CN221418511U - Folding type power-assisted soft tail car frame - Google Patents
Folding type power-assisted soft tail car frame Download PDFInfo
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- CN221418511U CN221418511U CN202323371780.4U CN202323371780U CN221418511U CN 221418511 U CN221418511 U CN 221418511U CN 202323371780 U CN202323371780 U CN 202323371780U CN 221418511 U CN221418511 U CN 221418511U
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- frame
- inner cavity
- mounting block
- middle connecting
- battery
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- 238000000034 method Methods 0.000 claims abstract description 11
- 238000013016 damping Methods 0.000 claims abstract description 5
- 230000035939 shock Effects 0.000 claims description 13
- 238000010521 absorption reaction Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 description 8
- 230000009286 beneficial effect Effects 0.000 description 5
- 230000003139 buffering effect Effects 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000003190 viscoelastic substance Substances 0.000 description 1
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Abstract
The utility model relates to the technical field of power-assisted bicycles, in particular to a foldable power-assisted soft tail frame which comprises a front frame, a rear frame and a middle connecting frame, wherein the middle connecting frame is arranged between the front frame and the rear frame, a damping component is further arranged between the middle connecting frame and the rear frame, and impact force in the movement process of a bicycle is absorbed through the damping component. The utility model can solve the problems that the weight of the rear frame positioned at the rear part of the bicycle needs to be supported relatively high due to the existence of the battery, and the rear frame can be fatigued and broken due to larger pressure caused by jolt during use.
Description
Technical Field
The utility model relates to the technical field of power-assisted bicycles, in particular to a folding power-assisted soft tail frame.
Background
Bicycles are often seen to be used in life, and are of many different types, wherein a booster bicycle is a bicycle that can assist in traveling.
The frame system of a power assisted bicycle mainly refers to the main body frame portion of the bicycle. Generally, the device is divided into a head pipe, a seat pipe, a front frame and a rear frame. The frame system is the center of a bicycle, and other parts of the bicycle are connected with the frame parts to form a complete bicycle. The power-assisted bicycle has the advantages that due to the existence of the battery, the weight required to be supported by the rear frame at the rear part of the bicycle is relatively high, and when the power-assisted bicycle is used, larger pressure can be caused due to jolt of running, so that the rear frame can be fatigued and broken.
Disclosure of utility model
In order to make up for the defects, the application provides a folding type power-assisted soft tail bicycle frame, which aims to solve the problems that the power-assisted bicycle in the prior art has relatively high weight required to be supported by a rear frame positioned at the rear part of the bicycle due to the existence of a battery, and the rear frame can be fatigued and broken due to larger pressure caused by jolt during use.
In order to achieve the above purpose, the present application adopts the following technical scheme: the utility model provides a foldable helping hand soft tail frame, includes preceding frame, back frame and middle part link, the middle part link sets up between preceding frame and back frame, still be provided with damper between middle part link and the back frame, through damper absorbs the impact force of bicycle motion in-process.
Through adopting above-mentioned device, when the bicycle received vibrations, damper received the extrusion of middle part link and back frame, damper extrusion produced deformation and accumulated elastic potential energy, and buffering shock attenuation is carried out to vibrations, can reduce the swing range of user when riding, promotes the comfort level of riding to damper can also alleviate the pressure of back frame, prolongs the life of back frame.
As a further description of the above technical solution:
the damping component comprises an elastic piece, a first mounting block and a second mounting block, and the end part of the elastic piece is connected with the first mounting block and the second mounting block respectively.
The first installation block is provided with a first rotating shaft, the second installation block is provided with a second rotating shaft, the first installation block is connected with the middle connecting frame through the first rotating shaft, and the second installation block is connected with the rear frame through the second rotating shaft.
Through adopting above-mentioned device, the both ends of elastic component respectively with first installation piece and second installation piece fixed connection, and first installation piece rotates through first pivot and middle part link to be connected, the second installation piece then rotates through second pivot and back frame to install the elastic component between middle part link and back frame, be favorable to alleviateing the jolt that the bicycle produced in the process of traveling, make the bicycle travel more steady, safer, simultaneously, can also alleviateed the back frame's supporting pressure through the elastic component, lead to cracked condition through being favorable to reducing back frame because of the too big tired production of pressure.
As a further description of the above technical solution:
the middle connecting frame comprises a seat pipe and a supporting pipe, the seat pipe is arranged at the upper end of the supporting pipe and is connected with the supporting pipe, one end of the supporting pipe is connected with the front frame, and the other end of the supporting pipe is connected with the rear frame.
By adopting the device, the support tube is connected with the front frame and the rear frame, the bottom and the side wall of the seat tube are connected with the support tube, and the support tube and the seat tube enclose into a shape similar to a triangle, thereby being beneficial to increasing the structural strength of the middle connecting frame.
As a further description of the above technical solution:
The front frame is internally provided with a first inner cavity, the seat tube is internally provided with a second inner cavity, and the first inner cavity and the second inner cavity are used for installing a battery.
By adopting the device, the batteries in the first inner cavity and the second inner cavity can be used for supplying power singly or in combination, so that the driving mileage of the booster bicycle can be increased.
As a further description of the above technical solution:
And fixing pieces are arranged in the first inner cavity and the second inner cavity, and the movement of the battery is limited through the fixing pieces.
By adopting the device, the fixing piece is used for fixing the positions of the batteries in the first inner cavity and the second inner cavity.
As a further description of the above technical solution:
The mounting includes parcel layer, buffer layer and tie layer, the parcel layer sets up in the outside of battery, the buffer layer sets up between parcel layer and tie layer.
Through adopting above-mentioned device, the parcel layer parcel is in the outside of battery, and the inlayer department at first inner chamber and second inner chamber is fixed to the articulamentum, restricts the motion of battery through parcel layer and articulamentum, and the buffer layer then can play buffering cushioning's effect, protects the battery, has reduced the battery effectively and can lead to the fact wearing and tearing because of the highway section of jolting in the process of traveling, and the circumstances that can lead to the fact the damage of battery through long-time striking and wearing and tearing.
As a further description of the above technical solution:
The second inner cavity is provided with a bearing piece, the bearing piece is arranged at the lower end of the fixing piece, and the bearing piece is fixedly connected with the inner wall of the seat tube.
Through adopting above-mentioned device, bearing spare bearing battery weight has reduced the condition emergence that the battery dropped out from the second inner chamber effectively.
As a further description of the above technical solution:
a folding piece is arranged between the front frame and the middle connecting frame, and the front frame is connected with the middle connecting frame through the folding piece.
Through adopting above-mentioned device, the front frame rotates through the folding piece with the middle part link to be connected, draws close the realization folding with the middle part link to the front frame, is favorable to reducing the occupation space of bicycle, is convenient for transport and deposit.
The application has the following beneficial effects:
1. According to the application, the two ends of the elastic piece are fixedly connected with the first mounting block and the second mounting block respectively, the first mounting block is rotationally connected with the middle connecting frame through the first rotating shaft, and the second mounting block is rotationally connected with the rear frame through the second rotating shaft, so that the elastic piece is mounted between the middle connecting frame and the rear frame, the jolt of a bicycle in the running process is reduced, the bicycle is enabled to run more stably and safely, meanwhile, the supporting pressure of the rear frame can be reduced through the elastic piece, and the situation that the rear frame breaks due to fatigue caused by overlarge pressure is reduced.
2. According to the application, the wrapping layer wraps the battery, the connecting layer is fixed on the inner walls of the first inner cavity and the second inner cavity, the movement of the battery is limited by the wrapping layer and the connecting layer, and the buffer layer can play a role in buffering and damping, so that the battery is protected, and the situation that the battery is possibly worn due to a bumpy road section in the running process and possibly damaged due to long-time impact and wear is effectively reduced.
Drawings
FIG. 1 is a schematic view of the overall structure of a foldable power assisted soft tail frame according to an embodiment of the present utility model;
FIG. 2 is a schematic illustration of a folding type assist soft tail frame shock absorbing assembly according to an embodiment of the present utility model;
FIG. 3 is a cross-sectional view of a folding assist soft tail frame according to an embodiment of the present utility model;
FIG. 4 is an enlarged view of portion A of FIG. 3;
fig. 5 is an enlarged view of a portion B in fig. 3.
Legend description:
1. A front frame; 11. a first lumen; 2. a rear frame; 3. a middle connecting frame; 31. a seat tube; 311. a second lumen; 32. a support tube; 4. a shock absorbing assembly; 41. an elastic member; 42. a first mounting block; 421. a first rotating shaft; 43. a second mounting block; 431. a second rotating shaft; 5. a battery; 6. a fixing member; 61. a wrapping layer; 62. a buffer layer; 63. a connection layer; 7. a support; 8. a folding member.
Detailed Description
The application is described in further detail below with reference to fig. 1-5.
Examples:
The utility model provides a foldable helping hand soft tail frame, as shown in fig. 1, includes preceding frame 1, back frame 2 and middle part link 3, and middle part link 3 is located between preceding frame 1 and the back frame 2 to middle part link 3 can dismantle with preceding frame 1 and back frame 2 and be connected, wherein, is provided with damper 4 between middle part link 3 and the back frame 2, and damper 4's tip articulates with middle part link 3 and back frame 2 respectively.
When the bicycle runs on a hollow road, the bicycle body can vibrate, the shock absorbing component 4 positioned between the middle connecting frame 3 and the rear frame 2 is compressed to deform and store elastic potential energy, and the shock absorbing component 4 absorbs and relieves the shock, so that the shock of the bicycle body is effectively reduced, and riding is more stable and safer. In addition, the shock absorption component 4 can also reduce the abrasion of the road surface to the vehicle body and prolong the service life of the bicycle.
As shown in fig. 1, in the present embodiment, the middle connecting frame 3 includes a seat tube 31 and a support tube 32, wherein one end of the support tube 32 is rotatably connected with the front frame 1, the other end is in threaded connection with the rear frame 2 via a bolt, the seat tube 31 is located at the upper end of the support tube 32, and the bottom of the seat tube 31 and the side wall near one side of the front frame 1 are fixedly connected with the support tube 32, so that the support tube 32 and the seat tube 31 form an approximately triangular shape, which is beneficial to increasing the structural strength of the middle connecting frame 3 and capable of bearing larger pressure.
As shown in fig. 1, in this embodiment, a folding member 8 is disposed between the front frame 1 and the support tube 32, and the front frame 1 and the support tube 32 are rotatably connected by the folding member 8, so that when the bicycle is not used, the front frame 1 and the middle connecting frame 3 can be folded in half to achieve folding, which is beneficial to reducing the occupied space of the bicycle and increasing the portability of the bicycle.
As shown in fig. 1-2, in the present embodiment, the shock absorbing assembly 4 includes an elastic member 41, a first mounting block 42 and a second mounting block 43, and two ends of the elastic member 41 are fixedly connected with the first mounting block 42 and the second mounting block 43, respectively. Wherein, one side of the first mounting block 42 far away from the elastic member 41 is connected with a first rotating shaft 421, one side of the second mounting block 43 far away from the elastic member 41 is connected with a second rotating shaft 431, the first mounting block 42 is rotatably connected with the side wall of the seat tube 31 near to the rear frame 2 through the first rotating shaft 421, and the second mounting block 43 is rotatably connected with the upper portion of the rear frame 2 through the second rotating shaft 431.
When in use, the elastic piece 41 connected between the seat tube 31 and the rear frame 2 can lighten the vibration generated by the bicycle in the running process and increase the stability and the safety of the bicycle in the running process. Meanwhile, the supporting pressure of the rear frame 2 can be relieved through the elastic piece 41, so that the situation that the rear frame 2 is broken due to fatigue caused by overlarge pressure is reduced. In this embodiment, the elastic member 41 is a spring damper.
As shown in fig. 3, in this embodiment, a first inner cavity 11 is disposed in the front frame 1, a second inner cavity 311 is disposed in the seat tube 31, and the batteries 5 of the booster bicycle are respectively mounted in the first inner cavity 11 and the second inner cavity 311, so that the batteries 5 in the first inner cavity 11 and the second inner cavity 311 can supply power to the bicycle independently or in combination, which is beneficial to increasing the service time and the driving mileage of the bicycle and realizing booster riding.
As shown in fig. 3-5, in order to fix the battery 5, in this embodiment, the fixing members 6 are disposed in the first inner cavity 11 and the second inner cavity 311, and the movement of the battery 5 is limited by the fixing members 6. The fixing member 6 includes a wrapping layer 61, a buffer layer 62 and a connecting layer 63, the wrapping layer 61 wraps the battery 5, the buffer layer 62 is located outside the wrapping layer 61, the connecting layer 63 is located outside the buffer layer 62, and the connecting layer 63 is connected with the front frame 1 and the inner wall of the seat tube 31. In this embodiment, the material of the wrapping layer 61 is rubber, the material of the buffer layer 62 is buffer cotton, and the material of the connecting layer 63 is viscoelastic material.
When the bicycle moves, the buffer layer 62 wraps the battery 5 through the wrapping layer 61, so that the function of shock absorption and buffering can be achieved, the situation that the battery 5 possibly collides and wears due to a bumpy road section in the running process is reduced, the battery 5 is protected, and the service life of the battery 5 is prolonged.
In addition, as shown in fig. 3-4, the second inner cavity 311 is vertically disposed, and in order to reduce the falling-out of the battery 5 from the second inner cavity 311, a supporting member 7 is disposed in the second inner cavity 311, the supporting member 7 is located below the fixing member 6, and the battery 5 is mounted on the supporting member 7, and the battery 5 is supported by the supporting member 7.
Working principle: when the bicycle runs on a bumpy road section, the bicycle body vibrates, the elastic piece 41 is extruded by the rear frame 2 and the seat tube 31, and then elastic deformation is generated to absorb and relieve the vibration, so that the vibration of the bicycle body is reduced, meanwhile, the battery 5 possibly collides with the front frame 1 and the inner wall of the seat tube 31 due to the bumpy road section in the running process, the special structure of the buffer layer 62 enables the battery to have good energy absorption and shock absorption performance, and when the impact force of the battery acts on the buffer layer 62, the air holes in the buffer layer 62 are compressed, so that the impact force is converted into internal energy, and the impact force of the battery is reduced.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (5)
1. The foldable power-assisted soft tail frame is characterized by comprising a front frame (1), a rear frame (2) and a middle connecting frame (3), wherein the middle connecting frame (3) is arranged between the front frame (1) and the rear frame (2), a shock absorption component (4) is arranged between the middle connecting frame (3) and the rear frame (2), and the shock absorption component (4) is used for absorbing impact force in the movement process of a bicycle;
The middle connecting frame (3) comprises a seat pipe (31) and a supporting pipe (32), wherein the seat pipe (31) is arranged at the upper end of the supporting pipe (32) and is connected with the supporting pipe (32), one end of the supporting pipe (32) is connected with the front frame (1), and the other end of the supporting pipe (32) is connected with the rear frame (2);
A first inner cavity (11) is formed in the front frame (1), a second inner cavity (311) is formed in the seat tube (31), and the first inner cavity (11) and the second inner cavity (311) are used for installing a battery (5);
Fixing pieces (6) are arranged in the first inner cavity (11) and the second inner cavity (311), and the movement of the battery (5) is limited through the fixing pieces (6);
The fixing piece (6) comprises a wrapping layer (61), a buffer layer (62) and a connecting layer (63), wherein the wrapping layer (61) is arranged outside the battery (5), and the buffer layer (62) is arranged between the wrapping layer (61) and the connecting layer (63).
2. A foldable booster soft tail frame as claimed in claim 1, characterized in that the damping assembly (4) comprises an elastic member (41), a first mounting block (42) and a second mounting block (43), the ends of the elastic member (41) being connected to the first mounting block (42) and the second mounting block (43), respectively.
3. The foldable power-assisted soft tail frame according to claim 2, wherein a first rotating shaft (421) is arranged on the first mounting block (42), a second rotating shaft (431) is arranged on the second mounting block (43), the first mounting block (42) is connected with the middle connecting frame (3) through the first rotating shaft (421), and the second mounting block (43) is connected with the rear frame (2) through the second rotating shaft (431).
4. The foldable booster soft tail frame according to claim 1, wherein the second inner cavity (311) is provided with a supporting member (7), the supporting member (7) is arranged at the lower end of the fixing member (6), and the supporting member (7) is fixedly connected with the inner wall of the seat tube (31).
5. A foldable booster soft tail frame according to claim 1, characterized in that a folding piece (8) is arranged between the front frame (1) and the middle connecting frame (3), and the front frame (1) and the middle connecting frame (3) are connected through the folding piece (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323371780.4U CN221418511U (en) | 2023-12-11 | 2023-12-11 | Folding type power-assisted soft tail car frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323371780.4U CN221418511U (en) | 2023-12-11 | 2023-12-11 | Folding type power-assisted soft tail car frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221418511U true CN221418511U (en) | 2024-07-26 |
Family
ID=92010269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323371780.4U Active CN221418511U (en) | 2023-12-11 | 2023-12-11 | Folding type power-assisted soft tail car frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221418511U (en) |
-
2023
- 2023-12-11 CN CN202323371780.4U patent/CN221418511U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |