CN218022018U - Frame structure for foldable tricycle - Google Patents
Frame structure for foldable tricycle Download PDFInfo
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- CN218022018U CN218022018U CN202222225988.4U CN202222225988U CN218022018U CN 218022018 U CN218022018 U CN 218022018U CN 202222225988 U CN202222225988 U CN 202222225988U CN 218022018 U CN218022018 U CN 218022018U
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- mounting plate
- locking
- frame structure
- rotating shaft
- locking rod
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Abstract
The utility model provides a frame structure for collapsible tricycle, frame are formed by the concatenation of a plurality of roof beam body portion, through hinged joint between two adjacent roof beam body portions, and have the auto-lock portion that is used for carrying out locking to the hinge on every hinge respectively, the one end of frame is pegged graft and is provided with the front wheel support, just the other end of frame is fixed with the rear wheel support. Thereby can carry out the folding that corresponds to the frame through setting up the hinge, two or three can be set to roof beam body portion for carry out corresponding folding to whole frame, thereby be convenient for to the folding transportation of tricycle. Compared with the prior art, this scheme has the higher advantage of folding efficiency, designs through the structure to the hinge in addition for the hinge has folding convenience and the high advantage of stability.
Description
Technical Field
The utility model relates to a vehicle field, concretely relates to frame structure for collapsible tricycle.
Background
The tricycle is a light vehicle, has the advantages of large bearing space, but occupies large space and is inconvenient to carry, so that some foldable tricycles appear in the market. For example: application number 201410598090.9 high nation collapsible electric tricycle, what this scheme adopted is that bottom plate and preceding backup plate articulate, and the folding effect of this scheme is not obvious, and the tricycle structure is not stable enough to the practical use of this scheme has been restricted.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a frame structure for collapsible tricycle can carry out the folding that corresponds to the frame through setting up the hinge, and the roof beam body portion can set to two or three for carry out corresponding folding to whole frame, thereby be convenient for to the folding transportation of tricycle. Compared with the prior art, this scheme has the higher advantage of folding efficiency, designs through the structure to the hinge in addition for the hinge has folding convenience and the high advantage of stability.
Specifically, the utility model provides a frame structure for collapsible tricycle, the frame is formed by the concatenation of a plurality of roof beam body portion, through hinged joint between two adjacent roof beam body portions, and has the auto-lock portion that is used for locking the hinge on every hinge respectively, the one end of frame is pegged graft and is provided with the front wheel support, just the other end of frame is fixed with the rear wheel support.
Preferably, the hinge includes first mounting panel, second mounting panel, pivot and check lock lever, the one end of first mounting panel is provided with first engaging lug, the second mounting panel orientation the one side of first mounting panel is provided with the second engaging lug, the epaxial pivot hole of first engaging lug with the axis coincidence in the pivot hole of second engaging lug, just first engaging lug with the pivot hole of second engaging lug sets up respectively in the pivot, the check lock lever is used for locking first mounting panel and second mounting panel.
Preferably, a space is left between the two first connecting lugs, and the two first connecting lugs are respectively located between the two second connecting lugs.
Preferably, one end of the locking rod is located between the two first connecting lugs, one end of the locking rod is installed on the rotating shaft, and the other end of the locking rod is arranged on the second mounting plate.
Preferably, the locking rod is a polished rod, one end of the locking rod is fixed to the rotating shaft, the locking rod is clamped in the opening of the second mounting plate, the other end of the locking rod is rotatably provided with a cam portion, a handle is fixed to the cam portion, and the cam portion is used for pressing the second mounting plate.
Preferably, the locking lever is a threaded rod, one end of the locking lever is screwed in the threaded hole of the rotating shaft, the other end of the locking lever penetrates through the opening of the second mounting plate, and a locking nut is arranged at the other end of the locking lever.
Preferably, the end of the second mounting plate is provided with a protruding part, and the opening is arranged on the protruding part.
Preferably, the opening is a U-shaped opening.
Preferably, the first mounting plate is kept away from one end of the rotating shaft is provided with a second locking piece, and a locking part of the second locking piece is detachably arranged on the second mounting plate.
The technical effects are as follows:
the utility model provides a frame structure for collapsible tricycle can carry out the folding that corresponds to the frame through setting up the hinge thereby, and two or three can be set to the roof beam body portion for carry out corresponding folding to whole frame, thereby be convenient for to the folding transportation of tricycle. Compared with the prior art, this scheme has the higher advantage of folding efficiency, designs through the structure to the hinge in addition for the hinge has folding convenience and the high advantage of stability.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the embodiments or the description of the prior art will be briefly described below.
FIG. 1 is a schematic structural diagram of a frame structure for a foldable tricycle according to the present embodiment;
FIG. 2 is a perspective view of the hinge of the present embodiment;
FIG. 3 is a perspective view of another perspective of the hinge of the present embodiment;
fig. 4 is a schematic structural view in a top view of the rear wheel carrier in the present embodiment.
Wherein reference numerals are referred to in the figures as follows:
11-a frame; 12-a beam body; 13-a hinge; 14-a first mounting plate; 15-a second mounting plate; 16-a rotating shaft; 17-a locking lever; 18-a first connection lug; 19-a second engaging lug; 20-opening; 21-a cam portion; 22-a handle; 23-a projection; 24-a second locking member; 25-rotating rods; 26-avoidance orifice; 27-a front wheel carrier; 28-rear wheel support.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 4, the present embodiment provides a frame structure for a foldable tricycle, a frame 11 is formed by splicing a plurality of beam bodies 12, two adjacent beam bodies 12 are connected by a hinge 13, each hinge 13 is provided with a self-locking portion for locking the hinge 13, one end of the frame 11 is provided with a front wheel bracket 27 in an inserted manner, and the other end of the frame 11 is fixed with a rear wheel bracket 28.
The technical effect of the scheme is as follows: by providing the hinges 13 to enable the corresponding folding of the frame 11, the beam bodies 12 can be provided in two or three for the corresponding folding of the entire frame 11, thereby facilitating the folding transportation of the tricycle. Compared with the prior art, the folding mechanism has the advantage of higher folding efficiency.
Wherein the front wheel bracket and the frame 11 are screwed together by screws, which can be seen in the prior art.
As an implementation manner of this embodiment, the hinge 13 includes a first mounting plate 14, a second mounting plate 15, a rotating shaft 16 and a locking rod 17, a first connecting lug 18 is disposed at one end of the first mounting plate 14, a second connecting lug 19 is disposed on a surface of the second mounting plate 15 facing the first mounting plate 14, axes of a rotating shaft 16 hole of the first connecting lug 18 and a rotating shaft 16 hole of the second connecting lug 19 are overlapped, the rotating shaft 16 holes of the first connecting lug 18 and the second connecting lug 19 are disposed on the rotating shaft 16 respectively, and the locking rod 17 is used for locking the first mounting plate 14 and the second mounting plate 15.
Wherein, a beam body 12 is fixed on the first mounting plate 14, and another beam body 12 is fixed on the second mounting plate.
The technical effect of the scheme is as follows: a specific structure of the hinge 13 is proposed, and the folding effect can be achieved by rotating the first mounting plate 14 or the second mounting plate 15.
Furthermore, a space is left between the two first connecting lugs 18, and the two first connecting lugs 18 are respectively located between the two second connecting lugs 19.
As an embodiment of the present embodiment, one end of the locking rod 17 is located between the two first connecting lugs 18 and one end of the locking rod 17 is mounted on the rotating shaft 16, and the other end of the locking rod 17 is disposed on the second mounting plate 15.
As an embodiment of the locking rod 17 in the present embodiment, the locking rod 17 is a polished rod, one end of the locking rod 17 is fixed on the rotating shaft 16, the locking rod 17 is engaged with the opening 20 of the second mounting plate 15, the other end of the locking rod 17 is rotatably provided with a cam portion 21, and the cam portion 21 is fixed with a handle 22, and the cam portion 21 is used for pressing the second mounting plate 15.
As another embodiment of the locking rod 17 in this embodiment, the locking rod 17 is a threaded rod, one end of the locking rod 17 is screwed into the threaded hole of the rotating shaft 16, the other end of the locking rod 17 penetrates through the opening 20 of the second mounting plate 15, and the other end of the locking rod 17 is provided with a locking nut.
The way of connecting two plates by a threaded rod belongs to the conventional technical means, and is not shown in the drawings, and the connection relationship between the two plates and the threaded rod should be clear to those skilled in the art.
In one embodiment of the present invention, the end of the second mounting plate 15 is provided with a protrusion 23, and the opening 20 is provided on the protrusion 23.
As an embodiment of this embodiment, the opening 20 is a U-shaped opening.
As an embodiment of the present embodiment, an end of the first mounting plate 14 away from the rotating shaft 16 is provided with a second locking member 24, and a locking portion of the second locking member 24 is detachably disposed on the second mounting plate 15. Effective fastening of the frame 11 is facilitated, thereby improving the safety of the frame 11.
Wherein, the second locking member 24 comprises a rotating rod 25, one end of the rotating rod 25 is rotatably installed on the first mounting plate 14, the rotating rod 25 can be snapped into the escape opening 26 of the second mounting plate 15, the other end of the rotating rod 25 is rotatably provided with a second cam portion 29, and the second cam portion 29 is used for pressing the second mounting plate 15.
For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which all fall within the scope of the invention.
Claims (9)
1. The utility model provides a collapsible frame structure for tricycle which characterized in that, the frame is formed by the concatenation of a plurality of roof beam body portion, through hinged joint between two adjacent roof beam body portions, and has the auto-lock portion that is used for carrying out the locking to the hinge on every hinge respectively, the one end of frame is pegged graft and is provided with the front wheel support, just the other end of frame is fixed with the rear wheel support.
2. The foldable tricycle frame structure according to claim 1, wherein the hinge comprises a first mounting plate, a second mounting plate, a rotating shaft and a locking rod, a first connecting lug is arranged at one end of the first mounting plate, a second connecting lug is arranged on one surface of the second mounting plate facing the first mounting plate, a rotating shaft hole in the first connecting lug coincides with an axis of a rotating shaft hole in the second connecting lug, the first connecting lug and the rotating shaft hole in the second connecting lug are respectively arranged in the rotating shaft, and the locking rod is used for locking the first mounting plate and the second mounting plate.
3. The frame structure for a foldable tricycle according to claim 2, characterized in that a space is left between two first coupling lugs, and the two first coupling lugs are respectively located between two second coupling lugs.
4. The foldable tricycle frame structure of claim 3, wherein one end of the locking bar is located between the two first connecting lugs and one end of the locking bar is mounted on the rotating shaft, and the other end of the locking bar is disposed on the second mounting plate.
5. The foldable tricycle frame structure according to claim 4, wherein the locking rod is a polished rod, one end of the locking rod is fixed on the rotating shaft, the locking rod is arranged in the opening of the second mounting plate in a clamping manner, the other end of the locking rod is rotatably provided with a cam portion, a handle is fixed on the cam portion, and the cam portion is used for pressing the second mounting plate.
6. The foldable tricycle frame structure according to claim 4, wherein the locking rod is a threaded rod, one end of the locking rod is screwed in the threaded hole of the rotating shaft, the other end of the locking rod penetrates through the opening of the second mounting plate, and a locking nut is arranged at the other end of the locking rod.
7. A frame structure for a foldable tricycle according to claim 5 or 6, characterised in that the end of the second mounting plate is provided with a protrusion, on which the opening is provided.
8. The foldable tricycle frame structure of claim 7, wherein the opening is a U-shaped opening.
9. The foldable tricycle frame structure according to claim 4, wherein a second locking member is provided at an end of the first mounting plate away from the rotation shaft, and a locking portion of the second locking member is detachably provided on the second mounting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222225988.4U CN218022018U (en) | 2022-08-23 | 2022-08-23 | Frame structure for foldable tricycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222225988.4U CN218022018U (en) | 2022-08-23 | 2022-08-23 | Frame structure for foldable tricycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218022018U true CN218022018U (en) | 2022-12-13 |
Family
ID=84348549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222225988.4U Active CN218022018U (en) | 2022-08-23 | 2022-08-23 | Frame structure for foldable tricycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218022018U (en) |
-
2022
- 2022-08-23 CN CN202222225988.4U patent/CN218022018U/en active Active
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