CN217598763U - Portable electric mountain bike - Google Patents
Portable electric mountain bike Download PDFInfo
- Publication number
- CN217598763U CN217598763U CN202221545778.7U CN202221545778U CN217598763U CN 217598763 U CN217598763 U CN 217598763U CN 202221545778 U CN202221545778 U CN 202221545778U CN 217598763 U CN217598763 U CN 217598763U
- Authority
- CN
- China
- Prior art keywords
- connecting section
- fixedly connected
- sleeve
- linkage segment
- sliding
- 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.)
- Active
Links
Images
Landscapes
- Motorcycle And Bicycle Frame (AREA)
Abstract
The utility model relates to a portable electric mountain bike, which comprises a frame folding mechanism, wherein the frame folding mechanism comprises a rear connecting section, and the front side of the rear connecting section is provided with a front connecting section; an inserting plate is fixedly connected to the other side wall of the connecting block, a fixing hole is formed in the inserting plate, and the inserting plate is connected with the first sliding sleeve in a sliding mode; through the frame folding mechanism who sets up: on one hand, the bicycle is convenient to fold and store through the hinge arranged between the front connecting section and the rear connecting section, and the portability of the device is improved; on the other hand, through the grafting cooperation of spacing axle with spacing hole, be convenient for play between linkage segment and back linkage segment in the front and connect and the fixed action, through the grafting of picture peg and second sliding sleeve simultaneously, improved the connection stability of preceding linkage segment and back linkage segment, be convenient for reset preceding linkage segment and back linkage segment when using the bicycle, stability and the security of use are better.
Description
Technical Field
The utility model relates to a mountain bike technical field specifically is an electronic mountain bike of portable.
Background
The electric mountain bike is an electric-driven mountain bike used for mountain traveling and is mainly used for mountain bike item competition; the mountain bike is not only a walking tool, but also can build the body and improve the body resistance;
the utility model discloses a grant publication No. CN202122655705.5 discloses a pedal stress range adjustable mountain bike, this pedal stress range adjustable mountain bike includes the automobile body, both sides of automobile body all rotate and are connected with the step arm subassembly, two the step arm subassembly all through loose axle swing joint with first footboard subassembly, two top one side of first footboard subassembly all through round pin axle swing joint with second footboard subassembly, the structure of first footboard subassembly is the same with second footboard subassembly, first footboard subassembly includes the fixed plate, the fixed plate includes loose axle swing joint, seted up logical groove on the fixed plate, sliding connection has two L shape draw runner in the logical groove, the both sides of fixed plate have all seted up the spout, all sliding connection has the support bracket in two the spout, the top of two L shape draw runner is fixed connection respectively in the bottom of two support brackets, the bottom of logical groove is seted up flutedly; the L-shaped slide bar can be conveniently adjusted through the combined action of the second bevel gear, the first bevel gear, the bidirectional threaded rod and the threaded cap, so that the adjustment efficiency of the first pedal assembly is improved;
this pedal atress scope adjustable mountain bike is convenient for adjust the footboard, but this mountain bike's portability is relatively poor, because of can not folding when going out to carry, consequently is difficult to accomodate, is not convenient for go out to carry, in view of this, we propose an electronic mountain bike of portable.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an electronic mountain bike of portable to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a portable electric mountain bike comprises a bike frame folding mechanism, wherein the bike frame folding mechanism comprises a rear connecting section, a front connecting section is arranged on the front side of the rear connecting section, a hinge is arranged on the left side between the rear connecting section and the front connecting section, and the hinge is fixedly connected with the rear connecting section and the front connecting section respectively; the rear end of the rear connecting section is fixedly connected with a rear shaft sleeve, the front end of the rear connecting section is provided with a sliding cavity, the right side wall of the rear connecting section is provided with a connecting groove communicated with the sliding cavity, the right side wall of the rear connecting section is fixedly connected with a first sliding sleeve at the front end, a spring is arranged in the sliding cavity, and the front end of the spring is provided with a limiting shaft in sliding connection with the sliding cavity; the sliding connection has the connecting block in the spread groove, a lateral wall and the spacing axle fixed connection of connecting block, fixedly connected with picture peg on another lateral wall of connecting block, the fixed orifices has been seted up on the picture peg, picture peg and first sliding sleeve sliding connection.
As the utility model discloses preferred technical scheme, the front end fixedly connected with second shaft sleeve of preceding linkage segment, spacing hole has been seted up to the rear end of preceding linkage segment, spacing axle and the cooperation of pegging graft of spacing hole, the right side wall of preceding linkage segment is located rear end department fixedly connected with second sliding sleeve, threaded connection has fixing bolt on the second sliding sleeve, the front end of picture peg inserts to in the second sliding sleeve, fixing bolt's terminal and fixed orifices cooperation of pegging graft.
As a preferred technical scheme of the utility model, a vertical shaft is rotationally connected in the rear shaft sleeve, a fixed sleeve is arranged at the top end of the vertical shaft, a handle is fixedly connected in the fixed sleeve through a bolt, a front fork is fixedly connected at the bottom end of the vertical shaft, and a front wheel is rotationally connected to the front fork at the bottom end; a saddle is arranged above the second shaft sleeve, a supporting rod is fixed on the saddle, the bottom end of the supporting rod penetrates through the second shaft sleeve and is fixedly connected with the second shaft sleeve, and a cross rod is also fixedly connected to the supporting rod; the rear electric wheel is arranged below the cross rod, a rear lower fork is arranged on the rear electric wheel, a rear upper fork is arranged above the side of the rear lower fork, the rear lower fork and the rear upper fork are both rotatably connected with the rear electric wheel, and the rear upper fork is fixedly connected with the cross rod through a bolt.
As the utility model discloses preferred technical scheme, department's inseparable welding has the bracing between preceding linkage segment and the branch.
As the utility model discloses preferred technical scheme, the back linkage segment with back axle sleeve is the integrated into one piece structure, preceding linkage segment with the second axle sleeve is the integrated into one piece structure.
As the utility model discloses preferred technical scheme, be close to rear side department's close welding on the outer wall of picture peg and have the shifting block.
As the preferred technical scheme of the utility model, the whole shape of first sliding sleeve and second sliding sleeve all is the U type.
As the utility model discloses preferred technical scheme, through bolt fixedly connected with lug on the left side wall of back linkage segment, threaded connection has connecting bolt on the lug, through bolt fixedly connected with otic placode on the left side wall of preceding linkage segment, logical groove has been seted up on the otic placode, connecting bolt's bottom is inserted to logical inslot.
Compared with the prior art, the beneficial effects of the utility model are that:
through the frame folding mechanism who sets up: on one hand, the front connecting section or the rear connecting section is convenient to fold through the hinge arranged between the front connecting section and the rear connecting section, the bicycle is convenient to fold and store, and the portability of the device is improved; on the other hand, through the plug-in cooperation of the limiting shaft and the limiting hole, the connection and fixing effect between the front connecting section and the rear connecting section is facilitated, meanwhile, through the plug-in connection of the plug board and the second sliding sleeve, the connection stability of the front connecting section and the rear connecting section is improved, the front connecting section and the rear connecting section are convenient to reset when the bicycle is used, the design is firm in connection, and the use stability and the use safety are good.
Drawings
Fig. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;
fig. 2 is a schematic structural view of a frame folding mechanism according to embodiment 1 of the present invention;
fig. 3 is a schematic view of a use state of the frame folding mechanism according to embodiment 1 of the present invention;
fig. 4 is a schematic structural view of a rear connection section according to embodiment 1 of the present invention;
fig. 5 is a schematic structural view of a front connection section according to embodiment 1 of the present invention;
fig. 6 is a structural sectional view of a rear connection section according to embodiment 1 of the present invention;
fig. 7 is a partial structural schematic view of a rear connection section according to embodiment 1 of the present invention;
fig. 8 is a schematic structural diagram of embodiment 2 of the present invention.
In the figure:
1. a frame folding mechanism; 11. a rear connection section; 111. a rear shaft sleeve; 112. a slide chamber; 113. connecting grooves; 114. a first sliding sleeve; 12. a front connection section; 121. a second shaft sleeve; 122. a limiting hole; 123. a second sliding sleeve; 124. fixing the bolt; 13. a hinge; 14. a spring; 15. a limiting shaft; 16. connecting blocks; 17. inserting plates; 171. shifting blocks; 172. a fixing hole; 18. a bump; 181. a connecting bolt; 19. an ear plate; 191. a through groove;
2. a vertical axis; 21. fixing a sleeve;
3. a handle;
4. a front fork;
5. a front wheel;
6. a vehicle seat; 61. a strut; 62. bracing; 63. a cross bar;
7. a rear lower fork;
8. a rear electric wheel; 81. and a rear upper fork.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.
Example 1
The embodiment provides a technical scheme:
referring to fig. 2-7, a portable electric mountain bike comprises a bike frame folding mechanism 1, the bike frame folding mechanism 1 comprises a rear connecting section 11, a front connecting section 12 is arranged on the front side of the rear connecting section 11, a hinge 13 is arranged between the rear connecting section 11 and the front connecting section 12 and located on the left side, the hinge 13 is fixedly connected with the rear connecting section 11 and the front connecting section 12 respectively, and the hinge 13 is fixedly connected with the rear connecting section 11 and the front connecting section 12 respectively through bolts; through the hinge 13 that sets up, both play the effect of connecting between back linkage segment 11 and preceding linkage segment 12, also be convenient for fold between back linkage segment 11 and the preceding linkage segment 12, conveniently fold the bicycle and accomodate.
Specifically, the rear end of the rear connecting section 11 is fixedly connected with a rear shaft sleeve 111, the front end of the rear connecting section 11 is provided with a sliding cavity 112, the right side wall of the rear connecting section 11 is provided with a connecting groove 113 communicated with the sliding cavity 112, the right side wall of the rear connecting section 11 is fixedly connected with a first sliding sleeve 114 at the front end, the first sliding sleeve 114 is tightly welded with the rear connecting section 11, a spring 14 is arranged in the sliding cavity 112, and the front end of the spring 14 is provided with a limit shaft 15 in sliding connection with the sliding cavity 112; the spring 14 exerts an acting force on the limiting shaft 15, and under the acting force, the limiting shaft 15 can be in plug-in fit with the limiting hole 122, so that the connecting and fixing effects are realized between the rear connecting section 11 and the front connecting section 12.
Specifically, the connecting groove 113 is slidably connected with a connecting block 16, one side wall of the connecting block 16 is fixedly connected with the limiting shaft 15, the other side wall of the connecting block 16 is fixedly connected with an inserting plate 17, the connecting block 16 is respectively fixedly connected with the limiting shaft 15 and the inserting plate 17 through bolts, a fixing hole 172 is formed in the inserting plate 17, and the inserting plate 17 is slidably connected with the first sliding sleeve 114; a second shaft sleeve 121 is fixedly connected to the front end of the front connecting section 12, a limiting hole 122 is formed in the rear end of the front connecting section 12, the limiting shaft 15 is in plug-in fit with the limiting hole 122, a second sliding sleeve 123 is fixedly connected to the right side wall of the front connecting section 12, which is located at the rear end, a fixing bolt 124 is in threaded connection with the second sliding sleeve 123, the front end of the inserting plate 17 is inserted into the second sliding sleeve 123, and the tail end of the fixing bolt 124 is in plug-in fit with the fixing hole 172; the connection and fixation between the rear connecting section 11 and the front connecting section 12 are facilitated through the insertion and fit of the limiting shaft 15 and the limiting hole 122, the inserting plate 17 penetrates through the second sliding sleeve 123, and the insertion and fit between the fixing bolt 124 and the fixing hole 172, so that the connection between the rear connecting section 11 and the front connecting section 12 is firmer and more stable.
In this embodiment, the bracing 62 is tightly welded between the front connecting section 12 and the supporting rod 61, a triangular structure is formed between the front connecting section 12 and the supporting rod 61 through the arranged bracing 62, and the triangular structure has stability, so that the connection firmness and stability between the front connecting section 12 and the supporting rod 61 are improved.
In this embodiment, the rear connecting section 11 and the rear shaft sleeve 111 are integrally formed, the front connecting section 12 and the second shaft sleeve 121 are integrally formed, and the integrally formed structure has better structural strength, so that the structural strength of the bicycle body of the bicycle can be improved, and the structural stability of the bicycle is improved.
In this embodiment, the shifting block 171 is tightly welded on the outer wall of the inserting plate 17 near the rear side, shifting of the inserting plate 17 is facilitated by the arranged shifting block 171, and the inserting plate 17 can slide in the first sliding sleeve 114 and the second sliding sleeve 123 by shifting the inserting plate 17, so that the rear connecting section 11 and the front connecting section 12 can be fixed or folded conveniently.
In this embodiment, the overall shapes of the first sliding sleeve 114 and the second sliding sleeve 123 are both U-shaped, which is designed to facilitate the smooth sliding of the insert plate 17 in the first sliding sleeve 114 and the second sliding sleeve 123, and to facilitate the stable connection between the rear connecting section 11 and the front connecting section 12 of the insert plate 17.
Referring to fig. 1, a vertical shaft 2 is rotatably connected to a rear shaft sleeve 111, a fixing sleeve 21 is disposed at the top end of the vertical shaft 2, the fixing sleeve 21 is tightly welded to the vertical shaft 2, a handle 3 is fixedly connected to the inside of the fixing sleeve 21 through a bolt, the handle 3 is fixedly connected to the fixing sleeve 21 through a bolt, a front fork 4 is fixedly connected to the bottom end of the vertical shaft 2, the front fork 4 is fixedly connected to the vertical shaft 2 through a bolt, and a front wheel 5 is rotatably connected to the bottom end of the front fork 4; a saddle 6 is arranged above the second shaft sleeve 121, a support rod 61 is fixed on the saddle 6, two ends of the support rod 61 are respectively fixedly connected with the second shaft sleeve 121 and the saddle 6, the bottom end of the support rod 61 penetrates through the second shaft sleeve 121 and is fixedly connected with the second shaft sleeve 121, a cross rod 63 is also fixedly connected on the support rod 61, and the cross rod 63 is tightly welded with the support rod 61; the below of horizontal pole 63 is equipped with back electronic wheel 8, is equipped with back lower fork 7 on the electronic wheel 8 of back, and the side top of back lower fork 7 locates the back upper fork 81, and back lower fork 7 and back upper fork 81 all rotate with back electronic wheel 8 to be connected, and back upper fork 81 passes through bolt fixed connection with horizontal pole 63.
During the specific use, go out to carry the bicycle as required, the user firstly unscrews fixing bolt 124, the end of fixing bolt 124 breaks away from fixed orifices 172 promptly, subsequently the user dials shifting block 171 to the rear side, shifting block 171 drives picture peg 17 and moves to the rear side, picture peg 17 slides along first sliding sleeve 114 and second sliding sleeve 123 simultaneously, shifting block 171 drives connecting block 16 and slides along spread groove 113 simultaneously, and drive spacing axle 15 and slide along sliding chamber 112 in step, spring 14 is compressed this moment, break away from second sliding sleeve 123 when picture peg 17, and spacing axle 15 breaks away from spacing hole 122, the user dials front linkage section 12 to one side this moment, front linkage section 12 is along hinge 13 upset to one side promptly, front linkage section 12 drives back electronic wheel 8 simultaneously and moves to one side, the bicycle is folded promptly this moment.
Example 2
Referring to fig. 8, the present embodiment provides the following technical solutions based on embodiment 1: the left side wall of the rear connecting section 11 is fixedly connected with a convex block 18 through a bolt, the convex block 18 is in threaded connection with a connecting bolt 181, the left side wall of the front connecting section 12 is fixedly connected with an ear plate 19 through a bolt, the ear plate 19 is provided with a through groove 191, and the bottom end of the connecting bolt 181 is inserted into the through groove 191.
What need supplement is, insert to logical groove 191 in through connecting bolt 181, after folding the bicycle, can carry on spacingly and fixed to preceding linkage segment 12 after folding and back linkage segment 11, conveniently accomodate the bicycle.
During the specific use, the user folds preceding linkage segment 12 to back linkage segment 11 department, and otic placode 19 moves to lug 18 department promptly, and when logical groove 191 moved to the below of connecting bolt 181, the user screws up connecting bolt 181, and the bottom of connecting bolt 181 inserts promptly to logical inslot 191, and preceding linkage segment 12 and back linkage segment 11 accomplish immediately at this moment and connect and fix.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only the preferred embodiments of the present invention, and is not intended to limit the present invention, and that there may be various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides an electronic mountain bike of portable, includes frame folding mechanism (1), its characterized in that: the frame folding mechanism (1) comprises a rear connecting section (11), a front connecting section (12) is arranged on the front side of the rear connecting section (11), a hinge (13) is arranged on the left side between the rear connecting section (11) and the front connecting section (12), and the hinge (13) is fixedly connected with the rear connecting section (11) and the front connecting section (12) respectively; the rear end of the rear connecting section (11) is fixedly connected with a rear shaft sleeve (111), the front end of the rear connecting section (11) is provided with a sliding cavity (112), the right side wall of the rear connecting section (11) is provided with a connecting groove (113) communicated with the sliding cavity (112), the right side wall of the rear connecting section (11) is fixedly connected with a first sliding sleeve (114) at the front end, a spring (14) is arranged in the sliding cavity (112), and the front end of the spring (14) is provided with a limiting shaft (15) in sliding connection with the sliding cavity (112); connecting groove (113) sliding connection has connecting block (16), a lateral wall and spacing axle (15) fixed connection of connecting block (16), fixedly connected with picture peg (17) on another lateral wall of connecting block (16), fixed orifices (172) have been seted up on picture peg (17), picture peg (17) and first sliding sleeve (114) sliding connection.
2. The portable electric mountain bike according to claim 1, wherein: the front end fixedly connected with second axle sleeve (121) of preceding linkage segment (12), spacing hole (122) have been seted up to the rear end of preceding linkage segment (12), spacing axle (15) and spacing hole (122) cooperation of pegging graft, the right side wall of preceding linkage segment (12) is located rear end department fixedly connected with second sliding sleeve (123), threaded connection has fixing bolt (124) on second sliding sleeve (123), the front end of picture peg (17) inserts to second sliding sleeve (123) in, the end and the fixed orifices (172) cooperation of pegging graft of fixing bolt (124).
3. The portable electric mountain bike as claimed in claim 2, wherein: a vertical shaft (2) is rotatably connected to the rear shaft sleeve (111), a fixed sleeve (21) is arranged at the top end of the vertical shaft (2), a handle (3) is fixedly connected to the inside of the fixed sleeve (21) through a bolt, a front fork (4) is fixedly connected to the bottom end of the vertical shaft (2), and a front wheel (5) is rotatably connected to the position, located at the bottom end, of the front fork (4); a saddle (6) is arranged above the second shaft sleeve (121), a supporting rod (61) is fixed on the saddle (6), the bottom end of the supporting rod (61) penetrates through the second shaft sleeve (121) and is fixedly connected with the second shaft sleeve (121), and a cross rod (63) is fixedly connected to the supporting rod (61); the rear electric wheel (8) is arranged below the cross rod (63), a rear lower fork (7) is arranged on the rear electric wheel (8), a rear upper fork (81) is arranged on the side upper portion of the rear lower fork (7), the rear lower fork (7) and the rear upper fork (81) are both rotatably connected with the rear electric wheel (8), and the rear upper fork (81) is fixedly connected with the cross rod (63) through bolts.
4. The portable electric mountain bike according to claim 1, wherein: an inclined strut (62) is tightly welded between the front connecting section (12) and the support rod (61).
5. The portable electric mountain bike as claimed in claim 2, wherein: the rear connecting section (11) and the rear shaft sleeve (111) are of an integrally formed structure, and the front connecting section (12) and the second shaft sleeve (121) are of an integrally formed structure.
6. The portable electric mountain bike as claimed in claim 2, wherein: and a shifting block (171) is tightly welded on the outer wall of the inserting plate (17) close to the rear side.
7. The portable electric mountain bike as claimed in claim 1, wherein: the first sliding sleeve (114) and the second sliding sleeve (123) are U-shaped in overall shape.
8. The portable electric mountain bike according to claim 1, wherein: through bolt fixedly connected with lug (18) on the left side wall of back linkage segment (11), threaded connection has connecting bolt (181) on lug (18), through bolt fixedly connected with otic placode (19) on the left side wall of preceding linkage segment (12), logical groove (191) have been seted up on otic placode (19), insert to logical groove (191) in the bottom of connecting bolt (181).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221545778.7U CN217598763U (en) | 2022-06-20 | 2022-06-20 | Portable electric mountain bike |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221545778.7U CN217598763U (en) | 2022-06-20 | 2022-06-20 | Portable electric mountain bike |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217598763U true CN217598763U (en) | 2022-10-18 |
Family
ID=83589577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221545778.7U Active CN217598763U (en) | 2022-06-20 | 2022-06-20 | Portable electric mountain bike |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217598763U (en) |
-
2022
- 2022-06-20 CN CN202221545778.7U patent/CN217598763U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6968754B2 (en) | Space maximizing means for keeping or storing bicycles | |
| CA2503478A1 (en) | Folding frame for a tricycle, scooter or child's bicycle | |
| CN2706392Y (en) | Electric folding scooter | |
| CN217598763U (en) | Portable electric mountain bike | |
| CN202481218U (en) | Folding bicycle | |
| CN2428383Y (en) | Bassinet | |
| CN213566088U (en) | Four-wheel baby stroller | |
| CN204623672U (en) | A kind of wheelchair pedal car being combined in wheelchair | |
| CN213892773U (en) | Electric scooter with folding mechanism | |
| CN212797200U (en) | Electric scooter handlebar beta structure | |
| CN208585369U (en) | Folding bicycle | |
| CN211519732U (en) | Electric bicycle frame | |
| CN212172414U (en) | Folding saddle integrated with saddle pipe | |
| CN112124482A (en) | Folding scooter or electric scooter | |
| CN107323577B (en) | Folding saddle integrated with saddle pipe and folding and unfolding method thereof | |
| CN220032119U (en) | Folding structure with strong stability | |
| CN2471684Y (en) | Child tricycle with improved collapsible structure | |
| CN100422034C (en) | Portable bicycle | |
| CN2424994Y (en) | Foldable handle-bar of bicycle | |
| CN210555339U (en) | Scooter with front wheels having automatic correcting and braking functions | |
| CN218949242U (en) | Storage vehicle convenient to fold | |
| CN216684738U (en) | Be used for folding and expandes spacing frame locking mechanism | |
| CN214420276U (en) | Foldable automobile headrest | |
| CN220025529U (en) | Leisure vehicle | |
| CN215922441U (en) | Improved folding bicycle frame |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |