CN221340433U

CN221340433U - Bicycle hanging rack

Info

Publication number: CN221340433U
Application number: CN202323439412.9U
Authority: CN
Inventors: 霍守广
Original assignee: Ningbo Chenfan Auto Accessories Co ltd
Current assignee: Ningbo Chenfan Auto Accessories Co ltd
Filing date: 2023-12-18
Publication date: 2024-07-16
Anticipated expiration: 2033-12-18

Abstract

The utility model relates to a bicycle hanging frame, which comprises a supporting arm, a hanging frame and a hanging frame, wherein the supporting arm is used for supporting a bicycle; a base for providing a mounting location for the support arm; the support arm comprises a support frame, an extension frame and a locking mechanism, wherein the bottom of the support frame is connected with the base, the extension frame is movably arranged on the support frame in a penetrating manner, the locking mechanism comprises a fixed seat and a manual limiting piece, the fixed seat is sleeved on the support frame, the manual limiting piece is movably connected with the fixed seat, and in a first state, the manual limiting piece limits the extension frame to move up and down relative to the support frame; in the second state, the extension frame can move up and down relative to the support frame. The bicycle hanging frame has the following advantages: the extension frame can stretch out and draw back from top to bottom relative to the support frame for the height of adjustment support arm improves the suitability, and locking mechanical system is used for locking the removal of extension frame, and manual locating part and fixing base swing joint make things convenient for the installation and the rotation of manual locating part, locks and unblock the free movement of extension frame through manual locating part.

Description

Bicycle hanging rack

Technical Field

The utility model relates to the technical field of bicycle frames, in particular to a bicycle hanging frame.

Background

The bicycle frame is equipment installed at the tail of an automobile and used for carrying a bicycle, but the prior bicycle frame has the following problems: the support arm of bicycle frame is fixed, and is not good to the suitability of the bicycle of different specifications.

Disclosure of utility model

One object of the present application is to provide a bicycle rack with adjustable support arms and good applicability.

The application adopts the technical scheme that: a bicycle rack comprises

A support arm for supporting a bicycle;

a base for providing a mounting location for the support arm;

The support arm comprises a support frame, an extension frame and a locking mechanism, wherein the bottom of the support frame is connected with the base, the extension frame is movably arranged on the support frame in a penetrating manner, the locking mechanism comprises a fixed seat and a manual limiting piece, the fixed seat is sleeved on the support frame, the manual limiting piece is movably connected with the fixed seat, and in a first state, the manual limiting piece prevents the extension frame from moving up and down relative to the support frame; in the second state, the extension frame can move up and down relative to the support frame.

Compared with the prior art, the application has the advantages that the extension frame can stretch up and down relative to the support frame, the height of the support arm is adjusted, the applicability is improved, the locking mechanism is used for locking the movement of the extension frame, the manual limiting piece is movably connected with the fixed seat, the installation and the rotation of the manual limiting piece are convenient, the free movement of the extension frame is locked and unlocked through the manual limiting piece, and the use is reliable.

In some embodiments of the present application, a fixing strip is disposed on the extension frame, a limiting piece is disposed between the manual limiting piece and the fixing strip, and a limiting groove matched with the limiting piece is disposed on the fixing strip.

In some embodiments of the application, the stop member is spherical.

In some embodiments of the application, the limiting member is in a split structure with the manual limiting member; the support frame is provided with a through hole, and the limiting piece is arranged on the through hole in a penetrating way; an abutting block is arranged between the limiting piece and the manual limiting piece, a guide channel is arranged on the fixing base and concentric with the through hole, the abutting block movably penetrates through the guide channel, and two ends of the abutting block are respectively abutted with the manual limiting piece and the limiting piece.

In some embodiments of the application, a top cover is arranged at the top end of the extension frame; the top cover is provided with a binding band locking device, and the binding band locking device is provided with a binding band extending downwards.

Further, a ratchet buckle is arranged on the bandage locking device, the ratchet buckle is rotationally connected with the bandage locking device, and a buckle groove matched with the ratchet buckle is arranged on the bandage; the ratchet buckle comprises buckle teeth and a trigger, and the buckle teeth and the trigger are respectively arranged at two sides of the rotation center of the ratchet buckle; the bandage locking device is provided with a supporting pad; the support frame is sleeved with a sleeve, and a first through groove for accommodating the binding belt to pass through is formed in the sleeve.

In some embodiments of the present application, the cross section of the extension frame includes a bottom edge, a top edge, and first side edges symmetrically disposed at two sides of the bottom edge, two ends of the bottom edge are respectively connected with bottom ends of the first side edges of the two sides, the first side edges incline towards the outside, and top ends of the first side edges are connected with the top edge; the two sides of the top edge are symmetrically provided with second side edges, the two ends of the top edge are respectively connected with the bottom ends of the second side edges on the two sides, the second side edges incline towards the inner side, the top ends of the second side edges are connected with the top ends of the first side edges, and the highest point of the top edge is lower than the top ends of the first side edges; the top edge is parallel to the bottom edge.

Further, the top edge and the second side edge surround to form a mounting cavity, and the fixing strip is arranged in the mounting cavity.

In some embodiments of the application, the cross section of the support frame is concave.

Drawings

FIG. 1 is a schematic structural view of embodiment 1 of the present utility model;

FIG. 2 is a cross-sectional view of embodiment 1 of the present utility model;

FIG. 3 is a schematic structural view of an extension frame according to embodiment 1 of the present utility model;

Fig. 4 is a schematic structural view of a supporting frame according to embodiment 1 of the present utility model;

Fig. 5 is an enlarged view of a portion a in fig. 2;

fig. 6 is an enlarged view of a portion B in fig. 2;

Fig. 7 is an enlarged view of a portion C in fig. 2;

Fig. 8 is a schematic view showing the structure of the extension frame according to embodiment 1 of the present utility model.

In the figure: 1. a support arm; 2. a base; 3. a support frame; 4. an extension rack; 5. a locking mechanism; 6. a fixing seat; 7. a manual limiting piece; 8. a limiting piece; 9. a fixing strip; 10. a limit groove; 11. a through hole; 12. an abutment block; 13. a guide channel; 14. a top cover; 15. a strap locking device; 16. a strap; 17. a ratchet buckle; 18. a buckling groove; 19. buckling teeth; 20. a trigger; 21. a support pad; 22. a sleeve; 23. a first through groove; 24. a bottom edge; 25. a top edge; 26. a first side; 27. a second side; 28. a mounting cavity; 29. a second through slot; 30. the wheel accommodates the arm.

Detailed Description

In order to further describe the technical means and effects adopted by the present utility model for achieving the intended purpose, the following detailed description will refer to the specific implementation, structure, characteristics and effects according to the present utility model with reference to the accompanying drawings and preferred embodiments.

Example 1:

The bicycle rack provided in this embodiment, as shown in fig. 1, 2, 5 and 8, comprises

A wheel receiving arm 30 for receiving one or more wheels of at least one bicycle;

A support arm 1 for supporting a bicycle;

A base 2 for providing a mounting position of the wheel accommodating arm 30 and the support arm 1;

The support arm 1 comprises a support frame 3, an extension frame 4 and a locking mechanism 5, wherein the bottom of the support frame 3 is rotationally connected with the base 2, the extension frame 4 is movably arranged on the support frame 3 in a penetrating manner, the locking mechanism 5 comprises a fixed seat 6 and a manual limiting piece 7, the fixed seat 6 is sleeved on the support frame 3, the manual limiting piece 7 is movably connected with the fixed seat 6, and in a first state, the manual limiting piece 7 prevents the extension frame 4 from moving up and down relative to the support frame 3; in the second state, the extension frame 4 can move up and down relative to the support frame 3. In this embodiment, the manual limiting member 7 is pressed by a handle, or may be in the form of button sliding, button pressing, pulling of a dial block, etc.

The extension frame 4 can stretch out and draw back from top to bottom relative to the support frame 3 for the height of adjustment support arm 1 improves the suitability, and locking mechanical system 5 is used for locking the removal of extension frame 4, and manual locating part 7 and fixing base 6 swing joint make things convenient for the installation and the rotation of manual locating part 7, locks and unblock the free movement of extension frame 4 through manual locating part 7, uses reliably.

For reliable locking, a fixing strip 9 is arranged on the extension frame 4, a limiting piece 8 is arranged between the manual limiting piece 7 and the fixing strip 9, and a limiting groove 10 matched with the limiting piece 8 is arranged on the fixing strip 9. The manual limiting piece 7 has a movement trend of abutting the limiting piece 8 to the fixing strip 9, and can be realized by the prior art of arranging torsion springs or reset springs and the like; the fixing strip 9 is in split design, so that replacement and maintenance are facilitated. The limiting piece 8 is matched with the limiting groove 10, and the locking is simple and convenient. During the use, lift up manual locating part 7 for locating part 8 and spacing groove 10 separation accomplish the unblock, are in the second state, and pulling extension frame 4 stretches out and draws back, and after stretching out and drawing back in place, manual locating part 7 is pressed down, and locating part 8 card income spacing groove 10 accomplishes the locking, is in the first state.

In order to facilitate the telescopic movement of the extension frame 4, the limiting piece 8 adopts a spherical shape. The locating part 8 is spherical, and the spacing groove 10 cooperation is spherical or arc for the cooperation of locating part 8 and spacing groove 10 is better, and locating part 8 more easily accurately enters into in the spacing groove 10, and the flexible removal of extension frame 4 of being convenient for more, and the collision interference of extension frame 4 and locating part 8 is less, and the extension frame 4 more easily slides from the sphere when being in butt with locating part 8, has prolonged the flexible life of extension frame 4.

In order to reduce the installation degree of difficulty, locating part 8 and manual locating part 7 components of a whole that can function independently structure, it is more convenient to assemble, has reduced the required precision of production and equipment, reduction in production cost.

In order to facilitate the passing of the limiting piece 8, the supporting frame 3 is provided with a through hole 11, the limiting piece 8 is arranged on the through hole 11 in a penetrating mode, and the through hole 11 can simultaneously guide the limiting piece 8.

In order to ensure more reliable movement of the limiting piece 8, an abutting block 12 is arranged between the limiting piece 8 and the manual limiting piece 7, a guide channel 13 is arranged on the fixed seat 6, the guide channel 13 is concentric with the through hole 11, the abutting block 12 is movably arranged on the guide channel 13 in a penetrating mode, and two ends of the abutting block 12 are respectively abutted with the manual limiting piece 7 and the limiting piece 8. The guide channel 13 is used for guiding the movement of the abutting block 12, the abutting block 12 can play a role of blocking the limiting piece 8 at the same time in the guide channel 13, the limiting piece 8 is prevented from being separated from the guide channel 13, after the manual limiting piece 7 is opened, a gap is reserved between the manual limiting piece 7 and the abutting block 12, the abutting block 12 and the limiting piece 8 can move in the range of the guide channel 13, the fixing strip 9 is convenient to jack the limiting piece 8 for movement, but the size of the gap is not larger than the length of the abutting block 12, and the abutting block 12 cannot be separated from the guide channel 13.

In order to make the use of the extension frame 4 safer, the top end of the extension frame 4 is provided with a top cover 14, and the top cover 14 is connected with the top end of the extension frame 4 and can be sleeved on the top end of the extension frame 4. The design of the top sleeve 14 can shield the top end of the extension frame 4, prevent the cross section of the extension frame 4 from scratching a user or a bicycle, and improve the safety; the outer diameter of the top sleeve 14 is not smaller than the outer diameter of the support frame 3, so that the extension frame 4 can be prevented from being completely retracted into the support frame 3, and the use reliability of the extension frame 4 is ensured.

For the bicycle to be reliably fixed, a strap locking device 15 is arranged on the top cover 14, a downward extending strap 16 is arranged on the strap locking device 15, and the strap 16 is used for binding the bicycle. The strap locking device 15 is provided with a second through groove 29 for accommodating the strap 16 to pass through, and the strap 16 is surrounded by the second through groove 29 and the strap locking device 15, so that a part of the bicycle can be conveniently fixed in the second through groove; the strap locking means 15 itself can also act as a handle for dragging the extension frame 4.

In order to lock the binding belt 16 reliably, as shown in fig. 6 and 7, the ratchet buckle 17 is provided on the binding belt locking device 15, the ratchet buckle 17 is rotationally connected with the binding belt locking device 15, the ratchet buckle 17 has a movement trend towards the locking binding belt 16, and can be realized by providing a torsion spring or a return spring, etc., and a buckle slot 18 matched with the ratchet buckle 17 is provided on the binding belt 16; the number of the buckling grooves 18 is multiple, and adjustment is facilitated. The ratchet buckle 17 is matched with the binding belt 16, so that the binding belt 16 can enter freely, but the pulling out of the binding belt 16 is blocked by the ratchet buckle 17, and the safety and reliability of the bound bicycle are ensured.

For reliable use of the ratchet buckle 17, the ratchet buckle 17 includes a buckle tooth 19 and a trigger 20, the buckle tooth 19 and the trigger 20 being disposed on both sides of the rotation center of the ratchet buckle 17, respectively. The latch 19 cooperates with the slot 18 to secure the secure attachment, and the trigger 20 is used to separate the latch 19 from the slot 18 so that the strap 16 can be withdrawn.

For the safety of the bicycle, the supporting pad 21 is arranged on the strap locking device 15, the supporting pad 21 is used for supporting the bicycle, and the supporting pad 21 is made of soft materials, so that the bicycle is prevented from being damaged during collision.

For fixing the binding band 16, the supporting frame 3 is sleeved with a sleeve 22, and the sleeve 22 is provided with a first through groove 23 for accommodating the binding band 16 to pass through. The first through groove 23 is used for accommodating the binding band 16 at ordinary times and preventing the binding band 16 from drifting.

The binding band locking device 15, the top sleeve 14, the extension frame 4 and the fixing strip 9 are connected and fixed through the same bolt, and are fixed with the extension frame 4, so that the binding band locking device is good in stress and reliable in structure.

In order to increase the strength of the extension frame 4, as shown in fig. 3, the cross section of the extension frame 4 includes a bottom edge 24, a top edge 25, and first side edges 26 symmetrically disposed at two sides of the bottom edge 24, wherein two ends of the bottom edge 24 are respectively connected with bottom ends of the first side edges 26 at two sides, the first side edges 26 incline towards the outside, and top ends of the first side edges 26 are connected with the top edge 25; second side edges 27 are symmetrically arranged on two sides of the top edge 25, two ends of the top edge 25 are respectively connected with the bottom ends of the second side edges 27 on two sides, the second side edges 27 incline towards the inner side, the top ends of the second side edges 27 are connected with the top ends of the first side edges 26, and the highest point of the top edge 25 is lower than the top ends of the first side edges 26; top edge 25 is parallel to bottom edge 24. The bottom edge 24, the top edge 25 and the first side edge 26 form a surrounding structure, the overall structural strength is high, and the top edge 25 is lower than the top end of the first side edge 26, so that the top edge 25 is concave inwards, and the structural strength is better.

To facilitate the mounting of the fixing strip 9, the top edge 25 and the second side edge 27 enclose a mounting cavity 28, the fixing strip 9 being arranged in the mounting cavity 28. The installation cavity 28 is large in bottom surface and small in opening, the fixing strip 9 cannot be separated from the opening after being installed from one side, and the upper end is connected with the extension frame 4 through bolts to complete installation and fixation, so that the installation device is simple, convenient, firm and reliable.

In order to support the frame 3, as shown in fig. 4, the cross section of the support frame 3 is concave, and the overall strength is higher than that of a simple rectangle.

The present utility model is not limited to the above embodiments, but is capable of modification and variation in detail, and other modifications and variations can be made by those skilled in the art without departing from the scope of the present utility model.

Claims

1. A bicycle rack is characterized by comprising

A support arm (1) for supporting a bicycle;

a base (2) for providing a mounting location for the support arm (1);

The support arm (1) comprises a support frame (3), an extension frame (4) and a locking mechanism (5), wherein the bottom of the support frame (3) is connected with a base (2), the extension frame (4) is movably arranged on the support frame (3) in a penetrating mode, the locking mechanism (5) comprises a fixing seat (6) and a manual limiting piece (7), the fixing seat (6) is sleeved on the support frame (3), the manual limiting piece (7) is movably connected with the fixing seat (6), and in a first state, the manual limiting piece (7) prevents the extension frame (4) from moving up and down relative to the support frame (3); in the second state, the extension frame (4) can move up and down relative to the support frame (3).

2. A bicycle rack as claimed in claim 1, wherein: the extension frame (4) is provided with a fixed strip (9), a limiting piece (8) is arranged between the manual limiting piece (7) and the fixed strip (9), and the fixed strip (9) is provided with a limiting groove (10) matched with the limiting piece (8).

3. A bicycle rack as claimed in claim 2, wherein: the limiting piece (8) is spherical.

4. A bicycle rack as claimed in claim 2, wherein: the limiting piece (8) and the manual limiting piece (7) are of a split structure; the supporting frame (3) is provided with a through hole (11), and the limiting piece (8) is arranged on the through hole (11) in a penetrating way; an abutting block (12) is arranged between the limiting piece (8) and the manual limiting piece (7), a guide channel (13) is arranged on the fixing seat (6), the guide channel (13) is concentric with the through hole (11), the abutting block (12) movably penetrates through the guide channel (13), and two ends of the abutting block (12) are respectively abutted with the manual limiting piece (7) and the limiting piece (8).

5. A bicycle rack as claimed in claim 1, wherein: a top sleeve (14) is arranged at the top end of the extension frame (4); the top sleeve (14) is provided with a binding band locking device (15), and the binding band locking device (15) is provided with a binding band (16) extending downwards.

6. The bicycle rack of claim 5, wherein: a ratchet buckle (17) is arranged on the bandage locking device (15), the ratchet buckle (17) is rotationally connected with the bandage locking device (15), and a buckle groove (18) matched with the ratchet buckle (17) is arranged on the bandage (16); the ratchet buckle (17) comprises buckle teeth (19) and a trigger (20), and the buckle teeth (19) and the trigger (20) are respectively arranged at two sides of the rotation center of the ratchet buckle (17); the bandage locking device (15) is provided with a supporting pad (21); the support frame (3) is sleeved with a sleeve (22), and the sleeve (22) is provided with a first through groove (23) for accommodating the binding belt (16) to pass through.

7. A bicycle rack as claimed in claim 1, wherein: the cross section of the extension frame (4) comprises a bottom edge (24), a top edge (25) and first side edges (26) symmetrically arranged on two sides of the bottom edge (24), two ends of the bottom edge (24) are respectively connected with the bottom ends of the first side edges (26) on two sides, the first side edges (26) incline outwards, and the top ends of the first side edges (26) are connected with the top edge (25); second side edges (27) are symmetrically arranged on two sides of the top edge (25), two ends of the top edge (25) are respectively connected with the bottom ends of the second side edges (27) on two sides, the second side edges (27) incline inwards, the top ends of the second side edges (27) are connected with the top ends of the first side edges (26), and the highest point of the top edge (25) is lower than the top ends of the first side edges (26); the top edge (25) is parallel to the bottom edge (24).

8. The bicycle rack of claim 7, wherein: the top edge (25) and the second side edge (27) enclose a mounting cavity (28), and the fixing strip (9) is arranged in the mounting cavity (28).

9. A bicycle rack as claimed in claim 1, wherein: the cross section of the supporting frame (3) is concave.