CN218806336U - Bicycle front fork adjusting mechanism - Google Patents

Abstract

The utility model discloses a bicycle front fork adjustment mechanism, including the fork shoulder, two damping support pipe fittings are installed to the lower extreme of fork shoulder, the damping supports the pipe fitting and includes supporting sleeve, bracing piece and damping spring, the wheel connecting piece is installed to the lower extreme of bracing piece, the regulating unit is installed to the supporting sleeve inboard, the last direction notch of installing of supporting sleeve, install the regulating part in the direction notch. The utility model discloses a fixed thread sleeve twists the threaded rod and makes the connecting plate remove, adjust piston board one and the position between the piston board two, the soft or hard degree is adjusted through the dual regulation of atmospheric pressure and spring precompression volume, reduce and adjust the required displacement stroke scope of soft or hard degree, it moves the threaded sleeve still to twist through fixed thread rod simultaneously, make the threaded sleeve remove along threaded rod and reinforcing plate, it reciprocates to drive the fork shoulder, adjust fork shoulder and supporting sleeve's relative position, change the whole height of front fork, it is comparatively convenient to adjust, need not be with the help of the instrument.

Description

Bicycle front fork adjusting mechanism

Technical Field

The utility model relates to a bicycle front fork technical field specifically is a bicycle front fork adjustment mechanism.

Background

The existing bicycle front fork generally has a shock-absorbing function and is used for improving the comfort level of a rider riding on a bumpy road. In order to ensure the safety and comfort of riding, the hardness and the overall height of a front fork of the motor vehicle are often required to be adjusted according to actual conditions, so that the overall comfort of the vehicle body is improved. When the hardness of existing bicycle front fork is adjusted and is being carried out the softness and hardness and adjust, need adjusting bolt or pressurize through the force (forcing) pump and realize the softness and hardness and adjust, its softness and hardness is adjusted and is depended on adjusting single spring precompression volume, leads to spring precompression volume displacement stroke scope great, has increased the whole length of shock absorber, and when the whole high adjustment of front fork, the part adopts plus riser to adjust, and the regulation measure dispersion probably has the loaded down with trivial details step when adjusting simultaneously, the more problem of use tools.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bicycle front fork adjustment mechanism to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a bicycle front fork adjustment mechanism, includes the fork shoulder, two damping support pipe fittings are installed to the lower extreme of fork shoulder, the damping supports the pipe fitting and includes supporting sleeve, bracing piece and damping spring, the wheel connecting piece is installed to the lower extreme of bracing piece, the adjusting unit is installed to the supporting sleeve's inboard, the last direction notch of installing of supporting sleeve, install the regulating part in the direction notch.

Preferably, two guide rods are installed at the lower end of the fork shoulder, two supporting sleeves are respectively and slidably installed on the two corresponding guide rods, the supporting rods are installed at the lower ends of the supporting sleeves, and the damping springs are installed on the inner sides of the supporting sleeves.

Preferably, a second piston plate is mounted at the upper end of the supporting rod, the second piston plate is mounted at the lower end of the damping spring, and the second piston plate is connected with the supporting sleeve in a sliding mode.

Preferably, the regulating unit includes threaded sleeve, threaded rod and reinforcing plate, threaded sleeve rotates and installs the lower extreme at the fork shoulder, threaded rod thread bush is established at threaded sleeve's inboard, threaded sleeve's surface mounting has the screw thread, the reinforcing plate screw thread is installed on threaded sleeve.

Preferably, the adjusting part comprises a connecting plate, a push rod and a piston plate I, the connecting plate is sleeved outside the two supporting sleeves in a sliding mode, the push rod is installed in the supporting sleeves in a sliding mode, one end of the push rod penetrates through the guide groove opening and is fixedly connected with the connecting plate, and the piston plate I is installed at the lower end of the push rod.

Preferably, the threaded sleeve and the threaded rod are fixedly sleeved with hand wheels, and the threaded rod penetrates through the connecting plate and is in threaded connection with the connecting plate.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a cooperation use of adjusting element, adjusting part, hand wheel, piston plate two, twist the threaded rod through fixed thread sleeve and make the connecting plate remove, adjust the position between piston plate one and piston plate two, adjust the precompression volume of damping spring and the atmospheric pressure between piston plate one and the piston plate two, adjust the hardness through the dual regulation of atmospheric pressure and spring precompression volume, reduce the displacement stroke range that the hardness needs;

2. the utility model discloses still use through the cooperation of regulating unit, fork shoulder, guide bar simultaneously, twist through fixed threaded rod and move the threaded sleeve for the threaded sleeve removes along threaded rod and reinforcing plate, drives the fork shoulder and reciprocates, adjusts fork shoulder and support sleeve's relative position, changes the whole height of front fork, and it is comparatively convenient to adjust, need not be with the help of the instrument.

Drawings

Fig. 1 is a schematic view of a first perspective three-dimensional structure of the present invention;

fig. 2 is a schematic view of a second perspective three-dimensional structure of the present invention;

fig. 3 is a schematic view of a third perspective three-dimensional structure of the present invention.

In the figure: 1. a fork shoulder; 2. a vibration-damping support pipe fitting; 21. a support sleeve; 22. a support bar; 23. a damping spring; 3. a wheel attachment; 4. an adjustment unit; 41. a threaded sleeve; 42. a threaded rod; 43. a reinforcing plate; 5. an adjustment member; 51. a connecting plate; 52. a top rod; 53. a piston plate I; 6. a hand wheel; 7. a second piston plate; 8. a guide rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a bicycle front fork adjusting mechanism comprises a fork shoulder 1, wherein two vibration reduction supporting pipe fittings 2 are mounted at the lower end of the fork shoulder 1, each vibration reduction supporting pipe fitting 2 comprises a supporting sleeve 21, a supporting rod 22 and a vibration reduction spring 23, a wheel connecting piece 3 is mounted at the lower end of the supporting rod 22, an adjusting unit 4 is mounted on the inner side of the supporting sleeve 21, a guide groove opening is formed in the supporting sleeve 21, and an adjusting piece 5 is mounted in the guide groove opening;

the lower end of the fork shoulder 1 is provided with two guide rods 8, two supporting sleeves 21 are respectively and slidably arranged on the two corresponding guide rods 8, a supporting rod 22 is arranged at the lower end of the supporting sleeve 21, and a damping spring 23 is arranged at the inner side of the supporting sleeve 21; the upper end of the supporting rod 22 is provided with a piston plate II 7, the piston plate II 7 is arranged at the lower end of the damping spring 23, and the piston plate II 7 is connected with the supporting sleeve 21 in a sliding manner; the adjusting unit 4 comprises a threaded sleeve 41, a threaded rod 42 and a reinforcing plate 43, the threaded sleeve 41 is mounted at the lower end of the fork shoulder 1 through a bearing, the threaded rod 42 is sleeved on the inner side of the threaded sleeve 41 in a threaded manner, the outer surface of the threaded sleeve 41 is provided with threads, and the reinforcing plate 43 is mounted on the threaded sleeve 41 in a threaded manner; the adjusting part 5 comprises a connecting plate 51, a push rod 52 and a first piston plate 53, the connecting plate 51 is sleeved on the outer sides of the two supporting sleeves 21 in a sliding manner, the push rod 52 is installed in the supporting sleeves 21 in a sliding manner, one end of the push rod 52 penetrates through the guide slot opening and is fixedly connected with the connecting plate 51, and the first piston plate 53 is installed at the lower end of the push rod 52; the hand wheel 6 is welded on the threaded sleeve 41 and the threaded rod 42, and the threaded rod 42 penetrates through the connecting plate 51 and is in threaded connection with the connecting plate 51.

The working principle is as follows: the utility model discloses a when using, when adjusting the soft or hard degree of front fork, through manual fixed threaded sleeve 41, it makes connecting plate 51 remove to twist movable threaded rod 42 simultaneously, adjust the position between piston plate 53 and the piston plate two 7, adjust damping spring 23's precompression volume and piston plate 53 and the atmospheric pressure between the piston plate two 7, adjust the soft or hard degree through the dual regulation of atmospheric pressure and spring precompression volume, reduce and adjust the required displacement stroke scope of soft or hard degree, position through manual fixed threaded rod 42 and connecting plate 51, and twist movable threaded sleeve 41, make movable threaded sleeve 41 remove along threaded rod 42 and reinforcing plate 43, it reciprocates to drive fork shoulder 1, adjust fork shoulder 1 and supporting sleeve 21's relative position, the whole height that changes the front fork, it is comparatively convenient to adjust, need not be with the help of the instrument, can adjust front fork soft or hard degree and height simultaneously, and has convenient to use, excellent in use effect's advantage.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a bicycle front fork adjustment mechanism, includes fork shoulder (1), its characterized in that: two damping support pipe fittings (2) are installed to the lower extreme of fork shoulder (1), damping support pipe fitting (2) are including supporting sleeve (21), bracing piece (22) and damping spring (23), the lower extreme of bracing piece (22) is installed and is taken turns connecting piece (3), regulating unit (4) are installed to the inboard of supporting sleeve (21), install the guide way mouth on supporting sleeve (21), install regulating part (5) in the guide way mouth.

2. The bicycle front fork adjustment mechanism of claim 1, wherein: two guide bars (8) are installed to the lower extreme of fork shoulder (1), two support sleeve (21) slidable mounting respectively is on two guide bars (8) that correspond, the lower extreme at support sleeve (21) is installed in bracing piece (22), damping spring (23) are installed in the inboard of support sleeve (21).

3. The bicycle front fork adjustment mechanism of claim 2, wherein: the upper end of bracing piece (22) is installed piston board two (7), the lower extreme at damping spring (23) is installed in piston board two (7), piston board two (7) and supporting sleeve (21) sliding connection.

4. A bicycle fork adjustment mechanism as defined in claim 3, wherein: adjusting element (4) include threaded sleeve (41), threaded rod (42) and reinforcing plate (43), threaded sleeve (41) are rotated and are installed the lower extreme in fork shoulder (1), threaded rod (42) thread bush is established in the inboard of threaded sleeve (41), the surface mounting of threaded sleeve (41) has the screw thread, reinforcing plate (43) screw thread is installed on threaded sleeve (41).

5. The bicycle front fork adjustment mechanism of claim 4, wherein: adjusting part (5) include connecting plate (51), ejector pin (52) and piston plate (53), connecting plate (51) slip cap is established in the outside of two support sleeve (21), ejector pin (52) slidable mounting is in support sleeve (21), and the one end of ejector pin (52) pass the direction notch and with connecting plate (51) fixed connection, the lower extreme at ejector pin (52) is installed in piston plate (53).

6. The bicycle front fork adjustment mechanism of claim 5, wherein: threaded sleeve (41) and threaded rod (42) are gone up all fixed cover and are equipped with hand wheel (6), threaded rod (42) pass connecting plate (51) and with connecting plate (51) threaded connection.

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