TWM525310U - Bike seat tube with lifting and suspension - Google Patents

Description

Bicycle seat tube with lifting and suspension

The present invention relates to a bicycle seat tube, and more particularly to a lifting seat tube having a shock absorbing function.

Bicycles are commonly used in daily life tools. Because they do not need to use fuel, they save power costs and meet environmental protection requirements. The seat tube of bicycle seat cushion can be used according to the height of the user. Lift adjustments to match the needs of specific users.

For the assembly of the prior art bicycle seat tube, as shown in FIG. 4, a seat tube set 60 is telescopically assembled to a lower seat tube set (not shown), and the lower seat tube set (not shown) is mounted. The bicycle frame 61 is a hollow pipe body, and an assembly portion 611 is formed at the top end. The assembly portion 611 is connected to a mounting seat 62. The mounting base 62 is assembled for assembly. a bicycle seat cushion having an abutting portion 612 at an inner top end of the upper tubular member 61. The abutting end 71 of the lifting member 70 is disposed inside the upper tubular member 61 and abuts against the abutting portion 612, and the lifting member 70 is triggered. The end (not shown) is disposed inside the lower seat tube set (not shown), and the lifting end 70 is telescopically actuated by the trigger end (not shown), thereby driving the upper seat tube The group 60 is lifted and lowered relative to the lower seat tube set (not shown).

However, since the abutting end 71 of the lifting element 70 is directly mounted and abuts against the abutting portion 612 of the upper tubular member 61, when the bicycle is riding, the bicycle seat tube and the seat are easily generated due to road surface bumps. The phenomenon of the vibration of the pad causes the user to feel uncomfortable. At the same time, the abutting end 71 of the lifting element 70 directly abuts against the bearing portion 612 such that there is no between the upper tube member 61 and the lifting member 70. Any buffer space, so that the lifting element 70 is easy to oscillate, the process of shaking is destroyed by impact.

The purpose of the present invention is to improve the prior art, because the lifting element is directly installed and abuts against the upper pipe member, so that the user is liable to feel uncomfortable due to the vibration of the road bump, and there is no buffer space between the upper pipe member and the lifting member to absorb The shock, which causes the lifting element to be easily damaged, is improved by the implementation of the creative technique, and the seat tube and the seat cushion are vibrated during the bicycle riding process, and a buffering effect is formed between the lifting element and the upper pipe member to avoid the lifting element. Damaged by direct impact on the pipe fittings.

In order to achieve the above-mentioned creative purposes, the technical means adopted by the present invention is to design a bicycle seat tube which can have lifting and shock absorbers, which has a lower seat tube set, a upper seat tube set, a lifting element and an elastic element; The seat tube set has a tubular member under the hollow tubular body; the upper seat tube set has an inner hollow upper tubular member, and the bottom end portion of the upper tubular member is telescopically assembled in the top end portion of the lower tubular member; the lifting member has a a triggering end and an abutting end, the triggering end is disposed in a bottom end portion of the lower tubular member, the abutting end is disposed inside the top end of the upper tubular member; the elastic member is disposed inside the top end of the upper tubular member, and the bottom end surface is abutted At the abutting end of the lifting element.

The bicycle seat tube can have a lifting and shock absorber, wherein the upper seat tube set further has a locking block; the upper tube member has a receiving groove, and the receiving groove is recessed at a center of the top end surface of the upper tube member. And the interior of the upper tubular member is fixed; the locking block is fixed inside the receiving groove, and the bottom surface of the locking block abuts against the top end surface of the elastic member.

The bicycle seat tube can have a lifting and shock absorber, wherein the abutting end of the lifting element has an extension post protrudingly formed at the center of the abutting end top surface; the center of the elastic element A through hole is formed through the through hole, and the through hole is sleeved at an outer edge of the extending column of the abutting end.

The bicycle seat tube can be equipped with lifting and shock absorbers, wherein the elastic element is a superior rubber block.

The bicycle seat tube can be equipped with lifting and suspension, wherein the elastic element is a spring.

The bicycle seat tube capable of lifting and escaping is provided with a pad, wherein the upper pipe member further has an assembly portion formed at a top end portion of the upper pipe member; the upper seat tube group further has a mounting seat The mounting seat is detachably mounted to the assembly portion of the upper tubular member, and the seat cushion is mounted on the mounting seat.

The upper tubular member further has a plurality of coupling holes and a plurality of coupling members, wherein the plurality of coupling holes are formed at intervals in the assembly portion, and the plurality of coupling members are respectively disposed The plurality of coupling holes; the mounting base further has a plurality of assembling holes and a plurality of assembling members, wherein the plurality of assembling holes are formed at intervals in the mounting seat, the plurality of assembling members are respectively disposed inside the plurality of assembling holes, and are respectively connected to the plurality of holes a plurality of joints of the upper tubular member.

The bicycle seat tube capable of lifting and absorbing the shock is assembled on a bicycle frame, and further has a control member; the lower tubular member is mounted on the bicycle frame; the control member has a control line is fixed to the handle of the bicycle frame, the control line is mounted on the lower seat tube set; the lower seat tube set further has a driving member pivotally disposed at a bottom end of the lower tube member At one side, the driving member abuts against the trigger end of the lifting element and is connected to the control line of the operating member.

The upper tubular member further has a stepped portion, the inner wall surface of the receiving groove has a size larger than a dimension of a hollow portion of the upper tubular member, and the stepped portion is formed in the capacity At the intersection of the groove and the inside of the upper pipe member, the bottom surface of the locking block can abut against the step portion.

The bicycle seat tube of the upper and lower sides of the accommodating groove of the upper pipe member is formed with an internal thread; the outer wall surface of the locking block forms an external thread, and the outer wall of the locking block is threadedly coupled. The inner wall surface of the receiving groove.

The advantage of the present invention is that the elastic member is disposed inside the top end of the upper tubular member to be installed between the locking block of the upper seat tube set and the abutting end of the lifting member, so that a cushioning member is formed between the abutting end and the upper tubular member. In order to absorb the vibration and shaking between the lifting element and the upper pipe member, the vibration of the seat tube and the seat cushion is improved to cause user discomfort, and the shock absorbing capability of the elastic member forms a buffering effect between the lifting element and the upper pipe member, thereby avoiding the lifting element. Direct impact on the pipe fittings causes damage.

The technical means adopted by the present invention for achieving the intended purpose of creation are further explained below in conjunction with the drawings and the preferred embodiment of the present invention.

Referring to FIG. 1 and FIG. 2, the bicycle seat tube of the present invention can be equipped with a lower seat tube set 10, a upper seat tube set 20, a lifting element 30, an elastic element 40 and a control unit. In the specific implementation of the bicycle seat tube which can be used for lifting and suspension, the bicycle frame is assembled on a bicycle frame (not shown) and is provided with a pad (not shown).

Referring to FIG. 1 , the lower seat tube set 10 has a lower tube member 11 and a driving member 12 .

The lower tubular member 11 is a hollow tubular body; the bottom end of the lower tubular member 11 is mounted on the bicycle frame (not shown).

The driving member 12 is pivotally disposed at a side of the bottom end of the lower tubular member 11. The driving member 12 is a prior art and will not be described herein.

Referring to FIGS. 1 to 3 , the upper seat tube set 20 has an upper tube member 21 , a mounting seat 22 , and a locking block 23 .

The upper tube member 21 is an inner hollow tube body, and has an assembly portion 211, a receiving groove 212, a step portion 213, a plurality of coupling holes 214 and a plurality of coupling members 215; the bottom end portion of the upper tube member 21 can be expanded and contracted The assembly is assembled in the top end portion of the lower tubular member 11.

The assembly portion 211 is formed at a top end portion of the upper tube member 21. The accommodating groove 212 is recessed at a center of a top end surface of the upper tube member 21. The inner wall surface of the accommodating groove 212 is larger than a hollow portion of the upper tube member 21. The stepped portion 213 is formed at the intersection of the accommodating groove 212 and the inner portion of the upper tube member 21. Specifically, the inner wall surface of the accommodating groove 212 is internally threaded.

The plurality of coupling holes 214 are formed at intervals in the assembly portion 211. The plurality of coupling members 215 respectively pass through the plurality of coupling holes 214. Specifically, the coupling member 215 is a threaded engagement member.

The mounting seat 22 has a plurality of assembling holes 221 and a plurality of assembling members 222. The mounting base 22 is detachably fixed to the assembly portion 211 of the upper tubular member 21, and the seat cushion (not shown) is mounted on the mounting seat 22 .

The plurality of assembling holes 221 are formed at intervals in the mounting seat 22, and the plurality of assembling members 222 are respectively disposed inside the plurality of assembling holes 221, and are respectively connected to the plurality of coupling members 215 of the upper pipe member 21, specifically, The assembly member 222 is formed with a screw hole at a coupling hole 214 of the assembly portion 211. The coupling member 215 of the upper tube member 21 extends through the coupling hole 214 of the assembly portion 211 to be screwed to the assembly member 222.

The locking block 23 is fixed to the inside of the accommodating groove 212 of the upper tube member 21, and the bottom surface of the locking block 23 abuts against the step portion 213. Specifically, the outer wall surface of the locking block 23 forms an external thread. The outer wall surface of the locking block 23 is screwed to the inner wall surface of the accommodating groove 212.

Referring to FIGS. 1 and 3 , the lifting element 30 has a trigger end 31 and an abutting end 32 .

The trigger end 31 is disposed in the bottom end portion of the lower tube member 11; the trigger end 31 of the lifting member 30 abuts against the driving member 12.

The abutting end 32 has an extending post 321 formed at a center of the top surface of the abutting end 32. The abutting end 32 is disposed inside the top end of the upper tubular member 21. The lifting element 30 is a prior art and will not be described herein.

The elastic member 40 has a through hole 41 formed at a center of the elastic member 40. The elastic member 40 is disposed inside the top end of the upper tubular member 21. The top end of the elastic member 40 is abutted against the lock. The bottom surface of the solid block 23 is sleeved at the outer edge of the extending column 321 of the abutting end 32, and the bottom end surface of the elastic member 40 abuts against the abutting end 32 of the lifting element 30.

Specifically, the elastic member 40 is a shock-absorbing adhesive block, but the actual use is not limited thereto. The elastic member 40 can also be a spring.

As shown in FIG. 1 , the operating member 50 has a control line 51 mounted on the lower seat tube set 10 ; the control line 51 is connected to the driving member 12 , specifically, the operating member 50 Attached to the handle of the bicycle frame, so that the user operates the control line 51 to drive the driving member 12, so that the driving member 12 abuts the trigger end 31 of the lifting element 30, and the operating member 50 is A prior art is not described here.

In the present invention, the elastic member 40 is disposed inside the top end of the upper tubular member 21 to be disposed between the locking block 23 of the upper seat tube set 20 and the abutting end 32 of the lifting member 30. A cushioning member is formed between the end 32 and the upper tubular member 21, thereby absorbing the vibration and shaking between the lifting member 30 and the upper tubular member 21, thereby improving the user's discomfort due to the vibration of the seat tube and the seat cushion, and due to the elastic member The shock absorbing capability of 40 causes a cushioning effect between the lifting member 30 and the upper tubular member 21 to prevent damage of the lifting member 30 caused by direct impact on the upper tubular member 21.

The above description is only a preferred embodiment of the present invention, and does not impose any form limitation on the present invention. Although the present invention has been disclosed above in the preferred embodiment, it is not intended to limit the present creation, and has any technical field. A person skilled in the art can make some modifications or modifications to equivalent embodiments by using the above-disclosed technical contents without departing from the technical scope of the present invention. The technical essence of the creation Any simple modification, equivalent change and modification of the above embodiments are still within the scope of the technical solution of the present invention.

10‧‧‧Lower tube group
11‧‧‧ Lower pipe fittings
12‧‧‧ Drives
20‧‧‧Seat management team
21‧‧‧Upper pipe fittings
211‧‧‧ Assembly Department
212‧‧‧ accommodating slots
213‧‧‧Steps
214‧‧‧Combination hole
215‧‧‧Connected parts
22‧‧‧ Mounting
221‧‧‧Assembled holes
222‧‧‧Assemblies
23‧‧‧Lock block
30‧‧‧ lifting element
31‧‧‧Trigger
32‧‧‧Abutment
321‧‧‧Extended column
40‧‧‧Flexible components
41‧‧‧through hole
50‧‧‧Control parts
51‧‧‧Control line
60‧‧‧Large tube group
61‧‧‧Upper pipe fittings
611‧‧‧Assembly Department
612‧‧‧Attendance Department
62‧‧‧ Mounting
70‧‧‧ lifting element
71‧‧‧Abutment

Figure 1 is a front view of the creation. Figure 2 is a partial exploded perspective view of the present invention. Figure 3 is a partial front elevational cross-sectional view of the present invention. Figure 4 is a partial front elevational cross-sectional view of the prior art.

21‧‧‧Upper pipe fittings

211‧‧‧ Assembly Department

212‧‧‧ accommodating slots

214‧‧‧Combination hole

215‧‧‧Connected parts

22‧‧‧ Mounting

221‧‧‧Assembled holes

222‧‧‧Assemblies

23‧‧‧Lock block

40‧‧‧Flexible components

41‧‧‧through hole

Claims (10)

The utility model relates to a bicycle seat tube which can have lifting and shock absorber, which has a lower seat tube set, a upper seat tube set, a lifting element and an elastic element; the lower seat tube set has a tubular member under the hollow tube body; the upper seat The tube set has an inner hollow upper tube member, and the bottom end portion of the upper tube member is telescopically assembled in the top end portion of the lower tube member; the lifting member has a trigger end and an abutting end, and the trigger end is disposed on the lower tube member In the bottom end portion, the abutting end is disposed inside the top end of the upper pipe member; the elastic member is disposed inside the top end of the upper pipe member, and the bottom end surface abuts against the abutting end of the lifting member. The bicycle seat tube as claimed in claim 1, wherein the upper seat tube set further has a locking block; the upper tube member has a receiving groove, and the receiving groove is recessed in the upper tube member. The center of the top end surface is adjacent to the inner portion of the upper tube member; the locking block is fixed inside the receiving groove, and the bottom surface of the locking block abuts against the top end surface of the elastic member. The bicycle seat tube of claim 2, wherein the abutting end of the lifting element has an extension post protrudingly formed at a center of the top surface of the abutting end; A through hole is formed in the center of the component, and the through hole is sleeved at an outer edge of the extending column of the abutting end. The bicycle seat tube which can be lifted and suspended as described in claim 3, wherein the elastic member is a superior rubber block. A bicycle seat tube that can be lifted and suspended as described in claim 3, wherein the elastic member is a spring. The bicycle seat tube according to any one of claims 1 to 5, wherein the upper tube member further has an assembly portion, and the assembly portion is formed at a top end portion of the upper tube member; The upper seat tube set further has a mounting seat, and the mounting seat is detachably fixed to the assembly portion of the upper tubular member, and the seat cushion is mounted on the mounting seat. The bicycle seat tube according to claim 6, wherein the upper tube member further has a plurality of coupling holes and a plurality of coupling members, and the plurality of coupling holes are formed at intervals to be formed in the assembly portion, the plurality of coupling members The plurality of assembly holes are respectively disposed; the mounting base further includes a plurality of assembly holes and a plurality of assembly members, wherein the plurality of assembly holes are formed at intervals in the mounting seat, and the plurality of assembly members are respectively disposed inside the plurality of assembly holes And each of the plurality of coupling members connected to the upper tubular member. The bicycle seat tube which can be lifted and suspended as described in claim 7 is assembled on a bicycle frame and further has a steering member; the lower tubular member is mounted on the bicycle frame; The control member has a control line fixed to the handle of the bicycle frame, the control line is mounted on the lower seat tube set; the lower seat tube set further has a driving member, the driving member is pivoted under the At a side of the bottom end of the tubular member, the driving member abuts against the trigger end of the lifting member and is connected to the control line of the operating member. The bicycle seat tube according to claim 2, wherein the upper tube member further has a step portion, and a size of an inner wall surface of the receiving groove is larger than a size of a hollow portion of the upper tube member, the step portion Formed at the intersection of the accommodating groove and the inner part of the upper pipe member, the bottom surface of the locking block can abut against the step portion. The bicycle seat tube according to claim 2, wherein the inner wall of the inner wall of the receiving groove of the upper pipe member forms an internal thread; the outer wall surface of the locking block forms an external thread, outside the locking block. The edge wall thread is coupled to the inner wall surface of the receiving groove.