CN2581297Y - One-wheel bicycle with shock-absorbing effect - Google Patents

Abstract

The utility model discloses a single-wheel bicycle with a shock-absorbing effect, and in particular, a single-wheel bicycle which can increase safety and prolong service life. The single-wheel bicycle mainly comprises fork tubes extending from both sides of a seat frame, and the two fork tubes are respectively fixed with a shock-absorbing column extending downward, and the two shock-absorbing columns are jointly pivoted with a spindle of a wheel body, and cranks for pedaling are respectively locked at both ends of the spindle. Through the design of the shock-absorbing columns, the user can obtain a buffering effect when riding the single-wheel bicycle, and avoid the discomfort and danger caused by direct collision, and at the same time, the damage of components can be reduced, so as to achieve the purpose of improving safety and prolonging service life.

Description

One-wheel bicycle with shock-absorbing effect

technical field

The utility model relates to the shock-absorbing technical field of a single-wheeled bicycle. A shock-absorbing column is arranged between a fork tube of a stand and a wheel body mandrel, and the special design of the shock-absorbing column makes it not only have an excellent It has a cushioning effect, and at the same time, its shock absorbing action is stable, which can solve the problems of traditional single-wheel bicycles such as riding discomfort and easy damage of parts, and achieve the purpose of improving safety and service life.

Background technique

A unicycle is a tool specially used for stunt performances. It is similar to a general bicycle, except that it has only one wheel body, and cranks are directly arranged on both sides of the wheel body mandrel for the rider to step on. It is mainly used for performances, so it is relatively simple in design, coupled with frequent stunts such as collisions and jumps, not only the rider sitting on it will feel great discomfort during the journey, but also the riders on it Components are also easily damaged, so none of them last very long. Although traditional two-wheeled bicycles have the design of shock absorbers, these shock absorbers are not suitable for this type of single-wheeled bicycles, and their shock absorbers are not easy to maintain the stability of the same axis, so they cannot be directly used . Through the above description, it is obvious that there is no specific public information in the past to teach us that there is a perfect shock absorber that can be applied to unicycles, but it generally causes "uncomfortable" and "safety" in use. "Low performance", "easy to damage" and "short service life", it is necessary to make further improvements.

The reason is that the designer has been engaged in research and development and manufacturing experience in related technical fields for many years, deeply discussed the problems faced by the above-mentioned existing single-wheeled bicycles, and actively sought solutions. After continuous efforts in development and trial production, finally Successfully created a single-wheel bicycle with a shock-absorbing effect, so as to enhance comfort and safety, and prolong its service life at the same time.

Contents of the invention

Therefore, the utility model mainly provides a single-wheeled bicycle with a shock-absorbing effect, so that the user can ride more comfortably, and reduce accidents, thereby reducing damage and prolonging its service life;

And the utility model mainly realizes the foregoing purpose and effect through the following technical means: the unicycle is mainly locked with a height-adjustable seat cushion at the upper end of a stand, and the two sides of the bottom end of the stand are respectively A fork tube is arranged obliquely downward, and a shock-absorbing column is respectively extended downwards in the two fork tubes, and the two shock-absorbing columns are locked on the two ends of the mandrel of a wheel body, and the two ends of the mandrel protrude The ends of the shock-absorbing column are respectively provided with cranks for pedaling; it is characterized in that:

There is a shock-absorbing column between the stand and the mandrel. The shock-absorbing column is mainly composed of an upper tube, a compression sleeve, a sliding sleeve, a lower tube and a compression spring, which are fixed on the upper part of the fork tube. A compression sleeve is set on the outer edge of the tube, and the bottom end of the compression sleeve can be embedded in the sliding sleeve group and the lower tube respectively;

The sliding sleeve set is composed of two corresponding semi-cylindrical shells. The two shells are suitable for covering the outer wall of the upper tube and inserting into the lower tube. A compression spring is supported between the bottom end of the upper tube and the inner bottom of the lower tube. The top end of the compression spring It has a plug-in head inserted into the bottom of the upper tube, and a semicircular arc-shaped clamping groove corresponding to the end of the clamping mandrel is formed at the bottom of the lower tube, and a clamping piece corresponding to the clamping groove is provided under the lower tube, so that The two shock-absorbing columns can be directly disassembled at both ends of the mandrel;

In this way, when the user rides the unicycle, the cushioning effect can be obtained, so as to avoid the discomfort and danger caused by the direct collision, and at the same time, the damage of the components can be reduced, so as to improve the safety and prolong the use The purpose of life, and can facilitate maintenance and assembly.

Description of drawings

Fig. 1 is a three-dimensional appearance view of the unicycle of the present invention, which reveals the structure of the unicycle and its relative relationship.

Fig. 2 is a three-dimensional exploded view of the shock-absorbing column of the present invention, which shows the structures of the components of the shock-absorbing column and their corresponding relationships.

Fig. 3 is a plane sectional view of the shock-absorbing column of the present invention, which is used to illustrate the state of the present utility model after it is assembled and before it moves.

FIG. 4 is a schematic diagram of the action of the shock-absorbing column of the present invention, which further illustrates the state of the shock-absorbing column after being squeezed.

In the picture:

10-stand 11-seat cushion 15-fork tube 20-shock-absorbing column

21-Upper Tube 210-Lip 22-Compression Sleeve 221-Limiting Flange

23-sliding sleeve group 24-housing 240-groove 241-air groove

242-Clamp block 243-C-type buckle 25-Down tube 250-Card slot

251-Clamp groove 252-Locking bolt 26-Compression spring 260-Plug head

27-clamp piece 270-clamp groove 271-nut 30-mandrel

35-crank 40-wheel body

Detailed ways

Next, a preferred embodiment will be listed, together with the accompanying drawings and figure numbers, further descriptions will be made on other purposes and effects of the present utility model, hoping to have a more detailed understanding of the present utility model, but the following descriptions are only for explanation The preferred embodiments of the present utility model are not intended to limit the utility model in any form, so any modification or change of the utility model based on the creative spirit of the utility model is still Should belong to the category that the utility model intends to protect.

The utility model is mainly a single-wheeled bicycle with a shock-absorbing effect, please refer to shown in Figure 1, the single-wheeled bicycle is mainly provided with a height-adjustable seat cushion 11 on the upper end of a stand 10, and the stand 10 A fork tube 15 is arranged obliquely downward on both sides of the bottom end, and a shock-absorbing column 20 is respectively extended downward on the two fork tubes 15 , and the two shock-absorbing columns 20 are locked on the spindle 30 of a wheel body 40 At both ends, the two ends of the mandrel 30 are respectively provided with cranks 35 extending in different directions at the ends of the protruding shock-absorbing column 20, for the rider to step on a single-wheeled bicycle;

As for the detailed composition of the shock-absorbing column 20 of the present utility model, as shown in Fig. and a compression spring 26, wherein the hollow upper tube 21 is fixed on the free end of the fork tube 15 of the stand 10 by using the top end, and a lip 210 is formed on the outer edge of the bottom end of the upper tube 21, and a soft compression sleeve 22 is set outside the upper tube 21, and the inner edge of the bottom end of the compression sleeve 22 protrudes with a limiting flange 221, and the limiting flange 221 can be sleeved outside the sliding sleeve 23 and the lower tube 25;

The above-mentioned sliding sleeve group 23 is composed of two corresponding semi-cylindrical shells 24. The top of the outer edge of the housing 24 forms a flange that can be embedded in the limiting flange 221 of the compression sleeve 22. The sliding sleeve set 23 and the two shells 24 It is suitable to cover the upper tube 21, and the inner edges of the two housings 24 form a series of radially recessed air grooves 241, so that the sliding sleeve set 23 can slide smoothly on the upper tube 21, and the sliding sleeve set 23 is two Corresponding concave ring grooves 240 are respectively formed on the outer edge of the upper section of the casing 24, and the two casings 24 are respectively formed with a block 242 that can be embedded in the top of the lower tube 25 in the middle section of the concave ring groove 240, and the top of the lower tube 25 is formed with two corresponding shells. The locking groove 250 of the block 242 of the body 24 enables the sliding sleeve group 23 to be assembled in the lower tube 25, so that the lower section of the sliding sleeve group 23 can It can be limited in the upper section of the lower tube 25 at the same time;

Furthermore, a compression spring 26 is supported between the bottom end of the upper tube 21 and the inner bottom of the lower tube 25. The top end of the compression spring 26 has a plug 260 inserted into the bottom of the upper tube 21, and the bottom end of the lower tube 25 is formed with a Corresponding to the semi-arc-shaped clamping groove 251 at the end of the clamping mandrel 30, and the lower tube 25 is provided with locking bolts 252 on both sides of the clamping groove 251, and a clamping member 27 corresponding to the clamping groove 270 is provided under the lower tube 25 , to cooperate with two nuts 271 for locking bolts 252, so that the two shock-absorbing columns 20 can be respectively locked on the two ends of the mandrel 30, thereby forming a shock-absorbing structure with high safety and stable movement. Unicycle structure.

As for the actual application of the present utility model, as shown in Fig. 1, Fig. 3 and Fig. 4, the user can ride on the seat cushion 11, and step on the crank 35 with both feet, and directly drive the wheel through the spindle 30. body 40, to achieve the purpose of riding a single-wheeled bicycle, and when the single-wheeled bicycle encountered an uneven road surface or a special bouncing performance in the process of riding, due to the pressure of the rider's weight, the shock-absorbing columns on both sides 20 is pressed downward by the upper tube 21, because the lower tube 25 is pushed against by the mandrel 30, and the sliding sleeve group 23 is not supported by the lower tube 30, so the upper tube 21 can compress the compression spring to obtain the buffering effect, At the same time, because the upper tube 21 is wrapped in the sliding sleeve 23, when it slides up and down during buffering, its movement is extremely stable, and the compression sleeve 22 can be squeezed simultaneously to protect the upper tube 21 and the sliding sleeve group 23 The gap between them prevents dust from entering.

In this way, the pipe 25 clamping groove 251 and the clamping member 27 below the shock absorber column 20 are used to clamp the mandrel 30. When the wheel body 40 or the shock absorber column 20 is damaged or adjusted, the user can directly disassemble the clamp member 27 and take it out. down, without dismantling the entire crankset 35, to simplify the maintenance work;

Furthermore, the unicycle can obtain a better shock absorption effect, allowing the rider to feel better comfort. At the same time, because the gap is protected and the movement is stable, all components are less impacted, which can effectively The condition of reducing component damage can prolong its service life, and it can also avoid component loosening, reduce the occurrence of accidents, and improve its overall safety; summarizing the above, it can be understood that the utility model is a creative It is a new creation, and there is no identical or similar product creation or public use in the same technical field, and at the same time, it has an improvement in efficacy.

Claims (7)

1. A single-wheeled bicycle with a shock-absorbing effect. The single-wheeled bicycle is mainly provided with a height-adjustable seat cushion locked on the upper end of a stand, and a fork pipe is provided obliquely downward on both sides of the bottom end of the stand. And the two fork pipes are respectively extended downwards to be provided with a shock-absorbing column, and moreover, the two shock-absorbing columns are locked on the two ends of the mandrel of a wheel body, and the two ends of the mandrel are respectively set at the ends of the protruding shock-absorbing column. There is a crank for pedaling; it is characterized by: The shock-absorbing column is composed of an upper tube, a compression sleeve, a sliding sleeve, a lower tube and a compression spring, wherein a compression sleeve is fixed on the outer edge of the upper tube of the fork tube, and the compression sleeve The bottom end is respectively embedded with a sliding sleeve set and a lower tube; The sliding sleeve set is composed of two corresponding semi-cylindrical shells. The two shells cover the outer wall of the upper tube and are inserted into the lower tube. A compression spring is supported between the bottom end of the upper tube and the inner bottom of the lower tube. The top end of the compression spring has a Insert the plug head inside the bottom of the upper tube, and the bottom of the lower tube is formed with a semicircular arc-shaped clamping groove corresponding to the end of the clamping mandrel, and there is another clamping piece corresponding to the clamping groove under the lower tube. The shock column is directly disassembled at both ends of the mandrel. 2. The single-wheel bicycle with shock-absorbing effect according to claim 1, characterized in that a lip is formed on the outer edge of the bottom end of the upper tube to limit the sliding movement of the upper tube to a certain extent. 3. The single-wheeled bicycle with shock-absorbing effect according to claim 1 or 2, characterized in that, there is a protrusion protruding from the inner edge of the bottom end of the compression sleeve so that the sliding sleeve group and the lower tube are embedded in the compression sleeve. Limiting flange. 4. The single-wheeled bicycle with shock-absorbing effect according to claim 3, characterized in that, the outer edges of the upper parts of the two shells of the sliding sleeve group respectively form concave ring grooves, and the middle parts of the two concave ring grooves form corresponding blocks, and The top of the down tube is formed with a card slot corresponding to the card block. 5. The single-wheel bicycle with shock-absorbing effect according to claim 1, characterized in that the inner edges of the two shells of the sliding sleeve set form a series of radial depressions so that the sliding sleeve set can slide smoothly and smoothly on the upper tube air tank. 6. The single-wheeled bicycle with shock-absorbing effect according to claim 1 or 5, characterized in that, the outer edges of the upper parts of the two shells of the sliding sleeve group respectively form concave ring grooves, and the middle parts of the two concave ring grooves are formed with corresponding clips. block, and the top of the down tube is formed with a slot corresponding to the block. 7. The single-wheeled bicycle with shock-absorbing effect according to claim 1, characterized in that the down tube is provided with locking bolts on both sides of the clamping groove, and nuts are provided on both sides of the clamping member, and the shock-absorbing column Locks directly onto the mandrel.

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