CN210027687U - Easy-to-dismount bicycle saddle mounting mechanism - Google Patents

Abstract

A mounting mechanism for a bicycle saddle comprises a seat post head, a seat bow clamping component and a group of locking components, wherein the seat post head comprises an arc-shaped top surface, and two long groove holes are formed in the arc-shaped top surface. The seat bow clamping assembly is arranged on the arc-shaped top surface in a sliding mode and structurally comprises an upper clamping piece and a lower clamping piece, the upper clamping piece and the lower clamping piece are provided with two hole parts, the group of locking assemblies are provided with a left screw and a right screw, the left screw and the right screw are respectively arranged in the two hole parts of the upper clamping piece and the lower clamping piece, and an acute angle is formed between the axial direction and the central plane of the left screw and the right screw. Through the design of the inclined left and right screws, a rider can conveniently lock the seat bow clamping assembly at an inclined angle, and the convenience in adjustment is improved.

Description

Easy-to-dismount bicycle saddle mounting mechanism

Technical Field

The utility model relates to a seatpad field of bicycle especially indicates a saddle installation mechanism of bicycle.

Background

In order to maintain a comfortable posture for a rider during riding a bicycle, to reduce the accumulation of fatigue and to avoid sports injuries, the seat cushion needs to be adjusted to a proper position according to the actual anthropometric data of the rider and the rider's habits.

Taiwan patent No. M403469U1 discloses a seat post assembly for a bicycle seat, which is shown in fig. 4 and structurally includes a seat post 20 and a seat 30; the seat post 20 has a post head 21 and a post body 22, and both sides of the post head 21 are provided with long slot holes 25; the holder 30 has an upper cover 31, a lower cover 32 and two fasteners 33, the upper cover 32 has two fastening holes 34, the lower cover 32 has two through holes 35, and each fastener 34 is threaded to the fastening hole 34 of the upper cover 32 (see fig. 4) through the slot 25 of the club head 21 and the through hole 35 of the lower cover 32 in a perpendicular manner.

However, it can be seen from the above patent that each of the anchor members 34 is relatively close to the seat arch of the seat cushion and may interfere with the seat arch. On the other hand, since each of the fixing members 34 is vertically screwed to the fixing hole 34 of the upper clip cover 32, if a tool such as a hexagonal wrench is used to rotate the fixing member 34 to lock the upper clip cover 31 and the lower clip cover 32, the hexagonal wrench may interfere with the shaft 22, which may cause a problem that the fixing member 34 cannot be rotated by the hexagonal wrench, or the fixing member 34 may be rotated only by a slight angle, which may cause inconvenience in use.

SUMMERY OF THE UTILITY MODEL

In view of the various disadvantages of the conventional seat cushion attachment mechanism, it is an object of the present invention to provide a novel structural design of a seat cushion attachment mechanism that can be easily adjusted and attached and is less likely to cause interference.

According to the utility model discloses a bicycle seatpad installation mechanism that embodiment provided, it has a virtual central plane, and above-mentioned bicycle seatpad installation mechanism includes a seat pole head, a seat bow centre gripping subassembly and a lock solid subassembly, and wherein the seat pole head includes an arc top surface, and two sides are equipped with a left long slot hole and a right long slot hole respectively about the arc top surface. The seat bow clamping assembly is arranged on the arc-shaped top surface in a sliding mode and structurally comprises an upper clamping piece and a lower clamping piece, the upper clamping piece is provided with a left upper hole portion and a right upper hole portion, the lower clamping piece is provided with a left lower hole portion and a right lower hole portion, the left upper hole portion is linearly communicated with the left lower hole portion and corresponds to the left long slotted hole, the right upper hole portion is linearly communicated with the right lower hole portion and corresponds to the right long slotted hole, and the top ends of the left upper hole portion and the right upper hole portion are respectively provided with a hemispherical groove.

The locking assembly comprises a left screw, a left nut, a right screw and a right nut, wherein the left screw passes through the left slotted hole, the left lower hole part and the left upper hole part, and the right screw passes through the right slotted hole, the right lower hole part and the right upper hole part. The left nut and the right nut are arranged on the upper clamping piece or the lower clamping piece and are respectively screwed with the left screw and the right screw, so that the upper clamping piece and the lower clamping piece are locked into a whole. Wherein, the included angle between the axial direction of the left screw and the central plane is an acute angle, and the included angle between the axial direction of the right screw and the central plane is also an acute angle.

Through the structural design of the seat cushion mounting mechanism, because the included angles between the axial direction of the left screw and the central plane of the right screw and the central plane of the left screw and the right screw are in an acute angle, namely the left screw and the right screw are obliquely arranged, a user can easily use a tool (such as a hexagonal wrench) to loosen the left screw and the right screw at a specific oblique angle, and the tool is not easy to interfere with the seat post head in the loosening process, so that the convenience in adjustment and disassembly is improved.

In one aspect, the bottom of the seat post head is additionally connectable to a seat post such that the seat post head can be assembled to the frame of the bicycle through the seat post. In some cases, the seat post head may also be integral with the seat post.

In another aspect, the center of the arc-shaped top surface of the seat post head further has a sliding groove, and the bottom surface of the lower clamping piece further has a protrusion slidably disposed in the sliding groove, so that when a rider releases the locking assembly, the seat-bow clamping assembly cannot directly fall off from the seat post head and fall to the ground, thereby damaging the seat-bow clamping assembly.

In another aspect, the bottom surface of lower clamping piece still is equipped with a plurality of anti-skidding sand grips, as also in the upper paragraph, can avoid seat bow centre gripping subassembly directly to drop to ground.

In another aspect, the upper left and right holes each have an opening located below and communicating with the hemispherical recesses. In addition, the left nut and the right nut are provided with a hemispherical head part and a body part which are integrally connected, the hemispherical head part of the left nut is a hemispherical groove positioned in the left upper hole part, and the hemispherical head part of the right nut is a hemispherical groove positioned in the right upper hole part. Through the structural design of the hemispherical head and the hemispherical groove, when a rider uses the locking assembly to lock the upper clamping piece and the lower clamping piece into a whole, the hemispherical heads of the left nut and the right nut can uniformly apply force to the upper clamping piece through the corresponding hemispherical groove, and the seat bow of the seat cushion can be clamped more stably.

In another aspect, the openings are elongated to allow the left and right screws to be threaded into the left and right spherical nuts at different angles of inclination to increase the freedom of locking the left and right screws.

In another aspect, the upper clip has two upper seat arch fixing slots on a bottom surface thereof, and the lower clip has two lower seat arch fixing slots on a bottom surface thereof, the two upper seat arch fixing slots corresponding to the two lower seat arch fixing slots, respectively. In addition, the left upper hole part and the right upper hole part are positioned between the two upper seat bow fixing grooves, and the left lower hole part and the right lower hole part are positioned between the two lower seat bow fixing grooves, so that the interference between the left screw and the seat bow of the seat cushion can be avoided.

Drawings

The detailed construction, features, assembly or use of the seat cushion mounting mechanism will be described in the following embodiments, however, it should be understood that the embodiments described below and the accompanying drawings are only illustrative and should not be used to limit the scope of the present invention, wherein:

FIG. 1 is a perspective view of an embodiment of a seat cushion mounting mechanism for a bicycle showing the seat cushion mounting mechanism coupled to a seat arch of a seat cushion;

FIG. 2 is a rear view of FIG. 1 illustrating the use of a hex wrench to disassemble and assemble the cushion mounting mechanism;

FIG. 3 is an exploded view of the seat cushion mounting mechanism;

FIG. 4 is a top view of an upper jaw of the seat cushion mounting mechanism;

FIG. 5 is a bottom view of a lower jaw of the seat cushion mounting mechanism; and

fig. 6 is a sectional view of fig. 1, with the seat bow omitted.

Description of reference numerals:

in the background art:

20 seat post

21 head 22 shaft

25 slotted hole

30 bearing seat

31 upper clip cover 32 lower clip cover

33 fixing part 34 fixing hole

35 perforation

In the examples:

1 seat cushion mounting mechanism

10 seat post head

11 head 12 neck

13 gap of clamping part 14

15 arc top surface 16 left long slotted hole

17 right long slotted hole 18 chute

20 seat bow clamping assembly

21 upper clamping piece

211, left upper hole part 212, right upper hole part

213 hemispherical recess 214

215 upper seat bow fixing groove

22 lower jaw

221 left lower hole 222 right lower hole

223 lower seat bow fixing groove 224 convex part

225 anti-slip raised line

30 locking assembly

31 left nut 32 left washer

33 left screw 34 right nut

35 Right washer 36 right screw

37 hemispherical head 38 body

39 slip-proof surface

A1, A2 axial direction

B seat rod

Center plane of F

R-shaped seat bow

W hexagonal spanner

Acute angle of theta 1 and theta 2

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings.

Referring now to fig. 1 to 3, a description will be given of an embodiment with reference to the drawings. The seat cushion mounting mechanism 1 comprises a seat rod head 10, an arch clamping component 20 and a locking component 30, wherein the seat cushion mounting mechanism 1 has a virtual central plane F, and in the embodiment, the structure of the seat cushion mounting mechanism 1 is symmetrical left and right with respect to the central plane F.

The seat post head 10 comprises a head 11, a neck 12 and a joint 13 integrally connected, the head 11 and the joint 13 are respectively located at the upper and lower ends of the neck 12, the head 11 has an arc top surface 15 (see fig. 3), the left and right sides of the arc top surface 15 are respectively provided with a left long slot hole 16 and a right long slot hole 17, the center of the arc top surface 15 is provided with a sliding groove 18, and the left and right long slot holes 16, 17 are communicated with the bottom surfaces of the arc top surface 15 and the head 11. A gap 14 (see fig. 2) is formed between the head portion 11 and the clamping portion 13 to facilitate the insertion of the hexagonal wrench W. The clamping portion 13 is used for clamping a seat post B, so that the seat post head 10 can be assembled on a vehicle frame (not shown) through the seat post B.

As shown in fig. 1 and 3, the seat bow clamping assembly 20 is slidably disposed on the arc-shaped top surface 15 of the head portion 11 and structurally comprises an upper clamping piece 21 and a lower clamping piece 22. The upper clamping piece 21 includes a left upper hole portion 211 and a right upper hole portion 212, and the left upper hole portion 211 and the right upper hole portion 212 are disposed at an interval on the upper clamping piece 21 and are communicated with the top and bottom surfaces of the upper clamping piece 21. In addition, the upper left hole 211 and the upper right hole 212 each include a hemispherical recess 213 and an opening 214 (refer to fig. 3 and 4), the hemispherical recess 213 is located at the top of the upper left hole 211, and the opening 214 is located below the hemispherical recess 213. The opening 214 is connected to the hemispherical recess 213, and the opening 214 is formed in an elongated shape (see fig. 4). The upper jaw 21 is further provided at a bottom surface thereof with two upper seat arch fixing grooves 215 spaced apart from each other, and the left upper hole portion 211 and the right upper hole portion 212 are positioned between the two upper seat arch fixing grooves 215 (see fig. 6).

Please refer to fig. 3 and fig. 6. The lower clip 22 also includes a left lower hole 221 and a right lower hole 222, the left lower hole 221 and the right lower hole 222 are also disposed on the lower clip 22 at an interval and communicate with the top and bottom surfaces of the lower clip 22, wherein the left upper hole 211 is closer to the center plane F than the left lower hole 221, and the right upper hole 212 is closer to the center plane F than the right lower hole 222 (see fig. 6). The lower jaw 22 has two lower seat arch fixing grooves 223 formed at intervals on the top surface thereof, and the left and right lower hole portions 221 and 222 are formed between the two lower seat arch fixing grooves 223, so that a seat arch R of a seat cushion can be effectively held by the upper and lower seat arch fixing grooves 215 and 223 (see fig. 1). Referring to fig. 5, the bottom surface of the lower clip 22 is provided with a protrusion 24 and a plurality of anti-slip ribs 25, when the lower clip 22 is disposed on the arc-shaped top surface 15, the protrusion 24 is slidably disposed in the sliding groove 18, and the anti-slip ribs 25 contact the arc-shaped top surface 15. The fitting action between the protrusion 24 and the slide groove 18 and the structural design of the anti-slip rib 25 reduce the possibility that the lower clip 22 will slip off the seat post head 10 directly.

Referring back to fig. 3, the locking assembly 30 is divided into two groups, one group includes a left nut 31, a left washer 32 and a left screw 33, and the other group includes a right nut 34, a right washer 35 and a right screw 36. The left and right nuts 31, 34 are each configured to include a hemispherical head portion 37 and a body portion 38 integrally connected to each other, and the hemispherical head portions 37 of the left and right nuts 31, 34 are respectively located in the hemispherical grooves 213 of the left and right upper hole portions 211, 212 (see fig. 6). The left washer 32 and the right washer 35 both have a slide stop surface 39 and are disposed below the left long slot 16 and the right long slot 17, respectively, as shown in fig. 6, the left screw 33 passes through the left washer 32 and sequentially passes through the left long slot 16, the left lower hole 221 and the left upper hole 211 to be screwed with the left nut 31, and the right screw 36 passes through the right washer 35 and sequentially passes through the right long slot 17, the right lower hole 222 and the right upper hole 212 to be screwed with the right nut 34. The angle between the axial direction A1 of the left screw 33 and the central plane F is an acute angle theta 1, the angle between the axial direction A2 of the right screw 36 and the central plane F is an acute angle theta 2, and the two acute angles theta 1 and theta 2 are the same. The locking assembly 30 can effectively lock the upper clip 21 and the lower clip 22 together.

Since the axial directions a1, a2 of the left and right screws 33, 36 form an acute angle with the center plane F, that is, the left and right screws 33, 36 are both disposed obliquely, when the rider needs to adjust the position of the seat cushion and needs to loosen the seat bow clamping assembly 20, the rider can easily loosen the left and right screws 33, 36 (see fig. 2) at a specific oblique angle using the allen wrench W, which is not easy to interfere with the seat post head 13 or the seat post B, thereby improving the convenience of adjusting the seat cushion. In addition, because the left and right slots 16, 17 of the seat post head 10 are both elongated, the left and right screws 33, 36 can move at different positions and angles, which can increase the freedom of the seat cushion adjustment and further help the rider adjust the seat cushion to the desired position. Finally, when the rider screws the left and right screws 33, 36, the hemispherical heads 37 of the left and right nuts 31, 34 can uniformly apply force to the upper clip 21 through the hemispherical grooves 213, and the upper clip 21 can be pressed against the lower clip 22, which is the feature of the present invention.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (6)

1. The utility model provides a saddle installation mechanism of easy dismouting, has a virtual central plane, and its characterized in that, this saddle installation mechanism includes:

a seat post head, which comprises an arc-shaped top surface, wherein the left side and the right side of the arc-shaped top surface are respectively provided with a left long groove hole and a right long groove hole;

a seat bow clamping component which is arranged on the arc top surface in a sliding way and comprises an upper clamping piece and a lower clamping piece, wherein the upper clamping piece is provided with a left upper hole part and a right upper hole part, the lower clamping piece is provided with a left lower hole part and a right lower hole part, the left upper hole part is communicated with the left lower hole part in a straight line way and corresponds to the left slotted hole, the right upper hole part is communicated with the right lower hole part in a straight line way and corresponds to the right slotted hole, and the top ends of the left upper hole part and the right upper hole part are respectively provided with a hemispherical groove;

a locking assembly, including a left screw, a left nut, a right screw and a right nut, the left screw passing through the left slotted hole, the left lower hole and the left upper hole, the right screw passing through the right slotted hole, the right lower hole and the right upper hole, the left nut and the right nut being disposed on the upper clip or the lower clip and being screwed with the left screw and the right screw respectively, so as to lock the upper clip and the lower clip together;

wherein, the included angle between the axial direction of the left screw and the central plane is an acute angle, and the included angle between the axial direction of the right screw and the central plane is also an acute angle.

2. The easy-to-mount/dismount bicycle saddle mounting mechanism as claimed in claim 1, wherein the center of the curved top surface further has a sliding slot, and the bottom surface of the lower clip further has a protrusion slidably disposed in the sliding slot of the curved top surface.

3. The easy-to-mount/dismount bicycle cushion mounting mechanism as claimed in claim 1, wherein the left nut and the right nut have a semi-spherical head and a body integrally connected, the semi-spherical head of the left nut is located in the semi-spherical recess of the left upper hole portion, and the semi-spherical head of the right nut is located in the semi-spherical recess of the right upper hole portion.

4. The easy-to-mount/dismount bicycle seat cushion mounting mechanism as claimed in claim 1, wherein the upper left hole portion and the upper right hole portion each have an opening respectively located below and respectively communicating with the two hemispherical recesses, each opening having a long strip shape.

5. The easy-to-mount/dismount bicycle seat cushion mounting mechanism as claimed in claim 1, wherein the bottom surface of the lower clip is provided with a plurality of anti-slip ribs.

6. The easy-to-mount/dismount bicycle seat cushion mounting mechanism as claimed in claim 1, wherein the upper clip has two upper seat arch fixing grooves formed in a bottom surface thereof, the lower clip has two lower seat arch fixing grooves formed in a bottom surface thereof, the two upper seat arch fixing grooves respectively correspond to the two lower seat arch fixing grooves, the upper left hole portion and the upper right hole portion are located between the two upper seat arch fixing grooves, and the lower left hole portion and the lower right hole portion are located between the two lower seat arch fixing grooves.

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