CN219480782U - Novel folding four-wheel vehicle - Google Patents
Novel folding four-wheel vehicle Download PDFInfo
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- CN219480782U CN219480782U CN202320693526.7U CN202320693526U CN219480782U CN 219480782 U CN219480782 U CN 219480782U CN 202320693526 U CN202320693526 U CN 202320693526U CN 219480782 U CN219480782 U CN 219480782U
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- bracket
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- folding
- quadricycle
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
Abstract
The utility model discloses a novel folding four-wheel vehicle, wherein each frame is provided with a folding mechanism, the folding mechanism comprises a fastening piece, the upper part of the fastening piece is provided for installing a corresponding handrail bracket, the rear end part of the fastening piece is hinged with a wheel bracket through a hinge part, and the novel folding four-wheel vehicle based on the hinge part can be respectively in an unfolded state and a folded state; the front end part of the fastener is provided with a buckling part, and the upper end part of the handrail bracket is provided with an upper handrail and a control part; when the novel folding four-wheel vehicle is in an unfolded state, the buckling part and the front end part of the wheel bracket are in a buckling state, and the control part can adjust the buckling part and the wheel bracket to be in a loosening state; when the novel folding quadricycle is in a folding state, the buckling part is in a separation state with the front part of the wheel bracket, and the armrest bracket rotates around the hinge part and is folded towards the rear end part of the wheel bracket. Thereby providing a four-wheel vehicle which is convenient for the old to use.
Description
Technical Field
The utility model relates to the technical field of rehabilitation aids, in particular to a novel folding quadricycle.
Background
The four-wheel vehicle is a tool vehicle for assisting walking, and is particularly suitable for old people with inconvenient walking or people with injured legs and feet and inconvenient walking.
Chinese patent application (name: a high-efficient folding quadricycle, application number: 202120951902.9) discloses a typical quadricycle, when folding is needed, a user needs to bend down to operate the buckling part, and then the quadricycle can be folded by hand, which is understood to be very inconvenient for the old.
Therefore, designing a four-wheel vehicle that does not require bending to operate the fastening portion becomes a problem to be solved.
Disclosure of Invention
Accordingly, a primary object of the present utility model is to provide a novel foldable four-wheel vehicle.
In order to achieve the above purpose, the technical scheme of the utility model is realized as follows: the novel folding quadricycle comprises a frame which is identical in structure and symmetrically arranged left and right, wherein the frame comprises a wheel bracket and a handrail bracket, and the lower part of the handrail bracket is detachably connected with the middle part of the wheel bracket; further comprises: each frame is provided with a folding mechanism, the folding mechanism comprises a fastener, the upper part of the fastener is provided for installing a corresponding armrest support, the rear end part of the fastener is hinged with a wheel support through a hinge part, and the novel folding four-wheel vehicle can be respectively in an unfolded state and a folded state based on the hinge part; the front end part of the fastener is provided with a buckling part, and the upper end part of the handrail bracket is provided with an upper handrail and a control part; when the novel folding four-wheel vehicle is in an unfolded state, the buckling part and the front end part of the wheel bracket are in a buckling state, and the control part can adjust the buckling part and the wheel bracket to be in a loosening state; when the novel folding quadricycle is in a folding state, the buckling part and the front part of the wheel bracket are in a separation state, and the handrail bracket rotates around the hinge part and is folded towards the rear end part of the wheel bracket.
As an improvement of the embodiment of the present utility model, the fastening part includes: a pin located in the vertical bar and fixed in the fastener, and a cross shaft located on the wheel bracket; the middle part of the vertical rod is provided with a first through hole, the pin shaft penetrates through the first through hole, and the control part is used for controlling the vertical rod to rotate around the pin shaft in an upper-lower front-rear plane; the lower end part of the vertical rod is provided with a convex block protruding backwards; when the novel folding four-wheel vehicle is in an unfolded state, the upper surface of the protruding block abuts against the transverse shaft, and the control part can drive the protruding block to move forwards and separate from the transverse shaft, so that the buckling part and the wheel support are adjusted to be in a loosening state.
As an improvement of the embodiment of the utility model, the upper surface of the wheel bracket is provided with a concave part, the transverse shaft is positioned in the concave part, and the lower end part of the vertical rod and the convex block can extend into the concave part from top to bottom.
As an improvement of the embodiment of the utility model, the control part is a sliding block capable of moving along the extending direction of the armrest support, and the sliding block is connected with the upper end part of the vertical rod through a pull rope.
As an improvement of the embodiment of the utility model, a stop block is arranged on the upper surface of the fastener, a second through hole extending along the front-back direction is arranged in the stop block, and the pull rope passes through the second through hole from back to front and is connected to the upper end part of the vertical rod.
As an improvement of the embodiment of the utility model, elastic pieces are arranged at the upper ends of the stop block and the vertical rod.
As an improvement of the embodiment of the utility model, the elastic element is a spring.
As an improvement of the embodiment of the utility model, the lower surface of the lug is a bevel, and when the bevel abuts against the transverse shaft and the lug moves downwards, the transverse shaft can drive the lug to move forwards.
The novel foldable four-wheel vehicle provided by the embodiment of the utility model has the following advantages: the embodiment of the utility model discloses a novel folding four-wheel vehicle, wherein each frame is provided with a folding mechanism, each folding mechanism comprises a fastening piece, the upper part of each fastening piece is provided for installing a corresponding handrail bracket, the rear end part of each fastening piece is hinged with a wheel bracket through a hinge part, and the novel folding four-wheel vehicle based on the hinge part can be respectively in an unfolded state and a folded state; the front end part of the fastener is provided with a buckling part, and the upper end part of the handrail bracket is provided with an upper handrail and a control part; when the novel folding four-wheel vehicle is in an unfolded state, the buckling part and the front end part of the wheel bracket are in a buckling state, and the control part can adjust the buckling part and the wheel bracket to be in a loosening state; when the novel folding quadricycle is in a folding state, the buckling part is in a separation state with the front part of the wheel bracket, and the armrest bracket rotates around the hinge part and is folded towards the rear end part of the wheel bracket. Thereby providing a four-wheel vehicle which is convenient for the old to use.
Drawings
FIG. 1 is a block diagram of a novel foldable wagon in an unfolded state according to an embodiment of the present utility model;
fig. 2 is an enlarged view of region a in fig. 1;
FIG. 3 is an enlarged view of region B of FIG. 1;
FIG. 4 is an exploded view of a portion of the components of the new folding quadricycle of the present utility model;
fig. 5 is a structural view of the folding quadricycle of the present utility model in a folded state.
Detailed Description
The present utility model will be described in detail below with reference to embodiments shown in the drawings. The embodiment is not intended to limit the present utility model, and structural, methodological, or functional modifications of the utility model according to the embodiment are included in the scope of the utility model.
The following description and the drawings sufficiently illustrate specific embodiments herein to enable those skilled in the art to practice them. Portions and features of some embodiments may be included in, or substituted for, those of others. The scope of the embodiments herein includes the full scope of the claims, as well as all available equivalents of the claims. The terms "first," "second," and the like herein are used merely to distinguish one element from another element and do not require or imply any actual relationship or order between the elements. Indeed the first element could also be termed a second element and vice versa. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a structure, apparatus, or device that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such structure, apparatus, or device. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a structure, apparatus or device comprising the element. Various embodiments are described herein in a progressive manner, each embodiment focusing on differences from other embodiments, and identical and similar parts between the various embodiments are sufficient to be seen with each other.
The terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like herein refer to an orientation or positional relationship based on that shown in the drawings, merely for ease of description herein and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operate in a particular orientation, and thus are not to be construed as limiting the utility model. In the description herein, unless otherwise specified and limited, the terms "mounted," "connected," and "coupled" are to be construed broadly, and may be, for example, mechanically or electrically coupled, may be in communication with each other within two elements, may be directly coupled, or may be indirectly coupled through an intermediary, as would be apparent to one of ordinary skill in the art.
The embodiment of the utility model provides a novel folding four-wheel vehicle, which comprises a vehicle frame 1 with the same structure and symmetrically arranged left and right, wherein the vehicle frame 1 comprises a wheel bracket 3 and a handrail bracket 4, and the lower part of the handrail bracket 4 is detachably connected with the middle part of the wheel bracket 3; here, as shown in fig. 1, wheels are provided at both front and rear ends of the wheel brackets 3, and a seat cushion is provided between the two armrest brackets 4 so that a user can sit on the seat cushion.
As shown in figures 1, 2, 3, 4 and 5,
each frame 1 is provided with a folding mechanism 6, the folding mechanism 6 comprises a fastening piece 61, the upper part of the fastening piece 61 is used for installing a corresponding armrest support 4, the rear end part of the fastening piece 61 is hinged with the wheel support 3 through a hinge part, and the novel folding four-wheel vehicle can be respectively in an unfolded state and a folded state based on the hinge part; here, the hinge part allows the novel foldable quadricycle to be switched between a folded state and an unfolded state
A fastening part is provided at the front end of the fastening member 61, and an upper handrail 41 and a control part 42 are provided at the upper end of the handrail support 4;
when the novel foldable four-wheel vehicle is in an unfolded state, the buckling part and the front end part of the wheel bracket 3 are in a buckled state, and the control part 42 can adjust the buckling part and the wheel bracket 3 to be in a loose state;
when the novel folding quadricycle is in a folding state, the buckling part and the front part of the wheel bracket 3 are in a separation state, and the handrail bracket 4 rotates around the hinge part and is folded towards the rear end part of the wheel bracket 3.
When the novel folding four-wheel vehicle is in an unfolded state, the buckling part and the front end part of the wheel bracket 3 are in a buckling state, so that the novel folding four-wheel vehicle is in a stable state, and the novel folding four-wheel vehicle is convenient for the old to use safely; when the old people need to fold the four-wheel vehicle, the four-wheel vehicle can be in a folded state only by operating the control part 42, and it can be understood that the old people do not need to bend down and can fold the four-wheel vehicle because the control part 42 is positioned at the upper end part of the armrest support 4 and is close to the upper armrest 41, thereby being very convenient for the old people to use.
In this embodiment, the fastening portion includes: a pin located in a vertical bar 62 and fixed in the fastener 61, and a transverse shaft 63 located on the wheel bracket 3; the middle part of the vertical rod 62 is provided with a first through hole, the pin shaft penetrates through the first through hole, and the control part 42 is used for controlling the vertical rod 62 to rotate around the pin shaft in an upper-lower front-rear plane; the lower end part of the vertical rod 62 is provided with a convex block 621 protruding backwards; when the novel foldable quadricycle is in an unfolded state, the upper surface of the bump 621 abuts against the transverse shaft 63, and the control part 42 can drive the bump 621 to move forward and separate from the transverse shaft 63, so that the fastening part and the wheel bracket 3 are adjusted to be in an unfastened state.
In this embodiment, the upper surface of the wheel bracket 3 is provided with a recess 31, the cross shaft 63 is located in the recess 31, and the lower end portion of the vertical rod 62 and the bump 621 can extend into the recess 31 from top to bottom.
In this embodiment, the control unit 42 is a slider movable along the extending direction of the armrest support 4, and the slider is connected to the upper end portion of the vertical rod 62 via a pull cord 43. As shown in fig. 3, a handle is further provided on the slider to facilitate the sliding of the slider.
In this embodiment, a stopper 611 is provided on the upper surface of the fastener 61, a second through hole extending in the front-rear direction is provided in the stopper 611, and the pulling cord 43 passes through the second through hole from rear to front and is connected to the upper end portion of the vertical rod 62.
In this embodiment, elastic members 64 are provided at the upper ends of the stoppers 611 and the vertical rods 62.
In this embodiment, the elastic member 64 is a spring.
In this embodiment, the lower surface of the bump 621 is an inclined surface, and when the inclined surface abuts against the lateral shaft 63 and the bump 621 moves downward, the lateral shaft 63 can drive the bump 621 to move forward. Here, when the four-wheel vehicle is converted from the folded state to the unfolded state, the engaging portion and the front end portion of the wheel bracket 3 can be automatically engaged, thereby being very convenient for the elderly to operate.
It should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is for clarity only, and that the skilled artisan should recognize that the embodiments may be combined as appropriate to form other embodiments that will be understood by those skilled in the art.
The above list of detailed descriptions is only specific to practical embodiments of the present utility model, and they are not intended to limit the scope of the present utility model, and all equivalent embodiments or modifications that do not depart from the spirit of the present utility model should be included in the scope of the present utility model.
Claims (8)
1. The novel folding quadricycle comprises a frame (1) which is the same in structure and is symmetrically arranged left and right, wherein the frame (1) comprises a wheel bracket (3) and an armrest bracket (4), and the lower part of the armrest bracket (4) is detachably connected with the middle part of the wheel bracket (3); characterized by further comprising:
each frame (1) is provided with a folding mechanism (6), the folding mechanism (6) comprises a fastener (61), the upper part of the fastener (61) is provided for installing a corresponding armrest support (4), the rear end part of the fastener (61) is hinged with a wheel support (3) through a hinge part, and the novel folding four-wheel vehicle can be respectively in an unfolded state and a folded state based on the hinge part;
the front end part of the fastener (61) is provided with a buckling part, and the upper end part of the handrail bracket (4) is provided with an upper handrail (41) and a control part (42);
when the novel folding four-wheel vehicle is in an unfolded state, the buckling part and the front end part of the wheel bracket (3) are in a buckling state, and the control part (42) can adjust the buckling part and the wheel bracket (3) to be in a loosening state;
when the novel folding quadricycle is in a folding state, the buckling part and the front part of the wheel bracket (3) are in a separation state, and the handrail bracket (4) rotates around the hinge part and is folded towards the rear end part of the wheel bracket (3).
2. The foldable quadricycle of claim 1, wherein the fastening portion includes:
a pin located in a vertical bar (62) and fixed in the fastener (61), and a transverse shaft (63) located on the wheel bracket (3);
the middle part of the vertical rod (62) is provided with a first through hole, the pin shaft penetrates through the first through hole, and the control part (42) is used for controlling the vertical rod (62) to rotate around the pin shaft in an upper-lower front-rear plane;
the lower end part of the vertical rod (62) is provided with a convex block (621) protruding backwards;
when the novel folding four-wheel vehicle is in an unfolded state, the upper surface of the protruding block (621) abuts against the transverse shaft (63), and the control part (42) can drive the protruding block (621) to move forwards and separate from the transverse shaft (63), so that the buckling part and the wheel bracket (3) are adjusted to be in a loose state.
3. The novel folding quadricycle of claim 2, wherein:
the upper surface of the wheel bracket (3) is provided with a concave part (31), the transverse shaft (63) is positioned in the concave part (31), and the lower end part of the vertical rod (62) and the convex block (621) can extend into the concave part (31) from top to bottom.
4. A new collapsible quadricycle as claimed in claim 3, wherein:
the control part (42) is a sliding block capable of moving along the extending direction of the handrail support (4), and the sliding block is connected with the upper end part of the vertical rod (62) through a pull rope (43).
5. The novel folding quadricycle of claim 4, wherein:
a stopper (611) is provided on the upper surface of the fastener (61), a second through hole extending in the front-rear direction is provided in the stopper (611), and the pulling rope (43) passes through the second through hole from rear to front and is connected to the upper end portion of the vertical rod (62).
6. The novel folding quadricycle of claim 5, wherein:
elastic members (64) are arranged at the upper ends of the stop block (611) and the vertical rod (62).
7. The novel folding quadricycle of claim 6, wherein:
the elastic member (64) is a spring.
8. The novel folding quadricycle of claim 2, wherein:
the lower surface of the lug (621) is an inclined surface, and when the inclined surface abuts against the transverse shaft (63) and the lug (621) moves downwards, the transverse shaft (63) can drive the lug (621) to move forwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320693526.7U CN219480782U (en) | 2023-04-03 | 2023-04-03 | Novel folding four-wheel vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320693526.7U CN219480782U (en) | 2023-04-03 | 2023-04-03 | Novel folding four-wheel vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219480782U true CN219480782U (en) | 2023-08-08 |
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ID=87507122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320693526.7U Active CN219480782U (en) | 2023-04-03 | 2023-04-03 | Novel folding four-wheel vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219480782U (en) |
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2023
- 2023-04-03 CN CN202320693526.7U patent/CN219480782U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |