicycles ride independently, the bicycle connector can be folded and then hung on the front driving bicycle, so that the bicycle connector is simple to install and detach and convenient to carry.
4. When the driving bicycle is connected with the front side and the rear side of the driven storage bicycle, the object carrying space can be expanded, the firmness of connection is enhanced, and the driving bicycle is convenient to disassemble and assemble and flexible to use.
Drawings
FIG. 1 is a structural assembly diagram of the present invention;
FIG. 2 is a schematic view of a front bracket of the present invention in the form of a hanger;
FIG. 3 is a schematic view of a front frame of the present invention in the form of a platen;
FIG. 4 is a schematic view of the structure of the rear bracket of the present invention for connecting the middle bracket when driven a single vehicle;
FIG. 5 is a schematic view of the structure of the rear bracket of the present invention for connecting the upper bracket to the driven bicycle;
FIG. 6 is a schematic view of the structure of the rear bracket of the present invention for connecting a lower bracket of a driven bicycle;
FIG. 7 is a schematic view of a structure of a rotating shaft according to the present invention;
FIG. 8 is a schematic structural view of a locking mechanism of the present invention;
FIG. 9 is a schematic illustration of the use of the present invention in connecting two bicycles;
FIG. 10 is a schematic view of the folding of the present invention after the two bicycles are disconnected;
FIG. 11 is a schematic view of a rear tray as a cart according to the present invention;
FIG. 12 is a schematic view of a rear tray as a cart according to another embodiment of the present invention;
in the figure: 1. front bracket, 2, middle bracket, 3, upper bracket, 4, lower bracket, 5, middle bracket, 11, right hanging lug, 12, left hanging lug, 13, upper U-shaped fork, 14, lower U-shaped fork, 15, 16, upper lifting lug, 17, lower lifting lug, 20, U-shaped frame, 21, right clamping groove, 22, left clamping groove, 23, hanging cap, 31, clasp, 32, U-shaped connecting frame, 40, U-shaped steel frame, 41, fixing sleeve, 43, triangle, 44, circular shaft, 45, right connecting plate, 46, left connecting plate, 51, middle shaft, 52, supporting plate, 53, bottom plate, 61, traction frame, 62, driven rack, 63 and wheel.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1, the present invention includes: the front bracket 1 is connected with the rear axle of the driving bicycle, the rear bracket is connected with the front axle of the driven bicycle, the rear end of the front bracket 1 is connected with the front end of the rear bracket through the middle rotating shaft 5, so that the front wheel of the driven bicycle is lifted off the ground, and the rear bracket can rotate around the middle rotating shaft 5 left and right of the driving bicycle, so that the driven bicycle turns along with the driving bicycle.
As shown in fig. 2, the front bracket 1 includes upper and lower U-shaped forks 13 and 14, which are reinforced by connecting pipes to form a triangle structure, so that the installation is simple and stable. The front ends of the branches of the two forks are correspondingly connected, and the arc-shaped rear ends are respectively connected with the middle rotating shaft 5. In addition, the arc-shaped rear ends of the upper and lower U-shaped forks 13 and 14 are respectively provided with an upper lifting lug 16 and a lower lifting lug 17, and the central holes of the upper lifting lug 16 and the lower lifting lug 17 are on a straight line which is vertical to the rear axle of the driving bicycle and is used for connecting the upper end and the lower end of the middle rotating shaft 5.
As shown in fig. 3, the front ends of the two branches of the upper U-shaped fork 13 are also respectively connected with a left hanging lug 12 and a right hanging lug 11, and the left hanging lug 12 and the right hanging lug 11 are used for fixing the rear wheel axle of the driving bicycle. Or as shown in fig. 4, the front ends of the two branches of the upper U-shaped fork 13 are also respectively connected with a left pressing plate and a right pressing plate, the left pressing plate and the right pressing plate respectively press the two ends of the rear wheel shaft of the driving bicycle, and the left pressing plate and the right pressing plate are fixed with the body of the driving bicycle through binding belts.
The rear bracket comprises an upper bracket 3, a middle bracket 2 and a lower bracket 4. Wherein: as shown in fig. 5, the upper bracket 3 includes a U-shaped connecting frame 32 and a clasp ring 31 welded at the front end of the arc, the U-shaped connecting frame 32 is movably connected with the middle rotating shaft 5 through the clasp ring 31, the two branches of the U-shaped connecting frame 32 and the frame 20 are respectively and correspondingly connected through the rotating shafts, and the U-shaped frame 20 can rotate up and down on the driving bicycle by taking the bottom of the arc as the shaft.
As shown in fig. 4, the middle bracket includes a U-shaped frame 20, a left clamping groove 22, a right clamping groove 21, and a hanging cap 23. The arc front end of the U-shaped frame 20 is connected with the middle rotating shaft 5 and can rotate up and down on the driving bicycle by taking the self as an axis, and the rear ends of the two branches of the U-shaped frame are correspondingly connected with the rear ends of the two branches of the U-shaped connecting frame 32 through the rotating shaft. The left and right clamping grooves 22, 21 are used for fixing the front axle of the driven bicycle, can slide on the U-shaped frame 20, and can be fixed on the U-shaped frame 20 through bolts on the left and right clamping grooves 22, 21 after the left and right clamping grooves 22, 21 are adjusted to be proper in position. The hanging cap 23 is sleeved on the rear ends of the two branches of the U-shaped frame 20 and is fixed on the U-shaped frame 20 through bolts assembled on the hanging cap.
As shown in fig. 6, the lower bracket includes a U-shaped steel frame 40, a fixing sleeve 41 and a locking mechanism. The front ends of the two branches of the U-shaped steel frame 40 are respectively sleeved with a fixing sleeve 41, the fixing sleeves 41 can slide inside, and after the U-shaped steel frame 40 is fixed with the driven bicycle frame, the position of the U-shaped steel frame 40 can be fixed through bolts on the fixing sleeves 41. The two branches of the U-shaped frame 20 are connected with the corresponding fixing sleeves 41 through locking mechanisms, and the locking mechanisms are used for fixing the front axle of the driven bicycle. The arcuate rear end of the U-shaped steel frame 40 can be secured to the driven bicycle frame.
As shown in fig. 8, the locking mechanism includes left and right clamping grooves 22, 21 respectively mounted on two branches of the U-shaped frame 20 and capable of sliding, left and right connecting plates 46, 45 respectively mounted on two fixing sleeves 41 of the U-shaped steel frame 40, and two triangle plate assemblies respectively mounted on the left and right connecting plates 46, 45; the triangle plate assembly mainly comprises two triangle plates 43 and a round shaft 44 for connecting the two triangle plates, the left clamping groove 22 and the right clamping groove 21 are arranged between the two corresponding triangle plates 43, the front ends of the left clamping groove 22 and the right clamping groove 21 are arranged between the front corners of the two corresponding triangle plates 43 through rotating shafts, and the center saddle of the left clamping groove 22 and the right clamping groove 21 is used for accommodating the front axle of the driven bicycle and fixing the front axle together with the round shaft 44 capable of sliding into the corresponding center saddle. And, through holes are respectively arranged on the rear ends of the left and right clamping grooves 22, 21 and the rear corners of the triangular plates 43, and when the two are overlapped, the rear ends of the left and right clamping grooves 22, 21 can be fixed between the rear corners of the corresponding two triangular plates 43 through pin shafts.
As shown in fig. 7, the middle shaft 5 includes a middle shaft 51, a supporting plate 52 and a bottom plate 53 which are sleeved on the middle shaft 51 and can rotate around the middle shaft, and the bottom plate 53 is connected with the supporting plate 52 and forms a convex ring with an inner hole perpendicular to the middle shaft; the arc rear ends of the upper U-shaped fork 13 and the lower U-shaped fork 14 are respectively connected with the upper end and the lower end of the central shaft through the upper lifting lug 16 and the lower lifting lug 17, the arc front end of the U-shaped connecting frame 32 is movably connected with the upper end and the lower end of the central shaft through the retaining ring 31, and the arc front end of the U-shaped frame 20 is inserted in the convex ring, so that the middle bracket can rotate up and down on the driving bicycle by taking the arc bottom of the U-shaped frame 20 as the shaft.
When the bicycle connector is used for connecting two bicycles back and forth, as shown in fig. 9, the front support is connected with the rear axle of the driving bicycle, the lower bracket of the rear support is connected with the driven bicycle, then the round axle of the triangle plate assembly is propped against the lower part of the front axle of the driven bicycle, the middle bracket is rotated clockwise, the two ends of the front axle are respectively inserted into the center saddles of the left clamping groove 22 and the right clamping groove 21, the round axle can slide into the corresponding center saddles, the notch of the left clamping groove and the notch of the right clamping groove are blocked, the front axle of the driven bicycle is locked, and the retaining ring 31 at the front end of the upper bracket is hung on the upper end of the middle rotating shaft 5, so that the front wheel of the driven bicycle is lifted off the ground. The invention realizes the front and back connection of the driving bicycle and the driven bicycle, and when the driving bicycle and the driven bicycle travel back and forth, the driven bicycle rotates around the transfer shaft and follows the driving bicycle to turn when the driving bicycle turns.
As shown in fig. 10, when two front and rear connected bicycles are separated, only the upper bracket 3 needs to be taken down from the middle rotating shaft 5, at this time, the middle bracket 2 and the lower bracket 4 rotate clockwise around the arc-shaped front end of the middle bracket 2 in the convex ring until the lower bracket 4 and the front wheel of the driven bicycle are placed on the ground; the middle bracket 2 is then pulled upwards, so that the middle bracket 2 rotates anticlockwise around the arc-shaped front end of the middle bracket in the convex ring, the lower bracket 4 placed on the ground rotates clockwise around the rotating shafts at the front ends of the left clamping grooves 22 and the right clamping grooves 21, so that the middle saddle is gradually separated from the corresponding round shaft 44, and after the locking mechanism is opened to a proper angle, the front axle of the driven single vehicle clamped in the middle saddle of the left clamping groove 22 and the right clamping groove 21 is removed. After the front axle of the driven bicycle is taken down, the lower bracket 4 rotates anticlockwise around the rotating shafts at the front ends of the left clamping groove 22 and the right clamping groove 21, the rear angle of the triangular plate 43 is overlapped with the through holes corresponding to the front ends of the left clamping groove 22 and the right clamping groove 21, and the pin shaft is inserted, so that the middle bracket 2 and the lower bracket 4 form a whole, the upper bracket 3 is pulled to the front upper part of the driving bicycle, the upper bracket 3 is pulled to be connected with the driving bicycle, the middle bracket 2 and the lower bracket 4 are driven to be folded to the front upper part of the driving bicycle, and the bicycle connector is folded. The invention realizes that the upper, middle and lower brackets 3, 2, 4 can be folded together when the driving bicycle is not connected with the driven bicycle, and are hung behind the driving bicycle through the front bracket 1.
In addition, on the basis of unchanged front support 1 and middle shaft 5, the invention can also design the rear bracket as a driven animal-carrying vehicle, the front end of the rear bracket is inserted in the convex ring, and the rear bracket can rotate around the middle shaft in the left-right direction of the driving bicycle. Specifically, the rear bracket comprises a traction frame 61, a driven storage frame 62 and wheels 63, wherein the front end of the traction frame 61 is inserted into the convex ring of the transit shaft 5, the rear end of the traction frame 61 is connected with the driven storage frame 62, and the wheels 63 are arranged on the driven storage frame 62. As shown in fig. 11, four wheels 63 are symmetrically mounted on a wheel mount at the bottom of a driven rack 62 in two rows, and a rear bracket is shaped like a flatbed. As shown in fig. 12, the wheels 63 are mounted on a wheel mount at the rear end of the driven rack 62, and the rear bracket is shaped like a wheelbarrow. The structure of the storage cart can be adjusted according to the actual needs,
when the vehicle carrying space of the active bicycle is required to be expanded, the rear of the active bicycle connected with the rear bracket through the bicycle connector can be used for placing articles on the driven vehicle frame 62, and the vehicle carrying device is particularly suitable for use by takeaway and express delivery personnel, is flexible to assemble, is convenient to install and disassemble, and is convenient to use.
The fastener used in the invention can be a bolt, a rivet and the like. The foregoing description is only of the preferred embodiments of the invention and is not intended to limit the scope of the invention, and all equivalent structural changes made by the application of the present description and drawings are included in the scope of the invention.
Claims (6)
1. A bicycle connector is characterized by comprising a front bracket, a middle rotating shaft and a rear bracket; the front bracket comprises an upper U-shaped fork, a lower U-shaped fork and a connecting pipe for connecting the upper U-shaped fork and the lower U-shaped fork, the front ends of the two branches of the upper U-shaped fork and the lower U-shaped fork are respectively and correspondingly connected, and the front ends of the two branches of the upper U-shaped fork are used for connecting the two ends of a rear wheel shaft of the driving bicycle; the middle rotating shaft comprises a middle shaft and a steering plate sleeved on the middle shaft and capable of rotating around the middle shaft, the upper end and the lower end of the middle rotating shaft are respectively connected with the arc-shaped rear ends of the upper U-shaped fork and the lower U-shaped fork, and a convex ring with a center shaft perpendicular to the middle shaft is arranged on the steering plate; the front end of the rear bracket is inserted into the convex ring, and the rear bracket can rotate around the transfer shaft in the left-right direction of the driving bicycle;
the rear bracket comprises an upper bracket, a middle bracket and a lower bracket, and is used for connecting the driven bicycle and enabling the front wheel of the driven bicycle to be separated from the ground; the main body of the upper bracket is a U-shaped connecting frame, and the arc-shaped front end of the upper bracket is movably connected with the top end of the middle rotating shaft; the main body of the middle bracket is a U-shaped frame, the arc-shaped front end of the middle bracket is inserted into the convex ring and can rotate in the up-down direction of the driving bicycle by taking the middle bracket as an axis, and the rear ends of the two branches of the middle bracket are correspondingly connected with the rear ends of the two branches of the U-shaped connecting frame through a rotating shaft; the main part of lower bracket is U type steelframe, and its two branches front end is connected with U type frame two branches correspondence respectively through locking mechanism, and its arc rear end is used for connecting driven bicycle frame, and locking mechanism is used for fixed driven bicycle front axle's both ends.
2. The bicycle connector of claim 1, wherein the front ends of the two branches of the upper U-shaped fork are respectively connected with left and right lugs, and the left and right lugs are used for connecting two ends of a rear axle of the active bicycle.
3. The bicycle connector of claim 1, wherein the front ends of the two branches of the upper U-shaped fork are respectively connected with a left pressing plate and a right pressing plate, and the left pressing plate and the right pressing plate can press the two ends of the rear axle of the driving bicycle and are fixed with the body of the driving bicycle through binding belts.
4. The bicycle connector of claim 1, wherein the locking mechanism comprises left and right slots slidably mounted on the two legs of the U-shaped frame, and two triangle assemblies mounted on the two legs of the U-shaped frame; the triangular plate assembly comprises two triangular plates and a circular shaft for connecting the top angles of the two triangular plates; the front ends of the left clamping groove and the right clamping groove are arranged between the front corners of the corresponding two triangular plates through rotating shafts, and the center saddles of the left clamping groove and the right clamping groove are used for accommodating the front wheel shafts of the driven bicycle and fixing the front wheel shafts together with the round shafts which can slide into the corresponding center saddles.
5. The bicycle connector of claim 4, wherein the rear ends of the left and right clamping grooves and the rear corners of the triangular plates are respectively provided with through holes, and when the two holes are overlapped, the rear ends of the left and right clamping grooves can be fixed between the rear corners of the corresponding two triangular plates through the pin shafts.
6. The bicycle connector of claim 1, wherein the two branches of the U-shaped steel frame are respectively provided with a fixing sleeve, the U-shaped steel frame can slide along the inside of the fixing sleeve and is fixed in position by bolts, and the fixing sleeve is connected with the corresponding triangle assembly by connecting plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910254117.5A CN109895922B (en) | 2019-03-30 | 2019-03-30 | Bicycle connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910254117.5A CN109895922B (en) | 2019-03-30 | 2019-03-30 | Bicycle connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109895922A CN109895922A (en) | 2019-06-18 |
| CN109895922B true CN109895922B (en) | 2023-12-26 |
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ID=66955146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910254117.5A Active CN109895922B (en) | 2019-03-30 | 2019-03-30 | Bicycle connector |
Country Status (1)
| Country | Link |
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| CN (1) | CN109895922B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112776931A (en) * | 2021-03-12 | 2021-05-11 | 陈宇轩 | Bicycle dragging device |
| US20240166296A1 (en) * | 2022-11-22 | 2024-05-23 | MOBILITY HOLDINGS, Ltd. | Vehicle Towing Hitch |
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| CN210175066U (en) * | 2019-03-30 | 2020-03-24 | 深圳市渤腾汽车科技有限公司 | Bicycle connector |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040130117A1 (en) * | 2002-08-09 | 2004-07-08 | Lipton Joshua Matthew | Collapsible bicycle case |
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2019
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| US6182990B1 (en) * | 1999-03-11 | 2001-02-06 | Richard C. Everett | Folding trailer for a bicycle |
| US6481735B1 (en) * | 2000-05-19 | 2002-11-19 | Yakima Products, Inc. | Apparatus for carrying a load behind a bicycle |
| CN201296340Y (en) * | 2008-10-13 | 2009-08-26 | 浮力森林设计有限公司 | Trailer for bicycle |
| CN106741427A (en) * | 2016-12-29 | 2017-05-31 | 天津靠谱点科技有限公司 | A kind of new logistics Moped Scooter |
| CN210175066U (en) * | 2019-03-30 | 2020-03-24 | 深圳市渤腾汽车科技有限公司 | Bicycle connector |
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| CN109895922A (en) | 2019-06-18 |
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