CN209719810U - A kind of flexible vehicle frame and electric bicycle and its bicycle using it - Google Patents
A kind of flexible vehicle frame and electric bicycle and its bicycle using it Download PDFInfo
- Publication number
- CN209719810U CN209719810U CN201920105686.9U CN201920105686U CN209719810U CN 209719810 U CN209719810 U CN 209719810U CN 201920105686 U CN201920105686 U CN 201920105686U CN 209719810 U CN209719810 U CN 209719810U
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- CN
- China
- Prior art keywords
- telescopic frame
- needle roller
- frame component
- bicycle
- vehicle frame
- 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.)
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Abstract
The utility model discloses a kind of flexible vehicle frame and using its electric bicycle and its bicycle, including bicycle beam, telescopic frame component and needle roller components, the telescopic frame component is set in the bicycle beam, the needle roller components are set to the telescopic frame module inner, the needle roller components are slided on the bicycle beam outer surface with the telescopic frame component, after by adopting the above technical scheme, needle roller components and rolling assembly can make telescopic frame component swimmingly slide in bicycle beam, frictional force caused by bicycle beam is directly contacted to reduce expansion bracket component, the damage to bicycle beam surface is reduced simultaneously, prevent sandstone particle from blocking expansion bracket component, prevent expansion bracket component is from sliding.
Description
Technical field
The utility model relates to the fields for the vehicle frame that stretches, specifically, being to be related to its electronic of a kind of flexible vehicle frame and application
Bicycle and its bicycle.
Background technique
The existing flexible vehicle frame for electric bicycle and bicycle is typically all integrally molded molding, the vehicle frame bodily form compared with
Greatly, storage gets up to take up space, and onboard goes out to play to carry to put, and needs to be placed on the luggage carrier of roof, Bu Nengfang
To boot perhaps stair activity, enter and leave the complex environments such as subway when inconvenient or the storage that can stretch vehicle frame knot
Structure is complicated, and inconvenience of stretching has some setbacks, and is easily damaged the bicycle beam of vehicle frame.
Utility model content
The main purpose of the utility model is to provide a kind of flexible vehicle frame and application its electric bicycle and its
Bicycle, upper defect can be overcome, it is convenient to stretch, and smooth, can save occupied space.
To achieve the above object, technical solution adopted in the utility model is: a kind of flexible vehicle frame and the electricity using it
Dynamic bicycle and its bicycle, including bicycle beam, telescopic frame component and needle roller components, the telescopic frame component are arranged
In the bicycle beam, the needle roller components are set to the telescopic frame module inner, the needle roller components and institute
The telescopic frame component stated slides on the bicycle beam outer surface.
In the above-mentioned technical solutions, the needle roller components include needle roller and two supporting elements, the both ends of the needle roller
It is movably arranged on two supporting elements, two supporting elements are installed in the telescopic frame module inner
On.
In the above-mentioned technical solutions, the needle roller components are equipped with two groups, are respectively arranged in the telescopic frame component
The rear and front end on surface.
In the above-mentioned technical solutions, the telescopic frame module inner is equipped with the needle roller that can accommodate the needle roller
Through slot.
In the above-mentioned technical solutions, it is arranged on the needle roller encapsulated.
In the above-mentioned technical solutions, further comprise and hold down assembly and rolling assembly, the rolling assembly with
It holds down assembly and is set on the telescopic frame component, described when holding down assembly in relaxation state, the rolling assembly
It is slided on the bicycle beam outer surface with the telescopic frame component.
In the above-mentioned technical solutions, the bicycle beam bottom is equipped with wavy cambered surface and is formed by sliding rail, the rolling
Dynamic component is installed in the lower section of telescopic frame component, described when holding down assembly in relaxation state, the rolling assembly with
The telescopic frame component slides in the sliding rail.
In the above-mentioned technical solutions, described hold down assembly is mounted on the top of the telescopic frame component, and described
Rolling assembly be oppositely arranged.
In the above-mentioned technical solutions, the rolling assembly includes rolling seat and idler wheel, and the rolling seat is equipped with storage
The roller groove of the idler wheel, the rolling seat are fixedly arranged on the telescopic frame component, set on the telescopic frame component
There is idler wheel through slot, the idler wheel is slided on the bicycle beam outer surface by idler wheel through slot.
In the above-mentioned technical solutions, the rolling assembly further comprises compression bar and compression spring, the pressure
Bar is set to the idler wheel two sides, and the spring groove of the storage compression bar, compression spring, institute are additionally provided on the rolling seat
The compression spring one end stated is against the spring groove bottom, and one end is against the compression bar lower surface.
In the above-mentioned technical solutions, described to hold down assembly including pulling lock, hold-down column, pressure plate and shell；Described pulls
Lock is threaded through on the shell, and the hold-down column is set in the shell, the pressure plate and the hold-down column
One end is fixedly connected, and the shell is set in the telescopic frame module outer surface, and the pressure plate is set to described
Between telescopic frame component and bicycle beam；The lock of pulling interlocks the hold-down column and the pressure plate upward-downward translation.
In the above-mentioned technical solutions, described hold down assembly further comprises returning spring, on the hold-down column
Surface is equipped with gear wall, and the returning spring is set on hold-down column, and one end is against the gear wall lower surface, and one end is supported
On the pressure plate.
In the above-mentioned technical solutions, described hold down assembly further comprises friction plate, and the friction plate is set to
Between the pressure plate and bicycle beam.
In the above-mentioned technical solutions, the friction plate is configured to two sides thickness, the structure of intermediate thin.
In the above-mentioned technical solutions, the lock of pulling includes handle, shaft and cam；The cam is set to described turn
The middle part of axis, one end of the shaft pass through the surface of shell and are connected with the handle.
In the above-mentioned technical solutions, the lock of pulling further comprises two axle sleeves, and two axle sleeves are arranged respectively
Between shaft and shell.
In the above-mentioned technical solutions, described hold down assembly further comprises positioning component, the positioning component
It is equipped with screw thread including adjustment block, positioning column and positioning collision bead, the adjustment block outer surface, the hold-down column inner surface is equipped with
Meshed internal screw thread, the adjustment block are additionally provided with inner hole, and bore area is equipped with internal screw thread；The cam is equipped with
Recessed portion, the positioning collision bead are set at the top of the positioning column, may pass through the inner hole, are located exactly at described recessed
Concave portion
In the above-mentioned technical solutions, the telescopic frame component includes center and two sheaths, and two sheaths are coated in institute
On the center stated, and it is located at the both ends of the center.
In the above-mentioned technical solutions comprising flexible vehicle frame described above.
After adopting the above technical scheme, needle roller components can make between existing centainly between telescopic frame component and bicycle beam
Gap is rubbed caused by bicycle beam so that telescopic frame component swimmingly slides in bicycle beam to reduce expansion bracket component and directly contact
Power is wiped, while reducing the damage to bicycle beam surface, prevents sandstone particle from blocking flexible frame body, prevent expansion bracket component is from sliding
Dynamic, vehicle frame is flexible convenient, saves space, is convenient for carrying.
Detailed description of the invention
Fig. 1 is the overall schematic one of the utility model；
Fig. 2 is the overall schematic two of the utility model；
Fig. 3 is the part stereoscopic schematic diagram one of the utility model；
Fig. 4 is the part stereoscopic schematic diagram two of the utility model；
Fig. 5 is the part cross-sectional view of the utility model；
Fig. 6 is enlarged diagram at the A of the utility model；
Fig. 7 is the body portion decomposition diagram one of the utility model；
Fig. 8 is the body portion decomposition diagram two of the utility model；
Fig. 9 is the body portion decomposition diagram three of the utility model；
Figure 10 is the body portion decomposition diagram four of the utility model；
Figure 11 is the body portion decomposition diagram five of the utility model.
Appended drawing reference:
1, bicycle beam；
2, telescopic frame component；21, center；22, sheath；211, needle roller through slot；212, idler wheel through slot；213；Through-hole；
3, needle roller components；31, needle roller；32, supporting element；33, encapsulated；
4, it holds down assembly；41, lock is pulled；42, hold-down column；43, pressure plate；44, shell；45, returning spring；46, it rubs
Piece；47, positioning component；411, handle；412, shaft；413, cam；414, axle sleeve；421, wall is kept off；471, adjustment block；472, fixed
Position column；473, collision bead is positioned；4131, recessed portion；4711, external screw thread；4712, inner hole；4713, internal screw thread；
5, rolling assembly；51, seat is rolled；52, idler wheel；53, compression bar；54, compression spring；511, roller groove；512, spring
Groove；
6, seat；
7, front frame；
8, Rear frame；
9, battery.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing.
With reference to shown in Fig. 1,2, the utility model discloses a kind of flexible vehicle frame and application its electric bicycle and its
Bicycle, for the vehicle frame that stretches comprising bicycle beam 1, telescopic frame component 2, needle roller components 3, hold down assembly 4, rolling assembly
5, seat 6, front frame 7, Rear frame 8 and battery 9, in which:
Refering to what is shown in Fig. 7,1 bottom of bicycle beam, which is equipped with wavy cambered surface, is formed by sliding rail.
With reference to shown in Fig. 3,4,7,10, telescopic frame component 2 includes center 21 and sheath 22, the both ends of 21 upper surface of center
It is respectively equipped with the needle roller through slot 211 that can accommodate needle roller components 3, the both ends of 21 lower surface of center, which are respectively equipped with, rolls through slot 212；Shield
There are two set 22 is set, sheath 22 is respectively sleeved at the both ends of center 21；The lower surface of center 21 and sheath 22 is equipped with and bicycle beam
The waveform cambered surface sliding slot of 1 bottom sliding rail cooperation；Center 21 is equipped with through-hole 213 and is used for and 4 mating connections that hold down assembly.
With reference to shown in Fig. 4,5,7,9, needle roller components 3 include needle roller 31, supporting element 32 and encapsulated 33, the two of needle roller 31
End is movably arranged on supporting element 32, and supporting element 32 is installed on the needle roller through slot 211 of 21 inner surface of center, is arranged on needle roller 31
Have encapsulated 33, be cased with encapsulated 33 needle roller 31 can the smooth rotation on the space of needle roller through slot 211, encapsulated 33 be soft modeling
Material, can prevent the sliding of needle roller 31 is the surface for scratching bicycle beam 1.
With reference to shown in Fig. 4,5,6,7,11,4 are held down assembly including pulling lock 41, hold-down column 42, pressure plate 43, shell 44, returning
Multiple spring 45, friction plate 46 and positioning component 47, in which:
With reference to shown in Figure 11, pulls lock 41 and include handle 411, shaft 412, cam 413 and axle sleeve 414, handle 411
Head cross-sectional is circle, and tail portion is the linear cambered surface for slightly arriving thin gradual change, meets body mechanics convenient for user's gripping, handle
411 head is equipped with the jack being cooperatively connected with shaft 412, and jack is that upper and lower side is the hole stake that circular arc two sides are vertical bar shape,
Its shape is convenient for rotating shaft 412；Shaft 412 is cylindrical body and be upper and lower side with 411 junction of handle be circular arc two sides is perpendicular
The inserting column of bar shaped, 412 one end of shaft pass through 44 surface of shell and are connected with handle 411；Cam 413 is set to the middle part of shaft 412, convex
The cross section of wheel 413 is ellipse, and the upper and lower end parts of cam 413 are equipped with circular recessed portion 4131, are used for and positioning component 47
Cooperation is fixed, and there are two recessed portion 4131 is set, therefore, pulling lock 41 can pull to the left and can also pull to the right；Pull lock 41 also into
One step includes two axle sleeves 414, and two axle sleeves 414 are respectively sleeved between shaft 412 and shell 44, and the both ends of shaft 412 pass through big
The tight handle 411 of hook bolt bolt, axle sleeve 414 prevent it from falling off.
Hold-down column 42 is cylindrical, and internal is cavity, and upper surface is equipped with gear wall 421, and 42 inner cavity of hold-down column is equipped with screw thread,
It is engaged with positioning component 47 by screw thread, to adjust the entire length of hold-down column 42 and positioning component 47,42 lower end surface of hold-down column
If being used to be cooperatively connected with pressure plate 43 there are two bayonet, 42 bottom of hold-down column is equipped with bolt hole.
Pressure plate 43 is square plate, and 43 upper surface of pressure plate sets that there are two convex blocks, for the bayonet with hold-down column 42
It is cooperatively connected, so that hold-down column 42 not can rotate after connecting with pressure plate 42, round boss is equipped among pressure plate 43, it is round convex
Platform is equipped with screw thread, and pressure plate 43 and hold-down column 42 can be mutually solid across its round boss and bolt hole from bottom by bolt
It is fixed.
Shell 44 is cylinder, and shell 44 is set on the outer surface of telescopic frame component 2, is held down assembly in 4 for protecting
The part in portion is not damaged.
Returning spring 45 is set on hold-down column 42, and one end is against 421 lower surface of gear wall of hold-down column 42, and one end is against
On pressure plate 43, returning spring 45 can reset back releasing orientation holding down assembly 4 under impaction state.
Friction plate 46 is configured to two sides thickness, the structure of intermediate thin, and two sides are used to protect the corner profile of bicycle beam 1, friction
The material of piece 46 is rubber, and pressure plate 43 and friction plate 46 pass through together with adhesive bonding, and friction plate 46 has lines, with
Increase the frictional force between friction plate 46 and bicycle beam 1, so that compressing rear defence sliding stop.
Positioning component 47 includes adjustment block 471, positioning column 472 and positioning collision bead 473, in which:
Adjustment block 471 is cylindrical, and side is equipped with external screw thread 4711, and hold-down column 42 and adjustment block 471 can pass through pressure
Tight male screw and external screw thread 4711 engage, and to adjust the entire length of hold-down column 42 and adjustment block 471, adjustment block 471 is additionally provided with
Inner hole 4712,4712 surface of inner hole are equipped with internal screw thread 4713, and 471 upper surface annular array of adjustment block is equipped with jack, and jack can be with
Elongated tool is protruded into, can be conveniently by tool turn adjustment block 471, it is complete as tool that screwdriver can be used in user
At aforesaid operations.
Screw thread is equipped on the outside of positioning column 472, positioning column 472 can be engaged on adjustment block by screw thread and internal screw thread 4713
On 471.
The top that collision bead 473 is set to positioning column 472 is positioned, may pass through inner hole 4712, the inner hole from 471 center of adjustment block
4712 expose, and positioning collision bead 473 is located exactly at the recessed portion 4131 for pulling the side of cam 413 of lock 41, recessed portion 4131 and fixed
Position 473 shape of collision bead matching, plays the role of positioning.
With reference to shown in Fig. 3,4,5,7,8, rolling assembly 5 includes rolling seat 51, idler wheel 52, compression bar 53 and compression spring 54,
The roller groove 511 that seat 51 is equipped with storage idler wheel 52 is rolled, compression bar 53 is set to 52 two sides of idler wheel, rolls and is additionally provided with storage on seat 51
The spring groove 512 of compression bar 53, compression spring 54,54 one end of compression spring are against 512 bottom of spring groove, and one end is against described
53 lower surface of compression bar, roll seat 51 and be fixedly arranged on telescopic frame component 2 by bolt, idler wheel 52 is led to by the idler wheel of center 2
Slot 212 slides on the bottom sliding rail of bicycle beam 1.
With reference to shown in Fig. 1,2,5,6,7, when assembly, front frame 7 is welded on the front end of bicycle beam 1, and seat 6 and Rear frame 8 are divided
It is not welded on the top and bottom of telescopic frame component 2, battery 9 is mounted on the rear end of bicycle beam 1, and needle roller components 3 pass through support
Part 33 is installed on the needle roller through slot of 2 center 21 of telescopic frame component, and holding down assembly 4 can be by 2 center of telescopic frame component
21 through-hole 213 is connected between telescopic frame component 2 and bicycle beam 1, and rolling assembly 5 can be installed in telescopic frame by bolt
The bottom of frame component 2, the idler wheel 52 of rolling assembly 5 can pass through bottom sliding rail of the idler wheel through slot 212 in bicycle beam 1 of center 21
Upper sliding；In use, when hold down assembly 4 by relaxation state to locking state when, pulling handle 411 drives shaft 412 to rotate,
So that the end face that shaft 412 is not provided with recessed portion 4131 is butted on the positioning collision bead 473 of positioning component 47, so that positioning component
47 adjustment block 471, positioning column 472 and returning spring 45 is pressed toward the direction of bicycle beam 1 together, so that the friction plate on pressure plate 43
46 are butted on the upper surface of bicycle beam 1, and in the state that bicycle beam 1 is pressed, bicycle beam 1 can be moved down, at this moment, the sliding rail of 1 bottom of bicycle beam
The idler wheel 52 of rolling assembly 5 can be pressed down, idler wheel 52 can make compression spring 54 compress down by the compression bar 53 of two sides,
So that idler wheel 52 can be accommodated in the roller groove 511 for rolling seat 51, in order to avoid bicycle beam 1 damages idler wheel 52 by pressure, telescopic frame at this time
Component 2 and bicycle beam 1 be in locking state, when hold down assembly 4 by impaction state to relaxation state when, pulling handle 411, with turn
Axis 412 rotates, so that the recessed portion 4131 of shaft 412 cooperates with positioning collision bead 473 just, so that returning spring 45 resets, and band
Dynamic positioning component 47 resets upwards together, so that the friction plate 46 of pressure plate 43 is detached from the surface of bicycle beam 1, rolling group at this time
The compression spring 54 of part 5 resets, so that idler wheel 52 resets, so that idler wheel 52 is sliding in the sliding rail of bicycle beam 1 with telescopic frame component 2
It is dynamic.User can adjust seat 6 and Rear frame 8 by locking, unclamping the position of 4 adjusting telescopic frame components 2 of holding down assembly
Position, adjust properly ride seat position or storage Rear frame 8, convenient for storage storage.Since the retractable vehicle is provided with
Needle roller components 3 and rolling assembly 5, so that can make there are certain interval between telescopic frame component 2 and bicycle beam 1 flexible
Frame assembly 2 will not scratch the surface of bicycle beam 1 in sliding, moreover it is possible to reduce expansion bracket component and directly contact friction caused by bicycle beam
Power so that telescopic frame component 2 sliding get up it is more smooth, prevent sandstone particle from blocking expansion bracket component 2, so that expansion bracket component
2 cannot slide.The vehicle frame can be used on bicycle or electric bicycle.
Above embodiment only indicates that rather than limits the utility model, therefore all according to the utility model patent application
The equivalent change or modification that method described in range is done, is included in the scope of the utility model patent application.
Claims (12)
1. a kind of flexible vehicle frame, which is characterized in that described including bicycle beam (1), telescopic frame component (2) and needle roller components (3)
Telescopic frame component (2) is set in the bicycle beam (1), and the needle roller components (3) are set to the telescopic frame component
(2) inner surface, the needle roller components (3) and the telescopic frame component (2) are sliding on described bicycle beam (1) outer surface
It is dynamic.
2. a kind of flexible vehicle frame according to claim 1, it is characterised in that: the needle roller components (3) include needle roller
(31) and two supporting elements (32), the both ends of the needle roller (31) are movably arranged on two supporting elements (32), institute
Two supporting elements (32) stated are installed on described telescopic frame component (2) inner surface.
3. a kind of flexible vehicle frame according to claim 2, it is characterised in that: the needle roller components (3) are equipped with two groups, point
The rear and front end of telescopic frame component (2) inner surface that She Yu be not described.
4. a kind of flexible vehicle frame according to claim 3, it is characterised in that: described telescopic frame component (2) inner surface
It is equipped with the needle roller through slot (211) that can accommodate the needle roller (31)；Encapsulated (33) are arranged on the needle roller (31).
5. a kind of flexible vehicle frame according to claim 1 to 4, it is characterised in that: it further comprises compression group
Part (4) and rolling assembly (5), the rolling assembly (5) and hold down assembly (4) on the telescopic frame component (2),
When being in relaxation state, the rolling assembly (5) is with the telescopic frame component (2) in institute for described hold down assembly (4)
It is slided on bicycle beam (1) outer surface stated.
6. a kind of flexible vehicle frame according to claim 5, it is characterised in that: bicycle beam (1) bottom is equipped with waveform
Cambered surface be formed by sliding rail, the rolling assembly (5) is installed in the lower section of telescopic frame component (2), the compression group
When part (4) is in relaxation state, the rolling assembly (5) is sliding in the sliding rail with the telescopic frame component (2)
It is dynamic；Described hold down assembly (4) are mounted on the top of the telescopic frame component (2), opposite with the rolling assembly (5)
Setting.
7. a kind of flexible vehicle frame according to claim 5, it is characterised in that: the rolling assembly (5) includes rolling seat
(51) and idler wheel (52), the rolling seat (51) are equipped with the roller groove (511) of the storage idler wheel (52), the rolling
Seat (51) is fixedly arranged on the telescopic frame component (2), and the telescopic frame component (2) is equipped with idler wheel through slot (212), described
Idler wheel (52) slided on described bicycle beam (1) outer surface by idler wheel through slot (212).
8. a kind of flexible vehicle frame according to claim 7, it is characterised in that: the rolling assembly (5) also further wraps
Compression bar (53) and compression spring (54) are included, the compression bar (53) is set to described idler wheel (52) two sides, the rolling seat
(51) spring groove (512) of the storage compression bar (53), compression spring (54), the compression spring (54) are additionally provided on
One end is against described spring groove (512) bottom, and one end is against described compression bar (53) lower surface.
9. a kind of flexible vehicle frame according to claim 6, it is characterised in that: described hold down assembly (4) include pulling lock
(41), hold-down column (42), pressure plate (43), shell (44), returning spring (45), friction plate (46) and positioning component (47)；Institute
The lock (41) of pulling stated is threaded through on the shell (44), and the hold-down column (42) is set in the shell (44), described
Pressure plate (43) be fixedly connected with described hold-down column (42) one end, the shell (44) be set to the telescopic frame group
On part (2) outer surface, the pressure plate (43) is set between the telescopic frame component (2) and bicycle beam (1)；Described pulls
Lock (41) interlocks the hold-down column (42) and the pressure plate (43) upward-downward translation, the returning spring (45) and is against institute
Between the hold-down column (42) stated and the pressure plate (43), the positioning component (47) is nibbled with the hold-down column (42)
It closes, the friction plate (46) is installed in described pressure plate (43) bottom.
10. a kind of flexible vehicle frame according to claim 6, it is characterised in that: during the telescopic frame component (2) includes
Frame (21) and two sheaths (22), two sheaths (22) are coated on the center (21), and are located at the center (21)
Both ends.
11. a kind of bicycle, it is characterised in that: it includes any flexible vehicle frame of claim 1-10.
12. a kind of electric bicycle, it is characterised in that: it includes any flexible vehicle frame of claim 1-10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920105686.9U CN209719810U (en) | 2019-01-22 | 2019-01-22 | A kind of flexible vehicle frame and electric bicycle and its bicycle using it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920105686.9U CN209719810U (en) | 2019-01-22 | 2019-01-22 | A kind of flexible vehicle frame and electric bicycle and its bicycle using it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209719810U true CN209719810U (en) | 2019-12-03 |
Family
ID=68680966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920105686.9U Expired - Fee Related CN209719810U (en) | 2019-01-22 | 2019-01-22 | A kind of flexible vehicle frame and electric bicycle and its bicycle using it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209719810U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111874146A (en) * | 2020-06-08 | 2020-11-03 | 杨海龙 | Sliding frame and bicycle using same |
| CN111874145A (en) * | 2020-06-08 | 2020-11-03 | 杨海龙 | Sliding frame and electric bicycle using same |
-
2019
- 2019-01-22 CN CN201920105686.9U patent/CN209719810U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111874146A (en) * | 2020-06-08 | 2020-11-03 | 杨海龙 | Sliding frame and bicycle using same |
| CN111874145A (en) * | 2020-06-08 | 2020-11-03 | 杨海龙 | Sliding frame and electric bicycle using same |
| CN111874146B (en) * | 2020-06-08 | 2022-06-28 | 唐山金亨通车料有限公司 | Sliding frame and bicycle using same |
| CN111874145B (en) * | 2020-06-08 | 2022-07-05 | 深圳市金丛智能科技有限公司 | Sliding frame and electric bicycle using same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191203 Termination date: 20220122 |