CN220529472U - Portable variable side pull rod case - Google Patents
Portable variable side pull rod case Download PDFInfo
- Publication number
- CN220529472U CN220529472U CN202322217165.1U CN202322217165U CN220529472U CN 220529472 U CN220529472 U CN 220529472U CN 202322217165 U CN202322217165 U CN 202322217165U CN 220529472 U CN220529472 U CN 220529472U
- Authority
- CN
- China
- Prior art keywords
- sliding rod
- clamping
- shaped supporting
- transverse plate
- supporting 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.)
- Active
Links
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
Landscapes
- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
Abstract
The utility model discloses a portable variable side draw-bar box, which relates to the technical field of draw-bar boxes and comprises a box body, universal wheels, rectangular sleeves, sliding rods, transverse plates, handles and torsion springs, wherein the bottom of the box body is fixedly arranged with the universal wheels, the left side and the right side of the box body are fixedly arranged with the rectangular sleeves, the inner walls of the rectangular sleeves are slidably arranged with the sliding rods, the top of the sliding rods are movably arranged with the transverse plates, and the top of the transverse plates are fixedly arranged with the handles.
Description
Technical Field
The utility model relates to the technical field of pull rod suitcases, in particular to a portable variable side pull rod suitcase.
Background
The draw-bar box refers to a suitcase with a draw bar and rollers, and is convenient to use and widely used, meanwhile, the draw-bar box is also provided with a draw bar due to the fact that the suitcase is provided with a single-tube draw bar and a double-tube draw bar, the tubes of the draw bar are also provided with square tubes and round tubes, so that the suitcase is convenient to walk and is towed, the burden is greatly lightened, the suitcase can be carried by hands and can be towed, wheels of the suitcase used at ordinary times are basically positioned at the bottom of the suitcase, modern people design a new form of suitcase, the suitcase is designed into a cylindrical shape, the wheels are completely wrapped outside the suitcase, and the suitcase can be better adapted to different terrains by directly pulling the suitcase, so that the suitcase can be easily stepped up and down.
Draw-bar box among the prior art often adopts pull rod formula structure to go up and down to adjust, thereby the angle modulation of pull rod in the prior art can not be better carries out to make draw-bar box when using can not be better convenient for use personnel's use.
In the prior art, a Chinese patent with a publication number of CN216220495U is proposed to solve the technical problems, and the technical scheme disclosed in the patent document is as follows: a portable variable side pull rod box belongs to the technical field of pull rod boxes and comprises a rectangular sleeve; the limiting groove is formed in the side end of the rectangular sleeve, and the rectangular sleeve is connected with the sliding rod in a sliding manner; and the diaphragm is fixedly connected to the upper end of the sliding rod, the ratchet mechanism is arranged at the lower end of the diaphragm and comprises a round rod, a limiting plate, a bolt, a ratchet and a reset block, the round rod is rotationally connected to the lower end of the diaphragm, the other side end of the round rod penetrates through the upper end of the diaphragm and extends towards the upper end of the diaphragm, the limiting plate is fixedly connected to the lower end of the round rod, the bolt is in threaded connection to the lower end of the diaphragm, the ratchet is rotationally connected to the circumferential surface of the bolt, and the ratchet mechanism works through the arranged ratchet mechanism so that the first handle can better perform direction adjustment, thereby realizing the function of changing sides of the draw-bar box.
The problem that the handle is extremely time-consuming and labor-consuming to replace because the handle is easy to damage when a user uses the draw-bar box for a long time is caused by the fact that the draw-bar box can realize the side-changing adjusting function, but the condition that the draw bar cannot be replaced quickly also occurs.
Disclosure of Invention
The utility model aims to provide a portable variable side draw bar suitcase, which aims to solve the problems in the background technology.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the portable variable side pull rod luggage comprises a luggage body, universal wheels, rectangular sleeves, sliding rods, transverse plates, handles and torsion springs, wherein the bottom of the luggage body is fixedly installed with the universal wheels, the left side and the right side of the luggage body are fixedly installed with the rectangular sleeves, the inner walls of the rectangular sleeves are slidably installed with the sliding rods, the tops of the sliding rods are movably installed with the transverse plates, and the tops of the transverse plates are fixedly installed with the handles;
the top of the sliding rod is provided with a fixing component which is used for fixing the transverse plate so that the transverse plate can be stably used;
the top of the sliding rod is provided with a clamping assembly, and the clamping assembly can be matched with the transverse plate for use so that the transverse plate can only descend;
a rack assembly is arranged on one side, far away from the box body, of the sliding rod, and the rack assembly is used for being matched with the clamping assembly to enable the transverse plate to only descend but not ascend;
the top of the sliding rod is provided with a sliding component which is used for enabling the fixing component to have a sliding function;
the top of slide bar is provided with chucking mechanism, chucking mechanism is used for restricting the position of chucking subassembly.
The technical scheme of the utility model is further improved as follows: the fixing assembly comprises a rectangular groove, a U-shaped supporting frame and a clamping block, wherein the rectangular groove is formed in the surface of the sliding rod, the inner wall of the sliding rod is slidably mounted with the U-shaped supporting frame, the inner wall of the U-shaped supporting frame is movably mounted with the transverse plate, and the top of the U-shaped supporting frame is spliced with the clamping block.
By adopting the technical scheme, the rectangular groove is formed in the scheme so as to enable the U-shaped support frame to stably slide, and the U-shaped support frame can be used for quickly mounting the transverse plate on the inner wall of the U-shaped support frame through the clamping block, so that the transverse plate can be safely used, and the service efficiency of the transverse plate is improved.
The technical scheme of the utility model is further improved as follows: the rack assembly comprises a rectangular block and teeth, wherein the rectangular block is fixedly arranged on one side, far away from the box body, of the sliding rod, and one side, close to the rectangular groove, of the rectangular block is fixedly arranged with the teeth.
By adopting the technical scheme, the rectangular block and the teeth are matched for use in the scheme, so that the clamping frame can clamp the teeth, the U-shaped supporting frame can normally descend, the normal use of the clamping frame is ensured, and the use efficiency of the shaft frame is improved.
The technical scheme of the utility model is further improved as follows: the clamping assembly comprises a shaft bracket and a clamping bracket, wherein the shaft bracket is fixedly arranged at the bottom of the U-shaped supporting frame, one end, far away from the U-shaped supporting frame, of the shaft bracket is rotatably arranged with the clamping bracket, and the clamping bracket is meshed with the teeth.
By adopting the technical scheme, the shaft bracket and the clamping bracket can be matched for clamping through the matching with the teeth, so that the transverse plate can slide downwards smoothly, and the transverse plate can be blocked by the clamping bracket and the teeth when lifted upwards.
The technical scheme of the utility model is further improved as follows: the surface of the shaft bracket is fixedly installed with the torsion spring, and the torsion spring is matched with the clamping bracket for use.
By adopting the technical scheme, the torsional spring is used for enabling the clamping frame to be always kept close to one side of the teeth, so that the practicability of the shaft frame is guaranteed, the normal use of the shaft frame is guaranteed, the use efficiency of the shaft frame is improved, and the practicability of the shaft frame is enhanced.
The technical scheme of the utility model is further improved as follows: the sliding assembly comprises a dovetail groove and a dovetail, the dovetail groove is formed in two sides of the inner wall of the sliding rod, the two sides, close to the sliding rod, of the U-shaped supporting frame are fixedly installed with the dovetail, and the U-shaped supporting frame is installed with the sliding rod in a sliding mode through the dovetail groove.
By adopting the technical scheme, the U-shaped support frame can stably slide through the dovetail groove, and meanwhile, the U-shaped support frame can stably slide through the dovetail tenon, so that the U-shaped support frame cannot shake when in use, and the use efficiency of the U-shaped support frame is improved.
The technical scheme of the utility model is further improved as follows: the clamping mechanism comprises a fixing column, a spring and a slide rod, a notch matched with the fixing column is formed in one side, close to the clamping frame, of the U-shaped supporting frame, the fixing column is fixedly arranged in the notch formed in the U-shaped supporting frame, the surface of the fixing column is slidably mounted with the slide rod, one side, far away from the shaft frame, of the slide rod is fixedly mounted with the spring, and the spring is located on the surface of the fixing column.
By adopting the technical scheme, the fixed column is used for enabling the sliding rod to stably slide, the sliding rod can clamp the clamping frame through the stirring of a user, the clamping frame is not meshed with the teeth, and the spring is used for pushing the sliding rod to reset so that the sliding rod always keeps in a safe range.
By adopting the technical scheme, compared with the prior art, the utility model has the following technical progress:
1. the utility model provides a portable variable side pull rod luggage, which is characterized in that a fixing assembly, a clamping assembly, a rack assembly, a sliding assembly, a clamping mechanism and a torsion spring are arranged, the fixing assembly is used for fixing a transverse plate so that the transverse plate can be stably used, the clamping assembly can be matched with the transverse plate to be used, the transverse plate can only be lowered and cannot be lifted, the rack assembly is used for being matched with the clamping assembly to be used, the transverse plate can only be lowered and cannot be lifted, the sliding assembly is used for enabling the fixing assembly to have a sliding effect, the clamping mechanism is used for limiting the position of the clamping assembly, the torsion spring is used for enabling the clamping assembly to be always meshed with the rack assembly, and the problem that a pull rod cannot be replaced quickly is solved through the matching use of the fixing assembly, the clamping assembly, the rack assembly, the sliding assembly, the clamping mechanism and the torsion spring.
2. The utility model provides a portable variable side pull rod luggage, which is characterized in that a rectangular groove, a U-shaped support frame and a clamping block are arranged, so that the rectangular groove is formed to enable the U-shaped support frame to stably slide, and the U-shaped support frame can rapidly install a transverse plate on the inner wall of the U-shaped support frame through the clamping block, so that the portable variable side pull rod luggage can be safely used, and the use efficiency of the transverse plate is improved.
3. The utility model provides a portable variable side pull rod luggage, which is characterized in that a rectangular block and teeth are matched for use, so that a clamping frame can clamp the teeth, a U-shaped supporting frame can normally descend, the normal use of the clamping frame is ensured, and the use efficiency of a shaft frame is improved.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic view of a partial polishing structure according to the present utility model;
FIG. 3 is a schematic view of a partial explosion structure of the present utility model;
FIG. 4 is a schematic view of a U-shaped support frame according to the present utility model;
fig. 5 is an enlarged schematic view of the structure of the present utility model at a.
In the figure: 1. a case; 2. a universal wheel; 3. a rectangular sleeve; 4. a slide bar; 5. a cross plate; 6. a handle; 71. rectangular blocks; 72. teeth; 81. rectangular grooves; 82. a U-shaped supporting frame; 83. a clamping block; 91. a shaft bracket; 92. a clamping frame; 100. a torsion spring; 111. fixing the column; 112. a spring; 113. a slide bar; 121. a dovetail groove; 122. and a dovetail.
Description of the embodiments
The utility model is further illustrated by the following examples:
example 1: as shown in fig. 1-5, the utility model provides a portable variable side pull rod luggage, which comprises a luggage body 1, universal wheels 2, a rectangular sleeve 3, a sliding rod 4, a transverse plate 5, a handle 6 and a torsion spring 100, wherein the bottom of the luggage body 1 is fixedly arranged with the universal wheels 2, the left side and the right side of the luggage body 1 are fixedly arranged with the rectangular sleeve 3, the inner wall of the rectangular sleeve 3 is slidably arranged with the sliding rod 4, the top of the sliding rod 4 is movably arranged with the transverse plate 5, and the top of the transverse plate 5 is fixedly arranged with the handle 6;
the top of the sliding rod 4 is provided with a fixing component, the fixing component is used for fixing the transverse plate 5 so that the transverse plate 5 can be stably used, the fixing component comprises a rectangular groove 81, a U-shaped supporting frame 82 and a clamping block 83, the rectangular groove 81 is formed in the surface of the sliding rod 4, the inner wall of the sliding rod 4 is slidably mounted with the U-shaped supporting frame 82, the inner wall of the U-shaped supporting frame 82 is movably mounted with the transverse plate 5, and the top of the U-shaped supporting frame 82 is spliced with the clamping block 83;
the top of the sliding rod 4 is provided with a clamping assembly, the clamping assembly can be matched with the transverse plate 5 to be used so that the transverse plate 5 can only descend, the clamping assembly comprises a shaft bracket 91 and a clamping bracket 92, the shaft bracket 91 is fixedly arranged at the bottom of the U-shaped supporting frame 82, one end of the shaft bracket 91, far away from the U-shaped supporting frame 82, is rotatably arranged with the clamping bracket 92, and the clamping bracket 92 is meshed with the teeth 72;
one side that box 1 was kept away from to slide bar 4 is provided with rack assembly, and rack assembly is used for using with chucking subassembly cooperation and realizes that diaphragm 5 can only descend and can not rise, and rack assembly includes rectangular piece 71 and tooth 72, and rectangular piece 71 fixed mounting is kept away from one side of box 1 at slide bar 4, and rectangular piece 71 is close to one side and tooth 72 fixed mounting of rectangular groove 81.
In this embodiment, through the setting of fixed subassembly, the chucking subassembly, rack assembly, sliding assembly, chucking mechanism and torsional spring 100, make fixed subassembly be used for fixing diaphragm 5 make it can stably use, chucking subassembly can use with diaphragm 5 cooperation can make diaphragm 5 only can descend, rack assembly is used for using with the chucking subassembly cooperation and realizes that diaphragm 5 can descend and can not rise, sliding assembly is used for making fixed subassembly possess the sliding action, chucking mechanism is used for restricting the position of chucking subassembly, torsional spring 100 is used for making chucking subassembly remain the meshing with rack assembly all the time, the seting up of rectangular channel 81 is in order to let U type support frame 82 stable carry out the slip, U type support frame 82 can be through fixture block 83 with diaphragm 5 quick installation to U type support frame 82 inner wall, make it can safe in use, the efficiency of diaphragm 5 has been improved, rectangular block 71 and the cooperation of tooth 72 use, make card frame 92 can carry out chucking to tooth 72, thereby realize that U type support frame 82 can normally descend, the use of card frame 92 has been guaranteed, the axle of card frame 91 has been improved, the efficiency can be carried out the smooth cooperation to tooth 72 when the tooth 92 can normally to the tooth 72, can be carried out to the smooth frame 92 when the tooth 72.
Example 2: as shown in fig. 1-5, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the surface of the shaft frame 91 is fixedly installed with the torsion spring 100, the torsion spring 100 is matched with the clamping frame 92 for use, the sliding assembly comprises a dovetail groove 121 and a dovetail 122, the dovetail groove 121 is formed in two sides of the inner wall of the sliding rod 4, the U-shaped supporting frame 82 is close to two sides of the sliding rod 4 and fixedly installed with the dovetail 122, the U-shaped supporting frame 82 is slidably installed with the sliding rod 4 through the dovetail groove 121, the clamping mechanism comprises a fixing column 111, a spring 112 and a sliding rod 113, a notch matched with the fixing column 111 is formed in one side of the U-shaped supporting frame 82 close to the clamping frame 92, the fixing column 111 is fixedly installed in the notch formed in the U-shaped supporting frame 82, the surface of the fixing column 111 is slidably installed with the sliding rod 113, one side of the sliding rod 113 away from the shaft frame 91 is fixedly installed with the spring 112, and the spring 112 is located on the surface of the fixing column 111.
In this embodiment, the torsion spring 100 is used to make the clamping frame 92 always keep near one side of the tooth 72, the practicality of the axle frame 91 is guaranteed, the normal use of the axle frame 91 is guaranteed, the use efficiency of the axle frame 91 is improved, the practicality of the axle frame 91 is enhanced, the dovetail groove 121 is formed, the U-shaped support frame 82 can stably slide, meanwhile, the dovetail 122 is arranged to enable the U-shaped support frame 82 to stably slide, the U-shaped support frame 82 cannot shake during use, the use efficiency of the U-shaped support frame 82 is improved, the fixing column 111 is used to enable the sliding rod 113 to stably slide, the sliding rod 113 can clamp the clamping frame 92 through the stirring of a user, the clamping frame 92 is not meshed with the tooth 72, and the spring 112 is used to push the sliding rod 113 to reset so that the sliding rod 113 always keeps in a safe range.
The working principle of the portable variable side draw-bar suitcase is specifically described below.
As shown in fig. 1-5, when the utility model is needed, the box 1 is placed at the use position, then when the handle 6 is pulled upwards, the transverse plate 5 can be moved by a user, if the transverse plate 5 is needed to be lifted, the transverse plate 5 can be directly pushed downwards, the U-shaped support 82 can slide downwards when the transverse plate 5 is pushed downwards, the clamping frame 92 can rotate outwards due to the inclination of the teeth 72 when the U-shaped support 82 slides downwards, the clamping frame 92 can rotate towards the rectangular block 71 by the torsion spring 100 when the clamping frame 92 rotates outwards, the transverse plate 5 can not be lifted upwards due to the clamping frame 92 when the handle 6 is pulled upwards, the box 1 can be lifted, when the transverse plate 5 is needed to be lifted to the original position, the clamping frame 92 can be pushed upwards by the user, the clamping frame 92 can be pushed upwards 113, the clamping frame 92 can be reset 113 when the clamping frame 92 passes through 113, the clamping frame 92 can not be reset by the spring 112, the clamping frame 92 can not be reset, and finally, the clamping frame 92 can be replaced by the sliding bar 83 when the transverse plate 5 is pulled upwards, and finally, the sliding bar 5 can be replaced by the sliding bar 83 can be replaced.
The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.
Claims (7)
1. The utility model provides a portable changeable side pull rod case and bag, includes box (1), universal wheel (2), rectangle sleeve (3), slide bar (4), diaphragm (5), handle (6) and torsional spring (100), its characterized in that: the bottom of the box body (1) is fixedly arranged with the universal wheels (2), the left side and the right side of the box body (1) are fixedly arranged with the rectangular sleeve (3), the inner wall of the rectangular sleeve (3) is slidably arranged with the sliding rod (4), the top of the sliding rod (4) is movably arranged with the transverse plate (5), and the top of the transverse plate (5) is fixedly arranged with the handle (6);
the top of the sliding rod (4) is provided with a fixing component which is used for fixing the transverse plate (5) so that the transverse plate can be stably used;
the top of the sliding rod (4) is provided with a clamping assembly, and the clamping assembly can be matched with the transverse plate (5) for use so that the transverse plate (5) can only descend;
a rack assembly is arranged on one side, far away from the box body (1), of the sliding rod (4) and is used for being matched with the clamping assembly to enable the transverse plate (5) to only descend but not ascend;
the top of the sliding rod (4) is provided with a sliding component which is used for enabling the fixed component to have a sliding function;
the top of the sliding rod (4) is provided with a clamping mechanism which is used for limiting the position of the clamping assembly.
2. A portable variable side draw bar luggage according to claim 1, wherein: the fixing assembly comprises a rectangular groove (81), a U-shaped supporting frame (82) and a clamping block (83), wherein the rectangular groove (81) is formed in the surface of a sliding rod (4), the inner wall of the sliding rod (4) is slidably mounted on the U-shaped supporting frame (82), the inner wall of the U-shaped supporting frame (82) is movably mounted on a transverse plate (5), and the top of the U-shaped supporting frame (82) is spliced with the clamping block (83).
3. A portable variable side draw bar luggage according to claim 2, wherein: the rack assembly comprises a rectangular block (71) and teeth (72), wherein the rectangular block (71) is fixedly arranged on one side, far away from the box body (1), of the sliding rod (4), and one side, close to the rectangular groove (81), of the rectangular block (71) is fixedly arranged on the teeth (72).
4. A portable variable side draw bar luggage according to claim 3, wherein: the clamping assembly comprises a shaft bracket (91) and a clamping bracket (92), wherein the shaft bracket (91) is fixedly arranged at the bottom of the U-shaped supporting frame (82), one end, away from the U-shaped supporting frame (82), of the shaft bracket (91) is rotatably arranged with the clamping bracket (92), and the clamping bracket (92) is meshed with the teeth (72).
5. A portable variable side draw bar luggage according to claim 4, wherein: the surface of the shaft bracket (91) is fixedly installed with the torsion spring (100), and the torsion spring (100) is matched with the clamping bracket (92).
6. A portable variable side draw bar luggage according to claim 5, wherein: the sliding assembly comprises a dovetail groove (121) and a dovetail (122), the dovetail groove (121) is formed in two sides of the inner wall of the sliding rod (4), the U-shaped supporting frame (82) is fixedly installed with the dovetail (122) near two sides of the sliding rod (4), and the U-shaped supporting frame (82) is slidably installed with the sliding rod (4) through the dovetail groove (121).
7. A portable variable side draw bar luggage according to claim 6, wherein: the clamping assembly comprises a fixing column (111), a spring (112) and a sliding rod (113), a notch matched with the fixing column (111) is formed in one side, close to the clamping frame (92), of the U-shaped supporting frame (82), the fixing column (111) is fixedly mounted in the notch formed in the U-shaped supporting frame (82), the surface of the fixing column (111) is slidably mounted with the sliding rod (113), one side, far away from the shaft frame (91), of the sliding rod (113) is fixedly mounted with the spring (112), and the spring (112) is located on the surface of the fixing column (111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322217165.1U CN220529472U (en) | 2023-08-17 | 2023-08-17 | Portable variable side pull rod case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322217165.1U CN220529472U (en) | 2023-08-17 | 2023-08-17 | Portable variable side pull rod case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220529472U true CN220529472U (en) | 2024-02-27 |
Family
ID=89974193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322217165.1U Active CN220529472U (en) | 2023-08-17 | 2023-08-17 | Portable variable side pull rod case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220529472U (en) |
-
2023
- 2023-08-17 CN CN202322217165.1U patent/CN220529472U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9095193B1 (en) | Wheeled suitcase | |
| CN220529472U (en) | Portable variable side pull rod case | |
| CN205180753U (en) | Art design specialty is with portable's support for drawing | |
| CN208198475U (en) | A kind of agricultural experiment plate pusher | |
| CN210299936U (en) | Length-adjustable pull rod structure for luggage | |
| CN202800617U (en) | Drawing board support frame capable of fixing T-square | |
| CN215873721U (en) | Convenient to use's pull rod suitcase | |
| CN212081041U (en) | High-efficient daylighting irradiation apparatus | |
| CN108482444A (en) | A kind of polymorphic conversion folding Hand cart | |
| CN112006409A (en) | Luggage pull rod | |
| CN210120949U (en) | Take balancing unit's full-automatic draw-bar box | |
| CN210747719U (en) | Travel suitcase with adjustable space | |
| CN209732823U (en) | waterproof draw-bar box with folding structure of accomodating of return pulley | |
| CN208882030U (en) | A kind of battery of electric bicycle device of the battery case with recessed handles | |
| CN216332085U (en) | Luggage van with telescopic pull rod | |
| CN220109307U (en) | Suitcase pull rod with adjustable handle | |
| CN218198434U (en) | Transfer device | |
| CN207220353U (en) | A kind of opposite direction umbrella of adjustable handle of umbrella length | |
| CN220876168U (en) | Case drawbar main body | |
| CN211075407U (en) | Novel case and bag wheel subassembly | |
| CN218481108U (en) | Monitoring probe easy to adjust angle | |
| CN219681031U (en) | Improved trolley | |
| CN218119318U (en) | Move frame to production position fast | |
| CN220905239U (en) | Bicycle capable of being converted into cart | |
| CN214001677U (en) | Handcart with adjustable grab handle height |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |