TW201607826A - Handlebar stem shock absorbing structure - Google Patents

Abstract

This invention discloses a handlebar stem shock absorbing structure which is applicable to a bicycle, comprising a stem seat including a stem sleeving part and a pivotal connection part, wherein the pivotal connection part is connected with the stem sleeving part. The stem sleeving part comprises a sleeving space for the front fork stem to be placed therein, and the pivotal connection part has a pivotal connection hole. A buffering member is made of soft material, wherein the buffering member is provided with a face having a through opening penetrating to the other face, and the through opening is used for the pivotal connection part to pass through. A handlebar seat includes a joint part and a tube binding part, wherein the joint part has a joint face and a fastening hole and the tube binding part is connected to the face opposite to the joint face and comprises a binding space for a handlebar tube member to be placed therein. When the pivotal connection part of the stem seat is inserted in the joint groove, and a locking component is used to lock the fastening hole and the pivotal connection hole to make the front fork stem seat and the handlebar seat mutually fastened, two faces of the buffering member are respectively abutted against the wall surfaces of the stem sleeving part and the joint face of the joint part. At least a washer is located between the pivotal connection part and the joint part.

Description

Handrail suspension structure

The present invention relates to a handle frame, and more particularly to a handle frame suspension structure suitable for a bicycle and having a shock absorbing function.

Bicycle is a commonly used vehicle. It is powered by human pedaling. It does not need electricity or gasoline. It is very environmentally friendly and is very suitable for use as a general vehicle or a leisure sports device.

Generally, the bicycle handle frame includes a riser seat and a handle seat, which are assembled by screws and can be respectively inserted into the front fork standpipe and the handle pipe fitting. In the current environment, there are few completely flat roads, so that when the user rides a bicycle, encounters a rugged road, or climbs on a stone road or has a road surface, the bicycle will Because the ground is unstable, it generates vibration. However, it is known that the handle frame without the suspension effect can only absorb the impact caused by the vibration, and the user can hold the impact when the reaction from the ground cannot be alleviated. The handle will cause discomfort, and riding for a long time can easily cause discomfort in the hands.

In view of the above, the present invention provides a handle frame shock-absorbing structure to solve the problem that the conventional handle frame does not have a shock-absorbing function, and the user is likely to feel uncomfortable when the bicycle is shaken by the user when riding the bicycle. .

The object of the present invention is to provide a handle frame suspension structure suitable for a bicycle, comprising: a riser seat, comprising a sleeve portion and a pivot portion, the pivot portion connecting the sleeve portion, the sleeve The department includes a set of spaces for a front fork vertical tube to be inserted, and the pivoting portion has a pivot hole; a cushioning member is made of a soft material, and one side of the cushioning member has a through surface to the other side a port for the pivotal portion to pass through; a handle base includes a joint portion and a bundle of tube portions, the joint portion has a joint surface, and the joint portion has a fixing hole, and the bundle tube portion is connected to the joint portion The other side of the opposing joint surface, and the bundle tube portion includes a binding space for the placement of a handle tube. Wherein, when the pivoting portion of the riser seat is inserted into the engaging groove and the fixing hole and the pivoting hole are locked through a locking assembly to fix the front fork vertical pipe base and the handle seat, the two sides of the cushioning member Separating the wall surface of the sleeve portion and the joint surface of the joint portion respectively; and at least one spacer is located between the pivot portion and the joint portion.

Preferably, the cushioning member is made of plastic.

Preferably, the cushioning member is made of rubber.

Preferably, the locking assembly comprises a gasket.

Preferably, the material of the gasket is made of plastic.

Preferably, the material of the gasket is made of metal.

Preferably, the engaging surface of the engaging portion is provided with a stopper, and when the cushioning member abuts against the engaging surface, the stopper is engaged with the outer edge of the cushioning member.

Preferably, one of the sleeve portion connecting the pivoting portion is provided with a stopper. When the cushioning member abuts against the wall surface of the sleeve portion, the stopper member latches the outer edge of the cushioning member.

As described above, the shock absorber structure of the handle frame of the present invention is provided with a cushioning member made of a soft material such as plastic or rubber at the joint of the riser seat and the handle seat, so that the user does not encounter the bicycle. When the flat road generates vibration and the front fork vertical pipe moves up and down, the shock absorber can be used to buffer the vibration force, absorb the feedback from the ground, and reduce the discomfort caused by the bicycle shaking of the user's hand.

1‧‧‧ riser seat

11‧‧‧ casing department

111‧‧‧ Included space

12‧‧‧ pivotal department

121‧‧‧Pivot hole

2‧‧‧Hands

21‧‧‧ joints

211‧‧‧ joint surface

212‧‧‧ joint groove

213‧‧‧Fixed holes

22‧‧‧Bundle Department

221‧‧‧Bundle space

3‧‧‧ cushioning parts

31‧‧‧ mouth

41‧‧‧ screws

42‧‧‧shims

421‧‧‧Piece Ontology

422‧‧‧ring body

5‧‧‧Fixed parts

6‧‧‧stops

100‧‧‧ front fork standpipe

200‧‧‧Handle fittings

1a and 1b are the first and second schematic views of the first embodiment of the handle frame suspension structure of the present invention.

Figure 2 is a first schematic view of a second embodiment of the handle frame suspension structure of the present invention.

Figure 3 is a second schematic view of a second embodiment of the handle frame suspension structure of the present invention.

Figure 4 is a third schematic view of the second embodiment of the handle frame suspension structure of the present invention.

Figure 5 is a fourth schematic view of the second embodiment of the handle frame suspension structure of the present invention.

Figure 6 is a fifth schematic view of the second embodiment of the handle frame suspension structure of the present invention.

Figure 7 is a schematic view showing a third embodiment of the handle frame suspension structure of the present invention.

Figure 8 is a schematic view showing a fourth embodiment of the handle frame suspension structure of the present invention.

In order to enable the reviewing committee to be aware of the composition of the present invention and the embodiments thereof, the following description is in conjunction with the drawings: Please refer to FIGS. 1a and 1b, which are the first embodiment of the handle frame suspension structure of the present invention. First and second schematic diagrams. The handle frame suspension structure can be applied to a bicycle, which mainly comprises a riser seat 1, a handle seat 2 and a cushioning member 3. The riser seat 1 can include a sleeve portion 11 and a pivot portion 12, the sleeve portion 11 has a set space 111 for the front fork standpipe to be placed, and the sleeve portion 11 is at the periphery of the fit space 111. A hole is provided for the fixing member 5 to be locked, thereby locking the fork vertical tube before being fitted into the fitting space 111. The pivoting portion 12 is connected to the sleeve portion 11. Further, the pivoting portion 12 is a portion integrally extending on one side of the sleeve portion 11, and the pivoting portion 12 is provided with a pivot hole 121. The handle base 2 includes a joint portion 21 and a bundle of tube portions 22, one of the joint portions 21 The joint surface 211 is recessed to form an engagement groove 212, and the wall surface of the joint portion 21 is provided with a fixing hole 213 penetrating the engagement groove 212. The bundle tube portion 22 is connected to the other surface of the joint portion 21 opposite to the joint surface 211. Further, the bundle tube portion 22 is a portion integrally extending on one side of the joint portion 21, and the bundle tube portion 22 includes a binding space 221 The handle tube member is placed, and the bundle tube portion 22 is provided with a hole at the periphery of the merging space 221 for the fixing member 5 to be locked, thereby locking the handle tube fitting sleeved in the merging space 221. The fixing member 5 can be a component such as a screw or a quick release. One of the surfaces of the cushioning member 3 has a through port 31 penetrating to the other surface, and the opening 31 is traversable by the pivoting portion 12 of the riser seat 1. The cushioning member 3 can be made of a soft material such as plastic or rubber.

In the above, when the pivoting portion 12 of the riser base 1 is inserted into the engaging groove 212 of the handle base 2, and is fixedly connected to the fixing hole 213 of the locking joint portion 21 of the locking assembly including the screw 41 and the spacer 42 When the riser seat 1 and the handle base 2 are fixed to each other, the two sides of the cushioning member 3 are respectively abutted against the wall surface of the sleeve portion 11 of the riser seat 1 and the joint of the handle base 2 The joint surface 211 of the portion 21, by virtue of the cushioning member 3 disposed between the riser seat 1 and the handle base 2, can cushion the impact force generated by the bicycle during vibration, and avoid the rider's hand when the front fork vertical pipe moves up and down. The department felt uncomfortable. The material of the gasket 42 can be plastic or metal.

Please refer to FIG. 2 to FIG. 6 , which are respectively a first schematic diagram, a second schematic diagram, a third schematic diagram, a fourth schematic diagram and a fifth schematic diagram of a second embodiment of the handle frame suspension structure of the present invention. The second embodiment is similar to the first embodiment. The handle frame suspension structure comprises a riser frame 1, a handle frame 2, a cushioning member 3, a locking component including a screw 41 and a gasket 42, and a fixing member 5, and the difference is the same. The joint surface 211 of the joint portion 21 of the handle frame 2 is provided with a stopper 6.

In the above, when the riser seat 1, the handle base 2 and the cushioning member 3 are assembled through the locking assembly, the pivoting portion 12 of the riser seat 1 passes through the opening 31 of the cushioning member 3, and the pivoting portion 12 is provided. It is inserted into the engagement groove 212 of the joint portion 21 of the handle base 2. Then, the screw 41 in the locking component is inserted into the gasket 42 to lock the screw 41 to the fixing hole 213 of the joint portion 21 and the pivot hole 121 of the pivoting portion 12, so that the riser seat 1 and the handle base 2 are fixed. After the assembly, the buffer member 3 is clamped between the two. The cushioning member 3 will abut against the wall surface of the sleeve portion 11 of the riser seat 1 and the joint surface 211 of the joint portion 21 of the handle base 2, and the stopper 6 will chuck the outer edge of the cushion member 3.

In the above, when the user rides the bicycle to the uneven road so that the bicycle is shaken, the fork stand 100 will move up and down before the sleeve portion 11 of the riser seat 1 is fitted, but the cushioning member 3 can absorb The force of the front fork vertical tube 100 vibrating up and down reduces the degree of shaking of the handle seat 2 to the left and right, so that the handle tube 200 sleeved on the handle base 2 does not vibrate or only slightly vibrates, which can effectively reduce the vibration caused by the body vibration. Uncomfortable. In addition, when the riser seat 1 and the handle base 2 are locked and joined, a plastic spacer 42 is added, which can reduce the friction when the two hard components are operated, and avoid the occurrence of aluminum chipping. The pad 42 has a piece-like body 421. The plate-shaped body 421 is located between the pivoting portion 12 and the engaging groove 212, or the pad is further provided with a ring on the side of the sheet-like body 421. The body 422 is located between the screw 41 and the pivot hole 121. Of course, the sheet body 421 and the annular body 422 can be a unitary structure in the embodiment shown in the figure; and the sheet body and the annular body can also have a two-piece structure.

Please refer to FIG. 1 and FIG. 7 together. FIG. 7 is a schematic view showing a third embodiment of the handle frame suspension structure of the present invention. The third embodiment is similar to the second embodiment except that the stopper member 6 is disposed on one side of the sleeve portion 11 of the riser base 1 to be connected to the pivot portion 12 when the cushion member 3 is abutted. When the wall portion of the sleeve portion 11 is formed, the stopper 6 is engaged with the outer edge of the cushion member 3.

Please refer to FIG. 1 and FIG. 8 together. FIG. 8 is a schematic view showing a fourth embodiment of the handle frame suspension structure of the present invention. The fourth embodiment is similar to the third embodiment except that this embodiment places a stopper 6 on the handle. The joint surface 211 of the joint portion 21 of the frame 2 and the other stopper member 6 are disposed on one side of the sleeve portion 11 of the riser seat 1 to connect the pivot portion 12, when the cushion member 3 abuts against the joint surface 211, The stopper 6 is engaged with the outer edge of the cushioning member 3, and when the cushioning member 3 abuts against the wall surface of the sleeve portion 11, the stopper member 6 is engaged with the outer edge of the cushioning member 3.

The above description of the embodiments and the drawings, which are preferred embodiments of the present invention, are not intended to limit the present invention, and are intended to be similar to the structures, devices, features, etc. of the present invention. The purpose of creation and the scope of patent application.

1‧‧‧ riser seat

11‧‧‧ casing department

111‧‧‧ Included space

12‧‧‧ pivotal department

121‧‧‧Pivot hole

2‧‧‧Hands

21‧‧‧ joints

211‧‧‧ joint surface

212‧‧‧ joint groove

213‧‧‧Fixed holes

22‧‧‧Bundle Department

221‧‧‧Bundle space

3‧‧‧ cushioning parts

31‧‧‧ mouth

41‧‧‧ screws

42‧‧‧shims

5‧‧‧Fixed parts

Claims (12)

The utility model relates to a handle suspension structure, which is suitable for a bicycle, comprising: a riser seat comprising a sleeve portion and a pivot joint, the pivot joint connecting the sleeve portion, the sleeve portion comprising a a pivoting space, the pivoting portion has a pivoting hole; a buffering member, one surface of the cushioning member has a through opening to the other surface, the opening is for the pivoting portion to pass through; a handle base includes a joint portion and a bundle of tube portions, the joint portion has a joint surface, and the joint portion has a fixing hole, the bundle tube portion is connected to the other side of the joint portion with respect to the joint surface, and the bundle tube portion is Included in the binding space, wherein the pivoting portion of the riser seat is disposed at the engaging portion, and the fixing hole and the pivoting hole are locked through a locking assembly, and the two sides of the buffering member are respectively And abutting the wall surface of the sleeve portion and the joint surface of the joint portion; and at least one gasket is located between the pivot portion and the joint portion. The handle frame suspension structure according to claim 1, wherein the cushioning member is made of a soft material; or the cushioning member is made of plastic or rubber. The handle frame suspension structure of claim 1, wherein the lock assembly comprises a screw. The handle frame suspension structure according to claim 1, wherein the gasket is made of plastic or metal. The handle frame suspension structure according to claim 1, wherein the spacer has a one-piece body, and the sheet-shaped body is located between the pivot portion and the engagement groove. The handle frame suspension structure according to claim 5, wherein the spacer is further provided with an annular body on one side of the sheet-like body, and the annular system is located between the screw and the pivot hole. The handle frame suspension structure according to claim 6, wherein the sheet-like body and the annular system are of a unitary structure. The handle frame suspension structure according to claim 6, wherein the sheet-like body and the annular system have a two-piece structure. The handle frame suspension structure according to any one of claims 1 to 8, wherein the engagement surface of the joint portion is provided with a stopper, and when the cushion member abuts against the joint surface, the stopper member is Jam the outer edge of the cushion. The handle frame suspension structure according to any one of claims 1 to 8, wherein a side of the sleeve portion connected to the pivoting portion is provided with a stopper when the cushioning member abuts against the wall of the sleeve portion. When the stopper is stuck to the outer edge of the cushioning member. The handle frame suspension structure according to any one of claims 1 to 8, wherein the engagement surface of the joint portion is provided with a stopper, and when the cushion member abuts against the joint surface, the stopper member is The outer edge of the buffer member and the one of the sleeve portion connected to the pivoting portion are provided with a stopper. When the cushioning member abuts against the wall surface of the sleeve portion, the stopper is latched. The outer edge of the cushioning member. The handle frame suspension structure according to any one of claims 1 to 8, wherein a joint surface of the joint portion is recessed to have an engagement groove through which the pivot portion of the riser seat is inserted The groove is engaged in the groove, and the fixing hole is in communication with the joint groove.