CN2421045Y - Improved Handlebar Fixtures - Google Patents

Abstract

An improved handle rod fixer is composed of a T-shaped chuck with a central longitudinal inserting neck, a long clamping piece with stepped slotted holes on its front and back surfaces, a long slide hole with enlarged circular hole on its external end, a screw bolt with a neck and passing through said slotted hole and long slide hole, a spring and a washer, and a nut.

Description

Improved Handlebar Fixtures

As shown in Figure 1, it is a three-dimensional schematic diagram of a commonly used handle fixture structure on a known scooter and bicycle. A positioning hole 12 runs through the outer wall, and a positioning hole 22 is also provided in the insertion section 21 of the two handle rods 20 on the inside, and an elastic bow 24 with a positioning convex body 23 is respectively installed in the handle rods to make the positioning convex body 23 can push out of the positioning hole 22 of the handle bar.

Flatten the positioning protrusions 23 of the insertion sections 21 of the two handle rods 20, insert them laterally from both ends of the nodding tube 11 and adjust the positioning protrusions 23 to align with the positioning holes 12 of the nodding tube 11, The elastic convex body 23 is ejected from the positioning hole 12 to be clamped and positioned, so that the fixing force supports the two handlebars to provide grip and control the scooter, and the positioning convex body 23 can also be pushed in and the two handlebars 20 can be pulled out. And pull the plug body 26 that two handle bar ends are plugged in by the elastic cord 25 of two handle bars 20 connected in series, make two handle bars 20 can hang down on the set pipe 11 both sides.

In the vehicle body handle fixing structure described above, the noshing between the handle bar 20 and the nodding pipe 11 is only positioned by the embedding that is pushed out by a positioning convex body 23, which lacks firmness and stability, and still shakes when being held. Therefore, the control of the scooter is easy to shake and unstable; in addition, in order to make the two handlebars still be tied to the hitch pipe when they are removed, the outer end of the handlebars must be matched with the plug of the plug body 26 to provide elasticity. The rope is tied, and the structure is relatively complicated, so it is not an ideal design.

Therefore, how to improve the fixing structure of the handlebar of the vehicle body and provide a structure of the handlebar of the vehicle body with firm combination, stable grip and safe operation is the difficult point to be solved by the utility model.

The main purpose of the present utility model is to provide an improved handlebar fixing device, which can make the handlebars firmly combined and provide a handlebar with no shaking gap for stable gripping and manipulation.

The second purpose of this utility model is to provide an improved handle bar fixing device, which can increase the positioning force of the handle bar to achieve a firm combination of the handle bar.

The purpose of this utility model is achieved in that:

An improved handle rod fixing device is mainly used on the upper end of the telescopic front tube of the scooter or bicycle to combine and fix the two handle rods horizontally with a fixing device, or loosen the two handle rods to form a drooping folded shape; It is characterized in that: the fixing device includes a chuck, a quick-release handle, a tightening piece and a set of bolts; the chuck is integrally formed in a T-shaped clamping shape, and the middle of the chuck extends longitudinally downward for a section of insertion Neck, on which a positioning guide groove is recessed longitudinally, the chuck is inserted into the upper end of the telescopic front tube of the scooter or bicycle, and is guided and positioned by a screw; while the upper part of the chuck is extended upwards by the insertion neck to form a front There is a horizontally long clamping piece on the front, the space formed between the two clamping pieces is for the insertion end of the handle rod to enter, and the two ends of the clamping piece are opposite to each other to form a two-step fish-eye hole; the handle rod is inserted There is a long sliding hole at the end of the knot; the bolt passes through the fish eye hole of the clamping piece, and the long sliding hole of the handle rod passes through the other side of the clamping piece, and then puts a spring and a washer on the end. Locked with a nut; the upper opening between the two clamping pieces passes through a tightening piece with the screw rod of the quick release handle, and locks into the central longitudinal insertion neck to complete the combination; the handle rod pivots with the bolt as the fulcrum It is horizontal and pushed under the compression piece along its long sliding hole, and the quick release handle is pulled to drive the compression piece to clamp the two handle bars and fix them firmly.

The long sliding hole of the handle bar forms an enlarged circular hole near the outer end of the grip part, and the bolt that passes through expands the outer diameter below the head to form a section of embedded neck, and a clamping piece fisheye hole is connected with the embedded The neck is equivalent to a fish eye hole with an enlarged inner hole. The end of the bolt passes through the fish eye hole of the enlarged inner hole, the long sliding hole of the handle rod and the fish eye hole of the other clamping piece in turn, and a spring and a gasket are attached. Screwed with the nut, the handle bar is pushed inward along the bolt with a long slide hole to align with the enlarged round hole, and the spring at the end of the bolt pushes the bolt so that it can increase the positioning force of the joint to increase the stability of the joint neck of the handle bar Push it into the enlarged round hole for embedding.

The embedding neck of the bolt is pushed out to expand the circular hole, and the handle bar is pushed out downward to form a folded shape.

The utility model utilizes a quick-release handle to press a pressing piece to force the two handle rods to be firmly combined, and uses the enlarged round hole on the handle rod insertion section to cooperate with a section of the embedded neck of the bolt to form a joint positioning, so as to achieve the handle rod. It is firmly combined and has the purpose of stably holding the handle bar.

The structure of the utility model is simple, by quickly pressing the handle to firmly clamp the handle rod by a pressing piece, and cooperating with the embedded neck of the bolt passing through the handle rod to embed in the enlarged circular hole opposite to the handle rod, the handle can be ensured. The rod is firmly combined, which has the effect of stable clamping and safe operation, and can be used on skateboards or bicycle handlebars.

The technical solutions and embodiments of the present utility model are further described below in conjunction with the accompanying drawings.

Description of drawings:

Fig. 1 is a structural schematic diagram of a known scooter handle holder;

Fig. 2 is a three-dimensional exploded view of the utility model;

Fig. 3 is the three-dimensional assembled figure of the utility model;

Fig. 4 is a combined front view sectional schematic diagram of the utility model;

Fig. 5 is a schematic cross-sectional view of the combination part of the present invention.

As shown in FIG. 2 , it is a three-dimensional exploded schematic diagram of the utility model, which mainly includes a collet 30 , a quick release handle 40 , a tightening plate 50 and a group of bolts 60 combined.

The chuck 30 is a T-shaped clamping structure integrally formed. The middle of the T-shaped chuck extends longitudinally downwards for a section of the insertion neck 31, and a positioning guide groove 32 is longitudinally recessed on the top of the T-shaped chuck. The plug 30 is inserted into the On the upper end of the telescopic front tube 10 of the scooter, a screw 14 is used to guide and fasten the position, and the upper part of the T-shaped chuck forms a horizontally long clamping piece 33 on the front and rear sides, and the space formed between the two opposite clamping pieces The handle bar 70 inserting end 71 stretches in, and its two ends respectively form a two-step shape fish eye hole 34 opposite, and the fish eye hole of a clamping sheet 32 is the fish eye hole 34' of enlarging inner hole; After the screw rod 41 of a quick release handle 40 passes through a tightening piece 50 on the upper opening between the pieces, it is locked into the inner thread of the central longitudinal insertion neck 31 and the assembly is completed.

A long sliding hole 72 with an enlarged circular hole 73 is arranged at the outer end of the two handle rods 70, and a bolt 60 with thread 61 at the end expands the outer diameter below the head to form a section of embedment neck. 62, which can first pass through the fisheye hole 34' of the clamping piece 33 to expand the inner diameter, then pass through the long sliding hole 72 of the handle bar 70, and then pass through the fisheye hole 34 of the other side clamping piece 33, and at its end First wear a spring 63 and a washer 64 and then lock with a nut 65, so that the embedded neck 62 of the bolt can be embedded in the enlarged inner hole of the fish eye hole 34' and the combination is completed as shown in Figure 3 Three-dimensional combined structure.

As shown in Figures 4 and 5, it is a front view and a top view of the composite section of the present invention, and its handle bar 70 can be pivoted horizontally with the bolt 60 as a fulcrum and pushed to the center along its long sliding hole 72 to the side of the forcing piece 50. At the bottom, when the enlarged round hole 73 is aligned with the bolt 60, the spring 63 at the end of the bolt 60 pushes the neck 62 into the enlarged round hole 73 for initial positioning, and then pulls the quick release handle 40 to drive the clamping piece 50 to clamp The knotted ends 71 of the two handle bars 70 are firmly fixed to provide a safe grip.

Conversely, as shown by the arrow in Fig. 4, after opening the quick release handle 40 to loosen the tightening piece 50, and then pressing the bolt 60 with the thumb from the nut at the end of the bolt as shown in Fig. The embedding neck 62 of 60 is pushed out the enlarged circular hole 73, and the handle bar 70 can be pulled out and folded downward.

According to the structure of the above-mentioned specific embodiment, the handle bar fixing device of the present invention firmly clamps the handle bar by pressing an urging piece through the quick-release handle; It is inserted into the enlarged round hole opposite to the handle bar and embedded, and the interaction of the two fixing forces can ensure the firm connection of the handle bar. It can be used on the handle structure of the scooter or bicycle, and has stable clamping and safe control of the scooter.

To sum up, knowing that the utility model has industrial applicability and advancement, and the utility model has not been seen in any publications, it is also novel and should comply with the provisions of the patent law, so a utility model patent application is filed according to the law.

Claims (3)

1. An improved handle rod fixing device, which is mainly fixed on the upper end of the telescopic front tube of the scooter or bicycle with a fixing device and two handle rods that provide gripping, or loosen the two handle rods to fold down. shape; it is characterized in that: the fixing device includes a chuck, a quick-release handle, a tightening piece and a set of bolts; the chuck is integrally formed in a T-shaped clamping shape, and the middle of the chuck extends longitudinally for a section Insertion neck, on which a positioning guide groove is recessed longitudinally, the chuck is inserted into the upper end of the telescopic front tube of the scooter or bicycle, and is guided and positioned by a screw; and the upper part of the chuck is extended upward by the insertion neck A horizontally elongated clamping piece is formed on the front and rear sides. The space formed between the two clamping pieces is for the insertion end of the handle rod to enter, and the two ends of the clamping piece are opposite to each other to form a two-step fish-eye hole; the handle A long sliding hole is set at the rod insertion end; the bolt passes through the fish eye hole of the clamping piece, and the long sliding hole of the handle rod passes through the other side of the clamping piece, and a spring and a washer are put on the end. Then lock with a nut; the upper opening between the two clamping pieces passes through a tightening piece with the screw rod of the quick release handle, and locks into the central longitudinal insertion neck to complete the combination; the handle rod takes the bolt as the fulcrum The pivoting is horizontal and pushed under the pressing piece along its long sliding hole, and the quick release handle is pulled to drive the pressing piece to clamp the two handle bars and fix them firmly. 2. The improved handle bar fixing device according to claim 1, characterized in that: the long sliding hole of the handle bar forms an enlarged round hole near the outer end of the gripping part, and the bolt that passes through is enlarged below the head. An inlay neck is formed on the outer diameter, and a fisheye hole of a clamping piece is equivalent to the fisheye hole of the enlarged inner hole. The hole and the fisheye hole of the other clamping piece are connected with a spring and a washer and screwed with the nut. The handle bar is pushed inward along the bolt with the long sliding hole to align with the enlarged round hole, and the spring at the end of the bolt is pushed. The bolt makes it possible to increase the embedment positioning force to increase the embedment neck of the handle rod to push into the enlarged circular hole for embedding. 3. The improved handle bar fixing device according to claim 2, characterized in that: the embedded neck of the bolt is pushed out to expand the round hole, and the handle bar is pushed out downwards to form a folded shape.

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