CN217533093U

CN217533093U - Motorcycle bumper with auxiliary wheel

Info

Publication number: CN217533093U
Application number: CN202221838814.9U
Authority: CN
Inventors: 李勇
Original assignee: Jinan Luju Stainless Steel Products Co ltd
Current assignee: Li Yong
Priority date: 2022-07-15
Filing date: 2022-07-15
Publication date: 2022-10-04
Anticipated expiration: 2032-07-15

Abstract

The motorcycle bumper provided with the auxiliary wheel comprises a hanging bumper, sleeves are arranged on two sides of the bumper, and the auxiliary wheel mechanism is arranged in each sleeve. The utility model has the advantages of: a motorcycle bumper of assembly auxiliary wheel, can convert rolling friction into sliding friction when contacting with ground, if the automobile body inclination who bends is not good in control when riding to bend, the auxiliary wheel mechanism of above-mentioned structure can effectively prevent to take place great accident of falling, still install locking device on auxiliary wheel mechanism, under the state of not riding, can let the bearing frame no longer concertina movement and can let rotate the bull-ball and can not rotate through locking device, if the vehicle takes place to empty under the state of not riding, the slip of whole automobile body in back can be avoided empting to above-mentioned locking device, the safety under the state of effectively guaranteeing the motorcycle non-riding.

Description

Motorcycle bumper with auxiliary wheel

Technical Field

The utility model belongs to the technical field of motorcycle auxiliary assembly technique and specifically relates to a motorcycle bumper of assembly auxiliary wheel.

Background

Motorcycles are two-wheeled or three-wheeled vehicles driven by gasoline engines and steered by a front wheel operated by a handlebar, are light and flexible, run quickly, are widely used for patrol, passenger and goods transportation and the like, and are also used as sports equipment. Wherein the beginner drives the imitative racing motorcycle and carries out the curved road when buckling, if control improper angle that leads to the whole skew of motorcycle too big, the bumper then can carry out rigid contact with ground, causes traffic accident such as turn on one's side, has brought very big threat for navigating mate's personal safety.

Disclosure of Invention

An object of the utility model is to provide a motorcycle bumper of assembly auxiliary wheel all installs telescopic auxiliary wheel mechanism in the both sides of bumper, if the automobile body inclination who does not control well the bending when riding the bending, by auxiliary wheel and ground contact, convert sliding friction into rolling friction, can prevent to take place great accident of falling, solved the problem among the prior art.

The utility model provides a technical scheme that its technical problem adopted is: a motorcycle bumper of assembly auxiliary wheel, including hanging the dress bumper, the sleeve is all installed to the both sides of bumper, all installs auxiliary wheel mechanism in each sleeve, auxiliary wheel mechanism installs the bearing frame in the sleeve including the cooperation, the bearing frame periphery is equipped with protruding edge, sleeve tip install with protruding edge matched with spacing ring, the ring channel has been seted up in the bearing frame, the ring channel fit in installs and rotates the bobble, rotates to install between the bobble and rotates the big ball, the bearing frame is kept away from telescopic one end and is installed the buckle closure, rotates the big ball and wears out by the buckle closure, the bearing frame is located telescopic one end and sets up the through-hole that communicates with rotating the big ball, install in the sleeve with through-hole matched with insert the post, insert the post one end that the post is located the through-hole and be equipped with and rotate big ball matched with locking lever, insert post periphery cover between sleeve and bearing frame and be equipped with the spring, the spring has the trend that promotes protruding edge and contact with the spacing ring all the locking lever all the time, still be equipped with locking device on the auxiliary wheel mechanism, locking device contacts including setting up the matched with locking lever and locking transverse groove and locking the locking transverse groove and locking snap ring, the outer screw thread is equipped with the external screw thread and the external screw thread is no longer installed and is fixed a distance ring, and is still can be equipped with the external screw thread and still can be equipped with the snap ring on the sleeve and still the locating snap ring. The concave surface is provided with a friction pad. The end of the locking transverse groove far away from the locking vertical groove is provided with a positioning groove, and the positioning snap ring can rotate to limit the locking rod in the positioning groove. And friction patterns are arranged on the periphery of the positioning clamping ring. The outer diameter of the locking rod on the bearing seat is larger than that of the sleeve and smaller than that of the positioning snap ring.

The utility model has the positive effects that: a motorcycle bumper of assembly auxiliary wheel, the sleeve is all installed to the both sides of hanging the bumper, all be equipped with auxiliary wheel mechanism in each sleeve, auxiliary wheel mechanism is including the bearing frame that can concertina movement, install on the bearing frame and rotate the bull ball, can convert rolling friction into sliding friction when contacting with ground, if the automobile body inclination who does not well turn down in control when the bending of riding, the auxiliary wheel mechanism of above-mentioned structure can effectively prevent to take place great accident of falling down, still install locking device on auxiliary wheel mechanism, under the state of non-riding, can let the bearing frame no longer concertina movement and can let and rotate the bull ball and not rotate through locking device, if the vehicle takes place to empty under the state of non-riding, the slip of whole automobile body after above-mentioned locking device can avoid empting, effectively guarantee the safety under the motorcycle non-riding state.

Drawings

Fig. 1 is a schematic diagram of the three-dimensional structure of the present invention;

fig. 2 is a front view of the present invention;

FIG. 3 is an enlarged view of a portion of I of FIG. 2;

FIG. 4 isbase:Sub>A sectional view taken along line A-A of FIG. 3;

FIG. 5 is a schematic view of the locking rod entering the positioning groove and being retained by the retaining ring;

figure 6 is a schematic view of the wheel mounted in the bearing housing.

Detailed Description

A motorcycle bumper of assembly auxiliary wheel, as shown in fig. 1 and fig. 2, including hanging bumper 1, sleeve 2 is all installed to bumper 1's both sides, wherein hang and install bumper 1 and install the both sides position at motorcycle engine, all install auxiliary wheel mechanism in each sleeve 2, when riding the motorcycle and bending, auxiliary wheel mechanism is preferred to contact with ground.

As shown in fig. 3 and 4, the auxiliary wheel mechanism includes a bearing seat 3 installed in the sleeve 2 in a matching manner, the bearing seat 3 can move along the length direction of the sleeve 2, a convex edge 4 is arranged on the periphery of the bearing seat 3, a limit ring 5 matched with the convex edge 4 is installed at the end part of the sleeve 2, and the bearing seat 3 and the sleeve 2 can be prevented from being separated from each other by the limit ring 5.

Seted up ring channel 6 in the bearing frame 3, ring channel 6 fit in installs rotation bobble 7, rotate and install the rotation bobble 8 of cooperation between the bobble 7, rotate bobble 8 and rotate along all directions, the buckle closure 9 is installed to the one end that sleeve 2 was kept away from to bearing frame 3, rotate bobble 8 and wear out via buckle closure 9, the setting of buckle closure 9 can prevent to rotate bobble 8 and the 3 phase separations of bearing frame, and the automobile body when the bending produces the slope, it can be preferred to contact with ground to rotate bobble 8, and convert traditional sliding friction into rolling friction, reduce frictional force to a certain extent. The periphery of an inserting column 11 between the sleeve 2 and the bearing seat 3 is sleeved with a spring 13, the spring 13 always has the tendency of pushing the convex edge 4 to be contacted with the limiting ring 5, when the large rotating ball 8 is contacted with the ground in the bending process, the spring 13 can be compressed to enable the whole bearing seat 3 to generate relative movement relative to the sleeve 2, wherein the spring force is enough to support part of the weight of the motorcycle, and the auxiliary wheel mechanism is grounded to effectively prevent serious accident of vehicle falling. The bearing seat 3 can be also provided with wheels, as shown in figure 6, the rolling direction of the wheels is the same as the advancing direction of the motorcycle, so that the rider is protected when the wheels are bent, the wheels can slide to advance, and the motorcycle cannot be overturned.

In the riding process of the motorcycle, the bearing seat 3 needs to move relative to the sleeve 2 when bending is carried out, and the large ball 8 is rotated to rotate in all directions, so that the stability of the whole motorcycle body when the auxiliary wheel mechanism is in contact with the ground is ensured. When the motorcycle is in a non-riding state, if the auxiliary wheel mechanism still keeps the state, after the motorcycle body is toppled over, the auxiliary wheel mechanism is in contact with the ground, instability exists, the motorcycle body is easy to generate secondary damage, in order to avoid the situation, the bearing seat 3 needs to be locked relative to the sleeve 2, and the rotating large ball 8 can not rotate any more.

In order to achieve the purpose, as shown in fig. 4, a through hole 10 communicated with the rotating large ball 8 is formed in one end, located in the sleeve 2, of the bearing seat 3, an inserting column 11 matched with the through hole 10 is installed in the sleeve 2, a concave surface 12 matched with the rotating large ball 8 is formed in one end, located in the through hole 10, of the inserting column 11, and when the bearing seat 3 extends into the sleeve 2, the concave surface 12 can be in contact with the rotating large ball 8, so that the rotation of the rotating large ball 8 is limited.

In order to simultaneously realize the locking of the bearing seat 3 and the sleeve 2 and the non-rotation of the rotating large ball 8, a locking device is further arranged on the auxiliary wheel mechanism, as shown in fig. 3, the locking device comprises a locking rod 14 arranged on the bearing seat 3, a locking transverse groove 15 and a locking vertical groove 16 which are matched with the locking rod 14 are arranged on the sleeve 2, and the locking transverse groove 15 is communicated with the locking vertical groove 16.

When the locking rod 14 overcomes the elasticity of the spring 13 and enters the locking transverse groove 15, the rotating big ball 8 is contacted with the concave surface 12 and does not rotate any more, and after the locking big ball is positioned in the locking transverse groove 15, the bearing seat 3 does not axially move relative to the sleeve 2. The periphery of the end portion of the sleeve 2 is further provided with an external thread, a positioning snap ring 17 is installed on the external thread in a matched mode, the positioning snap ring 17 can move in the length direction of the sleeve 2, the positioning snap ring 17 can rotate to block the locking transverse groove 15, and the positioning snap ring 17 can limit the movement of the locking rod 14.

When the bicycle is in a riding state, the positioning snap ring 17 is rotated to the position of the locking transverse groove 15, at the moment, the locking rod 14 on the bearing seat 3 cannot enter the locking transverse groove 15 and can only move in the locking vertical groove 16, namely, the bearing seat 3 can axially move relative to the sleeve 2, meanwhile, because the locking rod 14 cannot enter the locking transverse groove 15, the concave surface 12 on the inserted column 11 is not contacted with the large rotating ball 8, and the large rotating ball 8 can rotate in all directions.

When the bicycle is in a non-riding state, the positioning snap ring 17 is rotated and separated from the locking transverse groove 15, then the bearing seat 3 can be pressed by means of a tool, the bearing seat 3 is moved into the sleeve 2 by overcoming the spring 13, the locking rod 14 on the bearing seat 3 enters the locking transverse groove 15 through the locking vertical groove 16, then the bearing seat 3 is rotated, the locking rod 14 is moved to one end of the locking transverse groove 15 far away from the locking vertical groove 16, then the bearing seat 3 is released, the locking rod 14 is extruded on the side surface of the locking transverse groove 15 under the action force of the spring 13, meanwhile, the positioning snap ring 17 is rotated to extrude the locking rod 14 on the side wall of the locking transverse groove 15, the locking rod 14 and the bearing seat 3 are locked, the bearing seat 3 is prevented from axially moving relative to the sleeve 2, meanwhile, the locking rod 14 enters the locking transverse groove 15, the rotating large ball 8 in the bearing seat 3 is in close contact with the concave surface 12, as shown in fig. 5, and the rotation of the rotating large ball 8 can be effectively prevented.

Further, in order to effectively prevent the rotation of the large rotating ball 8 when the large rotating ball 8 is in contact with the concave surface 12, a friction pad 18 is mounted on the concave surface 12, and the friction pad 18 is arranged to effectively increase the friction force between the concave surface 12 and the large rotating ball 8, so that the rotation of the large rotating ball 8 is effectively limited.

Further, in order to enable the locking rod 14 to move into the locking transverse groove 15, preliminary limit in the locking transverse groove 15 can be achieved under the action force of the spring 13, a positioning groove 19 is formed in one end, away from the locking vertical groove 16, of the locking transverse groove 15, the positioning snap ring 17 can rotate to limit the locking rod 14 in the positioning groove 19, under the double limiting action of the positioning snap ring 17 and the positioning groove 19, the locking rod 14 can be located in the positioning groove 19, and rotation separation of the locking rod 14 and the locking transverse groove 15 cannot be caused due to the influence of external force.

Further, in order to facilitate the rotation of the positioning snap ring 17, the auxiliary wheel mechanism is switched between riding and non-riding states, and friction patterns are arranged on the periphery of the positioning snap ring 17.

Further, in order to allow positioning snap ring 17 to effectively restrain lock rod 14 and to prevent lock rod 14 from protruding beyond the overall auxiliary turbine structure to cause unnecessary interference, the outer diameter of lock rod 14 on bearing housing 3 is greater than the outer diameter of sleeve 2 and less than the outer diameter of positioning snap ring 17.

Technical scheme of the utility model not be restricted to the utility model the within range of embodiment. The technical contents not described in detail in the present invention are all known techniques.

Claims

1. A motorcycle bumper of assembly auxiliary wheel which characterized in that: comprises a hanging bumper (1), sleeves (2) are arranged on two sides of the bumper (1), an auxiliary wheel mechanism is arranged in each sleeve (2), the auxiliary wheel mechanism comprises a bearing seat (3) which is arranged in the sleeve (2) in a matching way, a convex edge (4) is arranged on the periphery of the bearing seat (3), a limit ring (5) matched with the convex edge (4) is arranged at the end part of the sleeve (2), an annular groove (6) is arranged in the bearing seat (3), a rotating small ball (7) is arranged in the annular groove (6) in a matching way, a rotating large ball (8) is arranged between the rotating small balls (7) in a matching way, a buckle cover (9) is arranged at one end of the bearing seat (3) far away from the sleeve (2), the rotating large ball (8) penetrates out through the buckle cover (9), a through hole (10) communicated with the rotating large ball (8) is arranged at one end of the bearing seat (3) positioned in the sleeve (2), an inserting column (11) matched with the through hole (10) is arranged in the sleeve (2), a concave surface (12) matched with a spring is arranged at one end of the inserting column (11) positioned in the through hole (10), a trend that the sleeve (13) is always pushed between the convex edge of the sleeve (4) and the limit ring (13) and the periphery of the sleeve (4), the auxiliary wheel mechanism is further provided with a locking device, the locking device comprises a locking rod (14) arranged on the bearing seat (3), a locking transverse groove (15) and a locking vertical groove (16) which are matched with the locking rod (14) are formed in the sleeve (2), the locking transverse groove (15) is communicated with the locking vertical groove (16), when the locking rod (14) overcomes the elasticity of the spring (13) and enters the locking transverse groove (15), the rotating big ball (8) is in contact with the concave surface (12) and does not rotate any more, the periphery of the end portion of the sleeve (2) is further provided with an external thread, a positioning clamp ring (17) is installed on the external thread in a matched mode, the positioning clamp ring (17) can rotate to block the locking transverse groove (15), and the positioning clamp ring (17) can limit the movement of the locking rod (14).

2. A motorcycle bumper fitted with an auxiliary wheel according to claim 1, wherein: the concave surface (12) is provided with a friction pad (18).

3. A motorcycle bumper fitted with an auxiliary wheel according to claim 1, wherein: and one end of the locking transverse groove (15) far away from the locking vertical groove (16) is provided with a positioning groove (19), and the positioning snap ring (17) can rotate to limit the locking rod (14) in the positioning groove (19).

4. A motorcycle bumper fitted with an auxiliary wheel according to claim 1, wherein: the periphery of the positioning snap ring (17) is provided with friction patterns.

5. A motorcycle bumper fitted with an auxiliary wheel according to claim 1, wherein: the outer circumference of the locking rod (14) on the bearing seat (3) is larger than the outer circumference of the sleeve (2) and smaller than the outer circumference of the positioning snap ring (17).