JP3013183U - Bicycle basket mounting structure - Google Patents

Abstract

(57) [Summary] [Purpose] For the mounting structure of the bicycle basket,
It is to provide a structure that can be attached to both upper and lower brackets without using a tool. [Structure] An insertion hole 21 into which a rising portion b2 of a mounting bracket b is inserted is formed on the back surface of the basket 1, and a recess 22 into which the rising portion b1 of the mounting bracket b is fitted is formed on the inner surface of the basket 1 and the recess 22 is formed. A lid 23 is provided to be hooked in a closed state, and a concave groove 31 is formed on the bottom surface of the basket 1, and an extending portion c2 of the lower mounting bracket c fitted in the concave groove 31 is provided. On the other hand, a pressing plate 35 that comes into contact with the lower surface side is provided, and the pressing plate 35 is attached and supported so as to slide between the opening surface of the concave groove 31 and a position separated from this opening surface.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a bicycle basket mounting structure.

[0002]

[Prior art]

 Conventionally, in order to mount and support a basket for storing luggage, etc. on the front part of the handle of a bicycle, fixing the mounting stays to the back and bottom of the basket, and mounting both mounting stays to the upper part of the front fork stem of the bicycle. This is done by using screws and nuts to fasten the fixed upper bracket with a substantially L-shaped cross section and the lower bracket that is fixedly attached to the lower part of the front fork stem and extends forward. There is.

[0003]

[Problems to be solved by the device]

 However, in the above-mentioned mounting structure, since the mounting station mounted on the basket is screwed to the upper and lower brackets of the front fork stem, a tool for tightening the screw and nut is required, The installation work was troublesome.

The object of the present invention was made in view of the above-mentioned conventional circumstances, and both the upper and lower brackets of the front fork stem are attached to the bicycle basket mounting structure as described above without using a tool. The purpose is to provide a structure that can be attached to.

[0005]

[Means for Solving the Problems]

 In order to achieve the above-mentioned object, the present invention provides an upper mounting bracket having a substantially L-shaped cross section that is mounted and fixed to an upper portion of a front fork system of a bicycle body, and a lower portion of the front fork stem that is substantially fixed to a front portion. In a structure in which a bicycle basket is mounted and supported by a horizontally extending lower mounting bracket, an insertion hole into which the upright portion of the upper mounting bracket is inserted is formed on the back surface of the basket, and the basket inner surface adjacent to the insertion hole is formed. , A recess for fitting the upright part of the upper mounting bracket is formed, and a lid for locking the opening of the upper mounting bracket in a closed state is provided, and the extension of the lower mounting bracket is provided on the bottom of the basket. A non-slidingly fitted concave groove is formed, and a pressing plate that comes into contact with the inside of the concave groove from the lower surface side is provided. Those formed by mounting support so as to slide between a position disengaged from the groove.

In the above-mentioned mounting structure, a slide mechanism for slidably mounting and supporting the pressing plate between the groove and a position separated from the groove is provided with a latching mechanism for locking the pressing plate on the groove. It is good to provide.

[0007]

[Action]

 According to the above means, the upper mounting bracket and the lower mounting bracket are mounted and fixed to the upper and lower portions of the front fork stem of the bicycle body. An insertion hole and a recess are provided on the back surface of the basket corresponding to the upper mounting bracket, and a recess groove is provided on the bottom surface of the basket corresponding to the lower mounting bracket. The upper mounting bracket of the front fork stem is bent to have a substantially L-shaped cross section. The upper mounting bracket is inserted into the basket through the insertion hole on the back of the basket, and the upright portion at the tip is fitted into the recess. In addition, a lid is provided on the inner surface of the basket to close the opening of the recess, and by closing and locking the lid, the upright mounting bracket fitted in the recess is raised. The detachment of parts is prevented.

On the other hand, the lower mounting bracket extends forward from the lower part of the front fork stem. The extending portion of the lower mounting bracket described above is fitted into the groove in a non-slidable manner, thereby preventing the extending portion from shifting in the front-rear direction. Further, on the bottom surface of the basket, there is provided a holding plate that comes into contact with the extending portion of the lower mounting bracket fitted in the groove as described above from the lower surface side. The holding plate is mounted and supported so as to slide between the groove and a position where the pressing plate is disengaged from the groove. Before pressing the extension part of the lower mounting bracket into the groove, shift the holding plate to a position where it comes off the opening surface of the groove. Then, after fitting the extension part in the groove, slide the retaining plate that has been displaced to above the groove so that the retaining plate fits into the extension part that fits in the groove. Comes into contact with the lower surface side to prevent the extension portion from falling off.

Further, in the slide mechanism that slidably attaches and supports the pressing plate, a locking mechanism that locks the pressing plate at the opening surface of the groove is provided. The pressing plate can be fixed while sliding on the surface.

[0010]

【Example】

 An embodiment of the present invention will be described below with reference to the drawings. 1 and 2 show a bicycle basket 1 mounting structure embodying the present invention. The basket 1 is mounted and supported on a front fork stem a2 which is supported by penetrating the handle head pipe a1 of the bicycle body frame via an upper mounting bracket b and a lower mounting bracket c.

The front fork stem a2 is rotatably supported by penetrating the head pipe a1 of the bicycle body frame. A handle stem a3 is fitted and integrated into the upper end opening of the front fork stem a2 so that the front fork stem a2 rotates integrally with the bundle stem a3.

An upper mounting bracket b1 and a lower mounting bracket c are mounted and supported on the upper and lower ends of the front fork stem a2. The upper mounting bracket b is formed by bending a steel plate formed in a substantially T shape to have an L-shaped cross section, and by mounting a mounting hole b1 opened at the base end portion on the upper end portion of the front fork stem a2, An upright portion b2 that stands upright is mounted and supported so as to project forward.

Further, the lower mounting bracket c is formed by bending a strip-shaped steel plate, and the bent base end is fixed to the front fork stem a2 with a screw c1 so that the extending portion c2 is horizontally directed forward. It is attached and supported so as to project. The above-mentioned upper and lower brackets b and c are the same as those used to mount and support the conventional bicycle basket, but the flat mounting U-shaped notches c3 are provided on both sides of the extending portion of the lower mounting bracket c. Has been formed.

The basket 1 is formed by molding a synthetic resin into a container shape having an open top surface. The basket 1 is provided with an upper mounting portion 2 corresponding to the above-mentioned upper mounting bracket b on the back surface and a lower mounting bracket c on the bottom surface. There is provided a lower mounting portion 3 corresponding to. An insertion hole 21 into which the upper mounting bracket b is inserted is formed in the upper mounting portion 2. The insertion hole 21 is notched in a horizontally long shape so as to insert the upright portion b2 of the upper mounting bracket b from the outside of the basket 1 toward the inside, and forms a hooking recess 21a that rises upward from the center of the hole. Then, the bent portion of the upper mounting bracket b inserted into the insertion hole 21 is fitted in the hooking recess 21a so as to be hooked.

Further, inside the basket 1, there is provided a recess 22 into which the upright portion b2 of the upper mounting bracket b inserted through the insertion hole 21 is fitted. As shown in FIGS. 3 and 4, the recess 22 is a recess having a rectangular outer shape and having a width substantially the same as the width of the upright portion b2 of the upper mounting bracket b. 23 is configured to be closed.

The lid body 23 is supported so as to be openable and closable by bearing both end portions of a pivot shaft 24 fitted along the upper side portion thereof by bearing portions 24 a provided on both side portions of the upper side portion of the concave portion 22, and a closed lid. In this state, the recess 22 is configured to fit snugly inside the recess 22. Further, hooking pieces 25 are formed on both the left and right sides of the lower side of the lid body 23 and on the lower side, respectively. The hooking pieces 25 are formed on the left and right sides of the insertion hole 21, respectively. By being hooked at the edge of the insertion hole 21, the closed state fitted in the recess 22 is maintained.

The lid 23 is configured so that the pivot 24 provided along the upper side portion is supported by the bearing portion 24a so that the lid 23 rotates with respect to the recess 22 to close the lid. However, the lid may have any structure as long as it can be closed and locked by the opening of the recess, and for example, the closed state can be obtained only by locking with the locking piece. May be configured to maintain.

On the other hand, a groove 31 is formed in the lower mounting portion 3 along the center of the bottom surface of the basket 1. The concave groove 31 is a long groove into which the extending portion c2 of the lower mounting bracket c is fitted, and its outer shape matches the outer shape of the lower mounting bracket c, and the extending portion c2 of the lower mounting bracket c having the cutout c3 is formed. It is configured to fit snugly in the shape-matched state.

A guide portion 32 is formed so as to project along the concave groove 31, and a guide groove 33 for slidably guiding the pressing plate 35 is formed along the guide portion 32. The pressing plate 35 is attached in such a manner as to stride over the concave groove 31 by engaging the engaging pieces 34 provided on both sides with the guide groove 33, and slides along the guide groove 33. Further, the pressing plate 35 is stopped at a position outside the range of the concave groove 31 at one end of the guide groove 33, and is positioned above the concave groove 31 at the other end of the guide groove 33, and the concave groove 31 is formed. It is configured so as to come into contact with the extending portion c2 of the lower mounting bracket c fitted inside from below.

Further, a latching convex portion 36 is projected at the end of the concave groove 31, and the pressing plate 35 is slid toward the concave groove 31 side as described above, and the retaining plate 35 is engaged with the latching convex portion. It is designed to prevent you from going back over the 36 and getting caught. The above-mentioned pressing plate 35 is slidably supported by fitting the engaging piece 34 into the guide groove 33, but the sliding structure of the pressing plate is not limited to the above. Any structure may be used as long as the pressing plate can be slid between the groove and the portion separated from the groove.

When the basket 1 configured as described above is mounted on the upper mounting bracket b and the lower mounting bracket c, the upright portion b2 of the upper mounting bracket b is inserted into the insertion hole 21 on the back surface of the basket 1. Insert from the outside. Then, the bent portion projecting inward of the basket 1 is fitted into and hooked in the hooking recess 21a of the insertion hole 21, and the upright portion b2 is fitted into the recess 22. Further, the lid 23 is closed and the hooking piece 25 is inserted into the hooking hole 26 and the edge of the insertion hole 21 to bring the hooking state into the hooking state. As a result, in the state where the upper mounting bracket b is fitted in the hook recess 21a, the upright portion b2 is sandwiched between the recess 22 and the lid 23, and the movement in the front, rear, left, right, and downward directions is restricted.

Further, the lower mounting bracket c has the extended portion c2 fitted into the concave groove 31 on the bottom surface of the basket 1, and then the pressing plate 35 is slid rearward so as to get over the latching convex portion 36 to be in the latched state. To do. As a result, the extending portion c2 of the lower mounting bracket c is fitted in the concave groove 31 in a shape-matched state, and the pressing plate 35 abuts from the lower surface side, so that the movement in the front-rear, left-right, and vertical directions is achieved. Is regulated. By the above-mentioned mounting work, the basket 1 is mounted and supported on the upper and lower brackets b and c.

In addition, in the above-described embodiment, the latching convex portion 36 for latching the pressing plate 35 on the concave groove 31 side is provided, but the latching convex portion 36 is not necessarily provided, and the pressing plate 35 is not necessarily provided. May be only moved to the concave groove 31 side.

[0024]

[Effect of device]

 As described above, according to the present invention, the upper mounting bracket fixed to the front fork stem of the bicycle body is inserted from the insertion hole on the back of the basket and fitted into the recess, and the lower mounting is performed in the recess on the bottom of the basket. After fitting the extension part of the bracket, the lid of the recess is hooked and the holding plate of the recess groove is slid to prevent the fitting parts of the upper and lower mounting brackets from coming off. Therefore, the basket can be easily mounted and supported on both upper and lower mounting brackets without using a tool.

Further, in a slide mechanism that slidably attaches and supports the holding plate, a locking mechanism that locks the holding plate at the opening surface of the groove is provided. Since the pressing plate can be fixed while it is slid up, it is possible to reliably prevent the lower mounting bracket from coming off due to the pressing plate being displaced.

[Brief description of drawings]

FIG. 1 is a plan view showing a mounted state of a basket embodying the present invention.

FIG. 2 is a vertical sectional view of the basket.

FIG. 3 is a sectional view taken along line III-III in FIG.

FIG. 4 is a sectional view taken along line I-I in FIG.

FIG. 5 is a bottom view showing the lower mounting portion.

6 is a sectional view taken along line IV-IV in FIG.

FIG. 7 is a vertical cross-sectional view showing the basket before attachment.

[Explanation of symbols]

 a2 ... front fork stem b ... upper mounting bracket b2 ... standing portion c ... lower mounting bracket c2 ... extended portion 1 ... basket 21 ... insertion hole 22 ... recessed portion 23 ... Lid 31 ... Recessed groove 35 ... Holding plate 36 ... Latching protrusion

Claims (2)

[Scope of utility model registration request] 1. An upper mounting bracket having a substantially L-shaped cross section that is mounted and fixed to an upper portion of a front fork stem of a bicycle body, and a lower mounting that is fixed to a lower portion of the front fork stem and extends substantially horizontally toward the front. In the structure that attaches and supports the bicycle basket with the bracket,
An insertion hole into which the upright portion of the upper mounting bracket is inserted is formed on the back surface of the basket, and a recess for fitting the upright portion of the upper mounting bracket is formed on the inner surface of the basket close to the insertion hole, and the opening of this recess is formed. A lid is provided to lock the lid in a closed state, and a recessed groove is formed on the bottom surface of the basket so that the extending portion of the lower mounting bracket can be slidably fitted. A mounting structure for a bicycle basket, comprising a pressing plate that comes into contact with the pressing plate, and the pressing plate is mounted and supported so as to slide between the groove and a position separated from the groove. 2. A slide mechanism for slidably mounting and supporting a holding plate between a concave groove and a position separated from the concave groove is provided with a latching mechanism for locking the pressing plate on the concave groove. The bicycle basket mounting structure according to claim 1.