CN216783739U - Front fork turns to spacing subassembly and scooter - Google Patents

Abstract

The utility model discloses a front fork steering limiting assembly and a scooter, wherein the front fork steering limiting assembly comprises a front fork assembly, a head pipe, a vertical pipe and a limiting piece, the front fork assembly comprises a front fork body and a front fork vertical pipe, the front fork vertical pipe can be matched in the head pipe in a pivoting mode, the lower end of the vertical pipe is connected with the upper end of the front fork vertical pipe, the limiting piece is connected with the vertical pipe or the front fork vertical pipe, one of the lower end surface of the limiting piece and the upper end surface of the head pipe is provided with a limiting bulge, the other of the lower end surface of the limiting piece and the upper end surface of the head pipe is provided with a limiting groove, the limiting groove is provided with a first limiting surface and a second limiting surface which are opposite to each other along the circumferential direction of the head pipe, and the limiting bulge is movably matched between the first limiting surface and the second limiting surface. The front fork steering limiting assembly provided by the utility model has the advantages of simple structure and convenience in installation.

Description

Front fork turns to spacing subassembly and scooter

Technical Field

The utility model relates to the technical field of scooters, in particular to a front fork steering limiting assembly and a scooter.

Background

Scooter in order to avoid turning to and impatiently influence the security of riding, generally sets up the front fork and turns to spacing subassembly to the rotation that makes the relative head pipe of front fork standpipe frame is injectd in setting for the angle scope. The front fork steering limiting assembly in the related art is complex in structure and complex to install.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving, at least to some extent, one of the technical problems in the related art.

Therefore, the embodiment of the utility model provides a front fork steering limiting assembly which has the advantages of simple structure and convenience in installation.

The embodiment of the utility model also provides the scooter.

The front fork steering limiting assembly comprises a front fork assembly, a head pipe, a vertical pipe and a limiting piece, wherein the front fork assembly comprises a front fork body and a front fork vertical pipe; the front fork vertical tube is pivotally matched in the head tube; the lower end of the vertical pipe is connected with the upper end of the front fork vertical pipe; the limiting part is connected with the vertical pipe or the front fork vertical pipe, one of the lower end face of the limiting part and the upper end face of the head pipe is provided with a limiting protrusion, the other of the lower end face of the limiting part and the upper end face of the head pipe is provided with a limiting groove, the limiting groove is provided with a first limiting face and a second limiting face which are opposite in the circumferential direction of the head pipe, and the limiting protrusion is movably matched between the first limiting face and the second limiting face.

According to the front fork steering limiting assembly provided by the embodiment of the utility model, one of the limiting groove and the limiting protrusion is arranged on the upper surface of the head pipe, and the limiting protrusion can be matched with the limiting groove only by connecting the limiting part provided with the other of the limiting protrusion and the limiting groove with the vertical pipe or the front fork vertical pipe, so that the assembly of the front fork steering limiting assembly is completed.

In some embodiments, the limiting protrusion is provided on the limiting member, and the limiting groove is provided on the upper end surface of the head pipe.

In some embodiments, the restraint slot is located on a rear side of the front fork riser.

In some embodiments, the seat tube is connected to the front fork riser through the retainer.

In some embodiments, the locating part is including embracing tightly cover and connecting piece, spacing arch is established embrace tightly on the lower terminal surface of cover, embrace tightly the cover including along relative first expansion end of its circumference and second expansion end, first expansion end with constitute the first regulation seam of adjustable width between the second expansion end, embrace tightly the cover and establish the lower extreme of riser, the connecting piece is connected first expansion end with the second expansion end so that it embraces tightly to embrace the cover the riser.

In some embodiments, the lower end of the stand pipe is provided with a second adjusting slit with adjustable width, and the stand pipe is sleeved on the upper end of the front fork vertical pipe and tightly clasps the front fork vertical pipe.

In some embodiments, the front fork steering limit assembly further comprises an inner bushing, a third adjusting slit with an adjustable width is arranged on the inner bushing, the inner bushing is sleeved on the upper end of the front fork vertical tube and tightly holds the front fork vertical tube, and the vertical tube is sleeved on the inner bushing and tightly holds the inner bushing.

In some embodiments, the front fork steering limit assembly further comprises an upper copper sleeve and a lower copper sleeve, the upper copper sleeve is sleeved on the front fork vertical tube and abuts against the upper end of the head tube, and the lower copper sleeve is sleeved on the front fork vertical tube and abuts against the lower end of the head tube.

In some embodiments, the front fork steering limit assembly further comprises a rotation stopping sheet and a lock nut, wherein an external thread is arranged on the outer surface of the front fork vertical pipe, the rotation stopping sheet is sleeved on the front fork vertical pipe and stops against the upper copper sleeve, and the lock nut is in threaded fit with the front fork vertical pipe and stops against the rotation stopping sheet.

In some embodiments, the front fork steering limit assembly further comprises a tension bolt, a washer, and an expansion member, the expansion member is fitted in the front fork stem, the tension bolt passes through the washer and is in threaded engagement with the expansion member, and the washer is pressed against the upper end surface of the inner bushing.

The scooter according to the embodiment of the utility model comprises the front fork steering limiting assembly in any one of the embodiments.

The technical advantages of the scooter according to the embodiment of the present invention are the same as those of the front fork steering limiting assembly, and are not described herein again.

Drawings

FIG. 1 is a schematic view of a front fork steer limiting assembly according to an embodiment of the present invention.

Fig. 2 is an exploded view of a front fork steer limit assembly according to an embodiment of the present invention.

FIG. 3 is a schematic view of a head tube of the front fork steer limiting assembly in accordance with an embodiment of the present invention.

Fig. 4 is a schematic view of a limiting member in the front fork steering limiting assembly according to an embodiment of the utility model.

Fig. 5 is another exploded view of the front fork steer limit assembly according to an embodiment of the present invention.

Fig. 6 is another schematic view of a limiting member in the front fork steering limiting assembly according to an embodiment of the utility model.

Reference numerals are as follows:

front fork subassembly 1, front fork body 101, front fork standpipe 102, head pipe 2, spacing groove 201, riser 3, second regulation seam 301, locating part 4, hold tight cover 401, first regulation seam 4011, connecting piece 402, spacing arch 403, neck bush 5, third regulation seam 501, go up copper sheathing 6, lower copper sheathing 7, the piece 8 that splines, lock nut 9, tie-up bolt 10, gasket 11, tight piece 12 that expands.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

A front fork steer limit assembly according to an embodiment of the present invention is described below in conjunction with fig. 1-6.

The front fork steering limit assembly according to the embodiment of the utility model comprises a front fork assembly 1, a head pipe 2, a stand pipe 3 and a limit piece 4. The front fork assembly 1 includes a front fork body 101 and a front fork riser 102, and the front fork riser 102 is pivotably fitted in the head pipe 2.

As shown in fig. 1, the lower end of the stem 3 is connected to the upper end of the front fork stem 102, the stopper 4 is connected to the stem 3 or the front fork stem 102 and located above the head pipe 2, one of the lower end surface of the stopper 4 and the upper end surface of the head pipe 2 is provided with a stopper protrusion 403, the other of the lower end surface of the stopper 4 and the upper end surface of the head pipe 2 is provided with a stopper groove 201, the stopper groove 201 has a first stopper surface and a second stopper surface opposite to each other in the circumferential direction of the head pipe 2, and the stopper protrusion 403 is movably fitted between the first stopper surface and the second stopper surface.

That is, the limit protrusion 403 moves in the limit groove 201 to realize the rotation of the front fork stem 102 relative to the head pipe 2, and the limit protrusion 403 stops against the first limit surface/the second limit surface to prevent the front fork stem 102 from continuing to rotate leftwards/rightwards relative to the head pipe 2, so that the rotation of the front fork stem 102 relative to the head pipe 2 of the frame is limited within the set angle range.

According to the front fork steering limiting component provided by the embodiment of the utility model, one of the limiting groove 201 and the limiting protrusion 403 is arranged on the upper surface of the head pipe 2, and the limiting protrusion can be matched with the limiting groove 201 only by connecting the limiting piece 4 provided with the other of the limiting protrusion 403 and the limiting groove 201 with the vertical pipe 3 or the front fork vertical pipe 102, so that the assembly of the front fork steering limiting component is completed.

In some embodiments, as shown in fig. 2 to 4, the stopper projection 403 is provided on the stopper 4, and the stopper groove 201 is provided on the upper end surface of the head pipe 2. The limiting groove 201 is formed in the upper end face of the head pipe 2, so that the head pipe 2 is simple and convenient to manufacture.

Alternatively, as shown in fig. 5 and 6, the stopper projection 403 may be provided on the upper end surface of the head pipe 2, and accordingly, the stopper groove 201 may be provided on the lower end surface of the stopper 4.

In some embodiments, a restraint slot 201 is located on the rear side of front fork riser 102.

Specifically, spacing groove 201 on the head pipe 2 is located front fork standpipe 102 towards one side of the rear wheel of the scooter, has reduced external impurity from this and has gone into spacing inslot 201 by mistake and influence the risk that spacing arch 403 removed in spacing groove 201, has guaranteed the stable of scooter and has turned to. Moreover, the limiting groove 201 is hidden in the inner side of the scooter, the limiting groove 201 and the limiting bulge 403 are not easy to find, and the appearance of the scooter is attractive and high.

In some embodiments, riser 3 is connected to front fork riser 102 by a retainer 4.

Therefore, the limiting part 4 is used for realizing the steering limiting function and simultaneously realizing the connection between the vertical pipe 3 and the front fork vertical pipe 102, and the front fork steering limiting component is simple in structure and low in manufacturing cost.

In some embodiments, as shown in fig. 4, the position-limiting member 4 includes a clasping sleeve 401 and a connecting member 402, the position-limiting protrusion 403 is provided on a lower end surface of the clasping sleeve 401, and the clasping sleeve 401 includes a first movable end and a second movable end opposite to each other along a circumferential direction thereof. A first adjusting seam 4011 with adjustable width is formed between the first movable end and the second movable end, the clasping sleeve 401 is sleeved at the lower end of the vertical pipe 3, and the connecting piece 402 is connected with the first movable end and the second movable end so that the clasping sleeve 401 clasps the vertical pipe 3.

Embrace cover 401 and establish the back on riser 3, drive first expansion end and second expansion end through connecting piece 402 and be close to each other, reduce first regulation seam 4011's width promptly gradually, and then make the internal face of embracing cover 401 press gradually and support riser 3, realize embracing the relatively fixed between cover 401 and the riser 3 from this. Therefore, the matching between the limiting protrusion 403 on the clasping sleeve 401 and the limiting groove 201 on the head pipe 2 is convenient.

In some embodiments, the lower end of the stand pipe 3 is provided with a second adjusting slit 301 with adjustable width, and the stand pipe 3 is sleeved on the upper end of the front fork vertical pipe 102 and tightly embraces the front fork vertical pipe 102.

When the clasping sleeve 401 compresses the vertical pipe 3 to ensure that the clasping sleeve 401 and the vertical pipe 3 are relatively fixed, the clasping sleeve 401 also compresses the second adjusting seam 301 on the vertical pipe 3 to reduce the width of the second adjusting seam 301, so that the inner wall surface of the vertical pipe 3 is gradually pressed against the front fork vertical pipe 102, the vertical pipe 3 and the front fork vertical pipe 102 are relatively fixed, and the front fork assembly 1 and the vertical pipe 3 are simply and conveniently connected.

In some embodiments, the front fork steering limit assembly further comprises an inner bushing 5, the inner bushing 5 is provided with a third adjustable gap 501 with adjustable width, the inner bushing 5 is sleeved on the upper end of the front fork stem 102 and tightly holds the front fork stem 102, and the stem 3 is sleeved on the inner bushing 5 and tightly holds the inner bushing 5.

Similarly, when the clasping sleeve 401 clasps the vertical tube 3, the vertical tube 3 clasps the inner bushing 5, and the inner bushing 5 clasps the vertical tube 102 of the front fork, thereby connecting the front fork assembly 1 with the vertical tube 3. Through setting up neck bush 5, conveniently hug tight cover 401 and realize that front fork subassembly 1 links to each other with riser 3 simultaneously, also make and hug tight cover 401 and have suitable bore to the spacing arch 403 of its lower terminal surface and the cooperation of spacing groove 201 on the head tube 2.

In some embodiments, the front fork steering limit assembly further comprises an upper copper sleeve 6 and a lower copper sleeve 7, wherein the upper copper sleeve 6 is sleeved on the front fork stem 102 and abuts against the upper end of the head pipe 2, and the lower copper sleeve 7 is sleeved on the front fork stem 102 and abuts against the lower end of the head pipe 2.

As shown in fig. 2 and 5, the head tube 2 is pivotally connected to the front fork stem 102 through the upper copper bush 6 and the lower copper bush 7, and at the same time, the upper copper bush 6 and the lower copper bush 7 ensure that the head tube 2 and the front fork stem 102 are relatively fixed in the axial direction of the front fork stem 102, that is, the upper copper bush 6 and the lower copper bush 7 realize stable support for the head tube 2.

In some embodiments, as shown in fig. 5, the front fork steering limiting assembly further comprises a rotation stopping sheet 8 and a locking nut 9, the outer surface of the front fork stem 102 is provided with external threads, the rotation stopping sheet 8 is sleeved on the front fork stem 102 and stops against the copper sleeve 6, and the locking nut 9 is in threaded fit with the front fork stem 102 and stops against the rotation stopping sheet 8.

Therefore, the pressing force of the rotation stopping sheet 8 on the upper copper sleeve 6 can be adjusted through the threaded matching of the locking nut 9 and the front fork vertical tube 102, the pressing force of the upper copper sleeve 6 and the lower copper sleeve 7 on the head tube 2 between the upper copper sleeve and the lower copper sleeve is further adjusted, and the adjustment of the steering flexibility of the opposite tube 3 is facilitated.

In some embodiments, as shown in fig. 2, the front fork steering limit assembly further comprises a tension bolt 10, a spacer 11 and an expansion member 12, wherein the expansion member 12 is fitted in the front fork stem 102, the tension bolt 10 passes through the spacer 11 and is in threaded fit with the expansion member 12, and the spacer 11 presses against the upper end surface of the inner bushing 5.

The expanding piece 12 is a sunflower, and is fitted in the front fork vertical tube 102, and the tension bolt 10 passes through the gasket 11 and is in threaded fit with a threaded hole on the sunflower, so that the sunflower expands tightly to press against the inner wall surface of the front fork vertical tube 102, and the relative fixation between the sunflower and the front fork vertical tube 102 is ensured. The inner bushing 5 is located between the upper copper bush 6 and the gasket 11, at this time, the head of the tightening bolt 10 presses against the gasket 11, the gasket 11 presses against the inner bushing pipe, and the inner bushing pipe presses against the upper copper bush 6, so that the pressing force of the upper copper bush 6 and the lower copper bush 7 against the head pipe 2 located therebetween is adjustable, and the adjustment of the steering flexibility of the opposite pipe 3 is facilitated.

The scooter according to the embodiment of the utility model comprises the front fork steering limiting assembly of any one of the embodiments.

The technical advantages of the scooter according to the embodiment of the present invention are the same as those of the front fork steering limiting assembly, and are not described herein again.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model.

Furthermore, the terms "first", "second" and "first" 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" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" and the like mean that a specific feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims (11)

1. The utility model provides a front fork turns to spacing subassembly which characterized in that includes:

the front fork assembly comprises a front fork body and a front fork vertical pipe;

a head tube, in which the front fork stem is pivotably fitted;

the lower end of the vertical pipe is connected with the upper end of the front fork vertical pipe; and

the limiting part is connected with the vertical pipe or the front fork vertical pipe, one of the lower end face of the limiting part and the upper end face of the head pipe is provided with a limiting protrusion, the other of the lower end face of the limiting part and the upper end face of the head pipe is provided with a limiting groove, the limiting groove is provided with a first limiting face and a second limiting face which are opposite in the circumferential direction of the head pipe, and the limiting protrusion is movably matched between the first limiting face and the second limiting face.

2. The front fork steering limit assembly of claim 1, wherein the limit protrusion is provided on the limit member, and the limit groove is provided on the upper end surface of the head tube.

3. The front fork steer limit assembly of claim 2, wherein said limit notch is located on a rear side of said front fork riser.

4. The front fork steering limiter assembly of claim 1, wherein the stem is connected to the fork stem via the limiter.

5. The front fork steering limit assembly according to claim 4, wherein the limit member comprises an embracing sleeve and a connecting member, the limit protrusion is arranged on a lower end surface of the embracing sleeve, the embracing sleeve comprises a first movable end and a second movable end which are opposite along the circumferential direction of the embracing sleeve, a first adjusting seam with adjustable width is formed between the first movable end and the second movable end, the embracing sleeve is arranged at the lower end of the vertical pipe, and the connecting member connects the first movable end and the second movable end so that the embracing sleeve embraces the vertical pipe tightly.

6. The front fork steering limit assembly of claim 5, wherein the lower end of the stand tube is provided with a second adjustable-width adjustment slit, and the stand tube is sleeved on the upper end of the front fork stand tube and clasps the front fork stand tube.

7. The front fork steering limit assembly of claim 6, further comprising an inner bushing, wherein the inner bushing is provided with a third adjustable gap, the third adjustable gap is adjustable in width, the inner bushing is sleeved on the upper end of the front fork stem and tightly embraces the front fork stem, and the stem is sleeved on the inner bushing and tightly embraces the inner bushing.

8. The front fork steering limit assembly of claim 7, further comprising an upper copper bushing and a lower copper bushing, wherein the upper copper bushing is disposed on the front fork standpipe and stops against the upper end of the head tube, and the lower copper bushing is disposed on the front fork standpipe and stops against the lower end of the head tube.

9. The front fork steering limit assembly of claim 8, further comprising a rotation stop tab and a lock nut, wherein the outer surface of the front fork stem is provided with external threads, the rotation stop tab is sleeved on the front fork stem and stops against the upper copper sleeve, and the lock nut is in threaded engagement with the front fork stem and stops against the rotation stop tab.

10. The front fork steering limit assembly of claim 8, further comprising a tension bolt, a spacer, and an expansion member, wherein the expansion member is engaged within the front fork stem, the tension bolt passes through the spacer and is in threaded engagement with the expansion member, and the spacer presses against an upper end surface of the inner bushing.

11. A scooter, comprising a front fork steer limiting assembly according to any of claims 1 to 10.

Images