CN203698542U - Bicycle folding mechanism - Google Patents
Bicycle folding mechanism Download PDFInfo
- Publication number
- CN203698542U CN203698542U CN201320423759.1U CN201320423759U CN203698542U CN 203698542 U CN203698542 U CN 203698542U CN 201320423759 U CN201320423759 U CN 201320423759U CN 203698542 U CN203698542 U CN 203698542U
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- CN
- China
- Prior art keywords
- folding mechanism
- bicycle folding
- joint
- armed lever
- arm
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a bicycle folding mechanism comprising a main body tripod. The main body tripod is formed by a first arm rod, a second arm rod and a third arm rod, wherein the second arm rod is arranged on the upper part of the first arm rod via a cup-joint structure; the third arm rod is formed by a lower support arm and an upper support arm; and the lower support arm is detachably assembled on the upper support arm via an adaptor, so the bicycle folding mechanism can transfer between a folding state and an expanding state. By the use of the bicycle folding mechanism, strength of the folding mechanism can be effectively enhanced with stable performance; and the bicycle folding mechanism is characterized by convenient detachment, quick operation, simple structure and low cost, so the bicycle folding mechanism is a product possessing technical superiority.
Description
[technical field]
The utility model relates to a kind of bicycle folding mechanism.
[background technology]
According to investigations, current bicycle mostly on the market is single tube foldable structure, and intensity is relatively low, while use on region, mountain region, easily cause connection structure fracture, to cause the generation of safety misadventure, certainly also occurred the structure of some spiders, but complex structure, part is many, and cost of manufacture is high; In order to address these problems, I have developed a kind of bicycle folding mechanism.
[utility model content]
The purpose of this utility model technical matters to be solved is that a kind of bicycle folding mechanism will be provided, and it can effectively improve the intensity of bicycle folding mechanism, and easy accessibility, swift to operate, simple in structure, the feature of low cost of manufacture.
The utility model will solve the technical scheme that its technical matters adopts: a kind of bicycle folding mechanism, comprise main body spider, and described main body spider comprises the first armed lever, the second armed lever and the 3rd armed lever; Described the second armed lever is installed in the top of described the first armed lever by socket join structure, described the 3rd armed lever is divided into lower branch arm and upper branch arm, described lower branch arm is removably assembled in described upper branch arm by adapter, changes unfolding between state and deployed condition with this bicycle folding mechanism.
Preferably, described socket join structure comprises the sleeve pipe that is fixed in described the second armed lever, is positioned at the damper element of all sleeve pipes.
Preferably, described damper element is made up of elastomeric material.
Preferably, described adapter comprise be fixed in described lower branch arm joint one, be fixed in the joint two of described upper branch arm, and be connected in the adapter sleeve of described joint one and described joint two.
Preferably, outer surface thread section and spline that described joint one is provided with, described joint two is provided with the spline for accommodating described spline, and described adapter sleeve is provided with internal thread segment; It is fixing that described adapter sleeve is bolted in described joint one.
Preferably, described joint one is provided with conical recess, and described joint two is provided with the bullet with described conical recess; It is fixing that described adapter sleeve is bolted in described joint one.
Preferably, described adapter sleeve is provided with Locking Device.
Preferably, the below of described socket join structure is provided with anti-pivoted arm, and top is provided with swivel nut, and described anti-pivoted arm and described swivel nut are all established Locking Device.
Preferably, described Locking Device is screw.
The utility model is compared produced beneficial effect with background technology:
Owing to adopting above-mentioned technical scheme, it can effectively improve the intensity of bicycle folding mechanism, stable performance; And easy accessibility, swift to operate, simple in structure, the feature of low cost of manufacture; It is a kind of technical superior product.
[brief description of the drawings]
Fig. 1 is the deployed condition structural representation of the bicycle folding mechanism of embodiment of the present utility model;
Fig. 2 is the structural representation of socket join structure of the present utility model;
Fig. 3 is the adapter structural representation of embodiment of the present utility model;
Fig. 4 is that Fig. 3 is along A-A line section-drawing;
Fig. 5 is the adapter structural representation of another embodiment of the present utility model.
[detailed description of the invention]
In specification sheets, the shape of bicycle folding mechanism, size can not done special restriction, can suitably adjust according to actual needs.
In specification sheets, all direction explanations, only to narrate and help reader understanding's the utility model for more convenient, instead of restriction the utility model, particularly can not be interpreted as position, the restriction of orientation to the utility model application, because if narration conversely, position, orientation also will be contrary.
In specification sheets, the making material of bicycle folding mechanism can not done special restriction, can select metal or non-metallic material to make, the tubing that conventional aluminum or steel material are made in the time selecting metallic material.
Below in conjunction with accompanying drawing, by detailed description of the invention of the present utility model is further described, make the technical solution of the utility model and beneficial effect thereof clearer, clear and definite.
Refer to shown in Fig. 1, it,, for a kind of bicycle folding mechanism that the utility model preferred embodiments provides, comprises main body spider, and described main body spider comprises the first armed lever 1, the second armed lever 2 and the 3rd armed lever 3; Described the second armed lever 2 is installed in the top of described the first armed lever 2 by socket join structure 4, described the 3rd armed lever 3 is divided into lower branch arm 31 and upper branch arm 32, described lower branch arm 32 is removably assembled in described upper branch arm 32 by adapter 5, changes unfolding between state and deployed condition with this bicycle folding mechanism.
As shown in Figure 2, the concrete structure of socket join structure 4, it comprises the sleeve pipe 41 that is fixed in described the second armed lever 2, is positioned at the damper element 42 of all sleeve pipes 41.The below of described socket join structure 4 is provided with anti-pivoted arm 6, and top is provided with swivel nut 7, and described anti-pivoted arm 6 and described swivel nut 7 are all established Locking Device 71.
Anti-pivoted arm 6 is fixed in the below of socket join structure 4, on anti-pivoted arm 6, can be provided with latching device 61, and damper element 42 is made up of elastomeric material, preferably nylon, and the materials such as rubber, can be single, also can be made into by compound material.In when motion, can effectively reduce the damage that vibration and friction cause, effectively extend bicycle service life.
As shown in Figure 3 and Figure 4, the concrete structure of adapter 5, it comprise be fixed in described lower branch arm 31 joint 1, be fixed in the joint 2 52 of described upper branch arm 32, and be connected in the adapter sleeve 53 of described joint 1 and described joint 2 52.Joint 1 and the affixed form of joint 2 52 can select to adopt the mode of welding, the outer surface thread section 511 that joint 1 is provided with and spline 512, described joint 2 52 is provided with the spline 521 for accommodating described spline 512, and described adapter sleeve 53 is provided with internal thread segment 531; It is fixing that described adapter sleeve 53 is bolted in described joint 1.Spline 512 and spline 521 coordinate stressed face width, and Stability Analysis of Structures is not easy loosening phenomenon, effectively improves the problem of cyclery regularity oftimekeeping and vibration.
Adapter sleeve 53 is provided with Locking Device 532, and Locking Device 532 can be preferably screw.Highly versatile, cost is low, easily operation.
As shown in Figure 5, in another the specific embodiment situation identical with general structure in the above embodiments, identical part no longer repeats, outside difference, be the concrete structure of adapter 50, can reduce manufacture difficulty and reduce manufacturing cost, be provided with conical recess 502 at joint 1, described joint 2 503 is provided with the bullet 504 with described conical recess 502; It is fixing that described adapter sleeve 505 is bolted in described joint 1.
Comprehensive foregoing and in the lump by reference to the accompanying drawings, further describes the operating process that unfolds of the present embodiment:
When folding, Locking Device is unclamped, adapter sleeve is rotated, so that internal thread segment moves to disengaging with respect to thread segment, making joint one leave joint two, the second armed levers can rotate around the axle center N-N line of the first armed lever, so that bicycle unfolds.Simple and quick like this, parts are relatively few, and manufacturing cost has also declined.
By the description of above-mentioned structure; person of ordinary skill in the field is to be understood that; the utility model is not limited to above-mentioned detailed description of the invention; on the utility model basis, adopt the improvement of techniques well known and substitute and all drop on protection domain of the present utility model, should be limited by each claim.
Claims (9)
1. a bicycle folding mechanism, comprises main body spider, it is characterized in that: described main body spider comprises the first armed lever, the second armed lever and the 3rd armed lever; Described the second armed lever is installed in the top of described the first armed lever by socket join structure, described the 3rd armed lever is divided into lower branch arm and upper branch arm, described lower branch arm is removably assembled in described upper branch arm by adapter, changes unfolding between state and deployed condition with this bicycle folding mechanism.
2. bicycle folding mechanism according to claim 1, is characterized in that: described socket join structure comprises the sleeve pipe that is fixed in described the second armed lever, is positioned at the damper element of all sleeve pipes.
3. bicycle folding mechanism according to claim 2, is characterized in that: described damper element is made up of elastomeric material.
4. according to the bicycle folding mechanism described in any one of claim 1-3, it is characterized in that: described adapter comprise be fixed in described lower branch arm joint one, be fixed in the joint two of described upper branch arm, and be connected in the adapter sleeve of described joint one and described joint two.
5. bicycle folding mechanism according to claim 4, is characterized in that: outer surface thread section and spline that described joint one is provided with, and described joint two is provided with the spline for accommodating described spline, and described adapter sleeve is provided with internal thread segment; It is fixing that described adapter sleeve is bolted in described joint one.
6. bicycle folding mechanism according to claim 4, is characterized in that: described joint one is provided with conical recess, and described joint two is provided with the bullet with described conical recess; It is fixing that described adapter sleeve is bolted in described joint one.
7. according to the bicycle folding mechanism described in claim 5 or 6, it is characterized in that: described adapter sleeve is provided with Locking Device.
8. bicycle folding mechanism according to claim 1, is characterized in that: the below of described socket join structure is provided with anti-pivoted arm, and top is provided with swivel nut, and described anti-pivoted arm and described swivel nut are all established Locking Device.
9. bicycle folding mechanism according to claim 8, is characterized in that: described Locking Device is screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320423759.1U CN203698542U (en) | 2013-07-16 | 2013-07-16 | Bicycle folding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320423759.1U CN203698542U (en) | 2013-07-16 | 2013-07-16 | Bicycle folding mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203698542U true CN203698542U (en) | 2014-07-09 |
Family
ID=51049020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320423759.1U Expired - Fee Related CN203698542U (en) | 2013-07-16 | 2013-07-16 | Bicycle folding mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203698542U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103407535A (en) * | 2013-07-16 | 2013-11-27 | 管永豪 | Bicycle folding mechanism |
-
2013
- 2013-07-16 CN CN201320423759.1U patent/CN203698542U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103407535A (en) * | 2013-07-16 | 2013-11-27 | 管永豪 | Bicycle folding mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140709 Termination date: 20170716 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |