CN115285022A

CN115285022A - Rear of a vehicle bicycle mount

Info

Publication number: CN115285022A
Application number: CN202210824190.3A
Authority: CN
Inventors: 霍守广
Original assignee: Ningbo Chenfan Auto Accessories Co ltd
Current assignee: Ningbo Chenfan Auto Accessories Co ltd
Priority date: 2022-07-14
Filing date: 2022-07-14
Publication date: 2022-11-04

Abstract

The invention discloses a bicycle fixing frame at the tail of a vehicle, which comprises a connecting beam and at least one supporting beam, wherein the supporting beam is fixedly arranged on the connecting beam, two ends of the supporting beam are respectively provided with a holding mechanism, the holding mechanism comprises a U-shaped frame, a connecting seat, a swing arm and a locking assembly, two connecting ends of the U-shaped frame are rotatably connected with two sides of the end part of the supporting beam, the connecting seat can be rotatably arranged on the side surface of the supporting beam, the connecting seat is provided with a first through hole, one end of the swing arm is rotatably connected with the U-shaped frame, the other end of the swing arm penetrates through the first through hole, and the connecting seat is in locking fit with the swing arm through the locking assembly; the advantage is conveniently assembling the bicycle.

Description

Rear of a vehicle bicycle mount

Technical Field

The invention belongs to the technical field of automobile articles, and particularly relates to a rear bicycle fixing frame.

Background

With the improvement of the social and economic level, the popularity of various household and commercial cars is greatly increased, the cars not only can carry people, but also can be provided with luggage racks on the roof to load travel articles such as luggage, tents and the like, but the loading of bicycles by the luggage racks on the roof is very inconvenient.

For making things convenient for the car to carry the bicycle, the applicant provides a vehicle-mounted bicycle bracket before this, and patent application number is CN202022633185.3, including tie-beam, a supporting beam, rear wheel fixed component and front wheel fixed component, rear wheel fixed component is including installing the rear wheel support on a supporting beam, and the rear wheel groove that supplies the rear wheel embedding is seted up on rear wheel support upper portion, and rear wheel groove top is striden and is equipped with the bandage, and front wheel fixed component is including setting up in the arc layer board and the mechanism of hugging closely of a supporting beam other end. When the bicycle is installed, the front wheel of the bicycle needs to be placed on the arc-shaped supporting plate and locked by the clasping mechanism, the rear wheel of the bicycle is placed on the rear wheel support and bound by the binding band, the bicycle is stably fixed on the vehicle-mounted bicycle bracket, the assembly is complex, and the improvement space exists.

Disclosure of Invention

The invention aims to provide a rear bicycle fixing frame convenient for assembling a bicycle.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a rear of a vehicle bicycle mount, includes tie-beam and at least one supporting beam, a supporting beam fixed set up the tie-beam on, a supporting beam's both ends be provided with respectively and hold the mechanism tightly, hold the mechanism tightly including U-shaped frame, connecting seat, swing arm and locking subassembly, two links of U-shaped frame with the both sides of a supporting beam tip rotate and connect, the connecting seat can the pivoted setting be in a supporting beam's side on, the connecting seat on be provided with first perforation, the one end of swing arm with U-shaped frame rotate and connect, the other end of swing arm pass first perforation, the connecting seat pass through the locking subassembly with swing arm locking cooperation.

The U-shaped frame comprises two side arms, a cross bar and a sleeve, wherein one end of each side arm is connected with the side face of the supporting beam in a shaft mode, the other end of each side arm is fixedly connected with the cross bar, and the sleeve is sleeved on the outer side face of the cross bar. In this structure, sleeve and horizontal pole normal running fit, at the in-process of hugging closely the bicycle wheel, the sleeve contacts and takes place to rotate with the bicycle wheel to reduce frictional force between the two, convenient to use person is with the U-shaped frame firmly overlap to the bicycle wheel on.

The outer side surface of the sleeve is provided with a first inclined guide surface which inclines inwards from two ends to the middle. In this structure, through setting up first oblique guide surface, press from both sides tight bicycle wheel from both sides, avoid bicycle wheel to take place the shake, stability is better.

The locking assembly comprises a rack, a rotary switch and a return spring, the rack is fixedly arranged on the swing arm, the rotary switch can be rotatably arranged on the connecting seat, one end of the rotary switch is provided with a clamping portion meshed with the rack, and when no external force is applied, the return spring enables the clamping portion to be always meshed with the rack. In this structure, joint portion cooperation through rack and rotating switch locks connecting seat and swing arm, simple structure, and convenient operation is through setting up reset spring simultaneously for when no exogenic action, joint portion all the time with rack toothing, stability is better.

The connecting seat in be provided with the installation cavity, the lower terminal surface of connecting seat on be provided with the installing port of installation cavity intercommunication, rotary switch's middle part with the inside wall coupling of installation cavity, another tip of rotary switch follow installation port department stretch out, reset spring be a compression spring, a compression spring be located rotary switch's a tip with the installation cavity in between the bottom surface. When a user presses the other end part of the rotary switch, the rotary switch rotates, the first compression spring is compressed and generates an elastic trend, the clamping part is separated from the rack, and the swing arm is in a movable state; when another tip of release rotary switch, resilience force through first compression spring makes the rotary switch reversal, and joint portion meshes with the rack once more, and the swing arm is the locking state this moment.

The supporting beam comprises a left supporting plate, a connecting plate and a right supporting plate which are sequentially distributed from left to right, the connecting plate is fixedly arranged on the connecting beam, two left lugs and two right lugs are arranged on the upper end face of the connecting plate, two first lugs which correspond to the left lugs one to one are arranged on the left supporting plate, the first lugs are in shaft connection with the corresponding left lugs, two second lugs which correspond to the right lugs one to one are arranged on the right supporting plate, and the second lugs are in shaft connection with the corresponding right lugs. In this structure, through dividing into the three-section with a supporting beam, when not using, left branch fagging and right branch fagging can overturn to the centre to reduce occupation space, convenient storage.

And the upper end surface of the support beam is provided with a second inclined guide surface which inclines downwards from two sides to the middle. In this structure, through setting up the oblique guide surface of second, press from both sides tight bicycle wheel from both sides, avoid bicycle wheel to take place the shake, stability is better.

This tail bicycle mount still including be used for with car end connection's installation pipe, the installation pipe on fixedly be provided with folding seat, the tie-beam one end with folding seat connect, the tie-beam can take place for folding seat that the ascending rotation in upper and lower direction is folding. In this structure, through setting up folding seat to make the tie-beam can the tilting, be convenient for fold and accomodate, install the bicycle or open the trunk.

The folding seat on be provided with two draw-in grooves, the fixed cover that is provided with the cover in one end of tie-beam the folding seat outside, the cover pass through the connecting axle with the folding seat rotate and connect, the tie-beam be the rectangle setting, the tie-beam in be provided with and follow gliding slider of length direction and head rod, the lower extreme of tie-beam be provided with bar hole and limiting plate, the limiting plate on be provided with the second perforation, the lower extreme of slider stretch out the bar hole and be connected with the second connecting rod, the second connecting rod pass the second perforation and be connected with the fixture block, the fixture block insert to arbitrary one the draw-in groove in, the fixture block with the limiting plate between be provided with second compression spring, the one end of head rod with slider fixed connection, the other end of head rod follow the other end of tie-beam stretch out and be connected with the handle. In the structure, the first connecting rod, the sliding block, the second connecting rod and the clamping block are driven by the handle to slide back and forth, so that the clamping block is inserted into any one clamping groove or separated from the clamping groove, and the operation is simple and convenient.

The left surface of installation pipe on be provided with the third and perforate, the up end of installation pipe on be provided with the opening, installation intraductal kicking block and ejector pad of being provided with, the kicking block on be provided with the fourth and perforate and from the third slope guide surface of left right side and tilt up, the ejector pad on be provided with the screw and from the right side left side and the fourth slope guide surface of downward sloping, the bolt passes in proper order the third perforate the fourth perforate the back with screw threaded connection, the third slope guide surface with the fourth slope guide surface contact, when rotating the bolt make the ejector pad remove to the left, the kicking block rebound and follow the opening part stretch out. When being connected with the automobile tail, the installation pipe inserts earlier in the connecting pipe of automobile tail, the bolt passes the side of connecting pipe, the third is perforated, after the fourth is perforated with screw threaded connection, when screwing up the bolt, bolt and ejector pad cooperation press from both sides tight connecting pipe lateral wall between the two, installation pipe lateral wall and kicking block, and simultaneously, the kicking block is upwards ejecting with the kicking block, the upper end butt of kicking block is on the inner wall of connecting pipe, realize that the double-locking is mesh, the stability of being connected between the connecting rod of installation pipe and automobile tail has been improved greatly.

Compared with the prior art, the bicycle locking device has the advantages that initially, the two clasping mechanisms on the supporting beam are in the unfolded state, when a bicycle is installed, the bicycle is placed on the supporting beam firstly, then the two U-shaped frames are rotated, one U-shaped frame clasps the front wheel of the bicycle, the other U-shaped frame clasps the rear wheel of the bicycle, and finally the connecting seat and the swing arm are locked through the locking assembly, so that the bicycle locking device is simple to assemble and good in stability.

Drawings

FIG. 1 is a first schematic structural diagram of the present invention;

FIG. 2 is a partial schematic structural view of a support beam and a clasping mechanism of the present invention;

FIG. 3 is a schematic cross-sectional view of the locking assembly of the present invention;

FIG. 4 is an enlarged schematic view at A of FIG. 1;

FIG. 5 is a schematic structural view of a coupling beam, a mounting tube and a folding seat of the present invention;

FIG. 6 is a schematic cross-sectional view of the coupling beam, the mounting tube and the folding seat of the present invention;

FIG. 7 is an enlarged schematic view at B of FIG. 6;

FIG. 8 is a schematic view of the folding seat of the present invention;

FIG. 9 is a second block diagram of the present invention;

FIG. 10 is a third schematic structural view of the present invention;

FIG. 11 is a partial schematic view of the mounting tube of the present invention;

fig. 12 is an exploded view of the components of the present invention at the location of the installation tube.

In the figure: 1. a connecting beam; 11. a housing; 111. a connecting shaft; 12. a slider; 13. a first connecting rod; 14. a strip-shaped hole; 15. a limiting plate; 151. a second perforation; 16. a second connecting rod; 17. a clamping block; 18. a handle; 19. a second compression spring; 2. a support beam; 21. a left support plate; 211. a first lug; 22. a connecting plate; 221. a left lug; 222. a right lug; 23. a right support plate; 231. a second lug; 24. a second inclined guide surface; 3. a clasping mechanism; 31. a U-shaped frame; 311. a side arm; 312. a cross bar; 313. a sleeve; 3131. a first inclined guide surface; 32. a connecting seat; 321. a first perforation; 322. a mounting cavity; 323. an installation port; 33. swinging arms; 34. a locking assembly; 341. a rack; 342. a rotary switch; 3421. a clamping part; 3422. mounting grooves; 3423. a guide post; 343. a return spring; 4. installing a pipe; 41. a third perforation; 42. an opening; 43. a top block; 431. a fourth perforation; 432. a third inclined guide surface; 44. a push block; 441. a screw hole; 442. a fourth inclined guide surface; 5. a folding seat; 51. a card slot; 6. and (4) bolts.

Detailed Description

The invention is described in further detail below with reference to the following examples of the drawings.

The first embodiment is as follows: as shown in fig. 1 and 2, a rear bicycle fixing frame comprises a connecting beam 1 and at least one supporting beam 2, the supporting beam 2 is fixedly arranged on the connecting beam 1, two ends of the supporting beam 2 are respectively provided with a holding mechanism 3, the holding mechanism 3 comprises a U-shaped frame 31, a connecting seat 32, a swing arm 33 and a locking assembly 34, two connecting ends of the U-shaped frame 31 are rotatably connected with two sides of the end part of the supporting beam 2, the connecting seat 32 can be rotatably arranged on the side surface of the supporting beam 2, a first through hole 321 is arranged on the connecting seat 32, one end of the swing arm 33 is rotatably connected with the U-shaped frame 31, the other end of the swing arm 33 penetrates through the first through hole 321, and the connecting seat 32 is in locking fit with the swing arm 33 through the locking assembly 34.

Initially, two on the supporting beam 2 hold the mechanism 3 tightly for the expansion state, during the installation bicycle, put the bicycle on supporting beam 2 earlier, then rotatory two U-shaped framves 31, a U-shaped frame 31 holds the bicycle front wheel tightly, and another U-shaped frame 31 holds the bicycle rear wheel tightly, locks connecting seat 32 and swing arm 33 through locking subassembly 34 at last to indirectly lock U-shaped frame 31, make U-shaped frame 31 be in the state of holding the bicycle wheel tightly.

The second embodiment: as shown in fig. 2, the remaining parts are the same as the first embodiment, except that the U-shaped frame 31 includes two side arms 311, a cross bar 312 and a sleeve 313, one end of each side arm 311 is coupled to the side of the support beam 2, the other ends of the two side arms 311 are fixedly connected by the cross bar 312, and the sleeve 313 is sleeved on the outer side of the cross bar 312.

In this embodiment, a first inclined guide surface 3131 inclined inward from both ends to the middle is provided on the outer side surface of the sleeve 313.

Example three: as shown in fig. 2 and 3, the remaining parts are the same as those of the first embodiment, except that the locking assembly 34 includes a rack 341, a rotary switch 342 and a return spring 343, the rack 341 is fixedly disposed on the swing arm 33, the rotary switch 342 is rotatably disposed on the connecting seat 32, one end of the rotary switch 342 is provided with a catching portion 3421 engaged with the rack 341, and the catching portion 3421 is always engaged with the rack 341 by the return spring 343 when no external force is applied.

In this embodiment, a mounting cavity 322 is provided in the connecting seat 32, a mounting opening 323 communicating with the mounting cavity 322 is provided on a lower end surface of the connecting seat 32, a middle portion of the rotary switch 342 is coupled to an inner side wall of the mounting cavity 322, another end portion of the rotary switch 342 extends out from the mounting opening 323, the return spring 343 is a first compression spring, and the first compression spring is located between one end portion of the rotary switch 342 and an inner bottom surface of the mounting cavity 322.

Further, the clamping portion 3421 is located on the upper end surface of one end portion of the rotary switch 342, the lower end surface of the end portion is provided with a mounting groove 3422, the middle lower portion of the mounting groove 3422 is provided with a guide post 3423, and the upper end of the first compression spring extends into the mounting groove 3422 and is sleeved on the guide post 3423.

Example four: as shown in fig. 1 and 4, the rest of the structure is the same as that of the first embodiment, except that the support beam 2 includes a left support plate 21, a connecting plate 22 and a right support plate 23 which are sequentially distributed from left to right, the connecting plate 22 is fixedly disposed on the connecting beam 1, the upper end surface of the connecting plate 22 is provided with two left lugs 221 and two right lugs 222, the left support plate 21 is provided with two first lugs 211 corresponding to the two left lugs 221 one by one, the first lugs 211 are coupled to the corresponding left lugs 221, the right support plate 23 is provided with two second lugs 231 corresponding to the two right lugs 222 one by one, and the second lugs 231 are coupled to the corresponding right lugs 222.

In this embodiment, the upper end surface of the support beam 2 is provided with second inclined guide surfaces 24 inclined downward from both sides to the middle.

Example five: as shown in fig. 6 to 10, the remaining parts are the same as those of the first embodiment, but the first embodiment further includes a mounting tube 4 for connecting with the rear portion of the vehicle, a folding seat 5 is fixedly disposed on the mounting tube 4, one end of the connecting beam 1 is connected with the folding seat 5, and the connecting beam 1 can be rotated and folded up and down relative to the folding seat 5.

In this embodiment, two clamping grooves 51 are disposed on the folding seat 5, one clamping groove 51 is disposed horizontally, another clamping groove 51 is disposed vertically, a sleeve 11 sleeved outside the folding seat 5 is fixedly disposed at one end of the connecting beam 1, the sleeve 11 is rotatably connected with the folding seat 5 through a connecting shaft 111, the connecting beam 1 is disposed in a rectangular shape, a slider 12 and a first connecting rod 13 which can slide along a length direction are disposed in the connecting beam 1, a strip-shaped hole 14 and a limiting plate 15 are disposed at a lower end of the connecting beam 1, a second through hole 151 is disposed on the limiting plate 15, the lower end of the slider 12 extends out of the strip-shaped hole 14 and is connected with the second connecting rod 16, the second connecting rod 16 passes through the second through hole 151 and is connected with a clamping block 17, the clamping block 17 is inserted into any one of the clamping grooves 51, a second compression spring 19 is disposed between the clamping block 17 and the limiting plate 15, the second compression spring 19 plays a resetting role, one end of the first connecting rod 13 is fixedly connected with the slider 12, and the other end of the first connecting rod 13 extends out of the other end of the connecting beam 1 and is connected with a handle 18. When pulling handle 18, slider 12 slides and makes fixture block 17 break away from draw-in groove 51, connecting beam 1 can take place to rotate from top to bottom for folding seat 5 this moment, when slider 12 inserts the draw-in groove 51 of vertical setting, the automobile afterbody is pressed close to connecting beam 1 and a supporting beam 2, for folding the state of accomodating (see fig. 9), when slider 12 inserts the draw-in groove 51 of horizontal setting, connecting beam 1 and a supporting beam 2 are the level and put, a bicycle is used for installing, when slider 12 breaks away from draw-in groove 51 and continues the downward rotation, limiting plate 15 will butt on the side of folding seat 5, connecting beam 1 and a supporting beam 2 slope downward setting this moment (see fig. 10), be convenient for people open the trunk of car.

Example six: as shown in fig. 11 and 12, the remaining parts are the same as those of the fifth embodiment, except that a third through hole 41 is provided on the left side surface of the mounting pipe 4, an opening 42 is provided on the upper end surface of the mounting pipe 4, a top block 43 and a push block 44 are provided in the mounting pipe 4, a fourth through hole 431 and a third inclined guide surface 432 inclined upward from left to right are provided on the top block 43, a screw hole 441 and a fourth inclined guide surface 442 inclined downward from right to left are provided on the push block 44, the bolt 6 is threaded into the screw hole 441 after passing through the third through hole 41 and the fourth through hole 431 in sequence, the third inclined guide surface 432 contacts the fourth inclined guide surface 442, and when the push block 44 is moved leftward by rotating the bolt 6, the top block 43 moves upward and protrudes from the opening 42.

In this embodiment, a fifth through hole (not shown) is disposed on the right side surface of the mounting tube 4, the fifth through hole and the third through hole 41 are located on the same axis, and the tail portion of the bolt 6 extends out of the fifth through hole so as to be connected to the lock.

Claims

1. The utility model provides a rear of a vehicle bicycle mount, includes tie-beam and at least one supporting beam, a supporting beam fixed set up the tie-beam on, a supporting beam's both ends be provided with respectively and hold the mechanism tightly, its characterized in that hold the mechanism tightly and include U-shaped frame, connecting seat, swing arm and locking subassembly, two links of U-shaped frame with the both sides of a supporting beam tip rotate and connect, the connecting seat can the pivoted setting be in a supporting beam's side on, the connecting seat on be provided with first perforation, the one end of swing arm with U-shaped frame rotate and connect, the other end of swing arm pass first perforation, the connecting seat pass through locking subassembly with swing arm locking cooperation.

2. The bicycle tailstock fixing frame according to claim 1, wherein the U-shaped frame comprises two side arms, a cross bar and a sleeve, one end of each side arm is connected with the side face of the supporting beam in a shaft mode, the other end of each side arm is fixedly connected with the cross bar, and the sleeve is sleeved on the outer side face of the cross bar.

3. The bicycle holder according to claim 2, wherein the outer side of the sleeve is provided with a first inclined guide surface inclined inward from the two ends to the middle.

4. The bicycle tailstock fixing frame according to claim 1, wherein the locking assembly comprises a rack, a rotary switch and a return spring, the rack is fixedly arranged on the swing arm, the rotary switch can be rotatably arranged on the connecting seat, one end of the rotary switch is provided with a clamping portion meshed with the rack, and when no external force is applied, the clamping portion is always meshed with the rack through the return spring.

5. A bicycle fixing rack on the rear of a vehicle as claimed in claim 4, characterized in that the connecting base is provided with a mounting cavity therein, the lower end surface of the connecting base is provided with a mounting opening communicated with the mounting cavity, the middle part of the rotary switch is coupled with the inner side wall of the mounting cavity, the other end part of the rotary switch extends out of the mounting opening, the return spring is a first compression spring, and the first compression spring is positioned between one end part of the rotary switch and the inner bottom surface of the mounting cavity.

6. The bicycle fixing frame according to claim 1, characterized in that the support beam comprises a left support plate, a connecting plate and a right support plate which are sequentially distributed from left to right, the connecting plate is fixedly arranged on the connecting beam, two left lugs and two right lugs are arranged on the upper end face of the connecting plate, two first lugs which correspond to the two left lugs one to one are arranged on the left support plate, the first lugs are connected with the corresponding left lugs in an axial mode, two second lugs which correspond to the two right lugs one to one are arranged on the right support plate, and the second lugs are connected with the corresponding right lugs in an axial mode.

7. The bicycle rack according to claim 1, wherein the support beam has a second inclined guide surface inclined downward from two sides to the middle on the upper end surface.

8. The fixed frame for the bicycle at the tail of the vehicle as claimed in claim 1, further comprising a mounting tube for connecting with the tail of the vehicle, wherein a folding seat is fixedly arranged on the mounting tube, one end of the connecting beam is connected with the folding seat, and the connecting beam can be rotated and folded up and down relative to the folding seat.

9. The fixing frame for the bicycle at the tail of the vehicle according to claim 8, wherein two slots are formed in the folding seat, a sleeve is fixedly arranged at one end of the connecting beam and sleeved outside the folding seat, the sleeve is rotatably connected with the folding seat through a connecting shaft, the connecting beam is arranged in a rectangular shape, a sliding block and a first connecting rod which can slide along the length direction are arranged in the connecting beam, a strip-shaped hole and a limiting plate are arranged at the lower end of the connecting beam, a second through hole is arranged on the limiting plate, the lower end of the sliding block extends out of the strip-shaped hole and is connected with the second connecting rod, the second connecting rod penetrates through the second through hole and is connected with a clamping block, the clamping block is inserted into any one of the slots, a second compression spring is arranged between the clamping block and the limiting plate, one end of the first connecting rod is fixedly connected with the sliding block, and the other end of the first connecting rod extends out of the other end of the connecting beam and is connected with a handle.

10. The bicycle mount according to claim 8, wherein a third through hole is formed in a left side surface of the mounting tube, an opening is formed in an upper end surface of the mounting tube, a top block and a push block are arranged in the mounting tube, a fourth through hole and a third inclined guide surface which inclines upwards from left to right are formed in the top block, a screw hole and a fourth inclined guide surface which inclines downwards from right to left are formed in the push block, a bolt sequentially penetrates through the third through hole and the fourth through hole and then is in threaded connection with the screw hole, the third inclined guide surface is in contact with the fourth inclined guide surface, and when the bolt is rotated to enable the push block to move leftwards, the top block moves upwards and extends out of the opening.