CN215779270U - High-strength front fork of electric wheelchair - Google Patents
High-strength front fork of electric wheelchair Download PDFInfo
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- CN215779270U CN215779270U CN202121590527.6U CN202121590527U CN215779270U CN 215779270 U CN215779270 U CN 215779270U CN 202121590527 U CN202121590527 U CN 202121590527U CN 215779270 U CN215779270 U CN 215779270U
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Abstract
A high-strength front fork of an electric wheelchair comprises a cross rod, wherein two ends of the cross rod are connected with first connecting pieces, each first connecting piece comprises a first mounting hole, a sliding groove, a slot and a connecting plate, one end of each connecting plate is provided with the slot, and the slot is connected with the cross rod; the other end of the connecting plate is provided with a first mounting hole, and the surface of the connecting plate is provided with a sliding groove; second connecting pieces are fixed on the side portions of the connecting plates, and the bottom ends of the second connecting pieces are connected with front fork rods; the inner side of the front fork rod is rotatably connected with a movable wheel. The first connecting piece is provided with the plurality of connecting structures, the connecting position is adjustable, the electric wheelchair can be conveniently connected and installed, the connection is convenient, meanwhile, the connecting piece is burr-free and right-angled, and the safety performance is higher; when the wheelchair is folded, the whole wheelchair is supported by the support piece to prevent the wheelchair from toppling; the placement is stable.
Description
Technical Field
The utility model belongs to the technical field of electric wheelchairs, and particularly relates to a high-strength electric wheelchair front fork.
Background
The electric wheelchair is formed by superposing a high-performance power driving device, an intelligent operating device, a battery and other components on the basis of the traditional manual wheelchair and is formed by modification and upgrading; the novel intelligent wheelchair with the functions of advancing, retreating, steering, standing, lying, and the like can be driven by manually operating the intelligent controller, and is a high-tech product combining the fields of modern precision machinery, intelligent numerical control, engineering mechanics and the like.
The wheelchair front fork is a component of an electric wheelchair, is mainly connected with a main body part of the wheelchair to finish the movement of the wheelchair, the existing front fork part is limited in connecting part, a fixing plate with bolt holes is usually adopted to facilitate the connection of the wheelchair, and meanwhile, the existing front fork is supported by a front wheel after the wheelchair is folded, so that the wheelchair is very easy to topple.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model provides a high-strength front fork of an electric wheelchair, and the specific technical scheme is as follows:
a high-strength front fork of an electric wheelchair comprises a cross rod, wherein two ends of the cross rod are connected with first connecting pieces, each first connecting piece comprises a first mounting hole, a sliding groove, a slot and a connecting plate, one end of each connecting plate is provided with the slot, and the slot is connected with the cross rod; the other end of the connecting plate is provided with a first mounting hole, and the surface of the connecting plate is provided with a sliding groove; second connecting pieces are fixed on the side portions of the connecting plates, and the bottom ends of the second connecting pieces are connected with front fork rods; the inner side of the front fork rod is rotatably connected with a movable wheel.
Furthermore, the cross section of the connecting plate adopts a triangular structure, and three corners of the connecting plate adopt chamfer angles; three sides of the connecting plate are of arc structures.
Further, the second connecting piece comprises a screw, a sleeve and a rubber gasket, the sleeve is fixed on the side of the connecting plate, and the screw is arranged in the center of the inner part of the sleeve; the bottom end of the sleeve is connected with the front fork rod through a rubber gasket.
Furthermore, two connecting rods are fixed at the bottom ends of the cross rods, and second mounting holes are formed in the surfaces of the connecting rods; the center of the cross rod is fixed with a supporting piece, and the supporting piece is used for supporting the front fork of the wheelchair after being stored.
Furthermore, the supporting piece comprises a lantern ring, a nut, a rotating rod, a connecting sheet, a connector, a first supporting leg and a second supporting leg, the lantern ring is sleeved on the outer side of the cross rod, and the bottom end of the lantern ring is rotatably connected with the connecting sheet through the rotating rod; nuts are connected to the two sides of the rotating rod in a threaded manner; the bottom mounting of connection piece has the connector, just the bottom of connector rotates and is connected with first stabilizer blade and second stabilizer blade.
Furthermore, the cross-section of the connector adopts an n-shaped structure, and the inner side of the connector is rotatably connected with a first support leg and a second support leg which have the same structure.
The utility model has the beneficial effects that: the first connecting piece is provided with the plurality of connecting structures, the connecting position is adjustable, the electric wheelchair can be conveniently connected and installed, the connection is convenient, meanwhile, the connecting piece is burr-free and right-angled, and the safety performance is higher;
when the wheelchair is folded, the whole wheelchair is supported by the support piece to prevent the wheelchair from toppling; the placement is stable.
Drawings
FIG. 1 is a schematic structural view of a front fork of a high strength electric wheelchair of the present invention;
FIG. 2 shows an enlarged schematic view of the utility model at A in FIG. 1;
FIG. 3 shows a schematic structural view of a first connector of the present invention;
FIG. 4 shows a schematic view of the support of the present invention after storage;
shown in the figure: 1. first connecting piece, 11, first mounting hole, 12, spout, 13, slot, 14, connecting plate, 2, second connecting piece, 21, screw rod, 22, sleeve, 23, rubber gasket, 3, removal wheel, 4, preceding fork arm, 5, connecting rod, 51, second mounting hole, 6, support piece, 61, the lantern ring, 62, the nut, 63, bull stick, 64, the connection piece, 65, the connector, 66, first stabilizer blade, 67, the second stabilizer blade, 7, the horizontal pole.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
Fig. 1 shows a schematic overall structure diagram of an embodiment of the present invention, exemplarily, as shown in fig. 1, the front fork of the electric wheelchair includes a cross bar 7, two ends of the cross bar 7 are connected to first connecting pieces 1, each of the first connecting pieces 1 includes a first mounting hole 11, a sliding groove 12, a slot 13 and a connecting plate 14, as shown in fig. 3, one end of the connecting plate 14 is provided with the slot 13, and the slot 13 is connected to the cross bar 7; the other end of the connecting plate 14 is provided with a first mounting hole 11, the surface of the connecting plate 14 is provided with a sliding groove 12, and the sliding groove 12 is convenient for micro-adjustment of the connecting position when the wheelchair is connected, so that the connection is more convenient; the first connecting piece 1 is provided with a plurality of connecting structures, so that the electric wheelchair can be connected and installed conveniently; the side parts of the connecting plates 14 are all fixed with second connecting pieces 2, and the bottom ends of the second connecting pieces 2 are connected with front fork rods 4; the inner side of the front fork rod 4 is rotatably connected with a movable wheel 3; the cross rod 7, the first connecting piece 1, the second connecting piece 2 and the front fork rod 4 are all made of carbon fiber materials, so that the weight is light, and the strength is high.
As an improvement of the above technical solution, the cross section of the connecting plate 14 adopts a triangular structure, and three corners of the connecting plate 14 adopt chamfer structures; three sides of the connecting plate 14 are of arc structures; the connection is convenient, and simultaneously, the connecting piece is burr-free and right-angled, and the safety performance is higher.
As an improvement of the above technical solution, the second connecting member 2 includes a screw 21, a sleeve 22 and a rubber gasket 23, the sleeve 22 is fixed on the side of the connecting plate 14, and the screw 21 is arranged at the center of the inner part of the sleeve 22; is convenient to be connected with the wheelchair; the bottom end of the sleeve 22 is connected with the front fork rod 4 through a rubber gasket 23, and the rubber gasket 23 is used for enhancing the overall shock absorption capacity.
As an improvement of the above technical solution, two connecting rods 5 are fixed at the bottom end of the cross rod 7, and a second mounting hole 51 is arranged on the surface of each connecting rod 5; a support 6 is fixed at the center of the cross bar 7, and the support 6 is used for supporting the front fork of the wheelchair after being stored; when the wheelchair is folded, the support member 6 supports the entire wheelchair to prevent the wheelchair from falling down.
As an improvement of the above technical solution, the supporting member 6 includes a collar 61, a nut 62, a rotating rod 63, a connecting piece 64, a connecting head 65, a first leg 66 and a second leg 67, as shown in fig. 2, the collar 61 is sleeved on the outer side of the cross bar 7, and the collar 61 is rotatable on the outer side of the cross bar 7; the bottom end of the lantern ring 61 is rotatably connected with the connecting piece 64 through a rotating rod 63; nuts 62 are in threaded connection with two sides of the rotating rod 63; the nut 62 can fix the rotating connecting piece 64; a connector 65 is fixed at the bottom end of the connecting sheet 64, and a first supporting leg 66 and a second supporting leg 67 are rotatably connected to the bottom end of the connector 65; the first and second legs 66, 67 are used for supporting.
As an improvement of the technical scheme, the section of the connecting head 65 adopts an n-shaped structure, and the inner side of the connecting head 65 is rotatably connected with a first supporting leg 66 and a second supporting leg 67 which have the same structure.
The utility model is implemented as follows:
when the electric wheelchair is installed, the first connecting piece 1, the second connecting piece 2 and the connecting rod 5 are used for installing the electric wheelchair, after the installation is finished, when the electric wheelchair is used, the first supporting leg 66 and the second supporting leg 67 are folded, then the lantern ring 61 is rotated to enable the first supporting leg 66 and the second supporting leg 67 to be placed at the top end of the cross rod 7, and then the connecting head 65 is rotated to enable the first supporting leg 66 to be parallel to the second supporting leg 67 and the cross rod 7, as shown in fig. 4; when the electric wheelchair is stored, the collar 61 is rotated, and then the first leg 66 and the second leg 67 are rotated to form a splayed structure, and after the electric wheelchair is stored, the whole body is supported by the first leg 66 and the second leg 67.
The first connecting piece is provided with the plurality of connecting structures, so that the electric wheelchair can be conveniently connected and installed, the connection is convenient, meanwhile, the connecting piece is burr-free and right-angled, and the safety performance is higher;
when the wheelchair is folded, the whole wheelchair is supported by the support piece to prevent the wheelchair from toppling; the placement is stable.
It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (6)
1. The utility model provides an electronic wheelchair front fork of high strength which characterized in that: the connecting device comprises a cross rod (7), wherein two ends of the cross rod (7) are connected with first connecting pieces (1), each first connecting piece (1) comprises a first mounting hole (11), a sliding groove (12), a slot (13) and a connecting plate (14), the slot (13) is arranged at one end of the connecting plate (14), and the slot (13) is connected with the cross rod (7);
the other end of the connecting plate (14) is provided with a first mounting hole (11), and the surface of the connecting plate (14) is provided with a sliding groove (12); the side parts of the connecting plates (14) are all fixed with second connecting pieces (2), and the bottom ends of the second connecting pieces (2) are connected with front fork rods (4); the inner side of the front fork rod (4) is rotatably connected with the movable wheel (3).
2. The high strength electric wheelchair front fork of claim 1, wherein: the section of the connecting plate (14) adopts a triangular structure, and three corners of the connecting plate (14) adopt chamfer structures; three sides of the connecting plate (14) are of arc structures.
3. The high strength electric wheelchair front fork of claim 1, wherein: the second connecting piece (2) comprises a screw rod (21), a sleeve (22) and a rubber gasket (23), the sleeve (22) is fixed on the side of the connecting plate (14), and the screw rod (21) is arranged at the center of the inner part of the sleeve (22); the bottom end of the sleeve (22) is connected with the front fork rod (4) through a rubber gasket (23).
4. The high strength electric wheelchair front fork of claim 1, wherein: two connecting rods (5) are fixed at the bottom ends of the cross rods (7), and second mounting holes (51) are formed in the surfaces of the connecting rods (5); a support piece (6) is fixed at the center of the cross rod (7), and the support piece (6) is used for supporting the front fork of the wheelchair after being stored.
5. The high strength electric wheelchair front fork of claim 4, wherein: the supporting piece (6) comprises a lantern ring (61), a nut (62), a rotating rod (63), a connecting piece (64), a connecting head (65), a first supporting leg (66) and a second supporting leg (67), the lantern ring (61) is sleeved on the outer side of the cross rod (7), and the bottom end of the lantern ring (61) is rotatably connected with the connecting piece (64) through the rotating rod (63); two sides of the rotating rod (63) are in threaded connection with nuts (62); the bottom mounting of connection piece (64) has connector (65), just the bottom of connector (65) is rotated and is connected with first stabilizer blade (66) and second stabilizer blade (67).
6. The high strength electric wheelchair front fork of claim 5, wherein: the cross-section of connector (65) adopts "n" style of calligraphy structure, just the inboard rotation of connector (65) is connected with the first stabilizer blade (66) and second stabilizer blade (67) that the structure is the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121590527.6U CN215779270U (en) | 2021-07-14 | 2021-07-14 | High-strength front fork of electric wheelchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121590527.6U CN215779270U (en) | 2021-07-14 | 2021-07-14 | High-strength front fork of electric wheelchair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215779270U true CN215779270U (en) | 2022-02-11 |
Family
ID=80181768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121590527.6U Active CN215779270U (en) | 2021-07-14 | 2021-07-14 | High-strength front fork of electric wheelchair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215779270U (en) |
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2021
- 2021-07-14 CN CN202121590527.6U patent/CN215779270U/en active Active
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