CN220168350U - Spacing hinge and back seat coupling mechanism and electric motor car - Google Patents
Spacing hinge and back seat coupling mechanism and electric motor car Download PDFInfo
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- CN220168350U CN220168350U CN202321959401.0U CN202321959401U CN220168350U CN 220168350 U CN220168350 U CN 220168350U CN 202321959401 U CN202321959401 U CN 202321959401U CN 220168350 U CN220168350 U CN 220168350U
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- 230000007246 mechanism Effects 0.000 title claims abstract description 19
- 230000008878 coupling Effects 0.000 title description 2
- 238000010168 coupling process Methods 0.000 title description 2
- 238000005859 coupling reaction Methods 0.000 title description 2
- 230000007306 turnover Effects 0.000 claims abstract description 20
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 7
- 238000009434 installation Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 2
- 238000003763 carbonization Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
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Abstract
The utility model discloses a limiting hinge which comprises a connecting shaft, a first page piece and a second page piece, wherein the first page piece and the second page piece are rotationally connected by the connecting shaft, in particular, the first page piece comprises a first shaft barrel allowing the connecting shaft to pass through, the second page piece comprises a second shaft barrel allowing the connecting shaft to pass through, the first shaft barrel and the second shaft barrel are sequentially sleeved on the connecting shaft along the axial direction of the connecting shaft, limiting blocks are arranged on the axial end surfaces of the first shaft barrel and the second shaft barrel, and when the first ends of the two limiting blocks are propped against each other, the angle between the first page piece and the second page piece is 90 degrees, so that the assembly of a plastic part and a rear car hopper is facilitated; when the second ends of the two limiting blocks are propped against each other, the angle between the first page piece and the second page piece is 180 degrees, and the limiting hinge is flattened. The utility model also provides a rear seat connecting mechanism which comprises the limiting hinge, a turnover plate, a plastic part and a rear car hopper. The utility model also provides an electric vehicle comprising the rear seat connecting mechanism.
Description
Technical Field
The utility model relates to the technical field of electric vehicles and peripheral supporting facilities thereof, in particular to a limiting hinge, a rear seat connecting mechanism and an electric vehicle.
Background
The electric power is used as an important energy source with environmental protection, cleanness and high conversion rate, is widely used for production and life, uses the electric power as application to drive the updating of vehicles, promotes the low-carbonization development of the transportation industry, reduces the transportation cost, saves the energy and protects the environment. The electric tricycle has the advantages of strong applicability, flexibility, simple maintenance, convenient maintenance, low price and the like, can flexibly travel between narrow roads, and is widely applied to families, cities and villages. In order to enhance the carrying capacity of the three-wheeled recreational vehicle, the backseat of most three-wheeled recreational vehicles is set to be a hollow box body structure to serve as a carrying box, and the carrying box can be opened by overturning the backseat, so that the operation is convenient.
In the electric tricycle assembly process, the turnover plate connected with the rear seat is connected with the rear hopper of the tricycle through the hinge, a plastic part is arranged in the rear hopper, the edge shape of the plastic part is matched with that of the hinge, and the plastic part can improve the surface quality of the carrying box. In the prior art, the hinge shakes left and right when being assembled with the turnover plate, and a hand can not quickly sleeve the hinge into a square hole when a plastic part is sleeved, so that the assembly efficiency of the electric tricycle is affected.
Therefore, how to change the current situation that the stability of the hinge is poor to affect the assembly efficiency in the assembly process of the rear seat of the electric tricycle in the prior art becomes a problem to be solved urgently by those skilled in the art.
Disclosure of Invention
The utility model aims to provide a limiting hinge, a rear seat connecting mechanism and an electric vehicle, so as to solve the problems in the prior art, ensure the stability of the hinge in the assembly process of the electric tricycle and further improve the assembly efficiency of the electric vehicle.
In order to achieve the above object, the present utility model provides the following solutions: the utility model provides a limit hinge, comprising:
a connecting shaft;
a first sheet including a first shaft cylinder allowing the connection shaft to pass through;
a second leaf comprising a second shaft cartridge allowing the connecting shaft to pass through;
the first shaft cylinder and the second shaft cylinder are both rotatably sleeved on the connecting shaft, and limiting blocks are arranged on the axial end faces of the first shaft cylinder and the second shaft cylinder, which are propped against each other; when the first ends of the two limiting blocks are propped against each other, the angle between the first page piece and the second page piece is 90 degrees; when the second ends of the two limiting blocks are propped against each other, the angle between the first sheet and the second sheet is 180 degrees.
Preferably, the first sheet further comprises a first body, and the first body is connected with the first shaft barrel; the first body is plate-shaped, and the axis of the first shaft cylinder is parallel to the plate surface of the first body;
the second leaf also comprises a second body, and the second body is connected with the second shaft cylinder; the second body is plate-shaped, and the axis of the second shaft barrel is parallel to the plate surface of the second body.
Preferably, the limiting block on the first shaft cylinder comprises an arc section and an extension section, and the extension section is connected with the arc section and extends to the first body along the tangential direction of the arc section; the limiting block on the second shaft cylinder is arc-shaped.
Preferably, the first body is provided with a connecting hole.
Preferably, the number of the connecting holes is two, the connecting holes are arranged along the axis direction of the connecting shaft, at least one connecting hole is a long hole, and the length direction of the long hole is parallel to the axis of the connecting shaft.
Preferably, both axial ends of the connecting shaft have chamfers.
Preferably, the number of the first shaft barrels is two, and the second shaft barrels are rotatably arranged between the two first shaft barrels.
The utility model also provides a rear seat connecting mechanism, which comprises the limit hinge, a turnover plate, a plastic part and a rear hopper, wherein the turnover plate can be connected with a seat, the first sheet is connected with the turnover plate, the second sheet is connected with the rear hopper, the plastic part is arranged on the rear hopper, and the plastic part is provided with a mounting hole matched with the limit hinge; and rotating the first sheet to enable the angle between the first sheet and the second sheet to be 90 degrees, so that the limit hinge passes through the mounting hole.
Preferably, the first sheet is connected with the turnover plate through bolts; the second sheet is welded with the rear hopper.
The utility model also provides an electric vehicle comprising the rear seat connecting mechanism.
Compared with the prior art, the utility model has the following technical effects:
the limiting hinge comprises a first hinge plate and a second hinge plate, wherein the first hinge plate and the second hinge plate are rotatably connected through the connecting shaft, the first hinge plate comprises a first shaft barrel allowing the connecting shaft to pass through, the second hinge plate comprises a second shaft barrel allowing the connecting shaft to pass through, the first shaft barrel and the second shaft barrel are sequentially sleeved on the connecting shaft along the axial direction of the connecting shaft, limiting blocks are arranged on the axial end faces of the first shaft barrel and the second shaft barrel, and when the first ends of the two limiting blocks are propped against each other, the angle between the first hinge plate and the second hinge plate is 90 degrees, so that the assembly of a plastic part and a rear car hopper is facilitated; when the second ends of the two limiting blocks are propped against each other, the angle between the first page and the second page is 180 degrees, the limiting hinge is flattened, and the requirement of overturning the electric vehicle rear seat is met. According to the limiting hinge, the limiting block is arranged, so that the limiting hinge can be stabilized at a certain angle, the phenomenon that the limiting hinge shakes in the assembly process to influence operation is avoided, the stability of the limiting hinge is improved, convenience is brought to the assembly of the electric vehicle, and the assembly efficiency of the electric vehicle is improved.
The utility model also provides a rear seat connecting mechanism, which comprises the limit hinge, a turnover plate, a plastic part and a rear car hopper, wherein the turnover plate can be connected with a seat, the first sheet is connected with the turnover plate, the second sheet is connected with the rear car hopper, the plastic part is arranged on the rear car hopper, and the plastic part is provided with a mounting hole matched with the limit hinge; in the assembly process, the first sheet is rotated, the two limiting blocks are abutted against each other, the angle between the first sheet and the second sheet is kept at 90 degrees, the plastic part is moved, the limiting hinge penetrates through the mounting hole, the stability of the limiting hinge is good, the assembly of the plastic part is facilitated, and the assembly work efficiency is improved.
The utility model also provides an electric vehicle, which comprises the rear seat connecting mechanism, so that the assembly efficiency of the rear seat connecting mechanism is improved, and the whole production efficiency of the electric vehicle is further improved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of a limiting hinge disclosed in an embodiment of the present utility model;
fig. 2 is a schematic structural view of a rear seat connection mechanism according to an embodiment of the present utility model.
Wherein 100 is a limiting hinge, 200 is a turnover plate, 300 is a plastic part, and 400 is a rear car hopper;
1 is a first sheet, 2 is a second sheet, 3 is a connecting shaft, 4 is a first shaft barrel, 5 is a second shaft barrel, 6 is a limiting block, 7 is a first body, 8 is a second body, and 9 is a connecting hole.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model aims to provide a limiting hinge, a rear seat connecting mechanism and an electric vehicle, so as to solve the problems in the prior art, ensure the stability of the hinge in the assembly process of the electric tricycle and further improve the assembly efficiency of the electric vehicle.
In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.
The utility model provides a limit hinge 100, which comprises a connecting shaft 3, a first sheet 1 and a second sheet 2, wherein the first sheet 1 comprises a first shaft cylinder 4 allowing the connecting shaft 3 to pass through; the second leaf 2 comprises a second shaft cylinder 5 allowing the connecting shaft 3 to pass through; the first shaft cylinder 4 and the second shaft cylinder 5 are rotatably sleeved on the connecting shaft 3, and limiting blocks 6 are arranged on the axial end surfaces of the first shaft cylinder 4 and the second shaft cylinder 5, which are propped against each other; when the first ends of the two limiting blocks 6 are propped against each other, the angle between the first page 1 and the second page 2 is 90 degrees; when the second ends of the two limiting blocks 6 are propped against each other, the angle between the first sheet 1 and the second sheet 2 is 180 degrees.
According to the limiting hinge 100 disclosed by the utility model, the first sheet 1 and the second sheet 2 are rotationally connected by utilizing the connecting shaft 3, specifically, the first sheet 1 comprises the first shaft barrel 4 allowing the connecting shaft 3 to pass through, the second sheet 2 comprises the second shaft barrel 5 allowing the connecting shaft 3 to pass through, the first shaft barrel 4 and the second shaft barrel 5 are sequentially sleeved on the connecting shaft 3 along the axial direction of the connecting shaft 3, limiting blocks 6 are arranged on the axial end surfaces of the first shaft barrel 4 and the second shaft barrel 5, and when the first ends of the two limiting blocks 6 are abutted, the angle between the first sheet 1 and the second sheet 2 is 90 degrees, so that the assembly of the plastic 300 and the rear car hopper 400 is facilitated; when the first sheet 1 and the second sheet 2 rotate relatively and the second ends of the two limiting blocks 6 are propped against each other, the angle between the first sheet 1 and the second sheet 2 is 180 degrees, the limiting hinge 100 is flattened, and the overturning requirement of the electric vehicle rear seat is met. According to the limiting hinge 100, the limiting block 6 is arranged, so that the limiting hinge 100 can be stabilized at a certain angle, the phenomenon that the operation is affected by shaking of the limiting hinge 100 in the assembly process is avoided, the stability of the limiting hinge 100 is improved, convenience is brought to the assembly of an electric vehicle, and the assembly efficiency of the electric vehicle is improved.
It should be explained that, when the first ends of the two limiting blocks 6 abut against each other, the angle between the first sheet 1 and the second sheet 2 is 90 °, and when the second ends of the two limiting blocks 6 abut against each other, the angle between the first sheet 1 and the second sheet 2 is 180 °, the first shaft barrel 4 and the second shaft barrel 5 are hollow cylindrical, and the limiting blocks 6 are disposed on the axial end surfaces of the first shaft barrel 4 and the second shaft barrel 5, so that the abutting surfaces of the two limiting blocks 6 are parallel to the axis of the connecting shaft 3, and the size of the limiting blocks 6 is reasonably set, so that the first sheet 1 and the second sheet 2 can realize the angle, which is a common means for those skilled in the art and will not be repeated herein. In addition, in other specific embodiments of the present utility model, the size of the limiting block 6 may be adjusted, so that the first sheet 1 and the second sheet 2 meet other working angle requirements, and flexibility and adaptability of the limiting hinge 100 are improved; in practical application, can also set up stopper 6 into split type structure, all set up the block body at stopper 6's first end and second end promptly, can adjust according to specific operating mode in practical application, satisfy spacing hinge 100 different installation and work demand.
Specifically, the first sheet 1 further includes a first body 7, and the first body 7 is connected to the first shaft cylinder 4; the first body 7 is plate-shaped, and the axis of the first shaft cylinder 4 is parallel to the plate surface of the first body 7; correspondingly, the second leaf 2 further comprises a second body 8, the second body 8 being connected to the second shaft 5; the second body 8 is plate-shaped, and the axis of the second shaft barrel 5 is parallel to the plate surface of the second body 8. The first body 7 and the second body 8 are arranged, and the first body 7 and the second body 8 are of plate-shaped structures, so that the first hinge plate 1 and the second hinge plate 2 are convenient to install and fix, and the installation reliability of the limiting hinge 100 is guaranteed.
The limiting block 6 on the first shaft barrel 4 comprises an arc section and an extension section, the extension section is connected with the arc section and extends to the first body 7 along the tangential direction of the arc section, so that the processing and manufacturing difficulty of the first shaft barrel 4 is reduced, meanwhile, the extension section extends to the first body 7, the connection firmness of the first shaft barrel 4 and the first body 7 is enhanced, and the integral structural strength of the first page sheet 1 is guaranteed. Correspondingly, the limiting block 6 on the second shaft barrel 5 is arc-shaped, the thickness of the limiting block 6 is consistent with the wall thickness of the second shaft barrel 5, the structural strength of the limiting block 6 is enhanced, and meanwhile the processing and manufacturing difficulty of the second page piece 2 is reduced.
For convenient connection, the first body 7 is provided with a connection hole 9, and the first sheet 1 can be connected with the installation foundation by using the connection hole 9. It should be explained here that, in the present embodiment, the limit hinge 100 is used for connecting the rear seat of the electric vehicle, and the first sheet 1 is connected to the roll-over plate 200, so that the roll-over plate 200 is the installation base, and similarly, when the first sheet 1 is connected to the rear hopper 400, the rear hopper 400 is the installation base; correspondingly, when the limit hinge 100 of the utility model is applied to other working scenes, the installation basis is determined according to specific working conditions.
In this embodiment, the number of the connecting holes 9 is two, the connecting holes 9 are arranged along the axis direction of the connecting shaft 3, and the two points are fixed, so that the connection firmness between the first sheet 1 and the overturning plate 200 is enhanced, and the stability of the limiting hinge 100 is improved. In order to reduce the assembly difficulty, at least one connecting hole 9 can be provided as a long hole, and the length direction of the long hole is parallel to the axis of the connecting shaft 3, so that the operation difficulty is reduced, and convenience is provided for the assembly operation.
In other embodiments of the present utility model, both axial ends of the connecting shaft 3 are chamfered to facilitate the passage of the connecting shaft 3 through the first shaft cylinder 4 and the second shaft cylinder 5.
More specifically, the number of the first shaft barrels 4 is two, the second shaft barrels 5 are rotatably arranged between the two first shaft barrels 4, the two first shaft barrels 4 are arranged, the two first shaft barrels 4 can play a role in limiting the axial position of the second shaft barrels 5, the first page sheet 1 and the second page sheet 2 are prevented from generating axial relative displacement, and the working reliability of the limiting hinge 100 is further improved.
Further, the utility model also provides a rear seat connecting mechanism, which comprises the limit hinge 100, a turnover plate 200, a plastic part 300 and a rear car hopper 400, wherein the turnover plate 200 can be connected with a seat, the first page sheet 1 is connected with the turnover plate 200, the second page sheet 2 is connected with the rear car hopper 400, the plastic part 300 is arranged on the rear car hopper 400, and the plastic part 300 is provided with a mounting hole matched with the limit hinge 100; the first sheet 1 is turned so that the angle between the first sheet 1 and the second sheet 2 is 90 ° to allow the spacing hinge 100 to pass through the mounting hole.
When the rear seat connecting mechanism is assembled, the second sheet 2 is connected with the rear car hopper 400, the first sheet 1 is turned over, the first sheet 1 rotates around the connecting shaft 3 until the limiting block 6 of the first sheet 1 abuts against the limiting block 6 of the second sheet 2, at the moment, the angle between the first sheet 1 and the second sheet 2 is 90 degrees, namely, the first body 7 is perpendicular to the second body 8, the plastic part 300 is moved, the limiting hinge 100 penetrates through the mounting hole, the plastic part 300 is fixed on the rear car hopper 400, the assembly convenience is improved, then the first sheet 1 is connected with the turning plate 200, the first sheet 1 can be rotated to a state with the angle between the second sheet 2 being 180 degrees, namely, the limiting hinge 100 can be flattened, the turning requirement of the turning plate 200 is met, the turning plate 200 drives the seat to rotate, and the carrying box formed by the rear seat can be opened and closed. In practical application, the number of the limit hinges 100 can be adjusted according to the specifications of the overturning plate 200 and the rear hopper 400, all the limit hinges 100 are arranged at equal intervals along the rotation axis direction of the overturning plate 200 and the rear hopper 400, so that the stress uniformity of the overturning plate 200 and the rear hopper 400 is improved, and the structural strength of the rear seat connecting mechanism is ensured.
In the specific embodiment, the first page 1 is connected with the turnover plate 200 by bolts, so that the connection is firm, the disassembly and the assembly are convenient, and the assembly efficiency is further improved; the second leaf 2 is welded with the rear hopper 400, so that the connection structural strength of the limiting hinge 100 and the rear hopper 400 is enhanced, and the connection firmness of the turnover plate 200 and the seat is further improved.
Furthermore, the utility model also provides an electric vehicle, which comprises the rear seat connecting mechanism, and the assembly production efficiency of the rear seat connecting mechanism is improved by utilizing the limit hinge 100, so that the production efficiency of the whole electric vehicle is improved.
The principles and embodiments of the present utility model have been described in detail with reference to specific examples, which are provided to facilitate understanding of the method and core ideas of the present utility model; also, it is within the scope of the present utility model to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the utility model.
Claims (10)
1. Spacing hinge, its characterized in that includes:
a connecting shaft;
a first sheet including a first shaft cylinder allowing the connection shaft to pass through;
a second leaf comprising a second shaft cartridge allowing the connecting shaft to pass through;
the first shaft cylinder and the second shaft cylinder are both rotatably sleeved on the connecting shaft, and limiting blocks are arranged on the axial end faces of the first shaft cylinder and the second shaft cylinder, which are propped against each other; when the first ends of the two limiting blocks are propped against each other, the angle between the first page piece and the second page piece is 90 degrees; when the second ends of the two limiting blocks are propped against each other, the angle between the first sheet and the second sheet is 180 degrees.
2. The limit hinge of claim 1, wherein: the first page piece further comprises a first body, and the first body is connected with the first shaft cylinder; the first body is plate-shaped, and the axis of the first shaft cylinder is parallel to the plate surface of the first body;
the second leaf also comprises a second body, and the second body is connected with the second shaft cylinder; the second body is plate-shaped, and the axis of the second shaft barrel is parallel to the plate surface of the second body.
3. The limit hinge of claim 2, wherein: the limiting block on the first shaft cylinder comprises an arc section and an extension section, and the extension section is connected with the arc section and extends to the first body along the tangential direction of the arc section; the limiting block on the second shaft cylinder is arc-shaped.
4. The limit hinge of claim 2, wherein: the first body is provided with a connecting hole.
5. The limit hinge of claim 4, wherein: the number of the connecting holes is two, the connecting holes are distributed along the axis direction of the connecting shaft, at least one connecting hole is a long hole, and the length direction of the long hole is parallel to the axis of the connecting shaft.
6. The limit hinge of claim 1, wherein: the two axial ends of the connecting shaft are provided with chamfers.
7. The limit hinge according to any one of claims 1-6, wherein: the number of the first shaft barrels is two, and the second shaft barrels are rotatably arranged between the two first shaft barrels.
8. A rear seat connection mechanism, characterized in that: the limit hinge according to any one of claims 1 to 7, further comprising a turnover plate, a plastic part and a rear hopper, wherein the turnover plate can be connected with a seat, the first sheet is connected with the turnover plate, the second sheet is connected with the rear hopper, the plastic part is arranged on the rear hopper, and the plastic part is provided with a mounting hole matched with the limit hinge; and rotating the first sheet to enable the angle between the first sheet and the second sheet to be 90 degrees, so that the limit hinge passes through the mounting hole.
9. The backseat connection of claim 8, wherein: the first page piece is connected with the turnover plate through bolts; the second sheet is welded with the rear hopper.
10. An electric vehicle, characterized in that: comprising a backseat connection as claimed in claim 8 or 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321959401.0U CN220168350U (en) | 2023-07-25 | 2023-07-25 | Spacing hinge and back seat coupling mechanism and electric motor car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321959401.0U CN220168350U (en) | 2023-07-25 | 2023-07-25 | Spacing hinge and back seat coupling mechanism and electric motor car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220168350U true CN220168350U (en) | 2023-12-12 |
Family
ID=89054316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321959401.0U Active CN220168350U (en) | 2023-07-25 | 2023-07-25 | Spacing hinge and back seat coupling mechanism and electric motor car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220168350U (en) |
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2023
- 2023-07-25 CN CN202321959401.0U patent/CN220168350U/en active Active
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