CN218343674U

CN218343674U - Front fork structure convenient to install

Info

Publication number: CN218343674U
Application number: CN202222891477.6U
Authority: CN
Inventors: 常杰; 张广涛; 江传通
Original assignee: Tianjin Shenling Technology Development Co ltd
Current assignee: Tianjin Shenling Technology Development Co ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-01-20
Anticipated expiration: 2032-10-28

Abstract

The utility model provides a fork structure before car convenient to installation, including the front fork that sets up on the frame, the front fork lower extreme is equipped with the U-shaped groove, be equipped with a fixed orifices on the both sides wall in U-shaped groove respectively, the wheel middle part is equipped with the mounting hole, and the both ends of gim peg are equipped with the external screw thread respectively, and the periphery of gim peg is rotated and is cup jointed to the wheel middle part, and the both ends of gim peg are fixed connection in a fixed orifices respectively. The utility model discloses a plantago fork structure convenient to installation, the gim peg is directly fixedly connected to the lower extreme of front fork as the pivot of wheel, and gim peg one end sets up the lock silk, does not need to add nut and gasket, has saved the material, and is convenient for install and dismantle; the lower end of each supporting rod is fixedly provided with a sleeve through an elastic device, and the sleeve and the supporting rod are connected in a floating mode through the elastic device, so that the damping effect can be achieved when a user rides the bicycle, and the riding comfort degree is improved.

Description

Front fork structure convenient to install

Technical Field

The utility model belongs to front fork structure field especially relates to a plantago fork structure convenient to installation.

Background

The front fork component is positioned at the front part in the bicycle structure, the upper end of the front fork component is connected with the handlebar component, the frame component is matched with the front pipe, and the lower end of the front fork component is matched with the front shaft component to form a guide system of the bicycle. The operating sequence of the front fork should be: when an obstacle is encountered, the front fork is compressed, reaches the limit, is rebounded to the original length (the rebounding speed is influenced by damping), and the work of the bouncing system is finished, the front forks of the bicycles and the electric vehicles in the prior art are usually respectively tapped at two ends of a front shaft, then are assembled at the lower end of the front fork through nuts and gaskets, the wheels and the front fork are required to be adjusted during the assembly, then the nuts and the gaskets are additionally arranged, and parts such as the adjustment and the nuts of the wheels and the front fork are required to be optimized, so that the production cost is saved.

Disclosure of Invention

In view of this, the utility model aims at providing a plantago fork structure convenient to installation to solve the mode that prior art's front fork and wheel installation need nut and gasket, part is with high costs, problem that the installation effectiveness is low.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

the utility model provides a plantago fork structure convenient to installation, includes the front fork that sets up on the frame, and the front fork lower extreme is equipped with the U-shaped groove, the first lateral wall in U-shaped groove is equipped with the screw hole, the second lateral wall in U-shaped groove is equipped with the lateral wall through-hole, and the wheel middle part is equipped with the mounting hole, the one end joint of gim peg extremely the second lateral wall, the other end of gim peg passes fixed connection in threaded hole behind lateral wall through-hole and the mounting hole in proper order.

Furthermore, the front fork comprises a support, the upper end of the support is in threaded connection with the handlebar, the lower end of the support is provided with a transverse plate, two ends of the transverse plate are respectively provided with a first through hole, the upper end of each supporting rod is fixedly connected into one first through hole through one first nut, the wheel is located between the two supporting rods, and the periphery of the lower end of each supporting rod is fixedly provided with a sleeve through an elastic device.

Further, a plantago fork structure convenient to installation still includes first boss and second boss, and first boss and second boss are fixed the setting respectively at a sleeve pipe lower extreme, are equipped with the lateral wall through-hole on the first boss, are equipped with the screw hole on the second boss.

Further, the upper end of the supporting rod is provided with external threads, the sleeve is of a hollow pipe body structure, the middle of the sleeve is provided with a through hole, the periphery of the supporting rod can slide in the through hole, the periphery of the sleeve is provided with the external threads, the sleeve is provided with a second nut, the periphery of the sleeve is provided with a first spring, and two ends of the first spring are fixedly connected to the lower side of the transverse plate and the upper end of the second nut respectively.

Furthermore, a second through hole is formed in the second nut, the periphery of the locking nail is connected into the second through hole in a threaded mode, and one end of the locking nail abuts against the periphery of the sleeve.

Further, the branch upper end is equipped with the internal thread, and branch and sleeve pipe are the tubbiness structure, and the branch lower extreme is equipped with the fourth through-hole, and the sleeve pipe lower extreme is equipped with the blind hole, and branch lower extreme periphery can slide in the sleeve pipe, adjusts the upper end joint to the branch bottom of pole, and after the lower extreme of adjusting the bolt passed the fourth through-hole, fixed connection set up the second spring in the branch periphery, and the both ends difference fixed connection of second spring is to branch lower extreme, sleeve pipe bottom.

Furthermore, the ring platform is arranged on the periphery of the supporting rod, the periphery of the ring platform can slide in the inner ring of the sleeve, internal threads are arranged at the upper end of the sleeve, the peripheral threads of the adjusting nut are connected to the inner ring of the sleeve, the adjusting nut is of a barrel-shaped structure, a fifth through hole is formed in the top of the adjusting nut, the periphery of the supporting rod is located in the fifth through hole, and the outer diameter of the ring platform is larger than the inner diameter of the fifth through hole.

Compared with the prior art, a plantago fork structure convenient to installation have following beneficial effect: the fixing bolt is used as a rotating shaft of the wheel and is directly and fixedly connected to the lower end of the front fork, and a locking screw is arranged at one end of the fixing bolt, so that a nut and a gasket are not required to be added, the material is saved, and the mounting and the dismounting are convenient; the lower end of each supporting rod is fixedly provided with a sleeve through the elastic device, the sleeves and the supporting rods are in floating connection through the elastic devices, and the sleeve can be used for damping when riding, so that the riding comfort is increased.

Drawings

The accompanying drawings, which form a part of the present disclosure, are included to provide a further understanding of the present disclosure, and are incorporated in and constitute a part of this specification, illustrate embodiments of the present disclosure and together with the description serve to explain the present disclosure. In the drawings:

fig. 1 is a schematic structural diagram of a front fork structure convenient to mount according to an embodiment of the present invention;

fig. 2 is a schematic structural view illustrating an assembly of a support rod and a sleeve pipe through an elastic device according to a first embodiment of the present invention;

fig. 3 is a schematic sectional view of the strut and sleeve assembled by the elastic device of the second embodiment according to the embodiment of the present invention.

Description of reference numerals:

1-a front fork; 11-a scaffold; 12-a strut; 13-a sleeve; 14-a first spring; 15-a first boss; 16-locking nails; 17-a transverse plate; 18-adjusting rod; 19-a second spring; 110-an adjusting nut; 2-a wheel; 3-fixing the bolt.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1-3, a front fork structure convenient to installation, including the front fork 1 that sets up on the frame, 1 lower extreme of front fork is equipped with the U-shaped groove, the first lateral wall in U-shaped groove is equipped with the screw hole, the second lateral wall in U-shaped groove is equipped with the lateral wall through-hole, and 2 middle parts of wheel are equipped with the mounting hole, the one end joint of gim peg 3 extremely the second lateral wall, the other end of gim peg 3 pass fixed connection in the screw hole behind lateral wall through-hole and the mounting hole in proper order, and gim peg 3 is as the direct fixed connection of pivot of wheel 2 to the lower extreme of front fork 1, and 3 one end of gim peg sets up the lock silk, need not add nut and gasket, has saved the material, and is convenient for installation and dismantlement.

Front fork 1 includes

support

11, 11 upper ends of support are threaded connection to the stick violently, 11 lower extremes of support set up diaphragm 17, the both ends of diaphragm 17 are equipped with a first through-hole respectively, in every branch 12 upper end is through a first nut fixed connection to a first through-hole, wheel 2 is located between two branches 12, a sleeve pipe 13 of resilient means fixed mounting is passed through to every branch 12 lower extreme periphery, sleeve pipe 13 and branch 12 are through resilient means floating connection, can be used for the shock attenuation when taking advantage of to take advantage of, increase to take advantage of and take advantage of the comfort level.

The utility model provides a car front fork 1 structure convenient to installation, still includes first boss 15 and second boss, and first boss 15 and second boss are fixed respectively and set up at a sleeve pipe 13 lower extreme, are equipped with the lateral wall through-hole on the first boss 15, are equipped with the screw hole on the second boss, and first boss 15 and second boss respectively with a sleeve pipe 13 for die-casting body structure, then drill out lateral wall through-hole and screw hole through the bench drill, processing is simple, the cost of manufacture is low.

In practical use, the elastic device may have multiple embodiments, as shown in fig. 2, for the first implementation of the elastic device structure, an external thread is provided at the upper end of the supporting rod 12, the sleeve 13 is a hollow tube structure, a through hole is provided in the middle of the sleeve 13, the periphery of the supporting rod 12 can slide in the through hole, an external thread is provided at the periphery of the sleeve 13, a second nut is installed on the sleeve 13, a first spring 14 is provided at the periphery of the sleeve 13, two ends of the first spring 14 are respectively and fixedly connected to the lower side of the transverse plate 17 and the upper end of the second nut, and the second nut is used for adjusting the elasticity of the first spring 14.

In order to facilitate the positioning of the second nut and prevent the relative position of the second nut from changing, the second nut is provided with a second through hole, the periphery of the locking nail 16 is screwed into the second through hole, and one end of the locking nail 16 abuts against the periphery of the sleeve 13, so as to fix the relative position of the second nut and the sleeve 13.

As shown in fig. 3, which is a structure of the elastic device of the second embodiment, the upper end of the supporting rod 12 is provided with an internal thread, and the supporting rod 12 and the sleeve 13 are both barrel-shaped structures, the lower end of the supporting rod 12 is provided with a fourth through hole, the lower end of the sleeve 13 is provided with a blind hole, the periphery of the lower end of the supporting rod 12 can slide in the sleeve 13, the upper end of the adjusting rod 18 is clamped to the bottom of the supporting rod 12, the lower end of the adjusting bolt passes through the fourth through hole and is fixedly connected to the blind hole, the periphery of the supporting rod 12 is provided with a second spring 19, and two ends of the second spring 19 are respectively and fixedly connected to the lower end of the supporting rod 12 and the bottom of the sleeve 13.

The periphery of the support rod 12 is provided with a ring platform, the periphery of the ring platform can slide in the inner ring of the sleeve 13, the upper end of the sleeve 13 is provided with internal threads, the periphery of the adjusting nut 110 is in threaded connection with the inner ring of the sleeve 13, the adjusting nut 110 is in a barrel-shaped structure, the top of the adjusting nut 110 is provided with a fifth through hole, the periphery of the support rod 12 is located in the fifth through hole, the outer diameter of the ring platform is larger than the inner diameter of the fifth through hole, and the adjusting threads are used for elastic force of the second spring 19.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a plantago fork structure convenient to installation which characterized in that: including front fork (1) that sets up on the frame, front fork (1) lower extreme is equipped with the U-shaped groove, the first side wall in U-shaped groove is equipped with the screw hole, the second side wall in U-shaped groove is equipped with the lateral wall through-hole, and wheel (2) middle part is equipped with the mounting hole, the one end joint of gim peg (3) extremely the second side wall, the other end of gim peg (3) passes fixed connection in threaded hole behind lateral wall through-hole and the mounting hole in proper order.

2. A readily mountable fork head structure as defined in claim 1, wherein: front fork (1) is including support (11), and threaded connection is violently on support (11), and support (11) lower extreme sets up diaphragm (17), and the both ends of diaphragm (17) are equipped with a first through-hole respectively, and in every branch (12) upper end was through a first nut fixed connection to a first through-hole, wheel (2) were located between two branch (12), and sleeve pipe (13) of resilient means fixed mounting are passed through to every branch (12) lower extreme.

3. A readily mountable fork head structure as defined in claim 2, wherein: the novel bushing is characterized by further comprising a first boss (15) and a second boss, wherein the first boss (15) and the second boss are fixedly arranged at the lower end of one bushing (13) respectively, a side wall through hole is formed in the first boss (15), and a threaded hole is formed in the second boss.

4. A readily mountable fork head structure as defined in claim 3, wherein: branch (12) upper end is equipped with the external screw thread, and sleeve pipe (13) are cavity body structure, and sleeve pipe (13) middle part is equipped with the through hole, and branch (12) periphery can slide in the through hole, and sleeve pipe (13) periphery is equipped with the external screw thread, and sleeve pipe (13) installation second nut, and sleeve pipe (13) periphery sets up first spring (14), and the both ends of first spring (14) are fixed connection respectively to the upper end of diaphragm (17) downside, second nut.

5. A readily mountable fork head structure as defined in claim 4, wherein: the second nut is provided with a second through hole, the periphery of the locking nail (16) is in threaded connection with the second through hole, and one end of the locking nail (16) is abutted to the periphery of the sleeve (13).

6. A readily mountable fork head structure as defined in claim 3, wherein: branch (12) upper end is equipped with the internal thread, and branch (12) and sleeve pipe (13) are the tubbiness structure, branch (12) lower extreme is equipped with the fourth through-hole, sleeve pipe (13) lower extreme is equipped with the blind hole, branch (12) lower extreme periphery can slide in sleeve pipe (13), adjust the upper end joint of pole (18) to branch (12) bottom, after the lower extreme of adjusting the bolt passes the fourth through-hole, fixed connection is in the blind hole, branch (12) periphery sets up second spring (19), the both ends difference fixed connection of second spring (19) is to branch (12) lower extreme, sleeve pipe (13) bottom.

7. A readily mountable fork arrangement as claimed in claim 6, wherein: the periphery of the supporting rod (12) is provided with a ring platform, the periphery of the ring platform can slide in the inner ring of the sleeve (13), the upper end of the sleeve (13) is provided with internal threads, the periphery of the adjusting nut (110) is in a barrel-shaped structure and is connected to the inner ring of the sleeve (13) in a threaded manner, the top of the adjusting nut (110) is provided with a fifth through hole, the periphery of the supporting rod (12) is located in the fifth through hole, and the outer diameter of the ring platform is larger than the inner diameter of the fifth through hole.