CN212861712U - Connecting rod type shock-absorbing seat tube - Google Patents
Connecting rod type shock-absorbing seat tube Download PDFInfo
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- CN212861712U CN212861712U CN202020974350.9U CN202020974350U CN212861712U CN 212861712 U CN212861712 U CN 212861712U CN 202020974350 U CN202020974350 U CN 202020974350U CN 212861712 U CN212861712 U CN 212861712U
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- connecting rod
- seat tube
- base
- pressing part
- main bracket
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Abstract
The utility model relates to a connecting rod formula seat pipe of moving away to avoid possible earthquakes, it contains at least: the main support, a pedestal, first connecting rod, second connecting rod and elastomer, this main support cover is located on a seat pipe, first connecting rod is located the front end of seat pipe, and between pin joint main support and the base, the second connecting rod is located the rear end of seat pipe, and between pin joint main support and the base, the main support, a pedestal, form a space between first connecting rod and the second connecting rod, and the elastomer then disposes in the space, and can simultaneously with the main support, a pedestal, first connecting rod and second connecting rod contact, utilize the elastomer can absorb the vibrations impact effectively, produce good effect of moving away to avoid possible earthquakes, let the user can be more comfortable when riding the bicycle.
Description
Technical Field
The utility model relates to a connecting rod formula seat pipe of moving away to avoid possible earthquakes mainly is applied to bicycle and electric motor car technical field.
Background
The bicycle is a commonly used vehicle, the manpower is used as the power source, the electric power or gasoline is not needed, the concept of environmental protection is achieved, and the bicycle is very suitable for being used as a common vehicle or a leisure sports device.
In order to solve the problem, a general bicycle is mostly provided with a shock absorbing device to absorb shock force, so that a user can feel comfortable when riding the bicycle when encountering a rugged and uneven road or a mountain-climbing road running on a stone road or a road with a fall terrain.
The shock absorbing device is usually installed on the handle, front fork, rear fork and seat tube under the seat cushion of the bicycle, and as for the shock absorbing device installed on the seat tube at present, for example, in the new patent publication No. M572852 in taiwan, an elastic component is installed inside the seat tube to achieve the shock absorbing effect through the elastic component.
However, the elastic assembly is installed inside the seat tube to prevent vibration, the elastic assembly must have a large stroke space to achieve the vibration-preventing effect, and the elastic assembly is covered by the seat tube, so that the tightness of the elastic assembly cannot be adjusted.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the connecting rod type shock absorbing seat tube changes the installation position of the elastic body, so that the elastic body can achieve the shock absorbing effect in a smaller stroke space, and the defects of the prior art are overcome.
In order to solve the technical problem, the utility model adopts the following technical scheme: a connecting rod type shock absorbing seat tube at least comprises: the device comprises a main bracket, a base, a first connecting rod, a second connecting rod and an elastic body; the main bracket is sleeved on a seat tube, and a first pressing part is arranged at the position, close to the center, of the main bracket; the base is used for pivotally connecting a seat cushion of the bicycle, and a second pressing part is arranged at the position, close to the center, of the base; the first connecting rod is positioned at the front end of the seat tube and is pivoted between the main bracket and the base, and a third pressing part is arranged at the position, close to the center, of the first connecting rod; the second connecting rod is positioned at the rear end of the seat tube and is pivoted between the main bracket and the base, and a fourth pressing part is arranged at the position of the second connecting rod, which is close to the center; the elastic body is arranged in a space surrounded by the first pressing part, the second pressing part, the third pressing part and the fourth pressing part and is contacted with the first pressing part, the second pressing part, the third pressing part and the fourth pressing part.
Preferably, the first, second, third and fourth pressing portions are respectively formed in an arc shape, the space is formed into a circular shape by the first, second, third and fourth pressing portions, and the elastic body is formed into a corresponding cylinder.
Preferably, the elastomer has a central bore.
Preferably, a positioning assembly is disposed between the elastic body and the main bracket for positioning the elastic body on the main bracket.
Preferably, the positioning assembly is provided with a convex block protruding out of the elastic body and a concave part relatively recessed into the main bracket.
Preferably, the first connecting rod and the second connecting rod are respectively connected to the main bracket and the base through a shaft, and the first connecting rod and the second connecting rod can movably rotate relative to the main bracket and the base by taking the shaft as an axis.
Preferably, the shaft is further provided with bearings, and the bearings are respectively arranged on two sides of the main bracket penetrated by the shaft and on two sides of the base penetrated by the shaft.
The utility model has the advantages that: through the demonstration of the technical means, when the bicycle vibrates, the base is vibrated by the cushion to be linked, and then presses against the first connecting rod and the second connecting rod, so that the first connecting rod and the second connecting rod can move relative to the main bracket and the base, the base can swing relative to the main bracket to press against the elastic body, and the movement of the first connecting rod and the second connecting rod can also press against the elastic body, so that the elastic body absorbs the vibration force, and the effect of shock absorption is achieved; especially, the elastomer is arranged between the base and the main bracket instead of being arranged inside the seat tube in the prior art, so that the elastomer can achieve a good shockproof effect only by a small stroke space, the practicability of the elastomer is greatly improved, and the economic benefit and the competitiveness of a product are improved.
The present invention will be described in further detail with reference to the accompanying drawings.
Drawings
FIG. 1 is a perspective view of the connecting rod type shock absorbing seat tube of the present invention.
FIG. 2 is an exploded view of the connecting rod type shock absorbing seat tube of the present invention.
FIG. 3 is a sectional view of the connecting rod type shock absorbing seat tube of the present invention.
FIG. 4 is a schematic view of the connecting rod type shock absorbing seat tube of the present invention.
Detailed Description
This create connecting rod formula shock absorber seat pipe, as shown in fig. 1 and fig. 2, it contains at least: a main stand 10, a base 20, a first link 30, a second link 40, and an elastic body 50. The main bracket 10 is sleeved on a seat tube 60, and the main bracket 10 has a first pressing portion 11 near the center, in the embodiment shown in the figure, the first pressing portion 11 may be formed in an arc shape. The base 20 is used for pivotally connecting a seat cushion (not shown) of the bicycle, and the base 20 has a second pressing portion 21 near the center, in the embodiment shown in the figure, the second pressing portion 21 may form an arc shape. The first connecting rod 30 is located at the front end of the seat tube 60 and pivotally connected between the main support 10 and the base 20, the first connecting rod 30 is connected to the main support 10 and the base 20 through a shaft 71, bearings 72 are respectively disposed on two sides of the shaft 71 penetrating the main support 10 and two sides of the shaft 71 penetrating the base 20, so that the first connecting rod 30 can movably rotate relative to the main support 10 and the base 20 by taking the shaft 71 as an axis, and a third pressing portion 31 is disposed near the center of the first connecting rod 30, in the embodiment shown in the figure, the third pressing portion 31 can form an arc shape.
The second connecting rod 40 is located at the rear end of the seat tube 60 and pivotally connected between the main support 10 and the base 20, the second connecting rod 40 is connected to the main support 10 and the base 20 through a shaft 71, bearings 72 are respectively disposed on two sides of the shaft 71 penetrating the main support 10 and two sides of the shaft 71 penetrating the base 20, so that the second connecting rod 40 can movably rotate relative to the main support 10 and the base 20 with the shaft 71 as an axis, and a fourth pressing portion 41 is disposed near the center of the second connecting rod 40, in the embodiment shown in the figure, the fourth pressing portion 41 can form an arc shape.
The elastic body 50 is disposed in a space S surrounded by the first, second, third and fourth pressing portions 11, 21, 31, 41, and the elastic body 50 is in contact with the first, second, third and fourth pressing portions 11, 21, 31, 41; in the embodiment shown in the figures, the space S is formed in a circular shape by the first, second, third and fourth pressing portions 11, 21, 31, 41, the elastic body 50 is formed in a corresponding cylinder, and the elastic body 50 has a central hole 51.
Wherein, a positioning component is arranged between the elastic body 50 and the main support 10 for positioning the elastic body 50 on the main support 10; in the embodiment shown in the figure, the positioning component may be provided with a protrusion 52 protruding from the elastic body 50, and a recess 12 relatively recessed into the main support 10, the recess 12 being relatively located at the first pressing portion 11, and as shown in fig. 3, the elastic body 50 may be positioned on the main support 10 by the protrusion 52 being engaged in the recess 12; of course, the positioning component can also be realized by a generally conventional fixing means.
Therefore, when a user starts to ride the bicycle on the seat cushion and vibrates, as shown in fig. 4, the base 20 is linked with the seat cushion which is vibrated, and further presses the first connecting rod 30 and the second connecting rod 40, so that the first connecting rod 30 and the second connecting rod 40 can move relative to the main bracket 10 and the base 50, the base 20 can swing relative to the main bracket 10 to press the elastic body 50, and the movement of the first connecting rod 30 and the second connecting rod 40 can also press the elastic body 50, so that the elastic body 50 absorbs the vibration force, and the effect of shock absorption is achieved. It should be noted that the elastic body 50 is disposed between the base 20 and the main bracket 10, rather than inside the seat tube 60 as in the prior art, so that the elastic body 50 can achieve good shock-proof effect with a small stroke space.
Claims (7)
1. A connecting rod type shock absorbing seat tube at least comprises: the device comprises a main bracket, a base, a first connecting rod, a second connecting rod and an elastic body; the method is characterized in that: the main bracket is sleeved on a seat tube, and a first pressing part is arranged at the position, close to the center, of the main bracket; the base is used for pivotally connecting a seat cushion of the bicycle, and a second pressing part is arranged at the position, close to the center, of the base; the first connecting rod is positioned at the front end of the seat tube and is pivoted between the main bracket and the base, and a third pressing part is arranged at the position, close to the center, of the first connecting rod; the second connecting rod is positioned at the rear end of the seat tube and is pivoted between the main bracket and the base, and a fourth pressing part is arranged at the position of the second connecting rod, which is close to the center; the elastic body is arranged in a space surrounded by the first pressing part, the second pressing part, the third pressing part and the fourth pressing part and is contacted with the first pressing part, the second pressing part, the third pressing part and the fourth pressing part.
2. The link-type suspension seat tube as set forth in claim 1, wherein: the first, second, third and fourth pressing parts form arc separately, and the space is a circle formed by the first, second, third and fourth pressing parts, and the elastic body is a corresponding cylinder.
3. The link-type suspension seat tube as set forth in claim 1, wherein: the elastic body is provided with a central hole.
4. The link-type suspension seat tube as set forth in claim 1, wherein: a positioning assembly is arranged between the elastic body and the main bracket for positioning the elastic body on the main bracket.
5. The link-type suspension seat tube as set forth in claim 4, wherein: the positioning component is provided with a convex block protruding out of the elastic body and a concave part relatively recessed into the main bracket.
6. The link-type suspension seat tube as set forth in claim 1, wherein: the first connecting rod and the second connecting rod are respectively connected with the main bracket and the base through a shaft element, and the first connecting rod and the second connecting rod can movably rotate relative to the main bracket and the base by taking the shaft element as an axis.
7. The link-type suspension seat tube as set forth in claim 6, wherein: the shaft is further provided with bearings, and the bearings are respectively arranged on two sides of the main bracket penetrated by the shaft and on two sides of the base penetrated by the shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020974350.9U CN212861712U (en) | 2020-05-22 | 2020-05-22 | Connecting rod type shock-absorbing seat tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020974350.9U CN212861712U (en) | 2020-05-22 | 2020-05-22 | Connecting rod type shock-absorbing seat tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212861712U true CN212861712U (en) | 2021-04-02 |
Family
ID=75208325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020974350.9U Active CN212861712U (en) | 2020-05-22 | 2020-05-22 | Connecting rod type shock-absorbing seat tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212861712U (en) |
-
2020
- 2020-05-22 CN CN202020974350.9U patent/CN212861712U/en active Active
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