TWM450531U - Improved joint structure of bicycle saddle - Google Patents

Description

Improvement of the joint structure of bicycle seat cushion

The present invention relates to an improvement of a bicycle seat cushion joint structure, and more particularly to a bicycle seat cushion joint which can prevent the seat cushion from being displaced and can be adjusted at an angle when used, and can prevent the seat cushion from being improperly slid after adjustment. structure.

According to the general bicycle seat cushion, it is necessary to take the downward pressure generated by the rider due to the weight, and the upward impact force transmitted from the ground to the seat cushion by the wheel, so the seat cushion and the vehicle body must have better. Locking strength. The conventional joint structure is mainly provided with an arc-shaped support seat at the top of the bicycle seat tube, and a set of clips is arranged above the support base, the clip member has an upper clamp body and a lower clamp body for clamping. a seat bow of the seat cushion, the bottom surface of the clip body under the clip member has a full surface curved arc matching the support seat, and at least one bolt is inserted between the upper and lower clip bodies and the support base to lock the bolt Thereafter, the seat arch is clamped by the clamp member, and the clamp member is pressed toward the support seat to form a joint between the seat cushion and the seat tube. After the bolt is relaxed, the angle of the seat cushion is adjusted by using the relative displacement of the clamp member and the support seat. However, the clips of the conventional joint structure and the support base are easy to slide, and the joint structure and the connected rod body lack positioning, so that the seat cushion is prone to offset after being used for a period of time, which is not ideal. In view of this, the applicant has been adhering to the experience of doing business for many years, and after continuous research and experimentation, he has improved and improved the lack of the structure of the bicycle seat cushion.

The main purpose of the present invention is to provide an improvement of the bicycle seat pad joint structure to prevent the seat cushion from shifting, and to prevent the seat cushion from improperly sliding after adjusting the angle of the seat cushion, and the bicycle seat cushion joint structure improves Conventional bicycle seat cushion joint The lack of structure.

The improvement of the bicycle seat cushion joint structure described above includes an interposed portion and a support portion. Wherein, the clamping portion is provided with an upper clamping member and a lower clamping member, such that the bottom edge of the lower clamping member is convexly curved, and the bottom edge is provided with spaced teeth, and the upper edge of the supporting portion The concave arc portion is provided with the teeth arranged at intervals in the concave arc portion, and the bottom edge is provided with a joint portion, and the joint portion is provided with a symmetrical protrusion.俾 is connected to the rod body of the bicycle by the joint section, and the seat cushion is clamped to the clamping portion, the seat cushion is prevented from being displaced by the limit of the tab, and the clamping portion is moved along the support portion during use, In order to adjust the angle of the seat cushion, and after the adjustment, the teeth are engaged with each other to form a positioning, thereby preventing the adjusted seat cushion from sliding improperly.

The above bicycle seat cushion joint structure is improved, wherein the upper and lower clip members are respectively provided with long holes, and an arc-shaped groove is arranged at a top edge of the upper clip member, and the bolt is inserted through the long hole, and the lock is locked. The positioning member is formed in an arc shape, and the clamping portion is moved and adjusted along the supporting portion, and the clamping portion is kept positioned by the positioning member engaging the curved groove.

Please refer to the first picture and the second picture at the same time, and cooperate with the third picture, which is the perspective view and the exploded view of the creation. As shown in the figure, the present invention includes a sandwiching portion 1 and a support portion 2, and a positioning member 3. The clamping portion 1 is provided with an upper clamping member 11 and a lower clamping member 12, and on both sides of the upper clamping member 11 and the lower clamping member 12, semi-circular grooves 111 and 121 are respectively disposed, and are centrally disposed. The position of the upper clip member 11 is provided with a symmetrical protrusion rib 113, and the bottom edge of the lower clip member 12 is a convex arc portion 123, and the convex portion 123 is provided with a space. Arranging the tooth portion 124; the upper edge of the support portion 2 is a concave arc portion 21 corresponding to the convex arc portion 123 of the lower clamp member 12, and the concave arc portion 21 is provided with a tooth portion 211 and a through hole arranged at intervals 22, the bottom edge is provided with a joint portion 23, the joint portion 23 is provided with a groove 24, and a bolt 25 is bored in the joint portion 23; the positioning member 3 is substantially block-shaped, and its central position is provided The screw hole 31; by the combination of the foregoing members, the joint portion 23 of the support portion 2 is coupled to the rod body 4 of the bicycle during assembly, wherein the rod body 4 is provided with a symmetrical cutting portion 41 and is at a central position. A screw hole 42 is provided, and the groove 24 and the cutting portion 41 are interleaved to form a limit function. The upper and lower clips 11 and 12 are detached, and the bracket of the bicycle seat cushion is placed in the recess 121 of the lower clamp member 12, and then the upper clamp member 11 is fitted, and the spacer 51 is inserted by a bolt 5. The through hole 22 of the support portion 2 and the long holes 112 and 122 of the upper and lower clamp members 11 and 12 are locked to the screw holes 31 of the positioning member 3. When used, the clamping portion 1 is moved along the support portion 2 for adjusting the angle of the seat cushion, and after the adjustment, the positioning is performed by the mutual engagement of the teeth portions 124, 211, and the positioning member 3 is engaged with the protruding rib 113. The sandwiching portion 1 remains positioned. Prevent the adjusted seat cushion from sliding improperly. Moreover, in use, the groove 24 of the support portion 2 and the cutting portion 41 of the rod body 4 are interleaved to form a limit action to prevent the seat cushion from being displaced.

Please refer to the fourth figure, which is a diagram of the assembly example of the creation. As shown in the figure, when the assembly is assembled, the bolt 25 of the joint portion 23 of the support portion 2 is locked into the screw hole 42 provided in the rod body 4 of the bicycle, so that the groove 24 and the rod body of the joint portion 23 are formed. The cutting portions 41 of 4 are interleaved to form a limit action to prevent the seat cushion from shifting. The brackets 6 of the seat cushion are disposed through the grooves 111 and 121 provided in the upper and lower clamp members 11 and 12, and the spacers 51 and the upper and lower clamp members 11 and 12 are locked to the positioning member 3 by the bolts 5. The screw hole 31 engages the seat cushion of the bicycle with the rod body 4.

Please refer to the fifth figure, which is an adjustment example of this creation. Please cooperate with the second and third figures. As shown in the figure, when the seat cushion is adjusted, the bolt 5 can be loosened, and then the clamping portion 1 is moved forward and backward along the support portion 2 to be placed. Part 1 changes pitch The angle, and thus the angle of the seat cushion, is adjusted to re-lock the bolt 5 after the adjustment is completed, and after the adjustment, the teeth 124, 211 are engaged with each other to form a positioning to prevent improper sliding of the adjusted seat cushion.

The foregoing embodiments are merely illustrative of the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and the details of the present invention are not deviated from the spirit of the present invention.

In summary, the clamping portion formed by the upper and lower clips of the present invention cooperates with the supporting portion for positioning and adjusting the angle of the clamping portion to form an improved joint structure of the bicycle seat cushion to prevent the bicycle seat cushion from shifting, and After adjusting the angle of the seat cushion, the seat cushion can be prevented from sliding improperly, and the bicycle seat cushion is engaged with the structure, thereby improving the lack of the conventional bicycle seat cushion joint structure. For a practical design, it is a novelty creation. If you apply for a patent in accordance with the law, you will be punished by the Bureau of Public Information, and you will be granted a patent as soon as possible.

1‧‧‧Clamping Department

11‧‧‧Upper clip

111‧‧‧ Groove

112‧‧‧ long hole

113‧‧‧ rib

12‧‧‧ Lower clips

121‧‧‧ Groove

122‧‧‧ long hole

123‧‧‧ convex arc

124‧‧‧ teeth

2‧‧‧Support

21‧‧‧ concave arc

211‧‧‧ teeth

22‧‧‧through hole

23‧‧‧ joint section

24‧‧‧ Groove

25‧‧‧ bolt

3‧‧‧ Positioning parts

31‧‧‧ screw holes

4‧‧‧ rod body

41‧‧‧cutting department

42‧‧‧ screw holes

5‧‧‧ bolt

51‧‧‧ pads

6‧‧‧ bracket

The first picture is a perspective view of the creation.

The second and third figures are exploded views of the creation.

The fourth figure is a diagram of an assembly embodiment of the present creation.

The fifth figure is an adjustment example of the creation.

1‧‧‧Clamping Department

11‧‧‧Upper clip

111‧‧‧ Groove

112‧‧‧ long hole

113‧‧‧ rib

12‧‧‧ Lower clips

121‧‧‧ Groove

122‧‧‧ long hole

2‧‧‧Support

21‧‧‧ concave arc

211‧‧‧ teeth

22‧‧‧through hole

23‧‧‧ joint section

25‧‧‧ bolt

3‧‧‧ Positioning parts

31‧‧‧ screw holes

5‧‧‧ bolt

51‧‧‧ pads

Claims (2)

The invention relates to an improvement of a bicycle seat mat joint structure, comprising a clamping portion and a supporting portion, and a positioning member, wherein the clamping portion is provided with an upper clamping member and a lower clamping member, and the upper clamping member and the lower clamping member Both sides are respectively provided with semicircular grooves, and are provided with long holes at the central position, and the bottom edge of the lower clamp is set as a convex arc portion; the upper edge of the support portion is set to correspond to the lower clamp member a concave arc portion of the convex arc portion, wherein the concave arc portion is provided with a through hole, the bottom edge is provided with a joint portion, a symmetrical protruding piece is disposed at the joint portion, and a bolt is disposed at the joint portion; Attaching the joint portion of the support portion to the rod body of the bicycle, placing the bracket of the bicycle seat cushion in the groove of the lower clamp member, and then fitting the upper clamp member to the through hole and the upper portion of the lower clamp member by a bolt, The long hole of the lower clamp member is locked to the screw hole of the positioning member, and the clamping portion is moved along the support portion for adjusting the angle of the seat cushion, which is characterized in that: the convex portion of the lower clamping portion of the clamping portion The arc portion is provided with spaced-apart tooth portions, and the support portion is provided with a tooth portion arranged at intervals in the concave arc portion, so that the sandwich portion is adjusted Positioning is formed by mutual engagement of the teeth to prevent improper sliding of the adjusted seat cushion. The joint portion of the support portion is provided with a symmetrical protrusion, and a symmetrical protrusion is provided on the rod body of the bicycle, by the protrusion of the protrusion Interleaved to form a limit action to prevent the seat cushion from shifting. The improvement of the bicycle seat cushion joint structure according to claim 1, wherein the positioning member is inverted T, and the bottom edge is curved, and the top edge of the clip on the clamping portion is set. The rib has a symmetrical rib, so that the nip portion is adjusted, and the locating portion is kept positioned by the positioning member engaging the protruding rib.